+ 2003-10-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+ 
+ 	* config/mips/linux.h (FUNCTION_NAME_ALREADY_DECLARED): Undef
+ 	before redefinition.
+ 
+ 2003-10-17  Mostafa Hagog  <mustafa@il.ibm.com>
+ 
+ 	* common.opt: Add description of the new -fgcse-las flag.
+ 	* flags.h (flag_gcse_las): Declaration of global flag_gcse_las.
+ 	* gcse.c (hash_scan_set): Handle the case of store expression and
+ 	insert the memory expression to the hash table, this way we make it
+ 	possible to discover redundant loads after stores and remove them.
+ 	(pre_insert_copy_insn): moved the call to update_ld_motion_stores,
+ 	to pre_insert_copies, it is not the correct place to call it after
+ 	adding stores to be in the available expression hash table.
+ 	(pre_insert_copies): Added the call to update_ld_motion_stores when
+ 	one or more copies were inserted.
+ 	* opts.c (common_handle_option): Handle the -fgcse-las flag.
+ 	* toplev.c (flag_gcse_las): Initialization of flag_gcse_las.
+ 
+ 	* doc/invoke.tex: Document new -fgcse-las flag.
+ 
+ 2003-10-18  Alan Modra  <amodra@bigpond.net.au>
+ 
+ 	* config/rs6000/crtsavres.asm: Correct alignment of powerpc64 code
+ 	for posterity, then remove it.
+ 
+ 2003-10-17  Richard Earnshaw <rearnsha@arm.com>
+ 	    Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* config/arm/arm.c (use_return_insn): Not a single instruction, if
+ 	there's a frame pointer.
+ 	(arm_output_epilogue): Protect stack pointer from being corrupted
+ 	on interrupt.
+ 
+ 2003-10-17  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* ifcvt.c (noce_try_addcc): Handle ifs with 'else' case.
+ 
+ 2003-10-17  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* combine.c (simplify_set): Do not clear out undobuf.other_insn
+ 	already set elsewhere.
+ 
+ 2003-10-17  Kelley Cook  <kcook@gcc.gnu.org>
+ 
+ 	* config/i386/i386.c (ix86_expand_prologue):  Use
+ 	gen_allocate_stack_worker.
+ 
+ 2003-10-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+ 
+ 	* config.gcc (mips-sgi-irix6*o32): Only enable use_collect2
+ 	without gas.
+ 	(mips-sgi-irix6*): Likewise.
+ 
+ 	* config/mips/iris6gas.h: New file.
+ 	* gcc/config.gcc (mips-sgi-irix6*): Use it.
+ 
+ 	* config/mips/mips.h (TARGET_IRIX): Provide default.
+ 	(TARGET_IRIX5): Likewise.
+ 	(TARGET_SGI_O32_AS): Likewise.
+ 	* config/mips/iris5.h (TARGET_IRIX): Redefine as 1.
+ 	(TARGET_IRIX5): Likewise.
+ 	* config/mips/iris6.h (TARGET_IRIX6): Remove.
+ 	(TARGET_IRIX5): Redefine as 0.
+ 
+ 	* config/mips/mips.c (mips_output_external): Test for IRIX 6 O32
+ 	linker workaround with TARGET_IRIX and mips_abi instead of
+ 	ASM_OUTPUT_UNDEF_FUNCTION.
+ 	(mips_file_end): Inline old ASM_OUTPUT_UNDEF_FUNCTION definition,
+ 	testing TARGET_IRIX and mips_abi explicitly.
+ 	* config/mips/iris5.h (ASM_OUTPUT_UNDEF_FUNCTION): Remove.
+ 	* config/mips/iris6.h (ASM_OUTPUT_UNDEF_FUNCTION): Remove undef.
+ 
+ 	* config/mips/mips.c (irix_output_external_libcall): Renamed from
+ 	mips_output_external_libcall.
+ 	Use new TARGET_IRIX in guard.
+ 	* config/mips/mips-protos.h (irix_output_external_libcall): Match
+ 	this.
+ 	* config/mips/iris5.h (TARGET_ASM_EXTERNAL_LIBCALL): Likewise.
+ 
+ 	* config/mips/iris5gas.h (HAVE_GAS_SHF_MERGE): Update comment.
+ 	Define as 0.
+ 
+ 	* config/mips/iris6.h (FUNCTION_NAME_ALREADY_DECLARED): Define
+ 	depending on mips_abi. 
+ 	* config/mips/linux.h (FUNCTION_NAME_ALREADY_DECLARED): Define as 1.
+ 	* config/mips/mips.c (mips_output_function_prologue): Test
+ 	FUNCTION_NAME_ALREADY_DECLARED at runtime.
+ 	(mips_output_function_epilogue): Likewise.
+ 	(build_mips16_function_stub): Likewise.
+ 	(build_mips16_call_stub): Likewise.
+ 	* config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Provide
+ 	default.
+ 	
+ 	* config/mips/iris6.h (DWARF2_UNWIND_INFO): Don't define for native
+ 	IRIX 6 O32 assembler.
+ 	(SUBTARGET_CC1_SPEC): Enforce mips2 ISA with O32 ABI.
+ 	(TARGET_OS_CPP_BUILTINS): Define _ABIO32, use it to define
+ 	_MIPS_SIM for O32 ABI.
+ 	(DWARF2_FRAME_INFO): Don't define for native IRIX 6 O32 assembler.
+ 	(ASM_DECLARE_FUNCTION_NAME): Integrate mips.h version.
+ 	(ASM_DECLARE_FUNCTION_SIZE): Move undef before redefinition.
+ 	Integrate O32 version.
+ 	(SUBTARGET_ASM_SPEC): Handle -mabi=32.
+ 	(SUBTARGET_ASM_DEBUGGING_SPEC): Add mdebug_asm_spec for gas with
+ 	O32 ABI.
+ 	(BSS_SECTION_ASM_OP_32): Define.
+ 	(BSS_SECTION_ASM_OP_64): Likewise.
+ 	(BSS_SECTION_ASM_OP): Define differently for O32 and N32/N64 ABIs
+ 	using them.
+ 	(TARGET_ASM_NAMED_SECTION): Reflect renaming.
+ 	Move up to allow override for O32 ABI without GNU as.
+ 	(EH_FRAME_SECTION_NAME): Define explicitly.
+ 	(MUST_USE_SJLJ_EXCEPTIONS): Define.
+ 	[_MIPS_SIM == _ABIO32 && !GAS] (CTORS_SECTION_ASM_OP,
+ 	DTORS_SECTION_ASM_OP): Dummy definitions.
+ 	(TARGET_ASM_NAMED_SECTION): Undef statically. 
+ 	(EH_FRAME_SECTION_NAME): Likewise.
+ 	(ASM_OUTPUT_FILENAME): Integrate mips.h version.
+ 	(LINK_SPEC): Only use default options -call_shared -no_unresolved
+ 	without -r.
+ 	Don't pass -init, -fini with -mabi=32.
+ 	(COLLECT_PARSE_FLAG): Define.
+ 
+ 	* config/mips/mips.c (iris6_asm_named_section_1): Changed guard to
+ 	TARGET_IRIX.
+ 	Renamed to use irix_ prefix.
+ 	(iris6_asm_named_section): Likewise.
+ 	(iris_section_align_entry_eq): Likewise.
+ 	(iris_section_align_entry_hash): Likewise.
+ 	(iris6_file_start): Likewise.
+ 	(iris6_section_align_1): Likewise.
+ 	(iris6_file_end): Likewise.
+ 	(iris6_section_type_flags): Likewise.
+ 	(iris_section_align_htab): Likewise.
+ 	(iris_orig_asm_out_file): Likewise.
+ 	[TARGET_IRIX] (TARGET_ASM_FILE_START): Reflect rename.
+ 	(TARGET_ASM_FILE_END): Likewise.
+ 	(TARGET_SECTION_TYPE_FLAGS): Likewise.
+ 
+ 	* config/mips/mips.c [TARGET_IRIX5 && !TARGET_IRIX6]
+ 	(TARGET_ASM_UNALIGNED_HI_OP): Use runtime initialization in
+ 	override_options instead.
+ 	(TARGET_ASM_UNALIGNED_SI_OP): Likewise.
+ 	(TARGET_ASM_UNALIGNED_DI_OP): Likewise.
+ 	* config/mips/mips.c (override_options) [USE_COLLECT2]: Restore
+ 	flag_gnu_linker to defaults without USE_COLLECT2 for non-IRIX O32
+ 	assemblers.
+ 	Likewise for constructor/destructor handling.
+ 	(override_options): Handle IRIX O32 assembler quirks.
+ 	[TARGET_IRIX] (irix_asm_named_section): Handle O32 ABI with and
+ 	without gas.
+ 	(mips_file_start): Use new TARGET_IRIX.
+ 	(mips_declare_object_name): No special processing for IRIX O32
+ 	assembler.
+ 	(mips_finish_declare_object): Likewise.
+ 	(irix_asm_output_align): Renamed from iris6_asm_output_align.
+ 	Don't record alignment for O32 ABI.
+ 	(irix_file_start): Renamed from iris6_file_start.
+ 	Return early for O32 ABI.
+ 	(irix_file_end): Renamed from iris6_file_end.
+ 	Don't emit .section directives for O32 ABI.
+ 	* config/mips/iris6.h (ASM_OUTPUT_ALIGN): Reflect renaming.
+ 	* config/mips/mips-protos.h (irix_asm_output_align): Likewise.
+ 
+ 	* config/mips/t-iris6 (MULTILIB_OPTIONS): Add mabi=32.
+ 	(MULTILIB_OSDIRNAMES): Likewise.
+ 
+ 2003-10-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+ 
+ 	* collect2.c (COLLECT_PARSE_FLAG): Provide default.
+ 	(main): Use it.
+ 	* doc/tm.texi (COLLECT_PARSE_FLAG): Document it.
+ 

+ 2003-10-17  Richard Earnshaw  <rearnsha@arm.com>
+ 
+ 	* arm-modes.def (CC_Nmode): New condition code mode.
+ 	* arm.c (thumb_condition_code): Delete.
+ 	(arm_select_cc_mode): Handle single-bit test for Thumb.
+ 	(arm_print_operand, cases 'd' and 'D'): Don't special case the 
+ 	condition code logic for Thumb.
+ 	(get_arm_condition_code): Handle CC_Nmode.
+ 	(thumb_cbrch_target_operand): New function.
+ 	* arm.h (PREDICATE_CODES): Add thumb_cbrch_target_operand.
+ 	* arm-protos.h (thumb_cbrch_target_operand): Add prototype.
+ 	* arm.md: Add Thumb split patterns for zero_extract and
+ 	sign_extract.
+ 	(tbit_cbranch, andsi3_cbranch_scratch, andsi3_cbranch)
+ 	(orrsi3_cbranch_scratch, orrsi3_cbranch, xorsi3_cbranch_scratch)
+ 	(xorsi3_cbranch, addsi3_cbranch, addsi3_cbranch_scratch)
+ 	(subsi3_cbranch, subsi3_cbranch_scratch): New Thumb patterns.
+ 	(cbranchne_decr1): Re-work to use CC_Nmode.
+ 
+ 	* arm.c (thumb_expand_epilogue): Add clobbers of registers restored 
+ 	by the return instruction.  Add a use of the link register if it
+ 	wasn't stored.
+ 
+ 2003-10-17  Richard Earnshaw  <rearnsha@arm.com>
+ 
+ 	* flow.c (init_propagate_block_info): Don't abort if a conditional
+ 	jump is not a comparison of a register.  Instead, just don't record
+ 	conditional life information.
+ 
+ 2003-10-16  Jan Hubicka  <jh@suse.cz>
+ 
+ 	PR optimization/12630
+ 	* pa.md (movstrsi, movstrsi_internal): Use match_scratch in clobbers
+ 	for operands 7 and 8.
+ 

200310120733 - webizer (Jan Hubicka)

+ 2003-10-09  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* config.gcc: Remove redundant thread_file setting clauses for
+ 	various *-*-linux* targets.
+ 
+ 2003-10-09  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (define_asm_attributes): New.
+ 
+ 2003-10-09  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* optabs.c (prepare_float_lib_cmp): Always attach a REG_EQUAL note
+ 	to the comparison, as emit_libcall_block calls copy_rtx on equiv.
+ 
+ 2003-10-09  Dorit Naishlos  <dorit@il.ibm.com>
+ 
+ 	* haifa-sched.c (ok_for_early_schedule): New function.
+ 	(early_queue_to_ready): New function. 
+ 	(schedule_block): Allow early removal of insns from Q.
+ 	(schedule_insn): Update INSN_TICK in case of premature
+ 	issue.
+ 	* common.opt (sched_stalled_insns): New flag.
+ 	(sched_stalled_insns_dep): New flag.
+ 	* flags.h: Same above flags.
+ 	* opts.c: Same as above.
+ 	* toplev.c: Same as above.
+ 	* target.h (targetm.sched.is_costly_dependence): New
+ 	hook.
+ 	* target-def.h: Same as above.
+ 	* config/rs6000/rs6000.h: (rs6000_sched_costly_dep):
+ 	Support new flag -msched-costly-dep.
+ 	(DEFAULT_SCHED_COSTLY_DEP): Define.
+ 	* config/rs6000/rs6000.c: 	
+ 	(rs6000_is_costly_dependence): New function.
+ 	(is_load_insn, is_store_insn): New functions.
+ 	(is_load_insn1, is_store_insn1, is_mem_ref): New 
+ 	functions.
+ 	* doc/invoke.texi (-fsched-stalled-insns-dep)
+ 	(-fsched-stalled-insns, -msched-costly-dep): Document
+ 	options.
+ 	* doc/tm.texi (is_costly_dependence): Define new 
+ 	scheduler target hook.
+ 
+ 2003-10-09  Jason Merrill  <jason@redhat.com>
+ 
+ 	PR c++/6392
+ 	* c-common.c (c_build_qualified_type): Look through arrays first.
+ 	(c_apply_type_quals_to_decl): Look through arrays.
+ 
+ 	* c-common.c (c_apply_type_quals_to_decl): Unset TREE_READONLY for
+ 	types with constructors.
+ 
+ 	* coverage.c (build_ctr_info_value): Use build_decl to make a
+ 	VAR_DECL.
+ 	(create_coverage): Likewise.
+ 
+ 	* stmt.c (resolve_asm_operand_names): Call check_unique_operand_names
+ 	here.
+ 	(expand_asm_operands): Not here.
+ 	(parse_input_constraint): No longer static.
+ 	* tree.h: Declare it.
+ 
+ 2003-10-08  Kaz Kojima  <kkojima@gcc.gnu.org>
+ 
+ 	* config/sh/t-linux (SHLIB_LINK): Override to use a linker script
+ 	libgcc_s.so.
+ 	(SHLIB_INSTALL): Likewise.
+ 
+ 2003-10-08  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* doc/install.texi: Remove reference to removed 'pthreads' thread
+ 	option.
+ 
+ 2003-10-08  Aldy Hernandez  <aldyh@redhat.com>
+ 
+ 	* config/rs6000/rs6000.md ("abssi2_isel"): Add early clobber to
+ 	operand 2.
+ 
+ 2003-10-08  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* config.gcc: Don't accept --enable-threads=pthreads.  Clean
+ 	up related case statements.
+ 	* configure.in: Don't accept --enable-threads=pthreads,
+ 	decosf1, mach, or os2 (none of which work anyway).  Alphabetize
+ 	supported thread files in case clause.
+ 	* configure: Regenerate.
+ 
+ 2003-10-08  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* function.c (pad_to_arg_alignment): Move 'boundary_in_bytes'
+ 	definition to above SPARC_STACK_BOUNDARY_HACK.
+ 
+ 2003-10-08  Jason Merrill  <jason@redhat.com>
+ 
+ 	* c-pretty-print.c (pp_c_postfix_expression)
+ 	<COMPOUND_LITERAL_EXPR>: Fix thinko.
+ 
+ 2003-10-08  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+ 
+ 	* mklibgcc.in: Don't hide undefined or typeless symbols.
+ 
+ 2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+ 
+ 	PR optimization/12142
+ 	* cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
+ 	uses of the register in the SET_SRC.  Remove unnecessary argument.
+ 	* pa.c (legitimize_pic_address): Before reload, use a scratch register
+ 	for the intermediate result in loading the address of a SYMBOL_REF.
+ 	Set the MEM_NOTRAP_P flag for the MEM.  Add a REG_EQUAL to the insn
+ 	which loads the SYMBOL_REF address.
+ 
+ 2003-10-08  Timo Kokkonen  <tjko@iki.fi>
+             Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR bootstrap/12490
+ 	* scan-decls.c (MAX_EXTERN_C_BRACES): New preprocessor constant
+ 	to define the size of the extern_C_braces array.  Set it to 200.
+ 	(scan_decls): Abort when extern_C_braces_length is out-of-bounds.
+ 
+ 2003-10-08  Carlo Wood  <carlo@alinoe.com>
+ 
+ 	* Makefile.in (gengtype-lex.c): flex 2.5.4[a] doesn't understand
+ 	a space after the -o option.  flex 2.5.31 understands both, with
+ 	and without the space. Removed that space.
+ 
+ 2003-10-08  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.c (mips_frame_info): Add cprestore_size field.
+ 	(compute_frame_size): Initialize it.  Remove the .cprestore slot
+ 	from args_size.
+ 	(mips_output_function_prologue): Simplify accordingly.
+ 	(mips_debugger_offset): Change the mips16 frame pointer offset from
+ 	current_function_outgoing_args to cfun->machine->frame.args_size.
+ 	(mips_initial_elimination_offset): Likewise.
+ 	(mips_expand_prologue): Likewise.
+ 	(mips_expand_epilogue): Likewise.
+ 
+ 2003-10-08  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.h (EXTRA_CONSTRAINT): Add 'W' constraint.
+ 	(EXTRA_MEMORY_CONSTRAINT): Define.
+ 	(CAN_ELIMINATE): Remove lwu workaround.
+ 	* config/mips/mips.md (*zero_extendsidi2_mem): Enable for mips16 too.
+ 	Use a 'W' constraint for the source operand.
+ 
+ 2003-10-08  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* genopinit.c (main): Output code to declare undefined
+ 	variables.
+ 
+ 2003-10-07  Kelley Cook  <kcook@gcc.gnu.org>
+ 
+ 	* gengtype-lex.l: Remove -Wtraditional cruft.
+ 	* Makefile.in (gengtype-lex.c): Likewise.
+ 
+ 2003-10-07  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* cfgloopmanip.c (fix_irreducible_loops): Initialize e correctly.
+ 
+ 2003-10-07  Jason Merrill  <jason@redhat.com>
+ 
+ 	PR c++/12519
+ 	* c-semantics.c (genrtl_cleanup_stmt): Ignore the CLEANUP_DECL if
+ 	it isn't a decl.
+ 
+ 2003-10-07  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* gcc.c (cpp_options): Only pass -fworking-directory for -g* if
+ 	not overridden.
+ 	Fixes PR bootstrap/12173.
+ 
+ 2003-10-07  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* errors.c: Don't include coretypes.h or tm.h.
+ 	(trim_filename): Use IS_DIR_SEPARATOR.
+ 	* Makefile.in: Update dependencies of errors.o and
+ 	$(BUILD_PREFIX_1)errors.o.
+ 
+ 2003-10-07  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* function.c (pad_to_arg_alignment): Take STACK_POINTER_OFFSET into
+ 	account	when aligning arguments.
+ 	* calls.c (STACK_POINTER_OFFSET): Move default from here ...
+ 	* defaults.h (STACK_POINTER_OFFSET): ... to here.
+ 	* config/sparc/sparc.h (STACK_BOUNDARY): Add comment about how
+ 	it's wrong when TARGET_ARCH64 && TARGET_STACK_BIAS.
+ 	(SPARC_STACK_BOUNDARY_HACK): Define.
+ 	* config/rs6000/rs6000.c (function_arg): On non-SVR4 systems,
+ 	arrange for vector parameters to varargs functions to be passed
+ 	in both memory and GPRs when appropriate.
+ 	(rs6000_va_arg): Vector arguments passed in memory are 16-byte
+ 	aligned.
+ 
+ 	* hooks.c (hook_bool_tree_true): New.
+ 	(hook_rtx_tree_int_null): New.
+ 	(hook_rtx_rtx_null): Use NULL, not 0.
+ 	* hooks.h: Add 'extern' to everything.
+ 	(hook_bool_tree_true): New.
+ 	(hook_rtx_tree_int_null): New.
+ 	* targhooks.c (hook_bool_CUMULATIVE_ARGS_true): New.
+ 	* targhooks.h (hook_bool_CUMULATIVE_ARGS_true): New.
+ 	* config/rs6000/rs6000-protos.h (setup_incoming_varargs): Remove
+ 	prototype.
+ 	* config/rs6000/rs6000.c (rs6000_return_in_memory): New.
+ 	(setup_incoming_varargs): Prototype.
+ 	(TARGET_PROMOTE_FUNCTION_ARGS): Define.
+ 	(TARGET_PROMOTE_FUNCTION_RETURN): Define.
+ 	(TARGET_STRUCT_VALUE_RTX): Define.
+ 	(TARGET_RETURN_IN_MEMORY): Define.
+ 	(TARGET_SETUP_INCOMING_VARARGS): Define.
+ 	(TARGET_STRICT_ARGUMENT_NAMING): Define.
+ 	(TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Define.
+ 	(init_cumulative_args): Use rs6000_return_in_memory.
+ 	(setup_incoming_varargs): Make 'static'.
+ 	* config/rs6000/rs6000.h (PROMOTE_FUNCTION_ARGS): Delete.
+ 	(PROMOTE_FUNCTION_RETURN): Delete.
+ 	(STRUCT_VALUE): Delete.
+ 	(RETURN_IN_MEMORY): Delete.
+ 	(SETUP_INCOMING_VARARGS): Delete.
+ 
+ 2003-10-07  Gerald Pfeifer  <gerald@pfeifer.com>
+ 
+ 	* doc/invoke.texi (Warning Options): Simplify and clarify the
+ 	descriptions of -Wnonnull and -Winit-self.
+ 
+ 2003-10-07  Richard Earnshaw  <rearnsha@arm.com>
+ 
+ 	* optabs.c (init_intraclass_conv_libfuncs): Fix order of array
+ 	indicees for floating-point conversersion libcalls.
+ 
+ 2003-10-07  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* Makefile.in: Add more comments separating large conceptually
+ 	separate sections.
+ 
+ 	* configure.in: Clean up thread file logic.
+ 	* configure: Regenerate.
+ 
+ 2003-10-07  Danny Smith  <dannysmith@users.sourceforge.net>
+ 
+ 	* config/i386/cygming.h (READONLY_DATA_SECTION_ASM_OP): Define.
+ 	(switch_to_section): Handle in_readonly_data.
+ 	* config/i386/winnt.c (i386_pe_asm_named_section): Handle
+ 	readonly data.
+ 
+ 2003-10-07  Richard Earnshaw  <rearnsha@arm.com>
+ 
+ 	* arm.md (cmpsi2_addneg): New ARM pattern. Add peephole2 to generate
+ 	it.
+ 	(cbranchne_decr1): New Thumb pattern.
+ 	* arm.c (arm_addimm_operand): New insn predicate.
+ 	* arm-protos.h: Add a prototype for it.
+ 	* arm.h (PREDICATE_CODES): Add it.
+ 
+ 2003-10-07  Dorit Naishlos <dorit@il.ibm.com>
+ 
+ 	* sched-int.h (sched_info): New field
+ 	sched_max_insns_priority.
+ 	* sched-rgn.c (init_ready_list): Add invocations to
+ 	targetm.sched.adjust_priority.
+ 	(sched_max_insns_priority): Init new field.
+ 	* sched-ebb.c (sched_max_insns_priority): Init new field.
+ 	* haifa-sched.c (set_priorities): Set
+ 	sched_info->sched_max_insns_priority.
+ 	* config/rs6000/rs6000.h:
+ 	(rs6000_sched_restricted_insns_priority_str): Support new
+ 	flag -mprioritize-restricted-insns.
+ 	(DEFAULT_RESTRICTED_INSNS_PRIORITY): Define.
+ 	* config/rs6000/rs6000.c (is_dispatch_slot_restricted): New
+ 	function.
+ 	(rs6000_adjust_priority): Change priority of restricted
+ 	insns, using above new function and new flag.
+ 	* doc/invoke.texi (-mprioritize-restricted-insns): Document
+ 	new option.
+ 
+ 2003-10-07  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* expr.c (cmpstr_optab, cmpmem_optab): New.
+ 	* genopinit.c: Initialize them.
+ 	* optabs.h: Declare them.
+ 	* optabs.c (init_optabs): Clear them.
+ 	(prepare_cmp_insn):  Use cmpstr_optab and cmpmem_optab to find
+ 	block memory compare insns, not conditional chains.  Restructure
+ 	the fallback generation of a call to memcmp/bcmp for better
+ 	readability.
+ 
+ 2003-10-07  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): New macro.
+ 	(mips_save_restore_fn): New typedef.
+ 	(mips_add_large_offset_to_sp, mips_emit_frame_related_store): Remove.
+ 	(mips_set_frame_expr, mips_frame_set): Move above prologue code.
+ 	(save_restore_insns): Remove, replacing with...
+ 	(mips_save_restore_reg, mips_for_each_saved_reg): ...these new fns.
+ 	(mips_save_reg, mips_restore_reg): New function.
+ 	(mips_expand_prologue, mips_expand_epilogue): Rework.
+ 	* config/mips/mips.h (MIPS_TEMP1_REGNUM, MIPS_TEMP2_REGNUM): Remove.
+ 	(MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): New macros.
+ 	(MIPS_PROLOGUE_TEMP, MIPS_EPILOGUE_TEMP): New macros.
+ 
+ 2003-10-07  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.c (mips_expand_prologue): Remove unused
+ 	traversal of function arguments.
+ 
+ 2003-10-07  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* doc/invoke.texi: Remove documentation of -mentry.
+ 	* config/mips/mips.c (mips_entry_string, mips_entry): Remove.
+ 	(override_options, mips_save_reg_p): Remove handling.
+ 	(compute_frame_size, mips_output_function_prologue): Likewise.
+ 	(mips_expand_prologue, mips_expand_epilogue): Likewise.
+ 	* config/mips/mips.h (mips_entry_string): Remove declaration.
+ 	(TARGET_OPTIONS): Remove -mentry.
+ 	* config/mips/mips16.S: Remove mention of -mentry.
+ 
+ 2003-10-06  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* libfuncs.h (LTI_extendsfdf2, LTI_extendsfxf2, LTI_extendsftf2)
+ 	(LTI_extenddfxf2, LTI_extenddftf2, LTI_truncdfsf2, LTI_truncxfsf2)
+ 	(LTI_trunctfsf2, LTI_truncxfdf2, LTI_trunctfdf2, LTI_floatsisf)
+ 	(LTI_floatdisf, LTI_floattisf, LTI_floatsidf, LTI_floatdidf)
+ 	(LTI_floattidf, LTI_floatsixf, LTI_floatdixf, LTI_floattixf)
+ 	(LTI_floatsitf, LTI_floatditf, LTI_floattitf, LTI_fixsfsi, LTI_fixsfdi)
+ 	(LTI_fixsfti, LTI_fixdfsi, LTI_fixdfdi, LTI_fixdfti, LTI_fixxfsi)
+ 	(LTI_fixxfdi, LTI_fixxfti, LTI_fixtfsi, LTI_fixtfdi, LTI_fixtfti)
+ 	(LTI_fixunssfsi, LTI_fixunssfdi, LTI_fixunssfti, LTI_fixunsdfsi)
+ 	(LTI_fixunsdfdi, LTI_fixunsdfti, LTI_fixunsxfsi, LTI_fixunsxfdi)
+ 	(LTI_fixunsxfti, LTI_fixunstfsi, LTI_fixunstfdi, LTI_fixunstfti)
+ 	(extendsfdf2_libfunc, extendsfxf2_libfunc, extendsftf2_libfunc)
+ 	(extenddfxf2_libfunc, extenddftf2_libfunc, truncdfsf2_libfunc)
+ 	(truncxfsf2_libfunc, trunctfsf2_libfunc, truncxfdf2_libfunc)
+ 	(trunctfdf2_libfunc, floatsisf_libfunc, floatdisf_libfunc)
+ 	(floattisf_libfunc, floatsidf_libfunc, floatdidf_libfunc)
+ 	(floattidf_libfunc, floatsixf_libfunc, floatdixf_libfunc)
+ 	(floattixf_libfunc, floatsitf_libfunc, floatditf_libfunc)
+ 	(floattitf_libfunc, fixsfsi_libfunc, fixsfdi_libfunc, fixsfti_libfunc)
+ 	(fixdfsi_libfunc, fixdfdi_libfunc, fixdfti_libfunc, fixxfsi_libfunc)
+ 	(fixxfdi_libfunc, fixxfti_libfunc, fixtfsi_libfunc, fixtfdi_libfunc)
+ 	(fixtfti_libfunc, fixunssfsi_libfunc, fixunssfdi_libfunc)
+ 	(fixunssfti_libfunc, fixunsdfsi_libfunc, fixunsdfdi_libfunc)
+ 	(fixunsdfti_libfunc, fixunsxfsi_libfunc, fixunsxfdi_libfunc)
+ 	(fixunsxfti_libfunc, fixunstfsi_libfunc, fixunstfdi_libfunc)
+ 	(fixunstfti_libfunc): Delete.
+ 	* optabs.h (struct optab_handlers): Break out of struct optab.
+ 	(struct convert_optab, convert_optab, enum convert_optab_index,
+ 	convert_optab_table, sext_optab, zext_optab, trunc_optab,
+ 	sfix_optab, ufix_optab, sfixtrunc_optab, ufixtrunc_optab,
+ 	sfloat_optab, ufloat_optab): New.
+ 	(set_conv_libfunc): Prototype.
+ 	(GEN_FCN): Use C90 indirect call syntax, remove unnecessary cast.
+ 	(trunc_optab): Renamed btrunc_optab.
+ 	* builtins.c (expand_builtin_mathfn): Update to match.
+ 	* optabs.c (extendtab, fixtab, fixtrunctab, floattab): Delete.
+ 	(convert_optab_table, new_convert_optab, init_convert_optab)
+ 	(init_interclass_conv_libfuncs, init_intraclass_conv_libfuncs)
+ 	(set_conv_libfunc): New.
+ 	(can_extend_p, gen_extend_insn, can_fix_p, can_float_p)
+ 	(expand_float, expand_fix): Use new conversion optabs,
+ 	not old insn code tables or long chains of ifs.
+ 	(init_optabs): No need to clear old insn code tables.
+ 	Initialize the new optabs, not the old libfunc array entries.
+ 	Don't handle FIXUNS_TRUNC_LIKE_FIX_TRUNC here.
+ 	* genopinit.c: Initialize conversion optabs, not the
+ 	former insn code tables.  Remove unnecessary casts.
+ 	Handle FIXUNS_TRUNC_LIKE_FIX_TRUNC here.
+ 	* expr.c (convert_move): Remove redundant check that
+ 	to_real==from_real.  Use the conversion optabs instead
+ 	of long chains of tests of modes.  Move partial-integer-mode
+ 	interconversion above all integer conversion.  Do not recurse
+ 	on a value forced into a register in the original mode.
+ 
+ 	* config/gofast.h, config/frv/frv.c, config/ia64/ia64.c
+ 	* config/mips/mips.c, config/pa/pa.c, config/rs6000/rs6000.c
+ 	* config/sparc/sparc.c: Use set_conv_libfunc to adjust entries
+ 	in new conversion optabs; do not reference the old libfunc
+ 	array entries.  No need to include libfuncs.h.
+ 
+ 2003-10-06  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* config/i386/i386.c (ix86_expand_setcc): Annotate the floating
+ 	point comparison sequence with a REG_EQUAL note that describes
+ 	the comparison's semantics.
+ 
+ 2003-10-06  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* expr.c (expand_expr <COND_EXPR>): Handle the void type semantics
+ 	of COND_EXPR when expanding the "A op 0 ? FOO : A" optimizations.
+ 
+ 2003-10-06  Roger Sayle  <roger@eyesopen.com>
+ 	    Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* optabs.c (prepare_float_lib_cmp): Avoid searching for REG_RETVAL
+ 	instruction by using LCT_CONST and then calling emit_libcall_block
+ 	ourselves.
+ 
+ 2003-10-06  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
+ 
+ 	PR optimization/11974
+ 	* optabs.c (expand_unop): Promote libcall outmode according to
+ 	hard_libcall_value.
+ 
+ 2003-10-06  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* real.h (REAL_MODE_FORMAT): New macro.
+ 	* c-cppbuiltin.c, optabs.c, real.c, config/alpha/alpha.c
+ 	* config/c4x/c4x.c, config/i370/i370.c, config/i386/freebsd.h
+ 	* config/i386/i386.c, config/i960/i960.c, config/ia64/ia64.c
+ 	* config/m68k/m68k.c, config/mips/mips.c, config/rs6000/rs6000.c
+ 	* config/vax/vax.c: Use REAL_MODE_FORMAT instead of referring
+ 	directly to real_format_for_mode array, wherever possible.
+ 
+ 2003-10-06  Devang Patel  <dpatel@apple.com>
+ 
+ 	* dwarf2out.c (is_main_source): Remove variable.
+ 	(dwarf2out_start_source_file): Do not check is_main_source.
+ 	Do not reset is_main_source.
+ 	(dwarf2out_init): Do not initialize is_main_source.
+ 
+ 2003-10-06  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+ 
+ 	* fixinc/inclhack.def (stdio_va_list): Removed _ap fix.
+ 	(irix_stdio_va_list): Don't require leading printf, IRIX 6.5.21
+ 	introduced some multi-line prototypes.
+ 	* fixinc/fixincl.x: Regenerate.
+ 
+ 2003-10-06  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.h (PREDICATE_CODES): Add stack_operand.
+ 	* config/mips/mips.c (stack_operand): New predicate.
+ 	* config/mips/mips.md: Use it for the destination of mips16 insns
+ 	that store $31.
+ 
+ 2003-10-06  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.md (*lowsi): Renamed from lowsi.
+ 	(*lowdi): Likewise lowdi.
+ 	(*lowsi_mips16, *lowdi_mips16): New patterns.
+ 	* config/mips/mips.c (mips_const_insns, mips_output_move): Remove
+ 	mips16 CONSTANT_RELOC handling.
+ 	(mips_delegitimize_address): Adjust for new sdata representation.
+ 
+ 2003-10-06  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.c (mips_arg_info): If MUST_PASS_IN_STACK,
+ 	skip any remaining register arguments.
+ 
+ 2003-10-06  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* reload.c (find_reloads_subreg_address): Use correct offset for
+ 	paradoxical MEM subregs on big-endian targets.
+ 
+ 2003-10-06  Andrew Haley  <aph@redhat.com>
+ 
+ 	* tree.c (get_callee_fndecl): Call
+ 	lang_hooks.lang_get_callee_fndecl.
+ 	* langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): New.
+ 	(lhd_get_callee_fndecl): New.
+ 
+ 2003-10-06  Andrew Pinski  <apinski@apple.com>
+ 
+ 	* config/darwin.c (machopic_non_lazy_ptr_name): Fix off by one
+ 	error in calculating the length of the string.
+ 	(machopic_stub_name): Likewise.
+ 
+ 2003-10-06  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* optabs.c (prepare_float_lib_cmp):  Attach a REG_EQUAL note
+ 	describing the return value of the comparison libcall to the
+ 	REG_RETVAL instruction of the emitted sequence.
+ 
+ 2003-10-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR optimization/12215
+ 	* cse.c (cse_set_around_loop): Emit the move at the beginning
+ 	of the next basic block for trapping sets.
+ 
+ 2003-10-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR optimization/11637
+ 	* combine.c (adjust_for_new_dest): New function to adjust the
+ 	notes and LOG_LINKS when the dest of an insn has changed.
+ 	(try_combine): Use it when deleting the first insn of a two-insn
+ 	parallel or splitting a two-load parallel.
+ 
+ 2003-10-06  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.c (mips_classify_constant): Only allow UNSPECs
+ 	if TARGET_EXPLICIT_RELOCS.
+ 
+ 2003-10-06  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	PR bootstrap/12512
+ 	* Makefile.in (info): Use double-colon rules.
+ 	(dvi): Likewise.
+ 	(generated-manpages): Likewise.
+ 	* configure.in: Do not create lang.info, lang.dvi, or
+ 	lang.generated-manpages hooks.
+ 	* configure: Regenerated.
+ 	* objc/Make-lang.in (objc.info): Remove.
+ 	(objc.dvi): Remove.
+ 	(objc.generated-manpages): Remove.
+ 	* doc/sourcebuild.texi: Update description of info, dvi, and
+ 	generated-manpages hooks.
+ 
+ 2003-10-06  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.md: Merge mips16 lw/srl pattern with its splitter.
+ 
+ 2003-10-05  Andrew Pinski  <apinski@apple.com>
+ 
+ 	* config/darwin.c (machopic_non_lazy_ptr_name): Fix off by one
+ 	errors in memcpy destinations.
+ 	(machopic_stub_name): Likewise.
+ 
+ 2003-10-05  Andrew Pinski <apinski@apple.com>
+ 
+ 	* config/darwin.c (machopic_non_lazy_ptr_name):
+ 	Change strcat to memcpy and add length together.
+ 	(machopic_stub_name): Likewise.
+ 
+ 2003-10-05  Kaz Kojima  <kkojima@gcc.gnu.org>
+ 
+ 	* config/sh/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Handle new
+ 	signal trampoline codes.
+ 
+ 2003-10-05  Chris Demetriou  <cgd@broadcom.com>
+ 
+ 	* config/mips/mips.md (*divsf3): Move description of
+ 	SB-1 F2 erratum from here to...
+ 	(divsf3): Here.  Disable if TARGET_FIX_SB1 is set and
+ 	flag_unsafe_math_optimizations is not.
+ 
+ 2003-10-05  Aldy Hernandez  <aldyh@redhat.com>
+ 
+ 	* config/rs6000/linuxspe.h: Define TARGET_SPE_ABI, TARGET_SPE,
+ 	TARGET_E500, TARGET_ISEL, and TARGET_FPRS.
+ 
+ 2003-10-05  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* c-pretty-print.c: Fix comment typos.
+ 	* c-pretty-print.h: Likewise.
+ 	* calls.c: Likewise.
+ 	* cfgloopmanip.c: Likewise.
+ 	* cgraphunit.c: Likewise.
+ 	* cppfiles.c: Likewise.
+ 	* final.c: Likewise.
+ 	* function.c: Likewise.
+ 	* gcov-io.h: Likewise.
+ 	* gcse.c: Likewise.
+ 	* genoutput.c: Likewise.
+ 	* loop.c: Likewise.
+ 	* postreload.c: Likewise.
+ 	* reg-stack.c: Likewise.
+ 	* regmove.c: Likewise.
+ 	* sched-int.h: Likewise.
+ 	* sched-rgn.c: Likewise.
+ 	* simplify-rtx.c: Likewise.
+ 	* tree-inline.c: Likewise.
+ 	* config/m68hc11/m68hc11.h: Likewise.
+ 	* config/mmix/mmix.c: Likewise.
+ 	* config/mn10300/mn10300.md: Likewise.
+ 	* config/sh/sh.h: Likewise.
+ 
+ 2003-10-05  Richard Henderson  <rth@redhat.com>
+ 
+ 	* tree-inline.c (remap_type): New.
+ 	(remap_decl): Use it.  Remap DECL_SIZE*.
+ 	(copy_body_r): Use it.
+ 	(walk_tree): Walk TREE_TYPE too.
+ 	(copy_tree_r): Don't walk subtrees of types.
+ 	* tree.c (variably_modified_type_p): Restructure.  Consider integer
+ 	types with non-const bounds variably modified.
+ 
+ 2003-10-05  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* doc/invoke.texi: Fix typos.
+ 
+ 2003-10-05  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* fold-const.c: Follow spelling conventions.
+ 	* function.c: Likewise.
+ 	* config/c4x/c4x.h: Likewise.
+ 	* config/c4x/c4x.md: Likewise.
+ 	* config/frv/frv.md: Likewise.
+ 	* config/rs6000/aix.h: Likewise.
+ 	* config/rs6000/linux64.h: Likewise.
+ 	* config/xtensa/xtensa.c: Likewise.
+ 
+ 2003-10-05  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* c-pretty-print.c: Fix comment formatting.
+ 	* cfglayout.c: Likewise.
+ 	* cfgloopanal.c: Likewise.
+ 	* cppcharset.c: Likewise.
+ 	* dbxout.c: Likewise.
+ 	* ggc-page.c: Likewise.
+ 	* ggc.h: Likewise.
+ 	* target.h: Likewise.
+ 
+ 2003-10-04  Kelley Cook  <kelleycook@wideopenwest.com>
+ 
+ 	* gengtype-lex.l: Recognize typedef of functions without PARAMS macro.
+ 
+ 2003-10-04  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* config/v850/v850-c.c, config/v850/v850-protos.h, config/v850/v850.c:
+ 	Convert to ISO C90 function declarations and definitions.
+ 

+ 2003-09-25  Richard Earnshaw  <rearnsha@arm.com>
+ 
+ 	* arm.c (all_cores): arm710t, arm720t and arm740t are all based on the
+ 	arm7tdmi core.
+ 
+ 2003-09-25  Ziemowit Laski  <zlaski@apple.com>
+ 
+ 	* config/darwin-protos.h (objc_image_info_section):
+ 	New prototype.
+ 
+ 2003-09-25  Ziemowit Laski  <zlaski@apple.com>
+ 
+ 	* Makefile.in (stub-objc.o): Depend on $(GGC_H).
+ 
+ 2003-09-25  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* config.gcc: Get rid of more gratuitious 'x'es.  Actually allow
+ 	tsc701 as a --with-cpu, --with-tune setting for sparc.
+ 
+ 2003-09-25  Ziemowit Laski  <zlaski@apple.com>
+ 
+ 	* c-parse.in (objc_try_stmt): Do not specify a %type.
+ 
+ 2003-09-25  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* config.gcc: New 'widely ported system' clause for rtems.
+ 	Set thread file there, not in individual clauses.
+ 
+ 2003-09-25  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.c (mips_va_arg): Handle arguments that must be
+ 	passed on the stack.
+ 
+ 2003-09-25  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* config.gcc (widely ported systems section): Mostly alphabetize
+ 	by system.  Comment the case where we can't.
+ 	* config.gcc (widely ported systems section): Reindent and clean up.
+ 
+ 	* config.gcc: Remove some unnecessary uses of 'x' in case statements.
+ 	Actually allow ep9312 as an arm --with-arch setting.
+ 
+ 	* config.gcc (*-hpux11): Disable fixproto.
+ 
+ 2003-09-24  Phil Edwards  <phil@codesourcery.com>
+ 
+ 	PR pch/12112
+ 	* gcc/cppfiles.c (pch_open_file): Return based on combined
+         result of all files.
+ 	(validate_pch): Return validate flag for current file.
+ 	
+ 2003-09-24  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	PR bootstrap/12358
+ 	* fold-const.c (tree_swap_operands_p): Only reorder operands when
+ 	one of the operands is constant.
+ 
+ 2003-09-24  Ziemowit Laski  <zlaski@apple.com>
+ 
+ 	MERGE OF objc-improvements-branch into MAINLINE:
+ 	* Makefile.in (C_OBJS): Add in stub-objc.o.
+ 	(c-parse.y): Change sed demarcations to begin with '@@'.
+ 	(stub-objc.o): New rule.
+ 	* c-common.c (flag_nil_receivers, flag_objc_exceptions, flag_zero_link,
+ 	flag_replace_objc_classes): New flags.
+ 	* c-common.h (RID_AT_THROW, RID_AT_TRY, RID_AT_CATCH, RID_AT_FINALLY,
+ 	RID_AT_SYNCHRONIZED): New keywords.
+ 	(flag_nil_receivers, flag_objc_exceptions, flag_zero_link,
+ 	flag_replace_objc_classes): New flags.
+ 	(lookup_interface, is_class_name, objc_is_object_ptr, objc_check_decl,
+ 	objc_comptypes, objc_message_selector, lookup_objc_ivar,
+ 	get_current_scope, objc_mark_locals_volatile): New prototypes,
+ 	some moved from c-tree.h.
+ 	* c-decl.c (get_current_scope, objc_mark_locals_volatile): New functions.
+ 	(finish_decl): Adjust where objc_check_decl() gets called.
+ 	* c-lang.c (lookup_interface, is_class_name, objc_is_id,  objc_check_decl,
+ 	objc_comptypes, objc_message_selector, lookup_objc_ivar): Remove stubs.
+ 	* c-opts.c (c_common_handle_option): Add handling for  flag_nil_receivers,
+ 	flag_objc_exceptions, flag_replace_objc_classes and flag_zero_link.
+ 	* c-parse.in: Replace 'ifc' and 'end ifc' sed markers with '@@ifc' and
+ 	'@@end_ifc', respectively.
+ 	(AT_THROW, AT_TRY, AT_CATCH, AT_FINALLY, AT_SYNCHRONIZED): New %tokens.
+ 	(objc_try_stmt, superclass, class_ivars, objc_try_catch-stmt,
+ 	objc_finally_block): New rules.
+ 	(component_decl_list2): Clean up semantic action for @defs construct.
+ 	(component_decl, c99_block_start): Remove call to add_objc_decls().
+ 	(poplevel): Add call to objc_clear_super_receiver().
+ 	(stmt): Add rules for @throw, @try..@catch..@finally and @synchronized
+ 	constructs.
+ 	(classdef, methodprotolist): Clean up/simplify.
+ 	(methodprotolist2): Eliminate.
+ 	(methodproto): Call add_method() instead of add_class_method() and
+ 	add_instance_method().
+ 	(receiver): Add TYPENAME production.
+ 	(reswords): Add "throw", "try", "catch", "finally" and "synchronized".
+ 	(rid_to_yy): Add AT_THROW, AT_TRY, AT_CATCH, AT_FINALLY and
+ 	AT_SYNCHRONIZED.
+ 	* c-tree.h (lookup_interface, is_class_name, objc_is_id, objc_check_decl,
+ 	objc_comptypes, objc_message_selector)
+ 	* c-typeck.c (comptypes): In ObjC mode, call objc_comptypes() for
+ 	struct and pointer types.
+ 	(build_c_cast): Do not discard ObjC protocol qualifiers.
+ 	(convert_for_assignment): Cache result of comp_target_types() instead
+ 	of calling it more than once.
+ 	* c.opt (fnext-runtime): Update description string.
+ 	(fnil-receivers, fobjc-exceptions, freplace-objc-classes, fzero-link):
+ 	New ObjC/ObjC++-specific flags.
+ 	* function.h (GCC_FUNCTION_H): Header guard.
+ 	* gengtype-lex.l: Teach lexer about new @@... sed demarcations.
+ 	* stub-objc.c: New file, to be used to satisfy references to ObjC
+ 	functions by the C and C++ front-ends.
+ 	* config/darwin.c (_OBJC_IMAGE_INFO): New global metadata.
+ 	* config/darwin.h (FUNCTION): Add in_objc_image_info.
+ 	(SECTION_FUNCTION): Add objc_image_info_section.
+ 	* doc/invoke.texi: Link to GCC web site for Objective-C information.
+ 	(-fconstant-string-class): Update documentation.
+ 	(-fno-nil-receivers, -fobjc-exceptions, -freplace-objc-classes,
+ 	-fzero-link): New documentation.
+ 	* objc/Make-lang.in (objc-parse.y): Change sed demarcations to begin
+ 	with '@@'.
+ 	* objc/lang-specs.h (@objective-c-header): Fix -E spec.
+ 	* objc/objc/objc-act.c: Replace TYPE_NAME with OBJC_TYPE_NAME
+ 	throughout; provide casts for return values from memory allocation
+ 	functions (xmalloc, alloca, ggc_alloc, etc.).
+ 	(OBJC_VOID_AT_END): New macro.
+ 	(rtl.h): Do not #include any more.
+ 	(STRING_OBJECT_GLOBAL_NAME): Replaced with STRING_OBJECT_GLOBAL_FORMAT.
+ 	(TAG_MSGSEND_STRET, TAG_MSGSENDSUPER_STRET, TAG_MSGSEND_NONNIL,
+ 	TAG_MSGSEND_NONNIL_STRET, TAG_EXCEPTIONEXTRACT, TAG_EXCEPTIONTRYENTER,
+ 	TAG_EXCEPTIONTRYEXIT, TAG_EXCEPTIONMATCH, TAG_EXCEPTIONTHROW,
+ 	TAG_SYNCENTER, TAG_SYNCEXIT): New NeXT runtime entry points.
+ 	(struct val_stack, catch_count_stack, exc_binding_stack,  val_stack_push,
+ 	val_stack_pop): New.
+ 	(objc_check_decl): Fix precondition for error message, along with
+ 	the message itself.
+ 	(lookup_and_install_protocols): Remove nonexistent protocols from
+ 	protocol list instead of returning error_mark_node.
+ 	(create_builtin_decl): Use DECL_ARTIFICIAL only for VAR_DECLs.
+ 	(setup_string_decl): Generalize to use STRING_OBJECT_GLOBAL_FORMAT.
+ 	(synth_module_prologue): General clean-up; construct NeXT-specific
+ 	runtime API prototypes if needed.
+ 	(build_string_class_template): Remove.
+ 	(check_string_class_template, string_layout_checked): New.
+ 	(build_objc_string_object): Generalize to work with
+ 	-fconstant-string-class.
+ 	(build_objc_symtab_template): Fix layout for the NeXT runtime.
+ 	(build_metadata_decl): New.
+ 	(forward_declare_categories): Call build_metadata_decl() instead of
+ 	create_builtin_decl() et al.
+ 	(build_module_descriptor): Use OBJC_VOID_AT_END instead of
+ 	void_list_node_1.
+ 	(build_selector_reference_decl, build_class_reference_decl,
+ 	build_objc_string_decl): Do not set TREE_READONLY.
+ 	(get_proto_encoding): Do not call hack_method_prototype().
+ 	(get_class_reference): Add failure mode for invalid class names;
+ 	support -fzero-link; defer if in an ObjC++ template declaration.
+ 	(objc_declare_alias, objc_declare_class): Fix up duplicate name
+ 	lookup; check for global scope if in ObjC++.
+ 	(is_class_name): Generalize to work with various tree nodes (TYPE_DECL,
+ 	RECORD_TYPE, IDENTIFIER_NODE, etc.)
+ 	(objc_is_id): Removed.
+ 	(objc_is_object_ptr): New function.
+ 	(get_class_ivars_from_name): New function, used for @defs construct.
+ 	(get_class_ivars): Add option to return raw ivars; create a
+ 	ClASS_OWN_IVARS list for each class as needed.
+ 	(objc_enter_block, objc_exit_block, objc_declare_variable,
+ 	objc_build_throw_stmt, val_stack_push, val_stack_pop,
+ 	objc_build_try_enter_fragment, objc_build_extract_expr,
+ 	objc_build_try_exit_fragment, objc_build_extract_fragment,
+ 	objc_build_try_prologue, objc_build_try_epilogue,
+ 	objc_build_catch_stmt, objc_build_catch_epilogue,
+ 	objc_build_finally_prologue, objc_build_finally_epilogue,
+ 	objc_build_try_catch_finally_stmt, objc_build_synchronized_prologue,
+ 	objc_build_synchronized_epilogue, build_objc_exception_stuff):
+ 	New functions.
+ 	(_JBLEN): _setjmp jmpbuf size (needs to be made a target hook in
+ 	the future).
+ 	(build_private_template): Fix up calls to get_class_ivars().
+ 	(offset_is_register, forwarding_offset): Remove.
+ 	(objc_method_parm_type, objc_encoded_type_size): New functions.
+ 	(encode_method_prototype): Simplify to no longer depend on
+ 	back-end information.
+ 	(build_tmp_function_decl_xxx, build_tmp_function_decl,
+ 	hack_method_prototype): Removed.
+ 	(generate_protocol_references): Remove calls to
+ 	build_tmp_function_decl().
+ 	(generate_protocols): Adjust calls to encode_method_prototype().
+ 	(build_class_template): Generate sel_id' and 'gc_object_type' fields
+ 	for the NeXT runtime.
+ 	(synth_forward_declarations): Call build_metadata_decl().
+ 	(check_ivars): Check that the number of ivars matches also.
+ 	(build_super_template): Modify super_type directly; disable debugging
+ 	output while generating decl.
+ 	(build_ivar_list_initializer): Skip list elements that are not
+ 	FIELD_DECLs.
+ 	(ivar_list_length): New function.
+ 	(generate_ivar_lists): Call ivar_list_length() instead of list_length()
+ 	and encode_method_prototype() instead of encode_method_def().
+ 	(build_shared_structure_initializer): Generate 'sel_id' field for
+ 	the NeXT runtime.
+ 	(generate_category): Do not set TREE_USED.
+ 	(build_keyword_selector): Ditto; transform into a function argument
+ 	chain.
+ 	(get_arg_type_list): If there are no user-specified arguments, use
+ 	'...'; use OBJC_VOID_AT_END.
+ 	(check_duplicates): Add a parameter indicating whether methods or
+ 	selectors are being checked.
+ 	(receiver_is_class_object): Add parameters indicating whether
+ 	receiver is 'self' or 'super'; robustify.
+ 	(build_message_expr): Defer call to finish_message_expr() if
+ 	inside an ObjC++ template.
+ 	(lookup_method_in_hash_lists): New function.
+ 	(finish_message_expr): Complete rewrite/fix.
+ 	(build_objc_method_call): Ditto; factor out commonalities between
+ 	the GNU and NeXT runtimes; acccommodate ..._stret and ...NonNil
+ 	messenger variants on the NeXT.
+ 	(lookup_instance_method_static, lookup_class_method_static):
+ 	Fold into a single lookup_method_static() function with an
+ 	additional parameter.
+ 	(add_class_method, add_instance_method): Fold into a single
+ 	add_method() function with an additional parameter.
+ 	(add_category): Make duplicate categories a hard error in ObjC++.
+ 	(add_instance_variable): Properly handle unnamed ivars, arrays of
+ 	zero or no size and bitfields.  In ObjC++, check for nontrivial
+ 	C++ class instances.
+ 	(is_public): Allow C functions to access non-@public ivars, with
+ 	a warning.
+ 	(start_class): Move common initializations to
+ 	synth_module_prologue(); check for global scope if in ObjC++.
+ 	(continue_class): Fix calls to finish_struct().
+ 	(objc_declare_protocols, start_protocol): Check for global scope
+ 	if in ObjC++.
+ 	(encode_pointer): Encode 'BOOL *' specially on the NeXT.
+ 	(encode_aggregate_within): Rewrite to properly distinguish
+ 	struct tags from typedefs in both ObjC and ObjC++.
+ 	(encode_bitfield, encode_complete_bitfield): Remove.
+ 	(encode_next_bitfield, encode_gnu_bitfield): New functions.
+ 	(encode_field_decl): Call encode_next_bitfield() or
+ 	encode_gnu_bitfield() as needed.
+ 	(synth_self_and_ucmd_args): New function.
+ 	(start_method_def): Use it.
+ 	(objc_types_are_equivalent): New function.
+ 	(comp_proto_with_proto): Use it instead of comptypes(), since
+ 	we need symmetry.
+ 	(really_start_method): Use lookup_method_static() instead of
+ 	lookup_class_method_static() and lookup_instance_method_static();
+ 	Emit 'extern "C"' if in ObjC++ mode.
+ 	(add_objc_decls): Removed.
+ 	(UOBJC_SUPER_scope): New variable.
+ 	(get_super_receiver): Move construction of 'super' from
+ 	add_objc_decls(); remove dependency on struct objc_class.
+ 	(encode_method_def): Removed; encode_method_prototype() is
+ 	used instead.
+ 	(objc_clear_super_receiver): New function.
+ 	(objc_expand_function_end): Do not do anything for ordinary
+ 	C functions.
+ 	(finish_method_def): Mark ObjC methods as un-inlinable.
+ 	(gen_declaration_1): Emit widths of bitfields.
+ 	(finish_objc): Call generate_objc_image_info() if needed;
+ 	use check_duplicates() when checking for selector duplicates.
+ 	(generate_objc_image_info): New function.
+ 	* objc/objc-act.h (add_instance_method, add_class_method,
+ 	get_class_ivars): Remove prototypes.
+ 	(objc_build_throw_stmt, objc_build_try_catch_finally_stmt,
+ 	objc_build_synchronized_prologue, objc_build_synchronized_epilogue,
+ 	objc_build_catch_stmt, objc_build_catch_epilogue,
+ 	objc_build_finally_prologue, objc_build_finally_epilogue,
+ 	add_method, get_class_ivars_from_name): New prototypes.
+ 	(CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): New.
+ 	(TYPE_PROTOCOL_LIST): Robustify to distinguish from
+ 	TRANSLATION_UNIT_DECLs.
+ 	(OBJC_TYPE_NAME): New.
+ 	(objc_tree_code): Ensure that either <c-tree.h> or 
+ 	got included.
+ 	(IS_SUPER): Robustify.
+ 	(umsg_stret_decl, umsg_super_stret_decl, umsg_nonnil_decl,
+ 	umsg_nonnil_stret_decl, objc_storage_class, objc_exception_extract_decl,
+ 	objc_exception_try_enter_decl, objc_exception_try_exit_decl,
+ 	objc_exception_match_decl, objc_exception_throw_decl,
+ 	objc_sync_enter_decl, objc_sync_exit_decl, objc_exception_data_template,
+ 	objc_setjmp_decl, objc_stack_exception_data, objc_caught_exception,
+ 	objc_rethrow_exception, objc_eval_once, objc_exception_block_stack,
+ 	objc_catch_type): New ObjC/ObjC++ roots.
+ 	* objc/objc-tree.def (MESSAGE_SEND_EXPR, CLASS_REFERENCE_EXPR): New
+ 	ObjC/ObjC++ tree node codes.
+  
+ 2003-09-24  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* cpplib.c (do_pragma): Reintroduce cb_line_change call in the
+ 	code path that calls a handler.
+ 

+ 2003-09-16  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* fold-const.c (tree_swap_operands_p): New function to determine
+ 	the prefered ordering of operands.
+ 	(fold): Numerous clean-ups.  Use tree_swap_operands_p when swapping
+ 	operands to commutative, comparison or ternary operators.  Replace
+ 	uses of TREE_SET_CODE with recursive call to fold.  Remove duplicate
+ 	transformation of A ? B : C into !A ? C : B.
+ 

+ 2003-09-09  Richard Henderson  <rth@redhat.com>
+ 
+ 	* cgraphunit.c (cgraph_finalize_function): Remove unused argument.
+ 	* cgraph.h (cgraph_finalize_function): Update.
+ 	* c-decl.c (finish_function): Update.
+ 
+ 2003-09-09  Devang Patel  <dpatel@apple.com>
+ 
+ 	* config/darwin.h (LINK_SPEC): Pass -nofixprebinding to linker.
+ 	* doc/invoke.texi: Document new Darwin linker option -nofixprebinding.
+ 	
+ 2003-09-09  Eric Christopher  <echristo@redhat.com>
+ 
+ 	* configure.in: Change usage of 'head' to 'sed 1q'.
+ 	* configure: Regenerate.
+ 
+ 2003-09-09  Richard Henderson  <rth@redhat.com>
+ 
+ 	* except.c: Include cgraph.h.
+ 	(output_function_exception_table): Invoke
+ 	cgraph_varpool_mark_needed_node.
+ 	* Makefile.in (except.o): Update.
+ 
+ 2003-09-07  Kelley Cook  <kelleycook@wideopenwest.com>
+ 
+ 	* Makefile.in: Define REMAKEFLAGS for LANGUAGES & BOOT_CFLAGS
+ 	and use it throughout.
+ 
+ 2003-09-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* builtins.c (real_dconstp, fold_builtin_logarithm,
+ 	fold_builtin_exponent): New, split out from fold_builtin.  Also
+ 	generalize to add log2, log10, exp2 and exp10/pow10 equivalents.
+ 	* emit-rtl.c (dconst3, dconst10, dconstthird): New.
+ 	(init_emit_once): Initialize new dconsts, use ARRAY_SIZE in lieu
+ 	of hardcoded array size.
+ 	* fold-const.c (fold): Add cases for exp2, exp10 and pow10.
+ 	(tree_expr_nonnegative_p): Likewise.
+ 	* real.h (dconst3, dconst10, dconstthird): New.
+ 
+ Tue Sep  9 22:18:48 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cgraphunit.c (cgraph_finalize_function): Fix handling of extern
+ 	inline functions.
+ 	(cgraph_finalize_compilation_unit): Fix crash when dealing with lost
+ 	DECL_SAVED_TREE.
+ 
+ 2003-09-09  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* builtins.c (fold_builtin_cabs): Protect the complex argument
+ 	against multiple evaluation when optimizing cabs* into sqrt*.
+ 

+ 2003-09-08  Bernardo Innocenti  <bernie@develer.com>
+             Peter Barada <peter@baradas.org>
+ 
+ 	* config/m68k/coff.h (REGISTER_NAMES): Add fake register `argptr'
+ 	* config/m68k/hp320.h (REGISTER_NAMES): Likewise.
+ 	* config/m68k/linux.h (REGISTER_NAMES): Likewise.
+ 	* config/m68k/m68kelf.h (REGISTER_NAMES): Likewise.
+ 	* gcc/config/m68k/sgs.h (REGISTER_NAMES): Likewise.
+ 	* config/m68k/m68k-protos.h (m68k_initial_elimination_offset): Add prototype.
+ 	* config/m68k/m68k.c (m68k_frame): New struct, simular to ix86 back-end.
+ 	(m68k_compute_frame_layout): New function.
+ 	(m68k_initial_elimination_offset): New function.
+ 	(m68k_output_function_prologue): ColdFire-specific movem handling.
+ 	(m68k_output_function_epilogue): Likewise.
+ 	* config/m68k/m68k.h (FIRST_PSEOUDO_REGISTER): Make room for argptr reg.
+ 	(ARG_POINTER_REGNUM): Add new definition.
+ 	(INITIAL_FRAME_POINTER_OFFSET): Remove macro.
+ 	(ELIMINABLE_REGS): Define new macro, like in ix86 back-end.
+ 	(CAN_ELIMINATE): Likewise.
+ 	(INITIAL_ELIMINATION_OFFSET): Likewise.
+ 
+ 2003-09-08  Bernardo Innocenti  <bernie@develer.com>
+ 
+ 	* config/m68k/m68k.c (m68k_output_function_prologue): Simplify
+ 	by removing redundant variable cfa_store_offset.
+ 
+ 2003-09-08  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* langhooks-def.h (lhd_register_builtin_type): New function.
+ 	(LANG_HOOKS_REGISTER_BUILTIN_TYPE): New macro.
+ 	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
+ 	* langhooks.h (lang_hooks_for_types): Add register_builtin_type.
+ 	* langhooks.c (lhd_register_builtin_type): New function.
+ 	* c-common.h (c_register_builtin_type): Declare.
+ 	* c-common.c (c_register_builtin_type): New function.
+ 	* c-lang.c (LANG_HOOKS_REGISTER_BUILTIN_TYPE): Define to
+ 	c_register_builtin_type.
+ 	* config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Remove __fpreg,
+ 	__float80, and __float128 macros.
+ 	* config/ia64/ia64.c (ia64_init_builtins): Create __fpreg,
+ 	__float80, and __float128 types.
+ 
+ 2003-09-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* builtin-types.def
+ 	(BT_FN_COMPLEX_LONGDOUBLE_COMPLEX_LONGDOUBLE_COMPLEX_LONGDOUBLE,
+ 	BT_FN_COMPLEX_DOUBLE_COMPLEX_DOUBLE_COMPLEX_DOUBLE,
+ 	BT_FN_COMPLEX_FLOAT_COMPLEX_FLOAT_COMPLEX_FLOAT): New.
+ 	* builtins.def (BUILT_IN_CACOS, BUILT_IN_CACOSF, BUILT_IN_CACOSH,
+ 	BUILT_IN_CACOSHF, BUILT_IN_CACOSHL, BUILT_IN_CACOSL,
+ 	BUILT_IN_CARG, BUILT_IN_CARGF, BUILT_IN_CARGL, BUILT_IN_CASIN,
+ 	BUILT_IN_CASINF, BUILT_IN_CASINH, BUILT_IN_CASINHF,
+ 	BUILT_IN_CASINHL, BUILT_IN_CASINL, BUILT_IN_CATAN,
+ 	BUILT_IN_CATANF, BUILT_IN_CATANH, BUILT_IN_CATANHF,
+ 	BUILT_IN_CATANHL, BUILT_IN_CATANL, BUILT_IN_CCOS, BUILT_IN_CCOSF,
+ 	BUILT_IN_CCOSH, BUILT_IN_CCOSHF, BUILT_IN_CCOSHL, BUILT_IN_CCOSL,
+ 	BUILT_IN_CEXP, BUILT_IN_CEXPF, BUILT_IN_CEXPL, BUILT_IN_CPOW,
+ 	BUILT_IN_CPOWF, BUILT_IN_CPOWL, BUILT_IN_CPROJ, BUILT_IN_CPROJF,
+ 	BUILT_IN_CPROJL, BUILT_IN_CSIN, BUILT_IN_CSINF, BUILT_IN_CSINH,
+ 	BUILT_IN_CSINHF, BUILT_IN_CSINHL, BUILT_IN_CSINL, BUILT_IN_CSQRT,
+ 	BUILT_IN_CSQRTF, BUILT_IN_CSQRTL, BUILT_IN_CTAN, BUILT_IN_CTANF,
+ 	BUILT_IN_CTANH, BUILT_IN_CTANHF, BUILT_IN_CTANHL, BUILT_IN_CTANL):
+ 	New.
+ 	* doc/extend.texi: Document new builtins.
+ 
+ Tue Sep  9 02:18:06 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cgraph.c (cgraph_varpool_finalize_decl): Sanity check duplicated
+ 	finalization.
+ 	* cgraphunit.c (decide_is_fnction_needed): Avoid special case of nested
+ 	functions, check for COMDAT.
+ 	(cgraph_assemble_pending_functions): Break out from...
+ 	(cgraph_finalize_function): ... here; allow redefinig of extern inline
+ 	functions.
+ 	(record_call_1): Record function references only in non-unit-at-a-time
+ 	mode.
+ 	(cgraph_analyze_function): Reset current_function_decl.
+ 	(cgraph_finalize_compilation_unit):  Assemble pending functions.
+ 
+ 2003-09-08  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* mklibgcc.in (libcc.a): Depend on stmp-dirs.
+ 	(libgov.a): Likewise.
+ 	(libgcc_eh.a): Likewise.
+ 

+ 2003-09-08  Richard Henderson  <rth@redhat.com>
+ 
+ 	* c-decl.c (c_expand_body_1): Push and pop function context here.
+ 	* tree-optimize.c (tree_rest_of_compilation): ... not here.  Take
+ 	nested argument instead of computing nesting ourselves.
+ 
+ 2003-09-08  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* toplev.c (rest_of_handle_stack_regs): Call split_all_insns before
+ 	regstack if optimizing but not scheduling after reload.
+ 
+ 2003-09-08  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* config/sparc/sparc.c (struct machine_function): New type.
+ 	(TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
+ 	(sparc_override_options): Initialize init_machine_status.
+ 	(tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand,
+ 	tie_symbolic_operand, tle_symbolic_operand): New functions.
+ 	(symbolic_operand): Disallow tls_symbolic_operand.
+ 	(symbolic_memory_operand): Likewise.
+ 	(tls_call_delay, sparc_cannot_force_const_mem, legitimate_constant_p,
+ 	constant_address_p, legitimate_pic_operand_p, legitimate_address_p):
+ 	New functions.
+ 	(sparc_tls_symbol): New variable.
+ 	(sparc_tls_get_addr, sparc_tls_got, legitimize_tls_address,
+ 	legitimize_address): New functions.
+ 	(print_operand): Handle %&.
+ 	(sparc_init_machine_status, get_some_local_dynamic_name,
+ 	get_some_local_dynamic_name_1): New functions.
+ 	(sparc_output_dwarf_dtprel): New function.
+ 	* config/sparc/sparc.h (CONSTANT_ADDRESS_P): Moved into
+ 	constant_address_p.
+ 	(LEGITIMATE_PIC_OPERAND_P): Moved into legitimate_pic_operand_p.
+ 	(LEGITIMATE_CONSTANT_P): Moved into legitimate_constant_p.
+ 	(GO_IF_LEGITIMATE_ADDRESS): Moved into legitimate_address_p.
+ 	(LEGITIMIZE_ADDRESS): Moved into legitimize_address.
+ 	(PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
+ 	(TARGET_TLS, TARGET_SUN_TLS, TARGET_GNU_TLS): Define.
+ 	(ASM_OUTPUT_DWARF_DTPREL): Define.
+ 	(PREDICATE_CODES): Add tgd_symbolic_operand, tld_symbolic_operand,
+ 	tie_symbolic_operand, tle_symbolic_operand.
+ 	* config/sparc/sparc.md (UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_TLSLDO,
+ 	UNSPEC_TLSIE, UNSPEC_TLSLE, UNSPEC_TLSLD_BASE): New constants.
+ 	(tls_call_delay): New attribute.
+ 	(in_call_delay): Use it.
+ 	(movqi, movhi, movsi, movdi): Call legitimize_tls_address if needed.
+ 	(tgd_hi22, tgd_lo10, tgd_add32, tgd_add64, tgd_call32, tgd_call64,
+ 	tldm_hi22, tldm_lo10, tldm_add32, tldm_add64, tldm_call32, tldm_call64,
+ 	tldo_hix22, tldo_lox10, tldo_add32, tldo_add64, tie_hi22, tie_lo10,
+ 	tie_ld32, tie_ld64, tie_add32, tie_add64, tle_hix22_sp32,
+ 	tle_lox10_sp32, tle_hix22_sp64, tle_lox10_sp64): New insns.
+ 	(tldo_ldub_sp32, tldo_ldub1_sp32, tldo_ldub2_sp32, tldo_ldsb1_sp32,
+ 	tldo_ldsb2_sp32, tldo_ldub_sp64, tldo_ldub1_sp64, tldo_ldub2_sp64,
+ 	tldo_ldub3_sp64, tldo_ldsb1_sp64, tldo_ldsb2_sp64, tldo_ldsb3_sp64,
+ 	tldo_lduh_sp32, tldo_lduh1_sp32, tldo_ldsh1_sp32, tldo_lduh_sp64,
+ 	tldo_lduh1_sp64, tldo_lduh2_sp64, tldo_ldsh1_sp64, tldo_ldsh2_sp64,
+ 	tldo_lduw_sp32, tldo_lduw_sp64, tldo_lduw1_sp64, tldo_ldsw1_sp64,
+ 	tldo_ldx_sp64, tldo_stb_sp32, tldo_stb_sp64, tldo_sth_sp32,
+ 	tldo_sth_sp64, tldo_stw_sp32, tldo_stw_sp64, tldo_stx_sp64): New
+ 	insns.
+ 	* config/sparc/sparc-protos.h (legitimate_constant_p,
+ 	constant_address_p, legitimate_pic_operand_p, legitimate_address_p,
+ 	legitimize_tls_address, legitimize_address, tls_symbolic_operand,
+ 	tls_call_delay, sparc_output_dwarf_dtprel): New prototypes.
+ 	* config/sparc/linux.h (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
+ 	* config/sparc/linux64.h (TARGET_GNU_TLS, TARGET_SUN_TLS): Likewise.
+ 	* configure.in (sparc*-*-*): Add TLS check.
+ 	* configure: Rebuilt.
+ 
+ 2003-09-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR target/11689
+ 	* config/i386/i386.c (memory_address_length): Fix computation when
+ 	the base is esp or ebp.
+ 

200309051257 - improvements caused by unit-at-a-time at -O2,
 regressions by increasing inline limits (unsolved, Jan Hubicka)

+ 2003-09-03  David O'Brien  <obrien@FreeBSD.org>
+ 
+ 	optimization/11980
+ 	* config/i386/freebsd.h (SIZE_TYPE): Support TARGET_64BIT.
+ 	(PTRDIFF_TYPE): Likewise.
+ 	(WCHAR_TYPE_SIZE): Likewise.
+ 
+ 2003-09-03  DJ Delorie  <dj@redhat.com>
+ 
+ 	* targhooks.c: New file.
+ 	* targhooks.h: New file.
+ 	* Makefile.in: Add targhooks.o support.
+ 	(function.o): Depend on$(TARGET_H).
+ 	(stmt.o): Likewise.
+ 	(combine.o): Depend on $(TREE_H) and $(TARGET_H).
+ 	* builtins.c (apply_args_size, expand_builtin_apply_args_1,
+ 	expand_builtin_apply): Convert to calls.struct_value_rtx hook.
+ 	(expand_builtin_saveregs): Convert to
+ 	calls.expand_builtin_saveregs hook.
+ 	* c-decl.c (start_decl): Handle new calls.promote_prototypes hook
+ 	here, instead of ...
+ 	(get_parm_info) ... here.
+ 	(store_parm_decls_oldstyle): Convert to calls.promote_prototypes
+ 	hook.
+ 	(finish_function): Handle calls.promote_prototypes hook here too.
+ 	* c-typeck.c (convert_arguments): Convert to
+ 	calls.promote_prototypes hook.
+ 	(c_convert_parm_for_inlining): Likewise.
+ 	* calls.c (initialize_argument_information): Convert to
+ 	calls.promote_function_args hook.
+ 	(expand_call): Convert to calls.struct_value_rtx,
+ 	calls.strict_argument_naming,
+ 	calls.pretend_outgoing_varargs_named, and
+ 	calls.promote_function_return hooks.  Pass fndecl to
+ 	aggregate_value_p.  Initialize CUMULATIVE_ARGS before calling
+ 	hooks, so they can use that.
+ 	(emit_library_call_value_1): Likewise.
+ 	* combine.c (setup_incoming_promotions): Convert to
+ 	calls.promote_function_args hook.
+ 	* emit-rtl.c: Convert to calls.struct_value_rtx hook.
+ 	* expr.c (expand_assignment): Pass call to aggregate_value_p.
+ 	(expand_expr): Likewise.
+ 	* expr.h: Remove support for SETUP_INCOMING_VARARGS,
+ 	STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED,
+ 	RETURN_IN_MEMORY macro defaults.
+ 	* final.c (profile_function): Convert to calls.struct_value_rtx
+ 	hook.
+ 	* function.c (aggregate_value_p): Accept function type tree as
+ 	second parameter; try to deduce fntype from it.  Convert to
+ 	calls.return_in_memory hook.
+ 	(assign_parms): Convert to calls.setup_incoming_varargs,
+ 	calls.strict_argument_naming, calls.promote_function_args,
+ 	calls.pretend_outgoing_varargs_named hooks.  Pass fndecl to
+ 	aggregate_value_p.
+ 	(expand_function_start): Likewise.  Convert to
+ 	calls.struct_value_rtx hook.
+ 	(expand_function_end): Convert to calls.promote_function_return hook.
+ 	(allocate_struct_function): Pass fndecl to aggregate_value_p.
+ 	* hard-reg-set.h: Update comments to new hook names.
+ 	* integrate.c (expand_inline_function): Pass fndecl to aggregate_value_p.
+ 	* reg-stack.c (stack_result): Likewise.
+ 	* rtl.h (struct_value_rtx, struct_value_incoming_rtx): Delete.
+ 	* stmt.c (expand_value_return): Convert to
+ 	calls.promote_function_return hook.
+ 	* target-def.h: Add TARGET_PROMOTE_FUNCTION_ARGS,
+ 	TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
+ 	TARGET_STRUCT_VALUE_RTX, TARGET_RETURN_IN_MEMORY,
+ 	TARGET_EXPAND_BUILTIN_SAVEREGS, TARGET_SETUP_INCOMING_VARARGS,
+ 	TARGET_STRICT_ARGUMENT_NAMING,
+ 	TARGET_PRETEND_OUTGOING_VARARGS_NAMED, and TARGET_CALLS.
+ 	* target.h: Likewise.
+ 	* tree.h (aggregate_value_p): Also takes a tree to deduce function
+ 	attributes from (for target hooks).
+ 	* doc/tm.texi (PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN,
+ 	PROMOTE_PROTOTYPES, RETURN_IN_MEMORY, STRUCT_VALUE_REGNUM,
+ 	STRUCT_VALUE, STRUCT_VALUE_INCOMING_REGNUM, STRUCT_VALUE_INCOMING,
+ 	EXPAND_BUILTIN_SAVEREGS, SETUP_INCOMING_VARARGS,
+ 	STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED): Convert
+ 	to hooks.
+ 	
+ 	* config/alpha/alpha.c (alpha_output_mi_thunk_osf): Pass function
+ 	to aggregate_value_p.
+ 	* config/arm/arm.c (arm_init_cumulative_args,
+ 	arm_output_mi_thunk): Likewise.
+ 	* config/i386/i386.c (ix86_return_pops_args, x86_this_parameter):
+ 	Likewise.
+ 	* config/mips/mips.c (mips_save_reg_p, mips_expand_prologue,
+ 	mips_can_use_return_insn): Likewise.
+ 	* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
+ 	* config/s390/s390.c (s390_output_mi_thunk): Likewise.
+ 	* config/sparc/sparc.c (sparc_output_mi_thunk): Pass function to
+ 	aggregate_value_p.
+ 	* config/story16/stormy16.c (xstormy16_asm_output_mi_thunk): Pass
+ 	function to aggregate_value_p.
+ 	* objc/objc-act.c (generate_struct_by_value_array): Pass NULL to
+ 	aggregate_value_p.
+ 	
+ 	* config/sh/sh-protos.h (sh_builtin_saveregs): Remove.
+ 	(sh_attr_renesas_p, sh_cfun_attr_renesas_p, sh_function_arg,
+ 	sh_function_arg_advance, sh_pass_in_reg_p): New.  * config/sh/sh.c
+ 	(sh_handle_renesas_attribute, sh_promote_prototypes,
+ 	sh_struct_value_rtx, sh_return_in_memory, sh_builtin_saveregs,
+ 	sh_setup_incoming_varargs, sh_strict_argument_naming,
+ 	sh_pretend_outgoing_varargs_named): New decls.
+ 	(targetm): Add new hooks.
+ 	(calc_live_regs): Save MACL and MACH if the function has the
+ 	renesas attribute.
+ 	(sh_expand_prologue): Support renesas attribute.
+ 	(sh_builtin_saveregs): Make static.
+ 	(sh_build_va_list): Support renesas attribute.
+ 	(sh_va_start): Likewise.
+ 	(sh_va_arg): Likewise.
+ 	(sh_promote_prototypes): New.
+ 	(sh_function_arg): New, moved from sh.h.  Support renesas
+ 	attribute.
+ 	(sh_function_arg_advance): Likewise.
+ 	(sh_return_in_memory): Likewise.
+ 	(sh_strict_argument_naming): Likewise.
+ 	(sh_pretend_outgoing_varargs_named): Likewise.
+ 	(sh_struct_value_rtx): New.
+ 	(sh_attribute): Add renesas attribute.
+ 	(sh_handle_renesas_attribute): New.
+ 	(sh_attr_renesas_p, sh_cfun_attr_renesas_p): New.
+ 	(sh_ms_bitfield_layout_p): Support renesas attribute also.
+ 	(sh_output_mi_thunk): Pass function to aggregate_value_p.  *
+ 	config/sh/sh.h (TARGET_SWITCHES): Add -mrenesas as an alias for
+ 	-mhitachi.
+ 	(STRUCT_VALUE_REGNUM, STRUCT_VALUE, RETURN_IN_MEMORY): Moved to
+ 	target hooks.
+ 	(sh_args): Add renesas_abi flag.
+ 	(INIT_CUMULATIVE_ARGS): Set it.  Pass fndecl to aggregate_value_p.
+ 	(FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Move to sh.c.
+ 	(PASS_IN_REG_P): Support renesas attribute.  Pass DF and TF on the
+ 	stack for the renesas abi.
+ 	(STRICT_ARGUMENT_NAMING, PRETEND_OUTGOING_VARARGS_NAMED,
+ 	SETUP_INCOMING_VARARGS, EXPAND_BUILTIN_SAVEREGS,
+ 	PROMOTE_PROTOTYPES): Moved to sh.c.  * config/sh/sh.md (call): Set
+ 	call cookie to indicate renesas calls.
+ 	
+ 2003-09-03  Mostafa Hagog  <mustafa@il.ibm.com>
+ 
+ 	* gcse.c (replace_one_set): New function.
+ 	(pre_insert_copy_insn): Change the order of copying
+ 	to make copy propagation discover additional PRE opportunities.
+ 
+ 2003-09-03  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	PR optimization/11700.
+ 	* simplify-rtx.c (simplify_subreg): Check that the subreg offset
+ 	of a hard register is representable before trying to simplify it
+ 	using subreg_hard_regno.
+ 
+ 2003-09-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+ 
+ 	* configure.in (gcc_cv_ld_hidden): Disable unless using GNU ld.
+ 	* configure: Regenerate.
+ 
+ 2003-09-04  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+ 
+ 	* intl.h (N_): Remove parentheses.
+ 

+ 2003-08-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* builtin-types.def (BT_INT_PTR, BT_FLOAT_PTR, BT_DOUBLE_PTR,
+ 	BT_LONGDOUBLE_PTR, BT_FN_FLOAT_FLOAT_FLOATPTR,
+ 	BT_FN_DOUBLE_DOUBLE_DOUBLEPTR,
+ 	BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLEPTR,
+ 	BT_FN_FLOAT_FLOAT_INTPTR, BT_FN_DOUBLE_DOUBLE_INTPTR,
+ 	BT_FN_LONGDOUBLE_LONGDOUBLE_INTPTR,
+ 	BT_FN_FLOAT_FLOAT_FLOAT_INTPTR, BT_FN_DOUBLE_DOUBLE_DOUBLE_INTPTR,
+ 	BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLE_INTPTR,
+ 	BT_FN_VOID_FLOAT_FLOATPTR_FLOATPTR,
+ 	BT_FN_VOID_DOUBLE_DOUBLEPTR_DOUBLEPTR,
+ 	BT_FN_VOID_LONGDOUBLE_LONGDOUBLEPTR_LONGDOUBLEPTR): New.
+ 	* builtins.def (BUILT_IN_FREXP, BUILT_IN_FREXPF, BUILT_IN_FREXPL,
+ 	BUILT_IN_MODF, BUILT_IN_MODFF, BUILT_IN_MODFL, BUILT_IN_REMQUO,
+ 	BUILT_IN_REMQUOF, BUILT_IN_REMQUOL, BUILT_IN_SINCOS,
+ 	BUILT_IN_SINCOSF, BUILT_IN_SINCOSL): New.
+ 	* tree.c: Assign new type_nodes.
+ 	* tree.h (tree_index): Add TI_FLOAT_PTR_TYPE, TI_DOUBLE_PTR_TYPE,
+ 	TI_LONG_DOUBLE_PTR_TYPE, TI_INTEGER_PTR_TYPE.
+ 	(float_ptr_type_node, double_ptr_type_node,
+ 	long_double_ptr_type_node, integer_ptr_type_node): New type_nodes. 
+ 	
+ 	* doc/extend.texi: Document new builtins.
+ 
+ 2003-08-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* builtin-types.def (BT_FN_FLOAT_INT_FLOAT,
+ 	BT_FN_DOUBLE_INT_DOUBLE, BT_FN_LONGDOUBLE_INT_LONGDOUBLE): New.
+ 	
+ 	* builtins.def (BUILT_IN_ERF, BUILT_IN_ERFC, BUILT_IN_ERFCF,
+ 	BUILT_IN_ERFCL, BUILT_IN_ERFF, BUILT_IN_ERFL, BUILT_IN_GAMMA,
+ 	BUILT_IN_GAMMAF, BUILT_IN_GAMMAL, BUILT_IN_J0, BUILT_IN_J0F,
+ 	BUILT_IN_J0L, BUILT_IN_J1, BUILT_IN_J1F, BUILT_IN_J1L,
+ 	BUILT_IN_JN, BUILT_IN_JNF, BUILT_IN_JNL, BUILT_IN_LGAMMA,
+ 	BUILT_IN_LGAMMAF, BUILT_IN_LGAMMAL, BUILT_IN_SIGNIFICAND,
+ 	BUILT_IN_SIGNIFICANDF, BUILT_IN_SIGNIFICANDL, BUILT_IN_TGAMMA,
+ 	BUILT_IN_TGAMMAF, BUILT_IN_TGAMMAL, BUILT_IN_Y0, BUILT_IN_Y0F,
+ 	BUILT_IN_Y0L, BUILT_IN_Y1, BUILT_IN_Y1F, BUILT_IN_Y1L,
+ 	BUILT_IN_YN, BUILT_IN_YNF, BUILT_IN_YNL): New.
+ 	
+ 	* doc/extend.texi: Document new builtins.
+ 
+ 2003-08-28  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* fixinc/mkfixinc.sh: Remove special case code for unsupported
+ 	variants of i?86, powerpcle, and thumb. 
+ 	* fixinc/mkfixinc.sh: Remove special case code for unsupported
+ 	arm and hppa variants.
+ 
+ 2003-08-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* builtin-types.def (BT_FN_INT_FLOAT, BT_FN_INT_DOUBLE,
+ 	BT_FN_INT_LONGDOUBLE, BT_FN_LONG_FLOAT, BT_FN_LONG_DOUBLE,
+ 	BT_FN_LONG_LONGDOUBLE, BT_FN_LONGLONG_FLOAT,
+ 	BT_FN_LONGLONG_DOUBLE, BT_FN_LONGLONG_LONGDOUBLE,
+ 	BT_FN_FLOAT_FLOAT_LONGDOUBLE, BT_FN_DOUBLE_DOUBLE_LONGDOUBLE,
+ 	BT_FN_FLOAT_FLOAT_INT, BT_FN_DOUBLE_DOUBLE_INT,
+ 	BT_FN_LONGDOUBLE_LONGDOUBLE_INT, BT_FN_FLOAT_FLOAT_LONG,
+ 	BT_FN_DOUBLE_DOUBLE_LONG, BT_FN_LONGDOUBLE_LONGDOUBLE_LONG,
+ 	BT_FN_FLOAT_FLOAT_FLOAT_FLOAT, BT_FN_DOUBLE_DOUBLE_DOUBLE_DOUBLE,
+ 	BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLE_LONGDOUBLE): New.
+ 
+ 	* builtins.def (BUILT_IN_ACOS, BUILT_IN_ACOSF, BUILT_IN_ACOSH,
+ 	BUILT_IN_ACOSHF, BUILT_IN_ACOSHL, BUILT_IN_ACOSL, BUILT_IN_ASIN,
+ 	BUILT_IN_ASINF, BUILT_IN_ASINH, BUILT_IN_ASINHF, BUILT_IN_ASINHL,
+ 	BUILT_IN_ASINL, BUILT_IN_ATANH, BUILT_IN_ATANHF, BUILT_IN_ATANHL,
+ 	BUILT_IN_CBRT, BUILT_IN_CBRTF, BUILT_IN_CBRTL, BUILT_IN_COPYSIGN,
+ 	BUILT_IN_COPYSIGNF, BUILT_IN_COPYSIGNL, BUILT_IN_COSH,
+ 	BUILT_IN_COSHF, BUILT_IN_COSHL, BUILT_IN_DREM, BUILT_IN_DREMF,
+ 	BUILT_IN_DREML, BUILT_IN_EXP10, BUILT_IN_EXP10F, BUILT_IN_EXP10L,
+ 	BUILT_IN_EXP2, BUILT_IN_EXP2F, BUILT_IN_EXP2L, BUILT_IN_EXPM1,
+ 	BUILT_IN_EXPM1F, BUILT_IN_EXPM1L, BUILT_IN_FDIM, BUILT_IN_FDIMF,
+ 	BUILT_IN_FDIML, BUILT_IN_FMA, BUILT_IN_FMAF, BUILT_IN_FMAL,
+ 	BUILT_IN_FMAX, BUILT_IN_FMAXF, BUILT_IN_FMAXL, BUILT_IN_FMIN,
+ 	BUILT_IN_FMINF, BUILT_IN_FMINL, BUILT_IN_HYPOT, BUILT_IN_HYPOTF,
+ 	BUILT_IN_HYPOTL, BUILT_IN_ILOGB, BUILT_IN_ILOGBF, BUILT_IN_ILOGBL,
+ 	BUILT_IN_LDEXP, BUILT_IN_LDEXPF, BUILT_IN_LDEXPL, BUILT_IN_LLRINT,
+ 	BUILT_IN_LLRINTF, BUILT_IN_LLRINTL, BUILT_IN_LLROUND,
+ 	BUILT_IN_LLROUNDF, BUILT_IN_LLROUNDL, BUILT_IN_LOG10,
+ 	BUILT_IN_LOG10F, BUILT_IN_LOG10L, BUILT_IN_LOG1P, BUILT_IN_LOG1PF,
+ 	BUILT_IN_LOG1PL, BUILT_IN_LOG2, BUILT_IN_LOG2F, BUILT_IN_LOG2L,
+ 	BUILT_IN_LOGB, BUILT_IN_LOGBF, BUILT_IN_LOGBL, BUILT_IN_LRINT,
+ 	BUILT_IN_LRINTF, BUILT_IN_LRINTL, BUILT_IN_LROUND,
+ 	BUILT_IN_LROUNDF, BUILT_IN_LROUNDL, BUILT_IN_NEXTAFTER,
+ 	BUILT_IN_NEXTAFTERF, BUILT_IN_NEXTAFTERL, BUILT_IN_NEXTTOWARD,
+ 	BUILT_IN_NEXTTOWARDF, BUILT_IN_NEXTTOWARDL, BUILT_IN_POW10,
+ 	BUILT_IN_POW10F, BUILT_IN_POW10L, BUILT_IN_REMAINDER,
+ 	BUILT_IN_REMAINDERF, BUILT_IN_REMAINDERL, BUILT_IN_RINT,
+ 	BUILT_IN_RINTF, BUILT_IN_RINTL, BUILT_IN_SCALB, BUILT_IN_SCALBF,
+ 	BUILT_IN_SCALBL, BUILT_IN_SCALBLN, BUILT_IN_SCALBLNF,
+ 	BUILT_IN_SCALBLNL, BUILT_IN_SCALBN, BUILT_IN_SCALBNF,
+ 	BUILT_IN_SCALBNL, BUILT_IN_SINH, BUILT_IN_SINHF, BUILT_IN_SINHL,
+ 	BUILT_IN_TANH, BUILT_IN_TANHF, BUILT_IN_TANHL): New.
+ 
+ 	* doc/extend.texi: Document new builtins.
+ 
+ 2003-08-28  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.c (legitmate_constant_p): Use LARL on
+ 	zSeries machines even in 31-bit addressing mode.
+ 	(legitimate_reload_constant_p): Likewise.
+ 	(legitimize_pic_address): Likewise.
+ 	(legitimize_tls_address): Likewise.
+ 	(s390_split_branches): Likewise.
+ 	(s390_dump_pool): Likewise.
+ 	(s390_mainpool_finish): Likewise.
+ 	(s390_chunkify_start): Likewise.
+ 	(s390_select_rtx_section): Likewise.
+ 	* config/s390/s390.md ("doloop_si"): Likewise.
+ 	("pool_start_31", "pool_end_31"): Likewise.
+ 	("pool_start_64", "pool_end_64"): Likewise.
+ 	("main_base_31_small", "main_base_31_large"): Likewise.
+ 	("main_base_64"): Likewise.
+ 	("reload_base_31", "reload_base_64"): Likewise.
+ 	("*movsi_larl"): New insn.
+ 	("cjump", "icjump"): Use long branches on zSeries machines.
+ 	("jump"): Likewise.
+ 	("call"): Use BRASL on zSeries machines.
+ 	("call_value", "call_value_tls"): Likewise.
+ 	("brasl", "bras", "basr_64", "basr_31", "bas_64", "bas_31"): Remove 
+ 	and replace by ...
+ 	("*bras", "*brasl", "*basr") ... these new insns.
+ 	("brasl_r", "bras_r", "basr_64_r", "basr_31_r", "bas_64_r", 
+ 	"bas_31_r"): Remove and replace by ...
+ 	("*bras_r", "*brasl_r", "*basr_r") ... these new insns.
+ 	("brasl_tls", "bras_tls", "basr_64_tls", "basr_31_tls", 
+ 	"bas_64_tls", "bas_31_tls"): Remove and replace by ...
+ 	("*bras_tls", "*brasl_tls", "*basr_tls") ... these new insns.
+ 	("*return_si", "*return_di"): Remove and replace by ...
+ 	("*return"): ... this new insn.
+ 	("rotlsi3"): Allow on zSeries machines.
+ 
+ 	* config/s390/s390.c (legitimize_reload_constant_p): Use
+ 	LL/LH type instructions in z/Architecture mode.
+ 	* config/s390/s390.md ("*movsi_lli"): Likewise.
+ 	("*andsi3_ni", "*andhi3_ni", "*andqi3_ni"): Likewise.
+ 	("*iorsi3_ni", "*iorhi3_ni", "*iorqi3_ni"): Likewise.
+ 	("*extendqisi2"): Use LB in z/Architecture mode.
+ 	("*zero_extendqisi2_64", "*zero_extendqisi2_31"): Use LLGC in 
+ 	z/Architecture mode.
+ 	("zero_extendqihi2", "*zero_extendqihi2_64", "*zero_extendqihi2_31"): 
+ 	Likewise.
+ 	
+ 	* config/s390/s390.md ("*tmdi_ext"): Allow in both 64-bit
+ 	and 31-bit mode.
+ 	("ptr_extend"): Allow only in 64-bit mode.
+ 

+ 2003-08-19  Andrew Pinski  <pinskia@physics.uc.edu>
+ 
+ 	* config/i386/i386.c (legitimate_pic_address_disp_p): Change the
+ 	strstr with $pb to a strcompare with "<pic base>"
+ 	(ix86_output_addr_diff_elt): Output the real pic base.
+ 

+ 2003-08-19  Gabriel Dos Reis  <gdr@integrable-solutions.net>
+ 
+ 	* langhooks-def.h (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Fix spelling.
+ 	(LANG_HOOKS_INITIALIZER): Correct.
+ 	* c-lang.c: Likewise.
+ 
+ 2003-08-19  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cgraph.c (cgraph_mark_needed_node): Call notice_global_symbol.
+ 	(cgraph_varpool_mark_needed_node): Likewise.
+ 	* cgraph.h (notice_global_symbol): Declare
+ 	* varasm.c (notice_global_symbol): Break out from ...
+ 	(assemble_start_function): ... here; update for variables.
+ 	(assemble_variable): Use notice_global_symbol.
+ 
+ 2003-08-19  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.c (mips_va_arg): If EABI_FLOAT_VARARGS_P,
+ 	expect SFmode and DFmode arguments to be passed in FPRs,
+ 	regardless of the underlying type.
+ 
+ 2003-08-19  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	PR target/11924
+ 	* config/mips/mips.c (INTERNAL_SYMBOL_P): New macro.
+ 	(mips_classify_symbol, m16_usym8_4, m16_usym5_4): Use it.
+ 
+ 2003-08-18  Matt Kraai  <kraai@alumni.cmu.edu>
+ 
+ 	PR c/11207
+ 	* c-typeck.c (set_init_index): Check for negative index.
+ 
+ 2003-08-18  Bob Wilson  <bob.wilson@acm.org>
+ 
+ 	* config/xtensa/crti.asm (_init, _fini): Add alternate code for new
+ 	call0 ABI.
+ 	* config/xtensa/crtn.asm (_init, _fini): Likewise.
+ 	* config/xtensa/lib1funcs.asm (__mulsi3, __udivsi3, __divsi3,
+ 	__umodsi3, __modsi3): Likewise.
+ 	* config/xtensa/t-xtensa (crti.o, crtn.o): Add $(GCC_CFLAGS) and
+ 	$(INCLUDES).
+ 

+ 2003-08-18  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.md: Quote C code in braces.  Remove use of
+ 	fake const0_rtx operands.  Remove double backslashes.  Use \;.
+ 	Remove workarounds for bogus warnings.
+ 
+ 2003-08-18  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.md (muldf3, mulsf3): Don't call a gen_* function.
+ 	(muldf3_internal, muldf3_r4300): Select based on TARGET_4300_MUL_FIX
+ 	rather than TARGET_MIPS4300.
+ 	(mulsf3_internal, mulsf3_r4300): Likewise.
+ 
+ 2003-08-18  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.md: Renumber unspecs.  Clean up comments.
+ 
+ 2003-08-17  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* simplify-rtx.c (associative_constant_p): New function to test
+ 	whether an RTX expression is an immediate constant.
+ 	(simplify_associative_operation): New function to perform some
+ 	reassociation optimizations of associative binary expressions.
+ 	(simplify_binary_operation): Use simplify_associative_operation
+ 	to simplify PLUS, MULT, AND, IOR, XOR, SMIN, SMAX, UMIN and UMAX.
+ 	Floating point expressions are only reassociated when unsafe
+ 	math optimizations are permitted.
+ 
+ 2003-08-17  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* config/alpha/alpha.md: Remove usage of PARAMS.
+ 
+ 	* config/i386/cygwin.h: Convert K&R prototypes to ISO C90.
+ 	* config/i386/i386-interix.h: Likewise.
+ 	* config/i386/winnt.c: Likewise.
+ 	* config/i386/cygming.h: Likewise.
+ 	* config/i386/cygwin2.c: Likewise.
+ 	* config/darwin.c: Likewise.
+ 	* config/darwin-c.c: Likewise.
+ 	* config/darwin-protos.h: Likewise.
+ 	* config/darwin.h: Likewise.
+ 	* config/s390/s390-protos.h: Likewise.
+ 	* config/s390/s390.c: Likewise.
+ 	* config/ia64/ia64.c: Likewse
+ 	* config/ia64/ia64-protos.h: Likewise.
+ 	* config/ia64/ia64-c.c: Likewise.
+ 
+ 2003-08-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* config/sparc/sparc.c: Convert to ISO C.
+ 
+ 	* config/sparc/sparc-protos.h: Don't use the PARAMS macro.
+ 	* config/sparc/sparc.c: Likewise.
+ 
+ 2003-08-16  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	PR c++/11512
+ 	* stmt.c (expand_expr_stmt_value): Don't warn about any void
+ 	typed expression.
+ 
+ 2003-08-16  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (ix86_fntype_regparm): Rename from ...
+ 	(ix86_function_regparm): ... this one; add fastcall and local
+ 	functions.
+ 	(ix86_function_ok_for_sibcall): Update.
+ 	(ix86_return_pops_args): Likewise.
+ 	(init_cumulative_args): Likewise.
+ 	(x86_can_output_mi_thunk): Likewise.
+ 	(function_arg): Fix formating.
+ 	(x86_this_parameter): Fix fastcall.
+ 	(x86_output_mi_thunk): Likewise.
+ 
+ 	* cgraph.c (cgraph_mark_needed_node): Do not mark functions without
+ 	body as reachable; mark nested functions as needed too.
+ 	(dump_cgraph): Do not output global.calls.
+ 	* cgraph.h (cgraph_global_info): Kill.
+ 	* cgraphunit.c (cgraph_finalize_function): Enqueue needed functions.
+ 	(record_call_1): Speedup.
+ 	(cgraph_analyze_function): Break out from ...; compute inlining
+ 	parameters.
+ 	(cgraph_finalize_compilation_unit): ... here.
+ 	(cgraph_mark_inline): Kill computation of calls.
+ 	(cgraph_decide_inlining): Do not compute most of initial values.
+ 

+ 2003-08-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* builtins.def (BUILT_IN_ABS, BUILT_IN_IMAXABS, BUILT_IN_LABS,
+ 	BUILT_IN_LLABS): Move to miscellaneous section.
+ 
+ 2003-08-03  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	PR preprocessor/11534
+ 	* cppexp.c (parse_defined): Warn only if -pedantic.
+ 
+ 	PR preprocessor/11569
+ 	PR preprocessor/11649

+ 2003-07-31  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* config/i386/i386.c (legitimate_pic_address_disp_p): Disallow TLS
+ 	SYMBOL_REFs not inside UNSPEC even in PLUS rtx.
+ 
+ 2003-07-31  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+ 
+ 	* dwarf2out.c (loc_descriptor_from_tree, case CONSTRUCTOR): New case.
+ 
+ 2003-07-31  Per Bothner  <pbothner@apple.com>
+ 
+ 	* opts.c (in_fnames, num_in_fnames):  Moved here from c-opts.
+ 	(add_input_filename):  New function.
+ 	(handle_options):  Call add_input_filename directly instead of
+ 	with a lang hook.
+ 	* opts.h (in_fnames, num_in_fnames):  Moved here.
+ 	(add_input_filename):  Declare.
+ 	* c-decl.c:  Need to #include opts.h.
+ 	* Makefile.in (c-decl.o):  Also depends on opts.h.
+ 	* c-opts.c (in_fnames, num_in_fnames):  Moved to opts.c.
+ 	(c_common_handle_filename):  Replaced by add_input_filename.
+ 	* c-common.h (in_fnames, num_in_fnames, c_common_handle_filename):
+ 	Remove.
+ 	* langhooks.h (struct lang_hooks):  Remove handle_filename hook.
+ 	* langhooks-def.h (LANG_HOOKS_HANDLE_FILENAME):  Remove macro.
+ 	(LANG_HOOKS_INITIALIZER):  Remove use of LANG_HOOKS_HANDLE_FILENAME.
+ 	* c-lang.c (LANG_HOOKS_HANDLE_FILENAME):  Remove macro.
+ 
+ 2003-07-31  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* combine.c (try_combine): Set JUMP_LABEL for newly created
+ 	unconditional jump.
+ 
+ 2003-07-31  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* fold-const.c (fold): Fold some comparisons of bit operations.
+ 
+ Thu Jul 31 19:49:53 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cgraph.c (create_edge): Fix typo.
+ 	* i386.c (pic_symbolic_operand): Reorder tests.
+ 

+ Thu Jul 31 01:04:19 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* gcse.c (insert_store): Fix typo in previous patch.
+ 
+ 2003-07-30  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cppfiles.c (stack_file, open_file_failed): Use path for deps.
+ 
+ 2003-07-30  Andi Kleen  <ak@muc.de>
+ 
+ 	* loop.c (check_dbra_loop): Allow LTU in the loop condition.
+ 
+ 2003-07-30  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* combine.c (distribute_notes): Cancel REG_VALUE_PROFILE notes.
+ 	* gcov-io.h (GCOV_FIRST_VALUE_COUNTER, GCOV_LAST_VALUE_COUNTER,
+ 	GCOV_N_VALUE_COUNTERS): New.
+ 	* profile.c (compute_value_histograms): New static function.
+ 	(branch_prob): Read back the value histograms.
+ 	* rtl.c (reg_note_name): Add name for REG_VALUE_PROFILE note.
+ 	* rtl.h (enum reg_note): Add REG_VALUE_PROFILE note.
+ 	* value-prof.c: Add comment on reading the profile.
+ 	* value-prof.h (COUNTER_FOR_HIST_TYPE, HIST_TYPE_FOR_COUNTER): New.
+ 	* doc/invoke.texi (-fprofile-values): Document behavior with
+ 	-fbranch-probabilities.
+ 
+ 2003-07-30  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* longlong.h (PowerPC umul_ppmm): Do not test __vxworks__.
+ 
+ 2003-07-30  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.h (EH_RETURN_HANDLER_RTX): Compute offset
+ 	symbolically.
+ 
+ Wed Jul 30 19:12:10 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* gcse.c (insert_store): Ignore fake edges.
+ 
+ 	* c-common.c (flag_vtable_gc): Kill.
+ 	* c-common.g (flag_vtable_gc): Kill.
+ 	* c-opts (c_common_handle_option): Kill.
+ 	* c.opt (fvtable-gc): Kill.
+ 	* final.c (final_scan_insn): Do not call assemble_vtable_entry.
+ 	* output.h (assemble_vtable_entry, assemble_vtable_inherit): Kill.
+ 	* varasm.c (assemble_vtable_entry, assemble_vtable_inherit): Kill.
+ 
+ 	* invoke.texi (-ftable-gc): Kill documentation.
+ 
+ 	* tree-inline.c (inlinable_function_p): Don't set DECL_UNINLINABLE
+ 	just because function body is missing.
+ 
+ 	* i386.c (pic_symbolic_operand): Properly detect RIP relative unspecs.
+ 

+ 2003-07-29  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* mkinstalldirs: Import autoconf 2.57 / automake 1.7 version.
+ 
+ 2003-07-29  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* c-decl.c (last_function_parm_vars, current_function_parm_vars):
+ 	New static variables.
+ 	(struct c_scope): Add parms and warned_forward_parm_decls
+ 	fields; remove parm_order.
+ 	(storedecls, storetags): Delete.
+ 	(poplevel): Also clear bindings on the parms chain.
+ 	(pushdecl): Handle forward declarations of parameters, and
+ 	chain PARM_DECLs on the parms list, not the names list.
+ 	(lookup_name_current_level): Check for PARM_DECLs on the parms
+ 	list too.
+ 	(push_parm_decl): Don't update parm_order.
+ 	(clear_parm_order): Rename mark_forward_parm_decls.  Issue the
+ 	warning, only once per parameter list, and set TREE_ASM_WRITTEN
+ 	on the decls here.  Then move the forward decls to the names list.
+ 	(grokparms): Set last_function_parm_vars.
+ 	(get_parm_info): Don't use gettags or getdecls.  No need to
+ 	extract non-parms from the parms list, or reorganize the parms
+ 	list.  Feed nonparms back in the TREE_TYPE of the list node
+ 	returned.  Issue only one error per parameter list for "void"
+ 	appearing more than once in said parameter list.  Collapse
+ 	parmlist_tags_warning into this function to avoid double scan
+ 	of tags list.
+ 	(start_function): Set current_function_parm_vars.
+ 	(store_parm_decls_newstyle): Bypass pushdecl, manipulate scope
+ 	directly.  Get non-parms from current_function_parm_vars; no
+ 	need to extract them from the parms chain.  Properly bind tags
+ 	in the new scope.
+ 	(store_parm_decls_oldstyle): No need to extract non-parameters
+ 	from the parms chain, nor to store them back afterward.  Move
+ 	declaration to top of function, restructure code reordering
+ 	DECL_ARGUMENTS.
+ 	(store_parm_decls): No need to save and restore warn_shadow.
+ 	* c-parse.in: Don't call parmlist_tags_warning nor
+ 	clear_parm_order.  Call mark_forward_parm_decls when forward
+ 	parm decls are encountered.
+ 	* c-tree.h: Prototype mark_forward_parm_decls; not
+ 	clear_parm_order or parmlist_tags_warning.
+ 
+ 2003-07-29  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* c-common.c (allow_pch): Remove.
+ 	* c-common.h (allow_pch): Remove.
+ 	(c_common_no_more_pch): Declare.
+ 	* c-lex.c (c_lex): Call c_common_no_more_pch when appropriate.
+ 	* c-pch.c: Include hosthooks.h.
+ 	(c_common_valid_pch): Don't check allow_pch.
+ 	(c_common_read_pch): Clear valid_pch to prevent reading PCH files.
+ 	(c_common_no_more_pch): New.
+ 	* ggc-common.c: Include hosthooks.h.
+ 	(gt_pch_save): Call gt_pch_get_address.
+ 	(gt_pch_restore): Call gt_pch_use_address.
+ 	* hooks.c (hook_voidp_size_t_null): New.
+ 	(hook_bool_voidp_size_t_false): New.
+ 	* hooks.h (hook_voidp_size_t_null): New.
+ 	(hook_bool_voidp_size_t_false): New.
+ 	* hosthooks-def.h (HOST_HOOKS_GT_PCH_GET_ADDRESS): New.
+ 	(HOST_HOOKS_GT_PCH_USE_ADDRESS): New.
+ 	(HOST_HOOKS_INITIALIZER): Add HOST_HOOKS_GT_PCH_GET_ADDRESS,
+ 	HOST_HOOKS_GT_PCH_USE_ADDRESS.
+ 	* hosthooks.h (struct host_hooks): Add gt_pch_get_address,
+ 	gt_pch_use_address.
+ 	* doc/hostconfig.texi (Host Common): Document
+ 	HOST_HOOKS_GT_PCH_GET_ADDRESS, HOST_HOOKS_GT_PCH_USE_ADDRESS.
+ 	* Makefile.in (c-pch.o): Depend on hosthooks.h.
+ 	(ggc-common.o): Likewise.
+ 
+ 	* config/rs6000/host-darwin.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Define.
+ 	(HOST_HOOKS_GT_PCH_USE_ADDRESS): Define.
+ 	(pch_address_space): New.
+ 	(darwin_rs6000_gt_pch_get_address): New.
+ 	(darwin_rs6000_gt_pch_use_address): New.
+ 
+ 2003-07-29  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* Makefile.in (LIBCPP_DEPS): Add HASHTAB_H.
+ 	* cppfiles.c: Completely rewritten.
+ 	* c-incpath.c (free_path, remove_duplicates, heads, tails, add_path):
+ 	struct cpp_path is now struct cpp_dir.
+ 	(remove_duplicates): Don't simplify path names.
+ 	* c-opts.c (c_common_parse_file): cpp_read_next_file renamed
+ 	cpp_stack_file.
+ 	* cpphash.h: Include hashtab.h.
+ 	(_cpp_file): Declare.
+ 	(struct cpp_buffer): struct include_file is now struct _cpp_file,
+ 	and struct cpp_path is now struct cpp_dir.  Rename members.
+ 	(struct cpp_reader): Similarly.  New members once_only_files,
+ 	file_hash, file_hash_entries, quote_ignores_source_dir,
+ 	no_search_path, saw_pragma_once.  Remove all_include_files and
+ 	max_include_len.  Make some members bool.
+ 	(_cpp_mark_only_only): Renamed from _cpp_never_reread.
+ 	(_cpp_stack_file): Renamed from _cpp_read_file.
+ 	(_cpp_stack_include): Renamed from _cpp_execute_include.
+ 	(_cpp_init_files): Renamed from _cpp_init_includes.
+ 	(_cpp_cleanup_files): Renamed from _cpp_cleanup_includes.
+ 	* cppinit.c (cpp_create_reader): Initialize no_search_path.  Update.
+ 	(cpp_read_next_file): Rename and move to cppfiles.c.
+ 	(cpp_read_main_file): Update.
+ 	* cpplib.c (run_directive): Update for renamed members.
+ 	(do_include_common, _cpp_pop_buffer): Update.
+ 	(do_import): Undeprecate #import.
+ 	(do_pragma_once): Undeprecate.  Use _cpp_mark_file_once_only.
+ 	* cpplib.h: Remove file_name_map_list.
+ 	(cpp_options): Remove map_list.
+ 	(cpp_dir): Rename from cpp_path.  New datatype for name_map.
+ 	(cpp_set_include_chains, cpp_stack_file, cpp_included): Update.
+ 
+ 2003-07-29  Phil Edwards  <pme@gcc.gnu.org>
+ 
+ 	* Makefile.in:  Make stamp-objdir safe for parallel builds.
+ 
+ 2003-07-29  Phil Edwards  <pme@gcc.gnu.org>
+ 
+ 	* Makefile.in (stmp-docobjdir):  New target; ensure $docobjdir exists.
+ 	(info):  Depend on stmp-docobjdir.
+ 
+ 2003-07-29  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+ 
+ 	* configure: Regenerate.
+ 
+ Tue Jul 29 19:24:49 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	PR C++/11131
+ 	* tree-inline.c (expand_call_inline): Always call inlinable_function_p
+ 	in !unit-at-a-time mode.
+ 

+ 2003-07-28  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* c-decl.c (c_expand_body_1): Use C_DECL_FILE_SCOPE to detect
+ 	main function.
+ 
+ 2003-07-28  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	PR c++/11667
+ 	* c-common.c (shorten_compare): Take into account differences
+ 	between C and C++ representation for enumeration types.
+ 	* tree.h (set_min_and_max_values_for_integral_type): Declare.
+ 	* stor-layout.c (set_min_and_max_values_for_integral_type): New
+ 	function, broken out from ...
+ 	(fixup_signed_type): ... here and ...
+ 	(fixup_unsigned_type): ... here.
+ 

+ 2003-07-26  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* Makefile.in (libbackend.o): Remove options_.h.
+ 	(mostlyclean): Likewise.
+ 
+ 	* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
+ 	insert a label at the end of an function under Mach-O.
+ 
+ 	* c-decl.c (c_static_assembler_name): Remove TREE_STATIC test.
+ 

+ 2003-07-22  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* Makefile.in (install-common): Add dependency on installdirs.
+ 
+ 2003-07-21  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* c-common.c (c_common_type_for_mode): Return integer types for
+ 	pointer modes.
+ 
+ 2003-07-22  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* c-decl.c (start_decl): Don't call maybe_apply_pragma_weak here.
+ 	(finish_decl): Call maybe_apply_pragma_weak here.
+ 	(grokdeclarator): Check that DECL_ASSEMBLER_NAME isn't set before
+ 	TREE_PUBLIC and TREE_STATIC are decided.
+ 	(start_function): Move call to maybe_apply_pragma_weak.  Check that
+ 	DECL_ASSEMBLER_NAME isn't set too early.
+ 
+ 	* cpplex.c (_cpp_process_line_notes): Mention option name in
+ 	trigraphs warning.
+ 
+ 2003-07-22  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* combine.c (if_then_else_cond): Simplify the comparison of
+ 	rtx against -1, 0, and 1.
+ 	* loop.c (check_dbra_loop): Likewise.
+ 	* optabs.c (emit_conditional_move): Likewise.
+ 	(emit_conditional_add): Likewise.
+ 	* config/i386/i386.md (*movsi_or): Likewise.
+ 	(*movdi_or_rex6): Likewise.
+ 
+ Tue Jul 22 00:42:12 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cgraphunit.c (cgraph_finalize_compilation_unit): Remove redundant if.
+ 
+ 2003-07-21  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cppfiles.c (open_file_pch): Don't put unused entries in the
+ 	splay tree.  Remove dead code.
+ 
+ 2003-07-21  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* c-common.h (num_in_fnames): Declare.
+ 	(c_static_assembler_name): Move from here...
+ 	* c-tree.h (c_static_assembler_name): ... to here.
+ 	* c-opts.c: Don't include langhooks-def.h.
+ 	(c_static_assembler_name): Move to c-decl.c.
+ 	(num_in_fnames): Make externally visible.
+ 	* c-decl.c: Include langhooks-def.h.
+ 	(c_static_assembler_name): Move from c-opts.c.
+ 	* Makefile.in (c-decl.o): Add $(LANGHOOKS_DEF_H).
+ 	(c-opts.o): Remove $(LANGHOOKS_DEF_H).
+ 
+ 	* c-pragma.c (maybe_apply_pragma_weak): Don't get DECL_ASSEMBLER_NAME
+ 	when it's not needed.
+ 
+ 2003-07-21  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* config/rs6000/rs6000.h (machine_function): Add ra_need_lr.
+ 	* config/rs6000/rs6000.c (rs6000_return_addr): Set it.
+ 	(rs6000_emit_prologue): Save FPRs inline if set.
+ 
+ 2003-07-21  H.J. Lu <hongjiu.lu@intel.com>
+ 
+ 	* config/ia64/ia64.md (prefetch): Support predicate.
+ 
+ 2003-07-21  Josef Zlomek  <zlomekj@suse.cz>
+ 
+ 	* cfgcleanup.c (merge_blocks_move_successor_nojumps): Use tablejump_p.
+ 	* rtlanal.c (tablejump_p): Use next_active_insn for finding the jump
+ 	table.
+ 

+ 2003-07-19  Gabriel Dos Reis  <gdr@integrable-solutions.net>
+ 
+ 	* c-common.c: Don't undefine GCC_DIAG_STYLE.
+ 	(fname_decl): Don't use xxx_with_decl.
+ 	(c_add_case_label): Likewise.
+ 	(handle_section_attribute): Likewise.
+ 	(handle_alias_attribute): Likewise.
+ 	(handle_no_instrument_function_attribute): Likewise.
+ 	(handle_no_limit_stack_attribute): Likewise.
+ 	* c-objc-common.c (c_tree_printer): Print IDENTIFIER_NODEs.
+ 	* c-format.c (gcc_cdiag_char_table): Add '%E' format-specifier.
+ 
+ 2003-07-19  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* Makefile.in (ifcvt.o): Add cfgloop.h.
+ 	* basic-block.h (EDGE_LOOP_EXIT): New flag.
+ 	* cfgrtl.c (rtl_verify_flow_info_1): Handle it correctly.
+ 	* ifcvt.c: Include cfgloop.h.
+ 	(mark_loop_exit_edges): New static function.
+ 	(if_convert): Call it.
+ 	(find_if_header): Ignore branches out of loops.
+ 
+ 2003-07-18  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* combine.c (simplify_comparison): Don't share rtx when converting 
+ 	(ne (and (not X) 1) 0) to (eq (and X 1) 0).
+ 
+ 2003-07-18  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/aix.h (AGGREGATE_PADDING_FIXED): Define.
+ 	(AGGREGATES_PAD_UPWARD_ALWAYS): Define.
+ 	(MUST_PASS_IN_STACK): Define.
+ 	(BLOCK_REG_PADDING): Define.
+ 
+ 2003-07-18  Richard Henderson  <rth@redhat.com>
+ 
+ 	* cfgrtl.c (force_nonfallthru_and_redirect): Use tablejump_p
+ 	to skip the addr_vec.
+ 
+ Fri Jul 18 15:22:28 2003  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* combine.c (combinable_i3pat): Don't forbid occurrences of
+ 	i2dest or i1dest in inner_dest if inner_dest is a mem.
+ 
+ Fri Jul 18 17:05:57 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cgraph.c (cgraph_remove_node): Clear the hash table slot.
+ 

+ 2003-07-13  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* combine.c (simplify_comparison): Convert (ne (and (not X) 1) 0)
+ 	to (eq (and X 1) 0).
+ 
+ 2003-07-13  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* config.gcc: Add pmmintrin.h for x86_64-*-*.
+ 
+ 2003-07-13  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* Makefile.in (LIBCPP_DEPS): Remove coretypes.h and $(TM_H).
+ 	(hashtable.o, line-map.o, mkdeps.o): Likewise, from dependency
+ 	list.  Move these all together down by cpplib.
+ 
+ 	* cpplib.h: Don't refer to MAX_WCHAR_TYPE_SIZE when determining
+ 	definition of CPPCHAR_SIGNED_T.
+ 
+ 	* cppcharset.c, cpperror.c, cppexp.c, cppfiles.c, cpphash.c, cppinit.c
+ 	* cpplex.c, cpplib.c, cppmacro.c, cpppch.c, cpptrad.c, hashtable.c
+ 	* line-map.c, mkdeps.c: Don't include coretypes.h or tm.h.
+ 
+ 	* cpphash.c (_cpp_init_hashtable): Don't use gcc_obstack_init.
+ 	* cppinit.c (cpp_create_reader): Likewise.
+ 
+ 	* cpphash.h (scan_out_logical_line): Rename _cpp_scan_out_logical_line.
+ 	* cpptrad.c: Likewise.  All callers changed.
+ 	* cpplib.c: All callers changed.
+ 	* c-ppoutput.c: Replace 'uchar' with 'unsigned char' throughout.
+ 	* hashtable.h: Define GTY(x) to nothing here too.
+ 
+ 2003-07-13  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+ 
+ 	* stor-layout.c (compute_record_mode): Remove very obsolete test
+ 	that forces BLKmode for records with fields crossing word boundary.
+ 
+ 2003-07-13  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* Makefile.in: Remove orphan reference to acconfig.h.
+ 
+ 2003-07-13  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* cgraphunit.c: Convert prototypes to ISO C90.
+ 

+ Sat Jul 12 06:09:38 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cgraphunit.c (cgraph_inlined_into, cgraph_inlined_calees): Fix
+ 	warning.
+ 
+ Sat Jul 12 03:06:01 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 			       Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+ 
+ 	* cgraph.c (cgraph_max_uid): New global variable.
+ 	(cgraph_node): Set uid field.
+ 	(create_edge): Keep inline flags consistent.
+ 	(dump_cgraph): Dump more info.
+ 	* cgraph.h (struct cgraph_local_info): Remove inline_many and
+ 	can_inline_once; add inlinable, disgread_inline_limits, and self_insn
+ 	(struct cgraph_global_info): Add insns, calls, cloned_times,
+ 	will_be_output.
+ 	(struct cgraph_node): Add uid.
+ 	(struct cgraph_edge): Add inline_call.
+ 	(cgraph_max_uid, cgraph_inline_p): Declare.
+ 	* cgraph.c: Include params.h and fibheap.h
+ 	(cgraph_mark_functions_to_inline_once): Kill.
+ 	(INSNS_PER_CALL): New constant.
+ 	(ncalls_inlined, nfunctions_inlined, initial_insns, overall_insns): New
+ 	static variables.
+ 	(cgraph_finalize_function): Do not analyze inlining.
+ 	(cgraph_finalize_compilation_unit): Set inlining attributes.
+ 	(cgraph_mark_functions_to_output): More consistency checks.
+ 	(cgraph_optimize_function): Set current_function_decl to NULL.
+ 	(cgraph_expand_function): Use new inline flags.
+ 	(cgraph_postorder): Expand from cgraph_expand_functions.
+ 	(INLINED_TIMES, SET_INLINED_TIMES): New macros.
+ 	(cgraph_inlined_into, cgraph_inlined_callees,
+ 	cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
+ 	cgraph_mark_inline, cgraph_check_inline_limits,
+ 	cgraph_default_inline_p, cgraph_decide_inling_of_small_functions, 
+ 	cgraph_decide_inlining, cgraph_inline_p): New functions.
+ 	* params.def (PARAM_LARGE_FUNCTION_INSNS, PARAM_LARGE_FUNCTION_GROWTH,
+ 	PARAM_INLINE_UNIT_GROWTH): New parameters.
+ 	* tree-inline.c (struct inline_data): New field current_decl.
+ 	(expand_call_inline): Avoid forward declarations; use
+ 	inlinable_function_p.
+ 	(optimize_inline_calls): Set id.current_decl.
+ 
+ 2003-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
+ 
+ 	* configure.in: Remove wrongly added definition of
+ 	local_prefix.
+ 	* configure: Regenerate.
+ 
+ 2003-07-11  Dan Nicolaescu  <dann@ics.uci.edu>
+ 
+ 	* rtl.def (NOTE): Do not use padding.
+ 

+ 2003-07-11  Dara Hazeghi  <dhazeghi@yahoo.com>
+ 
+ 	* doc/install.tex: Update required binutils for i?86-*-linux*
+ 
+ 2003-07-11  Richard Henderson  <rth@redhat.com>
+ 
+ 	* Makefile.in (stage1_build): Force OBJS-onestep=OBJS.
+ 
+ 2003-07-11  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* varasm.c (make_decl_rtl): Treat decls with a DECL_CONTEXT of
+ 	TRANSLATION_UNIT_DECL as top_level.
+ 
+ 2003-07-11  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* optabs.c (prepare_cmp_insn): Try cmpmemM first if it exists,
+ 	then fall back to cmpstrM.
+ 	* builtins.c (expand_builtin_memcmp): Likewise.
+ 	* config/s390/s390-protos.h (s390_expand_cmpstr): Rename to...
+ 	(s390_expand_cmpmem): ... this.
+ 	* config/s390/s390.md (cmpmemdi, cmpmemsi, cmpmem_short_64,
+ 	cmpmem_short_31, cmpmem_long_64, cmpmem_long_31): Renamed
+ 	from cmpstr* patterns.  Rename call to s390_expand_cmpstr
+ 	to s390_expand_cmpmem.
+ 	* config/s390/s390.c (s390_expand_cmpstr): Rename to...
+ 	(s390_expand_cmpstr): ... this.  Rename cmpstr* instructions
+ 	to cmpmem*.
+ 	* config/i370/i370.md (cmpmemsi, cmpmemsi_1): Renamed from
+ 	cmpstr* patterns.
+ 	* doc/md.texi (cmpstrM): Describe as String compare insn, not
+ 	Block compare insn.
+ 	(cmpmemM): Add.
+ 
+ 2003-07-11  Loren James Rittle  <ljrittle@acm.org>
+ 
+ 	* config/i386/freebsd.h (SET_ASM_OP): Remove.
+ 	(SUBTARGET_OVERRIDE_OPTIONS): Handle TARGET_64BIT case.
+ 	(ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, DBX_REGISTER_NUMBER
+ 	 MCOUNT_NAME, SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE_SIZE): Whitespace.
+ 

200307091059 - New inlining heuristics (Jan Hubicka)

+ 2003-07-07  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* configure.in (enable_coverage): Remove -DSELF_COVERAGE, add
+ 	-frandom-seed.
+ 	* configure: Regenerated.
+ 	* Makefile.in: Remove extraneous comment.
+ 	* toplev.c (randomize): Protect against potential multiple calls.
+ 	* doc/invoke.texi (-frandom-seed): Document use for in coverage
+ 	files.
+ 
+ 2003-07-07  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+             Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR optimization/11198
+ 	* alias.c (objects_must_conflict_p): Return 1 if the types have
+ 	the same alias set, not if the alias sets only conflict.
+ 

+ 2003-07-04  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/2064.md: Change GNU CC to GCC.
+ 	* config/s390/2084.md: Likewise.
+ 	* config/s390/fixdfdi.h: Likewise.
+ 	* config/s390/linux.h: Likewise.
+ 	* config/s390/s390-modes.def: Likewise.
+ 	* config/s390/s390-protos.h: Likewise.
+ 	* config/s390/s390.c: Likewise.
+ 	* config/s390/s390.h: Likewise.
+ 	* config/s390/s390.md: Likewise.
+ 	* config/s390/s390x.h: Likewise.
+ 
+ 2003-07-04  Jeff Law  <law@redhat.com>
+ 
+ 	* expr.c (do_store_flag): Pass in the correct result type
+ 	when calling fold_single_bit_test.
+ 	* fold-const.c (fold_single_bit_test): Use result_type for the
+ 	result when folding a sign bit test.
+ 
+ 2003-07-04  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* opts.c (common_handle_options): Negate sense of -falign- switches.
+ 
+ 2003-07-04  H.J. Lu <hongjiu.lu@intel.com>
+ 
+ 	* Makefile.in: Replace PWD with PWD_COMMAND.
+ 
+ 2003-07-04  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* cfgloopanal.c (count_strange_loop_iterations): New static function.
+ 	(constant_iterations, count_loop_iterations, simple_loop_exit_p):
+ 	Handle strange loops.
+ 
+ 2003-07-04  Toon Moene  <toon@moene.indiv.nluug.nl>
+ 
+ 	* install.texi: Even the g77 manpage is derived from
+ 	the full g77 manual.
+ 
+ 2003-07-04  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* ABOUT-NLS: Delete.
+ 	* intl: Delete entire directory.
+ 	* aclocal.m4: Include ../config/gettext.m4.  Delete
+ 	AC_ISC_POSIX, AM_LANGINFO_CODESET, jm_GLIBC21, AM_LC_MESSAGES,
+ 	AM_PATH_PROG_WITH_TEST, AM_WITH_NLS, and AM_GNU_GETTEXT.
+ 	* configure.in: Use CY_GNU_GETTEXT, not AM_GNU_GETTEXT.
+ 	Remove intl/Makefile from all_outputs.
+ 	* configure, config.in: Regenerate.
+ 	* Makefile.in: Expunge all references to intl subdirectory.
+ 	Add -I../intl to INCLUDES.
+ 	* intl.h: Include libintl.h if and only if ENABLE_NLS is defined.
+ 

+ 2003-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* c-aux-info.c: Include toplev.h after c-tree.h.
+ 	* c-common.c: Likewise.
+ 	(GCC_DIAG_STYLE): Undef.
+ 	* c-semantics.c (GCC_DIAG_STYLE): Define.
+ 	* c-tree.h (GCC_DIAG_STYLE): Likewise.
+ 	* diagnostic.h (inform): Move prototype to toplev.h.
+ 	* jump.c: Include diagnostic.h before toplev.h.
+ 	* toplev.h (GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG): Define.
+ 	(warning, error, fatal_error, pedwarn, sorry, inform,
+ 	error_for_asm, warning_for_asm): Mark with ATTRIBUTE_GCC_CXXDIAG.
+ 
+ 2003-07-03  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* cfglayout.c (cfg_layout_duplicate_bb): Do not update frequencies
+ 	at all if edge is not specified.
+ 	(can_copy_bbs_p, copy_bbs): New.
+ 	* cfglayout.h (can_copy_bbs_p, copy_bbs): Declare.
+ 	* cfgloop.c (get_loop_body): Comment more precisely.
+ 	* cfgloopmanip.c (copy_bbs, record_exit_edges): Removed.
+ 	(scale_bbs_frequencies): Fix comment typo.
+ 	(can_duplicate_loop_p): Use can_copy_bbs_p.
+ 	(duplicate_loop_to_header_edge): Simplify by using copy_bbs.
+ 
+ 2003-07-03  Devang Patel <dpatel@apple.com>
+ 
+ 	* c-opts.c (c_common_parse_file): Remove extra
+ 	debug_hooks->start_source_file call.
+ 	

+ 2003-07-03  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* real.c (real_trunc, real_floor, real_ceil): New functions
+ 	to implement trunc, floor and ceil respectively.
+ 	* real.h (real_trunc, real_floor, real_ceil): Prototype here.
+ 	* builtins.c (integer_valued_real_p): New function to test if
+ 	a floating point expression has an integer valued result.
+ 	(fold_trunc_transparent_mathfn): Optimize foo(foo(x)) as
+ 	foo(x) where foo is an integer rounding function.  Similarly,
+ 	optimize foo(bar(x)) as bar(x), and foo((double)(int)x) as
+ 	(double)(int)x when both foo and bar are integer rounding
+ 	functions and we don't need to honor errno.
+ 	(fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil):
+ 	New functions to fold trunc, floor and ceil.
+ 	(fold_builtin): Use fold_builtin_trunc to fold BUILT_IN_TRUNC*,
+ 	fold_builtin_floor to fold BUILT_IN_FLOOR* and fold_builtin_ceil
+ 	to fold BUILT_IN_CEIL*.
+ 	* fold-const.c (tree_expr_nonnegative_p): Handle FLOAT_EXPR and
+ 	the remaining integer rounding functions.
+ 
+ 2003-07-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	* config/sparc/sparc.c (function_arg_partial_nregs): Use
+ 	SPARC_INT_ARG_MAX to determine where to split unnamed
+ 	complex FP arguments.
+ 
+ Thu Jul  3 20:36:47 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* basic-block.h (create_basic_block, merge_blocks_nomove): Kill.
+ 	* cfgcleanup.c (merge_blocks): Rename to merge_blocks_move.
+ 	(merge_blocks_move_predecessor_nojumps,
+ 	 merge_blocks_move_successor_nojumps): Use merge_blocks.
+ 	(try_optimize_cfg): Use merge_blocks_move.
+ 	* cfgrtl.c (create_basic_block): Rename to rtl_create_basic_block.
+ 	(merge_blocks_nomove): Rename to rtl_merge_blocks.
+ 	(cfg_layout_create_basic_block): New.
+ 	(rtl_can_merge_blocks): New.
+ 	(cfg_layout_split_block): Do not alloc aux by hand.
+ 	* cfghooks.h (cfg_hooks): Add create_basic_block, can_merge_blocks_p,
+ 	merge_blocks.
+ 	(create_basic_block, can_merge_blocks_p, merge_blocks): New macros.
+ 	* cfglayout.c (cfg_layout_duplicate_bb): Do not allocate aux by hand.
+ 	* cfgloopmanip.c (loop_split_edge_with): Likewise.
+ 	* ifcvt.c (merge_if_block): Use merge_blocks_nomove.
+ 
+ 	* basic-block.h (basic_block_def): Add field 'rbi'.
+ 	* bb-reorder.c (find_traces, rotate_loop, mark_bb_visited,
+ 	find_traces_1_round, copy_bb, connect_traces): Update use of rbi.
+ 	* cfg.c (entry_exit_blocks): Add new field.
+ 	* cfglayout.c: Include alloc-pool.h;
+ 	(cfg_layout_pool): New.
+ 	(record_effective_endpoints, fixup_reorder_chain,
+ 	fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update use
+ 	of rbi.
+ 	(cfg_layout_initialize_rbi): New function.
+ 	(cfg_layout_initialize): Use it.
+ 	(cfg_layout_finalize): Clear rbi fields.
+ 	* cfglayout.h (RBI): Kill.
+ 	(cfg_layout_initialize_rbi): Declare.
+ 	* cfgloopmanip.c (copy_bbs): Use rbi.
+ 	(record_exit_edges): Likewise.
+ 	(duplicate_loop_to_header_edge): Likewise.
+ 	* cfgrtl.c (cfg_layout_create_basic_block): Use
+ 	cfg_layout_initialize_rbi.
+ 	(cfg_layout_split_block): Use rbi.
+ 	(cfg_layout_delete_block): Likewise.
+ 	* loop-init.c (loop_optimizer_finalize): Likewise.
+ 	* loop-unswitch.c (unswitch_loop): Likewise.
+ 	* tracer.c (seen, tail_duplicate, layout_superblocks): Likewise.
+ 
+ 	* cfgrtl.c: Update comments.
+ 	(try_redirect_by_replacing_jump): New argument.
+ 	(redirect_branch_edge): Break out from ...
+ 	(rtl_redirect_edge_and_branch): ... this one.
+ 	(update_cfg_after_block_merging): Break out from ...
+ 	(rtl_merge_blocks): ... this one.
+ 	(cfg_layout_split_edge): New.
+ 	(cfg_layout_merge_blocks): New.
+ 	(cfg_layout_can_merge_blocks_p): New.
+ 	(cfg_layout_redirect_edge_and_branch): Reorganize.
+ 	(cfg_layout_rtl_cfg_hooks): Fill in.
+ 	(cfg_layout_delete_block): Kill barriers.
+ 	* cfganal.c (can_fallthru): Deal with exit blocks
+ 	* cfglayout.c (cfg_layout_function_header): New function
+ 	(record_effective_endpoints): Record function header.
+ 	(fixup_reorder_chain): Fixup dead jumptables; place header
+ 
+ 	* basic-block.h (CLEANUP_CFGLAYOUT): New flag.
+ 	* bb-reorder.c (cfg_layout_initialize): Update call.
+ 	* cfgcleanup.c (try_optimize_cfg): Supress optimizations of fallthru
+ 	edges in cfglayout mode.
+ 	* cfglayout.c (cleanup_unconditional_jumps): Kill.
+ 	(cfg_layout_initialize): Kill agrument loops; use cfgcleanup.
+ 	* cfglayout.h (cfg_layout_initialize): Update prototype.
+ 	* cfgloop.h (CP_INSIDE_CFGLAYOUT): Kill.
+ 	* cfgloopmanip.c (loop_split_edge_with): Use split_edge.
+ 	* flow.c (propagate_block): Do not crash when basic block ends
+ 	by first insn in the chain.
+ 	* loop-init.c (loop_optimizer_init):  First enter cfglayout mode; later
+ 	do loop discovery.
+ 	* tracer.c (tracer): Update call of cfg_layout_initialize.
+ 
+ 2003-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* Makefile.in: Use dependency variables in lieu of explicit
+ 	files throughout.
+ 
+ 2003-07-03  Steven Bosscher  <steven@gcc.gnu.org>
+ 
+ 	* rtl.h (ECF_*, flags_from_decl_or_type): Move from here...
+ 	* tree.h: ...to here.
+ 
+ 2003-07-03  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/s390/2064.md: Fix comment typos.
+ 	* config/s390/2084.md: Likewise.
+ 	* config/s390/s390.c: Likewise.
+ 	* config/s390/s390.md: Likewise.
+ 	* config/sh/sh.c: Likewise.
+ 	* config/sh/sh.h: Likewise.
+ 	* config/sh/sh.md: Likewise.
+ 	* config/sparc/sparc.c: Likewise.
+ 	* config/sparc/sparc.h: Likewise.
+ 	* config/sparc/sparc.md: Likewise.
+ 	* config/stormy16/stormy16.c: Likewise.
+ 	* config/stormy16/stormy16.h: Likewise.
+ 	* config/stormy16/stormy-abi: Fix a typo.
+ 
+ 2003-07-03  Kelley Cook  <kelleycook@wideopenwest.org>
+ 
+ 	* Makefile.in (ifcvt.o): Depend on OPTABS_H.
+ 
+ 2003-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* config/mips/mips.h (save_argv): Delete.
+ 
+ 2003-07-03  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	PR target/10700
+ 	* fold-const.c (extract_muldiv_1): There's nothing that can be done
+ 	if the expression is a SAVE_EXPR.
+ 
+ 2003-07-03  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/m32r/m32r.c: Fix comment typos.
+ 	* config/m68hc11/m68hc11.c: Likewise.
+ 	* config/m68hc11/m68hc11.h: Likewise.
+ 	* config/m68k/m68k.c: Likewise.
+ 	* config/mcore/mcore.c: Likewise.
+ 	* config/mcore/mcore.h: Likewise.
+ 	* config/mcore/mcore.md: Likewise.
+ 	* config/mips/mips.c: Likewise.
+ 	* config/mips/mips.h: Likewise.
+ 	* config/mips/mips.md: Likewise.
+ 	* config/mips/netbsd.h: Likewise.
+ 	* config/mn10300/mn10300.c: Likewise.
+ 

+ 2003-07-03  Andreas Schwab  <schwab@suse.de>
+ 
+ 	* dbxout.c (pending_bincls): Move decl down inside
+ 	DBX_DEBUGGING_INFO || XCOFF_DEBUGGING_INFO section.
+ 
+ 2003-07-02  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* rtl.h (NOTE_DATA): Refer to whole union.
+ 	* emit-rtl.c (emit_note): Use memset to clear NOTE_DATA.
+ 
+ 2003-07-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR optimization/11381
+ 	* simplify-rtx.c (simplify_relational_operation): Check that
+ 	two equal operands have no side-effects before simplifying
+ 	the comparison.
+ 
+ 2003-07-02  Jeff Law  <law@redhat.com>
+ 
+ 	* expr.c (do_store_flag): Remove special case folding for
+ 	single bit tests.  Instead call back into the commonized folder
+ 	routine.
+ 	* fold-const.c (fold_single_bit_test): New function, mostly
+ 	extracted from do_store_flag, with an additional case extracted
+ 	from fold.
+ 	(fold): Call fold_single_bit_test appropriately.
+ 	* tree.h (fold_single_bit_test): Prototype.
+ 

+ 2003-06-30  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.c (compute_mov_length): Fix length of
+ 	mov:SF on H8/300.
+ 
+ 2003-06-30  Nick Clifton  <nickc@redhat.com>
+ 
+ 	* config/arm/arm.h (BIGGEST_FIELD_ALIGNMENT): Make defintion
+ 	constant.
+ 
+ Mon Jun 30 15:36:29 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	(fyl2x_sfxf3, fyl2x_dfxf3, fscale_sfxf3, fscale_dfxf3): Fix condition.
+ 
+ 2003-06-30 Hartmut Penner  <hpenner@de.ibm.com>
+ 
+         * config/rs6000/rs6000.c (rs6000_split_altivec_in_gprs): New function.
+         (altivec_in_gprs_p): New function.
+ 
+ 	* config/rs6000/rs6000-protos (rs6000_split_altivec_in_gprs): New 
+ 	prototype.
+ 	(altivec_in_gprs_p): New prototype.
+ 
+ 	* config/rs6000/altivec.md (*movv4si_internal): Change
+ 	multi-assembler alternative to '#'. Add postreload splitter to
+ 	handle this cases.
+ 	(*movv4hi_internal): Likewise.
+ 	(*movv4qi_internal): Likewise.
+ 	(*movv4sf_internal): Likewise.
+ 
+ 2003-06-30  Jason Merrill  <jason@redhat.com>
+ 
+ 	* defaults.h (PUSH_ARGS_REVERSED): Define default here.
+ 	* calls.c: Not here.
+ 
+ 2003-06-30  Ben Elliston  <bje@wasabisystems.com>
+ 
+ 	* config/arm/arm.c (arm_rtx_costs): Remove #if 0 block.
+ 	(bad_signed_byte_operand): Likewise.
+ 	(arm_output_epilogue): Likewise.
+ 	(arm_final_prescan_insn): Likewise.
+ 
+ 2003-06-30  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+ 
+ 	* cfgrtl.c (mark_killed_regs): Cast HARD_REGNO_NREGS to int.
+ 
+ 2003-06-30  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+ 
+ 	* c-pch.c (c_common_write_pch): Flush asm_out_file to allow for
+ 	subsequent writes.
+ 

+ 2003-06-29  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* alloc-pool.c: Fix comment formatting.
+ 	* bitmap.c: Likewise.
+ 	* bitmap.h: Likewise.
+ 	* bt-load.c: Likewise.
+ 	* builtins.c: Likewise.
+ 	* caller-save.c: Likewise.
+ 	* cfganal.c: Likewise.
+ 	* cfgrtl.c: Likewise.
+ 	* collect2.c: Likewise.
+ 	* cse.c: Likewise.
+ 	* df.c: Likewise.
+ 	* diagnostic.c: Likewise.
+ 	* dwarf2out.c: Likewise.
+ 	* dwarfout.c: Likewise.
+ 	* expmed.c: Likewise.
+ 	* final.c: Likewise.
+ 	* flags.h: Likewise.
+ 	* fold-const.c: Likewise.
+ 	* gcc.c: Likewise.
+ 	* gcov-io.h: Likewise.
+ 	* gcov.c: Likewise.
+ 	* genattrtab.c: Likewise.
+ 	* genautomata.c: Likewise.
+ 	* libgcov.c: Likewise.
+ 	* mips-tfile.c: Likewise.
+ 	* optabs.c: Likewise.
+ 	* prefix.c: Likewise.
+ 	* rtlanal.c: Likewise.
+ 	* stmt.c: Likewise.
+ 	* stor-layout.c: Likewise.
+ 	* toplev.c: Likewise.
+ 	* varasm.c: Likewise.
+ 	* vmsdbgout.c: Likewise.
+ 
+ 2003-06-29  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* expr.c (emit_single_push_insn): If padding is needed
+ 	downward, adjust the stack pointer first, and then store the
+ 	data into the stack location using an offset.
+ 
+ 2003-06-29  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* collect2.h: Convert prototypes to ISO C90.
+ 	* collect2.c: Likewise.
+ 	* conflict.c: Likewise.
+ 	* coverage.c: Likewise.
+ 	* convert.h: Likewise.
+ 	* convert.c: Likewise.
+ 
+ 2003-06-29  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* c-decl.c (c_init_decl_processing): Use a location_t. Set input
+ 	filename to <internal>.
+ 	* tree.c (make_node): Just copy the current location.
+ 
+ 2003-06-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR optimization/11210
+ 	* fold-const (decode_field_reference): Revert 2003-06-26 patch.
+ 
+ 2003-06-29  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* toplev.c (flag_dummy): Remove.
+ 	(f_options): Restore flag pointers.
+ 
+ 2003-06-29  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/rs6000.c (processor_target_table): Add 970.
+ 
+ 2003-06-29  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* dwarf2out.c (add_AT_string): Replace ggc_alloc_string (X,
+ 	-1) with ggc_strdup.
+ 	* stmt.c (expand_asm_operands): Likewise.
+ 	* config/rs6000/rs6000.md (builtin_setjmp_receiver): Likewise.
+ 
+ 2003-06-28  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/ip2k/ip2k.c (ip2k_reorg): Use INSN_P instead of its
+ 	definition.
+ 
+ 2003-06-29  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+ 
+ 	* opts.c: Include insn-attr.h.
+ 	* Makefile.in (opts.o): Depend on INSN_ATTR_H.
+ 
+ 2003-06-27  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* flow.c (propagate_one_insn): Use proper test for a register
+ 	being part of the return value.
+ 
+ 2003-06-28  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/avr/avr.c: Fix a comment typo.
+ 
+ 2003-06-28  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/avr/avr-protos.h: Replace avr_simplify_comparision_p
+ 	with avr_simplify_comparison_p.
+ 	* config/avr/avr.c: Likewise.
+ 
+ 2003-06-28  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* builtins.c: Follow spelling conventions.
+ 	* cgraph.c: Likewise.
+ 	* cpplex.c: Likewise.
+ 	* config/arm/arm.c: Likewise.
+ 	* config/arm/iwmmxt.md: Likewise.
+ 	* config/c4x/c4x-modes.def: Likewise.
+ 	* config/c4x/c4x.c: Likewise.
+ 	* config/c4x/c4x.h: Likewise.
+ 	* config/c4x/c4x.md: Likewise.
+ 	* config/i386/i386-interix.h: Likewise.
+ 	* config/mips/mips.h: Likewise.
+ 
+ 2003-06-28  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Predicate
+ 	__mc68020__ on TARGET_68020.
+ 
+ 2003-06-28  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.c: Fix a comment typo.
+ 
+ 2003-06-28  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* c-parse.in (yylexstring): Use a location_t.
+ 
+ 	* diagnostic.h (diagnostic_set_info): Replace file and lineno
+ 	parameters with a location_t.
+ 	* diagnostic.c (diagnostic_set_info): Replace file and lineno
+ 	parameters with a location_t.
+ 	(inform, warning, pedwarn, error, sorry, fatal_error,
+ 	internal_error, warning_with_decl, pedwarn_with_decl,
+ 	error_with_decl): Adjust.
+ 	* c-error.c (pedwarn_c99): Adjust.
+ 	* c-format.c (status_warning): Adjust.
+ 	* rtl-error.c (file_and_line_for_asm): Rename to ...
+ 	(location_for_asm): Return a location_t.
+ 	(diagnostic_for_asm): Adjust.
+ 
+ 2003-06-28  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cpptrad.c (skip_macro_block_comment): New.
+ 	(copy_comment): Use it if appropriate.
+ 
+ 2003-06-28  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* gcse.c (compute_ld_motion_mems): Use INSN_P instead of its
+ 	definition.
+ 	(store_killed_in_insn): Likewise.
+ 	* print-rtl.c (print_rtx): Likewise.
+ 	* config/frv/frv.c (frv_final_prescan_insn): Likewise.
+ 	* config/m68hc11/m68hc11.c (dead_register_here): Likewise.
+ 	(m68hc11_reassign_regs): Likewise.
+ 	(m68hc11_reorg): Likewise.
+ 
+ 2003-06-28  Gabriel Dos Reis <gdr@integrable-solutions.net>
+ 
+ 	* diagnostic.c (output_integer_with_precision): New macro.
+ 	(output_format): Use it.  Handle more format specifiers.
+ 	(output_long_decimal): Remove.
+ 	(output_unsigned_decimal): Likewise.
+ 	(output_long_unsigned_decimal): Likewise.
+ 	(output_octal): Likewise.
+ 	(output_long_octal): Likewise.
+ 	(output_hexadecimal): Likewise.
+ 	(output_long_hexadecimal): Likewise.
+ 	(output_long_long_decimal): Likewise.
+ 

+ 2003-06-28  Andreas Schwab  <schwab@suse.de>
+ 
+ 	* config/ia64/ia64.md: Follow recent emit_note API change.
+ 
+ 2003-06-28  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* c-parse.in (%union): Replace filename & lineno with location.
+ 	(save_filename, save_lineno): Remove.
+ 	(save_location): New.
+ 	(fndef, old_style_parm_decls_1, lineno_datadecl, lineno_decl,
+ 	nested_function, notype_nested_function, if_prefix, lineno_stmt,
+ 	lineno_label, label): Adjust.
+ 
+ 2003-06-28  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* builtins.c (c_strlen): Add only_value argument.
+ 	Handle COND_EXPR and COMPOUND_EXPR.
+ 	(expand_builtin_strlen): Optimize also strlen (i++ ? "foo" : "bar").
+ 	Adjust c_strlen callers.
+ 	(expand_builtin_strcpy, expand_builtin_strncpy,
+ 	expand_builtin_strcmp, expand_builtin_strncmp,
+ 	expand_builtin_fputs, expand_builtin_sprintf,
+ 	fold_builtin): Adjust c_strlen callers.
+ 
+ 2003-06-28  Josef Zlomek  <zlomekj@suse.cz>
+ 
+ 	* bb-reorder.c (find_traces_1_round): Do not send basic block
+ 	to next round when we are in the last round.
+ 
+ 2003-06-28  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* Makefile.in: Update.
+ 	* opts.c: Include tm_p.h.
+ 	(handle_options): Make static.
+ 	(decode_options): Copied from toplev.c.
+ 	* opts.h (decode_options): New.
+ 	* toplev.c (parse_options_and_default_flags): Move most to opts.c,
+ 	some to...
+ 	(general_init): ...here.
+ 	(toplev_main): Use decode_options instead.
+ 	* toplev.h (save_argc, save_argv): New.
+ 
+ 2003-06-28  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* explow.c (find_next_ref): Remove.
+ 	* rtl.h: Remove the prototype for find_next_ref.
+ 
+ 2003-06-27  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* config/alpha/alpha.md (anonymous define_split): Adjust emit_note
+ 	call to match recent API change.
+ 
+ 2003-06-27  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* dbxout.c (flag_debug_only_used_symbols): Delete redundant
+ 	declaration.
+ 
+ 	* c-format.c (check_format_string, get_constant)
+ 	* cfgrtl.c (rtl_split_edge):
+ 	Mark the definition static, matching the forward declaration.
+ 
+ 2003-06-27  Gunther Nikl <gni@gecko.de>
+ 
+ 	* unwind-c.c (PERSONALITY_FUNCTION): Delete duplicate define.
+ 
+ 	PR target/11014
+ 	* config/m68k/m68k.c (m68k_output_mi_thunk): Use correct assembly
+ 	syntax for MIT / MOTOROLA.
+ 
+ 	PR other/10240
+ 	* configure.in: Removed $(XCFLAGS) from BUILD_CFLAGS for build != host.
+ 	* configure: Rebuilt.
+ 
+ 2003-06-27  Chris Demetriou  <cgd@broadcom.com>
+ 
+ 	* config/mips/mips.c (mips_build_va_list): Make padding in
+ 	va_list structure explicit to avoid -Wpadded warnings.
+ 
+ 2003-06-27  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.h (SECONDARY_OUTPUT_RELOAD_CLASS): Define.
+ 	* config/s390/s390.c (s390_secondary_output_reload_class): New function.
+ 	* config/s390/s390-protos.h (s390_secondary_output_reload_class):
+ 	Declare it.
+ 	* config/s390/s390.md ("reload_outti", "reload_outdi",
+ 	"reload_outdf"): New expanders.
+ 
+ 	* config/s390/s390.md ("movti" + splitters): Handle non-offsettable
+ 	memory operands as source.
+ 	("movdi" + splitters): Likewise.
+ 	("movdf" + splitters): Likewise.
+ 	* config/s390/s390.c (s390_split_ok_p): New function.
+ 	* config/s390/s390-protos.h (s390_split_ok_p): Declare it.
+ 
+ 2003-06-27  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* combine.c (force_to_mode): Replace the equality comparison
+ 	of INTVALs with a pointer equality comparison.
+ 	(simplify_comparison): Likewise.
+ 
+ 2003-06-27  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* jump.c (rtx_renumbered_equal_p): Replace an expression that
+ 	is known to be 0 with 0.
+ 
+ 2003-06-27  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* gcse.c (expr_equiv_p): Replace expressions that are known to
+ 	be 0 with 0.
+ 
+ 2003-06-27  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* cse.c (fold_rtx): Replace the equality comparison of INTVALs
+ 	with a pointer equality comparison.
+ 
+ 2003-06-27  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* rtlanal.c (reg_mentioned_p): Return 0 earlier if REG and IN
+ 	are known to be not equivalent.
+ 
+ 2003-06-27  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/alpha/alpha.c (function_arg): Don't pass small aggregates
+ 	in floating point registers.  Validate that we don't receive complex
+ 	values here.  Use #elif.
+ 	(return_in_memory, function_value): New.
+ 	(alpha_va_arg): Handle complex values as two arguments.
+ 	* config/alpha/alpha.h (RETURN_IN_MEMORY): Use return_in_memory.
+ 	(FUNCTION_VALUE, LIBCALL_VALUE): Use function_value.
+ 	(SPLIT_COMPLEX_ARGS): New.
+ 	* config/alpha/alpha-protos.h: Update.
+ 
+ 2003-06-27  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* ggc-page.c (inverse_table): Change type of mult to size_t.
+ 	(compute_inverse): Compute inverse using size_t, not unsigned int.
+ 	Compute inverse also for sizes larger than half a machine page.
+ 
+ Fri Jun 27 18:36:12 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* toplev.c (rest_of_decl_compilation):  Only varpoolize argument
+ 	when called before cgraph_optimize.
+ 
+ 2003-06-27  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* config/darwin.h, config/elfos.h, config/i960/i960-coff.h
+ 	* config/m68k/coff.h: ASM_FILE_START_FILE_DIRECTIVE should
+ 	be TARGET_ASM_FILE_START_FILE_DIRECTIVE.
+ 
+ Fri Jun 27 17:41:16 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cgraph.c (cgraph_node, cgraph_varpool_node): Avoid re-initializing
+ 	of known_decls.
+ 
+ 2003-06-27  Hans-Peter Nilsson  <hp@axis.com>
+ 
+ 	* defaults.h (REGISTER_MOVE_COST): Define default here.
+ 	* regclass.c: Don't define default REGISTER_MOVE_COST here.
+ 	* reload.c, reload1.c: Ditto.
+ 

+ 2003-06-24  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (4 anonymous patterns): Give internal
+ 	names.
+ 	(movsi_h8300): Change the name to *movsi_h8300.
+ 	(movsi_h8300hs): Change the name to *movsi_h8300hs.
+ 	(movsf_h8300): Change the name to *movsf_h8300.
+ 	(movsf_h8300hs): Change the name to *movsf_h8300hs.
+ 
+ 2003-06-24  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* builtins.c (expand_builtin_strcpy): Don't evaluate side-effects in
+ 	src twice.
+ 
+ 2003-06-24  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	Back out these patches:
+ 	 2003-06-02  J"orn Rennecke <joern.rennecke@superh.com>
+           * sh.h (OLD_ARG_MODE): New macro.
+           (FUNCTION_ARG_ADVANCE, FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
+           (FUNCTION_ARG_1): Break out of:
+           (FUNCTION_ARG).  Use OLD_ARG_MODE.
+ 	 2003-06-06  J"orn Rennecke <joern.rennecke@superh.com>
+           * sh.h (FUNCTION_ARG_1): Consistently use NEW_MODE for the mode
+           of the generated register.
+ 
+ 	* sh.h (FUNCTION_ARG_SCmode_WART): Define.
+ 	(FUNCTION_ARG): Unless FUNCTION_ARG_SCmode_WART is defined and
+ 	an even number of floating point regs are in use, use the same
+ 	sequence of argument passing registers for SCmode as would be 
+ 	used for two SFmode values.
+ 	* sh.c (sh_va_arg): If FUNCTION_ARG_SCmode_WART is defined,
+ 	swap real / imaginary parts in incoming SCmode values passed
+ 	in registers.
+ 
+ 2003-06-24  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
+ 
+         PR target/11260
+         * config/alpha/alpha.md (sqrtdf2): Fix operand substitution.
+ 
+ Tue Jun 24 18:49:33 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* Makefile.in (cgraph.o): Depend on output.h, not depend on
+ 	tree-inline.h
+ 	* cgraph.c: Do not include tree-inline.h; include output.h
+ 	(known_fns): Rename to ...
+ 	(known_decls): ... this one; update all uses.
+ 	(cgraph_varpool_hash): New static variable.
+ 	(cgraph_varpool_n_nodes, cgraph_varpool_nodes_queue): New global
+ 	variables.
+ 	(cgraph_varpool_hash_node, eq_cgraph_varpool_node, cgraph_varpool_node,
+ 	cgraph_varpool_node_for_identifier, cgraph_varpool_mark_needed_node,
+ 	cgraph_varpool_finalize_decl, cgraph_varpool_assemble_pending_decls):
+ 	New functions.
+ 	* cgraph.h (cgraph_varpool_node): New structure.
+ 	(cgraph_varpool_n_nodes, cgraph_varpool_nodes_queue): Declare.
+ 	(cgraph_varpool_node, cgraph_varpool_node_for_identifier,
+ 	cgraph_varpool_finalize_decl, cgraph_varpool_mark_needed_node,
+ 	cgraph_varpool_asemble_pending_decls): Declare.
+ 	* cgraphunit.c (record_call_1): Notice variable references.
+ 	(cgraph_finalize_compilation_unit): Assemble pending variables.
+ 	* toplev.c (wrapup_global_declarations): Use varpool.
+ 	(compile_file): Assemble pending declarations.
+ 	(rest_of_decl_compilation): Use varpool in unit-at-a-time mode.
+ 	* varasm.c (assemble_name): Notice varpool references.
+ 
+ Tue Jun 24 13:52:11 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): New macro.
+ 	* langhooks.h (lang_hooks_for_decls): Add prepare_assemble_variable.
+ 	* varasm.c (assemble_variable): Call prepare_assemble_variable.
+ 
+ 2003-06-23  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* builtins.c (expand_builtin): Use expand_builtin_pow to expand
+ 	calls for pow, powf, powl and their __builtin_ variants.
+ 	(expand_builtin_pow): If the second argument is a constant
+ 	integer and compiling with -ffast-math, use expand_powi to
+ 	generate RTL if powi_cost is less than POWI_MAX_MULTS.
+ 	(powi_cost): New function to return the number of multiplications
+ 	necessary to evaluate an Nth power, for integer constant N.
+ 	(expand_powi): New function to expand the RTL for evaluating
+ 	the Nth power of a floating point value, for integer constant N.
+ 
+ 	* doc/tm.texi (POWI_MAX_MULTS): Document new target macro.
+ 

+ Mon Jun 23 23:07:35 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cgraph.c (cgraph_nodes_queue): Declare.
+ 	(eq_node): Take identifier as p2.
+ 	(cgraph_node): Update htab_find_slot_with_hash call.
+ 	(cgraph_node_for_identifier): New.
+ 	(cgraph_mark_needed_node): Move here from cgraphunit.c.
+ 	* cgraph.h (cgraph_nodes_queue): Declare.
+ 	(cgraph_node_for_identifier): Declare.
+ 	* cgraphunit.c (cgraph_finalize_function): Collect entry points here
+ 	instead of in cgraph_finalize_compilation_unit; constructors and
+ 	destructors are entry points.
+ 	(cgraph_finalize_compilation_unit): Reorganize debug outout; 
+ 	examine nested functions after lowerng; call collect_functions hook.
+ 	(cgraph_mark_local_functions): DECL_COMDAT functions are not local.
+ 	(cgraph_finalize_compilation_unit): Do not collect entry points.
+ 	* varasm.c: Include cgraph.h
+ 	(assemble_name): Mark referenced identifier as needed.
+ 
+ 	* cgraphunit.c (record_call_1): Use get_callee_fndecl.
+ 
+ 2003-06-23  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* config/i386/i386.c (x86_output_mi_thunk): Don't pass MEM to %P0,
+ 	just SYMBOL_REF.
+ 	* config/s390/s390.c (s390_output_mi_thunk): Avoid .plt in -m31
+ 	mode, as it requires pic register loaded.
+ 
+ 	* varasm.c (resolve_unique_section): Remove prototype.  No longer
+ 	static.
+ 	* tree.h (resolve_unique_section): New prototype.
+ 
+ 2003-06-23  Andreas Schwab  <schwab@suse.de>
+ 
+ 	PR debug/9905
+ 	* dwarf2out.c (loc_descriptor_from_tree): Handle MODIFY_EXPR by
+ 	recursing through first argument.
+ 
+ 2003-06-23  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* ChangeLog.1: Fix a typo.
+ 	* cfgrtl.c: Fix comment typos.
+ 	* dwarf2out.c: Likewise.
+ 	* expmed.c: Likewise.
+ 	* genrecog.c: Likewise.
+ 	* jump.c: Likewise.
+ 	* rtlanal.c: Likewise.
+ 	* ssa-dce.c: Likewise.
+ 	* toplev.c: Likewise.
+ 
+ 2003-06-23  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* doc/extend.texi: Fix typos.
+ 	* doc/md.texi: Likewise.
+ 	* doc/tm.texi: Likewise.
+ 
+ 2003-06-23  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* basic-block.h: Fix comment formatting.
+ 	* bt-load.c: Likewise.
+ 	* builtins.c: Likewise.
+ 	* c-common.c: Likewise.
+ 	* c-common.h: Likewise.
+ 	* c-format.c: Likewise.
+ 	* coverage.c: Likewise.
+ 	* cpplib.h: Likewise.
+ 	* cpppch.c: Likewise.
+ 	* dbxout.c: Likewise.
+ 	* diagnostic.c: Likewise.
+ 	* dwarf2out.c: Likewise.
+ 	* expr.c: Likewise.
+ 	* fold-const.c: Likewise.
+ 	* function.c: Likewise.
+ 	* gcc.c: Likewise.
+ 	* gcov-io.c: Likewise.
+ 	* gcov-io.h: Likewise.
+ 	* gcov.c: Likewise.
+ 	* profile.c: Likewise.
+ 	* real.h: Likewise.
+ 	* sched-deps.c: Likewise.
+ 
+ 2003-06-23  Roger Sayle  <roger@eyesopen.com>
+             Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+ 
+ 	* doc/contrib.texi (Contributors): Add a note on testing and
+ 	remove duplicates from testers list.
+ 
+ 2003-06-23  Nick Clifton  <nickc@redhat.com>
+ 
+ 	* read-rtl.c (read_braced_string): Check for EOF.  If
+ 	encountered issue an error message.
+ 
+ 2003-06-23  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* doc/invoke.texi: Document dump options, dT and dW.
+ 
+ 2003-06-23  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* genrecog.c (pred_table): Remove the entry for
+ 	mode_independent_operand.
+ 	* recog.c (next_insns_test_no_inequality): Remove.
+ 	(mode_independent_operand): Likewise.
+ 	* recog.h: Remove the prototype for mode_independent_operand.
+ 
+ 2003-06-22  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.c (output_simode_bld): Use rotxl.l to
+ 	store into bit 0.
+ 	* config/h8300/h8300.md (*extzv_1_r_h8300hs): Change cc of the
+ 	second alternative to set_znv.
+ 	(*extzv_1_r_inv_h8300hs): Likewise.
+ 
+ 2003-06-23  Hans-Peter Nilsson  <hp@bitrange.com>
+ 
+ 	* configure.in (in_tree_gas): Find out here whether GAS is ELF,
+ 	set in_tree_gas_is_elf accordingly.
+ 	(in_tree_ld): Find out whether LD emulation is ELF, set
+ 	in_tree_ld_is_elf accordingly.
+ 	(gcc_cv_as_subsections, gcc_cv_as_hidden, gcc_cv_as_leb128)
+ 	(gcc_cv_as_eh_frame, gcc_cv_as_shf_merge)
+ 	(gcc_cv_as_dwarf2_debug_line, gcc_cv_as_gdwarf2_flag)
+ 	(gcc_cv_as_gstabs_flag): Use $in_tree_gas_is_elf instead of
+ 	grepping gas/Makefile.
+ 	(gcc_cv_ld_ro_rw_mix, gcc_cv_ld_eh_frame_hdr, gcc_cv_ld_pie): Use
+ 	$in_tree_ld_is_elf instead of grepping ld/Makefile.
+ 	* configure: Regenerate.
+ 
+ 2003-06-22  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* builtins.c (expand_builtin_mathfn_2): Use tree_cons to build
+ 	up the stabilized argument list, not build_tree_list.
+ 	(expand_builtin_strcpy): Construct new argument list manually
+ 	instead of using chainon to modify the original argument list.
+ 	(expand_builtin_stpcpy): Construct new argument list manually
+ 	instead of using copy_list and chainon.
+ 	(expand_builtin_sprintf): New function.  Optimize calls to
+ 	sprintf when the format is "%s" or doesn't contain a '%'.
+ 	(expand_builtin): Expand BUILT_IN_SPRINTF using the new function
+ 	expand_builtin_sprintf.
+ 

+ 2003-06-16  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* config.gcc: Explicitly mention elfos.h in ip2k entry.
+ 	* config/ip2k/ip2k.h: Don't #include it here.
+ 
+ 2003-06-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* bitmap.c, builtins.c, c-incpath.c, cgraph.c, config/frv/frv.c,
+ 	config/mips/mips.c, cppfiles.c, cpphash.c, cppinit.c, cpplib.c,
+ 	dwarf2out.c, dwarfout.c, except.c, expr.c, expr.h, fold-const.c,
+ 	function.c, gcc.c, genoutput.c, gensupport.c, global.c,
+ 	haifa-sched.c, hashtable.c, ifcvt.c, integrate.c, local-alloc.c,
+ 	loop.c, mips-tdump.c, mips-tfile.c, mkdeps.c, protoize.c,
+ 	read-rtl.c, recog.h, reload1.c, sbitmap.c, ssa-dce.c,
+ 	stringpool.c, tlink.c, tree.c, varasm.c, varray.c: Don't use
+ 	the PTR macro.
+ 
+ 	* gengtype.c: Don't use UNION_INIT_ZERO.
+ 	* system.h (UNION_INIT_ZERO): Delete.
+ 
+ 2003-06-16  Richard Henderson  <rth@redhat.com>
+ 
+ 	* simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE instead of
+ 	GET_MODE_UNIT_SIZE when simplifying constant vectors.
+ 
+ 2003-06-16  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* timevar.c (get_run_time): Remove function provided also by
+ 	libiberty.
+ 	* timevar.h: Remove get_run_time declaration.
+ 
+ 2003-06-16  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/m68hc11/m68hc11.c (m68hc11_rtx_costs): Remove
+ 	unreachable code.
+ 
+ 2003-06-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* builtin-attrs.def, builtin-attrs.def, builtins.c, cpplex.c,
+ 	cpplib.c, gencheck.c, gengenrtl.c, machmode.def, protoize.c: Don't
+ 	use macros from "symcat.h", instead rely on ISO C.
+ 	
+ 	* system.h: Don't include "symcat.h".
+ 	* configure.in (AC_C_STRINGIZE): Delete.
+ 	* config.in, configure: Regenerate.
+ 
+ 2003-06-16  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+ 
+ 	* Makefile.in (install-mkheaders): Use INSTALL_SCRIPT for scripts.
+ 
+ 	* tree.h (STMT_CHECK): New macro.
+ 	Also upper-case argument names on all checking macros and
+ 	fix some whitespace problems; assume CODE argument does not
+ 	have side-effects.
+ 
+ 2003-06-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* scan.h: Convert to ISO C.
+ 	* system.h: Likewise.
+ 
+ 	* c-format.c (dynamic_format_types): New pointer for dynamic data.
+ 	(find_length_info_modifier_index, init_dynamic_asm_fprintf_info):
+ 	New functions split out of...
+ 	(handle_format_attribute): ...here.
+ 
+ 2003-06-16  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* sh.h (REG_CLASS_FROM_LETTER): Change to:
+ 	(REG_CLASS_FROM_CONSTRAINT).
+ 	(CONST_OK_FOR_I): Rename to:
+ 	(CONST_OK_FOR_I08).  Changed all users.
+ 	(CONST_OK_FOR_J): Rename to:
+ 	(CONST_OK_FOR_I16).  Changed all users.
+ 	(CONST_OK_FOR_K): Rename to:
+ 	(CONST_OK_FOR_P27).  Changed all users.
+ 	(CONST_OK_FOR_L): Rename to:
+ 	(CONST_OK_FOR_K08).  Changed all users.
+ 	(CONST_OK_FOR_O): Rename to:
+ 	(CONST_OK_FOR_I06).  Changed all users.
+ 	(CONST_OK_FOR_P): Rename to:
+ 	(CONST_OK_FOR_I10).  Changed all users.
+ 	(CONSTRAINT_LEN, CONST_OK_FOR_I, CONST_OK_FOR_J16): Define.
+ 	(CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_P): Likewise.
+ 	(EXTRA_CONSTRAINT_A, EXTRA_CONSTRAINT_Bsc): Likewise.
+ 	(EXTRA_CONSTRAINT_B, PIC_OFFSET_P, PIC_DIRECT_ADDR_P): Likewise.
+ 	(EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C): Likewise.
+ 	(EXTRA_MEMORY_CONSTRAINT,(EXTRA_CONSTRAINT_Sr0): Likewise.
+ 	(CONST_OK_FOR_LETTER_P): Replace with
+ 	(CONST_OK_FOR_CONSTRAINT_P).
+ 	(EXTRA_CONSTRAINT_S): Rename to:
+ 	(EXTRA_CONSTRAINT_C16).  Changed all users.
+ 	(MOVI_SHORI_BASE_OPERAND_P): Don't allow direct addresses.
+ 	(EXTRA_CONSTRAINT_T): Rename to:
+ 	(EXTRA_CONSTRAINT_Csy).  Changed all users.
+ 	(EXTRA_CONSTRAINT_Z): Remove.
+ 	(EXTRA_CONSTRAINT): Replace with:
+ 	(EXTRA_CONSTRAINT_STR).
+ 	(EXTRA_CONSTRAINT_U): Rename to:
+ 	 (EXTRA_CONSTRAINT_Z).  Changed all users.
+ 	* sh.c (and_operand): Use CONST_OK_FOR_J16.
+ 	* sh.md (cmpeqsi_t-1, cmpeqsi_t, adddi3_media): Use new constraints.
+ 	(addsi3_media, addsi3_compact, andsi3_compact, anddi3): Likewise.
+ 	(iorsi3, iordi3, xorsi3, xordi3, ashlsi3_std, ashlhi3_k): Likewise.
+ 	(lshrsi3_k, movsi_i, movsi_ie, movsi_i_lowpart, movsi_media): Likewise.
+ 	(movsi_media_nofpu, movqi_media, movhi_i, movhi_media): Likewise.
+ 	(*movdi_i, movdi_media, movdi_media_nofpu, shori_media): Likewise.
+ 	(movdf_media, movdf_media_nofpu, movv2sf_i, movv4sf_i): Likewise.
+ 	(movsf_media, movsf_media_nofpu, movsi_y, beq_media): Likewise.
+ 	(beq_media_i, bne_media, pt, ptb, movv8qi_i, movv2hi_i): Likewise.
+ 	(movv4hi_i, movv2si_i, negcmpeqv8qi, negcmpeqv2si): Likewise.
+ 	(negcmpeqv4hi, negcmpgtuv8qi, negcmpgtv2si, negcmpgtv4hi): Likewise.
+ 	(mcmv, mcnvs_lw, mcnvs_wb, mcnvs_wub, mextr_rl, mextr_lr): Likewise.
+ 	(mextr1, mextr2, mextr3, mextr4, mextr5, mextr6, mextr7): Likewise.
+ 	(mperm_w, mperm_w_little, mperm_w_big, msad_ubq_i): Likewise.
+ 	(mshards_q, mshfhi_b, mshflo_b, mshf4_b, mshf0_b, mshfhi_l): Likewise.
+ 	(mshflo_l, mshf4_l, mshf0_l, mshfhi_w, mshflo_w, mshf4_w): Likewise.
+ 	(mshf0_w, mshflo_w_x, mshfhi_l_di, mshfhi_l_di_rev): Likewise.
+ 	(mshflo_l_di_rev, mshflo_l_di_x, concat_v2sf): Likewise.
+ 	(mshflo_l_di_x_rev, subv2si3, subv4hi3, sssubv2si3): Likewise.
+ 	(sssubv4hi3): Likewise.
+ 	(movsf_i): Change I[08]/r to G/r.
+ 	(movsf_ie): Change f/{G,H}/c/X to f/{G,H}/c/Bsc.
+ 
+ 	* sh.c (sh_output_mi_thunk): Use CONST_OK_FOR_ADD.
+ 
+ 2003-06-16  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/i386/i386.c (ix86_memory_move_cost): Fix typo.
+ 
+ 2003-06-16  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* basic-block.h: Remove duplicate prototype of
+ 	note_prediction_to_br_prob.
+ 
+ 	* tree.h: Remove duplicate prototype of strip_float_extensions.
+ 
+ 2003-06-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* config/c4x/c4x.c: Don't include "c-tree.h".
+ 	* config/pa/pa.c: Likewise.
+ 	* langhooks.c: Likewise.
+ 	* tree.h (poplevel): Declare.
+ 
+ 2003-06-16  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.c (const_costs): Move this to ...
+ 	(h8300_rtx_costs): ... here.
+ 
+ 2003-06-16  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* optabs.h (enum optab_index): Add new OTI_tan and OTI_atan.
+ 	(tan_optab, atan_optab): Define corresponding macros.
+ 	* optabs.c (init_optabs): Initialize tan_optab and atan_optab.
+ 	* genopinit.c (optabs): Implement tan_optab and atan_optab
+ 	using tan?f2 and atan?f2 patterns.
+ 	* builtins.c (expand_builtin_mathfn): Handle BUILT_IN_TAN{,F,L}
+ 	using tan_optab, and BUILT_IN_ATAN{,F,L} using atan_optab.
+ 	Change the default value of errno_set to false.
+ 	(expand_builtin): Expand BUILT_IN_TAN{,F,L} and BUILT_IN_ATAN{,F,L}
+ 	using expand_builtin_mathfn.
+ 
+ 	* config/i386/i386.md (atansf2, atandf2, atanxf2, atantf2): New
+ 	expander patterns implemented using existing atan2?f3 patterns.
+ 
+ 2003-06-16  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* expr.c (expand_expr <PLUS_EXPR>): If operand_equal_p considers
+ 	both operands of the addition equal, reuse the expanded RTL.
+ 	(expand_expr <MULT_EXPR>): Likewise for multiplication.
+ 
+ 2003-06-16  Roger Sayle  <roger@eyesopen.com>
+ 	    Jeff Law  <law@redhat.com>
+ 
+ 	* fold-const.c (operand_equal_p): Consider two calls to "const"
+ 	functions with identical non-volatile arguments to be equal.
+ 	Consider the FUNCTION_DECL for the "__builtin_foo" form of a
+ 	built-in function to be equal to the "foo" form.
+ 
+ 2003-06-16  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* config/rs6000/sysv4le.h: Remove target-independent comment.
+ 	Replace "GNU compiler" with "GCC" in comment.
+ 
+ 2003-06-16  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* tracer.c: Remove duplicate declaration.
+ 
+ 	* toplev.c: Remove extra declaration of decode_d_option.
+ 
+ 	* ssa.c: Remove duplicate declaration.
+ 
+ 	* sreal.c: Remove extra declaration of dump_sreal.
+ 
+ 	* reload1.c: Remove duplicate declarations.
+ 
+ 	* integrate.c: Remove extra declaration of
+ 	set_decl_abstract_flags.
+ 
+ 	* flow.c: Remove extra declaration of dump_flow_info.
+ 
+ 	* alias.c: Remove extra declaration of get_addr.
+ 
+ 2003-06-16  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* config/rtems.h, config/sol2.h, config/svr4.h, config/usegas.h,
+ 	config/vxworks.h: GNU CC -> GCC.
+ 
+ 	* convert.c, dwarf2out.c, dwarfout.c, emit-rtl.c, function.c,
+ 	lists.c, print-rtl.c, print-tree.c, read-rtl.c, rtl-error.c,
+ 	stmt.c, toplev.c, integrate.h, loop.h, machmode.h, rtl.h,
+ 	ssa.h, tree.def: Replace overly specific references to "GNU C"
+ 	and "GNU C Compiler" with references to "GCC".
+ 

+ Sun Jun  8 15:52:17 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (subsi_3_zext, sse2_nandv2di3): Fix predicates.
+ 	* i386.c (k8_avoid_jump_misspredicts): Fix debug output.
+ 
+ 	* cfg.c (verify_flow_info): Move IL independent checks from cfgrtl here.
+ 	(dump_bb): New based on old dump_bb in cfgrtl.c
+ 	(debug_bb, debug_bb_n): Move the functions from cfgrtl.c here.
+ 	* cfghooks.h (cfgh_verify_flow_info): Return status.
+ 	* cfglayout.c (cfg_layout_finalize): Verify CFG correctness.
+ 	* cfgrtl.c (debug_bb, debug_bb_n): Move to cfg.c
+ 	(dump_bb): Remove generic parts.
+ 	(rtl_verify_flow_info_1): Break out from rtl_verify_flow_info.
+ 	(rtl_verify_flow_info): Only check things dependeing on linearized RTL.
+ 
+ 2003-06-08  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* Makefile.in: Rename options.c and options.h to c-options.c and
+ 	c-options.h.
+ 	(OBJS): Remove options.o.
+ 	* c-opts.c: Don'tInclude c-options.h instead of options.h.
+ 	* opts.c: Don't include options.h.
+ 	(find_opt): Can't use enum opt_code or N_OPTS.
+ 	* opts.h (struct cl_option, cl_options, cl_options_count): Move from...
+ 	* opts.sh: ... here.
+ 
+ 2003-06-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
+             Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+ 
+ 	PR pch/9830
+ 	* ggc-common.c (HAVE_MMAP_FILE): Include sys/types.h
+ 	if HAVE_MINCORE is defined.
+ 	(MAP_FAILED): Define if not defined.
+ 	(gt_pch_save): Test against MAP_FAILED.
+ 	(gt_pch_restore): If HAVE_MINCORE, use MAP_FIXED to force
+ 	the mapping address to the preferred base after checking it
+ 	is possible to do so. Test against MAP_FAILED.
+ 	* configure.in: Test for the presence of mincore in libc.
+ 	* config.in: Regenerate.
+ 	* configure: Regenerate.
+ 
+ 2003-06-07  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/alpha/alpha.c (alpha_setup_incoming_varargs): Fix
+ 	conditional compilation guard.
+ 

200306080143 - Fix of wrong setting of -mcpu

200306051320 - Wrong setting of -mcpu, fixed

+ 2003-06-04  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* doc/install.texi (*-ibm-aix*): Native as and ld required
+ 	to bootstrap on AIX 5L.
+ 
+ 2003-06-04  Richard Henderson  <rth@redhat.com>
+ 
+         * c-common.c (handle_cleanup_attribute): New.
+         (c_common_attributes): Add it.
+         * c-decl.c (finish_decl): Honor the cleanup attribute.
+         * doc/extend.texi (Variable Attributes): Document it.
+ 
+         * unwind-c.c: New file.
+         * Makefile.in (LIB2ADDEH): Add it.
+         * config/t-darwin, config/t-linux, config/t-linux-gnulibc1,
+         config/ia64/t-ia64: Likewise.
+ 
+ 2003-06-04  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* function.c (trampolines_created): New variable.
+ 	(expand_function_end): Set it when doing INITIALIZE_TRAMPOLINE.
+ 	* function.h (trampolines_created): Add.
+ 	* config/s390/linux.h (ASM_FILE_END): Define.
+ 	* config/alpha/linux-elf.h (ASM_FILE_END): Define.
+ 	* config/m68k/linux.h (ASM_FILE_END): Define.
+ 	* config/rs6000/linux.h (ASM_FILE_END): Define.
+ 	* config/rs6000/linux64.h (ASM_FILE_END): Define.
+ 	* config/rs6000/ppc-asm.h: Add .note.GNU-stack on powerpc-linux.
+ 	* config/sparc/linux.h (ASM_FILE_END): Define.
+ 	* config/sparc/linux64.h (ASM_FILE_END): Define.
+ 	* config/i386/i386.c (ix86_asm_file_end): Use SUBTARGET_FILE_END.
+ 	* config/i386/linux.h (SUBTARGET_FILE_END): Define.
+ 	* config/i386/linux64.h (SUBTARGET_FILE_END): Define.
+ 
+ Wed Jun  4 18:39:33 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (min_insn_size, k8_avoid_jump_misspredicts): New functions
+ 	(ix86_reorg): Use it.
+ 	* i386.md (align): New insn pattern.
+ 
+ 2003-06-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* toplev.c (rest_of_type_compilation): Fix typo.
+ 
+ 2003-06-04  Jakub Jelinek  <jakub@redhat.com>
+ 	    Alan Modra  <amodra@bigpond.net.au>
+ 
+ 	* config/i386/linux.h (NO_PROFILE_COUNTERS): Define to 1.
+ 	* config/i386/freebsd.h (NO_PROFILE_COUNTERS): Likewise.
+ 	* config/i386/netbsd-elf.h (NO_PROFILE_COUNTERS): Likewise.
+ 	* config/xtensa/xtensa.h (NO_PROFILE_COUTNERS): Likewise.
+ 	* config/darwin.h (NO_PROFILE_COUNTERS): Likewise.
+ 	* final.c (NO_PROFILE_COUNTERS): Define to 0 if not defined.
+ 	(profile_function): Allow NO_PROFILE_COUNTERS to be non-constant.
+ 	* config/rs6000/rs6000.c (output_profile_hook): Likewise.
+ 
+ 	* configure.in (powerpc*-*, s390*-*): Set tls_as_opt.
+ 	Pass it to $gcc_cv_as.
+ 	* configure: Rebuilt.
+ 
+ 	* config/rs6000/rs6000.c (rs6000_abi_name): Remove initializer.
+ 	(print_operand): Allow TARGET_AIX to be non-constant.
+ 	(rs6000_aix_emit_builtin_unwind_init, rs6000_emit_eh_toc_restore):
+ 	Define unconditionally.
+ 	(rs6000_elf_declare_function_name): New function.
+ 	* config/rs6000/rs6000.md (eh_return): Allow TARGET_AIX to be
+ 	non-constant.
+ 	* config/rs6000/linux64.h [!RS6000_BI_ARCH] (TARGET_64BIT): Define
+ 	to 1.
+ 	(DEFAULT_ARCH64_P, RS6000_BI_ARCH_P): Define.
+ 	[IN_LIBGCC2] (TARGET_64BIT): Define based on whether __powerpc64__
+ 	is defined.
+ 	(TARGET_AIX): Define to 1 if TARGET_64BIT.
+ 	(PROCESSOR_DEFAULT): Remove.
+ 	(TARGET_RELOCATABLE, RS6000_ABI_NAME, INVALID_64BIT,
+ 	INVALID_32BIT, SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
+ 	[RS6000_BI_ARCH] (OVERRIDE_OPTIONS, ASM_FILE_START): Define.
+ 	(ASM_DEFAULT_SPEC, ASM_SPEC, LINK_OS_LINUX_SPEC): Define for both
+ 	-m32 and -m64.
+ 	(MULTILIB_DEFAULTS): Define.
+ 	(SUBSUBTARGET_EXTRA_SPECS): Define.
+ 	(ASM_SPEC32, ASM_SPEC64, ASM_SPEC_COMMON): Define.
+ 	(TARGET_TOC): Define only if !RS6000_BI_ARCH.
+ 	(TARGET_NO_TOC): Remove.
+ 	[!RS6000_BI_ARCH] (TARGET_RELOCATABLE, TARGET_EABI,
+ 	TARGET_PROTOTYPE): Define to 0.
+ 	(NO_PROFILE_COUNTERS): Define to TARGET_64BIT.
+ 	(PROFILE_HOOK): Only call output_profile_hook if TARGET_64BIT.
+ 	(ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Adjust to work properly
+ 	if !TARGET_64BIT.
+ 	(USER_LABEL_PREFIX): Remove.
+ 	(JUMP_TABLES_IN_TEXT_SECTION): Define to TARGET_64BIT.
+ 	(SETUP_FRAME_ADDRESSES): Only call rs6000_aix_emit_builtin_unwind_init
+ 	if TARGET_64BIT.
+ 	(TARGET_OS_CPP_BUILTINS): Handle both -m32 and -m64.
+ 	(LINK_OS_LINUX_SPEC32, LINK_OS_LINUX_SPEC64): Define.
+ 	(STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Remove.
+ 	(TOC_SECTION_ASM_OP): Define depending on TARGET_64BIT.
+ 	(MINIMAL_TOC_SECTION_ASM_OP): Likewise.
+ 	(SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE): Define depending on
+ 	TARGET_64BIT.
+ 	(RS6000_CALL_GLUE): Likewise.
+ 	(SAVE_FP_PREFIX, SAVE_FP_SUFFIX, RESTORE_FP_PREFIX,
+ 	RESTORE_FP_SUFFIX): Likewise.
+ 	(ASM_DECLARE_FUNCTION_NAME): Remove.
+ 	(ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_SOURCE_LINE,
+ 	DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Only output dot before function
+ 	name if TARGET_64BIT.
+ 	(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Handle both TARGET_64BIT and
+ 	!TARGET_64BIT.
+ 	(ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Remove undefs.
+ 	(ASM_PREFERRED_EH_DATA_FORMAT): Take TARGET_64BIT into account.
+ 	(DRAFT_V4_STRUCT_RET): Define.
+ 	(SIGNAL_FRAMESIZE): New enum value.
+ 	(MD_FALLBACK_FRAME_STATE_FOR): Define.
+ 	* config/rs6000/default64.h: New file.
+ 	* config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -m32 and -m64
+ 	options.
+ 	(SUBTARGET_OVERRIDE_OPTIONS): If rs6000_abi_name is NULL, set it
+ 	to RS6000_ABI_NAME.  Only disallow mixing of -fPIC with -mcall-aixdesc
+ 	if !TARGET_64BIT.
+ 	[!RS6000_BI_ARCH] (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
+ 	(ASM_DECLARE_FUNCTION_NAME): Use rs6000_elf_declare_function_name
+ 	function.
+ 	(TARGET_OS_SYSV_CPP_BUILTINS): Define.
+ 	(TARGET_OS_CPP_BUILTINS): Use it.
+ 	(CPP_SYSV_SPEC): Remove.
+ 	(CPP_SPEC): Remove cpp_sysv.
+ 	(SUBTARGET_EXTRA_SPECS): Remove cpp_sysv.
+ 	Add SUBSUBTARGET_EXTRA_SPECS.
+ 	(SUBSUBTARGET_EXTRA_SPECS): Define.
+ 	* config/rs6000/biarch64.h: New file.
+ 	* config/rs6000/rs6000-protos.h (rs6000_elf_declare_function_name):
+ 	New prototype.
+ 	* config/rs6000/x-linux64: New file.
+ 	* config/rs6000/t-linux64: Build -m64, -m32 and -m32 -msoft-float
+ 	multilibs.
+ 	* config/rs6000/eabi-ci.asm: Protect with #ifndef __powerpc64__.
+ 	* config/rs6000/eabi-cn.asm: Likewise.
+ 	* config/rs6000/tramp.asm: Likewise.
+ 	* config/rs6000/sol-ci.asm: Likewise.
+ 	* config/rs6000/sol-cn.asm: Likewise.
+ 	* config/rs6000/linux.h (TARGET_64BIT): Define to 0.
+ 	(TARGET_OS_CPP_BUILTINS): Use TARGET_OS_SYSV_CPP_BUILTINS.
+ 	* config/rs6000/ppc-asm.h: Move __powerpc64__ section before
+ 	_CALL_AIXDESC section.
+ 	* config.gcc (powerpc64-*-linux*): Configure a bi-arch compiler,
+ 	defaulting to -m64 unless --with-cpu= is one of the 32-bit CPUs
+ 	or default32.
+ 
+ 2003-06-04  Daniel Jacobowitz  <drow@mvista.com>
+ 
+ 	* config.gcc: Revert accidentally committed ARM changes.
+ 
+ 2003-06-04  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* builtins.c (dconstpi, dconste): New mathematical constants.
+ 	(init_builtin_dconsts): New function to initialize dconstpi
+ 	and dconste.
+ 	(fold_builtin): Optimize exp(1.0) = e.  Evaluate exp(x) at
+ 	compile time with -ffast-math when x is an integer constant.
+ 	Optimize tan(0.0) = 0.0.  Optimize atan(0.0) = 0.0,
+ 	atan(1.0) = pi/4 and tan(atan(x)) = x with -ffast-math.
+ 
+ 2003-06-04  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* calls.c (expand_call): Avoid calling pure or const functions
+ 	when the result is ignored (or void) and none of the arguments
+ 	are volatile.  Move warning diagnostic earlier in function.
+ 
+ 2003-06-04  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* system.h: Do not poison TDESC_SECTION_ASM_OP,
+ 	RDATA_SECTION_ASM_OP and SUBTARGET_PROLOGUE.
+ 

+ 2003-06-01  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* doc/tm.texi (Storage Layout): Remove ROUND_TYPE_SIZE and
+ 	ROUND_TYPE_SIZE_UNIT.
+ 
+ 	* stor-layout.c (finalize_record_size): Remove usages of
+ 	ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT.
+ 	(finalize_type_size): Likewise.
+ 	(layout_type): Likewise.
+ 
+ 	* system.h: Poison ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT.
+ 
+ 	* loop.c (check_insn_for_givs): Remove DONT_REDUCE_ADDR macro.
+ 
+ 	* config/d30v/d30v.h: Remove text copied from the manual.
+ 
+ 2003-06-01  Roger Sayle  <roger@eyesopen.com>
+ 	    John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+ 	    Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* emit-rtl.c (gen_lowpart_common): Handle interpreting integer
+ 	constants as condition code values.
+ 
+ 2003-06-01  DJ Delorie  <dj@redhat.com>
+ 
+ 	* cppmacro.c (warn_of_redefinition): Handle cases where the two
+ 	definitions have different numbers of tokens.
+ 
+ 2003-06-01  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* gen-protos.c (main): Readd unused attribute for argc.
+ 
+ 2003-06-01  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* Makefile.in (c-options.c, c-options.h): Parallel make safe.
+ 	* c.opt: End in blank line.
+ 	* opts.sh: Take AWK from environment if available; use C locale.
+ 
+ 2003-06-01  Andreas Schwab  <schwab@suse.de>
+ 
+ 	* config/m68k/linux.h: Remove code protected by USE_GNULIBC_1.
+ 
+ 2003-06-01  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* gen-protos.c (main): Revert patch to check for argument.
+ 
+ 2003-06-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR target/11044
+ 	* config/i386/i386.md (length attribute): Set length to 4
+ 	for instructions of type "fcmp".
+ 
+ 2003-06-01  Andreas Jaeger  <aj@suse.de>
+ 
+         * toplev.c: Use ISO C90 prototypes.
+ 
+         * toplev.h: Use ISO C90 prototypes.
+ 
+ 	* genrecog.c: Use ISO C90 prototypes.
+ 	(nodes_identical): Correct declaration to match prototype.
+ 	(maybe_both_true): Likewise.
+ 	(merge_trees): Likewise.
+ 
+ 	* genpeep.c (gen_peephole): Remove #if 0 code.
+ 	Use ISO C90 prototypes.
+ 
+ 	* genattrtab.c (copy_rtx_unchanging): Remove #if 0'ed code.
+ 	Remove #if 0'ed function simplify_by_alternatives.
+ 	(optimize_attrs): Remove #if 0'ed code.
+ 	Remove ^L.
+ 	Use ISO C90 prototypes.
+ 	(make_canonical): Remove #if 0'ed code.
+ 	(convert_const_symbol_ref): Remove #if 0'ed function.
+ 
+ 	* gen-protos.c (main): Check for argument.
+ 
+ 	* rtl.h: Use ISO C90 prototypes for functions from lists.c.
+ 
+ 	* params.h: Use ISO C90 prototypes.
+ 	* params.c: Likewise.
+ 	* intl.c: Likewise.
+ 	* intl.h: Likewise.
+ 	* lists.c: Likewise.
+ 	* errors.c: Likewise.
+ 	* errors.h: Likewise.
+ 	* gencodes.c: Likewise.
+ 	* genpreds.c: Likewise.
+ 	* genattr.c: Likewise.
+ 	* gen-protos.c: Likewise.
+ 	* genflags.c: Likewise
+ 	* genconditions.c: Likewise.
+ 	* genautomata.c: Likewise.
+ 	* gencheck.c: Likewise.
+ 	* genconfig.c: Likewise.
+ 	* genconstants.c: Likewise.
+ 	* genemit.c: Likewise.
+ 	* genextract.c: Likewise.
+ 	* gengenrtl.c: Likewise.
+ 	* gengtype.c: Likewise.
+ 	* gengtype.h: Likewise.
+ 	* genopinit.c: Likewise.
+ 	* genoutput.c: Likewise.
+ 	* gensupport.c: Likewise.
+ 	* gensupport.h: Likewise.
+ 
+ 	* sdbout.h: Use ISO C90 prototypes.
+ 
+ 	* sdbout.c (CONTIN): Removed empty macro.
+ 	(sdbout_one_type): Remove CONTIN usages.
+ 	Remove ^Ls.
+ 	(tag_of_ru_type): Remove #if 0'ed function.
+ 	(sdbout_symbol): Remove #if 0'ed code.
+ 	(sdbout_one_type): Remove a #if 1.
+ 	(sdbout_one_type): Remove #if 0'ed code.
+ 	(sdbout_init): Remove RMS_QUICK_HACK_1 code.
+ 	Remove PARAMS, use ISO C90 prototypes for all functions.
+ 
+ 2003-06-01  Josef Zlomek  <zlomekj@suse.cz>
+ 
+ 	* rtl.def (CONST_DOUBLE): Update comment.
+ 
+ 2003-06-01  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* opts.sh: Remove path from sort.
+ 
+ 2003-06-01  Aldy Hernandez  <aldyh@redhat.com>
+ 
+ 	PR/9680
+         * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Require
+         TARGET_SPE for SPE_VECTOR_MODE.
+ 

200305120023 - Fix to loop body estimation (Zdenek Dvorak, unsolved)

+ 2003-04-28  Mike Stump  <mrs@apple.com>
+ 
+ 	* gdbinit.in: Update to reflect new identifier structure.
+ 
+ 2003-04-28  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* tree.h (TREE_CST_RTL, CST_OR_CONSTRUCTOR_CHECK): Delete.
+ 	(struct tree_int_cst, struct tree_real_cst, struct tree_string,
+ 	struct tree_complex, struct tree_vector): Remove RTL field.
+ 	(CONSTRUCTOR_ELTS): Use elt 0.
+ 	* tree.def (CONSTRUCTOR): Delete first of its two operands.
+ 	* varasm.c (output_constant_def): Remove early exit if
+ 	TREE_CST_RTL is set.  Don't set TREE_CST_RTL.
+ 	(decode_addr_const): Don't mention TREE_CST_RTL in comment.
+ 	* target.h (select_section): Don't mention TREE_CST_RTL in comment.
+ 	* doc/tm.texi (encode_section_info): Don't talk about TREE_CST_RTL.
+ 
+ 2003-04-28  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* c-decl.c (finish_decl): When prototype with asmspec is found
+ 	for built-in, adjust built_in_decls as well as expr.c decls.
+ 	* expr.c (init_block_move_fn, init_block_clear_fn): New functions.
+ 	(emit_block_move_libcall_fn, clear_storage_libcall_fn): Use it.
+ 	* expr.c (init_block_move_fn, init_block_clear_fn): New prototypes.
+ 
+ 2003-04-28  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/sparc/sparc.c (print_operand): Add 's' to sign-extend.
+ 	* config/sparc/sparc.md (const_mulsidi3_v8plus): Fix mode of
+ 	integral constant mult operand.
+ 	(const_mulsidi3_sp32, const_mulsidi3_sp64): Likewise.
+ 	(const_smulsi3_highpart_v8plus): Likewise.
+ 	(const_smulsi3_highpart): Likewise.
+ 	(const_umulsidi3_sp32): Likewise; sign-extend it in the output.
+ 	(const_umulsidi3_sp64, const_umulsidi3_v8plus): Likewise.
+ 	(const_umulsi3_highpart_v8plus): Likewise.
+ 	(const_umulsi3_highpart): Likewise.
+ 

+ 2003-04-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* doc/md.texi (cmpstr): Document additional restrictions.
+ 

+ 2003-04-24  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cpplex.c (cpp_token_len): Tighten up.
+ 	(cpp_token_as_text): Need extra byte now.
+ 	* cpplib.c (glue_header_name): Need extra 2 bytes.
+ 	* cppmacro.c (cpp_macro_definition): Need extra byte.
+ 
+ 2003-04-24  Alexander Kabaev <kan@FreeBSD.ORG>
+ 
+ 	* config/sparc/sparc.md (umulsidi3, mulsidi3): Avoid using
+ 	const_umulsidi3_sp32 and const_mulsidi3_sp32 on 64bit targets 
+ 	where they might be not present. Use their _sp64 equivalent
+ 	instead.
+ 
+ Thu Apr 24 20:42:12 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (cvtsi2sdq): Fix typo in previous patch.
+ 	
+ 2003-04-24  Krister Walfridsson  <cato@df.lth.se>
+ 
+ 	* configure.in: Check whether mbstowcs works.
+ 	* configure, config.in: Regenerate.
+ 	* intl.c: Use HAVE_WORKING_MBSTOWCS.
+ 
+ 2003-04-24  H.J. Lu <hjl@gnu.org>
+ 
+ 	* config/ia64/ia64.c (ia64_init_builtins): Add si_ftype_pdi_di_di
+ 	for __sync_bool_compare_and_swap_di for int return type.
+ 
+ 	* config/ia64/ia64intrin.h (__sync_bool_compare_and_swap_di):
+ 	Change return type to int.
+ 	(__sync_bool_compare_and_swap): Likewise.
+ 

+ 2003-04-24  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	New GCOV_TAG_FUNCTION layout
+ 	* coverage.c (struct function_list): Replace name with ident.
+ 	(struct counts_entry): Likewise.
+ 	(fn_ident): New.
+ 	(htab_counts_entry_hash, htab_counts_entry_eq,
+ 	htab_counts_entry_del): Adjust.
+ 	(reads_count_file, get_coverage_counts,
+ 	coverage_begin_output, coverage_end_function): Adjust.
+ 	(build_fn_info_type, build_fn_info_value): Likewise.
+ 	* gcov-dump.c (tag_function): Adjust.
+ 	* gcov-io.c (gcov_write_string, gcov_read_string): Not in LIBGCOV.
+ 	* gcov-io.h (gcov_write_string, gcov_read_string): Not in LIBGCOV.
+ 	* gcov.c (struct function_info): Add ident.
+ 	(read_graph_file, read_count_file): Adjust.
+ 	* libgcov.c (gcov_exit): Adjust.
+ 
+ 2003-04-23  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR opt/8300
+ 	* toplev.c (rest_of_compilation): Delay no_new_pseudos until
+ 	after initialize_uninitialized_subregs; update reg info assuming
+ 	new pseudos were created.
+ 
+ 2003-04-23  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* Makefile.in (c-lex.o, LIBCPP_OBJS, cpplex.o): Update.
+ 	* c-lex.c (MULTIBYTE_CHARS): Remove conditionals.
+ 	(lex_string): Take cpp_string with full spelling.
+ 	(cb_ident): Update.
+ 	(c_lex): Update diagnostics.
+ 	* cpplex.c (SPELL_NUMBER, SPELL_STRING): Combine into SPELL_LITERAL.
+ 	(create_literal): New.
+ 	(lex_string): Unterminated literals have type CPP_OTHER.
+ 	(_cpp_lex_direct): Update calls to lex_string.  Use create_literal
+ 	for CPP_OTHER.
+ 	(cpp_token_len, cpp_spell_token, cpp_output_token): Simplify.
+ 	(_cpp_equiv_tokens, cpp_interpret_charconst): Update.
+ 	* cpplib.c (parse_include, do_line, do_linemarker,
+ 	destringize_and_run): Update for token storing full spelling.
+ 	* cpplib.h: Update token spelling types.
+ 	* cppmacro.c (stringify_arg, check_trad_stringification):
+ 	Update for token storing full spelling.
+ 
+ 2003-04-23  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.c (s390_expand_cmpstr): Disable CLC loop.
+ 
+ 2003-04-23  Richard Earnshaw  <rearnsha@arm.com>
+ 
+ 	* arm.h (TARGET_OPTIONS): Add value field.
+ 
+ 2003-04-23  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* doc/extend.texi: Remove duplicate 2003 copyright date.
+ 
+ 2003-04-23  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* Makefile.in (LIBGCC_DEPS): Add gcov headers.
+ 	(libgcov.a): Depends on LIBGCC_DEPS.
+ 	* basic-block.h (profile_info): Moved here from coverage.h. Made
+ 	a pointer.
+ 	* coverage.c (struct function_list): Fixed array of counter types.
+ 	(struct counts_entry): Keyed by counter type, contains summary.
+ 	(profile_info): Moved to profile.c.
+ 	(prg_ctr_mask, prg_n_ctrs, fn_ctr_mask, fn_n_ctrs): New global
+ 	vars.
+ 	(profiler_label): Remove.
+ 	(ctr_labels): New.
+ 	(set_purpose, label_for_tag, build_counter_section_fields,
+ 	build_counter_section_value, build_counter_section_data_fields,
+ 	build_counter_section_data_values, build_function_info_fields,
+ 	build_function_info_value, gcov_info_fields, gcov_info_value): Remove.
+ 	(build_fn_info_type, build_fn_info_value, build_ctr_info_type,
+ 	build_ctr_info_value, build_gcov_info): New.
+ 	(htab_counts_entry_hash, htab_counts_entry_eq): Adjust.
+ 	(reads_counts_file): Adjust.
+ 	(get_coverage_counts): Takes counter number. Add summary
+ 	parameter. Adjust.
+ 	(coverage_counter_ref): Tkaes counter number. Adjust. Lazily
+ 	create counter array labels.
+ 	(coverage_end_function): Adjust.
+ 	(create_coverage): Adjust.
+ 	(find_counters_section): Remove.
+ 	* coverage.h (MAX_COUNTER_SECTIONS): Remove.
+ 	(struct section_info, struct profile_info): Remove.
+ 	(profile_info): Moved to basic-block.h.
+ 	(coverage_counter_ref): Takes a counter number.
+ 	(get_coverage_counts): Takes a counter number. Added summary
+ 	parameter.
+ 	(find_counters_section): Remove.
+ 	* gcov-dump.c (tag_arc_counts): Rename to ...
+ 	(tag_counters): ... here. Adjust.
+ 	(tag_table): Move tag_counters to 3rd entry. Remove
+ 	PROGRAM_PLACEHOLDER and PROGRAM_INCORRECT entries.
+ 	(dump_file): Check for counter tag values here.
+ 	(tag_summary): Adjust.
+ 	* gcov-io.c (gcov_write_summary, gcov_read_summary): Adjust.
+ 	* gcov-io.h (GCOV_LOCKED): New.
+ 	(GCOV_TAG_ARC_COUNTS): Rename to ...
+ 	(GCOV_TAG_COUNTS_BASE): ... here.
+ 	(GCOV_TAG_PLACEHOLDER_SUMMARY, GCOV_TAG_INCORRECT_SUMMARY):
+ 	Remove.
+ 	(GCOV_COUNTER_ARCS, GCOV_COUNTERS, GCOV_NAMES): New.
+ 	(GCOV_TAG_FOR_COUNTER, GCOV_COUNTER_FOR_TAG,
+ 	GCOV_TAG_IS_COUNTER): New.
+ 	(struct gcov_ctr_summary): New.
+ 	(struct gcov_summary): Adjust.
+ 	(struct gcov_counter_section): Remove.
+ 	struct gcov_counter_section_data): Remove.
+ 	(struct gcov_function_info): Rename to ...
+ 	(struct gcov_fn_info): ... here. Adjust.
+ 	(struct gcov_ctr_info): New.
+ 	(struct gcov_info): Adjust.
+ 	* gcov.c (read_count_file): Adjust.
+ 	(output_lines): Adjust.
+ 	* libgcov.c (gcov_exit): Adjust.
+ 	(__gcov_flush): Adjust.
+ 	* mklibgcc.in (libgcc2_c_dep): Add gcov headers.
+ 	* predict.c (maybe_hot_bb_p, probably_cold_bb_p,
+ 	probably_never_executed_bb_p, compute_frequency_function): Adjust
+ 	profile_info use.
+ 	* profile.c (struct counts_entry): Remove.
+ 	(profile_info): Define here.
+ 	(get_exec_counts): Adjust get_coverage_counts call.
+ 	(compute_branch_probablilities): Remove find_counters_section
+ 	call.
+ 	(gen_edge_profiler): Adjust coverage_counter_ref call.
+ 	* tracer.c (tail_duplicate): Adjust profile_info use.
+ 
+ 2003-04-23  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	PR optimization/10339
+ 	* builtins.c (expand_builtin_strcmp): Try to emit cmpstrsi insn
+ 	directly instead of unsafely transforming call into a memcmp.
+ 	(expand_builtin_strncmp): Likewise.
+ 
+ 2003-04-22  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* alias.c (mark_constant_function):  Check for constancy and
+ 	purity even of void functions.  Update both the function decl
+ 	and the cgraph RTL info with the results.
+ 
+ 2003-04-22  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* real.c (do_add): Change to return a bool indicating that the
+ 	result of the operation may be inexact due to loss of precision.
+ 	(do_multiply): Likewise.
+ 	(do_divide): Likewise.
+ 
+ 2003-04-22  Geoffrey Keating  <geoffk@apple.com>
+ 	    Loren James Rittle  <ljrittle@acm.org>
+ 
+ 	* dwarf2out.c (fde_table_allocated): Mark with GTY.
+ 	(decl_die_table_allocated): Likewise.
+ 	(abbrev_die_table_allocated): Likewise.
+ 	(line_info_table_allocated): Likewise.
+ 	(separate_line_info_table_allocated): Likewise.
+ 	(pubname_table_allocated): Likewise.
+ 	(arange_table_allocated): Likewise.
+ 	(ranges_table_allocated): Likewise.
+ 	(decl_die_table_in_use): Unconditionalize; mark with GTY.
+ 	(abbrev_die_table_in_use): Likewise.
+ 	(line_info_table_in_use): Likewise.
+ 	(separate_line_info_table_in_use): Likewise.
+ 	(pubname_table_in_use): Likewise.
+ 	(arange_table_in_use): Likewise.
+ 	(ranges_table_in_use): Likewise.
+ 	(have_location_lists): Likewise.
+ 	(emitcount): New GTY-marked static, moved...
+ 	(maybe_emit_file): ...from here.
+ 	(label_num): New GTY-marked static, moved...
+ 	(gen_internal_sym): ...from here.
+ 
+ 2003-04-22  Richard Henderson  <rth@redhat.com>
+ 
+         PR 8866
+         * rtl.h (MEM_NOTRAP_P): New.
+         (MEM_COPY_ATTRIBUTES): Copy it.
+         * rtlanal.c (may_trap_p): Check it.
+         * expr.c (do_tablejump): Set it.
+ 	* doc/rtl.texi (Flags): Document it.
+ 
+         * cfgrtl.c (try_redirect_by_replacing_jump): Revert last three changes.
+ 
+ 2003-04-22  Olivier Hainque  <hainque@act-europe.fr>
+ 
+ 	* config/alpha/alpha.c (alpha_expand_prologue [OPEN_VMS_ABI]): Don't
+ 	set FRP on stack adjustment for outgoing args if frame_pointer_needed.
+ 
+ 2003-04-22  Vincent Celier <celier@gnat.com>
+ 
+         * gthr-gnat.h, gthr-gnat.c: new sources for implementation of
+         --enable-threads=gnat.
+         * Makefile.in: Add gthr-gnat.c to LIB2ADDEH.
+         * configure.in: Add gnat to the list of thread packages
+         * configure: Rebuild.
+         * config/t-linux: Add gthr-gnat.c to LIB2ADDEH and LIB2ADDEHDEP
+ 
+ 2003-04-22  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cpplex.c (_cpp_get_fresh_line): Pop the buffer if return_at_eof.
+ 
+ 2003-04-22  Devang Patel  <dpatel@apple.com>
+ 
+ 	* cpptrad.c (_cpp_replacement_text_len): Add check for macro
+ 	parameter count.
+ 	(_cpp_copy_replacement_text): Same.
+ 	
+ 2003-04-22  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* c-lex.c (c_lex): Handle CPP_OTHER differently.
+ 	* cppexp.c (_cpp_parse_expr): Similarly.
+ 	* cpplex.c (SPELL_CHAR): Remove.
+ 	(_cpp_lex_direct): Stray chars are saved as byte strings.
+ 	(cpp_spell_token, cpp_output_token, _cpp_equiv_token): Don't
+ 	handle SPELL_CHAR.
+ 	(cpp_avoid_paste): Update handling of CPP_OTHER.
+ 	* cpplib.h: Spell CPP_OTHER like a number.
+ 	(struct cpp_token): Remove member c.
+ 	* cppmacro.c (stringify_arg): Update handling of CPP_OTHER.
+ 
+ 2003-04-22  David Turner <novalis@gnu.org>
+ 
+ 	* gbl-ctors.h: Add special license exception.
+ 	* libgcc2.h: Likewise.
+ 	* tsystem.h: Likewise.
+ 	* gcov-io.h: Likewise.
+ 
+ 2003-04-22  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* fold-const.c (fold_range_test): Use RANGE_TEST_NON_SHORT_CIRCUIT
+ 	macro defaulting to original BRANCH_COST heuristic.
+ 	* doc/tm.texi (RANGE_TEST_NON_SHORT_CIRCUIT): Document.
+ 
+ 	* config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Define.
+ 
+ 2003-04-22  Aldy Hernandez  <aldyh@redhat.com>
+ 
+         * config/rs6000/t-spe: Merge in t-fprules into file.
+ 
+         * config.gcc: Add t-spe to powerpc-eabispe.
+ 
+ 2003-04-22  Kean Johnston  <jkj@sco.com>
+ 
+ 	* tlink.c (recompile_files): Add missing '=' to putenv calls
+ 
+ 2003-04-22  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* ginclude/stddef.h: Provide C++ safe offsetof.
+ 
+ 2003-04-22  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* function.c (purge_addressof_1): In (mem (addressof (reg))) case
+ 	for reg notes, if there are no substitutions, just use a SUBREG.
+ 
+ 2003-04-21  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* Makefile.in (calls.o): Depend on except.h.
+ 	* calls.c: Include except.h.
+ 	(emit_call_1): Call note_eh_region_may_contain_throw if
+ 	appropriate.
+ 	* except.c (eh_region): Add may_contain_throw.
+ 	(expand_eh_region_end_cleanup): Do not include handler code when
+ 	it cannot be reached.
+ 	(note_eh_region_may_contain_throw): New function.
+ 	* except.h (note_eh_region_may_contain_throw): New function.
+ 
+ 2003-04-21  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* config/i386/winnt.c (i386_pe_mark_dllimport): Revert previous
+ 	changes.
+ 
+ 2003-04-21  Aldy Hernandez  <aldyh@redhat.com>
+ 
+         * config/rs6000/rs6000.c (rs6000_override_options): No SPE means
+         64-bit long doubles.
+ 
+ 2003-04-21  Olivier Hainque  <hainque@act-europe.fr>
+ 
+ 	* fold-const.c (fold, case PLUS_EXPR and case MULT_EXPR): Restore
+ 	a number of conversions required for type consistency and previously
+ 	stripped off by STRIP_NOPS.
+ 
+ 	* calls.c (expand_call): Prevent sibcall optimization for calls to
+ 	nested subprograms.
+ 
+ 	* expmed.c (extract_bit_field): Reverse operands of && condition to
+         prevent a potential division by zero in the previously first branch.
+ 	* config/pa/pa.md (extv, extzv): FAIL if the bitfield length is zero.
+ 
+ 2003-04-21  Joel Brobecker  <brobecker@gnat.com>
+ 
+ 	* dwarf2out.c (is_ada, is_ada_subrange_type): New functions.
+ 	(subrange_type_die): Likewise.
+ 	(modified_type_die): Emit a subrange_type DIE for Ada subrange types.
+ 	(is_c_family, is_cxx, is_java, is_fortran): Return bool and clean up.
+ 
+ 2003-04-21  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+         Break out coverage routines to new file.
+         * Makefile.in (COVERAGE_H): New variable
+         (C_OBJS): Add coverage.o
+         (coverage.o): New target.
+         (profile.o, loop-init.o, sched-ebb.o, predict.o, tracer.o): Adjust
+         dependencies.
+         (GTFILES): Adjust.
+         (gt-coverage.h): New target.
+         (gt-profile.h): Remove.
+         * profile.h: Remove. Move to ...
+         * coverage.h: ... here. New. #include gcov-io.h.
+         * gcov-io.h: Move function definitions to ...
+         * gcov-io.c: ... here. New.
+         * profile.c: Move coverage routines to coverage.c.
+         (instrument_edges, get_exec_counts, branch_prob, init_branch_prob,
+         end_branch_prob): Adjust.
+         * coverage.c: New. Coverage routines from profile.c
+         (coverage_counter_ref, coverage_init, coverage_finish,
+         coverage_end_function, coverage_begin_output,
+         coverage_counter_ref, get_coverage_counts): Define.
+         * gcov-dump.c, gcov.c: #include gcov-io.c.
+         * libgcov.c: Likewise. Adjust.
+         * loop-init.c: Don't #include profile.h
+         * tracer.c, predict.c, sched-ebb.c: Adjust #includes.
+         * rtl.h: Add coverage prototypes.
+         * toplev.c (compile_file): Init coverage, not branch_prob.
+         Always call coverage_finish.
+         (rest_of_compilation): Call coverage_end_function.
+ 
+ 2003-04-21  Matt Kraai  <kraai@alumni.cmu.edu>
+ 
+ 	* config/rs6000/rs6000.md (*movsf_softfloat): Add "h" <- "0" case.
+ 
+ 2003-04-21  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* c-ppoutput.c (cb_include): Don't take a cpp_token.
+ 	* cppfiles.c: Don't undef strcmp.
+ 	(find_include_file): Don't take a cpp_token.  Check for empty
+ 	file names.
+ 	(_cpp_execute_include, _cpp_compare_file_date): Don't take a cpp_token.
+ 	(cpp_push_include): Simplify.
+ 	* cpphash.h (_cpp_execute_include, _cpp_compare_file_date): Update.
+ 	* cpplib.c (glue_header_name): Return the file name, not a cpp_token.
+ 	(parse_include): Similary.  Don't check for zero-length filenames.
+ 	(do_include_common, do_pragma_dependency): Update accordingly.
+ 	* cpplib.h (struct cpp_callbacks): Change prototype of include.
+ 
+ 2003-04-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+ 	
+ 	* doc/rtl.texi (RTX_UNCHANGING_P): Point to true_dependence for
+ 	details of conflict handling.
+ 	
+ 	* fold-const.c (extract_muldiv, case CONVERT_EXPR): Detect case
+ 	when conversion overflows.
+ 
+ 	* stor-layout.c (layout_decl): Don't set DECL_SIZE_UNIT if already set.
+ 
+ 	* expr.c (store_constructor): Set RTX_UNCHANGING_P if readonly_field_p
+ 	before clearing.
+ 
+ 2003-04-21  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* config/i386/winnt.c (i386_pe_mark_dllimport): Make the new RTL
+ 	have the same form as the old RTL.
+ 
+ 2003-04-21  Andreas Jaeger  <aj@suse.de>
+ 
+         * cppcharset.c (_cpp_valid_ucn): Cast field precision to int.
+ 
+ 2003-04-20  Chris Lattner  <sabre@nondot.org>
+ 	    Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* c-common.h, c-semantics.c: Rename genrtl_decl_cleanup to
+ 	genrtl_cleanup_stmt.  Correct comment at head of
+ 	genrtl_cleanup_stmt (no such thing as a DECL_CLEANUP).
+ 
+ 	* stmt.c (struct nesting): Kill n_function_calls.
+ 	(expand_start_bindings): Don't set
+ 	thisblock->data.block.n_function_calls.
+ 	(expand_end_bindings): Compare function_call_count against 0.
+ 	(expand_cleanups): Kill DONT_DO argument; all callers passed
+ 	NULL_TREE. All callers updated to match.
+ 
+ 2003-04-20  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* varasm.c (struct deferred_constant, defer_addressed_constants_flag)
+ 	(defer_addressed_constants, output_deferred_addressed_constants): Kill.
+ 	(output_constant_def): Remove code predicated on
+ 	defer_addressed_constants_flag.
+ 
+ 	* output.h: Remove prototypes of deleted functions.
+ 	* c-typeck.c (constructor_subconstants_deferred): Kill.
+ 	(struct initializer_stack): Remove 'deferred' field.
+ 	(start_init): Remove all references to the above.
+ 	(finish_init): Likewise. Also remove never-executed call to
+ 	output_deferred_addressed_constants.  Pull assignment to
+ 	defstr out of if expression.
+ 
+ 2003-04-20  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cpphash.h (NOTE_ESC_NL, NOTE_ESC_SPACE_NL, NOTE_TRIGRAPH,
+ 	NOTE_NEWLINE): Remove.
+ 	* cpplex.c (_cpp_clean_line, _cpp_process_line_notes): Update
+ 	to handle new form of line note type.
+ 
+ 2003-04-20  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* target.h (encode_section_info): Add new argument carrying
+ 	the RTL to be modified by the hook.
+ 
+ 	* varasm.c (make_decl_rtl, output_constant_def): Update calls
+ 	to encode_section_info.
+ 	(default_encode_section_info): Take and use RTL argument,
+ 	don't use TREE_CST_RTL or DECL_RTL.
+ 	* output.h: Update prototype of default_encode_section_info.
+ 	* config/darwin.h (ASM_DECLARE_OBJECT_NAME)
+ 	(ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL):
+ 	Update calls to encode_section_info.
+ 
+ 	* config/darwin.c, config/arm/arm.c, config/arm/pe.c
+ 	* config/h8300/h8300.c, config/i386/winnt.c, config/m32r/m32r.c
+ 	* config/m68hc11/m68hc11.c, config/m88k/m88k.c, config/mcore/mcore.c
+ 	* config/mips/mips.c, config/mmix/mmix.c, config/pa/pa.c
+ 	* config/romp/romp.c, config/rs6000/rs6000.c, config/s390/s390.c
+ 	* config/v850/v850.c (TARGET_ENCODE_SECTION_INFO definitions):
+ 	Take and use RTL argument, don't use TREE_CST_RTL or DECL_RTL,
+ 	except for PE dllimport/dllexport.  Update calls to
+ 	default_encode_section_info.
+ 
+ 	* config/darwin-protos.h, config/arm/arm-protos.h, config/i386-protos.h:
+ 	Update prototypes.
+ 
+ 	* doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update.
+ 
+ 2003-04-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+ 
+ 	PR/8705
+ 	* pa.md (movccfp): New expander.
+ 	(setccfp0, setccfp1): Rename to movccfp0 and movccfp1, respectively.
+ 	Reverse fcmp conditions.
+ 
+ 2003-04-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>
+ 
+ 	* config/avr/avr.md (*cmpqi_sign_extend): Handle negative values
+ 	of operand 1 correctly.
+ 
+ 2003-04-20  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* cpplex.c (_cpp_lex_direct): Set BOL for CPP_EOF tokens.
+ 	* gcov.c (output_lines): Don't be so fussy about going past EOF.
+ 
+ 2003-04-20  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* Makefile.in (LIBCPP_OBJS): Add cppcharset.o.
+ 	(cppcharset.o): New target.
+ 	* c-lex.c (is_extended_char): Move to cppcharset.c.
+ 	(utf8_extend_token): Delete.
+ 	* cppcharset.c: New file.
+ 	* cpphash.h (_cpp_valid_ucn): New.
+ 	* cpplex.c (lex_identifier): Update prototype.
+ 	(continues_identifier_p): Rename forms_identifier_p.  Handle UCN
+ 	escapes.
+ 	(maybe_read_ucs): Rename maybe_read_ucn.  Update to use code
+ 	in cppcharset.c.
+ 	(lex_number, lex_identifier, cpp_parse_escape): Update.
+ 	(_cpp_lex_direct): Update to handle UCNs.
+ 	(cpp_avoid_paste): Don't paste to form a UCN.
+ 
+ 2003-04-19  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* builtins.c (expand_builtin):  Don't expand a pure or const
+ 	built-in function if the result will be ignored and none of
+ 	its arguments are volatile.
+ 
+ 2003-04-19  Kean Johnston  <jkj@sco.com>
+ 
+ 	* unwind-dw2.c (_Unwind_GetCFA): cast return to avoid warning
+ 	* config.gcc: make SCO use dbxelf.h and elfos.h; only use one
+ 	target fragment now: t-sco5; dont compile crti.o.
+ 	* config/i386/sco5.h: major overhaul to remove all COFF remnants
+ 	and to use elfos.h for most definitions.
+ 	(BSS_SECTION_ASM_OP): set correct segment attributes.
+ 	(PREFERED_DEBUGGING_TYPE): set to DWARF-2.
+ 	(DWARF2_UNWIND_INFO): Always set to 1.
+ 	(MD_STARTFILE_PREFIX): Make /usr/gnu/lib the default.
+ 	(MD_STARTFILE_PREFIX_1): Define.
+ 	(MD_EXEC_PREFIX): Adjust to /usr/gnu/bin if using GAS.
+ 	(DEFAULT_LINKER): Define if not specified to configure.
+ 	(CTORS_SECTION_ASM_OP): Remove COFF crud.
+ 	(DTORS_SECTION_ASM_OP): Remove COFF crud.
+ 	(WINT_TYPE): Define.
+ 	(SDB_DEBUGGING_INFO): Remove.
+ 	(EXTRA_SECTIONS): Likewise.
+ 	(EXTRA_SECTION_FUNCTIONS): Likewise.
+ 	(CTOR_LIST_BEGIN): Likewise.
+ 	(CTOR_LIST_END): Likewise.
+ 	(INIT_SECTION_FUNCTION): Likewise.
+ 	(FINI_SECTION_FUNCTION): Likewise.
+ 	(SUBTARGET_FRAME_POINTER_REQUIRED): Likewise.
+ 	(LOCAL_LABEL_PREFIX): Likewise.
+ 	(NON_SAVING_SETJMP): Likewise.
+ 	(RETURN_POPS_ARGS): Likewise.
+ 	(ASM_OUTPUT_SKIP): Likewise.
+ 	(TARGET_ASM_NAMED_SECTION): Likewise.
+ 	(ASM_OUTPUT_INTERNAL_LABEL): Likewise.
+ 	(ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
+ 	(ASM_OUTPUT_IDENT): Likewise.
+ 	(ASM_OUTPUT_CASE_LABEL): Likewise.
+ 	(ASM_OUTPUT_ASCII): Likewise.
+ 	(ASM_OUTPUT_LIMITED_STRING): Likewise.
+ 	(ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
+ 	(ASM_OUTPUT_ALIGNED_COMMON): Likewise.
+ 	(ASM_GENERATE_INTERNAL_LABEL): Likewise.
+ 	(ASM_FINISH_DECLARE_OBJECT): Likewise.
+ 	(ASM_DECLARE_OBJECT_NAME): Likewise.
+ 	(ASM_DECLARE_FUNCTION_SIZE): Likewise.
+ 	(ASM_DECLARE_FUNCTION_NAME): Likewise.
+ 	(ASM_DECLARE_RESULT): Likewise.
+ 	(ASM_WEAKEN_LABEL): Likewise.
+ 	(SUPPORTS_WEAK): Likewise.
+ 	(APPLY_RESULT_SIZE): Likewise.
+ 	(LPREFIX): Likewise.
+ 	(ALIGN_ASM_OP): Likewise.
+ 	(ASCII_DATA_ASM_OP): Likewise.
+ 	(IDENT_ASM_OP): Likewise.
+ 	(ASM_SHORT): Likewise.
+ 	(ASM_LONG): Likewise.
+ 	(TYPE_ASM_OP): Likewise.
+ 	(SIZE_ASM_OP): Likewise.
+ 	(STRING_ASM_OP): Likewise.
+ 	(SKIP_ASM_OP): Likewise.
+ 	(EH_FRAME_SECTION_ASM_OP): Likewise.
+ 	(READONLY_DATA_SECTION_ASM_OP): Likewise.
+ 	(INIT_SECTION_ASM_OP): Likewise.
+ 	(FINI_SECTION_ASM_OP): Likewise.
+ 	(TEXT_SECTION_ASM_OP): Likewise.
+ 	(DATA_SECTION_ASM_OP): Likewise.
+ 	(TYPE_OPERANT_FORMAT): Likewise.
+ 	(ASM_SPEC): Remove COFF code.
+ 	(STARTFILE_SPEC): Likewise. Always use crti.o; add -p and -pp support;
+ 	cause -pg to emit an error; use pcrt1elf.o with -pp
+ 	(ENDFILE_SPEC): Likewise.
+ 	(TARGET_OS_CPP_BUILTINS): Add _SCO_DS_LL.
+ 	(CPP_SPEC): Remove COFF crud; always look in /usr/gnu/include first.
+ 	(LINK_SPEC): Remove COFF crud; use -E for environment switch not -R;
+ 	add -z alt_resolve to support weak symbols the way GCC wants them.
+ 	(LIB_SPEC): Use the profiler libraries in -p or -pp mode.
+ 	(LIBGCC_SPEC): Dont use -lgcc in -G mode.
+ 	(ASM_PREFERED_EH_DATA_FORMAT): Remove.
+ 	* config/i386/t-sco5 (TARGET_LIBGCC2_CFLAGS): Remove.
+ 	(CRTSTUFF_T_CFLAGS_S): Define.
+ 	(MULTILIB_OPTIONS): Likewise.
+ 	(MULTILIB_DIRNAMES): Likewise.
+ 	(MULTILIB_MATCHES): Likewise.
+ 	(MULTILIB_EXTRA_OPTS): Likewise.
+ 	(LIBGCC): Likewise.
+ 	(INSTALL_LIBGCC): Likewise.
+ 	(crti.o): Remove.
+ 	* config/i386/t-sco5gas: Remove.
+ 	* doc/install.texi: Updated for new OpenServer instructions.
+ 	* testsuite/gcc.dg/nest.c: Allow failure on SCO (-pg not supported)
+ 
+ 2003-04-19  Kean Johnston  <jkj@sco.com>
+ 
+ 	* fixinc/check.tpl: Allow user to over-ride diff program.
+ 	* fixinc/inclhack.def: Removed extraneous #ifndef SVR5.
+ 	(sco_math): Added test for SCO math header files.
+ 	(sco_regset): Added check for conflicts with ieeefp.h.
+ 	(svr4_disable_opt): Removed extraneous #ifdef SVR4.
+ 	* fixinc/fixincl.x: Regenerated
+ 	* fixinc/tests/base/math.h: Added sco_math tests.
+ 	* fixinc/tests/base/string.h: New file.
+ 	* fixinc/tests/base/sys/regset.h: New file.
+ 
+ 2003-04-19  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cpphash.h (struct cpp_buffer): Remove backup_to.
+ 	* cpplex.c (BACKUP, get_effective_char): Die.
+ 	(_cpp_skip_block_comment): Assume '*' is location on entry.
+ 	(continues_identifier_p): Respect -fno-dollars-in-identifiers.
+ 	(IF_NEXT_IS): Update.
+ 	(_cpp_lex_direct): Don't use backup_to; look ahead directly.
+ 
+ 2003-04-19  Matt Kraai  <kraai@alumni.cmu.edu>
+ 
+ 	* README.Portability: Move to a new section and obsolete K+R
+ 	portability issues.
+ 
+ Sat Apr 19 14:56:17 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* rtlanal.c (subreg_offset_representable_p):  Fix call of
+ 	subreg_lowpart.
+ 
+ 2003-04-19  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cpphash.h (struct cpp_reader): New member warned_dollar.
+ 	* cpplex.c (continues_identifier_p): New function.
+ 	(parse_identifier, parse_number, parse_string): Rename lex_identifer,
+ 	lex_number and lex_string, and simplify.
+ 	(parse_slow, unescaped_terminator_p): Die.
+ 	(_cpp_lex_direct): Update.
+ 
+ 2003-04-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+ 
+ 	* calls.c (expand_call): Provide init for old_stack_pointer_delta.
+ 
+ 2003-04-19  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* doc/invoke.texi (-fprofile-arcs): Mention -lgcov, locking and
+ 	fork behaviour.
+ 
+ 2003-04-19  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cppexp.c (eval_token): Permit true and false even if pedantic.
+ 
+ 2003-04-19  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cpplex.c (skip_whitespace): Rearrange to avoid stage1 ICE.
+ 
+ 2003-04-19  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cppfiles.c (ENABLE_VALGRIND_CHECKING, VALGRIND_DISCARD,
+ 	MMAP_THRESHOLD, TEST_THRESHOLD, SHOULD_MMAP): Remove.
+ 	(struct include_file): Remove fefcnt, mapped members.
+ 	(open_file, stack_include_file, _cpp_pop_file_buffer): Disable caching.
+ 	(read_include_file): Don't use mmap, terminate buffers in '\r'.
+ 	(purge_cache): Don't use munmap.
+ 	* cpphash.h (CPP_BUF_COLUMN): Update.
+ 	(lexer_state): Remove lexing_comment.
+ 	(struct _cpp_line_note): New.
+ 	(struct cpp_buffer): New members cur_note, notes_used, notes_cap,
+ 	next_line and need_line.  Remove col_adjust and saved_flags.
+ 	(_cpp_process_line_notes, _cpp_clean_line, _cpp_get_fresh_line,
+ 	_cpp_skip_block_comment, scan_out_logical_line): New.
+ 	(_cpp_init_mbchar): Remove.
+ 	* cppinit.c (init_library): Remove call to _cpp_init_mbchar.
+ 	(cpp_read_main_file): Set line to 1 earlier.
+ 	(post_options): -traditional-cpp doesn't want trigraphs.
+ 	* cpplex.c (MULTIBYTE_CHARS): Remove code predicated on this.
+ 	(add_line_note, _cpp_clean_line, _cpp_process_line_notes,
+ 	_cpp_get_fresh_line): New.
+ 	(handle_newline, skip_escaped_newlines, trigraph_p,
+ 	continue_after_nul, _cpp_init_mbchar): Remove.
+ 	(get_effective_char): Update.
+ 	(_cpp_skip_block_comment): Rename from skip_block_comment, simplify.
+ 	(skip_line_comment): Simplify.
+ 	(skip_whitespace, parse_identifier, parse_slow, parse_number,
+ 	parse_string): Update.
+ 	(cpp_lex_direct): Use clean lines and process line notes.  Update.
+ 	(cpp_interpret_charconst): No MULTIBYTE_CHARS.
+ 	* cpplib.c (prepare_directive_trad): Call scan_out_logical_line
+ 	directly.
+ 	(_cpp_handle_directive): Don't set saved_flags.
+ 	(run_directive, destringize_and_run, cpp_define, cpp_define_builtin,
+ 	cpp_undef, handle_assertion, cpp_push_buffer): Update.
+ 	(_cpp_pop_buffer): Free notes.
+ 	* cppmacro.c (builtin_macro, paste_tokens): \n terminate buffer.
+ 	* cpppch.c (cpp_read_state): \n terminate buffer.
+ 	* cpptrad.c (skip_escaped_newlines, handle_newline): Remove.
+ 	(copy_comment): Use _cpp_skip_block_comment.
+ 	(skip_whitespace, lex_identifier, _cpp_read_logical_line_trad):
+ 	Simplify.
+ 	(_cpp_overlay_buffer, _cpp_remove_overlay, push_replacement_text,
+ 	save_replacement_text): Update.
+ 	(scan_out_logical_line): Update to use clean lines and process
+ 	line notes.
+ 	* fix-header.c (read_scan_file): Update.
+ 
+ 2003-04-18  Douglas B Rupp  <rupp@gnat.com>
+ 
+ 	* unwind-dw2-fde.c (__register_frame_info_bases): Check for
+ 	null begin parameter (as well as pointer to null).
+ 	(__deregister_frame_info_bases): Likewise.
+ 
+ 2003-04-18  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+ 
+ 	* function.c (purge_addressof_1): For ADDRESSOF, see if SUB is a
+ 	hard or virtual register and copy into pseudo if replacement fails.
+ 
+ 	* cfgcleanup.c (flow_find_cross_jump): Use INSN_P, not active_insn_p.
+ 
+ 	* expmed.c (mask_rtx): Avoid undefined shifts for BITSIZE of 0.
+ 
+ 2003-04-18  Olivier Hainque <hainque@act-europe.fr>
+ 
+ 	* calls.c (expand_call): Move special case for constructor calls
+ 	to right place. Ensures constructor calls used to initialize
+ 	arguments get a clean outgoing argument block for themselves.
+ 	Move check for stack deallocation completeness until after last
+ 	deallocation.  Add stack_pointer_delta to set of state
+ 	variables saved and restored along with current stack_level.
+ 
+ 	* integrate.c (expand_inline_function): Ensure non-const actuals
+ 	don't end up const in the caller's flow after conversion to possibly
+ 	const formal type.
+ 
+ 2003-04-18  Vincent Celier  <celier@gnat.com>
+ 
+ 	* dwarf2out.c (loc_descriptor_from_tree): Treat all *_MOD_EXPR
+ 	and *_DIV_EXPR as TRUNC_*_EXPR.
+ 
+ 2003-04-18  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* cfgrtl.c (try_redirect_by_replacing_jump): Create a basic block
+ 	for orphaned jump tables.
+ 
+ 2003-04-18  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* reload1.c: Revert my previous patch on 2002-04-17.
+ 
+ 2003-04-18  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+ 
+ 	* doc/contrib.texi (Contributors): Prefer "bug fix" over "bugfix".
+ 	Add Segher Boessenkool.
+ 
+ 2003-04-18  Alexander Sotirov  <sluncho@mirizma.org>
+ 
+ 	PR c/9177
+ 	* c-decl.c (c_expand_body): Don't garbage collect the function
+ 	body if we are going to dump it later.
+ 
+ 2003-04-18  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): Remove.
+ 	(alpha_end_function): Don't set them.
+ 	(decl_in_text_section): Remove.
+ 	(alpha_encode_section_info): Remove.
+ 	(samegp_function_operand): Use SYMBOL_REF LOCAL_P and EXTERNAL_P.
+ 	(direct_call_operand): Use SYMBOL_REF_DECL and compare actual
+ 	sections, rather than decl_in_text_section results.
+ 
+ 2003-04-18  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* rtlanal.c (reg_overlap_mentioned_p): Handle ZERO_EXTRACT
+ 	and SIGN_EXTRACT.
+ 
+ 2003-04-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR optimization/7675
+ 	* c-typeck.c (build_external_ref): Set the DECL_NONLOCAL flag
+ 	on VAR_DECL, PARM_DECL and FUNCTION_DECL from within
+ 	nested functions if they refer to declarations from parent functions.
+ 	* stmt.c (expand_decl): Don't put automatic variables in registers
+ 	if the DECL_NONLOCAL flag is set.
+ 
+ 2003-04-18  Hans-Peter Nilsson  <hp@bitrange.com>
+ 
+ 	* gcse.c (compute_ld_motion_mems): For MEM destinations, only
+ 	consider those to be movable where the source matches
+ 	want_to_gcse_p.
+ 	(update_ld_motion_stores): In comment, refer to
+ 	compute_ld_motion_mems for validity of replacement.
+ 
+ Fri Apr 18 01:28:51 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* gcov-dump.c (tag_summary): Remove max_sum
+ 	* gcov-io.h (gcov_summary, gcov_write_summary,
+ 	gcov_read_summary): Kill max_sum.
+ 	* libgcov.c (gcov_exit): Do one pass over the data.  Make error
+ 	message more verbose.
+ 
+ 	* emit-rtl.c (subreg_hard_regno):  Check that register is
+ 	representable.
+ 	
+ 	* reload.c (reload_inner_reg_of_subreg):  When register is not
+ 	representable, reload the whole thing.
+ 	(find_reloads): Likewsie.
+ 	* rtlanal.c (subreg_representable_p):  New function.
+ 
+ 	* profile.c (compute_branch_probabilities):  Cleanup sanity checking;
+ 	allow negative probabilities for edges from the call to exit.
+ 	(branch_prob): Do not add fake edges for functions that may return
+ 	twice.
+ 
+ 2003-04-17  DJ Delorie  <dj@redhat.com>
+ 
+ 	* toplev.c (target_options): Add value field.
+ 	(set_target_switch): Handle target options with	values.
+ 	* doc/tm.texi: Document how fixed vs variable target
+ 	options work.
+ 	* config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
+ 	config/c4x/c4x.h, config/cris/aout.h, config/cris/cris.h,
+ 	config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
+ 	config/frv/frv.h, config/i386/i386.h, config/ia64/ia64.h,
+ 	config/m32r/m32r.h, config/m68hc11/m68hc11.h,
+ 	config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
+ 	config/mips/mips.h, config/mmix/mmix.h, config/pa/pa.h,
+ 	config/rs6000/rs6000.h, config/rs6000/sysv4.h,
+ 	config/s390/s390.h, config/sparc/sparc.h, config/v850/v850.h:
+ 	Add value initializer to target options.
+ 
+ 2003-04-07  Loren James Rittle  <ljrittle@acm.org>
+ 
+ 	* cpppch.c (cpp_valid_state): Unconditionally initialize nl.
+ 
+ 2003-04-17  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* reload1.c (move2add_last_cc0): New.
+ 	(reload_cse_move2add): Detect implicit sets.
+ 	(move2add_note_store): Notice a store into cc0.
+ 
+ 2003-04-17  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	PR c/10375
+ 	* c-decl.c (duplicate_decls): Preserve "const" and "noreturn"
+ 	function attributes.
+ 
+ 2003-04-17  Janis Johnson  <janis187@us.ibm.com>
+ 
+ 	* doc/sourcebuild.texi (Test Suites): Document support for testing
+ 	binary compatibility (moved from testsuite/README.compat).
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/ia64/ia64.c (ia64_in_small_data_p): Disallow strings.
+ 
+ 2003-04-17  Simon Law  <sfllaw@engmail.uwaterloo.ca>
+ 
+ 	* doc/include/gpl.texi: Fix double-spacing after "MA" to match
+ 	the one provided by the FSF.
+ 
+ 2003-04-17  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+ 
+ 	* doc/install.texi (Binaries): Update URL and list of platforms
+ 	provided by ftp.thewrittenword.com.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/xtensa/xtensa.c (xtensa_encode_section_info): Remove.
+ 	(call_insn_operand): Use SYMBOL_REF_LOCAL_P.
+ 	* config/xtensa/xtensa.md (call, call_value): Likewise.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/v850/v850.c (print_operand): Use SYMBOL_REF_[ZST]DA.
+ 	(print_operand_address): Likewise.
+ 	(ep_memory_operand): Likewise.
+ 	(special_symbolref_operand): Likewise.
+ 	(v850_encode_data_area): Use SYMBOL_REF_FLAGS.
+ 	(v850_encode_section_info): Call default_encode_section_info.
+ 	(v850_strip_name_encoding): Remove.
+ 	* config/v850/v850.h (EXTRA_CONSTRAINT): Use SYMBOL_REF_[ZST]DA.
+ 	(ASM_OUTPUT_LABELREF): Remove.
+ 	(ZDA_NAME_FLAG_CHAR, ZDA_NAME_P): Remove.
+ 	(SDA_NAME_FLAG_CHAR, SDA_NAME_P): Remove.
+ 	(TDA_NAME_FLAG_CHAR, TDA_NAME_P): Remove.
+ 	(ENCODED_NAME_P): Remove.
+ 	(SYMBOL_FLAG_ZDA, SYMBOL_REF_ZDA_P): New.
+ 	(SYMBOL_FLAG_SDA, SYMBOL_REF_SDA_P): New.
+ 	(SYMBOL_FLAG_TDA, SYMBOL_REF_TDA_P): New.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/stormy16/stormy16.c (xstormy16_encode_section_info): Kill.
+ 	* config/stormy16/stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use
+ 	SYMBOL_REF_FUNCTION_P.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/sparc/sparc.c (sparc_encode_section_info): Remove.
+ 	(data_segment_operand): Use SYMBOL_REF_FUNCTION_P.
+ 	(text_segment_operand): Likewise.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/sh/sh.c (gen_datalabel_ref): Don't add SH_DATALABEL_ENCODING.
+ 	(tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
+ 	(legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
+ 	(sh_encode_section_info): Remove.
+ 	(sh_strip_name_encoding): Remove.
+ 	* config/sh/sh.h (SH_DATALABEL_ENCODING): Remove.
+ 	(DATALABEL_SYMNAME_P, STRIP_DATALABEL_ENCODING): Remove.
+ 	(SH_TLS_ENCODING, TLS_SYMNAME_P, STRIP_TLS_ENCODING): Remove.
+ 	(ASM_OUTPUT_LABELREF): Remove.
+ 	(ASM_OUTPUT_SYMBOL_REF): Use SYMBOL_REF_FUNCTION_P.
+ 	* config/sh/sh.md (*): Use SYMBOL_REF_LOCAL_P.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/s390/s390.c (SYMBOL_FLAG_ALIGN1): New.
+ 	(tls_model_chars): Remove.
+ 	(larl_operand): Use SYMBOL_REF_FLAGS.
+ 	(tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
+ 	(legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
+ 	(s390_output_mi_thunk): Likewise.
+ 	(s390_emit_prologue): Set SYMBOL_FLAG_LOCAL as needed.
+ 	(s390_function_profiler): Likewise.
+ 	(s390_encode_section_info): Use default_encode_section_info
+ 	and SYMBOL_FLAG_ALIGN1.
+ 	(s390_strip_name_encoding): Remove.
+ 	* config/s390/s390.h (ASM_OUTPUT_LABELREF): Remove.
+ 	* config/s390/s390.md (call, call_value): Use SYMBOL_REF_LOCAL_P.
+ 	(builtin_setjmp_receiver): Set SYMBOL_FLAG_LOCAL as needed.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/ns32k/ns32k.c (ns32k_encode_section_info): Remove.
+ 	(global_symbolic_reference_mentioned_p): Use SYMBOL_REF_LOCAL_P.
+ 	(print_operand_address): Likewise.
+ 
+ 	* config/ns32k/ns32k.h (CANNOT_CHANGE_MODE_CLASS): Add CLASS argument.
+ 	* config/ns32k/ns32k.c (expand_block_move): Don't check
+ 	flag_unroll_loops.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/mcore/mcore.c (mcore_encode_section_info): Don't set
+ 	SYMBOL_REF_FLAG.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* rtl.h (SYMBOL_FLAG_MACH_DEP_SHIFT): New.
+ 
+ 	* config/m32r/m32r.c (SYMBOL_FLAG_MODEL_SHIFT): New.
+ 	(SYMBOL_REF_MODEL): New.
+ 	(LIT_NAME_P): Move from m32r.h.
+ 	(m32r_select_section): Remove.
+ 	(m32r_encode_section_info): Use SYMBOL_REF_FLAGS.
+ 	(m32r_strip_name_encoding): Remove.
+ 	(m32r_in_small_data_p): New.
+ 	(small_data_operand): Use SYMBOL_REF_SMALL_P.
+ 	(addr24_operand): Use SYMBOL_REF_MODEL.
+ 	(call26_operand): Likewise.
+ 	(addr32_operand): Tidy.
+ 	(m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
+ 	* config/m32r/m32r.h (RODATA_SECTION_ASM_OP): Remove.
+ 	(SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Remove.
+ 	(READONLY_DATA_SECTION_ASM_OP): Remove.
+ 	(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
+ 	(SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Remove.
+ 	(TARGET_ASM_SELECT_SECTION): Remove.
+ 	(SDATA_FLAG_CHAR, MEDIUM_FLAG_CHAR, LARGE_FLAG_CHAR): Remove.
+ 	(SDATA_NAME_P, SMALL_NAME_P, MEDIUM_NAME_P): Remove.
+ 	(LARGE_NAME_P, ENCODED_NAME_P): Remove.
+ 	(ASM_OUTPUT_LABELREF): Remove.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/ip2k/ip2k.c (is_regfile_address): Use SYMBOL_REF_FUNCTION_P.
+ 	(encode_section_info): Remove.
+ 	* config/ip2k/ip2k-protos.h: Update.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* varasm.c (default_encode_section_info): Don't set
+ 	SYMBOL_FLAG_EXTERNAL if not TREE_PUBLIC.
+ 	* config/i370/i370.c (i370_encode_section_info): Remove.
+ 	* config/i370/i370.h (CONSTANT_ADDRESS_P): Use SYMBOL_REF_EXTERNAL_P.
+ 	(PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Likewise.
+ 	* config/i370/i370.md (movsi): Likewise.
+ 
+ 	* config/i370/t-i370: Add missing backslash.
+ 
+ 2003-04-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	* doc/invoke.texi (inline-limit): Fix pasto.
+ 
+ 2003-04-17  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/h8300/h8300.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): New.
+ 	(small_call_insn_operand): Use it.
+ 	(SYMBOL_FLAG_EIGHTBIT_DATA): New.
+ 	(h8300_eightbit_constant_address_p): Use it.
+ 	(SYMBOL_FLAG_TINY_DATA): New.
+ 	(h8300_tiny_constant_address_p): Use it.
+ 	(h8300_encode_label, h8300_strip_name_encoding): Remove.
+ 	(h8300_encode_section_info): Set SYMBOL_REF_FLAGS.
+ 	* config/h8300/h8300.h (TINY_DATA_NAME_P): Remove.
+ 	(ASM_OUTPUT_LABELREF): Remove.
+ 
+ 2003-04-16  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/frv/frv.c (symbol_ref_small_data_p): Remove.  Replace
+ 	all users with SYMBOL_REF_SMALL_P.
+ 	(const_small_data_p): Use SYMBOL_REF_SMALL_P.
+ 	(frv_encode_section_info): Remove.
+ 	(frv_strip_name_encoding): Remove.
+ 	(frv_in_small_data_p): Merge tests from encode_section_info.
+ 	(frv_print_operand): Use '@' not SDATA_FLAG_CHAR.
+ 	* config/frv/frv.h (SDATA_FLAG_CHAR): Remove.
+ 	(SDATA_NAME_P): Remove.
+ 	(ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use SIZE not SDATA_NAME_P.
+ 	(ASM_OUTPUT_LABELREF): Remove.
+ 	(PRINT_OPERAND_PUNCT_VALID_P): Use '@' not SDATA_FLAG_CHAR.
+ 
+ 	* config/frv/frv.c (frv_asm_out_constructor): New.
+ 	(frv_asm_out_destructor): New.
+ 	* config/frv/frv.h (CTORS_SECTION_ASM_OP): New.
+ 	(DTORS_SECTION_ASM_OP): New.
+ 	(ASM_OUTPUT_CONSTRUCTOR): Remove.
+ 	(ASM_OUTPUT_DESTRUCTOR): Remove.
+ 
+ 2003-04-16  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/cris/cris.c (cris_gotless_symbol, cris_got_symbol): Use
+ 	SYMBOL_REF_LOCAL_P; abort if not pic.
+ 	(cris_encode_section_info): Remove.
+ 
+ 2003-04-16  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/c4x/c4x.c (c4x_encode_section_info): Remove.
+ 	(c4x_T_constraint): Use SYMBOL_REF_FUNCTION_P.
+ 
+ 	* config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Declare
+ 	flag_inline_trees.
+ 
+ 2003-04-16  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/avr/avr.c (avr_encode_section_info): Remove.
+ 	(avr_insert_attributes): New.
+ 	(print_operand_address): Use SYMBOL_REF_FUNCTION_P.
+ 	(avr_assemble_integer): Likewise.
+ 
+ 2003-04-16  Richard Henderson  <rth@redhat.com>
+ 
+ 	* arc.c (arc_encode_section_info): Remove.
+ 	(arc_assemble_integer): Use SYMBOL_REF_FUNCTION_P.
+ 	(arc_print_operand, arc_print_operand_address): Likewise.
+ 	* arc.h (EXTRA_CONSTRAINT): Likewise.
+ 
+ 2003-04-16  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* c-semantics.c (find_reachable_label): New function to find a
+ 	potentially reachable label in an expression.
+ 	(expand_unreachable_if_stmt): Similar to expand_if_stmt but
+ 	assumes the start of the IF_STMT is unreachable (dead) code.
+ 	(expand_unreachable_stmt): Similar to expand_stmt but assumes
+ 	the start of the statement list is unreachable (dead) code.
+ 	(genrtl_if_stmt):  If the controlling expression of the IF
+ 	is constant, use expand_unreachable_stmt for the THEN or ELSE
+ 	clause as appropriate.
+ 	(genrtl_switch_stmt):  Use expand_unreachable_stmt to expand
+ 	the body of a SWITCH statement.
+ 	(expand_stmt): The code immediately following a "return",
+ 	"break", "continue" or "goto" is unreachable.
+ 	* Makefile.in (c-semantics.o): Depend upon tree-inline.h.
+ 
+ 2003-04-16  Richard Henderson  <rth@redhat.com>
+ 
+ 	* rtl.h (MEM_ALIAS_SET): Update documentation.
+ 	* doc/rtl.texi (Special Accessors): New node.
+ 	(SYMBOL_REF_FLAG): Note relationship with SYMBOL_REF_FLAGS.
+ 
+ 2003-04-16  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* reload1.c (reload_cse_noop_set_p): Return false if mode of
+ 	SET_DEST is not the same as that returned by...
+ 	* cselib.h (cselib_reg_set_mode): ... new function.
+ 	* cselib.c (cselib_reg_set_mode): Define it.
+ 	(REG_VALUES): Document semantics of first element as set mode.
+ 	(cselib_subst_to_values): Skip first element if ELT is NULL.
+ 	(cselib_lookup): Likewise.  Insert past the first element.
+ 	(cselib_invalidate_regno): NULLify first element.
+ 	(cselib_record_set): Set first element.
+ 
+ 2003-04-16  Olivier Hainque <hainque@act-europe.fr>
+ 
+ 	* tree.c (skip_simple_arithmetics_at, saved_expr_p): New functions.
+ 	(save_expr): Replace loop by call to skip_simple_arithmetics_at.
+ 	* tree.h: Add prototypes for the two new functions.
+ 	* fold-const.c (fold_binary_op_with_conditional_arg): Replace test
+ 	updates introduced in the previous revision by call to saved_expr_p.
+ 	* stor-layout.c (put_pending_size): Use skip_simple_arithmetics_at.
+ 
+ 	* expr.c (store_field): Force usage of bitfield instructions when
+ 	the field position requires it, whatever SLOW_UNALIGNED_ACCESS.
+ 	(expand_expr, case BIT_FIELD_REF): likewise.
+ 
+ 2003-04-16  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	PR middle-end/8866
+ 	* cfgtrl.c (try_redirect_by_replacing_jump): Do not delete
+ 	jumptables.
+ 
+ 2003-04-16  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/ia64/ia64.c (sdata_symbolic_operand): Use
+ 	SYMBOL_REF_SMALL_P and SYMBOL_REF_LOCAL_P.
+ 	(tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
+ 	(function_operand): Use SYMBOL_REF_FUNCTION_P.
+ 	(ia64_expand_load_address): Likewise.
+ 	(ia64_assemble_integer): Likewise.
+ 	(ia64_encode_section_info): Remove.
+ 	(ia64_strip_name_encoding): Remove.
+ 	* config/ia64/ia64.h (ENCODE_SECTION_INFO_CHAR): Remove.
+ 	* config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't strip it.
+ 
+ 2003-04-16  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): New.
+ 	(samegp_function_operand): Use SYMBOL_FLAG_SAMEGP.
+ 	(direct_call_operand): Use SYMBOL_FLAG_NEAR.
+ 	(local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
+ 	(small_symbolic_operand): Use SYMBOL_REF_SMALL_P.
+ 	(global_symbolic_operand): Similarly.
+ 	(tls_symbolic_operand_1): Use SYMBOL_REF_TLS_MODEL.
+ 	(tls_symbolic_operand_type): Likewise.
+ 	(alpha_encode_section_info): Use default_encode_section_info.
+ 	(alpha_strip_name_encoding): Remove.
+ 	(get_tls_get_addr): Split out from ...
+ 	(alpha_legitimize_address): ... here.
+ 	(alpha_emit_xfloating_libcall): Use init_one_libfunc.
+ 	(get_some_local_dynamic_name_1): Use SYMBOL_REF_TLS_MODEL.
+ 	(alpha_initialize_trampoline): Use init_one_libfunc.
+ 	(alpha_setup_incoming_varargs): Mark unused parameters.
+ 	(alpha_initial_elimination_offset): Likewise.
+ 	(alpha_end_function): Use SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP.
+ 	(unicosmk_unique_section): Use default_strip_name_encoding.
+ 	(unicosmk_ssib_name, unicosmk_output_externs): Likewise.
+ 
+ 2003-04-16  Aldy Hernandez  <aldyh@redhat.com>
+ 
+ 	* config.gcc: Add t-spe for eabispe.
+ 
+ 	* config/rs6000/t-spe: New.
+ 
+ 2003-04-16  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	Re-apply this patch:
+ 
+ 	2002-05-16  Dale Johannesen  <dalej@apple.com>
+ 	  * combine.c (cant_combine_insn_p):  Reenable combinations
+ 	  involving hard regs unless CLASS_LIKELY_SPILLED_P.
+ 
+ 2003-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+ 
+ 	PR/10271
+ 	* pa-protos.h (function_arg): Remove last argument.
+ 	* pa.c (function_arg): Likewise.  Use CUMULATIVE_ARGS struct instead.
+ 	* pa.h (struct hppa_args): Add member incoming.
+ 	(INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Initialize
+ 	member incoming.
+ 	(FUNCTION_ARG): Revise call to function_arg.
+ 	(FUNCTION_INCOMING_ARG): Delete.
+ 
+ 2003-04-15  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* configure.in: Unify the code which creates symlinks to a
+ 	just-built as, ld, objdump, and nm with the code that detects
+ 	their presence for purposes of feature tests.
+ 	* configure: Regenerate.
+ 
+ 2003-04-15  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* varasm.c (output_constant_def): Do not consult
+ 	CONSTANT_AFTER_FUNCTION_P.  Remove all code predicated on it.
+ 	(after_function_constants, output_after_function_constants): Delete.
+ 	* doc/tm.texi: Delete documentation of CONSTANT_AFTER_FUNCTION_P.
+ 	* config/mips/mips-protos.h, config/mips/mips.c
+ 	(mips16_constant_after_function_p): Delete.
+ 	* config/mips/mips.h: Delete #if-0-ed definition of
+ 	CONSTANT_AFTER_FUNCTION_P.
+ 	* config/d30v/d30v.h, config/stormy16/stormy16.h: Remove
+ 	mention of CONSTANT_AFTER_FUNCTION_P in comment.
+ 
+ 2003-04-15  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* tree.c (next_decl_uid): Mark with GTY.
+ 	(next_type_uid): Likewise.
+ 
+ 2003-04-15  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	PR target/9594:
+ 	* sh.c (barrier_align): Also recognize stuff_delay_slot as
+ 	an indicator that a barrier was created by branch splitting.
+ 
+ 2003-04-15  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* c-decl.c (implicitly_declare): Copy declarations that are going
+ 	to be placed in a local scope.
+ 
+ 2003-04-15  James A. Morrison  <ja2morri@uwaterloo.ca>
+ 
+ 	* invoke.texi (Spec Files): Wrap if-exists-else example.
+ 	(MCore): Remove duplicate @itemx entries and @opindex entries.
+ 
+ 2003-04-15  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* unwind.inc (_Unwind_Backtrace): New function.
+ 	* unwind.h (_Unwind_Backtrace): Declare it.
+ 	* libgcc-std.ver (_Unwind_Backtrace): Export it.
+ 
+ 2003-04-14  Jason Merrill  <jason@redhat.com>
+ 
+ 	PR middle-end/10336, c++/10401
+ 	* jump.c (never_reached_warning): Also stop looking if we reach the
+ 	beginning of the function.
+ 
+ 2003-04-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	PR target/10338
+ 	PR bootstrap/10198
+ 	PR bootstrap/10140
+ 	* fixinc/gnu-regex.c (regerror): Use mempcpy not __mempcpy.
+ 
+ 2003-04-15  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* i386.md (abssf2_if+1): Make condition agree with abssf2_1 .
+ 
+ 2003-04-15  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+ 
+ 	* optabs.c (expand_binop): In multi-word add cases, ensure
+ 	XTARGET is copied to TARGET if they are different.
+ 
+ 2003-04-15  Olivier Hainque <hainque@act-europe.fr>
+ 
+ 	* except.c (resolve_fixup_regions): Avoid dereferencing null pointer
+ 	to region, possible after integration of function with unreachable
+ 	regions that were optimized away.
+ 
+ 2003-04-15  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* config/rs6000/rs6000.h (EPILOGUE_USES): Use register 2,
+ 	instead of TOC_REGISTER in epilogue in
+ 	current_function_calls_eh_return functions.
+ 
+ 2003-04-14  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* doc/extend.texi (Empty Structures): Correct description of G++'s
+ 	handling of these structures.
+ 
+ 	* c-decl.c (grokdeclarator): Reject extern redeclarations of
+ 	static variables.
+ 
+ 2003-04-14  Janis Johnson  <janis287@us.ibm.com>
+ 
+ 	* config/rs6000/rs6000.md (define_constants): Define constants for
+ 	all UNSPEC usage, including new values for TLS support.
+ 	(aux_truncdfsf2, fctiwz, movsi_got, movsi_got_internal,
+ 	load_toc_aix_si, load_toc_aix_di, load_toc_v4_pic_si,
+ 	load_toc_v4_PIC_1, load_toc_v4_PIC_1b, load_macho_picbase,
+ 	macho_correct_pic, blockage, move_from_CR_ov_bit, movesi_from_cr,
+ 	stack_tie, movsi_to_cr_one, movsi_to_cr, mtcrfsi, eh_set_lr_si,
+ 	eh_set_lr_di): Use them.
+ 	* rs6000.c: (mtcrf_operation, uses_TOC, rs6000_emit_prologue,
+ 	rs6000_emit_epilogue) Use them.
+ 
+ 	* rtl.h (SYMBOL_REF_TLS_MODEL): Fix mask value.
+ 
+ 2003-04-14  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* Makefile.in (c-opts.o): Use custom action.
+ 
+ 2003-04-14  Douglas B Rupp  <rupp@gnat.com>
+ 
+ 	* ifcvt.c (noce_process_if_block): Fail on BLKmode move.
+ 
+ 2003-04-14  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+ 
+ 	* stor-layout.c (layout_type, case ARRAY_TYPE): Add missing code to
+ 	handle "superflat arrays" in Ada.
+ 
+ 	* integrate.c (expand_inline_function): Don't inline if would
+ 	lose /u on a BLKmode TARGET.
+ 
+ 2003-04-14  Joel Brobecker  <brobecker@gnat.com>
+ 
+ 	* dbxout.c (print_int_cst_bounds_in_octal_p): New function,
+ 	extracted from dbxout_type.
+ 	(dbxout_range_type): print large bounds in octal format.
+ 	(dbxout_type): Replace extracted code by call to
+ 	print_int_cst_bounds_in_octal_p.
+ 
+ 	* dwarf2out.c (gen_compile_unit_die): Emit DW_LANG_Ada95 instead
+ 	of DW_LANG_Ada83 for Ada units.
+ 
+ 2003-04-14  Olivier Hainque <hainque@act-europe.fr>
+ 
+ 	* explow.c (round_push): Use HOST_WIDE_INT instead of int for the
+ 	temporary used to round CONST_INT sizes.
+ 
+ 	* tree.c (int_fits_type_p): Extract generic checks from the case
+ 	of constant type bounds. Refine the checks against constant type
+ 	bounds to allow for possible decisions against each of these bounds
+ 	without requiring both bounds to be constant.
+ 	(tree_int_cst_msb): Put back.
+ 	* tree.h (tree_int_cst_msb): Likewise.
+ 
+ 	* global.c (global_conflicts): Prevent allocation of call clobbered
+ 	hard regs to pseudos live across abnormal edges, as later passes are
+ 	not ready to handle them.
+ 
+ 	* fold-const.c (fold): Reorder tests for conditional expressions.
+ 
+ 	* expr.c (highest_pow2_factor): Return unsigned.
+ 	* expr.h (offset_address): Likewise.
+ 	* emit-rtl.c (offset_address): POW2 argument now unsigned.
+ 
+ 2003-04-14  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* builtins.c (expand_builtin_strlen):  Evaluate the lengths of
+ 	string literals at compile-time.
+ 
+ 2003-04-14  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* fold-const.c (fold):  Transform (c1 - x) cmp c2, where cmp is a
+ 	comparison operation and c1/c2 are floating point constants into
+ 	x swap(cmp) (c1 - c2).
+ 
+ 2003-04-14  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* genautomata.c (output_translate_vect): Fix a typo in loop
+ 	condition.
+ 
+ 2003-04-14  Hans-Peter Nilsson  <hp@axis.com>
+ 
+ 	PR target/10377
+ 	* config/cris/cris.md ("*mov_sideqi", "*mov_sidehi")
+ 	("*mov_sidesi", "*mov_sideqi_mem", "*mov_sidehi_mem")
+ 	("*mov_sidesi_mem", "*clear_sidesi", "*clear_sidehi")
+ 	("*clear_sideqi", "*ext_sideqihi", "*ext_sideqisi")
+ 	("*ext_sidehisi", "*op_sideqi", "*op_sidehi", "*op_sidesi")
+ 	("*op_swap_sideqi", "*op_swap_sidehi", "*op_swap_sidesi")
+ 	("*extopqihi_side", "*extopqisi_side", "*extophisi_side")
+ 	("*extopqihi_swap_side", "*extopqisi_swap_side")
+ 	("*extophisi_swap_side", 8th, 9th, 10th, 11th, 14th peepholes):
+ 	When next to constraint R, replace constraint i with n.
+ 
+ Mon Apr 14 16:18:37 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	PR opt/10024
+ 	* cfgrtl.c (force_nonfallthru_and_redirect): Use unchecked_make_edge.
+ 
+ 2003-04-14  Kriang Lerdsuwanakij  <lerdsuwa@users.sourceforge.net>
+ 
+ 	* doc/contrib.texi (Contributors): Correct my entry.
+ 
+ 2003-04-13  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* tree.h (DECL_BUILT_IN_NONANSI): Remove.
+ 	* c-common.c (builtin_function_2): Don't set DECL_BUILT_IN_NONANSI.
+ 	* c-decl.c (duplicate_decls): Use invariant DECL_BUILT_IN_NONANSI
+ 	implies DECL_BUILT_IN to simplify logic.
+ 	* print-tree.c (print_node): Don't dump DECL_BUILT_IN_NONANSI.
+ 
+ 2003-04-13  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* builtin-types.def (BT_FN_STRING_CONST_STRING): New builtin type.
+ 	(BT_FN_PTR_SIZE_SIZE): Likewise.
+ 	* builtins.def (BUILT_IN_MALLOC, BUILT_IN_CALLOC, BUILT_IN_STRDUP):
+ 	New built-in functions for malloc, calloc and strdup respectively.
+ 	* calls.c (special_function_p): No need to handle malloc-like
+ 	functions any longer.  ECF_MALLOC is set via built-in attributes.
+ 
+ 	* c-decl.c (duplicate_decls): Preserve pure and malloc attributes.
+ 
+ 	* doc/extend.texi: Document these new built-in functions.
+ 
+ 2003-04-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* builtins.c (expand_builtin_memcpy): Add `endp' argument, use it.
+ 	(expand_builtin_stpcpy): New.
+ 	(expand_builtin): Add BUILT_IN_MEMPCPY & BUILT_IN_STPCPY.
+ 	* builtins.def: Add mempcpy & stpcpy support.
+ 	* doc/extend.texi (mempcpy, stpcpy): Document new builtins.
+ 
+ 2003-04-13  Nick Clifton  <nickc@redhat.com>
+ 
+ 	* config/rs6000/rs6000.c: Replace occurrences of "GNU CC" with
+ 	"GCC".
+ 	* config/rs6000/40x.md, config/rs6000/603.md,
+ 	config/rs6000/6xx.md, config/rs6000/7450.md, config/rs6000/7xx.md,
+ 	config/rs6000/8540.md, config/rs6000/aix.h, config/rs6000/aix31.h,
+ 	config/rs6000/aix3newas.h, config/rs6000/aix41.h,
+ 	config/rs6000/aix43.h, config/rs6000/aix51.h,
+ 	config/rs6000/aix52.h, config/rs6000/altivec-defs.h,
+ 	config/rs6000/altivec.h, config/rs6000/altivec.md,
+ 	config/rs6000/beos.h, config/rs6000/darwin.h,
+ 	config/rs6000/eabi.h, config/rs6000/eabialtivec.h,
+ 	config/rs6000/eabisim.h, config/rs6000/eabispe.h,
+ 	config/rs6000/freebsd.h, config/rs6000/gnu.h,
+ 	config/rs6000/host-darwin.c, config/rs6000/linux.h,
+ 	config/rs6000/linux64.h, config/rs6000/linuxaltivec.h,
+ 	config/rs6000/lynx.h, config/rs6000/mach.h, config/rs6000/mpc.md,
+ 	config/rs6000/netbsd.h, config/rs6000/power4.md,
+ 	config/rs6000/rios1.md, config/rs6000/rios2.md,
+ 	config/rs6000/rs6000-c.c, config/rs6000/rs6000-modes.def,
+ 	config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
+ 	config/rs6000/rs6000.h, config/rs6000/rs6000.md,
+ 	config/rs6000/rs64.md, config/rs6000/rtems.h, config/rs6000/spe.h,
+ 	config/rs6000/spe.md, config/rs6000/sysv4.h,
+ 	config/rs6000/sysv4le.h, config/rs6000/vxworks.h,
+ 	config/rs6000/windiss.h, config/rs6000/xcoff.h: Likewise.
+ 
+ 2003-04-13  Nick Clifton  <nickc@redhat.com>
+ 
+ 	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Delete
+ 	support for -mcall-aix switch.
+ 	* config/rs6000/eabiaix.h: Delete.
+ 	* config/rs6000/rs6000.h (rs6000_abi): Remove ABI_AIX_NODESC.
+ 	(RS6000_REG_SAVE, RS6000_SAVE_AREA, FP_ARGS_MAX_REG,
+ 	RETURN_ADDRESS_OFFSET): Remove use of ABI_AIX_NODESC.
+ 	* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Likewise.
+ 	* config/rs6000/rs6000.c (print_operand, rs6000_stack_info,
+ 	debug_stack_info, output_function_profiler,
+ 	rs6000_trampoline_size, rs6000_initialise_trampoline): Likewise.
+ 	* config/rs6000/rs6000.md (call, call_value, call_nonlocal_sysv,
+ 	call_indirect_nonlocal_sysv, call_value_indirect_nonlocal_sysv,
+ 	call_value_nonlocal_sysv, sibcall_value_nonlocal_sysv,
+ 	sibcall_nonlocal_sysv, sibcall_value_local64): Likewise.
+ 	* config/rs6000/t-ppcgas (MULTILIB_OPTIONS): Remove mcall-aix
+ 	multilibs.
+ 	(MULTILIB_DIRNAMES): Remove mcall-aix directories.
+ 	(MULTILIB_EXCEPTIONS): Delete.
+ 	(MULTILIB_MATCHES): Remove mcall-aix matches.
+ 
+ 	* doc/fragments.texi: Replace -mcall-aix example with an ARM
+ 	one.
+ 	* doc/install.texi: Delete powerpc-*-eabiaix target.
+ 	* doc/invoke.texi: Remove documentation of mcall-aix switch.
+ 	* doc/tm.texi: Remove mcall-aix from example CPP_SPEC.
+ 	* config.gcc: Delete powerpc-*-eabiaix target.
+ 
+ 2003-04-13  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* doc/invoke.texi: Fix typos.
+ 	* doc/tm.texi: Likewise.
+ 
+ 2003-04-12  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* c-typeck.c (digest_init, push_init_level): Use CONSTRUCTOR_ELTS.
+ 
+ 2003-04-12  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* tree.c (build_constructor): New function.
+ 	* tree.h: Prototype it.
+ 
+ 	* c-typeck.c (build_c_cast, pop_init_level)
+ 	* profile.c (build_function_info_value, build_gcov_info_value)
+ 	(create_profiler):
+ 	Use build_constructor.
+ 
+ 	* builtins.c (expand_builtin_args_info): Remove #if 0 blocks.
+ 
+ 	* objc/objc-act.c (build_constructor):
+ 	Rename objc_build_constructor. Use build_constructor.
+ 	(build_objc_string_object, objc_add_static_instance)
+ 	(init_def_list, init_objc_symtab, init_module_descriptor)
+ 	(generate_static_references, build_selector_translation_table)
+ 	(build_descriptor_table_initializer, generate_descriptor_table)
+ 	(build_protocol_initializer, build_ivar_list_initializer)
+ 	(generate_ivars_list, build_dispatch_table_initializer)
+ 	(generate_dispatch_table, generate_protocol_list)
+ 	(build_category_initializer, build_shared_structure_initializer):
+ 	Update to match.
+ 
+ 2003-04-12  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* intl.h: #define gcc_gettext_width to strlen when !ENABLE_NLS.
+ 
+ 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11-protos.h
+ 	(m68hc11_eq_compare_operator): Declare
+ 	* config/m68hc11/m68hc11.h (PREDICATE_CODES): Register new predicate.
+ 	* config/m68hc11/m68hc11.c (m68hc11_eq_compare_operator): New predicate
+ 	(d_register_operand): Check the operand mode.
+ 	(hard_addr_reg_operand): Likewise.
+ 
+ 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11.md ("decrement_and_branch_until_zero"): New
+ 	pattern for dbcc/ibcc generation for 68HC12.
+ 	("doloop_end"): New pattern.
+ 	("m68hc12_dbcc_dec_hi"): New pattern for dbeq/dbne.
+ 	("m68hc12_dbcc_inc_hi"): New pattern for ibeq/ibne.
+ 	("m68hc12_dbcc_dec_qi"): New pattern.
+ 	("m68hc12_dbcc_inc_qi"): New pattern.
+ 	(split): Add split for the above when we can't use dbcc/ibcc due to
+ 	reloading.
+ 	(peephole2): Add peephole2 to generate the above when possible.
+ 
+ 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11.md ("bitcmpqi" split): No need to test the
+ 	mode of operand 0.
+ 	(peephole2 optimize const load): Likewise for operand 2.
+ 	("*rotlhi3_with_carry"): Change pattern to a const 1 rotate which
+ 	clobbers CC_REGNUM.
+ 	("*rotrhi3_with_carry"): Likewise.
+ 	(ashift:DI 1 split): Update pattern to create the above rotate.
+ 	(lshiftrt:DI 1 split): Likewise.
+ 
+ 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11.md (SOFT_Z_REGNUM): New constant.
+ 	("tstqi_z_used" split): Use it.
+ 	("cmphi_z_used"): Likewise.
+ 	("bitcmpqi_z_used"): Likewise; also use SP_REGNUM constant.
+ 	("cmpqi_z_used"): Likewise.
+ 
+ 2003-04-12  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	PR c++/7910
+ 	* config/i386/winnt.c (i386_pe_mark_dllimport): Fix thinko.
+ 
+ 2003-04-12  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* configure.in: Check for wchar.h, mbstowcs, and wcswidth.
+ 	* configure, config.in: Regenerate.
+ 	* intl.c (gcc_gettext_width): New function.
+ 	* intl.h: Prototype it.
+ 
+ 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11.h (TARGET_SWITCHES): Fix -mnominmax option;
+ 	recognize -mnorelax.
+ 	(reg_class): Add Z_OR_S_REGS to represent soft registers with Z
+ 	(REG_CLASS_NAMES): Add its name.
+ 	(REG_CLASS_CONTENTS): Define its content.
+ 
+ 2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/larith.asm (memcpy): Use ARG macro to access stack
+ 	parameters so that offsets are valid for far definition.
+ 	(__mulsi3): Likewise and use ret to return.
+ 	(___adddi3, ___subdi3, ___notdi2, ): Don't use it to save the result.
+ 
+ 2003-04-12  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/rs6000.c (rs6000_hash_constant): Skip '0' fields.
+ 
+ 2003-04-12  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* mklibgcc.in (libgcc-stage-start): For every multilib  directory
+ 	containing a libgcc.a, move lib* to the corresponding stage dir.
+ 
+ 	* Makefile.in (stage1-start, stage2-start, stage3-start,
+ 	stage4-start): Move $(SPECS) to specs in stage dir.
+ 	(unstage1 unstage2 unstage3 unstage4): Move specs in stage dir
+ 	back as $(SPECS).
+ 
+ 	* mklibgcc.in (libgcc-stage-start): Move into the stage directory
+ 	object files from the non-libgcc/ multilib directories as well.
+ 
+ 2003-04-11  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* profile.c (read_counts_file): Initialise 'checksum'.
+ 
+ 	* emit-rtl.c (gen_rtx): Really correct typo.
+ 
+ 	PR c++/9393
+ 	* doc/invoke.texi (Debugging Options): Document -frandom-seed.
+ 	* configure.in: Check for gettimeofday.
+ 	* tree.c (flag_random_seed): Define.
+ 	(default_flag_random_seed): New.
+ 	(append_random_chars): Use flag_random_seed rather than trying
+ 	to acquire randomness here.
+ 	* tree.h (default_flag_random_seed): Declare.
+ 	* toplev.c (display_help): Add -frandom-seed and -fstack-limit-*
+ 	descriptions.
+ 	(decode_f_option): Handle -frandom-seed.
+ 	(print_switch_values): Call default_flag_random_seed.
+ 	* flags.h (flag_random_seed): Declare.
+ 	* configure: Regenerate.
+ 	* config.in: Regenerate.
+ 	* config/alpha/t-crtfm: Use -frandom-seed.
+ 
+ 	* doc/extend.texi (Empty Structures): New.
+ 
+ 	* c-pch.c: Include flags.h.  Add comments to routines.
+ 	(struct c_pch_validity): New.
+ 	(get_ident): Update PCH file version number.
+ 	(pch_init): Output current debugging type.
+ 	(c_common_valid_pch): Check debugging type.
+ 	* Makefile.in (c-pch.o): Update dependencies.
+ 	* flags.h (debug_type_names): Declare.
+ 	* toplev.c (debug_type_names): Move out of decode_g_option.
+ 
+ 2003-04-11  Eric Christopher  <echristo@redhat.com>
+ 
+ 	* emit-rtl.c (gen_rtx): Fix typos.
+ 
+ 2003-04-11  Richard Henderson  <rth@redhat.com>
+ 
+ 	* emit-rtl.c (gen_rtx): Zero '0' fields.
+ 
+ 2003-04-11  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR c++/10202
+ 	* expr.c (expand_expr): Use COMPLETE_OR_UNBOUND_ARRAY_TYPE_P
+ 	not COMPLETE_TYPE_P for re-invoking layout_decl.
+ 
+ 2003-04-11  Simon Law  <sfllaw@engmail.uwaterloo.ca>
+ 
+ 	* doc/bugreport.texi: Fix paragraph breaking between sections
+ 	in preparation for TeXinfo's paragraph indentation fixes.
+ 	* doc/extend.texi: Ditto.
+ 	* doc/invoke.texi: Ditto.
+ 	* doc/objc.texi: Ditto.
+ 	* doc/gcov.texi: Wrap 'gcov' in @command{}.
+ 	* doc/invoke.texi (Darwin Options): Add a preamble.
+ 
+ 2003-04-11  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/i386/i386.c (tls_model_chars): Remove.
+ 	(ix86_encode_section_info, ix86_strip_name_encoding): Remove.
+ 	(local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
+ 	(tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
+ 	(tls_symbolic_operand_1): Likewise.
+ 	(legitimate_pic_address_disp_p): Use SYMBOL_REF_LOCAL_P.
+ 	* config/i386/i386.h (TARGET_ENCODE_SECTION_INFO): Remove.
+ 	(TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove.
+ 	* config/i386/winnt.c (i386_pe_encode_section_info): Replace
+ 	bits "copied from i386.h" with default_encode_section_info.
+ 
+ 2003-04-11  Richard Henderson  <rth@redhat.com>
+ 
+ 	* rtl.def (SYMBOL_REF): Add two 0 fields.
+ 	* gengtype.c (adjust_field_rtx_def): Handle them.
+ 	* print-rtl.c (print_rtx): Print them.
+ 	* rtl.h (SYMBOL_REF_DECL, SYMBOL_REF_FLAGS): New.
+ 	(SYMBOL_FLAG_FUNCTION, SYMBOL_REF_FUNCTION_P): New.
+ 	(SYMBOL_FLAG_LOCAL, SYMBOL_REF_LOCAL_P): New.
+ 	(SYMBOL_FLAG_SMALL, SYMBOL_REF_SMALL_P): New.
+ 	(SYMBOL_FLAG_TLS_SHIFT, SYMBOL_REF_TLS_MODEL): New.
+ 	(SYMBOL_FLAG_EXTERNAL, SYMBOL_REF_EXTERNAL_P): New.
+ 	(SYMBOL_FLAG_MACH_DEP): New.
+ 	* optabs.c (init_one_libfunc): Zap fake SYMBOL_REF_DECL.
+ 	* varasm.c (make_decl_rtl): Set SYMBOL_REF_DECL.
+ 	(assemble_static_space): Set SYMBOL_REF_FLAGS.
+ 	(assemble_trampoline_template): Likewise.
+ 	(output_constant_def, force_const_mem): Likewise.
+ 	(default_encode_section_info): New.
+ 	* output.h: Declare it.
+ 	* target-def.h (TARGET_ENCODE_SECTION_INFO): Use it.
+ 
+ 2003-04-11  Richard Henderson  <rth@redhat.com>
+ 
+ 	* libfuncs.h (LTI_setbits, LTI_gcov_flush, LTI_gcov_init): New.
+ 	(setbits_libfunc, gcov_flush_libfunc, gcov_init_libfunc): New.
+ 	* optabs.c (init_optabs): Initialize them.
+ 	(init_libfuncs): Use init_one_libfunc.
+ 	* calls.c (expand_call): Use gcov_flush_libfunc.
+ 	* expr.c (store_constructor): Use setbits_libfunc.
+ 	* function.c (expand_main_function): Use init_one_libfunc.
+ 	* profile.c (create_profiler): Use gcov_init_libfunc and DECL_RTL.
+ 
+ 2003-04-11  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* doc/c-tree.texi (Functions): Remove DECL_REAL_CONTEXT
+ 	documentation; add DECL_FRIEND_CONTEXT.
+ 
+ 2003-04-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+ 
+ 	* doc/install.texi (hppa): Update links for HP-UX patches.  Revise
+ 	notes on linker selection and configuration for 64-bit HP-UX port.
+ 	* doc/invoke.texi (hppa): Remove hppa text from description for
+ 	-ffunction-sections and -fdata-sections.  Document -static, -nolibdld
+ 	and -threads options.
+ 
+ 	* pa-hpux10.h (LIB_SPEC): Add link options to resolve dependency of
+ 	libc.a on libdld.sl when -static is specified and -nolibdld is not
+ 	specified.
+ 	* pa64-hpux.h (LIB_SPEC): Likewise.
+ 	* pa-hpux11.h (LIB_SPEC): Likewise.
+ 	(LINK_SPEC): Add __gcc_plt_call as an undefined symbol when -shared
+ 	is not specified.
+ 
+ 2003-04-11  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* config/darwin-c.c (darwin_pragma_unused): Use lookup_name,
+ 	not IDENTIFIER_LOCAL_VALUE.
+ 
+ 2003-04-11  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR c/10201
+ 	* expr.c (expand_expr): Move DECL_RTL frobbing ...
+ 	* stor-layout.c (layout_decl): ... here.
+ 
+ 2003-04-11  James A. Morrison <ja2morri@uwaterloo.ca>
+ 
+ 	* doc/invoke.texi: Eliminate extra white-space caused by
+ 	@gccoptlist{ on its own line.
+ 	* doc/invoke.texi: Ensured there are two spaces between each option.
+ 	* doc/invoke.texi: Re-wrapped option lines that were too wide.
+ 	Added @gol to options that didn't have them.
+ 
+ 2003-04-11  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* Makefile.in (loop-init.o): Do not depend on gcov-io.h,
+ 	gcov-iov.h.
+ 
+ 	Simplify interface to gcov reading and writing.
+ 	* gcov-io.h (gcov_file, gcov_position, gcov_length, gcov_buffer,
+ 	gcov_alloc, gcov_modified, gcov_errored): Move into ...
+ 	(struct gcov_var gcov_var): ... this static structure.
+ 	(gcov_write_unsigned, gcov_write_counter, gcov_write_string):
+ 	Return void.
+ 	(gcov_read_unsigned, gcov_read_couter, gcov_read_string): Return
+ 	read object.
+ 	(gcov_read_bytes, gcov_write_bytes): Set error flag on error.
+ 	(gcov_reserve_length): Remove.
+ 	(gcov_write_tag): New.
+ 	(gcov_write_length): Adjust.
+ 	(gcov_read_summary, gcov_write_summary): Adjust.
+ 	(gcov_eof, gcov_ok): Rename to ...
+ 	(gcov_is_eof, gcov_is_error): ... here. Return error code.
+ 	(gcov_save_position, gcov_resync): Rename to ...
+ 	(gcov_position, gcov_seek): ... here.
+ 	(gcov_skip, gcov_skip_string): Remove.
+ 	(gcov_error): Remove.
+ 	(gcov_open, gcov_close): Adjust.
+ 	* gcov.c (find_source): Take const char *, copy it on allocation.
+ 	(read_graph_file): Adjust.
+ 	(read_count_file): Adjust.
+ 	* libgcov.c (gcov_exit): Adjust.
+ 	* gcov-dump.c (tag_function, tag_blocks, tag_arcs, tag_lines,
+ 	tag_arc_counts, tag_summary): Return void. Adjust.
+ 	(struct tag_format): Adjust proc member.
+ 	(dump_file): Adjust gcov calls.
+ 
+ 2003-04-11  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* Makefile.in (fixinc.sh): Pass BUILD_LIBERTY as LIBERTY to
+ 	mkfixinc.sh.
+ 	* fixinc/mkfixinc.sh (defs): Add LIBERTY.
+ 	* configure.in (STMP_FIXINC, STMP_FIXPROTO): Don't disable on
+ 	build != host sysrooted builds.
+ 	* configure.in (SYSTEM_HEADER_DIR): Make sure it contains
+ 	TARGET_SYSTEM_ROOT even on sysrooted natives.
+ 	* configure: Rebuilt.
+ 
+ 2003-04-10  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* c-decl.c (struct binding_level): Add shadowed_tags and
+ 	function_body; remove this_block, tag_transparent, and
+ 	subblocks_tag_transparent; update comments.
+ 	(clear_binding_level, lookup_tag_reverse): Kill.
+ 	(make_binding_level): Use ggc_alloc_cleared or memset.
+ 	(lookup_tag): Remove struct binding_level* parameter.  All
+ 	callers changed. Just look at IDENTIFIER_TAG_VALUE, and
+ 	current_binding_level->tags if asked for thislevel_only or if
+ 	we might have to diagnose "struct foo; union foo;"
+ 	(pushlevel): Ignore argument.  Do not push another binding
+ 	level on the transition from the parameters to the top level
+ 	of the function body; just tweak the flags and proceed.
+ 	(poplevel): Overhaul.  Clear IDENTIFIER_TAG_VALUEs; on exiting
+ 	a function body, separate the parameter list from the
+ 	top-level local variables.
+ 	(set_block): Do nothing.
+ 	(pushtag): Set IDENTIFIER_TAG_VALUE and add an entry to
+ 	shadowed_tags if necessary.
+ 	(warn_if_shadowing): Nuke the special case for local shadowing
+ 	parameter.
+ 	(pushdecl): Do not create a shadow entry if we are replacing
+ 	an older decl in the same binding level.
+ 	(pushdecl_function_level): Tweak for new way of indicating
+ 	function scope.
+ 	(shadow_tag_warned): Use TYPE_NAME, not	lookup_tag_reverse.
+ 	(start_function): Don't set subblocks_tag_transparent.
+ 	(finish_function): Fix up the binding_level stack for totally
+ 	empty functions.  Otherwise, don't call poplevel.
+ 
+ 	* c-common.c (shadow_warning): MANDATORY argument is no longer
+ 	necessary.  Always use plain warning.
+ 	* c-common.h: Update to match.
+ 
+ 	* cfglayout.c (scope_to_insns_initialize): Clear block when we
+ 	hit the FUNCTION_DECL.
+ 	* function.c: Do not create cyclic tree structure.
+ 
+ 2003-04-10  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* c-tree.h (struct lang_identifier): Replace global_value,
+ 	local_value members with symbol_value, tag_value.  Kill
+ 	implicit_decl and limbo_value.
+ 	(IDENTIFIER_GLOBAL_VALUE, IDENTIFIER_LOCAL_VALUE,
+ 	IDENTIFIER_LIMBO_VALUE, IDENTIFIER_IMPLICIT_DECL,
+ 	C_MISSING_PROTOTYPE_WARNED): Kill.
+ 	(IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE,
+ 	C_DECL_IMPLICIT, C_DECL_ISNT_PROTOTYPE): New.
+ 	(C_DECL_ANTICIPATED): Rename to C_DECL_INVISIBLE.
+ 	(implicit_decl_warning, lookup_name_current_level,
+ 	record_function_scope_shadow): Don't prototype.
+ 	(pushdecl_function_level): Prototype.
+ 
+ 	* c-decl.c (truly_local_externals): New variable.
+ 	(struct binding_level): Adjust commentary.
+ 	(get_function_binding_level, clear_limbo_values,
+ 	record_function_scope_shadow): Kill.
+ 	(lookup_name_current_level, implicit_decl_warning): Are	now static.
+ 	(any_external_decl, record_external_decl): New static functions.
+ 	(clone_underlying type): Split out of pushdecl.
+ 	(c_print_identifier): Update to match changes to struct
+ 	lang_identifier.
+ 	(poplevel): Delete #if 0 block.  Make externals invisible
+ 	instead of clearing their IDENTIFIER_SYMBOL_VALUEs.  Don't
+ 	call clear_limbo_values.  Refer to IDENTIFIER_SYMBOL_VALUE not
+ 	IDENTIFIER_GLOBAL_VALUE or IDENTIFIER_LOCAL_VALUE.
+ 	(duplicate-decls): For real parm decl after a forward decl,
+ 	set TREE_ASM_WRITTEN here.  Allow void foo(...) followed by
+ 	foo(...) { } with only a warning.  Say whether a previous
+ 	declaration was implicit.
+ 	(warn_if_shadowing): Now handles all shadowing, not just
+ 	local-over-local.  Clarify comments.
+ 	(pushdecl): Rewritten.  There is no longer a distinction
+ 	between global and local symbol values; they're all
+ 	IDENTIFIER_SYMBOL_VALUE.  Call record_external_decl on all
+ 	DECL_EXTERNAL decls, and use any_external_decl to check
+ 	against previous externals.  Kill #if 0 blocks.  Don't
+ 	tolerate error_mark_node being NULL.
+ 	(pushdecl_top_level): Handle only those cases which
+ 	Objective C (the only user) needs.
+ 	(pushdecl_function_level): New function.
+ 	(implicitly_declare): Create ordinary decls with
+ 	C_DECL_IMPLICIT set.  Recycle old decls, however they got
+ 	created.
+ 	(lookup_name): It's always IDENTIFIER_SYMBOL_VALUE. Return 0
+ 	for C_DECL_INVISIBLE symbols.
+ 	(lookup_name_current_level): Likewise.  Use chain_member.
+ 	(c_make_fname_decl): Don't muck with DECL_CONTEXT.
+ 	Use pushdecl_function_level.
+ 	(builtin_function): Use C_DECL_INVISIBLE.
+ 	(start_function): Don't muck with IDENTIFIER_IMPLICIT_DECL.
+ 	Use C_DECL_ISNT_PROTOTYPE and C_DECL_IMPLICIT.
+ 	(store_parm_decls): It's IDENTIFIER_SYMBOL_VALUE now.
+ 	(identifier_global_value): Same.  Must scan
+ 	global_binding_level in extremis.
+ 
+ 	* c-typeck.c (undeclared_variable): New static function, split
+ 	from build_external_ref.
+ 	(build_external_ref): Use DECL_CONTEXT, not
+ 	IDENTIFIER_LOCAL_VALUE, to decide whether a local hides
+ 	an instance variable.  Restructure for clarity.
+ 	* objc/objc-act.c: Use identifier_global_value, not
+ 	IDENTIFIER_GLOBAL_VALUE.
+ 
+ 2003-04-08  Jonathan Wakely  <redi@gcc.gnu.org>
+ 
+ 	* doc/extend.texi (Template Instantiation): Refer to ISO standard,
+ 	not Working Paper.
+ 	* doc/invoke.texi (C++ Dialect Options): Same.
+ 
+ 2003-04-10  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* tree.c (tree_operand_check_failed): New function.
+ 	* tree.h (TREE_OPERAND_CHECK, TREE_OPERAND_CHECK_CODE,
+ 	TREE_RTL_OPERAND_CHECK): New checking macros.
+ 	(TREE_OPERAND, SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL,
+ 	RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, WITH_CLEANUP_EXPR_RTL,
+ 	CONSTRUCTOR_ELTS, LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
+ 	EXIT_BLOCK_RETURN, LOOP_EXPR_BODY, EXPR_WFL_NODE,
+ 	EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME, TARGET_EXPR_SLOT,
+ 	TARGET_EXPR_INITIAL, TARGET_EXPR_CLEANUP): Use the new
+ 	checking macros.
+ 
+ Thu Apr 10 23:52:30 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	PR inline-asm/8803
+ 	* function.c (instantate_virtual_regs):  Verify that all ASM statements
+ 	match after the virutal regs instantiation.
+ 
+ 2003-04-10  Steve Ellcey  <sje@cup.hp.com>
+ 
+ 	* ia64-protos.h (addp4_optimize_ok): New.
+ 	* ia64.c (addp4_optimize_ok): New.
+ 	* ia64.md (*ptr_extend_plus_1): Use addp4_optimize_ok.
+ 	(*ptr_extend_plus_2): Ditto.
+ 
+ 2003-04-10  Steve Ellcey  <sje@cup.hp.com>
+ 
+ 	* expr.c (expand_assignment): Extend offset_rtx with convert_to_mode
+ 	not with convert_memory_address.
+ 	(store_constructor): Ditto, and same for copy_size_rtx.
+ 	(expand_expr): Ditto.
+ 
+ 2003-04-10  Douglas B Rupp  <rupp@gnat.com>
+ 
+ 	* config/i386/i386.c (ix86_ms_bitfield_layout_p): Fix formatting.
+ 
+ 2003-04-10  Bob Wilson  <bob.wilson@acm.org>
+ 
+ 	* config/xtensa/lib2funcs.S (__xtensa_sync_caches): Flush data cache
+ 	even if it is configured to be write-through.
+ 
+ 2003-04-10  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.c (larl_operand): Do not allow symbols
+ 	marked with '@'.
+ 	(s390_encode_section_info): Mark symbols with forced 1-byte
+ 	alignment with '@'.
+ 	(s390_strip_name_encoding): Strip '@'.
+ 	(legitimize_pic_address): Handle symbols that are not valid
+ 	LARL operands in 64-bit mode.
+ 
+ 2003-04-10  Andrew Haley  <aph@redhat.com>
+ 
+ 	* tree-inline.c (inlinable_function_p): Disable inlining for
+ 	synchronized methods.
+ 
+ 2003-04-09  Steven Bosscher  <steven@gcc.gnu.org>
+ 
+ 	* c-common.h (lang_statement_code_p): Remove declaration.
+ 	(statement_code_p): Ditto.
+ 	(c_common_stmt_codes): Define; list of c-common statement codes.
+ 	(statement_code_p): New extern declaration.
+ 	(STATEMENT_CODE_P): Define.
+ 	(INIT_STATEMENT_CODES): Define.
+ 	* c-common.c (statement_code_p): Kill the function, declare
+ 	as an array of bools instead.
+ 	(lang_statement_code_p): Remove.
+ 	(walk_stmt_tree): Use STATEMENT_CODE_P not statement_code_p.
+ 	(c_safe_from_p): Ditto.
+ 	* c-objc-common.c (c_objc_common_init): Use INIT_STATEMENT_CODES
+ 	to initialize the statement_code_p array.
+ 	* tree-inline.c (walk_tree): Use STATEMENT_CODE_P instead of
+ 	statement_code_p.
+ 	(copy_tree_r): Ditto.
+ 	* cp/cp-tree.h (cp_stmt_codes): Define; list of C++ specific
+ 	statement tree codes.
+ 	* cp/lex.c (cxx_init): Add missing print line break.  Use
+ 	INIT_STATEMENT_CODES to initialize the statement_code_p array.
+ 	* cp/parser.c (cp_parser_statement): Use STATEMENT_CODE_P
+ 	instead of statement_code_p.
+ 	* cp/pt.c (tsubst_expr): Ditto.
+ 	* cp/tree.c (verify_stmt_tree_r): Ditto.
+ 	(cp_statement_code_p): Remove.
+ 	(init_tree): Don't set lang_statement_code_p, it's gone.
+ 
+ 2003-04-09  Dan Nicolaescu  <dann@ics.uci.edu>
+ 	    Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* regrename.c (struct du_chain): Use a bitfield for reg_class.
+ 	* cse.c (struct qty_table_elem, struct table_elt, struct set):
+ 	Use bitfields for fields holding enum rtx_code or
+ 	enum machine_mode values.  Add comments explaining size choices.
+ 
+ 2003-04-09  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* config/fp-bit.c (unpack_d): Handle pair of doubles with
+ 	different signs correctly.
+ 
+ 2003-04-09  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* sched-deps.c (reg_pending_barrier_mode): New enumeration.
+ 	(reg_pending_barrier): Make it of the enumeration type.
+ 	(sched_analyze_2): Define the barrier as MOVE_BARRIER or
+ 	TRUE_BARRIER.
+ 	(sched_analyze): Ditto.
+ 	(sched_analyze_insn): Ditto.  Use anti-dependencies for
+ 	MOVE_BARRIER and true-dependencies as TRUE_BARRIER.
+ 	(init_deps_global): Initialize the barrier as NO_BARRIER.
+ 
+ 2003-04-09  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/ia64/ia64.c (issue_nops_and_insn): Add new parameter.
+ 	Check that asm insn starts on a new cycle.  Add nops after asm
+ 	insn to end bundle.
+ 	(bundling): Move insn type evaluation from the loop.  Call
+ 	issue_nops_and_insn with the new parameter.  Ignore changing
+ 	position for nops after asm insn.
+ 
+ 2003-04-09  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* optabs.c: Comment that gen_add2_insn and others may actually
+ 	return emitted insns, if the gen functions turn out to return
+ 	emitted insns.
+ 	* reload1.c (reload_cse_move2add): Cope with emitted insns from
+ 	gen_add2_insn.
+ 
+ 2003-04-09  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/ia64/ia64.c (move_operand): Allow symbolic_operand,
+ 	but not tls_symbolic_operand.
+ 	(ia64_expand_load_address): Remove scratch operand.
+ 	(ia64_expand_tls_address): Split out from ia64_expand_move.
+ 	(ia64_expand_move): Split symbolics only after reload.
+ 	(ia64_emit_cond_move): New.
+ 	* config/ia64/ia64-protos.h: Update.
+ 	* config/ia64/ia64.md (movsi_symbolic, movdi_symbolic): Remove.
+ 	(symbolic splitter): Accept SImode operands too.
+ 	(cmove splitter): Use ia64_emit_cond_move.
+ 
+ 2003-04-09  Nick Clifton  <nickc@redhat.com>
+ 
+ 	* doc/install.texi: Note that ARM toolchains need binutils 2.13 or
+ 	newer.
+ 	* config/arm/elf.h (SUBTARGET_ASM_FLOAT_SPEC): Pass -mfpu=softfpa
+ 	instead of -mno-fpu.
+ 	* config/arm/semi.h (ASM_SPEC): Likewise.
+ 	* config/arm/xscale-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Likewise,
+ 	but only if -msoft-float is specified pass.  Otherwise pass
+ 	-mfpu=softvfp.
+ 
+ 2003-04-09  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* function.c (purge_addressof): Use free_INSN_LIST_node instead of
+ 	free_EXPR_LIST_node.
+ 
+ 2003-04-08  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* fold-const.c (fold):  Use "fold" following build in more places.
+ 	Optimize sqrt(x)*sqrt(x) as x, pow(x,y)*pow(z,y) as pow(x*z,y),
+ 	pow(x,y)*pow(x,z) as pow(x,y+z) and x/pow(y,z) as x*pow(y,-z).
+ 
+ 2003-04-08  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* builtins.c (fold_builtin):  Constant fold expressions as x*0.5
+ 	instead of x/2.0.  Optimize sqrt(pow(x,y)) as pow(x,y*0.5),
+ 	log(pow(x,y)) as y*log(x), pow(exp(x),y) as exp(x*y),
+ 	pow(sqrt(x),y) as pow(x,y*0.5) and pow(pow(x,y),z) as pow(x,y*z).
+ 	Delete function scope "fcode" variable to avoid shadowing.
+ 
+ 2003-04-08  Kevin Buettner  <kevinb@redhat.com>
+ 
+ 	* dwarf2out.c (DWARF_ARANGES_HEADER_SIZE, DWARF_ARANGES_PAD_SIZE):
+ 	Take into account DWARF_INITIAL_LENGTH_SIZE.
+ 
+ 2003-04-08  Hans-Peter Nilsson  <hp@axis.com>
+ 
+ 	* reorg.c (fill_slots_from_thread): When considering changing the
+ 	insn following a reg-to-reg copy insn to use the source reg of the
+ 	copy, bail out if there's overlap between the registers.
+ 
+ 2003-04-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* function.c (postponed_insns): New.
+ 	(purge_addressof_1): Postpone processing of insns if addressofs
+ 	are not put into stack.
+ 	(purge_addressof): Process postponed insns.
+ 
+ 2003-04-08  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD,
+ 	this is FP_MODE_DOUBLE .
+ 	* sh.c (ra.h): #include.
+ 	(push_regs): Add second parameter.  Changed all callers.
+ 	If necessary, set fpscr before saving floating point registers.
+ 	(calc_live_regs): If interrupt handler and TARGET_FMOVD, always
+ 	do saves / restores with SZ == 1.
+ 	(sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz.
+ 	(sh_expand_epilogue): Likewise.  For TARGET_FMOVD, if floating point
+ 	registers are being restored, restore FPSCR only after restoring them.
+ 
+ 2003-04-08  Aldy Hernandez  <aldyh@redhat.com>
+ 
+ 	* config/rs6000/rs6000.c (rs6000_init_builtins): Set opaque types
+ 	regardless of architecture.
+ 	(spe_init_builtins): Change V2SI and V2SF types to opaque types.
+ 
+ 2003-04-08  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* sh.c (push_regs, calc_live_regs): Return int.  Take single
+ 	HARD_REG_SET * parameter.  Changed all callers.
+ 
+ Tue Apr  8 11:12:07 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (legitimate_pic_address_disp_p): Do not accept PLUS in the
+ 	GOTOFF operand.
+ 	(legitimize_pic_address): Move plus outside the unspec.
+ 	* i386.c (legitimate_constant_p):  Check (CONST (PLUS (UNSPEC ...
+ 	for validity.
+ 
+ 2003-04-08  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* gcov-io.h (gcov_save_position): Remove __inline__ from
+ 	declaration.
+ 
+ 2003-04-07  Matt Kraai  <kraai@alumni.cmu.edu>
+ 
+ 	* doc/install.texi: Use @command and @samp for single- and
+ 	multi-word commands respectively.
+ 	* doc/makefile.texi: Likewise.
+ 	* doc/sourcebuild.texi: Likewise.
+ 
+ 2003-04-07  Christian Ehrhardt  <ehrhardt@mathematik.uni-ulm.de>
+ 	    Richard Henderson  <rth@redhat.com>
+ 
+ 	PR c/9516
+ 	* expr.c (safe_from_p): Rearrange to avoid deep recursion in
+ 	favour of looping and tail recursion for TREE_LIST and binops.
+ 
+ 2003-04-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults
+ 	for insns without luid.
+ 
+ 2003-04-07  Glen Nakamura  <glen@imodulo.com>
+ 
+ 	PR opt/8634
+ 	* explow.c (maybe_set_unchanging): Don't flag non-static const
+ 	aggregate type initializers with RTX_UNCHANGING_P.
+ 
+ 2003-04-07  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR opt/8634
+ 	* function.c (purge_addressof_1): Don't try arithmetics for
+ 	unchanging memories.
+ 
+ 2003-04-07  Janis Johnson  <janis187@us.ibm.com>
+ 
+ 	* doc/sourcebuild.texi (Test Suites): Document testing support for
+ 	gcov and profile-directed optimizations; describe gcc.misc-tests.
+ 
+ Mon Apr  7 22:19:59 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	PR target/10077
+ 	* i386.md (movsi_1, movsi_nointerunit_1):  Fix SSEMOV alternative.
+ 
+ 2003-04-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	* doc/rtl.texi (Comparison operations): Update to
+ 	record the allowed comparison modes.
+ 
+ 2003-04-07  Aldy Hernandez  <aldyh@redhat.com>
+ 
+ 	* config/rs6000/rs6000.c (rs6000_common_init_builtins): Rename all
+ 	V2SI_type_node to opaque_V2SI_type_node.  Rename all
+ 	V2SF_type_node to opaque_V2SF_type_node.
+ 	(rs6000_init_builtins): Define opaque_V2SI_type_node and
+ 	opaque_V2SF_type_node.
+ 	(is_ev64_opaque_type): The types opaque_V2SI_type_node and
+ 	opaque_V2SF_type_node are opaque types.
+ 
+ 2003-04-07  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* gcse.c (replace_store_insn): Use single_set.
+ 
+ 2003-04-07  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	Change gcov file interface to single file at a time.
+ 	* gcov-io.h: Replace IN_LIBGCC1 with IN_LIBGCOV. Use IN_GCOV.
+ 	Convert to C89 prototypes.
+ 	(gcov_file, gcov_length, gcov_position, gcov_buffer, gcov_alloc,
+ 	gcov_error, gcov_modified): New static variables.
+ 	(gcov_open, gcov_close, gcov_read_bytes, gcov_write_bytes): New
+ 	functions.
+ 	(gcov_write_unsigned, gcov_write_counter, gcov_write_string,
+ 	gcov_read_unsigned, gcov_read_counter, gcov_read_string): Adjust.
+ 	(gcov_read_summary, gcov_write_summary): Adjust.
+ 	(gcov_save_position, gcov_reserve_length, gcov_write_length):
+ 	Adjust.
+ 	(gcov_resync, gcov_skip, gcov_skip_string): Adjust.
+ 	(da_file_open, da_file_close, da_file_eof, da_file_error): Remove.
+ 	(da_file_position, da_file_seek, da_file_write, da_file_read):
+ 	Remove.
+ 	(gcov_error, gcov_eof, gcov_ok, gcov_time): New functions.
+ 	* gcov.c (gcov_type): Don't typedef here.
+ 	(IN_GCOV): #define
+ 	(read_graph_file, read_count_file): Adjust.
+ 	* gcov-dump.c (gcov_type): Don't typedef here.
+ 	(IN_GCOV): #define.
+ 	(tag_function, tag_blocks, tag_arcs, tag_lines, tag_arc_counts):
+ 	Remove FILE parameter, adjust.
+ 	(struct tag_format): Adjust proc member.
+ 	(dump_file): Adjust.
+ 	* libgcov.c (IN_LIBGCOV): #define.
+ 	(gcov_exit): Adjust.
+ 	* loop-init.c: Don't #include gcov-io.h
+ 	* profile.c (struct counts_entry): New structure to hold counter
+ 	values.
+ 	(struct section_reference, struct da_index_entry): Remove.
+ 	(bbg_file, da_file): Remove.
+ 	(htab_counts_index_hash, htab_counts_index_eq,
+ 	htab_counts_index_del): Replace with ...
+ 	(htab_counts_entry_hash, htab_counts_entry_eq,
+ 	htab_counts_entry_del): ... these.
+ 	(cleanup_counts_index, index_counts_file): Remove.
+ 	(read_counts_file): New function.
+ 	(get_exec_counts): Adjust.
+ 	(compute_branch_probabilities): Don't free the exec counts here.
+ 	(branch_prob): Adjust.
+ 	(init_branch_prob): Adjust.
+ 	(end_branch_prob): Adjust.
+ 
+ 2003-04-07  Aldy Hernandez  <aldyh@redhat.com>
+ 
+ 	* doc/invoke.texi (RS/6000 and PowerPC Options): Document
+ 	-mfloat-gprs.
+ 
+ 	* config/rs6000/rs6000.c: Delete rs6000_fprs.
+ 	Declare rs6000_float_gprs.
+ 	Declare rs6000_float_gprs_string.
+ 	(rs6000_parse_float_gprs_option): New.
+ 	(rs6000_override_options): Genericize rs6000_parse_* calls to use
+ 	rs6000_parse_yes_no_option.
+ 	Change check for cpu=8540, to use TARGET_E500.
+ 	(rs6000_parse_isel_option): Delete.
+ 	(rs6000_parse_spe_option): Delete.
+ 	(rs6000_parse_vrsave_option): Delete.
+ 
+ 	* config/rs6000/rs6000.h: Rename rs6000_fprs to rs6000_float_gprs.
+ 	Define rs6000_float_gprs_string.
+ 	(TARGET_OPTIONS): Add rs6000_float_gprs option.
+ 
+ 	* config/rs6000/eabi.h (TARGET_FPRS): Change to use rs6000_float_gprs.
+ 
+ 	* config/rs6000/eabispe.h: Set rs6000_float_gprs.
+ 
+ Mon Apr  7 14:36:24 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	PR opt/10024
+ 	* cfglayout.c (cfg_layout_redirect_edge):
+ 	Redirect any branch edges unified with the fallthru one.
+ 	* cfgrtl.c (force_nonfallthru_and_redirect):  Do not special
+ 	case fallthru edges when called via cfglayout.c
+ 
+ 2003-04-07  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* c-typeck.c (output_init_element): Check for type == error_mark_node.
+ 
+ 2003-04-07  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Always
+ 	split.
+ 	(a splitter): Do zero-extension via HImode.
+ 
+ 2003-04-07  James A. Morrison <ja2morri@uwaterloo.ca>
+ 
+ 	* doc/invoke.texi: Eliminate extra white-space caused by
+ 	@gccoptlist{ on its own line.
+ 	* doc/invoke.texi: Ensured there are two spaces between each option.
+ 	* doc/invoke.texi: Re-wrapped option lines that were too wide.
+ 	Added @gol to options that didn't have them.
+ 
+ 2003-04-07  James A Morrison <ja2morri@student.math.uwaterloo.ca>
+ 
+ 	* doc/extend.texi (Darwin Pragmas): Fix spelling of Mac OS.
+ 
+ 2003-04-06  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* tree.c (tree_size): For all 'c' and 'x' nodes, look directly
+ 	at the sizes of the relevant structures, rather than relying
+ 	on TREE_CODE_LENGTH.  Call lang_hooks.tree_size to get the
+ 	sizes of any such we don't know about.  Use
+ 	lang_hooks.identifier_size for IDENTIFIER_NODE.
+ 
+ 	(initializer_zerop): Use CONSTRUCTOR_ELTS.
+ 	* tree.def: Update commentary.  Make fourth element of
+ 	the definition for all 'c' and 'x' nodes zero.
+ 
+ 	* langhooks.h: New hook, tree_size / LANG_HOOKS_TREE_SIZE.
+ 	* langhooks-def.h: Update to match.
+ 	* langhooks.c: New default, lhd_tree_size.
+ 
+ 	* c-common.def (SRCLOC): Kill.
+ 	* c-pretty-print.c (pp_c_postfix_expression [case SRCLOC]):
+ 	Remove entirely - was already #if-ed out.
+ 
+ 
+ 2003-04-06  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* mklibgcc.in: Use a here document to avoid running afoul of
+ 	shells that generate control-A from "echo \1".
+ 
+ 2003-04-06  Aldy Hernandez  <aldyh@redhat.com>
+ 
+ 	* doc/invoke.texi (RS/6000 and PowerPC Options): Document -mspe
+ 	option.
+ 
+ 	* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
+ 	rs6000_spe.
+ 
+ 	* config/rs6000/eabi.h (TARGET_E500): Define.
+ 
+ 	* config/rs6000/rs6000.h (TARGET_E500): Define.
+ 	(TARGET_OPTIONS): Add spe= option.
+ 	Declare rs6000_spe and rs6000_spe_string extern.
+ 
+ 	* config/rs6000/rs6000.c (branch_positive_comparison_operator):
+ 	Change TARGET_SPE to TARGET_E500.
+ 	(ccr_bit): Change TARGET_SPE to TARGET_E500.  Check for
+ 	!TARGET_FPRS.
+ 	(print_operand): Same.
+ 	(rs6000_generate_compare): Same.
+ 	(output_cbranch): Same.
+ 	(rs6000_spe): Declare.
+ 	(rs6000_spe_string): Declare.
+ 	(rs6000_override_options): Call rs6000_parse_spe_option.
+ 	(rs6000_parse_spe_option): New.
+ 
+ 2003-04-06  Steven Bosscher  <steven@gcc.gnu.org>
+ 
+ 	* hashtable.c (gcc_obstack_init): Delete this function
+ 	and everything related to it.
+ 	* hashtable.h: Remove prototype.
+ 	* bitmap.c (bitmap_element_allocate): Cleanup redundant
+ 	defines.  Cleanup some unnecessary whitespace.
+ 	* defaults.h (obstack_chunk_alloc): Redefine with
+ 	appropriate casts for libiberty obstacks.
+ 	(obstack_chunk_free): Ditto.
+ 	(OBSTACK_CHUNK_SIZE): Define, default to 0.
+ 	(gcc_obstack_init): Define as a call to _obstack_begin.
+ 	* tree.c (print_obstack_statistics): Delete this unused
+ 	function.
+ 	* tree.h (obstack): Don't forward-declare.
+ 	(print_obstack_statistics): Delete prototype.
+ 	(print_obstack_name): Ditto.
+ 	(gcc_obstack_init): Ditto.
+ 	* rtl.h (gcc_obstack_init): Ditto.
+ 	* java/jv-scan.c (gcc_obstack_init): Delete this
+ 	function, its prototype and related defines.
+ 	* java/jvgenmain.c (gcc_obstack_init): Delete this
+ 	function, and related defines.
+ 	* java/parse-scan.y (obstack_chunk_alloc): Don't define.
+ 	(obstack_chunk_free): Ditto
+ 
+ 2003-04-06  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* dbxout.c (dbxout_handle_pch): Move prototype out from
+ 	#if defined DBX_DEBUGGING_INFO.
+ 
+ 2003-04-05  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* gcov.c (struct arc_info): Replace local_span with cycle.
+ 	(struct block_info): Replace u.span with u.cycle. Add is_call_return.
+ 	(solve_flow_graph): Set is_call_return.
+ 	(add_line_counts): Adjust. In block mode, blocks attach to last line.
+ 	(accumulate_line_counts): Find graph cycles, not spanning tree.
+ 	(output_branch_count): Adjust.
+ 	(output_lines): Adjust.
+ 	* doc/gcov.texi: Update.
+ 
+ 2003-04-06  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Change
+ 	the second alternative to "#".
+ 
+ 2003-04-05  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.c (single_one_operand): Use GET_MODE_MASK.
+ 	(single_zero_operand): Likewise.
+ 
+ 2003-04-05  Daniel Berlin  <dberlin@dberlin.org>
+ 
+ 	* Makefile.in (df.o):  Depend on alloc-pool.h, not obstack.h.
+ 	* df.c: Include alloc-pool.h, not obstack.h.
+ 	(df_ref_obstack): Remove.
+ 	(df_ref_pool, df_link_pool): Add pools.
+ 	(df_alloc): Init the new pools.
+ 	(df_free): And free them.
+ 	(df_link_create): Use the pools.
+ 	(df_ref_create): Ditto.
+ 
+ 2003-04-05  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* simplify-rtx.c: Fix formatting.
+ 
+ 2003-04-05  Andrew Pinski  <apinski@apple.com>
+ 
+ 	* config/rs6000/rs6000.c (addrs_ok_for_quad_peep): Allow addr2
+ 	reg with reg1 == reg2 and offset1 = -8.
+ 
+ 2003-04-05  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/rs6000.c (rs6000_rtx_costs): Halve Power4
+ 	multiply costs.  Correct Power4 divide costs.
+ 	* config/rs6000/power4.md: Restore multiply and FP latency.
+ 
+ 2003-04-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* alias.c (find_base_term): Export.
+ 	* rtl.h (find_base_term): Declare.
+ 	* gcse.c (find_moveable_store): Test for flag_non_call_exceptions
+ 	instead of flag_exceptions.  Move test for parameter passing ...
+ 	(store_killed_in_insn): ... here.
+ 
+ 2003-04-05  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+ 
+ 	PR bootstrap/10267
+ 	* doc/install.texi (*-*-solaris2): /bin/ksh is not just recommended
+ 	for configuring.
+ 
+ 2003-04-04  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* dbxout.c (scope_labelno): Add GTY.
+ 	(have_used_extensions): Add GTY.
+ 	(source_label_number): Add GTY.
+ 	(lastfile): Add GTY.
+ 	(lastfile_is_base): New.
+ 	(base_input_file): New.
+ 	(dbxout_handle_pch): New.
+ 	(dbx_debug_hooks): Add handle_pch.
+ 	(xcoff_debug_hooks): Likewise.
+ 	(dbxout_function_end): Remove scope_labelno.
+ 	(dbxout_init): Set base_input_file.
+ 	(dbxout_handle_pch): New.
+ 	(dbxout_source_file): Honour lastfile_is_base.
+ 	* dwarfout.c (dwarf_debug_hooks): Add dummy handle_pch.
+ 	* sdbout.c (sdb_debug_hooks): Add dummy handle_pch.
+ 	* vmsdbgout.c (vmsdbg_debug_hooks): Add dummy handle_pch.
+ 	* dwarf2out.c (dwarf2_debug_hooks): Add dummy handle_pch.
+ 	* debug.c (do_nothing_debug_hooks): Add dummy handle_pch.
+ 	* debug.h (struct gcc_debug_hooks): Add handle_pch.
+ 	* c-pch.c (pch_init): Don't call start_source_file, but do call
+ 	handle_pch.
+ 	(c_common_write_pch): Call handle_pch.
+ 	(c_common_read_pch): Don't call start_source_file,
+ 	or end_source_file.
+ 
+ Fri Apr  4 17:43:52 2003  Olivier Hainque <hainque@act-europe.fr>
+ 
+ 	* emit-rtl.c (get_mem_attrs): Adjust alignment tests determining
+ 	use of default attributes to agree MEM_ALIGN macro.
+ 
+ Fri Apr  4 17:33:24 2003  Joel Brobecker  <brobecker@gnat.com>
+ 
+ 	* dbxout.c (dbxout_type): When printing type index of range type
+ 	whose bounds are printed in octal format, print type of parent type if
+ 	it exists so enumerated type descriptions are not transformed
+ 	into unsigned types.
+ 
+ 2003-04-04  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300-protos.h: Add a prototype for
+ 	compute_a_shift_cc.
+ 	* config/h8300/h8300.c (shift_one): Update the CC status.
+ 	(shift_two): Likewise.
+ 	(output_a_shift_cc): Set cc_inline and cc_special.
+ 	(compute_a_shift_cc): New.
+ 	* config/h8300/h8300.md (shift insns): Use compute_a_shift_cc.
+ 
+ 2003-04-04  Richard Henderson  <rth@redhat.com>
+ 
+ 	* cse.c (fold_rtx): Fix 03-30 change; do check insn non-null.
+ 
+ 2003-04-04  Loren James Rittle  <ljrittle@acm.org>
+ 
+ 	* fixinc/inclhack.def (bsd_stdio_attrs_conflict): New.
+ 	* fixinc/fixincl.x: Rebuilt.
+ 	* fixinc/tests/base/stdio.h: Regenerated.
+ 
+ 2003-04-04  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* gcov.c (accumulate_line_counts): Fix span tree merge bug.
+ 
+ Fri Apr  4 15:58:52 2003  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of
+ 	(NORMAL_MODE).
+ 	* sh.c (fpscr_set_from_mem): Use ACTUAL_NORMAL_MODE.
+ 
+ 2003-04-04  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+ 
+ 	* doc/contrib.texi (Contributors): Add entries for Wolfgang
+ 	Bangerth, DJ Delorie, Christian Ehrhardt, Christopher Faylor,
+ 	Nathanael Nerode, Diego Novillo, Hartmut Penner, Volker Reichelt,
+ 	Danny Smith, and Ulrich Weigand.
+ 	Update Kriang Lerdsuwanakij and fix a typo in Janis Johnson's
+ 	entry.
+ 
+ 2003-04-04  Nick Clifton  <nickc@redhat.com>
+ 
+ 	* config/sparc/sol2-bi.h: Revert previous delta.
+ 	* config/sparc/sol2-gas-bi.h (AS_SPARC64_FLAG): Prepend -TSO
+ 
+ 2003-04-04  Nick Clifton  <nickc@redhat.com>
+ 
+ 	* config/v850/v850.c (expand_prologue): Only use register save
+ 	helper functions if long calls are not being used.
+ 	Add a clobber of r11 id using long calls.
+ 	(pattern_is_ok_for_prologue): Account for the extra clobber.
+ 	(construct_save_jarl): Likewise.
+ 	* config/v850/v850.md (prolog pattern): Do not use this pattern
+ 	for v850e's.
+ 
+ 2003-04-04  Andreas Schwab  <schwab@suse.de>
+ 
+ 	* stor-layout.c (layout_decl): Avoid syntax error in last change
+ 	when PCC_BITFIELD_TYPE_MATTERS is defined but not
+ 	EMPTY_FIELD_BOUNDARY.
+ 
+ 2003-04-03  Jason Merrill  <jason@redhat.com>
+ 
+ 	PR c/10175
+ 	* jump.c (never_reached_warning): Revert patch of 2002-11-02.
+ 	Look backwards for a line note.
+ 
+ 2003-04-03  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* fix-header.c (read_scan_file): Defer switch processing.
+ 
+ 2003-04-03  Matt Austern  <austern@apple.com>
+ 
+ 	* cpppch.c (reset_ht): Remove.
+ 	(cpp_read_state): Remove loop to reset hashtable identifiers.
+ 	* ggc-common.c (gt_pch_save): Add call to gt_pch_fixup_stringpool
+ 	after pch file is written.
+ 	* ggc.h (gt_pch_fixup_stringpool): Declare.
+ 	* stringpool.c (ht_copy_and_clear): Define.  Callback.  Copy
+ 	hashnode's value to another hashtable, then clear the original.
+ 	(saved_ident_hash): Define.
+ 	(gt_pch_save_stringpool): Create saved_ident_hash, use it to
+ 	store definitions in ident_hash, and clear ident_hash.
+ 	(gt_pch_fixup_stringpool): Define.  Restore definitions from
+ 	saved_ident_hash to ident_hash, then destroy saved_ident_hash.
+ 
+ Thu Apr  3 22:27:40 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cfgrtl.c (update_bb_for_insn): Do not set block for barriers.
+ 
+ 2003-04-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR optimization/10157
+ 	* gcse.c (can_copy_p): Rename it to can_copy.
+ 	(can_copy_init_p): Remove.
+ 	(compute_can_copy): Use can_copy instead of can_copy_p.
+ 	(can_copy_p): New exported function. Call compute_can_copy.
+ 	(hash_scan_set): Use it.
+ 	(gcse_main): Don't call compute_can_copy.
+ 	(bypass_jumps): Don't call compute_can_copy.
+ 	* rtl.h (can_copy_p): Declare.
+ 	* loop.c (scan_loop): Don't move the source and add a reg-to-reg
+ 	copy if the mode doesn't support copy operations.
+ 
+ 2003-04-03  Jason Merrill  <jason@redhat.com>
+ 
+ 	* Makefile.in (unstrap): Also remove stage_last.
+ 
+ 	* dwarf2out.c (lookup_filename): Don't check for "<internal>".
+ 	(dwarf2out_source_line): Don't do anything if line==0.
+ 
+ 	* stor-layout.c (do_type_align): New fn, split out from...
+ 	(layout_decl): ...here.  Do all alignment calculations for
+ 	FIELD_DECLs here.
+ 	(update_alignment_for_field): Not here.
+ 	(start_record_layout, debug_rli): Remove unpadded_align.
+ 	* tree.h (struct record_layout_info_s): Remove unpadded_align.
+ 	* c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN
+ 	or DECL_MODE on the CONST_DECLs.
+ 	(finish_struct): Don't mess with DECL_ALIGN.
+ 
+ Thu Apr  3 18:57:19 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (print_operand): Do not bypass output_addr_const at flag_pic.
+ 
+ Thu Apr  3 17:08:09 2003  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* sh.c (sh_function_ok_for_sibcall): Return 0 if the current
+ 	function is an interrupt handler.
+ 
+ 	* sh.c (sh_expand_epilogue): Avoid clash of temp register for
+ 	restoring target registers with EH_RETURN_STACKADJ_RTX; use
+ 	multiple registers in round-robin fashion.
+ 
+ 2003-04-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* gengtype-lex.l (IWORD): Add CHAR_BITFIELD.
+ 	* system.h (CHAR_BITFIELD): New.
+ 
+ 2003-04-03  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a peephole2): Generalize to accept GT
+ 	and LE.
+ 	(another peephole2): Likewise.
+ 
+ 2003-04-03  Nick Clifton  <nickc@redhat.com>
+ 
+ 	* config/sparc/sol2-bi.h (ASM_CPU64_DEFAULT_SPEC): Add -TSO.
+ 	(DEF_ARCH64_SPEC): Likewise.
+ 
+ Thu Apr  3 09:53:40 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (constant_address_p): Use legitimate_constant_p.
+ 	(legitimate_address_p): Do not use CONSTANT_ADDRESS_P.
+ 
+ 2003-04-02  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300-protos.h: Add a prototype for
+ 	gtle_operator.
+ 	* config/h8300/h8300.c (gtle_operator): New.
+ 	* config/h8300/h8300.h (PREDICATE_CODES): Add an entry for
+ 	gtle_operator.
+ 	* config/h8300/h8300.md (a peephole2): Generalize to accept GT
+ 	and LE.
+ 
+ 2003-04-02  Richard Henderson  <rth@redhat.com>
+ 
+ 	* libgcc-std.ver (_Unwind_GetCFA): New.
+ 	* unwind-dw2.c (_Unwind_GetCFA): New.
+ 	* unwind-libunwind.c (_Unwind_GetCFA): New.
+ 	* unwind-sjlj.c (_Unwind_GetCFA): New.
+ 	* unwind.h: Declare it.
+ 
+ Thu Apr  3 00:31:21 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	PR inline-asm/8088
+ 	* i386.c (ix86_hard_regno_mode_ok):  Return 0 for MMX/SSE registers
+ 	when MMX/SSE is not available.
+ 
+ 2003-04-02  Mike Stump  <mrs@apple.com>
+ 
+ 	* doc/install.texi (Specific): Update pointers to apple.com.
+ 
+ Thu Apr  3 00:18:49 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (override_options):  Disable red zone by default on i386.
+ 	(compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory):
+ 	Do not test TARGET_64BIT together with TARGET_RED_ZONE
+ 
+ 2003-04-02  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a peephole2): Tighten the condition.
+ 
+ 2003-04-02  Richard Henderson  <rth@redhat.com>
+ 
+ 	* longlong.h (umul_ppmm) [alpha]: Use __builtin_alpha_umulh.
+ 
+ 2003-04-02  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a peephole2): New.
+ 
+ 2003-04-02  Richard Henderson  <rth@redhat.com>
+ 
+ 	* except.c (sjlj_find_directly_reachable_regions): Recognize when
+ 	must-not-throw region has been deleted.
+ 
+ 2003-04-02  Richard Henderson  <rth@redhat.com>
+ 
+ 	* dwarf2out.c (output_call_frame_info): Ignore fde->nothrow as an
+ 	optimization when flag_exceptions not enabled.
+ 
+ 2003-04-02  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/rs6000/rs6000.c
+ 	(TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Redefine the
+ 	macros.
+ 	(rs6000_issue_rate): Add case for 8540.
+ 	(rs6000_use_sched_lookahead): New function.
+ 
+ 	* config/rs6000/8540.md: Rename SIU units into SU ones and MIU
+ 	units into MU ones.
+ 	(ppc8540_branch, ppc8540_cr_logical): Add one cycle in the
+ 	reservation before retirement.
+ 	(ppc8540_multiply, ppc8540_load, ppc8540_store,
+ 	ppc8540_simple_float, ppc8540_vector_load, ppc8540_vector_store):
+ 	Remove additional cycle in the reservation before retirement.
+ 	(ppc8540_mfcr, ppc8540_mtcrf, ppc8540_mtjmpr): Add missed
+ 	reservation of ppc8540_issue.
+ 
+ 2003-04-02  Andreas Schwab  <schwab@suse.de>
+ 
+ 	* real.c (decode_ieee_single): Fix decoding of SNaN bit.
+ 
+ 2003-04-01  Richard Henderson  <rth@redhat.com>
+ 
+ 	* except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION
+ 	notes for nothrow calls if flag_forced_unwind_exceptions.
+ 	(build_post_landing_pads): Mind flag_forced_unwind_exceptions.
+ 	(sjlj_find_directly_reachable_regions): Likewise.
+ 	(reachable_handlers): Likewise.
+ 	(can_throw_external): Likewise.
+ 	(collect_one_action_chain): Record cleanups after catch-all and
+ 	must-not-throw if flag_forced_unwind_exceptions.
+ 	* flags.h (flag_forced_unwind_exceptions): Declare.
+ 	* toplev.c (flag_forced_unwind_exceptions): New.
+ 	(lang_independent_options): Add it.
+ 	* doc/invoke.text: Add it.
+ 
+ 2003-04-01  David Mosberger <davidm@hpl.hp.com>
+ 
+ 	* config/ia64/crti.asm: Clean up trailing whitespace.
+ 	Remove trailing hashes (#) from identifiers.
+ 
+ 	* config/ia64/crtn.asm: Ditto.
+ 
+ 	* config/ia64/crtend.asm: Remove trailing hashes (#) from
+ 	identifiers.
+ 	(__do_global_ctors_aux): Align to 32-byte boundary.  Add unwind
+ 	directives.  Drop explicit bundling---it just makes the code
+ 	harder to read.  Don't save/restore gp needlessly.
+ 
+ 	* config/ia64/crtbegin.asm: Remove trailing hashes (#) from
+ 	identifiers (they're only needed if the identifier would clash
+ 	with a register name otherwise).
+ 	(__do_global_dtors_aux): Align to 32-byte boundary. Add unwind
+ 	directives.  Drop explicit bundling---it just makes the code
+ 	harder to read.
+ 	(__do_jv_register_classes): Ditto.
+ 	(.fini_array): Remove "progbits" (newer
+ 	assemblers don't like wrong section-types).
+ 	(.init_array): Ditto.
+ 
+ 2003-04-01  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	PR fortran/9974
+ 	* gcse.c (reg_killed_on_edge): New function to test whether the
+ 	given reg is overwritten by any instruction queued on an edge.
+ 	(bypass_block): Ignore substitutions killed on incoming edges.
+ 	Don't bypass outgoing edges that have queued instructions.
+ 
+ 2003-04-01  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* real.h (EXP_BITS): Make room for...
+ 	(struct real_value): ... added canonical bit.
+ 	(struct real_format): Added pnan.
+ 	(mips_single_format, mips_double_format, mips_extended_format,
+ 	mips_quad_format): New.
+ 	* real.c: Copy p to pnan in all formats.
+ 	(get_canonical_qnan, get_canonical_snan): Set canonical bit.
+ 	(real_nan): Use pnan to compute significand's shift.
+ 	(real_identical): Disregard significand in canonical
+ 	NaNs.
+ 	(real_hash): Likewise.  Take signalling into account.
+ 	(encode_ieee_single, encode_ieee_double, encode_ieee_quad):
+ 	Disregard significand bits in canonical NaNs.  Set all bits of
+ 	canonical NaN if !qnan_msb_set.
+ 	(encode_ibm_extended, decode_ibm_extended): Likewise.  Use
+ 	qnan_msb_set to tell the base double format.
+ 	(ibm_extended_format): Use 53 as pnan.
+ 	(mips_single_format, mips_double_format, mips_extended_format,
+ 	mips_quad_format): Copied from the corresponding ieee/ibm
+ 	formats, with qnan_msb_set false.
+ 	* config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
+ 	* config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
+ 	* config/mips/mips.c (override_options): Use mips_single_format
+ 	and mips_double_format.  Default TFmode to mips_quad_format.
+ 	* config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
+ 	* config/mips/t-irix6: Likewise.
+ 	* config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
+ 	* config/fp-bit.c (pack_d, unpack_d): Obey it.
+ 
+ 2003-04-01  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
+ 	(live_image_destructor): Reset image to initial state.
+ 	(examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.
+ 
+ 2003-04-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	* config/sparc/sparc.c (input_operand): Accept bare
+ 	CONSTANT_P_RTX operands.
+ 
+ 2003-04-01  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* gcse.c (struct ls_expr): Added pattern_regs field.
+ 	(ldst_entry): Initialize it.
+ 	(extract_mentioned_regs, extract_mentioned_regs_helper): New.
+ 	(store_ops_ok): Use regs precomputed by them.
+ 	(find_loads, store_killed_in_insn, load_kills_store): Change return
+ 	type to bool.
+ 	(store_killed_before, store_killed_after): Take position of register
+ 	set in account.
+ 	(reg_set_info): Store position of the setter.
+ 	(gcse_main): Enable store motion.
+ 	(mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
+ 	(pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
+ 	sharing.
+ 	(simple_mem): Enable store motion of non-symbol mems.
+ 	(regvec): Type changed.
+ 	(LAST_AVAIL_CHECK_FAILURE): New.
+ 	(compute_store_table_current_insn): New.
+ 	(build_store_vectors): Computation of availability and anticipatability
+ 	moved ...
+ 	(compute_store_table, find_moveable_store): ... here.
+ 	(delete_store): Remove senseless comment.
+ 	(store_motion): Reorganize.
+ 
+ 2003-04-01  Kevin Buettner  <kevinb@redhat.com>
+ 
+ 	* config/mips/mips.c (override_options): Provide mappings for
+ 	HI_REGNUM and LO_REGNUM.
+ 	* config/mips/mips.h (MD_DBX_FIRST): Define.
+ 
+ 2003-04-01  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
+ 
+ 	* combine.c (merge_outer_ops): Fix typo.
+ 
+ 	* varasm.c (make_decl_one_only): Revert 2003-03-09 patch.
+ 
+ 2003-04-01  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
+ 	power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to
+ 	imul_compare.  Add lmul_compare.
+ 	* config/rs6000/power4.md: Bump some latencies.  Model extra cycle
+ 	in second pair of dispatch slots.  Model stores more accurately.
+ 	Tweak multiply model.  Add bypasses for CR instructions dependent
+ 	on complicated compares.
+ 	* config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns.
+ 	(muldi3): Add lmul_compare patterns.
+ 	* config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX
+ 	and FPSTORE_UX to split instructions and add COMPARE,
+ 	DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV.
+ 	(rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE.
+ 	(rs6000_rtx_costs): Separate POWER4 multiply case.
+ 
+ 2003-04-01  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.c (s390_fixup_clobbered_return_reg):
+ 	Do nothing if __builtin_return_address was not used.
+ 
+ Tue Apr  1 18:18:23 CEST 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (test patterns):  Allow memory operand in operand1.
+ 
+ 2003-02-31  Aldy Hernandez  <aldyh@redhat.com>
+ 
+ 	* testsuite/gcc.c-torture/execute/simd-3.c: New.
+ 
+ 	* expr.c (expand_expr): Handle VECTOR_CST.
+ 	(const_vector_from_tree): New.
+ 
+ 	* varasm.c (output_constant): Handle VECTOR_CST.
+ 
+ 	* c-typeck.c (digest_init): Build a vector constant from a
+ 	VECTOR_TYPE.
+ 
+ 	* config/rs6000/rs6000.c: Remove prototype for
+ 	easy_vector_constant.
+ 	(easy_vector_constant): Add mode parameter.  Rewrite to handle
+ 	more easy constants.
+ 	(rs6000_emit_move): Pass mode to easy_vector_constant.
+ 	Call emit_easy_vector_insn for SPE V2SI vector constant moves.
+ 	(emit_easy_vector_insn): New.
+ 	(easy_vector_same): New.
+ 	(EASY_VECTOR_15): New macro.
+ 	(EASY_VECTOR_15_ADD_SELF): New macro.
+ 	(bdesc_2arg): Rename to xorv2si3.
+ 	(easy_vector_constant_add_self): New.
+ 	(input_operand): Allow vector constants.
+ 
+ 	* config/rs6000/rs6000.h (PREDICATE_CODES): Add
+ 	easy_vector_constant, easy_vector_constant_add_self.
+ 	(EXTRA_CONSTRAINT): Add 'W'.
+ 
+ 	* config/rs6000/rs6000-protos.h: Add prototype for
+ 	easy_vector_constant, emit_easy_vector_insn.
+ 
+ 	* config/rs6000/altivec.md (xorv8hi3): New.
+ 	(xorv16qi3): New.
+ 	Remove all _const0 patterns.
+ 	(movv4si_internal): Rewrite to use code.  Add vector constant to
+ 	vector alternative.  Add splitter.
+ 	(movv8hi_internal): Same.
+ 	(movv16qi_internal): Same.
+ 	(movv4sf_internal): Same.
+ 	Change the unspecs for vspltis* to use constants.
+ 
+ 	* config/rs6000/spe.md ("xorv4hi3"): New.
+ 	("spe_evxor"): Rename to xorv2si3.
+ 	("xorv1di3"): New.
+ 	Remove all _const0 patterns.
+ 	(movv2si_internal): Rewrite to use code.  Add vector constant to
+ 	alternatives.  Add splitter.
+ 	(movv4hi_internal): Add vector constant to alternatives.
+ 	(movv1di_internal): Same.
+ 	(movv2sf_internal): Same.
+ 
+ 2003-03-31  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	PR c/9936
+ 	* c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for
+ 	variably-sized arrays in parameters.
+ 	(set_save_expr_context): New function.
+ 	(c_expand_body): Use it, via walk_tree.
+ 
+ 2003-03-31  Eric Christopher  <echristo@redhat.com>
+ 
+ 	* combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART.
+ 	(combinable_i3pat): Remove call to expand_field_assignment and
+ 	#if 0'd code.
+ 
+ 2003-03-31  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	PR c++/10278
+ 	* c-common.c (finish_label_address_expr): Handle the
+ 	error_mark_node.
+ 
+ 2003-03-31  Richard Henderson  <rth@redhat.com>
+ 
+ 	* real.c (real_identical): Reorg so as to not compare
+ 	signalling for normals.
+ 
+ 2003-03-31  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11.c (hard_reg_operand): Check the mode.
+ 
+ 2003-03-31  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0
+ 	notes as they are boggus.
+ 	(m68hc11_gen_movqi): Likewise.
+ 
+ 2003-03-31  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler
+ 	save the soft registers after the frame pointer so that gdb can unwind
+ 	the frame more easily.
+ 	(expand_epilogue): Likewise in opposite order; allow to use X register
+ 	as scratch if the return value is by reference.
+ 
+ 2003-03-31  Jason Merrill  <jason@redhat.com>
+ 
+ 	PR java/10145
+ 	* stor-layout.c (update_alignment_for_field): Respect
+ 	DECL_USER_ALIGN for zero-length bitfields, too.
+ 	* c-decl.c (finish_struct): Don't set DECL_ALIGN for normal
+ 	fields.
+ 
+ 2003-03-31  Matt Austern  <austern@apple.com>
+ 
+ 	* cpppch.c (struct cpp_savedstate): Add defs and n_defs members.
+ 	(count_defs): Keep track of number of defs as well as total size.
+ 	(write_defs): Put every definition in cpp_savedstate's defs array.
+ 	(comp_hashnode): Define.  Comparison function for qsort.
+ 	(cpp_write_pch_deps): Sort definitions before writing them.
+ 	(struct ht_node_list): Define. Like cpp_savedstate but simpler.
+ 	(collect_ht_nodes): Define.
+ 	(cpp_valid_state): When verifying that undefined identifiers in
+ 	the pch file are still undefined, read a sorted list of undefined
+ 	identifiers, collect all defined identifiers into a sorted list,
+ 	and walk through both lists to make sure there's no match.
+ 
+ 2003-03-31  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a peephole2): New.
+ 
+ 2003-03-31  Michael Matz  <matz@suse.de>
+ 
+ 	* config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Change 1 into 0.
+ 
+ 2003-03-31  Segher Boessenkool  <segher@koffie.nl>
+ 
+ 	PR target/10177
+ 	* config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New.
+ 	* config/rs6000/rs6000.c (compute_vrsave_mask): Don't mark
+ 	all call-clobbered registers as used.
+ 
+ 2003-03-31  Michael Matz  <matz@suse.de>
+ 
+ 	* cppexp.c (cpp_classify_number): Accept '.' after "0x".
+ 	* testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.
+ 
+ 2003-03-31  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* gcov.c: Add -a & -u options.
+ 	(struct arc_info): Add local_span, is_call_non_return,
+ 	is_nonlocal_return, is_unconditional flags, remove is_call flag.
+ 	(struct block_info): Add flags, is_call_site, is_nonlocal_return
+ 	members. Make encodings a union with span member.
+ 	(struct function_info): Add blocks_executed, line, src, line_next
+ 	members.
+ 	(struct coverage_info): Make branches a union with blocks member.
+ 	(struct source_info): Add functions member.
+ 	(object_summary, program_count): New global variables.
+ 	(flag_all_blocks, flag_unconditional): New flags.
+ 	(find_source, output_branch_count): New functions.
+ 	(print_usage): Adjust.
+ 	(options): Adjust.
+ 	(process_args): Adjust.
+ 	(read_graph_file) <GCOV_TAG_FUNCTION>: Adjust.
+ 	<GCOV_TAG_BLOCKS>: Read flags.
+ 	<GCOV_TAG_LINES>: Adjust.
+ 	(read_count_file): Process SUMMARY tags.
+ 	(solve_flow_graph): Set is_unconditional and clear is_call_site
+ 	appropriately.
+ 	(add_branch_counts): Adjust. Don't count unconditional branches.
+ 	(add_line_counts): Deal with all-blocks mode, accumulate block
+ 	coverage.
+ 	(accumulate_line_counts): Adjust, generate local spanning tree for
+ 	all-blocks mode.
+ 	(output_lines): Adjust.
+ 	* profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record.
+ 	* doc/gcov.texi: Document.
+ 
+ 2003-03-31  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md: Organize peephole2's that transform
+ 	(compare (reg:HI) (const_int)).
+ 
+ 2003-03-31  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* emit-rtl.c (dconstm2, dconsthalf): New real constants.
+ 	(init_emit_once): Initialize dconstm2 and dconsthalf here.
+ 	* real.h (dconstm2, dconsthalf): Add prototypes here.
+ 	* real.c (real_sqrt): Use dconsthalf rather than local copy.
+ 	* builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as
+ 	exp(x/2.0) remember to fold the division if possible.
+ 	Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x,
+ 	pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as
+ 	1.0/(x*x) and pow(x,0.5) as sqrt(x).
+ 
+ 2003-03-31  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a new peephole2): New.
+ 
+ 2003-03-31  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* gcse.c (simple_mem): Return false for floating-point accesses
+ 	if flag_float_store is true.
+ 
+ 2003-03-30  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* gcse.c (gcse_constant_p): New function to identify constants
+ 	suitable for constant propagation, including COMPARE with two
+ 	integer constant arguments.
+ 	(hash_scan_set): Use gcse_constant_p.
+ 	(find_avail_set): Likewise.
+ 	(cprop_insn): Likewise.
+ 	(do_local_cprop): Likewise.
+ 	(find_implicit_sets): Likewise.
+ 	(find_bypass_set): Likewise.
+ 
+ 2003-03-30  Matt Kraai  <kraai@alumni.cmu.edu>
+ 
+ 	* except.h: Remove definition of varray_type.
+ 
+ 2003-03-30  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR opt/10011, opt/10252:
+ 	* toplev.c (rest_of_compilation): Run purge_builtin_constant_p
+ 	before post-gcse cse pass.
+ 
+ 2003-03-30  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* dojump.c (do_jump): Copy SUBREGs into a pseudo for comparison.
+ 
+ 2003-03-30  DJ Delorie  <dj@redhat.com>
+ 
+ 	* profile.c (instrument_edges): Make sure any newly created
+ 	jump insns have correct jump label info.
+ 
+ 2003-03-30  Richard Henderson  <rth@redhat.com>
+ 
+ 	* cfgbuild.c (make_edges): Use tablejump_p.
+ 	* cfgcleanup.c (label_is_jump_target_p): Likewise.
+ 	* cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
+ 	* cfgrtl.c (flow_delete_block_noexpunge): Likewise.
+ 	(try_redirect_by_replacing_jump): Likewise.
+ 	(redirect_edge_and_branch): Likewise.
+ 	* cse.c (fold_rtx): Likewise.
+ 	* jump.c (delete_related_insns): Likewise.
+ 	* rtlanal.c (get_jump_table_offset): Likewise.
+ 	* ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise.
+ 
+ 2003-03-30  Gabriel Dos Reis  <gdr@integrable-solutions.net>
+ 
+ 	* Makefile.in (STRICT_WARN): Don't warn for ISO C constructs.
+ 	(STRICT2_WARN): Likewise.
+ 
+ 2003-03-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	PR other/6955
+ 	* collect2.c (collect_wait): Use WCOREDUMP and fix output message.
+ 	* system.h (WCOREDUMP, WCOREFLG): Define if necessary.
+ 
+ 2003-03-30  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR c/10083
+ 	* config/alpha/alpha.md (umuldi3_highpart): Change to expander;
+ 	don't zero_extend const inputs.
+ 
+ 2003-03-30  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* reload1.c (reload_cse_move2add): Fix a comment typo.
+ 
+ 2003-03-30  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a peephole2): Remove useless code.
+ 
+ 2003-03-29  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*iorsi3_and_ashift): New.
+ 	(*iorsi3_and_lshiftrt): Likewise.
+ 	(*iorsi3_zero_extract): Likewise.
+ 
+ 2003-03-29  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*insv_si_8_8): New.
+ 	(*insv_si_8_8_lshiftrt_8): Likewise.
+ 	(a peephole2): Likewise.
+ 
+ 2003-03-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+ 
+ 	* doc/contrib.texi: Add Eric Botcazou and Roger Sayle.
+ 	Uniformly use bugfix instead of bug fix.
+ 
+ 2003-03-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+ 
+ 	PR doc/895
+ 	* ONEWS: Remove those items that already appear in the EGCS
+ 	release notes on our web pages.
+ 
+ 2003-03-29  Alan Modra  <amodra@bigpond.net.au>
+ 
+ 	* config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Respect
+ 	TARGET_HARD_FLOAT.  Reformat.
+ 	(FUNCTION_ARG_REGNO_P): Likewise, and remove unneeded casts.
+ 
+ 2003-03-28  Albert Chin-A-Young  <china@thewrittenword.com>
+ 
+ 	* gcc/fixinc/inclhack.def: Update solaris_mutex_init_1 to
+ 	work on Solaris 2.5.1.
+ 
+ 2003-03-28  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*addsi3_and_r_1): Put under plus:SI
+ 	section of h8300.md
+ 	(*addsi3_and_nor_r_1): Likewise.
+ 
+ 2003-03-29  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.c (s390_emit_prologoue): Make sure backchain is
+ 	set up before any trapping memory access if flag_non_call_exceptions.
+ 
+ 2003-03-29  Alan Modra  <amodra@bigpond.net.au>
+ 
+ 	* reload1.c (reload_as_needed): Allow a USE in asm reloads.
+ 
+ 	* loop.c: (find_mem_in_note_1, find_mem_in_note): Comment.
+ 
+ 2003-03-28  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* configure.in: Clarify comments.
+ 	* configure: Regenerate.
+ 
+ 2003-03-28  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.md ("literal_pool_31"): Output pool anchor
+ 	label even if pool empty when generating PIC.
+ 	("literal_pool_31", "literal_pool_64"): Coding style cleanup.
+ 
+ 2003-03-28  Kazu Hirata  <kazu@cs.umass.edu>,
+ 	    Dhananjay Deshpande  <dhananjayd@kpit.com>
+ 
+ 	PR target/10205
+ 	* config/h8300/h8300.c (h8300_initial_elimination_offset):
+ 	Correct the offset computation when TARGET_NORMAL.
+ 
+ 2003-03-28  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR target/10067
+ 	* config/sparc/sparc.md (jump pattern): Correct order
+ 	when issuing the annuling marker.
+ 
+ 2003-03-28  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR c/8281
+ 	* config/sparc/sparc.md (movdi_insn_sp32_v9): Remove 'f-f' alternative.
+ 	(movdi reg/reg split): Match only on sparc32, and v9 when int regs.
+ 
+ 2003-03-28  Alan Modra  <amodra@bigpond.net.au>
+ 
+ 	* config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
+ 	globalize_label.
+ 	* config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
+ 	* config/i960/i960.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
+ 	* config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
+ 	* config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
+ 	* config/mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
+ 	* config/sparc/sparc.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
+ 	* config/v850/v850.c (v850_output_aligned_bss): Likewise.
+ 
+ 2003-03-28  Alan Modra  <amodra@bigpond.net.au>
+ 
+ 	* loop.c: (find_mem_in_note_1, find_mem_in_note): New functions.
+ 	(replace_loop_mems): Add "written" param.  Remove invalid REG_EQUAL
+ 	notes after hoisting.
+ 	(load_mems): Adjust replace_loop_mems call.
+ 
+ 2003-03-28  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 	    Richard Henderson  <rth@redhat.com>
+ 
+ 	PR target/10114 and PR target/10084
+ 	* dwarf2out.c (mem_loc_descriptor): Handle LO_SUM.
+ 
+ 2003-03-27  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/alpha/alpha.md (adddi_er_high_l): Valid only after reload.
+ 
+ 2003-03-27  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* fold-const.c (fold_inf_compare):  New function to simplify FP
+ 	comparisons against +Infinity or -Infinity.
+ 	(fold):  Optimize floating point comparisons against Infs and NaNs.
+ 
+ 2003-03-27  Janis Johnson  <janis187@us.ibm.com>
+ 
+ 	* libgcov.c: Provide only dummy functions if libc is not available.
+ 
+ 2003-03-27  Richard Henderson  <rth@redhat.com>
+ 
+ 	* real.h (struct real_value): Add signalling.
+ 	(EXP_BITS): Decrement.
+ 	* real.c (get_canonical_qnan): Don't set MSB-1.
+ 	(get_canonical_snan): Likewise.  Set signalling.
+ 	(real_identical): Compare signalling.
+ 	(round_for_format): Remove force-one-bit on code.
+ 	(real_nan): Likewise.  Set signalling.
+ 	(encode_ieee_single): Add force-one-bit code; honor signalling.
+ 	(encode_ieee_double, encode_ieee_extended, encode_ieee_quad): Likewise.
+ 	(decode_ieee_single): Set signalling.
+ 	(decode_ieee_double, decode_ieee_extended, decode_ieee_quad): Likewise.
+ 
+ 2003-03-27  Olivier Hainque  <hainque@act-europe.fr>
+ 
+ 	PR ada/9953
+ 	* ada/Makefile.in (gnatlib configuration for HPUX): Split
+ 	the general section for HPUX into specific sections for
+ 	HPUX 10 and HPUX 11. Fix the setting of TGT_LIB in the HPUX
+ 	11 case.
+ 
+ 2003-03-27  Glen Nakamura  <glen@imodulo.com>
+ 
+ 	PR opt/10087
+ 	* loop.c (loop_givs_reduce): Skip bivs with duplicate locations
+ 	while incrementing giv.
+ 	(record_biv): Check for duplicate biv locations and
+ 	set (struct induction *) v->same if found.
+ 
+ 2003-03-27  David Mosberger  <davidm@hpl.hp.com>
+ 
+ 	* unwind-libunwind.c (uw_frame_state_for): Adjust for libunwind
+ 	v0.9 API change: replace read of UNW_REG_HANDLER with
+ 	unw_get_proc_info().
+ 	(_Unwind_GetLanguageSpecificData): Replace read of UNW_REG_LSDA
+ 	with unw_get_proc_info().
+ 	(_Unwind_GetRegionStart): Replace UNW_REG_PROC_START with
+ 	unw_get_proc_info().
+ 
+ 2003-03-27  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/rs6000/8540.md: Use presence_set instead of absence_set.
+ 
+ 2003-03-26  Richard Henderson  <rth@redhat.com>
+ 
+ 	* c-decl.c (finish_function): Always defer if DECL_DECLARED_INLINE_P.
+ 
+ 2003-03-26  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	PR bootstrap/10051, PR bootstrap/10169.
+ 	* mips-tfile.c (init_file): Don't provide a static initializer.
+ 	(initialize_init_file): Initialize the contents of init_file.
+ 	(add_file): Call initialize_init_file if not already initialized.
+ 
+ 2003-03-26  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.c (s390_optimize_prolog): Do not save/restore
+ 	registers used for global asm variables.
+ 	(s390_frame_info, s390_arg_frame_offset): Likewise.
+ 	(s390_emit_prologue, s390_emit_epilogue): Likewise.
+ 
+ 2003-03-26  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/rs6000/8540.md: New file.
+ 
+ 	* config/rs6000/{40x.md, 603.md, 6xx.md, 7450.md, 7xx.md, mpc.md,
+ 	power4.md, rios1.md, rios2.md, rs64.md}: Add mult_compare to
+ 	reservations for imul.
+ 
+ 	* config/rs6000/rs6000.md: Include 8540.md.  Change
+ 	delayed_compare onto mult_compare for insns generating
+ 	multiplication.
+ 	(mult_compare, fpsimple, brinc, vecdiv, veccmpsimple, vecfdiv):
+ 	New type attribute values.
+ 
+ 	* config/rs6000/spe.md (*negsf2_gp, *abssf2_gpr): Use type
+ 	fpsimple instead of fp.
+ 	(*divsf3_gpr): Use type vecfdiv instead of fp.
+ 	(spe_evfsabs, spe_evfsnabs, spe_evfsneg): Use type vecsimple
+ 	instead of vecfloat.
+ 	(spe_evfsdive): Use type vecfdiv instead of vecfloat.
+ 	(spe_brinc): Use type brinc instead of veccomplex.
+ 	(spe_evaddw, spe_evaddiw): Use type vecsimple instead of
+ 	veccomplex.
+ 	(spe_evdivws, spe_evdivwu): Use type vecdiv instead of veccomplex.
+ 	(*movv2si_internal, *movv1di_internal, *movv4hi_internal,
+ 	*movv2sf_internal): Define type attribute values for all
+ 	alternatives.
+ 	(cmpsfeq_gpr, cmpsfgt_gpr, cmpsflt_gpr): Use type veccmp instead
+ 	of fpcompare.
+ 	(tstsfeq_gpr, tstsfgt_gpr, tstsflt_gpr): Use type veccmpsimple
+ 	instead of fpcompare.
+ 
+ 2003-03-26  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/power4.md: Allow delay between dispatch and
+ 	function units for simple instructions.  Correct store units.
+ 	Allow branch to occupy as many dispatch slots as necessary.
+ 
+ 2003-03-26  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* config/ia64/ia64.c (ia64_expand_op_and_fetch): Fix comment.
+ 	(ia64_expand_compare_and_swap): Use always DImode ar.ccv,
+ 	zero extend old to it.
+ 	* config/ia64/ia64.md (cmpxchg_acq_si): Remove mode from ccv
+ 	operand.
+ 
+ 2003-03-26  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR target/7784
+ 	* reload.c (find_reloads_address): Handle
+ 	(PLUS (PLUS (REG) (REG)) (CONST_INT)) form for
+ 	all base registers.
+ 
+ 2003-03-25  Marcelo Abreu  <mmabreu@inf.ufrgs.br>
+ 
+ 	PR other/10203
+ 	* version.c: Reference the GCC web site in the URL.
+ 
+ 2003-03-26  Alan Modra  <amodra@bigpond.net.au>
+ 
+ 	* c-incpath.c (add_standard_paths): Add both "translated" and
+ 	non-translated header paths.
+ 
+ 2003-03-25  Loren James Rittle  <ljrittle@acm.org>
+ 
+ 	* doc/install.texi (*-*-freebsd*): Update with known status.
+ 
+ 2003-03-21  Jason Merrill  <jason@redhat.com>
+ 
+ 	PR optimization/10171
+ 	* unroll.c (unroll_loop): Don't delete the jump at the end unless
+ 	we also delete a jump at the beginning.
+ 
+ 2003-03-25  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* doc/contrib.texi (Contributors): Mention self as 68HC11/68HC12
+ 	contributor.
+ 
+ Tue Mar 25 20:35:51 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (ix86_rtx_costs): For -fpic and x86-64 local symbolic
+ 	constants are not expensive.
+ 
+ Mon Mar 24 20:03:03 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	PR opt/10056
+ 	* cfglayout.c (fixup_reorder_chain):  Fix dealing with the conditional
+ 	jump jumping to the next instruction.
+ 	* cfgrtl.c (force_nonfallthru_and_redirect):  Likewise.
+ 
+ 2003-03-25  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+ 
+ 	* doc/passes.texi (Passes): Properly document that we do not
+ 	perform jump2 any longer; remove command-line option -dJ.
+ 
+ 2003-03-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR optimization/8746
+ 	* config/i386/i386.md (and promoting splitters): Disable HImode to
+ 	SImode promoting when the sign bit matters and is not preserved, or
+ 	when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
+ 	for size.
+ 
+ 2003-03-24  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a peephole2): Extend to support loads
+ 	in QImode and HImode.
+ 
+ 2003-03-24  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Add _call_far and
+ 	_return_far
+ 	(MULTILIB_OPTIONS): Don't multilib on -mlong-calls.
+ 	(MULTILIB_EXCEPTIONS): Likewise.
+ 	* config/m68hc11/m68hc11.md ("call"): Support far calls for 68HC11
+ 	by calling some board support routine.
+ 	("call_value"): Likewise.
+ 	("*return_void"): Likewise for return.
+ 	("*return_16bit"): Likewise.
+ 	("*return_32bit"): Likewise.
+ 	* config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Generate .far
+ 	for 68HC11 too.
+ 	(DWARF2_ADDR_SIZE): Use 4 so that addresses can
+ 	* config/m68hc11/m68hc11.c (m68hc11_override_options): Accept
+ 	-mlong-calls for 68HC11.
+ 	* config/m68hc11/larith.asm (declare_near): New macro.
+ 	(__premain, ___negsi2, ___one_cmplsi2, ___ashlsi3): Use it.
+ 	(___ashrsi3, ___lshrsi3, ___lshrhi3, ___lshlhi3): Likewise.
+ 	(___rotrhi3, ___rotlhi3, ___ashrhi3, ___ashrqi3): Likewise.
+ 	(___lshlqi3, __divmodhi4, ___mulqi3, ___mulhi3): Likewise.
+ 	(__mulhi32): Likewise.
+ 	(ret): Update macro for 68HC11.
+ 	(__far_trampoline): Implement for 68HC11.
+ 	(__call_a16, __call_a32, __return_void, __return_16): New support
+ 	routines for 68HC11 memory bank switching calling support.
+ 	(__return_32): Likewise.
+ 
+ 2003-03-24  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* toplev.c (independent_decode_option): Don't skip a 'Y' prefix.
+ 
+ 2003-03-24  Janis Johnson  <janis187@us.ibm.com>
+ 
+ 	* doc/install.texi (Testing): Mention test result links from build
+ 	status pages.
+ 
+ 2003-03-24  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* function.c (put_var_into_stack): Change bool parameter to int.
+ 	(gen_mem_addressof): Likewise.
+ 	* rtl.h (gen_mem_addressof): Likewise.
+ 	* tree.h (put_var_into_stack): Likewise.
+ 	* config/alpha/alpha.c (alpha_gp_save_rtx): Adjust call to
+ 	gen_mem_addressof or put_var_into_stack.
+ 	* config/c4x/c4x.c (c4x_expand_builtin): Likewise.
+ 	* config/ia64/ia64.c (spill_tfmode_operand): Likewise.
+ 
+ 2003-03-24  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a peephole2): New.
+ 
+ 2003-03-24  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* dojump.c (do_jump): Handle UNSAVE_EXPR specially.
+ 
+ 2003-03-24  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+ 
+ 	* doc/contrib.texi (Contributors): Update Janis Johnson.
+ 
+ 2003-03-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR target/10072
+ 	* combine.c (simplify_if_then_else): Check that the mode
+ 	has MODE_INT class before applying the (OP Z (mult COND C2))
+ 	transformation.
+ 
+ 2003-03-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR optimization/9414
+ 	* config/sparc/sparc.md (widening peepholes): Use
+ 	widen_memory_access instead of change_address.
+ 
+ 2003-03-23  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	PR c++/7086
+ 	* c-typeck.c (c_mark_addressable): Adjust calls to
+ 	put_var_into_stack.
+ 	* expr.c (expand_expr): Likewise.
+ 	* function.c (put_var_into_stack): Add rescan parameter.  Do not
+ 	call fixup_var_refs when rescan is false.
+ 	(gen_mem_addressof): Likewise.
+ 	(assign_parms): Adjust calls to put_var_into_stack.
+ 	(setjmp_protect): Likewise.
+ 	(setjmp_protect_args): Likewise.
+ 	* rtl.h (gen_mem_addressof): Change prototype.
+ 	* stmt.c (expand_decl): Adjust calls to put_var_into_stack.
+ 	* tree.h (put_var_into_stack): Change prototype.
+ 
+ 2003-03-23  Arpad Beszedes <beszedes@cc.u-szeged.hu>
+ 
+ 	PR middle-end/9967
+ 	* builtins.c (expand_builtin_fputs): When optimizing for size,
+ 	don't transform fputs into fwrite.
+ 
+ 2003-03-23  Glen Nakamura <glen@imodulo.com>
+ 
+ 	PR c/8224
+ 	* fold-const.c (extract_muldiv_1): Don't pass through type conversions
+ 	when signedness changes for division or modulus.
+ 
+ 2003-03-24  Alan Modra  <amodra@bigpond.net.au>
+ 
+ 	* config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
+ 	globalize_label.
+ 
+ 2003-03-23  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	PR c/10178
+ 	* stmt.c (expand_end_case_type): Check for overflow in range when
+ 	determining whether to use a bit-test implementation.
+ 
+ 2003-03-23  Richard Henderson  <rth@redhat.com>
+ 
+ 	* cfgcleanup.c (try_optimize_cfg): Allow merging of tablejumps
+ 	before flow2.
+ 	* cfgrtl.c (try_redirect_by_replacing_jump): Similarly.
+ 
+ 2003-03-23  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR opt/10116
+ 	* ifcvt.c (find_if_block): Disallow tablejump insns outgoing
+ 	from then_bb or else_bb after flow2.
+ 
+ 2003-03-23  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* configure.in: Check whether it is necessary to link against
+ 	libm to use ldexp.
+ 	* configure: Regenerate.
+ 	* Makefile.in: Add LDEXP_LIB substitution variable.
+ 
+ 2003-03-23  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md: Fix comment typos.
+ 
+ 2003-03-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+ 
+ 	* pa.c (output_cbranch): Fix typo in comment.
+ 
+ 2003-03-22  Richard Henderson <rth@redhat.com>
+ 
+ 	* cfgcleanup.c (insns_match_p): Do not do EQUIV substitution
+ 	after reload.
+ 
+ 2003-03-22  DJ Delorie  <dj at redhat dot com>,
+ 	Bruce Korb  <bkorb at gnu dot org>
+ 
+ 	* fixinc/inclhack.def (solaris_mutex_init_1): New; Fix
+ 	buggy Solaris 2.6 mutex/cond initializers.
+ 	(solaris_mutex_init): Rename to solaris_mutex_init_2.
+ 	* fixinc/fixincl.x: Regenerate.
+ 	* fixinc/tests/base/pthread.h: Update.
+ 	* fixinc/fixincl.c(initialize): be explicit about the default case
+ 	and indicate verbose level when being very, very verbose.
+ 	* fixinc/check.tpl(VERBOSE): provide a means for passing the value in
+ 
+ 2003-03-22  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* config/i386/i386.c (ix86_init_machine_status): Return value.
+ 
+ 2003-03-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+ 
+ 	* pa.c (output_cbranch, output_bb, output_bvb): Output nop for
+ 	conditional branch to the following instruction.  Use next_real_insn
+ 	instead of next_active_insn.
+ 	(output_dbra, output_movb, jump_in_call_delay): Use next_real_insn
+ 	instead of next_active_insn.
+ 
+ 2003-03-22  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.md ("movti", "*movdi_31", "*movdf_31"): Use 'o'
+ 	instead of 'm' constraint in forced-split alternatives.
+ 	("*adddi3_31", "*subdi3_31"): Likewise.  Also, pass 0 instead of 1 as
+ 	VALIDATE_ADDRESS parameter to operand_subword.
+ 
+ 2003-03-22  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.c (notice_update_cc): Correctly handle
+ 	the case where the set destination is STRICT_LOW_PART.
+ 
+ 2003-03-22  Svein E. Seldal  <Svein.Seldal@solidas.com>
+ 
+ 	* config/c4x/t-c4x (INSTALL_LIBGCC): Make gcc recognize a c33 as a
+ 	c30 instead of a c40 processor.
+ 
+ 2003-03-22  Alan Modra  <amodra@bigpond.net.au>
+ 
+ 	* combine.c (simplify_comparison <AND>): Use gen_int_mode.  Tidy.
+ 
+ 2003-03-21  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* c-common.c: Include intl.h.
+ 	(shadow_warning): Rewrite to allow better diagnostic translations.
+ 	* c-common.h: Update prototype of shadow_warning.  Declare sw_kind enum.
+ 	* c-decl.c (warn_if_shadowing): Update calls to shadow_warning;
+ 	use it throughout.
+ 	* Makefile.in (c-common.o): Add intl.h.
+ 
+ 2003-03-21  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* config.gcc: Remove 'float_format'.
+ 
+ 	* fixproto: Define NULL and size_t in generated stdlib.h and
+ 	unistd.h.  Kill unused required_stdlib_h, required_unistd_h.
+ 	Rearrange file generation loop for readability.  Generate time.h,
+ 	string.h if missing.
+ 	* tsystem.h: Include <string.h>,  unconditionally.
+ 	* config.gcc: Blow away POSIX defines.
+ 
+ 2003-03-09  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+ 
+ 	* tree.c (substitute_in_expr, case 'e'): Only make recursive call
+ 	on operands if it has a PLACEHOLDER_EXPR.
+ 

+ 2003-03-20  Richard Henderson  <rth@redhat.com>
+ 
+ 	* fold-const.c (extract_muldiv_1): Revert changing order of
+ 	operands in case MULT_EXPR of 2003-02-16 patch.
+ 
+ 2003-03-20  Daniel Berlin  <dberlin@dberlin.org>
+ 	Merge changes from new-regalloc-branch 
+ 
+ 	From Michael Matz  <matz@suse.de>
+ 	* df.c (df_ref_record_1): Move init of loc to safe point.
+ 	Only recurse on interesting things in parallels.
+ 	Handle CLASS_CANNOT_CHANGE_MODE smarter.
+ 	(df_uses_record): Ditto.
+ 	
+ 	* df.h (DF_REF_MEM_OK): New enum member, used to mark ref's which
+ 	it's already okay to use memory operands in (IE doesn't require
+ 	adding another insn or anything).
+ 
+ 2003-03-20  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR middle-end/6348
+ 	* explow.c (allocate_dynamic_stack_space): Handle STACK_SIZE_MODE
+ 	different from word_mode.
+ 
+ 2003-03-20  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*insv_si_1_n_lshiftrt): Restrict the
+ 	source operand to those that can be extracted with bld.
+ 
+ 2003-03-20  Richard Earnshaw  <rearnsha@arm.com>
+ 
+ 	PR 10066
+ 	* arm.md (UNSPEC_PIC_BASE): New constant.
+ 	(pic_add_dot_plus_four): Wrap with unspec.
+ 	(pic_add_dot_plus_eight): Likewise.
+ 
+ 2003-03-20  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*insv_si_1_n): New.
+ 	(*insv_si_1_n_lshiftrt): Likewise.
+ 

+ 2003-03-20  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* fold-const.c (fold_mathfn_compare): New function to simplify
+ 	comparisons against built-in math functions.  Fold comparisons
+ 	of sqrt against constants.
+ 	(fold): Call fold_mathfn_compare when appropriate.
+ 
+ 2003-03-20 Richard Earnshaw  <rearnsha@arm.com>
+ 
+ 	* ifcvt.c (find_if_case_1): If we add a new bb, update the dominance
+ 	information.
+ 
+ 2003-03-20  Per Bothner  <pbothner@apple.com>
+ 
+ 	Various cleanups to help compile server.
+ 
+ 	* cppinit.c (cpp_create_reader):  Take extra hash_table* argument,
+ 	and pass that to _cpp_init_hashtable.
+ 	(cpp_read_main_file):  Drop hash_table* argument; don't call
+ 	_cpp_init_hashtable.
+ 	* cpplib.h:  Update declarations to match.
+ 	* c-opts.c (c_common_init_options):  Pass ident_hash to
+ 	cpp_create_reader.
+ 	(c_common_post_options):  Don't pass ident_hash to cpp_read_main_file.
+ 	* fix-header.c (read_scan_file):  Likewise pass NULL table to
+ 	cpp_create_reader rather than cpp_read_main_file.
+ 
+ 	* cppfiles.c (cpp_rename_file):  Generalized and renamed
+ 	to cpp_change_file.
+ 	* cpplib.h:  Update declaration to match.
+ 	* c-opts.c (push_command_line_line, finish_options):  Change
+ 	cpp_rename_file calls to cpp_change_file.
+ 	
+ 	* line-map.c (add_line_map):  Allow leaving the outermost file.
+ 	Allowing entering an outermost-file after the initial time. 
+ 
+ 	* toplev.c (pop_srcloc):  Allow popping from initial file.
+ 
+ 2003-03-20  Kazu Hirata  <kazu at cs dot umass dot edu>
+ 
+ 	* fold-const.c (fold): Fold A - (A & B) into ~B & A.
+ 
+ 2003-03-20  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a peephole2): New.
+ 
+ 2003-03-20  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*addsi3_and_r_1): New.
+ 	(*addsi3_and_not_r_1): Likewise.
+ 

+ 2003-03-19  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* c-common.h (c_dump_tree), c-dump.c (c_dump_tree),
+ 	langhooks-def.h (lhd_tree_dump_dump_tree),
+ 	langhooks.c (lhd_tree_dump_dump_tree), langhooks.h (*dump_tree):
+ 	Change return type from 'int' to 'bool'.  Replace 0 and 1 with
+ 	true and false in return statements.
+ 
+ 2003-03-19  Kevin Buettner  <kevinb@redhat.com>
+ 
+ 	* dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE): Define.
+ 	(DWARF_COMPILE_UNIT_HEADER_SIZE): Take into account
+ 	DWARF_INITIAL_LENGTH_SIZE.
+ 	(output_compilation_unit_header, output_pubnames, output_aranges)
+ 	(output_line_info): Output 0xffffffff escape value for 64-bit
+ 	DWARF extension.
+ 	* config/mips/iris6.h (DWARF_INITIAL_LENGTH_SIZE): Define.
+ 
+ 2003-03-19  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.c (s390_preferred_reload_class): Do not
+ 	force constants to the pool unless necessary.
+ 	(s390_decompose_address): Prefer to use pointer as base,
+ 	not index register.
+ 	* config/s390/s390.md ("*tsthiCCT_only"): Remove '?' from
+ 	Q alternative.
+ 	("*movdi_64", "*movsi", "movhi", "movqi_64", "movqi", 
+ 	"*movdf_64", "*movsf"): Add '?' to Q->Q alternatives.
+ 	("*extractqi", "*extracthi", "*zero_extendhisi2_31",
+ 	"*zero_extendqisi2_31", "*zero_extendqihi2_31",
+ 	"*adddi3_31", "*subdi3_31"): Do not set "type" attribute.
+ 
+ Wed Mar 19 11:28:45 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.h (machine_function): New fields use_fast_prologue_epilogue.
+ 	* i386.c (use_fast_prologue_epilogue): Remove.
+ 	(ix86_frame): New field save_regs-using_mov;
+ 	(ix86_compute_frame_layout):  Decide on fast prologues;
+ 	allocate saved registers in red zone.
+ 	(ix86_expand_epilogue, ix86_expand_prolgoues): Obey new parameters.
+ 

+ 2003-03-17  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* c-opts.c: Default TARGET_EBCDIC to 0 if not defined.
+ 	(c_common_init): Set EBCDIC in cpp options.
+ 	* cpplex.c (maybe_read_ucs, cpp_parse_escape): Use EBCDIC option,
+ 	not conditional compilation.
+ 	* cpplib.h (struct cpp_options): New entry EBCDIC.
+ 
+ 2003-03-17  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* fix-header.c (read_scan_file): Need to malloc arguments to add_path.
+ 
+ 2003-03-17  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+ 
+ 	* function.c (thread_prologue_and_epilogue_insns): Set delete_unused
+ 	argument to 0 for redirect_jump.
+ 
+ 2003-03-16  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	PR c++/8805
+ 	* except.c (eh_region_u_cleanup): Add prev_try.
+ 	(expand_eh_region_end_cleanup): Set it.
+ 	(reachable_handlers): Use it to skip over cleanup blocks.
+ 
+ 2003-03-17  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* Makefile.in (TAGS): Remove obsolete handling of =*.[chy].
+ 
+ 2003-03-17  Alan Modra  <amodra@bigpond.net.au>
+ 
+ 	* config/rs6000/linux64.h (TARGET_64BIT): Redefine.
+ 	(TARGET_RELOCATABLE, TARGET_EABI, TARGET_PROTOTYPE): Likewise.
+ 	(SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Likewise.
+ 	(SUBTARGET_OVERRIDE_OPTIONS, CPP_SYSV_SPEC): Likewise.
+ 

+ 2003-03-16  Richard Henderson  <rth@redhat.com>
+ 
+         * simplify-rtx (simplify_binary_operation): Don't abort for
+         SS_PLUS, US_PLUS, SS_MINUS, US_MINUS.
+ 
+ 2003-03-16  Richard Henderson  <rth@redhat.com>
+ 
+         * config/i386/i386.md (movstrictqi, movstrictqi_1): Check
+         optimize_size as well.
+ 
+ 2003-03-16  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11.c (print_operand): Handle 'b' modifier
+ 	for D register to specify the low part of it, aka B.
+ 	(m68hc11_gen_movhi): Use REG_WAS_0 note and increment or decrement
+ 	the register if we are loading 1 or -1 to it; avoid using temp
+ 	register when moving X/Y to Y/X.
+ 	(m68hc11_gen_movqi): Likewise.
+ 	(m68hc11_check_z_replacement): Fix last insn setting for compare case.
+ 
+ 2003-03-14  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	PR optimization/9016
+ 	* config/i386/i386.c (ix86_expand_move): Force more CONST_DOUBLEs
+ 	into the constant pool.
+ 
+ 2003-03-16  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
+ 
+ 	PR target/9164
+ 	* tree.c (get_narrower): For extensions with unchanged bit number,
+ 	return the unsignedness of the outer mode.
+ 

+ 2003-03-15  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
+ 
+ 	PR optimization/9387
+ 	* function.c (thread_prologue_and_epilogue_insns): Use redirect_jump
+ 	for conditional returns.
+ 
+ 2003-03-14  Jason Merrill  <jason@redhat.com>
+ 
+ 	PR optimization/6871
+ 	* varasm.c (assemble_variable): Leave constant zeroes in .rodata.
+ 
+ 2003-03-14  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* c-opts.c (finish_options): New.
+ 	(COMMAND_LINE_OPTIONS, c_common_decode_option): Add -imacros.
+ 	(missing_arg): Handle OPT_include and OPT_imacros.
+ 	(c_common_init, c_common_parse_file): Use finish_options.
+ 	(handle_deferred_opts): Update.
+ 	* cppinit.c (struct cpp_pending): Remove imacros_head and imacros_tail.
+ 	(cpp_finish_options): Don't handle -imacros here.
+ 	(no_fil): Remove.
+ 	(COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -imacros.
+ 
+ 2003-03-14  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Don't call
+ 	rs6000_maybe_dead if !fromprolog.
+ 
+ 2003-03-14  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* Makefile.in: Update.
+ 	* c-common.h (fe_file_change, pp_file_change): New.
+ 	* c-lex.c (init_c_lex): Don't set cb_file_change.
+ 	(c_common_parse_file): Move to c-opts.c.
+ 	(cb_file_change): Rename fe_file_change.
+ 	* c-opts.c: Include debug.h.
+ 	(warn_unused_macros, include_cursor): New.
+ 	(push_command_line_include, cb_file_change): New.
+ 	(COMMAND_LINE_OPTIONS): Handle -include.
+ 	(c_common_decode_option): Use local warn_unused_macros.
+ 	Handle OPT_include.
+ 	(c_common_post_options): Set file change callback.
+ 	(handle_deferred_opts): Skip -include.  Don't free the array.
+ 	(c_common_init): Call cpp_finish_options here, and push an
+ 	initial -include file.
+ 	* c-ppoutput.c (cb_file_change): Rename pp_file_change.
+ 	(preprocess_file): Don't call cpp_finish_options.
+ 	(init_pp_output): Don't set the file change callback.
+ 	(pp_file_change): Return if no line commands or no output.
+ 	* cpphash.h (next_include_file, first_unused_line): Remove.
+ 	* cppinit.c (include_head, include_tail): Remove.
+ 	(cpp_destroy): Don't free -include chain.
+ 	(cpp_finish_options): Don't handle -include, or worry about
+ 	-Wunused-macros.
+ 	(_cpp_maybe_push_include_file): Remove.
+ 	(COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -include.
+ 	* cpplib.c (_cpp_pop_buffer): Don't handle -include.
+ 	* cppmacro.c (_cpp_warn_if_unused_macro, _cpp_create_definition):
+ 	Used flag is set based upon the state of the warn_unused_macros
+ 	flag, and so use of first_unused_line is unnecessary.
+ 
+ Thu Mar 13 18:39:42 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cselib.c (clear_table): Do not take argument; always clear just
+ 	used slots.
+ 	(cselib_process_insn):  Update call of clear_table
+ 	(cselib_init): Do not call clear_table.
+ 	(cselib_finish): Clear table.
+ 
+ 	* cse.c (count_reg_usage): Do not check side_effects_p.
+ 	* rtlanal.c (set_noop_p): Check side_effects_p only when set looks
+ 	like noop.
+ 	(find_reg_equal_equiv_note): Do not use find_reg_note.
+ 

+ 2003-03-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR c/9928
+ 	* c-decl.c (duplicate_decls): Discard the initializer of the new decl
+ 	only if it is a VAR_DECL.
+ 
+ 2003-03-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR optimization/9888
+ 	* config/i386/i386.md (jcc_1): Fix range.
+ 	(jcc_2): Likewise.
+ 	(jump): LIkewise.
+ 	(doloop_end_internal): Likewise.
+ 
+ 2003-03-12  Danny Smith  <dannysmith@users.sourceforge.net>
+  
+ 	* config/i386/winnt.c (DLL_IMPORT_PREFIX): New define.
+ 	Use throughout instead of DLL_IMPORT_EXPORT_PREFIX and "e."
+ 	(DLL_EXPORT_PREFIX): New define. Use throughout instead of
+ 	DLL_IMPORT_EXPORT_PREFIX and "i."
+ 	(i386_pe_dllexport_name_p): Here.
+ 	(i386_pe_dllimport_name_p): Here.
+         (i386_pe_mark_dllexport): Here. Remove DLL_IMPORT_PREFIX,
+ 	not 9 chars when getting identifier name.
+ 	(i386_pe_mark_dllimport): Here.
+ 	(i386_pe_encode_section_info): Here. Remove DLL_IMPORT_PREFIX,
+ 	not 9 chars when getting identifier name. Correct comment.
+ 	(i386_pe_strip_name_encoding): Here. Add comments for different
+ 	cases.
+ 	(gen_fastcall_suffix): Break down xmalloc() argument to
+ 	components.
+ 	(gen_stdcall_suffix): Likewise.
+ 	Update copyright year.
+ 
+ 2003-03-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR optimization/9888
+ 	* config/i386/i386.md (movsi_1): Remove special alternatives
+ 	for %eax register.
+ 	(movsi_1_nointernunit): Likewise.
+ 	(movhi_1): Likewise.
+ 	* config/i386/i386.c (memory_address_length): Do not use
+ 	short displacement when there is no base.
+ 	(ix86_attr_length_address_default): Handle LEA instructions.
+ 
+ 2003-03-12  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* c-cppbuiltin.c (builtin_define_std): Make non-static.
+ 
+ 2003-03-11  Loren James Rittle  <ljrittle@acm.org>
+ 
+ 	* config/freebsd-spec.h (FBSD_CPP_PREDEFINES): Remove.
+ 	(FBSD_TARGET_OS_CPP_BUILTINS): New port-specific macro.
+ 	(FBSD_TARGET_CPU_CPP_BUILTINS): New port-specific macro.
+ 	* config/freebsd.h (CPP_PREDEFINES): Remove.
+ 	(TARGET_OS_CPP_BUILTINS): New.
+ 	* config/alpha/freebsd.h: Use overridden FBSD_TARGET_CPU_CPP_BUILTINS
+ 	instead of TARGET_OS_CPP_BUILTINS.
+ 	* config/sparc/freebsd.h (CPP_PREDEFINES): Remove.
+ 
+ 2003-03-11  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* c-cppbuiltin.c (builtin_define_std): Add ATTRIBUTE_UNUSED.
+ 
+ 2003-03-11  Aldy Hernandez  <aldyh@redhat.com>
+ 
+         * config/rs6000/rs6000.c (rs6000_stack_info): Remove
+         insn_chain_scanned.  Use insn_chain_scanned_p in machine_function.
+ 
+         * config/rs6000/rs6000.h (machine_function): Add insn_chain_scanned_p.
+ 
+ Tue Mar 11 21:19:03 2003  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* toplev.c (independent_decode_option): Return success for --help,
+ 	--target-help and --version.
+ 

+ 2003-03-08  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* emit-rtl.c (gen_lowpart): Don't attempt to load a part of
+ 	a complex or vector type, using a load in the original mode.
+ 
+ Sat Mar  8 19:22:30 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* Makefile.in (cgraph.o): Depend on gt-cgraph.h and varray.h.
+ 	* gt-cgraph.h: New GC file.
+ 	* cgraph.c (known_fns): New static variable.
+ 	(cgraph_node): Add the decl into varray.
+ 
+ 2003-03-08  Hans-Peter Nilsson  <hp@bitrange.com>
+ 
+ 	* config/mmix/mmix.md ("*movcc_expanded"): Add missing alternatives.
+ 
+ 2003-03-08  Richard Earnshaw  <rearnsha@arm.com>
+ 
+ 	* arm.c (fpa_rhs_operand, fpa_add_operand, const_double_rtx_ok_for_fpa)
+ 	(neg_const_double_ok_for_fpa, output_mov_long_double_fpa_from_arm)
+ 	(output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm)
+ 	(output_mov_double_arm_from_fpa): Renamed to use fpa instead of fpu.
+ 	All callers changed.
+ 	* arm.md, arm.h, arm-protos.h: Updated.
+ 
+ 	* arm.h (enum reg_class FPA_REGS): Renamed from FPU_REGS.
+ 	(CLASS_MAX_NREGS, REGISTER_MOVE_COST, REG_CLASS_FROM_LETTER): Updated.
+ 	* arm.c (arm_regno_class, f_register_operand): Updated.
+ 
+ 2003-03-08  Hans-Peter Nilsson  <hp@bitrange.com>
+ 
+ 	* config/cris/cris.h: Remove EGCS references.
+  	(CPP_SPEC): Remove "-$".
+ 	(INIT_CUMULATIVE_ARGS): Adjust parameter name to FNDECL.
+ 
+ 2003-03-08  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Use in
+ 	preference to CPP_PREDEFINES.
+ 
+ 2003-03-08  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cppinit.c (cpp_finish_options): Set first_unused_line to -1.
+ 
+ 2003-03-08  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*extzv_16_8): New.
+ 
+ Sat Mar  8 14:13:35 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* c-decl.c: (finish_function): Update call of tree_inlinable_function_p.
+ 	* cgraph.h: (cgraph_local_info): Add can_inline_once
+ 	(cgraph_global_info): Add inline_once.
+ 	(cgraph_node): Add previous.
+ 	(cgraph_remove_node): New.
+ 	* cgraphunit.c (cgraph_mark_functions_to_inline_once): New static
+ 	function.
+ 	(cgraph_optimize): Call it.
+ 	(cgraph_finalize_function):  Set inlinable flags.
+ 	(cgraph_finalize_compilation_unit):  Actually remove the reclaimed nodes.
+ 	(cgraph_mark_functions_to_output):  Use new inlining heuristics flags.
+ 	(cgraph_expand_function): Likewise.
+ 	* cgraph.c 
+ 	(cgraph_node): Put nodes into doubly linked chain.
+ 	(cgraph_remove_node): New function.
+ 	* flags.h (flag_inline_functions_called_once): Declare.
+ 	* tree-inline.c: Include cgraph.h
+ 	(inlinable_functions_p): Add extra argument to bypass limits.
+ 	(expand_call_inline):  Obey cgraph flag.
+ 	* tree-inline.h (tree_inlinable_function_p): Update prototype.
+ 

+ 2003-03-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* gcse.c (bypass_block, bypass_conditional_jumps): Do not create
+ 	irreducible loops.
+ 
+ 	* loop-unroll.c (unroll_loop_runtime_iterations): Update irreducible
+ 	loops info correctly.
+ 

+ 2003-03-06  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* Makefile.in (c-ppoutput.o): Update.
+ 	* c-common.h (init_pp_output): New.
+ 	(preprocess_file): Update.
+ 	* c-lex.c (init_c_lex): Move mbchar initialization to cpplib.
+ 	Register builtins.
+ 	* c-opts.c (c_common_init): Call init_pp_output if preprocessing.
+ 	Make call to cpp_read_main_file common to whether preprocessing
+ 	or not.  Don't register builtins.
+ 	* c-ppoutput.c: Include c-pragma.h.
+ 	(setup_callbacks): Rename init_pp_output.
+ 	(preprocess_file): No longer setup callbacks or call
+ 	cpp_read_main_file.
+ 	* cpphash.h (_cpp_init_mbchar): New.
+ 	* cppinit.c (init_library): Call _cpp_init_mbchar.
+ 	* cpplex.c (_cpp_init_mbchar): New.
+ 
+ 2003-03-06  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* emit-rtl.c (gen_lowpart): When requesting the low-part of a
+ 	MEM, try loading the MEM into a register and taking the low-part
+ 	of that, to help CSE see the use of the MEM in its true mode.
+ 
+ 2002-03-05  Tom Tromey  <tromey@redhat.com>
+ 
+ 	* config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH):
+ 	Define.
+ 
+ 2002-03-05  Nick Clifton  <nickc@cambridge.redhat.com>
+ 
+ 	* config/stormy16/stormy16.md ("*eqbranchsi"): Remove '+' on
+ 	operand 2.
+ 	("*ineqbranchsi"): Likewise.
+ 
+ 2002-03-05  Andrew Haley  <aph@cambridge.redhat.com>
+ 
+ 	* config/stormy16/stormy16.c (xstormy16_expand_prologue): Delete
+ 	mem_fake_push_rtx.  Instead construct a SEQUENCE to show the
+ 	register store followed by a stack increment.
+ 
+ 2002-03-05  Chris Moller  <cmoller@redhat.com>
+ 
+ 	* config/stormy16/stormy16.c (REG_NEEDS_SAVE): added a term
+ 	to inhibit saving CARRY_REGS.
+ 
+ 	* config/stormy16/stormy16.c (xs_hi_general_operand):
+ 	added predicate to detect and error-out on out-of-range
+ 	const_ints for movhi.
+ 	* config/stormy16/stormy16.md (movhi): use 
+ 	xs_hi_general_operand.
+ 
+ 	* config/stormy16/stormy16.c (xstormy16_expand_prologue):
+ 	added a check for local vbl size overflow.
+ 	* config/stormy16/stormy16.c (xs_hi_nonmemory_operand):
+ 	added predicate to detect and error-out on out-of-range
+ 	const_ints for addhi and subhi.
+ 	* config/stormy16/stormy16.md (addhi3, addchi4, addchi5, 
+ 	subhi3, subchi4, subchi5): used xs_hi_nonmemory_operand.
+ 
+ 	* config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
+ 	add a term to accept PRE_MODIFY addresses.
+ 	* config/stormy16/stormy16.c (xstormy16_expand_move):
+ 	add code to expand PRE_MODIFY addresses to an add followed
+ 	by a move.
+ 
+ 2003-03-06  Jason Merrill  <jason@redhat.com>
+ 
+ 	* tree-inline.c (inlinable_function_p): Revert earlier change
+ 	pending investigation.
+ 

+ 2003-03-06  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a new peephole2): New.
+ 
+ Thu Mar  6 14:20:15 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cgraph.c (cgraph_node): Do not confuse nested functions and methods.
+ 

+ Wed Mar  5 02:04:04 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* toplev.c (rest_of_compilation):  Deffer RTL compilation only when
+ 	RTL inlining is done.
+ 
+ 	* cgraphunit.c (cgraph_mark_local_functions): New local function.
+ 	(cgraph_optimize): Mark local functions.
+ 	* i386-protos.h (init_cumulative_args): Update prototype.
+ 	* i386.c (init_cumulative_args): Use register passing convention for
+ 	local functions.
+ 
+ 	* cgraph.c (cgraph_global_info_ready): New global variable
+ 	(cgraph_local_info, cgraph_global_info): New functions.
+ 	* cgraph.h (struct cgraph_local_info, cgraph_global_info): New
+ 	structures.
+ 	(cgraph_local_info, cgraph_global_info, cgraph_global_info_ready):
+ 	Declare.
+ 	* cgraphunit.c (cgraph_finalize_function): Set inline_many.
+ 	(cgraph_mark_functions_to_output): Use inline_many.
+ 	(cgraph_expand_function): Free DECL_SAVED_TREE uncondtionally.
+ 	(cgraph_expand_functions): Expand inline functions last.
+ 	(cgraph_optimize): Do not emit uneeded functions.
+ 
+ 2003-03-04  Steve Ellcey  <sje@cup.hp.com>
+ 
+ 	* expr.c (convert_modes): Check for legal hard register.
+ 

+ 2003-03-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR c/9262
+ 	* c-typeck.c (do_case): Attach the first case label to the SWITCH_BODY.
+ 	(c_finish_case): Rechain the next statements to the SWITCH_STMT.
+ 
+ Tue Mar  4 11:30:04 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* doc/invoke.texi:  Document that unit-at-a-time is enabled for -O3
+ 	* toplev.c (parse_options_and_default_flags): Enable flag_unit_at_a_time
+ 	for -O3.
+ 
+ 2003-03-04  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* configure.in: Delete three unused variables.  Move a variable
+ 	definition closer to its use.  Simplify use_collect2 logic.  Start to
+ 	organize.  Simplify tests for in-tree gas and ld.
+ 	* configure: Regenerate.
+ 
+ 2003-03-04  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* Makefile.in: Update.
+ 	* c-common.c (flag_no_line_commands, flag_no_output,
+ 	flag_dump_macros, flag_dump_includes): New.
+ 	* c-common.h (flag_no_line_commands, flag_no_output,
+ 	flag_dump_macros, flag_dump_includes, preprocess_file): New.
+ 	(init_c_lex): Update prototype.
+ 	* c-lex.c (init_c_lex): Update prototype; move some code to
+ 	c_common_init.
+ 	* c-opts.c (preprocess_file): Subsume into c_common_init.
+ 	(c_common_decode_option): Update flags.
+ 	(c_common_init): Move code from preprocess_file and init_c_lex.
+ 	(sanitize_cpp_opts): Update.
+ 	* c-ppoutput.c: New, cppmain.c almost verbatim.
+ 	* cpphash.h (struct printer): Remove.
+ 	(struct cpp_reader): Remove print.
+ 	* cpplib.h (dump_none, dump_only, dump_names, dump_definitions,
+ 	cpp_preprocess_file): Remove.
+ 	(struct cpp_options): Remove no_output, no_line_commands, dump_macros
+ 	and dump_includes.
+ 	* cppmain.c: Remove.
+ 	* doc/passes.texi: Update.
+ 
+ 2003-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+ 
+ 	* function.c (STACK_ALIGNMENT_NEEDED): New macro.  Default to 1.
+ 	(assign_stack_local_1): Perform overall stack alignment only when
+ 	STACK_ALIGNMENT_NEEDED is non-zero.
+ 	* doc/tm.texi (STACK_ALIGNMENT_NEEDED): Document.
+ 
+ 	* pa.c (compute_frame_size): Rename fsize to size.  Account for
+ 	alignment to a word boundary before general register save block.  Only
+ 	account for double-word alignment before floating point register save
+ 	block if one or more are saved.  Don't allocate space for %r3 when
+ 	frame pointer is needed.
+ 	(hppa_expand_prologue): Include alignment to word boundary in local
+ 	frame size.
+ 	* pa.h (STARTING_FRAME_OFFSET): Define to 8 on both 32 and 64-bit ports.
+ 	(STACK_ALIGNMENT_NEEDED): Define.
+ 

+ 2003-03-04  Kevin Buettner  <kevinb@redhat.com>
+ 
+ 	* dwarf2out.c (rtl_for_decl_location): Don't return NULL_RTX for
+ 	global register variables.
+ 
+ 2003-03-04  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* reload.c (reload_adjust_reg_for_mode): New function.
+ 	(subst_reloads): Call it.
+ 	(operands_match_p): Adjust registers using HARD_REGNO_NREGS.
+ 	* reload.h (reload_adjust_reg_for_mode): Declare.
+ 	* reload1.c (emit_input_reload_insns, emit_output_reload_insns):
+ 	Call it.
+ 
+ 2003-03-03  James E Wilson  <wilson@tuliptree.org>
+ 
+ 	* optabs.c (add_equal_note): Delete SUBREG_REG use.
+ 	Fixes PR c/7872.
+ 
+ 2003-03-03  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*ixorsi3_ashift_16): New.
+ 	(*ixorsi3_lshiftrt_16): New.
+ 	(*iorsi3_ashift_16): Remove.
+ 
+ 2003-03-03  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the
+ 	pattern.
+ 
+ 2003-03-03  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* doc/install.texi (Specific): Update entry for powerpc-darwin.
+ 
+ 2003-03-03  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/ia64/ia64.h (HAVE_AS_LTOFFX_LDXMOV_RELOCS): Default to 0.
+ 
+ 2003-03-03  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/rs6000.c (rs6000_multipass_dfa_lookahead): Delete.
+ 	(TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Delete.
+ 	(rs6000_variable_issue): Do not return negative value.
+ 	(rs6000_issue_rate): Uniformly set issue rate to 1 for first
+ 	scheduling pass.
+ 
+ 2003-03-03  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* dwarf2out.c (dwarf2out_finish): Swap order of break_out_includes and
+ 	prune_unused_types calls.
+ 
+ 2003-03-03  Jason Merrill  <jason@redhat.com>
+ 
+ 	* tree-inline.c (find_builtin_longjmp_call): Save and restore
+ 	lineno and input_filename.
+ 	(find_alloca_call): Likewise.
+ 	(inlinable_function_p): Run the langhook earlier.
+ 
+ 	* calls.c (compute_argument_addresses): Give the new MEMs a
+ 	minimum alignment of PARM_BOUNDARY.
+ 
+ Mon Mar  3 20:45:25 2003  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* config/sh/sh.h (EXTRA_SPECS): Add subtarget_asm_relax_spec and
+ 	subtarget_asm_isa_spec.
+ 	(SUBTARGET_ASM_RELAX_SPEC, SUBTARGET_ASM_ISA_SPEC): Define.
+ 	(ASM_SPEC): Define as SH_ASM_SPEC.
+ 	(SH_ASM_SPEC): New; take the role of ASM_SPEC, but safe from svr4.h.
+ 	Use subtarget_asm_relax_spec and subtarget_asm_isa_spec.
+ 	* config/sh/elf.h (ASM_SPEC): Use SH_ASM_SPEC.
+ 	(SUBTARGET_ASM_ISA_SPEC): Undef / define.
+ 
+ 	* sh.h (OVERRIDE_OPTIONS): Set default values for align_loops
+ 	and align_jumps if not set.
+ 	Force align_jumps to be at least 2.
+ 	When relaxing, force align_functions to be at least the maximum of
+ 	align_loops, align_jumps and 4.
+ 	* sh.c (find_barrier, barrier_align): Honour align_jumps_log.
+ 	(sh_loop_align): Honour align_loops_log.
+ 
+ 	* sh.md (length attribute): Use prev_nonnote_insn instead of PREV_INSN
+ 	to check for indirect_jump_scratch.
+ 	(indirect_jump_scratch): Add second set.
+ 	* sh.c (output_far_jump): Use prev_nonnote_insn instead of PREV_INSN
+ 	when looking for indirect_jump_scratch.
+ 	Extract scratch register taking new structure of indirect_jump_scratch
+ 	into account.
+ 	(gen_block_redirect): Set INSN_SCOPE for indirect_jump_scratch.
+ 
+ 	* calls.c (rtx_for_function_call): Take the address as an argument
+ 	(expand_call): Do not modify the expression.
+ 

+ 2003-02-28  Richard Henderson  <rth@redhat.com>
+ 
+ 	* toplev.c (flag_eliminate_unused_debug_types): Enable by default.
+ 

+ 2003-02-28  scott snyder  <snyder@fnal.gov>
+ 
+ 	* flags.h: Add flag_eliminate_unused_debug_types.
+ 	* toplev.c: Add flag_eliminate_unused_debug_types.
+ 	(f_options): Add -feliminate-unused-debug-types.
+ 	* dwarf2out.c (struct file_table): Add emitted member.
+ 	(splice_child_die): Fix the parent pointer for the child being
+ 	spliced.
+ 	(lookup_filename): Maintain file_table.emitted array.  Don't
+ 	output .file directive here.
+ 	(maybe_emit_file): (new)
+ 	(init_file_table): Set up file_table.emitted.
+ 	(dwarf2out_source_line): Use maybe_emit_file.
+ 	(dwarf2out_start_source_file): Use maybe_emit_file.
+ 	(dwarf2out_init): Use maybe_emit_file.
+ 	(prune_unused_types_walk_attribs): (new)
+ 	(prune_unused_types_mark): (new)
+ 	(prune_unused_types_walk): (new)
+ 	(prune_unused_types_prune): (new)
+ 	(prune_unused_types): (new)
+ 	(dwarf2out_finish): Call prune_unused_types if
+ 	flag_eliminate_unused_debug_types is set.
+ 	* doc/invoke.texi (Option Summary): Add
+ 	-feliminate-unused-debug-types.
+ 	(Debugging Options): Likewise.
+ 
+ 2003-02-28  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* doc/invoke.texi: Change .pch to .gch.
+ 	* cppfiles.c (open_file_pch): Likewise.
+ 	* gcc.c (default_compilers): Likewise.
+ 
+ 2003-02-28  Aldy Hernandez  <aldyh@redhat.com>
+ 
+         * floatlib.c: Remove.
+ 
+ 2003-02-28  Jason Merrill  <jason@redhat.com>
+ 
+ 	* stor-layout.c (variable_size): Leave a "minus 1" outside the
+ 	SAVE_EXPR.
+ 
+ 2003-02-28  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/power4.md: Add compare bypass.
+ 
+ 2003-02-28  Jason Thorpe  <thorpej@wasabisystems.com>
+ 
+ 	* config/netbsd.h: Update copyright years.
+ 	(NETBSD_CPP_SPEC): Define _REENTRANT and _PTHREADS if
+ 	-pthread is specified on the command line.
+ 
+ 2003-02-28  Dale Johannesen <dalej@apple.com>
+ 
+         * loop.c (struct movable): Add insert_temp, shrink savemode.
+ 	(scan_loop): Accept invariants that require copying; mark as
+         insert_temp.
+ 	(combine_movables): Don't combine insert_temp movables.
+ 	(move_movables): Insert copies for insert_temp movables.
+ 	Don't record the info based on regno for insert_temp's.
+ 
+ 2003-02-28  Joel Sherrill <joel@OARcorp.com>
+ 
+ 	PR 9638/other
+ 	* config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Ensure the 
+ 	this constant defaults to 1.
+ 
+ 2003-02-28  Bob Wilson  <bob.wilson@acm.org>
+ 
+ 	* config.gcc (xtensa-*-linux*): Add t-slibgcc-elf-ver to tmake_file.
+ 

200302261522 - unit at a time mode for -O3 (Jan Hubicka)

+ Tue Feb 25 12:35:34 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* Makefile.in (lcm.o):  Add dependency on function.h
+ 	* lcm.c (function.h): Include.
+ 	* i386.c (machine_function, ix86_stack_locals,
+ 	* ix86_save_varrargs_registers) : Move to
+ 	...
+ 	* i386.h (machine_function, ix86_stack_locals,
+ 	ix86_save_varrargs_registers): ... here; add optimize_mode_switching
+ 	(ix86_optimize_mode_switching): New.
+ 	* i386.md (fix patterns): Set ix86_optimize_mode_switching
+ 
+ 2003-02-25  Nick Clifton  <nickc@redhat.com>
+ 
+ 	* config/d30v/d30v.c (d30v_init_cumulative_args): Fix typo.  Name
+ 	of fourth arg is 'fndecl' not 'indirect'.  Update comment
+ 	describing the function's parameters.
+ 

+ 2003-02-23  Andreas Schwab  <schwab@suse.de>
+ 
+ 	* config.gcc: Delete references to m68k/t-linux and
+ 	m68k/t-linux-aout.
+ 	* config/m68k/t-linux, config/m68k/t-linux-aout: Removed.
+ 
+ Sat Feb 22 20:22:19 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* toplev.c (rest_of_compilation):  Apply fotgotten hunk
+ 	of track scheduling patch.
+ 
+ Sat Feb 22 19:29:28 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* config/linux.h (TARGET_HAS_F_SETLKW): Define.
+ 	* config/alpha/linux.h (TARGET_HAS_F_SETLKW): Likewise
+ 

+ Fri Feb 21 11:05:44 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cfgrtl.c (commit_one_edge_insertion): Only mark BB for splitting.
+ 	(commit_edge_insertions): Call find_many_sub_basic_blocks
+ 
+ 	* reg-stack.c (convert_regs): Cleax aux for blocks.
+ 
+ Fri Feb 21 10:29:52 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* toplev.c (parse_options_and_default_flags): Undo accidental commit.
+ 
+ 2003-02-21  Glen Nakamura  <glen@imodulo.com>
+ 
+ 	PR optimization/8613
+ 	* builtins.c (expand_builtin): Emit postincrements before expanding
+ 	builtin functions.
+ 

+ 2003-02-21  Ben Elliston  <bje@redhat.com>
+ 
+ 	PR other/5634
+ 	* doc/install.texi (Configuration): Explain using $HOME instead of
+ 	the ~ metacharacter when referring to home directories.
+ 
+ 2003-02-20  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* configure.in (TARGET_SYSTEM_ROOT): Set default to
+ 	${exec_prefix}/${target_alias}/sys-root.  Match explicit
+ 	'${exec_prefix}' (in addition to the expansion thereof) as
+ 	relocatable.
+ 	* configure: Rebuilt.
+ 
+ 2003-02-20  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (addhi3_incdec): Change the name to
+ 	*addhi3_incdec.
+ 	(addsi3_incdec): Change the name to *addsi3_incdec.
+ 
+ 2003-02-20  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* explow.c (force_reg): Avoid useless REG_EQUAL notes.
+ 
+ 2003-02-20  Toon Moene  <toon@moene.indiv.nluug.nl>
+ 
+ 	PR fortran/9038
+ 	* c-opts.c (sanitize_cpp_opts): Add Fortran front end
+ 	options to be ignored.
+ 	(c_common_decode_option): Ignore them when preprocessing.
+ 
+ Thu Feb 20 21:41:19 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* toplev.c (flag_sched2_use_superblocks, flag_sched2_use_traces): New
+ 	global variables.
+ 	(lang_independent_options):  Add -fsched2-use-superblocks
+ 	-fsced2-use-traces.
+ 	(rest_of_compilation): Deal with it.
+ 	* invoke.texi (-fsched2-use-traces, fsched2-use-superblocks):  Declare.
+ 	* flags.h (flag_sched2_use_superblocks, flag_sched2_use_traces):
+ 	Declare.
+ 	* rtl.h (reg_to_stack):  Update prototype.
+ 	* reg-stack.c (reg_to_stack): Return when something has changed;
+ 	update liveness when executing after superblock scheduling.
+ 
+ 	* combine.c (simplify_shift_const):  Simplify few special cases
+ 	into constants.
+ 
+ 2003-02-20  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/rs6000.md: (attr "type"): Add fast_compare.
+ 	(add.,subf.,neg.): Change attribute to fast_compare.
+ 	All DFA descriptions updated.
+ 

+ 2003-02-19  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* fold-const.c (fold_real_zero_addition_p): Don't fold a zero
+ 	addition in the presence of signaling NaNs.
+ 
+ 2003-02-19  Krister Walfridsson  <cato@df.lth.se>
+ 
+ 	* tm.texi (INIT_CUMULATIVE_ARGS): Fix typo.
+ 
+ 2003-02-19  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.c (output_logical_op): Optimize or.l when
+ 	ORing with 0xffff??00 with the highest bit of the ?? part set.
+ 	(compute_logical_op_length): Update.
+ 	(compute_logical_op_cc): Likewise.
+ 
+ 2003-02-19  Josef Zlomek  <zlomekj@suse.cz>
+ 
+ 	* bb-reorder.c (find_traces_1_round): Fixed condition for small
+ 	destination block with multiple predecessors.
+ 	(connect_traces): Check whether the block is a start of trace.
+ 
+ 

+ Mon Feb 17 16:16:54 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* recog.c (split_all_insns):  Fix memory overflow.
+ 

+ 2003-02-16 Arend Bayer <arend.bayer@web.de>
+ 	   Richard Henderson  <rth@redhat.com>
+ 
+ 	PR c/8068
+ 	* fold-const.c (extract_muldiv_1): Rename from extract_muldiv;
+ 	rearrange mult arguments for less recursion.
+ 	(extract_muldiv): New.  Prevent runaway recursion.
+ 
+ 2003-02-16  Danny Smith  <dannysmith@users.sourceforge.net>
+ 
+ 	* config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set
+ 	MASK_ALIGN_DOUBLE.
+ 

+ 2003-02-15  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* config/i386/i386.c (x86_ext_80387_constants): Use 80387 insns
+ 	to load mathematical constants on K6, Athlon, Pentium 4 and PPro.
+ 	(ext_80387_constants_table): Global table of 80387 special constants
+ 	guarded by ext_80387_constants_init flag when not initialized.
+ 	(init_ext_80387_constants): New function to initialize this table.
+ 	(standard_80387_constant_p): Extend to recognize extra 80387
+ 	constants, in XFmode, on processors where this is a win.
+ 	(standard_80387_constant_opcode): New function to return the
+ 	opcode associated with standard_80387_constant_p.
+ 	(standard_80387_constant_rtx): New function to return the XFmode
+ 	CONST_DOUBLE associated with standard_80387_constant_p.
+ 	(ix86_rtx_costs): Give the new constants the same cost as 1.0.
+ 
+ 	* config/i386/i386-protos.h (standard_80387_constant_opcode):
+ 	Prototype here.
+ 	(standard_80387_constant_rtx): Likewise.
+ 
+ 	* config/i386/i386.md (*movsf1, *movsf1_nointerunit, *movdf_nointeger,
+ 	*movdf_integer, *movxf_nointeger, *movtf_nointeger, *movxf_integer,
+ 	*movtf_integer): Simplify using new standard_80387_constant_opcode.
+ 
+ 2003-02-15  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* doc/invoke.texi (Optimize Options): Correct @option syntax.
+ 
+ 2003-02-15  Richard Henderson  <rth@redhat.com>
+ 
+ 	* Makefile.in (cfglayout.o): Depend on TARGET_H.
+ 	* cfglayout.c: Include target.h.
+ 	(cfg_layout_can_duplicate_bb_p): Check targetm.cannot_copy_insn_p.
+ 	* target-def.h (TARGET_CANNOT_COPY_INSN_P): New.
+ 	* target.h (struct gcc_target): Add cannot_copy_insn_p.
+ 
+ 	* config/alpha/alpha.c (alpha_cannot_copy_insn_p): New.
+ 	(TARGET_CANNOT_COPY_INSN_P): New.
+ 	(override_options): Revert 2003-02-08 hack.
+ 
+ 2003-02-15  Richard Henderson  <rth@redhat.com>
+ 
+ 	* gcse.c (bypass_block): Use BLOCK_FOR_INSN for resolving LABEL_REFs.
+ 	(bypass_conditional_jumps): Accept computed_jump_p insns as well.
+ 
+ 2003-02-15  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/rs6000.h (processor_type): Add PPC440.
+ 	* config/rs6000/rs6000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
+ 	TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
+ 	TARGET_SCHED_VARIABLE_ISSUE): Define.
+ 	(rs6000_use_dfa_pipeline_interface): New function.
+ 	(rs6000_multipass_dfa_lookahead): New Function.
+ 	(rs6000_variable_issue): New function.
+ 	(rs6000_adjust_cost): Add CMP and DELAYED_CR types.
+ 	(rs6000_issue_rate): Add PPC440.
+ 	* config/rs6000/rs6000.md (unspec list): Correct typo.
+ 	(attr "type"): Add load_ext, load_ext_u, load_ext_ux, load_u,
+ 	store_ux, store_u, fpload_ux, fpload_u, fpstore_ux, fpstore_u,
+ 	cmp, delayed_cr, mfcr, mtcr.
+ 	(automata_option): Set "ndfa".
+ 	(extendMMNN2): Update attributes.
+ 	(movcc_internal1): Discourage move to non-cr0.  Update
+ 	attributes.
+ 	(movMM_update): Update attributes.
+ 	(cmpMM_internal): Update attributes.
+ 	(sCC CR materialization): Update attributes.
+ 	(branch patterns): Do not discourage non-cr0.
+ 	(cr logical patterns): Prefer destructive register allocation.
+ 	Update attributes.
+ 	(movesi_from_cr): Update attribute.
+ 	(mtcrf_operation): Update attribute.
+ 	(mtcrfsi): Update attribute.
+ 	* config/rs6000/40x.md: New file.
+ 	* config/rs6000/603.md: New file.
+ 	* config/rs6000/6xx.md: New file.
+ 	* config/rs6000/7450.md: New file.
+ 	* config/rs6000/7xx.md: New file.
+ 	* config/rs6000/mpc.md: New file.
+ 	* config/rs6000/power4.md: New file.
+ 	* config/rs6000/rios1.md: New file.
+ 	* config/rs6000/rios2.md: New file.
+ 	* config/rs6000/rs64.md: New file.
+ 	[Some DFA descriptions based on work by Michael Hayes]
+ 
+ 2003-02-15  Richard Henderson  <rth@redhat.com>
+ 
+ 	* bb-reorder.c (find_traces_1_round): Don't connect easy to copy
+ 	successors with multiple predecessors.
+ 	(connect_traces): Try harder to copy traces of length 1.
+ 
+ 	* function.h (struct function): Add computed_goto_common_label,
+ 	computed_goto_common_reg.
+ 	* function.c (free_after_compilation): Zap them.
+ 	* stmt.c (expand_computed_goto): Use them to produce one 
+ 	indirect branch per function.
+ 
+ 2003-02-15  Richard Henderson  <rth@redhat.com>
+ 
+ 	* cfgcleanup.c: Include params.h.
+ 	(try_crossjump_bb): Use PARAM_MAX_CROSSJUMP_EDGES.  Fix test for
+ 	too many outgoing edges from a block.
+ 	* Makefile.in (cfgcleanup.o): Depend on PARAMS_H.
+ 	* params.def (max-crossjump-edges): New.
+ 	* doc/invoke.texi: Document it.
+ 
+ 2003-02-15  Richard Henderson  <rth@redhat.com>
+ 
+         * recog.c (split_all_insns): Include new blocks in life update;
+         do a global life update.
+ 

+ 2003-02-14  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* simplify-rtx.c (simplify_binary_operation): Simplify ~y when
+ 	(x - (x & y)) is found.
+ 
+ 2003-02-14  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+ 
+ 	* configure.in: Fix typo.
+ 	* configure: Regenerate.
+ 
+ 2003-02-14  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*iorsi2_and_1_lshiftrt_1): New.
+ 
+ 2003-02-13  Adam Nemet  <anemet@lnxw.com>
+ 
+         PR opt/2391 
+         * combine.c: Fix spelling in comment.
+         (cached_nonzero_bits): New function.
+         (cached_num_sign_bit_copies): New function.
+ 	(nonzero_bits_with_known): New macro.
+ 	(num_sign_bit_copies_with_known): New macro.
+         (nonzero_bits1): Rename from nonzero_bits.  Add three new
+ 	arguments.  Change calls from nonzero_bits to
+ 	nonzero_bits_with_known.
+         (num_sign_bit_copies1): Rename from num_sign_bit_copies.  Add
+ 	three new arguments.  Change calls from num_sign_bit_copies to
+ 	num_sign_bit_copies_with_known.
+         (nonzero_bits): New macro.
+         (num_sign_bit_copies): New macro.
+         (update_table_tick): Don't traverse identical subexpression more
+ 	than once.
+         (get_last_value_validate): Likewise.
+ 
+ 2003-02-13  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* emit-rtl.c (init_emit): Use ggc_alloc for regno_reg_rtx.
+ 	* function.h (struct emit_status): Length of regno_pointer_align
+ 	and x_regno_reg_rtx as seen by gengtype is only x_reg_rtx_no,
+ 	not regno_pointer_align_length (i.e. length actually used, not
+ 	length as allocated)
+ 
+ 	* config/i386/i386.c (struct stack_local_entry): New.
+ 	(struct machine_function): Replace huge array with alist.
+ 	(assign_386_stack_local): Change to match.
+ 
+ 2003-02-13  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
+ 
+ 	* inclhack.def (hpux_long_double): Tighten select and add bypass
+ 	regexp.
+ 	* fixincl.x: Rebuilt.
+ 

+ 2003-02-13  Gabriel Dos Reis  <gdr@integrable-solutions.net>
+ 
+ 	* timevar.h (POP_TIMEVAR_AND_RETURN): New macro.
+ 
+ 2003-02-12  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* config/i386/i386.md (UNSPEC_FPATAN): New UNSPEC constant.
+ 	(atan2sf3, atan2df3, atan2xf3, atan2tf3): New patterns.
+ 
+ 	* reg-stack.c (subst_stack_regs_pat): Add support for binary
+ 	UNSPEC instructions (e.g. "fpatan").
+ 
+ 2003-02-12  Mike Stump  <mrs@apple.com>
+ 
+ 	* varray.c (element_size): Remove.
+ 	(uses_ggc): Remove.
+ 	(element): Add.
+ 	(varray_init): Use new interface.
+ 	(varray_grow): Use new interface.
+ 	(varray_clear): Use new interface.
+ 

+ Wed Feb 12 15:19:42 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* predict.c (estimate_probability):  Fix roundoff error.
+ 
+ 2003-02-12  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a peephole2): Don't handle 65535.
+ 	(two peephole2): New.
+ 
+ 2003-02-12  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (several peephole2): Replace
+ 	find_regno_note with peep2_reg_dead_p.
+ 
+ 2003-02-11  Richard Henderson  <rth@redhat.com>
+ 
+ 	* gcse.c (lookup_set): Remove unused argument PAT.  Update
+ 	both callers.
+ 

+ Tue Feb 11 19:03:22 MET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* combine.c (combine_simplify_rtx): Fix folding of
+ 	nested float_truncates.
+ 
+ 2003-02-11  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (a peephole2): Fix a typo.
+ 
+ 2003-02-11  Richard Earnshaw  <rearnsha@arm.com>
+ 
+ 	* arm.mc (return_address_mask): Use CC_REGNUM for the condition code
+ 	register number.
+ 
+ 2003-02-11  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300-protos.h: Add a prototype for
+ 	gtuleu_operator.
+ 	* config/h8300/h8300.c (gtuleu_operator): New.
+ 	* config/h8300/h8300.h (PREDICATE_CODES): Add gtuleu_operator.
+ 	* config/h8300/h8300.md (a peephole2): New.
+ 
+ Tue Feb 11 13:32:12 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* sched-ebb.c (schedule_ebbs): Do not verify_flow_info.
+ 

200302110559 - New BB reordering (Josef Zlomek)

+ 2003-02-08  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/clzsi2.c: Replace "GNU CC" with "GCC".
+ 	* config/h8300/crti.asm: Likewise.
+ 	* config/h8300/crtn.asm: Likewise.
+ 	* config/h8300/ctzsi2.c: Likewise.
+ 	* config/h8300/fixunssfsi.c: Likewise.
+ 	* config/h8300/h8300-protos.h: Likewise.
+ 	* config/h8300/h8300.c: Likewise.
+ 	* config/h8300/h8300.h: Likewise.
+ 	* config/h8300/h8300.md: Likewise.
+ 	* config/h8300/paritysi2.c: Likewise.
+ 	* config/h8300/popcountsi2.c: Likewise.
+ 	* config/h8300/rtems.h: Likewise.
+ 
+ 2003-02-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* doc/invoke.texi: Documentation for my previous commit.
+ 	* doc/passes.texi: Ditto.
+ 
+ 2003-02-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* cfgloop.h (fix_loop_placement, can_duplicate_loop_p,
+ 	duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
+ 	Declare.
+ 	(DLTHE_FLAG_UPDATE_FREQ): New.
+ 	* cfgloopmanip.c (duplicate_loop, duplicate_subloops, copy_loops_to,
+ 	loop_redirect_edge, loop_delete_branch_edge, copy_bbs, remove_bbs,
+ 	rpe_enum_p, find_branch, alp_enum_p, add_loop, fix_loop_placements,
+ 	fix_bb_placement, fix_bb_placements, place_new_loop,
+ 	scale_loop_frequencies, scale_bbs_frequencies, record_exit_edges):
+ 	New static functions.
+ 	(fix_loop_placement, can_duplicate_loop_p,
+ 	duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
+ 	New functions.
+ 
+ 	* cfgloop.h (loop_optimizer_init, loop_optimizer_finalize,
+ 	unswitch_loops): Declare.
+ 	* loop-init.c: New file.
+ 	* loop-unswitch.c: New file.
+ 	* Makefile.in (loop-init.o, loop-unswitch.o): New.
+ 	* params.def (PARAM_MAX_UNSWITCH_INSNS, PARAM_MAX_UNSWITCH_LEVEL): New.
+ 	* toplev.c (DFI_loop2): New dump.
+ 	(flag_unswitch_loops): New.
+ 	(lang_independent_options): Add it.
+ 	(rest_of_compilation): Call new loop optimizer.
+ 	(parse_options_and_default_flags): Turn flag_unswitch_loops on with -O3.
+ 
+ 2003-02-08  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/clzsi2.c: New.
+ 	* config/h8300/ctzsi2.c: Likewise.
+ 	* config/h8300/paritysi2.c: Likewise.
+ 	* config/h8300/popcountsi2.c: Likewise.
+ 	* config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files.
+ 

+ 2003-02-07  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
+ 	* config/rs6000/rs6000.md (clzsi2): Rename from cntlzw2.
+ 	(ctzsi2): New pattern.
+ 	(ffssi2): Use clz instead of unspec.
+ 	(clzdi2): Rename from cntlzd2.
+ 	(ctzdi2): New pattern.
+ 	(ffsdi2): Use clz instead of unspec.
+ 
+ 2003-02-07  Loren James Rittle  <ljrittle@acm.org>
+ 
+ 	* config/alpha/freebsd.h (LINK_SPEC): Weaken error to notice.
+ 	* config/ia64/freebsd.h (LINK_SPEC): Likewise.
+ 	* config/sparc/freebsd.h (LINK_SPEC): Likewise.
+ 	* config/i386/freebsd.h (LINK_SPEC): Add clause to mirror other arches.
+ 
+ 2003-02-07  Wolfgang Bangerth  <bangerth@ticam.utexas.edu>
+ 
+ 	* doc/trouble.texi: Document pitfalls of two-stage name lookup.
+ 
+ 2003-02-07  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR 9226
+         * gcse.c (local_cprop_find_used_regs): New.
+         (local_cprop_pass): Use it.
+ 
+ 2003-02-07  Fred Fish  <fnf@intrinsity.com>
+ 
+ 	* mips-tfile.c (parse_def): Parenthesize assignments to fix
+         precedence bugs.
+ 
+ 2003-02-07  Segher Boessenkool  <segher@koffie.nl>
+ 
+         * genoutput.c (output_get_insn_name): Handle NOOP_MOVE_INSN_CODE.
+ 
+ 2003-02-07  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* builtin-types.def (BT_FN_FLOAT_FLOAT_FLOAT): New built-in type.
+ 	(BT_FN_LONG_DOUBLE_LONG_DOUBLE_LONG_DOUBLE): Likewise.
+ 	(BT_FN_DOUBLE_DOUBLE_DOUBLE): Likewise.
+ 	* builtins.def: Define pow, powf, powl, atan2, atan2f and atan2l
+ 	builtin functions (and their __builtin_* variants).
+ 	* builtins.c (mathfn_built_in): Handle missing log{,f,l} cases.
+ 	(expand_builtin): Don't expand log{,f,l}, pow{,f,l} or atan2{,f,l}
+ 	when not optimizing.
+ 
+ 	* doc/extend.texi: Document new pow and atan2 builtins, and
+ 	their float and long double variants.  Realphabetize builtins.
+ 
+ Fri Feb  7 23:24:28 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (sse2_nandv2di3): Fix.
+ 
+ 2003-03-07  Danny Smith  <dannysmith@users.sourceforge.net>
+ 
+ 	* config/i386/i386.h (MS_AGGREGATE_RETURN): New define.
+ 	* config/i386/cygwin.h (MS_AGGREGATE_RETURN): Override default
+ 	definition.
+ 	* config/i386/i386.h (ix86_return_in_memory): Return aggregate
+ 	types of up to 8 bytes via registers if MS_AGGREGATE_RETURN.
+ 
+ Fri Feb  7 22:22:40 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (movdi_rex64_1): Fix mmx<->int move opcode.
+ 
+ 2003-02-07  Daniel Berlin  <dberlin@dberlin.org>
+ 
+ 	* cfg.c (dump_flow_info): Add back accidently deleted line.
+ 
+ 2003-02-07  Andrey Petrov <petrov@netbsd.org>
+ 
+ 	* optabs.c (expand_float): Search wider integer modes first.
+ 
+ 2003-02-07  Bob Wilson  <bob.wilson@acm.org>
+ 
+ 	* config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Set this
+ 	based on preprocessor flag.
+ 
+ 2003-02-07  Roger Sayle  <roger@eyesopen.com>
+ 	    Richard Henderson  <rth@redhat.com>
+ 
+ 	* gcse.c (implicit_sets): New.
+ 	(compute_hash_table_work): Include them in hash table.
+ 	(find_implicit_sets, fis_get_condition): New.
+ 	(one_cprop_pass): Allocate and free implicit_sets; call
+ 	find_implicit_sets before building hash table.
+ 

+ 2003-02-01  Daniel Jacobowitz  <drow@mvista.com>
+ 
+ 	* dwarf2out.c (gen_type_die): Check for typedefs before calling
+ 	for TYPE_MAIN_VARIANT.
+ 
+ 2003-02-01  Richard Henderson  <rth@redhat.com>
+ 
+ 	* libgcc2.c: Include auto-host.h.
+ 	(ATTRIBUTE_HIDDEN): New.
+ 	(__clz_tab): Don't declare here for clz and ctz.
+ 	(__clzsi2, __clzdi2): Use count_leading_zeros.
+ 	(__ctzsi2, __ctzdi2): Use count_trailing_zeros.
+ 	(__popcount_tab): Mark ATTRIBUTE_HIDDEN.
+ 	(__paritysi2, __paritydi2): Use shifts instead of __popcount_tab.
+ 	* longlong.h (__clz_tab): Mark ATTRIBUTE_HIDDEN.
+ 
+ 2003-02-01  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/i386/i386.md (addsi_1_zext splitter): Add TARGET_64BIT
+ 	to the conditional.
+ 	(ashlsi3_1_zext splitter): Likewise.
+ 
+ 2003-02-01  Richard Henderson  <rth@redhat.com>
+ 
+ 	* optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
+ 	* libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
+ 	__popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
+ 	return type to Wtype.
+ 
+ 	* libgcc-std.ver (GCC_3.4): Fix inheritance.
+ 
+ 	* config/i386/i386.md (ffssi2): Use nonimmediate_operand for
+ 	expander input constraint.
+ 
+ 2003-02-01  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
+ 
+         * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
+         OTI_parity.
+         (clz_optab, ctz_optab, popcount_optab, parity_optab): New.
+         * optabs.c (widen_clz, expand_parity): New.
+         (expand_unop): Handle clz and parity.  Hardcode SImode as outmode
+         for libcalls to clz, ctz, popcount, and parity.
+         (init_optabs): Init clz_optab, ctz_optab, popcount_optab and
+         parity_optab, and set up libfunc handlers.
+         * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
+         __popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
+         __popcount_tab): New.
+         * libgcc2.h: Declare them.
+         * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
+         * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
+         and parity_optab.
+         * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
+         * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
+         BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
+         BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
+         BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
+         BUILT_IN_PARITYLL): New.
+         * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
+         and add optab argument.
+         (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
+         * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
+         * expr.c (expand_expr): Handle them.
+         * fold-const.c (tree_expr_nonnegative_p): Likewise.
+         * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
+         * reload1.c (eliminate_regs): Handle them.
+         (elimination_effects): Likewise.
+         * function.c (instantiate_virtual_regs_1): Likewise
+         * genattrtab.c (check_attr_value): Likewise.
+         * simplify-rtx.c (simplify_unary_operation): Likewise.
+         * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
+         * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
+         (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
+         * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
+         * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
+         __builtin_arm_clz.
+         * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
+         * mklibgcc.in (lib2funcs): ...here and merge.  Add new members.
+         * doc/extend.texi (Other Builtins): Add new builtins.
+         * doc/md.texi (Standard Names): Add new patterns.
+ 

+ 2003-01-27  Richard Henderson  <rth@redhat.com>
+ 
+ 	* Makefile.in (cse.o): Depend on TARGET_H.
+ 	* cse.c (rtx_cost): Use targetm.rtx_costs.
+ 	* system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison.
+ 	* doc/tm.texi: Update.
+ 	
+ 	* target.h (targetm.rtx_costs): New.
+ 	* target-def.h (TARGET_RTX_COSTS): New.
+ 	* hooks.c (hook_bool_rtx_int_int_intp_false): New.
+ 	* hooks.h: Update.
+ 
+ 	* config/alpha/alpha.c (alpha_rtx_cost_data): New.
+ 	(alpha_rtx_costs, TARGET_RTX_COSTS): New.
+ 	* config/alpha/alpha.h (PROCESSOR_MAX): New.
+ 	(CONST_COSTS, RTX_COSTS): Remove.
+ 
+ 	* config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c,
+ 	config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h,
+ 	config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c,
+ 	config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h,
+ 	config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
+ 	config/i370/i370.h, config/i386/i386.c, config/i386/i386.h,
+ 	config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c,
+ 	config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h,
+ 	config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c,
+ 	config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h,
+ 	config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c,
+ 	config/mn10200/mn10200.h, config/mn10300/mn10300.c,
+ 	config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h,
+ 	config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c,
+ 	config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h,
+ 	config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c,
+ 	config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
+ 	config/stormy16/stormy16.c, config/stormy16/stormy16.h,
+ 	config/v850/v850.c, config/v850/v850.h,
+ 	config/xtensa/xtensa.c, config/xtensa/xtensa.h
+ 	(CONST_COSTS, RTX_COSTS): Move code ...
+ 	(foo_rtx_costs, TARGET_RTX_COSTS): ... here.
+ 
+ 	* config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs.
+ 	(arm_rtx_costs, TARGET_RTX_COSTS): New.
+ 	* config/arm/arm-protos.h: Update.
+ 	* config/arm/arm.h (DEFAULT_RTX_COSTS): Remove.
+ 
+ 	* config/avr/avr.h (CONST_COSTS): Move code ...
+ 	* config/avr/avr.c (avr_rtx_costs): ... here.
+ 	(default_rtx_costs): Make static.
+ 	* config/avr/avr-protos.h: Update.
+ 
+ 	* config/h8300/h8300.c (const_costs): Make static.
+ 	(h8300_and_costs, h8300_shift_costs): Likewise.
+ 	* config/h8300/h8300-protos.h: Update.
+ 
+ 	* config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove.
+ 	(CONST_COSTS): Move code ...
+ 	* config/ip2k/ip2k.c (ip2k_rtx_costs): ... here.  Rename from
+ 	default_rtx_costs; update for signature change.
+ 	* config/ip2k/ip2k-protos.h: Update.
+ 
+ 	* config/m68hc11/m68hc11.h (RTX_COSTS): Remove.
+ 	(CONST_COSTS): Move code ...
+ 	* config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here.
+ 	(TARGET_RTX_COSTS): New.
+ 	(m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static.
+ 	* config/m68hc11/m68hc11-protos.h: Update.
+ 
+ 	* config/m68k/m68k.c (const_int_cost): Make static.
+ 	* config/m68k/m68k-protos.h: Update.
+ 
+ 	* config/mcore/mcore.c (mcore_const_costs): Make static.
+ 	(mcore_and_cost, mcore_ior_cost): Likewise.
+ 	* config/mcore/mcore-protos.h: Update.
+ 
+ 	* config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New.
+ 	(mmix_rtx_cost_recalculated): Remove.
+ 	* config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove.
+ 	* config/mmix/mmix-protos.h: Update.
+ 
+ 	* config/sh/sh.c (shiftcosts): Make static.
+ 	(addsubcosts, andcosts, multcosts): Likewise.
+ 	* config/sh/sh-protos.h: Update.
+ 
+ 	* config/sparc/sparc.c (TARGET_RTX_COSTS): New.
+ 	(sparc_rtx_costs): Make static; update for change in signature.
+ 	* config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove.
+ 	* config/sparc/sparc-protos.h: Update.
+ 
+ 	* config/v850/v850.c (const_costs): Make static.
+ 	* config/v850/v850-protos.h: Update.
+ 
+ 	* config/vax/vax.h (RTX_COSTS): Remove.
+ 	(CONST_COSTS): Move code ...
+ 	* config/vax/vax.c (vax_rtx_costs_1): ... here; rename
+ 	from vax_rtx_cost.
+ 	(vax_rtx_costs, TARGET_RTX_COSTS): New.
+ 
+ 2003-01-27  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove.  Really.
+ 	* config/vax/vax-protos.h: Update.  Really.
+ 
+ 2003-01-28  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* config/mips/mips.h (UNITS_PER_HWFPVALUE): Renamed from...
+ 	(UNITS_PER_FPVALUE): Defined as the width of a long double, or
+ 	zero if no hardware floating point.
+ 	(LONG_DUBLE_TYPE_SIZE): Set to 128 on N32 and N64.
+ 	(MAX_FIXED_MODE_SIZE): Define to LONG_DOUBLE_TYPE_SIZE.
+ 	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
+ 	(BIGGEST_ALIGNMENT): Same as LONG_DOUBLE_TYPE_SIZE.
+ 	(FUNCTION_VALUE_REGNO_P): Set for FP_RETURN+2 on N32 and N64.
+ 	* config/mips/mips.c (mips_arg_info): Pass TFmode values in
+ 	even FP registers on N32 and N64.
+ 	(mips_setup_incoming_varargs): Use UNITS_PER_HWFPVALUE.
+ 	(mips_va_start): Adjust alignment of ARG_POINTER_REGNUM.
+ 	(mips_va_arg): Use UNITS_PER_HWFPVALUE.  Impose additional
+ 	even-register-like alignment to 128-bit arguments.
+ 	(save_restore_insns): Use UNITS_PER_HWFPVALUE.
+ 	(mips_function_value): Likewise.  Return TFmode in $f0 and $f2
+ 	on N32 or N64.
+ 	* config/mips/_tilib.c (__negti2, __ashlti3, __lshrti3): New.
+ 	* config/mips/t-iris6 (LIB2FUNCS_EXTRA): Add _tilib.c.
+ 	(TPBIT): Set to tp-bit.c.
+ 	(tp-bit.c): Create out of fp-bit.c.
+ 
+ 2003-01-28  Gabriel Dos Reis  <gdr@integrable-solutions.net>
+ 
+ 	* c-parse.in: Remove '%expect 32' directive in objc mode.
+ 
+ 2003-01-27  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* Makefile.in (LIB2FUNCS_ST): Remove _gcov.
+ 	(LIBGCOV): New variable.
+ 	(libgcc.mk): Add LIBGCOV.
+ 	(LIBGCC_DEPS): Add libgcov.c.
+ 	(libgcov.a): New target.
+ 	(clean): Remove libgcov.a.
+ 	(install-libgcc): Do libgcov too.
+ 	(stage1-start, stage2-start, stage3-start, stage4-start): Deal
+ 	with libgcov.a.
+ 	* libgcc2.c (L_gcov): Move into ...
+ 	* libgcov.c: ... here. New file.
+ 	* mklibgcc.in: Add libgcov rules.
+ 	* gcc.c (LINK_COMMAND_SPEC): Add -lgcov when profiling.
+ 
+ 	* doc/invoke.texi (profile-arcs, test-coverage): Update and
+ 	clarify.
+ 	
+ 	* profile.c (index_counts_file): Remove duplicate check for open file.
+ 

+ 2003-01-27  Josef Zlomek  <zlomekj@suse.cz>
+ 
+ 	* gcse.c (constprop_register): Check NEXT_INSN (insn) != NULL.
+ 
+ 2003-01-27  Richard Earnshaw  <rearnsha@arm.com>
+ 
+ 	PR optimization/9090
+ 	* function.c (purge_addressof_1): After pushing an addressed register
+ 	onto the stack, simplify the result.
+ 
+ 2003-01-27  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
+ 
+ 	* doc/extend.texi: Fix typo.
+ 
+ 2003-01-27  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
+ 
+ 	* doc/cppopts.texi: Fix typo.
+ 	* doc/objc.texi: Likewise.
+ 	* doc/passes.texi: Likewise.
+ 
+ 2003-01-27  Alexandre Oliva  <aoliva@redhat.com>
+ 
+ 	* real.c (ibm_extended_format): Add 53 to minimum exponent.
+ 	(encode_ibm_extended): Adjust.
+ 
+ 2003-01-26  Gabriel Dos Reis  <gdr@soliton.integrable-solutions.net>
+ 
+ 	* timevar.def (TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION): New
+ 	timevar_id enumerations.
+ 

+ 2003-01-25  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+         * reload.c (maybe_memory_address_p): New function.
+         (find_reloads_address): Use it instead of memory_address_p.
+ 
+ 2003-01-25  Kaz Kojima  <kkojima@gcc.gnu.org>
+ 
+ 	* final.c (shorten_branches): Align the address of code label
+         when computing initial lengths and addresses.
+ 
+ 2003-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/m68hc11/m68hc11.md: Fix a comment typo.
+ 
+ 2003-01-25  Andreas Jaeger  <aj@suse.de>
+ 
+ 	* config/i386/i386.c (x86_output_mi_thunk): Correct test for
+ 	TARGET_MACHO.
+ 
+ 2003-01-25  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* gcse.c (bypass_last_basic_block): New global variable.
+ 	(bypass_block):  Use redirect_edge_and_branch_force to redirect
+ 	fall-through edges.  Use bypass_last_basic_block to determine
+ 	which blocks have valid PRE information.
+ 	(bypass_conditional_jumps): Initialize bypass_last_basic_block.
+ 
+ Sat Jan 25 22:31:59 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* gcse.c (local_cprop_pass): Update reg_sets table when needed.
+ 
+ Sat Jan 25 21:04:33 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 			      Eric Botcazou <ebotcazou@libertysurf.fr>
+ 	PR opt/8492
+ 	* gcse.c (one_cprop_pass): Delete unreachable blocks.
+ 
+ 2003-01-25  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/ia64/ia64.c (ia64_rwreloc_select_rtx_section): Rename
+ 	from ia64_aix_select_rtx_section.
+ 	(ia64_rwreloc_select_section): Simlarly; use default*_1 function
+ 	instead of saving and restoring flag_pic.
+ 	(ia64_rwreloc_unique_section): Similarly.
+ 	* config/ia64/aix.h (TARGET_ASM_SELECT_SECTION,
+ 	TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Update.
+ 	* config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
+ 	TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): New.
+ 
+ 2003-01-25  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.c (h8300_shift_needs_scratch_p): Update a
+ 	comment.
+ 
+ 2002-01-25  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/m68k/m68k-none.h (ASM_SPEC): Adjust inter-option spacing.
+ 
+ 2002-01-25  Kelley Cook <kelleycook@comcast.net>
+ 
+ 	* ggc-simple.c (debug_ggc_tree): Add PTR cast.
+ 
+ 2003-01-25  Segher Boessenkool  <segher@koffie.nl>
+ 
+ 	* bitmap.h (BITMAP_WORD): New typedef: fundamental storage
+ 	type for bitmaps.  Use unsigned long.
+ 	(nBITMAP_WORD_BITS): New macro.
+ 	(BITMAP_WORD_BITS): New macro.
+ 	(rest of file): Use it.
+ 	* bitmap.c: Use it.
+ 

+ 2003-01-21  Andreas Schwab  <schwab@suse.de>
+ 
+ 	* genautomata.c (output_internal_insn_latency_func): Fix missing
+ 	close paren in output.
+ 
+ 2003-01-21  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* genautomata.c: Space savings in generated code:
+ 	(output_dfa_insn_code_func): Split out the table-enlargement
+ 	path to an out-of-line static function, dfa_insn_code_enlarge.
+ 	(output_internal_insn_latency_func): Use a lookup table for the
+ 	default latencies.
+ 	(output_print_reservation_func): Use a lookup table for the
+ 	strings.
+ 
+ 2003-01-21  Christian Ehrhardt  <ehrhardt@mathematik.uni-ulm.de>
+ 
+ 	PR opt/7507
+ 	* calls.c (fix_unsafe_tree): Split out from ...
+ 	(expand_call): ... here.  Use it on the function address too.
+ 
+ 2003-01-20  Richard Henderson  <rth@redhat.com>
+ 
+ 	* expr.h (default_must_pass_in_stack): Move decl outside ifdef.
+ 
+ 2003-01-20  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR opt/7507
+ 	* stmt.c (expand_asm_operands): Validize memory operands.
+ 
+ 2003-01-20  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR opt/8848
+ 	* ifcvt.c (noce_process_if_block): Correct arguments to
+ 	modified_between_p for no-else-block case.
+ 
+ 2003-01-20  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.c (const_costs): Remove a warning.
+ 	(output_plussi): Likewise.
+ 	(compute_plussi_length): Likewise.
+ 	(compute_plussi_cc): Likewise.
+ 
+ 2003-01-20  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (addsi_h8300): Remove the last
+ 	alternative.
+ 
+ 2003-01-20  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.c (get_shift_alg): Remove redundant code.
+ 
+ 2003-01-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* system.h (__NO_STRING_INLINES): Define.
+ 
+ 2003-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+ 
+ 	* ifcvt.c (noce_emit_store_flag): Don't emit store flag if mode of x
+ 	is not a scalar int mode.
+ 
+ 2003-01-20  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* cse.c (cse_insn): Avoid RTL sharing when updating the RETVAL
+ 	insn's notes following a substitution inside a libcall.
+ 

+ 2003-01-15  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/alpha/alpha.c (find_lo_sum_using_gp): Rename from find_lo_sum;
+ 	also check that GP is being used.
+ 	(alpha_find_lo_sum_using_gp): New.
+ 	(alpha_does_function_need_gp): Use get_attr_usegp.
+ 	* config/alpha/alpha-protos.h: Update.
+ 	* config/alpha/alpha.md (attr usegp): New.  Annotate patterns
+ 	as needed.
+ 
+ 2003-01-15  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* gcse.c (one_cprop_pass): Change function arguments to take both
+ 	cprop_jumps and bypass_jumps flags instead of just alter_jumps.
+ 	(gcse_main): Update calls to one_cprop_pass, disabling bypassing.
+ 	(bypass_jumps): New function to perform separate jump bypassing pass.
+ 	* rtl.h (bypass_jumps): Add function prototype.
+ 	* timevar.def (TV_BYPASS): New timing variable.
+ 	* toplev.c (enum dump_file_index): Add new entry DFI_bypass.
+ 	(dump_file): New entry for the bypass RTL dump file.
+ 	(rest_of_compilation): Insert new jump bypassing optimization
+ 	pass after loop.
+ 	* doc/passes.texi: Document new pass.
+ 
+ 2003-01-15  John David Anglin  <dave@hiauly1.hia.nrc.ca>
+ 
+ 	* som.h (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY,
+ 	ASM_WEAKEN_LABEL, GTHREAD_USE_WEAK): Define.
+ 	* pa.h (TARGET_SOM_SDEF): Define.
+ 	* pa-hpux11.h (TARGET_SOM_SDEF): Define.
+ 
+ 2003-01-16  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11.c (expand_prologue): Use push/pop to 
+ 	allocate 4-bytes of locals on 68HC11.
+ 	(expand_epilogue): Likewise.
+ 	(m68hc11_memory_move_cost): Increase cost of HI/QI soft registers.
+ 
+ 2003-01-15  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11.h (ASM_SPEC): Handle -m68hcs12; Pass -mshort
+ 	and -mshort-double to the assembler to specify the ABI.
+ 	(LINK_SPEC): Likewise.
+ 	(CPP_SPEC): Pass HCS12 specific define.
+ 	(MASK_M68S12): New define.
+ 	(TARGET_M68S12): Likewise.
+ 	(TARGET_SWITCHES): New options -m68hcs12 and -m68S12.
+ 	(TARGET_VERSION): Update.
+ 	* config/m68hc11/m68hc12.h (CPP_SPEC): Pass HCS12 specific define.
+ 	(LINK_SPEC): Update.
+ 	(ASM_SPEC): Update.
+ 	* config/m68hc11/m68hc11.c (m68hc11_asm_file_start): Update.
+ 	* doc/invoke.texi (M68hc1x Options): Document -m68hcs12.
+ 
+ 2003-01-15  Stephane Carrez  <stcarrez@nerim.fr>
+ 
+ 	* config/m68hc11/m68hc11.md ("return"): Use emit_jump_insn to emit
+ 	the return code.
+ 
+ 2003-01-15  Josef Zlomek  <zlomekj@suse.cz>
+ 
+ 	* cfganal.c (set_edge_can_fallthru_flag): Clear the EDGE_CAN_FALLTHRU
+ 	flag before setting it.
+ 

+ 2003-01-10  Andrew Haley  <aph@redhat.com>
+ 
+ 	* config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Rename
+ 	registers to be in correct order.  Add rip.
+ 
+ 2003-01-14  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*andsi3_lshiftrt_9_sb): New.
+ 	(*iorsi3_and_lshiftrt_9_sb): Likewise.
+ 
+ Tue Jan 14 00:45:33 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* convert.c (strip_float_extensions):  Look for narrowest type handling
+ 	FP constants.
+ 
+ 	* fold-const.c (fold):  Fold (double)float1 CMP (double)float2 into
+ 	float1 CMP float2.
+ 	* convert.c (strip_float_extensions): Make global.
+ 	* tree.h (strip_float_extensions): Declare.
+ 

+ 2003-01-09  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	The following changes are merged from itanium-sched-branch:
+ 
+ 	2003-01-08  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* doc/md.texi: Clarify assignment of units to automata description.
+ 
+ 	2003-01-08  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* genautomata.c (unit_decl): Remove members
+ 	`the_same_automaton_unit' and
+ 	`the_same_automaton_message_reported_p'.
+ 	(process_unit_to_form_the_same_automaton_unit_lists,
+ 	form_the_same_automaton_unit_lists_from_regexp,
+ 	form_the_same_automaton_unit_lists, the_same_automaton_lists):
+ 	Remove them.
+ 	(annotation_message_reported_p): New global variable.
+ 	(check_unit_distribution_in_reserv,
+ 	check_regexp_units_distribution): New functions.
+ 	(check_unit_distributions_to_automata): Rewrite it.
+ 
+ 	2003-01-04  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
+ 	Use continue instead of break if cycle is too big.
+ 
+ 	2002-12-20  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* genautomata.c (check_unit_distributions_to_automata): Output at
+ 	most one message for a unit.
+ 	(process_unit_to_form_the_same_automaton_unit_lists): Check
+ 	automaton of units instead of units themself.
+ 
+ 	* doc/md.texi: Describe the constraint about assigning unit to
+ 	automata.
+ 
+ 	2002-12-20  Jan Hubicka  <jH@suse.cz>
+ 		    Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* genautomata.c (unit_decl): Add new members `min_occ_cycle_num'
+ 	and `in_set_p'.
+ 	(gen_cpu_unit): Initialize the new members.
+ 	(process_regexp_cycles): Calculate minimal finish cycle too.  Set
+ 	up `min_occ_cycle_num'.
+ 	(evaluate_max_reserv_cycles): Change the function call.
+ 	(CLEAR_BIT): New macro.
+ 	(states_union, state_shift): Use the mask.
+ 	(initiate_excl_sets, form_reserv_sets_list): Set up `in_set_p'.
+ 	(form_reservs_matter): New function.
+ 	(make_automaton): Call the function and use the mask.
+ 	(estimate_one_automaton_bound): Take `min_occ_cycle_num' into
+ 	account.
+ 	
+ 	2002-12-17  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/ia64/itanium2.md (lfetch): Change the insn reservation.
+ 
+ 	2002-12-17  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/ia64/ia64.c (bundling): Try to insert 2 nops for M insn
+ 	for Itanium.
+ 
+ 	2002-12-17  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/ia64/ia64.c (ia64_override_options): Make itanium2 as
+ 	default cpu.
+ 
+ 	2002-12-17  Vladimir Makarov  <vmakarov@redhat.com>
+ 		2002-10-31  Dale Johannesen <dalej@apple.com>
+ 
+ 	* haifa-sched.c (find_set_reg_weight): New function.
+ 	(find_insn_reg_weight): Use the new function.
+ 	(schedule_block): Do sorting ready queue always
+ 	after insn issue.
+ 
+ 	2002-11-27  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/ia64/ia64.c (bundling): Use MFI template instead of MLX.
+ 
+ 	2002-11-19  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* haifa-sched.c (choice_entry): New structure.
+ 	(choice_stack, cycle_issued_insns): New variables.
+ 	(max_issue): Rewrite it.
+ 	(choose_ready): Set up ready_try for unknown insns too.
+ 	(schedule_block): Allocate and free choice_stack.  Set up
+ 	and modify cycle_issued_insns.
+ 
+ 	* config/ia64/ia64.c (issue_nops_and_insn): Combine insn issue
+ 	with and without filling the bundle.
+ 	(bundling): Combine calls of issue_nops_and_insn.
+ 	
+ 	2002-10-17  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/ia64/itanium1.md: New file.
+ 
+ 	* config/ia64/itanium2.md: New file.
+ 
+ 	* config/ia64/ia64.md: Move DFA descriptions into the new files.
+ 	Remove the old pipeline description.
+ 	
+ 	* config/ia64/ia64.c (ia64_override_options): Add aliases of
+ 	itanium processor names.
+ 	
+ 	2002-10-16  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/ia64/ia64.c (bundling): Print states for Itanium2 too.
+ 	(ia64_reorg):  Set up queried unit codes for Itanium2 too.
+ 
+ 	* config/ia64/ia64.md: Add descriptions for Itanium2.
+ 
+ 	2002-10-08  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/ia64/ia64.h (processor_type): New enumeration.
+ 	(ia64_tune, ia64_tune_string): New external declarations.
+ 	(TARGET_OPTIONS): Add option `tune='.
+ 
+ 	* config/ia64/ia64.c (ia64_tune, ia64_tune_string): New global
+ 	variables.
+ 	(ia64_override_options): Set up `ia64_tune'.
+ 	(ia64_sched_reorder2): Set up `clocks' only for Itanium.
+ 	(ia64_dfa_new_cycle): Set up `add_cycles' only for Itanium.
+ 	(bundling): Add nops for MM-insns only for Itanium.
+ 	(ia64_reorg): Allocate and free `clocks' and `add_cycles' only for
+ 	Itanium.
+ 
+ 	* config/ia64/ia64.md (cpu): New attribute.
+ 	(DFA description): Enable it only for Itanium.
+ 	
+ 	2002-10-08  Vladimir Makarov  <vmakarov@redhat.com>
+ 		    Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/ia64/ia64.h (MASK_TUNE_STOP_BITS): Rename it to
+ 	MASK_EARLY_STOP_BITS.
+ 	(TARGET_TUNE_STOP_BITS): Rename it to TARGET_EARLY_STOP_BITS.
+ 	(TARGET_SWITCHES): Rename option `tune-stop-bits' to
+ 	`early-stop-bits'.
+ 	
+ 	* config/ia64/ia64.c (ia64_dfa_new_cycle,
+ 	final_emit_insn_group_barriers): Use TARGET_EARLY_STOP_BITS
+ 	instead of TARGET_TUNE_STOP_BITS.
+ 	
+ 	* doc/invoke.texi: Rename option `-mtune-stop-bits' to
+ 	`-mearly-stop-bits'.
+ 
+ 	* config/ia64/ia64.c (automata_option "v"): Comment it.
+ 	
+ 	2002-10-07  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+         * config/ia64/ia64.h (MASK_TUNE_STOP_BITS, TARGET_TUNE_STOP_BITS):
+ 	New macros.
+ 	(TARGET_SWITCHES): Add entries for the new option.
+ 	
+ 	* config/ia64/ia64.c (dfa_stop_insn, last_scheduled_insn, rtx
+ 	dfa_pre_cycle_insn, ia64_nop): Don't make them as roots for GC.
+ 	(stops_p, stop_before_p, clocks_length, clocks, add_cycles): New
+ 	global variables.
+ 	(ia64_sched_reorder2): Set up `clocks'.
+ 	(ia64_variable_issue): Set up `stops_p' and reset `stop_before_p'.
+ 	(ia64_dfa_new_cycle): Set up add_cycle.  Permit sorting ready
+ 	queue when TARGET_TUNE_STOP_BITS.
+ 	(bundling): Insert additional nops for MM-insns.
+ 	(final_emit_insn_group_barriers): Add insertion of stop bits
+ 	according `stops_p'.
+ 	(ia64_reorg): Initiate the new varibales.
+ 
+ 	* doc/invoke.texi: Add description of option `-mtune-stop-bits'.
+ 	
+ 	2002-10-02  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* haifa-sched.c (schedule_block): Modify INSN_TICK of depended
+ 	insns at the end of block insn scheduling.
+ 
+ 	2002-09-30  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* sched-deps.c (remove_dependence, group_leader): Remove it.
+ 	(add_dependence): Add dependence to group leader to.
+ 	(set_sched_group_p): Add dependence to the first insn of the
+ 	schedule group too.
+ 	(sched_analyze_insn): Make dependence to jump as anti-dependence.
+ 	Change true dependence by anti-dependence when
+ 	`reg_pending_barrier'.
+ 
+ 	* sched-rgn.c (init_ready_list, can_schedule_ready_p,
+ 	add_branch_dependences): Ignore schedule groups.
+ 
+ 	* sched-ebb.c (init_ready_list): Ditto.
+ 
+ 	* (move_insn, set_priorities): Ditto.
+ 
+ 	* config/ia64/ia64.c (ia64_sched_init): Check that schedule group
+ 	flag is clear after reload.
+ 	(adjust_cost): Change cost only for output dependencies.
+ 	
+ 	* config/ia64/ia64.md: Add more insns into bypass for MM-insns.
+ 	
+ 	2002-09-26  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* Makefile.in (sched-ebb.o): Add `$(TARGET_H)' to the entry.
+ 
+ 	* target.h (gcc_target): Add member
+ 	`dependencies_evaluation_hook'.
+ 
+ 	* target-def.h (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New
+ 	macro.
+ 	(TARGET_SCHED): Add initiatialization of the new member.
+ 
+ 	* sched-ebb.c: Include `target.h'.
+ 	(schedule_ebb): Call `dependencies_evaluation_hook'.
+ 
+ 	* sched-rgn.c (schedule_region): Call
+ 	`dependencies_evaluation_hook'.
+ 
+ 	* config/ia64/ia64.c (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
+ 	New macro.
+ 	(ia64_dependencies_evaluation_hook): New function.
+ 
+ 	* doc/tm.texi (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
+ 	Describe the new hook.
+ 	
+ 	2002-09-25  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* target.h (gcc_target): Add members
+ 	`first_cycle_multipass_dfa_lookahead_guard' and `dfa_new_cycle'.
+ 
+ 	* target-def.h (TARGET_SCHED_DFA_NEW_CYCLE,
+ 	TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): New
+ 	macros.
+ 	(TARGET_SCHED): Add initiatialization of the new members.
+ 
+ 	* haifa-sched.c (schedule_insn): Update last_clock_var for the 1st
+ 	insn scheduling too.
+ 	(choose_ready): Use `first_cycle_multipass_dfa_lookahead_guard' to
+ 	initialize `ready_try'.
+ 	(schedule_block): Use `dfa_new_cycle'.  Sort `ready' only unless
+ 	`dfa_new_cycle' says not to do it.
+ 	
+ 	* config/ia64/ia64.md: Add DFA Itanium 1 description for insn
+ 	bundling.
+ 
+ 	* config/ia64/ia64.h (CPU_UNITS_QUERY): New macro.
+ 
+ 	* config/ia64/ia64.c: Include `hashtab.h'.
+ 	(ia64_first_cycle_multipass_dfa_lookahead_guard,
+ 	ia64_dfa_new_cycle, final_emit_insn_group_barriers,
+ 	ia64_dfa_sched_reorder, get_free_bundle_state, free_bundle_state,
+ 	initiate_bundle_states, finish_bundle_states, bundle_state_hash,
+ 	bundle_state_eq_p, insert_bundle_state,
+ 	initiate_bundle_state_table, finish_bundle_state_table,
+ 	try_issue_nops, try_issue_insn, issue_nops_and_insn, get_max_pos,
+ 	get_template, get_next_important_insn, bundling): New functions.
+ 	(ia64_internal_sched_reorder): Remove it.
+ 	(TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
+ 	TARGET_SCHED_DFA_NEW_CYCLE): New macros.
+ 	(ia64_safe_itanium_requires_unit0): Remove it.
+ 	(group_barrier_needed_p): Place group barrier right before a real
+ 	insn.
+ 	(bundle, ia64_packet, NR_PACKETS, type_names, packets, packets):
+ 	Remove them.
+ 	(bundle_name): New variable.
+ 	(_0mii_, _0mmi_, _0mfi_, _0mmf_, _0bbb_, _0mbb_, _0mib_, _0mmb_,
+ 	_0mfb_, _0mlx_, _1mii_, _1mmi_, _1mfi_, _1mmf_, _1bbb_, _1mbb_,
+ 	_1mib_, _1mmb_, _1mfb_, _1mlx_, pos_1, pos_2, pos_3, pos_4, pos_5,
+ 	pos_6, dfa_stop_insn, last_scheduled_insn, dfa_state_size,
+ 	temp_dfa_state, prev_cycle_state): New global variables.
+ 	(insn_matches_slot, maybe_rotate, finish_last_head,
+ 	rotate_one_bundle, rotate_one_bundles, nop_cycles_until,
+ 	cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn,
+ 	find_best_packet, itanium_reorder, dump_current_packet,
+ 	schedule_stop, gen_nop_type, ia64_emit_nops): Remove them.
+ 	(sched_data, sched_ready, sched_types): Remove them.
+ 	(ia64_sched_init): Initiate only `last_scheduled_insn' and call
+ 	`init_insn_group_barriers'.
+ 	(ia64_sched_reorder, ia64_sched_reorder2): Call
+ 	ia64_dfa_sched_reorder.
+ 	(ia64_variable_issue): Rewrite it.
+ 	(bundle_state): New structure.
+ 	(index_to_bundle_states, bundle_states_num,
+ 	allocated_bundle_states_chain, free_bundle_state_chain): New
+ 	global variables.
+ 	(ia64_sched_finish): Add stop bits and call `bundling' after the
+ 	2nd insn scheduling.
+ 	(ia64_use_dfa_pipeline_interface): Return zero always.
+ 	(ia64_first_cycle_multipass_dfa_lookahead): Return 6 for the 2nd
+ 	insn scheduling.
+ 	(ia64_init_dfa_pre_cycle_insn): Initialize `dfa_state_size',
+ 	`temp_dfa_state', `prev_cycle_state', and `dfa_stop_insn'.
+ 	(ia64_reorg): Add bundling insns.
+ 
+ 	* doc/tm.texi
+ 	(TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
+ 	TARGET_SCHED_DFA_NEW_CYCLE): Describe the new hooks.
+ 	
+ 	2002-09-23  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* config/ia64/ia64.md: Add Itanium1 DFA description.
+ 	(itanium_class): Add `nop' and `pre_cycle'.  Add
+ 	define_function_unit for `nop'.
+ 	(nop): Change attribute `itanium_class'.
+ 	(pre_cycle): New define_insn.
+ 
+ 	* config/ia64/ia64-protos.h (bundling_p): New external variable.
+ 	(ia64_st_address_bypass_p, ia64_ld_address_bypass_p,
+ 	ia64_produce_address_p): New function prototypes.
+ 
+ 	* config/ia64/ia64.c (bundling_p): New global variable.
+ 	(ia64_use_dfa_pipeline_interface,
+ 	ia64_first_cycle_multipass_dfa_lookahead,
+ 	ia64_init_dfa_pre_cycle_insn, ia64_dfa_pre_cycle_insn): New
+ 	functions.
+ 	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
+ 	TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
+ 	TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
+ 	TARGET_SCHED_DFA_PRE_CYCLE_INSN): New macros.
+ 	(ia64_sched_init, ia64_sched_reorder, ia64_sched_reorder2,
+ 	ia64_variable_issue, ia64_sched_finish): Do nothing before reload.
+ 	(dfa_pre_cycle_insn): New variable.
+ 	
+ 	2002-09-20  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* rtl.def (FINAL_PRESENCE_SET, FINAL_ABSENCE_SET): New
+ 	constructions.
+ 
+ 	* genattrtab.h (gen_final_presence_set, gen_final_absence_set):
+ 	New function prototypes.
+ 
+ 	* genattrtab.c (main): Process the new constructions.
+ 
+ 	* genautomata.c (gen_presence_absence_set,
+ 	process_presence_absence_names, process_presence_absence_patterns,
+ 	add_presence_absence, check_absence_pattern_sets): Add parameter
+ 	`final_p'.
+ 	(unit_decl): Add new members `final_presence_list' and
+ 	`final_absence_list'.
+ 	(unit_pattern_rel_decl): Add new member `final_p'.
+ 	(gen_final_presence_set, gen_final_absence_set): New functions.
+ 	(process_decls): Use member `final_p'.
+ 	(temp_reserv): New global variable.
+ 	(reserv_sets_are_intersected): Add processing `final_presence_set'
+ 	and `final_absence_set'.
+ 	(initiate_states): Allocate `temp_reserv'.
+ 	(unit_final_presence_set_table, unit_final_absence_set_table): New
+ 	gloabal variables.
+ 	(initiate_presence_absence_pattern_sets): Initiate them.
+ 	(NDFA_to_DFA): Fix typo.
+ 	(output_description): Output `final_presence_set' and
+ 	`final_absence_set'.
+ 
+ 	* doc/md.texi (final_presence_set, final_absence_set): Describe
+ 	them.
+ 	
+ 	2002-09-20  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* genautomata.c (transform_3): Process a missing case (nothing on
+ 	unit place).
+ 
+ 	2002-09-20  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* rtl.def (DEFINE_QUERY_CPU_UNIT, AUTOMATA_OPTION): Change
+ 	comments about queried units and the minimization.
+ 	
+ 	* doc/md.texi: Ditto.
+ 	
+ 	* genautomata.c (create_composed_state): Return nonzero if the new
+ 	state has been created.
+ 	(first_cycle_unit_presence): New function.
+ 	(state_is_differed): Add new parameter.  Use the new function.
+ 	Take queried units into account.
+ 	(partition_equiv_class): Pass additional parameter to
+ 	`state_is_differed'.
+ 	(merge_states): Process composed states too.
+ 	(build_automaton, create_automata, output_min_issue_delay_table,
+ 	output_tables, output_statistics): Output more information.
+ 	(output_reserved_units_table): Use function
+ 	`first_cycle_unit_presence'.
+ 	(output_tables): Output table of queried units even if the
+ 	minimization is switched on.
+ 	(write_automata): Output code for querying units even if the
+ 	minimization is switched on.
+ 	
+ 	2002-09-19  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* rtl.def (PRESENCE_SET, ABSENCE_SET): Add comments about extended
+ 	syntax of the constructions.
+ 	
+ 	* doc/md.texi (PRESENCE_SET, ABSENCE_SET): Add description of
+ 	extended syntax of the constructions.
+ 	
+ 	* genautomata.c (unit_rel_decl): Rename it to
+ 	`unit_pattern_rel_decl'.
+ 	(pattern_set_el, pattern_reserv): New structures.
+ 	(pattern_set_el_t, pattern_reserv_t): New types.
+ 	(gen_presence_absence_set): New function.
+ 	(process_presence_absence): Remove it.
+ 	(process_presence_absence_names,
+ 	process_presence_absence_patterns): New functions.
+ 	(get_presence_absence_set): Remove it.
+ 	(initiate_presence_absence_sets): Rename it on
+ 	`initiate_presence_absence_pattern_sets'.  Use new function
+ 	`form_reserv_sets_list'.
+ 	(form_reserv_sets_list, check_presence_pattern_sets,
+ 	check_absence_pattern_sets, output_pattern_set_el_list): New
+ 	functions.
+ 	(unit_decl): Change types of members `presence_list' and
+ 	`absence_list'.
+ 	(unit_rel_decl): Rename member `names_num' to `all_names_num'.
+ 	(decl): Change types of members `excl', `presence', and `absence'.
+ 	(get_str_vect): Rename `par_flag' to `paren_p'.  Add null element
+ 	at the end of the vector.
+ 	(gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
+ 	gen_automaton, gen_regexp_repeat, gen_regexp_allof,
+ 	gen_regexp_oneof, gen_regexp_sequence): Use boolean values.
+ 	(gen_presence_set, gen_absence_set): Use new function
+ 	`gen_presence_absence_set'.
+ 	(add_presence_absence): Process `pattern_list' instead of
+ 	`source_list'.
+ 	(process_decls): USe new functions
+ 	`process_presence_absence_names' and
+ 	`process_presence_absence_patterns'.
+ 	(reserv_sets_are_intersected): Use new function
+ 	`check_presence_pattern_sets'.
+ 	(presence_set, absence_set): Remove them.
+ 	(unit_presence_set_table, unit_absence_set_table): New global
+ 	variables.
+ 	(output_description): Use new function
+ 	`output_pattern_set_el_list'.
+ 	(generate): Use `initiate_presence_absence_pattern_sets'.
+ 	
+ 	2002-09-18  Vladimir Makarov  <vmakarov@redhat.com>
+ 
+ 	* genattr.c (main): Add output of prototype of new interface
+ 	function `dfa_clean_insn_cache'.
+ 
+ 	* genautomata.c (output_dfa_clean_insn_cache_func): New function.
+ 	(DFA_CLEAN_INSN_CACHE_FUNC_NAME): New macro.
+ 	(output_dfa_start_func): Use function `dfa_clean_insn_cache' in
+ 	the generated code.
+ 	(write_automata): Call the new function.
+ 	
+ 
+ Thu Jan  9 22:47:38 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (unit, prefix_0f, memory attributes): Hanlde sseicvt correctly.
+ 
+ 2003-01-09  Paolo Carlini  <pcarlini@unitus.it>
+ 
+ 	* doc/tm.texi (EXTRA_ADDRESS_CONSTRAINT): Fix typo.
+ 

+ Thu Jan  9 00:57:15 CET 2003  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c  (ix86_expand_int_addcc): Fix thinko.
+ 
+ 2003-01-08  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/rs6000.h (FUNCTION_MODE): Always use SImode.
+ 	* config/rs6000/rs6000.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine
+ 	as hook_bool_tree_hwi_hwi_tree_true.
+ 	(rs6000_emit_allocate_stack): Use TARGET_32BIT.
+ 	(rs6000_emit_epilogue): Same.
+ 	(rs6000_output_mi_thunk): Re-implement as RTL.
+ 	* config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Call
+ 	xcoffout_declare_function if any debugging enabled.
+ 
+ 2003-01-08  Chris Demetriou  <cgd@broadcom.com>
+ 
+ 	* config.gcc (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*): New
+ 	targets, to support MIPS32 Release 2 (MIPS32R2) configurations.
+ 	* config/mips/mips.h (enum processor_type): Rename
+ 	PROCESSOR_R4KC to PROCESSOR_4KC, PROCESSOR_R5KC to
+ 	PROCESSOR_5KC, and PROCESSOR_R20KC to PROCESSOR_20KC.
+ 	Add PROCESSOR_M4K.
+ 	(TARGET_MIPS4KC, TARGET_MIPS5KC): Update for the renaming.
+ 	(ISA_MIPS32R2): New define.
+ 	(GENERATE_MULT3_SI, ISA_HAS_CONDMOVE, ISA_HAS_8CC)
+ 	(ISA_HAS_MADD_MSUB, ISA_HAS_CLZ_CLO)
+ 	(ISA_HAS_PREFETCH): Add support for MIPS32R2.
+ 	(MIPS_ISA_DEFAULT): Likewise.  Also, fix indentation.
+ 	(TARGET_CPU_CPP_BUILTINS): Add support for MIPS32R2.  Add new
+ 	predefine __mips_isa_rev for MIPS32, MIPS32R2, and MIPS64.
+ 	(ISA_HAS_ROTR_SI): Add support for MIPS32R2, and avoid if
+ 	compiling MIPS16 code.
+ 	(ISA_HAS_ROTR_DI): Do not use if compiling MIPS16 code, and fix
+ 	comment.
+ 	(ISA_HAS_SEB_SEH): New define.
+ 	(ASM_SPEC, LINK_SPEC): Pass -mips32r2 to assembler and linker.
+ 	* config/mips/mips.c (mips_cpu_info_table): Adjust for enum
+ 	processor_type value renaming.  Add support for MIPS32R2.
+ 	Clean up comments, and move "sb1" entry with other MIPS64 CPU
+ 	entries.
+ 	(override_options): Reimplement -mipsN option handling so that
+ 	it will work correctly for -mips32r2.  Avoid branch-likely
+ 	instructions on MIPS32R2.
+ 	* config/mips/mips.md (mulsi3_mult3): Add support for MIPS32R2.
+ 	(extendhisi2): Use extendhisi2_hw if ISA_HAS_SEB_SEH.
+ 	(extendqisi2): Use extendqisi2_hw if ISA_HAS_SEB_SEH.
+ 	(extendhisi2_hw, extendqisi2_hw): New.
+ 	* config/mips/netbsd.h (TARGET_CPU_CPP_BUILTINS): Add support
+ 	for MIPS32R2.  Add new predefine __mips_isa_rev for MIPS32,
+ 	MIPS32R2, and MIPS64.
+ 	(LINK_SPEC): Pass -mips32r2 to linker.
+ 	* config/mips/t-isa3264: Built -mips32r2 multilibs.
+ 	* doc/invoke.texi (MIPS Options): Add -mips32r2, add support
+ 	for mips32r2 in the -march description.  Alphabetically sort
+ 	CPU names in the -march description.  Add long-missed -mips32
+ 	and -mips64 to MIPS option summary.
+ 
+ 	* config.gcc: Update copyright years to include 2003.
+ 	* config/mips/mips.c: Likewise.
+ 	* config/mips/mips.h: Likewise.
+ 	* config/mips/mips.md: Likewise.
+ 	* config/mips/netbsd.h: Likewise.
+ 	* doc/invoke.texi: Likewise.
+ 

+ 2002-12-27  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
+ 
+ 	* doc/contrib.texi (Contributors): Add Abramo and Roberto Bagnara.
+ 

+ 2002-12-26  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300-protos.h: Fix comment typos.
+ 	Update copyright.
+ 	* config/h8300/h8300.c: Fix comment typos.
+ 
+ 2002-12-26  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.h (IDENT_ASM_OP): End with a tab.
+ 
+ 2002-12-26  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/i386/athlon.md: Fix comment typos.
+ 	* config/i386/crtdll.h: Likewise.
+ 	* config/i386/djgpp.h: Likewise.
+ 	* config/i386/i386-interix.h: Likewise.
+ 	* config/i386/i386.c: Likewise.
+ 	* config/i386/i386.h: Likewise.
+ 	* config/i386/i386.md: Likewise.
+ 	* config/i386/k6.md: Likewise.
+ 	* config/i386/mingw32.h: Likewise.
+ 	* config/i386/pentium.md: Likewise.
+ 	* config/i386/sco5.h: Likewise.
+ 	* config/i386/winnt.c: Likewise.
+ 	* config/i386/xmmintrin.h: Likewise.
+ 
+ 2002-12-26  Jose Renau <renau@cs.uiuc.edu>
+ 
+ 	* ssa-dce.c (EXECUTE_IF_UNNECESSARY): Verify INSN is an
+ 	INSN_P before checking to see if it is dead.
+ 	(mark_all_insn_unnecessary): Similarly.
+ 	(ssa_eliminate_dead_code): Similarly.
+ 	* rtl.h (struct rtx_def): Update comments for in_struct usage
+ 	in dead code elimination pass.
+ 	(INSN_DEAD_CODE_P): Allow JUMP_INSN and CALL_INSN as well.
+ 

+ 	* c-pretty-print.h: Fix comment typos.
+ 	* integrate.c: Likewise.
+ 	* varasm.c: Likewise.
+ 	* config/c4x/c4x.h: Likewise.
+ 	* config/c4x/c4x.md: Likewise.
+ 	* config/fr30/fr30.md: Likewise.
+ 	* config/frv/frv.c: Likewise.
+ 	* config/h8300/h8300.c: Likewise.
+ 	* config/i386/i386.c: Likewise.
+ 	* config/i386/i386.h: Likewise.
+ 	* config/ia64/ia64.c: Likewise.
+ 	* config/ia64/ia64.h: Likewise.
+ 	* config/ip2k/ip2k.md: Likewise.
+ 	* config/m68hc11/m68hc11-crt0.S: Likewise.
+ 	* config/m68hc11/m68hc11.h: Likewise.
+ 	* config/m68hc11/m68hc11.md: Likewise.
+ 	* config/m68hc11/m68hc12.h: Likewise.
+ 	* config/mcore/mcore.md: Likewise.
+ 	* config/mips/mips.c: Likewise.
+ 	* config/mips/mips.md: Likewise.
+ 	* config/mmix/mmix-modes.def: Likewise.
+ 	* config/pa/pa.c: Likewise.
+ 	* config/rs6000/rs6000.c: Likewise.
+ 	* config/rs6000/rs6000.h: Likewise.
+ 	* config/rs6000/rs6000.md: Likewise.
+ 
+ 2002-12-19  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (output_a_shift): Clean up the code to
+ 	output shifts using rotation.
+ 
+ 2002-12-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* flow.c (allocate_reg_life_data): Reset REG_FREQ.
+ 
+ 2002-12-19  Kazu Hirata  <kazu@cs.umass.edu>
+ 

+ 2002-12-17  Jason Merrill  <jason@redhat.com>
+ 
+ 	* genmultilib: Use 'cd ./foo'.
+ 
+ 2002-12-17  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* doc/c-tree.texi: Restore deliberate spelling mistakes.
+ 
+ 2002-12-17  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* doc/c-tree.texi: Fix typos and follow spelling conventions.
+ 	* doc/cpp.texi: Likewise.
+ 	* doc/extend.texi: Likewise.
+ 	* doc/gty.texi: Likewise.
+ 	* doc/install.texi: Likewise.
+ 	* doc/invoke.texi: Likewise.
+ 	* doc/md.texi: Likewise.
+ 	* doc/passes.texi: Likewise.
+ 	* doc/rtl.texi: Likewise.
+ 	* doc/sourcebuild.texi: Likewise.
+ 	* doc/tm.texi: Likewise.
+ 
+ 2002-12-17  Jerry Quinn  <jlquinn@optonline.net>
+ 
+ 	* doc/invoke.texi: Minor spelling and grammar fixes.
+ 
+ 2002-12-17  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/s390.c (s390_output_constant_pool): Replace
+ 	ASM_OUTPUT_INTERNAL_LABEL by (*targetm.asm_out.internal_label).
+ 
+ 	* calls.c (expand_call): Handle CALL_EXPR_HAS_RETURN_SLOT_ADDR
+ 	with special struct-return ABIs.
+ 

+ 2002-12-16  Geoffrey Keating  <geoffk@apple.com>
+ 
+ 	* genmultilib: Create temporary files in unique subdirectory.
+ 
+ 	* gcc.c (validate_switches): Allow '@' as a switch name.
+ 
+ 2002-12-16  Loren J. Rittle  <ljrittle@acm.org>
+ 
+ 	* Makefile.in (gcov-iov.h): Improve portability.
+ 
+ Mon Dec 16 23:39:19 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* mips.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not use qpword on API_N32/not
+ 	gas
+ 	* mips.md (tablejump insn): Likewise.
+ 
+ 2002-12-16  Mark Mitchell  <mark@codesourcery.com>
+ 
+ 	* doc/include/gcc-common.texi: Change version number to 3.4.
+ 
+ 2002-12-16  Bruce Korb  <bkorb@gnu.org>
+ 
+ 	* fixinc/fixlib.h: add: #include <signal.h>
+ 	* fixinc/fixincl.c: remove: #include <signal.h>
+ 
+ 2002-12-15  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* config.gcc (need_64bit_hwint): New variable.
+ 	(alpha*-*-*, x86_64-*-*, ia64-*-*, mips*-*-*, powerpc*-*-*,
+ 	mmix-knuth-mmixware, rs6000*-*-*, sparc64*-*-*, s390*-*-*,
+ 	sh*-*-*, hppa*64*-*-linux, parisc*64*-*-linux, hppa*64*-*-hpux11*,
+ 	sparcv9-*-solaris2*, sparc*-*-solaris2.[789], ultrasparc-*-freebsd*):
+ 	Set it.
+ 	(powerpc*-*-darwin*): Unset it.
+ 	(alpha-*-interix, alpha64-dec-*vms*, i?86-*-interix3*,
+ 	i?86-*-interix*, sparc64-*-openbsd*): Remove references to
+ 	deleted/nonexistent xm-*.h headers.
+ 	* configure.in: AC_DEFINE NEED_64BIT_HOST_WIDE_INT if the
+ 	target set need_64bit_hwint in config.gcc.
+ 	* configure, config.in: Regenerate.
+ 
+ 	* hwint.h: Overhaul.  Don't bother trying int for
+ 	HOST_WIDE_INT.  Do try __int64 if long is not enough.  Base
+ 	decision to force 64-bit HOST_WIDE_INT on
+ 	NEED_64BIT_HOST_WIDE_INT, not (MAX_)LONG_TYPE_SIZE which is
+ 	not visible at this point.  Don't allow prior definition of
+ 	any macro defined by this file.
+ 
+ 	* config/alpha/xm-vms.h: Don't define HOST_WIDE_INT or
+ 	HOST_BITS_PER_WIDE_INT.
+ 	* config/c4x/c4x.h: Adjust redefinition of
+ 	HOST_WIDE_INT_PRINT_HEX to match changes to hwint.h.
+ 	* config/alpha/xm-alpha-interix.h, config/alpha/xm-vms64.h,
+ 	config/i386/xm-i386-interix.h: Delete file.
+ 
+ 2002-12-14  Rodney Brown  <rbrown64@csc.com.au>
+ 	    John David Anglin  <dave@hiauly1.hia.nrc.ca>
+ 
+ 	* pa.c (output_millicode_call): Convert ASM_OUTPUT_INTERNAL_LABEL.
+ 	* pa64-hpux.h (ASM_OUTPUT_INTERNAL_LABEL): Delete define.
+ 
+ 2002-12-14  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* mkconfig.sh: Correct comment.  Add copyright boilerplate.
+ 
+ 2002-12-14  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* config/t-darwin, config/arm/t-pe, config/arm/t-strongarm-pe,
+ 	config/c4x/t-c4x, config/i370/t-i370, config/i386/t-cygwin,
+ 	config/i386/t-interix, config/i960/t-960bare, config/ia64/t-ia64,
+ 	config/rs6000/t-rs6000-c-rule, config/sparc/t-sol2,
+ 	config/v850/t-v850:  Correct dependencies and normalize
+ 	compilation commands for files that include coretypes.h and tm.h.
+ 
+ 	* config/sparc/gmon-sol2.c: Include tconfig.h and tsystem.h,
+ 	not config.h and system.h.
+ 
+ Sat Dec 14 20:43:41 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (flags_reg_operand):  New function.
+ 	* i386.h (PREDICATE_CODES): Add flags_reg_operand.
+ 	* i386.md (cmov splitter, movqicc): Use new predicate.
+ 
+ Sat Dec 14 17:03:17 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (movqicc splitter): Fix template.
+ 
+ 2002-12-13  Jason Merrill  <jason@redhat.com>
+ 
+ 	* tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): New macro.
+ 	* calls.c (expand_call): Handle it.
+ 	* tree-inline.c (struct inline_data): Remove target_exprs field.
+ 	(optimize_inline_calls): Don't initialize it.
+ 	(expand_call_inline): Don't modify it.  Handle
+ 	CALL_EXPR_HAS_RETURN_SLOT_ADDR.
+ 	(declare_return_variable): Take return slot addr.
+ 	* langhooks.h (copy_res_decl_for_inlining): Change target_exprs parm
+ 	to return_slot_addr.
+ 	* langhooks-def.h, langhooks.c: Adjust.
+ 	* explow.c (maybe_set_unchanging): Don't set RTX_UNCHANGING_P for
+ 	a decl with no DECL_INITIAL.
+ 
+ 	* expr.c (expand_expr): Don't discard the target of a call which
+ 	returns in memory.
+ 
+ 2002-12-13  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	* cppinit.c (path_include): Take an environment variable name.
+ 	Tidy up.
+ 	(init_standard_includes): Simplify environment handling, and
+ 	move to ...
+ 	(cpp_read_main_file): ...here as -nostdinc should not affect
+ 	environment variable paths.
+ 
+ 2002-12-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+ 
+ 	* hooks.h (hook_tree_tree_bool_false): Declare
+ 	hook_bool_tree_tree_false instead.
+ 
+ 2002-12-11  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* Makefile.in (GTFILES): Add $(host_xm_file_list) and
+ 	$(tm_file_list).
+ 
+ 2002-12-11  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* config/rs6000/t-rs6000-c-rule: Add coretypes.h $(TM_H) dependencies.
+ 
+ Wed Dec 11 15:20:45 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (cmove splitters): Avoid creation of unnecesary subregs.
+ 
+ 2002-12-10  David Edelsohn  <edelsohn@gnu.org>
+ 
+ 	* haifa-sched.c (rank_for_schedule): Correct style.
+ 
+ 2002-12-10  Per Bothner  <pbothner@apple.com>
+ 
+ 	* cpplib.h (struct cpp_hashnode):  Split a non-portably-signed field
+ 	directive_index into an unsigned field and a new is_directive field.
+ 	* cppinit.c (mark_named_operators):  Update to set new fields.
+ 	* cpplex.c (_cpp_lex_direct):  Now directive_field is unsigned.
+ 	* cpplib.c [_cpp_handle_directive]:   Test is_directive field.
+ 	No longer need to subtract 1 from directive_index.
+ 	(_cpp_init_directives):  No longer need to add 1 to directive_index.
+ 	* cpptrad.c (scan_out_logical_line):  Use is_directive field.
+ 
+ 2002-12-10  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* builtins.c (fold_builtin): Remove -funsafe-math-optimizations
+ 	check for evaluating sqrt of a constant at compile time.
+ 	* simplify-rtx.c (simplify_unary_operation): Likewise.
+ 
+ 2002-12-06  Per Bothner  <pbothner@apple.com>
+ 
+ 	* cpplib.h (struct cpp_hashnode):  Change field directive_index from
+ 	char to an int bit-field, for hosts where char is unsigned.
+ 
+ 2002-12-07  Roger Sayle  <roger@eyesopen.com>
+ 	    Richard Henderson <rth@redhat.com>
+ 
+ 	* real.c (ieee_extended_motorola_format,
+ 	ieee_extended_intel_96_format, ieee_extended_intel_128_format,
+ 	ieee_quad_format, vax_d_format, vax_g_format, i370_double_format):
+ 	Provide appropriate values for new signbit field.
+ 
+ 2002-12-07  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* real.h (real_format): Add signbit field.
+ 	* real.c (ieee_single_format, ieee_double_format,
+ 	ieee_extended_motorola_format, ieee_extended_intel_96_format,
+ 	ieee_extended_intel_128_format, ibm_extended_format,
+ 	ieee_quad_format, vax_f_format, vax_d_format,
+ 	vax_g_format, i370_single_format, i370_double_format,
+ 	c4x_single_format, c4x_extended_format, real_internal_format):
+ 	Provide suitable signbit value, or -1 to avoid bit twiddling.
+ 
+ 	* optabs.c (expand_unop): Try implementing negation of
+ 	floating point modes by flipping the sign bit.
+ 	(expand_abs): Try implementing abs of floating point modes
+ 	by clearing the sign bit.
+ 
+ Sat Dec  7 22:29:47 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (ix86_expand_int_movcc):  Use force_operand instead
+ 	of constructing insn directly.
+ 
+ 2002-12-06  Per Bothner  <pbothner@apple.com>
+ 
+ 	* cpplib.h (NODE_MACRO_ARG):  New flag.
+ 	(struct cpp_hashnode):  Give _cpp_hashnode_value tag to value union.
+ 	Remove value.operator field.  Move arg_index field to value union.
+ 	(directive_index):  Make signed, since also used for C++ operators.
+ 	* cppmacro.c (_cpp_save_parameter):  Use NODE_MACRO_ARG flag to
+ 	check for duplicate parameter.  Set NODE_MACRO_ARG flag.
+ 	Save node->value, and set node->value.arg_index.
+ 	(_cpp_create_definition):  For each paramater, restore node->value.
+ 	(lex_expansion_token):  Use NODE_MACRO_ARG flag, and moved arg_index.
+ 	* cpptrad.c (scan_out_logical_line): Likewise.
+ 	(scan_out_logical_line): Check for directive > 0.
+ 	* cpplib.c (cpp_handle_directive):  Likewise.
+ 	* cpplex.c (_cpp_lex_direct):  Update as value.operator is replaced
+ 	by negative of directive_index.
+ 	* cppinit.c (mark_named_operators):  Likewise.
+ 
+ 	* hashtable.h (struct ht_identifier):  Swap fields, for better packing.
+ 
+ Thu Dec  5 16:58:25 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (dimode peep2s): Re-add "&& 1".
+ 
+ Thu Dec  5 14:10:15 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (ix86_expand_prologue):  Add comment, do not use
+ 	fast prologues for cold and normal functions.
+ 
+ Thu Dec  5 00:52:37 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (x86_rep_movl_optimal): New variable.
+ 	(ix86_expand_movstr, ix86_expand_clrstr): Use TARGET_REP_MOVL_OPTIMAL
+ 	* i386.h (TARGET_REP_MOVL_OPTIMAL): New macro.
+ 
+ 	* i386.md (negsf2_ifs, negdf2_ifs, negdf2_ifs_rex64, abssf2_ifs,
+ 	absdf2_ifs, absdf2_ifs_rex64): Fix constraints.
+ 	neg?f2_ifs, abs?f2_ifs splitters): Refuse memory operand; do not
+ 	generate unnecesary subregs.
+ 
+ Wed Dec  4 11:53:07 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (ix86_expand_int_movcc): Force operand into register for QImode
+ 	condtiional moves.
+ 
+ 2002-12-02  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* Makefile.in configure configure.in dummy-conditions.c fix-header.c
+ 	gcov-iov.c gen-protos.c genattr.c genattrtab.c genautomata.c
+ 	gencheck.c gencodes.c genconditions.c genconfig.c genconstants.c
+ 	genemit.c genextract.c genflags.c gengenrtl.c gengtype-lex.l
+ 	gengtype-yacc.y gengtype.c genopinit.c genoutput.c genpeep.c
+ 	genpreds.c genrecog.c gensupport.c mkconfig.sh read-rtl.c
+ 	scan-decls.c scan.c config/sh/sh.h doc/configfiles.texi
+ 	doc/install-old.texi: Replace hconfig.h with bconfig.h.
+ 	* Makefile.in: Replace HCONFIG_H with BCONFIG_H.
+ 
+ 2002-12-02  Andrew Pinski  <pinskia@physics.uc.edu>
+ 
+ 	* config/rs6000/rs6000.md (ffssi): Convert to expander.
+ 	(ffsdi): Likewise.
+ 	(cntlzw2, cntlzd2): New patterns.
+ 
+ 2002-12-02  H.J. Lu <hjl@gnu.org>
+ 
+ 	* config.gcc (mips*-*-netbsd*): Remove mips/t-netbsd.
+ 	(mips*-*-linux*): Remove mips/t-linux.
+ 
+ Mon Dec  2 19:26:30 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (ix86_expand_int_movcc):  Avoid overflow.
+ 
+ Sun Dec  1 16:50:47 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (ix86_expand_int_movcc): fix
+ 	reversed BRANCH_COST test; be curefull about infinite recursion.
+ 
+ Fri Nov 29 20:10:56 2002  J"orn Rennecke <joern.rennecke@superh.com>
+ 
+ 	* expmed.c (store_bit_field): Use int_mode_for_mode to find
+ 	corresponding mode of non-integer mode, unless it is VOIDmode.
+ 
+ Thu Nov 28 23:56:24 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (ix86_expand_int_movcc): Add copy_rtx to avoid invalid RTX
+ 	sharing when operand is SUBREG.
+ 
+ Thu Nov 28 08:57:26 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* athlon.md (athlon-decodev): New reservation unit.
+ 	(athlon-direct0): New reservation.
+ 	(athlon-vector): New use athlon-decodev.
+ 	(athlon-double, athlon-direct): Better model.
+ 	(athlon_imul_k8): Use athlon-direct0.
+ 	(athlon_movlpd_load): New insn reservation.
+ 
+ Wed Nov 27 20:34:13 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (x86_sse_partial_regs_for_cvtsd2ss): New.
+ 	* i386.h (x86_sse_partial_regs_for_cvtsd2ss): Declare.
+ 	(TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS): New macro.
+ 	* i386.md (truncdfsf patterns and splitters): Use
+ 	TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS
+ 
+ 2002-11-26  Kaz Kojima  <kkojima@gcc.gnu.org>
+ 
+ 	* config/sh/lib1funcs.asm (FUNC, ENDFUNC0, ENDFUNC): New macros.
+ 	(all): Add .size and .type information.
+ 
+ Tue Nov 26 22:43:50 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (ix86_expand_int_movcc):  Do not emit lea for short mode on
+ 	partial_reg_stall target.
+ 
+ Tue Nov 26 22:27:47 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (movhicc): Allow general operand.
+ 	(movqicc): New expander.
+ 	(movqicc_noc): New pattern.
+ 	* i386.c (ix86_expand_carry_flag_compare): New function.
+ 	(ix86_expand_int_movcc): Optimize harder using sbb; support more
+ 	HImode conversion; support QImode conditional moves
+ 
+ Tue Nov 26 16:30:59 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (FAST_PROLOGUE_INSN_COUNT): Set to 20.
+ 	(ix86_expand_prologue): Multiply the count by amount of registers to be
+ 	pushed.
+ 
+ Tue Nov 26 15:55:27 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (override_options): Error about wrong -mcpu on x86-64
+ 	compilation.
+ 
+ 2002-11-26  NIIBE Yutaka  <gniibe@m17n.org>
+ 
+ 	* config/sh/linux.h (FUNCTION_PROFILER): Implemented.
+ 
+ Tue Nov 26 00:14:20 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386-protos.h (x86_extended_QIreg_mentioned_p,
+ 	x86_extended_reg_mentioned_p): Declare.
+ 	* i386.c (extended_reg_mentioned_1): New static function.
+ 	(x86_extended_QIreg_mentioned_p,
+ 	x86_extended_reg_mentioned_p): New global functions.
+ 	* i386.h (REX_SSE_REGNO_P): New macro.
+ 	* i386.md (prefix_rex): New attribute.
+ 	(length attribute): Add rex.
+ 
+ Mon Nov 25 18:32:37 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (pushsf_rex64): Fix typo.
+ 
+ Sun Nov 24 10:38:04 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (x86_use_ffreep): New global variable.
+ 	* i386.h (x86_use_frfeep): Declare
+ 	(TARGET_USE_FFREEP): New macro
+ 	* i386.md  (movs?f*): Use freep when asked for.
+ 	(push?f): Remove dead code.
+ 
+ 2002-11-23  H.J. Lu <hjl@gnu.org>
+ 
+ 	* aclocal.m4: Include ../config/accross.m4.
+ 	(gcc_AC_COMPILE_CHECK_SIZEOF): Removed.
+ 	(gcc_AC_C_COMPILE_ENDIAN): Removed.
+ 	(gcc_AC_C_FLOAT_FORMAT): Check $ac_cv_c_bigendian
+ 	instead of $ac_cv_c_compile_endian.
+ 
+ 	* configure.in: Replace gcc_AC_COMPILE_CHECK_SIZEOF with
+ 	AC_COMPILE_CHECK_SIZEOF.
+ 	Replace gcc_AC_C_COMPILE_ENDIAN with AC_C_BIGENDIAN_CROSS.
+ 	* configure: Rebuild.
+ 
+ 2002-11-21  Douglas B Rupp  <rupp@gnat.com>
+ 
+ 	* alpha.md (movstrdi, clrstrdi): New VMS patterns.
+ 	(call_vms_1, call_value_vms_1): Cleanup syntax.
+ 
+ Thu Nov 21 19:20:27 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* athlon.md (define_atuomaton): Add athlon_load.
+ 	(athlon-double): New reservation.
+ 	(athlon-ieu0): New CPU unit.
+ 	(athlon-load?): Use athlon_load automaton.
+ 	(*_k8 reservations): New.
+ 	(other insn revervations): Activate for K8.
+ 
+ Thu Nov 21 15:07:42 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cfgrtl.c (verify_flow_info):  Accept EDGE_CAN_FALLTHRU flag.
+ 
+ Wed Nov 20 22:25:53 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* x86-64.h (MCOUNT_NAME): Fix typo in my previous patch.
+ 	(override_options): Likewise.
+ 
+ Wed Nov 20 19:07:17 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* config.gcc: Add k8 target alias support
+ 	* i386.c (_cost): Declare costs for various variants of divides and
+ 	multiplies.
+ 	(k8_cost): New.
+ 	(m_K8, m_ATHLON_K8): New macros.
+ 	(x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
+ 	x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_fiop,
+ 	x86_promote_QImode, x86_sub_esp_?, x86_add_esp_?,
+ 	x86_integer_DFmode_moves, x86_partial_reg_dependency,
+ 	x86_memory_mismatch_stall, x86_accumulate_outgoing_args,
+ 	x86_prologue_using_move, x86_epilogue_using_move,
+ 	x86_arch_always_fancy_math_387, x86_sse_partial_regs,
+ 	x86_sse_typeless_stores): Set for K8
+ 	(override_options): Add k8 support; fix athlon alignment;
+ 	complain about non-x86-64 capable CPU being used in x86-64 compilation.
+ 	(ix86_issue_rate): Set for K8.
+ 	(ix86_adjust_cost, ia32_use_dfa_pipeline_interface,
+ 	x86_machine_dependent_reorg): Handle K8 like
+ 	* i386.h
+ 	(x86_costs):  Change mult_init and divide into array.
+ 	(TARGET_K8, TARGET_ATHLON): New macros.
+ 	(MODE_INDEX): New macro.
+ 	(RTX_COST): Use new costs.
+ 	(TARGET_CPU_CPP_BUILTINS):  Define __k8__ and __tune_k8__.
+ 	(TARGET_CPU_DEFAULT_NAMES): Add k8
+ 	(TARGET_CPU_DEFAULT_k8): New constant
+ 	(enum processor_type): Add PROCESSOR_K8.
+ 	* i386.md (cpu attribute): Add k8.
+ 
+ 	* invoke.texi: Document -march=k8.
+ 
+ 	* i386.md (type attribute): Add leave
+ 	(mode attribute): Remove unknownfp.
+ 	(length_immediate, modrm, memory attributes): Handle leave correctly.
+ 	(fp comparison patterns): Determine FP mode.
+ 	(leave, leave_rex64): Remove special cases.
+ 	* ppro.md (ppro_uops, ppro_p2): Add leave
+ 	* pentiun.md (pent_pop): Handle leave too.
+ 	* k6.md (k6_load): Handle leave.
+ 	* athlon.md (athlon_leave, athlon_pop): Fix.
+ 	(athlon_decode): Handle leave.
+ 
+ 2002-11-19  Steven Bosscher <steven.bosscher@usafa.af.mil>
+ 
+ 	* config/mips/vr.h (DRIVER_SELF_SPECS): Change %{<mgp32} to % x.
+ 
+ Thu Oct 10 16:52:55 CEST 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* cfgcleanup.c (insn_match_p): Verify sibcall flag for calls to.
+ 
+ Wed Oct  9 21:18:43 CEST 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (*_cost): Add branch costs.
+ 	(override_options): set ix86_branch_cost.
+ 	(ix86_expand_int_movcc): Use BRANCH_COST.
+ 	* i386.h (costs): Add branch_cost.
+ 
+ 2002-10-08  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* fold-const.c (fold) [LROTATE_EXPR, RROTATE_EXPR]: Optimize
+ 	left and right rotates of ~0, i.e. integer_all_onesp (arg0).
+ 	[LSHIFT_EXPR, RSHIFT_EXPR]: Optimize shifts and rotates of zero.
+ 
+ Tue Oct  8 01:24:19 CEST 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (x86_sse_partial_reg_dependency, x86_sse_partial_regs,
+ 	x86_sse_typeless_stores, x86_sse_load0_by_pxor): New global
+ 	variables.
+ 	(safe_vector_operand): Update sse_clrv4sf call.
+ 	(ix86_expand_buildin): Likewise
+ 	* i386.h (x86_sse_partial_reg_dependency, x86_sse_partial_regs,
+ 	x86_sse_typeless_stores, x86_sse_load0_by_pxor): Declare.
+ 	(TARGET_SSE_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REGS,
+ 	TARGET_SSE_TYPELESS_STORES, TARGET_SSE_TYPELESS_LOAD0): New
+ 	macros.
+ 	* i386.md (movsf*, movdf*, movti, movv4sf, movv2df, movv16qi, movv8hi,
+ 	movv4si):  Obey the new flags.
+ 	(floatsi2sf, floatdi2sf, truncatedf2sf): Emit extra load of 0 to avoid
+ 	reformating penalty.
+ 	(anddf, cmov patterns): Avoid reformating by first converting.
+ 	(sse_cvtsd2ss): Fix predicate.
+ 	(sse2_clrti): Fix mode,
+ 	(sse_clrv4sf): Avoid unspec.
+ 
+ 2002-10-07  Richard Henderson  <rth@redhat.com>
+ 
+ 	* cse.c (fixed_base_plus_p): Turn FIXED_BASE_PLUS_P into a
+ 	function; cleanup PLUS case by using recursion.  Update all users.
+ 	(NONZERO_BASE_PLUS_P): Remove.
+ 	(find_comparison_args): Use rtx_addr_can_trap_p instead.
+ 	(fold_rtx): Use nonzero_address_p.
+ 	* rtl.h (nonzero_address_p): Declare.
+ 	* rtlanal.c (rtx_varies_p): Handle ADDRESSOF.
+ 	(rtx_addr_can_trap_p): Likewise.
+ 	(nonzero_address_p): New.
+ 	* simplify-rtx.c (NONZERO_BASE_PLUS_P): Remove.
+ 	(simplify_relational_operation): Use nonzero_address_p.
+ 
+ 2002-10-06  Andreas Bauer  <baueran@in.tum.de>
+ 
+ 	* calls.c (expand_call): Fix function-is-volatile check.
+ 
+ Sat Oct  5 22:48:06 CEST 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* athlon.md: rewrite to DFA.
+ 	* i386 (ix86_adjust_cost): Drop memory latency code.
+ 	(ia32_use_dfa_pipeline_interface): Return true for Athlon.
+ 
+ 2002-10-04  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* gcc.c (process_command): Set .validated for -pipe.  Correct
+ 	grammar in comment.
+ 
+ 2002-10-03  Andreas Bauer  <baueran@in.tum.de>
+ 
+ 	* doc/tm.texi (FUNCTION_OK_FOR_SIBCALL): Remove.
+ 	(TARGET_FUNCTION_OK_FOR_SIBCALL): New.
+ 
+ 2002-10-02  David Mosberger-Tang  <David.Mosberger@acm.org>
+ 
+ 	* unwind.h (_Unwind_GetTextRelBase): Mark _C argument with
+ 	attribute "unused".
+ 
+ 	* config/t-libunwind: Mention unwind-sjlj.c.
+ 	* unwind-libunwind.c: Change #ifdef __USING_LIBUNWIND_EXCEPTIONS__
+ 	to #ifndef __USING_SJLJ_EXCEPTIONS__.
+ 
+ 	* configure.in: Move sjlj-exceptions and --enable-libunwind-exceptions
+ 	before inclusion of config.gcc, but after configuring the compiler etc.
+ 	Determine default value for --enable-libunwind-exceptions based on
+ 	whether the host has a libunwind library (not guaranteed to be correct,
+ 	but it's a reasonable first guess and can always be overridden with an
+ 	explicit --enable/disable-libunwind-exceptions.
+ 	* config.gcc: For target ia64*-*-linux*, mention t-libunwind as a
+ 	tmake_file when $use_libunwind_exceptions is enabled.
+ 	* Makefile.in: Update comment: LIB2ADDEH is updated not just by
+ 	ia64 (e.g., config/t-linux also updates it).
+ 	* gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS]: Mention -lunwind
+ 	along with the shared version of libgcc since the latter requires
+ 	the former.
+ 	* unwind-libunwind.c: New file.
+ 	* config/t-libunwind: Ditto.
+ 
+ 2002-10-02  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* config.gcc: Remove support for vax-*-vms*.
+ 	* config/vax/vms.h: Remove.
+ 	* config/vax/xm-vms.h: Remove.
+ 	* config/vax/vax-protos.h: Remove VMS-specific code.
+ 	* config/vax/vax.c: Remove VMS-specific code.
+ 
+ 2002-10-01  Andreas Bauer  <baueran@in.tum.de>
+ 
+ 	* calls.c (expand_call): Remove the `no indirect check'
+ 	for sibcall optimization; use function_ok_for_sibcall
+ 	target hook; refine check for `function is volatile'.
+ 	(FUNCTION_OK_FOR_SIBCALL): Remove the redefinition.
+ 	* hooks.c (hook_tree_tree_bool_false): New.
+ 	* hooks.h (hook_tree_tree_bool_false): Declare.
+ 	* target-def.h (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
+ 	(TARGET_INITIALIZER): Add it.
+ 	* target.h (struct gcc_target): Add function_ok_for_sibcall.
+ 	* config/alpha/alpha.c: (alpha_function_ok_for_sibcall): New.
+ 	(TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ 	* config/alpha/alpha.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ 	* config/arm/arm-protos.h: (arm_function_ok_for_sibcall):
+ 	Remove function declaration.
+ 	* config/arm/arm.c: (arm_function_ok_for_sibcall): Make
+ 	function static and accept another argument of type `tree'.
+ 	(TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ 	* config/arm/arm.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ 	* config/frv/frv.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ 	* config/i386/i386.c: (ix86_function_ok_for_sibcall): New.
+ 	(TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ 	* config/i386/i386.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ 	* config/pa/pa-linux.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ 	(TARGET_HAS_STUBS_AND_ELF_SECTIONS): New definition.
+ 	* config/pa/pa.c: (pa_function_ok_for_sibcall): New.
+ 	(TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ 	* config/pa/pa.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ 	* config/rs6000/rs6000-protos.h: (function_ok_for_sibcall):
+ 	Remove function declaration.
+ 	* config/rs6000/rs6000.c: (rs6000_function_ok_for_sibcall):
+ 	Rename function_ok_for_sibcall to rs6000_function_ok_for_sibcall;
+ 	rename first argument to `decl'; accept another argument
+ 	of type `tree'; make static.
+ 	(TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ 	* config/rs6000/rs6000.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ 	* config/sh/sh.c: (sh_function_ok_for_sibcall): New.
+ 	(TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ 	* config/sh/sh.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ 	* config/sparc/sparc.c: (sparc_function_ok_for_sibcall): New.
+ 	(TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
+ 	* config/sparc/sparc.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ 	* config/xtensa/xtensa.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
+ 
+ 2002-09-30  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* gcc.c (validate_switches): Handle all new forms of spec
+ 	syntax introduced recently.  Now returns a char *.
+ 	(validate_all_switches): Repetitive logic broken out to...
+ 	(validate_switches_from_spec): ...here.
+ 	* mklibgcc.in: Don't @-flag commands to generate .oS files.
+ 
+ 2002-09-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+ 
+ 	* openbsd.h: Fix typo in last change.
+ 
+ 2002-09-26  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* varasm.c (force_data_section): Remove.
+ 	(assemble_constant_align): Likewise.
+ 	* output.h: Remove corresponding prototypes.
+ 
+ 2002-09-26  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* stmt.c (expand_exit_loop_if_false): Expand a simple conditional
+ 	jump, if the loop to exit is the top of the current nesting stack.
+ 
+ 2002-09-26  Torbjorn Granlund  <tege@swox.com>
+ 
+ 	* libgcc2.c (fixunsdfdi, fixunssfdi): Rewrite, avoiding `long long'
+ 	arithmetic.
+ 
+ 2002-09-25  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* gcc.c (input_suffix_matches, switch_matches,
+ 	mark_matching_switches, process_marked_switches,
+ 	process_brace_body): New functions - split from handle_braces.
+ 	(handle_braces): Rewrite; handle %{S:X;T:Y;:D} syntax; accept
+ 	and ignore whitespace in more places.
+ 	(specs documentation comment): Document %{S:X;T:Y;:D}.
+ 	Clarify other %{...} docs.
+ 	* doc/invoke.texi: Document %{S:X;T:Y;:D}.  Clarify other
+ 	%{...} docs.
+ 
+ 	* config/arm/aof.h (LINK_SPEC): Change %{ov*,*} to %{ov*}.
+ 	* config/rs6000/sysv4.h: Use N-way choice spec syntax.
+ 
+ 2002-09-24  Nathan Sidwell  <nathan@codesourcery.com>
+ 
+ 	* profile.c (end_branch_prob): Only look for __gcov_init on
+ 	weak-enabled native compilers.
+ 
+ 2002-09-23  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/alpha/alpha.h: Remove commented-out macro
+ 	definitions of HAVE_{POST|PRE}_{INC|DEC}REMENT.
+ 	* config/avr/avr.h: Likewise.
+ 	* config/d30v/d30v.h: Likewise.
+ 	* config/dsp16xx/dsp16xx.h: Likewise.
+ 	* config/i370/i370.h: Likewise.
+ 	* config/i386/i386.h: Likewise.
+ 	* config/i960/i960.h: Likewise.
+ 	* config/m68k/m68k.h: Likewise.
+ 	* config/m88k/m88k.h: Likewise.
+ 	* config/mips/mips.h: Likewise.
+ 	* config/ns32k/ns32k.h: Likewise.
+ 	* config/pdp11/pdp11.h: Likewise.
+ 	* config/romp/romp.h: Likewise.
+ 	* config/rs6000/rs6000.h: Likewise.
+ 	* config/s390/s390.h: Likewise.
+ 	* config/sh/sh.h: Likewise.
+ 	* config/sparc/sparc.h: Likewise.
+ 	* config/stormy16/stormy16.h: Likewise.
+ 	* config/vax/vax.h: Likewise.
+ 
+ 2002-09-23  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* function.c (push_temp_slots_for_block): Remove.
+ 	(push_temp_slots_for_target): Likewise.
+ 	(get_target_temp_slot_level): Likewise.
+ 	(set_target_temp_slot_level): Likewise.
+ 	(get_first_block_beg): Likewise.
+ 	* function.h: Remove corresponding prototypes.
+ 
+ 2002-09-22  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* expr.c (STORE_BY_PIECES_P): New target macro.
+ 	(can_store_by_pieces, store_by_pieces): Use STORE_BY_PIECES_P
+ 	instead of MOVE_BY_PIECES_P.
+ 	* doc/tm.texi: Document this new macro.
+ 
+ 2002-09-19  Roger Sayle  <roger@eyesopen.com>
+ 
+ 	* tree.c (integer_nonzerop): New predicate for nonzero integers.
+ 	* tree.h (integer_nonzerop): Add function prototype.
+ 	* stmt.c (expand_end_loop):  Don't rotate the loop when there
+ 	are no instructions in the test, i.e. the loop is unconditional.
+ 	(expand_exit_loop_if_false):  Optimize RTL generation of loop
+ 	tests when the condition is always true or always false.
+ 	* c-semantics.c (genrtl_do_stmt):  Optimize RTL generation of
+ 	do-loops when the condition is always true.
+ 	(genrtl_for_stmt):  Optimize RTL generation of for-loops when
+ 	the for-expression is empty.
+ 
+ 2002-09-19  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* gcc.c (use_pipes): New flag.
+ 	(process_command): Set it.  Adjust check for -pipe conflicting
+ 	with -time or -save-temps.
+ 	(do_spec_1): Use it.  Handle %|SUFFIX, %mSUFFIX, and
+ 	%<SWITCH.  Drop %| (without a SUFFIX).
+ 	(handle_braces): Drop %{<SWITCH}, %{^SWITCH}, %{|...}.
+ 	(give_switch): Third argument eliminated.
+ 	(invoke_as, @assembler_with_cpp spec): Use %|.s or %m.s
+ 	depending on AS_NEEDS_DASH_FOR_PIPED_INPUT.
+ 	(specs documentation comment): Update.
+ 
+ 	* config/netbsd-aout.h, config/openbsd.h, config/ptx4.h,
+ 	config/svr4.h, config/i386/freebsd-aout.h,
+ 	config/m68k/netbsd-elf.h, config/m68k/netbsd.h,
+ 	config/m68k/openbsd.h, config/mips/openbsd.h,
+ 	config/sparc/sparc.h: Define AS_NEEDS_DASH_FOR_PIPED_INPUT
+ 	instead of putting %| into ASM_SPEC and/or ASM_FINAL_SPEC.
+ 	* config/avr/avr.h: Delete do-nothing ASM_FINAL_SPEC.
+ 	* config/cris/cris.h: Update comment.
+ 
+ 	* ada/lang-specs.h: Use %(invoke_as).  Straighten out
+ 	error messages.  Don't use %{^SWITCH}.
+ 	* ada/misc.c (gnat_decode_option): Handle -I with a
+ 	separate argument.
+ 
+ 	* f/lang-specs.h: Use %| and %m.
+ 	* java/jvspec.c: Use %m and %(invoke_as).  Change all
+ 	uses of %{<SWITCH} to %

+ 2002-11-18  Steve Ellcey  <sje@cup.hp.com>
+ 
+ 	* config/ia64/hpux_longdouble.h (FIXUNS_TRUNCTFSI2_LIBCALL): New.
+ 	(FIXUNS_TRUNCTFDI2_LIBCALL): New.
+ 	(fixunstfsi_libfunc): Change.
+ 	(fixunstfdi_libfunc): Change.
+ 	(sdiv_optab): Don't zero out SImode handler.
+ 	(udiv_optab): Don't zero out SImode handler.
+ 	(smod_optab): Don't zero out SImode handler.
+ 	(umod_optab): Don't zero out SImode handler.
+ 
+ 2002-11-18  Neil Booth  <neil@daikokuya.co.uk>
+ 
+ 	PR preprocessor/8524
+ 	* cpplib.c (run_directive): Remove previous kludge to _Pragma.
+ 	Add a new one in its place, which hopefully works.
+ 	(skip_rest_of_line): Change test for bottom-of-context-stack.
+ 
+ Mon Nov 18 21:29:03 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (addqi_1_slp): Fix output template.
+ 	(subqi_1_slp): Fix type.
+ 
+ Sun Nov 17 00:01:28 CET 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* calls.c (alloca_call_p): New global function.
+ 	* tree.h (alloca_call_p): New.
+ 	* tree-inline.c (inlinable_function_p):  Do not inline when
+ 	function calls alloca.
+ 	(find_alloca_call, find_alloca_call_1): New functions.
+ 
+ 2002-11-18  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* config/h8300/h8300.md (*andorqi3): Use bor between bld and
+ 	bst.  Update the insn length.
+ 	(*andorhi3): Likewise.
+ 	(*andorsi3): Likewise.
+ 
+ 2002-11-18  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/sh/sh-protos.h (sh_mark_label): Declare.
+ 	* config/sh/sh.c (sh_mark_label): New function, taken from
+ 	movdi_const, but fixing the case when the address has an addend.
+ 	* config/sh/sh.md (movdi_const, movdi_const_32bit): Use it.
+ 
+ 2002-11-18  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/sh/sh.c (pool_node): New field: part_of_sequence_p.
+ 	(add_constant): Set it.
+ 	(dump_table): Don't reorder a constant if part_of_sequence_p.
+ 	(machine_dependent_reorg): Assume that float constants will
+ 	stay in their original order if used as a sequence.
+ 
+ 2002-11-18  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/sh/sh.c (calc_live_regs): Update check for PIC liveness
+ 	in compact code.
+ 
+ 2002-11-18  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/sh/sh.md (initialize_trampoline): Do not force the
+ 	trampoline address into R0_REGS here.
+ 

+ 2002-11-10  Joel Sherrill <joel@gcc.gnu.org>
+ 
+ 	* config/m68k/t-crtstuff (crti.o): Use this...
+ 	($(T)crti.o): ... instead.
+ 	(crtn.o): Use this...
+ 	($(T)crtn.o): ... instead.
+ 
+ 2002-11-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
+ 
+ 	PR c/8439
+ 	* recog.c (validate_replace_rtx_1) [PLUS]: Simplify only
+ 	if there is something new to be simplified.
+ 
+ 2002-11-10  H.J. Lu <hjl@gnu.org>
+ 
+ 	* calls.c (PUSH_ARGS_REVERSED): Define only if not defined.
+ 	* expr.c (PUSH_ARGS_REVERSED): Likewise.
+ 
+ 	* config/i386/i386.h (PUSH_ARGS_REVERSED): Set to 1.
+ 

+ 2002-11-05  Bob Wilson  <bob.wilson@acm.org>
+ 
+ 	* config/xtensa/elf.h (LIB_SPEC): Add "-lhal".
+ 
+ 2002-11-05  John David Anglin  <dave2hiauly1.hia.nrc.ca>
+ 
+ 	* pa64-hpux.h (LIB_SPEC): Fix p and pg options.
+ 	(STARTFILE_SPEC): Remove p and pg options.
+ 
+ 2002-11-05  Andrew Haley  <aph@redhat.com>
+ 
+ 	* fold-const.c (fold): Don't transform (a0 op compound(a1,a2))
+ 	to (compound(a1,a0 op a2)) if a0 or a1 have side effects.
+ 
+ 2002-11-05  Richard Sandiford  <rsandifo@redhat.com>
+ 
+ 	* config/mips/mips.h (CANNOT_CHANGE_MODE_CLASS): Move comment to...
+ 	* config/mips/mips.c (mips_cannot_change_mode_class): ...here.
+ 

+ 2002-10-23  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* config/i386/i386.c (local_symbolic_operand): Move LABEL_REF test
+ 	after CONST test.
+ 
+ 2002-10-23  Steve Ellcey  <sje@cup.hp.com>
+ 
+ 	* config/ia64/ia64.c (hfa_element_mode): Don't allow 128 bit floats
+ 	in HFAs.
+ 
+ 2002-10-23  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/alpha/alpha.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): True.
+ 	(alpha_output_mi_thunk_osf): Handle vcall_offset.
+ 
+ 2002-10-23  Zack Weinberg  <zack@codesourcery.com>
+ 
+ 	* langhooks.h (struct lang_hooks_for_tree_inlining): Add
+ 	var_mod_type_p.
+ 	* langhooks-def.h: Default for tree_inlining.var_mod_type_p is
+ 	hook_tree_bool_false.
+ 
+ 	* tree.c (variably_modified_type_p): Moved here from
+ 	cp/tree.c.  Use lang_hooks.tree_inlining.var_mod_type_p for
+ 	language-specific cases.  Due to this, must weaken some 'if
+ 	and only if' checks to merely 'if'.
+ 	* tree.h: Prototype variably_modified_type_p.
+ 
+ 	* tree-inline.c (walk_tree): #undef WALK_SUBTREE_TAIL at end.
+ 
+ 2002-10-23  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* config/s390/linux.h (CC1_SPEC, CC1PLUS_SPEC): Remove.
+ 	* config/s390/s390.c (optimization_options): Disable -fcaller-saves.
+ 
+ 	* config/s390/s390-protos.h (fp_operand): Remove.
+ 	* config/s390/s390.c (fp_operand): Remove.
+ 	* config/s390/s390.md ("movdi"): Replace fp_operand by FP_REG_P.
+ 	("*movdi_lhi", "*movdi_lli", "*movdi_larl"): Likewise.
+ 	("movsi", "*movsi_lhi", "*movsi_lli"): Likewise.
+ 	(movdi_31, movdf_31 splitters): Likewise.
+ 
+ 	* config/s390/s390.h (IEEE_FLOAT): Remove.
+ 	(TARGET_FLOAT_FORMAT): Define in terms of TARGET_IEEE_FLOAT.
+ 	(INT_REGNO_P): Rename to ...
+ 	(GENERAL_REGNO_P): ... this.
+ 	(FLOAT_REGNO_P): Rename to ...
+ 	(FP_REGNO_P): ... this.
+ 	(ADDR_REGNO_P): New macro.
+ 	(GENERAL_REG_P, ADDR_REG_P, FP_REG_P, CC_REG_P): New macros.
+ 	(REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
+ 	(DATA_REG_P, FP_REG_P, ADDRESS_REG_P): Likewise.
+ 	(HARD_REGNO_NREGS): Adapt to macro renaming.
+ 	(HARD_REGNO_MODE_OK): Likewise.
+ 
+ 2002-10-23  David Edelsohn  <edelsohn@gnu.org>
+ 	    Geoff Keating  <geoffk@apple.com>
+ 
+ 	* config/rs6000/rs6000.c (rs6000_register_move_cost): New function.
+ 	(rs6000_memory_move_cost): New function.
+ 	* config/rs6000/rs6000-protos.h: Declare them.
+ 	* config/rs6000/rs6000.h: Use them.
+ 
+ 2002-10-23  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* libgcc2.c (__udiv_w_sdiv): Use attribute ((always_inline)) when
+ 	inlining it into other libgcc2 routines.
+ 	(__udivmoddi4): Likewise.
+ 
+ 2002-10-22  Nathanael Nerode  <neroden@gcc.gnu.org>
+ 
+ 	* doc/sourcebuild.texi (Test Suites): Improve.
+ 
+ 2002-10-22  Stan Shebs  <shebs@apple.com>
+ 
+ 	* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Add missing
+ 	case for Darwin.
+ 

+ Mon Oct 14 20:33:12 CEST 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.md (movv2di_internal): New pattern.
+ 	(movv2df_internal, movv8hi_internal, movv16qi_internal): Fix predicate.
+ 	(movv2di): New expander.
+ 	* i386.c (ix86_preferred_reload_class): Return NO_REGS for vector operands.
+ 
+ 	* i386.c (ix86_expand_timode_binop_builtin): Delete.
+ 	(builtin_description): Add SSE1 logicals; rename SSE2 logicals.
+ 	(ix86_init_mmx_sse_builtins): Kill SSE1 logicals.
+ 	(ix86_expand_builtin): Likewise.
+ 	* i386.h (sse_andti4_df_1, sse_andti3_df_2, sse_andti3_sf_1, sse_andti3_sf_2,
+         sse_andti3,
+ 	sse_andnti4_df_1, sse_andti3_df_2, sse_andti3_sf_1, sse_andti3_sf_2,
+         sse_andnti3,
+ 	sse_orti4_df_1, sse_orti3_df_2, sse_orti3_sf_1, sse_orti3_sf_2,
+         sse_orti3,
+ 	sse_xorti4_df_1, sse_xorti3_df_2, sse_xorti3_sf_1, sse_xorti3_sf_2,
+         sse_xorti3): Kill.
+ 	(sse_andv4sf3, sse_andnv4sf3, sse_orv2df3, sse_xorv2df3, sse_andv2df3,
+ 	 sse_andnv2df3, sse_orv2df3, sse_xorv2df3): New expanders.
+ 	(*sse_andv4sf3, *sse_andnv2df3, *sse_orv4sf3, *sse_xorv4sf3, *sse_andv2df3,
+ 	 *sse_andnv2df3, *sse_orv2df3, *sse_xorv2df3): New patterns.
+ 	(*sse_andsf3, *sse_andndf3, *sse_ordf3, *sse_xordf3, *sse_anddf3,
+ 	 *sse_andndf3, *sse_orv2df3, *sse_xorv2df3): New patterns.
+ 
+ 	* xmmintrin.h (__m128i): Define as __v2di.
+ 
+ 	PR c/7344
+ 	* predict.c (can_predict_insn_p): New function.
+ 	(estimate_probability): Avoid unnecesary work.
+ 	(process_note_prediction): Likewise.
+ 	* toplev.c (rest_of_compilation): Account early branch prediction pass
+ 	as TV_BRANCH_PROB.
+ 
+ 	PR c++/6419
+ 	(expand_expr): Use DECL_RTL_SET_P.
+ 

+ 2002-10-07  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/i960/i960.md (*): Use TFmode, not XFmode.
+ 	* config/i960/i960.c (*): Likewise.
+ 	(i960_arg_size_and_align): Remove XFmode alignment hack.
+ 	(i960_round_align): Merge code from ROUND_TYPE_ALIGN.
+ 	* config/i960/i960.h (LONG_DOUBLE_TYPE_SIZE): Use 128, not 96.
+ 	(MAX_LONG_DOUBLE_TYPE_SIZE): Likewise.
+ 	(DATA_ALIGNMENT, ROUND_TYPE_SIZE): Remove.
+ 
+ 2002-10-07  Richard Henderson  <rth@redhat.com>
+ 
+ 	* config/fp-bit.c (EXTENDED_FLOAT_STUBS): Flush out all XF/TFmode
+ 	entry points; use void return value and argument list.
+ 
+ 2002-10-05  Naohiko Shimizu <nshimizu@keyaki.cc.u-tokai.ac.jp>
+ 
+ 	* t-pdp11: Add MULTILIB support for msoft-float.
+ 	* pdp11.h (LEGITIMATE_CONSTANT_P): Fix soft-float case.
+ 
+ 	* t-pdp11: Add LIB2FUNCS_EXTRA.
+ 	* pdp11.c (pdp11_output_function_prologue): Restrict offset to 16bit, 
+ 	add preceding 0 to the octal constant, rename 'fp' to 'r5', rename
+ 	'fldd' to 'ldd', rename 'fstd' to 'std'.
+ 	(pdp11_output_function_epilogue): Likewise.
+ 	(output_move_quad): Make the comment gas compatible.
+ 	(output_ascii): Add preceding 0 to the octal constant.
+ 	(print_operand_address): Add pre_modify, post_modify.
+ 	(output_addr_const_pdp11): Add preceding 0 to the octal constant.
+ 	* pdp11.h (GO_IF_LEGITIMATE_ADDRESS) : Add 'movb' pre_modify case
+ 	with the indication of Paul Koning. 
+ 	(PRINT_OPERAND): Fix floating constant.
+ 	* pdp11.md (movdi): Restrict matching pattern.
+ 	(movqi): Generalize the matching pattern.
+ 	(movdf): Restrict matching pattern.
+ 	(zero_extendqihi2): Change constant representation.
+ 	(floatsidf2): Fix wrong operands.
+ 	(addqi3): Fix wrong instruction name.
+ 	(subqi3): Fix wrong instruction name.
+ 	(andsi3, andhi3, andqi3): Simplify and fix to use 'bic'.
+ 	(xorsi3): Fix wrong insn.
+ 	(one_cmplqi2): Add two operand pattern.
+ 	(lsrsi3): New.
+ 	(negsi2): New.
+ 	(call): Add register indirect case.
+ 	(mod): Fix wrong subreg.
+ 
+ 2002-09-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
+             Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+ 
+ 	PR c/7411
+ 	* expr.c (expand_expr) [PLUS]: Simplify after the operands
+ 	have been expanded in EXPAND_NORMAL mode.
+ 

+ 2002-10-03  Steve Ellcey  <sje@cup.hp.com>
+ 
+ 	* config/pa/pa64-hpux.h (INIT_ENVIRONMENT): New.
+ 
+ 2002-10-03  Steve Ellcey  <sje@cup.hp.com>
+ 
+ 	* config.gcc (hppa*64*-*-hpux11*): Check gnu_ld.
+ 	* config/pa/pa.h (MASK_GNU_LD): New.
+ 	(TARGET_GNU_LD): New.
+ 	* config/pa/pa64-hpux.h (LINK_SPEC): Set based 
+ 	on gnu-ld and MASK_GNU_LD.
+ 	(SUBTARGET_SWITCHES): New gnu-ld & hp-ld flags.
+ 
+ Thu Oct  3 23:35:51 CEST 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* i386.c (athlon_cost): Fix the move costs.
+ 
+ Thu Oct  3 23:20:58 CEST 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* final.c (final): Use symbol name as function name for profiling.
+ 	* profile.c (get_exec_counts): Likewise.
+ 	(branch_prob): Likewise.
+ 
+ 2002-10-03  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* longlong.h (__udiv_qrnnd): Remove PARAMS from prototype.
+ 
+ 2002-10-03  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	* gcc.c (print_multi_os_directory): New variable.
+ 	(option_map): Support --print-multi-os-directory.
+ 	(struct prefix_list): Add os_multilib field.
+ 	(multilib_os_dir): New variable.
+ 	(static_specs): Add multilib_options.
+ 	(find_a_file): Add multilib argument.  Search in GCC or OS multilib
+ 	subdirs if non-zero.
+ 	(read_specs, execute): Update callers.
+ 	(find_file): Likewise.  Don't prefix name with multilib_dir, instead
+ 	pass 1 as multilib option.
+ 	(display_help): Include --print-multi-os-directory.
+ 	(add_prefix): Add os_multilib argument.  Initialize pl->os_multilib.
+ 	(process_command): Update callers.  Handle --print-multi-os-directory.
+ 	(do_spec_1) ['D']: Use multilib_os_directory if pl->os_multilib is
+ 	set.
+ 	(main): Update find_a_file and add_prefix callers.
+ 	Handle print_multi_os_directory.
+ 	(struct mdswitchstr): New.
+ 	(mdswitches, n_mdswitches): New variables.
+ 	(used_arg): Add MULTILIB_DEFAULT switches too if they are not
+ 	present on the command line nor their mutually incompatible
+ 	switches.
+ 	(default_arg): Optimize.
+ 	(set_multilib_dir): Compute multilib_os_dir.  Initialize mdswitches
+ 	array.
+ 	(print_multilib_info): Only print GCC multilib dir name, not OS
+ 	multilib dirname.
+ 	* genmultilib: Add osdirnames parameter.  Output multilib_options
+ 	variable.  If osdirnames is specified, output dirnames as
+ 	dirname:osdirname.
+ 	* mklibgcc.in: Use MULTILIB_OSDIRNAMES, --print-multi-directory
+ 	and --print-multi-os-directory instead of SHLIB_SLIBDIR_SUFFIXES
+ 	to compute libgcc_s soname and install path.
+ 	* Makefile.in (libgcc.mk): Pass MULTILIB_OSDIRNAMES instead of
+ 	SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
+ 	(s_mlib): Pass MULTILIB_OSDIRNAMES or nothing as last genmultilib
+ 	argument.
+ 
+ 	* config/sparc/t-linux64 (MULTILIB_OSDIRNAMES): Set.
+ 	(SHLIB_SLIBDIR_SUFFIXES): Remove.
+ 	* config/sparc/linux64.h (STARTFILE_SPEC32, STARTFILE_SPEC64,
+ 	ENDFILE_SPEC32, ENDFILE_SPEC64, ENDFILE_COMMON): Remove.
+ 	(STARTFILE_SPEC, ENDFILE_SPEC): Don't distinguish between -m32
+ 	and -m64.
+ 	* config/sparc/t-sol2-64 (MULTILIB_OSDIRNAMES): Set.
+ 	(SHLIB_SLIBDIR_SUFFIXES): Remove.
+ 	* config/sparc/sol2-bi.h (STARTFILE_ARCH64_SPEC): Remove.
+ 	(STARTFILE_ARCH_SPEC): Remove.
+ 	* config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Set.
+ 	(SHLIB_SLIBDIR_SUFFIXES): Remove.
+ 	* config/i386/linux64.h (STARTFILE_PREFIX_SPEC): Remove.
+ 	* config/mips/t-iris6 (MULTILIB_OSDIRNAMES): Set.
+ 	(SHLIB_SLIBDIR_SUFFIXES): Remove.
+ 
+ Thu Oct  3 21:42:20 CEST 2002  Jan Hubicka  <jh@suse.cz>
+ 
+ 	* predict.c (choose_function_section): Avoid choice for linkonce functions.
+ 

+ 2002-09-27  Alexander N. Kabaev <ak03@gte.com>
+ 
+ 	PR preprocessor/8055
+ 	* cppmacro.c (stringify_arg): Do not overflow the buffer
+ 	with the terminating NUL when the argument to be stringified
+ 	has no tokens.
+ 
+ 2002-09-27  Richard Henderson  <rth@redhat.com>
+ 
+ 	* unroll.c (simplify_cmp_and_jump_insns): New.
+ 	(unroll_loop): Use it.  Use simplify_gen_foo+force_operand
+ 	instead of expand_simple_foo.
+ 
+ 2002-09-27  Richard Henderson  <rth@redhat.com>
+ 
+ 	PR optimization/7520
+ 	* cfganal.c (flow_active_insn_p): New.
+ 	(forwarder_block_p): Use it.
+ 

+ 2002-09-27  Alan Modra  <amodra@bigpond.net.au>
+ 
+ 	* doloop.c (doloop_modify_runtime <biv skips initial incr>): Adjust
+ 	by absolute loop increment, not loop increment.
+ 
+ 2002-09-26  Kazu Hirata  <kazu@cs.umass.edu>
+ 
+ 	* c-common.h: Follow spelling conventions.
+ 	* cpplex.c: Likewise.
+ 	* cpplib.h: Likewise.
+ 	* gthr-dce.h: Likewise.
+ 	* gthr-posix.h: Likewise.
+ 	* optabs.c: Likewise.
+ 	* output.h: Likewise.
+ 	* profile.c: Likewise.
+ 	* protoize.c: Likewise.
+ 	* ra-rewrite.c: Likewise.
+ 	* real.c: Likewise.
+ 	* recog.c: Likewise.
+ 	* reg-stack.c: Likewise.
+ 	* regclass.c: Likewise.
+ 	* regmove.c: Likewise.
+ 	* reload.c: Likewise.
+ 	* reload.h: Likewise.
+ 	* reload1.c: Likewise.
+ 	* reorg.c: Likewise.
+ 	* resource.c: Likewise.
+ 	* rtl.h: Likewise.
+ 	* rtlanal.c: Likewise.
+ 
+ 2002-09-26  Steve Ellcey  <sje@cup.hp.com>
+ 
+ 	* config/ia64/ia64.c (ia64_expand_load_address): Ensure correct mode
+ 	for symbol address.
+ 
+ 2002-09-24  Eric Christopher  <echristo@redhat.com>
+ 
+         * config/mips/elf.h: Add HANDLE_SYSV_PRAGMA.
+         * config/mips/elf64.h: Ditto.
+ 
+ 2002-09-24  Eric Christopher  <echristo@redhat.com>
+ 
+         * except.c (expand_builtin_extract_return_address): Handle case
+ 	where Pmode != ptr_mode.
+ 
+ 2002-09-26  Steve Ellcey  <sje@cup.hp.com>
+ 
+ 	* config/ia64/hpux.h (ASM_OUTPUT_EXTERNAL_LIBCALL): New
+ 
+ 2002-09-26  Steve Ellcey  <sje@cup.hp.com>
+ 
+ 	* config/ia64/hpux.h (TARGET_DEFAULT): Include TARGET_ILP32.
+ 
+ 2002-09-26  Igor Shevlyakov <igor@microunity.com>
+ 
+ 	* combine.c (simplify_set): Don't call to force_to_mode if size
+ 	of integer type is larger than HOST_BITS_PER_WIDE_INT.
+ 
+ 2002-09-26  Janis Johnson  <janis187@us.ibm.com>
+ 
+ 	* Makefile.in (qmtest-g++): Fix file path.
+ 
+ 2002-09-26  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* expr.c (expand_expr) [MINUS_EXPR]: Convert A - const to
+ 	A + (-const) on RTX level, even for unsigned types.
+ 
+ 2002-09-26  Ulrich Weigand  <uweigand@de.ibm.com>
+ 
+ 	* reload.c (dup_replacements): New function.
+ 	(find_reloads): Use it to duplicate replacements at the top level
+ 	of match_dup operands.
+