path: root/gcc/ChangeLog

2005-07-05  Paolo Bonzini  <bonzini@gnu.org>

	* Makefile.in: Adjust dependencies.
	* tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
	* basic-block.h (duplicate_computed_gotos): Remove, it is now static.
	* alias.c (rest_of_handle_cfg, pass_cfg): New.
	* bb-reorder.c (duplicate_computed_gotos): Make it static.
	* cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
	rest_of_compilation.

	* bb-reorder.c (gate_duplicate_computed_gotos,
	pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
	rest_of_handle_reorder_blocks, pass_reorder_blocks,
	gate_handle_partition_blocks, rest_of_handle_partition_blocks,
	pass_partition_blocks): New.
	* bt-load.c (gate_handle_branch_target_load_optimize,
	rest_of_handle_branch_target_load_optimize,
	pass_branch_target_load_optimize): New.
	* cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
	pass_jump2): New.
	* cfglayout.c (pass_insn_locators_initialize): New.
	* cfgrtl.c (pass_free_cfg): New.
	* combine.c (gate_handle_combine, rest_of_handle_combine,
	pass_combine): New.
	* cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
	gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
	* emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
	* except.c (pass_set_nothrow_function_flags,
	pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
	pass_rtl_eh): New.
	* final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
	rest_of_handle_shorten_branches, pass_shorten_branches,
	rest_of_clean_state, pass_clean_state): New.
	* flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
	rest_of_handle_remove_death_notes, pass_remove_death_notes,
	rest_of_handle_life, pass_life, rest_of_handle_flow2,
	pass_flow2): New.
	* function.c (pass_instantiate_virtual_regs, pass_init_function,
	rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
	* gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
	pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
	pass_gcse): New.
	* global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
	* ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
	pass_rtl_ifcvt, gate_handle_if_after_combine,
	rest_of_handle_if_after_combine, pass_if_after_combine,
	gate_handle_if_after_reload, rest_of_handle_if_after_reload,
	pass_if_after_reload): New.
	* integrate.c (pass_initial_value_sets): New.
	* jump.c (pass_cleanup_barriers, purge_line_number_notes,
	pass_purge_lineno_notes): New.
	* mode-switching.c (rest_of_handle_mode_switching,
	pass_mode_switching): New.
	* local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
	* loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
	pass_loop2): New.
	* loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
	pass_loop_optimize): New.
	* modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
	pass_sms): New.
	* postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
	pass_gcse2): New.
	* postreload.c (gate_handle_postreload, rest_of_handle_postreload,
	pass_postreload_cse): New.
	* profile.c (gate_handle_profiling, pass_profiling,
	rest_of_handle_branch_prob, pass_branch_prob): New.
	* recog.c (pass pass_split_for_shorten_branches, gate_do_final_split, 
	pass_split_before_regstack, gate_handle_split_before_regstack,
	gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
	rest_of_handle_split_all_insns, pass_split_all_insns): New.
	* reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
	pass_stack_regs): New.
	* regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
	gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
	pass_stack_adjustments): New.
	* regrename.c (gate_handle_regrename, rest_of_handle_regrename,
	pass_regrename): New.
	* reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
	pass_delay_slots, gate_handle_machine_reorg,
	rest_of_handle_machine_reorg, pass_machine_reorg): New.
	* rtl.h (extern void purge_line_number_notes): New.
	* sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
	gate_handle_sched2, rest_of_handle_sched2, pass_sched,
	pass_sched2): New.
	* tracer.c (gate_handle_tracer, rest_of_handle_tracer,
	pass_tracer): New.
	* value-prof.c (gate_handle_value_profile_transformations,
	rest_of_handle_value_profile_transformations,
	pass_value_profile_transformations): New.
	* var-tracking.c (gate_handle_var_tracking,
	pass_variable_tracking): New.
	* web.c (gate_handle_web, rest_of_handle_web, pass_web): New.

	* passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
	rest_of_handle_delay_slots, rest_of_handle_stack_regs,
	rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
	rest_of_handle_old_regalloc, rest_of_handle_regrename,
	rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
	rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
	rest_of_handle_gcse2, rest_of_handle_regmove,
	rest_of_handle_tracer, rest_of_handle_if_conversion,
	rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
	rest_of_handle_web, rest_of_handle_branch_prob,
	rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
	rest_of_handle_jump_bypass, rest_of_handle_combine,
	rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
	rest_of_handle_gcse, rest_of_handle_loop_optimize,
	rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
	rest_of_handle_mode_switching, rest_of_handle_jump,
	rest_of_handle_eh, rest_of_handle_stack_adjustments,
	rest_of_handle_flow2, rest_of_handle_jump2,
	rest_of_handle_peephole2, rest_of_handle_postreload,
	rest_of_handle_shorten_branches, rest_of_clean_state,
	rest_of_compilation): Remove.

	* cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
	* passes.c (dump_flags, in_gimple_form, all_passes,
	all_ipa_passes, all_lowering_passes, register_one_dump_file,
	register_dump_files, next_pass_1, last_verified, execute_todo,
	execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
	from tree-optimize.c.
	(init_optimization_passes): Moved from tree-optimize.c,
	adding the RTL optimizations.
	* tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
	* tree-optimize.c (dump_flags, in_gimple_form, all_passes,
	all_ipa_passes, all_lowering_passes, register_one_dump_file,
	register_dump_files, next_pass_1, last_verified, execute_todo,
	execute_one_pass, execute_pass_list, execute_ipa_pass_list,
	init_tree_optimization_passes, ipa_passes): Delete.
	* tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
	the RTL dumps.
	(TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
	dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
	from tree.h.
	(ipa_passes): Remove.
	(all_passes, all_ipa_passes, all_lowering_passes): Now extern.
	* tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
	dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
	dump_switch_p, dump_flag_name): Moved to tree-pass.h.
	(dump_info_p, dump_flag): Moved to tree-dump.h.
	
	* Makefile.in: Adjust dependencies for tree-pretty-print.c,
	cgraph.c, opts.c.
	* passes.c (finish_optimization_passes): Use dump_begin
	and dump_end, TDI_end.
	(gate_rest_of_compilation): New.
	(pass_rest_of_compilation): Use it.
	(gate_postreload, pass_postreload): New.
	* toplev.c (general_init): Rename init_tree_optimization_passes.
	* toplev.h (init_tree_optimization_passes): Rename to
	init_optimizations_passes.
	* tree-dump.c (dump_flag): Make static.
	(dump_files): Remove RTL dumps.
	* tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
	pass_cleanup_cfg, pass_free_cfg_annotations,
	pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
	pass_init_datastructures, pass_fixup_cfg): Make non-static.
	* tree-pretty-print.c: Include tree-pass.h.
	* cgraph.c: Include tree-dump.h.
	
2005-07-04  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
	Only fall back to saying it points to readonly memory if
	we can't do better.

2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>

	* config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
	* config/m32r/m32r.c (m32r_compute_frame_size,
	m32r_expand_prologue): Take current_function_profile into
	account whenever we reference
	current_function_uses_pic_offset_table.
	(m32r_finalize_pic): Remove.
	* config/m32r/m32r.h (FINALIZE_PIC): Likewise.

2005-07-05  Kazu Hirata  <kazu@codesourcery.com>

	* Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
	instead of $<.  Don't remove ./as if it already exists.

2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/21723
	* pa.md: Remove fcpy alternative from movhi and movqi patterns.
	* pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
	for complex modes when generating code for PA 1.0.
	(VALID_FP_MODE_P): New macro.
	(HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
	sets for all general and floating point modes.  Align wide floating
	point modes to even register boundaries to comply with architectural
	requirements.
	(CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
	* pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
	(VALID_FP_MODE_P): New macro.
	(HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
	sets for all general and floating point modes.  Align wide floating
	point modes to even register boundaries to comply with architectural
	requirements.

2005-07-04  Diego Novillo  <dnovillo@redhat.com>

	* tree-dump.c (dump_files): Initialize dump number for .cgraph
	to 0.

2005-07-04  Diego Novillo  <dnovillo@redhat.com>

	* tree-ssa-structalias.c: Don't include expr.h.

2005-07-04  Diego Novillo  <dnovillo@redhat.com>

	* tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
	comments.

2005-07-04  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/22279
	
	* tree-ssa-structalias.c (offset_overlaps_with_access): Use
	correct operator.
	
2005-07-04  J"orn Rennecke <joern.rennecke@st.com>

	* sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".

2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>

	* bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
	cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
	config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
	config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
	config/stormy16/stormy16.c, config/v850/v850.c,
	config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
	except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
	Avoid "." or "\n" at end of diagnostics and capital letters at
	start of diagnostics.
	* combine.c, cse.c: Don't translate dump file output.
	* toplev.c (print_version): Only translate output if going to
	stderr.

2005-07-03  Kazu Hirata  <kazu@codesourcery.com>

	* c-decl.c, tree-object-size.c, tree-vectorizer.c,
	config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
	typos.

2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa.c (fix_range): Fix typo in comment.

2005-07-03  Kazu Hirata  <kazu@codesourcery.com>

	* tree-vrp.c (extract_range_from_assert): Replace
	fold (build (...)) with fold_build2.

2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
	gcc_gfc_char_table, init_dynamic_gfc_info): New.
	(format_types_orig, handle_format_attribute): Add support for
	format "gcc_gfc".

2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* varasm.c (assemble_variable): Fix format specifier thinko.

2005-07-03  Ira Rosen  <irar@il.ibm.com>

	PR tree-optimization/22029 (and 22135)
	* tree-pretty-print.c (dump_generic_node): Check that the node is not
	a phi node before calling dump_vops.

2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* tree-dump.h (dump_string_field): Declare.
	* tree-dump.c: Use it instead of dump_string.
	(dump_string_field): Make non-static.

2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
	up the minimal CFG stuff always when optimize > 0.  Call
	split_all_insns_noflow in PIC case if needed.

2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
            Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>

	PR c++/18279
	* c-decl.c (c_write_global_declarations): Dump contents of
	external scope to.
	* tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
	<TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
	<GOTO_EXPR>, <SWITCH_EXPR>: Add.
	(dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
	is enabled.
	
2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>

	* c-common.h (GCC_DIAG_STYLE): Define.
	* c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
	version for format checking to 4.1.
	* c-format.c: Include toplev.h after c-common.h.
	(enum format_type): Add gcc_tdiag_format_type.
	(gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
	gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
	(format_types_orig): Add gcc_tdiag.
	(init_dynamic_diag_info): Support gcc_tdiag formats.
	(handle_format_attribute): Likewise.
	* toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
	(GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
	version for format checking to 4.1.
	(warning0, warning, error, pedwarn, sorry): Use
	ATTRIBUTE_GCC_DIAG.
	* config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
	(finish_aliases_1): Do not use %qE.
	* config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
	config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
	Correct format bugs.
	* config/v850/v850-protos.h (v850_output_aligned_bss): Change size
	parameter to unsigned HOST_WIDE_INT.
	* config/v850/v850.c (v850_output_aligned_bss): Likewise.

2005-07-02  David Edelsohn  <edelsohn@gnu.org>

	PR middle-end/21742
	* expr.c (write_complex_part): Use adjust_address for MEM.
	(read_complex_part): Same.

2005-07-02  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/22280

	* tree-sra.c (generate_element_init): Remove useless loop.

2005-07-02  Richard Henderson  <rth@redhat.com>

        * config/alpha/alpha.c (alpha_legitimize_address): Check for
         TLS_MODEL_NONE.
        (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.

2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>

	PR middle-end/14490
	* fold-const.c (fold_binary): Handle the return value of
	fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
	Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".

2005-07-02  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
	a eliminate type conversion which feeds an equality comparison
	if the original type or either operand in the comparison is a
	function pointer.

2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>

	* c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
	config/rs6000/rs6000.opt, params.def: Remove "." from end of help
	texts.
	* config/avr/avr.c: Do not use '`' as left quote.
	* config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
	Remove "." from end of diagnostics.  Make diagnostics start with
	lowercase letter.

2005-07-02  Zack Weinberg  <zack@codesourcery.com>
            Joseph S. Myers  <joseph@codesourcery.com>

	* toplev.c (default_tree_printer): Handle setting location with
	'+' flag.
	* c-objc.common.c (c_tree_printer): Likewise.
	* c-format.c (gcc_diag_flag_specs): Add '+'.
	(gcc_cdiag_char_table): Allow '+' flag for tree formats.
	(format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
	formats.
	* c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
	config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
	config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
	config/v850/v850.c, function.c, stor-layout.c, toplev.c,
	tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
	instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
	of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
	format arguments where %J is used without %D.

2005-07-02  Jakub Jelinek  <jakub@redhat.com>

	* gcc.c (LINK_SSP_SPEC): Define.
	(link_ssp_spec): New variable.
	(LINK_COMMAND_SPEC): Add %(link_ssp).
	(static_specs): Add link_ssp_spec.
	* configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
	* configure: Rebuilt.
	* config.in: Rebuilt.

	* config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
	* config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
	* config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
	* config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
	* config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
	If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
	-0x7008(2) instead of reading __stack_chk_guard variable.
	* config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
	number.
	(UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
	(stack_protect_set, stack_protect_test): Use *_tls* patterns
	if TARGET_THREAD_SSP_OFFSET is defined.
	(stack_tls_protect_set_si, stack_tls_protect_set_di,
	stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.

	Revert:
	2005-06-27  Richard Henderson  <rth@redhat.com>
	* libgcc-std.ver (GCC_4.1.0): New.
	* libgcc.h (__stack_chk_guard): Declare.
	(__stack_chk_fail, __stack_chk_fail_local): Declare.
	* libgcc2.c (L_stack_chk, L_stack_chk_local): New.
	* mklibgcc.in (lib2funcs): Add them.

2005-07-01  Richard Henderson  <rth@redhat.com>

	* config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
	void * before struct sigcontext *.
	(x86_fallback_frame_state): Likewise.

2005-07-01  James E. Wilson  <wilson@specifixinc.com>

	* doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.

2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/22269
	* tree-ssa-reassoc.c (should_transpose): Fix which operand
	we check for SSA_NAME for.

2005-07-01  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/22071

	* tree-ssa-structalias.c (offset_overlaps_with_access): New
	function.
	(get_constraint_for_component_ref): Use it.

2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>

	PR other/22264
	* diagnostic.c (diagnostic_report_current_module): Use pp_newline to
	print out the last new line.

2005-07-01  Hans-Peter Nilsson  <hp@axis.se>

	* config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
	Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
	* config/cris/cris.c (cris_conditional_register_usage): Adjust
	reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
	(cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
	(cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
	* config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
	(enum reg_class): New member CC0_REGS.
	(REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
	(FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
	(HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
	(CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
	(PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
	Adjust for register now described.

2005-07-01  Jakub Jelinek  <jakub@redhat.com>

	PR target/22262
	* config/i386/i386.md (stack_protect_test_si,
	stack_protect_test_di): Add earlyclobber for scratch 3.
	* config/rs6000/rs6000.md (stack_protect_testsi,
	stack_protect_testdi): Add earlyclobber for scratch 3,
	remove earlyclobber from scratch 4.

Older entries for 2005 can be found in ChangeLog-2005.