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  1. 03 Mar, 2006 2 commits
  3. 02 Mar, 2006 16 commits
    • loop.c: Removed. · c6ba18c6 
      	* loop.c: Removed.

From-SVN: r111650
      Zdenek Dvorak committed
    • Sun Niagara specific optimizations. · 4c837a1e 
      	* config.gcc: Recognize niagara as target.
	* config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Mention Niagara.
	(TARGET_CPU_niagara): Define.
	(CPP_CPU64_DEFAULT_SPEC): Define __sparc_v9__ for Niagara.
	(ASM_CPU64_DEFAULT_SPEC): Pass -Av9b for Niagara.
	(CPP_CPU_SPEC): Handle -mcpu=niagara.
	(ASM_CPU_SPEC): Likewise.
	(PROCESSOR_NIAGARA): New enum entry.
	(REGISTER_MOVE_COST): Handle Niagara.
	(BRANCH_COST, PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES): Likewise.
	* config/sparc/sparc.c (niagara_costs): New processor_costs entry.
	(sparc_override_options): Recognize "niagara", set appropriate
	default MASK_* values for it, and align functions to 32-bytes
	by default just like ULTRASPARC/ULTRASPARC3.
	(sparc_initialize_trampoline): Handle niagara like ultrasparc.
	(sparc64_initialize_trampoline): Likewise.
	(sparc_use_sched_lookahead): Use zero for niagara.
	(sparc_issue_rate): Use one for niagara.
	* config/sparc/niagara.md: New file.
	* config/sparc/sparc.md: Include it.
	* config/sparc/sol2-bi.h (CPP_CPU64_DEFAULT_SPEC,
	ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Set appropriately
	when default cpu is niagara.
	(CPP_CPU_SPEC): Handle -mcpu=niagara.
	(ASM_CPU_SPEC): Likewise.
	* config/sparc/sol2.h (ASM_CPU_DEFAULT_SPEC): Set appropriately
	when default cpu is niagara.
	(ASM_CPU_SPEC): Handle -mcpu=niagara.
	* config/sparc/linux64.h: Handle a default of TARGET_CPU_niagara
	just like v9/ultrasparc/ultrasparc3.
	* doc/invoke.texi: Add documentation for "niagara" and improve
	existing documentation for ultrasparc variants.

From-SVN: r111648
      David S. Miller committed
    • tree-ssa-operands.c (update_stmt_operands): Update documentation. · 2434ab1d 
      
	* tree-ssa-operands.c (update_stmt_operands): Update documentation.

From-SVN: r111647
      Diego Novillo committed
    • tm.texi (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Document. · 434aeebb 
      	* doc/tm.texi (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Document.
	(ASM_OUTPUT_BSS): Describe the two ways of handling global BSS,
	and say that only one is needed.
	* doc/rtl.texi (SYMBOL_REF_BLOCK): Say that the block can be null.
	* target.h (have_switchable_bss_sections): New hook.
	* explow.c (use_anchored_address): Check that the symbol is in a block.
	* varasm.c (tls_comm_section, comm_section, lcomm_section)
	(bss_noswitch_section): New variables.
	(get_unnamed_section): Add SECTION_UNNAMED to the flags.
	(get_noswitch_section): New function.
	(get_block_for_section): Allow SECT to be null.
	(unlikely_text_section_p): Use SECTION_STYLE.
	(bss_initializer_p): New function.
	(get_variable_section): Move earlier in file.  Take a new argument,
	prefer_noswitch_p.  Move bss checks from assemble_variable to here.
	Return one of the new *_sections in such cases.
	(get_block_for_decl): New function, extracting some logic from
	use_blocks_for_decl_p.
	(change_symbol_section): Remove in favor of...
	(change_symbol_block): ...this new function.
	(use_blocks_for_decl_p): Remove checks now performed by
	get_block_for_decl.
	(make_decl_rtl): Use change_symbol_block and get_block_for_decl.
	(ASM_EMIT_LOCAL, ASM_EMIT_BSS, ASM_EMIT_COMMON): Delete in favor of...
	(emit_local, emit_bss, emit_common): ...these new functions.
	Return true if the alignment was honored.
	(emit_tls_common): New function.
	(asm_emit_uninitialised): Delete.
	(assemble_variable_noswitch): New function, split out from...
	(assemble_variable): ...here.  Don't make decisions about common
	variables here.  Globalize all public decls that go into non-common
	sections.  Check whether SYMBOL_REF_BLOCK is null.
	(output_constant_def_contents): Check whether SYMBOL_REF_BLOCK is null.
	(output_constant_pool): Likewise.
	(init_varasm_once): Initialize the new section variables.
	(have_global_bss_p): New function.
	(categorize_decl_for_section): Use bss_initializer_p.
	(switch_to_section): Use SECTION_STYLE.  Abort for SECTION_NOSWITCH.
	(place_block_symbol): Assert that the symbol must be in a block.
	* target-def.h (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): New macro.
	(TARGET_INITIALIZER): Include it.
	* rtl.h (SYMBOL_REF_BLOCK): Document the null alternative.
	* output.h (SECTION_STYLE_MASK, SECTION_COMMON): New macros.
	(SECTION_MACH_DEP): Bump by two.
	(SECTION_UNNAMED, SECTION_NOSWITCH): New macros.
	(unnamed_section): Mention SECTION_UNNAMED in comment.
	(named_section): Likewise SECTION_NAMED.
	(noswitch_section_callback): New type.
	(noswitch_section): New structure.
	(section): Add a noswitch_section alternative.
	(SECTION_STYLE): New macro.
	(tls_comm_section, comm_section, lcomm_section): Declare.
	(bss_noswitch_section, have_global_bss_p): Declare.
	* config/elfos.h (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Override.
	* config/iq2000/iq2000.c (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS):
	Override.
	* config/v850/v850.c (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Override.
	* config/stormy16/stormy16.c (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS):
	Override.

cp/
	* decl.c (start_decl): Use have_global_bss_p when deciding
	whether to make the decl common.

ada/
	* utils.c (create_var_decl): Use have_global_bss_p when deciding
	whether to make the decl common.

From-SVN: r111644
      Richard Sandiford committed
    • tree-vrp.c (execute_vrp): Return value. · c2924966 
      2006-03-02  Daniel Berlin <dberlin@dberlin.org>

	* gcc/tree-vrp.c (execute_vrp): Return value.
	* gcc/regrename.c (rest_of_handle_regrename): Ditto.
	* gcc/tree-into-ssa.c (rewrite_into_ssa): Ditto.
	* gcc/tree-complex.c (tree_lower_complex): Ditto.
	(tree_lower_complex_O0): Ditto.
	* gcc/tracer.c (rest_of_handle_tracer): Ditto.
	* gcc/postreload-gcse.c (rest_of_handle_gcse2): Ditto.
	* gcc/postreload.c (rest_of_handle_postreload): Ditto.
	* gcc/tree-tailcall.c (execute_tail_recursion): Ditto.
	(execute_tail_calls): Ditto.
	* gcc/tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
	* gcc/tree.h (init_function_for_compilation): Ditto.
	* gcc/ipa-cp.c (ipcp_driver): Ditto.
	* gcc/tree-scalar-evolution.c (scev_const_prop): Ditto.
	* gcc/tree-scalar-evolution.h (scev_const_prop): Ditto.
	* gcc/final.c (compute_alignments): Ditto.
	(rest_of_handle_final): Ditto.
	(rest_of_handle_shorten_branches): Ditto.
	(rest_of_clean_state): Ditto.
	* gcc/omp-low.c (execute_expand_omp): Ditto.
	(execute_lower_omp): Ditto.
	* gcc/tree-ssa-dse.c (tree_ssa_dse): Ditto.
	* gcc/ipa-reference.c (static_execute): Ditto.
	* gcc/tree-ssa-uncprop.c (tree_ssa_uncprop): Ditto.
	* gcc/reorg.c (rest_of_handle_delay_slots): Ditto.
	(rest_of_handle_machine_reorg): Ditto.
	* gcc/cgraphunit.c (rebuild_cgraph_edges): Ditto.
	* gcc/flow.c (recompute_reg_usage): Ditto.
	(rest_of_handle_remove_death_notes): Ditto.
	(rest_of_handle_life): Ditto.
	(rest_of_handle_flow2): Ditto.
	* gcc/tree-ssa-copyrename.c (rename_ssa_copies): Ditto.
	* gcc/tree-ssa-ccp.c (do_ssa_ccp): Ditto.
	(do_ssa_store_ccp): Ditto.
	(execute_fold_all_builtins): Ditto.
	* gcc/mode-switching.c (rest_of_handle_mode_switching): Ditto.
	* gcc/modulo-sched.c (rest_of_handle_sms): Ditto.
	* gcc/ipa-pure-const.c (static_execute): Ditto.
	* gcc/cse.c (rest_of_handle_cse): Ditto.
	(rest_of_handle_cse2): Ditto.
	* gcc/web.c (rest_of_handle_web): Ditto.
	* gcc/tree-stdarg.c (execute_optimize_stdarg): Ditto.
	* gcc/tree-ssa-math-opts.c (execute_cse_reciprocals): Ditto.
	* gcc/tree-ssa-dom.c (tree_ssa_dominator_optimize): Ditto.
	* gcc/tree-nrv.c (tree_nrv): Ditto.
	(execute_return_slot_opt): Ditto.
	* gcc/tree-ssa-alias.c (compute_may_aliases): Ditto.
	(create_structure_vars): Ditto.
	* gcc/loop-init.c (rtl_loop_init): Ditto.
	(rtl_loop_done): Ditto.
	(rtl_move_loop_invariants): Ditto.
	(rtl_unswitch): Ditto.
	(rtl_unroll_and_peel_loops): Ditto.
	(rtl_doloop): Ditto.
	* gcc/gimple-low.c (lower_function_body): Ditto.
	(mark_used_blocks): Ditto.
	* gcc/tree-ssa-sink.c (execute_sink_code): Ditto.
	* gcc/ipa-inline.c (cgraph_decide_inlining): Ditto.
	(cgraph_early_inlining): Ditto.
	* gcc/global.c (rest_of_handle_global_alloc): Ditto.
	* gcc/jump.c (cleanup_barriers): Ditto.
	(purge_line_number_notes): Ditto.
	* gcc/ifcvt.c (rest_of_handle_if_conversion): Ditto.
	(rest_of_handle_if_after_reload): Ditto.
	* gcc/tree-ssa-loop.c (tree_ssa_loop_init): Ditto.
	(tree_ssa_loop_im): Ditto.
	(tree_ssa_loop_unswitch): Ditto.
	(tree_vectorize): Ditto.
	(tree_linear_transform): Ditto.
	(tree_ssa_loop_ivcanon): Ditto.
	(tree_ssa_empty_loop): Ditto.
	(tree_ssa_loop_bounds): Ditto.
	(tree_complete_unroll): Ditto.
	(tree_ssa_loop_prefetch): Ditto.
	(tree_ssa_loop_ivopts): Ditto.
	(tree_ssa_loop_done): Ditto.
	* gcc/predict.c (tree_estimate_probability): Ditto.
	* gcc/recog.c (split_all_insns_noflow): Ditto.
	(rest_of_handle_peephole2): Ditto.
	(rest_of_handle_split_all_insns): Ditto.
	* gcc/tree-eh.c (lower_eh_constructs): Ditto.
	* gcc/regmove.c (rest_of_handle_regmove): Ditto.
	(rest_of_handle_stack_adjustments): Ditto.
	* gcc/local-alloc.c (rest_of_handle_local_alloc): Ditto.
	* gcc/function.c (instantiate_virtual_regs): Ditto.
	(init_function_for_compilation): Ditto.
	(rest_of_handle_check_leaf_regs): Ditto.
	* gcc/gcse.c (rest_of_handle_jump_bypass): Ditto.
	(rest_of_handle_gcse): Ditto.
	* gcc/ipa-type-escape.c (type_escape_execute): Ditto.
	* gcc/alias.c (rest_of_handle_cfg): Ditto.
	* gcc/tree-if-conv.c (main_tree_if_conversion): Ditto.
	* gcc/profile.c (rest_of_handle_branch_prob): Ditto.
	* gcc/tree-ssa-phiopt.c (tree_ssa_phiopt): Ditto.
	* gcc/rtl-factoring.c (rest_of_rtl_seqabstr): Ditto.
	* gcc/bt-load.c (rest_of_handle_branch_target_load_optimize): Ditto
	* gcc/tree-dfa.c (find_referenced_vars): Ditto.
	* gcc/except.c (set_nothrow_function_flags): Ditto.
	(convert_to_eh_region_ranges): Ditto.
	(rest_of_handle_eh): Ditto.
	* gcc/emit-rtl.c (unshare_all_rtl): Ditto.
	(remove_unnecessary_notes): Ditto.
	* gcc/except.h (set_nothrow_function_flags): Ditto.
	(convert_to_eh_region_ranges): Ditto.
	* gcc/cfgexpand.c (tree_expand_cfg): Ditto.
	* gcc/tree-cfgcleanup.c (merge_phi_nodes): Ditto.
	* gcc/tree-ssa-pre.c (do_pre): Ditto.
	(execute_fre): Ditto.
	* gcc/cfgcleanup.c (rest_of_handle_jump): Ditto.
	(rest_of_handle_jump2): Ditto.
	* gcc/tree-sra.c (tree_sra): Ditto.
	* gcc/tree-mudflap.c (execute_mudflap_function_ops): Ditto.
	(execute_mudflap_function_decls): Ditto.
	* gcc/tree-ssa-copy.c (do_copy_prop): Ditto.
	(do_store_copy_prop): Ditto.
	* gcc/ipa-prop.h (ipcp_driver): Ditto.
	* gcc/cfglayout.c (insn_locators_initialize): Ditto.
	* gcc/tree-ssa-forwprop.c
	(tree_ssa_forward_propagate_single_use_vars): Ditto.
	* gcc/cfglayout.h (insn_locators_initialize): Ditto.
	* gcc/tree-ssa-dce.c (tree_ssa_dce): Ditto.
	* gcc/tree-ssa.c (execute_early_warn_uninitialized): Ditto.
	(execute_late_warn_uninitialized): Ditto.
	* gcc/rtl.h (cleanup_barriers): Ditto.
	(split_all_insns_noflow): Ditto.
	(purge_line_number_notes): Ditto.
	(unshare_all_rtl): Ditto.
	(remove_unnecessary_notes): Ditto.
	(recompute_reg_usage): Ditto.
	(variable_tracking_main): Ditto.
	* gcc/integrate.c (emit_initial_value_sets): Ditto.
	* gcc/integrate.h (emit_initial_value_sets): Ditto.
	* gcc/tree-optimize.c (execute_free_datastructures): Ditto
	(execute_free_cfg_annotations): Ditto.
	(execute_fixup_cfg): Ditto.
	(execute_cleanup_cfg_pre_ipa): Ditto.
	(execute_cleanup_cfg_post_optimizing): Ditto.
	(execute_init_datastructures): Ditto.
	* gcc/tree-object-size.c (compute_object_sizes): Ditto.
	* gcc/combine.c (rest_of_handle_combine): Ditto.
	* gcc/tree-outof-ssa.c (rewrite_out_of_ssa): Ditto.
	* gcc/bb-reorder.c (duplicate_computed_gotos): Ditto.
	(rest_of_handle_reorder_blocks): Ditto.
	(rest_of_handle_partition_blocks): Ditto.
	* gcc/var-tracking.c (variable_tracking_main): Ditto.
	* gcc/tree-profile.c (tree_profiling): Ditto.
	* gcc/tree-vect-generic.c (expand_vector_operations): Ditto.
	* gcc/reg-stack.c (rest_of_handle_stack_regs): Ditto.
	* gcc/sched-rgn.c (rest_of_handle_sched): Ditto.
	(rest_of_handle_sched2): Ditto.
	* gcc/basic-block.h (free_bb_insn): Ditto.
	* gcc/tree-ssa-structalias.c (ipa_pta_execute): Ditto.
	* gcc/tree-cfg.c (execute_build_cfg): Ditto.
	(remove_useless_stmts): Ditto.
	(split_critical_edges): Ditto.
	(execute_warn_function_return): Ditto.
	(execute_warn_function_noreturn): Ditto.
	* gcc/tree-ssa-reassoc.c (execute_reassoc): Ditto.
	* gcc/cfgrtl.c (free_bb_for_insn): Ditto.
	* gcc/passes.c (execute_one_pass): Run additional
	todos returned by execute function.
	* gcc/tree-pass.h (struct tree_opt_pass): Make execute
	return a value.

From-SVN: r111643
      Daniel Berlin committed
    • Fixed a couple of objctective-c bugs. · d349339d 
      Oked by Mike Stump.

From-SVN: r111642
      Fariborz Jahanian committed
    • Fix typo in 2006-02-17 ChangeLog entry (simplify_rtx.c -> simplify-rtx.c) · 21a8ffa1 
      From-SVN: r111641
      Jeff Law committed
    • tree-ssa-alias.c (find_used_portions): Consider taking the address as making the… · 62c577fd 
      tree-ssa-alias.c (find_used_portions): Consider taking the address as making the variable not write-only.

2006-03-02  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-alias.c (find_used_portions): Consider taking
	the address as making the variable not write-only.

From-SVN: r111639
      Richard Guenther committed
    • single-precision-constant.c: Tweak for non-C99 runtimes. · 92cd5e4f 
      	* gcc.dg/single-precision-constant.c: Tweak for non-C99 runtimes.

From-SVN: r111638
      Eric Botcazou committed
    • config.gcc (default_use_cxa_atexit): Extend the description of this configure variable. · c5dde55b 
      * config.gcc (default_use_cxa_atexit): Extend the description of
  this configure variable.  Set its default value to "yes" for
  Linux, NetBSD and ELF targets on the assumption that they will
  use C libraries with the __cxa_atexit function.

From-SVN: r111636
      Nick Clifton committed
    • linux-unwind.h (frob_update_context): Mark `fs' parameter as unused to suppress a build warning. · 75334508 
      	* config/rs6000/linux-unwind.h (frob_update_context): Mark `fs'
	parameter as unused to suppress a build warning.

From-SVN: r111635
      Ben Elliston committed
    • mklibgcc.in: Depend on config/dfp-bit.h in rules that compile config/dfp-bit.c. · 16c44183 
      	* mklibgcc.in: Depend on config/dfp-bit.h in rules that compile
	config/dfp-bit.c.

From-SVN: r111634
      Ben Elliston committed
    • re PR other/26489 (compilation of c++ fails in eh_alloc.cc on NetBSD) · a11dd268 
      
	PR other/26489
	* gthr-posix.h (__gthrw2): Define to take three parameters, the
	declared name, the weak reference name, and the typeof name.
	(__gthrw): Avoid expanding the declared name suffix.
	(__gthrw3): New Tru64 specific macro to simplify the OSF/1 decls.

From-SVN: r111633
      Roger Sayle committed
    • re PR target/25908 (vtables with vague linkage is not being marked as vague on darwin) · 1a1d0917 
      	PR darwin/25908
	* decl2.c (import_export_decl): Fix ABI breakage on darwin.

	* g++.dg/abi/key2.C: Add.

From-SVN: r111632
      Mike Stump committed
    • trans-stmt.c (generate_loop_for_temp_to_lhs): Add an additional INVERT argument… · 011daa76 
      trans-stmt.c (generate_loop_for_temp_to_lhs): Add an additional INVERT argument to invert the sense of the WHEREMASK argument.


	* trans-stmt.c (generate_loop_for_temp_to_lhs): Add an additional
	INVERT argument to invert the sense of the WHEREMASK argument.
	Remove unneeded code to AND together a list of masks.
	(generate_loop_for_rhs_to_temp): Likewise.
	(gfc_trans_assign_need_temp): Likewise.
	(gfc_trans_forall_1): Likewise.
	(gfc_evaluate_where_mask): Likewise, add a new INVERT argument
	to specify the sense of the MASK argument.
	(gfc_trans_where_assign): Likewise.
	(gfc_trans_where_2): Likewise.  Restructure code that decides
	whether we need to allocate zero, one or two temporary masks.
	If this is a top-level WHERE (i.e. the incoming MAKS is NULL),
	we only need to allocate at most one temporary mask, and can
	invert it's sense to provide the complementary pending execution
	mask.  Only calculate the size of the required temporary arrays
	if we need any.
	(gfc_trans_where): Update call to gfc_trans_where_2.

From-SVN: r111630
      Roger Sayle committed
    • Daily bump. · 7362e452 
      From-SVN: r111628
      GCC Administrator committed
  5. 01 Mar, 2006 22 commits