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  1. 14 Oct, 2008 7 commits
    • target.h (struct gcc_target): Update prototypes of needs_block_p and gen_spec_check. · 388092d5 
      2008-10-14  Andrey Belevantsev  <abel@ispras.ru>
	    Dmitry Melnik  <dm@ispras.ru>
	    Dmitry Zhurikhin  <zhur@ispras.ru>
	    Alexander Monakov  <amonakov@ispras.ru>
	    Maxim Kuvyrkov  <maxim@codesourcery.com>

	* target.h (struct gcc_target): Update prototypes of needs_block_p
	and gen_spec_check.
	* haifa-sched.c (create_check_block_twin): Update calls to the above.
	* sel-sched.c (create_speculation_check): Likewise.
	* doc/tm.texi: Provide documentation for new target hooks.
		
	* config/ia64/ia64.c: Include sel-sched.h.  Rewrite speculation hooks.
	(ia64_gen_spec_insn): Removed.
	(get_spec_check_gen_function, insn_can_be_in_speculative_p,
	ia64_gen_spec_check): New static functions.
	(ia64_alloc_sched_context, ia64_init_sched_context, 
	ia64_set_sched_context, ia64_clear_sched_context, 
	ia64_free_sched_context, ia64_get_insn_spec_ds, 
	ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
	(ia64_needs_block_p): Change prototype.
	(ia64_gen_check): Rename to ia64_gen_spec_check.
	(ia64_adjust_cost): Rename to ia64_adjust_cost_2.  Add new parameter 
	into declaration, add special memory dependencies handling.
	(TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
	TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
	TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
	TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P): 
	Define new target hooks.
	(TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
	(ia64_optimization_options): Turn on selective scheduling with -O3, 
	disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
	with selective scheduling.
	(ia64_override_options): Initialize align_loops and align_functions 
	to 32 and 64, respectively.  Set global selective scheduling flags 
	according to target-dependent flags.
	(rtx_needs_barrier): Support UNSPEC_LDS_A.
	(group_barrier_needed): Use new mstop-bit-before-check flag. 
	Add heuristic.
	(dfa_state_size): Make global.
	(spec_check_no, max_uid): Remove.
        (mem_ops_in_group, current_cycle): New variables.
	(ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
        Initialize new variables.
        (is_load_p, record_memory_reference): New functions.
        (ia64_dfa_sched_reorder): Lower priority of loads when limit is
        reached.
	(ia64_variable_issue): Change use of current_sched_info to 
	sched_deps_info.  Update comment.  Note if a load or a store is issued.
        (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
        advance if maximal number of loads or stores was issued on current 
        cycle.
	(scheduled_good_insn): New static helper function.
        (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when 
        a group barrier is needed.  Fix vertical spacing.  Guard the code
        doing state transition with last_scheduled_insn check.                
        Mark that a stop bit should be before current insn if there was a 
        cycle advance.  Update current_cycle and mem_ops_in_group.
	(ia64_h_i_d_extended): Change use of current_sched_info to
        sched_deps_info. Reallocate stops_p by larger chunks.
	(struct _ia64_sched_context): New structure.
	(ia64_sched_context_t): New typedef.
	(ia64_alloc_sched_context, ia64_init_sched_context, 
	ia64_set_sched_context, ia64_clear_sched_context,
	ia64_free_sched_context): New static functions.
	(gen_func_t): New typedef.
	(get_spec_load_gen_function): New function.
	(SPEC_GEN_EXTEND_OFFSET): Declare.	
	(ia64_set_sched_flags): Check common_sched_info instead of *flags.
	(get_mode_no_for_insn): Change the condition that prevents use of 
	special hardware registers so it can now handle pseudos.
	(get_spec_unspec_code): New function.
	(ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
	ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
	(ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
	during selective scheduling.
	(ia64_speculate_insn): Use ds_get_speculation_types when 
	determining whether we need to change the pattern.
	(SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
	(ia64_spec_check_src_p): Support new speculation/check codes.
	(struct bundle_state): New field.
	(issue_nops_and_insn): Initialize it.
	(insert_bundle_state): Minimize mid-bundle stop bits.
	(important_for_bundling_p): New function.
	(get_next_important_insn): Use important_for_bundling_p.
	(bundling): When shifting TImode from unimportant insns, ignore 
	also group barriers.  Assert that best state is found before 
	the backward bundling pass.  Print number of mid-bundle stop bits.  
	Minimize mid-bundle stop bits.  Check correct calculation of 
	mid-bundle stop bits.
	(ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
	(final_emit_insn_group_barriers): Emit stop bits before insns starting
	a new cycle.
	(sel2_run): New variable.
	(ia64_reorg): When flag_selective_scheduling2 is set, run the selective 
	scheduling pass instead of schedule_ebbs.  
	
	* config/ia64/ia64.md (speculable1, speculable2): New attributes.
	(UNSPEC_LDS_A): New UNSPEC.
	(movqi_internal, movhi_internal, movsi_internal, movdi_internal, 
	movti_internal, movsf_internal, movdf_internal, 
	movxf_internal): Make visible.  Add speculable* attributes.
	(output_c_nc): New mode attribute.
	(mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
	mov<mode>_nc, zero_extend<mode>di2_nc, 
	advanced_load_check_nc_<mode>): New insns.
	(zero_extend*): Add speculable* attributes.

	* config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
	(msched-stop-bits-after-every-cycle): Likewise.
	(msched-max-memory-insns,
        msched-max-memory-insns-hard-limit): Likewise.
	(msched-spec-verbose): Remove.
	(msched-prefer-non-data-spec-insns,
        msched-prefer-non-control-spec-insns, msched-count-spec-in-critical-path,
	msel-sched-dont-check-control-spec): Use Target 
        Report Var instead of Common Report Var.

	* config/ia64/itanium2.md: Remove incorrect bypass.
	
	* config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.

Co-Authored-By: Alexander Monakov <amonakov@ispras.ru>
Co-Authored-By: Dmitry Melnik <dm@ispras.ru>
Co-Authored-By: Dmitry Zhurikhin <zhur@ispras.ru>
Co-Authored-By: Maxim Kuvyrkov <maxim@codesourcery.com>

From-SVN: r141108
      Andrey Belevantsev committed
    • re PR middle-end/37805 (gcc --help=separate) · 847e6346 
      	PR middle-end/37805
	* opts.c (common_handle_option): Don't ICE on -fhelp=joined
	and -fhelp=separate.

From-SVN: r141106
      Jakub Jelinek committed
    • MAINTAINERS (Write After Approval): Added myself. · e0bda97e 
      2008-10-14  Antoniu Pop	<antoniu.pop@gmail.com>

	* MAINTAINERS (Write After Approval): Added myself.

From-SVN: r141105
      Antoniu Pop committed
    • * config/rs6000/rs6000.md (cell_micro): Fix formatting. · f8f49aea 
      From-SVN: r141103
      Ben Elliston committed
    • re PR fortran/37083 (Formatted read of line without trailing new-line fails) · 88de9dd0 
      2008-10-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org

	PR libfortran/37083
	* gfortran.dg/list_read_9.f90: New test.
	* gfortran.dg/arrayio_8.f90: Fix some typos.

From-SVN: r141102
      Jerry DeLisle committed
    • re PR fortran/37083 (Formatted read of line without trailing new-line fails) · 724cdffe 
      2008-10-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org

	PR libfortran/37083
	* io/list_read.c (next_char): Simplify EOF tests and set endfile flag.
	(finish_list_read): Add EOF check.

From-SVN: r141101
      Jerry DeLisle committed
    • Daily bump. · f3fd447c 
      From-SVN: r141099
      GCC Administrator committed
  3. 13 Oct, 2008 10 commits
    • combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on non-integer modes. · f27017d1 
      	* combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
	non-integer modes.

From-SVN: r141096
      Joseph Myers committed
    • linux-atomic.c: Work around missing header file for hppa64-linux-gnu targets. · bca60f4c 
      2008-10-13  Matthias Klose  <doko@ubuntu.com>

	* gcc/config/pa/linux-atomic.c: Work around missing header file
	for hppa64-linux-gnu targets.

From-SVN: r141095
      Matthias Klose committed
    • invoke.texi (-mgen-cell-microcode): Document. · c921bad8 
      2008-10-13  Andrew Pinski  <andrew_pinski@playstation.sony.com>
            Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
            Trevor Smigiel  <Trevor_Smigiel@playstation.sony.com>
            Grace Cao  <grace_cao@playstation.sony.com>

        * doc/invoke.texi (-mgen-cell-microcode): Document.
        (-mwarn-cell-microcode): Document.
        * cfglayout.c (locator_location): Export.
        * rtl.h (locator_location): Define prototype.
        * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): New predicate.
        * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
        * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
        (mwarn-cell-microcode): New option.
        * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
        (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
        cell and not already set.
        Turn off string instructions if not generating cell microcode.
        (rs6000_final_prescan_insn): New function that warns about microcoded
        instructions.
        * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
        * config/rs6000/rs6000.md
        Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
        the instruction would have been microcoded on the Cell.
        Set cell_micro to always on unnamed patterns for the string instructions.
        (cell_micro): Update definition, remove load/store conditional microcoded.
        (sign_extend:DI): Define new pattern for non microcoded version.
        (sign_extend:SI): Likewise.
        (compare (div:P)): Set cell_micro to not.
        (andsi3): Define as an expand.
        (andsi3_mc): New pattern.
        (andsi3_nomc): New pattern.
        (andsi3_internal0_nomc): New pattern.
        (andsi3_internal2): Rename to ...
        (andsi3_internal2_mc): this and enable iff generating microcode.
        (andsi3_internal3): Rename to ...
        (andsi3_internal3_mc): this and enable iff generating microcode.
        (andsi3_internal4): Enable iif generating microcode.
        (andsi3_internal5): Rename to ..
        (andsi3_internal5_mc): this and enable iff generating microcode.
        (andsi3_internal5_nomc): New pattern.
        (extzvdi_internal1): Enable iff generating microcode.
        (extzvdi_internal2): Likewise.
        (rotlsi3_internal7): Set cell_micro to always if non immediate form.
        (anddi3): Change to expand.
        (anddi3_mc): Rename from anddi3.
        (anddi3_no_mc): New pattern.
        (anddi3_internal2): Rename to ..
        (anddi3_internal2_mc): this and enable iff generating microcode.
        (anddi3_internal2_nomc): New pattern.
        (anddi3_internal3): Rename to ..
        (anddi3_internal3_mc): this and enable iff generating microcode.
        (anddi3_internal3_nomc): New pattern.
        (movti_string): Set cell_micro to always if TARGET_STRING.
        (stmsi8): Set cell_micro to always.
        (stmsi7): Likewise.
        (stmsi6): Likewise.
        (stmsi5): Likewise.
        (stmsi4): Likewise.
        (stmsi3): Likewise.
        (stmsi8_power): Likewise.
        (stmsi7_power): Likewise.
        (stmsi6_power): Likewise.
        (stmsi5_power): Likewise.
        (stmsi4_power): Likewise.
        (stmsi3_power): Likewise.
        (movsi_update2): Enable iff generating microcode.
        (movhi_update3): Likewise.
        (lmw): Set cell_micro to always.



Co-Authored-By: Grace Cao <grace_cao@playstation.sony.com>
Co-Authored-By: Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
Co-Authored-By: Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>

From-SVN: r141094
      Andrew Pinski committed
    • re PR middle-end/37601 (gcc-4.4-20080919 ada build failure) · 0adef32b 
      	PR middle-end/37601
	* gcc-interface/utils.c (gnat_types_compatible_p): Handle
	NULL TYPE_DOMAIN.

From-SVN: r141092
      Jakub Jelinek committed
    • s390.md (UNSPEC_POOL_OFFSET): New constant. · dc66391d 
      gcc/
	* config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
	* config/s390/s390.c (machine_function): Remove
	decomposed_literal_pool_addresses_ok_p.
	(s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
	the difference of two labels.
	(s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
	(s390_pool_offset): New function.
	(s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
	(s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.

From-SVN: r141091
      Richard Sandiford committed
    • install.texi (powerpc-*-*): Require binutils 2.15. · 1590a115 
      	* doc/install.texi (powerpc-*-*): Require binutils 2.15.
	(powerpc*-*-linux-gnu*): Describe.
	* config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
	* config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
	config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
	config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
	config/rs6000/e500crtres32gpr.asm,
	config/rs6000/e500crtres64gpr.asm,
	config/rs6000/e500crtres64gprctr.asm,
	config/rs6000/e500crtrest32gpr.asm,
	config/rs6000/e500crtrest64gpr.asm,
	config/rs6000/e500crtresx32gpr.asm,
	config/rs6000/e500crtresx64gpr.asm,
	config/rs6000/e500crtsav32gpr.asm,
	config/rs6000/e500crtsav64gpr.asm,
	config/rs6000/e500crtsav64gprctr.asm,
	config/rs6000/e500crtsavg32gpr.asm,
	config/rs6000/e500crtsavg64gpr.asm,
	config/rs6000/e500crtsavg64gprctr.asm: Use it.
	* config/rs6000/crtsavres.asm: Really remove.

From-SVN: r141090
      Nathan Froyd committed
    • * cp-tree.h (DECL_MAIN_P): Fix parentheses around expression. · 7f7aa9e1 
      From-SVN: r141088
      Doug Evans committed
    • Fix PR/25502 · 94564826 
      2008-10-13  Kai Tietz  <kai.tietz@onevision.com>

	Fix PR/25502
	* c-format.c (convert_format_name_to_system_name): Use
	TARGET_OVERRIDES_FORMAT_INIT.
	* config.gcc (extra_options): Add for mingw targets mingw.opt.
	* config/i386/mingw.opt: New.
	* config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
	* config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
	(ms_printf_length_specs): Removed const specifier.
	* doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
	* doc/invoke.texi (Wno-pedantic-ms-format): New.
	* testsuite/gcc.dg/format/ms-format1.c: New.

From-SVN: r141087
      Kai Tietz committed
    • configure.ac (MPFR check): Bump minimum version to 2.3.0 and recommended version to 2.3.2. · 36c713e0 
      	* configure.ac (MPFR check): Bump minimum version to 2.3.0 and
	recommended version to 2.3.2.

	* configure: Regenerate.

gcc:
	* builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
	* doc/install.texi: Bump recommended MPFR to 2.3.2.
	
fortran:
	* simplify.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.

From-SVN: r141085
      Kaveh R. Ghazi committed
    • Daily bump. · ae3fb6fd 
      From-SVN: r141082
      GCC Administrator committed
  5. 12 Oct, 2008 7 commits
  7. 11 Oct, 2008 10 commits
    • re PR middle-end/37448 (cannot compile big function) · 57512f53 
      2008-10-11  Kenneth Zadeck <zadeck@naturalbridge.com>

	PR rtl-optimization/37448
	* df.h: (df_ref_class): New enum.
	(DF_REF_TYPE_NAMES, df_ref_extract): Removed.
	(struct df_ref): Replaced with union df_ref_d.
	(df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
	New members of df_ref_d union.
	(DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
	DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
	DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
	DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
	DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
	DF_REF_EXTRACT_MODE): Replaced definition to access union
	df_ref_d.
       	(DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
	(df_scan_bb_info, df_bb_regno_first_def_find,
	df_bb_regno_last_def_find, df_find_def, df_find_use,
	df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
	debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
	df_ref_create, df_ref_remove, df_compute_accessed_bytes,
	df_get_artificial_defs, df_get_artificial_uses, union_defs)
	Replaced struct df_ref * with df_ref.
	* df-scan.c (df_collection_rec, df_null_ref_rec,
	df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
	df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
	df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
	df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
	df_reorganize_refs_by_reg_by_reg,
	df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
	df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
	df_sort_and_compress_refs, df_install_ref, df_install_refs,
	df_ref_record, df_get_conditional_uses, df_get_call_refs,
	df_bb_refs_record, df_exit_block_uses_collect,
	df_record_exit_block_uses, df_reg_chain_mark,
	df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
	df_ref * with df_ref.
	(df_ref_record, df_uses_record, df_ref_create_structure): Added
	df_ref_class parameter.
	(df_scan_problem_data): Added new pools for different types of
	refs.
	(df_scan_free_internal, df_scan_alloc, df_free_ref,
	df_ref_create_structure): Processed new ref pools.
	(df_scan_start_dump): Added counts of refs and insns.
	(df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
	df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
	df_entry_block_defs_collect, df_exit_block_uses_collect): Added
	code to pass df_ref_class down to ref creation functions.
	(df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
	df_reg_chain_mark): Use macros to hide references to df_refs.
	(df_ref_chain_change_bb): Removed.
	(df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
	(df_ref_equal_p, df_ref_compare, df_ref_create_structure):
	Enhanced to understand df_ref union structure.
	* fwprop.c (local_ref_killed_between_p, use_killed_between,
	all_uses_available_at, update_df, try_fwprop_subst,
	forward_propagate_subreg, forward_propagate_and_simplify,
	forward_propagate_into, fwprop, fwprop_addr): Replaced struct
	df_ref * with df_ref.
	(use_killed_between, all_uses_available_at): Use macros to hide
	references to df_refs.
	* regstat.c (regstat_bb_compute_ri,
	regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
	df_ref.
	* see.c (see_handle_relevant_defs, see_handle_relevant_uses,
	see_handle_relevant_refs, see_analyze_one_def,
	see_update_relevancy, see_propagate_extensions_to_uses): Replaced
	struct df_ref * with df_ref.
	* ra-conflict.c (record_one_conflict, clear_reg_in_live,
	global_conflicts): Replaced struct df_ref * with df_ref.
	* ddg.c (create_ddg_dep_from_intra_loop_link,
	add_cross_iteration_register_deps, build_inter_loop_deps):
	Replaced struct df_ref * with df_ref.
	(create_ddg_dep_from_intra_loop_link,
	add_cross_iteration_register_deps): Use macros to hide references
	to df_refs.
	* auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
	df_ref * with df_ref.
	* df-core.c (df_bb_regno_first_def_find,
	df_bb_regno_last_def_find, df_find_def, df_find_use,
	df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
	debug_df_ref): Replaced struct df_ref * with df_ref.
	(df_mws_dump, df_ref_debug): Use macros to hide references to
	df_refs.
	* cse.c (cse_extended_basic_block): Replaced struct df_ref * with
	df_ref.
	* web.c (union_defs, entry_register, replace_ref, web_main):
	Replaced struct df_ref * with df_ref.
	(union_defs, replace_ref): Use macros to hide references to
	df_refs.
	* global.c (compute_regs_asm_clobbered, build_insn_chain):
	Replaced struct df_ref * with df_ref.
	* ifcvt.c (dead_or_predicable): Replaced struct df_ref * with
	df_ref.
	* sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
	Replaced struct df_ref * with df_ref.
	* ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
	mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
	with df_ref.
	* local-alloc.c (block_alloc): Replaced struct df_ref * with
	df_ref.
	* df-byte-scan.c (df_compute_accessed_bytes_extract,
	df_compute_accessed_bytes_strict_low_part,
	df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
	Replaced struct df_ref * with df_ref.
	(df_compute_accessed_bytes): Use macros to hide references to
	df_refs.
	* init-regs.c (initialize_uninitialized_regs): Replaced struct
	df_ref * with df_ref.
	* loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
	check_dependency, check_dependencies, record_uses): Replaced
	struct df_ref * with df_ref.
	(invariant_for_use, check_dependency): Use macros to hide
	references to df_refs.
	* loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
	get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
	iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
	(iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
	references to df_refs.
	* ira.c (compute_regs_asm_clobbered): Replaced struct df_ref * with df_ref.
	* combine.c (create_log_links): Replaced struct df_ref * with df_ref.
	* df-problems.c (df_rd_bb_local_compute_process_def,
	df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
	df_chain_unlink_1, df_chain_unlink, df_chain_copy,
	df_chain_remove_problem, df_chain_create_bb_process_use,
	df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
	df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
	df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
	df_byte_lr_simulate_artificial_refs_at_top,
	df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
	df_note_bb_compute, df_note_add_problem, df_simulate_defs,
	df_simulate_uses, df_simulate_artificial_refs_at_end,
	df_simulate_artificial_refs_at_top): Replaced struct df_ref * with df_ref.
	(df_chain_dump): Use macros to hide
	references to df_refs.
	* config/mips/mips.c (r10k_simplify_address): Replaced struct
	df_ref * with df_ref.
	* dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
	mark_artificial_uses, mark_reg_dependencies,
	byte_dce_process_block): Replaced struct df_ref * with df_ref.

From-SVN: r141067
      Kenneth Zadeck committed
    • Really commit rs6000.opt · 4849e836 
      From-SVN: r141066
      David Edelsohn committed
    • tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in head comment. · 9f7ccf69 
      	* tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
	head comment.
	(array_ref_element_size): Likewise.
	(array_ref_low_bound): Likewise.
	(array_ref_up_bound): Likewise.
	* expr.c (contains_packed_reference): Likewise.
	(array_ref_element_size): Likewise.
	(array_ref_low_bound): Likewise.
	(array_ref_up_bound): Likewise.
	* tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
	with ARRAY_RANGE_REF.
	(idx_find_step): Likewise.
	(idx_record_use): Likewise.
	(strip_offset_1): Likewise.
	(idx_remove_ssa_names): Likewise.

From-SVN: r141065
      Eric Botcazou committed
    • cpuid.h (__cpuid_count): New defines. · cb0dee88 
      	* config/i386/cpuid.h (__cpuid_count): New defines.
	* config/i386/driver-i386.c (struct cache_desc): New structure.
	(describe_cache): Use struct cache_desc to pass cache descriptions.
	(detect_l2_cache): Ditto. Rename from decode_l2_cache.
	(detect_caches_amd): Use struct cache_desc to describe caches.
	(decode_caches_intel): Use struct cache_desc to pass cache
	descriptions.  Update descriptions to match latest (rev -032,
	December 2007) CPUID documentation.  Do not check valid bit here.
	Check for Xeon MP value 0x49 problems.
	(detect_caches_cpuid2): New function, split from detect_caches_intel.
	Check valid bit before calling decode_caches_intel.  Detect number
	of times to repeat CPUID instruction.
	(detect_caches_cpuid4): New function.
	(detect_caches_intel): Depending on max_level, call
	detect_caches_cpuid2 or detect_caches_cpuid4.  Call detect_l2_cache
	only when other methods fail to provide valid L2 cache description.

From-SVN: r141064
      Uros Bizjak committed
    • re PR middle-end/37608 (libgcc2.c:1981: ICE: vector VEC(m em_ref_p,base) index… · e40375e0 
      re PR middle-end/37608 (libgcc2.c:1981: ICE: vector VEC(m em_ref_p,base) index domain error, in create_vop_ref_mapping_loop at tree-ssa-lo op-im.c:1519)

	PR middle-end/37608
	* pa.md (call, call_value): Generate an rtx for register r4 and pass
	it to PIC call patterns.
	(call_symref_pic): Revise pattern to expose PIC register save.  Remove
	code generation and attributes from pattern.  Change peephole2 to split
	for noreturn case.  Revise split pattern for non noreturn case.
	(call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
	call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
	* pa.c (attr_length_call): Simplify extraction of call rtx.  Add some
	asserts.

From-SVN: r141063
      John David Anglin committed
    • rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT. · e47911ce 
              * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
        (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
        and fp_type.
        (divdf3): Reformat long line.

From-SVN: r141062
      David Edelsohn committed
    • rs6000.c (rs6000_parse_fpu_option): Interpret -mfpu options. · 0bb7b92e 
      2008-10-11  Michael J. Eager  <eager@eagercon.com>

        * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
        -mfpu options.
        (rs6000_handle_option): Process -mfpu options.
        * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
        (enum fpu_type_t): New.
        * config/rs6000/rs6000.md (attr fp_type): New.
        Include xfpu.md.
        (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
        fp_type.
        (floatsisf2): Remove TARGET_SINGLE_FPU condition.
        (floatdidf2): Add TARGET_SINGLE_FPU condition.
        * config/rs6000/rs6000.opt (-mfpu): New.
        (-mxilinx-fpu): New.
        * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
        * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
        * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
        * gcc/config.gcc: powerpc-xilinx-eabi target: New.
        * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.

From-SVN: r141059
      Michael J. Eager committed
    • re PR fortran/37794 (Fortran module overloading regression) · 91a9632c 
      2008-10-11  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/37794
	* module.c (check_for_ambiguous): Remove redundant code.

2008-10-11  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/37794
	* gfortran.dg/used_types_24.f90: New test.

From-SVN: r141057
      Paul Thomas committed
    • re PR target/35760 (ICE with complex types and -static on PPC darwin) · 506a7bc8 
      	PR target/35760
	* config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
	LO_SUM on Darwin if mode has just one unit.

	* gcc.c-torture/compile/pr35760.c: New test.

From-SVN: r141055
      Jakub Jelinek committed
    • Daily bump. · 8d220152 
      From-SVN: r141053
      GCC Administrator committed
  9. 10 Oct, 2008 6 commits
    • re PR debug/37002 (No debug info on unreferenced parameters after stack alignment) · 35bb4945 
      2008-10-10  H.J. Lu  <hongjiu.lu@intel.com>

	PR debug/37002
	* dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
	has been optimized out.

From-SVN: r141049
      H.J. Lu committed
    • sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P. · dc3ba671 
      gcc/
	* config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
	instead of PIC_DIRECT_ADDR_P.
	(SECONDARY_INPUT_RELOAD_CLASS): Likewise.
	(IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
	(IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
	(PIC_OFFSET_P): Rename to...
	(PCREL_SYMOFF_P): ...this.
	(PIC_DIRECT_ADDR_P): Delete.
	(MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
	PIC_OFFSET_P.
	(OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
	single argument.  Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
	UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
	* config/sh/sh.c (print_operand): Remove CONST handling.
	(unspec_caller_rtx_p): Rewrite to use split_const and check
	the operands of UNSPEC bases.
	(fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
	with (unspec [A B] UNSPEC_SYMOFF).
	(nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
	UNSPEC_PCREL_SYMOFF.
	(sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
	* config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
	(UNSPEC_EXTRACT_U16): Likewise.
	(UNSPEC_SYMOFF): Likewise.
	(UNSPEC_PCREL_SYMOFF): Likewise.
	(movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
	of constants.
	(movsi_const_16bit): Likewise.
	(movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
	(GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
	with (unspec [A B] UNSPEC_PCREL_SYMOFF).
	(sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
	with (unspec [A B] UNSPEC_SYMOFF).
	(symPLT_label2reg): Replace (minus A (minus B pc)) with
	 (unspec [A B] PCREL_UNSPEC_SYMOFF).
	* config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
	(Csu): Likewise UNSPEC_EXTRACT_U16.
	(Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
	(Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.

From-SVN: r141046
      Richard Sandiford committed
    • re PR c++/37146 (Invalid types with COND_EXPR) · bbdf5682 
      	PR c++/37146
	* cp-gimplify.c (cp_genericize_r): Fix up bitfield operands of
	COND_EXPR.

	* g++.dg/torture/pr37146-1.C: New test.
	* g++.dg/torture/pr37146-2.C: New test.
	* g++.dg/expr/bitfield10.C: New test.

From-SVN: r141045
      Jakub Jelinek committed
    • invoke.texi (Optimize Options): Fix typo in examples for loop strip mining and loop blocking. · e14165f4 
      2008-10-10  Stepan Kasal  <skasal@redhat.com>

	* gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
	for loop strip mining and loop blocking.

From-SVN: r141042
      Stepan Kasal committed
    • 24803.cc: Avoid uninitialized warnings. · 6cbdd6b2 
      2008-10-10  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/20_util/reference_wrapper/24803.cc: Avoid uninitialized
	warnings.

From-SVN: r141041
      Paolo Carlini committed
    • system_error (native_category): Remove. · 4661c8fd 
      2008-10-10  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/system_error (native_category): Remove.
	(posix_category): Add.
	(error_code::error_code(_ErrorCodeEnum, typename enable_if<>:type*):
	Fix _M_cat initialization.
	(error_code::operator=(_ErrorCodeEnum)): Assign _M_cat too.
	(error_condition::_M_cat, error_condtion::operator=
	(_ErrorConditionEnum)): Implement resolution of DR 804.
	(error_condition::error_condition(_ErrorConditionEnum, typename
	enable_if<>:type*): Fix.
	(error_condition::clear, error_condition::assign): Implement.
	(operator==, operator!=): Fix uglification of parameters.
	(make_error_code, make_error_condition): Define in namespace
	posix_error.
	(operator<<(basic_ostream<>&, const error_code&)): Define here.
	* include/std/ostream (operator<<(basic_ostream<>&,
	const error_code&)): Do not define here.
	* testsuite/19_diagnostics/error_condition/cons/1.cc: New.	
	* testsuite/19_diagnostics/error_condition/operators/bool.cc: Likewise.
	* testsuite/19_diagnostics/error_condition/operators/bool_neg.cc:
	Likewise.
	* testsuite/19_diagnostics/error_condition/operators/equal.cc:
	Likewise.
	* testsuite/19_diagnostics/error_condition/operators/not_equal.cc:
	Likewise.
	* testsuite/19_diagnostics/error_code/cons/1.cc: Tweak.
	* testsuite/19_diagnostics/error_category/cons/copy_neg.cc: Adjust
	dg-error line numbers.
	* testsuite/30_threads/unique_lock/locking/2.cc: Tweak.

	* testsuite/util/testsuite_error.h: Minor tweaks.
	* testsuite/util/testsuite_hooks.cc: Avoid uninitialized warning.

From-SVN: r141039
      Paolo Carlini committed