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  1. 21 Oct, 2011 13 commits
    • reg-notes.def (DEP_CONTROL): New. · e2724e63 
      	* reg-notes.def (DEP_CONTROL): New.
	* sched-ebb.c (add_deps_for_risky_insns): Add a REG_DEP_CONTROL when
	not doing speculation.
	* rtlanal.c (record_hard_reg_sets, find_all_hard_reg_sets,
	record_hard_reg_uses_1, record_hard_reg_uses): New functions.
	* function.c (record_hard_reg_sets, record_hard_reg_uses,
	record_hard_reg_uses_1): Remove; move to rtlanal.c.
	* lists.c (copy_INSN_LIST, concat_INSN_LIST): New functions.
	* haifa-sched.c: Swap includes of "rtl.h" and "hard-reg-set.h".
	(MUST_RECOMPUTE_SPEC_P): New macro.
	(real_insn_for_shadow): New function.
	(cond_clobbered_p, recompute_todo_spec, check_clobbered_conditions,
	toggle_cancelled_flags): New static functions.
	(schedule_insn): Relax an assert to only check for empty hard back
	dependencies.  Skip cancelled dependencies.  Call
	check_clobbered_conditions.
	(copy_insn_list): Remove function, renamed moved to lists.c.
	(save_backtrack_point): Use new spelling copy_INSN_LIST.
	(unschedule_insns_until): Ensure TODO_SPEC is reset properly.
	(restore_last_backtrack_point): Likewise.  Call toggle_cancelled_flags.
	(estimate_insn_tick): Ignore cancelled dependencies.
	(haifa_speculate_insn): Move declaration.
	(try_ready): Move code into recompute_todo_spec and call it.  Tweak
	some asserts.  Ensure predicated patterns are restored if necessary.
	Dump DEP_CONTROL flag.
	(haifa_change_pattern): Merge with sched_change_pattern.
	(sched_change_pattern): Remove function.
	* sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP): Remove.  All
	uses changed to simply not test NON_FLUSH_JUMP_P.
	(ds_to_dk, dk_to_ds, dump_dep, ds_to_dt, dump_ds, check_dep): Handle
	REG_DEP_CONTROL.
	(dep_spec_p): If DO_PREDICATION, REG_DEP_CONTROL is speculative.
	(reg_pending_control_uses, control_dependency_cache): New static
	variables.
	(sched_get_reverse_condition_uncached): New function.
	(sd_find_dep_between): Remove pointless assert.  Look in
	control_dependency_cache.
	(ask_dependency_caches, set_dependency_caches, sd_delete_dep,
	extend_dependency_caches, sched_deps_finish): Handle REG_DEP_CONTROL
	and control_dependency_cache.
	(sd_unresolve_dep): Use dep_spec_p.
	(add_dependence): Now a wrapper around add_dependence_1, handling
	REG_DEP_CONTROL specially.
	(flush_pending_lists): Clear pending_jump_insns.
	(sched_analyze_1): Handle pending_jump_insns like a memory flush.
	(sched_analyze_2): Unconditionally add to pending memory flushes,
	keep previous behaviour but apply it to pending_jump_insns instead.
	(sched_analyze_insn): Defer adding jump reg dependencies using
	reg_pending_control_uses; add them to the control_uses list.  Handle
	pending_jump_insns and control_uses when adding dependence lists.
	(deps_analyze_insn): Update INSN_COND_DEPS.
	(deps_analyze_insn): Add jumps to pending_jump_insns rather than
	last_pending_memory_flush.
	(init_deps): Initialize pending_jump_insns.
	(free_deps): Free control_uses.
	(remove_from_deps): Remove from pending_jump_insns.
	(init_deps_global): Allocate reg_pending_control_uses).
	(finish_deps_global): Free it.
	(add_dependence_1): Renamed from add_dependence.  Handle
	REG_DEP_CONTROL.
	* rtl.h (record_hard_reg_uses, find_all_hard_reg_sets): Declare.
	(copy_INSN_LIST, concat_INSN_LIST): Declare.
	* sched-int.h (struct deps_reg): Add control_uses.
	(struct deps_desc): Add pending_jump_insns.
	(struct _haifa_deps_insn_data): Add cond_deps.
	(struct _haifa_insn_data): Add must_recompute_spec and predicated_pat.
	(INSN_COND_DEPS, PREDICATED_PAT): New macros.
	(BITS_PER_DEP_WEAK): Adjust for two extra bits in the word.
	(DEP_CONTROL): New macro.
	(DEP_TYPES): Include it.
	(HARD_DEP): Adjust definition.
	(DEP_CANCELLED): New macro.
	(enum SCHED_FLAGS): Add DO_PREDICATION.
	(sched_get_reverse_condition_uncached, real_insn_for_shadow): Declare.
	* sched-rgn.c (concat_INSN_LIST): Remove function.
	(deps_join): Handle pending_jump_insns.
	(free_pending_lists): Likewise.
	* config/c6x/c6x.c (c6x_set_sched_flags): Set DO_PREDICATION for final
	schedule.

From-SVN: r180302
      Bernd Schmidt committed
    • re PR c++/50811 ([C++0x] G++ rejects class-virt-specifier if class-head-name… · b9af306b 
      re PR c++/50811 ([C++0x] G++ rejects class-virt-specifier if class-head-name includes nested-name-specifier)

	PR c++/50811
	* parser.c (cp_parser_class_head): Parse virt-specifiers
	regardless of whether an id is present

From-SVN: r180301
      Ville Voutilainen committed
    • Fix gnat.dg testing with linker plugin check · d75b2721 
      	* lib/gcc-dg.exp (GCC_UNDER_TEST): Set before calling
	check_linker_plugin_available.

From-SVN: r180300
      Rainer Orth committed
    • re PR target/50820 ([avr] Use EIND consistently) · d573919e 
      	PR target/50820
	* config/avr/libgcc.S (__EIND__): New define to 0x3C.
	(__tablejump__): Consistently use EIND for indirect jump/call.
	(__tablejump_elpm__): Ditto.

From-SVN: r180299
      Georg-Johann Lay committed
    • c6x.md (attr "op_pattern"): New. · 8076c3e3 
      	* config/c6x/c6x.md (attr "op_pattern"): New.
	(load_sdata_pic, mov<mode>_insn for QIHIM and SISFVM): Set it.
	* config/c6x/c6x-mult.md.in (mulhi3_VARIANT_, mulhisi3_insn_VARIANT_):
	Likewise.
	* config/c6x/c6x-mult.md: Regenerate.
	* config/c6x/c6x.c: Include "regrename.h".
	(unit_req_table): New typedef.
	(unit_reqs): Use it for the declaration.
	(unit_req_factor, get_unit_reqs, merge_unit_reqs, unit_req_imbalance,
	get_unit_operand_masks, try_rename_operands, reshuffle_units): New
	static functions.
	(count_unit_reqs): New arg reqs.  All callers changed.  Use
	get_unit_reqs, and don't merge here.
	(res_mii): New arg reqs.  All callers changed.  Rewrite to use a loop
	using unit_req_factor.
	(hwloop_optimize): Call reshuffle_units.  Call merge_unit_reqs after
	count_unit_reqs.
	(c6x_reorg): Add reg notes problem, and call df_analyze.
	* Makefile.in ($(out_object_file)): Depend on regrename.h.

From-SVN: r180296
      Bernd Schmidt committed
    • branch-cost1.c: New test. · bb35fdd0 
              * gcc.target/i386/branch-cost1.c: New test.
        * gcc.target/i386/branch-cost2.c: New test.
        * gcc.target/i386/branch-cost3.c: New test.
        * gcc.target/i386/branch-cost4.c: New test.

        * fold-const.c (simple_operand_p_2): Handle integral
        casts from boolean-operands.

From-SVN: r180295
      Kai Tietz committed
    • Fix several ChangeLog errors. · b867358a 
      From-SVN: r180294
      Rainer Orth committed
    • cgraph.c (dump_cgraph_node): Dump alias flag. · 25e2c40d 
      	* cgraph.c (dump_cgraph_node): Dump alias flag.
	* cgraphunit.c (handle_alias_pairs): Handle weakrefs with no destination.
	(get_alias_symbol): New function.
	(output_weakrefs): Output also weakrefs with no destinatoin.
	(lto_output_node): Output weakref alias flag when at function boundary.

From-SVN: r180292
      Jan Hubicka committed
    • re PR target/50809 (driver-arm.c:55:11: error: anonymous type with no linkage… · 49008cb9 
      re PR target/50809 (driver-arm.c:55:11: error: anonymous type with no linkage used to declare variable '<anonymous struct> vendors []' with linkage [-Werror])

2011-10-21  Andrew Stubbs  <ams@codesourcery.com>

	PR target/50809

	gcc/
	* config/arm/driver-arm.c (vendors): Make static.

From-SVN: r180289
      Andrew Stubbs committed
    • i386.c (ix86_emit_swdivsf): Force b into register. · efc15405 
      	* config/i386/i386.c (ix86_emit_swdivsf): Force b into register.
	(ix86_emit_swsqrtsf): Force a into register.

From-SVN: r180287
      Uros Bizjak committed
    • regcprop.c (copyprop_hardreg_forward_1): Update recog_data after validate_change wipes it out. · 3147591f 
      	* regcprop.c (copyprop_hardreg_forward_1): Update recog_data
	after validate_change wipes it out.

From-SVN: r180284
      Mike Stump committed
    • spu.md ("vec_permv16qi"): Reduce selector modulo 32 before using the shufb instruction. · b66cf46e 
      	* config/spu/spu.md ("vec_permv16qi"): Reduce selector modulo 32
	before using the shufb instruction.

From-SVN: r180283
      Ulrich Weigand committed
    • Daily bump. · d2a80c9f 
      From-SVN: r180282
      GCC Administrator committed
  3. 20 Oct, 2011 27 commits