+2009-09-08 Jan Hubicka <jh@suse.cz>
+
+ * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
+ * params.def (early-inlining-insns): Likewise.
+
+2009-09-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/41239
+ * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
+ * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
+ lists.
+ * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
+ across calls, as the calls might not always return normally.
+ (call_may_noreturn_p): New function.
+ (deps_analyze_insn): Update last_function_call_may_noreturn list.
+ (init_deps): Initialize it.
+ (remove_from_deps): Also remove calls from
+ last_function_call_may_noreturn list.
+
+2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
+ (attr "addrtype"): New member "spreg".
+ Use it if mem_spfp_address_operand is true for the address.
+ (attr "type"): New entry "stall".
+ (cpu_unit "load"): New.
+ (insn_reservations "load32", "loadp", "loadi"): Add reservation of
+ "load".
+ (insn_reservation "loadsp"): New.
+ (insn_reservation "load_stall1"): New.
+ (insn_reservation "load_stall3"): New.
+ (stall): New insn.
+ * config/bfin/predicates.md (const1_operand, const3_operand): New.
+ (mem_p_address_operand): Exclude stack and frame pointer based
+ addresses.
+ (mem_spfp_address_operand): New; match them here.
+ * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
+ (bfin_reorg): Call it if scheduling insns.
+ (bfin_gen_bundles): Remove dummy insns created by
+ add_sched_insns_for_speculation.
+
+ From Jie Zhang <jie.zhang@analog.com>:
+ * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
+ bfin_si_revision, bfin_workarounds): Move these ...
+ * config/bfin/bfin.h: ... here.
+
+ From Mike Frysinger <michael.frysinger@analog.com>
+ * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
+ BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
+ * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m, bf547m,
+ bf548m, and bf549m.
+ * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
+ for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M, __ADSPBF547M__
+ for BFIN_CPU_BF547M, __ADSPBF548M__ for BFIN_CPU_BF548M, and
+ __ADSPBF549M__ for BFIN_CPU_BF549M.
+ * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
+ bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
+ * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
+ * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
+ * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
+ bf542m, bf544m, bf547m, bf548m, and bf549m.
+
+ From Jie Zhang <jie.zhang@analog.com>:
+ * config/bfin/predicates.md (p_register_operand): New
+ predicate.
+ (dp_register_operand): New predicate.
+ * config/bfin/bfin-protos.h (WA_05000074): Define.
+ (ENABLE_WA_05000074): Define.
+ * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for
+ all cpus.
+ (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
+ * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
+ (define_attr addrtype): Allow load/store register to be
+ P register.
+ (define_attr storereg): New.
+ (define_cpu_unit anomaly_05000074): New.
+ (define_insn_reservation dsp32shiftimm): New.
+ (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
+ (define_insn_reservation loadp): Cannot use slot2.
+ (define_insn_reservation loadsp): Cannot use slot2.
+ (define_insn_reservation storep): Cannot use slot2. Does not
+ apply when working around 05000074.
+ (define_insn_reservation storep_anomaly_05000074): New.
+ (define_insn_reservation storei): Does not apply when working
+ around 05000074.
+ (define_insn_reservation storei_anomaly_05000074): New.
+ (define_attr length): Add dsp32shiftimm case.
+ (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
+ ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
+ movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
+ ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
+ Set type as dsp32shiftimm for dsp32shiftimm alternatives.
+
+2009-09-07 Martin Jambor <mjambor@suse.cz>
+
+ PR middle-end/41282
+ * tree-sra.c (create_artificial_child_access): Return NULL if
+ build_ref_for_offset fails.
+ (propagate_subacesses_accross_link): Allow build_ref_for_offset
+ and create_artificial_child_access to fail.
+
+2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
+
+ PR c++/41214
+ * unwind-dw2.c (uw_init_context_1): Mark noinline.
+ * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
+ * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
+
+2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
+ block, ensure it has an exit edge. Emit a barrier after a jump.
+
+2009-09-07 Nick Clifton <nickc@redhat.com>
+
+ * gcc.c (this_is_linker_script): New variable. Like
+ this_is_library_file but for the %T constructor.
+ (end_going_arg): If this_is_linker_script is set then locate the
+ script and insert a --script switch before it
+ (do_spec_2): Initialise this_is_linker_script.
+ (do_spec_1): Likewise. Handle %T construct.
+ (eval_spec_function): Preserve this_is_linker_script.
+ * doc/invoke.texi: Document %T construct in spec files.
+ * config/m32c/m32c.h (LIB_SPEC): Use it.
+
+2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
+ * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
+ when volatile flag is set.
+ * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
+
+2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR bootstrap/41241
+ * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
+ (combine_stack_adjustments_for_block): Allow insns between stack
+ adjustments and stores with corresponding pre-(dec|inc)rement or
+ pre-modify operation.
+
+2009-09-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/41241
+ * combine-stack-adj.c (struct csa_memlist): Rename to...
+ (struct csa_reflist): ... this. Rename mem field to ref.
+ (free_csa_memlist): Rename to...
+ (free_csa_reflist): ... this.
+ (record_one_stack_memref): Rename to...
+ (record_one_stack_ref): ... this. Handle also REG_P.
+ (try_apply_stack_adjustment): Handle also REG_P.
+ (struct record_stack_memrefs_data): Rename to...
+ (struct record_stack_refs_data): ... this. Rename memlist field to
+ reflist.
+ (record_stack_memrefs): Rename to...
+ (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
+ subexpressions instead of failing when a MEM contains SP references.
+ For SP itself in DEBUG_INSNs queue it also onto reflist chain.
+ (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
+
+2009-09-06 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/41144
+ * tree.c (build_array_type): Do not record types marked
+ with structural equality in the canonical type hashtable.
+
+2009-09-06 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/41261
+ * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
+
+2009-09-05 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/41181
+ * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
+
+2009-09-05 Richard Guenther <rguenther@suse.de>
+
+ PR debug/41273
+ * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
+
+2009-09-05 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/41271
+ * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
+ before comparing function argument types.
+
+2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ PR target/41024
+ * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
+ the assembler.
+
+2009-09-04 Uros Bizjak <ubizjak@gmail.com>
+
+ Revert:
+ 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
+ locators before emit_insn is called.
+
+2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR bootstrap/41241
+ * ira.c (update_equiv_reg): Revert my previous patch for the PR.
+ * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
+ (reginfo_init): Don't call allocate_reg_info.
+
+2009-09-04 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/41262
+ * config/alpha/alpha.c (alpha_does_function_need_gp): Use
+ NONDEBUG_INSN_P instead of INSN_P.
+
+2009-09-04 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/41225
+ * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
+
+2009-09-04 Alexandre Oliva <aoliva@redhat.com>
+
+ PR target/41252
+ * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
+ pattern of the split.
+
+2009-09-04 Alexandre Oliva <aoliva@redhat.com>
+
+ * toplev.c (process_options): Move setter of flag_var_tracking
+ before other tests that depend on it. Move down setter of
+ flag_rename_registers. Don't enable var-tracking-assignments
+ by default if selective scheduling is enabled. Warn if both
+ are enabled.
+
+2009-09-04 Alexandre Oliva <aoliva@redhat.com>
+
+ * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
+ comment. Use switch statement to catch overlaps between rtx
+ and tree codes. Accept FUNCTION_DECLs in addition to those in...
+ (IS_DECL_CODE): ... here. Remove.
+ (check_value_is_not_decl): Remove.
+ (dv_from_decl, dv_from_value): Check after conversion.
+
+2009-09-04 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/41257
+ * (cgraph_finalize_compilation_unit): Move finalizing aliases
+ after emitting tunks. Move emitting thunks and ctors from ...
+ (cgraph_optimize): ... here. Remove redundant
+ cgraph_analyze_functions.
+ * varasm.c (find_decl_and_mark_needed): Remove no longer
+ necessary check.
+ (finish_aliases_1): Adjust check for thunk aliases.
+
+2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
+
+ * config/arm/arm.md (ctzsi2): Added braces
+ to avoid warning that broke booststrap.
+
+2009-09-04 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/41112
+ * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
+ handle variable-bounded arrays.
+ (expr_with_var_bounded_array_refs_p): New function.
+ (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
+
+2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/2097.md: Removed two incorrect bypasses.
+ (z10_fsimpdf): Fixed latency.
+ (z10_fhex): New insn_reservation.
+ (z10_floaddf): Fixed latency.
+ (z10_floadsf): Fixed latency.
+ (z10_ftrunctf): Fixed latency.
+ (z10_ftruncdf): Fixed latency.
+ * config/s390/s390.c (z10_cost): Fixed values.
+ (s390_adjust_priority): Added z10 path.
+ * config/s390/s390.md (type): Added fhex.
+ (*mov<mode>_64dfp): Updated type attribute.
+ (*mov<mode>_64): Updated type attribute.
+ (*mov<mode>_31): Updated type attribute.
+ (*mov<mode>"): Likewise.
+ * config/s390/2084.md (x_fsimpdf): Updated condition.
+
+2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
+ RTXs in the predicate for operand 1.
+
+2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
+
+ * config/arm/arm.md (UNSPEC_RBIT): New constant.
+ (rbitsi2): New insn.
+ (ctzsi2): New expand.
+ * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
+
+2009-09-03 Martin Jambor <mjambor@suse.cz>
+
+ * tree-sra.c (duplicate_expr_for_different_base): Removed.
+ (create_artificial_child_access): Use build_ref_for_offset instead
+ of duplicate_expr_for_different_base.
+ (propagate_subacesses_accross_link): Likewise.
+
+2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
+ of INSN_P.
+ (mips16e_collect_argument_saves): Skip debug instructions.
+ (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
+ (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
+ (r10k_insert_cache_barriers): Likewise.
+ (mips_reorg_process_insns): Likewise.
+
+2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR bootstrap/41241
+ * ira.c (update_equiv_reg): Remove check on class likely spill.
+
+2009-09-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/41236
+ * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
+ SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
+ it or SUBREG.
+
+ PR debug/41238
+ * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
+ the stack slot if it is passed by invisible reference.
+ * var-tracking.c (vt_add_function_parameters): Handle arguments passed
+ by invisible reference.
+
+2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
+ * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
+ * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
+ 0.
+ * config/bfin/sync.md: New file.
+ * config/bfin/bfin.md: Include it.
+ (UNSPEC_ATOMIC): New.
+ (UNSPEC_ONES): Provide a unique number.
+
+ From Jie Zhang <jie.zhang@analog.com>:
+ * config/bfin/bfin.c (ret_regs): New.
+ (must_save_fp_p): Don't return true because of frame_pointer_needed.
+ (must_save_rets_p): New.
+ (n_regs_saved_by_prologue): Use must_save_rets_p instead of
+ current_function_is_leaf.
+ (do_link): Likewise.
+ (do_unlink): Likewise.
+ (expand_interrupt_handler_prologue): Use ret_regs array.
+ (expand_interrupt_handler_epilogue): Use ret_regs array and
+ pass return register to gen_return_internal.
+ (bfin_expand_epilogue): Pass return register to
+ gen_return_internal.
+ (bfin_expand_call): Explicitly clobber RETS.
+ * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
+ * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
+ call_insn_fdpic, call_value_insn_fdpic, call_symbol,
+ call_value_symbol, call_insn, call_value_insn): Explicitly clobber
+ RETS.
+ (return_internal): Take a reg rtx rather than the register number.
+
+2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
+ when comparing against estimated_loop_iterations_int return.
+
+2009-09-03 Richard Guenther <rguenther@suse.de>
+
+ * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
+ eh_personality_libfunc.
+
+2009-09-03 Razya Ladelsky <razya@il.ibm.com>
+
+ * tree-parloops.c (separate_decls_in_region): Add space.
+
+2009-09-03 Razya Ladelsky <razya@il.ibm.com>
+
+ * tree-parloops.c (separate_decls_in_region): Change the condition
+ checking if there are reductions in the loop.
+
+2009-09-03 Razya Ladelsky <razya@il.ibm.com>
+
+ PR tree-optimization/38275
+ * tree-parloops.c (parallelize_loops): Replace profitability condition
+ for expected number of iterations.
+
+2009-09-03 Alexandre Oliva <aoliva@redhat.com>
+
+ * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
+ (bootstrap-debug): Explain conditions in which it becomes default.
+ (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
+ make it add to it.
+
2009-09-03 Namhyung Kim <namhyung@gmail.com>
* doc/invoke.texi (Optimize Options): Move
* doc/invoke.texi (-fsched-pressure): Document it.
(-fsched-reg-pressure-heuristic): Remove it.
-
+
* reload.c (ira.h): Include.
(find_reloads): Add choosing reload on number of small spilled
classes.
-
+
* haifa-sched.c (ira.h): Include.
(sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
saved_reg_pressure, curr_reg_live, saved_reg_live,
(fix_tick_ready): Make insn always ready if pressure_p.
(init_h_i_d): Don't call find_insn_reg_weight.
(haifa_finish_h_i_d): Free insn reg pressure info.
-
+
* ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
ira_memory_move_cost, ira_class_hard_regs,
ira_class_hard_regs_num, ira_no_alloc_regs,
implicit sets when clearing reg_last_in_use.
(init_deps_global): Clear implicit_reg_pending_clobbers and
implicit_reg_pending_uses.
-
+
* ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
ira_memory_move_cost, ira_class_hard_regs,
ira_class_hard_regs_num, ira_no_alloc_regs,
ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
(ira_setup_eliminable_regset, ira_set_pseudo_classes,
ira_implicitly_set_insn_hard_regs): New prototypes.
-
+
* ira-costs.c (pseudo_classes_defined_p, allocno_p,
cost_elements_num): New variables.
(allocno_costs, total_costs): Rename to costs and
(resize_reg_info): Change return type.
(reg_cover_class): New.
(setup_reg_classes): Add new parameter.
-
+
* sched-int.h (struct deps_reg): New member implicit_sets.
(sched_pressure_p, sched_regno_cover_class): New external
definitions.
macros.
(sched_init_region_reg_pressure_info,
sched_setup_bb_reg_pressure_info): New prototypes.
-
- * reginfo.c (struct reg_pref): New member coverclass.
+
+ * reginfo.c (struct reg_pref): New member coverclass.
(reg_cover_class): New function.
(reginfo_init, pass_reginfo_init): Move after free_reg_info.
(reg_info_size): New variable.
* sched-rgn.c (deps_join): Set up implicit_sets.
(schedule_region): Set up region and basic blocks pressure
relative info.
-
+
* passes.c (init_optimization_passes): Move
pass_subregs_of_mode_init before pass_sched.
-
+
2009-09-02 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (struct access): New field grp_hint.
Revert:
2009-07-31 Christian Bruel <christian.bruel@st.com>
* gcc/config.gcc (sh*-*-elf): test with_libgloss.
-
+
2009-09-01 Alexandre Oliva <aoliva@redhat.com>
* doc/invoke.texi (-fvar-tracking-assignments): New.
* rtlanal.c (reg_used_between_p): Skip debug insns.
(side_effects_p): Likewise.
(canonicalize_condition): Likewise.
- * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
+ * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
insns never depend on debug insns.
(create_ddg_dep_no_link): Likewise.
(add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
(contributes_to_priority): Skip debug insns.
(dep_list_size): New.
(priority): Use it.
- (rank_for_schedule): Likewise. Schedule debug insns as soon as
+ (rank_for_schedule): Likewise. Schedule debug insns as soon as
they're ready. Disregard previous debug insns to make decisions.
(queue_insn): Never queue debug insns.
(ready_add, ready_remove_first, ready_remove): Count debug insns.
val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
(output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
component instead of HOST_BITS_PER_LONG.
- (output_loc_operands): Likewise. For const8* assert
+ (output_loc_operands): Likewise. For const8* assert
HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
(output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
rather than HOST_BITS_PER_LONG is >= 64.
and var needs to be modified.
(dataflow_set_union): Set traversed_vars during canonicalization.
(VALUE_CHANGED, DECL_CHANGED): Define.
- (set_dv_changed, dv_changed_p): New static inlines.
+ (set_dv_changed, dv_changed_p): New static inlines.
(track_expr_p): Clear DECL_CHANGED.
(dump_dataflow_sets): Set it.
(variable_was_changed): Call set_dv_changed.
2009-09-01 Richard Henderson <rth@redhat.com>
- * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
+ * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
stmt_ends_pp_p statements at least once.
* tree-vrp.c (vrp_initialize): Likewise.
(vrp_visit_stmt): Be prepared for non-interesting stmts.
(mep_return_in_memory): Zero-sized objects are passed in memory.
(mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
-
2009-08-31 Richard Guenther <rguenther@suse.de>
* builtins.c (fold_builtin_memory_op): Use the alias oracle
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