Eric Botcazou [Sat, 10 Nov 2012 15:32:32 +0000 (15:32 +0000)]
expr.c (store_field): Remove TYPE parameter.
* expr.c (store_field): Remove TYPE parameter. Remove block of code
dealing with BLKmode in registers. Reimplement this support using
pseudo-registers and bit-field techniques.
(store_constructor_field): Remove TYPE parameter and adjust calls to
store_field.
(expand_assignment): Adjust calls to store_field. Add comment.
(store_expr): Add comment.
(store_constructor): Adjust calls to store_constructor_field.
(expand_expr_real_2): Adjust call to store_field.
Ed Smith-Rowland [Sat, 10 Nov 2012 00:08:49 +0000 (00:08 +0000)]
Implement a flag -fext-numeric-literals that allows control of whether GNU...
Implement a flag -fext-numeric-literals that allows control of whether GNU
numeric suffix extensions are parsed or passed to C++ as user-defined literals.
re PR rtl-optimization/55154 (ICE: in curr_insn_transform, at lra-constraints.c:2702 with custom flags)
2012-11-09 Vladimir Makarov <vmakarov@redhat.com>
PR tree-optimization/55154
* lra-int.h (LRA_LOSER_COST_FACTOR, LRA_MAX_REJECT): New macros.
* lra.c (setup_operand_alternative): Use them.
* lra-constraints.c (LOSER_COST_FACTOR, MAX_OVERALL_COST_BOUND):
Remove.
(process_alt_operands): Use LRA_LOSER_COST_FACTOR and
LRA_MAX_REJECT. Accumulate reject instead of setting for
non-const.
(curr_insn_transform): Initialize best_losers and best_overall by
INT_MAX.
2012-11-09 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/55154
* gcc.target/i386/pr55154.c: New test.
Steven Bosscher [Fri, 9 Nov 2012 12:31:32 +0000 (12:31 +0000)]
re PR middle-end/54385 (ICE in pre_and_rev_post_order_compute, at cfganal.c:873)
PR middle-end/54385
* postreload.c (reload_cse_simplify): Return a bool indicating
whether the CFG was changed.
(reload_cse_regs_1): Traverse the CFG instead of the insns chain.
Cleanup the CFG if edges may have been removed.
(reload_cse_regs): Update.
Eric Botcazou [Fri, 9 Nov 2012 11:07:30 +0000 (11:07 +0000)]
trans.c (gnat_to_gnu): Deal with a missing library unit instead of calling gnat_to_gnu on Emtpy.
* gcc-interface/trans.c (gnat_to_gnu) <N_Subprogram_Body_Stub>: Deal
with a missing library unit instead of calling gnat_to_gnu on Emtpy.
Remove last bits of support for SCIL nodes. Add cases for nodes that
should only be present when annotating types. Add default abort.
Jakub Jelinek [Thu, 8 Nov 2012 20:20:10 +0000 (21:20 +0100)]
re PR debug/53145 (gcc.dg/pch/save-temps-1.c)
PR debug/53145
* dwarf2out.c (gen_compile_unit_die): Don't call gen_producer_string
here, instead add "" if producer_string is NULL.
(dwarf2out_finish): Call gen_producer_string here, unconditionally
decrease refcount of the old indirect string and set val_str to
find_AT_string result.
Jan Hubicka [Thu, 8 Nov 2012 16:46:18 +0000 (17:46 +0100)]
re PR fortran/48636 (Enable more inlining with -O2 and higher)
PR middle-end/48636
* ipa-inline.c (big_speedup_p): New function.
(want_inline_small_function_p): Use it.
(edge_badness): Dump it.
* params.def (inline-min-speedup): New parameter.
* doc/invoke.texi (inline-min-speedup): Document.
David Edelsohn [Wed, 7 Nov 2012 21:03:08 +0000 (21:03 +0000)]
pr46728-[1234578].c: Tighten regex to ignore word powerpc.
* gcc.target/powerpc/pr46728-[1234578].c: Tighten regex to ignore
word powerpc.
* gcc.target/powerpc/vsx-mass-1.c: Escape [ and ] in regex.
* gcc.target/powerpc/loop_align.c: Skip on AIX.
* gcc.target/powerpc/ppc-pow.c: Allow dot symbols in branch.
* gcc.target/powerpc/tfmode_off.c: Skip on AIX.
Uros Bizjak [Wed, 7 Nov 2012 19:35:25 +0000 (20:35 +0100)]
re PR target/55224 (FAIL: gcc.target/i386/tailcall-1.c scan-assembler jmp)
PR target/55224
* config/i386/i386.c (ix86_function_ok_for_sibcall): Put back exception
to make a sibcall if one of the functions has void return type.
Uros Bizjak [Wed, 7 Nov 2012 19:30:48 +0000 (20:30 +0100)]
re PR target/55224 (FAIL: gcc.target/i386/tailcall-1.c scan-assembler jmp)
PR target/55224
* config/i386/i386.c (ix86_function_ok_for_sibcall): Put back exception
to make a sibcall if one of the functions has void return type.
re PR c/53063 (encode group options in the .opt files)
c-family/
2012-11-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c/53063
* c.opt(Warray-bounds,Wdelete-non-virtual-dtor,Wenum-compare,
Wmain,Woverlength-strings, Wunknown-pragmas,Wunused-macros):
Use LangEnabledBy.
(Wswitch,Wswitch-default,Wswitch-enum): Likewise. Move here from
common.opt.
(Wvariadic-macros): Init(1).
* c-opts.c (c_common_handle_option): Do not handle them
explicitly.
(c_common_post_options): Likewise.
(sanitize_cpp_opts): warn_unused_macros is now
cpp_warn_unused_macros.
(push_command_line_include): Likewise.
* c-common.c (warn_unknown_pragmas): Do not define.
* c-common.h (warn_unknown_pragmas): Do not declare.
gcc/
2012-11-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c/53063
* common.opt (Wswitch,Wswitch-default,Wswitch-enum): Move to c.opt.
fortran/
2012-11-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c/53063
* options.c (set_Wall): Do not set warn_switch here.
Martin Jambor [Wed, 7 Nov 2012 15:55:54 +0000 (16:55 +0100)]
re PR tree-optimization/53787 (Possible IPA-SRA / IPA-CP improvement)
2012-11-07 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/53787
* ipa-cp.c (ipcp_value_source): New field offset.
(ipcp_agg_lattice): New type.
(ipcp_param_lattices): Likewise, move virt_call from ipcp_lattice here.
(ipcp_agg_lattice_pool): New variable.
(ipa_get_parm_lattices): New function.
(ipa_get_lattice): Turned into ipa_get_scalar_lat, use the above.
Adjusted all callers.
(print_lattice): New function.
(print_all_lattices): Use the above, also print aggregate lattices.
(set_agg_lats_to_bottom): New function.
(set_agg_lats_contain_variable): Likewise.
(set_all_contains_variable): Likewise.
(initialize_node_lattices): Also handle aggregate lattices, set
virt_call in ipcp_param_lattices.
(add_value_source): Handle offsets.
(add_value_to_lattice): Likewise.
(add_scalar_value_to_lattice): New function.
(propagate_vals_accross_pass_through): Use add_scalar_value_to_lattice.
(propagate_vals_accross_ancestor): Likewise.
(propagate_accross_jump_function): Renamed to
propagate_scalar_accross_jump_function, use
add_scalar_value_to_lattice.
(set_check_aggs_by_ref): New function.
(merge_agg_lats_step): Likewise.
(set_chain_of_aglats_contains_variable): Likewise.
(merge_aggregate_lattices): Likewise.
(propagate_constants_accross_call): Also handle aggregate lattices.
(hint_time_bonus): New function.
(context_independent_aggregate_values): Likewise.
(gather_context_independent_values): Also handle agggregate values.
(agg_jmp_p_vec_for_t_vec): New function.
(estimate_local_effects): Also handle agggregate values.
(add_all_node_vals_to_toposort): Likewise.
(ipcp_propagate_stage): Use struct ipcp_param_lattices.
(get_clone_agg_value): New function.
(cgraph_edge_brings_value_p): Also handle agggregate values.
(create_specialized_node): Likewise.
(find_more_values_for_callers_subset): Rename to
find_more_scalar_values_for_callers_subset. Modify dump.
(copy_plats_to_inter): New function.
(intersect_with_plats): Likewise.
(agg_replacements_to_vector): Likewise.
(intersect_with_agg_replacements): Likewise.
(find_aggregate_values_for_callers_subset): Likewise.
(known_aggs_to_agg_replacement_list): Likewise.
(cgraph_edge_brings_all_scalars_for_node): Likewise.
(cgraph_edge_brings_all_agg_vals_for_node): Likewise.
(perhaps_add_new_callers): Old functionality moved to
cgraph_edge_brings_all_scalars_for_node, call it and
cgraph_edge_brings_all_agg_vals_for_node.
(ipcp_val_in_agg_replacements_p): New function.
(decide_about_value): New function.
(decide_whether_version_node): A lot of functionality moved to
decide_about_value. Also handle agggregate values.
(ipcp_driver): Also allocate ipcp_agg_lattice_pool.
(pass_ipa_cp): Fill in new entries.
* ipa-prop.c (ipa_node_agg_replacements): New variable.
(free_parms_ainfo): New function.
(ipa_analyze_node): Use free_parms_ainfo to free stuff.
(ipa_find_agg_cst_for_param): Do not rely on offset ordering.
(ipa_set_node_agg_value_chain): New function.
(ipa_node_removal_hook): Also handle ipa_node_agg_replacements.
(ipa_node_duplication_hook): Likewise.
(ipa_free_all_structures_after_ipa_cp): Also free ipcp_agg_lattice_pool.
(ipa_free_all_structures_after_iinln): Likewise.
(ipa_dump_agg_replacement_values): New function.
(write_agg_replacement_chain): Likewise.
(read_agg_replacement_chain): Likewise.
(ipa_prop_write_all_agg_replacement): Likewise.
(read_replacements_section): Likewise.
(ipa_prop_read_all_agg_replacement): Likewise.
(adjust_agg_replacement_values): Likewise.
(ipcp_transform_function): Likewise.
* ipa-prop.h: Also define heap vector of ipa_agg_jf_item_t and of
ipa_agg_jump_function_t.
(ipa_node_params): Make lattices an array of ipcp_param_lattices.
(ipa_agg_replacement_value): New type and its vector.
(ipa_set_node_agg_value_chain) Declare.
(ipa_node_agg_replacements): Likewise.
(ipa_get_agg_replacements_for_node): New function.
(ipcp_agg_lattice_pool): Declare.
(ipa_dump_agg_replacement_values): Likewise.
(ipa_prop_write_all_agg_replacement): Likewise.
(ipa_prop_read_all_agg_replacement): Likewise.
(ipcp_transform_function): Likewise.
* ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time): Pass around
known aggregates and hints.
* ipa-inline.h: include ipa-prop.h.
(estimate_ipcp_clone_size_and_time): Adjust declaration.
* lto-streamer.h (lto_section_type): New item
LTO_section_ipcp_transform.
* lto-section-in.c (lto_section_name): New element ipcp_trans.
* params.def (PARAM_IPA_CP_LOOP_HINT_BONUS): New parameter.
* Makefile.in (IPA_INLINE_H): New. Use everywhee instead of
ipa-inline.h.
Uros Bizjak [Wed, 7 Nov 2012 12:15:59 +0000 (13:15 +0100)]
i386.c (enum upper_128bits_state): Remove.
* config/i386/i386.c (enum upper_128bits_state): Remove.
(check_avx256_store): Use bool pointer argument.
(ix86_avx_u128_mode_needed): Use note_stores also for CALL insns.
* config/i386/predicates.md (vzeroupper_operation): Use match_test.
Yufeng Zhang [Wed, 7 Nov 2012 11:01:46 +0000 (11:01 +0000)]
aarch64.c (aarch64_expand_prologue): For the load-pair with writeback instruction...
gcc/ChangeLog
2012-11-07 Yufeng Zhang <yufeng.zhang@arm.com>
* config/aarch64/aarch64.c (aarch64_expand_prologue): For the
load-pair with writeback instruction, replace
aarch64_set_frame_expr with add_reg_note (REG_CFA_ADJUST_CFA);
add new local variable 'cfa_reg' and use it.
* ipa-inline-analysis.c (true_predicate, single_cond_predicate,
reset_inline_edge_summary): Fix
formatting.
(account_size_time): Bump up the limit on number of size/time entries to
256.
(estimate_function_body_sizes): Work in reverse postorder.
Jakub Jelinek [Wed, 7 Nov 2012 07:50:01 +0000 (08:50 +0100)]
re PR debug/54693 (VTA guality issues with loops)
PR debug/54693
* tree-flow.h (propagate_threaded_block_debug_into): New prototype.
* tree-ssa-threadedge.c (propagate_threaded_block_debug_into): No
longer static.
* tree-ssa-loop-ch.c (copy_loop_headers): Use it.
Arithmetic sample for timevar log files
"Log0/*perf"
and selecting lines containing "TOTAL" with desired confidence 95 is
trial count is 4, mean is 443.022 (95% confidence in 440.234 to 445.811),
std.deviation is 1.75264, std.error is 0.876322
Arithmetic sample for timevar log files
"Log3/*perf"
and selecting lines containing "TOTAL" with desired confidence 95 is
trial count is 4, mean is 441.302 (95% confidence in 436.671 to 445.934),
std.deviation is 2.91098, std.error is 1.45549
The first sample appears to be 0.39% larger,
with 60% confidence of being larger.
To reach 95% confidence, you need roughly 14 trials,
assuming the standard deviation is stable, which is iffy.
* dwarf2.h (dwarf_location_list_entry_type): New enum with fields
DW_LLE_GNU_end_of_list_entry, DW_LLE_GNU_base_address_selection_entry,
DW_LLE_GNU_start_end_entry and DW_LLE_GNU_start_length_entry.
generic-morestack.c (__generic_morestack): Align the returned stack pointer to a 32 byte boundary.
* generic-morestack.c (__generic_morestack): Align the returned
stack pointer to a 32 byte boundary.
* config/i386/morestack.S (__morestack_non_split) [32-bit]: Don't
increment the return address until we have decided that we don't
have a varargs function.
(__morestack) [32-bit]: Align stack correctly when calling C
functions.
(__morestack) [64-bit]: Likewise.