2012-08-20 Richard Guenther <rguenther@suse.de>
* name-lookup.c (store_binding_p): New predicate, split out from ...
(store_binding): ... here. Always store binding and require
target vector with enough space.
(store_bindings): Collect to store bindings and reserve space
for them, then store them.
(store_class_bindings): Likewise.
From-SVN: r190529
2012-08-20 Richard Guenther <rguenther@suse.de>
PR tree-optimization/54327
* gimple-fold.c (get_maxval_strlen): Do not walk use-def chains
if the use is registered for SSA update.
* gcc.dg/torture/pr54327.c: New testcase.
From-SVN: r190528
PR tree-optimization/54321
* tree-ssa-forwprop.c (simplify_builtin_call): Pass 0 instead of 1
as second argument to tree_low_cst call on val2.
* gcc.c-torture/compile/pr54321.c: New test.
From-SVN: r190526
2012-08-19 Thomas König <tkoenig@gcc.gnu.org>
PR fortran/54298
* gfortran.h (struct gfc_option_t): Add warn_compare_reals.
* lang.opt: Add Wcompare-reals.
* invoke.texi: Document -Wcompare-reals.
* resolve.c (resolve_operator): If -Wcompare-reals is in effect,
warn about equality/inequality comparisions for REAL and COMPLEX.
* options.c (gfc_init_options): Set warn_compare_reals.
(set_Wall): Include warn_compare_reals in Wall.
(gfc_handle_option): Handle Wcompare_reals.
2012-08-19 Thomas König <tkoenig@gcc.gnu.org>
PR fortran/54298
* gfortran.dg/real_compare_1.f90: New test case.
* gfortran.dg/bessel_5.f90 Add -Wno-compare-reals to options.
From-SVN: r190516
* layout.adb (Set_Elem_Alignment): Cap the alignment of access types
to that of a regular access type for non-strict-alignment platforms.
* gcc-interface/utils.c (finish_fat_pointer_type): Do not set the
alignment for non-strict-alignment platforms.
From-SVN: r190515
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Record_Type>: Use proper
dummy type for the temporary COMPONENT_REF built for a derived tagged
type with discriminant.
From-SVN: r190514
PR lto/45375
* ipa-inline.c (want_inline_small_function_p): Bypass
inline limits for hinted functions.
(edge_badness): Dump hints; decrease badness for hinted funcitons.
* ipa-inline.h (enum inline_hints_vals): New enum.
(inline_hints): New type.
(edge_growth_cache_entry): Add hints.
(dump_inline_summary): Update.
(dump_inline_hints): Declare.
(do_estimate_edge_hints): Declare.
(estimate_edge_hints): New inline function.
(reset_edge_growth_cache): Update.
* predict.c (cgraph_maybe_hot_edge_p): Do not ice on indirect edges.
* ipa-inline-analysis.c (dump_inline_hints): New function.
(estimate_edge_devirt_benefit): Return true when function should be
hinted.
(estimate_calls_size_and_time): New hints argument; set it when
devritualization happens.
(estimate_node_size_and_time): New hints argument.
(do_estimate_edge_time): Cache hints.
(do_estimate_edge_growth): Update.
(do_estimate_edge_hints): New function
From-SVN: r190509
PR middle-end/53823
* expmed.c (expand_mult): Skip synth_mult for negative coefficients
if the mode is larger than a wide int and it is too costly to multiply
by a positive multiplier and negate the result.
From-SVN: r190505
* floatformat.c (floatformat_to_double): Correctly handle numbers
between 1 and 2. Simplify handling of denormal number.
(main): Test with 1.1.
From-SVN: r190493
2012-08-17 Marc Glisse <marc.glisse@inria.fr>
gcc/
* simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
a concatenation.
gcc/testsuite/
* gcc.target/i386/perm-concat.c: New test.
From-SVN: r190490
PR middle-end/54146
* tree-ssa-loop-im.c (lim_bitmap_obstack): New bitmap_obstack.
(memref_free): Don't free the bitmaps individually here.
(mem_ref_alloc): Allocate the bitmaps on the new bitmap obstack.
(analyze_memory_references): Likewise.
(tree_ssa_lim_initialize): Initialize the new bitmap obstack.
(tree_ssa_lim_finalize): Release it.
* dse.c (dse_bitmap_obstack): New bitmap obstack.
(dse_obstack): New obstack.
(get_group_info): Allocate the bitmaps on the new bitmap obstack.
(dse_step0): Allocate the scratch bitmap on reg_obstack. Initialize
the new bitmap obstack and normal obstack. Use XNEWVEC for bb_table.
(record_store): Allocate regs_set on reg_obstack.
(dse_step1): Allocate regs_live on reg_obstack.
(dse_step2_init): Allocate offset_map_n and offset_map_p on the new
obstack.
(dse_step3_scan): Allocate bitmaps on the new bitmap obstack.
(dse_step3): Likewise.
(dse_confluence_0): Likewise.
(dse_confluence_n): Likewise.
(dse_transfer_function): Likewise.
(dse_step7): Destroy the new obstacks, and everything allocated on
them, in one big sweep.
(rest_of_handle_dse): Update.
* cfgexpand.c (stack_var_bitmap_obstack): New bitmap obstack.
(add_stack_var_conflict): Allocate bitmaps on it.
(add_scope_conflicts_1): Likewise.
(add_scope_conflicts): Likewise.
(update_alias_info_with_stack_vars): Likewise.
(init_vars_expansion): Move TREE_USED fiddling expand_used_vars.
Initialize the new bitmap obstack.
(fini_vars_expansion): Release it.
(estimated_stack_frame_size): Use init_vars_expansion to set things up
and always clean up at the end.
(expand_used_vars): Do the TREE_USED trickery here. Always call
fini_vars_expansion.
* tree-ssa-live.h (struct tree_live_info_d): Make livein and liveout
arrays of bitmap_head to avoid one indirection per bitmap access.
(live_on_entry, live_on_exit, live_var_map, live_merge_and_clear,
make_live_on_entry): Update.
* tree-ssa-live.c (partition_view_bitmap): Don't double-free 'used'.
(liveness_bitmap_obstack): New bitmap obstack.
(remove_unused_locals): Use it to allocate all bitmaps on. Update
for livein/liveout changes in tree-ssa-live.h.
(delete_tree_live_info): Release the bitmap obstack.
(loe_visit_block, live_worklist, set_var_live_on_entry,
calculate_live_on_exit, dump_live_info): Update.
(calculate_live_ranges): Initialize the bitmap.
* tree-ssa-ter.c (ter_bitmap_obstack): New bitmap obstack.
(new_temp_expr_table): Allocate bitmap on it.
(make_dependent_on_partition, add_to_partition_kill_list,
add_dependence, process_replaceable): Likewise.
(find_replaceable_exprs): Initialize and release the new obstack here.
* df-problems.c (df_lr_add_problem): Allocate persistent bitmap
for out_of_date_transfer_functions on df_bitmap_obstack.
(df_live_add_problem): Likewise.
(df_chain_add_problem): Likewise.
(df_word_lr_add_problem): Likewise.
From-SVN: r190475
* doc/invoke.texi (-Wsizeof-pointer-memaccess): Document.
c/
* c-tree.h (c_last_sizeof_arg): Declare.
* c-parser.c (struct c_tree_loc_pair): New type.
(c_parser_expr_list): Add sizeof_arg argument. Fill it in if
non-NULL.
(c_parser_attributes, c_parser_objc_keywordexpr): Adjust callers.
(c_parser_postfix_expression_after_primary): Likewise. Call
sizeof_pointer_memaccess_warning if needed.
(sizeof_ptr_memacc_comptypes): New function.
* c-typeck.c (c_last_sizeof_arg): New global variable.
(c_expr_sizeof_expr, c_expr_sizeof_type): Initialize it.
cp/
* cp-tree.def (SIZEOF_EXPR): Move to c-common.def.
c-family/
* c-common.c (sizeof_pointer_memaccess_warning): New function.
* c.opt (-Wsizeof-pointer-memaccess): Add new option.
* c-opts.c (c_common_handle_option): Enable it for -Wall.
* c-common.h (sizeof_pointer_memaccess_warning): Add prototype.
* c-common.def (SIZEOF_EXPR): Moved here from cp-tree.def.
fortran/
* array.c (gfc_match_array_ref): Fix up memset arguments.
testsuite/
* gcc.dg/torture/Wsizeof-pointer-memaccess1.c: New test.
From-SVN: r190467
