2015-03-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/65494
* tree-vect-slp.c (vect_build_slp_tree): Do not (re-)allocate
matches here.
(vect_analyze_slp_instance): But do that here, always and once.
* gcc.dg/vect/pr65494.c: New testcase.
From-SVN: r221592
2015-03-23 Paul Thomas <pault@gcc.gnu.org>
Mikael Morin <mikael@gcc.gnu.org>
PR fortran/64952
fortran/
* gfortran.h (struct symbol_attribute) : New field
'array_outer_dependency'.
* trans.h (struct gfc_ss_info): New field 'array_outer_dependency'.
* module.c (enum ab_attribute): New value AB_ARRAY_OUTER_DEPENDENCY.
(attr_bits): Append same value to initializer.
(mio_symbol_attribute): Handle 'array_outer_dependency' attr
in module read and write.
* resolve.c (update_current_proc_outer_array_dependency): New function.
(resolve_function, resolve_call): Add code to update current procedure's
'array_outer_dependency' attribute.
(resolve_variable): Mark current procedure with attribute
array_outer_dependency if the variable is an array coming from outside
the current namespace.
(resolve_fl_procedure): Mark a procedure without body with attribute
'array_outer_dependency'.
* trans-array.c (gfc_conv_resolve_dependencies): If any ss is
marked as 'array_outer_dependency' generate a temporary.
(gfc_walk_function_expr): If the function may reference external arrays,
mark the head gfc_ss with flag 'array_outer_dependency'.
testsuite/
* gfortran.dg/elemental_dependency_4.f90: New.
* gfortran.dg/elemental_dependency_5.f90: New.
Co-Authored-By: Mikael Morin <mikael@gcc.gnu.org>
From-SVN: r221586
PR rtl-optimization/64317
* Makefile.in (OBJS): Add gcse-common.c
* gcse.c: Include gcse-common.h
(struct modify_pair_s): Move structure definition to gcse-common.h
(compute_transp): Move function to gcse-common.c.
(canon_list_insert): Similarly.
(record_last_mem_set_info): Break out some code and put it into
gcse-common.c. Call into the new common code.
(compute_local_properties): Pass additional arguments to compute_transp.
* postreload-gcse.c: Include gcse-common.h and df.h
(modify_mem_list_set, blocks_with_calls): New variables.
(modify_mem_list, canon_modify_mem_list, transp): Likewise.
(get_bb_avail_insn): Pass in the expression index too.
(alloc_mem): Allocate memory for the new bitmaps and lists.
(free_mem): Free memory for the new bitmaps and lists.
(insert_expr_in_table): Record a bitmap index for each entry we
add to the table.
(record_last_mem_set_info): Call into common code in gcse-common.c.
(get_bb_avail_insn): If no available insn was found in the requested
BB. If BB has a single predecessor, see if the expression is
transparent in BB and available in that single predecessor.
(compute_expr_transp): New wrapper for compute_transp.
(eliminate_partially_redundant_load): Pass expression's bitmap_index
to get_bb_avail_insn. Compute next_pred_bb_end a bit later.
(gcse_after_reload_main): If there are elements in the hash table,
then compute transparency for all the elements in the hash table.
* gcse-common.h: New file.
* gcse-common.c: New file.
From-SVN: r221585
PR ipa/65475
* ipa-devirt.c: Include demangle.h
(odr_type_d): Add field rtti_broken.
(odr_subtypes_equivalent_p): Do not require name to match.
(compare_virtual_tables): Fix typo; if type already has ODR violation,
bypass the tests; be ready for function referneces in vtables that are
not DECL_VIRTUAL; make warnings to be OPT_Wodr.
(warn_odr): Give up for nameless types.
(warn_types_mismatch): Report mismatch in mangled names;
report mismatch in anonymous namespaces; look into component types to
give useful error; report when mismatch is dragged in from other ODR
type.
(odr_types_equivalent_p): Match types for being polymorphic; avoid
duplicated diagnostics.
(add_type_duplicate): Reorder checks so more informative ones come
first; fix typo; do not output "the extra base is defined here" when
we did not warn.
(BINFO_N_BASE_BINFOS): Relax sanity check.
* g++.dg/lto/pr65475b_0.C: New testcase.
* g++.dg/lto/pr65475b_1.C: New testcase.
* g++.dg/lto/pr65475c_0.C: New testcase.
* g++.dg/lto/pr65475c_1.C: New testcase.
From-SVN: r221582
* config/i386/i386.c (def_builtin): Set deferred_isa_values for
masks that can potentially include a builtin.
(ix86_add_new_builtins): Introduce fast filter for isa values
that cannot trigger builtin inclusion.
From-SVN: r221577
* ipa-icf.c (sem_item::update_hash_by_addr_refs): New function.
(sem_item::update_hash_by_local_refs): Likewise.
(sem_variable::get_hash): Empty line is fixed.
(sem_item_optimizer::execute): Include adding of hash references.
(sem_item_optimizer::update_hash_by_addr_refs): New function.
(sem_item_optimizer::build_hash_based_classes): Use local hash.
* ipa-icf.h (sem_item::update_hash_by_addr_refs): New function.
(sem_item::update_hash_by_local_refs): Likewise.
From-SVN: r221576
2015-03-22 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/59513
* io/transfer.c (data_transfer_init): Do not error for
-std=legacy.
From-SVN: r221572
PR ipa/65475
* ipa-devirt.c (add_type_duplicate): Prevail polymorphic type over
non-polymorphic
* g++.dg/lto/pr65475_0.C: New testcase.
* g++.dg/lto/pr65475_1.C: New testcase.
From-SVN: r221542
PR ada/65451
* gcc-interface/utils.c (gnat_pushdecl): Tidy up and improve comment.
Make sure to chain only main variants through TYPE_NEXT_PTR_TO.
From-SVN: r221531
[gcc]
2015-03-19 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/65240
* config/rs6000/predicates.md (easy_fp_constant): Remove special
-ffast-math handling that kept non-0 constants live in the RTL
until reload. Remove logic testing the number of instructions it
took to create a constant in a GPR that was never used, due to a
test for soft-float earlier.
(memory_fp_constant): Delete, no longer used.
* config/rs6000/rs6000.md (mov<MODE>_hardfloat): Remove
alternatives for loading non-0 constants into GPRs for hard
floating point that is no longer needed due to changes in
easy_fp_constant. Add support for loading 0.0 into GPRs.
(mov<mode>_hardfloat32): Likewise.
(mov<mode>_hardfloat64): Likewise.
(mov<mode>_64bit_dm): Likewise.
(movtd_64bit_nodm): Likewise.
(pre-reload move FP constant define_split): Delete define_split,
since it is no longer used.
(extenddftf2_internal): Remove GHF constraints that are not valid
for extenddftf2.
[gcc/testsuite]
2015-03-19 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/65240
* gcc/testsuite/g++.dg/pr65240.h: Add tests for PR 65240.
* gcc/testsuite/g++.dg/pr65240-1.C: Likewise.
* gcc/testsuite/g++.dg/pr65240-2.C: Likewise.
* gcc/testsuite/g++.dg/pr65240-3.C: Likewise.
* gcc/testsuite/g++.dg/pr65240-4.C: Likewise.
From-SVN: r221524
2015-03-19 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/63491
* lra-constraints.c (check_and_process_move): Use src instead of
sreg. Remove some dead code.
2015-03-19 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/63491
* gcc.target/powerpc/pr63491.c: New.
From-SVN: r221522
PR c++/65046
Automatically propagate ABI tags to variables and functions
from their (return) type.
* class.c (check_tag): Handle variables and functions.
(mark_or_check_attr_tags): Split out from find_abi_tags_r.
(mark_or_check_tags): Likewise.
(mark_abi_tags): Use it. Rename from mark_type_abi_tags.
(check_abi_tags): Add single argument overload for decls.
Handle inheriting tags for decls.
* mangle.c (write_mangled_name): Call it.
(mangle_return_type_p): Split out from write_encoding.
(unmangled_name_p): Split out from write_mangled_name.
(write_mangled_name): Ignore abi_tag on namespace.
* cp-tree.h (NAMESPACE_IS_INLINE): Replace NAMESPACE_ABI_TAG.
* parser.c (cp_parser_namespace_definition): Set it.
* name-lookup.c (handle_namespace_attrs): Use arguments. Warn
about abi_tag attribute on non-inline namespace.
* tree.c (check_abi_tag_args): Split out from handle_abi_tag_attribute.
(handle_abi_tag_attribute): Allow tags on variables.
From-SVN: r221521
