PR tree-optimization/41881
* tree-vectorizer.h (struct _loop_vec_info): Add new field
reduction_chains along with a macro for its access.
* tree-vect-loop.c (new_loop_vec_info): Initialize
reduction chains.
(destroy_loop_vec_info): Free reduction chains.
(vect_analyze_loop_2): Return false if
vect_analyze_slp() returns false.
(vect_is_slp_reduction): New function.
(vect_is_simple_reduction_1): Call
vect_is_slp_reduction.
(vect_create_epilog_for_reduction): Support SLP
reduction chains.
* tree-vect-slp.c (vect_get_and_check_slp_defs): Allow
different definition types for reduction chains.
(vect_supported_load_permutation_p): Don't allow
permutations for reduction chains.
(vect_analyze_slp_instance): Support reduction chains.
(vect_analyze_slp): Try to build SLP instance from
reduction chains.
(vect_get_constant_vectors): Handle reduction chains.
(vect_schedule_slp_instance): Mark the first statement
of the reduction chain as reduction.
From-SVN: r173856
* tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
names for group elements access.
* tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
reduction chains as well. Remove data reference and interleaving
related words from the fields names.
* tree-vect-loop.c (vect_transform_loop): Use new names for group
elements access.
* tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
vect_update_interleaving_chain, vect_same_range_drs,
vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
vect_verify_datarefs_alignment, vector_alignment_reachable_p,
vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
vect_analyze_group_access, vect_analyze_data_ref_access,
vect_create_data_ref_ptr, vect_transform_strided_load,
vect_record_strided_load_vectors): Likewise.
* tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
vect_model_load_cost, vectorizable_store, vectorizable_load,
vect_remove_stores, new_stmt_vec_info): Likewise.
* tree-vect-slp.c (vect_build_slp_tree,
vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
From-SVN: r173855
PR tree-optimization/49000
* tree-ssa.c (execute_update_addresses_taken): Call
maybe_rewrite_mem_ref_base on debug stmt value. If it couldn't
be rewritten and decl has been marked for renaming, reset
the debug stmt.
* gcc.dg/pr49000.c: New test.
From-SVN: r173849
2011-05-17 Richard Guenther <rguenther@suse.de>
* gimple.c (iterative_hash_gimple_type): Simplify singleton
case some more, fix final hash value of the non-singleton case.
From-SVN: r173829
2011-05-17 Richard Guenther <rguenther@suse.de>
PR bootstrap/49013
Revert
2011-05-16 Richard Guenther <rguenther@suse.de>
* gimple.c (gimple_types_compatible_p_1): Use names of the
type itself, not its main variant.
(iterative_hash_gimple_type): Likewise.
From-SVN: r173827
2011-05-17 Richard Guenther <rguenther@suse.de>
* gimple.c (gimple_register_canonical_type): Use the main-variant
leader for computing the canonical type.
From-SVN: r173826
* config/rx/rx.md: Add peepholes to match a register move followed
by a comparison of the moved register. Replace these with an
addition of zero that does both actions in one instruction.
Co-Authored-By: Nick Clifton <nickc@redhat.com>
From-SVN: r173819
PR target/48986
* config/i386/sync.md (sync_old_add<mode>): Relax operand 2
predicate to allow CONST_INT.
(*sync_old_add_cmp<mode>): New insn and peephole2 for it.
From-SVN: r173816
* opts-common.c (opt_enum_arg_to_value): New.
* opts.h (opt_enum_arg_to_value): Declare.
* config/i386/i386.opt (fpmath): Remove.
(mfpmath=): Use Enum, Init and Save.
(fpmath_unit): New Enum and EnumValue entries.
* config/i386/i386-c.c (ix86_pragma_target_parse): Update field
name for function fpmath state.
* config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
* config/i386/i386.c: Include diagnostic.h.
(ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
(ix86_target_string): Take enum fpmath_unit value instead of
string.
(ix86_debug_options): Update call to ix86_target_string.
(ix86_option_override_internal): Don't process fpmath strings
here.
(x86_function_specific_save, ix86_function_specific_restore):
Don't handle fpmath state specially.
(ix86_function_specific_print): Pass fpmath state to
ix86_target_string instead of printing in this function.
(ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
Handle enum attributes.
(IX86_ATTR_ENUM, ix86_opt_enum): New.
(ix86_valid_target_attribute_tree): Update option_strings
handling. Handle fpmath as enum option.
(ix86_can_inline_p): Update field names for function fpmath state.
(ix86_expand_builtin): Update call to ix86_target_string.
* config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
(ix86_fpmath): Remove.
* config/i386/t-i386 (i386.o): Update dependencies.
From-SVN: r173809
2011-05-16 Paolo Carlini <paolo.carlini@oracle.com>
* include/std/utility: Simplify the last commit, the whole
std::get code is C++0x only.
From-SVN: r173799
2011-05-16 Richard Guenther <rguenther@suse.de>
* gimple.c (gimple_types_compatible_p_1): Use names of the
type itself, not its main variant.
(iterative_hash_gimple_type): Likewise.
From-SVN: r173795
2011-05-16 Richard Guenther <rguenther@suse.de>
* gimple.c (iterative_hash_gimple_type): Re-instantiate
change to always visit pointer target and function result
and argument types.
From-SVN: r173794
2011-05-16 Richard Guenther <rguenther@suse.de>
* gimple.c (struct type_hash_pair): New type.
(type_hash_pair_compare): New function.
(iterative_hash_gimple_type): Mix in SCC member hashes in
hash-order.
From-SVN: r173790
2011-05-15 Paolo Carlini <paolo.carlini@oracle.com>
* include/bits/c++config (_GLIBCXX_NOEXCEPT, _GLIBCXX_USE_NOEXCEPT):
Add.
* include/std/limits: Use the latter everywhere.
(numeric_limits<char16_t>, numeric_limits<char32_t>): Simplify
macro usages, the specializations exist only in C++0x mode.
* testsuite/ext/profile/mutex_extensions_neg.cc: Adjust dg-error
line number.
From-SVN: r173774
