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r168212 - in /branches/gcc-4_5-branch/gcc: Chan...
- From: spop at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Thu, 23 Dec 2010 18:51:52 -0000
- Subject: r168212 - in /branches/gcc-4_5-branch/gcc: Chan...
Author: spop
Date: Thu Dec 23 18:51:51 2010
New Revision: 168212
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168212
Log:
Fix PR43023: fuse_partitions_with_similar_memory_accesses.
2010-12-23 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/43023
* tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p):
Removed.
(stores_zero_from_loop): Call stmt_stores_zero.
(stmt_with_adjacent_zero_store_dr_p): New.
* tree-data-ref.h (stmt_with_adjacent_zero_store_dr_p): Declared.
(stride_of_unit_type_p): New.
* tree-loop-distribution.c (generate_memset_zero): Do not return a
boolean. Call gcc_assert on stride_of_unit_type_p.
(generate_builtin): Call stmt_stores_zero.
(rdg_flag_all_uses): Removed.
(rdg_flag_similar_memory_accesses): Removed.
(build_rdg_partition_for_component): Removed parameter
other_stores. Removed call to rdg_flag_similar_memory_accesses.
(can_generate_builtin): New.
(similar_memory_accesses): New.
(fuse_partitions_with_similar_memory_accesses): New.
(rdg_build_partitions): Call
fuse_partitions_with_similar_memory_accesses.
* gfortran.dg/ldist-1.f90: Adjust pattern.
* gfortran.dg/ldist-pr43023.f90: New.
Added:
branches/gcc-4_5-branch/gcc/testsuite/gfortran.dg/ldist-pr43023.f90
Modified:
branches/gcc-4_5-branch/gcc/ChangeLog
branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
branches/gcc-4_5-branch/gcc/testsuite/gfortran.dg/ldist-1.f90
branches/gcc-4_5-branch/gcc/tree-data-ref.c
branches/gcc-4_5-branch/gcc/tree-data-ref.h
branches/gcc-4_5-branch/gcc/tree-loop-distribution.c