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r120824 - in /branches/autovect-branch/gcc: Cha...


Author: irar
Date: Tue Jan 16 08:12:34 2007
New Revision: 120824

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=120824
Log:
	* tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
	* tree-vectorizer.h (struct _stmt_vec_info): Add new field
	interleaving_not_needed and macros to access it.
	* tree-vect-analyze.c (vect_analyze_data_ref_access): Detect
	interleaved stores with equal constant right hand sides and mark that
	there is no need to do interleaving for them.      
	* tree-vect-transform.c (vectorizable_store): Do not interleave if
	there is no need in interleaving.


Added:
    branches/autovect-branch/gcc/testsuite/ChangeLog.autovect
    branches/autovect-branch/gcc/testsuite/gcc.dg/vect/vect-strided-same-const.c
Modified:
    branches/autovect-branch/gcc/ChangeLog.autovect
    branches/autovect-branch/gcc/tree-vect-analyze.c
    branches/autovect-branch/gcc/tree-vect-transform.c
    branches/autovect-branch/gcc/tree-vectorizer.c
    branches/autovect-branch/gcc/tree-vectorizer.h


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