r135426 - in /trunk/gcc: testsuite/ChangeLog te...

[spop@gcc.gnu.org]

Author: spop
Date: Fri May 16 16:02:02 2008
New Revision: 135426

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=135426
Log:
2008-05-16  Sebastian Pop  <sebastian.pop@amd.com>
	    Jan Sjodin  <jan.sjodin@amd.com>

	PR tree-optimization/36228
	* tree-data-ref.c (initialize_data_dependence_relation): Fast dependence
	test when the references are the same, call compute_self_dependence.
	* tree-data-ref.h (struct data_dependence_relation): Add self_reference_p.
	(DDR_SELF_REFERENCE): New.

	* testsuite/gcc.dg/vect/pr36228.c: New.


Added:
    trunk/gcc/testsuite/gcc.dg/vect/pr36228.c
Modified:
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-data-ref.c
    trunk/gcc/tree-data-ref.h