r148670 - in /branches/graphite/gcc: ChangeLog....

[spop@gcc.gnu.org]

Author: spop
Date: Thu Jun 18 20:28:21 2009
New Revision: 148670

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=148670
Log:
Loop interchange driver for -floop-interchange.

2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
	    Harsha Jagasia  <harsha.jagasia@amd.com>
	    Pranav Garg  <pranav.garg2107@gmail.com>

	* graphite-interchange.c (interchange_profitable_p): Make static.
	(pbb_interchange_loop_depths, pbb_do_interchange, scop_do_interchange): New.
	* graphite-poly.c (apply_poly_transforms): Call scop_do_interchange for
	flag_loop_interchange.
	* graphite-poly.h (scop_do_interchange): Declared.
	* tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
	flag_loop_interchange is used.

Modified:
    branches/graphite/gcc/ChangeLog.graphite
    branches/graphite/gcc/graphite-interchange.c
    branches/graphite/gcc/graphite-poly.c
    branches/graphite/gcc/graphite-poly.h
    branches/graphite/gcc/tree-ssa-loop.c