r157286 - in /trunk: gcc/graphite-clast-to-gimp...

[spop@gcc.gnu.org]

Author: spop
Date: Mon Mar  8 17:49:36 2010
New Revision: 157286

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=157286
Log:
Fix type problems in loop ivs.

Fix pr42644.
Fix pr42130 (dealII).

2010-03-03  Tobias Grosser  <grosser@fim.uni-passau.de>

	* gcc/graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
	handle conversions from pointer to integers.
	(gcc_type_for_cloog_iv): Choose the smalles signed integer as an
	induction variable, to be able to work with code generated by
	CLooG.
	* gcc/graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
	(build_poly_scop): Bail out if we cannot codegen a loop.
	* gcc/testsuite/gcc.dg/graphite/id-18.c: New.
	* gcc/testsuite/gcc.dg/graphite/run-id-pr42644.c: New.
	* libgomp/testsuite/libgomp.graphite/force-parallel-1.c: Adjust.
	* libgomp/testsuite/libgomp.graphite/force-parallel-2.c: Adjust.

Added:
    trunk/gcc/testsuite/gcc.dg/graphite/id-18.c
    trunk/gcc/testsuite/gcc.dg/graphite/run-id-pr42644.c
Modified:
    trunk/gcc/graphite-clast-to-gimple.c
    trunk/gcc/graphite-sese-to-poly.c
    trunk/libgomp/testsuite/libgomp.graphite/force-parallel-1.c
    trunk/libgomp/testsuite/libgomp.graphite/force-parallel-2.c