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r202516 - in /trunk/gcc: ChangeLog testsuite/Ch...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Thu, 12 Sep 2013 08:49:02 -0000
- Subject: r202516 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: rguenth
Date: Thu Sep 12 08:49:01 2013
New Revision: 202516
URL: http://gcc.gnu.org/viewcvs?rev=202516&root=gcc&view=rev
Log:
2013-09-12 Richard Biener <rguenther@suse.de>
* tree-loop-distribution.c (dot_rdg_1): Make graph prettier.
(dot_rdg): Use popen instead of system in optional code.
(remaining_stmts, upstream_mem_writes): Remove global bitmaps.
(already_processed_vertex_p): Adjust.
(has_anti_or_output_dependence, predecessor_has_mem_write,
mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
rdg_flag_uses): Remove.
(rdg_flag_vertex): Simplify.
(rdg_flag_vertex_and_dependent): Rely on a correct RDG and
remove recursion.
(build_rdg_partition_for_component): Process the first vertex
of a component only.
(ldist_gen): Do not compute remaining_stmts or upstream_mem_writes.
* gcc.dg/tree-ssa/ldist-4.c: Remove undefined behavior. Adjust
expected outcome and comment why that happens.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/tree-ssa/ldist-4.c
trunk/gcc/tree-loop-distribution.c