From: Sebastian Pop <sebpop@gmail.com>
To: gcc-patches@gcc.gnu.org
Cc: gcc-graphite@googlegroups.com, Sebastian Pop <sebpop@gmail.com>
Subject: [PATCH 07/12] Scevs could be expressions without chrecs and still be scev_analyzable_p.
Date: Fri, 16 Jul 2010 07:04:00 -0000 [thread overview]
Message-ID: <1279263843-9149-8-git-send-email-sebpop@gmail.com> (raw)
In-Reply-To: <1279263843-9149-1-git-send-email-sebpop@gmail.com>
2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
* sese.h (scev_analyzable_p): Scevs could be expressions without
chrecs and still be scev_analyzable_p.
---
gcc/ChangeLog.graphite | 5 +++++
gcc/sese.h | 3 ++-
2 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/gcc/ChangeLog.graphite b/gcc/ChangeLog.graphite
index d75912c..bbd6a34 100644
--- a/gcc/ChangeLog.graphite
+++ b/gcc/ChangeLog.graphite
@@ -1,5 +1,10 @@
2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
+ * sese.h (scev_analyzable_p): Scevs could be expressions without
+ chrecs and still be scev_analyzable_p.
+
+2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
+
* params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
diff --git a/gcc/sese.h b/gcc/sese.h
index 1502cbe..f10030c 100644
--- a/gcc/sese.h
+++ b/gcc/sese.h
@@ -398,7 +398,8 @@ scev_analyzable_p (tree def, sese region)
return !chrec_contains_undetermined (scev)
&& TREE_CODE (scev) != SSA_NAME
- && evolution_function_is_affine_p (scev);
+ && (tree_does_not_contain_chrecs (scev)
+ || evolution_function_is_affine_p (scev));
}
#endif
--
1.7.0.4
next prev parent reply other threads:[~2010-07-16 7:04 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-16 7:04 [PATCH 00/12] [graphite] Remove the induction variable canonicalization Sebastian Pop
2010-07-16 7:04 ` [PATCH 03/12] chrec_apply should only apply to the specified variable Sebastian Pop
2010-07-16 7:04 ` Sebastian Pop [this message]
2010-07-16 7:04 ` [PATCH 09/12] Add testcase for PR42729 and fix handling of gimple_debug info Sebastian Pop
2010-07-16 7:05 ` [PATCH 01/12] Remove insert_loop_close_phis Sebastian Pop
2010-07-16 7:05 ` [PATCH 12/12] Unshare the scev before code generating it Sebastian Pop
2010-07-16 7:05 ` [PATCH 08/12] Special case non close-phi nodes with one argument in rewrite_close_phi_out_of_ssa Sebastian Pop
2010-07-16 7:05 ` [PATCH 05/12] Remove uses of loop->single_iv Sebastian Pop
2010-07-16 7:05 ` [PATCH 11/12] Do not rewrite out of SSA scalar phi nodes that can be scev_analyzable_p Sebastian Pop
2010-07-16 7:05 ` [PATCH 04/12] Also handle GIMPLE_CALLs in rewrite_cross_bb_scalar_deps Sebastian Pop
2010-07-16 7:05 ` [PATCH 02/12] Remove expand_scalar_variables_ hack Sebastian Pop
2010-07-16 7:05 ` [PATCH 06/12] Bump the size of scevs Sebastian Pop
2010-07-16 8:03 ` Richard Guenther
2010-07-16 14:41 ` Sebastian Pop
2010-07-16 7:05 ` [PATCH 10/12] Correctly handle SSA_NAME_IS_DEFAULT_DEF in rewrite_close_phi_out_of_ssa Sebastian Pop
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