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authorBrian Paul <brian.paul@tungstengraphics.com>2008-11-26 09:35:08 -0700
committerBrian Paul <brian.paul@tungstengraphics.com>2008-11-26 09:35:08 -0700
commitaa40de5c6f7f70844d4a4c726456cceaee9f0e4d (patch)
tree25a4e6ab62af34388e68ae0ba0fd97cde52cccf1
parentfea3a32e17502ac16ec9a12dc9d18742cea2efd5 (diff)
mesa: add missing size check for assignment optimization
-rw-r--r--src/mesa/shader/slang/slang_emit.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c
index f31e9b4e6c..e3cb252a3d 100644
--- a/src/mesa/shader/slang/slang_emit.c
+++ b/src/mesa/shader/slang/slang_emit.c
@@ -1324,7 +1324,8 @@ emit_copy(slang_emit_info *emitInfo, slang_ir_node *n)
_slang_is_temp(emitInfo->vt, n->Children[1]->Store) &&
(inst->DstReg.File == n->Children[1]->Store->File) &&
(inst->DstReg.Index == n->Children[1]->Store->Index) &&
- !n->Children[0]->Store->IsIndirect) {
+ !n->Children[0]->Store->IsIndirect &&
+ n->Children[0]->Store->Size <= 4) {
/* Peephole optimization:
* The Right-Hand-Side has its results in a temporary place.
* Modify the RHS (and the prev instruction) to store its results