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authorBob Wilson <bob.wilson@apple.com>2010-10-29 22:03:02 +0000
committerBob Wilson <bob.wilson@apple.com>2010-10-29 22:03:02 +0000
commit46455096bea2b6c81bb4b0226701524d2a9eb242 (patch)
tree91d8f5ad7e42956e19187dcf192927c612462e28 /lib/CodeGen/SelectionDAG
parent4cac5facc3a95a81ffa2c85baae001a7c509146c (diff)
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Remove DAG combiner patch to fold vector splats. Instcombiner does it now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117720 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG')
-rw-r--r--lib/CodeGen/SelectionDAG/DAGCombiner.cpp5
1 files changed, 0 insertions, 5 deletions
diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index d09ae2d..602d5bf 100644
--- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -6362,11 +6362,6 @@ SDValue DAGCombiner::visitVECTOR_SHUFFLE(SDNode *N) {
V = ConvInput.getNode();
}
- // Fold a splat of a splat.
- ShuffleVectorSDNode *SVV = dyn_cast<ShuffleVectorSDNode>(V);
- if (SVV && SVV->isSplat())
- return N0;
-
if (V->getOpcode() == ISD::BUILD_VECTOR) {
assert(V->getNumOperands() == NumElts &&
"BUILD_VECTOR has wrong number of operands");