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authorTom Stellard <thomas.stellard@amd.com>2012-12-10 21:41:54 +0000
committerTom Stellard <thomas.stellard@amd.com>2012-12-10 21:41:54 +0000
commit8b7f16e9719a64973e3b4d35e122222c26839c44 (patch)
tree116b9331a8ab0fa80f1bc184118232685ff1135c /lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
parentd1d92bf953d51560e979337cadcc9d7e62fdd79e (diff)
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LegalizeDAG: Allow type promotion for scalar stores
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169772 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/LegalizeDAG.cpp')
-rw-r--r--lib/CodeGen/SelectionDAG/LegalizeDAG.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index ba0ce34f69..eb8df32e17 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -731,9 +731,10 @@ void SelectionDAGLegalize::LegalizeStoreOps(SDNode *Node) {
return;
}
case TargetLowering::Promote: {
- assert(VT.isVector() && "Unknown legal promote case!");
- Value = DAG.getNode(ISD::BITCAST, dl,
- TLI.getTypeToPromoteTo(ISD::STORE, VT), Value);
+ EVT NVT = TLI.getTypeToPromoteTo(ISD::STORE, VT);
+ assert(NVT.getSizeInBits() == VT.getSizeInBits() &&
+ "Can only promote stores to same size type");
+ Value = DAG.getNode(ISD::BITCAST, dl, NVT, Value);
SDValue Result =
DAG.getStore(Chain, dl, Value, Ptr,
ST->getPointerInfo(), isVolatile,