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FastISel support for i1 PHI nodes.
author
Dan Gohman
<gohman@apple.com>
Wed, 10 Sep 2008 21:01:31 +0000
(21:01 +0000)
committer
Dan Gohman
<gohman@apple.com>
Wed, 10 Sep 2008 21:01:31 +0000
(21:01 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56069
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
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diff --git
a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
index
57b6768
..
d02dffa
100644
(file)
--- a/
lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
+++ b/
lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
@@
-5612,8
+5612,13
@@
SelectionDAGISel::HandlePHINodesInSuccessorBlocksFast(BasicBlock *LLVMBB,
// exactly one register for each non-void instruction.
MVT VT = TLI.getValueType(PN->getType(), /*AllowUnknown=*/true);
if (VT == MVT::Other || !TLI.isTypeLegal(VT)) {
- SDL->PHINodesToUpdate.resize(OrigNumPHINodesToUpdate);
- return false;
+ // Promote MVT::i1.
+ if (VT == MVT::i1)
+ VT = TLI.getTypeToTransformTo(VT);
+ else {
+ SDL->PHINodesToUpdate.resize(OrigNumPHINodesToUpdate);
+ return false;
+ }
}
Value *PHIOp = PN->getIncomingValueForBlock(LLVMBB);