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Fix a regression on X86, where FP values can be promoted too.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22822 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-08-17 06:06:25 +00:00
parent 6c26da6c04
commit fae59b99b8
1 changed files with 4 additions and 1 deletions
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5
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@ -991,7 +991,10 @@ CopyValueToVirtualRegister(SelectionDAGLowering &SDL, Value *V, unsigned Reg) {
return DAG.getCopyToReg(SDL.getRoot(), Reg, Op);
} else if (SrcVT < DestVT) {
// The src value is promoted to the register.
Op = DAG.getNode(ISD::ZERO_EXTEND, DestVT, Op);
if (MVT::isFloatingPoint(SrcVT))
Op = DAG.getNode(ISD::FP_EXTEND, DestVT, Op);
else
Op = DAG.getNode(ISD::ZERO_EXTEND, DestVT, Op);
return DAG.getCopyToReg(SDL.getRoot(), Reg, Op);
} else {
// The src value is expanded into multiple registers.