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Disable constant-offset folding for PowerPC, as the PowerPC target

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isn't yet prepared for it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57886 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2008-10-21 03:41:46 +00:00
parent 4401361a2f
commit 54aeea39a7
2 changed files with 8 additions and 0 deletions
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6
lib/Target/PowerPC/PPCISelLowering.cpp
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@ -4912,3 +4912,9 @@ SDValue PPCTargetLowering::LowerFRAMEADDR(SDValue Op, SelectionDAG &DAG) {
return DAG.getCopyFromReg(DAG.getEntryNode(), is31 ? PPC::R31 : PPC::R1,
MVT::i32);
}
bool
PPCTargetLowering::isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const {
// The PowerPC target isn't yet aware of offsets.
return false;
}

2
lib/Target/PowerPC/PPCISelLowering.h
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@ -329,6 +329,8 @@ namespace llvm {
SDValue Ret,
SelectionDAG &DAG) const;
virtual bool isOffsetFoldingLegal(const GlobalAddressSDNode *GA) const;
private:
SDValue getFramePointerFrameIndex(SelectionDAG & DAG) const;
SDValue getReturnAddrFrameIndex(SelectionDAG & DAG) const;