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Handle ISD::DECLARE with PIC relocation model.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62516 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2009-01-19 18:31:51 +00:00
parent 1999ff1d81
commit 5fc742d5b2
1 changed files with 15 additions and 4 deletions
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19
lib/Target/PowerPC/PPCISelDAGToDAG.cpp
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@ -1107,10 +1107,21 @@ SDNode *PPCDAGToDAGISel::Select(SDValue Op) {
FrameIndexSDNode *FINode = dyn_cast<FrameIndexSDNode>(N1);
if (!FINode)
break;
if (N2.getOpcode() == ISD::ADD &&
N2.getOperand(0).getOpcode() == PPCISD::Hi &&
N2.getOperand(1).getOpcode() == PPCISD::Lo)
N2 = N2.getOperand(0).getOperand(0);
if (N2.getOpcode() == ISD::ADD) {
if (N2.getOperand(0).getOpcode() == ISD::ADD &&
N2.getOperand(0).getOperand(0).getOpcode() == PPCISD::GlobalBaseReg &&
N2.getOperand(0).getOperand(1).getOpcode() == PPCISD::Hi &&
N2.getOperand(1).getOpcode() == PPCISD::Lo)
N2 = N2.getOperand(0).getOperand(1).getOperand(0);
else if (N2.getOperand(0).getOpcode() == ISD::ADD &&
N2.getOperand(0).getOperand(0).getOpcode() == PPCISD::GlobalBaseReg &&
N2.getOperand(0).getOperand(1).getOpcode() == PPCISD::Lo &&
N2.getOperand(1).getOpcode() == PPCISD::Hi)
N2 = N2.getOperand(0).getOperand(1).getOperand(0);
else if (N2.getOperand(0).getOpcode() == PPCISD::Hi &&
N2.getOperand(1).getOpcode() == PPCISD::Lo)
N2 = N2.getOperand(0).getOperand(0);
}
if (!isa<GlobalAddressSDNode>(N2))
break;
int FI = cast<FrameIndexSDNode>(N1)->getIndex();