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Fix a compile crash building MultiSource/Applications/d with the new front-end. 

The PPC backend was generating random shift counts in this case, due to an
uninitialized variable.

llvm-svn: 25114
This commit is contained in:
Chris Lattner 2006-01-05 18:32:49 +00:00
parent b5f210f3f2
commit 20c88dfd1b
1 changed files with 2 additions and 2 deletions
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4
llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
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@ -952,13 +952,13 @@ SDOperand PPCDAGToDAGISel::Select(SDOperand Op) {
if (isIntImmediate(N->getOperand(1), Imm) && if (isIntImmediate(N->getOperand(1), Imm) &&
N->getOperand(0).getOpcode() == ISD::OR && N->getOperand(0).getOpcode() == ISD::OR &&
isIntImmediate(N->getOperand(0).getOperand(1), Imm2)) { isIntImmediate(N->getOperand(0).getOperand(1), Imm2)) {
unsigned SH, MB, ME; unsigned MB, ME;
Imm = ~(Imm^Imm2); Imm = ~(Imm^Imm2);
if (isRunOfOnes(Imm, MB, ME)) { if (isRunOfOnes(Imm, MB, ME)) {
SDOperand Tmp1 = Select(N->getOperand(0).getOperand(0)); SDOperand Tmp1 = Select(N->getOperand(0).getOperand(0));
SDOperand Tmp2 = Select(N->getOperand(0).getOperand(1)); SDOperand Tmp2 = Select(N->getOperand(0).getOperand(1));
return CurDAG->getTargetNode(PPC::RLWIMI, MVT::i32, Tmp1, Tmp2, return CurDAG->getTargetNode(PPC::RLWIMI, MVT::i32, Tmp1, Tmp2,
getI32Imm(SH), getI32Imm(MB), getI32Imm(ME)); getI32Imm(0), getI32Imm(MB), getI32Imm(ME));
} }
} }