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Fix a couple of minor bugs. The first fixes povray, the second fixes things

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if the dag combiner isn't run


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23981 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-10-25 19:32:37 +00:00
parent a158eee313
commit 3393e80a06
1 changed files with 9 additions and 3 deletions
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12
lib/Target/PowerPC/PPCISelDAGToDAG.cpp
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@ -898,8 +898,11 @@ SDOperand PPCDAGToDAGISel::Select(SDOperand Op) {
Tmp = CurDAG->getTargetNode(PPC::ADDIS, MVT::i32, getGlobalBaseReg(),CPI);
else
Tmp = CurDAG->getTargetNode(PPC::LIS, MVT::i32, CPI);
CurDAG->SelectNodeTo(N, PPC::LA, MVT::i32, Tmp, CPI);
return SDOperand(N, 0);
if (N->hasOneUse()) {
CurDAG->SelectNodeTo(N, PPC::LA, MVT::i32, Tmp, CPI);
return SDOperand(N, 0);
}
return CurDAG->getTargetNode(PPC::LA, MVT::i32, Tmp, CPI);
}
case ISD::GlobalAddress: {
GlobalValue *GV = cast<GlobalAddressSDNode>(N)->getGlobal();
@ -1035,7 +1038,10 @@ SDOperand PPCDAGToDAGISel::Select(SDOperand Op) {
unsigned SH, MB, ME;
if (isRotateAndMask(N->getOperand(0).Val, Imm, false, SH, MB, ME)) {
Val = Select(N->getOperand(0).getOperand(0));
} else {
} else if (Imm == 0) {
// AND X, 0 -> 0, not "rlwinm 32".
return Select(N->getOperand(1));
} else {
Val = Select(N->getOperand(0));
isRunOfOnes(Imm, MB, ME);
SH = 0;