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Fix FastISel's bitcast code for the case where getRegForValue fails. 

llvm-svn: 55431
This commit is contained in:
Dan Gohman 2008-08-27 20:41:38 +00:00
parent 57dc078570
commit 61cfa3095d
1 changed files with 4 additions and 1 deletions
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5
llvm/lib/CodeGen/SelectionDAG/FastISel.cpp
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@ -226,7 +226,10 @@ bool FastISel::SelectBitCast(Instruction *I,
DenseMap<const Value*, unsigned> &ValueMap) {
// If the bitcast doesn't change the type, just use the operand value.
if (I->getType() == I->getOperand(0)->getType()) {
ValueMap[I] = getRegForValue(I->getOperand(0), ValueMap);
unsigned Reg = getRegForValue(I->getOperand(0), ValueMap);
if (Reg == 0)
return false;
ValueMap[I] = Reg;
return true;
}