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The bit counting intrinsics return i32 not the operand type. This fixes

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last night's regression in SingleSource/UnitTests/2005-05-11-Popcount-ffs-fls

llvm-svn: 35556
This commit is contained in:
Reid Spencer 2007-04-01 18:42:20 +00:00
parent 8b2b6b9e36
commit 34b5a64f15
1 changed files with 3 additions and 4 deletions
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7
lib/Analysis/ConstantFolding.cpp
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@ -433,18 +433,17 @@ llvm::ConstantFoldCall(Function *F, Constant** Operands, unsigned NumOperands) {
break;
}
} else if (ConstantInt *Op = dyn_cast<ConstantInt>(Operands[0])) {
const IntegerType *OpTy = cast<IntegerType>(Op->getType());
if (Name.size() > 11 && !memcmp(&Name[0], "llvm.bswap", 10)) {
return ConstantInt::get(Op->getValue().byteSwap());
} else if (Name.size() > 11 && !memcmp(&Name[0],"llvm.ctpop",10)) {
uint64_t ctpop = Op->getValue().countPopulation();
return ConstantInt::get(OpTy, ctpop);
return ConstantInt::get(Type::Int32Ty, ctpop);
} else if (Name.size() > 10 && !memcmp(&Name[0], "llvm.cttz", 9)) {
uint64_t cttz = Op->getValue().countTrailingZeros();
return ConstantInt::get(OpTy, cttz);
return ConstantInt::get(Type::Int32Ty, cttz);
} else if (Name.size() > 10 && !memcmp(&Name[0], "llvm.ctlz", 9)) {
uint64_t ctlz = Op->getValue().countLeadingZeros();
return ConstantInt::get(OpTy, ctlz);
return ConstantInt::get(Type::Int32Ty, ctlz);
}
}
} else if (NumOperands == 2) {