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Fix problems in the PartSet lowering having to do with incorrect bit width.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36180 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2007-04-16 22:21:14 +00:00
parent ed48de2375
commit 9a9203b894
1 changed files with 5 additions and 3 deletions
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8
lib/CodeGen/IntrinsicLowering.cpp
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@ -538,8 +538,10 @@ static Instruction *LowerPartSet(CallInst *CI) {
new BranchInst(large, small, is_large, entry);
// Block "large"
BinaryOperator* MaskBits =
Instruction* MaskBits =
BinaryOperator::createSub(RepBitWidth, NumBits, "", large);
MaskBits = CastInst::createIntegerCast(MaskBits, RepMask->getType(),
false, "", large);
BinaryOperator* Mask1 =
BinaryOperator::createLShr(RepMask, MaskBits, "", large);
BinaryOperator* Rep2 = BinaryOperator::createAnd(Mask1, Rep, "", large);
@ -575,10 +577,10 @@ static Instruction *LowerPartSet(CallInst *CI) {
Value* t8 = BinaryOperator::createXor(t7, ValMask, "", reverse);
Value* t9 = BinaryOperator::createAnd(t8, Val, "", reverse);
Value* t10 = BinaryOperator::createShl(Rep4, Lo, "", reverse);
if (RepBits < ValBits)
if (32 < ValBits)
RepBitWidth =
cast<ConstantInt>(ConstantExpr::getZExt(RepBitWidth, ValTy));
else if (RepBits > ValBits)
else if (32 > ValBits)
RepBitWidth =
cast<ConstantInt>(ConstantExpr::getTrunc(RepBitWidth, ValTy));
Value* t11 = BinaryOperator::createSub(RepBitWidth, Hi, "", reverse);