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Fix indentation to prior level for easier diffs.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33184 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer
2007-01-13 05:10:53 +00:00
parent 737ec5130e
commit ac3e76ca8f
1 changed files with 68 additions and 69 deletions
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15
lib/Transforms/Scalar/CorrelatedExprs.cpp
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@@ -833,13 +833,12 @@ void CEE::PropagateEquality(Value *Op0, Value *Op1, RegionInfo &RI) {
// it's a constant, then see if the other one is one of a setcc instruction,
// an AND, OR, or XOR instruction.
//
if (Op1->getType() == Type::Int1Ty)
if (ConstantInt *CB = dyn_cast<ConstantInt>(Op1)) {
ConstantInt *CB = dyn_cast<ConstantInt>(Op1);
if (CB && Op1->getType() == Type::Int1Ty) {
if (Instruction *Inst = dyn_cast<Instruction>(Op0)) {
// If we know that this instruction is an AND instruction, and the result
// is true, this means that both operands to the OR are known to be true
// as well.
// If we know that this instruction is an AND instruction, and the
// result is true, this means that both operands to the OR are known
// to be true as well.
//
if (CB->getZExtValue() && Inst->getOpcode() == Instruction::And) {
PropagateEquality(Inst->getOperand(0), CB, RI);
@@ -847,8 +846,8 @@ void CEE::PropagateEquality(Value *Op0, Value *Op1, RegionInfo &RI) {
}
// If we know that this instruction is an OR instruction, and the result
// is false, this means that both operands to the OR are know to be false
// as well.
// is false, this means that both operands to the OR are know to be
// false as well.
//
if (!CB->getZExtValue() && Inst->getOpcode() == Instruction::Or) {
PropagateEquality(Inst->getOperand(0), CB, RI);