mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-25 00:29:20 +00:00
Switch more inst insertion in instcombine to IRBuilder.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131544 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
parent
f88ad9aeee
commit
1eca76a611
@ -751,27 +751,20 @@ Instruction *InstCombiner::visitSelectInst(SelectInst &SI) {
|
||||
// So at this point we know we have (Y -> OtherAddOp):
|
||||
// select C, (add X, Y), (sub X, Z)
|
||||
Value *NegVal; // Compute -Z
|
||||
if (Constant *C = dyn_cast<Constant>(SubOp->getOperand(1))) {
|
||||
NegVal = ConstantExpr::getNeg(C);
|
||||
} else if (SI.getType()->isFloatingPointTy()) {
|
||||
NegVal = InsertNewInstBefore(
|
||||
BinaryOperator::CreateFNeg(SubOp->getOperand(1),
|
||||
"tmp"), SI);
|
||||
if (SI.getType()->isFloatingPointTy()) {
|
||||
NegVal = Builder->CreateFNeg(SubOp->getOperand(1));
|
||||
} else {
|
||||
NegVal = InsertNewInstBefore(
|
||||
BinaryOperator::CreateNeg(SubOp->getOperand(1),
|
||||
"tmp"), SI);
|
||||
NegVal = Builder->CreateNeg(SubOp->getOperand(1));
|
||||
}
|
||||
|
||||
Value *NewTrueOp = OtherAddOp;
|
||||
Value *NewFalseOp = NegVal;
|
||||
if (AddOp != TI)
|
||||
std::swap(NewTrueOp, NewFalseOp);
|
||||
Instruction *NewSel =
|
||||
SelectInst::Create(CondVal, NewTrueOp,
|
||||
NewFalseOp, SI.getName() + ".p");
|
||||
Value *NewSel =
|
||||
Builder->CreateSelect(CondVal, NewTrueOp,
|
||||
NewFalseOp, SI.getName() + ".p");
|
||||
|
||||
NewSel = InsertNewInstBefore(NewSel, SI);
|
||||
if (SI.getType()->isFloatingPointTy())
|
||||
return BinaryOperator::CreateFAdd(SubOp->getOperand(0), NewSel);
|
||||
else
|
||||
|
Loading…
Reference in New Issue
Block a user