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This started as a small change, I swear. Unfortunately, lots of things call the [I|F]CmpInst constructors. Who knew!?

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75200 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2009-07-09 23:48:35 +00:00
parent 53674361ef
commit 333c400965
37 changed files with 482 additions and 333 deletions
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19
lib/Transforms/Utils/LowerSwitch.cpp
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@ -162,7 +162,8 @@ BasicBlock* LowerSwitch::switchConvert(CaseItr Begin, CaseItr End,
Function::iterator FI = OrigBlock;
F->getBasicBlockList().insert(++FI, NewNode);
ICmpInst* Comp = new ICmpInst(ICmpInst::ICMP_SLT, Val, Pivot.Low, "Pivot");
ICmpInst* Comp = new ICmpInst(*Default->getContext(), ICmpInst::ICMP_SLT,
Val, Pivot.Low, "Pivot");
NewNode->getInstList().push_back(Comp);
BranchInst::Create(LBranch, RBranch, Comp, NewNode);
return NewNode;
@ -187,18 +188,18 @@ BasicBlock* LowerSwitch::newLeafBlock(CaseRange& Leaf, Value* Val,
ICmpInst* Comp = NULL;
if (Leaf.Low == Leaf.High) {
// Make the seteq instruction...
Comp = new ICmpInst(ICmpInst::ICMP_EQ, Val, Leaf.Low,
"SwitchLeaf", NewLeaf);
Comp = new ICmpInst(*NewLeaf, ICmpInst::ICMP_EQ, Val,
Leaf.Low, "SwitchLeaf");
} else {
// Make range comparison
if (cast<ConstantInt>(Leaf.Low)->isMinValue(true /*isSigned*/)) {
// Val >= Min && Val <= Hi --> Val <= Hi
Comp = new ICmpInst(ICmpInst::ICMP_SLE, Val, Leaf.High,
"SwitchLeaf", NewLeaf);
Comp = new ICmpInst(*NewLeaf, ICmpInst::ICMP_SLE, Val, Leaf.High,
"SwitchLeaf");
} else if (cast<ConstantInt>(Leaf.Low)->isZero()) {
// Val >= 0 && Val <= Hi --> Val <=u Hi
Comp = new ICmpInst(ICmpInst::ICMP_ULE, Val, Leaf.High,
"SwitchLeaf", NewLeaf);
Comp = new ICmpInst(*NewLeaf, ICmpInst::ICMP_ULE, Val, Leaf.High,
"SwitchLeaf");
} else {
// Emit V-Lo <=u Hi-Lo
Constant* NegLo = Context->getConstantExprNeg(Leaf.Low);
@ -206,8 +207,8 @@ BasicBlock* LowerSwitch::newLeafBlock(CaseRange& Leaf, Value* Val,
Val->getName()+".off",
NewLeaf);
Constant *UpperBound = Context->getConstantExprAdd(NegLo, Leaf.High);
Comp = new ICmpInst(ICmpInst::ICMP_ULE, Add, UpperBound,
"SwitchLeaf", NewLeaf);
Comp = new ICmpInst(*NewLeaf, ICmpInst::ICMP_ULE, Add, UpperBound,
"SwitchLeaf");
}
}