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[InstCombine] improve formatting; NFC 

llvm-svn: 295237
This commit is contained in:
Sanjay Patel 2017-02-15 21:31:34 +00:00
parent 9421c2dc54
commit 845ea963aa
1 changed files with 3 additions and 6 deletions
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9
llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
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@ -1062,12 +1062,9 @@ Instruction *InstCombiner::visitAdd(BinaryOperator &I) {
match(LHS, m_ZExt(m_NUWAdd(m_Value(X), m_APInt(C)))) &&
Val->sge(-C->sext(Val->getBitWidth()))) {
// (add (zext (add nuw X, C)), Val) -> (zext (add nuw X, C+Val))
return CastInst::Create(
Instruction::ZExt,
Builder->CreateNUWAdd(
X, Constant::getIntegerValue(X->getType(),
*C + Val->trunc(C->getBitWidth()))),
I.getType());
Constant *NewC =
ConstantInt::get(X->getType(), *C + Val->trunc(C->getBitWidth()));
return new ZExtInst(Builder->CreateNUWAdd(X, NewC), I.getType());
}
}