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InstCombine: Hoist 3 copies of AddOne/SubOne into a header.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199605 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2014-01-19 16:56:10 +00:00
parent c7645e860a
commit 2b03d0051f
4 changed files with 9 additions and 30 deletions
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9
lib/Transforms/InstCombine/InstCombine.h
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@@ -51,6 +51,15 @@ static inline unsigned getComplexity(Value *V) {
return isa<Constant>(V) ? (isa<UndefValue>(V) ? 0 : 1) : 2; return isa<Constant>(V) ? (isa<UndefValue>(V) ? 0 : 1) : 2;
} }
/// AddOne - Add one to a Constant
static inline Constant *AddOne(Constant *C) {
return ConstantExpr::getAdd(C, ConstantInt::get(C->getType(), 1));
}
/// SubOne - Subtract one from a Constant
static inline Constant *SubOne(Constant *C) {
return ConstantExpr::getSub(C, ConstantInt::get(C->getType(), 1));
}
/// InstCombineIRInserter - This is an IRBuilder insertion helper that works /// InstCombineIRInserter - This is an IRBuilder insertion helper that works
/// just like the normal insertion helper, but also adds any new instructions /// just like the normal insertion helper, but also adds any new instructions

11
lib/Transforms/InstCombine/InstCombineAddSub.cpp
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@@ -845,17 +845,6 @@ Value *FAddCombine::createAddendVal
return createFMul(OpndVal, Coeff.getValue(Instr->getType())); return createFMul(OpndVal, Coeff.getValue(Instr->getType()));
} }
/// AddOne - Add one to a ConstantInt.
static Constant *AddOne(Constant *C) {
return ConstantExpr::getAdd(C, ConstantInt::get(C->getType(), 1));
}
/// SubOne - Subtract one from a ConstantInt.
static Constant *SubOne(Constant *C) {
return ConstantExpr::getAdd(C, ConstantInt::getAllOnesValue(C->getType()));
}
// dyn_castFoldableMul - If this value is a multiply that can be folded into // dyn_castFoldableMul - If this value is a multiply that can be folded into
// other computations (because it has a constant operand), return the // other computations (because it has a constant operand), return the
// non-constant operand of the multiply, and set CST to point to the multiplier. // non-constant operand of the multiply, and set CST to point to the multiplier.

10
lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
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@@ -20,16 +20,6 @@
using namespace llvm; using namespace llvm;
using namespace PatternMatch; using namespace PatternMatch;
/// AddOne - Add one to a ConstantInt.
static Constant *AddOne(ConstantInt *C) {
return ConstantInt::get(C->getContext(), C->getValue() + 1);
}
/// SubOne - Subtract one from a ConstantInt.
static Constant *SubOne(ConstantInt *C) {
return ConstantInt::get(C->getContext(), C->getValue()-1);
}
/// isFreeToInvert - Return true if the specified value is free to invert (apply /// isFreeToInvert - Return true if the specified value is free to invert (apply
/// ~ to). This happens in cases where the ~ can be eliminated. /// ~ to). This happens in cases where the ~ can be eliminated.
static inline bool isFreeToInvert(Value *V) { static inline bool isFreeToInvert(Value *V) {

9
lib/Transforms/InstCombine/InstCombineCompares.cpp
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@@ -28,15 +28,6 @@ static ConstantInt *getOne(Constant *C) {
return ConstantInt::get(cast<IntegerType>(C->getType()), 1); return ConstantInt::get(cast<IntegerType>(C->getType()), 1);
} }
/// AddOne - Add one to a ConstantInt
static Constant *AddOne(Constant *C) {
return ConstantExpr::getAdd(C, ConstantInt::get(C->getType(), 1));
}
/// SubOne - Subtract one from a ConstantInt
static Constant *SubOne(Constant *C) {
return ConstantExpr::getSub(C, ConstantInt::get(C->getType(), 1));
}
static ConstantInt *ExtractElement(Constant *V, Constant *Idx) { static ConstantInt *ExtractElement(Constant *V, Constant *Idx) {
return cast<ConstantInt>(ConstantExpr::getExtractElement(V, Idx)); return cast<ConstantInt>(ConstantExpr::getExtractElement(V, Idx));
} }