Eliminate calls to isInteger, generalizing code and tightening checks as needed.

llvm-svn: 33218
This commit is contained in:
Chris Lattner 2007-01-15 01:55:30 +00:00
parent c0f423a452
commit 1942249c5b
7 changed files with 31 additions and 32 deletions

View File

@ -69,19 +69,19 @@ bool llvm::ExpressionConvertibleToType(Value *V, const Type *Ty,
case Instruction::Add:
case Instruction::Sub:
if (!Ty->isInteger() && !Ty->isFloatingPoint()) return false;
if (!Ty->isIntegral() && !Ty->isFloatingPoint()) return false;
if (!ExpressionConvertibleToType(I->getOperand(0), Ty, CTMap, TD) ||
!ExpressionConvertibleToType(I->getOperand(1), Ty, CTMap, TD))
return false;
break;
case Instruction::LShr:
case Instruction::AShr:
if (!Ty->isInteger()) return false;
if (!Ty->isIntegral()) return false;
if (!ExpressionConvertibleToType(I->getOperand(0), Ty, CTMap, TD))
return false;
break;
case Instruction::Shl:
if (!Ty->isInteger()) return false;
if (!Ty->isIntegral()) return false;
if (!ExpressionConvertibleToType(I->getOperand(0), Ty, CTMap, TD))
return false;
break;
@ -458,7 +458,7 @@ static bool OperandConvertibleToType(User *U, Value *V, const Type *Ty,
case Instruction::Add:
case Instruction::Sub: {
if (!Ty->isInteger() && !Ty->isFloatingPoint()) return false;
if (!Ty->isIntegral() && !Ty->isFloatingPoint()) return false;
Value *OtherOp = I->getOperand((V == I->getOperand(0)) ? 1 : 0);
return ValueConvertibleToType(I, Ty, CTMap, TD) &&
@ -476,7 +476,7 @@ static bool OperandConvertibleToType(User *U, Value *V, const Type *Ty,
case Instruction::AShr:
case Instruction::Shl:
if (I->getOperand(1) == V) return false; // Cannot change shift amount type
if (!Ty->isInteger()) return false;
if (!Ty->isIntegral()) return false;
return ValueConvertibleToType(I, Ty, CTMap, TD);
case Instruction::Free:
@ -634,8 +634,7 @@ static bool OperandConvertibleToType(User *U, Value *V, const Type *Ty,
// arguments if possible.
//
for (unsigned i = 0, NA = FTy->getNumParams(); i < NA; ++i)
if (!FTy->getParamType(i)->canLosslesslyBitCastTo(
I->getOperand(i+1)->getType()))
if (FTy->getParamType(i) != I->getOperand(i+1)->getType())
return false; // Operands must have compatible types!
// Okay, at this point, we know that all of the arguments can be
@ -655,7 +654,7 @@ static bool OperandConvertibleToType(User *U, Value *V, const Type *Ty,
// If we get this far, we know the value is in the varargs section of the
// function! We can convert if we don't reinterpret the value...
//
return Ty->canLosslesslyBitCastTo(V->getType());
return isa<PointerType>(Ty) && isa<PointerType>(V->getType());
}
}
return false;

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@ -398,7 +398,7 @@ struct ExitInMainOptimization : public LibCallOptimization {
// Make sure the called function looks like exit (int argument, int return
// type, external linkage, not varargs).
virtual bool ValidateCalledFunction(const Function *F, SimplifyLibCalls &SLC){
return F->arg_size() >= 1 && F->arg_begin()->getType()->isInteger();
return F->arg_size() >= 1 && F->arg_begin()->getType()->isIntegral();
}
virtual bool OptimizeCall(CallInst* ci, SimplifyLibCalls& SLC) {
@ -960,8 +960,8 @@ struct memcmpOptimization : public LibCallOptimization {
Function::const_arg_iterator AI = F->arg_begin();
if (F->arg_size() != 3 || !isa<PointerType>(AI->getType())) return false;
if (!isa<PointerType>((++AI)->getType())) return false;
if (!(++AI)->getType()->isInteger()) return false;
if (!F->getReturnType()->isInteger()) return false;
if (!(++AI)->getType()->isIntegral()) return false;
if (!F->getReturnType()->isIntegral()) return false;
return true;
}
@ -1725,8 +1725,8 @@ public:
: LibCallOptimization("isascii", "Number of 'isascii' calls simplified") {}
virtual bool ValidateCalledFunction(const Function *F, SimplifyLibCalls &SLC){
return F->arg_size() == 1 && F->arg_begin()->getType()->isInteger() &&
F->getReturnType()->isInteger();
return F->arg_size() == 1 && F->arg_begin()->getType()->isIntegral() &&
F->getReturnType()->isIntegral();
}
/// @brief Perform the isascii optimization.

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@ -325,7 +325,7 @@ void IndVarSimplify::RewriteLoopExitValues(Loop *L) {
if (LI->getLoopFor(L->getBlocks()[i]) == L) { // Not in a subloop...
BasicBlock *BB = L->getBlocks()[i];
for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E;) {
if (I->getType()->isInteger()) { // Is an integer instruction
if (I->getType()->isIntegral()) { // Is an integer instruction
SCEVHandle SH = SE->getSCEV(I);
if (SH->hasComputableLoopEvolution(L) || // Varies predictably
HasConstantItCount) {
@ -460,7 +460,7 @@ void IndVarSimplify::runOnLoop(Loop *L) {
for (BasicBlock::iterator I = Header->begin(); isa<PHINode>(I); ++I) {
PHINode *PN = cast<PHINode>(I);
if (PN->getType()->isInteger()) { // FIXME: when we have fast-math, enable!
if (PN->getType()->isIntegral()) { // FIXME: when we have fast-math, enable!
SCEVHandle SCEV = SE->getSCEV(PN);
if (SCEV->hasComputableLoopEvolution(L))
// FIXME: It is an extremely bad idea to indvar substitute anything more
@ -574,7 +574,7 @@ void IndVarSimplify::runOnLoop(Loop *L) {
if (LI->getLoopFor(L->getBlocks()[i]) == L) { // Not in a subloop...
BasicBlock *BB = L->getBlocks()[i];
for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I)
if (I->getType()->isInteger() && // Is an integer instruction
if (I->getType()->isIntegral() && // Is an integer instruction
!I->use_empty() &&
!Rewriter.isInsertedInstruction(I)) {
SCEVHandle SH = SE->getSCEV(I);

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@ -495,7 +495,7 @@ static inline Value *dyn_castNotVal(Value *V) {
// Otherwise, return null.
//
static inline Value *dyn_castFoldableMul(Value *V, ConstantInt *&CST) {
if (V->hasOneUse() && V->getType()->isInteger())
if (V->hasOneUse() && V->getType()->isIntegral())
if (Instruction *I = dyn_cast<Instruction>(V)) {
if (I->getOpcode() == Instruction::Mul)
if ((CST = dyn_cast<ConstantInt>(I->getOperand(1))))
@ -1808,7 +1808,7 @@ FoundSExt:
}
// X + X --> X << 1
if (I.getType()->isInteger()) {
if (I.getType()->isIntegral() && I.getType() != Type::Int1Ty) {
if (Instruction *Result = AssociativeOpt(I, AddRHS(RHS))) return Result;
if (Instruction *RHSI = dyn_cast<Instruction>(RHS)) {
@ -1933,7 +1933,7 @@ static Value *RemoveNoopCast(Value *V) {
if (CastInst *CI = dyn_cast<CastInst>(V)) {
const Type *CTy = CI->getType();
const Type *OpTy = CI->getOperand(0)->getType();
if (CTy->isInteger() && OpTy->isInteger()) {
if (CTy->isIntegral() && OpTy->isIntegral()) {
if (CTy->getPrimitiveSizeInBits() == OpTy->getPrimitiveSizeInBits())
return RemoveNoopCast(CI->getOperand(0));
} else if (isa<PointerType>(CTy) && isa<PointerType>(OpTy))
@ -2412,7 +2412,7 @@ Instruction *InstCombiner::visitSDiv(BinaryOperator &I) {
// If the sign bits of both operands are zero (i.e. we can prove they are
// unsigned inputs), turn this into a udiv.
if (I.getType()->isInteger()) {
if (I.getType()->isIntegral()) {
uint64_t Mask = 1ULL << (I.getType()->getPrimitiveSizeInBits()-1);
if (MaskedValueIsZero(Op1, Mask) && MaskedValueIsZero(Op0, Mask)) {
return BinaryOperator::createUDiv(Op0, Op1, I.getName());
@ -5062,7 +5062,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
Value *CastOp = Cast->getOperand(0);
const Type *SrcTy = CastOp->getType();
unsigned SrcTySize = SrcTy->getPrimitiveSizeInBits();
if (SrcTy->isInteger() &&
if (SrcTy->isIntegral() &&
SrcTySize == Cast->getType()->getPrimitiveSizeInBits()) {
// If this is an unsigned comparison, try to make the comparison use
// smaller constant values.
@ -6395,7 +6395,7 @@ Instruction *InstCombiner::visitBitCast(CastInst &CI) {
const Type *SrcTy = Src->getType();
const Type *DestTy = CI.getType();
if (SrcTy->isInteger() && DestTy->isInteger()) {
if (SrcTy->isIntegral() && DestTy->isIntegral()) {
if (Instruction *Result = commonIntCastTransforms(CI))
return Result;
} else {
@ -6816,7 +6816,7 @@ Instruction *InstCombiner::visitSelectInst(SelectInst &SI) {
}
// See if we can fold the select into one of our operands.
if (SI.getType()->isInteger()) {
if (SI.getType()->isIntegral()) {
// See the comment above GetSelectFoldableOperands for a description of the
// transformation we are doing here.
if (Instruction *TVI = dyn_cast<Instruction>(TrueVal))
@ -7667,7 +7667,7 @@ Instruction *InstCombiner::visitGetElementPtrInst(GetElementPtrInst &GEP) {
Value *Src = CI->getOperand(0);
const Type *SrcTy = Src->getType();
const Type *DestTy = CI->getType();
if (Src->getType()->isInteger()) {
if (Src->getType()->isIntegral()) {
if (SrcTy->getPrimitiveSizeInBits() ==
DestTy->getPrimitiveSizeInBits()) {
// We can always eliminate a cast from ulong or long to the other.
@ -7998,7 +7998,7 @@ static Instruction *InstCombineLoadCast(InstCombiner &IC, LoadInst &LI) {
if (const PointerType *SrcTy = dyn_cast<PointerType>(CastOp->getType())) {
const Type *SrcPTy = SrcTy->getElementType();
if (DestPTy->isInteger() || isa<PointerType>(DestPTy) ||
if (DestPTy->isIntegral() || isa<PointerType>(DestPTy) ||
isa<PackedType>(DestPTy)) {
// If the source is an array, the code below will not succeed. Check to
// see if a trivial 'gep P, 0, 0' will help matters. Only do this for
@ -8012,7 +8012,7 @@ static Instruction *InstCombineLoadCast(InstCombiner &IC, LoadInst &LI) {
SrcPTy = SrcTy->getElementType();
}
if ((SrcPTy->isInteger() || isa<PointerType>(SrcPTy) ||
if ((SrcPTy->isIntegral() || isa<PointerType>(SrcPTy) ||
isa<PackedType>(SrcPTy)) &&
// Do not allow turning this into a load of an integer, which is then
// casted to a pointer, this pessimizes pointer analysis a lot.
@ -8186,7 +8186,7 @@ static Instruction *InstCombineStoreToCast(InstCombiner &IC, StoreInst &SI) {
if (const PointerType *SrcTy = dyn_cast<PointerType>(CastOp->getType())) {
const Type *SrcPTy = SrcTy->getElementType();
if (DestPTy->isInteger() || isa<PointerType>(DestPTy)) {
if (DestPTy->isIntegral() || isa<PointerType>(DestPTy)) {
// If the source is an array, the code below will not succeed. Check to
// see if a trivial 'gep P, 0, 0' will help matters. Only do this for
// constants.
@ -8199,7 +8199,7 @@ static Instruction *InstCombineStoreToCast(InstCombiner &IC, StoreInst &SI) {
SrcPTy = SrcTy->getElementType();
}
if ((SrcPTy->isInteger() || isa<PointerType>(SrcPTy)) &&
if ((SrcPTy->isIntegral() || isa<PointerType>(SrcPTy)) &&
IC.getTargetData().getTypeSize(SrcPTy) ==
IC.getTargetData().getTypeSize(DestPTy)) {

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@ -398,7 +398,7 @@ static bool IVUseShouldUsePostIncValue(Instruction *User, Instruction *IV,
/// return true. Otherwise, return false.
bool LoopStrengthReduce::AddUsersIfInteresting(Instruction *I, Loop *L,
std::set<Instruction*> &Processed) {
if (!I->getType()->isInteger() && !isa<PointerType>(I->getType()))
if (!I->getType()->isIntegral() && !isa<PointerType>(I->getType()))
return false; // Void and FP expressions cannot be reduced.
if (!Processed.insert(I).second)
return true; // Instruction already handled.

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@ -541,7 +541,7 @@ const Type *SROA::CanConvertToScalar(Value *V, bool &IsNotTrivial) {
IsNotTrivial = true;
const Type *SubElt = CanConvertToScalar(GEP, IsNotTrivial);
if (SubElt == 0) return 0;
if (SubElt != Type::VoidTy && SubElt->isInteger()) {
if (SubElt != Type::VoidTy && SubElt->isIntegral()) {
const Type *NewTy =
getUIntAtLeastAsBitAs(TD.getTypeSize(SubElt)*8+BitOffset);
if (NewTy == 0 || MergeInType(NewTy, UsedType, TD)) return 0;
@ -653,7 +653,7 @@ void SROA::ConvertUsesToScalar(Value *Ptr, AllocaInst *NewAI, unsigned Offset) {
// an integer.
NV = new BitCastInst(NV, LI->getType(), LI->getName(), LI);
} else {
assert(NV->getType()->isInteger() && "Unknown promotion!");
assert(NV->getType()->isIntegral() && "Unknown promotion!");
if (Offset && Offset < TD.getTypeSize(NV->getType())*8) {
NV = new ShiftInst(Instruction::LShr, NV,
ConstantInt::get(Type::Int8Ty, Offset),

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@ -1852,7 +1852,7 @@ bool llvm::SimplifyCFG(BasicBlock *BB) {
Value *CompVal = 0;
std::vector<ConstantInt*> Values;
bool TrueWhenEqual = GatherValueComparisons(Cond, CompVal, Values);
if (CompVal && CompVal->getType()->isInteger()) {
if (CompVal && CompVal->getType()->isIntegral()) {
// There might be duplicate constants in the list, which the switch
// instruction can't handle, remove them now.
std::sort(Values.begin(), Values.end(), ConstantIntOrdering());