#include "llvm/IR/Instructions.h"
#include "LLVMContextImpl.h"
#include "llvm/IR/CallSite.h"
#include "llvm/IR/ConstantRange.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Operator.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"
using namespace llvm;
User::op_iterator CallSite::getCallee() const {
Instruction *II(getInstruction());
return isCall()
? cast<CallInst>(II)->op_end() - 1 : cast<InvokeInst>(II)->op_end() - 3; }
TerminatorInst::~TerminatorInst() {
}
UnaryInstruction::~UnaryInstruction() {
}
const char *SelectInst::areInvalidOperands(Value *Op0, Value *Op1, Value *Op2) {
if (Op1->getType() != Op2->getType())
return "both values to select must have same type";
if (VectorType *VT = dyn_cast<VectorType>(Op0->getType())) {
if (VT->getElementType() != Type::getInt1Ty(Op0->getContext()))
return "vector select condition element type must be i1";
VectorType *ET = dyn_cast<VectorType>(Op1->getType());
if (!ET)
return "selected values for vector select must be vectors";
if (ET->getNumElements() != VT->getNumElements())
return "vector select requires selected vectors to have "
"the same vector length as select condition";
} else if (Op0->getType() != Type::getInt1Ty(Op0->getContext())) {
return "select condition must be i1 or <n x i1>";
}
return nullptr;
}
PHINode::PHINode(const PHINode &PN)
: Instruction(PN.getType(), Instruction::PHI,
allocHungoffUses(PN.getNumOperands()), PN.getNumOperands()),
ReservedSpace(PN.getNumOperands()) {
std::copy(PN.op_begin(), PN.op_end(), op_begin());
std::copy(PN.block_begin(), PN.block_end(), block_begin());
SubclassOptionalData = PN.SubclassOptionalData;
}
PHINode::~PHINode() {
dropHungoffUses();
}
Use *PHINode::allocHungoffUses(unsigned N) const {
size_t size = N * sizeof(Use) + sizeof(Use::UserRef)
+ N * sizeof(BasicBlock*);
Use *Begin = static_cast<Use*>(::operator new(size));
Use *End = Begin + N;
(void) new(End) Use::UserRef(const_cast<PHINode*>(this), 1);
return Use::initTags(Begin, End);
}
Value *PHINode::removeIncomingValue(unsigned Idx, bool DeletePHIIfEmpty) {
Value *Removed = getIncomingValue(Idx);
std::copy(op_begin() + Idx + 1, op_end(), op_begin() + Idx);
std::copy(block_begin() + Idx + 1, block_end(), block_begin() + Idx);
Op<-1>().set(nullptr);
--NumOperands;
if (getNumOperands() == 0 && DeletePHIIfEmpty) {
replaceAllUsesWith(UndefValue::get(getType()));
eraseFromParent();
}
return Removed;
}
void PHINode::growOperands() {
unsigned e = getNumOperands();
unsigned NumOps = e + e / 2;
if (NumOps < 2) NumOps = 2;
Use *OldOps = op_begin();
BasicBlock **OldBlocks = block_begin();
ReservedSpace = NumOps;
OperandList = allocHungoffUses(ReservedSpace);
std::copy(OldOps, OldOps + e, op_begin());
std::copy(OldBlocks, OldBlocks + e, block_begin());
Use::zap(OldOps, OldOps + e, true);
}
Value *PHINode::hasConstantValue() const {
Value *ConstantValue = getIncomingValue(0);
for (unsigned i = 1, e = getNumIncomingValues(); i != e; ++i)
if (getIncomingValue(i) != ConstantValue && getIncomingValue(i) != this) {
if (ConstantValue != this)
return nullptr; ConstantValue = getIncomingValue(i);
}
if (ConstantValue == this)
return UndefValue::get(getType());
return ConstantValue;
}
LandingPadInst::LandingPadInst(Type *RetTy, Value *PersonalityFn,
unsigned NumReservedValues, const Twine &NameStr,
Instruction *InsertBefore)
: Instruction(RetTy, Instruction::LandingPad, nullptr, 0, InsertBefore) {
init(PersonalityFn, 1 + NumReservedValues, NameStr);
}
LandingPadInst::LandingPadInst(Type *RetTy, Value *PersonalityFn,
unsigned NumReservedValues, const Twine &NameStr,
BasicBlock *InsertAtEnd)
: Instruction(RetTy, Instruction::LandingPad, nullptr, 0, InsertAtEnd) {
init(PersonalityFn, 1 + NumReservedValues, NameStr);
}
LandingPadInst::LandingPadInst(const LandingPadInst &LP)
: Instruction(LP.getType(), Instruction::LandingPad,
allocHungoffUses(LP.getNumOperands()), LP.getNumOperands()),
ReservedSpace(LP.getNumOperands()) {
Use *OL = OperandList, *InOL = LP.OperandList;
for (unsigned I = 0, E = ReservedSpace; I != E; ++I)
OL[I] = InOL[I];
setCleanup(LP.isCleanup());
}
LandingPadInst::~LandingPadInst() {
dropHungoffUses();
}
LandingPadInst *LandingPadInst::Create(Type *RetTy, Value *PersonalityFn,
unsigned NumReservedClauses,
const Twine &NameStr,
Instruction *InsertBefore) {
return new LandingPadInst(RetTy, PersonalityFn, NumReservedClauses, NameStr,
InsertBefore);
}
LandingPadInst *LandingPadInst::Create(Type *RetTy, Value *PersonalityFn,
unsigned NumReservedClauses,
const Twine &NameStr,
BasicBlock *InsertAtEnd) {
return new LandingPadInst(RetTy, PersonalityFn, NumReservedClauses, NameStr,
InsertAtEnd);
}
void LandingPadInst::init(Value *PersFn, unsigned NumReservedValues,
const Twine &NameStr) {
ReservedSpace = NumReservedValues;
NumOperands = 1;
OperandList = allocHungoffUses(ReservedSpace);
OperandList[0] = PersFn;
setName(NameStr);
setCleanup(false);
}
void LandingPadInst::growOperands(unsigned Size) {
unsigned e = getNumOperands();
if (ReservedSpace >= e + Size) return;
ReservedSpace = (e + Size / 2) * 2;
Use *NewOps = allocHungoffUses(ReservedSpace);
Use *OldOps = OperandList;
for (unsigned i = 0; i != e; ++i)
NewOps[i] = OldOps[i];
OperandList = NewOps;
Use::zap(OldOps, OldOps + e, true);
}
void LandingPadInst::addClause(Constant *Val) {
unsigned OpNo = getNumOperands();
growOperands(1);
assert(OpNo < ReservedSpace && "Growing didn't work!");
++NumOperands;
OperandList[OpNo] = Val;
}
CallInst::~CallInst() {
}
void CallInst::init(Value *Func, ArrayRef<Value *> Args, const Twine &NameStr) {
assert(NumOperands == Args.size() + 1 && "NumOperands not set up?");
Op<-1>() = Func;
#ifndef NDEBUG
FunctionType *FTy =
cast<FunctionType>(cast<PointerType>(Func->getType())->getElementType());
assert((Args.size() == FTy->getNumParams() ||
(FTy->isVarArg() && Args.size() > FTy->getNumParams())) &&
"Calling a function with bad signature!");
for (unsigned i = 0; i != Args.size(); ++i)
assert((i >= FTy->getNumParams() ||
FTy->getParamType(i) == Args[i]->getType()) &&
"Calling a function with a bad signature!");
#endif
std::copy(Args.begin(), Args.end(), op_begin());
setName(NameStr);
}
void CallInst::init(Value *Func, const Twine &NameStr) {
assert(NumOperands == 1 && "NumOperands not set up?");
Op<-1>() = Func;
#ifndef NDEBUG
FunctionType *FTy =
cast<FunctionType>(cast<PointerType>(Func->getType())->getElementType());
assert(FTy->getNumParams() == 0 && "Calling a function with bad signature");
#endif
setName(NameStr);
}
CallInst::CallInst(Value *Func, const Twine &Name,
Instruction *InsertBefore)
: Instruction(cast<FunctionType>(cast<PointerType>(Func->getType())
->getElementType())->getReturnType(),
Instruction::Call,
OperandTraits<CallInst>::op_end(this) - 1,
1, InsertBefore) {
init(Func, Name);
}
CallInst::CallInst(Value *Func, const Twine &Name,
BasicBlock *InsertAtEnd)
: Instruction(cast<FunctionType>(cast<PointerType>(Func->getType())
->getElementType())->getReturnType(),
Instruction::Call,
OperandTraits<CallInst>::op_end(this) - 1,
1, InsertAtEnd) {
init(Func, Name);
}
CallInst::CallInst(const CallInst &CI)
: Instruction(CI.getType(), Instruction::Call,
OperandTraits<CallInst>::op_end(this) - CI.getNumOperands(),
CI.getNumOperands()) {
setAttributes(CI.getAttributes());
setTailCallKind(CI.getTailCallKind());
setCallingConv(CI.getCallingConv());
std::copy(CI.op_begin(), CI.op_end(), op_begin());
SubclassOptionalData = CI.SubclassOptionalData;
}
void CallInst::addAttribute(unsigned i, Attribute::AttrKind attr) {
AttributeSet PAL = getAttributes();
PAL = PAL.addAttribute(getContext(), i, attr);
setAttributes(PAL);
}
void CallInst::removeAttribute(unsigned i, Attribute attr) {
AttributeSet PAL = getAttributes();
AttrBuilder B(attr);
LLVMContext &Context = getContext();
PAL = PAL.removeAttributes(Context, i,
AttributeSet::get(Context, i, B));
setAttributes(PAL);
}
bool CallInst::hasFnAttrImpl(Attribute::AttrKind A) const {
if (AttributeList.hasAttribute(AttributeSet::FunctionIndex, A))
return true;
if (const Function *F = getCalledFunction())
return F->getAttributes().hasAttribute(AttributeSet::FunctionIndex, A);
return false;
}
bool CallInst::paramHasAttr(unsigned i, Attribute::AttrKind A) const {
if (AttributeList.hasAttribute(i, A))
return true;
if (const Function *F = getCalledFunction())
return F->getAttributes().hasAttribute(i, A);
return false;
}
static bool IsConstantOne(Value *val) {
assert(val && "IsConstantOne does not work with NULL val");
return isa<ConstantInt>(val) && cast<ConstantInt>(val)->isOne();
}
static Instruction *createMalloc(Instruction *InsertBefore,
BasicBlock *InsertAtEnd, Type *IntPtrTy,
Type *AllocTy, Value *AllocSize,
Value *ArraySize, Function *MallocF,
const Twine &Name) {
assert(((!InsertBefore && InsertAtEnd) || (InsertBefore && !InsertAtEnd)) &&
"createMalloc needs either InsertBefore or InsertAtEnd");
if (!ArraySize)
ArraySize = ConstantInt::get(IntPtrTy, 1);
else if (ArraySize->getType() != IntPtrTy) {
if (InsertBefore)
ArraySize = CastInst::CreateIntegerCast(ArraySize, IntPtrTy, false,
"", InsertBefore);
else
ArraySize = CastInst::CreateIntegerCast(ArraySize, IntPtrTy, false,
"", InsertAtEnd);
}
if (!IsConstantOne(ArraySize)) {
if (IsConstantOne(AllocSize)) {
AllocSize = ArraySize; } else if (Constant *CO = dyn_cast<Constant>(ArraySize)) {
Constant *Scale = ConstantExpr::getIntegerCast(CO, IntPtrTy,
false );
AllocSize = ConstantExpr::getMul(Scale, cast<Constant>(AllocSize));
} else {
if (InsertBefore)
AllocSize = BinaryOperator::CreateMul(ArraySize, AllocSize,
"mallocsize", InsertBefore);
else
AllocSize = BinaryOperator::CreateMul(ArraySize, AllocSize,
"mallocsize", InsertAtEnd);
}
}
assert(AllocSize->getType() == IntPtrTy && "malloc arg is wrong size");
BasicBlock* BB = InsertBefore ? InsertBefore->getParent() : InsertAtEnd;
Module* M = BB->getParent()->getParent();
Type *BPTy = Type::getInt8PtrTy(BB->getContext());
Value *MallocFunc = MallocF;
if (!MallocFunc)
MallocFunc = M->getOrInsertFunction("malloc", BPTy, IntPtrTy, NULL);
PointerType *AllocPtrType = PointerType::getUnqual(AllocTy);
CallInst *MCall = nullptr;
Instruction *Result = nullptr;
if (InsertBefore) {
MCall = CallInst::Create(MallocFunc, AllocSize, "malloccall", InsertBefore);
Result = MCall;
if (Result->getType() != AllocPtrType)
Result = new BitCastInst(MCall, AllocPtrType, Name, InsertBefore);
} else {
MCall = CallInst::Create(MallocFunc, AllocSize, "malloccall");
Result = MCall;
if (Result->getType() != AllocPtrType) {
InsertAtEnd->getInstList().push_back(MCall);
Result = new BitCastInst(MCall, AllocPtrType, Name);
}
}
MCall->setTailCall();
if (Function *F = dyn_cast<Function>(MallocFunc)) {
MCall->setCallingConv(F->getCallingConv());
if (!F->doesNotAlias(0)) F->setDoesNotAlias(0);
}
assert(!MCall->getType()->isVoidTy() && "Malloc has void return type");
return Result;
}
Instruction *CallInst::CreateMalloc(Instruction *InsertBefore,
Type *IntPtrTy, Type *AllocTy,
Value *AllocSize, Value *ArraySize,
Function * MallocF,
const Twine &Name) {
return createMalloc(InsertBefore, nullptr, IntPtrTy, AllocTy, AllocSize,
ArraySize, MallocF, Name);
}
Instruction *CallInst::CreateMalloc(BasicBlock *InsertAtEnd,
Type *IntPtrTy, Type *AllocTy,
Value *AllocSize, Value *ArraySize,
Function *MallocF, const Twine &Name) {
return createMalloc(nullptr, InsertAtEnd, IntPtrTy, AllocTy, AllocSize,
ArraySize, MallocF, Name);
}
static Instruction* createFree(Value* Source, Instruction *InsertBefore,
BasicBlock *InsertAtEnd) {
assert(((!InsertBefore && InsertAtEnd) || (InsertBefore && !InsertAtEnd)) &&
"createFree needs either InsertBefore or InsertAtEnd");
assert(Source->getType()->isPointerTy() &&
"Can not free something of nonpointer type!");
BasicBlock* BB = InsertBefore ? InsertBefore->getParent() : InsertAtEnd;
Module* M = BB->getParent()->getParent();
Type *VoidTy = Type::getVoidTy(M->getContext());
Type *IntPtrTy = Type::getInt8PtrTy(M->getContext());
Value *FreeFunc = M->getOrInsertFunction("free", VoidTy, IntPtrTy, NULL);
CallInst* Result = nullptr;
Value *PtrCast = Source;
if (InsertBefore) {
if (Source->getType() != IntPtrTy)
PtrCast = new BitCastInst(Source, IntPtrTy, "", InsertBefore);
Result = CallInst::Create(FreeFunc, PtrCast, "", InsertBefore);
} else {
if (Source->getType() != IntPtrTy)
PtrCast = new BitCastInst(Source, IntPtrTy, "", InsertAtEnd);
Result = CallInst::Create(FreeFunc, PtrCast, "");
}
Result->setTailCall();
if (Function *F = dyn_cast<Function>(FreeFunc))
Result->setCallingConv(F->getCallingConv());
return Result;
}
Instruction * CallInst::CreateFree(Value* Source, Instruction *InsertBefore) {
return createFree(Source, InsertBefore, nullptr);
}
Instruction* CallInst::CreateFree(Value* Source, BasicBlock *InsertAtEnd) {
Instruction* FreeCall = createFree(Source, nullptr, InsertAtEnd);
assert(FreeCall && "CreateFree did not create a CallInst");
return FreeCall;
}
void InvokeInst::init(Value *Fn, BasicBlock *IfNormal, BasicBlock *IfException,
ArrayRef<Value *> Args, const Twine &NameStr) {
assert(NumOperands == 3 + Args.size() && "NumOperands not set up?");
Op<-3>() = Fn;
Op<-2>() = IfNormal;
Op<-1>() = IfException;
#ifndef NDEBUG
FunctionType *FTy =
cast<FunctionType>(cast<PointerType>(Fn->getType())->getElementType());
assert(((Args.size() == FTy->getNumParams()) ||
(FTy->isVarArg() && Args.size() > FTy->getNumParams())) &&
"Invoking a function with bad signature");
for (unsigned i = 0, e = Args.size(); i != e; i++)
assert((i >= FTy->getNumParams() ||
FTy->getParamType(i) == Args[i]->getType()) &&
"Invoking a function with a bad signature!");
#endif
std::copy(Args.begin(), Args.end(), op_begin());
setName(NameStr);
}
InvokeInst::InvokeInst(const InvokeInst &II)
: TerminatorInst(II.getType(), Instruction::Invoke,
OperandTraits<InvokeInst>::op_end(this)
- II.getNumOperands(),
II.getNumOperands()) {
setAttributes(II.getAttributes());
setCallingConv(II.getCallingConv());
std::copy(II.op_begin(), II.op_end(), op_begin());
SubclassOptionalData = II.SubclassOptionalData;
}
BasicBlock *InvokeInst::getSuccessorV(unsigned idx) const {
return getSuccessor(idx);
}
unsigned InvokeInst::getNumSuccessorsV() const {
return getNumSuccessors();
}
void InvokeInst::setSuccessorV(unsigned idx, BasicBlock *B) {
return setSuccessor(idx, B);
}
bool InvokeInst::hasFnAttrImpl(Attribute::AttrKind A) const {
if (AttributeList.hasAttribute(AttributeSet::FunctionIndex, A))
return true;
if (const Function *F = getCalledFunction())
return F->getAttributes().hasAttribute(AttributeSet::FunctionIndex, A);
return false;
}
bool InvokeInst::paramHasAttr(unsigned i, Attribute::AttrKind A) const {
if (AttributeList.hasAttribute(i, A))
return true;
if (const Function *F = getCalledFunction())
return F->getAttributes().hasAttribute(i, A);
return false;
}
void InvokeInst::addAttribute(unsigned i, Attribute::AttrKind attr) {
AttributeSet PAL = getAttributes();
PAL = PAL.addAttribute(getContext(), i, attr);
setAttributes(PAL);
}
void InvokeInst::removeAttribute(unsigned i, Attribute attr) {
AttributeSet PAL = getAttributes();
AttrBuilder B(attr);
PAL = PAL.removeAttributes(getContext(), i,
AttributeSet::get(getContext(), i, B));
setAttributes(PAL);
}
LandingPadInst *InvokeInst::getLandingPadInst() const {
return cast<LandingPadInst>(getUnwindDest()->getFirstNonPHI());
}
ReturnInst::ReturnInst(const ReturnInst &RI)
: TerminatorInst(Type::getVoidTy(RI.getContext()), Instruction::Ret,
OperandTraits<ReturnInst>::op_end(this) -
RI.getNumOperands(),
RI.getNumOperands()) {
if (RI.getNumOperands())
Op<0>() = RI.Op<0>();
SubclassOptionalData = RI.SubclassOptionalData;
}
ReturnInst::ReturnInst(LLVMContext &C, Value *retVal, Instruction *InsertBefore)
: TerminatorInst(Type::getVoidTy(C), Instruction::Ret,
OperandTraits<ReturnInst>::op_end(this) - !!retVal, !!retVal,
InsertBefore) {
if (retVal)
Op<0>() = retVal;
}
ReturnInst::ReturnInst(LLVMContext &C, Value *retVal, BasicBlock *InsertAtEnd)
: TerminatorInst(Type::getVoidTy(C), Instruction::Ret,
OperandTraits<ReturnInst>::op_end(this) - !!retVal, !!retVal,
InsertAtEnd) {
if (retVal)
Op<0>() = retVal;
}
ReturnInst::ReturnInst(LLVMContext &Context, BasicBlock *InsertAtEnd)
: TerminatorInst(Type::getVoidTy(Context), Instruction::Ret,
OperandTraits<ReturnInst>::op_end(this), 0, InsertAtEnd) {
}
unsigned ReturnInst::getNumSuccessorsV() const {
return getNumSuccessors();
}
void ReturnInst::setSuccessorV(unsigned idx, BasicBlock *NewSucc) {
llvm_unreachable("ReturnInst has no successors!");
}
BasicBlock *ReturnInst::getSuccessorV(unsigned idx) const {
llvm_unreachable("ReturnInst has no successors!");
}
ReturnInst::~ReturnInst() {
}
ResumeInst::ResumeInst(const ResumeInst &RI)
: TerminatorInst(Type::getVoidTy(RI.getContext()), Instruction::Resume,
OperandTraits<ResumeInst>::op_begin(this), 1) {
Op<0>() = RI.Op<0>();
}
ResumeInst::ResumeInst(Value *Exn, Instruction *InsertBefore)
: TerminatorInst(Type::getVoidTy(Exn->getContext()), Instruction::Resume,
OperandTraits<ResumeInst>::op_begin(this), 1, InsertBefore) {
Op<0>() = Exn;
}
ResumeInst::ResumeInst(Value *Exn, BasicBlock *InsertAtEnd)
: TerminatorInst(Type::getVoidTy(Exn->getContext()), Instruction::Resume,
OperandTraits<ResumeInst>::op_begin(this), 1, InsertAtEnd) {
Op<0>() = Exn;
}
unsigned ResumeInst::getNumSuccessorsV() const {
return getNumSuccessors();
}
void ResumeInst::setSuccessorV(unsigned idx, BasicBlock *NewSucc) {
llvm_unreachable("ResumeInst has no successors!");
}
BasicBlock *ResumeInst::getSuccessorV(unsigned idx) const {
llvm_unreachable("ResumeInst has no successors!");
}
UnreachableInst::UnreachableInst(LLVMContext &Context,
Instruction *InsertBefore)
: TerminatorInst(Type::getVoidTy(Context), Instruction::Unreachable,
nullptr, 0, InsertBefore) {
}
UnreachableInst::UnreachableInst(LLVMContext &Context, BasicBlock *InsertAtEnd)
: TerminatorInst(Type::getVoidTy(Context), Instruction::Unreachable,
nullptr, 0, InsertAtEnd) {
}
unsigned UnreachableInst::getNumSuccessorsV() const {
return getNumSuccessors();
}
void UnreachableInst::setSuccessorV(unsigned idx, BasicBlock *NewSucc) {
llvm_unreachable("UnreachableInst has no successors!");
}
BasicBlock *UnreachableInst::getSuccessorV(unsigned idx) const {
llvm_unreachable("UnreachableInst has no successors!");
}
void BranchInst::AssertOK() {
if (isConditional())
assert(getCondition()->getType()->isIntegerTy(1) &&
"May only branch on boolean predicates!");
}
BranchInst::BranchInst(BasicBlock *IfTrue, Instruction *InsertBefore)
: TerminatorInst(Type::getVoidTy(IfTrue->getContext()), Instruction::Br,
OperandTraits<BranchInst>::op_end(this) - 1,
1, InsertBefore) {
assert(IfTrue && "Branch destination may not be null!");
Op<-1>() = IfTrue;
}
BranchInst::BranchInst(BasicBlock *IfTrue, BasicBlock *IfFalse, Value *Cond,
Instruction *InsertBefore)
: TerminatorInst(Type::getVoidTy(IfTrue->getContext()), Instruction::Br,
OperandTraits<BranchInst>::op_end(this) - 3,
3, InsertBefore) {
Op<-1>() = IfTrue;
Op<-2>() = IfFalse;
Op<-3>() = Cond;
#ifndef NDEBUG
AssertOK();
#endif
}
BranchInst::BranchInst(BasicBlock *IfTrue, BasicBlock *InsertAtEnd)
: TerminatorInst(Type::getVoidTy(IfTrue->getContext()), Instruction::Br,
OperandTraits<BranchInst>::op_end(this) - 1,
1, InsertAtEnd) {
assert(IfTrue && "Branch destination may not be null!");
Op<-1>() = IfTrue;
}
BranchInst::BranchInst(BasicBlock *IfTrue, BasicBlock *IfFalse, Value *Cond,
BasicBlock *InsertAtEnd)
: TerminatorInst(Type::getVoidTy(IfTrue->getContext()), Instruction::Br,
OperandTraits<BranchInst>::op_end(this) - 3,
3, InsertAtEnd) {
Op<-1>() = IfTrue;
Op<-2>() = IfFalse;
Op<-3>() = Cond;
#ifndef NDEBUG
AssertOK();
#endif
}
BranchInst::BranchInst(const BranchInst &BI) :
TerminatorInst(Type::getVoidTy(BI.getContext()), Instruction::Br,
OperandTraits<BranchInst>::op_end(this) - BI.getNumOperands(),
BI.getNumOperands()) {
Op<-1>() = BI.Op<-1>();
if (BI.getNumOperands() != 1) {
assert(BI.getNumOperands() == 3 && "BR can have 1 or 3 operands!");
Op<-3>() = BI.Op<-3>();
Op<-2>() = BI.Op<-2>();
}
SubclassOptionalData = BI.SubclassOptionalData;
}
void BranchInst::swapSuccessors() {
assert(isConditional() &&
"Cannot swap successors of an unconditional branch");
Op<-1>().swap(Op<-2>());
MDNode *ProfileData = getMetadata(LLVMContext::MD_prof);
if (!ProfileData || ProfileData->getNumOperands() != 3)
return;
Value *Ops[] = {
ProfileData->getOperand(0),
ProfileData->getOperand(2),
ProfileData->getOperand(1)
};
setMetadata(LLVMContext::MD_prof,
MDNode::get(ProfileData->getContext(), Ops));
}
BasicBlock *BranchInst::getSuccessorV(unsigned idx) const {
return getSuccessor(idx);
}
unsigned BranchInst::getNumSuccessorsV() const {
return getNumSuccessors();
}
void BranchInst::setSuccessorV(unsigned idx, BasicBlock *B) {
setSuccessor(idx, B);
}
static Value *getAISize(LLVMContext &Context, Value *Amt) {
if (!Amt)
Amt = ConstantInt::get(Type::getInt32Ty(Context), 1);
else {
assert(!isa<BasicBlock>(Amt) &&
"Passed basic block into allocation size parameter! Use other ctor");
assert(Amt->getType()->isIntegerTy() &&
"Allocation array size is not an integer!");
}
return Amt;
}
AllocaInst::AllocaInst(Type *Ty, Value *ArraySize,
const Twine &Name, Instruction *InsertBefore)
: UnaryInstruction(PointerType::getUnqual(Ty), Alloca,
getAISize(Ty->getContext(), ArraySize), InsertBefore) {
setAlignment(0);
assert(!Ty->isVoidTy() && "Cannot allocate void!");
setName(Name);
}
AllocaInst::AllocaInst(Type *Ty, Value *ArraySize,
const Twine &Name, BasicBlock *InsertAtEnd)
: UnaryInstruction(PointerType::getUnqual(Ty), Alloca,
getAISize(Ty->getContext(), ArraySize), InsertAtEnd) {
setAlignment(0);
assert(!Ty->isVoidTy() && "Cannot allocate void!");
setName(Name);
}
AllocaInst::AllocaInst(Type *Ty, const Twine &Name,
Instruction *InsertBefore)
: UnaryInstruction(PointerType::getUnqual(Ty), Alloca,
getAISize(Ty->getContext(), nullptr), InsertBefore) {
setAlignment(0);
assert(!Ty->isVoidTy() && "Cannot allocate void!");
setName(Name);
}
AllocaInst::AllocaInst(Type *Ty, const Twine &Name,
BasicBlock *InsertAtEnd)
: UnaryInstruction(PointerType::getUnqual(Ty), Alloca,
getAISize(Ty->getContext(), nullptr), InsertAtEnd) {
setAlignment(0);
assert(!Ty->isVoidTy() && "Cannot allocate void!");
setName(Name);
}
AllocaInst::AllocaInst(Type *Ty, Value *ArraySize, unsigned Align,
const Twine &Name, Instruction *InsertBefore)
: UnaryInstruction(PointerType::getUnqual(Ty), Alloca,
getAISize(Ty->getContext(), ArraySize), InsertBefore) {
setAlignment(Align);
assert(!Ty->isVoidTy() && "Cannot allocate void!");
setName(Name);
}
AllocaInst::AllocaInst(Type *Ty, Value *ArraySize, unsigned Align,
const Twine &Name, BasicBlock *InsertAtEnd)
: UnaryInstruction(PointerType::getUnqual(Ty), Alloca,
getAISize(Ty->getContext(), ArraySize), InsertAtEnd) {
setAlignment(Align);
assert(!Ty->isVoidTy() && "Cannot allocate void!");
setName(Name);
}
AllocaInst::~AllocaInst() {
}
void AllocaInst::setAlignment(unsigned Align) {
assert((Align & (Align-1)) == 0 && "Alignment is not a power of 2!");
assert(Align <= MaximumAlignment &&
"Alignment is greater than MaximumAlignment!");
setInstructionSubclassData((getSubclassDataFromInstruction() & ~31) |
(Log2_32(Align) + 1));
assert(getAlignment() == Align && "Alignment representation error!");
}
bool AllocaInst::isArrayAllocation() const {
if (ConstantInt *CI = dyn_cast<ConstantInt>(getOperand(0)))
return !CI->isOne();
return true;
}
Type *AllocaInst::getAllocatedType() const {
return getType()->getElementType();
}
bool AllocaInst::isStaticAlloca() const {
if (!isa<ConstantInt>(getArraySize())) return false;
const BasicBlock *Parent = getParent();
return Parent == &Parent->getParent()->front() && !isUsedWithInAlloca();
}
void LoadInst::AssertOK() {
assert(getOperand(0)->getType()->isPointerTy() &&
"Ptr must have pointer type.");
assert(!(isAtomic() && getAlignment() == 0) &&
"Alignment required for atomic load");
}
LoadInst::LoadInst(Value *Ptr, const Twine &Name, Instruction *InsertBef)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertBef) {
setVolatile(false);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
setName(Name);
}
LoadInst::LoadInst(Value *Ptr, const Twine &Name, BasicBlock *InsertAE)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertAE) {
setVolatile(false);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
setName(Name);
}
LoadInst::LoadInst(Value *Ptr, const Twine &Name, bool isVolatile,
Instruction *InsertBef)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertBef) {
setVolatile(isVolatile);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
setName(Name);
}
LoadInst::LoadInst(Value *Ptr, const Twine &Name, bool isVolatile,
BasicBlock *InsertAE)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertAE) {
setVolatile(isVolatile);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
setName(Name);
}
LoadInst::LoadInst(Value *Ptr, const Twine &Name, bool isVolatile,
unsigned Align, Instruction *InsertBef)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertBef) {
setVolatile(isVolatile);
setAlignment(Align);
setAtomic(NotAtomic);
AssertOK();
setName(Name);
}
LoadInst::LoadInst(Value *Ptr, const Twine &Name, bool isVolatile,
unsigned Align, BasicBlock *InsertAE)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertAE) {
setVolatile(isVolatile);
setAlignment(Align);
setAtomic(NotAtomic);
AssertOK();
setName(Name);
}
LoadInst::LoadInst(Value *Ptr, const Twine &Name, bool isVolatile,
unsigned Align, AtomicOrdering Order,
SynchronizationScope SynchScope,
Instruction *InsertBef)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertBef) {
setVolatile(isVolatile);
setAlignment(Align);
setAtomic(Order, SynchScope);
AssertOK();
setName(Name);
}
LoadInst::LoadInst(Value *Ptr, const Twine &Name, bool isVolatile,
unsigned Align, AtomicOrdering Order,
SynchronizationScope SynchScope,
BasicBlock *InsertAE)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertAE) {
setVolatile(isVolatile);
setAlignment(Align);
setAtomic(Order, SynchScope);
AssertOK();
setName(Name);
}
LoadInst::LoadInst(Value *Ptr, const char *Name, Instruction *InsertBef)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertBef) {
setVolatile(false);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
if (Name && Name[0]) setName(Name);
}
LoadInst::LoadInst(Value *Ptr, const char *Name, BasicBlock *InsertAE)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertAE) {
setVolatile(false);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
if (Name && Name[0]) setName(Name);
}
LoadInst::LoadInst(Value *Ptr, const char *Name, bool isVolatile,
Instruction *InsertBef)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertBef) {
setVolatile(isVolatile);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
if (Name && Name[0]) setName(Name);
}
LoadInst::LoadInst(Value *Ptr, const char *Name, bool isVolatile,
BasicBlock *InsertAE)
: UnaryInstruction(cast<PointerType>(Ptr->getType())->getElementType(),
Load, Ptr, InsertAE) {
setVolatile(isVolatile);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
if (Name && Name[0]) setName(Name);
}
void LoadInst::setAlignment(unsigned Align) {
assert((Align & (Align-1)) == 0 && "Alignment is not a power of 2!");
assert(Align <= MaximumAlignment &&
"Alignment is greater than MaximumAlignment!");
setInstructionSubclassData((getSubclassDataFromInstruction() & ~(31 << 1)) |
((Log2_32(Align)+1)<<1));
assert(getAlignment() == Align && "Alignment representation error!");
}
void StoreInst::AssertOK() {
assert(getOperand(0) && getOperand(1) && "Both operands must be non-null!");
assert(getOperand(1)->getType()->isPointerTy() &&
"Ptr must have pointer type!");
assert(getOperand(0)->getType() ==
cast<PointerType>(getOperand(1)->getType())->getElementType()
&& "Ptr must be a pointer to Val type!");
assert(!(isAtomic() && getAlignment() == 0) &&
"Alignment required for atomic store");
}
StoreInst::StoreInst(Value *val, Value *addr, Instruction *InsertBefore)
: Instruction(Type::getVoidTy(val->getContext()), Store,
OperandTraits<StoreInst>::op_begin(this),
OperandTraits<StoreInst>::operands(this),
InsertBefore) {
Op<0>() = val;
Op<1>() = addr;
setVolatile(false);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
}
StoreInst::StoreInst(Value *val, Value *addr, BasicBlock *InsertAtEnd)
: Instruction(Type::getVoidTy(val->getContext()), Store,
OperandTraits<StoreInst>::op_begin(this),
OperandTraits<StoreInst>::operands(this),
InsertAtEnd) {
Op<0>() = val;
Op<1>() = addr;
setVolatile(false);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
}
StoreInst::StoreInst(Value *val, Value *addr, bool isVolatile,
Instruction *InsertBefore)
: Instruction(Type::getVoidTy(val->getContext()), Store,
OperandTraits<StoreInst>::op_begin(this),
OperandTraits<StoreInst>::operands(this),
InsertBefore) {
Op<0>() = val;
Op<1>() = addr;
setVolatile(isVolatile);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
}
StoreInst::StoreInst(Value *val, Value *addr, bool isVolatile,
unsigned Align, Instruction *InsertBefore)
: Instruction(Type::getVoidTy(val->getContext()), Store,
OperandTraits<StoreInst>::op_begin(this),
OperandTraits<StoreInst>::operands(this),
InsertBefore) {
Op<0>() = val;
Op<1>() = addr;
setVolatile(isVolatile);
setAlignment(Align);
setAtomic(NotAtomic);
AssertOK();
}
StoreInst::StoreInst(Value *val, Value *addr, bool isVolatile,
unsigned Align, AtomicOrdering Order,
SynchronizationScope SynchScope,
Instruction *InsertBefore)
: Instruction(Type::getVoidTy(val->getContext()), Store,
OperandTraits<StoreInst>::op_begin(this),
OperandTraits<StoreInst>::operands(this),
InsertBefore) {
Op<0>() = val;
Op<1>() = addr;
setVolatile(isVolatile);
setAlignment(Align);
setAtomic(Order, SynchScope);
AssertOK();
}
StoreInst::StoreInst(Value *val, Value *addr, bool isVolatile,
BasicBlock *InsertAtEnd)
: Instruction(Type::getVoidTy(val->getContext()), Store,
OperandTraits<StoreInst>::op_begin(this),
OperandTraits<StoreInst>::operands(this),
InsertAtEnd) {
Op<0>() = val;
Op<1>() = addr;
setVolatile(isVolatile);
setAlignment(0);
setAtomic(NotAtomic);
AssertOK();
}
StoreInst::StoreInst(Value *val, Value *addr, bool isVolatile,
unsigned Align, BasicBlock *InsertAtEnd)
: Instruction(Type::getVoidTy(val->getContext()), Store,
OperandTraits<StoreInst>::op_begin(this),
OperandTraits<StoreInst>::operands(this),
InsertAtEnd) {
Op<0>() = val;
Op<1>() = addr;
setVolatile(isVolatile);
setAlignment(Align);
setAtomic(NotAtomic);
AssertOK();
}
StoreInst::StoreInst(Value *val, Value *addr, bool isVolatile,
unsigned Align, AtomicOrdering Order,
SynchronizationScope SynchScope,
BasicBlock *InsertAtEnd)
: Instruction(Type::getVoidTy(val->getContext()), Store,
OperandTraits<StoreInst>::op_begin(this),
OperandTraits<StoreInst>::operands(this),
InsertAtEnd) {
Op<0>() = val;
Op<1>() = addr;
setVolatile(isVolatile);
setAlignment(Align);
setAtomic(Order, SynchScope);
AssertOK();
}
void StoreInst::setAlignment(unsigned Align) {
assert((Align & (Align-1)) == 0 && "Alignment is not a power of 2!");
assert(Align <= MaximumAlignment &&
"Alignment is greater than MaximumAlignment!");
setInstructionSubclassData((getSubclassDataFromInstruction() & ~(31 << 1)) |
((Log2_32(Align)+1) << 1));
assert(getAlignment() == Align && "Alignment representation error!");
}
void AtomicCmpXchgInst::Init(Value *Ptr, Value *Cmp, Value *NewVal,
AtomicOrdering SuccessOrdering,
AtomicOrdering FailureOrdering,
SynchronizationScope SynchScope) {
Op<0>() = Ptr;
Op<1>() = Cmp;
Op<2>() = NewVal;
setSuccessOrdering(SuccessOrdering);
setFailureOrdering(FailureOrdering);
setSynchScope(SynchScope);
assert(getOperand(0) && getOperand(1) && getOperand(2) &&
"All operands must be non-null!");
assert(getOperand(0)->getType()->isPointerTy() &&
"Ptr must have pointer type!");
assert(getOperand(1)->getType() ==
cast<PointerType>(getOperand(0)->getType())->getElementType()
&& "Ptr must be a pointer to Cmp type!");
assert(getOperand(2)->getType() ==
cast<PointerType>(getOperand(0)->getType())->getElementType()
&& "Ptr must be a pointer to NewVal type!");
assert(SuccessOrdering != NotAtomic &&
"AtomicCmpXchg instructions must be atomic!");
assert(FailureOrdering != NotAtomic &&
"AtomicCmpXchg instructions must be atomic!");
assert(SuccessOrdering >= FailureOrdering &&
"AtomicCmpXchg success ordering must be at least as strong as fail");
assert(FailureOrdering != Release && FailureOrdering != AcquireRelease &&
"AtomicCmpXchg failure ordering cannot include release semantics");
}
AtomicCmpXchgInst::AtomicCmpXchgInst(Value *Ptr, Value *Cmp, Value *NewVal,
AtomicOrdering SuccessOrdering,
AtomicOrdering FailureOrdering,
SynchronizationScope SynchScope,
Instruction *InsertBefore)
: Instruction(
StructType::get(Cmp->getType(), Type::getInt1Ty(Cmp->getContext()),
nullptr),
AtomicCmpXchg, OperandTraits<AtomicCmpXchgInst>::op_begin(this),
OperandTraits<AtomicCmpXchgInst>::operands(this), InsertBefore) {
Init(Ptr, Cmp, NewVal, SuccessOrdering, FailureOrdering, SynchScope);
}
AtomicCmpXchgInst::AtomicCmpXchgInst(Value *Ptr, Value *Cmp, Value *NewVal,
AtomicOrdering SuccessOrdering,
AtomicOrdering FailureOrdering,
SynchronizationScope SynchScope,
BasicBlock *InsertAtEnd)
: Instruction(
StructType::get(Cmp->getType(), Type::getInt1Ty(Cmp->getContext()),
nullptr),
AtomicCmpXchg, OperandTraits<AtomicCmpXchgInst>::op_begin(this),
OperandTraits<AtomicCmpXchgInst>::operands(this), InsertAtEnd) {
Init(Ptr, Cmp, NewVal, SuccessOrdering, FailureOrdering, SynchScope);
}
void AtomicRMWInst::Init(BinOp Operation, Value *Ptr, Value *Val,
AtomicOrdering Ordering,
SynchronizationScope SynchScope) {
Op<0>() = Ptr;
Op<1>() = Val;
setOperation(Operation);
setOrdering(Ordering);
setSynchScope(SynchScope);
assert(getOperand(0) && getOperand(1) &&
"All operands must be non-null!");
assert(getOperand(0)->getType()->isPointerTy() &&
"Ptr must have pointer type!");
assert(getOperand(1)->getType() ==
cast<PointerType>(getOperand(0)->getType())->getElementType()
&& "Ptr must be a pointer to Val type!");
assert(Ordering != NotAtomic &&
"AtomicRMW instructions must be atomic!");
}
AtomicRMWInst::AtomicRMWInst(BinOp Operation, Value *Ptr, Value *Val,
AtomicOrdering Ordering,
SynchronizationScope SynchScope,
Instruction *InsertBefore)
: Instruction(Val->getType(), AtomicRMW,
OperandTraits<AtomicRMWInst>::op_begin(this),
OperandTraits<AtomicRMWInst>::operands(this),
InsertBefore) {
Init(Operation, Ptr, Val, Ordering, SynchScope);
}
AtomicRMWInst::AtomicRMWInst(BinOp Operation, Value *Ptr, Value *Val,
AtomicOrdering Ordering,
SynchronizationScope SynchScope,
BasicBlock *InsertAtEnd)
: Instruction(Val->getType(), AtomicRMW,
OperandTraits<AtomicRMWInst>::op_begin(this),
OperandTraits<AtomicRMWInst>::operands(this),
InsertAtEnd) {
Init(Operation, Ptr, Val, Ordering, SynchScope);
}
FenceInst::FenceInst(LLVMContext &C, AtomicOrdering Ordering,
SynchronizationScope SynchScope,
Instruction *InsertBefore)
: Instruction(Type::getVoidTy(C), Fence, nullptr, 0, InsertBefore) {
setOrdering(Ordering);
setSynchScope(SynchScope);
}
FenceInst::FenceInst(LLVMContext &C, AtomicOrdering Ordering,
SynchronizationScope SynchScope,
BasicBlock *InsertAtEnd)
: Instruction(Type::getVoidTy(C), Fence, nullptr, 0, InsertAtEnd) {
setOrdering(Ordering);
setSynchScope(SynchScope);
}
void GetElementPtrInst::init(Value *Ptr, ArrayRef<Value *> IdxList,
const Twine &Name) {
assert(NumOperands == 1 + IdxList.size() && "NumOperands not initialized?");
OperandList[0] = Ptr;
std::copy(IdxList.begin(), IdxList.end(), op_begin() + 1);
setName(Name);
}
GetElementPtrInst::GetElementPtrInst(const GetElementPtrInst &GEPI)
: Instruction(GEPI.getType(), GetElementPtr,
OperandTraits<GetElementPtrInst>::op_end(this)
- GEPI.getNumOperands(),
GEPI.getNumOperands()) {
std::copy(GEPI.op_begin(), GEPI.op_end(), op_begin());
SubclassOptionalData = GEPI.SubclassOptionalData;
}
template <typename IndexTy>
static Type *getIndexedTypeInternal(Type *Ptr, ArrayRef<IndexTy> IdxList) {
PointerType *PTy = dyn_cast<PointerType>(Ptr->getScalarType());
if (!PTy) return nullptr; Type *Agg = PTy->getElementType();
if (IdxList.empty())
return Agg;
if (!Agg->isSized())
return nullptr;
unsigned CurIdx = 1;
for (; CurIdx != IdxList.size(); ++CurIdx) {
CompositeType *CT = dyn_cast<CompositeType>(Agg);
if (!CT || CT->isPointerTy()) return nullptr;
IndexTy Index = IdxList[CurIdx];
if (!CT->indexValid(Index)) return nullptr;
Agg = CT->getTypeAtIndex(Index);
}
return CurIdx == IdxList.size() ? Agg : nullptr;
}
Type *GetElementPtrInst::getIndexedType(Type *Ptr, ArrayRef<Value *> IdxList) {
return getIndexedTypeInternal(Ptr, IdxList);
}
Type *GetElementPtrInst::getIndexedType(Type *Ptr,
ArrayRef<Constant *> IdxList) {
return getIndexedTypeInternal(Ptr, IdxList);
}
Type *GetElementPtrInst::getIndexedType(Type *Ptr, ArrayRef<uint64_t> IdxList) {
return getIndexedTypeInternal(Ptr, IdxList);
}
bool GetElementPtrInst::hasAllZeroIndices() const {
for (unsigned i = 1, e = getNumOperands(); i != e; ++i) {
if (ConstantInt *CI = dyn_cast<ConstantInt>(getOperand(i))) {
if (!CI->isZero()) return false;
} else {
return false;
}
}
return true;
}
bool GetElementPtrInst::hasAllConstantIndices() const {
for (unsigned i = 1, e = getNumOperands(); i != e; ++i) {
if (!isa<ConstantInt>(getOperand(i)))
return false;
}
return true;
}
void GetElementPtrInst::setIsInBounds(bool B) {
cast<GEPOperator>(this)->setIsInBounds(B);
}
bool GetElementPtrInst::isInBounds() const {
return cast<GEPOperator>(this)->isInBounds();
}
bool GetElementPtrInst::accumulateConstantOffset(const DataLayout &DL,
APInt &Offset) const {
return cast<GEPOperator>(this)->accumulateConstantOffset(DL, Offset);
}
ExtractElementInst::ExtractElementInst(Value *Val, Value *Index,
const Twine &Name,
Instruction *InsertBef)
: Instruction(cast<VectorType>(Val->getType())->getElementType(),
ExtractElement,
OperandTraits<ExtractElementInst>::op_begin(this),
2, InsertBef) {
assert(isValidOperands(Val, Index) &&
"Invalid extractelement instruction operands!");
Op<0>() = Val;
Op<1>() = Index;
setName(Name);
}
ExtractElementInst::ExtractElementInst(Value *Val, Value *Index,
const Twine &Name,
BasicBlock *InsertAE)
: Instruction(cast<VectorType>(Val->getType())->getElementType(),
ExtractElement,
OperandTraits<ExtractElementInst>::op_begin(this),
2, InsertAE) {
assert(isValidOperands(Val, Index) &&
"Invalid extractelement instruction operands!");
Op<0>() = Val;
Op<1>() = Index;
setName(Name);
}
bool ExtractElementInst::isValidOperands(const Value *Val, const Value *Index) {
if (!Val->getType()->isVectorTy() || !Index->getType()->isIntegerTy())
return false;
return true;
}
InsertElementInst::InsertElementInst(Value *Vec, Value *Elt, Value *Index,
const Twine &Name,
Instruction *InsertBef)
: Instruction(Vec->getType(), InsertElement,
OperandTraits<InsertElementInst>::op_begin(this),
3, InsertBef) {
assert(isValidOperands(Vec, Elt, Index) &&
"Invalid insertelement instruction operands!");
Op<0>() = Vec;
Op<1>() = Elt;
Op<2>() = Index;
setName(Name);
}
InsertElementInst::InsertElementInst(Value *Vec, Value *Elt, Value *Index,
const Twine &Name,
BasicBlock *InsertAE)
: Instruction(Vec->getType(), InsertElement,
OperandTraits<InsertElementInst>::op_begin(this),
3, InsertAE) {
assert(isValidOperands(Vec, Elt, Index) &&
"Invalid insertelement instruction operands!");
Op<0>() = Vec;
Op<1>() = Elt;
Op<2>() = Index;
setName(Name);
}
bool InsertElementInst::isValidOperands(const Value *Vec, const Value *Elt,
const Value *Index) {
if (!Vec->getType()->isVectorTy())
return false;
if (Elt->getType() != cast<VectorType>(Vec->getType())->getElementType())
return false;
if (!Index->getType()->isIntegerTy())
return false; return true;
}
ShuffleVectorInst::ShuffleVectorInst(Value *V1, Value *V2, Value *Mask,
const Twine &Name,
Instruction *InsertBefore)
: Instruction(VectorType::get(cast<VectorType>(V1->getType())->getElementType(),
cast<VectorType>(Mask->getType())->getNumElements()),
ShuffleVector,
OperandTraits<ShuffleVectorInst>::op_begin(this),
OperandTraits<ShuffleVectorInst>::operands(this),
InsertBefore) {
assert(isValidOperands(V1, V2, Mask) &&
"Invalid shuffle vector instruction operands!");
Op<0>() = V1;
Op<1>() = V2;
Op<2>() = Mask;
setName(Name);
}
ShuffleVectorInst::ShuffleVectorInst(Value *V1, Value *V2, Value *Mask,
const Twine &Name,
BasicBlock *InsertAtEnd)
: Instruction(VectorType::get(cast<VectorType>(V1->getType())->getElementType(),
cast<VectorType>(Mask->getType())->getNumElements()),
ShuffleVector,
OperandTraits<ShuffleVectorInst>::op_begin(this),
OperandTraits<ShuffleVectorInst>::operands(this),
InsertAtEnd) {
assert(isValidOperands(V1, V2, Mask) &&
"Invalid shuffle vector instruction operands!");
Op<0>() = V1;
Op<1>() = V2;
Op<2>() = Mask;
setName(Name);
}
bool ShuffleVectorInst::isValidOperands(const Value *V1, const Value *V2,
const Value *Mask) {
if (!V1->getType()->isVectorTy() || V1->getType() != V2->getType())
return false;
VectorType *MaskTy = dyn_cast<VectorType>(Mask->getType());
if (!MaskTy || !MaskTy->getElementType()->isIntegerTy(32))
return false;
if (isa<UndefValue>(Mask) || isa<ConstantAggregateZero>(Mask))
return true;
if (const ConstantVector *MV = dyn_cast<ConstantVector>(Mask)) {
unsigned V1Size = cast<VectorType>(V1->getType())->getNumElements();
for (Value *Op : MV->operands()) {
if (ConstantInt *CI = dyn_cast<ConstantInt>(Op)) {
if (CI->uge(V1Size*2))
return false;
} else if (!isa<UndefValue>(Op)) {
return false;
}
}
return true;
}
if (const ConstantDataSequential *CDS =
dyn_cast<ConstantDataSequential>(Mask)) {
unsigned V1Size = cast<VectorType>(V1->getType())->getNumElements();
for (unsigned i = 0, e = MaskTy->getNumElements(); i != e; ++i)
if (CDS->getElementAsInteger(i) >= V1Size*2)
return false;
return true;
}
if (const ConstantExpr *CE = dyn_cast<ConstantExpr>(Mask))
if (CE->getOpcode() == Instruction::UserOp1)
return true;
return false;
}
int ShuffleVectorInst::getMaskValue(Constant *Mask, unsigned i) {
assert(i < Mask->getType()->getVectorNumElements() && "Index out of range");
if (ConstantDataSequential *CDS =dyn_cast<ConstantDataSequential>(Mask))
return CDS->getElementAsInteger(i);
Constant *C = Mask->getAggregateElement(i);
if (isa<UndefValue>(C))
return -1;
return cast<ConstantInt>(C)->getZExtValue();
}
void ShuffleVectorInst::getShuffleMask(Constant *Mask,
SmallVectorImpl<int> &Result) {
unsigned NumElts = Mask->getType()->getVectorNumElements();
if (ConstantDataSequential *CDS=dyn_cast<ConstantDataSequential>(Mask)) {
for (unsigned i = 0; i != NumElts; ++i)
Result.push_back(CDS->getElementAsInteger(i));
return;
}
for (unsigned i = 0; i != NumElts; ++i) {
Constant *C = Mask->getAggregateElement(i);
Result.push_back(isa<UndefValue>(C) ? -1 :
cast<ConstantInt>(C)->getZExtValue());
}
}
void InsertValueInst::init(Value *Agg, Value *Val, ArrayRef<unsigned> Idxs,
const Twine &Name) {
assert(NumOperands == 2 && "NumOperands not initialized?");
assert(Idxs.size() > 0 && "InsertValueInst must have at least one index");
assert(ExtractValueInst::getIndexedType(Agg->getType(), Idxs) ==
Val->getType() && "Inserted value must match indexed type!");
Op<0>() = Agg;
Op<1>() = Val;
Indices.append(Idxs.begin(), Idxs.end());
setName(Name);
}
InsertValueInst::InsertValueInst(const InsertValueInst &IVI)
: Instruction(IVI.getType(), InsertValue,
OperandTraits<InsertValueInst>::op_begin(this), 2),
Indices(IVI.Indices) {
Op<0>() = IVI.getOperand(0);
Op<1>() = IVI.getOperand(1);
SubclassOptionalData = IVI.SubclassOptionalData;
}
void ExtractValueInst::init(ArrayRef<unsigned> Idxs, const Twine &Name) {
assert(NumOperands == 1 && "NumOperands not initialized?");
assert(Idxs.size() > 0 && "ExtractValueInst must have at least one index");
Indices.append(Idxs.begin(), Idxs.end());
setName(Name);
}
ExtractValueInst::ExtractValueInst(const ExtractValueInst &EVI)
: UnaryInstruction(EVI.getType(), ExtractValue, EVI.getOperand(0)),
Indices(EVI.Indices) {
SubclassOptionalData = EVI.SubclassOptionalData;
}
Type *ExtractValueInst::getIndexedType(Type *Agg,
ArrayRef<unsigned> Idxs) {
for (unsigned Index : Idxs) {
if (ArrayType *AT = dyn_cast<ArrayType>(Agg)) {
if (Index >= AT->getNumElements())
return nullptr;
} else if (StructType *ST = dyn_cast<StructType>(Agg)) {
if (Index >= ST->getNumElements())
return nullptr;
} else {
return nullptr;
}
Agg = cast<CompositeType>(Agg)->getTypeAtIndex(Index);
}
return const_cast<Type*>(Agg);
}
BinaryOperator::BinaryOperator(BinaryOps iType, Value *S1, Value *S2,
Type *Ty, const Twine &Name,
Instruction *InsertBefore)
: Instruction(Ty, iType,
OperandTraits<BinaryOperator>::op_begin(this),
OperandTraits<BinaryOperator>::operands(this),
InsertBefore) {
Op<0>() = S1;
Op<1>() = S2;
init(iType);
setName(Name);
}
BinaryOperator::BinaryOperator(BinaryOps iType, Value *S1, Value *S2,
Type *Ty, const Twine &Name,
BasicBlock *InsertAtEnd)
: Instruction(Ty, iType,
OperandTraits<BinaryOperator>::op_begin(this),
OperandTraits<BinaryOperator>::operands(this),
InsertAtEnd) {
Op<0>() = S1;
Op<1>() = S2;
init(iType);
setName(Name);
}
void BinaryOperator::init(BinaryOps iType) {
Value *LHS = getOperand(0), *RHS = getOperand(1);
(void)LHS; (void)RHS; assert(LHS->getType() == RHS->getType() &&
"Binary operator operand types must match!");
#ifndef NDEBUG
switch (iType) {
case Add: case Sub:
case Mul:
assert(getType() == LHS->getType() &&
"Arithmetic operation should return same type as operands!");
assert(getType()->isIntOrIntVectorTy() &&
"Tried to create an integer operation on a non-integer type!");
break;
case FAdd: case FSub:
case FMul:
assert(getType() == LHS->getType() &&
"Arithmetic operation should return same type as operands!");
assert(getType()->isFPOrFPVectorTy() &&
"Tried to create a floating-point operation on a "
"non-floating-point type!");
break;
case UDiv:
case SDiv:
assert(getType() == LHS->getType() &&
"Arithmetic operation should return same type as operands!");
assert((getType()->isIntegerTy() || (getType()->isVectorTy() &&
cast<VectorType>(getType())->getElementType()->isIntegerTy())) &&
"Incorrect operand type (not integer) for S/UDIV");
break;
case FDiv:
assert(getType() == LHS->getType() &&
"Arithmetic operation should return same type as operands!");
assert(getType()->isFPOrFPVectorTy() &&
"Incorrect operand type (not floating point) for FDIV");
break;
case URem:
case SRem:
assert(getType() == LHS->getType() &&
"Arithmetic operation should return same type as operands!");
assert((getType()->isIntegerTy() || (getType()->isVectorTy() &&
cast<VectorType>(getType())->getElementType()->isIntegerTy())) &&
"Incorrect operand type (not integer) for S/UREM");
break;
case FRem:
assert(getType() == LHS->getType() &&
"Arithmetic operation should return same type as operands!");
assert(getType()->isFPOrFPVectorTy() &&
"Incorrect operand type (not floating point) for FREM");
break;
case Shl:
case LShr:
case AShr:
assert(getType() == LHS->getType() &&
"Shift operation should return same type as operands!");
assert((getType()->isIntegerTy() ||
(getType()->isVectorTy() &&
cast<VectorType>(getType())->getElementType()->isIntegerTy())) &&
"Tried to create a shift operation on a non-integral type!");
break;
case And: case Or:
case Xor:
assert(getType() == LHS->getType() &&
"Logical operation should return same type as operands!");
assert((getType()->isIntegerTy() ||
(getType()->isVectorTy() &&
cast<VectorType>(getType())->getElementType()->isIntegerTy())) &&
"Tried to create a logical operation on a non-integral type!");
break;
default:
break;
}
#endif
}
BinaryOperator *BinaryOperator::Create(BinaryOps Op, Value *S1, Value *S2,
const Twine &Name,
Instruction *InsertBefore) {
assert(S1->getType() == S2->getType() &&
"Cannot create binary operator with two operands of differing type!");
return new BinaryOperator(Op, S1, S2, S1->getType(), Name, InsertBefore);
}
BinaryOperator *BinaryOperator::Create(BinaryOps Op, Value *S1, Value *S2,
const Twine &Name,
BasicBlock *InsertAtEnd) {
BinaryOperator *Res = Create(Op, S1, S2, Name);
InsertAtEnd->getInstList().push_back(Res);
return Res;
}
BinaryOperator *BinaryOperator::CreateNeg(Value *Op, const Twine &Name,
Instruction *InsertBefore) {
Value *zero = ConstantFP::getZeroValueForNegation(Op->getType());
return new BinaryOperator(Instruction::Sub,
zero, Op,
Op->getType(), Name, InsertBefore);
}
BinaryOperator *BinaryOperator::CreateNeg(Value *Op, const Twine &Name,
BasicBlock *InsertAtEnd) {
Value *zero = ConstantFP::getZeroValueForNegation(Op->getType());
return new BinaryOperator(Instruction::Sub,
zero, Op,
Op->getType(), Name, InsertAtEnd);
}
BinaryOperator *BinaryOperator::CreateNSWNeg(Value *Op, const Twine &Name,
Instruction *InsertBefore) {
Value *zero = ConstantFP::getZeroValueForNegation(Op->getType());
return BinaryOperator::CreateNSWSub(zero, Op, Name, InsertBefore);
}
BinaryOperator *BinaryOperator::CreateNSWNeg(Value *Op, const Twine &Name,
BasicBlock *InsertAtEnd) {
Value *zero = ConstantFP::getZeroValueForNegation(Op->getType());
return BinaryOperator::CreateNSWSub(zero, Op, Name, InsertAtEnd);
}
BinaryOperator *BinaryOperator::CreateNUWNeg(Value *Op, const Twine &Name,
Instruction *InsertBefore) {
Value *zero = ConstantFP::getZeroValueForNegation(Op->getType());
return BinaryOperator::CreateNUWSub(zero, Op, Name, InsertBefore);
}
BinaryOperator *BinaryOperator::CreateNUWNeg(Value *Op, const Twine &Name,
BasicBlock *InsertAtEnd) {
Value *zero = ConstantFP::getZeroValueForNegation(Op->getType());
return BinaryOperator::CreateNUWSub(zero, Op, Name, InsertAtEnd);
}
BinaryOperator *BinaryOperator::CreateFNeg(Value *Op, const Twine &Name,
Instruction *InsertBefore) {
Value *zero = ConstantFP::getZeroValueForNegation(Op->getType());
return new BinaryOperator(Instruction::FSub, zero, Op,
Op->getType(), Name, InsertBefore);
}
BinaryOperator *BinaryOperator::CreateFNeg(Value *Op, const Twine &Name,
BasicBlock *InsertAtEnd) {
Value *zero = ConstantFP::getZeroValueForNegation(Op->getType());
return new BinaryOperator(Instruction::FSub, zero, Op,
Op->getType(), Name, InsertAtEnd);
}
BinaryOperator *BinaryOperator::CreateNot(Value *Op, const Twine &Name,
Instruction *InsertBefore) {
Constant *C = Constant::getAllOnesValue(Op->getType());
return new BinaryOperator(Instruction::Xor, Op, C,
Op->getType(), Name, InsertBefore);
}
BinaryOperator *BinaryOperator::CreateNot(Value *Op, const Twine &Name,
BasicBlock *InsertAtEnd) {
Constant *AllOnes = Constant::getAllOnesValue(Op->getType());
return new BinaryOperator(Instruction::Xor, Op, AllOnes,
Op->getType(), Name, InsertAtEnd);
}
static inline bool isConstantAllOnes(const Value *V) {
if (const Constant *C = dyn_cast<Constant>(V))
return C->isAllOnesValue();
return false;
}
bool BinaryOperator::isNeg(const Value *V) {
if (const BinaryOperator *Bop = dyn_cast<BinaryOperator>(V))
if (Bop->getOpcode() == Instruction::Sub)
if (Constant* C = dyn_cast<Constant>(Bop->getOperand(0)))
return C->isNegativeZeroValue();
return false;
}
bool BinaryOperator::isFNeg(const Value *V, bool IgnoreZeroSign) {
if (const BinaryOperator *Bop = dyn_cast<BinaryOperator>(V))
if (Bop->getOpcode() == Instruction::FSub)
if (Constant* C = dyn_cast<Constant>(Bop->getOperand(0))) {
if (!IgnoreZeroSign)
IgnoreZeroSign = cast<Instruction>(V)->hasNoSignedZeros();
return !IgnoreZeroSign ? C->isNegativeZeroValue() : C->isZeroValue();
}
return false;
}
bool BinaryOperator::isNot(const Value *V) {
if (const BinaryOperator *Bop = dyn_cast<BinaryOperator>(V))
return (Bop->getOpcode() == Instruction::Xor &&
(isConstantAllOnes(Bop->getOperand(1)) ||
isConstantAllOnes(Bop->getOperand(0))));
return false;
}
Value *BinaryOperator::getNegArgument(Value *BinOp) {
return cast<BinaryOperator>(BinOp)->getOperand(1);
}
const Value *BinaryOperator::getNegArgument(const Value *BinOp) {
return getNegArgument(const_cast<Value*>(BinOp));
}
Value *BinaryOperator::getFNegArgument(Value *BinOp) {
return cast<BinaryOperator>(BinOp)->getOperand(1);
}
const Value *BinaryOperator::getFNegArgument(const Value *BinOp) {
return getFNegArgument(const_cast<Value*>(BinOp));
}
Value *BinaryOperator::getNotArgument(Value *BinOp) {
assert(isNot(BinOp) && "getNotArgument on non-'not' instruction!");
BinaryOperator *BO = cast<BinaryOperator>(BinOp);
Value *Op0 = BO->getOperand(0);
Value *Op1 = BO->getOperand(1);
if (isConstantAllOnes(Op0)) return Op1;
assert(isConstantAllOnes(Op1));
return Op0;
}
const Value *BinaryOperator::getNotArgument(const Value *BinOp) {
return getNotArgument(const_cast<Value*>(BinOp));
}
bool BinaryOperator::swapOperands() {
if (!isCommutative())
return true; Op<0>().swap(Op<1>());
return false;
}
void BinaryOperator::setHasNoUnsignedWrap(bool b) {
cast<OverflowingBinaryOperator>(this)->setHasNoUnsignedWrap(b);
}
void BinaryOperator::setHasNoSignedWrap(bool b) {
cast<OverflowingBinaryOperator>(this)->setHasNoSignedWrap(b);
}
void BinaryOperator::setIsExact(bool b) {
cast<PossiblyExactOperator>(this)->setIsExact(b);
}
bool BinaryOperator::hasNoUnsignedWrap() const {
return cast<OverflowingBinaryOperator>(this)->hasNoUnsignedWrap();
}
bool BinaryOperator::hasNoSignedWrap() const {
return cast<OverflowingBinaryOperator>(this)->hasNoSignedWrap();
}
bool BinaryOperator::isExact() const {
return cast<PossiblyExactOperator>(this)->isExact();
}
float FPMathOperator::getFPAccuracy() const {
const MDNode *MD =
cast<Instruction>(this)->getMetadata(LLVMContext::MD_fpmath);
if (!MD)
return 0.0;
ConstantFP *Accuracy = cast<ConstantFP>(MD->getOperand(0));
return Accuracy->getValueAPF().convertToFloat();
}
void CastInst::anchor() {}
bool CastInst::isIntegerCast() const {
switch (getOpcode()) {
default: return false;
case Instruction::ZExt:
case Instruction::SExt:
case Instruction::Trunc:
return true;
case Instruction::BitCast:
return getOperand(0)->getType()->isIntegerTy() &&
getType()->isIntegerTy();
}
}
bool CastInst::isLosslessCast() const {
if (getOpcode() != Instruction::BitCast)
return false;
Type* SrcTy = getOperand(0)->getType();
Type* DstTy = getType();
if (SrcTy == DstTy)
return true;
if (SrcTy->isPointerTy())
return DstTy->isPointerTy();
return false; }
bool CastInst::isNoopCast(Instruction::CastOps Opcode,
Type *SrcTy,
Type *DestTy,
Type *IntPtrTy) {
switch (Opcode) {
default: llvm_unreachable("Invalid CastOp");
case Instruction::Trunc:
case Instruction::ZExt:
case Instruction::SExt:
case Instruction::FPTrunc:
case Instruction::FPExt:
case Instruction::UIToFP:
case Instruction::SIToFP:
case Instruction::FPToUI:
case Instruction::FPToSI:
case Instruction::AddrSpaceCast:
return false;
case Instruction::BitCast:
return true; case Instruction::PtrToInt:
return IntPtrTy->getScalarSizeInBits() ==
DestTy->getScalarSizeInBits();
case Instruction::IntToPtr:
return IntPtrTy->getScalarSizeInBits() ==
SrcTy->getScalarSizeInBits();
}
}
bool CastInst::isNoopCast(Type *IntPtrTy) const {
return isNoopCast(getOpcode(), getOperand(0)->getType(), getType(), IntPtrTy);
}
bool CastInst::isNoopCast(const DataLayout *DL) const {
if (!DL) {
return isNoopCast(Type::getInt64Ty(getContext()));
}
Type *PtrOpTy = nullptr;
if (getOpcode() == Instruction::PtrToInt)
PtrOpTy = getOperand(0)->getType();
else if (getOpcode() == Instruction::IntToPtr)
PtrOpTy = getType();
Type *IntPtrTy = PtrOpTy
? DL->getIntPtrType(PtrOpTy)
: DL->getIntPtrType(getContext(), 0);
return isNoopCast(getOpcode(), getOperand(0)->getType(), getType(), IntPtrTy);
}
unsigned CastInst::isEliminableCastPair(
Instruction::CastOps firstOp, Instruction::CastOps secondOp,
Type *SrcTy, Type *MidTy, Type *DstTy, Type *SrcIntPtrTy, Type *MidIntPtrTy,
Type *DstIntPtrTy) {
const unsigned numCastOps =
Instruction::CastOpsEnd - Instruction::CastOpsBegin;
static const uint8_t CastResults[numCastOps][numCastOps] = {
{ 1, 0, 0,99,99, 0, 0,99,99,99, 0, 3, 0}, { 8, 1, 9,99,99, 2, 0,99,99,99, 2, 3, 0}, { 8, 0, 1,99,99, 0, 2,99,99,99, 0, 3, 0}, { 0, 0, 0,99,99, 0, 0,99,99,99, 0, 3, 0}, { 0, 0, 0,99,99, 0, 0,99,99,99, 0, 3, 0}, { 99,99,99, 0, 0,99,99, 0, 0,99,99, 4, 0}, { 99,99,99, 0, 0,99,99, 0, 0,99,99, 4, 0}, { 99,99,99, 0, 0,99,99, 1, 0,99,99, 4, 0}, { 99,99,99, 2, 2,99,99,10, 2,99,99, 4, 0}, { 1, 0, 0,99,99, 0, 0,99,99,99, 7, 3, 0}, { 99,99,99,99,99,99,99,99,99,11,99,15, 0}, { 5, 5, 5, 6, 6, 5, 5, 6, 6,16, 5, 1,14}, { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,13,12}, };
bool isFirstBitcast = (firstOp == Instruction::BitCast);
bool isSecondBitcast = (secondOp == Instruction::BitCast);
bool chainedBitcast = (SrcTy == DstTy && isFirstBitcast && isSecondBitcast);
if ((isFirstBitcast && isa<VectorType>(SrcTy) != isa<VectorType>(MidTy)) ||
(isSecondBitcast && isa<VectorType>(MidTy) != isa<VectorType>(DstTy)))
if (!chainedBitcast) return 0;
int ElimCase = CastResults[firstOp-Instruction::CastOpsBegin]
[secondOp-Instruction::CastOpsBegin];
switch (ElimCase) {
case 0:
return 0;
case 1:
return firstOp;
case 2:
return secondOp;
case 3:
if (!SrcTy->isVectorTy() && DstTy->isIntegerTy())
return firstOp;
return 0;
case 4:
if (DstTy->isFloatingPointTy())
return firstOp;
return 0;
case 5:
if (SrcTy->isIntegerTy())
return secondOp;
return 0;
case 6:
if (SrcTy->isFloatingPointTy())
return secondOp;
return 0;
case 7: {
if (SrcTy->getPointerAddressSpace() != DstTy->getPointerAddressSpace())
return 0;
unsigned MidSize = MidTy->getScalarSizeInBits();
if (MidSize == 64)
return Instruction::BitCast;
if (!SrcIntPtrTy || DstIntPtrTy != SrcIntPtrTy)
return 0;
unsigned PtrSize = SrcIntPtrTy->getScalarSizeInBits();
if (MidSize >= PtrSize)
return Instruction::BitCast;
return 0;
}
case 8: {
unsigned SrcSize = SrcTy->getScalarSizeInBits();
unsigned DstSize = DstTy->getScalarSizeInBits();
if (SrcSize == DstSize)
return Instruction::BitCast;
else if (SrcSize < DstSize)
return firstOp;
return secondOp;
}
case 9:
return Instruction::ZExt;
case 10:
if (SrcTy == DstTy)
return Instruction::BitCast;
return 0; case 11: {
if (!MidIntPtrTy)
return 0;
unsigned PtrSize = MidIntPtrTy->getScalarSizeInBits();
unsigned SrcSize = SrcTy->getScalarSizeInBits();
unsigned DstSize = DstTy->getScalarSizeInBits();
if (SrcSize <= PtrSize && SrcSize == DstSize)
return Instruction::BitCast;
return 0;
}
case 12: {
if (SrcTy->getPointerAddressSpace() != DstTy->getPointerAddressSpace())
return Instruction::AddrSpaceCast;
return Instruction::BitCast;
}
case 13:
assert(
SrcTy->isPtrOrPtrVectorTy() &&
MidTy->isPtrOrPtrVectorTy() &&
DstTy->isPtrOrPtrVectorTy() &&
SrcTy->getPointerAddressSpace() != MidTy->getPointerAddressSpace() &&
MidTy->getPointerAddressSpace() == DstTy->getPointerAddressSpace() &&
"Illegal addrspacecast, bitcast sequence!");
return firstOp;
case 14:
if (SrcTy->getPointerElementType() == DstTy->getPointerElementType())
return Instruction::AddrSpaceCast;
return 0;
case 15:
assert(
SrcTy->isIntOrIntVectorTy() &&
MidTy->isPtrOrPtrVectorTy() &&
DstTy->isPtrOrPtrVectorTy() &&
MidTy->getPointerAddressSpace() == DstTy->getPointerAddressSpace() &&
"Illegal inttoptr, bitcast sequence!");
return firstOp;
case 16:
assert(
SrcTy->isPtrOrPtrVectorTy() &&
MidTy->isPtrOrPtrVectorTy() &&
DstTy->isIntOrIntVectorTy() &&
SrcTy->getPointerAddressSpace() == MidTy->getPointerAddressSpace() &&
"Illegal bitcast, ptrtoint sequence!");
return secondOp;
case 99:
llvm_unreachable("Invalid Cast Combination");
default:
llvm_unreachable("Error in CastResults table!!!");
}
}
CastInst *CastInst::Create(Instruction::CastOps op, Value *S, Type *Ty,
const Twine &Name, Instruction *InsertBefore) {
assert(castIsValid(op, S, Ty) && "Invalid cast!");
switch (op) {
case Trunc: return new TruncInst (S, Ty, Name, InsertBefore);
case ZExt: return new ZExtInst (S, Ty, Name, InsertBefore);
case SExt: return new SExtInst (S, Ty, Name, InsertBefore);
case FPTrunc: return new FPTruncInst (S, Ty, Name, InsertBefore);
case FPExt: return new FPExtInst (S, Ty, Name, InsertBefore);
case UIToFP: return new UIToFPInst (S, Ty, Name, InsertBefore);
case SIToFP: return new SIToFPInst (S, Ty, Name, InsertBefore);
case FPToUI: return new FPToUIInst (S, Ty, Name, InsertBefore);
case FPToSI: return new FPToSIInst (S, Ty, Name, InsertBefore);
case PtrToInt: return new PtrToIntInst (S, Ty, Name, InsertBefore);
case IntToPtr: return new IntToPtrInst (S, Ty, Name, InsertBefore);
case BitCast: return new BitCastInst (S, Ty, Name, InsertBefore);
case AddrSpaceCast: return new AddrSpaceCastInst (S, Ty, Name, InsertBefore);
default: llvm_unreachable("Invalid opcode provided");
}
}
CastInst *CastInst::Create(Instruction::CastOps op, Value *S, Type *Ty,
const Twine &Name, BasicBlock *InsertAtEnd) {
assert(castIsValid(op, S, Ty) && "Invalid cast!");
switch (op) {
case Trunc: return new TruncInst (S, Ty, Name, InsertAtEnd);
case ZExt: return new ZExtInst (S, Ty, Name, InsertAtEnd);
case SExt: return new SExtInst (S, Ty, Name, InsertAtEnd);
case FPTrunc: return new FPTruncInst (S, Ty, Name, InsertAtEnd);
case FPExt: return new FPExtInst (S, Ty, Name, InsertAtEnd);
case UIToFP: return new UIToFPInst (S, Ty, Name, InsertAtEnd);
case SIToFP: return new SIToFPInst (S, Ty, Name, InsertAtEnd);
case FPToUI: return new FPToUIInst (S, Ty, Name, InsertAtEnd);
case FPToSI: return new FPToSIInst (S, Ty, Name, InsertAtEnd);
case PtrToInt: return new PtrToIntInst (S, Ty, Name, InsertAtEnd);
case IntToPtr: return new IntToPtrInst (S, Ty, Name, InsertAtEnd);
case BitCast: return new BitCastInst (S, Ty, Name, InsertAtEnd);
case AddrSpaceCast: return new AddrSpaceCastInst (S, Ty, Name, InsertAtEnd);
default: llvm_unreachable("Invalid opcode provided");
}
}
CastInst *CastInst::CreateZExtOrBitCast(Value *S, Type *Ty,
const Twine &Name,
Instruction *InsertBefore) {
if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
return Create(Instruction::BitCast, S, Ty, Name, InsertBefore);
return Create(Instruction::ZExt, S, Ty, Name, InsertBefore);
}
CastInst *CastInst::CreateZExtOrBitCast(Value *S, Type *Ty,
const Twine &Name,
BasicBlock *InsertAtEnd) {
if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
return Create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
return Create(Instruction::ZExt, S, Ty, Name, InsertAtEnd);
}
CastInst *CastInst::CreateSExtOrBitCast(Value *S, Type *Ty,
const Twine &Name,
Instruction *InsertBefore) {
if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
return Create(Instruction::BitCast, S, Ty, Name, InsertBefore);
return Create(Instruction::SExt, S, Ty, Name, InsertBefore);
}
CastInst *CastInst::CreateSExtOrBitCast(Value *S, Type *Ty,
const Twine &Name,
BasicBlock *InsertAtEnd) {
if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
return Create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
return Create(Instruction::SExt, S, Ty, Name, InsertAtEnd);
}
CastInst *CastInst::CreateTruncOrBitCast(Value *S, Type *Ty,
const Twine &Name,
Instruction *InsertBefore) {
if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
return Create(Instruction::BitCast, S, Ty, Name, InsertBefore);
return Create(Instruction::Trunc, S, Ty, Name, InsertBefore);
}
CastInst *CastInst::CreateTruncOrBitCast(Value *S, Type *Ty,
const Twine &Name,
BasicBlock *InsertAtEnd) {
if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
return Create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
return Create(Instruction::Trunc, S, Ty, Name, InsertAtEnd);
}
CastInst *CastInst::CreatePointerCast(Value *S, Type *Ty,
const Twine &Name,
BasicBlock *InsertAtEnd) {
assert(S->getType()->isPtrOrPtrVectorTy() && "Invalid cast");
assert((Ty->isIntOrIntVectorTy() || Ty->isPtrOrPtrVectorTy()) &&
"Invalid cast");
assert(Ty->isVectorTy() == S->getType()->isVectorTy() && "Invalid cast");
assert((!Ty->isVectorTy() ||
Ty->getVectorNumElements() == S->getType()->getVectorNumElements()) &&
"Invalid cast");
if (Ty->isIntOrIntVectorTy())
return Create(Instruction::PtrToInt, S, Ty, Name, InsertAtEnd);
return CreatePointerBitCastOrAddrSpaceCast(S, Ty, Name, InsertAtEnd);
}
CastInst *CastInst::CreatePointerCast(Value *S, Type *Ty,
const Twine &Name,
Instruction *InsertBefore) {
assert(S->getType()->isPtrOrPtrVectorTy() && "Invalid cast");
assert((Ty->isIntOrIntVectorTy() || Ty->isPtrOrPtrVectorTy()) &&
"Invalid cast");
assert(Ty->isVectorTy() == S->getType()->isVectorTy() && "Invalid cast");
assert((!Ty->isVectorTy() ||
Ty->getVectorNumElements() == S->getType()->getVectorNumElements()) &&
"Invalid cast");
if (Ty->isIntOrIntVectorTy())
return Create(Instruction::PtrToInt, S, Ty, Name, InsertBefore);
return CreatePointerBitCastOrAddrSpaceCast(S, Ty, Name, InsertBefore);
}
CastInst *CastInst::CreatePointerBitCastOrAddrSpaceCast(
Value *S, Type *Ty,
const Twine &Name,
BasicBlock *InsertAtEnd) {
assert(S->getType()->isPtrOrPtrVectorTy() && "Invalid cast");
assert(Ty->isPtrOrPtrVectorTy() && "Invalid cast");
if (S->getType()->getPointerAddressSpace() != Ty->getPointerAddressSpace())
return Create(Instruction::AddrSpaceCast, S, Ty, Name, InsertAtEnd);
return Create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
}
CastInst *CastInst::CreatePointerBitCastOrAddrSpaceCast(
Value *S, Type *Ty,
const Twine &Name,
Instruction *InsertBefore) {
assert(S->getType()->isPtrOrPtrVectorTy() && "Invalid cast");
assert(Ty->isPtrOrPtrVectorTy() && "Invalid cast");
if (S->getType()->getPointerAddressSpace() != Ty->getPointerAddressSpace())
return Create(Instruction::AddrSpaceCast, S, Ty, Name, InsertBefore);
return Create(Instruction::BitCast, S, Ty, Name, InsertBefore);
}
CastInst *CastInst::CreateIntegerCast(Value *C, Type *Ty,
bool isSigned, const Twine &Name,
Instruction *InsertBefore) {
assert(C->getType()->isIntOrIntVectorTy() && Ty->isIntOrIntVectorTy() &&
"Invalid integer cast");
unsigned SrcBits = C->getType()->getScalarSizeInBits();
unsigned DstBits = Ty->getScalarSizeInBits();
Instruction::CastOps opcode =
(SrcBits == DstBits ? Instruction::BitCast :
(SrcBits > DstBits ? Instruction::Trunc :
(isSigned ? Instruction::SExt : Instruction::ZExt)));
return Create(opcode, C, Ty, Name, InsertBefore);
}
CastInst *CastInst::CreateIntegerCast(Value *C, Type *Ty,
bool isSigned, const Twine &Name,
BasicBlock *InsertAtEnd) {
assert(C->getType()->isIntOrIntVectorTy() && Ty->isIntOrIntVectorTy() &&
"Invalid cast");
unsigned SrcBits = C->getType()->getScalarSizeInBits();
unsigned DstBits = Ty->getScalarSizeInBits();
Instruction::CastOps opcode =
(SrcBits == DstBits ? Instruction::BitCast :
(SrcBits > DstBits ? Instruction::Trunc :
(isSigned ? Instruction::SExt : Instruction::ZExt)));
return Create(opcode, C, Ty, Name, InsertAtEnd);
}
CastInst *CastInst::CreateFPCast(Value *C, Type *Ty,
const Twine &Name,
Instruction *InsertBefore) {
assert(C->getType()->isFPOrFPVectorTy() && Ty->isFPOrFPVectorTy() &&
"Invalid cast");
unsigned SrcBits = C->getType()->getScalarSizeInBits();
unsigned DstBits = Ty->getScalarSizeInBits();
Instruction::CastOps opcode =
(SrcBits == DstBits ? Instruction::BitCast :
(SrcBits > DstBits ? Instruction::FPTrunc : Instruction::FPExt));
return Create(opcode, C, Ty, Name, InsertBefore);
}
CastInst *CastInst::CreateFPCast(Value *C, Type *Ty,
const Twine &Name,
BasicBlock *InsertAtEnd) {
assert(C->getType()->isFPOrFPVectorTy() && Ty->isFPOrFPVectorTy() &&
"Invalid cast");
unsigned SrcBits = C->getType()->getScalarSizeInBits();
unsigned DstBits = Ty->getScalarSizeInBits();
Instruction::CastOps opcode =
(SrcBits == DstBits ? Instruction::BitCast :
(SrcBits > DstBits ? Instruction::FPTrunc : Instruction::FPExt));
return Create(opcode, C, Ty, Name, InsertAtEnd);
}
bool CastInst::isCastable(Type *SrcTy, Type *DestTy) {
if (!SrcTy->isFirstClassType() || !DestTy->isFirstClassType())
return false;
if (SrcTy == DestTy)
return true;
if (VectorType *SrcVecTy = dyn_cast<VectorType>(SrcTy))
if (VectorType *DestVecTy = dyn_cast<VectorType>(DestTy))
if (SrcVecTy->getNumElements() == DestVecTy->getNumElements()) {
SrcTy = SrcVecTy->getElementType();
DestTy = DestVecTy->getElementType();
}
unsigned SrcBits = SrcTy->getPrimitiveSizeInBits(); unsigned DestBits = DestTy->getPrimitiveSizeInBits();
if (DestTy->isIntegerTy()) { if (SrcTy->isIntegerTy()) { return true;
} else if (SrcTy->isFloatingPointTy()) { return true;
} else if (SrcTy->isVectorTy()) { return DestBits == SrcBits;
} else { return SrcTy->isPointerTy();
}
} else if (DestTy->isFloatingPointTy()) { if (SrcTy->isIntegerTy()) { return true;
} else if (SrcTy->isFloatingPointTy()) { return true;
} else if (SrcTy->isVectorTy()) { return DestBits == SrcBits;
} else { return false;
}
} else if (DestTy->isVectorTy()) { return DestBits == SrcBits;
} else if (DestTy->isPointerTy()) { if (SrcTy->isPointerTy()) { return true;
} else if (SrcTy->isIntegerTy()) { return true;
} else { return false;
}
} else if (DestTy->isX86_MMXTy()) {
if (SrcTy->isVectorTy()) {
return DestBits == SrcBits; } else {
return false;
}
} else { return false;
}
}
bool CastInst::isBitCastable(Type *SrcTy, Type *DestTy) {
if (!SrcTy->isFirstClassType() || !DestTy->isFirstClassType())
return false;
if (SrcTy == DestTy)
return true;
if (VectorType *SrcVecTy = dyn_cast<VectorType>(SrcTy)) {
if (VectorType *DestVecTy = dyn_cast<VectorType>(DestTy)) {
if (SrcVecTy->getNumElements() == DestVecTy->getNumElements()) {
SrcTy = SrcVecTy->getElementType();
DestTy = DestVecTy->getElementType();
}
}
}
if (PointerType *DestPtrTy = dyn_cast<PointerType>(DestTy)) {
if (PointerType *SrcPtrTy = dyn_cast<PointerType>(SrcTy)) {
return SrcPtrTy->getAddressSpace() == DestPtrTy->getAddressSpace();
}
}
unsigned SrcBits = SrcTy->getPrimitiveSizeInBits(); unsigned DestBits = DestTy->getPrimitiveSizeInBits();
if (SrcBits == 0 || DestBits == 0)
return false;
if (SrcBits != DestBits)
return false;
if (DestTy->isX86_MMXTy() || SrcTy->isX86_MMXTy())
return false;
return true;
}
Instruction::CastOps
CastInst::getCastOpcode(
const Value *Src, bool SrcIsSigned, Type *DestTy, bool DestIsSigned) {
Type *SrcTy = Src->getType();
assert(SrcTy->isFirstClassType() && DestTy->isFirstClassType() &&
"Only first class types are castable!");
if (SrcTy == DestTy)
return BitCast;
if (VectorType *SrcVecTy = dyn_cast<VectorType>(SrcTy))
if (VectorType *DestVecTy = dyn_cast<VectorType>(DestTy))
if (SrcVecTy->getNumElements() == DestVecTy->getNumElements()) {
SrcTy = SrcVecTy->getElementType();
DestTy = DestVecTy->getElementType();
}
unsigned SrcBits = SrcTy->getPrimitiveSizeInBits(); unsigned DestBits = DestTy->getPrimitiveSizeInBits();
if (DestTy->isIntegerTy()) { if (SrcTy->isIntegerTy()) { if (DestBits < SrcBits)
return Trunc; else if (DestBits > SrcBits) { if (SrcIsSigned)
return SExt; else
return ZExt; } else {
return BitCast; }
} else if (SrcTy->isFloatingPointTy()) { if (DestIsSigned)
return FPToSI; else
return FPToUI; } else if (SrcTy->isVectorTy()) {
assert(DestBits == SrcBits &&
"Casting vector to integer of different width");
return BitCast; } else {
assert(SrcTy->isPointerTy() &&
"Casting from a value that is not first-class type");
return PtrToInt; }
} else if (DestTy->isFloatingPointTy()) { if (SrcTy->isIntegerTy()) { if (SrcIsSigned)
return SIToFP; else
return UIToFP; } else if (SrcTy->isFloatingPointTy()) { if (DestBits < SrcBits) {
return FPTrunc; } else if (DestBits > SrcBits) {
return FPExt; } else {
return BitCast; }
} else if (SrcTy->isVectorTy()) {
assert(DestBits == SrcBits &&
"Casting vector to floating point of different width");
return BitCast; }
llvm_unreachable("Casting pointer or non-first class to float");
} else if (DestTy->isVectorTy()) {
assert(DestBits == SrcBits &&
"Illegal cast to vector (wrong type or size)");
return BitCast;
} else if (DestTy->isPointerTy()) {
if (SrcTy->isPointerTy()) {
if (DestTy->getPointerAddressSpace() != SrcTy->getPointerAddressSpace())
return AddrSpaceCast;
return BitCast; } else if (SrcTy->isIntegerTy()) {
return IntToPtr; }
llvm_unreachable("Casting pointer to other than pointer or int");
} else if (DestTy->isX86_MMXTy()) {
if (SrcTy->isVectorTy()) {
assert(DestBits == SrcBits && "Casting vector of wrong width to X86_MMX");
return BitCast; }
llvm_unreachable("Illegal cast to X86_MMX");
}
llvm_unreachable("Casting to type that is not first-class");
}
bool
CastInst::castIsValid(Instruction::CastOps op, Value *S, Type *DstTy) {
Type *SrcTy = S->getType();
if (SrcTy == DstTy)
return true;
if (!SrcTy->isFirstClassType() || !DstTy->isFirstClassType() ||
SrcTy->isAggregateType() || DstTy->isAggregateType())
return false;
unsigned SrcBitSize = SrcTy->getScalarSizeInBits();
unsigned DstBitSize = DstTy->getScalarSizeInBits();
unsigned SrcLength = SrcTy->isVectorTy() ?
cast<VectorType>(SrcTy)->getNumElements() : 0;
unsigned DstLength = DstTy->isVectorTy() ?
cast<VectorType>(DstTy)->getNumElements() : 0;
switch (op) {
default: return false; case Instruction::Trunc:
return SrcTy->isIntOrIntVectorTy() && DstTy->isIntOrIntVectorTy() &&
SrcLength == DstLength && SrcBitSize > DstBitSize;
case Instruction::ZExt:
return SrcTy->isIntOrIntVectorTy() && DstTy->isIntOrIntVectorTy() &&
SrcLength == DstLength && SrcBitSize < DstBitSize;
case Instruction::SExt:
return SrcTy->isIntOrIntVectorTy() && DstTy->isIntOrIntVectorTy() &&
SrcLength == DstLength && SrcBitSize < DstBitSize;
case Instruction::FPTrunc:
return SrcTy->isFPOrFPVectorTy() && DstTy->isFPOrFPVectorTy() &&
SrcLength == DstLength && SrcBitSize > DstBitSize;
case Instruction::FPExt:
return SrcTy->isFPOrFPVectorTy() && DstTy->isFPOrFPVectorTy() &&
SrcLength == DstLength && SrcBitSize < DstBitSize;
case Instruction::UIToFP:
case Instruction::SIToFP:
return SrcTy->isIntOrIntVectorTy() && DstTy->isFPOrFPVectorTy() &&
SrcLength == DstLength;
case Instruction::FPToUI:
case Instruction::FPToSI:
return SrcTy->isFPOrFPVectorTy() && DstTy->isIntOrIntVectorTy() &&
SrcLength == DstLength;
case Instruction::PtrToInt:
if (isa<VectorType>(SrcTy) != isa<VectorType>(DstTy))
return false;
if (VectorType *VT = dyn_cast<VectorType>(SrcTy))
if (VT->getNumElements() != cast<VectorType>(DstTy)->getNumElements())
return false;
return SrcTy->getScalarType()->isPointerTy() &&
DstTy->getScalarType()->isIntegerTy();
case Instruction::IntToPtr:
if (isa<VectorType>(SrcTy) != isa<VectorType>(DstTy))
return false;
if (VectorType *VT = dyn_cast<VectorType>(SrcTy))
if (VT->getNumElements() != cast<VectorType>(DstTy)->getNumElements())
return false;
return SrcTy->getScalarType()->isIntegerTy() &&
DstTy->getScalarType()->isPointerTy();
case Instruction::BitCast: {
PointerType *SrcPtrTy = dyn_cast<PointerType>(SrcTy->getScalarType());
PointerType *DstPtrTy = dyn_cast<PointerType>(DstTy->getScalarType());
if (!SrcPtrTy != !DstPtrTy)
return false;
if (!SrcPtrTy)
return SrcTy->getPrimitiveSizeInBits() == DstTy->getPrimitiveSizeInBits();
if (SrcPtrTy->getAddressSpace() != DstPtrTy->getAddressSpace())
return false;
if (VectorType *SrcVecTy = dyn_cast<VectorType>(SrcTy)) {
if (VectorType *DstVecTy = dyn_cast<VectorType>(DstTy))
return (SrcVecTy->getNumElements() == DstVecTy->getNumElements());
return false;
}
return true;
}
case Instruction::AddrSpaceCast: {
PointerType *SrcPtrTy = dyn_cast<PointerType>(SrcTy->getScalarType());
if (!SrcPtrTy)
return false;
PointerType *DstPtrTy = dyn_cast<PointerType>(DstTy->getScalarType());
if (!DstPtrTy)
return false;
if (SrcPtrTy->getAddressSpace() == DstPtrTy->getAddressSpace())
return false;
if (VectorType *SrcVecTy = dyn_cast<VectorType>(SrcTy)) {
if (VectorType *DstVecTy = dyn_cast<VectorType>(DstTy))
return (SrcVecTy->getNumElements() == DstVecTy->getNumElements());
return false;
}
return true;
}
}
}
TruncInst::TruncInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, Trunc, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal Trunc");
}
TruncInst::TruncInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, Trunc, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal Trunc");
}
ZExtInst::ZExtInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, ZExt, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal ZExt");
}
ZExtInst::ZExtInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, ZExt, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal ZExt");
}
SExtInst::SExtInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, SExt, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal SExt");
}
SExtInst::SExtInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, SExt, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal SExt");
}
FPTruncInst::FPTruncInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, FPTrunc, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal FPTrunc");
}
FPTruncInst::FPTruncInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, FPTrunc, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal FPTrunc");
}
FPExtInst::FPExtInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, FPExt, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal FPExt");
}
FPExtInst::FPExtInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, FPExt, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal FPExt");
}
UIToFPInst::UIToFPInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, UIToFP, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal UIToFP");
}
UIToFPInst::UIToFPInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, UIToFP, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal UIToFP");
}
SIToFPInst::SIToFPInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, SIToFP, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal SIToFP");
}
SIToFPInst::SIToFPInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, SIToFP, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal SIToFP");
}
FPToUIInst::FPToUIInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, FPToUI, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal FPToUI");
}
FPToUIInst::FPToUIInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, FPToUI, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal FPToUI");
}
FPToSIInst::FPToSIInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, FPToSI, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal FPToSI");
}
FPToSIInst::FPToSIInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, FPToSI, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal FPToSI");
}
PtrToIntInst::PtrToIntInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, PtrToInt, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal PtrToInt");
}
PtrToIntInst::PtrToIntInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, PtrToInt, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal PtrToInt");
}
IntToPtrInst::IntToPtrInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, IntToPtr, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal IntToPtr");
}
IntToPtrInst::IntToPtrInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, IntToPtr, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal IntToPtr");
}
BitCastInst::BitCastInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, BitCast, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal BitCast");
}
BitCastInst::BitCastInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, BitCast, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal BitCast");
}
AddrSpaceCastInst::AddrSpaceCastInst(
Value *S, Type *Ty, const Twine &Name, Instruction *InsertBefore
) : CastInst(Ty, AddrSpaceCast, S, Name, InsertBefore) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal AddrSpaceCast");
}
AddrSpaceCastInst::AddrSpaceCastInst(
Value *S, Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd
) : CastInst(Ty, AddrSpaceCast, S, Name, InsertAtEnd) {
assert(castIsValid(getOpcode(), S, Ty) && "Illegal AddrSpaceCast");
}
void CmpInst::anchor() {}
CmpInst::CmpInst(Type *ty, OtherOps op, unsigned short predicate,
Value *LHS, Value *RHS, const Twine &Name,
Instruction *InsertBefore)
: Instruction(ty, op,
OperandTraits<CmpInst>::op_begin(this),
OperandTraits<CmpInst>::operands(this),
InsertBefore) {
Op<0>() = LHS;
Op<1>() = RHS;
setPredicate((Predicate)predicate);
setName(Name);
}
CmpInst::CmpInst(Type *ty, OtherOps op, unsigned short predicate,
Value *LHS, Value *RHS, const Twine &Name,
BasicBlock *InsertAtEnd)
: Instruction(ty, op,
OperandTraits<CmpInst>::op_begin(this),
OperandTraits<CmpInst>::operands(this),
InsertAtEnd) {
Op<0>() = LHS;
Op<1>() = RHS;
setPredicate((Predicate)predicate);
setName(Name);
}
CmpInst *
CmpInst::Create(OtherOps Op, unsigned short predicate,
Value *S1, Value *S2,
const Twine &Name, Instruction *InsertBefore) {
if (Op == Instruction::ICmp) {
if (InsertBefore)
return new ICmpInst(InsertBefore, CmpInst::Predicate(predicate),
S1, S2, Name);
else
return new ICmpInst(CmpInst::Predicate(predicate),
S1, S2, Name);
}
if (InsertBefore)
return new FCmpInst(InsertBefore, CmpInst::Predicate(predicate),
S1, S2, Name);
else
return new FCmpInst(CmpInst::Predicate(predicate),
S1, S2, Name);
}
CmpInst *
CmpInst::Create(OtherOps Op, unsigned short predicate, Value *S1, Value *S2,
const Twine &Name, BasicBlock *InsertAtEnd) {
if (Op == Instruction::ICmp) {
return new ICmpInst(*InsertAtEnd, CmpInst::Predicate(predicate),
S1, S2, Name);
}
return new FCmpInst(*InsertAtEnd, CmpInst::Predicate(predicate),
S1, S2, Name);
}
void CmpInst::swapOperands() {
if (ICmpInst *IC = dyn_cast<ICmpInst>(this))
IC->swapOperands();
else
cast<FCmpInst>(this)->swapOperands();
}
bool CmpInst::isCommutative() const {
if (const ICmpInst *IC = dyn_cast<ICmpInst>(this))
return IC->isCommutative();
return cast<FCmpInst>(this)->isCommutative();
}
bool CmpInst::isEquality() const {
if (const ICmpInst *IC = dyn_cast<ICmpInst>(this))
return IC->isEquality();
return cast<FCmpInst>(this)->isEquality();
}
CmpInst::Predicate CmpInst::getInversePredicate(Predicate pred) {
switch (pred) {
default: llvm_unreachable("Unknown cmp predicate!");
case ICMP_EQ: return ICMP_NE;
case ICMP_NE: return ICMP_EQ;
case ICMP_UGT: return ICMP_ULE;
case ICMP_ULT: return ICMP_UGE;
case ICMP_UGE: return ICMP_ULT;
case ICMP_ULE: return ICMP_UGT;
case ICMP_SGT: return ICMP_SLE;
case ICMP_SLT: return ICMP_SGE;
case ICMP_SGE: return ICMP_SLT;
case ICMP_SLE: return ICMP_SGT;
case FCMP_OEQ: return FCMP_UNE;
case FCMP_ONE: return FCMP_UEQ;
case FCMP_OGT: return FCMP_ULE;
case FCMP_OLT: return FCMP_UGE;
case FCMP_OGE: return FCMP_ULT;
case FCMP_OLE: return FCMP_UGT;
case FCMP_UEQ: return FCMP_ONE;
case FCMP_UNE: return FCMP_OEQ;
case FCMP_UGT: return FCMP_OLE;
case FCMP_ULT: return FCMP_OGE;
case FCMP_UGE: return FCMP_OLT;
case FCMP_ULE: return FCMP_OGT;
case FCMP_ORD: return FCMP_UNO;
case FCMP_UNO: return FCMP_ORD;
case FCMP_TRUE: return FCMP_FALSE;
case FCMP_FALSE: return FCMP_TRUE;
}
}
ICmpInst::Predicate ICmpInst::getSignedPredicate(Predicate pred) {
switch (pred) {
default: llvm_unreachable("Unknown icmp predicate!");
case ICMP_EQ: case ICMP_NE:
case ICMP_SGT: case ICMP_SLT: case ICMP_SGE: case ICMP_SLE:
return pred;
case ICMP_UGT: return ICMP_SGT;
case ICMP_ULT: return ICMP_SLT;
case ICMP_UGE: return ICMP_SGE;
case ICMP_ULE: return ICMP_SLE;
}
}
ICmpInst::Predicate ICmpInst::getUnsignedPredicate(Predicate pred) {
switch (pred) {
default: llvm_unreachable("Unknown icmp predicate!");
case ICMP_EQ: case ICMP_NE:
case ICMP_UGT: case ICMP_ULT: case ICMP_UGE: case ICMP_ULE:
return pred;
case ICMP_SGT: return ICMP_UGT;
case ICMP_SLT: return ICMP_ULT;
case ICMP_SGE: return ICMP_UGE;
case ICMP_SLE: return ICMP_ULE;
}
}
ConstantRange
ICmpInst::makeConstantRange(Predicate pred, const APInt &C) {
APInt Lower(C);
APInt Upper(C);
uint32_t BitWidth = C.getBitWidth();
switch (pred) {
default: llvm_unreachable("Invalid ICmp opcode to ConstantRange ctor!");
case ICmpInst::ICMP_EQ: ++Upper; break;
case ICmpInst::ICMP_NE: ++Lower; break;
case ICmpInst::ICMP_ULT:
Lower = APInt::getMinValue(BitWidth);
if (Lower == Upper)
return ConstantRange(BitWidth, false);
break;
case ICmpInst::ICMP_SLT:
Lower = APInt::getSignedMinValue(BitWidth);
if (Lower == Upper)
return ConstantRange(BitWidth, false);
break;
case ICmpInst::ICMP_UGT:
++Lower; Upper = APInt::getMinValue(BitWidth); if (Lower == Upper)
return ConstantRange(BitWidth, false);
break;
case ICmpInst::ICMP_SGT:
++Lower; Upper = APInt::getSignedMinValue(BitWidth); if (Lower == Upper)
return ConstantRange(BitWidth, false);
break;
case ICmpInst::ICMP_ULE:
Lower = APInt::getMinValue(BitWidth); ++Upper;
if (Lower == Upper)
return ConstantRange(BitWidth, true);
break;
case ICmpInst::ICMP_SLE:
Lower = APInt::getSignedMinValue(BitWidth); ++Upper;
if (Lower == Upper)
return ConstantRange(BitWidth, true);
break;
case ICmpInst::ICMP_UGE:
Upper = APInt::getMinValue(BitWidth); if (Lower == Upper)
return ConstantRange(BitWidth, true);
break;
case ICmpInst::ICMP_SGE:
Upper = APInt::getSignedMinValue(BitWidth); if (Lower == Upper)
return ConstantRange(BitWidth, true);
break;
}
return ConstantRange(Lower, Upper);
}
CmpInst::Predicate CmpInst::getSwappedPredicate(Predicate pred) {
switch (pred) {
default: llvm_unreachable("Unknown cmp predicate!");
case ICMP_EQ: case ICMP_NE:
return pred;
case ICMP_SGT: return ICMP_SLT;
case ICMP_SLT: return ICMP_SGT;
case ICMP_SGE: return ICMP_SLE;
case ICMP_SLE: return ICMP_SGE;
case ICMP_UGT: return ICMP_ULT;
case ICMP_ULT: return ICMP_UGT;
case ICMP_UGE: return ICMP_ULE;
case ICMP_ULE: return ICMP_UGE;
case FCMP_FALSE: case FCMP_TRUE:
case FCMP_OEQ: case FCMP_ONE:
case FCMP_UEQ: case FCMP_UNE:
case FCMP_ORD: case FCMP_UNO:
return pred;
case FCMP_OGT: return FCMP_OLT;
case FCMP_OLT: return FCMP_OGT;
case FCMP_OGE: return FCMP_OLE;
case FCMP_OLE: return FCMP_OGE;
case FCMP_UGT: return FCMP_ULT;
case FCMP_ULT: return FCMP_UGT;
case FCMP_UGE: return FCMP_ULE;
case FCMP_ULE: return FCMP_UGE;
}
}
bool CmpInst::isUnsigned(unsigned short predicate) {
switch (predicate) {
default: return false;
case ICmpInst::ICMP_ULT: case ICmpInst::ICMP_ULE: case ICmpInst::ICMP_UGT:
case ICmpInst::ICMP_UGE: return true;
}
}
bool CmpInst::isSigned(unsigned short predicate) {
switch (predicate) {
default: return false;
case ICmpInst::ICMP_SLT: case ICmpInst::ICMP_SLE: case ICmpInst::ICMP_SGT:
case ICmpInst::ICMP_SGE: return true;
}
}
bool CmpInst::isOrdered(unsigned short predicate) {
switch (predicate) {
default: return false;
case FCmpInst::FCMP_OEQ: case FCmpInst::FCMP_ONE: case FCmpInst::FCMP_OGT:
case FCmpInst::FCMP_OLT: case FCmpInst::FCMP_OGE: case FCmpInst::FCMP_OLE:
case FCmpInst::FCMP_ORD: return true;
}
}
bool CmpInst::isUnordered(unsigned short predicate) {
switch (predicate) {
default: return false;
case FCmpInst::FCMP_UEQ: case FCmpInst::FCMP_UNE: case FCmpInst::FCMP_UGT:
case FCmpInst::FCMP_ULT: case FCmpInst::FCMP_UGE: case FCmpInst::FCMP_ULE:
case FCmpInst::FCMP_UNO: return true;
}
}
bool CmpInst::isTrueWhenEqual(unsigned short predicate) {
switch(predicate) {
default: return false;
case ICMP_EQ: case ICMP_UGE: case ICMP_ULE: case ICMP_SGE: case ICMP_SLE:
case FCMP_TRUE: case FCMP_UEQ: case FCMP_UGE: case FCMP_ULE: return true;
}
}
bool CmpInst::isFalseWhenEqual(unsigned short predicate) {
switch(predicate) {
case ICMP_NE: case ICMP_UGT: case ICMP_ULT: case ICMP_SGT: case ICMP_SLT:
case FCMP_FALSE: case FCMP_ONE: case FCMP_OGT: case FCMP_OLT: return true;
default: return false;
}
}
void SwitchInst::init(Value *Value, BasicBlock *Default, unsigned NumReserved) {
assert(Value && Default && NumReserved);
ReservedSpace = NumReserved;
NumOperands = 2;
OperandList = allocHungoffUses(ReservedSpace);
OperandList[0] = Value;
OperandList[1] = Default;
}
SwitchInst::SwitchInst(Value *Value, BasicBlock *Default, unsigned NumCases,
Instruction *InsertBefore)
: TerminatorInst(Type::getVoidTy(Value->getContext()), Instruction::Switch,
nullptr, 0, InsertBefore) {
init(Value, Default, 2+NumCases*2);
}
SwitchInst::SwitchInst(Value *Value, BasicBlock *Default, unsigned NumCases,
BasicBlock *InsertAtEnd)
: TerminatorInst(Type::getVoidTy(Value->getContext()), Instruction::Switch,
nullptr, 0, InsertAtEnd) {
init(Value, Default, 2+NumCases*2);
}
SwitchInst::SwitchInst(const SwitchInst &SI)
: TerminatorInst(SI.getType(), Instruction::Switch, nullptr, 0) {
init(SI.getCondition(), SI.getDefaultDest(), SI.getNumOperands());
NumOperands = SI.getNumOperands();
Use *OL = OperandList, *InOL = SI.OperandList;
for (unsigned i = 2, E = SI.getNumOperands(); i != E; i += 2) {
OL[i] = InOL[i];
OL[i+1] = InOL[i+1];
}
SubclassOptionalData = SI.SubclassOptionalData;
}
SwitchInst::~SwitchInst() {
dropHungoffUses();
}
void SwitchInst::addCase(ConstantInt *OnVal, BasicBlock *Dest) {
unsigned NewCaseIdx = getNumCases();
unsigned OpNo = NumOperands;
if (OpNo+2 > ReservedSpace)
growOperands(); assert(OpNo+1 < ReservedSpace && "Growing didn't work!");
NumOperands = OpNo+2;
CaseIt Case(this, NewCaseIdx);
Case.setValue(OnVal);
Case.setSuccessor(Dest);
}
void SwitchInst::removeCase(CaseIt i) {
unsigned idx = i.getCaseIndex();
assert(2 + idx*2 < getNumOperands() && "Case index out of range!!!");
unsigned NumOps = getNumOperands();
Use *OL = OperandList;
if (2 + (idx + 1) * 2 != NumOps) {
OL[2 + idx * 2] = OL[NumOps - 2];
OL[2 + idx * 2 + 1] = OL[NumOps - 1];
}
OL[NumOps-2].set(nullptr);
OL[NumOps-2+1].set(nullptr);
NumOperands = NumOps-2;
}
void SwitchInst::growOperands() {
unsigned e = getNumOperands();
unsigned NumOps = e*3;
ReservedSpace = NumOps;
Use *NewOps = allocHungoffUses(NumOps);
Use *OldOps = OperandList;
for (unsigned i = 0; i != e; ++i) {
NewOps[i] = OldOps[i];
}
OperandList = NewOps;
Use::zap(OldOps, OldOps + e, true);
}
BasicBlock *SwitchInst::getSuccessorV(unsigned idx) const {
return getSuccessor(idx);
}
unsigned SwitchInst::getNumSuccessorsV() const {
return getNumSuccessors();
}
void SwitchInst::setSuccessorV(unsigned idx, BasicBlock *B) {
setSuccessor(idx, B);
}
void IndirectBrInst::init(Value *Address, unsigned NumDests) {
assert(Address && Address->getType()->isPointerTy() &&
"Address of indirectbr must be a pointer");
ReservedSpace = 1+NumDests;
NumOperands = 1;
OperandList = allocHungoffUses(ReservedSpace);
OperandList[0] = Address;
}
void IndirectBrInst::growOperands() {
unsigned e = getNumOperands();
unsigned NumOps = e*2;
ReservedSpace = NumOps;
Use *NewOps = allocHungoffUses(NumOps);
Use *OldOps = OperandList;
for (unsigned i = 0; i != e; ++i)
NewOps[i] = OldOps[i];
OperandList = NewOps;
Use::zap(OldOps, OldOps + e, true);
}
IndirectBrInst::IndirectBrInst(Value *Address, unsigned NumCases,
Instruction *InsertBefore)
: TerminatorInst(Type::getVoidTy(Address->getContext()),Instruction::IndirectBr,
nullptr, 0, InsertBefore) {
init(Address, NumCases);
}
IndirectBrInst::IndirectBrInst(Value *Address, unsigned NumCases,
BasicBlock *InsertAtEnd)
: TerminatorInst(Type::getVoidTy(Address->getContext()),Instruction::IndirectBr,
nullptr, 0, InsertAtEnd) {
init(Address, NumCases);
}
IndirectBrInst::IndirectBrInst(const IndirectBrInst &IBI)
: TerminatorInst(Type::getVoidTy(IBI.getContext()), Instruction::IndirectBr,
allocHungoffUses(IBI.getNumOperands()),
IBI.getNumOperands()) {
Use *OL = OperandList, *InOL = IBI.OperandList;
for (unsigned i = 0, E = IBI.getNumOperands(); i != E; ++i)
OL[i] = InOL[i];
SubclassOptionalData = IBI.SubclassOptionalData;
}
IndirectBrInst::~IndirectBrInst() {
dropHungoffUses();
}
void IndirectBrInst::addDestination(BasicBlock *DestBB) {
unsigned OpNo = NumOperands;
if (OpNo+1 > ReservedSpace)
growOperands(); assert(OpNo < ReservedSpace && "Growing didn't work!");
NumOperands = OpNo+1;
OperandList[OpNo] = DestBB;
}
void IndirectBrInst::removeDestination(unsigned idx) {
assert(idx < getNumOperands()-1 && "Successor index out of range!");
unsigned NumOps = getNumOperands();
Use *OL = OperandList;
OL[idx+1] = OL[NumOps-1];
OL[NumOps-1].set(nullptr);
NumOperands = NumOps-1;
}
BasicBlock *IndirectBrInst::getSuccessorV(unsigned idx) const {
return getSuccessor(idx);
}
unsigned IndirectBrInst::getNumSuccessorsV() const {
return getNumSuccessors();
}
void IndirectBrInst::setSuccessorV(unsigned idx, BasicBlock *B) {
setSuccessor(idx, B);
}
GetElementPtrInst *GetElementPtrInst::clone_impl() const {
return new (getNumOperands()) GetElementPtrInst(*this);
}
BinaryOperator *BinaryOperator::clone_impl() const {
return Create(getOpcode(), Op<0>(), Op<1>());
}
FCmpInst* FCmpInst::clone_impl() const {
return new FCmpInst(getPredicate(), Op<0>(), Op<1>());
}
ICmpInst* ICmpInst::clone_impl() const {
return new ICmpInst(getPredicate(), Op<0>(), Op<1>());
}
ExtractValueInst *ExtractValueInst::clone_impl() const {
return new ExtractValueInst(*this);
}
InsertValueInst *InsertValueInst::clone_impl() const {
return new InsertValueInst(*this);
}
AllocaInst *AllocaInst::clone_impl() const {
AllocaInst *Result = new AllocaInst(getAllocatedType(),
(Value *)getOperand(0), getAlignment());
Result->setUsedWithInAlloca(isUsedWithInAlloca());
return Result;
}
LoadInst *LoadInst::clone_impl() const {
return new LoadInst(getOperand(0), Twine(), isVolatile(),
getAlignment(), getOrdering(), getSynchScope());
}
StoreInst *StoreInst::clone_impl() const {
return new StoreInst(getOperand(0), getOperand(1), isVolatile(),
getAlignment(), getOrdering(), getSynchScope());
}
AtomicCmpXchgInst *AtomicCmpXchgInst::clone_impl() const {
AtomicCmpXchgInst *Result =
new AtomicCmpXchgInst(getOperand(0), getOperand(1), getOperand(2),
getSuccessOrdering(), getFailureOrdering(),
getSynchScope());
Result->setVolatile(isVolatile());
Result->setWeak(isWeak());
return Result;
}
AtomicRMWInst *AtomicRMWInst::clone_impl() const {
AtomicRMWInst *Result =
new AtomicRMWInst(getOperation(),getOperand(0), getOperand(1),
getOrdering(), getSynchScope());
Result->setVolatile(isVolatile());
return Result;
}
FenceInst *FenceInst::clone_impl() const {
return new FenceInst(getContext(), getOrdering(), getSynchScope());
}
TruncInst *TruncInst::clone_impl() const {
return new TruncInst(getOperand(0), getType());
}
ZExtInst *ZExtInst::clone_impl() const {
return new ZExtInst(getOperand(0), getType());
}
SExtInst *SExtInst::clone_impl() const {
return new SExtInst(getOperand(0), getType());
}
FPTruncInst *FPTruncInst::clone_impl() const {
return new FPTruncInst(getOperand(0), getType());
}
FPExtInst *FPExtInst::clone_impl() const {
return new FPExtInst(getOperand(0), getType());
}
UIToFPInst *UIToFPInst::clone_impl() const {
return new UIToFPInst(getOperand(0), getType());
}
SIToFPInst *SIToFPInst::clone_impl() const {
return new SIToFPInst(getOperand(0), getType());
}
FPToUIInst *FPToUIInst::clone_impl() const {
return new FPToUIInst(getOperand(0), getType());
}
FPToSIInst *FPToSIInst::clone_impl() const {
return new FPToSIInst(getOperand(0), getType());
}
PtrToIntInst *PtrToIntInst::clone_impl() const {
return new PtrToIntInst(getOperand(0), getType());
}
IntToPtrInst *IntToPtrInst::clone_impl() const {
return new IntToPtrInst(getOperand(0), getType());
}
BitCastInst *BitCastInst::clone_impl() const {
return new BitCastInst(getOperand(0), getType());
}
AddrSpaceCastInst *AddrSpaceCastInst::clone_impl() const {
return new AddrSpaceCastInst(getOperand(0), getType());
}
CallInst *CallInst::clone_impl() const {
return new(getNumOperands()) CallInst(*this);
}
SelectInst *SelectInst::clone_impl() const {
return SelectInst::Create(getOperand(0), getOperand(1), getOperand(2));
}
VAArgInst *VAArgInst::clone_impl() const {
return new VAArgInst(getOperand(0), getType());
}
ExtractElementInst *ExtractElementInst::clone_impl() const {
return ExtractElementInst::Create(getOperand(0), getOperand(1));
}
InsertElementInst *InsertElementInst::clone_impl() const {
return InsertElementInst::Create(getOperand(0), getOperand(1), getOperand(2));
}
ShuffleVectorInst *ShuffleVectorInst::clone_impl() const {
return new ShuffleVectorInst(getOperand(0), getOperand(1), getOperand(2));
}
PHINode *PHINode::clone_impl() const {
return new PHINode(*this);
}
LandingPadInst *LandingPadInst::clone_impl() const {
return new LandingPadInst(*this);
}
ReturnInst *ReturnInst::clone_impl() const {
return new(getNumOperands()) ReturnInst(*this);
}
BranchInst *BranchInst::clone_impl() const {
return new(getNumOperands()) BranchInst(*this);
}
SwitchInst *SwitchInst::clone_impl() const {
return new SwitchInst(*this);
}
IndirectBrInst *IndirectBrInst::clone_impl() const {
return new IndirectBrInst(*this);
}
InvokeInst *InvokeInst::clone_impl() const {
return new(getNumOperands()) InvokeInst(*this);
}
ResumeInst *ResumeInst::clone_impl() const {
return new(1) ResumeInst(*this);
}
UnreachableInst *UnreachableInst::clone_impl() const {
LLVMContext &Context = getContext();
return new UnreachableInst(Context);
}