#ifndef LLVM_SUPPORT_IRBUILDER_H
#define LLVM_SUPPORT_IRBUILDER_H
-#include "llvm/BasicBlock.h"
-#include "llvm/Instructions.h"
#include "llvm/Constants.h"
+#include "llvm/Instructions.h"
+#include "llvm/GlobalAlias.h"
#include "llvm/GlobalVariable.h"
#include "llvm/Function.h"
+#include "llvm/LLVMContext.h"
+#include "llvm/Support/ConstantFolder.h"
namespace llvm {
/// IRBuilder - This provides a uniform API for creating instructions and
-/// inserting them into a basic block: either at the end of a BasicBlock, or
+/// inserting them into a basic block: either at the end of a BasicBlock, or
/// at a specific iterator location in a block.
///
/// Note that the builder does not expose the full generality of LLVM
/// supports nul-terminated C strings. For fully generic names, use
/// I->setName(). For access to extra instruction properties, use the mutators
/// (e.g. setVolatile) on the instructions after they have been created.
-/// The template argument handles whether or not to preserve names in the final
-/// instruction output. This defaults to on.
-template <bool preserveNames=true> class IRBuilder {
+/// The first template argument handles whether or not to preserve names in the
+/// final instruction output. This defaults to on. The second template argument
+/// specifies a class to use for creating constants. This defaults to creating
+/// minimally folded constants.
+template <bool preserveNames=true, typename T = ConstantFolder> class IRBuilder{
BasicBlock *BB;
BasicBlock::iterator InsertPt;
+ LLVMContext &Context;
+ T Folder;
public:
- IRBuilder() { ClearInsertionPoint(); }
- explicit IRBuilder(BasicBlock *TheBB) { SetInsertPoint(TheBB); }
- IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP) {
+ IRBuilder(LLVMContext &C, const T& F) :
+ Context(C), Folder(F) { ClearInsertionPoint(); }
+
+ IRBuilder(LLVMContext &C) : Context(C), Folder(C) { ClearInsertionPoint(); }
+
+ explicit IRBuilder(BasicBlock *TheBB, const T& F)
+ : Context(TheBB->getContext()), Folder(F) {
+ SetInsertPoint(TheBB);
+ }
+
+ explicit IRBuilder(BasicBlock *TheBB)
+ : Context(TheBB->getContext()), Folder(Context) {
+ SetInsertPoint(TheBB);
+ }
+
+ IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP, const T& F)
+ : Context(TheBB->getContext()), Folder(F) {
+ SetInsertPoint(TheBB, IP);
+ }
+
+ IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP)
+ : Context(TheBB->getContext()), Folder(Context) {
SetInsertPoint(TheBB, IP);
}
+ /// getFolder - Get the constant folder being used.
+ const T& getFolder() { return Folder; }
+
+ /// isNamePreserving - Return true if this builder is configured to actually
+ /// add the requested names to IR created through it.
+ bool isNamePreserving() const { return preserveNames; }
+
//===--------------------------------------------------------------------===//
// Builder configuration methods
//===--------------------------------------------------------------------===//
void ClearInsertionPoint() {
BB = 0;
}
-
+
BasicBlock *GetInsertBlock() const { return BB; }
-
+
+ BasicBlock::iterator GetInsertPoint() const { return InsertPt; }
+
/// SetInsertPoint - This specifies that created instructions should be
/// appended to the end of the specified block.
void SetInsertPoint(BasicBlock *TheBB) {
BB = TheBB;
InsertPt = BB->end();
}
-
+
/// SetInsertPoint - This specifies that created instructions should be
/// inserted at the specified point.
void SetInsertPoint(BasicBlock *TheBB, BasicBlock::iterator IP) {
BB = TheBB;
InsertPt = IP;
}
-
+
/// Insert - Insert and return the specified instruction.
template<typename InstTy>
InstTy *Insert(InstTy *I, const char *Name = "") const {
InsertHelper(I, Name);
return I;
}
-
+
/// InsertHelper - Insert the specified instruction at the specified insertion
/// point. This is split out of Insert so that it isn't duplicated for every
/// template instantiation.
if (preserveNames && Name[0])
I->setName(Name);
}
-
+
//===--------------------------------------------------------------------===//
// Instruction creation methods: Terminators
//===--------------------------------------------------------------------===//
return Insert(ReturnInst::Create());
}
- /// @verbatim
- /// CreateRet - Create a 'ret <val>' instruction.
+ /// @verbatim
+ /// CreateRet - Create a 'ret <val>' instruction.
/// @endverbatim
ReturnInst *CreateRet(Value *V) {
return Insert(ReturnInst::Create(V));
///
ReturnInst *CreateAggregateRet(Value * const* retVals, unsigned N) {
const Type *RetType = BB->getParent()->getReturnType();
- Value *V = UndefValue::get(RetType);
+ Value *V = Context.getUndef(RetType);
for (unsigned i = 0; i != N; ++i)
V = CreateInsertValue(V, retVals[i], i, "mrv");
return Insert(ReturnInst::Create(V));
}
-
+
/// CreateBr - Create an unconditional 'br label X' instruction.
BranchInst *CreateBr(BasicBlock *Dest) {
return Insert(BranchInst::Create(Dest));
BranchInst *CreateCondBr(Value *Cond, BasicBlock *True, BasicBlock *False) {
return Insert(BranchInst::Create(True, False, Cond));
}
-
+
/// CreateSwitch - Create a switch instruction with the specified value,
/// default dest, and with a hint for the number of cases that will be added
/// (for efficient allocation).
SwitchInst *CreateSwitch(Value *V, BasicBlock *Dest, unsigned NumCases = 10) {
return Insert(SwitchInst::Create(V, Dest, NumCases));
}
-
+
/// CreateInvoke - Create an invoke instruction.
template<typename InputIterator>
- InvokeInst *CreateInvoke(Value *Callee, BasicBlock *NormalDest,
- BasicBlock *UnwindDest, InputIterator ArgBegin,
+ InvokeInst *CreateInvoke(Value *Callee, BasicBlock *NormalDest,
+ BasicBlock *UnwindDest, InputIterator ArgBegin,
InputIterator ArgEnd, const char *Name = "") {
return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest,
ArgBegin, ArgEnd), Name);
}
-
+
UnwindInst *CreateUnwind() {
return Insert(new UnwindInst());
}
UnreachableInst *CreateUnreachable() {
return Insert(new UnreachableInst());
}
-
+
//===--------------------------------------------------------------------===//
// Instruction creation methods: Binary Operators
//===--------------------------------------------------------------------===//
Value *CreateAdd(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getAdd(LC, RC);
+ return Folder.CreateAdd(LC, RC);
return Insert(BinaryOperator::CreateAdd(LHS, RHS), Name);
}
+ Value *CreateFAdd(Value *LHS, Value *RHS, const char *Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateFAdd(LC, RC);
+ return Insert(BinaryOperator::CreateFAdd(LHS, RHS), Name);
+ }
Value *CreateSub(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getSub(LC, RC);
+ return Folder.CreateSub(LC, RC);
return Insert(BinaryOperator::CreateSub(LHS, RHS), Name);
}
+ Value *CreateFSub(Value *LHS, Value *RHS, const char *Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateFSub(LC, RC);
+ return Insert(BinaryOperator::CreateFSub(LHS, RHS), Name);
+ }
Value *CreateMul(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getMul(LC, RC);
+ return Folder.CreateMul(LC, RC);
return Insert(BinaryOperator::CreateMul(LHS, RHS), Name);
}
+ Value *CreateFMul(Value *LHS, Value *RHS, const char *Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateFMul(LC, RC);
+ return Insert(BinaryOperator::CreateFMul(LHS, RHS), Name);
+ }
Value *CreateUDiv(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getUDiv(LC, RC);
+ return Folder.CreateUDiv(LC, RC);
return Insert(BinaryOperator::CreateUDiv(LHS, RHS), Name);
}
Value *CreateSDiv(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getSDiv(LC, RC);
+ return Folder.CreateSDiv(LC, RC);
return Insert(BinaryOperator::CreateSDiv(LHS, RHS), Name);
}
Value *CreateFDiv(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getFDiv(LC, RC);
+ return Folder.CreateFDiv(LC, RC);
return Insert(BinaryOperator::CreateFDiv(LHS, RHS), Name);
}
Value *CreateURem(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getURem(LC, RC);
+ return Folder.CreateURem(LC, RC);
return Insert(BinaryOperator::CreateURem(LHS, RHS), Name);
}
Value *CreateSRem(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getSRem(LC, RC);
+ return Folder.CreateSRem(LC, RC);
return Insert(BinaryOperator::CreateSRem(LHS, RHS), Name);
}
Value *CreateFRem(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getFRem(LC, RC);
+ return Folder.CreateFRem(LC, RC);
return Insert(BinaryOperator::CreateFRem(LHS, RHS), Name);
}
Value *CreateShl(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getShl(LC, RC);
+ return Folder.CreateShl(LC, RC);
return Insert(BinaryOperator::CreateShl(LHS, RHS), Name);
}
Value *CreateLShr(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getLShr(LC, RC);
+ return Folder.CreateLShr(LC, RC);
return Insert(BinaryOperator::CreateLShr(LHS, RHS), Name);
}
Value *CreateAShr(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getAShr(LC, RC);
+ return Folder.CreateAShr(LC, RC);
return Insert(BinaryOperator::CreateAShr(LHS, RHS), Name);
}
Value *CreateAnd(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getAnd(LC, RC);
+ return Folder.CreateAnd(LC, RC);
return Insert(BinaryOperator::CreateAnd(LHS, RHS), Name);
}
Value *CreateOr(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getOr(LC, RC);
+ return Folder.CreateOr(LC, RC);
return Insert(BinaryOperator::CreateOr(LHS, RHS), Name);
}
Value *CreateXor(Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getXor(LC, RC);
+ return Folder.CreateXor(LC, RC);
return Insert(BinaryOperator::CreateXor(LHS, RHS), Name);
}
Value *LHS, Value *RHS, const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::get(Opc, LC, RC);
+ return Folder.CreateBinOp(Opc, LC, RC);
return Insert(BinaryOperator::Create(Opc, LHS, RHS), Name);
}
-
+
Value *CreateNeg(Value *V, const char *Name = "") {
if (Constant *VC = dyn_cast<Constant>(V))
- return ConstantExpr::getNeg(VC);
- return Insert(BinaryOperator::CreateNeg(V), Name);
+ return Folder.CreateNeg(VC);
+ return Insert(BinaryOperator::CreateNeg(Context, V), Name);
+ }
+ Value *CreateFNeg(Value *V, const char *Name = "") {
+ if (Constant *VC = dyn_cast<Constant>(V))
+ return Folder.CreateFNeg(VC);
+ return Insert(BinaryOperator::CreateFNeg(Context, V), Name);
}
Value *CreateNot(Value *V, const char *Name = "") {
if (Constant *VC = dyn_cast<Constant>(V))
- return ConstantExpr::getNot(VC);
- return Insert(BinaryOperator::CreateNot(V), Name);
+ return Folder.CreateNot(VC);
+ return Insert(BinaryOperator::CreateNot(Context, V), Name);
}
-
+
//===--------------------------------------------------------------------===//
// Instruction creation methods: Memory Instructions
//===--------------------------------------------------------------------===//
-
+
MallocInst *CreateMalloc(const Type *Ty, Value *ArraySize = 0,
const char *Name = "") {
return Insert(new MallocInst(Ty, ArraySize), Name);
FreeInst *CreateFree(Value *Ptr) {
return Insert(new FreeInst(Ptr));
}
- LoadInst *CreateLoad(Value *Ptr, const char *Name = 0) {
- return Insert(new LoadInst(Ptr, Name));
+ LoadInst *CreateLoad(Value *Ptr, const char *Name = "") {
+ return Insert(new LoadInst(Ptr), Name);
}
- LoadInst *CreateLoad(Value *Ptr, bool isVolatile, const char *Name = 0) {
- return Insert(new LoadInst(Ptr, Name, isVolatile));
+ LoadInst *CreateLoad(Value *Ptr, bool isVolatile, const char *Name = "") {
+ return Insert(new LoadInst(Ptr, 0, isVolatile), Name);
}
StoreInst *CreateStore(Value *Val, Value *Ptr, bool isVolatile = false) {
return Insert(new StoreInst(Val, Ptr, isVolatile));
}
template<typename InputIterator>
- Value *CreateGEP(Value *Ptr, InputIterator IdxBegin,
- InputIterator IdxEnd, const char *Name = "") {
-
+ Value *CreateGEP(Value *Ptr, InputIterator IdxBegin, InputIterator IdxEnd,
+ const char *Name = "") {
if (Constant *PC = dyn_cast<Constant>(Ptr)) {
// Every index must be constant.
InputIterator i;
break;
}
if (i == IdxEnd)
- return ConstantExpr::getGetElementPtr(PC, &IdxBegin[0],
- IdxEnd - IdxBegin);
- }
- return(Insert(GetElementPtrInst::Create(Ptr, IdxBegin, IdxEnd), Name));
+ return Folder.CreateGetElementPtr(PC, &IdxBegin[0], IdxEnd - IdxBegin);
+ }
+ return Insert(GetElementPtrInst::Create(Ptr, IdxBegin, IdxEnd), Name);
}
Value *CreateGEP(Value *Ptr, Value *Idx, const char *Name = "") {
if (Constant *PC = dyn_cast<Constant>(Ptr))
if (Constant *IC = dyn_cast<Constant>(Idx))
- return ConstantExpr::getGetElementPtr(PC, &IC, 1);
+ return Folder.CreateGetElementPtr(PC, &IC, 1);
return Insert(GetElementPtrInst::Create(Ptr, Idx), Name);
}
- Value *CreateStructGEP(Value *Ptr, unsigned Idx, const char *Name = "") {
- llvm::Value *Idxs[] = {
- ConstantInt::get(llvm::Type::Int32Ty, 0),
- ConstantInt::get(llvm::Type::Int32Ty, Idx)
+ Value *CreateConstGEP1_32(Value *Ptr, unsigned Idx0, const char *Name = "") {
+ Value *Idx = Context.getConstantInt(Type::Int32Ty, Idx0);
+
+ if (Constant *PC = dyn_cast<Constant>(Ptr))
+ return Folder.CreateGetElementPtr(PC, &Idx, 1);
+
+ return Insert(GetElementPtrInst::Create(Ptr, &Idx, &Idx+1), Name);
+ }
+ Value *CreateConstGEP2_32(Value *Ptr, unsigned Idx0, unsigned Idx1,
+ const char *Name = "") {
+ Value *Idxs[] = {
+ Context.getConstantInt(Type::Int32Ty, Idx0),
+ Context.getConstantInt(Type::Int32Ty, Idx1)
+ };
+
+ if (Constant *PC = dyn_cast<Constant>(Ptr))
+ return Folder.CreateGetElementPtr(PC, Idxs, 2);
+
+ return Insert(GetElementPtrInst::Create(Ptr, Idxs, Idxs+2), Name);
+ }
+ Value *CreateConstGEP1_64(Value *Ptr, uint64_t Idx0, const char *Name = "") {
+ Value *Idx = Context.getConstantInt(Type::Int64Ty, Idx0);
+
+ if (Constant *PC = dyn_cast<Constant>(Ptr))
+ return Folder.CreateGetElementPtr(PC, &Idx, 1);
+
+ return Insert(GetElementPtrInst::Create(Ptr, &Idx, &Idx+1), Name);
+ }
+ Value *CreateConstGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1,
+ const char *Name = "") {
+ Value *Idxs[] = {
+ Context.getConstantInt(Type::Int64Ty, Idx0),
+ Context.getConstantInt(Type::Int64Ty, Idx1)
};
-
+
if (Constant *PC = dyn_cast<Constant>(Ptr))
- return ConstantExpr::getGetElementPtr(PC, Idxs, 2);
-
- return Insert(GetElementPtrInst::Create(Ptr, Idxs, Idxs+2), Name);
+ return Folder.CreateGetElementPtr(PC, Idxs, 2);
+
+ return Insert(GetElementPtrInst::Create(Ptr, Idxs, Idxs+2), Name);
+ }
+ Value *CreateStructGEP(Value *Ptr, unsigned Idx, const char *Name = "") {
+ return CreateConstGEP2_32(Ptr, 0, Idx, Name);
}
Value *CreateGlobalString(const char *Str = "", const char *Name = "") {
- Constant *StrConstant = ConstantArray::get(Str, true);
- GlobalVariable *gv = new llvm::GlobalVariable(StrConstant->getType(),
- true,
- GlobalValue::InternalLinkage,
- StrConstant,
- "",
- BB->getParent()->getParent(),
- false);
+ Constant *StrConstant = Context.getConstantArray(Str, true);
+ Module &M = *BB->getParent()->getParent();
+ GlobalVariable *gv = new GlobalVariable(M,
+ StrConstant->getType(),
+ true,
+ GlobalValue::InternalLinkage,
+ StrConstant,
+ "",
+ 0,
+ false);
gv->setName(Name);
return gv;
}
Value *CreateGlobalStringPtr(const char *Str = "", const char *Name = "") {
Value *gv = CreateGlobalString(Str, Name);
- Value *zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0);
+ Value *zero = Context.getConstantInt(Type::Int32Ty, 0);
Value *Args[] = { zero, zero };
- return CreateGEP(gv, Args, Args+2, Name);
+ return CreateGEP(gv, Args, Args+2, Name);
}
//===--------------------------------------------------------------------===//
// Instruction creation methods: Cast/Conversion Operators
//===--------------------------------------------------------------------===//
-
+
Value *CreateTrunc(Value *V, const Type *DestTy, const char *Name = "") {
return CreateCast(Instruction::Trunc, V, DestTy, Name);
}
}
Value *CreateCast(Instruction::CastOps Op, Value *V, const Type *DestTy,
- const char *Name = "") {
+ const char *Name = "") {
if (V->getType() == DestTy)
return V;
if (Constant *VC = dyn_cast<Constant>(V))
- return ConstantExpr::getCast(Op, VC, DestTy);
+ return Folder.CreateCast(Op, VC, DestTy);
return Insert(CastInst::Create(Op, V, DestTy), Name);
}
Value *CreateIntCast(Value *V, const Type *DestTy, bool isSigned,
- const char *Name = "") {
+ const char *Name = "") {
if (V->getType() == DestTy)
return V;
if (Constant *VC = dyn_cast<Constant>(V))
- return ConstantExpr::getIntegerCast(VC, DestTy, isSigned);
+ return Folder.CreateIntCast(VC, DestTy, isSigned);
return Insert(CastInst::CreateIntegerCast(V, DestTy, isSigned), Name);
}
//===--------------------------------------------------------------------===//
// Instruction creation methods: Compare Instructions
//===--------------------------------------------------------------------===//
-
+
Value *CreateICmpEQ(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_EQ, LHS, RHS, Name);
}
Value *CreateICmpSLE(Value *LHS, Value *RHS, const char *Name = "") {
return CreateICmp(ICmpInst::ICMP_SLE, LHS, RHS, Name);
}
-
+
Value *CreateFCmpOEQ(Value *LHS, Value *RHS, const char *Name = "") {
return CreateFCmp(FCmpInst::FCMP_OEQ, LHS, RHS, Name);
}
return CreateFCmp(FCmpInst::FCMP_UNE, LHS, RHS, Name);
}
- Value *CreateICmp(CmpInst::Predicate P, Value *LHS, Value *RHS,
+ Value *CreateICmp(CmpInst::Predicate P, Value *LHS, Value *RHS,
const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getCompare(P, LC, RC);
- return Insert(new ICmpInst(P, LHS, RHS), Name);
+ return Folder.CreateICmp(P, LC, RC);
+ return Insert(new ICmpInst(Context, P, LHS, RHS), Name);
}
- Value *CreateFCmp(CmpInst::Predicate P, Value *LHS, Value *RHS,
+ Value *CreateFCmp(CmpInst::Predicate P, Value *LHS, Value *RHS,
const char *Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getCompare(P, LC, RC);
- return Insert(new FCmpInst(P, LHS, RHS), Name);
- }
-
- Value *CreateVICmp(CmpInst::Predicate P, Value *LHS, Value *RHS,
- const char *Name = "") {
- if (Constant *LC = dyn_cast<Constant>(LHS))
- if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getCompare(P, LC, RC);
- return Insert(new VICmpInst(P, LHS, RHS), Name);
- }
- Value *CreateVFCmp(CmpInst::Predicate P, Value *LHS, Value *RHS,
- const char *Name = "") {
- if (Constant *LC = dyn_cast<Constant>(LHS))
- if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getCompare(P, LC, RC);
- return Insert(new VFCmpInst(P, LHS, RHS), Name);
+ return Folder.CreateFCmp(P, LC, RC);
+ return Insert(new FCmpInst(Context, P, LHS, RHS), Name);
}
//===--------------------------------------------------------------------===//
Value *Args[] = { Arg1, Arg2, Arg3, Arg4 };
return Insert(CallInst::Create(Callee, Args, Args+4), Name);
}
-
+
template<typename InputIterator>
- CallInst *CreateCall(Value *Callee, InputIterator ArgBegin,
+ CallInst *CreateCall(Value *Callee, InputIterator ArgBegin,
InputIterator ArgEnd, const char *Name = "") {
return Insert(CallInst::Create(Callee, ArgBegin, ArgEnd), Name);
}
if (Constant *CC = dyn_cast<Constant>(C))
if (Constant *TC = dyn_cast<Constant>(True))
if (Constant *FC = dyn_cast<Constant>(False))
- return ConstantExpr::getSelect(CC, TC, FC);
+ return Folder.CreateSelect(CC, TC, FC);
return Insert(SelectInst::Create(C, True, False), Name);
}
}
Value *CreateExtractElement(Value *Vec, Value *Idx,
- const char *Name = "") {
+ const char *Name = "") {
if (Constant *VC = dyn_cast<Constant>(Vec))
if (Constant *IC = dyn_cast<Constant>(Idx))
- return ConstantExpr::getExtractElement(VC, IC);
+ return Folder.CreateExtractElement(VC, IC);
return Insert(new ExtractElementInst(Vec, Idx), Name);
}
if (Constant *VC = dyn_cast<Constant>(Vec))
if (Constant *NC = dyn_cast<Constant>(NewElt))
if (Constant *IC = dyn_cast<Constant>(Idx))
- return ConstantExpr::getInsertElement(VC, NC, IC);
+ return Folder.CreateInsertElement(VC, NC, IC);
return Insert(InsertElementInst::Create(Vec, NewElt, Idx), Name);
}
Value *CreateShuffleVector(Value *V1, Value *V2, Value *Mask,
- const char *Name = "") {
+ const char *Name = "") {
if (Constant *V1C = dyn_cast<Constant>(V1))
if (Constant *V2C = dyn_cast<Constant>(V2))
if (Constant *MC = dyn_cast<Constant>(Mask))
- return ConstantExpr::getShuffleVector(V1C, V2C, MC);
+ return Folder.CreateShuffleVector(V1C, V2C, MC);
return Insert(new ShuffleVectorInst(V1, V2, Mask), Name);
}
Value *CreateExtractValue(Value *Agg, unsigned Idx,
const char *Name = "") {
if (Constant *AggC = dyn_cast<Constant>(Agg))
- return ConstantExpr::getExtractValue(AggC, &Idx, 1);
+ return Folder.CreateExtractValue(AggC, &Idx, 1);
return Insert(ExtractValueInst::Create(Agg, Idx), Name);
}
InputIterator IdxEnd,
const char *Name = "") {
if (Constant *AggC = dyn_cast<Constant>(Agg))
- return ConstantExpr::getExtractValue(AggC, IdxBegin, IdxEnd - IdxBegin);
+ return Folder.CreateExtractValue(AggC, IdxBegin, IdxEnd - IdxBegin);
return Insert(ExtractValueInst::Create(Agg, IdxBegin, IdxEnd), Name);
}
const char *Name = "") {
if (Constant *AggC = dyn_cast<Constant>(Agg))
if (Constant *ValC = dyn_cast<Constant>(Val))
- return ConstantExpr::getInsertValue(AggC, ValC, &Idx, 1);
+ return Folder.CreateInsertValue(AggC, ValC, &Idx, 1);
return Insert(InsertValueInst::Create(Agg, Val, Idx), Name);
}
const char *Name = "") {
if (Constant *AggC = dyn_cast<Constant>(Agg))
if (Constant *ValC = dyn_cast<Constant>(Val))
- return ConstantExpr::getInsertValue(AggC, ValC,
+ return Folder.CreateInsertValue(AggC, ValC,
IdxBegin, IdxEnd - IdxBegin);
return Insert(InsertValueInst::Create(Agg, Val, IdxBegin, IdxEnd), Name);
}
+
+ //===--------------------------------------------------------------------===//
+ // Utility creation methods
+ //===--------------------------------------------------------------------===//
+
+ /// CreateIsNull - Return an i1 value testing if \arg Arg is null.
+ Value *CreateIsNull(Value *Arg, const char *Name = "") {
+ return CreateICmpEQ(Arg, Context.getNullValue(Arg->getType()),
+ Name);
+ }
+
+ /// CreateIsNotNull - Return an i1 value testing if \arg Arg is not null.
+ Value *CreateIsNotNull(Value *Arg, const char *Name = "") {
+ return CreateICmpNE(Arg, Context.getNullValue(Arg->getType()),
+ Name);
+ }
+
+ /// CreatePtrDiff - Return the i64 difference between two pointer values,
+ /// dividing out the size of the pointed-to objects. This is intended to
+ /// implement C-style pointer subtraction.
+ Value *CreatePtrDiff(Value *LHS, Value *RHS, const char *Name = "") {
+ assert(LHS->getType() == RHS->getType() &&
+ "Pointer subtraction operand types must match!");
+ const PointerType *ArgType = cast<PointerType>(LHS->getType());
+ Value *LHS_int = CreatePtrToInt(LHS, Type::Int64Ty);
+ Value *RHS_int = CreatePtrToInt(RHS, Type::Int64Ty);
+ Value *Difference = CreateSub(LHS_int, RHS_int);
+ return CreateSDiv(Difference,
+ Context.getConstantExprSizeOf(ArgType->getElementType()),
+ Name);
+ }
};
-
+
}
#endif