#ifndef LLVM_SUPPORT_IRBUILDER_H
#define LLVM_SUPPORT_IRBUILDER_H
-#include "llvm/BasicBlock.h"
#include "llvm/Instructions.h"
-#include "llvm/Constants.h"
-#include "llvm/GlobalVariable.h"
-#include "llvm/Function.h"
+#include "llvm/BasicBlock.h"
+#include "llvm/ADT/Twine.h"
+#include "llvm/Support/ConstantFolder.h"
namespace llvm {
+ class MDNode;
-/// IRBuilder - This provides a uniform API for creating instructions and
-/// 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
-/// instructions. For example, it cannot be used to create instructions with
-/// arbitrary names (specifically, names with nul characters in them) - It only
-/// 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.
-class IRBuilder {
+/// IRBuilderDefaultInserter - This provides the default implementation of the
+/// IRBuilder 'InsertHelper' method that is called whenever an instruction is
+/// created by IRBuilder and needs to be inserted. By default, this inserts the
+/// instruction at the insertion point.
+template <bool preserveNames = true>
+class IRBuilderDefaultInserter {
+protected:
+ void InsertHelper(Instruction *I, const Twine &Name,
+ BasicBlock *BB, BasicBlock::iterator InsertPt) const {
+ if (BB) BB->getInstList().insert(InsertPt, I);
+ if (preserveNames)
+ I->setName(Name);
+ }
+};
+
+/// IRBuilderBase - Common base class shared among various IRBuilders.
+class IRBuilderBase {
+ DebugLoc CurDbgLocation;
+protected:
BasicBlock *BB;
BasicBlock::iterator InsertPt;
+ LLVMContext &Context;
public:
- IRBuilder() { ClearInsertionPoint(); }
- explicit IRBuilder(BasicBlock *TheBB) { SetInsertPoint(TheBB); }
- IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP) {
- SetInsertPoint(TheBB, IP);
+
+ IRBuilderBase(LLVMContext &context)
+ : Context(context) {
+ ClearInsertionPoint();
}
-
+
//===--------------------------------------------------------------------===//
// Builder configuration methods
//===--------------------------------------------------------------------===//
-
+
/// ClearInsertionPoint - Clear the insertion point: created instructions will
/// not be inserted into a block.
void ClearInsertionPoint() {
}
BasicBlock *GetInsertBlock() const { return BB; }
+ BasicBlock::iterator GetInsertPoint() const { return InsertPt; }
+ LLVMContext &getContext() const { return Context; }
/// SetInsertPoint - This specifies that created instructions should be
/// appended to the end of the specified block.
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;
+ /// SetCurrentDebugLocation - Set location information used by debugging
+ /// information.
+ void SetCurrentDebugLocation(const DebugLoc &L) {
+ CurDbgLocation = L;
}
- /// 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.
- void InsertHelper(Instruction *I, const char *Name) const {
- if (BB) BB->getInstList().insert(InsertPt, I);
- if (Name[0])
- I->setName(Name);
+ /// getCurrentDebugLocation - Get location information used by debugging
+ /// information.
+ const DebugLoc &getCurrentDebugLocation() const { return CurDbgLocation; }
+
+ /// SetInstDebugLocation - If this builder has a current debug location, set
+ /// it on the specified instruction.
+ void SetInstDebugLocation(Instruction *I) const {
+ if (!CurDbgLocation.isUnknown())
+ I->setDebugLoc(CurDbgLocation);
}
+
+ //===--------------------------------------------------------------------===//
+ // Miscellaneous creation methods.
+ //===--------------------------------------------------------------------===//
+
+ /// CreateGlobalString - Make a new global variable with an initializer that
+ /// has array of i8 type filled in with the nul terminated string value
+ /// specified. If Name is specified, it is the name of the global variable
+ /// created.
+ Value *CreateGlobalString(const char *Str = "", const Twine &Name = "");
+ //===--------------------------------------------------------------------===//
+ // Type creation methods
+ //===--------------------------------------------------------------------===//
+
+ /// getInt1Ty - Fetch the type representing a single bit
+ const Type *getInt1Ty() {
+ return Type::getInt1Ty(Context);
+ }
+
+ /// getInt8Ty - Fetch the type representing an 8-bit integer.
+ const Type *getInt8Ty() {
+ return Type::getInt8Ty(Context);
+ }
+
+ /// getInt16Ty - Fetch the type representing a 16-bit integer.
+ const Type *getInt16Ty() {
+ return Type::getInt16Ty(Context);
+ }
+
+ /// getInt32Ty - Fetch the type resepresenting a 32-bit integer.
+ const Type *getInt32Ty() {
+ return Type::getInt32Ty(Context);
+ }
+
+ /// getInt64Ty - Fetch the type representing a 64-bit integer.
+ const Type *getInt64Ty() {
+ return Type::getInt64Ty(Context);
+ }
+
+ /// getFloatTy - Fetch the type representing a 32-bit floating point value.
+ const Type *getFloatTy() {
+ return Type::getFloatTy(Context);
+ }
+
+ /// getDoubleTy - Fetch the type representing a 64-bit floating point value.
+ const Type *getDoubleTy() {
+ return Type::getDoubleTy(Context);
+ }
+
+ /// getVoidTy - Fetch the type representing void.
+ const Type *getVoidTy() {
+ return Type::getVoidTy(Context);
+ }
+
+ const Type *getInt8PtrTy() {
+ return Type::getInt8PtrTy(Context);
+ }
+
+ /// getCurrentFunctionReturnType - Get the return type of the current function
+ /// that we're emitting into.
+ const Type *getCurrentFunctionReturnType() const;
+};
+
+/// IRBuilder - This provides a uniform API for creating instructions and
+/// 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
+/// instructions. For access to extra instruction properties, use the mutators
+/// (e.g. setVolatile) on the instructions after they have been created.
+/// 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. The fourth template argument allows clients to
+/// specify custom insertion hooks that are called on every newly created
+/// insertion.
+template<bool preserveNames = true, typename T = ConstantFolder,
+ typename Inserter = IRBuilderDefaultInserter<preserveNames> >
+class IRBuilder : public IRBuilderBase, public Inserter {
+ T Folder;
+public:
+ IRBuilder(LLVMContext &C, const T &F, const Inserter &I = Inserter())
+ : IRBuilderBase(C), Inserter(I), Folder(F) {
+ }
+
+ explicit IRBuilder(LLVMContext &C) : IRBuilderBase(C), Folder(C) {
+ }
+
+ explicit IRBuilder(BasicBlock *TheBB, const T &F)
+ : IRBuilderBase(TheBB->getContext()), Folder(F) {
+ SetInsertPoint(TheBB);
+ }
+
+ explicit IRBuilder(BasicBlock *TheBB)
+ : IRBuilderBase(TheBB->getContext()), Folder(Context) {
+ SetInsertPoint(TheBB);
+ }
+
+ IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP, const T& F)
+ : IRBuilderBase(TheBB->getContext()), Folder(F) {
+ SetInsertPoint(TheBB, IP);
+ }
+
+ IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP)
+ : IRBuilderBase(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; }
+
+ /// Insert - Insert and return the specified instruction.
+ template<typename InstTy>
+ InstTy *Insert(InstTy *I, const Twine &Name = "") const {
+ this->InsertHelper(I, Name, BB, InsertPt);
+ if (!getCurrentDebugLocation().isUnknown())
+ this->SetInstDebugLocation(I);
+ return I;
+ }
+
//===--------------------------------------------------------------------===//
// Instruction creation methods: Terminators
//===--------------------------------------------------------------------===//
/// CreateRetVoid - Create a 'ret void' instruction.
ReturnInst *CreateRetVoid() {
- return Insert(ReturnInst::Create());
+ return Insert(ReturnInst::Create(Context));
}
- /// @verbatim
- /// CreateRet - Create a 'ret <val>' instruction.
+ /// @verbatim
+ /// CreateRet - Create a 'ret <val>' instruction.
/// @endverbatim
ReturnInst *CreateRet(Value *V) {
- return Insert(ReturnInst::Create(V));
+ return Insert(ReturnInst::Create(Context, V));
}
-
- ReturnInst *CreateRet(Value * const* retVals, unsigned N) {
- const Type *RetType = BB->getParent()->getReturnType();
- if (N == 0 && RetType == Type::VoidTy)
- return CreateRetVoid();
- if (N == 1 && retVals[0]->getType() == RetType)
- return Insert(ReturnInst::Create(retVals[0]));
- Value *V = UndefValue::get(RetType);
+
+ /// CreateAggregateRet - Create a sequence of N insertvalue instructions,
+ /// with one Value from the retVals array each, that build a aggregate
+ /// return value one value at a time, and a ret instruction to return
+ /// the resulting aggregate value. This is a convenience function for
+ /// code that uses aggregate return values as a vehicle for having
+ /// multiple return values.
+ ///
+ ReturnInst *CreateAggregateRet(Value *const *retVals, unsigned N) {
+ Value *V = UndefValue::get(getCurrentFunctionReturnType());
for (unsigned i = 0; i != N; ++i)
V = CreateInsertValue(V, retVals[i], i, "mrv");
- return Insert(ReturnInst::Create(V));
+ return Insert(ReturnInst::Create(Context, 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));
}
-
+
+ /// CreateIndirectBr - Create an indirect branch instruction with the
+ /// specified address operand, with an optional hint for the number of
+ /// destinations that will be added (for efficient allocation).
+ IndirectBrInst *CreateIndirectBr(Value *Addr, unsigned NumDests = 10) {
+ return Insert(IndirectBrInst::Create(Addr, NumDests));
+ }
+
+ InvokeInst *CreateInvoke(Value *Callee, BasicBlock *NormalDest,
+ BasicBlock *UnwindDest, const Twine &Name = "") {
+ Value *Args[] = { 0 };
+ return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest, Args,
+ Args), Name);
+ }
+ InvokeInst *CreateInvoke(Value *Callee, BasicBlock *NormalDest,
+ BasicBlock *UnwindDest, Value *Arg1,
+ const Twine &Name = "") {
+ Value *Args[] = { Arg1 };
+ return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest, Args,
+ Args+1), Name);
+ }
+ InvokeInst *CreateInvoke3(Value *Callee, BasicBlock *NormalDest,
+ BasicBlock *UnwindDest, Value *Arg1,
+ Value *Arg2, Value *Arg3,
+ const Twine &Name = "") {
+ Value *Args[] = { Arg1, Arg2, Arg3 };
+ return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest, Args,
+ Args+3), Name);
+ }
/// CreateInvoke - Create an invoke instruction.
template<typename InputIterator>
- InvokeInst *CreateInvoke(Value *Callee, BasicBlock *NormalDest,
- BasicBlock *UnwindDest, InputIterator ArgBegin,
- InputIterator ArgEnd, const char *Name = "") {
+ InvokeInst *CreateInvoke(Value *Callee, BasicBlock *NormalDest,
+ BasicBlock *UnwindDest, InputIterator ArgBegin,
+ InputIterator ArgEnd, const Twine &Name = "") {
return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest,
ArgBegin, ArgEnd), Name);
}
-
+
UnwindInst *CreateUnwind() {
- return Insert(new UnwindInst());
+ return Insert(new UnwindInst(Context));
}
UnreachableInst *CreateUnreachable() {
- return Insert(new UnreachableInst());
+ return Insert(new UnreachableInst(Context));
}
-
+
//===--------------------------------------------------------------------===//
// Instruction creation methods: Binary Operators
//===--------------------------------------------------------------------===//
- Value *CreateAdd(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateAdd(Value *LHS, Value *RHS, const Twine &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 *CreateSub(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateNSWAdd(Value *LHS, Value *RHS, const Twine &Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateNSWAdd(LC, RC);
+ return Insert(BinaryOperator::CreateNSWAdd(LHS, RHS), Name);
+ }
+ Value *CreateNUWAdd(Value *LHS, Value *RHS, const Twine &Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateNUWAdd(LC, RC);
+ return Insert(BinaryOperator::CreateNUWAdd(LHS, RHS), Name);
+ }
+ Value *CreateFAdd(Value *LHS, Value *RHS, const Twine &Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getSub(LC, RC);
+ return Folder.CreateFAdd(LC, RC);
+ return Insert(BinaryOperator::CreateFAdd(LHS, RHS), Name);
+ }
+ Value *CreateSub(Value *LHS, Value *RHS, const Twine &Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateSub(LC, RC);
return Insert(BinaryOperator::CreateSub(LHS, RHS), Name);
}
- Value *CreateMul(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateNSWSub(Value *LHS, Value *RHS, const Twine &Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateNSWSub(LC, RC);
+ return Insert(BinaryOperator::CreateNSWSub(LHS, RHS), Name);
+ }
+ Value *CreateNUWSub(Value *LHS, Value *RHS, const Twine &Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateNUWSub(LC, RC);
+ return Insert(BinaryOperator::CreateNUWSub(LHS, RHS), Name);
+ }
+ Value *CreateFSub(Value *LHS, Value *RHS, const Twine &Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getMul(LC, RC);
+ return Folder.CreateFSub(LC, RC);
+ return Insert(BinaryOperator::CreateFSub(LHS, RHS), Name);
+ }
+ Value *CreateMul(Value *LHS, Value *RHS, const Twine &Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateMul(LC, RC);
return Insert(BinaryOperator::CreateMul(LHS, RHS), Name);
}
- Value *CreateUDiv(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateNSWMul(Value *LHS, Value *RHS, const Twine &Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateNSWMul(LC, RC);
+ return Insert(BinaryOperator::CreateNSWMul(LHS, RHS), Name);
+ }
+ Value *CreateNUWMul(Value *LHS, Value *RHS, const Twine &Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getUDiv(LC, RC);
+ return Folder.CreateNUWMul(LC, RC);
+ return Insert(BinaryOperator::CreateNUWMul(LHS, RHS), Name);
+ }
+ Value *CreateFMul(Value *LHS, Value *RHS, const Twine &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 Twine &Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateUDiv(LC, RC);
return Insert(BinaryOperator::CreateUDiv(LHS, RHS), Name);
}
- Value *CreateSDiv(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateSDiv(Value *LHS, Value *RHS, const Twine &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 = "") {
+ Value *CreateExactSDiv(Value *LHS, Value *RHS, const Twine &Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getFDiv(LC, RC);
+ return Folder.CreateExactSDiv(LC, RC);
+ return Insert(BinaryOperator::CreateExactSDiv(LHS, RHS), Name);
+ }
+ Value *CreateFDiv(Value *LHS, Value *RHS, const Twine &Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateFDiv(LC, RC);
return Insert(BinaryOperator::CreateFDiv(LHS, RHS), Name);
}
- Value *CreateURem(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateURem(Value *LHS, Value *RHS, const Twine &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 = "") {
+ Value *CreateSRem(Value *LHS, Value *RHS, const Twine &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 = "") {
+ Value *CreateFRem(Value *LHS, Value *RHS, const Twine &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 = "") {
+
+ Value *CreateShl(Value *LHS, Value *RHS, const Twine &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 = "") {
+ Value *CreateShl(Value *LHS, const APInt &RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateShl(LC, RHSC);
+ return Insert(BinaryOperator::CreateShl(LHS, RHSC), Name);
+ }
+ Value *CreateShl(Value *LHS, uint64_t RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateShl(LC, RHSC);
+ return Insert(BinaryOperator::CreateShl(LHS, RHSC), Name);
+ }
+
+ Value *CreateLShr(Value *LHS, Value *RHS, const Twine &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 = "") {
+ Value *CreateLShr(Value *LHS, const APInt &RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateLShr(LC, RHSC);
+ return Insert(BinaryOperator::CreateLShr(LHS, RHSC), Name);
+ }
+ Value *CreateLShr(Value *LHS, uint64_t RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateLShr(LC, RHSC);
+ return Insert(BinaryOperator::CreateLShr(LHS, RHSC), Name);
+ }
+
+ Value *CreateAShr(Value *LHS, Value *RHS, const Twine &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 = "") {
+ Value *CreateAShr(Value *LHS, const APInt &RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
if (Constant *LC = dyn_cast<Constant>(LHS))
- if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getAnd(LC, RC);
+ return Folder.CreateAShr(LC, RHSC);
+ return Insert(BinaryOperator::CreateAShr(LHS, RHSC), Name);
+ }
+ Value *CreateAShr(Value *LHS, uint64_t RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateAShr(LC, RHSC);
+ return Insert(BinaryOperator::CreateAShr(LHS, RHSC), Name);
+ }
+
+ Value *CreateAnd(Value *LHS, Value *RHS, const Twine &Name = "") {
+ if (Constant *RC = dyn_cast<Constant>(RHS)) {
+ if (isa<ConstantInt>(RC) && cast<ConstantInt>(RC)->isAllOnesValue())
+ return LHS; // LHS & -1 -> LHS
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateAnd(LC, RC);
+ }
return Insert(BinaryOperator::CreateAnd(LHS, RHS), Name);
}
- Value *CreateOr(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateAnd(Value *LHS, const APInt &RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
if (Constant *LC = dyn_cast<Constant>(LHS))
- if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getOr(LC, RC);
+ return Folder.CreateAnd(LC, RHSC);
+ return Insert(BinaryOperator::CreateAnd(LHS, RHSC), Name);
+ }
+ Value *CreateAnd(Value *LHS, uint64_t RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateAnd(LC, RHSC);
+ return Insert(BinaryOperator::CreateAnd(LHS, RHSC), Name);
+ }
+
+ Value *CreateOr(Value *LHS, Value *RHS, const Twine &Name = "") {
+ if (Constant *RC = dyn_cast<Constant>(RHS)) {
+ if (RC->isNullValue())
+ return LHS; // LHS | 0 -> LHS
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateOr(LC, RC);
+ }
return Insert(BinaryOperator::CreateOr(LHS, RHS), Name);
}
- Value *CreateXor(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateOr(Value *LHS, const APInt &RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateOr(LC, RHSC);
+ return Insert(BinaryOperator::CreateOr(LHS, RHSC), Name);
+ }
+ Value *CreateOr(Value *LHS, uint64_t RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateOr(LC, RHSC);
+ return Insert(BinaryOperator::CreateOr(LHS, RHSC), Name);
+ }
+
+ Value *CreateXor(Value *LHS, Value *RHS, const Twine &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 *CreateXor(Value *LHS, const APInt &RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateXor(LC, RHSC);
+ return Insert(BinaryOperator::CreateXor(LHS, RHSC), Name);
+ }
+ Value *CreateXor(Value *LHS, uint64_t RHS, const Twine &Name = "") {
+ Constant *RHSC = ConstantInt::get(LHS->getType(), RHS);
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ return Folder.CreateXor(LC, RHSC);
+ return Insert(BinaryOperator::CreateXor(LHS, RHSC), Name);
+ }
- BinaryOperator *CreateBinOp(Instruction::BinaryOps Opc,
- Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateBinOp(Instruction::BinaryOps Opc,
+ Value *LHS, Value *RHS, const Twine &Name = "") {
+ if (Constant *LC = dyn_cast<Constant>(LHS))
+ if (Constant *RC = dyn_cast<Constant>(RHS))
+ return Folder.CreateBinOp(Opc, LC, RC);
return Insert(BinaryOperator::Create(Opc, LHS, RHS), Name);
}
-
- BinaryOperator *CreateNeg(Value *V, const char *Name = "") {
+
+ Value *CreateNeg(Value *V, const Twine &Name = "") {
+ if (Constant *VC = dyn_cast<Constant>(V))
+ return Folder.CreateNeg(VC);
return Insert(BinaryOperator::CreateNeg(V), Name);
}
- BinaryOperator *CreateNot(Value *V, const char *Name = "") {
+ Value *CreateNSWNeg(Value *V, const Twine &Name = "") {
+ if (Constant *VC = dyn_cast<Constant>(V))
+ return Folder.CreateNSWNeg(VC);
+ return Insert(BinaryOperator::CreateNSWNeg(V), Name);
+ }
+ Value *CreateNUWNeg(Value *V, const Twine &Name = "") {
+ if (Constant *VC = dyn_cast<Constant>(V))
+ return Folder.CreateNUWNeg(VC);
+ return Insert(BinaryOperator::CreateNUWNeg(V), Name);
+ }
+ Value *CreateFNeg(Value *V, const Twine &Name = "") {
+ if (Constant *VC = dyn_cast<Constant>(V))
+ return Folder.CreateFNeg(VC);
+ return Insert(BinaryOperator::CreateFNeg(V), Name);
+ }
+ Value *CreateNot(Value *V, const Twine &Name = "") {
+ if (Constant *VC = dyn_cast<Constant>(V))
+ return Folder.CreateNot(VC);
return Insert(BinaryOperator::CreateNot(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);
- }
+
AllocaInst *CreateAlloca(const Type *Ty, Value *ArraySize = 0,
- const char *Name = "") {
+ const Twine &Name = "") {
return Insert(new AllocaInst(Ty, ArraySize), Name);
}
- FreeInst *CreateFree(Value *Ptr) {
- return Insert(new FreeInst(Ptr));
+ // Provided to resolve 'CreateLoad(Ptr, "...")' correctly, instead of
+ // converting the string to 'bool' for the isVolatile parameter.
+ LoadInst *CreateLoad(Value *Ptr, const char *Name) {
+ return Insert(new LoadInst(Ptr), Name);
}
- LoadInst *CreateLoad(Value *Ptr, const char *Name = 0) {
- return Insert(new LoadInst(Ptr, Name));
+ LoadInst *CreateLoad(Value *Ptr, const Twine &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 Twine &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 Twine &Name = "") {
if (Constant *PC = dyn_cast<Constant>(Ptr)) {
// Every index must be constant.
InputIterator i;
- for (i = IdxBegin; i < IdxEnd; ++i) {
- if (!dyn_cast<Constant>(*i))
+ for (i = IdxBegin; i < IdxEnd; ++i)
+ if (!isa<Constant>(*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 = "") {
+ template<typename InputIterator>
+ Value *CreateInBoundsGEP(Value *Ptr, InputIterator IdxBegin,
+ InputIterator IdxEnd, const Twine &Name = "") {
+ if (Constant *PC = dyn_cast<Constant>(Ptr)) {
+ // Every index must be constant.
+ InputIterator i;
+ for (i = IdxBegin; i < IdxEnd; ++i)
+ if (!isa<Constant>(*i))
+ break;
+ if (i == IdxEnd)
+ return Folder.CreateInBoundsGetElementPtr(PC,
+ &IdxBegin[0],
+ IdxEnd - IdxBegin);
+ }
+ return Insert(GetElementPtrInst::CreateInBounds(Ptr, IdxBegin, IdxEnd),
+ Name);
+ }
+ Value *CreateGEP(Value *Ptr, Value *Idx, const Twine &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 *CreateInBoundsGEP(Value *Ptr, Value *Idx, const Twine &Name = "") {
+ if (Constant *PC = dyn_cast<Constant>(Ptr))
+ if (Constant *IC = dyn_cast<Constant>(Idx))
+ return Folder.CreateInBoundsGetElementPtr(PC, &IC, 1);
+ return Insert(GetElementPtrInst::CreateInBounds(Ptr, Idx), Name);
+ }
+ Value *CreateConstGEP1_32(Value *Ptr, unsigned Idx0, const Twine &Name = "") {
+ Value *Idx = ConstantInt::get(Type::getInt32Ty(Context), Idx0);
+
+ if (Constant *PC = dyn_cast<Constant>(Ptr))
+ return Folder.CreateGetElementPtr(PC, &Idx, 1);
+
+ return Insert(GetElementPtrInst::Create(Ptr, &Idx, &Idx+1), Name);
+ }
+ Value *CreateConstInBoundsGEP1_32(Value *Ptr, unsigned Idx0,
+ const Twine &Name = "") {
+ Value *Idx = ConstantInt::get(Type::getInt32Ty(Context), Idx0);
+
+ if (Constant *PC = dyn_cast<Constant>(Ptr))
+ return Folder.CreateInBoundsGetElementPtr(PC, &Idx, 1);
+
+ return Insert(GetElementPtrInst::CreateInBounds(Ptr, &Idx, &Idx+1), Name);
+ }
+ Value *CreateConstGEP2_32(Value *Ptr, unsigned Idx0, unsigned Idx1,
+ const Twine &Name = "") {
+ Value *Idxs[] = {
+ ConstantInt::get(Type::getInt32Ty(Context), Idx0),
+ ConstantInt::get(Type::getInt32Ty(Context), Idx1)
+ };
+
+ if (Constant *PC = dyn_cast<Constant>(Ptr))
+ return Folder.CreateGetElementPtr(PC, Idxs, 2);
+
+ return Insert(GetElementPtrInst::Create(Ptr, Idxs, Idxs+2), Name);
+ }
+ Value *CreateConstInBoundsGEP2_32(Value *Ptr, unsigned Idx0, unsigned Idx1,
+ const Twine &Name = "") {
+ Value *Idxs[] = {
+ ConstantInt::get(Type::getInt32Ty(Context), Idx0),
+ ConstantInt::get(Type::getInt32Ty(Context), Idx1)
+ };
+
+ if (Constant *PC = dyn_cast<Constant>(Ptr))
+ return Folder.CreateInBoundsGetElementPtr(PC, Idxs, 2);
+
+ return Insert(GetElementPtrInst::CreateInBounds(Ptr, Idxs, Idxs+2), Name);
+ }
+ Value *CreateConstGEP1_64(Value *Ptr, uint64_t Idx0, const Twine &Name = "") {
+ Value *Idx = ConstantInt::get(Type::getInt64Ty(Context), Idx0);
+
+ if (Constant *PC = dyn_cast<Constant>(Ptr))
+ return Folder.CreateGetElementPtr(PC, &Idx, 1);
+
+ return Insert(GetElementPtrInst::Create(Ptr, &Idx, &Idx+1), Name);
+ }
+ Value *CreateConstInBoundsGEP1_64(Value *Ptr, uint64_t Idx0,
+ const Twine &Name = "") {
+ Value *Idx = ConstantInt::get(Type::getInt64Ty(Context), Idx0);
+
+ if (Constant *PC = dyn_cast<Constant>(Ptr))
+ return Folder.CreateInBoundsGetElementPtr(PC, &Idx, 1);
+
+ return Insert(GetElementPtrInst::CreateInBounds(Ptr, &Idx, &Idx+1), Name);
+ }
+ Value *CreateConstGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1,
+ const Twine &Name = "") {
+ Value *Idxs[] = {
+ ConstantInt::get(Type::getInt64Ty(Context), Idx0),
+ ConstantInt::get(Type::getInt64Ty(Context), Idx1)
};
-
+
if (Constant *PC = dyn_cast<Constant>(Ptr))
- return ConstantExpr::getGetElementPtr(PC, Idxs, 2);
-
- return Insert(GetElementPtrInst::Create(Ptr, Idxs, Idxs+2), 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);
- gv->setName(Name);
- return gv;
- }
- Value *CreateGlobalStringPtr(const char *Str = "", const char *Name = "") {
+ return Folder.CreateGetElementPtr(PC, Idxs, 2);
+
+ return Insert(GetElementPtrInst::Create(Ptr, Idxs, Idxs+2), Name);
+ }
+ Value *CreateConstInBoundsGEP2_64(Value *Ptr, uint64_t Idx0, uint64_t Idx1,
+ const Twine &Name = "") {
+ Value *Idxs[] = {
+ ConstantInt::get(Type::getInt64Ty(Context), Idx0),
+ ConstantInt::get(Type::getInt64Ty(Context), Idx1)
+ };
+
+ if (Constant *PC = dyn_cast<Constant>(Ptr))
+ return Folder.CreateInBoundsGetElementPtr(PC, Idxs, 2);
+
+ return Insert(GetElementPtrInst::CreateInBounds(Ptr, Idxs, Idxs+2), Name);
+ }
+ Value *CreateStructGEP(Value *Ptr, unsigned Idx, const Twine &Name = "") {
+ return CreateConstInBoundsGEP2_32(Ptr, 0, Idx, Name);
+ }
+
+ /// CreateGlobalStringPtr - Same as CreateGlobalString, but return a pointer
+ /// with "i8*" type instead of a pointer to array of i8.
+ Value *CreateGlobalStringPtr(const char *Str = "", const Twine &Name = "") {
Value *gv = CreateGlobalString(Str, Name);
- Value *zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0);
+ Value *zero = ConstantInt::get(Type::getInt32Ty(Context), 0);
Value *Args[] = { zero, zero };
- return CreateGEP(gv, Args, Args+2, Name);
+ return CreateInBoundsGEP(gv, Args, Args+2, Name);
}
+
//===--------------------------------------------------------------------===//
// Instruction creation methods: Cast/Conversion Operators
//===--------------------------------------------------------------------===//
-
- Value *CreateTrunc(Value *V, const Type *DestTy, const char *Name = "") {
+
+ Value *CreateTrunc(Value *V, const Type *DestTy, const Twine &Name = "") {
return CreateCast(Instruction::Trunc, V, DestTy, Name);
}
- Value *CreateZExt(Value *V, const Type *DestTy, const char *Name = "") {
+ Value *CreateZExt(Value *V, const Type *DestTy, const Twine &Name = "") {
return CreateCast(Instruction::ZExt, V, DestTy, Name);
}
- Value *CreateSExt(Value *V, const Type *DestTy, const char *Name = "") {
+ Value *CreateSExt(Value *V, const Type *DestTy, const Twine &Name = "") {
return CreateCast(Instruction::SExt, V, DestTy, Name);
}
- Value *CreateFPToUI(Value *V, const Type *DestTy, const char *Name = ""){
+ Value *CreateFPToUI(Value *V, const Type *DestTy, const Twine &Name = ""){
return CreateCast(Instruction::FPToUI, V, DestTy, Name);
}
- Value *CreateFPToSI(Value *V, const Type *DestTy, const char *Name = ""){
+ Value *CreateFPToSI(Value *V, const Type *DestTy, const Twine &Name = ""){
return CreateCast(Instruction::FPToSI, V, DestTy, Name);
}
- Value *CreateUIToFP(Value *V, const Type *DestTy, const char *Name = ""){
+ Value *CreateUIToFP(Value *V, const Type *DestTy, const Twine &Name = ""){
return CreateCast(Instruction::UIToFP, V, DestTy, Name);
}
- Value *CreateSIToFP(Value *V, const Type *DestTy, const char *Name = ""){
+ Value *CreateSIToFP(Value *V, const Type *DestTy, const Twine &Name = ""){
return CreateCast(Instruction::SIToFP, V, DestTy, Name);
}
Value *CreateFPTrunc(Value *V, const Type *DestTy,
- const char *Name = "") {
+ const Twine &Name = "") {
return CreateCast(Instruction::FPTrunc, V, DestTy, Name);
}
- Value *CreateFPExt(Value *V, const Type *DestTy, const char *Name = "") {
+ Value *CreateFPExt(Value *V, const Type *DestTy, const Twine &Name = "") {
return CreateCast(Instruction::FPExt, V, DestTy, Name);
}
Value *CreatePtrToInt(Value *V, const Type *DestTy,
- const char *Name = "") {
+ const Twine &Name = "") {
return CreateCast(Instruction::PtrToInt, V, DestTy, Name);
}
Value *CreateIntToPtr(Value *V, const Type *DestTy,
- const char *Name = "") {
+ const Twine &Name = "") {
return CreateCast(Instruction::IntToPtr, V, DestTy, Name);
}
Value *CreateBitCast(Value *V, const Type *DestTy,
- const char *Name = "") {
+ const Twine &Name = "") {
return CreateCast(Instruction::BitCast, V, DestTy, Name);
}
-
+ Value *CreateZExtOrBitCast(Value *V, const Type *DestTy,
+ const Twine &Name = "") {
+ if (V->getType() == DestTy)
+ return V;
+ if (Constant *VC = dyn_cast<Constant>(V))
+ return Folder.CreateZExtOrBitCast(VC, DestTy);
+ return Insert(CastInst::CreateZExtOrBitCast(V, DestTy), Name);
+ }
+ Value *CreateSExtOrBitCast(Value *V, const Type *DestTy,
+ const Twine &Name = "") {
+ if (V->getType() == DestTy)
+ return V;
+ if (Constant *VC = dyn_cast<Constant>(V))
+ return Folder.CreateSExtOrBitCast(VC, DestTy);
+ return Insert(CastInst::CreateSExtOrBitCast(V, DestTy), Name);
+ }
+ Value *CreateTruncOrBitCast(Value *V, const Type *DestTy,
+ const Twine &Name = "") {
+ if (V->getType() == DestTy)
+ return V;
+ if (Constant *VC = dyn_cast<Constant>(V))
+ return Folder.CreateTruncOrBitCast(VC, DestTy);
+ return Insert(CastInst::CreateTruncOrBitCast(V, DestTy), Name);
+ }
Value *CreateCast(Instruction::CastOps Op, Value *V, const Type *DestTy,
- const char *Name = "") {
+ const Twine &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 *CreatePointerCast(Value *V, const Type *DestTy,
+ const Twine &Name = "") {
+ if (V->getType() == DestTy)
+ return V;
+ if (Constant *VC = dyn_cast<Constant>(V))
+ return Folder.CreatePointerCast(VC, DestTy);
+ return Insert(CastInst::CreatePointerCast(V, DestTy), Name);
+ }
Value *CreateIntCast(Value *V, const Type *DestTy, bool isSigned,
- const char *Name = "") {
+ const Twine &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);
}
+private:
+ // Provided to resolve 'CreateIntCast(Ptr, Ptr, "...")', giving a compile time
+ // error, instead of converting the string to bool for the isSigned parameter.
+ Value *CreateIntCast(Value *, const Type *, const char *); // DO NOT IMPLEMENT
+public:
+ Value *CreateFPCast(Value *V, const Type *DestTy, const Twine &Name = "") {
+ if (V->getType() == DestTy)
+ return V;
+ if (Constant *VC = dyn_cast<Constant>(V))
+ return Folder.CreateFPCast(VC, DestTy);
+ return Insert(CastInst::CreateFPCast(V, DestTy), Name);
+ }
//===--------------------------------------------------------------------===//
// Instruction creation methods: Compare Instructions
//===--------------------------------------------------------------------===//
-
- Value *CreateICmpEQ(Value *LHS, Value *RHS, const char *Name = "") {
+
+ Value *CreateICmpEQ(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateICmp(ICmpInst::ICMP_EQ, LHS, RHS, Name);
}
- Value *CreateICmpNE(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateICmpNE(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateICmp(ICmpInst::ICMP_NE, LHS, RHS, Name);
}
- Value *CreateICmpUGT(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateICmpUGT(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateICmp(ICmpInst::ICMP_UGT, LHS, RHS, Name);
}
- Value *CreateICmpUGE(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateICmpUGE(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateICmp(ICmpInst::ICMP_UGE, LHS, RHS, Name);
}
- Value *CreateICmpULT(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateICmpULT(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateICmp(ICmpInst::ICMP_ULT, LHS, RHS, Name);
}
- Value *CreateICmpULE(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateICmpULE(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateICmp(ICmpInst::ICMP_ULE, LHS, RHS, Name);
}
- Value *CreateICmpSGT(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateICmpSGT(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateICmp(ICmpInst::ICMP_SGT, LHS, RHS, Name);
}
- Value *CreateICmpSGE(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateICmpSGE(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateICmp(ICmpInst::ICMP_SGE, LHS, RHS, Name);
}
- Value *CreateICmpSLT(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateICmpSLT(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateICmp(ICmpInst::ICMP_SLT, LHS, RHS, Name);
}
- Value *CreateICmpSLE(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateICmpSLE(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateICmp(ICmpInst::ICMP_SLE, LHS, RHS, Name);
}
-
- Value *CreateFCmpOEQ(Value *LHS, Value *RHS, const char *Name = "") {
+
+ Value *CreateFCmpOEQ(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_OEQ, LHS, RHS, Name);
}
- Value *CreateFCmpOGT(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpOGT(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_OGT, LHS, RHS, Name);
}
- Value *CreateFCmpOGE(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpOGE(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_OGE, LHS, RHS, Name);
}
- Value *CreateFCmpOLT(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpOLT(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_OLT, LHS, RHS, Name);
}
- Value *CreateFCmpOLE(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpOLE(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_OLE, LHS, RHS, Name);
}
- Value *CreateFCmpONE(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpONE(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_ONE, LHS, RHS, Name);
}
- Value *CreateFCmpORD(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpORD(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_ORD, LHS, RHS, Name);
}
- Value *CreateFCmpUNO(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpUNO(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_UNO, LHS, RHS, Name);
}
- Value *CreateFCmpUEQ(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpUEQ(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_UEQ, LHS, RHS, Name);
}
- Value *CreateFCmpUGT(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpUGT(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_UGT, LHS, RHS, Name);
}
- Value *CreateFCmpUGE(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpUGE(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_UGE, LHS, RHS, Name);
}
- Value *CreateFCmpULT(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpULT(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_ULT, LHS, RHS, Name);
}
- Value *CreateFCmpULE(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpULE(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_ULE, LHS, RHS, Name);
}
- Value *CreateFCmpUNE(Value *LHS, Value *RHS, const char *Name = "") {
+ Value *CreateFCmpUNE(Value *LHS, Value *RHS, const Twine &Name = "") {
return CreateFCmp(FCmpInst::FCMP_UNE, LHS, RHS, Name);
}
- Value *CreateICmp(CmpInst::Predicate P, Value *LHS, Value *RHS,
- const char *Name = "") {
+ Value *CreateICmp(CmpInst::Predicate P, Value *LHS, Value *RHS,
+ const Twine &Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getCompare(P, LC, RC);
+ return Folder.CreateICmp(P, LC, RC);
return Insert(new ICmpInst(P, LHS, RHS), Name);
}
- Value *CreateFCmp(CmpInst::Predicate P, Value *LHS, Value *RHS,
- const char *Name = "") {
+ Value *CreateFCmp(CmpInst::Predicate P, Value *LHS, Value *RHS,
+ const Twine &Name = "") {
if (Constant *LC = dyn_cast<Constant>(LHS))
if (Constant *RC = dyn_cast<Constant>(RHS))
- return ConstantExpr::getCompare(P, LC, RC);
+ return Folder.CreateFCmp(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);
- }
-
//===--------------------------------------------------------------------===//
// Instruction creation methods: Other Instructions
//===--------------------------------------------------------------------===//
- PHINode *CreatePHI(const Type *Ty, const char *Name = "") {
+ PHINode *CreatePHI(const Type *Ty, const Twine &Name = "") {
return Insert(PHINode::Create(Ty), Name);
}
- CallInst *CreateCall(Value *Callee, const char *Name = "") {
+ CallInst *CreateCall(Value *Callee, const Twine &Name = "") {
return Insert(CallInst::Create(Callee), Name);
}
- CallInst *CreateCall(Value *Callee, Value *Arg, const char *Name = "") {
+ CallInst *CreateCall(Value *Callee, Value *Arg, const Twine &Name = "") {
return Insert(CallInst::Create(Callee, Arg), Name);
}
CallInst *CreateCall2(Value *Callee, Value *Arg1, Value *Arg2,
- const char *Name = "") {
+ const Twine &Name = "") {
Value *Args[] = { Arg1, Arg2 };
return Insert(CallInst::Create(Callee, Args, Args+2), Name);
}
CallInst *CreateCall3(Value *Callee, Value *Arg1, Value *Arg2, Value *Arg3,
- const char *Name = "") {
+ const Twine &Name = "") {
Value *Args[] = { Arg1, Arg2, Arg3 };
return Insert(CallInst::Create(Callee, Args, Args+3), Name);
}
CallInst *CreateCall4(Value *Callee, Value *Arg1, Value *Arg2, Value *Arg3,
- Value *Arg4, const char *Name = "") {
+ Value *Arg4, const Twine &Name = "") {
Value *Args[] = { Arg1, Arg2, Arg3, Arg4 };
return Insert(CallInst::Create(Callee, Args, Args+4), Name);
}
-
+ CallInst *CreateCall5(Value *Callee, Value *Arg1, Value *Arg2, Value *Arg3,
+ Value *Arg4, Value *Arg5, const Twine &Name = "") {
+ Value *Args[] = { Arg1, Arg2, Arg3, Arg4, Arg5 };
+ return Insert(CallInst::Create(Callee, Args, Args+5), Name);
+ }
+
template<typename InputIterator>
- CallInst *CreateCall(Value *Callee, InputIterator ArgBegin,
- InputIterator ArgEnd, const char *Name = "") {
+ CallInst *CreateCall(Value *Callee, InputIterator ArgBegin,
+ InputIterator ArgEnd, const Twine &Name = "") {
return Insert(CallInst::Create(Callee, ArgBegin, ArgEnd), Name);
}
Value *CreateSelect(Value *C, Value *True, Value *False,
- const char *Name = "") {
+ const Twine &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);
}
- VAArgInst *CreateVAArg(Value *List, const Type *Ty, const char *Name = "") {
+ VAArgInst *CreateVAArg(Value *List, const Type *Ty, const Twine &Name = "") {
return Insert(new VAArgInst(List, Ty), Name);
}
Value *CreateExtractElement(Value *Vec, Value *Idx,
- const char *Name = "") {
+ const Twine &Name = "") {
if (Constant *VC = dyn_cast<Constant>(Vec))
if (Constant *IC = dyn_cast<Constant>(Idx))
- return ConstantExpr::getExtractElement(VC, IC);
- return Insert(new ExtractElementInst(Vec, Idx), Name);
+ return Folder.CreateExtractElement(VC, IC);
+ return Insert(ExtractElementInst::Create(Vec, Idx), Name);
}
Value *CreateInsertElement(Value *Vec, Value *NewElt, Value *Idx,
- const char *Name = "") {
+ const Twine &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 Twine &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 = "") {
+ const Twine &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);
}
Value *CreateExtractValue(Value *Agg,
InputIterator IdxBegin,
InputIterator IdxEnd,
- const char *Name = "") {
+ const Twine &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);
}
Value *CreateInsertValue(Value *Agg, Value *Val, unsigned Idx,
- const char *Name = "") {
+ const Twine &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);
}
Value *CreateInsertValue(Value *Agg, Value *Val,
InputIterator IdxBegin,
InputIterator IdxEnd,
- const char *Name = "") {
+ const Twine &Name = "") {
if (Constant *AggC = dyn_cast<Constant>(Agg))
if (Constant *ValC = dyn_cast<Constant>(Val))
- return ConstantExpr::getInsertValue(AggC, ValC,
- IdxBegin, IdxEnd - IdxBegin);
+ 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 Twine &Name = "") {
+ return CreateICmpEQ(Arg, Constant::getNullValue(Arg->getType()),
+ Name);
+ }
+
+ /// CreateIsNotNull - Return an i1 value testing if \arg Arg is not null.
+ Value *CreateIsNotNull(Value *Arg, const Twine &Name = "") {
+ return CreateICmpNE(Arg, Constant::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. As such, the pointers must be
+ /// appropriately aligned for their element types and pointing into the
+ /// same object.
+ Value *CreatePtrDiff(Value *LHS, Value *RHS, const Twine &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::getInt64Ty(Context));
+ Value *RHS_int = CreatePtrToInt(RHS, Type::getInt64Ty(Context));
+ Value *Difference = CreateSub(LHS_int, RHS_int);
+ return CreateExactSDiv(Difference,
+ ConstantExpr::getSizeOf(ArgType->getElementType()),
+ Name);
+ }
};
-
+
}
#endif