mirror of
https://github.com/c64scene-ar/llvm-6502.git
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fe2cce63aa
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65196 91177308-0d34-0410-b5e6-96231b3b80d8
653 lines
27 KiB
C++
653 lines
27 KiB
C++
//===---- llvm/Support/IRBuilder.h - Builder for LLVM Instrs ----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the IRBuilder class, which is used as a convenient way
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// to create LLVM instructions with a consistent and simplified interface.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_SUPPORT_IRBUILDER_H
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#define LLVM_SUPPORT_IRBUILDER_H
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#include "llvm/Constants.h"
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#include "llvm/Instructions.h"
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#include "llvm/GlobalVariable.h"
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#include "llvm/Function.h"
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#include "llvm/Support/ConstantFolder.h"
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namespace llvm {
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/// IRBuilder - This provides a uniform API for creating instructions and
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/// inserting them into a basic block: either at the end of a BasicBlock, or
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/// at a specific iterator location in a block.
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///
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/// Note that the builder does not expose the full generality of LLVM
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/// instructions. For example, it cannot be used to create instructions with
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/// arbitrary names (specifically, names with nul characters in them) - It only
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/// supports nul-terminated C strings. For fully generic names, use
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/// I->setName(). For access to extra instruction properties, use the mutators
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/// (e.g. setVolatile) on the instructions after they have been created.
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/// The first template argument handles whether or not to preserve names in the
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/// final instruction output. This defaults to on. The second template argument
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/// specifies a class to use for creating constants. This defaults to creating
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/// minimally folded constants.
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template <bool preserveNames=true, typename T = ConstantFolder> class IRBuilder{
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BasicBlock *BB;
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BasicBlock::iterator InsertPt;
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T Folder;
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public:
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IRBuilder(const T& F = T()) : Folder(F) { ClearInsertionPoint(); }
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explicit IRBuilder(BasicBlock *TheBB, const T& F = T())
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: Folder(F) { SetInsertPoint(TheBB); }
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IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP, const T& F = T())
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: Folder(F) { SetInsertPoint(TheBB, IP); }
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/// getFolder - Get the constant folder being used.
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const T& getFolder() { return Folder; }
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//===--------------------------------------------------------------------===//
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// Builder configuration methods
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//===--------------------------------------------------------------------===//
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/// ClearInsertionPoint - Clear the insertion point: created instructions will
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/// not be inserted into a block.
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void ClearInsertionPoint() {
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BB = 0;
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}
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BasicBlock *GetInsertBlock() const { return BB; }
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/// SetInsertPoint - This specifies that created instructions should be
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/// appended to the end of the specified block.
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void SetInsertPoint(BasicBlock *TheBB) {
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BB = TheBB;
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InsertPt = BB->end();
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}
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/// SetInsertPoint - This specifies that created instructions should be
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/// inserted at the specified point.
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void SetInsertPoint(BasicBlock *TheBB, BasicBlock::iterator IP) {
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BB = TheBB;
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InsertPt = IP;
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}
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/// Insert - Insert and return the specified instruction.
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template<typename InstTy>
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InstTy *Insert(InstTy *I, const char *Name = "") const {
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InsertHelper(I, Name);
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return I;
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}
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/// InsertHelper - Insert the specified instruction at the specified insertion
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/// point. This is split out of Insert so that it isn't duplicated for every
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/// template instantiation.
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void InsertHelper(Instruction *I, const char *Name) const {
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if (BB) BB->getInstList().insert(InsertPt, I);
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if (preserveNames && Name[0])
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I->setName(Name);
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}
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//===--------------------------------------------------------------------===//
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// Instruction creation methods: Terminators
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//===--------------------------------------------------------------------===//
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/// CreateRetVoid - Create a 'ret void' instruction.
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ReturnInst *CreateRetVoid() {
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return Insert(ReturnInst::Create());
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}
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/// @verbatim
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/// CreateRet - Create a 'ret <val>' instruction.
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/// @endverbatim
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ReturnInst *CreateRet(Value *V) {
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return Insert(ReturnInst::Create(V));
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}
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/// CreateAggregateRet - Create a sequence of N insertvalue instructions,
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/// with one Value from the retVals array each, that build a aggregate
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/// return value one value at a time, and a ret instruction to return
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/// the resulting aggregate value. This is a convenience function for
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/// code that uses aggregate return values as a vehicle for having
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/// multiple return values.
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///
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ReturnInst *CreateAggregateRet(Value * const* retVals, unsigned N) {
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const Type *RetType = BB->getParent()->getReturnType();
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Value *V = UndefValue::get(RetType);
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for (unsigned i = 0; i != N; ++i)
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V = CreateInsertValue(V, retVals[i], i, "mrv");
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return Insert(ReturnInst::Create(V));
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}
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/// CreateBr - Create an unconditional 'br label X' instruction.
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BranchInst *CreateBr(BasicBlock *Dest) {
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return Insert(BranchInst::Create(Dest));
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}
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/// CreateCondBr - Create a conditional 'br Cond, TrueDest, FalseDest'
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/// instruction.
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BranchInst *CreateCondBr(Value *Cond, BasicBlock *True, BasicBlock *False) {
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return Insert(BranchInst::Create(True, False, Cond));
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}
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/// CreateSwitch - Create a switch instruction with the specified value,
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/// default dest, and with a hint for the number of cases that will be added
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/// (for efficient allocation).
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SwitchInst *CreateSwitch(Value *V, BasicBlock *Dest, unsigned NumCases = 10) {
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return Insert(SwitchInst::Create(V, Dest, NumCases));
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}
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/// CreateInvoke - Create an invoke instruction.
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template<typename InputIterator>
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InvokeInst *CreateInvoke(Value *Callee, BasicBlock *NormalDest,
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BasicBlock *UnwindDest, InputIterator ArgBegin,
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InputIterator ArgEnd, const char *Name = "") {
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return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest,
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ArgBegin, ArgEnd), Name);
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}
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UnwindInst *CreateUnwind() {
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return Insert(new UnwindInst());
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}
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UnreachableInst *CreateUnreachable() {
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return Insert(new UnreachableInst());
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}
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//===--------------------------------------------------------------------===//
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// Instruction creation methods: Binary Operators
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//===--------------------------------------------------------------------===//
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Value *CreateAdd(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateAdd(LC, RC);
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return Insert(BinaryOperator::CreateAdd(LHS, RHS), Name);
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}
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Value *CreateSub(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateSub(LC, RC);
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return Insert(BinaryOperator::CreateSub(LHS, RHS), Name);
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}
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Value *CreateMul(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateMul(LC, RC);
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return Insert(BinaryOperator::CreateMul(LHS, RHS), Name);
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}
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Value *CreateUDiv(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateUDiv(LC, RC);
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return Insert(BinaryOperator::CreateUDiv(LHS, RHS), Name);
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}
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Value *CreateSDiv(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateSDiv(LC, RC);
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return Insert(BinaryOperator::CreateSDiv(LHS, RHS), Name);
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}
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Value *CreateFDiv(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateFDiv(LC, RC);
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return Insert(BinaryOperator::CreateFDiv(LHS, RHS), Name);
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}
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Value *CreateURem(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateURem(LC, RC);
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return Insert(BinaryOperator::CreateURem(LHS, RHS), Name);
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}
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Value *CreateSRem(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateSRem(LC, RC);
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return Insert(BinaryOperator::CreateSRem(LHS, RHS), Name);
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}
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Value *CreateFRem(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateFRem(LC, RC);
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return Insert(BinaryOperator::CreateFRem(LHS, RHS), Name);
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}
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Value *CreateShl(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateShl(LC, RC);
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return Insert(BinaryOperator::CreateShl(LHS, RHS), Name);
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}
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Value *CreateLShr(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateLShr(LC, RC);
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return Insert(BinaryOperator::CreateLShr(LHS, RHS), Name);
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}
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Value *CreateAShr(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateAShr(LC, RC);
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return Insert(BinaryOperator::CreateAShr(LHS, RHS), Name);
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}
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Value *CreateAnd(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateAnd(LC, RC);
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return Insert(BinaryOperator::CreateAnd(LHS, RHS), Name);
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}
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Value *CreateOr(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateOr(LC, RC);
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return Insert(BinaryOperator::CreateOr(LHS, RHS), Name);
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}
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Value *CreateXor(Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateXor(LC, RC);
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return Insert(BinaryOperator::CreateXor(LHS, RHS), Name);
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}
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Value *CreateBinOp(Instruction::BinaryOps Opc,
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Value *LHS, Value *RHS, const char *Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
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return Folder.CreateBinOp(Opc, LC, RC);
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return Insert(BinaryOperator::Create(Opc, LHS, RHS), Name);
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}
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Value *CreateNeg(Value *V, const char *Name = "") {
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if (Constant *VC = dyn_cast<Constant>(V))
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return Folder.CreateNeg(VC);
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return Insert(BinaryOperator::CreateNeg(V), Name);
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}
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Value *CreateNot(Value *V, const char *Name = "") {
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if (Constant *VC = dyn_cast<Constant>(V))
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return Folder.CreateNot(VC);
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return Insert(BinaryOperator::CreateNot(V), Name);
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}
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//===--------------------------------------------------------------------===//
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// Instruction creation methods: Memory Instructions
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//===--------------------------------------------------------------------===//
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MallocInst *CreateMalloc(const Type *Ty, Value *ArraySize = 0,
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const char *Name = "") {
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return Insert(new MallocInst(Ty, ArraySize), Name);
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}
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AllocaInst *CreateAlloca(const Type *Ty, Value *ArraySize = 0,
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const char *Name = "") {
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return Insert(new AllocaInst(Ty, ArraySize), Name);
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}
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FreeInst *CreateFree(Value *Ptr) {
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return Insert(new FreeInst(Ptr));
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}
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LoadInst *CreateLoad(Value *Ptr, const char *Name = "") {
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return Insert(new LoadInst(Ptr), Name);
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}
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LoadInst *CreateLoad(Value *Ptr, bool isVolatile, const char *Name = "") {
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return Insert(new LoadInst(Ptr, 0, isVolatile), Name);
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}
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StoreInst *CreateStore(Value *Val, Value *Ptr, bool isVolatile = false) {
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return Insert(new StoreInst(Val, Ptr, isVolatile));
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}
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template<typename InputIterator>
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Value *CreateGEP(Value *Ptr, InputIterator IdxBegin, InputIterator IdxEnd,
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const char *Name = "") {
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if (Constant *PC = dyn_cast<Constant>(Ptr)) {
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// Every index must be constant.
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InputIterator i;
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for (i = IdxBegin; i < IdxEnd; ++i) {
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if (!dyn_cast<Constant>(*i))
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break;
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}
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if (i == IdxEnd)
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return Folder.CreateGetElementPtr(PC, &IdxBegin[0], IdxEnd - IdxBegin);
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}
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return Insert(GetElementPtrInst::Create(Ptr, IdxBegin, IdxEnd), Name);
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}
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Value *CreateGEP(Value *Ptr, Value *Idx, const char *Name = "") {
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if (Constant *PC = dyn_cast<Constant>(Ptr))
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if (Constant *IC = dyn_cast<Constant>(Idx))
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return Folder.CreateGetElementPtr(PC, &IC, 1);
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return Insert(GetElementPtrInst::Create(Ptr, Idx), Name);
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}
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Value *CreateStructGEP(Value *Ptr, unsigned Idx, const char *Name = "") {
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llvm::Value *Idxs[] = {
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ConstantInt::get(llvm::Type::Int32Ty, 0),
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ConstantInt::get(llvm::Type::Int32Ty, Idx)
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};
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if (Constant *PC = dyn_cast<Constant>(Ptr))
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return Folder.CreateGetElementPtr(PC, Idxs, 2);
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return Insert(GetElementPtrInst::Create(Ptr, Idxs, Idxs+2), Name);
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}
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Value *CreateGlobalString(const char *Str = "", const char *Name = "") {
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Constant *StrConstant = ConstantArray::get(Str, true);
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GlobalVariable *gv = new llvm::GlobalVariable(StrConstant->getType(),
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true,
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GlobalValue::InternalLinkage,
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StrConstant,
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"",
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BB->getParent()->getParent(),
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false);
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gv->setName(Name);
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return gv;
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}
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Value *CreateGlobalStringPtr(const char *Str = "", const char *Name = "") {
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Value *gv = CreateGlobalString(Str, Name);
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Value *zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0);
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Value *Args[] = { zero, zero };
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return CreateGEP(gv, Args, Args+2, Name);
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}
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//===--------------------------------------------------------------------===//
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// Instruction creation methods: Cast/Conversion Operators
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//===--------------------------------------------------------------------===//
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Value *CreateTrunc(Value *V, const Type *DestTy, const char *Name = "") {
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return CreateCast(Instruction::Trunc, V, DestTy, Name);
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}
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Value *CreateZExt(Value *V, const Type *DestTy, const char *Name = "") {
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return CreateCast(Instruction::ZExt, V, DestTy, Name);
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}
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Value *CreateSExt(Value *V, const Type *DestTy, const char *Name = "") {
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return CreateCast(Instruction::SExt, V, DestTy, Name);
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}
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Value *CreateFPToUI(Value *V, const Type *DestTy, const char *Name = ""){
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return CreateCast(Instruction::FPToUI, V, DestTy, Name);
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}
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Value *CreateFPToSI(Value *V, const Type *DestTy, const char *Name = ""){
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return CreateCast(Instruction::FPToSI, V, DestTy, Name);
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}
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Value *CreateUIToFP(Value *V, const Type *DestTy, const char *Name = ""){
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return CreateCast(Instruction::UIToFP, V, DestTy, Name);
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}
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Value *CreateSIToFP(Value *V, const Type *DestTy, const char *Name = ""){
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return CreateCast(Instruction::SIToFP, V, DestTy, Name);
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}
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Value *CreateFPTrunc(Value *V, const Type *DestTy,
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const char *Name = "") {
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return CreateCast(Instruction::FPTrunc, V, DestTy, Name);
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}
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Value *CreateFPExt(Value *V, const Type *DestTy, const char *Name = "") {
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return CreateCast(Instruction::FPExt, V, DestTy, Name);
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}
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Value *CreatePtrToInt(Value *V, const Type *DestTy,
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const char *Name = "") {
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return CreateCast(Instruction::PtrToInt, V, DestTy, Name);
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}
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Value *CreateIntToPtr(Value *V, const Type *DestTy,
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const char *Name = "") {
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return CreateCast(Instruction::IntToPtr, V, DestTy, Name);
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}
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Value *CreateBitCast(Value *V, const Type *DestTy,
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const char *Name = "") {
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return CreateCast(Instruction::BitCast, V, DestTy, Name);
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}
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Value *CreateCast(Instruction::CastOps Op, Value *V, const Type *DestTy,
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const char *Name = "") {
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if (V->getType() == DestTy)
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return V;
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if (Constant *VC = dyn_cast<Constant>(V))
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return Folder.CreateCast(Op, VC, DestTy);
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return Insert(CastInst::Create(Op, V, DestTy), Name);
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}
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Value *CreateIntCast(Value *V, const Type *DestTy, bool isSigned,
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const char *Name = "") {
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if (V->getType() == DestTy)
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return V;
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if (Constant *VC = dyn_cast<Constant>(V))
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return Folder.CreateIntCast(VC, DestTy, isSigned);
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return Insert(CastInst::CreateIntegerCast(V, DestTy, isSigned), Name);
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}
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//===--------------------------------------------------------------------===//
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// Instruction creation methods: Compare Instructions
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//===--------------------------------------------------------------------===//
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Value *CreateICmpEQ(Value *LHS, Value *RHS, const char *Name = "") {
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return CreateICmp(ICmpInst::ICMP_EQ, LHS, RHS, Name);
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}
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Value *CreateICmpNE(Value *LHS, Value *RHS, const char *Name = "") {
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return CreateICmp(ICmpInst::ICMP_NE, LHS, RHS, Name);
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}
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Value *CreateICmpUGT(Value *LHS, Value *RHS, const char *Name = "") {
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return CreateICmp(ICmpInst::ICMP_UGT, LHS, RHS, Name);
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}
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Value *CreateICmpUGE(Value *LHS, Value *RHS, const char *Name = "") {
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return CreateICmp(ICmpInst::ICMP_UGE, LHS, RHS, Name);
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}
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Value *CreateICmpULT(Value *LHS, Value *RHS, const char *Name = "") {
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return CreateICmp(ICmpInst::ICMP_ULT, LHS, RHS, Name);
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}
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Value *CreateICmpULE(Value *LHS, Value *RHS, const char *Name = "") {
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return CreateICmp(ICmpInst::ICMP_ULE, LHS, RHS, Name);
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}
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Value *CreateICmpSGT(Value *LHS, Value *RHS, const char *Name = "") {
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return CreateICmp(ICmpInst::ICMP_SGT, LHS, RHS, Name);
|
|
}
|
|
Value *CreateICmpSGE(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateICmp(ICmpInst::ICMP_SGE, LHS, RHS, Name);
|
|
}
|
|
Value *CreateICmpSLT(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateICmp(ICmpInst::ICMP_SLT, 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);
|
|
}
|
|
Value *CreateFCmpOGT(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_OGT, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpOGE(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_OGE, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpOLT(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_OLT, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpOLE(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_OLE, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpONE(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_ONE, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpORD(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_ORD, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpUNO(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_UNO, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpUEQ(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_UEQ, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpUGT(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_UGT, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpUGE(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_UGE, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpULT(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_ULT, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpULE(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_ULE, LHS, RHS, Name);
|
|
}
|
|
Value *CreateFCmpUNE(Value *LHS, Value *RHS, const char *Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_UNE, LHS, RHS, Name);
|
|
}
|
|
|
|
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 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 = "") {
|
|
if (Constant *LC = dyn_cast<Constant>(LHS))
|
|
if (Constant *RC = dyn_cast<Constant>(RHS))
|
|
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 Folder.CreateVICmp(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 Folder.CreateVFCmp(P, LC, RC);
|
|
return Insert(new VFCmpInst(P, LHS, RHS), Name);
|
|
}
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Instruction creation methods: Other Instructions
|
|
//===--------------------------------------------------------------------===//
|
|
|
|
PHINode *CreatePHI(const Type *Ty, const char *Name = "") {
|
|
return Insert(PHINode::Create(Ty), Name);
|
|
}
|
|
|
|
CallInst *CreateCall(Value *Callee, const char *Name = "") {
|
|
return Insert(CallInst::Create(Callee), Name);
|
|
}
|
|
CallInst *CreateCall(Value *Callee, Value *Arg, const char *Name = "") {
|
|
return Insert(CallInst::Create(Callee, Arg), Name);
|
|
}
|
|
CallInst *CreateCall2(Value *Callee, Value *Arg1, Value *Arg2,
|
|
const char *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 = "") {
|
|
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 *Args[] = { Arg1, Arg2, Arg3, Arg4 };
|
|
return Insert(CallInst::Create(Callee, Args, Args+4), Name);
|
|
}
|
|
|
|
template<typename InputIterator>
|
|
CallInst *CreateCall(Value *Callee, InputIterator ArgBegin,
|
|
InputIterator ArgEnd, const char *Name = "") {
|
|
return Insert(CallInst::Create(Callee, ArgBegin, ArgEnd), Name);
|
|
}
|
|
|
|
Value *CreateSelect(Value *C, Value *True, Value *False,
|
|
const char *Name = "") {
|
|
if (Constant *CC = dyn_cast<Constant>(C))
|
|
if (Constant *TC = dyn_cast<Constant>(True))
|
|
if (Constant *FC = dyn_cast<Constant>(False))
|
|
return Folder.CreateSelect(CC, TC, FC);
|
|
return Insert(SelectInst::Create(C, True, False), Name);
|
|
}
|
|
|
|
VAArgInst *CreateVAArg(Value *List, const Type *Ty, const char *Name = "") {
|
|
return Insert(new VAArgInst(List, Ty), Name);
|
|
}
|
|
|
|
Value *CreateExtractElement(Value *Vec, Value *Idx,
|
|
const char *Name = "") {
|
|
if (Constant *VC = dyn_cast<Constant>(Vec))
|
|
if (Constant *IC = dyn_cast<Constant>(Idx))
|
|
return Folder.CreateExtractElement(VC, IC);
|
|
return Insert(new ExtractElementInst(Vec, Idx), Name);
|
|
}
|
|
|
|
Value *CreateInsertElement(Value *Vec, Value *NewElt, Value *Idx,
|
|
const char *Name = "") {
|
|
if (Constant *VC = dyn_cast<Constant>(Vec))
|
|
if (Constant *NC = dyn_cast<Constant>(NewElt))
|
|
if (Constant *IC = dyn_cast<Constant>(Idx))
|
|
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 = "") {
|
|
if (Constant *V1C = dyn_cast<Constant>(V1))
|
|
if (Constant *V2C = dyn_cast<Constant>(V2))
|
|
if (Constant *MC = dyn_cast<Constant>(Mask))
|
|
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 Folder.CreateExtractValue(AggC, &Idx, 1);
|
|
return Insert(ExtractValueInst::Create(Agg, Idx), Name);
|
|
}
|
|
|
|
template<typename InputIterator>
|
|
Value *CreateExtractValue(Value *Agg,
|
|
InputIterator IdxBegin,
|
|
InputIterator IdxEnd,
|
|
const char *Name = "") {
|
|
if (Constant *AggC = dyn_cast<Constant>(Agg))
|
|
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 = "") {
|
|
if (Constant *AggC = dyn_cast<Constant>(Agg))
|
|
if (Constant *ValC = dyn_cast<Constant>(Val))
|
|
return Folder.CreateInsertValue(AggC, ValC, &Idx, 1);
|
|
return Insert(InsertValueInst::Create(Agg, Val, Idx), Name);
|
|
}
|
|
|
|
template<typename InputIterator>
|
|
Value *CreateInsertValue(Value *Agg, Value *Val,
|
|
InputIterator IdxBegin,
|
|
InputIterator IdxEnd,
|
|
const char *Name = "") {
|
|
if (Constant *AggC = dyn_cast<Constant>(Agg))
|
|
if (Constant *ValC = dyn_cast<Constant>(Val))
|
|
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, llvm::Constant::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, llvm::Constant::getNullValue(Arg->getType()),
|
|
Name);
|
|
}
|
|
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|