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https://github.com/c64scene-ar/llvm-6502.git
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d33b77bbb0
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117441 91177308-0d34-0410-b5e6-96231b3b80d8
1183 lines
47 KiB
C++
1183 lines
47 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/Instructions.h"
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#include "llvm/BasicBlock.h"
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#include "llvm/ADT/Twine.h"
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#include "llvm/Support/ConstantFolder.h"
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namespace llvm {
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class MDNode;
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/// IRBuilderDefaultInserter - This provides the default implementation of the
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/// IRBuilder 'InsertHelper' method that is called whenever an instruction is
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/// created by IRBuilder and needs to be inserted. By default, this inserts the
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/// instruction at the insertion point.
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template <bool preserveNames = true>
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class IRBuilderDefaultInserter {
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protected:
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void InsertHelper(Instruction *I, const Twine &Name,
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BasicBlock *BB, BasicBlock::iterator InsertPt) const {
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if (BB) BB->getInstList().insert(InsertPt, I);
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if (preserveNames)
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I->setName(Name);
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}
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};
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/// IRBuilderBase - Common base class shared among various IRBuilders.
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class IRBuilderBase {
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DebugLoc CurDbgLocation;
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protected:
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BasicBlock *BB;
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BasicBlock::iterator InsertPt;
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LLVMContext &Context;
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public:
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IRBuilderBase(LLVMContext &context)
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: Context(context) {
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ClearInsertionPoint();
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}
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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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BasicBlock::iterator GetInsertPoint() const { return InsertPt; }
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LLVMContext &getContext() const { return Context; }
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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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/// SetCurrentDebugLocation - Set location information used by debugging
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/// information.
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void SetCurrentDebugLocation(const DebugLoc &L) {
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CurDbgLocation = L;
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}
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/// getCurrentDebugLocation - Get location information used by debugging
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/// information.
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const DebugLoc &getCurrentDebugLocation() const { return CurDbgLocation; }
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/// SetInstDebugLocation - If this builder has a current debug location, set
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/// it on the specified instruction.
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void SetInstDebugLocation(Instruction *I) const {
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if (!CurDbgLocation.isUnknown())
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I->setDebugLoc(CurDbgLocation);
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}
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/// InsertPoint - A saved insertion point.
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class InsertPoint {
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BasicBlock *Block;
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BasicBlock::iterator Point;
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public:
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/// Creates a new insertion point which doesn't point to anything.
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InsertPoint() : Block(0) {}
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/// Creates a new insertion point at the given location.
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InsertPoint(BasicBlock *InsertBlock, BasicBlock::iterator InsertPoint)
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: Block(InsertBlock), Point(InsertPoint) {}
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/// isSet - Returns true if this insert point is set.
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bool isSet() const { return (Block != 0); }
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llvm::BasicBlock *getBlock() const { return Block; }
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llvm::BasicBlock::iterator getPoint() const { return Point; }
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};
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/// saveIP - Returns the current insert point.
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InsertPoint saveIP() const {
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return InsertPoint(GetInsertBlock(), GetInsertPoint());
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}
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/// saveAndClearIP - Returns the current insert point, clearing it
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/// in the process.
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InsertPoint saveAndClearIP() {
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InsertPoint IP(GetInsertBlock(), GetInsertPoint());
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ClearInsertionPoint();
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return IP;
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}
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/// restoreIP - Sets the current insert point to a previously-saved
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/// location.
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void restoreIP(InsertPoint IP) {
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if (IP.isSet())
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SetInsertPoint(IP.getBlock(), IP.getPoint());
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else
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ClearInsertionPoint();
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}
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//===--------------------------------------------------------------------===//
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// Miscellaneous creation methods.
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//===--------------------------------------------------------------------===//
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/// CreateGlobalString - Make a new global variable with an initializer that
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/// has array of i8 type filled in with the nul terminated string value
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/// specified. If Name is specified, it is the name of the global variable
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/// created.
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Value *CreateGlobalString(const char *Str = "", const Twine &Name = "");
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/// getInt1 - Get a constant value representing either true or false.
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ConstantInt *getInt1(bool V) {
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return ConstantInt::get(getInt1Ty(), V);
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}
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/// getTrue - Get the constant value for i1 true.
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ConstantInt *getTrue() {
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return ConstantInt::getTrue(Context);
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}
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/// getFalse - Get the constant value for i1 false.
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ConstantInt *getFalse() {
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return ConstantInt::getFalse(Context);
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}
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/// getInt8 - Get a constant 8-bit value.
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ConstantInt *getInt8(uint8_t C) {
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return ConstantInt::get(getInt8Ty(), C);
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}
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/// getInt16 - Get a constant 16-bit value.
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ConstantInt *getInt16(uint16_t C) {
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return ConstantInt::get(getInt16Ty(), C);
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}
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/// getInt32 - Get a constant 32-bit value.
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ConstantInt *getInt32(uint32_t C) {
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return ConstantInt::get(getInt32Ty(), C);
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}
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/// getInt64 - Get a constant 64-bit value.
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ConstantInt *getInt64(uint64_t C) {
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return ConstantInt::get(getInt64Ty(), C);
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}
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//===--------------------------------------------------------------------===//
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// Type creation methods
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//===--------------------------------------------------------------------===//
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/// getInt1Ty - Fetch the type representing a single bit
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const IntegerType *getInt1Ty() {
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return Type::getInt1Ty(Context);
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}
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/// getInt8Ty - Fetch the type representing an 8-bit integer.
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const IntegerType *getInt8Ty() {
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return Type::getInt8Ty(Context);
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}
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/// getInt16Ty - Fetch the type representing a 16-bit integer.
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const IntegerType *getInt16Ty() {
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return Type::getInt16Ty(Context);
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}
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/// getInt32Ty - Fetch the type resepresenting a 32-bit integer.
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const IntegerType *getInt32Ty() {
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return Type::getInt32Ty(Context);
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}
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/// getInt64Ty - Fetch the type representing a 64-bit integer.
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const IntegerType *getInt64Ty() {
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return Type::getInt64Ty(Context);
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}
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/// getFloatTy - Fetch the type representing a 32-bit floating point value.
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const Type *getFloatTy() {
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return Type::getFloatTy(Context);
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}
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/// getDoubleTy - Fetch the type representing a 64-bit floating point value.
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const Type *getDoubleTy() {
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return Type::getDoubleTy(Context);
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}
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/// getVoidTy - Fetch the type representing void.
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const Type *getVoidTy() {
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return Type::getVoidTy(Context);
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}
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const PointerType *getInt8PtrTy() {
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return Type::getInt8PtrTy(Context);
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}
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/// getCurrentFunctionReturnType - Get the return type of the current function
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/// that we're emitting into.
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const Type *getCurrentFunctionReturnType() const;
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};
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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 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. The fourth template argument allows clients to
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/// specify custom insertion hooks that are called on every newly created
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/// insertion.
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template<bool preserveNames = true, typename T = ConstantFolder,
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typename Inserter = IRBuilderDefaultInserter<preserveNames> >
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class IRBuilder : public IRBuilderBase, public Inserter {
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T Folder;
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public:
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IRBuilder(LLVMContext &C, const T &F, const Inserter &I = Inserter())
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: IRBuilderBase(C), Inserter(I), Folder(F) {
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}
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explicit IRBuilder(LLVMContext &C) : IRBuilderBase(C), Folder(C) {
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}
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explicit IRBuilder(BasicBlock *TheBB, const T &F)
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: IRBuilderBase(TheBB->getContext()), Folder(F) {
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SetInsertPoint(TheBB);
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}
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explicit IRBuilder(BasicBlock *TheBB)
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: IRBuilderBase(TheBB->getContext()), Folder(Context) {
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SetInsertPoint(TheBB);
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}
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IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP, const T& F)
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: IRBuilderBase(TheBB->getContext()), Folder(F) {
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SetInsertPoint(TheBB, IP);
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}
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IRBuilder(BasicBlock *TheBB, BasicBlock::iterator IP)
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: IRBuilderBase(TheBB->getContext()), Folder(Context) {
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SetInsertPoint(TheBB, IP);
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}
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/// getFolder - Get the constant folder being used.
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const T &getFolder() { return Folder; }
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/// isNamePreserving - Return true if this builder is configured to actually
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/// add the requested names to IR created through it.
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bool isNamePreserving() const { return preserveNames; }
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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 Twine &Name = "") const {
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this->InsertHelper(I, Name, BB, InsertPt);
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if (!getCurrentDebugLocation().isUnknown())
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this->SetInstDebugLocation(I);
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return I;
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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(Context));
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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(Context, 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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Value *V = UndefValue::get(getCurrentFunctionReturnType());
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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(Context, 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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/// CreateIndirectBr - Create an indirect branch instruction with the
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/// specified address operand, with an optional hint for the number of
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/// destinations that will be added (for efficient allocation).
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IndirectBrInst *CreateIndirectBr(Value *Addr, unsigned NumDests = 10) {
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return Insert(IndirectBrInst::Create(Addr, NumDests));
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}
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InvokeInst *CreateInvoke(Value *Callee, BasicBlock *NormalDest,
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BasicBlock *UnwindDest, const Twine &Name = "") {
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Value *Args[] = { 0 };
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return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest, Args,
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Args), Name);
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}
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InvokeInst *CreateInvoke(Value *Callee, BasicBlock *NormalDest,
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BasicBlock *UnwindDest, Value *Arg1,
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const Twine &Name = "") {
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Value *Args[] = { Arg1 };
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return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest, Args,
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Args+1), Name);
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}
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InvokeInst *CreateInvoke3(Value *Callee, BasicBlock *NormalDest,
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BasicBlock *UnwindDest, Value *Arg1,
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Value *Arg2, Value *Arg3,
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const Twine &Name = "") {
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Value *Args[] = { Arg1, Arg2, Arg3 };
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return Insert(InvokeInst::Create(Callee, NormalDest, UnwindDest, Args,
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Args+3), Name);
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}
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/// CreateInvoke - Create an invoke instruction.
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template<typename RandomAccessIterator>
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InvokeInst *CreateInvoke(Value *Callee, BasicBlock *NormalDest,
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BasicBlock *UnwindDest,
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RandomAccessIterator ArgBegin,
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RandomAccessIterator ArgEnd,
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const Twine &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(Context));
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}
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UnreachableInst *CreateUnreachable() {
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return Insert(new UnreachableInst(Context));
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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 Twine &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 *CreateNSWAdd(Value *LHS, Value *RHS, const Twine &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.CreateNSWAdd(LC, RC);
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return Insert(BinaryOperator::CreateNSWAdd(LHS, RHS), Name);
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}
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Value *CreateNUWAdd(Value *LHS, Value *RHS, const Twine &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.CreateNUWAdd(LC, RC);
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return Insert(BinaryOperator::CreateNUWAdd(LHS, RHS), Name);
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}
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Value *CreateFAdd(Value *LHS, Value *RHS, const Twine &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.CreateFAdd(LC, RC);
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return Insert(BinaryOperator::CreateFAdd(LHS, RHS), Name);
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}
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Value *CreateSub(Value *LHS, Value *RHS, const Twine &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 *CreateNSWSub(Value *LHS, Value *RHS, const Twine &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.CreateNSWSub(LC, RC);
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return Insert(BinaryOperator::CreateNSWSub(LHS, RHS), Name);
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}
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Value *CreateNUWSub(Value *LHS, Value *RHS, const Twine &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.CreateNUWSub(LC, RC);
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return Insert(BinaryOperator::CreateNUWSub(LHS, RHS), Name);
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}
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Value *CreateFSub(Value *LHS, Value *RHS, const Twine &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.CreateFSub(LC, RC);
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return Insert(BinaryOperator::CreateFSub(LHS, RHS), Name);
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}
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Value *CreateMul(Value *LHS, Value *RHS, const Twine &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 *CreateNSWMul(Value *LHS, Value *RHS, const Twine &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.CreateNSWMul(LC, RC);
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return Insert(BinaryOperator::CreateNSWMul(LHS, RHS), Name);
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}
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Value *CreateNUWMul(Value *LHS, Value *RHS, const Twine &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.CreateNUWMul(LC, RC);
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return Insert(BinaryOperator::CreateNUWMul(LHS, RHS), Name);
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}
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Value *CreateFMul(Value *LHS, Value *RHS, const Twine &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.CreateFMul(LC, RC);
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return Insert(BinaryOperator::CreateFMul(LHS, RHS), Name);
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}
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Value *CreateUDiv(Value *LHS, Value *RHS, const Twine &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 Twine &Name = "") {
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if (Constant *LC = dyn_cast<Constant>(LHS))
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if (Constant *RC = dyn_cast<Constant>(RHS))
|
|
return Folder.CreateSDiv(LC, RC);
|
|
return Insert(BinaryOperator::CreateSDiv(LHS, RHS), 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 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 Twine &Name = "") {
|
|
if (Constant *LC = dyn_cast<Constant>(LHS))
|
|
if (Constant *RC = dyn_cast<Constant>(RHS))
|
|
return Folder.CreateURem(LC, RC);
|
|
return Insert(BinaryOperator::CreateURem(LHS, RHS), 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 Folder.CreateSRem(LC, RC);
|
|
return Insert(BinaryOperator::CreateSRem(LHS, RHS), 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 Folder.CreateFRem(LC, RC);
|
|
return Insert(BinaryOperator::CreateFRem(LHS, RHS), 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 Folder.CreateShl(LC, RC);
|
|
return Insert(BinaryOperator::CreateShl(LHS, RHS), 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 Folder.CreateLShr(LC, RC);
|
|
return Insert(BinaryOperator::CreateLShr(LHS, RHS), 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 Folder.CreateAShr(LC, RC);
|
|
return Insert(BinaryOperator::CreateAShr(LHS, RHS), 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))
|
|
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 *CreateAnd(Value *LHS, const APInt &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 *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 *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 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);
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
Value *CreateNeg(Value *V, const Twine &Name = "") {
|
|
if (Constant *VC = dyn_cast<Constant>(V))
|
|
return Folder.CreateNeg(VC);
|
|
return Insert(BinaryOperator::CreateNeg(V), 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
|
|
//===--------------------------------------------------------------------===//
|
|
|
|
AllocaInst *CreateAlloca(const Type *Ty, Value *ArraySize = 0,
|
|
const Twine &Name = "") {
|
|
return Insert(new AllocaInst(Ty, ArraySize), Name);
|
|
}
|
|
// 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 Twine &Name = "") {
|
|
return Insert(new LoadInst(Ptr), Name);
|
|
}
|
|
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 RandomAccessIterator>
|
|
Value *CreateGEP(Value *Ptr,
|
|
RandomAccessIterator IdxBegin,
|
|
RandomAccessIterator IdxEnd,
|
|
const Twine &Name = "") {
|
|
if (Constant *PC = dyn_cast<Constant>(Ptr)) {
|
|
// Every index must be constant.
|
|
RandomAccessIterator i;
|
|
for (i = IdxBegin; i < IdxEnd; ++i)
|
|
if (!isa<Constant>(*i))
|
|
break;
|
|
if (i == IdxEnd)
|
|
return Folder.CreateGetElementPtr(PC, &IdxBegin[0], IdxEnd - IdxBegin);
|
|
}
|
|
return Insert(GetElementPtrInst::Create(Ptr, IdxBegin, IdxEnd), Name);
|
|
}
|
|
template<typename RandomAccessIterator>
|
|
Value *CreateInBoundsGEP(Value *Ptr, RandomAccessIterator IdxBegin,
|
|
RandomAccessIterator IdxEnd,
|
|
const Twine &Name = "") {
|
|
if (Constant *PC = dyn_cast<Constant>(Ptr)) {
|
|
// Every index must be constant.
|
|
RandomAccessIterator 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 Folder.CreateGetElementPtr(PC, &IC, 1);
|
|
return Insert(GetElementPtrInst::Create(Ptr, Idx), Name);
|
|
}
|
|
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 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 = ConstantInt::get(Type::getInt32Ty(Context), 0);
|
|
Value *Args[] = { zero, zero };
|
|
return CreateInBoundsGEP(gv, Args, Args+2, Name);
|
|
}
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Instruction creation methods: Cast/Conversion Operators
|
|
//===--------------------------------------------------------------------===//
|
|
|
|
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 Twine &Name = "") {
|
|
return CreateCast(Instruction::ZExt, V, DestTy, 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 Twine &Name = ""){
|
|
return CreateCast(Instruction::FPToUI, V, DestTy, 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 Twine &Name = ""){
|
|
return CreateCast(Instruction::UIToFP, V, DestTy, 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 Twine &Name = "") {
|
|
return CreateCast(Instruction::FPTrunc, V, DestTy, 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 Twine &Name = "") {
|
|
return CreateCast(Instruction::PtrToInt, V, DestTy, Name);
|
|
}
|
|
Value *CreateIntToPtr(Value *V, const Type *DestTy,
|
|
const Twine &Name = "") {
|
|
return CreateCast(Instruction::IntToPtr, V, DestTy, Name);
|
|
}
|
|
Value *CreateBitCast(Value *V, const Type *DestTy,
|
|
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 Twine &Name = "") {
|
|
if (V->getType() == DestTy)
|
|
return V;
|
|
if (Constant *VC = dyn_cast<Constant>(V))
|
|
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 Twine &Name = "") {
|
|
if (V->getType() == DestTy)
|
|
return V;
|
|
if (Constant *VC = dyn_cast<Constant>(V))
|
|
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 Twine &Name = "") {
|
|
return CreateICmp(ICmpInst::ICMP_EQ, LHS, RHS, 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 Twine &Name = "") {
|
|
return CreateICmp(ICmpInst::ICMP_UGT, LHS, RHS, 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 Twine &Name = "") {
|
|
return CreateICmp(ICmpInst::ICMP_ULT, LHS, RHS, 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 Twine &Name = "") {
|
|
return CreateICmp(ICmpInst::ICMP_SGT, LHS, RHS, 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 Twine &Name = "") {
|
|
return CreateICmp(ICmpInst::ICMP_SLT, LHS, RHS, 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 Twine &Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_OEQ, LHS, RHS, 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 Twine &Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_OGE, LHS, RHS, 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 Twine &Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_OLE, LHS, RHS, 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 Twine &Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_ORD, LHS, RHS, 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 Twine &Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_UEQ, LHS, RHS, 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 Twine &Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_UGE, LHS, RHS, 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 Twine &Name = "") {
|
|
return CreateFCmp(FCmpInst::FCMP_ULE, LHS, RHS, 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 Twine &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 Twine &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);
|
|
}
|
|
|
|
//===--------------------------------------------------------------------===//
|
|
// Instruction creation methods: Other Instructions
|
|
//===--------------------------------------------------------------------===//
|
|
|
|
PHINode *CreatePHI(const Type *Ty, const Twine &Name = "") {
|
|
return Insert(PHINode::Create(Ty), Name);
|
|
}
|
|
|
|
CallInst *CreateCall(Value *Callee, const Twine &Name = "") {
|
|
return Insert(CallInst::Create(Callee), 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 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 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 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 RandomAccessIterator>
|
|
CallInst *CreateCall(Value *Callee, RandomAccessIterator ArgBegin,
|
|
RandomAccessIterator ArgEnd, const Twine &Name = "") {
|
|
return Insert(CallInst::Create(Callee, ArgBegin, ArgEnd), Name);
|
|
}
|
|
|
|
Value *CreateSelect(Value *C, Value *True, Value *False,
|
|
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 Folder.CreateSelect(CC, TC, FC);
|
|
return Insert(SelectInst::Create(C, True, False), 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 Twine &Name = "") {
|
|
if (Constant *VC = dyn_cast<Constant>(Vec))
|
|
if (Constant *IC = dyn_cast<Constant>(Idx))
|
|
return Folder.CreateExtractElement(VC, IC);
|
|
return Insert(ExtractElementInst::Create(Vec, Idx), Name);
|
|
}
|
|
|
|
Value *CreateInsertElement(Value *Vec, Value *NewElt, Value *Idx,
|
|
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 Folder.CreateInsertElement(VC, NC, IC);
|
|
return Insert(InsertElementInst::Create(Vec, NewElt, Idx), Name);
|
|
}
|
|
|
|
Value *CreateShuffleVector(Value *V1, Value *V2, Value *Mask,
|
|
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 Folder.CreateShuffleVector(V1C, V2C, MC);
|
|
return Insert(new ShuffleVectorInst(V1, V2, Mask), Name);
|
|
}
|
|
|
|
Value *CreateExtractValue(Value *Agg, unsigned Idx,
|
|
const Twine &Name = "") {
|
|
if (Constant *AggC = dyn_cast<Constant>(Agg))
|
|
return Folder.CreateExtractValue(AggC, &Idx, 1);
|
|
return Insert(ExtractValueInst::Create(Agg, Idx), Name);
|
|
}
|
|
|
|
template<typename RandomAccessIterator>
|
|
Value *CreateExtractValue(Value *Agg,
|
|
RandomAccessIterator IdxBegin,
|
|
RandomAccessIterator IdxEnd,
|
|
const Twine &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 Twine &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 RandomAccessIterator>
|
|
Value *CreateInsertValue(Value *Agg, Value *Val,
|
|
RandomAccessIterator IdxBegin,
|
|
RandomAccessIterator IdxEnd,
|
|
const Twine &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 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
|