DXILOpBuilder.h

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//===- DXILOpBuilder.h - Helper class for build DIXLOp functions ----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// \file This file contains class to help build DXIL op functions.
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_LIB_TARGET_DIRECTX_DXILOPBUILDER_H
#define LLVM_LIB_TARGET_DIRECTX_DXILOPBUILDER_H
 
#include "DXILConstants.h"
#include "llvm/ADT/SmallVector.h"
 
namespace llvm {
class Module;
class IRBuilderBase;
class CallInst;
class Value;
class Type;
class FunctionType;
class Use;
 
namespace dxil {
 
class DXILOpBuilder {
public:
  DXILOpBuilder(Module &M, IRBuilderBase &B) : M(M), B(B) {}
  /// Create an instruction that calls DXIL Op with return type, specified
  /// opcode, and call arguments. \param OpCode Opcode of the DXIL Op call
  /// constructed \param ReturnTy Return type of the DXIL Op call constructed
  /// \param OverloadTy Overload type of the DXIL Op call constructed
  /// \return DXIL Op call constructed
  CallInst *createDXILOpCall(dxil::OpCode OpCode, Type *ReturnTy,
                             Type *OverloadTy, SmallVector<Value *> Args);
  Type *getOverloadTy(dxil::OpCode OpCode, FunctionType *FT);
  static const char *getOpCodeName(dxil::OpCode DXILOp);
 
private:
  Module &M;
  IRBuilderBase &B;
};
 
} // namespace dxil
} // namespace llvm
 
#endif