// Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

/*
 * This file defines some MACROS that explicitly determine the op, kernel, mir
 * passes used in the inference lib.
 */
#pragma once

// some platform-independent defintion
// #include "lite/utils/macros.h"
// just copy lite/utils/macros.h here temperarily by mlu, since it affects
// compilation of demos
// BEGIN by MLU
#ifndef DISALLOW_COPY_AND_ASSIGN
#define DISALLOW_COPY_AND_ASSIGN(class__) \
  class__(const class__&) = delete;       \
  class__& operator=(const class__&) = delete;
#endif

#define LITE_UNIMPLEMENTED CHECK(false) << "Not Implemented";

#if defined(_WIN32)
#define UNUSED
#define __builtin_expect(EXP, C) (EXP)
#else
#define UNUSED __attribute__((unused))
#endif

/*
#ifndef LIKELY
#define LIKELY(x) __builtin_expect(!!(x), 1)
#endif

#ifndef UNLIKELY
//#define UNLIKELY(x) __built_expect(!!(x), 0)
#define UNLIKELY(x) (x)
#endif
 */

#ifdef __CUDACC__
#define HOSTDEVICE __host__ __device__
#define DEVICE __device__
#define HOST __host__
#else
#define HOSTDEVICE
#define DEVICE
#define HOST
#endif

#if defined(__FLT_MAX__)
#define FLT_MAX __FLT_MAX__
#endif  // __FLT_MAX__
// END by MLU

#define USE_LITE_OP(op_type__)       \
  extern int touch_op_##op_type__(); \
  int LITE_OP_REGISTER_FAKE(op_type__) UNUSED = touch_op_##op_type__();

#define USE_LITE_KERNEL(op_type__, target__, precision__, layout__, alias__) \
  extern int touch_##op_type__##target__##precision__##layout__##alias__();  \
  int op_type__##target__##precision__##layout__##alias__##__use_lite_kernel \
      UNUSED = touch_##op_type__##target__##precision__##layout__##alias__();

#define USE_MIR_PASS(name__)                      \
  extern bool mir_pass_registry##name__##_fake(); \
  static bool mir_pass_usage##name__ UNUSED =     \
      mir_pass_registry##name__##_fake();

#define LITE_OP_REGISTER_FAKE(op_type__) op_type__##__registry__