/*
 * Copyright (c) 2023, Alibaba Group Holding Limited;
 *
 * 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.
 */
#pragma once
#if defined __clang__
#define STRUCT_PACK_INLINE __attribute__((always_inline)) inline
#define CONSTEXPR_INLINE_LAMBDA __attribute__((always_inline)) constexpr
#elif defined _MSC_VER
#define STRUCT_PACK_INLINE __forceinline
#define CONSTEXPR_INLINE_LAMBDA constexpr
#else
#define STRUCT_PACK_INLINE __attribute__((always_inline)) inline
#define CONSTEXPR_INLINE_LAMBDA constexpr __attribute__((always_inline))
#endif

#if defined STRUCT_PACK_OPTIMIZE
#define STRUCT_PACK_MAY_INLINE STRUCT_PACK_INLINE
#else
#define STRUCT_PACK_MAY_INLINE inline
#endif

#if __has_cpp_attribute(likely) && __cplusplus >= 202002L
#define SP_LIKELY(expr) (expr) [[likely]]
#elif __GNUC__
#define SP_LIKELY(expr) (__builtin_expect(!!(expr), 1))
#else
#define SP_LIKELY(expr) (expr)
#endif

#if __has_cpp_attribute(unlikely) && __cplusplus >= 202002L
#define SP_UNLIKELY(expr) (expr) [[unlikely]]
#elif __GNUC__
#define SP_UNLIKELY(expr) (__builtin_expect(!!(expr), 0))
#else
#define SP_UNLIKELY(expr) (expr)
#endif

#if defined(__clang__)
#if __has_feature(cxx_rtti)
#define STRUCT_PACK_RTTI_ENABLED
#endif
#elif defined(__GNUC__)
#if defined(__GXX_RTTI)
#define STRUCT_PACK_RTTI_ENABLED
#endif
#elif defined(_MSC_VER)
#if defined(_CPPRTTI)
#define STRUCT_PACK_RTTI_ENABLED
#endif
#endif

#if defined __clang__ || __GNUC__
#define SP_RESTRICT __restrict__
#elif defined _MSC_VER
#define SP_RESTRICT __restrict
#else
#define SP_RESTRICT
#endif
