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// Copyright 2014 Google Inc. 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.
#ifndef COBALT_BASE_COMPILER_H_
#define COBALT_BASE_COMPILER_H_
#if defined(STARBOARD)
#include "starboard/configuration.h"
#define LIKELY SB_LIKELY
#define UNLIKELY SB_UNLIKELY
#else
// Macro for hinting that an expression is likely to be true.
#if !defined(LIKELY)
#if defined(__GNUC__)
#define LIKELY(x) __builtin_expect(!!(x), 1)
#elif defined(_MSC_VER)
#define LIKELY(x) (x)
#else
#error unsupported compiler
#endif // defined(__GNUC__)
#endif // !defined(LIKELY)
// Macro for hinting that an expression is likely to be false.
#if !defined(UNLIKELY)
#if defined(__GNUC__)
#define UNLIKELY(x) __builtin_expect(!!(x), 0)
#elif defined(_MSC_VER)
#define UNLIKELY(x) (x)
#else
#error unsupported compiler
#endif // defined(__GNUC__)
#endif // !defined(UNLIKELY)
#endif // defined(STARBOARD)
#endif // COBALT_BASE_COMPILER_H_