| 1 | /*
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| 2 | * Copyright (C) 2005, 2007, 2008 Apple Inc. All rights reserved.
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| 3 | *
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| 4 | * This library is free software; you can redistribute it and/or
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| 5 | * modify it under the terms of the GNU Library General Public
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| 6 | * License as published by the Free Software Foundation; either
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| 7 | * version 2 of the License, or (at your option) any later version.
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| 8 | *
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| 9 | * This library is distributed in the hope that it will be useful,
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| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 12 | * Library General Public License for more details.
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| 13 | *
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| 14 | * You should have received a copy of the GNU Library General Public License
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| 15 | * along with this library; see the file COPYING.LIB. If not, write to
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| 16 | * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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| 17 | * Boston, MA 02110-1301, USA.
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| 18 | *
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| 19 | */
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| 20 |
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| 21 | #include "Platform.h"
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| 22 |
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| 23 | #ifndef ALWAYS_INLINE
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| 24 | #if COMPILER(GCC) && defined(NDEBUG) && !COMPILER(MINGW)
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| 25 | #define ALWAYS_INLINE inline __attribute__ ((__always_inline__))
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| 26 | #elif COMPILER(MSVC) && defined(NDEBUG)
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| 27 | #define ALWAYS_INLINE __forceinline
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| 28 | #else
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| 29 | #define ALWAYS_INLINE inline
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| 30 | #endif
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| 31 | #endif
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| 32 |
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| 33 | #ifndef NEVER_INLINE
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| 34 | #if COMPILER(GCC)
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| 35 | #define NEVER_INLINE __attribute__ ((__noinline__))
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| 36 | #else
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| 37 | #define NEVER_INLINE
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| 38 | #endif
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| 39 | #endif
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| 40 |
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| 41 | #ifndef UNLIKELY
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| 42 | #if COMPILER(GCC)
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| 43 | #define UNLIKELY(x) __builtin_expect((x), 0)
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| 44 | #else
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| 45 | #define UNLIKELY(x) (x)
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| 46 | #endif
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| 47 | #endif
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| 48 |
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| 49 | #ifndef LIKELY
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| 50 | #if COMPILER(GCC)
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| 51 | #define LIKELY(x) __builtin_expect((x), 1)
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| 52 | #else
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| 53 | #define LIKELY(x) (x)
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| 54 | #endif
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| 55 | #endif
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