mfbt/Likely.h
author Gaia Pushbot <release+gaiajson@mozilla.com>
Mon, 06 Jan 2014 18:55:25 -0800
changeset 179251 3a37244033093d342ff83a7cdc1e85b8b732eff3
parent 152848 f55906cadf07a9ef44cc4ce2574fe35f3dc85672
child 508163 6f3709b3878117466168c40affa7bca0b60cf75b
permissions -rw-r--r--
Bumping gaia.json for 4 gaia-central revision(s) a=gaia-bump ======== https://hg.mozilla.org/integration/gaia-central/rev/2860f076e014 Author: John Hu <johu@mozilla.com> Desc: Merge pull request #15054 from huchengtw-moz/video/Bug_915039-no-string-change Bug 915039 - [Video] There is no easy way to navigate back to the activi...,r=djf ======== https://hg.mozilla.org/integration/gaia-central/rev/4657e4f9e26f Author: John Hu <johu@mozilla.com> Desc: Bug 915039 - [Video] There is no easy way to navigate back to the activity caller if the library is empty ======== https://hg.mozilla.org/integration/gaia-central/rev/9ef07f058573 Author: John Hu <johu@mozilla.com> Desc: Merge pull request #15053 from huchengtw-moz/video/Bug_915039_revert Revert "Merge pull request #14745 from huchengtw-moz/video/Bug_915039_ad... ======== https://hg.mozilla.org/integration/gaia-central/rev/0cbfbd2b1343 Author: John Hu <johu@mozilla.com> Desc: Revert "Merge pull request #14745 from huchengtw-moz/video/Bug_915039_add_cancel_button" This reverts commit a523c1ee4130a7883981924f8e68fb94be02428a, reversing changes made to 83688a4f70774f1f96f4621f781024fcc925bce9.

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/*
 * MOZ_LIKELY and MOZ_UNLIKELY macros to hint to the compiler how a
 * boolean predicate should be branch-predicted.
 */

#ifndef mozilla_Likely_h
#define mozilla_Likely_h

#if defined(__clang__) || defined(__GNUC__)
#  define MOZ_LIKELY(x)   (__builtin_expect(!!(x), 1))
#  define MOZ_UNLIKELY(x) (__builtin_expect(!!(x), 0))
#else
#  define MOZ_LIKELY(x)   (!!(x))
#  define MOZ_UNLIKELY(x) (!!(x))
#endif

#endif /* mozilla_Likely_h */