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authorAndrei Karas <akaras@inbox.ru>2017-06-30 14:07:19 +0300
committerAndrei Karas <akaras@inbox.ru>2017-06-30 14:07:19 +0300
commitc51f5a671e5fc6b78e57df46daf0fdba319dadf7 (patch)
tree308e6d6aa84eaccdfe2f2fc036b9a5d8a9a4be77 /src/utils
parent38419eeb9df6a8778c292e219a3667bd5ebd4680 (diff)
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Move likely macroses into separate file.
Diffstat (limited to 'src/utils')
-rw-r--r--src/utils/likely.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/utils/likely.h b/src/utils/likely.h
new file mode 100644
index 000000000..0df22a379
--- /dev/null
+++ b/src/utils/likely.h
@@ -0,0 +1,32 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2011-2017 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef UTILS_LIKELY_H
+#define UTILS_LIKELY_H
+
+#ifdef __GNUC__
+#define A_LIKELY(x) __builtin_expect (!!(x), 1)
+#define A_UNLIKELY(x) __builtin_expect (!!(x), 0)
+#else // __GNUC__
+#define A_LIKELY(x) (x)
+#define A_UNLIKELY(x) (x)
+#endif // __GNUC__
+
+#endif // UTILS_LIKELY_H