[PATCH 26/38] tools include: Define likely/unlikely in linux/compiler.h

[Arnaldo Carvalho de Melo]

From: Namhyung Kim <namhyung@xxxxxxxxxx>

Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung.kim@xxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1389276059-8829-3-git-send-email-namhyung@xxxxxxxxxx
[ Added the new header to tools/perf/MANIFEST ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/include/linux/compiler.h | 8 ++++++++
 tools/perf/MANIFEST            | 1 +
 2 files changed, 9 insertions(+)

diff --git a/tools/include/linux/compiler.h b/tools/include/linux/compiler.h
index 0135ccf2a00c..fbc6665c6d53 100644
--- a/tools/include/linux/compiler.h
+++ b/tools/include/linux/compiler.h
@@ -27,4 +27,12 @@
 # define __weak			__attribute__((weak))
 #endif
 
+#ifndef likely
+# define likely(x)		__builtin_expect(!!(x), 1)
+#endif
+
+#ifndef unlikely
+# define unlikely(x)		__builtin_expect(!!(x), 0)
+#endif
+
 #endif /* _TOOLS_LINUX_COMPILER_H */
diff --git a/tools/perf/MANIFEST b/tools/perf/MANIFEST
index 3170a7ff5782..285f28f7f821 100644
--- a/tools/perf/MANIFEST
+++ b/tools/perf/MANIFEST
@@ -4,6 +4,7 @@ tools/lib/traceevent
 tools/lib/lk
 tools/lib/symbol/kallsyms.c
 tools/lib/symbol/kallsyms.h
+tools/include/linux/compiler.h
 include/linux/const.h
 include/linux/perf_event.h
 include/linux/rbtree.h
-- 
1.8.1.4

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