diff options
| author | Jelmer Vernooij <jelmer@samba.org> | 2008-01-05 23:09:38 +0100 |
|---|---|---|
| committer | Jelmer Vernooij <jelmer@samba.org> | 2008-01-05 23:09:38 +0100 |
| commit | aaa27706664da2855c09da0691c3717b571edaba (patch) | |
| tree | 17cc8a7475f7062eb664d0201d660c77bf415a7e /source3/include/debug.h | |
| parent | 3ba8fbef29aabfcd78e1170fcbfcf7bc943af6f9 (diff) | |
| parent | 4a413e4bd177402a1697cffac43d35e94cc55102 (diff) | |
| download | samba-aaa27706664da2855c09da0691c3717b571edaba.tar.gz samba-aaa27706664da2855c09da0691c3717b571edaba.tar.bz2 samba-aaa27706664da2855c09da0691c3717b571edaba.zip | |
Merge branch 'v3-2-test' of ssh://git.samba.org/data/git/samba into v3-2-test
(This used to be commit 5a30f6377d37d8a5cadce4fb9a2fc19b78fc1709)
Diffstat (limited to 'source3/include/debug.h')
| -rw-r--r-- | source3/include/debug.h | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/source3/include/debug.h b/source3/include/debug.h index 46e5620cc7..284671c730 100644 --- a/source3/include/debug.h +++ b/source3/include/debug.h @@ -161,9 +161,24 @@ extern bool *DEBUGLEVEL_CLASS_ISSET; * will remove the extra conditional test. */ +/* + * From talloc.c: + */ + +/* these macros gain us a few percent of speed on gcc */ +#if (__GNUC__ >= 3) +/* the strange !! is to ensure that __builtin_expect() takes either 0 or 1 + as its first argument */ +#define likely(x) __builtin_expect(!!(x), 1) +#define unlikely(x) __builtin_expect(!!(x), 0) +#else +#define likely(x) (x) +#define unlikely(x) (x) +#endif + #define DEBUGLVL( level ) \ ( ((level) <= MAX_DEBUG_LEVEL) && \ - ((DEBUGLEVEL_CLASS[ DBGC_CLASS ] >= (level))|| \ + unlikely((DEBUGLEVEL_CLASS[ DBGC_CLASS ] >= (level))|| \ (!DEBUGLEVEL_CLASS_ISSET[ DBGC_CLASS ] && \ DEBUGLEVEL_CLASS[ DBGC_ALL ] >= (level)) ) \ && dbghdr( level, DBGC_CLASS, __FILE__, FUNCTION_MACRO, (__LINE__) ) ) @@ -171,7 +186,7 @@ extern bool *DEBUGLEVEL_CLASS_ISSET; #define DEBUGLVLC( dbgc_class, level ) \ ( ((level) <= MAX_DEBUG_LEVEL) && \ - ((DEBUGLEVEL_CLASS[ dbgc_class ] >= (level))|| \ + unlikely((DEBUGLEVEL_CLASS[ dbgc_class ] >= (level))|| \ (!DEBUGLEVEL_CLASS_ISSET[ dbgc_class ] && \ DEBUGLEVEL_CLASS[ DBGC_ALL ] >= (level)) ) \ && dbghdr( level, DBGC_CLASS, __FILE__, FUNCTION_MACRO, (__LINE__) ) ) @@ -179,7 +194,7 @@ extern bool *DEBUGLEVEL_CLASS_ISSET; #define DEBUG( level, body ) \ (void)( ((level) <= MAX_DEBUG_LEVEL) && \ - ((DEBUGLEVEL_CLASS[ DBGC_CLASS ] >= (level))|| \ + unlikely((DEBUGLEVEL_CLASS[ DBGC_CLASS ] >= (level))|| \ (!DEBUGLEVEL_CLASS_ISSET[ DBGC_CLASS ] && \ DEBUGLEVEL_CLASS[ DBGC_ALL ] >= (level)) ) \ && (dbghdr( level, DBGC_CLASS, __FILE__, FUNCTION_MACRO, (__LINE__) )) \ @@ -187,7 +202,7 @@ extern bool *DEBUGLEVEL_CLASS_ISSET; #define DEBUGC( dbgc_class, level, body ) \ (void)( ((level) <= MAX_DEBUG_LEVEL) && \ - ((DEBUGLEVEL_CLASS[ dbgc_class ] >= (level))|| \ + unlikely((DEBUGLEVEL_CLASS[ dbgc_class ] >= (level))|| \ (!DEBUGLEVEL_CLASS_ISSET[ dbgc_class ] && \ DEBUGLEVEL_CLASS[ DBGC_ALL ] >= (level)) ) \ && (dbghdr( level, DBGC_CLASS, __FILE__, FUNCTION_MACRO, (__LINE__) )) \ @@ -195,14 +210,14 @@ extern bool *DEBUGLEVEL_CLASS_ISSET; #define DEBUGADD( level, body ) \ (void)( ((level) <= MAX_DEBUG_LEVEL) && \ - ((DEBUGLEVEL_CLASS[ DBGC_CLASS ] >= (level))|| \ + unlikely((DEBUGLEVEL_CLASS[ DBGC_CLASS ] >= (level))|| \ (!DEBUGLEVEL_CLASS_ISSET[ DBGC_CLASS ] && \ DEBUGLEVEL_CLASS[ DBGC_ALL ] >= (level)) ) \ && (dbgtext body) ) #define DEBUGADDC( dbgc_class, level, body ) \ (void)( ((level) <= MAX_DEBUG_LEVEL) && \ - ((DEBUGLEVEL_CLASS[ dbgc_class ] >= (level))|| \ + unlikely((DEBUGLEVEL_CLASS[ dbgc_class ] >= (level))|| \ (!DEBUGLEVEL_CLASS_ISSET[ dbgc_class ] && \ DEBUGLEVEL_CLASS[ DBGC_ALL ] >= (level)) ) \ && (dbgtext body) ) |