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| author | Simo Sorce <idra@samba.org> | 2008-02-01 14:24:31 -0500 |
|---|---|---|
| committer | Simo Sorce <idra@samba.org> | 2008-02-01 14:24:31 -0500 |
| commit | 2fffc9a1b1fe2a1490e867bb38462e50c282d2b3 (patch) | |
| tree | 428e09c9b35138db8b7ca7161c659a71aa129d29 /source3/include/debug.h | |
| parent | 93a3c5b3f9927973b4ad1496f593ea147052d1e1 (diff) | |
| parent | b708005a7106db26d7df689b887b419c9f2ea41c (diff) | |
| download | samba-2fffc9a1b1fe2a1490e867bb38462e50c282d2b3.tar.gz samba-2fffc9a1b1fe2a1490e867bb38462e50c282d2b3.tar.bz2 samba-2fffc9a1b1fe2a1490e867bb38462e50c282d2b3.zip | |
Merge branch 'v3-2-test' of ssh://git.samba.org/data/git/samba into v3-2-test
(This used to be commit 7dbfc7bdc65314466a83e8121b35c9bcb24b2631)
Diffstat (limited to 'source3/include/debug.h')
| -rw-r--r-- | source3/include/debug.h | 34 |
1 files changed, 26 insertions, 8 deletions
diff --git a/source3/include/debug.h b/source3/include/debug.h index 46e5620cc7..d8dafcbd45 100644 --- a/source3/include/debug.h +++ b/source3/include/debug.h @@ -161,17 +161,35 @@ extern bool *DEBUGLEVEL_CLASS_ISSET; * will remove the extra conditional test. */ -#define DEBUGLVL( level ) \ +/* + * 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 CHECK_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)) ) \ + DEBUGLEVEL_CLASS[ DBGC_ALL ] >= (level)) ) ) + +#define DEBUGLVL( level ) \ + ( CHECK_DEBUGLVL(level) \ && dbghdr( level, DBGC_CLASS, __FILE__, FUNCTION_MACRO, (__LINE__) ) ) #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 +197,7 @@ 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 +205,7 @@ 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 +213,14 @@ 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) ) |