introduce heim_builtin_expect

This commit is contained in:
Love Hornquist Astrand
2011-05-18 21:23:04 -07:00
parent 18b76b6236
commit 7da5085f07

View File

@@ -48,6 +48,22 @@ typedef heim_object_t heim_null_t;
#define HEIM_BASE_ONCE_INIT 0
typedef long heim_base_once_t; /* XXX arch dependant */
#if !defined(__has_extension)
#define __has_extension(x) 0
#endif
#define HEIM_REQUIRE_GNUC(m,n,p) \
(((__GNUC__ * 10000) + (__GNUC_MINOR__ * 100) + __GNUC_PATCHLEVEL__) >= \
(((m) * 10000) + ((n) * 100) + (p)))
#if __has_extension(__builtin_expect) || HEIM_REQUIRE_GNUC(3,0,0)
#define heim_builtin_expect(_op,_res) __builtin_expect(_op,_res)
#else
#define heim_builtin_expect(_op,_res) (_op)
#endif
void * heim_retain(heim_object_t);
void heim_release(heim_object_t);
@@ -79,7 +95,7 @@ heim_abortv(const char *fmt, va_list ap)
HEIMDAL_PRINTF_ATTRIBUTE((printf, 1, 0));
#define heim_assert(e,t) \
(__builtin_expect(!(e), 0) ? heim_abort(t ":" #e) : (void)0)
(heim_builtin_expect(!(e), 0) ? heim_abort(t ":" #e) : (void)0)
/*
*