|
@@ -98,15 +98,17 @@ extern INLINE double U64_TO_DBL(uint64_t x) {
|
|
|
#define ATTR_PURE __attribute__((pure))
|
|
|
#define ATTR_MALLOC __attribute__((malloc))
|
|
|
#define ATTR_NONNULL(x) __attribute__((nonnull x))
|
|
|
-#define PREDICT(exp, val) __builtin_expect((exp), (val))
|
|
|
-#define PREDICT_LIKELY(exp) PREDICT((exp), 1)
|
|
|
-#define PREDICT_UNLIKELY(exp) PREDICT((exp), 0)
|
|
|
+/** Macro: Evaluates to <b>exp</b> and hints the compiler that the value
|
|
|
+ * of <b>exp</b> will probably be true. */
|
|
|
+#define PREDICT_LIKELY(exp) __builtin_expect((exp), 1)
|
|
|
+/** Macro: Evaluates to <b>exp</b> and hints the compiler that the value
|
|
|
+ * of <b>exp</b> will probably be false. */
|
|
|
+#define PREDICT_UNLIKELY(exp) __builtin_expect((exp), 0)
|
|
|
#else
|
|
|
#define ATTR_NORETURN
|
|
|
#define ATTR_PURE
|
|
|
#define ATTR_MALLOC
|
|
|
#define ATTR_NONNULL(x)
|
|
|
-#define PREDICT(exp, val) (exp)
|
|
|
#define PREDICT_LIKELY(exp) (exp)
|
|
|
#define PREDICT_UNLIKELY(exp) (exp)
|
|
|
#endif
|