X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/28c176b668c841a3b7fb093faccf0efa39257603..34f6af4f61e0eec9c96113e07f140b609b4113c8:/lunaix-os/includes/lunaix/compiler.h?ds=sidebyside

diff --git a/lunaix-os/includes/lunaix/compiler.h b/lunaix-os/includes/lunaix/compiler.h
index 28ae36e..178c0fe 100644
--- a/lunaix-os/includes/lunaix/compiler.h
+++ b/lunaix-os/includes/lunaix/compiler.h
@@ -14,11 +14,23 @@
 #define unreachable             __builtin_unreachable()
 #define no_inline               __attribute__((noinline))
 
-#define defualt                 weak
+#define _default                weak
 
+#define msbiti                  (sizeof(int) * 8 - 1)
 #define clz(bits)               __builtin_clz(bits)
-#define sadd_overflow(a, b, of) __builtin_sadd_overflow(a, b, of)
-#define umul_overflow(a, b, of) __builtin_umul_overflow(a, b, of)
+
+#ifdef CONFIG_ARCH_BITS_64
+#define msbitl                  (sizeof(long) * 8 - 1)
+#define clzl(bits)              __builtin_clzl(bits)
+#else
+#define msbitl                  msbiti
+#define clzl(bits)              clz(bits)
+#endif
+
+#define sadd_of(a, b, of)       __builtin_sadd_overflow(a, b, of)
+#define saddl_of(a, b, of)      __builtin_saddl_overflow(a, b, of)
+#define umul_of(a, b, of)       __builtin_umul_overflow(a, b, of)
+#define umull_of(a, b, of)      __builtin_umull_overflow(a, b, of)
 #define offsetof(f, m)          __builtin_offsetof(f, m)
 
 #define prefetch_rd(ptr, ll)    __builtin_prefetch((ptr), 0, ll)