author | Elliott Hughes <enh@google.com> | |
Wed, 3 Dec 2014 16:15:44 +0000 (16:15 +0000) | ||
committer | Gerrit Code Review <noreply-gerritcodereview@google.com> | |
Wed, 3 Dec 2014 16:15:45 +0000 (16:15 +0000) |
libc/arch-arm64/include/machine/endian.h | patch | blob | history |
index 4743733633b4eb4aa362feca995da83d14e95b7f..b9544afe5c007f3d275df4a5e110188626c2a6dc 100644 (file)
#ifdef __GNUC__
-#define __swap16md(x) ({ \
- register u_int16_t _x = (x); \
- __asm volatile ("rev16 %0, %0" : "+r" (_x)); \
- _x; \
-})
-
/* Use GCC builtins */
+#define __swap16md(x) __builtin_bswap16(x)
#define __swap32md(x) __builtin_bswap32(x)
#define __swap64md(x) __builtin_bswap64(x)