diff options
Diffstat (limited to 'libatomic/config/arm/arm-config.h')
-rw-r--r-- | libatomic/config/arm/arm-config.h | 52 |
1 files changed, 5 insertions, 47 deletions
diff --git a/libatomic/config/arm/arm-config.h b/libatomic/config/arm/arm-config.h index c0504be..b4783ad 100644 --- a/libatomic/config/arm/arm-config.h +++ b/libatomic/config/arm/arm-config.h @@ -23,57 +23,15 @@ <http://www.gnu.org/licenses/>. */ -#if defined(__ARM_ARCH_2__) -# define __ARM_ARCH__ 2 -#endif - -#if defined(__ARM_ARCH_3__) -# define __ARM_ARCH__ 3 -#endif - -#if defined(__ARM_ARCH_3M__) || defined(__ARM_ARCH_4__) \ - || defined(__ARM_ARCH_4T__) -/* We use __ARM_ARCH__ set to 4 here, but in reality it's any processor with - long multiply instructions. That includes v3M. */ -# define __ARM_ARCH__ 4 -#endif - -#if defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5T__) \ - || defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) \ - || defined(__ARM_ARCH_5TEJ__) -# define __ARM_ARCH__ 5 -#endif - -#if defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \ - || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6Z__) \ - || defined(__ARM_ARCH_6ZK__) || defined(__ARM_ARCH_6T2__) \ - || defined(__ARM_ARCH_6M__) -# define __ARM_ARCH__ 6 -#endif - -#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \ - || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \ - || defined(__ARM_ARCH_7EM__) -# define __ARM_ARCH__ 7 -#endif - -#if defined(__ARM_ARCH_8A__) -# define __ARM_ARCH__ 8 -#endif - -#ifndef __ARM_ARCH__ -#error Unable to determine architecture. -#endif - -#if __ARM_ARCH__ >= 7 || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__) +#if __ARM_FEATURE_LDREX & 4 # define HAVE_STREX 1 +#endif +#if (__ARM_FEATURE_LDREX & 0xF) == 0xF # define HAVE_STREXBHD 1 -#elif __ARM_ARCH__ == 6 -# define HAVE_STREX 1 #endif -#if __ARM_ARCH__ >= 7 +#if __ARM_ARCH >= 7 # define HAVE_DMB 1 -#elif __ARM_ARCH__ == 6 +#elif __ARM_ARCH == 6 # define HAVE_DMB_MCR 1 #endif |