diff options
Diffstat (limited to 'lib/scudo/scudo_crc32.cpp')
| -rw-r--r-- | lib/scudo/scudo_crc32.cpp | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/lib/scudo/scudo_crc32.cpp b/lib/scudo/scudo_crc32.cpp index 56be22f4e..a267dc4e3 100644 --- a/lib/scudo/scudo_crc32.cpp +++ b/lib/scudo/scudo_crc32.cpp @@ -12,24 +12,7 @@ /// //===----------------------------------------------------------------------===// -#include "sanitizer_common/sanitizer_internal_defs.h" - -// Hardware CRC32 is supported at compilation via the following: -// - for i386 & x86_64: -msse4.2 -// - for ARM & AArch64: -march=armv8-a+crc or -mcrc -// An additional check must be performed at runtime as well to make sure the -// emitted instructions are valid on the target host. - -#if defined(__SSE4_2__) || defined(__ARM_FEATURE_CRC32) -# ifdef __SSE4_2__ -# include <smmintrin.h> -# define CRC32_INTRINSIC FIRST_32_SECOND_64(_mm_crc32_u32, _mm_crc32_u64) -# endif -# ifdef __ARM_FEATURE_CRC32 -# include <arm_acle.h> -# define CRC32_INTRINSIC FIRST_32_SECOND_64(__crc32cw, __crc32cd) -# endif -#endif // defined(__SSE4_2__) || defined(__ARM_FEATURE_CRC32) +#include "scudo_crc32.h" namespace __scudo { |