depot/third_party/nixpkgs/pkgs/development/libraries/v8/gcc_arm.patch
Default email 849ee4d900 Project import generated by Copybara.
GitOrigin-RevId: 9e377a6ce42dccd9b624ae4ce8f978dc892ba0e2
2021-04-08 18:26:57 +02:00

31 lines
1.1 KiB
Diff

diff --git a/third_party/zlib/contrib/optimizations/insert_string.h b/third_party/zlib/contrib/optimizations/insert_string.h
index 1826601..d123305 100644
--- a/third_party/zlib/contrib/optimizations/insert_string.h
+++ b/third_party/zlib/contrib/optimizations/insert_string.h
@@ -26,15 +26,23 @@
#define _cpu_crc32_u32 _mm_crc32_u32
#elif defined(CRC32_ARMV8_CRC32)
- #if defined(__clang__)
+ #if defined(__GNUC__) || defined(__clang__)
#undef TARGET_CPU_WITH_CRC
- #define __crc32cw __builtin_arm_crc32cw
+ #if defined(__clang__)
+ #define __crc32cw __builtin_arm_crc32cw
+ #elif defined(__GNUC__)
+ #define __crc32cw __builtin_aarch64_crc32cw
+ #endif
#endif
#define _cpu_crc32_u32 __crc32cw
#if defined(__aarch64__)
- #define TARGET_CPU_WITH_CRC __attribute__((target("crc")))
+ #if defined(__clang__)
+ #define TARGET_CPU_WITH_CRC __attribute__((target("crc")))
+ #elif defined(__GNUC__)
+ #define TARGET_CPU_WITH_CRC __attribute__((target("+crc")))
+ #endif
#else // !defined(__aarch64__)
#define TARGET_CPU_WITH_CRC __attribute__((target("armv8-a,crc")))
#endif // defined(__aarch64__)