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liblzma: crc_clmul.c: Add crc_attr_target macro.

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This reduces the number of the complex #if directives.
This commit is contained in:
Lasse Collin 2023-10-21 00:06:52 +03:00
parent d164ac0e62
commit e3833e297d
1 changed files with 16 additions and 14 deletions
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30
src/liblzma/check/crc_clmul.c
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@ -31,6 +31,19 @@
#include <immintrin.h> #include <immintrin.h>
// EDG-based compilers (Intel's classic compiler and compiler for E2K) can
// define __GNUC__ but the attribute must not be used with them.
// The new Clang-based ICX needs the attribute.
//
// NOTE: Build systems check for this too, keep them in sync with this.
#if (defined(__GNUC__) || defined(__clang__)) && !defined(__EDG__)
# define crc_attr_target \
__attribute__((__target__("ssse3,sse4.1,pclmul")))
#else
# define crc_attr_target
#endif
#define MASK_L(in, mask, r) r = _mm_shuffle_epi8(in, mask) #define MASK_L(in, mask, r) r = _mm_shuffle_epi8(in, mask)
#define MASK_H(in, mask, r) \ #define MASK_H(in, mask, r) \
@ -41,9 +54,7 @@
MASK_H(in, mask, high) MASK_H(in, mask, high)
#if (defined(__GNUC__) || defined(__clang__)) && !defined(__EDG__) crc_attr_target
__attribute__((__target__("ssse3,sse4.1,pclmul")))
#endif
crc_attr_no_sanitize_address crc_attr_no_sanitize_address
static crc_always_inline void static crc_always_inline void
crc_simd_body(const uint8_t *buf, const size_t size, __m128i *v0, __m128i *v1, crc_simd_body(const uint8_t *buf, const size_t size, __m128i *v0, __m128i *v1,
@ -216,14 +227,7 @@ calc_hi(uint64_t p, uint64_t a, int n)
#ifdef HAVE_CHECK_CRC32 #ifdef HAVE_CHECK_CRC32
// EDG-based compilers (Intel's classic compiler and compiler for E2K) can crc_attr_target
// define __GNUC__ but the attribute must not be used with them.
// The new Clang-based ICX needs the attribute.
//
// NOTE: Build systems check for this too, keep them in sync with this.
#if (defined(__GNUC__) || defined(__clang__)) && !defined(__EDG__)
__attribute__((__target__("ssse3,sse4.1,pclmul")))
#endif
crc_attr_no_sanitize_address crc_attr_no_sanitize_address
extern uint32_t extern uint32_t
lzma_crc32_clmul(const uint8_t *buf, size_t size, uint32_t crc) lzma_crc32_clmul(const uint8_t *buf, size_t size, uint32_t crc)
@ -312,9 +316,7 @@ calc_hi(uint64_t poly, uint64_t a)
# pragma optimize("g", off) # pragma optimize("g", off)
#endif #endif
#if (defined(__GNUC__) || defined(__clang__)) && !defined(__EDG__) crc_attr_target
__attribute__((__target__("ssse3,sse4.1,pclmul")))
#endif
crc_attr_no_sanitize_address crc_attr_no_sanitize_address
extern uint64_t extern uint64_t
lzma_crc64_clmul(const uint8_t *buf, size_t size, uint64_t crc) lzma_crc64_clmul(const uint8_t *buf, size_t size, uint64_t crc)