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add CLAY_DISABLE_SIMD flag to conditionally disable SIMD includes (#251)

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johan0A 2025-02-06 21:41:38 +01:00 committed by GitHub
parent bd2ce4b833
commit 7a84facec9
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1 changed files with 4 additions and 4 deletions
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8
clay.h
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@ -15,9 +15,9 @@
#include <stddef.h> #include <stddef.h>
// SIMD includes on supported platforms // SIMD includes on supported platforms
#if defined(__x86_64__) || defined(_M_X64) || defined(_M_AMD64) #if !defined(CLAY_DISABLE_SIMD) && (defined(__x86_64__) || defined(_M_X64) || defined(_M_AMD64))
#include <emmintrin.h> #include <emmintrin.h>
#elif __aarch64__ #elif !defined(CLAY_DISABLE_SIMD) && defined(__aarch64__)
#include <arm_neon.h> #include <arm_neon.h>
#endif #endif
@ -1384,7 +1384,7 @@ void Clay__CloseElement(void) {
} }
bool Clay__MemCmp(const char *s1, const char *s2, int32_t length); bool Clay__MemCmp(const char *s1, const char *s2, int32_t length);
#if defined(__x86_64__) || defined(_M_X64) || defined(_M_AMD64) #if !defined(CLAY_DISABLE_SIMD) && (defined(__x86_64__) || defined(_M_X64) || defined(_M_AMD64))
bool Clay__MemCmp(const char *s1, const char *s2, int32_t length) { bool Clay__MemCmp(const char *s1, const char *s2, int32_t length) {
while (length >= 16) { while (length >= 16) {
__m128i v1 = _mm_loadu_si128((const __m128i *)s1); __m128i v1 = _mm_loadu_si128((const __m128i *)s1);
@ -1410,7 +1410,7 @@ bool Clay__MemCmp(const char *s1, const char *s2, int32_t length);
return true; return true;
} }
#elif defined(__aarch64__) #elif !defined(CLAY_DISABLE_SIMD) && defined(__aarch64__)
bool Clay__MemCmp(const char *s1, const char *s2, int32_t length) { bool Clay__MemCmp(const char *s1, const char *s2, int32_t length) {
while (length >= 16) { while (length >= 16) {
uint8x16_t v1 = vld1q_u8((const uint8_t *)s1); uint8x16_t v1 = vld1q_u8((const uint8_t *)s1);