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Remove unused header

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Nic Barker 2025-03-21 18:55:59 +13:00
parent 598cc7e337
commit 3f355b578c
1 changed files with 6 additions and 14 deletions
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20
clay.h
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@ -16,7 +16,6 @@
// SIMD includes on supported platforms // SIMD includes on supported platforms
#if !defined(CLAY_DISABLE_SIMD) && (defined(__x86_64__) || defined(_M_X64) || defined(_M_AMD64)) #if !defined(CLAY_DISABLE_SIMD) && (defined(__x86_64__) || defined(_M_X64) || defined(_M_AMD64))
#include <intrin.h>
#include <emmintrin.h> #include <emmintrin.h>
#elif !defined(CLAY_DISABLE_SIMD) && defined(__aarch64__) #elif !defined(CLAY_DISABLE_SIMD) && defined(__aarch64__)
#include <arm_neon.h> #include <arm_neon.h>
@ -1353,7 +1352,7 @@ static inline void Clay__SIMDARXMix(__m128i* a, __m128i* b) {
*b = _mm_xor_si128(Clay__SIMDRotateLeft(*b, 17), *a); *b = _mm_xor_si128(Clay__SIMDRotateLeft(*b, 17), *a);
} }
uint64_t Clay__HashData(const uint8_t* data, size_t len) { uint64_t Clay__HashData(const uint8_t* data, size_t length) {
// Pinched these constants from the BLAKE implementation // Pinched these constants from the BLAKE implementation
__m128i v0 = _mm_set1_epi64x(0x6a09e667f3bcc908ULL); __m128i v0 = _mm_set1_epi64x(0x6a09e667f3bcc908ULL);
__m128i v1 = _mm_set1_epi64x(0xbb67ae8584caa73bULL); __m128i v1 = _mm_set1_epi64x(0xbb67ae8584caa73bULL);
@ -1362,38 +1361,34 @@ uint64_t Clay__HashData(const uint8_t* data, size_t len) {
uint8_t overflowBuffer[16] = { 0 }; // Temporary buffer for small inputs uint8_t overflowBuffer[16] = { 0 }; // Temporary buffer for small inputs
// Process 16-byte chunks while (length > 0) {
while (len > 0) {
__m128i msg; __m128i msg;
if (len >= 16) { if (length >= 16) {
msg = _mm_loadu_si128((const __m128i*)data); msg = _mm_loadu_si128((const __m128i*)data);
data += 16; data += 16;
len -= 16; length -= 16;
} }
else { else {
for (int i = 0; i < len; i++) { for (int i = 0; i < length; i++) {
overflowBuffer[i] = data[i]; overflowBuffer[i] = data[i];
} }
msg = _mm_loadu_si128((const __m128i*)overflowBuffer); msg = _mm_loadu_si128((const __m128i*)overflowBuffer);
len = 0; length = 0;
} }
v0 = _mm_xor_si128(v0, msg); v0 = _mm_xor_si128(v0, msg);
Clay__SIMDARXMix(&v0, &v1); Clay__SIMDARXMix(&v0, &v1);
Clay__SIMDARXMix(&v2, &v3); Clay__SIMDARXMix(&v2, &v3);
// Cross-lane mixing
v0 = _mm_add_epi64(v0, v2); v0 = _mm_add_epi64(v0, v2);
v1 = _mm_add_epi64(v1, v3); v1 = _mm_add_epi64(v1, v3);
} }
// Final mixing rounds
Clay__SIMDARXMix(&v0, &v1); Clay__SIMDARXMix(&v0, &v1);
Clay__SIMDARXMix(&v2, &v3); Clay__SIMDARXMix(&v2, &v3);
v0 = _mm_add_epi64(v0, v2); v0 = _mm_add_epi64(v0, v2);
v1 = _mm_add_epi64(v1, v3); v1 = _mm_add_epi64(v1, v3);
// Extract final hash
uint64_t result[2]; uint64_t result[2];
_mm_storeu_si128((__m128i*)result, v0); _mm_storeu_si128((__m128i*)result, v0);
@ -1418,7 +1413,6 @@ uint64_t Clay__HashData(const uint8_t* data, size_t length) {
uint8_t overflowBuffer[8] = { 0 }; uint8_t overflowBuffer[8] = { 0 };
// Process 16-byte chunks
while (length > 0) { while (length > 0) {
uint64x2_t msg; uint64x2_t msg;
if (length > 16) { if (length > 16) {
@ -1447,13 +1441,11 @@ uint64_t Clay__HashData(const uint8_t* data, size_t length) {
v1 = vaddq_u64(v1, v3); v1 = vaddq_u64(v1, v3);
} }
// Final mixing rounds
Clay__SIMDARXMix(&v0, &v1); Clay__SIMDARXMix(&v0, &v1);
Clay__SIMDARXMix(&v2, &v3); Clay__SIMDARXMix(&v2, &v3);
v0 = vaddq_u64(v0, v2); v0 = vaddq_u64(v0, v2);
v1 = vaddq_u64(v1, v3); v1 = vaddq_u64(v1, v3);
// Extract final hash
uint64_t result[2]; uint64_t result[2];
vst1q_u64(result, v0); vst1q_u64(result, v0);