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Differential D3170 Diff 9057 src/crypto/sha256_shani.cpp

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src/crypto/sha256_shani.cpp

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inline void __attribute__((always_inline)) Unshuffle(__m128i &s0, __m128i &s1) { inline void __attribute__((always_inline)) Unshuffle(__m128i &s0, __m128i &s1) {
const __m128i t1 = _mm_shuffle_epi32(s0, 0x1B); const __m128i t1 = _mm_shuffle_epi32(s0, 0x1B);
const __m128i t2 = _mm_shuffle_epi32(s1, 0xB1); const __m128i t2 = _mm_shuffle_epi32(s1, 0xB1);
s0 = _mm_blend_epi16(t1, t2, 0xF0); s0 = _mm_blend_epi16(t1, t2, 0xF0);
s1 = _mm_alignr_epi8(t2, t1, 0x08); s1 = _mm_alignr_epi8(t2, t1, 0x08);
} }
__m128i inline __attribute__((always_inline)) Load(const unsigned char *in) { __m128i inline __attribute__((always_inline)) Load(const uint8_t *in) {
return _mm_shuffle_epi8(_mm_loadu_si128((const __m128i *)in), MASK); return _mm_shuffle_epi8(_mm_loadu_si128((const __m128i *)in), MASK);
} }
inline void __attribute__((always_inline)) Save(unsigned char *out, __m128i s) { inline void __attribute__((always_inline)) Save(uint8_t *out, __m128i s) {
_mm_storeu_si128((__m128i *)out, _mm_shuffle_epi8(s, MASK)); _mm_storeu_si128((__m128i *)out, _mm_shuffle_epi8(s, MASK));
} }
} }
namespace sha256_shani { namespace sha256_shani {
void Transform(uint32_t *s, const unsigned char *chunk, size_t blocks) { void Transform(uint32_t *s, const uint8_t *chunk, size_t blocks) {
__m128i m0, m1, m2, m3, s0, s1, so0, so1; __m128i m0, m1, m2, m3, s0, s1, so0, so1;
/* Load state */ /* Load state */
s0 = _mm_loadu_si128((const __m128i *)s); s0 = _mm_loadu_si128((const __m128i *)s);
s1 = _mm_loadu_si128((const __m128i *)(s + 4)); s1 = _mm_loadu_si128((const __m128i *)(s + 4));
Shuffle(s0, s1); Shuffle(s0, s1);
while (blocks--) { while (blocks--) {
▲ Show 20 Lines • Show All 48 Lines • ▼ Show 20 Linesvoid Transform(uint32_t *s, const uint8_t *chunk, size_t blocks) {
Unshuffle(s0, s1); Unshuffle(s0, s1);
_mm_storeu_si128((__m128i *)s, s0); _mm_storeu_si128((__m128i *)s, s0);
_mm_storeu_si128((__m128i *)(s + 4), s1); _mm_storeu_si128((__m128i *)(s + 4), s1);
} }
} }
namespace sha256d64_shani { namespace sha256d64_shani {
void Transform_2way(unsigned char *out, const unsigned char *in) { void Transform_2way(uint8_t *out, const uint8_t *in) {
__m128i am0, am1, am2, am3, as0, as1, aso0, aso1; __m128i am0, am1, am2, am3, as0, as1, aso0, aso1;
__m128i bm0, bm1, bm2, bm3, bs0, bs1, bso0, bso1; __m128i bm0, bm1, bm2, bm3, bs0, bs1, bso0, bso1;
/* Transform 1 */ /* Transform 1 */
bs0 = as0 = INIT0; bs0 = as0 = INIT0;
bs1 = as1 = INIT1; bs1 = as1 = INIT1;
am0 = Load(in); am0 = Load(in);
bm0 = Load(in + 64); bm0 = Load(in + 64);
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