diff options
Diffstat (limited to 'libs/libsodium/src/crypto_generichash/blake2b/ref/blake2b-compress-sse41.h')
| -rw-r--r-- | libs/libsodium/src/crypto_generichash/blake2b/ref/blake2b-compress-sse41.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/libs/libsodium/src/crypto_generichash/blake2b/ref/blake2b-compress-sse41.h b/libs/libsodium/src/crypto_generichash/blake2b/ref/blake2b-compress-sse41.h new file mode 100644 index 0000000000..ac78e5bb1e --- /dev/null +++ b/libs/libsodium/src/crypto_generichash/blake2b/ref/blake2b-compress-sse41.h @@ -0,0 +1,103 @@ + +#ifndef blake2b_compress_sse41_H +#define blake2b_compress_sse41_H + +#define LOADU(p) _mm_loadu_si128((const __m128i *) (const void *) (p)) +#define STOREU(p, r) _mm_storeu_si128((__m128i *) (void *) (p), r) + +#define _mm_roti_epi64(x, c) \ + (-(c) == 32) \ + ? _mm_shuffle_epi32((x), _MM_SHUFFLE(2, 3, 0, 1)) \ + : (-(c) == 24) \ + ? _mm_shuffle_epi8((x), r24) \ + : (-(c) == 16) \ + ? _mm_shuffle_epi8((x), r16) \ + : (-(c) == 63) \ + ? _mm_xor_si128(_mm_srli_epi64((x), -(c)), \ + _mm_add_epi64((x), (x))) \ + : _mm_xor_si128(_mm_srli_epi64((x), -(c)), \ + _mm_slli_epi64((x), 64 - (-(c)))) + +#define G1(row1l, row2l, row3l, row4l, row1h, row2h, row3h, row4h, b0, b1) \ + row1l = _mm_add_epi64(_mm_add_epi64(row1l, b0), row2l); \ + row1h = _mm_add_epi64(_mm_add_epi64(row1h, b1), row2h); \ + \ + row4l = _mm_xor_si128(row4l, row1l); \ + row4h = _mm_xor_si128(row4h, row1h); \ + \ + row4l = _mm_roti_epi64(row4l, -32); \ + row4h = _mm_roti_epi64(row4h, -32); \ + \ + row3l = _mm_add_epi64(row3l, row4l); \ + row3h = _mm_add_epi64(row3h, row4h); \ + \ + row2l = _mm_xor_si128(row2l, row3l); \ + row2h = _mm_xor_si128(row2h, row3h); \ + \ + row2l = _mm_roti_epi64(row2l, -24); \ + row2h = _mm_roti_epi64(row2h, -24); + +#define G2(row1l, row2l, row3l, row4l, row1h, row2h, row3h, row4h, b0, b1) \ + row1l = _mm_add_epi64(_mm_add_epi64(row1l, b0), row2l); \ + row1h = _mm_add_epi64(_mm_add_epi64(row1h, b1), row2h); \ + \ + row4l = _mm_xor_si128(row4l, row1l); \ + row4h = _mm_xor_si128(row4h, row1h); \ + \ + row4l = _mm_roti_epi64(row4l, -16); \ + row4h = _mm_roti_epi64(row4h, -16); \ + \ + row3l = _mm_add_epi64(row3l, row4l); \ + row3h = _mm_add_epi64(row3h, row4h); \ + \ + row2l = _mm_xor_si128(row2l, row3l); \ + row2h = _mm_xor_si128(row2h, row3h); \ + \ + row2l = _mm_roti_epi64(row2l, -63); \ + row2h = _mm_roti_epi64(row2h, -63); + +#define DIAGONALIZE(row1l, row2l, row3l, row4l, row1h, row2h, row3h, row4h) \ + t0 = _mm_alignr_epi8(row2h, row2l, 8); \ + t1 = _mm_alignr_epi8(row2l, row2h, 8); \ + row2l = t0; \ + row2h = t1; \ + \ + t0 = row3l; \ + row3l = row3h; \ + row3h = t0; \ + \ + t0 = _mm_alignr_epi8(row4h, row4l, 8); \ + t1 = _mm_alignr_epi8(row4l, row4h, 8); \ + row4l = t1; \ + row4h = t0; + +#define UNDIAGONALIZE(row1l, row2l, row3l, row4l, row1h, row2h, row3h, row4h) \ + t0 = _mm_alignr_epi8(row2l, row2h, 8); \ + t1 = _mm_alignr_epi8(row2h, row2l, 8); \ + row2l = t0; \ + row2h = t1; \ + \ + t0 = row3l; \ + row3l = row3h; \ + row3h = t0; \ + \ + t0 = _mm_alignr_epi8(row4l, row4h, 8); \ + t1 = _mm_alignr_epi8(row4h, row4l, 8); \ + row4l = t1; \ + row4h = t0; + +#include "blake2b-load-sse41.h" + +#define ROUND(r) \ + LOAD_MSG_##r##_1(b0, b1); \ + G1(row1l, row2l, row3l, row4l, row1h, row2h, row3h, row4h, b0, b1); \ + LOAD_MSG_##r##_2(b0, b1); \ + G2(row1l, row2l, row3l, row4l, row1h, row2h, row3h, row4h, b0, b1); \ + DIAGONALIZE(row1l, row2l, row3l, row4l, row1h, row2h, row3h, row4h); \ + LOAD_MSG_##r##_3(b0, b1); \ + G1(row1l, row2l, row3l, row4l, row1h, row2h, row3h, row4h, b0, b1); \ + LOAD_MSG_##r##_4(b0, b1); \ + G2(row1l, row2l, row3l, row4l, row1h, row2h, row3h, row4h, b0, b1); \ + UNDIAGONALIZE(row1l, row2l, row3l, row4l, row1h, row2h, row3h, row4h); + +#endif |