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Merge pull request #353 from Foudge/master

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up to 15% boost on CryptoNight algo with non-AES CPU
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xmrig 2018-01-26 00:53:22 +07:00 committed by GitHub
commit 17f90de677
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1 changed files with 11 additions and 4 deletions
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15
src/crypto/soft_aes.h
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@ -91,10 +91,17 @@ alignas(16) const uint8_t saes_sbox[256] = saes_data(saes_h0);
static inline __m128i soft_aesenc(__m128i in, __m128i key)
{
const uint32_t x0 = _mm_cvtsi128_si32(in);
const uint32_t x1 = _mm_cvtsi128_si32(_mm_shuffle_epi32(in, 0x55));
const uint32_t x2 = _mm_cvtsi128_si32(_mm_shuffle_epi32(in, 0xAA));
const uint32_t x3 = _mm_cvtsi128_si32(_mm_shuffle_epi32(in, 0xFF));
#if defined(_MSC_VER)
const uint32_t x0 = in.m128i_u32[0];
const uint32_t x1 = in.m128i_u32[1];
const uint32_t x2 = in.m128i_u32[2];
const uint32_t x3 = in.m128i_u32[3];
#else
const uint32_t x0 = _mm_cvtsi128_si32(in);
const uint32_t x1 = _mm_cvtsi128_si32(_mm_shuffle_epi32(in, 0x55));
const uint32_t x2 = _mm_cvtsi128_si32(_mm_shuffle_epi32(in, 0xAA));
const uint32_t x3 = _mm_cvtsi128_si32(_mm_shuffle_epi32(in, 0xFF));
#endif
__m128i out = _mm_set_epi32(
(saes_table[0][x3 & 0xff] ^ saes_table[1][(x0 >> 8) & 0xff] ^ saes_table[2][(x1 >> 16) & 0xff] ^ saes_table[3][x2 >> 24]),