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Add XOP aware BLAKE2b and BLAKE2s

pull/730/head
Jeffrey Walton 2018-10-25 06:35:43 -04:00
parent f33b19bf00
commit ba5ca6b8cd
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GPG Key ID: B36AB348921B1838
1 changed files with 15 additions and 4 deletions
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11
blake2-simd.cpp
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@ -1,3 +1,4 @@
// blake2-simd.cpp - written and placed in the public domain by
// Jeffrey Walton, Uri Blumenthal and Marcel Raad.
//
@ -286,11 +287,16 @@ void BLAKE2_Compress32_SSE4(const byte* input, BLAKE2_State<word32, false>& stat
t2 = _mm_blend_epi16(t0,t1,0x0F); \
buf = _mm_shuffle_epi32(t2,_MM_SHUFFLE(0,1,2,3));
#ifdef __XOP__
# define MM_ROTI_EPI32(r, c) \
_mm_roti_epi32(r, c)
#else
# define MM_ROTI_EPI32(r, c) ( \
(8==-(c)) ? _mm_shuffle_epi8(r,r8) \
: (16==-(c)) ? _mm_shuffle_epi8(r,r16) \
: _mm_xor_si128(_mm_srli_epi32( (r), -(c) ), \
_mm_slli_epi32( (r), 32-(-(c)) )) )
#endif
#define BLAKE2S_G1(row1,row2,row3,row4,buf) \
row1 = _mm_add_epi32( _mm_add_epi32( row1, buf), row2 ); \
@ -652,12 +658,17 @@ void BLAKE2_Compress64_SSE4(const byte* input, BLAKE2_State<word64, true>& state
b1 = _mm_unpackhi_epi64(m3, m1); \
} while(0)
#ifdef __XOP__
# define MM_ROTI_EPI64(r, c) \
_mm_roti_epi64(r, c)
#else
# 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))))
#endif
#define BLAKE2B_G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1) \
row1l = _mm_add_epi64(_mm_add_epi64(row1l, b0), row2l); \