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Fix sources after sync with upstream master

pull/461/head
Jeffrey Walton 2017-08-16 06:18:53 -04:00
parent 20463e9524
commit 2090d0b0a6
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1 changed files with 0 additions and 65 deletions
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65
shacal2.cpp
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@ -18,73 +18,8 @@
#include "misc.h"
#include "cpu.h"
#if CRYPTOPP_BOOL_SSE_SHA_INTRINSICS_AVAILABLE
#include <immintrin.h>
#endif
// Clang __m128i casts
#define M128_CAST(x) ((__m128i *)(void *)(x))
#define CONST_M128_CAST(x) ((const __m128i *)(const void *)(x))
NAMESPACE_BEGIN(CryptoPP)
ANONYMOUS_NAMESPACE_BEGIN
#if CRYPTOPP_BOOL_SSE_SHA_INTRINSICS_AVAILABLE
void SHACAL2_Enc_ProcessAndXorBlock_SHANI(const word32* subKeys, const byte *inBlock, const byte *xorBlock, byte *outBlock)
{
CRYPTOPP_ASSERT(subKeys);
CRYPTOPP_ASSERT(inBlock);
CRYPTOPP_ASSERT(outBlock);
__m128i MASK = _mm_set_epi64x(0x0C0D0E0F08090A0B, 0x0405060700010203);
__m128i B0 = _mm_loadu_si128(CONST_M128_CAST(inBlock + 0));
__m128i B1 = _mm_loadu_si128(CONST_M128_CAST(inBlock + 16));
B0 = _mm_shuffle_epi8(B0, MASK);
B1 = _mm_shuffle_epi8(B1, MASK);
B0 = _mm_shuffle_epi32(B0, 0xB1); // CDAB
B1 = _mm_shuffle_epi32(B1, 0x1B); // EFGH
__m128i TMP = _mm_alignr_epi8(B0, B1, 8); // ABEF
B1 = _mm_blend_epi16(B1, B0, 0xF0); // CDGH
B0 = TMP;
for (size_t i = 0; i != 8; ++i)
{
B1 = _mm_sha256rnds2_epu32(B1, B0, _mm_set_epi32(0,0,subKeys[8*i+1],subKeys[8*i+0]));
B0 = _mm_sha256rnds2_epu32(B0, B1, _mm_set_epi32(0,0,subKeys[8*i+3],subKeys[8*i+2]));
B1 = _mm_sha256rnds2_epu32(B1, B0, _mm_set_epi32(0,0,subKeys[8*i+5],subKeys[8*i+4]));
B0 = _mm_sha256rnds2_epu32(B0, B1, _mm_set_epi32(0,0,subKeys[8*i+7],subKeys[8*i+6]));
}
TMP = _mm_shuffle_epi32(B0, 0x1B); // FEBA
B1 = _mm_shuffle_epi32(B1, 0xB1); // DCHG
B0 = _mm_blend_epi16(TMP, B1, 0xF0); // DCBA
B1 = _mm_alignr_epi8(B1, TMP, 8); // ABEF
B0 = _mm_shuffle_epi8(B0, MASK);
B1 = _mm_shuffle_epi8(B1, MASK);
if (xorBlock)
{
_mm_storeu_si128(M128_CAST(outBlock + 0),
_mm_xor_si128(B0, _mm_loadu_si128(CONST_M128_CAST(xorBlock + 0))));
_mm_storeu_si128(M128_CAST(outBlock + 16),
_mm_xor_si128(B1, _mm_loadu_si128(CONST_M128_CAST(xorBlock + 16))));
}
else
{
_mm_storeu_si128(M128_CAST(outBlock + 0), B0);
_mm_storeu_si128(M128_CAST(outBlock + 16), B1);
}
}
#endif
ANONYMOUS_NAMESPACE_END
// SHACAL-2 function and round definitions
#define S0(x) (rotrFixed(x,2)^rotrFixed(x,13)^rotrFixed(x,22))