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Cleanup BLAKE2s

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This commit is contained in:
Jeffrey Walton 2018-11-15 03:35:39 -05:00
parent f69b7537f5
commit 89faf39228
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GPG Key ID: B36AB348921B1838
1 changed files with 10 additions and 44 deletions
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54
blake2s_simd.cpp
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@ -675,60 +675,32 @@ void BLAKE2_Compress32_NEON(const byte* input, BLAKE2s_State& state)
inline uint32x4_p VectorLoad32(const void* p)
{
#if defined(__xlc__) || defined(__xlC__) || defined(__clang__)
return (uint32x4_p)vec_xl(0, (uint8_t*)p);
#else
return (uint32x4_p)vec_vsx_ld(0, (uint8_t*)p);
#endif
return VectorLoad((const word32*)p);
}
inline uint32x4_p VectorLoad32LE(const void* p)
{
#if __BIG_ENDIAN__
const uint8x16_p m = {3,2,1,0, 7,6,5,4, 11,10,9,8, 15,14,13,12};
const uint32x4_p v = VectorLoad32(p);
const uint32x4_p v = VectorLoad((const word32*)p);
return vec_perm(v, v, m);
#else
return VectorLoad32(p);
return VectorLoad((const word32*)p);
#endif
}
inline void VectorStore32(void* p, const uint32x4_p x)
{
#if defined(__xlc__) || defined(__xlC__) || defined(__clang__)
vec_xst((uint8x16_p)x,0,(uint8_t*)p);
#else
vec_vsx_st((uint8x16_p)x,0,(uint8_t*)p);
#endif
VectorStore(x, (word32*)p);
}
inline void VectorStore32LE(void* p, const uint32x4_p x)
{
#if __BIG_ENDIAN__
const uint8x16_p m = {3,2,1,0, 7,6,5,4, 11,10,9,8, 15,14,13,12};
VectorStore32(p, vec_perm(x, x, m));
VectorStore(vec_perm(x, x, m), (word32*)p);
#else
VectorStore32(p, x);
#endif
}
template <unsigned int C>
inline uint8x16_p VectorShiftLeftOctet(const uint8x16_p a)
{
#if __BIG_ENDIAN__
return (uint8x16_p)vec_sld((uint8x16_p)a, (uint8x16_p)a, C);
#else
return (uint8x16_p)vec_sld((uint8x16_p)a, (uint8x16_p)a, 16-C);
#endif
}
template <unsigned int C>
inline uint32x4_p VectorShiftLeftOctet(const uint32x4_p a)
{
#if __BIG_ENDIAN__
return (uint32x4_p)vec_sld((uint8x16_p)a, (uint8x16_p)a, C);
#else
return (uint32x4_p)vec_sld((uint8x16_p)a, (uint8x16_p)a, 16-C);
VectorStore(x, (word32*)p);
#endif
}
@ -937,16 +909,10 @@ void BLAKE2_Compress32_POWER7(const byte* input, BLAKE2s_State& state)
#define BLAKE2S_LOAD_MSG_9_3(buf) buf = VectorSet32<13,3,9,15>(m13,m3,m9,m15)
#define BLAKE2S_LOAD_MSG_9_4(buf) buf = VectorSet32<0,12,14,11>(m0,m12,m14,m11)
// Altivec has packed 32-bit rotate, but in terms of left rotate
const uint32x4_p ROR16_MASK = { 32-16, 32-16, 32-16, 32-16 };
const uint32x4_p ROR12_MASK = { 32-12, 32-12, 32-12, 32-12 };
const uint32x4_p ROR8_MASK = { 32-8, 32-8, 32-8, 32-8 };
const uint32x4_p ROR7_MASK = { 32-7, 32-7, 32-7, 32-7 };
#define vec_ror_16(x) vec_rl(x, ROR16_MASK)
#define vec_ror_12(x) vec_rl(x, ROR12_MASK)
#define vec_ror_8(x) vec_rl(x, ROR8_MASK)
#define vec_ror_7(x) vec_rl(x, ROR7_MASK)
#define vec_ror_16(x) VectorRotateRight<16>(x)
#define vec_ror_12(x) VectorRotateRight<12>(x)
#define vec_ror_8(x) VectorRotateRight<8>(x)
#define vec_ror_7(x) VectorRotateRight<7>(x)
#define BLAKE2S_G1(row1,row2,row3,row4,buf) \
row1 = vec_add(vec_add(row1, buf), row2); \