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Code cleanup

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master
Inga 🏳‍🌈 7 years ago
parent f2015b3d01
commit b04d5688ed
1 changed files with 12 additions and 48 deletions
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  1. 60
      dotnet/WhiteRabbit.UnmanagedBridge/md5.cpp

60
dotnet/WhiteRabbit.UnmanagedBridge/md5.cpp
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@ -5,8 +5,6 @@
#pragma unmanaged
#if AVX2
struct MD5Vector
{
__m256i m_V0;
@ -77,7 +75,8 @@ __forceinline const MD5Vector OP_ROT(const MD5Vector a) { return OP_OR(a.MShiftL
__forceinline const MD5Vector OP_BLEND(const MD5Vector a, const MD5Vector b, const MD5Vector x) { return OP_OR(OP_AND(x, b), OP_ANDNOT(x, a)); }
__forceinline const MD5Vector CREATE_VECTOR(const int a) { return MD5Vector(_mm256_set1_epi32(a), _mm256_set1_epi32(a)); }
__forceinline const MD5Vector CREATE_VECTOR_FROM_INPUT(const unsigned __int32* input, const size_t offset) {
__forceinline const MD5Vector CREATE_VECTOR_FROM_INPUT(const unsigned __int32* input, const size_t offset)
{
return MD5Vector(
_mm256_set_epi32(
input[offset + 7 * 8],
@ -106,52 +105,17 @@ __forceinline const MD5Vector CREATE_VECTOR_FROM_INPUT(const unsigned __int32* i
a.Permute<3 * 0x55>().CompareEquality32(*expected).WriteMoveMask8(output + 6); \
output[8] = _mm256_movemask_epi8(_mm256_cmpeq_epi8(*((__m256i*)output), _mm256_setzero_si256()));
#elif SIMD
typedef __m128i MD5Vector;
#define OP_XOR(a, b) _mm_xor_si128(a, b)
#define OP_AND(a, b) _mm_and_si128(a, b)
#define OP_ANDNOT(a, b) _mm_andnot_si128(a, b)
#define OP_OR(a, b) _mm_or_si128(a, b)
#define OP_ADD(a, b) _mm_add_epi32(a, b)
#define OP_ROT(a, r) OP_OR(_mm_slli_epi32(a, r), _mm_srli_epi32(a, 32 - (r)))
#define OP_BLEND(a, b, x) OP_OR(OP_AND(x, b), OP_ANDNOT(x, a))
//#define OP_BLEND(a, b, x) OP_XOR(a, OP_AND(x, OP_XOR(b, a)))
#define CREATE_VECTOR(a) _mm_set1_epi32(a)
#define CREATE_VECTOR_FROM_INPUT(input, offset) _mm_set_epi32( \
input[offset + 3 * 8], \
input[offset + 2 * 8], \
input[offset + 1 * 8], \
input[offset + 0 * 8])
#define WRITE_TO_OUTPUT(a, output) \
output[7 + 0 * 8] = a.m128i_u32[0]; \
output[7 + 1 * 8] = a.m128i_u32[1]; \
output[7 + 2 * 8] = a.m128i_u32[2]; \
output[7 + 3 * 8] = a.m128i_u32[3];
#else
typedef unsigned int MD5Vector;
#define OP_XOR(a, b) (a) ^ (b)
#define OP_AND(a, b) (a) & (b)
#define OP_ANDNOT(a, b) ~(a) & (b)
#define OP_OR(a, b) (a) | (b)
#define OP_ADD(a, b) (a) + (b)
#define OP_ROT(a, r) _rotl(a, r)
#define OP_BLEND(a, b, x) ((x) & (b)) | (~(x) & (a))
#define CREATE_VECTOR(a) a
#define CREATE_VECTOR_FROM_INPUT(input, offset) (input[offset])
#define WRITE_TO_OUTPUT(a, output) \
output[7] = a;
#endif
__forceinline void WriteToOutput(const MD5Vector a, __int32 * output, __m256i * expected)
{
a.Permute<0 * 0x55>().CompareEquality32(*expected).WriteMoveMask8(output);
a.Permute<1 * 0x55>().CompareEquality32(*expected).WriteMoveMask8(output);
a.Permute<2 * 0x55>().CompareEquality32(*expected).WriteMoveMask8(output);
a.Permute<3 * 0x55>().CompareEquality32(*expected).WriteMoveMask8(output);
output[8] = _mm256_movemask_epi8(_mm256_cmpeq_epi8(*((__m256i*)output), _mm256_setzero_si256()));
}
#define OP_NEG(a) OP_ANDNOT(a, CREATE_VECTOR(0xffffffff))
const MD5Vector Ones = CREATE_VECTOR(0xffffffff);
__forceinline const MD5Vector OP_NEG(const MD5Vector a) { return OP_ANDNOT(a, Ones); }
__forceinline const MD5Vector Blend(const MD5Vector a, const MD5Vector b, const MD5Vector x) { return OP_BLEND(a, b, x); }
__forceinline const MD5Vector Xor(const MD5Vector a, const MD5Vector b, const MD5Vector c) { return OP_XOR(a, OP_XOR(b, c)); }

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