/*
* This file is part of the GROMACS molecular simulation package.
*
- * Copyright (c) 2014,2015,2016,2017,2018, by the GROMACS development team, led by
+ * Copyright (c) 2014,2015,2016,2017,2018,2019, by the GROMACS development team, led by
* Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl,
* and including many others, as listed in the AUTHORS file in the
* top-level source directory and at http://www.gromacs.org.
// On MIC it is better to use scatter operations, so we define the load routines
// that use a SIMD offset variable first.
-template <int align>
-static inline void gmx_simdcall
-gatherLoadBySimdIntTranspose(const double * base,
- SimdDInt32 simdoffset,
- SimdDouble * v0,
- SimdDouble * v1,
- SimdDouble * v2,
- SimdDouble * v3)
+template<int align>
+static inline void gmx_simdcall gatherLoadBySimdIntTranspose(const double* base,
+ SimdDInt32 simdoffset,
+ SimdDouble* v0,
+ SimdDouble* v1,
+ SimdDouble* v2,
+ SimdDouble* v3)
{
assert((size_t)base % 32 == 0);
assert(align % 4 == 0);
simdoffset = simdoffset * SimdDInt32(align);
}
- v0->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base, sizeof(double));
- v1->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base+1, sizeof(double));
- v2->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base+2, sizeof(double));
- v3->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base+3, sizeof(double));
+ v0->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base, sizeof(double));
+ v1->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base + 1, sizeof(double));
+ v2->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base + 2, sizeof(double));
+ v3->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base + 3, sizeof(double));
}
-template <int align>
-static inline void gmx_simdcall
-gatherLoadUBySimdIntTranspose(const double * base,
- SimdDInt32 simdoffset,
- SimdDouble * v0,
- SimdDouble * v1)
+template<int align>
+static inline void gmx_simdcall gatherLoadUBySimdIntTranspose(const double* base,
+ SimdDInt32 simdoffset,
+ SimdDouble* v0,
+ SimdDouble* v1)
{
// All instructions might be latency ~4 on MIC, so we use shifts where we
// only need a single instruction (since the shift parameter is an immediate),
simdoffset = simdoffset * SimdDInt32(align);
}
- v0->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base, sizeof(double));
- v1->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base+1, sizeof(double));
+ v0->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base, sizeof(double));
+ v1->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base + 1, sizeof(double));
}
-template <int align>
-static inline void gmx_simdcall
-gatherLoadBySimdIntTranspose(const double * base,
- SimdDInt32 simdoffset,
- SimdDouble * v0,
- SimdDouble * v1)
+template<int align>
+static inline void gmx_simdcall gatherLoadBySimdIntTranspose(const double* base,
+ SimdDInt32 simdoffset,
+ SimdDouble* v0,
+ SimdDouble* v1)
{
assert(std::size_t(base) % 16 == 0);
assert(align % 2 == 0);
}
-
-
-template <int align>
-static inline void gmx_simdcall
-gatherLoadTranspose(const double * base,
- const std::int32_t offset[],
- SimdDouble * v0,
- SimdDouble * v1,
- SimdDouble * v2,
- SimdDouble * v3)
+template<int align>
+static inline void gmx_simdcall gatherLoadTranspose(const double* base,
+ const std::int32_t offset[],
+ SimdDouble* v0,
+ SimdDouble* v1,
+ SimdDouble* v2,
+ SimdDouble* v3)
{
gatherLoadBySimdIntTranspose<align>(base, simdLoad(offset, SimdDInt32Tag()), v0, v1, v2, v3);
}
-template <int align>
+template<int align>
static inline void gmx_simdcall
-gatherLoadTranspose(const double * base,
- const std::int32_t offset[],
- SimdDouble * v0,
- SimdDouble * v1)
+ gatherLoadTranspose(const double* base, const std::int32_t offset[], SimdDouble* v0, SimdDouble* v1)
{
gatherLoadBySimdIntTranspose<align>(base, simdLoad(offset, SimdDInt32Tag()), v0, v1);
}
static const int c_simdBestPairAlignmentDouble = 2;
-template <int align>
-static inline void gmx_simdcall
-gatherLoadUTranspose(const double * base,
- const std::int32_t offset[],
- SimdDouble * v0,
- SimdDouble * v1,
- SimdDouble * v2)
+template<int align>
+static inline void gmx_simdcall gatherLoadUTranspose(const double* base,
+ const std::int32_t offset[],
+ SimdDouble* v0,
+ SimdDouble* v1,
+ SimdDouble* v2)
{
SimdDInt32 simdoffset;
simdoffset = simdoffset * SimdDInt32(align);
}
- v0->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base, sizeof(double));
- v1->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base+1, sizeof(double));
- v2->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base+2, sizeof(double));
+ v0->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base, sizeof(double));
+ v1->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base + 1, sizeof(double));
+ v2->simdInternal_ = _mm512_i32logather_pd(simdoffset.simdInternal_, base + 2, sizeof(double));
}
-template <int align>
-static inline void gmx_simdcall
-transposeScatterStoreU(double * base,
- const std::int32_t offset[],
- SimdDouble v0,
- SimdDouble v1,
- SimdDouble v2)
+template<int align>
+static inline void gmx_simdcall transposeScatterStoreU(double* base,
+ const std::int32_t offset[],
+ SimdDouble v0,
+ SimdDouble v1,
+ SimdDouble v2)
{
SimdDInt32 simdoffset;
simdoffset = simdoffset * SimdDInt32(align);
}
- _mm512_i32loscatter_pd(base, simdoffset.simdInternal_, v0.simdInternal_, sizeof(double));
- _mm512_i32loscatter_pd(base+1, simdoffset.simdInternal_, v1.simdInternal_, sizeof(double));
- _mm512_i32loscatter_pd(base+2, simdoffset.simdInternal_, v2.simdInternal_, sizeof(double));
+ _mm512_i32loscatter_pd(base, simdoffset.simdInternal_, v0.simdInternal_, sizeof(double));
+ _mm512_i32loscatter_pd(base + 1, simdoffset.simdInternal_, v1.simdInternal_, sizeof(double));
+ _mm512_i32loscatter_pd(base + 2, simdoffset.simdInternal_, v2.simdInternal_, sizeof(double));
}
-template <int align>
+template<int align>
static inline void gmx_simdcall
-transposeScatterIncrU(double * base,
- const std::int32_t offset[],
- SimdDouble v0,
- SimdDouble v1,
- SimdDouble v2)
+ transposeScatterIncrU(double* base, const std::int32_t offset[], SimdDouble v0, SimdDouble v1, SimdDouble v2)
{
- alignas(GMX_SIMD_ALIGNMENT) double rdata0[GMX_SIMD_DOUBLE_WIDTH];
- alignas(GMX_SIMD_ALIGNMENT) double rdata1[GMX_SIMD_DOUBLE_WIDTH];
- alignas(GMX_SIMD_ALIGNMENT) double rdata2[GMX_SIMD_DOUBLE_WIDTH];
+ alignas(GMX_SIMD_ALIGNMENT) double rdata0[GMX_SIMD_DOUBLE_WIDTH];
+ alignas(GMX_SIMD_ALIGNMENT) double rdata1[GMX_SIMD_DOUBLE_WIDTH];
+ alignas(GMX_SIMD_ALIGNMENT) double rdata2[GMX_SIMD_DOUBLE_WIDTH];
store(rdata0, v0);
store(rdata1, v1);
for (int i = 0; i < GMX_SIMD_DOUBLE_WIDTH; i++)
{
- base[ align * offset[i] + 0] += rdata0[i];
- base[ align * offset[i] + 1] += rdata1[i];
- base[ align * offset[i] + 2] += rdata2[i];
+ base[align * offset[i] + 0] += rdata0[i];
+ base[align * offset[i] + 1] += rdata1[i];
+ base[align * offset[i] + 2] += rdata2[i];
}
}
-template <int align>
+template<int align>
static inline void gmx_simdcall
-transposeScatterDecrU(double * base,
- const std::int32_t offset[],
- SimdDouble v0,
- SimdDouble v1,
- SimdDouble v2)
+ transposeScatterDecrU(double* base, const std::int32_t offset[], SimdDouble v0, SimdDouble v1, SimdDouble v2)
{
- alignas(GMX_SIMD_ALIGNMENT) double rdata0[GMX_SIMD_DOUBLE_WIDTH];
- alignas(GMX_SIMD_ALIGNMENT) double rdata1[GMX_SIMD_DOUBLE_WIDTH];
- alignas(GMX_SIMD_ALIGNMENT) double rdata2[GMX_SIMD_DOUBLE_WIDTH];
+ alignas(GMX_SIMD_ALIGNMENT) double rdata0[GMX_SIMD_DOUBLE_WIDTH];
+ alignas(GMX_SIMD_ALIGNMENT) double rdata1[GMX_SIMD_DOUBLE_WIDTH];
+ alignas(GMX_SIMD_ALIGNMENT) double rdata2[GMX_SIMD_DOUBLE_WIDTH];
store(rdata0, v0);
store(rdata1, v1);
for (int i = 0; i < GMX_SIMD_DOUBLE_WIDTH; i++)
{
- base[ align * offset[i] + 0] -= rdata0[i];
- base[ align * offset[i] + 1] -= rdata1[i];
- base[ align * offset[i] + 2] -= rdata2[i];
+ base[align * offset[i] + 0] -= rdata0[i];
+ base[align * offset[i] + 1] -= rdata1[i];
+ base[align * offset[i] + 2] -= rdata2[i];
}
}
-static inline void gmx_simdcall
-expandScalarsToTriplets(SimdDouble scalar,
- SimdDouble * triplets0,
- SimdDouble * triplets1,
- SimdDouble * triplets2)
+static inline void gmx_simdcall expandScalarsToTriplets(SimdDouble scalar,
+ SimdDouble* triplets0,
+ SimdDouble* triplets1,
+ SimdDouble* triplets2)
{
- triplets0->simdInternal_ = _mm512_castsi512_pd(_mm512_permutevar_epi32(_mm512_set_epi32(5, 4, 5, 4, 3, 2, 3, 2, 3, 2, 1, 0, 1, 0, 1, 0),
- _mm512_castpd_si512(scalar.simdInternal_)));
- triplets1->simdInternal_ = _mm512_castsi512_pd(_mm512_permutevar_epi32(_mm512_set_epi32(11, 10, 9, 8, 9, 8, 9, 8, 7, 6, 7, 6, 7, 6, 5, 4),
- _mm512_castpd_si512(scalar.simdInternal_)));
- triplets2->simdInternal_ = _mm512_castsi512_pd(_mm512_permutevar_epi32(_mm512_set_epi32(15, 14, 15, 14, 15, 14, 13, 12, 13, 12, 13, 12, 11, 10, 11, 10),
- _mm512_castpd_si512(scalar.simdInternal_)));
+ triplets0->simdInternal_ = _mm512_castsi512_pd(
+ _mm512_permutevar_epi32(_mm512_set_epi32(5, 4, 5, 4, 3, 2, 3, 2, 3, 2, 1, 0, 1, 0, 1, 0),
+ _mm512_castpd_si512(scalar.simdInternal_)));
+ triplets1->simdInternal_ = _mm512_castsi512_pd(_mm512_permutevar_epi32(
+ _mm512_set_epi32(11, 10, 9, 8, 9, 8, 9, 8, 7, 6, 7, 6, 7, 6, 5, 4),
+ _mm512_castpd_si512(scalar.simdInternal_)));
+ triplets2->simdInternal_ = _mm512_castsi512_pd(_mm512_permutevar_epi32(
+ _mm512_set_epi32(15, 14, 15, 14, 15, 14, 13, 12, 13, 12, 13, 12, 11, 10, 11, 10),
+ _mm512_castpd_si512(scalar.simdInternal_)));
}
static inline double gmx_simdcall
-reduceIncr4ReturnSum(double * m,
- SimdDouble v0,
- SimdDouble v1,
- SimdDouble v2,
- SimdDouble v3)
+ reduceIncr4ReturnSum(double* m, SimdDouble v0, SimdDouble v1, SimdDouble v2, SimdDouble v3)
{
double d;
__m512d t0, t1, t2, t3;
assert(std::size_t(m) % 32 == 0);
- t0 = _mm512_swizzle_pd(_mm512_mask_blend_pd(_mm512_int2mask(0x33), v0.simdInternal_, v2.simdInternal_), _MM_SWIZ_REG_BADC);
+ t0 = _mm512_swizzle_pd(_mm512_mask_blend_pd(_mm512_int2mask(0x33), v0.simdInternal_, v2.simdInternal_),
+ _MM_SWIZ_REG_BADC);
t2 = _mm512_mask_blend_pd(_mm512_int2mask(0x33), v2.simdInternal_, v0.simdInternal_);
- t1 = _mm512_swizzle_pd(_mm512_mask_blend_pd(_mm512_int2mask(0x33), v1.simdInternal_, v3.simdInternal_), _MM_SWIZ_REG_BADC);
+ t1 = _mm512_swizzle_pd(_mm512_mask_blend_pd(_mm512_int2mask(0x33), v1.simdInternal_, v3.simdInternal_),
+ _MM_SWIZ_REG_BADC);
t3 = _mm512_mask_blend_pd(_mm512_int2mask(0x33), v3.simdInternal_, v1.simdInternal_);
t0 = _mm512_add_pd(t0, t2);
t1 = _mm512_add_pd(t1, t3);
t2 = _mm512_add_pd(t2, _mm512_castps_pd(_mm512_permute4f128_ps(_mm512_castpd_ps(t2), _MM_PERM_BADC)));
- t0 = _mm512_mask_extload_pd(_mm512_undefined_pd(), _mm512_int2mask(0xF), m, _MM_UPCONV_PD_NONE, _MM_BROADCAST_4X8, _MM_HINT_NONE);
+ t0 = _mm512_mask_extload_pd(_mm512_undefined_pd(), _mm512_int2mask(0xF), m, _MM_UPCONV_PD_NONE,
+ _MM_BROADCAST_4X8, _MM_HINT_NONE);
t0 = _mm512_add_pd(t0, t2);
_mm512_mask_packstorelo_pd(m, _mm512_int2mask(0xF), t0);
return d;
}
-static inline SimdDouble gmx_simdcall
-loadDualHsimd(const double * m0,
- const double * m1)
+static inline SimdDouble gmx_simdcall loadDualHsimd(const double* m0, const double* m1)
{
assert(std::size_t(m0) % 32 == 0);
assert(std::size_t(m1) % 32 == 0);
- return _mm512_mask_extload_pd(_mm512_extload_pd(m0, _MM_UPCONV_PD_NONE, _MM_BROADCAST_4X8, _MM_HINT_NONE), _mm512_int2mask(0xF0),
- m1, _MM_UPCONV_PD_NONE, _MM_BROADCAST_4X8, _MM_HINT_NONE);
+ return _mm512_mask_extload_pd(
+ _mm512_extload_pd(m0, _MM_UPCONV_PD_NONE, _MM_BROADCAST_4X8, _MM_HINT_NONE),
+ _mm512_int2mask(0xF0), m1, _MM_UPCONV_PD_NONE, _MM_BROADCAST_4X8, _MM_HINT_NONE);
}
-static inline SimdDouble gmx_simdcall
-loadDuplicateHsimd(const double * m)
+static inline SimdDouble gmx_simdcall loadDuplicateHsimd(const double* m)
{
assert(std::size_t(m) % 32 == 0);
return _mm512_extload_pd(m, _MM_UPCONV_PD_NONE, _MM_BROADCAST_4X8, _MM_HINT_NONE);
}
-static inline SimdDouble gmx_simdcall
-loadU1DualHsimd(const double * m)
+static inline SimdDouble gmx_simdcall loadU1DualHsimd(const double* m)
{
- return _mm512_mask_extload_pd(_mm512_extload_pd(m, _MM_UPCONV_PD_NONE, _MM_BROADCAST_1X8, _MM_HINT_NONE), _mm512_int2mask(0xF0),
- m+1, _MM_UPCONV_PD_NONE, _MM_BROADCAST_1X8, _MM_HINT_NONE);
+ return _mm512_mask_extload_pd(
+ _mm512_extload_pd(m, _MM_UPCONV_PD_NONE, _MM_BROADCAST_1X8, _MM_HINT_NONE),
+ _mm512_int2mask(0xF0), m + 1, _MM_UPCONV_PD_NONE, _MM_BROADCAST_1X8, _MM_HINT_NONE);
}
-static inline void gmx_simdcall
-storeDualHsimd(double * m0,
- double * m1,
- SimdDouble a)
+static inline void gmx_simdcall storeDualHsimd(double* m0, double* m1, SimdDouble a)
{
assert(std::size_t(m0) % 32 == 0);
assert(std::size_t(m1) % 32 == 0);
_mm512_mask_packstorelo_pd(m1, _mm512_int2mask(0xF0), a.simdInternal_);
}
-static inline void gmx_simdcall
-incrDualHsimd(double * m0,
- double * m1,
- SimdDouble a)
+static inline void gmx_simdcall incrDualHsimd(double* m0, double* m1, SimdDouble a)
{
assert(std::size_t(m0) % 32 == 0);
assert(std::size_t(m1) % 32 == 0);
_mm512_mask_packstorelo_pd(m1, _mm512_int2mask(0xF0), x);
}
-static inline void gmx_simdcall
-decrHsimd(double * m,
- SimdDouble a)
+static inline void gmx_simdcall decrHsimd(double* m, SimdDouble a)
{
__m512d t;
assert(std::size_t(m) % 32 == 0);
t = _mm512_extload_pd(m, _MM_UPCONV_PD_NONE, _MM_BROADCAST_4X8, _MM_HINT_NONE);
- a.simdInternal_ = _mm512_add_pd(a.simdInternal_, _mm512_castps_pd(_mm512_permute4f128_ps(_mm512_castpd_ps(a.simdInternal_), _MM_PERM_BADC)));
- t = _mm512_sub_pd(t, a.simdInternal_);
+ a.simdInternal_ = _mm512_add_pd(
+ a.simdInternal_,
+ _mm512_castps_pd(_mm512_permute4f128_ps(_mm512_castpd_ps(a.simdInternal_), _MM_PERM_BADC)));
+ t = _mm512_sub_pd(t, a.simdInternal_);
_mm512_mask_packstorelo_pd(m, _mm512_int2mask(0x0F), t);
}
-template <int align>
-static inline void gmx_simdcall
-gatherLoadTransposeHsimd(const double * base0,
- const double * base1,
- const std::int32_t offset[],
- SimdDouble * v0,
- SimdDouble * v1)
+template<int align>
+static inline void gmx_simdcall gatherLoadTransposeHsimd(const double* base0,
+ const double* base1,
+ const std::int32_t offset[],
+ SimdDouble* v0,
+ SimdDouble* v1)
{
- __m512i idx0, idx1, idx;
- __m512d tmp1, tmp2;
+ __m512i idx0, idx1, idx;
+ __m512d tmp1, tmp2;
assert(std::size_t(offset) % 16 == 0);
assert(std::size_t(base0) % 16 == 0);
assert(std::size_t(base1) % 16 == 0);
- assert(std::size_t(align) % 2 == 0);
+ assert(std::size_t(align) % 2 == 0);
idx0 = _mm512_extload_epi32(offset, _MM_UPCONV_EPI32_NONE, _MM_BROADCAST_4X16, _MM_HINT_NONE);
tmp1 = _mm512_i32logather_pd(idx, base0, sizeof(double));
tmp2 = _mm512_i32logather_pd(idx, base1, sizeof(double));
- v0->simdInternal_ = _mm512_castps_pd(_mm512_mask_permute4f128_ps(_mm512_castpd_ps(tmp1), _mm512_int2mask(0xFF00), _mm512_castpd_ps(tmp2), _MM_PERM_BABA));
- v1->simdInternal_ = _mm512_castps_pd(_mm512_mask_permute4f128_ps(_mm512_castpd_ps(tmp2), _mm512_int2mask(0x00FF), _mm512_castpd_ps(tmp1), _MM_PERM_DCDC));
+ v0->simdInternal_ = _mm512_castps_pd(_mm512_mask_permute4f128_ps(
+ _mm512_castpd_ps(tmp1), _mm512_int2mask(0xFF00), _mm512_castpd_ps(tmp2), _MM_PERM_BABA));
+ v1->simdInternal_ = _mm512_castps_pd(_mm512_mask_permute4f128_ps(
+ _mm512_castpd_ps(tmp2), _mm512_int2mask(0x00FF), _mm512_castpd_ps(tmp1), _MM_PERM_DCDC));
}
-static inline double gmx_simdcall
-reduceIncr4ReturnSumHsimd(double * m,
- SimdDouble v0,
- SimdDouble v1)
+static inline double gmx_simdcall reduceIncr4ReturnSumHsimd(double* m, SimdDouble v0, SimdDouble v1)
{
- double d;
- __m512d t0, t1;
+ double d;
+ __m512d t0, t1;
assert(std::size_t(m) % 32 == 0);
t0 = _mm512_add_pd(v0.simdInternal_, _mm512_swizzle_pd(v0.simdInternal_, _MM_SWIZ_REG_BADC));
- t0 = _mm512_mask_add_pd(t0, _mm512_int2mask(0xCC), v1.simdInternal_, _mm512_swizzle_pd(v1.simdInternal_, _MM_SWIZ_REG_BADC));
+ t0 = _mm512_mask_add_pd(t0, _mm512_int2mask(0xCC), v1.simdInternal_,
+ _mm512_swizzle_pd(v1.simdInternal_, _MM_SWIZ_REG_BADC));
t0 = _mm512_add_pd(t0, _mm512_swizzle_pd(t0, _MM_SWIZ_REG_CDAB));
t0 = _mm512_castps_pd(_mm512_mask_permute4f128_ps(_mm512_castpd_ps(t0), _mm512_int2mask(0xCCCC),
_mm512_castpd_ps(t0), _MM_PERM_DCDC));
- t1 = _mm512_mask_extload_pd(_mm512_undefined_pd(), _mm512_int2mask(0xF), m, _MM_UPCONV_PD_NONE, _MM_BROADCAST_4X8, _MM_HINT_NONE);
+ t1 = _mm512_mask_extload_pd(_mm512_undefined_pd(), _mm512_int2mask(0xF), m, _MM_UPCONV_PD_NONE,
+ _MM_BROADCAST_4X8, _MM_HINT_NONE);
t1 = _mm512_add_pd(t1, t0);
_mm512_mask_packstorelo_pd(m, _mm512_int2mask(0xF), t1);
return d;
}
-} // namespace gmx
+} // namespace gmx
#endif // GMX_SIMD_IMPL_X86_MIC_UTIL_DOUBLE_H
biod.pnpi.spb.ru / alexxy / gromacs.git / blobdiff