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36 #ifndef GMX_SIMD_IMPL_X86_MIC_SIMD4_DOUBLE_H
37 #define GMX_SIMD_IMPL_X86_MIC_SIMD4_DOUBLE_H
43 #include <immintrin.h>
45 #include "gromacs/utility/basedefinitions.h"
47 #include "impl_x86_mic_simd_double.h"
57 Simd4Double(double d) : simdInternal_(_mm512_set1_pd(d)) {}
59 // Internal utility constructor to simplify return statements
60 Simd4Double(__m512d simd) : simdInternal_(simd) {}
62 __m512d simdInternal_;
70 // Internal utility constructor to simplify return statements
71 Simd4DBool(__mmask16 simd) : simdInternal_(simd) {}
73 __mmask16 simdInternal_;
76 static inline Simd4Double gmx_simdcall load4(const double* m)
78 assert(size_t(m) % 32 == 0);
79 return { _mm512_mask_extload_pd(
80 _mm512_undefined_pd(), _mm512_int2mask(0xF), m, _MM_UPCONV_PD_NONE, _MM_BROADCAST_4X8, _MM_HINT_NONE) };
83 static inline void gmx_simdcall store4(double* m, Simd4Double a)
85 assert(size_t(m) % 32 == 0);
86 _mm512_mask_packstorelo_pd(m, _mm512_int2mask(0xF), a.simdInternal_);
89 static inline Simd4Double gmx_simdcall load4U(const double* m)
91 return { _mm512_mask_loadunpackhi_pd(
92 _mm512_mask_loadunpacklo_pd(_mm512_undefined_pd(), _mm512_int2mask(0xF), m),
97 static inline void gmx_simdcall store4U(double* m, Simd4Double a)
99 _mm512_mask_packstorelo_pd(m, _mm512_int2mask(0xF), a.simdInternal_);
100 _mm512_mask_packstorehi_pd(m + 8, _mm512_int2mask(0xF), a.simdInternal_);
103 static inline Simd4Double gmx_simdcall simd4SetZeroD()
105 return { _mm512_setzero_pd() };
108 static inline Simd4Double gmx_simdcall operator&(Simd4Double a, Simd4Double b)
110 return { _mm512_castsi512_pd(_mm512_mask_and_epi32(_mm512_undefined_epi32(),
111 _mm512_int2mask(0x00FF),
112 _mm512_castpd_si512(a.simdInternal_),
113 _mm512_castpd_si512(b.simdInternal_))) };
116 static inline Simd4Double gmx_simdcall andNot(Simd4Double a, Simd4Double b)
118 return { _mm512_castsi512_pd(_mm512_mask_andnot_epi32(_mm512_undefined_epi32(),
119 _mm512_int2mask(0x00FF),
120 _mm512_castpd_si512(a.simdInternal_),
121 _mm512_castpd_si512(b.simdInternal_))) };
124 static inline Simd4Double gmx_simdcall operator|(Simd4Double a, Simd4Double b)
126 return { _mm512_castsi512_pd(_mm512_mask_or_epi32(_mm512_undefined_epi32(),
127 _mm512_int2mask(0x00FF),
128 _mm512_castpd_si512(a.simdInternal_),
129 _mm512_castpd_si512(b.simdInternal_))) };
132 static inline Simd4Double gmx_simdcall operator^(Simd4Double a, Simd4Double b)
134 return { _mm512_castsi512_pd(_mm512_mask_xor_epi32(_mm512_undefined_epi32(),
135 _mm512_int2mask(0x00FF),
136 _mm512_castpd_si512(a.simdInternal_),
137 _mm512_castpd_si512(b.simdInternal_))) };
140 static inline Simd4Double gmx_simdcall operator+(Simd4Double a, Simd4Double b)
142 return { _mm512_mask_add_pd(
143 _mm512_undefined_pd(), _mm512_int2mask(0xF), a.simdInternal_, b.simdInternal_) };
146 static inline Simd4Double gmx_simdcall operator-(Simd4Double a, Simd4Double b)
148 return { _mm512_mask_sub_pd(
149 _mm512_undefined_pd(), _mm512_int2mask(0xF), a.simdInternal_, b.simdInternal_) };
152 static inline Simd4Double gmx_simdcall operator-(Simd4Double x)
154 return { _mm512_mask_addn_pd(
155 _mm512_undefined_pd(), _mm512_int2mask(0xF), x.simdInternal_, _mm512_setzero_pd()) };
158 static inline Simd4Double gmx_simdcall operator*(Simd4Double a, Simd4Double b)
160 return { _mm512_mask_mul_pd(
161 _mm512_undefined_pd(), _mm512_int2mask(0xF), a.simdInternal_, b.simdInternal_) };
164 static inline Simd4Double gmx_simdcall fma(Simd4Double a, Simd4Double b, Simd4Double c)
166 return { _mm512_mask_fmadd_pd(a.simdInternal_, _mm512_int2mask(0xF), b.simdInternal_, c.simdInternal_) };
169 static inline Simd4Double gmx_simdcall fms(Simd4Double a, Simd4Double b, Simd4Double c)
171 return { _mm512_mask_fmsub_pd(a.simdInternal_, _mm512_int2mask(0xF), b.simdInternal_, c.simdInternal_) };
174 static inline Simd4Double gmx_simdcall fnma(Simd4Double a, Simd4Double b, Simd4Double c)
176 return { _mm512_mask_fnmadd_pd(a.simdInternal_, _mm512_int2mask(0xF), b.simdInternal_, c.simdInternal_) };
179 static inline Simd4Double gmx_simdcall fnms(Simd4Double a, Simd4Double b, Simd4Double c)
181 return { _mm512_mask_fnmsub_pd(a.simdInternal_, _mm512_int2mask(0xF), b.simdInternal_, c.simdInternal_) };
184 static inline Simd4Double gmx_simdcall rsqrt(Simd4Double x)
186 return { _mm512_mask_cvtpslo_pd(
187 _mm512_undefined_pd(),
188 _mm512_int2mask(0xF),
189 _mm512_mask_rsqrt23_ps(
190 _mm512_undefined_ps(),
191 _mm512_int2mask(0xF),
192 _mm512_mask_cvtpd_pslo(_mm512_undefined_ps(), _mm512_int2mask(0xF), x.simdInternal_))) };
195 static inline Simd4Double gmx_simdcall abs(Simd4Double x)
197 return { _mm512_castsi512_pd(
198 _mm512_mask_andnot_epi32(_mm512_undefined_epi32(),
199 _mm512_int2mask(0x00FF),
200 _mm512_castpd_si512(_mm512_set1_pd(GMX_DOUBLE_NEGZERO)),
201 _mm512_castpd_si512(x.simdInternal_)))
206 static inline Simd4Double gmx_simdcall max(Simd4Double a, Simd4Double b)
208 return { _mm512_mask_gmax_pd(
209 _mm512_undefined_pd(), _mm512_int2mask(0xF), a.simdInternal_, b.simdInternal_) };
212 static inline Simd4Double gmx_simdcall min(Simd4Double a, Simd4Double b)
214 return { _mm512_mask_gmin_pd(
215 _mm512_undefined_pd(), _mm512_int2mask(0xF), a.simdInternal_, b.simdInternal_) };
218 static inline Simd4Double gmx_simdcall round(Simd4Double x)
220 return { _mm512_mask_roundfxpnt_adjust_pd(
221 _mm512_undefined_pd(), _mm512_int2mask(0xF), x.simdInternal_, _MM_FROUND_TO_NEAREST_INT, _MM_EXPADJ_NONE) };
224 static inline Simd4Double gmx_simdcall trunc(Simd4Double x)
226 return { _mm512_mask_roundfxpnt_adjust_pd(
227 _mm512_undefined_pd(), _mm512_int2mask(0xF), x.simdInternal_, _MM_FROUND_TO_ZERO, _MM_EXPADJ_NONE) };
230 static inline double gmx_simdcall dotProduct(Simd4Double a, Simd4Double b)
232 return _mm512_mask_reduce_add_pd(
234 _mm512_mask_mul_pd(_mm512_undefined_pd(), _mm512_int2mask(7), a.simdInternal_, b.simdInternal_));
237 static inline void gmx_simdcall transpose(Simd4Double* v0, Simd4Double* v1, Simd4Double* v2, Simd4Double* v3)
239 __m512i t0 = _mm512_mask_permute4f128_epi32(_mm512_castpd_si512(v0->simdInternal_),
241 _mm512_castpd_si512(v1->simdInternal_),
243 __m512i t1 = _mm512_mask_permute4f128_epi32(_mm512_castpd_si512(v2->simdInternal_),
245 _mm512_castpd_si512(v3->simdInternal_),
248 t0 = _mm512_permutevar_epi32(
249 _mm512_set_epi32(15, 14, 7, 6, 13, 12, 5, 4, 11, 10, 3, 2, 9, 8, 1, 0), t0);
250 t1 = _mm512_permutevar_epi32(
251 _mm512_set_epi32(15, 14, 7, 6, 13, 12, 5, 4, 11, 10, 3, 2, 9, 8, 1, 0), t1);
253 v0->simdInternal_ = _mm512_mask_swizzle_pd(
254 _mm512_castsi512_pd(t0), _mm512_int2mask(0xCC), _mm512_castsi512_pd(t1), _MM_SWIZ_REG_BADC);
255 v1->simdInternal_ = _mm512_mask_swizzle_pd(
256 _mm512_castsi512_pd(t1), _mm512_int2mask(0x33), _mm512_castsi512_pd(t0), _MM_SWIZ_REG_BADC);
259 _mm512_castps_pd(_mm512_permute4f128_ps(_mm512_castpd_ps(v0->simdInternal_), _MM_PERM_DCDC));
261 _mm512_castps_pd(_mm512_permute4f128_ps(_mm512_castpd_ps(v1->simdInternal_), _MM_PERM_DCDC));
264 // Picky, picky, picky:
265 // icc-16 complains about "Illegal value of immediate argument to intrinsic"
267 // 1) Ordered-quiet for ==
268 // 2) Unordered-quiet for !=
269 // 3) Ordered-signaling for < and <=
271 static inline Simd4DBool gmx_simdcall operator==(Simd4Double a, Simd4Double b)
273 return { _mm512_mask_cmp_pd_mask(_mm512_int2mask(0xF), a.simdInternal_, b.simdInternal_, _CMP_EQ_OQ) };
276 static inline Simd4DBool gmx_simdcall operator!=(Simd4Double a, Simd4Double b)
278 return { _mm512_mask_cmp_pd_mask(_mm512_int2mask(0xF), a.simdInternal_, b.simdInternal_, _CMP_NEQ_UQ) };
281 static inline Simd4DBool gmx_simdcall operator<(Simd4Double a, Simd4Double b)
283 return { _mm512_mask_cmp_pd_mask(_mm512_int2mask(0xF), a.simdInternal_, b.simdInternal_, _CMP_LT_OS) };
286 static inline Simd4DBool gmx_simdcall operator<=(Simd4Double a, Simd4Double b)
288 return { _mm512_mask_cmp_pd_mask(_mm512_int2mask(0xF), a.simdInternal_, b.simdInternal_, _CMP_LE_OS) };
291 static inline Simd4DBool gmx_simdcall operator&&(Simd4DBool a, Simd4DBool b)
293 return { _mm512_kand(a.simdInternal_, b.simdInternal_) };
296 static inline Simd4DBool gmx_simdcall operator||(Simd4DBool a, Simd4DBool b)
298 return { _mm512_kor(a.simdInternal_, b.simdInternal_) };
301 static inline bool gmx_simdcall anyTrue(Simd4DBool a)
303 return (_mm512_mask2int(a.simdInternal_) & 0xF) != 0;
306 static inline Simd4Double gmx_simdcall selectByMask(Simd4Double a, Simd4DBool m)
308 return { _mm512_mask_mov_pd(_mm512_setzero_pd(), m.simdInternal_, a.simdInternal_) };
311 static inline Simd4Double gmx_simdcall selectByNotMask(Simd4Double a, Simd4DBool m)
313 return { _mm512_mask_mov_pd(_mm512_setzero_pd(), _mm512_knot(m.simdInternal_), a.simdInternal_) };
316 static inline Simd4Double gmx_simdcall blend(Simd4Double a, Simd4Double b, Simd4DBool sel)
318 return { _mm512_mask_blend_pd(sel.simdInternal_, a.simdInternal_, b.simdInternal_) };
321 static inline double gmx_simdcall reduce(Simd4Double a)
323 return _mm512_mask_reduce_add_pd(_mm512_int2mask(0xF), a.simdInternal_);
328 #endif // GMX_SIMD_IMPL_X86_MIC_SIMD4_DOUBLE_H