File: | gromacs/gmxlib/nonbonded/nb_kernel_sse4_1_single/nb_kernel_ElecRF_VdwLJ_GeomW4W4_sse4_1_single.c |
Location: | line 1124, column 5 |
Description: | Value stored to 'gid' is never read |
1 | /* |
2 | * This file is part of the GROMACS molecular simulation package. |
3 | * |
4 | * Copyright (c) 2012,2013,2014, by the GROMACS development team, led by |
5 | * Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl, |
6 | * and including many others, as listed in the AUTHORS file in the |
7 | * top-level source directory and at http://www.gromacs.org. |
8 | * |
9 | * GROMACS is free software; you can redistribute it and/or |
10 | * modify it under the terms of the GNU Lesser General Public License |
11 | * as published by the Free Software Foundation; either version 2.1 |
12 | * of the License, or (at your option) any later version. |
13 | * |
14 | * GROMACS is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
17 | * Lesser General Public License for more details. |
18 | * |
19 | * You should have received a copy of the GNU Lesser General Public |
20 | * License along with GROMACS; if not, see |
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22 | * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
23 | * |
24 | * If you want to redistribute modifications to GROMACS, please |
25 | * consider that scientific software is very special. Version |
26 | * control is crucial - bugs must be traceable. We will be happy to |
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28 | * derived work must not be called official GROMACS. Details are found |
29 | * in the README & COPYING files - if they are missing, get the |
30 | * official version at http://www.gromacs.org. |
31 | * |
32 | * To help us fund GROMACS development, we humbly ask that you cite |
33 | * the research papers on the package. Check out http://www.gromacs.org. |
34 | */ |
35 | /* |
36 | * Note: this file was generated by the GROMACS sse4_1_single kernel generator. |
37 | */ |
38 | #ifdef HAVE_CONFIG_H1 |
39 | #include <config.h> |
40 | #endif |
41 | |
42 | #include <math.h> |
43 | |
44 | #include "../nb_kernel.h" |
45 | #include "types/simple.h" |
46 | #include "gromacs/math/vec.h" |
47 | #include "nrnb.h" |
48 | |
49 | #include "gromacs/simd/math_x86_sse4_1_single.h" |
50 | #include "kernelutil_x86_sse4_1_single.h" |
51 | |
52 | /* |
53 | * Gromacs nonbonded kernel: nb_kernel_ElecRF_VdwLJ_GeomW4W4_VF_sse4_1_single |
54 | * Electrostatics interaction: ReactionField |
55 | * VdW interaction: LennardJones |
56 | * Geometry: Water4-Water4 |
57 | * Calculate force/pot: PotentialAndForce |
58 | */ |
59 | void |
60 | nb_kernel_ElecRF_VdwLJ_GeomW4W4_VF_sse4_1_single |
61 | (t_nblist * gmx_restrict nlist, |
62 | rvec * gmx_restrict xx, |
63 | rvec * gmx_restrict ff, |
64 | t_forcerec * gmx_restrict fr, |
65 | t_mdatoms * gmx_restrict mdatoms, |
66 | nb_kernel_data_t gmx_unused__attribute__ ((unused)) * gmx_restrict kernel_data, |
67 | t_nrnb * gmx_restrict nrnb) |
68 | { |
69 | /* Suffixes 0,1,2,3 refer to particle indices for waters in the inner or outer loop, or |
70 | * just 0 for non-waters. |
71 | * Suffixes A,B,C,D refer to j loop unrolling done with SSE, e.g. for the four different |
72 | * jnr indices corresponding to data put in the four positions in the SIMD register. |
73 | */ |
74 | int i_shift_offset,i_coord_offset,outeriter,inneriter; |
75 | int j_index_start,j_index_end,jidx,nri,inr,ggid,iidx; |
76 | int jnrA,jnrB,jnrC,jnrD; |
77 | int jnrlistA,jnrlistB,jnrlistC,jnrlistD; |
78 | int j_coord_offsetA,j_coord_offsetB,j_coord_offsetC,j_coord_offsetD; |
79 | int *iinr,*jindex,*jjnr,*shiftidx,*gid; |
80 | real rcutoff_scalar; |
81 | real *shiftvec,*fshift,*x,*f; |
82 | real *fjptrA,*fjptrB,*fjptrC,*fjptrD; |
83 | real scratch[4*DIM3]; |
84 | __m128 tx,ty,tz,fscal,rcutoff,rcutoff2,jidxall; |
85 | int vdwioffset0; |
86 | __m128 ix0,iy0,iz0,fix0,fiy0,fiz0,iq0,isai0; |
87 | int vdwioffset1; |
88 | __m128 ix1,iy1,iz1,fix1,fiy1,fiz1,iq1,isai1; |
89 | int vdwioffset2; |
90 | __m128 ix2,iy2,iz2,fix2,fiy2,fiz2,iq2,isai2; |
91 | int vdwioffset3; |
92 | __m128 ix3,iy3,iz3,fix3,fiy3,fiz3,iq3,isai3; |
93 | int vdwjidx0A,vdwjidx0B,vdwjidx0C,vdwjidx0D; |
94 | __m128 jx0,jy0,jz0,fjx0,fjy0,fjz0,jq0,isaj0; |
95 | int vdwjidx1A,vdwjidx1B,vdwjidx1C,vdwjidx1D; |
96 | __m128 jx1,jy1,jz1,fjx1,fjy1,fjz1,jq1,isaj1; |
97 | int vdwjidx2A,vdwjidx2B,vdwjidx2C,vdwjidx2D; |
98 | __m128 jx2,jy2,jz2,fjx2,fjy2,fjz2,jq2,isaj2; |
99 | int vdwjidx3A,vdwjidx3B,vdwjidx3C,vdwjidx3D; |
100 | __m128 jx3,jy3,jz3,fjx3,fjy3,fjz3,jq3,isaj3; |
101 | __m128 dx00,dy00,dz00,rsq00,rinv00,rinvsq00,r00,qq00,c6_00,c12_00; |
102 | __m128 dx11,dy11,dz11,rsq11,rinv11,rinvsq11,r11,qq11,c6_11,c12_11; |
103 | __m128 dx12,dy12,dz12,rsq12,rinv12,rinvsq12,r12,qq12,c6_12,c12_12; |
104 | __m128 dx13,dy13,dz13,rsq13,rinv13,rinvsq13,r13,qq13,c6_13,c12_13; |
105 | __m128 dx21,dy21,dz21,rsq21,rinv21,rinvsq21,r21,qq21,c6_21,c12_21; |
106 | __m128 dx22,dy22,dz22,rsq22,rinv22,rinvsq22,r22,qq22,c6_22,c12_22; |
107 | __m128 dx23,dy23,dz23,rsq23,rinv23,rinvsq23,r23,qq23,c6_23,c12_23; |
108 | __m128 dx31,dy31,dz31,rsq31,rinv31,rinvsq31,r31,qq31,c6_31,c12_31; |
109 | __m128 dx32,dy32,dz32,rsq32,rinv32,rinvsq32,r32,qq32,c6_32,c12_32; |
110 | __m128 dx33,dy33,dz33,rsq33,rinv33,rinvsq33,r33,qq33,c6_33,c12_33; |
111 | __m128 velec,felec,velecsum,facel,crf,krf,krf2; |
112 | real *charge; |
113 | int nvdwtype; |
114 | __m128 rinvsix,rvdw,vvdw,vvdw6,vvdw12,fvdw,fvdw6,fvdw12,vvdwsum,sh_vdw_invrcut6; |
115 | int *vdwtype; |
116 | real *vdwparam; |
117 | __m128 one_sixth = _mm_set1_ps(1.0/6.0); |
118 | __m128 one_twelfth = _mm_set1_ps(1.0/12.0); |
119 | __m128 dummy_mask,cutoff_mask; |
120 | __m128 signbit = _mm_castsi128_ps( _mm_set1_epi32(0x80000000) ); |
121 | __m128 one = _mm_set1_ps(1.0); |
122 | __m128 two = _mm_set1_ps(2.0); |
123 | x = xx[0]; |
124 | f = ff[0]; |
125 | |
126 | nri = nlist->nri; |
127 | iinr = nlist->iinr; |
128 | jindex = nlist->jindex; |
129 | jjnr = nlist->jjnr; |
130 | shiftidx = nlist->shift; |
131 | gid = nlist->gid; |
132 | shiftvec = fr->shift_vec[0]; |
133 | fshift = fr->fshift[0]; |
134 | facel = _mm_set1_ps(fr->epsfac); |
135 | charge = mdatoms->chargeA; |
136 | krf = _mm_set1_ps(fr->ic->k_rf); |
137 | krf2 = _mm_set1_ps(fr->ic->k_rf*2.0); |
138 | crf = _mm_set1_ps(fr->ic->c_rf); |
139 | nvdwtype = fr->ntype; |
140 | vdwparam = fr->nbfp; |
141 | vdwtype = mdatoms->typeA; |
142 | |
143 | /* Setup water-specific parameters */ |
144 | inr = nlist->iinr[0]; |
145 | iq1 = _mm_mul_ps(facel,_mm_set1_ps(charge[inr+1])); |
146 | iq2 = _mm_mul_ps(facel,_mm_set1_ps(charge[inr+2])); |
147 | iq3 = _mm_mul_ps(facel,_mm_set1_ps(charge[inr+3])); |
148 | vdwioffset0 = 2*nvdwtype*vdwtype[inr+0]; |
149 | |
150 | jq1 = _mm_set1_ps(charge[inr+1]); |
151 | jq2 = _mm_set1_ps(charge[inr+2]); |
152 | jq3 = _mm_set1_ps(charge[inr+3]); |
153 | vdwjidx0A = 2*vdwtype[inr+0]; |
154 | c6_00 = _mm_set1_ps(vdwparam[vdwioffset0+vdwjidx0A]); |
155 | c12_00 = _mm_set1_ps(vdwparam[vdwioffset0+vdwjidx0A+1]); |
156 | qq11 = _mm_mul_ps(iq1,jq1); |
157 | qq12 = _mm_mul_ps(iq1,jq2); |
158 | qq13 = _mm_mul_ps(iq1,jq3); |
159 | qq21 = _mm_mul_ps(iq2,jq1); |
160 | qq22 = _mm_mul_ps(iq2,jq2); |
161 | qq23 = _mm_mul_ps(iq2,jq3); |
162 | qq31 = _mm_mul_ps(iq3,jq1); |
163 | qq32 = _mm_mul_ps(iq3,jq2); |
164 | qq33 = _mm_mul_ps(iq3,jq3); |
165 | |
166 | /* Avoid stupid compiler warnings */ |
167 | jnrA = jnrB = jnrC = jnrD = 0; |
168 | j_coord_offsetA = 0; |
169 | j_coord_offsetB = 0; |
170 | j_coord_offsetC = 0; |
171 | j_coord_offsetD = 0; |
172 | |
173 | outeriter = 0; |
174 | inneriter = 0; |
175 | |
176 | for(iidx=0;iidx<4*DIM3;iidx++) |
177 | { |
178 | scratch[iidx] = 0.0; |
179 | } |
180 | |
181 | /* Start outer loop over neighborlists */ |
182 | for(iidx=0; iidx<nri; iidx++) |
183 | { |
184 | /* Load shift vector for this list */ |
185 | i_shift_offset = DIM3*shiftidx[iidx]; |
186 | |
187 | /* Load limits for loop over neighbors */ |
188 | j_index_start = jindex[iidx]; |
189 | j_index_end = jindex[iidx+1]; |
190 | |
191 | /* Get outer coordinate index */ |
192 | inr = iinr[iidx]; |
193 | i_coord_offset = DIM3*inr; |
194 | |
195 | /* Load i particle coords and add shift vector */ |
196 | gmx_mm_load_shift_and_4rvec_broadcast_ps(shiftvec+i_shift_offset,x+i_coord_offset, |
197 | &ix0,&iy0,&iz0,&ix1,&iy1,&iz1,&ix2,&iy2,&iz2,&ix3,&iy3,&iz3); |
198 | |
199 | fix0 = _mm_setzero_ps(); |
200 | fiy0 = _mm_setzero_ps(); |
201 | fiz0 = _mm_setzero_ps(); |
202 | fix1 = _mm_setzero_ps(); |
203 | fiy1 = _mm_setzero_ps(); |
204 | fiz1 = _mm_setzero_ps(); |
205 | fix2 = _mm_setzero_ps(); |
206 | fiy2 = _mm_setzero_ps(); |
207 | fiz2 = _mm_setzero_ps(); |
208 | fix3 = _mm_setzero_ps(); |
209 | fiy3 = _mm_setzero_ps(); |
210 | fiz3 = _mm_setzero_ps(); |
211 | |
212 | /* Reset potential sums */ |
213 | velecsum = _mm_setzero_ps(); |
214 | vvdwsum = _mm_setzero_ps(); |
215 | |
216 | /* Start inner kernel loop */ |
217 | for(jidx=j_index_start; jidx<j_index_end && jjnr[jidx+3]>=0; jidx+=4) |
218 | { |
219 | |
220 | /* Get j neighbor index, and coordinate index */ |
221 | jnrA = jjnr[jidx]; |
222 | jnrB = jjnr[jidx+1]; |
223 | jnrC = jjnr[jidx+2]; |
224 | jnrD = jjnr[jidx+3]; |
225 | j_coord_offsetA = DIM3*jnrA; |
226 | j_coord_offsetB = DIM3*jnrB; |
227 | j_coord_offsetC = DIM3*jnrC; |
228 | j_coord_offsetD = DIM3*jnrD; |
229 | |
230 | /* load j atom coordinates */ |
231 | gmx_mm_load_4rvec_4ptr_swizzle_ps(x+j_coord_offsetA,x+j_coord_offsetB, |
232 | x+j_coord_offsetC,x+j_coord_offsetD, |
233 | &jx0,&jy0,&jz0,&jx1,&jy1,&jz1,&jx2, |
234 | &jy2,&jz2,&jx3,&jy3,&jz3); |
235 | |
236 | /* Calculate displacement vector */ |
237 | dx00 = _mm_sub_ps(ix0,jx0); |
238 | dy00 = _mm_sub_ps(iy0,jy0); |
239 | dz00 = _mm_sub_ps(iz0,jz0); |
240 | dx11 = _mm_sub_ps(ix1,jx1); |
241 | dy11 = _mm_sub_ps(iy1,jy1); |
242 | dz11 = _mm_sub_ps(iz1,jz1); |
243 | dx12 = _mm_sub_ps(ix1,jx2); |
244 | dy12 = _mm_sub_ps(iy1,jy2); |
245 | dz12 = _mm_sub_ps(iz1,jz2); |
246 | dx13 = _mm_sub_ps(ix1,jx3); |
247 | dy13 = _mm_sub_ps(iy1,jy3); |
248 | dz13 = _mm_sub_ps(iz1,jz3); |
249 | dx21 = _mm_sub_ps(ix2,jx1); |
250 | dy21 = _mm_sub_ps(iy2,jy1); |
251 | dz21 = _mm_sub_ps(iz2,jz1); |
252 | dx22 = _mm_sub_ps(ix2,jx2); |
253 | dy22 = _mm_sub_ps(iy2,jy2); |
254 | dz22 = _mm_sub_ps(iz2,jz2); |
255 | dx23 = _mm_sub_ps(ix2,jx3); |
256 | dy23 = _mm_sub_ps(iy2,jy3); |
257 | dz23 = _mm_sub_ps(iz2,jz3); |
258 | dx31 = _mm_sub_ps(ix3,jx1); |
259 | dy31 = _mm_sub_ps(iy3,jy1); |
260 | dz31 = _mm_sub_ps(iz3,jz1); |
261 | dx32 = _mm_sub_ps(ix3,jx2); |
262 | dy32 = _mm_sub_ps(iy3,jy2); |
263 | dz32 = _mm_sub_ps(iz3,jz2); |
264 | dx33 = _mm_sub_ps(ix3,jx3); |
265 | dy33 = _mm_sub_ps(iy3,jy3); |
266 | dz33 = _mm_sub_ps(iz3,jz3); |
267 | |
268 | /* Calculate squared distance and things based on it */ |
269 | rsq00 = gmx_mm_calc_rsq_ps(dx00,dy00,dz00); |
270 | rsq11 = gmx_mm_calc_rsq_ps(dx11,dy11,dz11); |
271 | rsq12 = gmx_mm_calc_rsq_ps(dx12,dy12,dz12); |
272 | rsq13 = gmx_mm_calc_rsq_ps(dx13,dy13,dz13); |
273 | rsq21 = gmx_mm_calc_rsq_ps(dx21,dy21,dz21); |
274 | rsq22 = gmx_mm_calc_rsq_ps(dx22,dy22,dz22); |
275 | rsq23 = gmx_mm_calc_rsq_ps(dx23,dy23,dz23); |
276 | rsq31 = gmx_mm_calc_rsq_ps(dx31,dy31,dz31); |
277 | rsq32 = gmx_mm_calc_rsq_ps(dx32,dy32,dz32); |
278 | rsq33 = gmx_mm_calc_rsq_ps(dx33,dy33,dz33); |
279 | |
280 | rinv11 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq11); |
281 | rinv12 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq12); |
282 | rinv13 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq13); |
283 | rinv21 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq21); |
284 | rinv22 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq22); |
285 | rinv23 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq23); |
286 | rinv31 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq31); |
287 | rinv32 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq32); |
288 | rinv33 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq33); |
289 | |
290 | rinvsq00 = gmx_mm_inv_psgmx_simd_inv_f(rsq00); |
291 | rinvsq11 = _mm_mul_ps(rinv11,rinv11); |
292 | rinvsq12 = _mm_mul_ps(rinv12,rinv12); |
293 | rinvsq13 = _mm_mul_ps(rinv13,rinv13); |
294 | rinvsq21 = _mm_mul_ps(rinv21,rinv21); |
295 | rinvsq22 = _mm_mul_ps(rinv22,rinv22); |
296 | rinvsq23 = _mm_mul_ps(rinv23,rinv23); |
297 | rinvsq31 = _mm_mul_ps(rinv31,rinv31); |
298 | rinvsq32 = _mm_mul_ps(rinv32,rinv32); |
299 | rinvsq33 = _mm_mul_ps(rinv33,rinv33); |
300 | |
301 | fjx0 = _mm_setzero_ps(); |
302 | fjy0 = _mm_setzero_ps(); |
303 | fjz0 = _mm_setzero_ps(); |
304 | fjx1 = _mm_setzero_ps(); |
305 | fjy1 = _mm_setzero_ps(); |
306 | fjz1 = _mm_setzero_ps(); |
307 | fjx2 = _mm_setzero_ps(); |
308 | fjy2 = _mm_setzero_ps(); |
309 | fjz2 = _mm_setzero_ps(); |
310 | fjx3 = _mm_setzero_ps(); |
311 | fjy3 = _mm_setzero_ps(); |
312 | fjz3 = _mm_setzero_ps(); |
313 | |
314 | /************************** |
315 | * CALCULATE INTERACTIONS * |
316 | **************************/ |
317 | |
318 | /* LENNARD-JONES DISPERSION/REPULSION */ |
319 | |
320 | rinvsix = _mm_mul_ps(_mm_mul_ps(rinvsq00,rinvsq00),rinvsq00); |
321 | vvdw6 = _mm_mul_ps(c6_00,rinvsix); |
322 | vvdw12 = _mm_mul_ps(c12_00,_mm_mul_ps(rinvsix,rinvsix)); |
323 | vvdw = _mm_sub_ps( _mm_mul_ps(vvdw12,one_twelfth) , _mm_mul_ps(vvdw6,one_sixth) ); |
324 | fvdw = _mm_mul_ps(_mm_sub_ps(vvdw12,vvdw6),rinvsq00); |
325 | |
326 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
327 | vvdwsum = _mm_add_ps(vvdwsum,vvdw); |
328 | |
329 | fscal = fvdw; |
330 | |
331 | /* Calculate temporary vectorial force */ |
332 | tx = _mm_mul_ps(fscal,dx00); |
333 | ty = _mm_mul_ps(fscal,dy00); |
334 | tz = _mm_mul_ps(fscal,dz00); |
335 | |
336 | /* Update vectorial force */ |
337 | fix0 = _mm_add_ps(fix0,tx); |
338 | fiy0 = _mm_add_ps(fiy0,ty); |
339 | fiz0 = _mm_add_ps(fiz0,tz); |
340 | |
341 | fjx0 = _mm_add_ps(fjx0,tx); |
342 | fjy0 = _mm_add_ps(fjy0,ty); |
343 | fjz0 = _mm_add_ps(fjz0,tz); |
344 | |
345 | /************************** |
346 | * CALCULATE INTERACTIONS * |
347 | **************************/ |
348 | |
349 | /* REACTION-FIELD ELECTROSTATICS */ |
350 | velec = _mm_mul_ps(qq11,_mm_sub_ps(_mm_add_ps(rinv11,_mm_mul_ps(krf,rsq11)),crf)); |
351 | felec = _mm_mul_ps(qq11,_mm_sub_ps(_mm_mul_ps(rinv11,rinvsq11),krf2)); |
352 | |
353 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
354 | velecsum = _mm_add_ps(velecsum,velec); |
355 | |
356 | fscal = felec; |
357 | |
358 | /* Calculate temporary vectorial force */ |
359 | tx = _mm_mul_ps(fscal,dx11); |
360 | ty = _mm_mul_ps(fscal,dy11); |
361 | tz = _mm_mul_ps(fscal,dz11); |
362 | |
363 | /* Update vectorial force */ |
364 | fix1 = _mm_add_ps(fix1,tx); |
365 | fiy1 = _mm_add_ps(fiy1,ty); |
366 | fiz1 = _mm_add_ps(fiz1,tz); |
367 | |
368 | fjx1 = _mm_add_ps(fjx1,tx); |
369 | fjy1 = _mm_add_ps(fjy1,ty); |
370 | fjz1 = _mm_add_ps(fjz1,tz); |
371 | |
372 | /************************** |
373 | * CALCULATE INTERACTIONS * |
374 | **************************/ |
375 | |
376 | /* REACTION-FIELD ELECTROSTATICS */ |
377 | velec = _mm_mul_ps(qq12,_mm_sub_ps(_mm_add_ps(rinv12,_mm_mul_ps(krf,rsq12)),crf)); |
378 | felec = _mm_mul_ps(qq12,_mm_sub_ps(_mm_mul_ps(rinv12,rinvsq12),krf2)); |
379 | |
380 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
381 | velecsum = _mm_add_ps(velecsum,velec); |
382 | |
383 | fscal = felec; |
384 | |
385 | /* Calculate temporary vectorial force */ |
386 | tx = _mm_mul_ps(fscal,dx12); |
387 | ty = _mm_mul_ps(fscal,dy12); |
388 | tz = _mm_mul_ps(fscal,dz12); |
389 | |
390 | /* Update vectorial force */ |
391 | fix1 = _mm_add_ps(fix1,tx); |
392 | fiy1 = _mm_add_ps(fiy1,ty); |
393 | fiz1 = _mm_add_ps(fiz1,tz); |
394 | |
395 | fjx2 = _mm_add_ps(fjx2,tx); |
396 | fjy2 = _mm_add_ps(fjy2,ty); |
397 | fjz2 = _mm_add_ps(fjz2,tz); |
398 | |
399 | /************************** |
400 | * CALCULATE INTERACTIONS * |
401 | **************************/ |
402 | |
403 | /* REACTION-FIELD ELECTROSTATICS */ |
404 | velec = _mm_mul_ps(qq13,_mm_sub_ps(_mm_add_ps(rinv13,_mm_mul_ps(krf,rsq13)),crf)); |
405 | felec = _mm_mul_ps(qq13,_mm_sub_ps(_mm_mul_ps(rinv13,rinvsq13),krf2)); |
406 | |
407 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
408 | velecsum = _mm_add_ps(velecsum,velec); |
409 | |
410 | fscal = felec; |
411 | |
412 | /* Calculate temporary vectorial force */ |
413 | tx = _mm_mul_ps(fscal,dx13); |
414 | ty = _mm_mul_ps(fscal,dy13); |
415 | tz = _mm_mul_ps(fscal,dz13); |
416 | |
417 | /* Update vectorial force */ |
418 | fix1 = _mm_add_ps(fix1,tx); |
419 | fiy1 = _mm_add_ps(fiy1,ty); |
420 | fiz1 = _mm_add_ps(fiz1,tz); |
421 | |
422 | fjx3 = _mm_add_ps(fjx3,tx); |
423 | fjy3 = _mm_add_ps(fjy3,ty); |
424 | fjz3 = _mm_add_ps(fjz3,tz); |
425 | |
426 | /************************** |
427 | * CALCULATE INTERACTIONS * |
428 | **************************/ |
429 | |
430 | /* REACTION-FIELD ELECTROSTATICS */ |
431 | velec = _mm_mul_ps(qq21,_mm_sub_ps(_mm_add_ps(rinv21,_mm_mul_ps(krf,rsq21)),crf)); |
432 | felec = _mm_mul_ps(qq21,_mm_sub_ps(_mm_mul_ps(rinv21,rinvsq21),krf2)); |
433 | |
434 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
435 | velecsum = _mm_add_ps(velecsum,velec); |
436 | |
437 | fscal = felec; |
438 | |
439 | /* Calculate temporary vectorial force */ |
440 | tx = _mm_mul_ps(fscal,dx21); |
441 | ty = _mm_mul_ps(fscal,dy21); |
442 | tz = _mm_mul_ps(fscal,dz21); |
443 | |
444 | /* Update vectorial force */ |
445 | fix2 = _mm_add_ps(fix2,tx); |
446 | fiy2 = _mm_add_ps(fiy2,ty); |
447 | fiz2 = _mm_add_ps(fiz2,tz); |
448 | |
449 | fjx1 = _mm_add_ps(fjx1,tx); |
450 | fjy1 = _mm_add_ps(fjy1,ty); |
451 | fjz1 = _mm_add_ps(fjz1,tz); |
452 | |
453 | /************************** |
454 | * CALCULATE INTERACTIONS * |
455 | **************************/ |
456 | |
457 | /* REACTION-FIELD ELECTROSTATICS */ |
458 | velec = _mm_mul_ps(qq22,_mm_sub_ps(_mm_add_ps(rinv22,_mm_mul_ps(krf,rsq22)),crf)); |
459 | felec = _mm_mul_ps(qq22,_mm_sub_ps(_mm_mul_ps(rinv22,rinvsq22),krf2)); |
460 | |
461 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
462 | velecsum = _mm_add_ps(velecsum,velec); |
463 | |
464 | fscal = felec; |
465 | |
466 | /* Calculate temporary vectorial force */ |
467 | tx = _mm_mul_ps(fscal,dx22); |
468 | ty = _mm_mul_ps(fscal,dy22); |
469 | tz = _mm_mul_ps(fscal,dz22); |
470 | |
471 | /* Update vectorial force */ |
472 | fix2 = _mm_add_ps(fix2,tx); |
473 | fiy2 = _mm_add_ps(fiy2,ty); |
474 | fiz2 = _mm_add_ps(fiz2,tz); |
475 | |
476 | fjx2 = _mm_add_ps(fjx2,tx); |
477 | fjy2 = _mm_add_ps(fjy2,ty); |
478 | fjz2 = _mm_add_ps(fjz2,tz); |
479 | |
480 | /************************** |
481 | * CALCULATE INTERACTIONS * |
482 | **************************/ |
483 | |
484 | /* REACTION-FIELD ELECTROSTATICS */ |
485 | velec = _mm_mul_ps(qq23,_mm_sub_ps(_mm_add_ps(rinv23,_mm_mul_ps(krf,rsq23)),crf)); |
486 | felec = _mm_mul_ps(qq23,_mm_sub_ps(_mm_mul_ps(rinv23,rinvsq23),krf2)); |
487 | |
488 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
489 | velecsum = _mm_add_ps(velecsum,velec); |
490 | |
491 | fscal = felec; |
492 | |
493 | /* Calculate temporary vectorial force */ |
494 | tx = _mm_mul_ps(fscal,dx23); |
495 | ty = _mm_mul_ps(fscal,dy23); |
496 | tz = _mm_mul_ps(fscal,dz23); |
497 | |
498 | /* Update vectorial force */ |
499 | fix2 = _mm_add_ps(fix2,tx); |
500 | fiy2 = _mm_add_ps(fiy2,ty); |
501 | fiz2 = _mm_add_ps(fiz2,tz); |
502 | |
503 | fjx3 = _mm_add_ps(fjx3,tx); |
504 | fjy3 = _mm_add_ps(fjy3,ty); |
505 | fjz3 = _mm_add_ps(fjz3,tz); |
506 | |
507 | /************************** |
508 | * CALCULATE INTERACTIONS * |
509 | **************************/ |
510 | |
511 | /* REACTION-FIELD ELECTROSTATICS */ |
512 | velec = _mm_mul_ps(qq31,_mm_sub_ps(_mm_add_ps(rinv31,_mm_mul_ps(krf,rsq31)),crf)); |
513 | felec = _mm_mul_ps(qq31,_mm_sub_ps(_mm_mul_ps(rinv31,rinvsq31),krf2)); |
514 | |
515 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
516 | velecsum = _mm_add_ps(velecsum,velec); |
517 | |
518 | fscal = felec; |
519 | |
520 | /* Calculate temporary vectorial force */ |
521 | tx = _mm_mul_ps(fscal,dx31); |
522 | ty = _mm_mul_ps(fscal,dy31); |
523 | tz = _mm_mul_ps(fscal,dz31); |
524 | |
525 | /* Update vectorial force */ |
526 | fix3 = _mm_add_ps(fix3,tx); |
527 | fiy3 = _mm_add_ps(fiy3,ty); |
528 | fiz3 = _mm_add_ps(fiz3,tz); |
529 | |
530 | fjx1 = _mm_add_ps(fjx1,tx); |
531 | fjy1 = _mm_add_ps(fjy1,ty); |
532 | fjz1 = _mm_add_ps(fjz1,tz); |
533 | |
534 | /************************** |
535 | * CALCULATE INTERACTIONS * |
536 | **************************/ |
537 | |
538 | /* REACTION-FIELD ELECTROSTATICS */ |
539 | velec = _mm_mul_ps(qq32,_mm_sub_ps(_mm_add_ps(rinv32,_mm_mul_ps(krf,rsq32)),crf)); |
540 | felec = _mm_mul_ps(qq32,_mm_sub_ps(_mm_mul_ps(rinv32,rinvsq32),krf2)); |
541 | |
542 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
543 | velecsum = _mm_add_ps(velecsum,velec); |
544 | |
545 | fscal = felec; |
546 | |
547 | /* Calculate temporary vectorial force */ |
548 | tx = _mm_mul_ps(fscal,dx32); |
549 | ty = _mm_mul_ps(fscal,dy32); |
550 | tz = _mm_mul_ps(fscal,dz32); |
551 | |
552 | /* Update vectorial force */ |
553 | fix3 = _mm_add_ps(fix3,tx); |
554 | fiy3 = _mm_add_ps(fiy3,ty); |
555 | fiz3 = _mm_add_ps(fiz3,tz); |
556 | |
557 | fjx2 = _mm_add_ps(fjx2,tx); |
558 | fjy2 = _mm_add_ps(fjy2,ty); |
559 | fjz2 = _mm_add_ps(fjz2,tz); |
560 | |
561 | /************************** |
562 | * CALCULATE INTERACTIONS * |
563 | **************************/ |
564 | |
565 | /* REACTION-FIELD ELECTROSTATICS */ |
566 | velec = _mm_mul_ps(qq33,_mm_sub_ps(_mm_add_ps(rinv33,_mm_mul_ps(krf,rsq33)),crf)); |
567 | felec = _mm_mul_ps(qq33,_mm_sub_ps(_mm_mul_ps(rinv33,rinvsq33),krf2)); |
568 | |
569 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
570 | velecsum = _mm_add_ps(velecsum,velec); |
571 | |
572 | fscal = felec; |
573 | |
574 | /* Calculate temporary vectorial force */ |
575 | tx = _mm_mul_ps(fscal,dx33); |
576 | ty = _mm_mul_ps(fscal,dy33); |
577 | tz = _mm_mul_ps(fscal,dz33); |
578 | |
579 | /* Update vectorial force */ |
580 | fix3 = _mm_add_ps(fix3,tx); |
581 | fiy3 = _mm_add_ps(fiy3,ty); |
582 | fiz3 = _mm_add_ps(fiz3,tz); |
583 | |
584 | fjx3 = _mm_add_ps(fjx3,tx); |
585 | fjy3 = _mm_add_ps(fjy3,ty); |
586 | fjz3 = _mm_add_ps(fjz3,tz); |
587 | |
588 | fjptrA = f+j_coord_offsetA; |
589 | fjptrB = f+j_coord_offsetB; |
590 | fjptrC = f+j_coord_offsetC; |
591 | fjptrD = f+j_coord_offsetD; |
592 | |
593 | gmx_mm_decrement_4rvec_4ptr_swizzle_ps(fjptrA,fjptrB,fjptrC,fjptrD, |
594 | fjx0,fjy0,fjz0,fjx1,fjy1,fjz1, |
595 | fjx2,fjy2,fjz2,fjx3,fjy3,fjz3); |
596 | |
597 | /* Inner loop uses 323 flops */ |
598 | } |
599 | |
600 | if(jidx<j_index_end) |
601 | { |
602 | |
603 | /* Get j neighbor index, and coordinate index */ |
604 | jnrlistA = jjnr[jidx]; |
605 | jnrlistB = jjnr[jidx+1]; |
606 | jnrlistC = jjnr[jidx+2]; |
607 | jnrlistD = jjnr[jidx+3]; |
608 | /* Sign of each element will be negative for non-real atoms. |
609 | * This mask will be 0xFFFFFFFF for dummy entries and 0x0 for real ones, |
610 | * so use it as val = _mm_andnot_ps(mask,val) to clear dummy entries. |
611 | */ |
612 | dummy_mask = gmx_mm_castsi128_ps_mm_castsi128_ps(_mm_cmplt_epi32(_mm_loadu_si128((const __m128i *)(jjnr+jidx)),_mm_setzero_si128())); |
613 | jnrA = (jnrlistA>=0) ? jnrlistA : 0; |
614 | jnrB = (jnrlistB>=0) ? jnrlistB : 0; |
615 | jnrC = (jnrlistC>=0) ? jnrlistC : 0; |
616 | jnrD = (jnrlistD>=0) ? jnrlistD : 0; |
617 | j_coord_offsetA = DIM3*jnrA; |
618 | j_coord_offsetB = DIM3*jnrB; |
619 | j_coord_offsetC = DIM3*jnrC; |
620 | j_coord_offsetD = DIM3*jnrD; |
621 | |
622 | /* load j atom coordinates */ |
623 | gmx_mm_load_4rvec_4ptr_swizzle_ps(x+j_coord_offsetA,x+j_coord_offsetB, |
624 | x+j_coord_offsetC,x+j_coord_offsetD, |
625 | &jx0,&jy0,&jz0,&jx1,&jy1,&jz1,&jx2, |
626 | &jy2,&jz2,&jx3,&jy3,&jz3); |
627 | |
628 | /* Calculate displacement vector */ |
629 | dx00 = _mm_sub_ps(ix0,jx0); |
630 | dy00 = _mm_sub_ps(iy0,jy0); |
631 | dz00 = _mm_sub_ps(iz0,jz0); |
632 | dx11 = _mm_sub_ps(ix1,jx1); |
633 | dy11 = _mm_sub_ps(iy1,jy1); |
634 | dz11 = _mm_sub_ps(iz1,jz1); |
635 | dx12 = _mm_sub_ps(ix1,jx2); |
636 | dy12 = _mm_sub_ps(iy1,jy2); |
637 | dz12 = _mm_sub_ps(iz1,jz2); |
638 | dx13 = _mm_sub_ps(ix1,jx3); |
639 | dy13 = _mm_sub_ps(iy1,jy3); |
640 | dz13 = _mm_sub_ps(iz1,jz3); |
641 | dx21 = _mm_sub_ps(ix2,jx1); |
642 | dy21 = _mm_sub_ps(iy2,jy1); |
643 | dz21 = _mm_sub_ps(iz2,jz1); |
644 | dx22 = _mm_sub_ps(ix2,jx2); |
645 | dy22 = _mm_sub_ps(iy2,jy2); |
646 | dz22 = _mm_sub_ps(iz2,jz2); |
647 | dx23 = _mm_sub_ps(ix2,jx3); |
648 | dy23 = _mm_sub_ps(iy2,jy3); |
649 | dz23 = _mm_sub_ps(iz2,jz3); |
650 | dx31 = _mm_sub_ps(ix3,jx1); |
651 | dy31 = _mm_sub_ps(iy3,jy1); |
652 | dz31 = _mm_sub_ps(iz3,jz1); |
653 | dx32 = _mm_sub_ps(ix3,jx2); |
654 | dy32 = _mm_sub_ps(iy3,jy2); |
655 | dz32 = _mm_sub_ps(iz3,jz2); |
656 | dx33 = _mm_sub_ps(ix3,jx3); |
657 | dy33 = _mm_sub_ps(iy3,jy3); |
658 | dz33 = _mm_sub_ps(iz3,jz3); |
659 | |
660 | /* Calculate squared distance and things based on it */ |
661 | rsq00 = gmx_mm_calc_rsq_ps(dx00,dy00,dz00); |
662 | rsq11 = gmx_mm_calc_rsq_ps(dx11,dy11,dz11); |
663 | rsq12 = gmx_mm_calc_rsq_ps(dx12,dy12,dz12); |
664 | rsq13 = gmx_mm_calc_rsq_ps(dx13,dy13,dz13); |
665 | rsq21 = gmx_mm_calc_rsq_ps(dx21,dy21,dz21); |
666 | rsq22 = gmx_mm_calc_rsq_ps(dx22,dy22,dz22); |
667 | rsq23 = gmx_mm_calc_rsq_ps(dx23,dy23,dz23); |
668 | rsq31 = gmx_mm_calc_rsq_ps(dx31,dy31,dz31); |
669 | rsq32 = gmx_mm_calc_rsq_ps(dx32,dy32,dz32); |
670 | rsq33 = gmx_mm_calc_rsq_ps(dx33,dy33,dz33); |
671 | |
672 | rinv11 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq11); |
673 | rinv12 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq12); |
674 | rinv13 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq13); |
675 | rinv21 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq21); |
676 | rinv22 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq22); |
677 | rinv23 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq23); |
678 | rinv31 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq31); |
679 | rinv32 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq32); |
680 | rinv33 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq33); |
681 | |
682 | rinvsq00 = gmx_mm_inv_psgmx_simd_inv_f(rsq00); |
683 | rinvsq11 = _mm_mul_ps(rinv11,rinv11); |
684 | rinvsq12 = _mm_mul_ps(rinv12,rinv12); |
685 | rinvsq13 = _mm_mul_ps(rinv13,rinv13); |
686 | rinvsq21 = _mm_mul_ps(rinv21,rinv21); |
687 | rinvsq22 = _mm_mul_ps(rinv22,rinv22); |
688 | rinvsq23 = _mm_mul_ps(rinv23,rinv23); |
689 | rinvsq31 = _mm_mul_ps(rinv31,rinv31); |
690 | rinvsq32 = _mm_mul_ps(rinv32,rinv32); |
691 | rinvsq33 = _mm_mul_ps(rinv33,rinv33); |
692 | |
693 | fjx0 = _mm_setzero_ps(); |
694 | fjy0 = _mm_setzero_ps(); |
695 | fjz0 = _mm_setzero_ps(); |
696 | fjx1 = _mm_setzero_ps(); |
697 | fjy1 = _mm_setzero_ps(); |
698 | fjz1 = _mm_setzero_ps(); |
699 | fjx2 = _mm_setzero_ps(); |
700 | fjy2 = _mm_setzero_ps(); |
701 | fjz2 = _mm_setzero_ps(); |
702 | fjx3 = _mm_setzero_ps(); |
703 | fjy3 = _mm_setzero_ps(); |
704 | fjz3 = _mm_setzero_ps(); |
705 | |
706 | /************************** |
707 | * CALCULATE INTERACTIONS * |
708 | **************************/ |
709 | |
710 | /* LENNARD-JONES DISPERSION/REPULSION */ |
711 | |
712 | rinvsix = _mm_mul_ps(_mm_mul_ps(rinvsq00,rinvsq00),rinvsq00); |
713 | vvdw6 = _mm_mul_ps(c6_00,rinvsix); |
714 | vvdw12 = _mm_mul_ps(c12_00,_mm_mul_ps(rinvsix,rinvsix)); |
715 | vvdw = _mm_sub_ps( _mm_mul_ps(vvdw12,one_twelfth) , _mm_mul_ps(vvdw6,one_sixth) ); |
716 | fvdw = _mm_mul_ps(_mm_sub_ps(vvdw12,vvdw6),rinvsq00); |
717 | |
718 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
719 | vvdw = _mm_andnot_ps(dummy_mask,vvdw); |
720 | vvdwsum = _mm_add_ps(vvdwsum,vvdw); |
721 | |
722 | fscal = fvdw; |
723 | |
724 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
725 | |
726 | /* Calculate temporary vectorial force */ |
727 | tx = _mm_mul_ps(fscal,dx00); |
728 | ty = _mm_mul_ps(fscal,dy00); |
729 | tz = _mm_mul_ps(fscal,dz00); |
730 | |
731 | /* Update vectorial force */ |
732 | fix0 = _mm_add_ps(fix0,tx); |
733 | fiy0 = _mm_add_ps(fiy0,ty); |
734 | fiz0 = _mm_add_ps(fiz0,tz); |
735 | |
736 | fjx0 = _mm_add_ps(fjx0,tx); |
737 | fjy0 = _mm_add_ps(fjy0,ty); |
738 | fjz0 = _mm_add_ps(fjz0,tz); |
739 | |
740 | /************************** |
741 | * CALCULATE INTERACTIONS * |
742 | **************************/ |
743 | |
744 | /* REACTION-FIELD ELECTROSTATICS */ |
745 | velec = _mm_mul_ps(qq11,_mm_sub_ps(_mm_add_ps(rinv11,_mm_mul_ps(krf,rsq11)),crf)); |
746 | felec = _mm_mul_ps(qq11,_mm_sub_ps(_mm_mul_ps(rinv11,rinvsq11),krf2)); |
747 | |
748 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
749 | velec = _mm_andnot_ps(dummy_mask,velec); |
750 | velecsum = _mm_add_ps(velecsum,velec); |
751 | |
752 | fscal = felec; |
753 | |
754 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
755 | |
756 | /* Calculate temporary vectorial force */ |
757 | tx = _mm_mul_ps(fscal,dx11); |
758 | ty = _mm_mul_ps(fscal,dy11); |
759 | tz = _mm_mul_ps(fscal,dz11); |
760 | |
761 | /* Update vectorial force */ |
762 | fix1 = _mm_add_ps(fix1,tx); |
763 | fiy1 = _mm_add_ps(fiy1,ty); |
764 | fiz1 = _mm_add_ps(fiz1,tz); |
765 | |
766 | fjx1 = _mm_add_ps(fjx1,tx); |
767 | fjy1 = _mm_add_ps(fjy1,ty); |
768 | fjz1 = _mm_add_ps(fjz1,tz); |
769 | |
770 | /************************** |
771 | * CALCULATE INTERACTIONS * |
772 | **************************/ |
773 | |
774 | /* REACTION-FIELD ELECTROSTATICS */ |
775 | velec = _mm_mul_ps(qq12,_mm_sub_ps(_mm_add_ps(rinv12,_mm_mul_ps(krf,rsq12)),crf)); |
776 | felec = _mm_mul_ps(qq12,_mm_sub_ps(_mm_mul_ps(rinv12,rinvsq12),krf2)); |
777 | |
778 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
779 | velec = _mm_andnot_ps(dummy_mask,velec); |
780 | velecsum = _mm_add_ps(velecsum,velec); |
781 | |
782 | fscal = felec; |
783 | |
784 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
785 | |
786 | /* Calculate temporary vectorial force */ |
787 | tx = _mm_mul_ps(fscal,dx12); |
788 | ty = _mm_mul_ps(fscal,dy12); |
789 | tz = _mm_mul_ps(fscal,dz12); |
790 | |
791 | /* Update vectorial force */ |
792 | fix1 = _mm_add_ps(fix1,tx); |
793 | fiy1 = _mm_add_ps(fiy1,ty); |
794 | fiz1 = _mm_add_ps(fiz1,tz); |
795 | |
796 | fjx2 = _mm_add_ps(fjx2,tx); |
797 | fjy2 = _mm_add_ps(fjy2,ty); |
798 | fjz2 = _mm_add_ps(fjz2,tz); |
799 | |
800 | /************************** |
801 | * CALCULATE INTERACTIONS * |
802 | **************************/ |
803 | |
804 | /* REACTION-FIELD ELECTROSTATICS */ |
805 | velec = _mm_mul_ps(qq13,_mm_sub_ps(_mm_add_ps(rinv13,_mm_mul_ps(krf,rsq13)),crf)); |
806 | felec = _mm_mul_ps(qq13,_mm_sub_ps(_mm_mul_ps(rinv13,rinvsq13),krf2)); |
807 | |
808 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
809 | velec = _mm_andnot_ps(dummy_mask,velec); |
810 | velecsum = _mm_add_ps(velecsum,velec); |
811 | |
812 | fscal = felec; |
813 | |
814 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
815 | |
816 | /* Calculate temporary vectorial force */ |
817 | tx = _mm_mul_ps(fscal,dx13); |
818 | ty = _mm_mul_ps(fscal,dy13); |
819 | tz = _mm_mul_ps(fscal,dz13); |
820 | |
821 | /* Update vectorial force */ |
822 | fix1 = _mm_add_ps(fix1,tx); |
823 | fiy1 = _mm_add_ps(fiy1,ty); |
824 | fiz1 = _mm_add_ps(fiz1,tz); |
825 | |
826 | fjx3 = _mm_add_ps(fjx3,tx); |
827 | fjy3 = _mm_add_ps(fjy3,ty); |
828 | fjz3 = _mm_add_ps(fjz3,tz); |
829 | |
830 | /************************** |
831 | * CALCULATE INTERACTIONS * |
832 | **************************/ |
833 | |
834 | /* REACTION-FIELD ELECTROSTATICS */ |
835 | velec = _mm_mul_ps(qq21,_mm_sub_ps(_mm_add_ps(rinv21,_mm_mul_ps(krf,rsq21)),crf)); |
836 | felec = _mm_mul_ps(qq21,_mm_sub_ps(_mm_mul_ps(rinv21,rinvsq21),krf2)); |
837 | |
838 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
839 | velec = _mm_andnot_ps(dummy_mask,velec); |
840 | velecsum = _mm_add_ps(velecsum,velec); |
841 | |
842 | fscal = felec; |
843 | |
844 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
845 | |
846 | /* Calculate temporary vectorial force */ |
847 | tx = _mm_mul_ps(fscal,dx21); |
848 | ty = _mm_mul_ps(fscal,dy21); |
849 | tz = _mm_mul_ps(fscal,dz21); |
850 | |
851 | /* Update vectorial force */ |
852 | fix2 = _mm_add_ps(fix2,tx); |
853 | fiy2 = _mm_add_ps(fiy2,ty); |
854 | fiz2 = _mm_add_ps(fiz2,tz); |
855 | |
856 | fjx1 = _mm_add_ps(fjx1,tx); |
857 | fjy1 = _mm_add_ps(fjy1,ty); |
858 | fjz1 = _mm_add_ps(fjz1,tz); |
859 | |
860 | /************************** |
861 | * CALCULATE INTERACTIONS * |
862 | **************************/ |
863 | |
864 | /* REACTION-FIELD ELECTROSTATICS */ |
865 | velec = _mm_mul_ps(qq22,_mm_sub_ps(_mm_add_ps(rinv22,_mm_mul_ps(krf,rsq22)),crf)); |
866 | felec = _mm_mul_ps(qq22,_mm_sub_ps(_mm_mul_ps(rinv22,rinvsq22),krf2)); |
867 | |
868 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
869 | velec = _mm_andnot_ps(dummy_mask,velec); |
870 | velecsum = _mm_add_ps(velecsum,velec); |
871 | |
872 | fscal = felec; |
873 | |
874 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
875 | |
876 | /* Calculate temporary vectorial force */ |
877 | tx = _mm_mul_ps(fscal,dx22); |
878 | ty = _mm_mul_ps(fscal,dy22); |
879 | tz = _mm_mul_ps(fscal,dz22); |
880 | |
881 | /* Update vectorial force */ |
882 | fix2 = _mm_add_ps(fix2,tx); |
883 | fiy2 = _mm_add_ps(fiy2,ty); |
884 | fiz2 = _mm_add_ps(fiz2,tz); |
885 | |
886 | fjx2 = _mm_add_ps(fjx2,tx); |
887 | fjy2 = _mm_add_ps(fjy2,ty); |
888 | fjz2 = _mm_add_ps(fjz2,tz); |
889 | |
890 | /************************** |
891 | * CALCULATE INTERACTIONS * |
892 | **************************/ |
893 | |
894 | /* REACTION-FIELD ELECTROSTATICS */ |
895 | velec = _mm_mul_ps(qq23,_mm_sub_ps(_mm_add_ps(rinv23,_mm_mul_ps(krf,rsq23)),crf)); |
896 | felec = _mm_mul_ps(qq23,_mm_sub_ps(_mm_mul_ps(rinv23,rinvsq23),krf2)); |
897 | |
898 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
899 | velec = _mm_andnot_ps(dummy_mask,velec); |
900 | velecsum = _mm_add_ps(velecsum,velec); |
901 | |
902 | fscal = felec; |
903 | |
904 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
905 | |
906 | /* Calculate temporary vectorial force */ |
907 | tx = _mm_mul_ps(fscal,dx23); |
908 | ty = _mm_mul_ps(fscal,dy23); |
909 | tz = _mm_mul_ps(fscal,dz23); |
910 | |
911 | /* Update vectorial force */ |
912 | fix2 = _mm_add_ps(fix2,tx); |
913 | fiy2 = _mm_add_ps(fiy2,ty); |
914 | fiz2 = _mm_add_ps(fiz2,tz); |
915 | |
916 | fjx3 = _mm_add_ps(fjx3,tx); |
917 | fjy3 = _mm_add_ps(fjy3,ty); |
918 | fjz3 = _mm_add_ps(fjz3,tz); |
919 | |
920 | /************************** |
921 | * CALCULATE INTERACTIONS * |
922 | **************************/ |
923 | |
924 | /* REACTION-FIELD ELECTROSTATICS */ |
925 | velec = _mm_mul_ps(qq31,_mm_sub_ps(_mm_add_ps(rinv31,_mm_mul_ps(krf,rsq31)),crf)); |
926 | felec = _mm_mul_ps(qq31,_mm_sub_ps(_mm_mul_ps(rinv31,rinvsq31),krf2)); |
927 | |
928 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
929 | velec = _mm_andnot_ps(dummy_mask,velec); |
930 | velecsum = _mm_add_ps(velecsum,velec); |
931 | |
932 | fscal = felec; |
933 | |
934 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
935 | |
936 | /* Calculate temporary vectorial force */ |
937 | tx = _mm_mul_ps(fscal,dx31); |
938 | ty = _mm_mul_ps(fscal,dy31); |
939 | tz = _mm_mul_ps(fscal,dz31); |
940 | |
941 | /* Update vectorial force */ |
942 | fix3 = _mm_add_ps(fix3,tx); |
943 | fiy3 = _mm_add_ps(fiy3,ty); |
944 | fiz3 = _mm_add_ps(fiz3,tz); |
945 | |
946 | fjx1 = _mm_add_ps(fjx1,tx); |
947 | fjy1 = _mm_add_ps(fjy1,ty); |
948 | fjz1 = _mm_add_ps(fjz1,tz); |
949 | |
950 | /************************** |
951 | * CALCULATE INTERACTIONS * |
952 | **************************/ |
953 | |
954 | /* REACTION-FIELD ELECTROSTATICS */ |
955 | velec = _mm_mul_ps(qq32,_mm_sub_ps(_mm_add_ps(rinv32,_mm_mul_ps(krf,rsq32)),crf)); |
956 | felec = _mm_mul_ps(qq32,_mm_sub_ps(_mm_mul_ps(rinv32,rinvsq32),krf2)); |
957 | |
958 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
959 | velec = _mm_andnot_ps(dummy_mask,velec); |
960 | velecsum = _mm_add_ps(velecsum,velec); |
961 | |
962 | fscal = felec; |
963 | |
964 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
965 | |
966 | /* Calculate temporary vectorial force */ |
967 | tx = _mm_mul_ps(fscal,dx32); |
968 | ty = _mm_mul_ps(fscal,dy32); |
969 | tz = _mm_mul_ps(fscal,dz32); |
970 | |
971 | /* Update vectorial force */ |
972 | fix3 = _mm_add_ps(fix3,tx); |
973 | fiy3 = _mm_add_ps(fiy3,ty); |
974 | fiz3 = _mm_add_ps(fiz3,tz); |
975 | |
976 | fjx2 = _mm_add_ps(fjx2,tx); |
977 | fjy2 = _mm_add_ps(fjy2,ty); |
978 | fjz2 = _mm_add_ps(fjz2,tz); |
979 | |
980 | /************************** |
981 | * CALCULATE INTERACTIONS * |
982 | **************************/ |
983 | |
984 | /* REACTION-FIELD ELECTROSTATICS */ |
985 | velec = _mm_mul_ps(qq33,_mm_sub_ps(_mm_add_ps(rinv33,_mm_mul_ps(krf,rsq33)),crf)); |
986 | felec = _mm_mul_ps(qq33,_mm_sub_ps(_mm_mul_ps(rinv33,rinvsq33),krf2)); |
987 | |
988 | /* Update potential sum for this i atom from the interaction with this j atom. */ |
989 | velec = _mm_andnot_ps(dummy_mask,velec); |
990 | velecsum = _mm_add_ps(velecsum,velec); |
991 | |
992 | fscal = felec; |
993 | |
994 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
995 | |
996 | /* Calculate temporary vectorial force */ |
997 | tx = _mm_mul_ps(fscal,dx33); |
998 | ty = _mm_mul_ps(fscal,dy33); |
999 | tz = _mm_mul_ps(fscal,dz33); |
1000 | |
1001 | /* Update vectorial force */ |
1002 | fix3 = _mm_add_ps(fix3,tx); |
1003 | fiy3 = _mm_add_ps(fiy3,ty); |
1004 | fiz3 = _mm_add_ps(fiz3,tz); |
1005 | |
1006 | fjx3 = _mm_add_ps(fjx3,tx); |
1007 | fjy3 = _mm_add_ps(fjy3,ty); |
1008 | fjz3 = _mm_add_ps(fjz3,tz); |
1009 | |
1010 | fjptrA = (jnrlistA>=0) ? f+j_coord_offsetA : scratch; |
1011 | fjptrB = (jnrlistB>=0) ? f+j_coord_offsetB : scratch; |
1012 | fjptrC = (jnrlistC>=0) ? f+j_coord_offsetC : scratch; |
1013 | fjptrD = (jnrlistD>=0) ? f+j_coord_offsetD : scratch; |
1014 | |
1015 | gmx_mm_decrement_4rvec_4ptr_swizzle_ps(fjptrA,fjptrB,fjptrC,fjptrD, |
1016 | fjx0,fjy0,fjz0,fjx1,fjy1,fjz1, |
1017 | fjx2,fjy2,fjz2,fjx3,fjy3,fjz3); |
1018 | |
1019 | /* Inner loop uses 323 flops */ |
1020 | } |
1021 | |
1022 | /* End of innermost loop */ |
1023 | |
1024 | gmx_mm_update_iforce_4atom_swizzle_ps(fix0,fiy0,fiz0,fix1,fiy1,fiz1,fix2,fiy2,fiz2,fix3,fiy3,fiz3, |
1025 | f+i_coord_offset,fshift+i_shift_offset); |
1026 | |
1027 | ggid = gid[iidx]; |
1028 | /* Update potential energies */ |
1029 | gmx_mm_update_1pot_ps(velecsum,kernel_data->energygrp_elec+ggid); |
1030 | gmx_mm_update_1pot_ps(vvdwsum,kernel_data->energygrp_vdw+ggid); |
1031 | |
1032 | /* Increment number of inner iterations */ |
1033 | inneriter += j_index_end - j_index_start; |
1034 | |
1035 | /* Outer loop uses 26 flops */ |
1036 | } |
1037 | |
1038 | /* Increment number of outer iterations */ |
1039 | outeriter += nri; |
1040 | |
1041 | /* Update outer/inner flops */ |
1042 | |
1043 | inc_nrnb(nrnb,eNR_NBKERNEL_ELEC_VDW_W4W4_VF,outeriter*26 + inneriter*323)(nrnb)->n[eNR_NBKERNEL_ELEC_VDW_W4W4_VF] += outeriter*26 + inneriter*323; |
1044 | } |
1045 | /* |
1046 | * Gromacs nonbonded kernel: nb_kernel_ElecRF_VdwLJ_GeomW4W4_F_sse4_1_single |
1047 | * Electrostatics interaction: ReactionField |
1048 | * VdW interaction: LennardJones |
1049 | * Geometry: Water4-Water4 |
1050 | * Calculate force/pot: Force |
1051 | */ |
1052 | void |
1053 | nb_kernel_ElecRF_VdwLJ_GeomW4W4_F_sse4_1_single |
1054 | (t_nblist * gmx_restrict nlist, |
1055 | rvec * gmx_restrict xx, |
1056 | rvec * gmx_restrict ff, |
1057 | t_forcerec * gmx_restrict fr, |
1058 | t_mdatoms * gmx_restrict mdatoms, |
1059 | nb_kernel_data_t gmx_unused__attribute__ ((unused)) * gmx_restrict kernel_data, |
1060 | t_nrnb * gmx_restrict nrnb) |
1061 | { |
1062 | /* Suffixes 0,1,2,3 refer to particle indices for waters in the inner or outer loop, or |
1063 | * just 0 for non-waters. |
1064 | * Suffixes A,B,C,D refer to j loop unrolling done with SSE, e.g. for the four different |
1065 | * jnr indices corresponding to data put in the four positions in the SIMD register. |
1066 | */ |
1067 | int i_shift_offset,i_coord_offset,outeriter,inneriter; |
1068 | int j_index_start,j_index_end,jidx,nri,inr,ggid,iidx; |
1069 | int jnrA,jnrB,jnrC,jnrD; |
1070 | int jnrlistA,jnrlistB,jnrlistC,jnrlistD; |
1071 | int j_coord_offsetA,j_coord_offsetB,j_coord_offsetC,j_coord_offsetD; |
1072 | int *iinr,*jindex,*jjnr,*shiftidx,*gid; |
1073 | real rcutoff_scalar; |
1074 | real *shiftvec,*fshift,*x,*f; |
1075 | real *fjptrA,*fjptrB,*fjptrC,*fjptrD; |
1076 | real scratch[4*DIM3]; |
1077 | __m128 tx,ty,tz,fscal,rcutoff,rcutoff2,jidxall; |
1078 | int vdwioffset0; |
1079 | __m128 ix0,iy0,iz0,fix0,fiy0,fiz0,iq0,isai0; |
1080 | int vdwioffset1; |
1081 | __m128 ix1,iy1,iz1,fix1,fiy1,fiz1,iq1,isai1; |
1082 | int vdwioffset2; |
1083 | __m128 ix2,iy2,iz2,fix2,fiy2,fiz2,iq2,isai2; |
1084 | int vdwioffset3; |
1085 | __m128 ix3,iy3,iz3,fix3,fiy3,fiz3,iq3,isai3; |
1086 | int vdwjidx0A,vdwjidx0B,vdwjidx0C,vdwjidx0D; |
1087 | __m128 jx0,jy0,jz0,fjx0,fjy0,fjz0,jq0,isaj0; |
1088 | int vdwjidx1A,vdwjidx1B,vdwjidx1C,vdwjidx1D; |
1089 | __m128 jx1,jy1,jz1,fjx1,fjy1,fjz1,jq1,isaj1; |
1090 | int vdwjidx2A,vdwjidx2B,vdwjidx2C,vdwjidx2D; |
1091 | __m128 jx2,jy2,jz2,fjx2,fjy2,fjz2,jq2,isaj2; |
1092 | int vdwjidx3A,vdwjidx3B,vdwjidx3C,vdwjidx3D; |
1093 | __m128 jx3,jy3,jz3,fjx3,fjy3,fjz3,jq3,isaj3; |
1094 | __m128 dx00,dy00,dz00,rsq00,rinv00,rinvsq00,r00,qq00,c6_00,c12_00; |
1095 | __m128 dx11,dy11,dz11,rsq11,rinv11,rinvsq11,r11,qq11,c6_11,c12_11; |
1096 | __m128 dx12,dy12,dz12,rsq12,rinv12,rinvsq12,r12,qq12,c6_12,c12_12; |
1097 | __m128 dx13,dy13,dz13,rsq13,rinv13,rinvsq13,r13,qq13,c6_13,c12_13; |
1098 | __m128 dx21,dy21,dz21,rsq21,rinv21,rinvsq21,r21,qq21,c6_21,c12_21; |
1099 | __m128 dx22,dy22,dz22,rsq22,rinv22,rinvsq22,r22,qq22,c6_22,c12_22; |
1100 | __m128 dx23,dy23,dz23,rsq23,rinv23,rinvsq23,r23,qq23,c6_23,c12_23; |
1101 | __m128 dx31,dy31,dz31,rsq31,rinv31,rinvsq31,r31,qq31,c6_31,c12_31; |
1102 | __m128 dx32,dy32,dz32,rsq32,rinv32,rinvsq32,r32,qq32,c6_32,c12_32; |
1103 | __m128 dx33,dy33,dz33,rsq33,rinv33,rinvsq33,r33,qq33,c6_33,c12_33; |
1104 | __m128 velec,felec,velecsum,facel,crf,krf,krf2; |
1105 | real *charge; |
1106 | int nvdwtype; |
1107 | __m128 rinvsix,rvdw,vvdw,vvdw6,vvdw12,fvdw,fvdw6,fvdw12,vvdwsum,sh_vdw_invrcut6; |
1108 | int *vdwtype; |
1109 | real *vdwparam; |
1110 | __m128 one_sixth = _mm_set1_ps(1.0/6.0); |
1111 | __m128 one_twelfth = _mm_set1_ps(1.0/12.0); |
1112 | __m128 dummy_mask,cutoff_mask; |
1113 | __m128 signbit = _mm_castsi128_ps( _mm_set1_epi32(0x80000000) ); |
1114 | __m128 one = _mm_set1_ps(1.0); |
1115 | __m128 two = _mm_set1_ps(2.0); |
1116 | x = xx[0]; |
1117 | f = ff[0]; |
1118 | |
1119 | nri = nlist->nri; |
1120 | iinr = nlist->iinr; |
1121 | jindex = nlist->jindex; |
1122 | jjnr = nlist->jjnr; |
1123 | shiftidx = nlist->shift; |
1124 | gid = nlist->gid; |
Value stored to 'gid' is never read | |
1125 | shiftvec = fr->shift_vec[0]; |
1126 | fshift = fr->fshift[0]; |
1127 | facel = _mm_set1_ps(fr->epsfac); |
1128 | charge = mdatoms->chargeA; |
1129 | krf = _mm_set1_ps(fr->ic->k_rf); |
1130 | krf2 = _mm_set1_ps(fr->ic->k_rf*2.0); |
1131 | crf = _mm_set1_ps(fr->ic->c_rf); |
1132 | nvdwtype = fr->ntype; |
1133 | vdwparam = fr->nbfp; |
1134 | vdwtype = mdatoms->typeA; |
1135 | |
1136 | /* Setup water-specific parameters */ |
1137 | inr = nlist->iinr[0]; |
1138 | iq1 = _mm_mul_ps(facel,_mm_set1_ps(charge[inr+1])); |
1139 | iq2 = _mm_mul_ps(facel,_mm_set1_ps(charge[inr+2])); |
1140 | iq3 = _mm_mul_ps(facel,_mm_set1_ps(charge[inr+3])); |
1141 | vdwioffset0 = 2*nvdwtype*vdwtype[inr+0]; |
1142 | |
1143 | jq1 = _mm_set1_ps(charge[inr+1]); |
1144 | jq2 = _mm_set1_ps(charge[inr+2]); |
1145 | jq3 = _mm_set1_ps(charge[inr+3]); |
1146 | vdwjidx0A = 2*vdwtype[inr+0]; |
1147 | c6_00 = _mm_set1_ps(vdwparam[vdwioffset0+vdwjidx0A]); |
1148 | c12_00 = _mm_set1_ps(vdwparam[vdwioffset0+vdwjidx0A+1]); |
1149 | qq11 = _mm_mul_ps(iq1,jq1); |
1150 | qq12 = _mm_mul_ps(iq1,jq2); |
1151 | qq13 = _mm_mul_ps(iq1,jq3); |
1152 | qq21 = _mm_mul_ps(iq2,jq1); |
1153 | qq22 = _mm_mul_ps(iq2,jq2); |
1154 | qq23 = _mm_mul_ps(iq2,jq3); |
1155 | qq31 = _mm_mul_ps(iq3,jq1); |
1156 | qq32 = _mm_mul_ps(iq3,jq2); |
1157 | qq33 = _mm_mul_ps(iq3,jq3); |
1158 | |
1159 | /* Avoid stupid compiler warnings */ |
1160 | jnrA = jnrB = jnrC = jnrD = 0; |
1161 | j_coord_offsetA = 0; |
1162 | j_coord_offsetB = 0; |
1163 | j_coord_offsetC = 0; |
1164 | j_coord_offsetD = 0; |
1165 | |
1166 | outeriter = 0; |
1167 | inneriter = 0; |
1168 | |
1169 | for(iidx=0;iidx<4*DIM3;iidx++) |
1170 | { |
1171 | scratch[iidx] = 0.0; |
1172 | } |
1173 | |
1174 | /* Start outer loop over neighborlists */ |
1175 | for(iidx=0; iidx<nri; iidx++) |
1176 | { |
1177 | /* Load shift vector for this list */ |
1178 | i_shift_offset = DIM3*shiftidx[iidx]; |
1179 | |
1180 | /* Load limits for loop over neighbors */ |
1181 | j_index_start = jindex[iidx]; |
1182 | j_index_end = jindex[iidx+1]; |
1183 | |
1184 | /* Get outer coordinate index */ |
1185 | inr = iinr[iidx]; |
1186 | i_coord_offset = DIM3*inr; |
1187 | |
1188 | /* Load i particle coords and add shift vector */ |
1189 | gmx_mm_load_shift_and_4rvec_broadcast_ps(shiftvec+i_shift_offset,x+i_coord_offset, |
1190 | &ix0,&iy0,&iz0,&ix1,&iy1,&iz1,&ix2,&iy2,&iz2,&ix3,&iy3,&iz3); |
1191 | |
1192 | fix0 = _mm_setzero_ps(); |
1193 | fiy0 = _mm_setzero_ps(); |
1194 | fiz0 = _mm_setzero_ps(); |
1195 | fix1 = _mm_setzero_ps(); |
1196 | fiy1 = _mm_setzero_ps(); |
1197 | fiz1 = _mm_setzero_ps(); |
1198 | fix2 = _mm_setzero_ps(); |
1199 | fiy2 = _mm_setzero_ps(); |
1200 | fiz2 = _mm_setzero_ps(); |
1201 | fix3 = _mm_setzero_ps(); |
1202 | fiy3 = _mm_setzero_ps(); |
1203 | fiz3 = _mm_setzero_ps(); |
1204 | |
1205 | /* Start inner kernel loop */ |
1206 | for(jidx=j_index_start; jidx<j_index_end && jjnr[jidx+3]>=0; jidx+=4) |
1207 | { |
1208 | |
1209 | /* Get j neighbor index, and coordinate index */ |
1210 | jnrA = jjnr[jidx]; |
1211 | jnrB = jjnr[jidx+1]; |
1212 | jnrC = jjnr[jidx+2]; |
1213 | jnrD = jjnr[jidx+3]; |
1214 | j_coord_offsetA = DIM3*jnrA; |
1215 | j_coord_offsetB = DIM3*jnrB; |
1216 | j_coord_offsetC = DIM3*jnrC; |
1217 | j_coord_offsetD = DIM3*jnrD; |
1218 | |
1219 | /* load j atom coordinates */ |
1220 | gmx_mm_load_4rvec_4ptr_swizzle_ps(x+j_coord_offsetA,x+j_coord_offsetB, |
1221 | x+j_coord_offsetC,x+j_coord_offsetD, |
1222 | &jx0,&jy0,&jz0,&jx1,&jy1,&jz1,&jx2, |
1223 | &jy2,&jz2,&jx3,&jy3,&jz3); |
1224 | |
1225 | /* Calculate displacement vector */ |
1226 | dx00 = _mm_sub_ps(ix0,jx0); |
1227 | dy00 = _mm_sub_ps(iy0,jy0); |
1228 | dz00 = _mm_sub_ps(iz0,jz0); |
1229 | dx11 = _mm_sub_ps(ix1,jx1); |
1230 | dy11 = _mm_sub_ps(iy1,jy1); |
1231 | dz11 = _mm_sub_ps(iz1,jz1); |
1232 | dx12 = _mm_sub_ps(ix1,jx2); |
1233 | dy12 = _mm_sub_ps(iy1,jy2); |
1234 | dz12 = _mm_sub_ps(iz1,jz2); |
1235 | dx13 = _mm_sub_ps(ix1,jx3); |
1236 | dy13 = _mm_sub_ps(iy1,jy3); |
1237 | dz13 = _mm_sub_ps(iz1,jz3); |
1238 | dx21 = _mm_sub_ps(ix2,jx1); |
1239 | dy21 = _mm_sub_ps(iy2,jy1); |
1240 | dz21 = _mm_sub_ps(iz2,jz1); |
1241 | dx22 = _mm_sub_ps(ix2,jx2); |
1242 | dy22 = _mm_sub_ps(iy2,jy2); |
1243 | dz22 = _mm_sub_ps(iz2,jz2); |
1244 | dx23 = _mm_sub_ps(ix2,jx3); |
1245 | dy23 = _mm_sub_ps(iy2,jy3); |
1246 | dz23 = _mm_sub_ps(iz2,jz3); |
1247 | dx31 = _mm_sub_ps(ix3,jx1); |
1248 | dy31 = _mm_sub_ps(iy3,jy1); |
1249 | dz31 = _mm_sub_ps(iz3,jz1); |
1250 | dx32 = _mm_sub_ps(ix3,jx2); |
1251 | dy32 = _mm_sub_ps(iy3,jy2); |
1252 | dz32 = _mm_sub_ps(iz3,jz2); |
1253 | dx33 = _mm_sub_ps(ix3,jx3); |
1254 | dy33 = _mm_sub_ps(iy3,jy3); |
1255 | dz33 = _mm_sub_ps(iz3,jz3); |
1256 | |
1257 | /* Calculate squared distance and things based on it */ |
1258 | rsq00 = gmx_mm_calc_rsq_ps(dx00,dy00,dz00); |
1259 | rsq11 = gmx_mm_calc_rsq_ps(dx11,dy11,dz11); |
1260 | rsq12 = gmx_mm_calc_rsq_ps(dx12,dy12,dz12); |
1261 | rsq13 = gmx_mm_calc_rsq_ps(dx13,dy13,dz13); |
1262 | rsq21 = gmx_mm_calc_rsq_ps(dx21,dy21,dz21); |
1263 | rsq22 = gmx_mm_calc_rsq_ps(dx22,dy22,dz22); |
1264 | rsq23 = gmx_mm_calc_rsq_ps(dx23,dy23,dz23); |
1265 | rsq31 = gmx_mm_calc_rsq_ps(dx31,dy31,dz31); |
1266 | rsq32 = gmx_mm_calc_rsq_ps(dx32,dy32,dz32); |
1267 | rsq33 = gmx_mm_calc_rsq_ps(dx33,dy33,dz33); |
1268 | |
1269 | rinv11 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq11); |
1270 | rinv12 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq12); |
1271 | rinv13 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq13); |
1272 | rinv21 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq21); |
1273 | rinv22 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq22); |
1274 | rinv23 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq23); |
1275 | rinv31 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq31); |
1276 | rinv32 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq32); |
1277 | rinv33 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq33); |
1278 | |
1279 | rinvsq00 = gmx_mm_inv_psgmx_simd_inv_f(rsq00); |
1280 | rinvsq11 = _mm_mul_ps(rinv11,rinv11); |
1281 | rinvsq12 = _mm_mul_ps(rinv12,rinv12); |
1282 | rinvsq13 = _mm_mul_ps(rinv13,rinv13); |
1283 | rinvsq21 = _mm_mul_ps(rinv21,rinv21); |
1284 | rinvsq22 = _mm_mul_ps(rinv22,rinv22); |
1285 | rinvsq23 = _mm_mul_ps(rinv23,rinv23); |
1286 | rinvsq31 = _mm_mul_ps(rinv31,rinv31); |
1287 | rinvsq32 = _mm_mul_ps(rinv32,rinv32); |
1288 | rinvsq33 = _mm_mul_ps(rinv33,rinv33); |
1289 | |
1290 | fjx0 = _mm_setzero_ps(); |
1291 | fjy0 = _mm_setzero_ps(); |
1292 | fjz0 = _mm_setzero_ps(); |
1293 | fjx1 = _mm_setzero_ps(); |
1294 | fjy1 = _mm_setzero_ps(); |
1295 | fjz1 = _mm_setzero_ps(); |
1296 | fjx2 = _mm_setzero_ps(); |
1297 | fjy2 = _mm_setzero_ps(); |
1298 | fjz2 = _mm_setzero_ps(); |
1299 | fjx3 = _mm_setzero_ps(); |
1300 | fjy3 = _mm_setzero_ps(); |
1301 | fjz3 = _mm_setzero_ps(); |
1302 | |
1303 | /************************** |
1304 | * CALCULATE INTERACTIONS * |
1305 | **************************/ |
1306 | |
1307 | /* LENNARD-JONES DISPERSION/REPULSION */ |
1308 | |
1309 | rinvsix = _mm_mul_ps(_mm_mul_ps(rinvsq00,rinvsq00),rinvsq00); |
1310 | fvdw = _mm_mul_ps(_mm_sub_ps(_mm_mul_ps(c12_00,rinvsix),c6_00),_mm_mul_ps(rinvsix,rinvsq00)); |
1311 | |
1312 | fscal = fvdw; |
1313 | |
1314 | /* Calculate temporary vectorial force */ |
1315 | tx = _mm_mul_ps(fscal,dx00); |
1316 | ty = _mm_mul_ps(fscal,dy00); |
1317 | tz = _mm_mul_ps(fscal,dz00); |
1318 | |
1319 | /* Update vectorial force */ |
1320 | fix0 = _mm_add_ps(fix0,tx); |
1321 | fiy0 = _mm_add_ps(fiy0,ty); |
1322 | fiz0 = _mm_add_ps(fiz0,tz); |
1323 | |
1324 | fjx0 = _mm_add_ps(fjx0,tx); |
1325 | fjy0 = _mm_add_ps(fjy0,ty); |
1326 | fjz0 = _mm_add_ps(fjz0,tz); |
1327 | |
1328 | /************************** |
1329 | * CALCULATE INTERACTIONS * |
1330 | **************************/ |
1331 | |
1332 | /* REACTION-FIELD ELECTROSTATICS */ |
1333 | felec = _mm_mul_ps(qq11,_mm_sub_ps(_mm_mul_ps(rinv11,rinvsq11),krf2)); |
1334 | |
1335 | fscal = felec; |
1336 | |
1337 | /* Calculate temporary vectorial force */ |
1338 | tx = _mm_mul_ps(fscal,dx11); |
1339 | ty = _mm_mul_ps(fscal,dy11); |
1340 | tz = _mm_mul_ps(fscal,dz11); |
1341 | |
1342 | /* Update vectorial force */ |
1343 | fix1 = _mm_add_ps(fix1,tx); |
1344 | fiy1 = _mm_add_ps(fiy1,ty); |
1345 | fiz1 = _mm_add_ps(fiz1,tz); |
1346 | |
1347 | fjx1 = _mm_add_ps(fjx1,tx); |
1348 | fjy1 = _mm_add_ps(fjy1,ty); |
1349 | fjz1 = _mm_add_ps(fjz1,tz); |
1350 | |
1351 | /************************** |
1352 | * CALCULATE INTERACTIONS * |
1353 | **************************/ |
1354 | |
1355 | /* REACTION-FIELD ELECTROSTATICS */ |
1356 | felec = _mm_mul_ps(qq12,_mm_sub_ps(_mm_mul_ps(rinv12,rinvsq12),krf2)); |
1357 | |
1358 | fscal = felec; |
1359 | |
1360 | /* Calculate temporary vectorial force */ |
1361 | tx = _mm_mul_ps(fscal,dx12); |
1362 | ty = _mm_mul_ps(fscal,dy12); |
1363 | tz = _mm_mul_ps(fscal,dz12); |
1364 | |
1365 | /* Update vectorial force */ |
1366 | fix1 = _mm_add_ps(fix1,tx); |
1367 | fiy1 = _mm_add_ps(fiy1,ty); |
1368 | fiz1 = _mm_add_ps(fiz1,tz); |
1369 | |
1370 | fjx2 = _mm_add_ps(fjx2,tx); |
1371 | fjy2 = _mm_add_ps(fjy2,ty); |
1372 | fjz2 = _mm_add_ps(fjz2,tz); |
1373 | |
1374 | /************************** |
1375 | * CALCULATE INTERACTIONS * |
1376 | **************************/ |
1377 | |
1378 | /* REACTION-FIELD ELECTROSTATICS */ |
1379 | felec = _mm_mul_ps(qq13,_mm_sub_ps(_mm_mul_ps(rinv13,rinvsq13),krf2)); |
1380 | |
1381 | fscal = felec; |
1382 | |
1383 | /* Calculate temporary vectorial force */ |
1384 | tx = _mm_mul_ps(fscal,dx13); |
1385 | ty = _mm_mul_ps(fscal,dy13); |
1386 | tz = _mm_mul_ps(fscal,dz13); |
1387 | |
1388 | /* Update vectorial force */ |
1389 | fix1 = _mm_add_ps(fix1,tx); |
1390 | fiy1 = _mm_add_ps(fiy1,ty); |
1391 | fiz1 = _mm_add_ps(fiz1,tz); |
1392 | |
1393 | fjx3 = _mm_add_ps(fjx3,tx); |
1394 | fjy3 = _mm_add_ps(fjy3,ty); |
1395 | fjz3 = _mm_add_ps(fjz3,tz); |
1396 | |
1397 | /************************** |
1398 | * CALCULATE INTERACTIONS * |
1399 | **************************/ |
1400 | |
1401 | /* REACTION-FIELD ELECTROSTATICS */ |
1402 | felec = _mm_mul_ps(qq21,_mm_sub_ps(_mm_mul_ps(rinv21,rinvsq21),krf2)); |
1403 | |
1404 | fscal = felec; |
1405 | |
1406 | /* Calculate temporary vectorial force */ |
1407 | tx = _mm_mul_ps(fscal,dx21); |
1408 | ty = _mm_mul_ps(fscal,dy21); |
1409 | tz = _mm_mul_ps(fscal,dz21); |
1410 | |
1411 | /* Update vectorial force */ |
1412 | fix2 = _mm_add_ps(fix2,tx); |
1413 | fiy2 = _mm_add_ps(fiy2,ty); |
1414 | fiz2 = _mm_add_ps(fiz2,tz); |
1415 | |
1416 | fjx1 = _mm_add_ps(fjx1,tx); |
1417 | fjy1 = _mm_add_ps(fjy1,ty); |
1418 | fjz1 = _mm_add_ps(fjz1,tz); |
1419 | |
1420 | /************************** |
1421 | * CALCULATE INTERACTIONS * |
1422 | **************************/ |
1423 | |
1424 | /* REACTION-FIELD ELECTROSTATICS */ |
1425 | felec = _mm_mul_ps(qq22,_mm_sub_ps(_mm_mul_ps(rinv22,rinvsq22),krf2)); |
1426 | |
1427 | fscal = felec; |
1428 | |
1429 | /* Calculate temporary vectorial force */ |
1430 | tx = _mm_mul_ps(fscal,dx22); |
1431 | ty = _mm_mul_ps(fscal,dy22); |
1432 | tz = _mm_mul_ps(fscal,dz22); |
1433 | |
1434 | /* Update vectorial force */ |
1435 | fix2 = _mm_add_ps(fix2,tx); |
1436 | fiy2 = _mm_add_ps(fiy2,ty); |
1437 | fiz2 = _mm_add_ps(fiz2,tz); |
1438 | |
1439 | fjx2 = _mm_add_ps(fjx2,tx); |
1440 | fjy2 = _mm_add_ps(fjy2,ty); |
1441 | fjz2 = _mm_add_ps(fjz2,tz); |
1442 | |
1443 | /************************** |
1444 | * CALCULATE INTERACTIONS * |
1445 | **************************/ |
1446 | |
1447 | /* REACTION-FIELD ELECTROSTATICS */ |
1448 | felec = _mm_mul_ps(qq23,_mm_sub_ps(_mm_mul_ps(rinv23,rinvsq23),krf2)); |
1449 | |
1450 | fscal = felec; |
1451 | |
1452 | /* Calculate temporary vectorial force */ |
1453 | tx = _mm_mul_ps(fscal,dx23); |
1454 | ty = _mm_mul_ps(fscal,dy23); |
1455 | tz = _mm_mul_ps(fscal,dz23); |
1456 | |
1457 | /* Update vectorial force */ |
1458 | fix2 = _mm_add_ps(fix2,tx); |
1459 | fiy2 = _mm_add_ps(fiy2,ty); |
1460 | fiz2 = _mm_add_ps(fiz2,tz); |
1461 | |
1462 | fjx3 = _mm_add_ps(fjx3,tx); |
1463 | fjy3 = _mm_add_ps(fjy3,ty); |
1464 | fjz3 = _mm_add_ps(fjz3,tz); |
1465 | |
1466 | /************************** |
1467 | * CALCULATE INTERACTIONS * |
1468 | **************************/ |
1469 | |
1470 | /* REACTION-FIELD ELECTROSTATICS */ |
1471 | felec = _mm_mul_ps(qq31,_mm_sub_ps(_mm_mul_ps(rinv31,rinvsq31),krf2)); |
1472 | |
1473 | fscal = felec; |
1474 | |
1475 | /* Calculate temporary vectorial force */ |
1476 | tx = _mm_mul_ps(fscal,dx31); |
1477 | ty = _mm_mul_ps(fscal,dy31); |
1478 | tz = _mm_mul_ps(fscal,dz31); |
1479 | |
1480 | /* Update vectorial force */ |
1481 | fix3 = _mm_add_ps(fix3,tx); |
1482 | fiy3 = _mm_add_ps(fiy3,ty); |
1483 | fiz3 = _mm_add_ps(fiz3,tz); |
1484 | |
1485 | fjx1 = _mm_add_ps(fjx1,tx); |
1486 | fjy1 = _mm_add_ps(fjy1,ty); |
1487 | fjz1 = _mm_add_ps(fjz1,tz); |
1488 | |
1489 | /************************** |
1490 | * CALCULATE INTERACTIONS * |
1491 | **************************/ |
1492 | |
1493 | /* REACTION-FIELD ELECTROSTATICS */ |
1494 | felec = _mm_mul_ps(qq32,_mm_sub_ps(_mm_mul_ps(rinv32,rinvsq32),krf2)); |
1495 | |
1496 | fscal = felec; |
1497 | |
1498 | /* Calculate temporary vectorial force */ |
1499 | tx = _mm_mul_ps(fscal,dx32); |
1500 | ty = _mm_mul_ps(fscal,dy32); |
1501 | tz = _mm_mul_ps(fscal,dz32); |
1502 | |
1503 | /* Update vectorial force */ |
1504 | fix3 = _mm_add_ps(fix3,tx); |
1505 | fiy3 = _mm_add_ps(fiy3,ty); |
1506 | fiz3 = _mm_add_ps(fiz3,tz); |
1507 | |
1508 | fjx2 = _mm_add_ps(fjx2,tx); |
1509 | fjy2 = _mm_add_ps(fjy2,ty); |
1510 | fjz2 = _mm_add_ps(fjz2,tz); |
1511 | |
1512 | /************************** |
1513 | * CALCULATE INTERACTIONS * |
1514 | **************************/ |
1515 | |
1516 | /* REACTION-FIELD ELECTROSTATICS */ |
1517 | felec = _mm_mul_ps(qq33,_mm_sub_ps(_mm_mul_ps(rinv33,rinvsq33),krf2)); |
1518 | |
1519 | fscal = felec; |
1520 | |
1521 | /* Calculate temporary vectorial force */ |
1522 | tx = _mm_mul_ps(fscal,dx33); |
1523 | ty = _mm_mul_ps(fscal,dy33); |
1524 | tz = _mm_mul_ps(fscal,dz33); |
1525 | |
1526 | /* Update vectorial force */ |
1527 | fix3 = _mm_add_ps(fix3,tx); |
1528 | fiy3 = _mm_add_ps(fiy3,ty); |
1529 | fiz3 = _mm_add_ps(fiz3,tz); |
1530 | |
1531 | fjx3 = _mm_add_ps(fjx3,tx); |
1532 | fjy3 = _mm_add_ps(fjy3,ty); |
1533 | fjz3 = _mm_add_ps(fjz3,tz); |
1534 | |
1535 | fjptrA = f+j_coord_offsetA; |
1536 | fjptrB = f+j_coord_offsetB; |
1537 | fjptrC = f+j_coord_offsetC; |
1538 | fjptrD = f+j_coord_offsetD; |
1539 | |
1540 | gmx_mm_decrement_4rvec_4ptr_swizzle_ps(fjptrA,fjptrB,fjptrC,fjptrD, |
1541 | fjx0,fjy0,fjz0,fjx1,fjy1,fjz1, |
1542 | fjx2,fjy2,fjz2,fjx3,fjy3,fjz3); |
1543 | |
1544 | /* Inner loop uses 273 flops */ |
1545 | } |
1546 | |
1547 | if(jidx<j_index_end) |
1548 | { |
1549 | |
1550 | /* Get j neighbor index, and coordinate index */ |
1551 | jnrlistA = jjnr[jidx]; |
1552 | jnrlistB = jjnr[jidx+1]; |
1553 | jnrlistC = jjnr[jidx+2]; |
1554 | jnrlistD = jjnr[jidx+3]; |
1555 | /* Sign of each element will be negative for non-real atoms. |
1556 | * This mask will be 0xFFFFFFFF for dummy entries and 0x0 for real ones, |
1557 | * so use it as val = _mm_andnot_ps(mask,val) to clear dummy entries. |
1558 | */ |
1559 | dummy_mask = gmx_mm_castsi128_ps_mm_castsi128_ps(_mm_cmplt_epi32(_mm_loadu_si128((const __m128i *)(jjnr+jidx)),_mm_setzero_si128())); |
1560 | jnrA = (jnrlistA>=0) ? jnrlistA : 0; |
1561 | jnrB = (jnrlistB>=0) ? jnrlistB : 0; |
1562 | jnrC = (jnrlistC>=0) ? jnrlistC : 0; |
1563 | jnrD = (jnrlistD>=0) ? jnrlistD : 0; |
1564 | j_coord_offsetA = DIM3*jnrA; |
1565 | j_coord_offsetB = DIM3*jnrB; |
1566 | j_coord_offsetC = DIM3*jnrC; |
1567 | j_coord_offsetD = DIM3*jnrD; |
1568 | |
1569 | /* load j atom coordinates */ |
1570 | gmx_mm_load_4rvec_4ptr_swizzle_ps(x+j_coord_offsetA,x+j_coord_offsetB, |
1571 | x+j_coord_offsetC,x+j_coord_offsetD, |
1572 | &jx0,&jy0,&jz0,&jx1,&jy1,&jz1,&jx2, |
1573 | &jy2,&jz2,&jx3,&jy3,&jz3); |
1574 | |
1575 | /* Calculate displacement vector */ |
1576 | dx00 = _mm_sub_ps(ix0,jx0); |
1577 | dy00 = _mm_sub_ps(iy0,jy0); |
1578 | dz00 = _mm_sub_ps(iz0,jz0); |
1579 | dx11 = _mm_sub_ps(ix1,jx1); |
1580 | dy11 = _mm_sub_ps(iy1,jy1); |
1581 | dz11 = _mm_sub_ps(iz1,jz1); |
1582 | dx12 = _mm_sub_ps(ix1,jx2); |
1583 | dy12 = _mm_sub_ps(iy1,jy2); |
1584 | dz12 = _mm_sub_ps(iz1,jz2); |
1585 | dx13 = _mm_sub_ps(ix1,jx3); |
1586 | dy13 = _mm_sub_ps(iy1,jy3); |
1587 | dz13 = _mm_sub_ps(iz1,jz3); |
1588 | dx21 = _mm_sub_ps(ix2,jx1); |
1589 | dy21 = _mm_sub_ps(iy2,jy1); |
1590 | dz21 = _mm_sub_ps(iz2,jz1); |
1591 | dx22 = _mm_sub_ps(ix2,jx2); |
1592 | dy22 = _mm_sub_ps(iy2,jy2); |
1593 | dz22 = _mm_sub_ps(iz2,jz2); |
1594 | dx23 = _mm_sub_ps(ix2,jx3); |
1595 | dy23 = _mm_sub_ps(iy2,jy3); |
1596 | dz23 = _mm_sub_ps(iz2,jz3); |
1597 | dx31 = _mm_sub_ps(ix3,jx1); |
1598 | dy31 = _mm_sub_ps(iy3,jy1); |
1599 | dz31 = _mm_sub_ps(iz3,jz1); |
1600 | dx32 = _mm_sub_ps(ix3,jx2); |
1601 | dy32 = _mm_sub_ps(iy3,jy2); |
1602 | dz32 = _mm_sub_ps(iz3,jz2); |
1603 | dx33 = _mm_sub_ps(ix3,jx3); |
1604 | dy33 = _mm_sub_ps(iy3,jy3); |
1605 | dz33 = _mm_sub_ps(iz3,jz3); |
1606 | |
1607 | /* Calculate squared distance and things based on it */ |
1608 | rsq00 = gmx_mm_calc_rsq_ps(dx00,dy00,dz00); |
1609 | rsq11 = gmx_mm_calc_rsq_ps(dx11,dy11,dz11); |
1610 | rsq12 = gmx_mm_calc_rsq_ps(dx12,dy12,dz12); |
1611 | rsq13 = gmx_mm_calc_rsq_ps(dx13,dy13,dz13); |
1612 | rsq21 = gmx_mm_calc_rsq_ps(dx21,dy21,dz21); |
1613 | rsq22 = gmx_mm_calc_rsq_ps(dx22,dy22,dz22); |
1614 | rsq23 = gmx_mm_calc_rsq_ps(dx23,dy23,dz23); |
1615 | rsq31 = gmx_mm_calc_rsq_ps(dx31,dy31,dz31); |
1616 | rsq32 = gmx_mm_calc_rsq_ps(dx32,dy32,dz32); |
1617 | rsq33 = gmx_mm_calc_rsq_ps(dx33,dy33,dz33); |
1618 | |
1619 | rinv11 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq11); |
1620 | rinv12 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq12); |
1621 | rinv13 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq13); |
1622 | rinv21 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq21); |
1623 | rinv22 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq22); |
1624 | rinv23 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq23); |
1625 | rinv31 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq31); |
1626 | rinv32 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq32); |
1627 | rinv33 = gmx_mm_invsqrt_psgmx_simd_invsqrt_f(rsq33); |
1628 | |
1629 | rinvsq00 = gmx_mm_inv_psgmx_simd_inv_f(rsq00); |
1630 | rinvsq11 = _mm_mul_ps(rinv11,rinv11); |
1631 | rinvsq12 = _mm_mul_ps(rinv12,rinv12); |
1632 | rinvsq13 = _mm_mul_ps(rinv13,rinv13); |
1633 | rinvsq21 = _mm_mul_ps(rinv21,rinv21); |
1634 | rinvsq22 = _mm_mul_ps(rinv22,rinv22); |
1635 | rinvsq23 = _mm_mul_ps(rinv23,rinv23); |
1636 | rinvsq31 = _mm_mul_ps(rinv31,rinv31); |
1637 | rinvsq32 = _mm_mul_ps(rinv32,rinv32); |
1638 | rinvsq33 = _mm_mul_ps(rinv33,rinv33); |
1639 | |
1640 | fjx0 = _mm_setzero_ps(); |
1641 | fjy0 = _mm_setzero_ps(); |
1642 | fjz0 = _mm_setzero_ps(); |
1643 | fjx1 = _mm_setzero_ps(); |
1644 | fjy1 = _mm_setzero_ps(); |
1645 | fjz1 = _mm_setzero_ps(); |
1646 | fjx2 = _mm_setzero_ps(); |
1647 | fjy2 = _mm_setzero_ps(); |
1648 | fjz2 = _mm_setzero_ps(); |
1649 | fjx3 = _mm_setzero_ps(); |
1650 | fjy3 = _mm_setzero_ps(); |
1651 | fjz3 = _mm_setzero_ps(); |
1652 | |
1653 | /************************** |
1654 | * CALCULATE INTERACTIONS * |
1655 | **************************/ |
1656 | |
1657 | /* LENNARD-JONES DISPERSION/REPULSION */ |
1658 | |
1659 | rinvsix = _mm_mul_ps(_mm_mul_ps(rinvsq00,rinvsq00),rinvsq00); |
1660 | fvdw = _mm_mul_ps(_mm_sub_ps(_mm_mul_ps(c12_00,rinvsix),c6_00),_mm_mul_ps(rinvsix,rinvsq00)); |
1661 | |
1662 | fscal = fvdw; |
1663 | |
1664 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
1665 | |
1666 | /* Calculate temporary vectorial force */ |
1667 | tx = _mm_mul_ps(fscal,dx00); |
1668 | ty = _mm_mul_ps(fscal,dy00); |
1669 | tz = _mm_mul_ps(fscal,dz00); |
1670 | |
1671 | /* Update vectorial force */ |
1672 | fix0 = _mm_add_ps(fix0,tx); |
1673 | fiy0 = _mm_add_ps(fiy0,ty); |
1674 | fiz0 = _mm_add_ps(fiz0,tz); |
1675 | |
1676 | fjx0 = _mm_add_ps(fjx0,tx); |
1677 | fjy0 = _mm_add_ps(fjy0,ty); |
1678 | fjz0 = _mm_add_ps(fjz0,tz); |
1679 | |
1680 | /************************** |
1681 | * CALCULATE INTERACTIONS * |
1682 | **************************/ |
1683 | |
1684 | /* REACTION-FIELD ELECTROSTATICS */ |
1685 | felec = _mm_mul_ps(qq11,_mm_sub_ps(_mm_mul_ps(rinv11,rinvsq11),krf2)); |
1686 | |
1687 | fscal = felec; |
1688 | |
1689 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
1690 | |
1691 | /* Calculate temporary vectorial force */ |
1692 | tx = _mm_mul_ps(fscal,dx11); |
1693 | ty = _mm_mul_ps(fscal,dy11); |
1694 | tz = _mm_mul_ps(fscal,dz11); |
1695 | |
1696 | /* Update vectorial force */ |
1697 | fix1 = _mm_add_ps(fix1,tx); |
1698 | fiy1 = _mm_add_ps(fiy1,ty); |
1699 | fiz1 = _mm_add_ps(fiz1,tz); |
1700 | |
1701 | fjx1 = _mm_add_ps(fjx1,tx); |
1702 | fjy1 = _mm_add_ps(fjy1,ty); |
1703 | fjz1 = _mm_add_ps(fjz1,tz); |
1704 | |
1705 | /************************** |
1706 | * CALCULATE INTERACTIONS * |
1707 | **************************/ |
1708 | |
1709 | /* REACTION-FIELD ELECTROSTATICS */ |
1710 | felec = _mm_mul_ps(qq12,_mm_sub_ps(_mm_mul_ps(rinv12,rinvsq12),krf2)); |
1711 | |
1712 | fscal = felec; |
1713 | |
1714 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
1715 | |
1716 | /* Calculate temporary vectorial force */ |
1717 | tx = _mm_mul_ps(fscal,dx12); |
1718 | ty = _mm_mul_ps(fscal,dy12); |
1719 | tz = _mm_mul_ps(fscal,dz12); |
1720 | |
1721 | /* Update vectorial force */ |
1722 | fix1 = _mm_add_ps(fix1,tx); |
1723 | fiy1 = _mm_add_ps(fiy1,ty); |
1724 | fiz1 = _mm_add_ps(fiz1,tz); |
1725 | |
1726 | fjx2 = _mm_add_ps(fjx2,tx); |
1727 | fjy2 = _mm_add_ps(fjy2,ty); |
1728 | fjz2 = _mm_add_ps(fjz2,tz); |
1729 | |
1730 | /************************** |
1731 | * CALCULATE INTERACTIONS * |
1732 | **************************/ |
1733 | |
1734 | /* REACTION-FIELD ELECTROSTATICS */ |
1735 | felec = _mm_mul_ps(qq13,_mm_sub_ps(_mm_mul_ps(rinv13,rinvsq13),krf2)); |
1736 | |
1737 | fscal = felec; |
1738 | |
1739 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
1740 | |
1741 | /* Calculate temporary vectorial force */ |
1742 | tx = _mm_mul_ps(fscal,dx13); |
1743 | ty = _mm_mul_ps(fscal,dy13); |
1744 | tz = _mm_mul_ps(fscal,dz13); |
1745 | |
1746 | /* Update vectorial force */ |
1747 | fix1 = _mm_add_ps(fix1,tx); |
1748 | fiy1 = _mm_add_ps(fiy1,ty); |
1749 | fiz1 = _mm_add_ps(fiz1,tz); |
1750 | |
1751 | fjx3 = _mm_add_ps(fjx3,tx); |
1752 | fjy3 = _mm_add_ps(fjy3,ty); |
1753 | fjz3 = _mm_add_ps(fjz3,tz); |
1754 | |
1755 | /************************** |
1756 | * CALCULATE INTERACTIONS * |
1757 | **************************/ |
1758 | |
1759 | /* REACTION-FIELD ELECTROSTATICS */ |
1760 | felec = _mm_mul_ps(qq21,_mm_sub_ps(_mm_mul_ps(rinv21,rinvsq21),krf2)); |
1761 | |
1762 | fscal = felec; |
1763 | |
1764 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
1765 | |
1766 | /* Calculate temporary vectorial force */ |
1767 | tx = _mm_mul_ps(fscal,dx21); |
1768 | ty = _mm_mul_ps(fscal,dy21); |
1769 | tz = _mm_mul_ps(fscal,dz21); |
1770 | |
1771 | /* Update vectorial force */ |
1772 | fix2 = _mm_add_ps(fix2,tx); |
1773 | fiy2 = _mm_add_ps(fiy2,ty); |
1774 | fiz2 = _mm_add_ps(fiz2,tz); |
1775 | |
1776 | fjx1 = _mm_add_ps(fjx1,tx); |
1777 | fjy1 = _mm_add_ps(fjy1,ty); |
1778 | fjz1 = _mm_add_ps(fjz1,tz); |
1779 | |
1780 | /************************** |
1781 | * CALCULATE INTERACTIONS * |
1782 | **************************/ |
1783 | |
1784 | /* REACTION-FIELD ELECTROSTATICS */ |
1785 | felec = _mm_mul_ps(qq22,_mm_sub_ps(_mm_mul_ps(rinv22,rinvsq22),krf2)); |
1786 | |
1787 | fscal = felec; |
1788 | |
1789 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
1790 | |
1791 | /* Calculate temporary vectorial force */ |
1792 | tx = _mm_mul_ps(fscal,dx22); |
1793 | ty = _mm_mul_ps(fscal,dy22); |
1794 | tz = _mm_mul_ps(fscal,dz22); |
1795 | |
1796 | /* Update vectorial force */ |
1797 | fix2 = _mm_add_ps(fix2,tx); |
1798 | fiy2 = _mm_add_ps(fiy2,ty); |
1799 | fiz2 = _mm_add_ps(fiz2,tz); |
1800 | |
1801 | fjx2 = _mm_add_ps(fjx2,tx); |
1802 | fjy2 = _mm_add_ps(fjy2,ty); |
1803 | fjz2 = _mm_add_ps(fjz2,tz); |
1804 | |
1805 | /************************** |
1806 | * CALCULATE INTERACTIONS * |
1807 | **************************/ |
1808 | |
1809 | /* REACTION-FIELD ELECTROSTATICS */ |
1810 | felec = _mm_mul_ps(qq23,_mm_sub_ps(_mm_mul_ps(rinv23,rinvsq23),krf2)); |
1811 | |
1812 | fscal = felec; |
1813 | |
1814 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
1815 | |
1816 | /* Calculate temporary vectorial force */ |
1817 | tx = _mm_mul_ps(fscal,dx23); |
1818 | ty = _mm_mul_ps(fscal,dy23); |
1819 | tz = _mm_mul_ps(fscal,dz23); |
1820 | |
1821 | /* Update vectorial force */ |
1822 | fix2 = _mm_add_ps(fix2,tx); |
1823 | fiy2 = _mm_add_ps(fiy2,ty); |
1824 | fiz2 = _mm_add_ps(fiz2,tz); |
1825 | |
1826 | fjx3 = _mm_add_ps(fjx3,tx); |
1827 | fjy3 = _mm_add_ps(fjy3,ty); |
1828 | fjz3 = _mm_add_ps(fjz3,tz); |
1829 | |
1830 | /************************** |
1831 | * CALCULATE INTERACTIONS * |
1832 | **************************/ |
1833 | |
1834 | /* REACTION-FIELD ELECTROSTATICS */ |
1835 | felec = _mm_mul_ps(qq31,_mm_sub_ps(_mm_mul_ps(rinv31,rinvsq31),krf2)); |
1836 | |
1837 | fscal = felec; |
1838 | |
1839 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
1840 | |
1841 | /* Calculate temporary vectorial force */ |
1842 | tx = _mm_mul_ps(fscal,dx31); |
1843 | ty = _mm_mul_ps(fscal,dy31); |
1844 | tz = _mm_mul_ps(fscal,dz31); |
1845 | |
1846 | /* Update vectorial force */ |
1847 | fix3 = _mm_add_ps(fix3,tx); |
1848 | fiy3 = _mm_add_ps(fiy3,ty); |
1849 | fiz3 = _mm_add_ps(fiz3,tz); |
1850 | |
1851 | fjx1 = _mm_add_ps(fjx1,tx); |
1852 | fjy1 = _mm_add_ps(fjy1,ty); |
1853 | fjz1 = _mm_add_ps(fjz1,tz); |
1854 | |
1855 | /************************** |
1856 | * CALCULATE INTERACTIONS * |
1857 | **************************/ |
1858 | |
1859 | /* REACTION-FIELD ELECTROSTATICS */ |
1860 | felec = _mm_mul_ps(qq32,_mm_sub_ps(_mm_mul_ps(rinv32,rinvsq32),krf2)); |
1861 | |
1862 | fscal = felec; |
1863 | |
1864 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
1865 | |
1866 | /* Calculate temporary vectorial force */ |
1867 | tx = _mm_mul_ps(fscal,dx32); |
1868 | ty = _mm_mul_ps(fscal,dy32); |
1869 | tz = _mm_mul_ps(fscal,dz32); |
1870 | |
1871 | /* Update vectorial force */ |
1872 | fix3 = _mm_add_ps(fix3,tx); |
1873 | fiy3 = _mm_add_ps(fiy3,ty); |
1874 | fiz3 = _mm_add_ps(fiz3,tz); |
1875 | |
1876 | fjx2 = _mm_add_ps(fjx2,tx); |
1877 | fjy2 = _mm_add_ps(fjy2,ty); |
1878 | fjz2 = _mm_add_ps(fjz2,tz); |
1879 | |
1880 | /************************** |
1881 | * CALCULATE INTERACTIONS * |
1882 | **************************/ |
1883 | |
1884 | /* REACTION-FIELD ELECTROSTATICS */ |
1885 | felec = _mm_mul_ps(qq33,_mm_sub_ps(_mm_mul_ps(rinv33,rinvsq33),krf2)); |
1886 | |
1887 | fscal = felec; |
1888 | |
1889 | fscal = _mm_andnot_ps(dummy_mask,fscal); |
1890 | |
1891 | /* Calculate temporary vectorial force */ |
1892 | tx = _mm_mul_ps(fscal,dx33); |
1893 | ty = _mm_mul_ps(fscal,dy33); |
1894 | tz = _mm_mul_ps(fscal,dz33); |
1895 | |
1896 | /* Update vectorial force */ |
1897 | fix3 = _mm_add_ps(fix3,tx); |
1898 | fiy3 = _mm_add_ps(fiy3,ty); |
1899 | fiz3 = _mm_add_ps(fiz3,tz); |
1900 | |
1901 | fjx3 = _mm_add_ps(fjx3,tx); |
1902 | fjy3 = _mm_add_ps(fjy3,ty); |
1903 | fjz3 = _mm_add_ps(fjz3,tz); |
1904 | |
1905 | fjptrA = (jnrlistA>=0) ? f+j_coord_offsetA : scratch; |
1906 | fjptrB = (jnrlistB>=0) ? f+j_coord_offsetB : scratch; |
1907 | fjptrC = (jnrlistC>=0) ? f+j_coord_offsetC : scratch; |
1908 | fjptrD = (jnrlistD>=0) ? f+j_coord_offsetD : scratch; |
1909 | |
1910 | gmx_mm_decrement_4rvec_4ptr_swizzle_ps(fjptrA,fjptrB,fjptrC,fjptrD, |
1911 | fjx0,fjy0,fjz0,fjx1,fjy1,fjz1, |
1912 | fjx2,fjy2,fjz2,fjx3,fjy3,fjz3); |
1913 | |
1914 | /* Inner loop uses 273 flops */ |
1915 | } |
1916 | |
1917 | /* End of innermost loop */ |
1918 | |
1919 | gmx_mm_update_iforce_4atom_swizzle_ps(fix0,fiy0,fiz0,fix1,fiy1,fiz1,fix2,fiy2,fiz2,fix3,fiy3,fiz3, |
1920 | f+i_coord_offset,fshift+i_shift_offset); |
1921 | |
1922 | /* Increment number of inner iterations */ |
1923 | inneriter += j_index_end - j_index_start; |
1924 | |
1925 | /* Outer loop uses 24 flops */ |
1926 | } |
1927 | |
1928 | /* Increment number of outer iterations */ |
1929 | outeriter += nri; |
1930 | |
1931 | /* Update outer/inner flops */ |
1932 | |
1933 | inc_nrnb(nrnb,eNR_NBKERNEL_ELEC_VDW_W4W4_F,outeriter*24 + inneriter*273)(nrnb)->n[eNR_NBKERNEL_ELEC_VDW_W4W4_F] += outeriter*24 + inneriter *273; |
1934 | } |