Bug Summary

File:ksp/pc/impls/tfs/gs.c
Warning:line 723, column 43
The left operand of '*' is a garbage value

Annotated Source Code

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1
2/***********************************gs.c***************************************
3
4Author: Henry M. Tufo III
5
6e-mail: [email protected]
7
8snail-mail:
9Division of Applied Mathematics
10Brown University
11Providence, RI 02912
12
13Last Modification:
146.21.97
15************************************gs.c**************************************/
16
17/***********************************gs.c***************************************
18File Description:
19-----------------
20
21************************************gs.c**************************************/
22
23#include <../src/ksp/pc/impls/tfs/tfs.h>
24
25/* default length of number of items via tree - doubles if exceeded */
26#define TREE_BUF_SZ2048; 2048;
27#define GS_VEC_SZ1 1
28
29
30
31/***********************************gs.c***************************************
32Type: struct gather_scatter_id
33------------------------------
34
35************************************gs.c**************************************/
36typedef struct gather_scatter_id {
37 PetscInt id;
38 PetscInt nel_min;
39 PetscInt nel_max;
40 PetscInt nel_sum;
41 PetscInt negl;
42 PetscInt gl_max;
43 PetscInt gl_min;
44 PetscInt repeats;
45 PetscInt ordered;
46 PetscInt positive;
47 PetscScalar *vals;
48
49 /* bit mask info */
50 PetscInt *my_proc_mask;
51 PetscInt mask_sz;
52 PetscInt *ngh_buf;
53 PetscInt ngh_buf_sz;
54 PetscInt *nghs;
55 PetscInt num_nghs;
56 PetscInt max_nghs;
57 PetscInt *pw_nghs;
58 PetscInt num_pw_nghs;
59 PetscInt *tree_nghs;
60 PetscInt num_tree_nghs;
61
62 PetscInt num_loads;
63
64 /* repeats == true -> local info */
65 PetscInt nel; /* number of unique elememts */
66 PetscInt *elms; /* of size nel */
67 PetscInt nel_total;
68 PetscInt *local_elms; /* of size nel_total */
69 PetscInt *companion; /* of size nel_total */
70
71 /* local info */
72 PetscInt num_local_total;
73 PetscInt local_strength;
74 PetscInt num_local;
75 PetscInt *num_local_reduce;
76 PetscInt **local_reduce;
77 PetscInt num_local_gop;
78 PetscInt *num_gop_local_reduce;
79 PetscInt **gop_local_reduce;
80
81 /* pairwise info */
82 PetscInt level;
83 PetscInt num_pairs;
84 PetscInt max_pairs;
85 PetscInt loc_node_pairs;
86 PetscInt max_node_pairs;
87 PetscInt min_node_pairs;
88 PetscInt avg_node_pairs;
89 PetscInt *pair_list;
90 PetscInt *msg_sizes;
91 PetscInt **node_list;
92 PetscInt len_pw_list;
93 PetscInt *pw_elm_list;
94 PetscScalar *pw_vals;
95
96 MPI_Request *msg_ids_in;
97 MPI_Request *msg_ids_out;
98
99 PetscScalar *out;
100 PetscScalar *in;
101 PetscInt msg_total;
102
103 /* tree - crystal accumulator info */
104 PetscInt max_left_over;
105 PetscInt *pre;
106 PetscInt *in_num;
107 PetscInt *out_num;
108 PetscInt **in_list;
109 PetscInt **out_list;
110
111 /* new tree work*/
112 PetscInt tree_nel;
113 PetscInt *tree_elms;
114 PetscScalar *tree_buf;
115 PetscScalar *tree_work;
116
117 PetscInt tree_map_sz;
118 PetscInt *tree_map_in;
119 PetscInt *tree_map_out;
120
121 /* current memory status */
122 PetscInt gl_bss_min;
123 PetscInt gl_perm_min;
124
125 /* max segment size for PCTFS_gs_gop_vec() */
126 PetscInt vec_sz;
127
128 /* hack to make paul happy */
129 MPI_Comm PCTFS_gs_comm;
130
131} PCTFS_gs_id;
132
133static PCTFS_gs_id *gsi_check_args(PetscInt *elms, PetscInt nel, PetscInt level);
134static PetscErrorCode gsi_via_bit_mask(PCTFS_gs_id *gs);
135static PetscErrorCode get_ngh_buf(PCTFS_gs_id *gs);
136static PetscErrorCode set_pairwise(PCTFS_gs_id *gs);
137static PCTFS_gs_id *gsi_new(void);
138static PetscErrorCode set_tree(PCTFS_gs_id *gs);
139
140/* same for all but vector flavor */
141static PetscErrorCode PCTFS_gs_gop_local_out(PCTFS_gs_id *gs, PetscScalar *vals);
142/* vector flavor */
143static PetscErrorCode PCTFS_gs_gop_vec_local_out(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt step);
144
145static PetscErrorCode PCTFS_gs_gop_vec_plus(PCTFS_gs_id *gs, PetscScalar *in_vals, PetscInt step);
146static PetscErrorCode PCTFS_gs_gop_vec_pairwise_plus(PCTFS_gs_id *gs, PetscScalar *in_vals, PetscInt step);
147static PetscErrorCode PCTFS_gs_gop_vec_local_plus(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt step);
148static PetscErrorCode PCTFS_gs_gop_vec_local_in_plus(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt step);
149static PetscErrorCode PCTFS_gs_gop_vec_tree_plus(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt step);
150
151
152static PetscErrorCode PCTFS_gs_gop_local_plus(PCTFS_gs_id *gs, PetscScalar *vals);
153static PetscErrorCode PCTFS_gs_gop_local_in_plus(PCTFS_gs_id *gs, PetscScalar *vals);
154
155static PetscErrorCode PCTFS_gs_gop_plus_hc(PCTFS_gs_id *gs, PetscScalar *in_vals, PetscInt dim);
156static PetscErrorCode PCTFS_gs_gop_pairwise_plus_hc(PCTFS_gs_id *gs, PetscScalar *in_vals, PetscInt dim);
157static PetscErrorCode PCTFS_gs_gop_tree_plus_hc(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt dim);
158
159/* global vars */
160/* from comm.c module */
161
162static PetscInt num_gs_ids = 0;
163
164/* should make this dynamic ... later */
165static PetscInt msg_buf =MAX_MSG_BUF32768;
166static PetscInt vec_sz =GS_VEC_SZ1;
167static PetscInt *tree_buf =NULL((void*)0);
168static PetscInt tree_buf_sz=0;
169static PetscInt ntree =0;
170
171/***************************************************************************/
172PetscErrorCode PCTFS_gs_init_vec_sz(PetscInt size)
173{
174 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 174; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
175 vec_sz = size;
176 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
177}
178
179/******************************************************************************/
180PetscErrorCode PCTFS_gs_init_msg_buf_sz(PetscInt buf_size)
181{
182 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 182; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
183 msg_buf = buf_size;
184 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
185}
186
187/******************************************************************************/
188PCTFS_gs_id *PCTFS_gs_init(PetscInt *elms, PetscInt nel, PetscInt level)
189{
190 PCTFS_gs_id *gs;
191 MPI_Group PCTFS_gs_group;
192 MPI_Comm PCTFS_gs_comm;
193 PetscErrorCode ierr;
194
195 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 195; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
196 /* ensure that communication package has been initialized */
197 PCTFS_comm_init();
198
199
200 /* determines if we have enough dynamic/semi-static memory */
201 /* checks input, allocs and sets gd_id template */
202 gs = gsi_check_args(elms,nel,level);
203
204 /* only bit mask version up and working for the moment */
205 /* LATER :: get int list version working for sparse pblms */
206 ierr = gsi_via_bit_mask(gs);CHKERRABORT(PETSC_COMM_WORLD,ierr)do {if (__builtin_expect(!!(ierr),0)) {PetscError(((MPI_Comm)
0x44000001),206,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");MPI_Abort(PETSC_COMM_WORLD,ierr
);}} while (0);
207
208
209 ierr = MPI_Comm_group(MPI_COMM_WORLD((MPI_Comm)0x44000000),&PCTFS_gs_group);CHKERRABORT(PETSC_COMM_WORLD,ierr)do {if (__builtin_expect(!!(ierr),0)) {PetscError(((MPI_Comm)
0x44000001),209,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");MPI_Abort(PETSC_COMM_WORLD,ierr
);}} while (0);
210 ierr = MPI_Comm_create(MPI_COMM_WORLD((MPI_Comm)0x44000000),PCTFS_gs_group,&PCTFS_gs_comm);CHKERRABORT(PETSC_COMM_WORLD,ierr)do {if (__builtin_expect(!!(ierr),0)) {PetscError(((MPI_Comm)
0x44000001),210,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");MPI_Abort(PETSC_COMM_WORLD,ierr
);}} while (0);
211 ierr = MPI_Group_free(&PCTFS_gs_group);CHKERRABORT(PETSC_COMM_WORLD,ierr)do {if (__builtin_expect(!!(ierr),0)) {PetscError(((MPI_Comm)
0x44000001),211,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");MPI_Abort(PETSC_COMM_WORLD,ierr
);}} while (0);
212
213 gs->PCTFS_gs_comm=PCTFS_gs_comm;
214
215 return(gs);
216}
217
218/******************************************************************************/
219static PCTFS_gs_id *gsi_new(void)
220{
221 PetscErrorCode ierr;
222 PCTFS_gs_id *gs;
223 gs = (PCTFS_gs_id*) malloc(sizeof(PCTFS_gs_id));
224 ierr = PetscMemzero(gs,sizeof(PCTFS_gs_id));CHKERRABORT(PETSC_COMM_WORLD,ierr)do {if (__builtin_expect(!!(ierr),0)) {PetscError(((MPI_Comm)
0x44000001),224,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");MPI_Abort(PETSC_COMM_WORLD,ierr
);}} while (0);
225 return(gs);
226}
227
228/******************************************************************************/
229static PCTFS_gs_id *gsi_check_args(PetscInt *in_elms, PetscInt nel, PetscInt level)
230{
231 PetscInt i, j, k, t2;
232 PetscInt *companion, *elms, *unique, *iptr;
233 PetscInt num_local=0, *num_to_reduce, **local_reduce;
234 PetscInt oprs[] = {NON_UNIFORM0,GL_MIN2,GL_MAX1,GL_ADD4,GL_MIN2,GL_MAX1,GL_MIN2,GL_B_AND7};
235 PetscInt vals[sizeof(oprs)/sizeof(oprs[0])-1];
236 PetscInt work[sizeof(oprs)/sizeof(oprs[0])-1];
237 PCTFS_gs_id *gs;
238 PetscErrorCode ierr;
239
240
241 if (!in_elms) SETERRABORT(PETSC_COMM_WORLD,PETSC_ERR_PLIB,"elms point to nothing!!!\n")do {PetscError(PETSC_COMM_WORLD,241,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,77,PETSC_ERROR_INITIAL,"elms point to nothing!!!\n");MPI_Abort
(PETSC_COMM_WORLD,77);} while (0);
242 if (nel<0) SETERRABORT(PETSC_COMM_WORLD,PETSC_ERR_PLIB,"can't have fewer than 0 elms!!!\n")do {PetscError(PETSC_COMM_WORLD,242,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,77,PETSC_ERROR_INITIAL,"can't have fewer than 0 elms!!!\n");
MPI_Abort(PETSC_COMM_WORLD,77);} while (0);
243
244 if (nel==0) { ierr = PetscInfo(0,"I don't have any elements!!!\n")PetscInfo_Private(__func__,0,"I don't have any elements!!!\n"
);CHKERRABORT(PETSC_COMM_WORLD,ierr)do {if (__builtin_expect(!!(ierr),0)) {PetscError(((MPI_Comm)
0x44000001),244,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");MPI_Abort(PETSC_COMM_WORLD,ierr
);}} while (0); }
245
246 /* get space for gs template */
247 gs = gsi_new();
248 gs->id = ++num_gs_ids;
249
250 /* hmt 6.4.99 */
251 /* caller can set global ids that don't participate to 0 */
252 /* PCTFS_gs_init ignores all zeros in elm list */
253 /* negative global ids are still invalid */
254 for (i=j=0; i<nel; i++) {
255 if (in_elms[i]!=0) j++;
256 }
257
258 k=nel; nel=j;
259
260 /* copy over in_elms list and create inverse map */
261 elms = (PetscInt*) malloc((nel+1)*sizeof(PetscInt));
262 companion = (PetscInt*) malloc(nel*sizeof(PetscInt));
263
264 for (i=j=0; i<k; i++) {
265 if (in_elms[i]!=0) { elms[j] = in_elms[i]; companion[j++] = i; }
266 }
267
268 if (j!=nel) SETERRABORT(PETSC_COMM_WORLD,PETSC_ERR_PLIB,"nel j mismatch!\n")do {PetscError(PETSC_COMM_WORLD,268,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,77,PETSC_ERROR_INITIAL,"nel j mismatch!\n");MPI_Abort(PETSC_COMM_WORLD
,77);} while (0);
269
270 /* pre-pass ... check to see if sorted */
271 elms[nel] = INT_MAX2147483647;
272 iptr = elms;
273 unique = elms+1;
274 j =0;
275 while (*iptr!=INT_MAX2147483647) {
276 if (*iptr++>*unique++) { j=1; break; }
277 }
278
279 /* set up inverse map */
280 if (j) {
281 ierr = PetscInfo(0,"gsi_check_args() :: elm list *not* sorted!\n")PetscInfo_Private(__func__,0,"gsi_check_args() :: elm list *not* sorted!\n"
);CHKERRABORT(PETSC_COMM_WORLD,ierr)do {if (__builtin_expect(!!(ierr),0)) {PetscError(((MPI_Comm)
0x44000001),281,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");MPI_Abort(PETSC_COMM_WORLD,ierr
);}} while (0);
282 ierr = PCTFS_SMI_sort((void*)elms, (void*)companion, nel, SORT_INTEGER1);CHKERRABORT(PETSC_COMM_WORLD,ierr)do {if (__builtin_expect(!!(ierr),0)) {PetscError(((MPI_Comm)
0x44000001),282,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");MPI_Abort(PETSC_COMM_WORLD,ierr
);}} while (0);
283 } else { ierr = PetscInfo(0,"gsi_check_args() :: elm list sorted!\n")PetscInfo_Private(__func__,0,"gsi_check_args() :: elm list sorted!\n"
);CHKERRABORT(PETSC_COMM_WORLD,ierr)do {if (__builtin_expect(!!(ierr),0)) {PetscError(((MPI_Comm)
0x44000001),283,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");MPI_Abort(PETSC_COMM_WORLD,ierr
);}} while (0); }
284 elms[nel] = INT_MIN(-2147483647 -1);
285
286 /* first pass */
287 /* determine number of unique elements, check pd */
288 for (i=k=0; i<nel; i+=j) {
289 t2 = elms[i];
290 j = ++i;
291
292 /* clump 'em for now */
293 while (elms[j]==t2) j++;
294
295 /* how many together and num local */
296 if (j-=i) { num_local++; k+=j; }
297 }
298
299 /* how many unique elements? */
300 gs->repeats = k;
301 gs->nel = nel-k;
302
303
304 /* number of repeats? */
305 gs->num_local = num_local;
306 num_local += 2;
307 gs->local_reduce = local_reduce=(PetscInt**)malloc(num_local*sizeof(PetscInt*));
308 gs->num_local_reduce = num_to_reduce=(PetscInt*) malloc(num_local*sizeof(PetscInt));
309
310 unique = (PetscInt*) malloc((gs->nel+1)*sizeof(PetscInt));
311 gs->elms = unique;
312 gs->nel_total = nel;
313 gs->local_elms = elms;
314 gs->companion = companion;
315
316 /* compess map as well as keep track of local ops */
317 for (num_local=i=j=0; i<gs->nel; i++) {
318 k = j;
319 t2 = unique[i] = elms[j];
320 companion[i] = companion[j];
321
322 while (elms[j]==t2) j++;
323
324 if ((t2=(j-k))>1) {
325 /* number together */
326 num_to_reduce[num_local] = t2++;
327
328 iptr = local_reduce[num_local++] = (PetscInt*)malloc(t2*sizeof(PetscInt));
329
330 /* to use binary searching don't remap until we check intersection */
331 *iptr++ = i;
332
333 /* note that we're skipping the first one */
334 while (++k<j) *(iptr++) = companion[k];
335 *iptr = -1;
336 }
337 }
338
339 /* sentinel for ngh_buf */
340 unique[gs->nel]=INT_MAX2147483647;
341
342 /* for two partition sort hack */
343 num_to_reduce[num_local] = 0;
344 local_reduce[num_local] = NULL((void*)0);
345 num_to_reduce[++num_local] = 0;
346 local_reduce[num_local] = NULL((void*)0);
347
348 /* load 'em up */
349 /* note one extra to hold NON_UNIFORM flag!!! */
350 vals[2] = vals[1] = vals[0] = nel;
351 if (gs->nel>0) {
352 vals[3] = unique[0];
353 vals[4] = unique[gs->nel-1];
354 } else {
355 vals[3] = INT_MAX2147483647;
356 vals[4] = INT_MIN(-2147483647 -1);
357 }
358 vals[5] = level;
359 vals[6] = num_gs_ids;
360
361 /* GLOBAL: send 'em out */
362 ierr = PCTFS_giop(vals,work,sizeof(oprs)/sizeof(oprs[0])-1,oprs);CHKERRABORT(PETSC_COMM_WORLD,ierr)do {if (__builtin_expect(!!(ierr),0)) {PetscError(((MPI_Comm)
0x44000001),362,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");MPI_Abort(PETSC_COMM_WORLD,ierr
);}} while (0);
363
364 /* must be semi-pos def - only pairwise depends on this */
365 /* LATER - remove this restriction */
366 if (vals[3]<0) SETERRABORT(PETSC_COMM_WORLD,PETSC_ERR_PLIB,"gsi_check_args() :: system not semi-pos def \n")do {PetscError(PETSC_COMM_WORLD,366,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,77,PETSC_ERROR_INITIAL,"gsi_check_args() :: system not semi-pos def \n"
);MPI_Abort(PETSC_COMM_WORLD,77);} while (0);
367 if (vals[4]==INT_MAX2147483647) SETERRABORT(PETSC_COMM_WORLD,PETSC_ERR_PLIB,"gsi_check_args() :: system ub too large !\n")do {PetscError(PETSC_COMM_WORLD,367,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,77,PETSC_ERROR_INITIAL,"gsi_check_args() :: system ub too large !\n"
);MPI_Abort(PETSC_COMM_WORLD,77);} while (0);
368
369 gs->nel_min = vals[0];
370 gs->nel_max = vals[1];
371 gs->nel_sum = vals[2];
372 gs->gl_min = vals[3];
373 gs->gl_max = vals[4];
374 gs->negl = vals[4]-vals[3]+1;
375
376 if (gs->negl<=0) SETERRABORT(PETSC_COMM_WORLD,PETSC_ERR_PLIB,"gsi_check_args() :: system empty or neg :: %d\n")do {PetscError(PETSC_COMM_WORLD,376,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,77,PETSC_ERROR_INITIAL,"gsi_check_args() :: system empty or neg :: %d\n"
);MPI_Abort(PETSC_COMM_WORLD,77);} while (0);
377
378 /* LATER :: add level == -1 -> program selects level */
379 if (vals[5]<0) vals[5]=0;
380 else if (vals[5]>PCTFS_num_nodes) vals[5]=PCTFS_num_nodes;
381 gs->level = vals[5];
382
383 return(gs);
384}
385
386/******************************************************************************/
387static PetscErrorCode gsi_via_bit_mask(PCTFS_gs_id *gs)
388{
389 PetscInt i, nel, *elms;
390 PetscInt t1;
391 PetscInt **reduce;
392 PetscInt *map;
393 PetscErrorCode ierr;
394
395 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 395; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
396 /* totally local removes ... PCTFS_ct_bits == 0 */
397 get_ngh_buf(gs);
398
399 if (gs->level) set_pairwise(gs);
400 if (gs->max_left_over) set_tree(gs);
401
402 /* intersection local and pairwise/tree? */
403 gs->num_local_total = gs->num_local;
404 gs->gop_local_reduce = gs->local_reduce;
405 gs->num_gop_local_reduce = gs->num_local_reduce;
406
407 map = gs->companion;
408
409 /* is there any local compression */
410 if (!gs->num_local) {
411 gs->local_strength = NONE0;
412 gs->num_local_gop = 0;
413 } else {
414 /* ok find intersection */
415 map = gs->companion;
416 reduce = gs->local_reduce;
417 for (i=0, t1=0; i<gs->num_local; i++, reduce++) {
418 if ((PCTFS_ivec_binary_search(**reduce,gs->pw_elm_list,gs->len_pw_list)>=0) || PCTFS_ivec_binary_search(**reduce,gs->tree_map_in,gs->tree_map_sz)>=0) {
419 t1++;
420 if (gs->num_local_reduce[i]<=0) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"nobody in list?")return PetscError(((MPI_Comm)0x44000001),420,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,77,PETSC_ERROR_INITIAL,"nobody in list?");
421 gs->num_local_reduce[i] *= -1;
422 }
423 **reduce=map[**reduce];
424 }
425
426 /* intersection is empty */
427 if (!t1) {
428 gs->local_strength = FULL2;
429 gs->num_local_gop = 0;
430 } else { /* intersection not empty */
431 gs->local_strength = PARTIAL1;
432
433 ierr = PCTFS_SMI_sort((void*)gs->num_local_reduce, (void*)gs->local_reduce, gs->num_local + 1, SORT_INT_PTR2);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),433,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
434
435 gs->num_local_gop = t1;
436 gs->num_local_total = gs->num_local;
437 gs->num_local -= t1;
438 gs->gop_local_reduce = gs->local_reduce;
439 gs->num_gop_local_reduce = gs->num_local_reduce;
440
441 for (i=0; i<t1; i++) {
442 if (gs->num_gop_local_reduce[i]>=0) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"they aren't negative?")return PetscError(((MPI_Comm)0x44000001),442,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,77,PETSC_ERROR_INITIAL,"they aren't negative?");
443 gs->num_gop_local_reduce[i] *= -1;
444 gs->local_reduce++;
445 gs->num_local_reduce++;
446 }
447 gs->local_reduce++;
448 gs->num_local_reduce++;
449 }
450 }
451
452 elms = gs->pw_elm_list;
453 nel = gs->len_pw_list;
454 for (i=0; i<nel; i++) elms[i] = map[elms[i]];
455
456 elms = gs->tree_map_in;
457 nel = gs->tree_map_sz;
458 for (i=0; i<nel; i++) elms[i] = map[elms[i]];
459
460 /* clean up */
461 free((void*) gs->local_elms);
462 free((void*) gs->companion);
463 free((void*) gs->elms);
464 free((void*) gs->ngh_buf);
465 gs->local_elms = gs->companion = gs->elms = gs->ngh_buf = NULL((void*)0);
466 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
467}
468
469/******************************************************************************/
470static PetscErrorCode place_in_tree(PetscInt elm)
471{
472 PetscInt *tp, n;
473
474 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 474; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
475 if (ntree==tree_buf_sz) {
476 if (tree_buf_sz) {
477 tp = tree_buf;
478 n = tree_buf_sz;
479 tree_buf_sz<<=1;
480 tree_buf = (PetscInt*)malloc(tree_buf_sz*sizeof(PetscInt));
481 PCTFS_ivec_copy(tree_buf,tp,n);
482 free(tp);
483 } else {
484 tree_buf_sz = TREE_BUF_SZ2048;;
485 tree_buf = (PetscInt*)malloc(tree_buf_sz*sizeof(PetscInt));
486 }
487 }
488
489 tree_buf[ntree++] = elm;
490 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
491}
492
493/******************************************************************************/
494static PetscErrorCode get_ngh_buf(PCTFS_gs_id *gs)
495{
496 PetscInt i, j, npw=0, ntree_map=0;
497 PetscInt p_mask_size, ngh_buf_size, buf_size;
498 PetscInt *p_mask, *sh_proc_mask, *pw_sh_proc_mask;
499 PetscInt *ngh_buf, *buf1, *buf2;
500 PetscInt offset, per_load, num_loads, or_ct, start, end;
501 PetscInt *ptr1, *ptr2, i_start, negl, nel, *elms;
502 PetscInt oper=GL_B_OR6;
503 PetscInt *ptr3, *t_mask, level, ct1, ct2;
504 PetscErrorCode ierr;
505
506 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 506; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
507 /* to make life easier */
508 nel = gs->nel;
509 elms = gs->elms;
510 level = gs->level;
511
512 /* det #bytes needed for processor bit masks and init w/mask cor. to PCTFS_my_id */
513 p_mask = (PetscInt*) malloc(p_mask_size=PCTFS_len_bit_mask(PCTFS_num_nodes));
514 ierr = PCTFS_set_bit_mask(p_mask,p_mask_size,PCTFS_my_id);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),514,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
515
516 /* allocate space for masks and info bufs */
517 gs->nghs = sh_proc_mask = (PetscInt*) malloc(p_mask_size);
518 gs->pw_nghs = pw_sh_proc_mask = (PetscInt*) malloc(p_mask_size);
519 gs->ngh_buf_sz = ngh_buf_size = p_mask_size*nel;
520 t_mask = (PetscInt*) malloc(p_mask_size);
521 gs->ngh_buf = ngh_buf = (PetscInt*) malloc(ngh_buf_size);
522
523 /* comm buffer size ... memory usage bounded by ~2*msg_buf */
524 /* had thought I could exploit rendezvous threshold */
525
526 /* default is one pass */
527 per_load = negl = gs->negl;
528 gs->num_loads = num_loads = 1;
529 i = p_mask_size*negl;
530
531 /* possible overflow on buffer size */
532 /* overflow hack */
533 if (i<0) i=INT_MAX2147483647;
534
535 buf_size = PetscMin(msg_buf,i)(((msg_buf)<(i)) ? (msg_buf) : (i));
536
537 /* can we do it? */
538 if (p_mask_size>buf_size) SETERRQ2(PETSC_COMM_SELF,PETSC_ERR_PLIB,"get_ngh_buf() :: buf<pms :: %d>%d\n",p_mask_size,buf_size)return PetscError(((MPI_Comm)0x44000001),538,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,77,PETSC_ERROR_INITIAL,"get_ngh_buf() :: buf<pms :: %d>%d\n"
,p_mask_size,buf_size);
539
540 /* get PCTFS_giop buf space ... make *only* one malloc */
541 buf1 = (PetscInt*) malloc(buf_size<<1);
542
543 /* more than one gior exchange needed? */
544 if (buf_size!=i) {
545 per_load = buf_size/p_mask_size;
546 buf_size = per_load*p_mask_size;
547 gs->num_loads = num_loads = negl/per_load + (negl%per_load>0);
548 }
549
550
551 /* convert buf sizes from #bytes to #ints - 32 bit only! */
552 p_mask_size/=sizeof(PetscInt); ngh_buf_size/=sizeof(PetscInt); buf_size/=sizeof(PetscInt);
553
554 /* find PCTFS_giop work space */
555 buf2 = buf1+buf_size;
556
557 /* hold #ints needed for processor masks */
558 gs->mask_sz=p_mask_size;
559
560 /* init buffers */
561 ierr = PCTFS_ivec_zero(sh_proc_mask,p_mask_size);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),561,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
562 ierr = PCTFS_ivec_zero(pw_sh_proc_mask,p_mask_size);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),562,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
563 ierr = PCTFS_ivec_zero(ngh_buf,ngh_buf_size);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),563,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
564
565 /* HACK reset tree info */
566 tree_buf = NULL((void*)0);
567 tree_buf_sz = ntree = 0;
568
569 /* ok do it */
570 for (ptr1=ngh_buf,ptr2=elms,end=gs->gl_min,or_ct=i=0; or_ct<num_loads; or_ct++) {
571 /* identity for bitwise or is 000...000 */
572 PCTFS_ivec_zero(buf1,buf_size);
573
574 /* load msg buffer */
575 for (start=end,end+=per_load,i_start=i; (offset=*ptr2)<end; i++, ptr2++) {
576 offset = (offset-start)*p_mask_size;
577 PCTFS_ivec_copy(buf1+offset,p_mask,p_mask_size);
578 }
579
580 /* GLOBAL: pass buffer */
581 ierr = PCTFS_giop(buf1,buf2,buf_size,&oper);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),581,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
582
583
584 /* unload buffer into ngh_buf */
585 ptr2=(elms+i_start);
586 for (ptr3=buf1,j=start; j<end; ptr3+=p_mask_size,j++) {
587 /* I own it ... may have to pairwise it */
588 if (j==*ptr2) {
589 /* do i share it w/anyone? */
590 ct1 = PCTFS_ct_bits((char*)ptr3,p_mask_size*sizeof(PetscInt));
591 /* guess not */
592 if (ct1<2) { ptr2++; ptr1+=p_mask_size; continue; }
593
594 /* i do ... so keep info and turn off my bit */
595 PCTFS_ivec_copy(ptr1,ptr3,p_mask_size);
596 ierr = PCTFS_ivec_xor(ptr1,p_mask,p_mask_size);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),596,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
597 ierr = PCTFS_ivec_or(sh_proc_mask,ptr1,p_mask_size);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),597,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
598
599 /* is it to be done pairwise? */
600 if (--ct1<=level) {
601 npw++;
602
603 /* turn on high bit to indicate pw need to process */
604 *ptr2++ |= TOP_BIT(-2147483647 - 1);
605 ierr = PCTFS_ivec_or(pw_sh_proc_mask,ptr1,p_mask_size);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),605,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
606 ptr1 += p_mask_size;
607 continue;
608 }
609
610 /* get set for next and note that I have a tree contribution */
611 /* could save exact elm index for tree here -> save a search */
612 ptr2++; ptr1+=p_mask_size; ntree_map++;
613 } else { /* i don't but still might be involved in tree */
614
615 /* shared by how many? */
616 ct1 = PCTFS_ct_bits((char*)ptr3,p_mask_size*sizeof(PetscInt));
617
618 /* none! */
619 if (ct1<2) continue;
620
621 /* is it going to be done pairwise? but not by me of course!*/
622 if (--ct1<=level) continue;
623 }
624 /* LATER we're going to have to process it NOW */
625 /* nope ... tree it */
626 ierr = place_in_tree(j);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),626,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
627 }
628 }
629
630 free((void*)t_mask);
631 free((void*)buf1);
632
633 gs->len_pw_list = npw;
634 gs->num_nghs = PCTFS_ct_bits((char*)sh_proc_mask,p_mask_size*sizeof(PetscInt));
635
636 /* expand from bit mask list to int list and save ngh list */
637 gs->nghs = (PetscInt*) malloc(gs->num_nghs * sizeof(PetscInt));
638 PCTFS_bm_to_proc((char*)sh_proc_mask,p_mask_size*sizeof(PetscInt),gs->nghs);
639
640 gs->num_pw_nghs = PCTFS_ct_bits((char*)pw_sh_proc_mask,p_mask_size*sizeof(PetscInt));
641
642 oper = GL_MAX1;
643 ct1 = gs->num_nghs;
644 ierr = PCTFS_giop(&ct1,&ct2,1,&oper);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),644,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
645 gs->max_nghs = ct1;
646
647 gs->tree_map_sz = ntree_map;
648 gs->max_left_over=ntree;
649
650 free((void*)p_mask);
651 free((void*)sh_proc_mask);
652 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
653}
654
655/******************************************************************************/
656static PetscErrorCode set_pairwise(PCTFS_gs_id *gs)
657{
658 PetscInt i, j;
659 PetscInt p_mask_size;
660 PetscInt *p_mask, *sh_proc_mask, *tmp_proc_mask;
661 PetscInt *ngh_buf, *buf2;
662 PetscInt offset;
663 PetscInt *msg_list, *msg_size, **msg_nodes, nprs;
664 PetscInt *pairwise_elm_list, len_pair_list=0;
665 PetscInt *iptr, t1, i_start, nel, *elms;
666 PetscInt ct;
667 PetscErrorCode ierr;
668
669 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 669; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
670 /* to make life easier */
671 nel = gs->nel;
672 elms = gs->elms;
673 ngh_buf = gs->ngh_buf;
674 sh_proc_mask = gs->pw_nghs;
675
676 /* need a few temp masks */
677 p_mask_size = PCTFS_len_bit_mask(PCTFS_num_nodes);
678 p_mask = (PetscInt*) malloc(p_mask_size);
679 tmp_proc_mask = (PetscInt*) malloc(p_mask_size);
680
681 /* set mask to my PCTFS_my_id's bit mask */
682 ierr = PCTFS_set_bit_mask(p_mask,p_mask_size,PCTFS_my_id);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),682,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
683
684 p_mask_size /= sizeof(PetscInt);
685
686 len_pair_list = gs->len_pw_list;
687 gs->pw_elm_list = pairwise_elm_list=(PetscInt*)malloc((len_pair_list+1)*sizeof(PetscInt));
1
Storing uninitialized value
→
688
689 /* how many processors (nghs) do we have to exchange with? */
690 nprs = gs->num_pairs = PCTFS_ct_bits((char*)sh_proc_mask,p_mask_size*sizeof(PetscInt));
691
692
693 /* allocate space for PCTFS_gs_gop() info */
694 gs->pair_list = msg_list = (PetscInt*) malloc(sizeof(PetscInt)*nprs);
695 gs->msg_sizes = msg_size = (PetscInt*) malloc(sizeof(PetscInt)*nprs);
696 gs->node_list = msg_nodes = (PetscInt**) malloc(sizeof(PetscInt*)*(nprs+1));
697
698 /* init msg_size list */
699 ierr = PCTFS_ivec_zero(msg_size,nprs);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),699,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
700
701 /* expand from bit mask list to int list */
702 ierr = PCTFS_bm_to_proc((char*)sh_proc_mask,p_mask_size*sizeof(PetscInt),msg_list);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),702,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
703
704 /* keep list of elements being handled pairwise */
705 for (i=j=0; i<nel; i++) {
2
←
Assuming 'i' is >= 'nel'
→
3
←
Loop condition is false. Execution continues on line 708
→
706 if (elms[i] & TOP_BIT(-2147483647 - 1)) { elms[i] ^= TOP_BIT(-2147483647 - 1); pairwise_elm_list[j++] = i; }
707 }
708 pairwise_elm_list[j] = -1;
709
710 gs->msg_ids_out = (MPI_Request*) malloc(sizeof(MPI_Request)*(nprs+1));
711 gs->msg_ids_out[nprs] = MPI_REQUEST_NULL((MPI_Request)0x2c000000);
712 gs->msg_ids_in = (MPI_Request*) malloc(sizeof(MPI_Request)*(nprs+1));
713 gs->msg_ids_in[nprs] = MPI_REQUEST_NULL((MPI_Request)0x2c000000);
714 gs->pw_vals = (PetscScalar*) malloc(sizeof(PetscScalar)*len_pair_list*vec_sz);
715
716 /* find who goes to each processor */
717 for (i_start=i=0; i<nprs; i++) {
4
←
Assuming 'i' is < 'nprs'
→
5
←
Loop condition is true. Entering loop body
→
718 /* processor i's mask */
719 ierr = PCTFS_set_bit_mask(p_mask,p_mask_size*sizeof(PetscInt),msg_list[i]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),719,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
720
721 /* det # going to processor i */
722 for (ct=j=0; j<len_pair_list; j++) {
6
←
Assuming 'j' is < 'len_pair_list'
→
7
←
Loop condition is true. Entering loop body
→
10
←
Assuming 'j' is < 'len_pair_list'
→
11
←
Loop condition is true. Entering loop body
→
723 buf2 = ngh_buf+(pairwise_elm_list[j]*p_mask_size);
12
←
The left operand of '*' is a garbage value
724 ierr = PCTFS_ivec_and3(tmp_proc_mask,p_mask,buf2,p_mask_size);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),724,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
725 if (PCTFS_ct_bits((char*)tmp_proc_mask,p_mask_size*sizeof(PetscInt))) ct++;
8
←
Assuming the condition is false
→
9
←
Taking false branch
→
726 }
727 msg_size[i] = ct;
728 i_start = PetscMax(i_start,ct)(((i_start)<(ct)) ? (ct) : (i_start));
729
730 /*space to hold nodes in message to first neighbor */
731 msg_nodes[i] = iptr = (PetscInt*) malloc(sizeof(PetscInt)*(ct+1));
732
733 for (j=0;j<len_pair_list;j++) {
734 buf2 = ngh_buf+(pairwise_elm_list[j]*p_mask_size);
735 ierr = PCTFS_ivec_and3(tmp_proc_mask,p_mask,buf2,p_mask_size);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),735,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
736 if (PCTFS_ct_bits((char*)tmp_proc_mask,p_mask_size*sizeof(PetscInt))) *iptr++ = j;
737 }
738 *iptr = -1;
739 }
740 msg_nodes[nprs] = NULL((void*)0);
741
742 j = gs->loc_node_pairs=i_start;
743 t1 = GL_MAX1;
744 ierr = PCTFS_giop(&i_start,&offset,1,&t1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),744,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
745 gs->max_node_pairs = i_start;
746
747 i_start = j;
748 t1 = GL_MIN2;
749 ierr = PCTFS_giop(&i_start,&offset,1,&t1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),749,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
750 gs->min_node_pairs = i_start;
751
752 i_start = j;
753 t1 = GL_ADD4;
754 ierr = PCTFS_giop(&i_start,&offset,1,&t1);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),754,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
755 gs->avg_node_pairs = i_start/PCTFS_num_nodes + 1;
756
757 i_start = nprs;
758 t1 = GL_MAX1;
759 PCTFS_giop(&i_start,&offset,1,&t1);
760 gs->max_pairs = i_start;
761
762
763 /* remap pairwise in tail of gsi_via_bit_mask() */
764 gs->msg_total = PCTFS_ivec_sum(gs->msg_sizes,nprs);
765 gs->out = (PetscScalar*) malloc(sizeof(PetscScalar)*gs->msg_total*vec_sz);
766 gs->in = (PetscScalar*) malloc(sizeof(PetscScalar)*gs->msg_total*vec_sz);
767
768 /* reset malloc pool */
769 free((void*)p_mask);
770 free((void*)tmp_proc_mask);
771 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
772}
773
774/* to do pruned tree just save ngh buf copy for each one and decode here!
775******************************************************************************/
776static PetscErrorCode set_tree(PCTFS_gs_id *gs)
777{
778 PetscInt i, j, n, nel;
779 PetscInt *iptr_in, *iptr_out, *tree_elms, *elms;
780
781 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 781; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
782 /* local work ptrs */
783 elms = gs->elms;
784 nel = gs->nel;
785
786 /* how many via tree */
787 gs->tree_nel = n = ntree;
788 gs->tree_elms = tree_elms = iptr_in = tree_buf;
789 gs->tree_buf = (PetscScalar*) malloc(sizeof(PetscScalar)*n*vec_sz);
790 gs->tree_work = (PetscScalar*) malloc(sizeof(PetscScalar)*n*vec_sz);
791 j = gs->tree_map_sz;
792 gs->tree_map_in = iptr_in = (PetscInt*) malloc(sizeof(PetscInt)*(j+1));
793 gs->tree_map_out = iptr_out = (PetscInt*) malloc(sizeof(PetscInt)*(j+1));
794
795 /* search the longer of the two lists */
796 /* note ... could save this info in get_ngh_buf and save searches */
797 if (n<=nel) {
798 /* bijective fct w/remap - search elm list */
799 for (i=0; i<n; i++) {
800 if ((j=PCTFS_ivec_binary_search(*tree_elms++,elms,nel))>=0) {*iptr_in++ = j; *iptr_out++ = i;}
801 }
802 } else {
803 for (i=0; i<nel; i++) {
804 if ((j=PCTFS_ivec_binary_search(*elms++,tree_elms,n))>=0) {*iptr_in++ = i; *iptr_out++ = j;}
805 }
806 }
807
808 /* sentinel */
809 *iptr_in = *iptr_out = -1;
810 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
811}
812
813/******************************************************************************/
814static PetscErrorCode PCTFS_gs_gop_local_out(PCTFS_gs_id *gs, PetscScalar *vals)
815{
816 PetscInt *num, *map, **reduce;
817 PetscScalar tmp;
818
819 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 819; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
820 num = gs->num_gop_local_reduce;
821 reduce = gs->gop_local_reduce;
822 while ((map = *reduce++)) {
823 /* wall */
824 if (*num == 2) {
825 num++;
826 vals[map[1]] = vals[map[0]];
827 } else if (*num == 3) { /* corner shared by three elements */
828 num++;
829 vals[map[2]] = vals[map[1]] = vals[map[0]];
830 } else if (*num == 4) { /* corner shared by four elements */
831 num++;
832 vals[map[3]] = vals[map[2]] = vals[map[1]] = vals[map[0]];
833 } else { /* general case ... odd geoms ... 3D*/
834 num++;
835 tmp = *(vals + *map++);
836 while (*map >= 0) *(vals + *map++) = tmp;
837 }
838 }
839 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
840}
841
842/******************************************************************************/
843static PetscErrorCode PCTFS_gs_gop_local_plus(PCTFS_gs_id *gs, PetscScalar *vals)
844{
845 PetscInt *num, *map, **reduce;
846 PetscScalar tmp;
847
848 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 848; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
849 num = gs->num_local_reduce;
850 reduce = gs->local_reduce;
851 while ((map = *reduce)) {
852 /* wall */
853 if (*num == 2) {
854 num++; reduce++;
855 vals[map[1]] = vals[map[0]] += vals[map[1]];
856 } else if (*num == 3) { /* corner shared by three elements */
857 num++; reduce++;
858 vals[map[2]]=vals[map[1]]=vals[map[0]]+=(vals[map[1]]+vals[map[2]]);
859 } else if (*num == 4) { /* corner shared by four elements */
860 num++; reduce++;
861 vals[map[1]]=vals[map[2]]=vals[map[3]]=vals[map[0]] += (vals[map[1]] + vals[map[2]] + vals[map[3]]);
862 } else { /* general case ... odd geoms ... 3D*/
863 num++;
864 tmp = 0.0;
865 while (*map >= 0) tmp += *(vals + *map++);
866
867 map = *reduce++;
868 while (*map >= 0) *(vals + *map++) = tmp;
869 }
870 }
871 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
872}
873
874/******************************************************************************/
875static PetscErrorCode PCTFS_gs_gop_local_in_plus(PCTFS_gs_id *gs, PetscScalar *vals)
876{
877 PetscInt *num, *map, **reduce;
878 PetscScalar *base;
879
880 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 880; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
881 num = gs->num_gop_local_reduce;
882 reduce = gs->gop_local_reduce;
883 while ((map = *reduce++)) {
884 /* wall */
885 if (*num == 2) {
886 num++;
887 vals[map[0]] += vals[map[1]];
888 } else if (*num == 3) { /* corner shared by three elements */
889 num++;
890 vals[map[0]] += (vals[map[1]] + vals[map[2]]);
891 } else if (*num == 4) { /* corner shared by four elements */
892 num++;
893 vals[map[0]] += (vals[map[1]] + vals[map[2]] + vals[map[3]]);
894 } else { /* general case ... odd geoms ... 3D*/
895 num++;
896 base = vals + *map++;
897 while (*map >= 0) *base += *(vals + *map++);
898 }
899 }
900 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
901}
902
903/******************************************************************************/
904PetscErrorCode PCTFS_gs_free(PCTFS_gs_id *gs)
905{
906 PetscInt i;
907 PetscErrorCode ierr;
908
909 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 909; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
910 ierr = MPI_Comm_free(&gs->PCTFS_gs_comm);CHKERRABORT(PETSC_COMM_WORLD,ierr)do {if (__builtin_expect(!!(ierr),0)) {PetscError(((MPI_Comm)
0x44000001),910,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");MPI_Abort(PETSC_COMM_WORLD,ierr
);}} while (0);
911 if (gs->nghs) free((void*) gs->nghs);
912 if (gs->pw_nghs) free((void*) gs->pw_nghs);
913
914 /* tree */
915 if (gs->max_left_over) {
916 if (gs->tree_elms) free((void*) gs->tree_elms);
917 if (gs->tree_buf) free((void*) gs->tree_buf);
918 if (gs->tree_work) free((void*) gs->tree_work);
919 if (gs->tree_map_in) free((void*) gs->tree_map_in);
920 if (gs->tree_map_out) free((void*) gs->tree_map_out);
921 }
922
923 /* pairwise info */
924 if (gs->num_pairs) {
925 /* should be NULL already */
926 if (gs->ngh_buf) free((void*) gs->ngh_buf);
927 if (gs->elms) free((void*) gs->elms);
928 if (gs->local_elms) free((void*) gs->local_elms);
929 if (gs->companion) free((void*) gs->companion);
930
931 /* only set if pairwise */
932 if (gs->vals) free((void*) gs->vals);
933 if (gs->in) free((void*) gs->in);
934 if (gs->out) free((void*) gs->out);
935 if (gs->msg_ids_in) free((void*) gs->msg_ids_in);
936 if (gs->msg_ids_out) free((void*) gs->msg_ids_out);
937 if (gs->pw_vals) free((void*) gs->pw_vals);
938 if (gs->pw_elm_list) free((void*) gs->pw_elm_list);
939 if (gs->node_list) {
940 for (i=0;i<gs->num_pairs;i++) {
941 if (gs->node_list[i]) {
942 free((void*) gs->node_list[i]);
943 }
944 }
945 free((void*) gs->node_list);
946 }
947 if (gs->msg_sizes) free((void*) gs->msg_sizes);
948 if (gs->pair_list) free((void*) gs->pair_list);
949 }
950
951 /* local info */
952 if (gs->num_local_total>=0) {
953 for (i=0;i<gs->num_local_total+1;i++) {
954 if (gs->num_gop_local_reduce[i]) free((void*) gs->gop_local_reduce[i]);
955 }
956 }
957
958 /* if intersection tree/pairwise and local isn't empty */
959 if (gs->gop_local_reduce) free((void*) gs->gop_local_reduce);
960 if (gs->num_gop_local_reduce) free((void*) gs->num_gop_local_reduce);
961
962 free((void*) gs);
963 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
964}
965
966/******************************************************************************/
967PetscErrorCode PCTFS_gs_gop_vec(PCTFS_gs_id *gs, PetscScalar *vals, const char *op, PetscInt step)
968{
969 PetscErrorCode ierr;
970
971 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 971; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
972 switch (*op) {
973 case '+':
974 PCTFS_gs_gop_vec_plus(gs,vals,step);
975 break;
976 default:
977 ierr = PetscInfo1(0,"PCTFS_gs_gop_vec() :: %c is not a valid op\n",op[0])PetscInfo_Private(__func__,0,"PCTFS_gs_gop_vec() :: %c is not a valid op\n"
,op[0]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),977,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
978 ierr = PetscInfo(0,"PCTFS_gs_gop_vec() :: default :: plus\n")PetscInfo_Private(__func__,0,"PCTFS_gs_gop_vec() :: default :: plus\n"
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),978,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
979 PCTFS_gs_gop_vec_plus(gs,vals,step);
980 break;
981 }
982 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
983}
984
985/******************************************************************************/
986static PetscErrorCode PCTFS_gs_gop_vec_plus(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt step)
987{
988 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 988; petscstack->petscroutine
[petscstack->currentsize] = PETSC_TRUE; petscstack->currentsize
++; } if (petscstack) { petscstack->hotdepth += (PETSC_FALSE
|| petscstack->hotdepth); } ; } while (0); ; } while (0);
989 if (!gs) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_PLIB,"PCTFS_gs_gop_vec() passed NULL gs handle!!!")return PetscError(((MPI_Comm)0x44000001),989,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,77,PETSC_ERROR_INITIAL,"PCTFS_gs_gop_vec() passed NULL gs handle!!!"
);
990
991 /* local only operations!!! */
992 if (gs->num_local) PCTFS_gs_gop_vec_local_plus(gs,vals,step);
993
994 /* if intersection tree/pairwise and local isn't empty */
995 if (gs->num_local_gop) {
996 PCTFS_gs_gop_vec_local_in_plus(gs,vals,step);
997
998 /* pairwise */
999 if (gs->num_pairs) PCTFS_gs_gop_vec_pairwise_plus(gs,vals,step);
1000
1001 /* tree */
1002 else if (gs->max_left_over) PCTFS_gs_gop_vec_tree_plus(gs,vals,step);
1003
1004 PCTFS_gs_gop_vec_local_out(gs,vals,step);
1005 } else { /* if intersection tree/pairwise and local is empty */
1006 /* pairwise */
1007 if (gs->num_pairs) PCTFS_gs_gop_vec_pairwise_plus(gs,vals,step);
1008
1009 /* tree */
1010 else if (gs->max_left_over) PCTFS_gs_gop_vec_tree_plus(gs,vals,step);
1011 }
1012 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
1013}
1014
1015/******************************************************************************/
1016static PetscErrorCode PCTFS_gs_gop_vec_local_plus(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt step)
1017{
1018 PetscInt *num, *map, **reduce;
1019 PetscScalar *base;
1020
1021 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1021; petscstack->
petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1022 num = gs->num_local_reduce;
1023 reduce = gs->local_reduce;
1024 while ((map = *reduce)) {
1025 base = vals + map[0] * step;
1026
1027 /* wall */
1028 if (*num == 2) {
1029 num++; reduce++;
1030 PCTFS_rvec_add (base,vals+map[1]*step,step);
1031 PCTFS_rvec_copy(vals+map[1]*step,base,step);
1032 } else if (*num == 3) { /* corner shared by three elements */
1033 num++; reduce++;
1034 PCTFS_rvec_add (base,vals+map[1]*step,step);
1035 PCTFS_rvec_add (base,vals+map[2]*step,step);
1036 PCTFS_rvec_copy(vals+map[2]*step,base,step);
1037 PCTFS_rvec_copy(vals+map[1]*step,base,step);
1038 } else if (*num == 4) { /* corner shared by four elements */
1039 num++; reduce++;
1040 PCTFS_rvec_add (base,vals+map[1]*step,step);
1041 PCTFS_rvec_add (base,vals+map[2]*step,step);
1042 PCTFS_rvec_add (base,vals+map[3]*step,step);
1043 PCTFS_rvec_copy(vals+map[3]*step,base,step);
1044 PCTFS_rvec_copy(vals+map[2]*step,base,step);
1045 PCTFS_rvec_copy(vals+map[1]*step,base,step);
1046 } else { /* general case ... odd geoms ... 3D */
1047 num++;
1048 while (*++map >= 0) PCTFS_rvec_add (base,vals+*map*step,step);
1049
1050 map = *reduce;
1051 while (*++map >= 0) PCTFS_rvec_copy(vals+*map*step,base,step);
1052
1053 reduce++;
1054 }
1055 }
1056 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
1057}
1058
1059/******************************************************************************/
1060static PetscErrorCode PCTFS_gs_gop_vec_local_in_plus(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt step)
1061{
1062 PetscInt *num, *map, **reduce;
1063 PetscScalar *base;
1064
1065 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1065; petscstack->
petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1066 num = gs->num_gop_local_reduce;
1067 reduce = gs->gop_local_reduce;
1068 while ((map = *reduce++)) {
1069 base = vals + map[0] * step;
1070
1071 /* wall */
1072 if (*num == 2) {
1073 num++;
1074 PCTFS_rvec_add(base,vals+map[1]*step,step);
1075 } else if (*num == 3) { /* corner shared by three elements */
1076 num++;
1077 PCTFS_rvec_add(base,vals+map[1]*step,step);
1078 PCTFS_rvec_add(base,vals+map[2]*step,step);
1079 } else if (*num == 4) { /* corner shared by four elements */
1080 num++;
1081 PCTFS_rvec_add(base,vals+map[1]*step,step);
1082 PCTFS_rvec_add(base,vals+map[2]*step,step);
1083 PCTFS_rvec_add(base,vals+map[3]*step,step);
1084 } else { /* general case ... odd geoms ... 3D*/
1085 num++;
1086 while (*++map >= 0) PCTFS_rvec_add(base,vals+*map*step,step);
1087 }
1088 }
1089 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
1090}
1091
1092/******************************************************************************/
1093static PetscErrorCode PCTFS_gs_gop_vec_local_out(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt step)
1094{
1095 PetscInt *num, *map, **reduce;
1096 PetscScalar *base;
1097
1098 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1098; petscstack->
petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1099 num = gs->num_gop_local_reduce;
1100 reduce = gs->gop_local_reduce;
1101 while ((map = *reduce++)) {
1102 base = vals + map[0] * step;
1103
1104 /* wall */
1105 if (*num == 2) {
1106 num++;
1107 PCTFS_rvec_copy(vals+map[1]*step,base,step);
1108 } else if (*num == 3) { /* corner shared by three elements */
1109 num++;
1110 PCTFS_rvec_copy(vals+map[1]*step,base,step);
1111 PCTFS_rvec_copy(vals+map[2]*step,base,step);
1112 } else if (*num == 4) { /* corner shared by four elements */
1113 num++;
1114 PCTFS_rvec_copy(vals+map[1]*step,base,step);
1115 PCTFS_rvec_copy(vals+map[2]*step,base,step);
1116 PCTFS_rvec_copy(vals+map[3]*step,base,step);
1117 } else { /* general case ... odd geoms ... 3D*/
1118 num++;
1119 while (*++map >= 0) PCTFS_rvec_copy(vals+*map*step,base,step);
1120 }
1121 }
1122 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
1123}
1124
1125/******************************************************************************/
1126static PetscErrorCode PCTFS_gs_gop_vec_pairwise_plus(PCTFS_gs_id *gs, PetscScalar *in_vals, PetscInt step)
1127{
1128 PetscScalar *dptr1, *dptr2, *dptr3, *in1, *in2;
1129 PetscInt *iptr, *msg_list, *msg_size, **msg_nodes;
1130 PetscInt *pw, *list, *size, **nodes;
1131 MPI_Request *msg_ids_in, *msg_ids_out, *ids_in, *ids_out;
1132 MPI_Status status;
1133 PetscBLASInt i1 = 1,dstep;
1134 PetscErrorCode ierr;
1135
1136 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1136; petscstack->
petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1137 /* strip and load s */
1138 msg_list = list = gs->pair_list;
1139 msg_size = size = gs->msg_sizes;
1140 msg_nodes = nodes = gs->node_list;
1141 iptr = pw = gs->pw_elm_list;
1142 dptr1 = dptr3 = gs->pw_vals;
1143 msg_ids_in = ids_in = gs->msg_ids_in;
1144 msg_ids_out = ids_out = gs->msg_ids_out;
1145 dptr2 = gs->out;
1146 in1=in2 = gs->in;
1147
1148 /* post the receives */
1149 /* msg_nodes=nodes; */
1150 do {
1151 /* Should MPI_ANY_SOURCE be replaced by *list ? In that case do the
1152 second one *list and do list++ afterwards */
1153 ierr = MPI_Irecv(in1, *size *step, MPIU_SCALAR, MPI_ANY_SOURCE, MSGTAG1 + *list, gs->PCTFS_gs_comm, msg_ids_in)((petsc_irecv_ct++,0) || PetscMPITypeSize(&(petsc_irecv_len
),(*size *step),(((MPI_Datatype)0x4c00080b))) || MPI_Irecv((in1
),(*size *step),(((MPI_Datatype)0x4c00080b)),((-2)),(1001 + *
list),(gs->PCTFS_gs_comm),(msg_ids_in)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1153,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1154 list++;msg_ids_in++;
1155 in1 += *size++ *step;
1156 } while (*++msg_nodes);
1157 msg_nodes=nodes;
1158
1159 /* load gs values into in out gs buffers */
1160 while (*iptr >= 0) {
1161 PCTFS_rvec_copy(dptr3,in_vals + *iptr*step,step);
1162 dptr3+=step;
1163 iptr++;
1164 }
1165
1166 /* load out buffers and post the sends */
1167 while ((iptr = *msg_nodes++)) {
1168 dptr3 = dptr2;
1169 while (*iptr >= 0) {
1170 PCTFS_rvec_copy(dptr2,dptr1 + *iptr*step,step);
1171 dptr2+=step;
1172 iptr++;
1173 }
1174 ierr = MPI_Isend(dptr3, *msg_size *step, MPIU_SCALAR, *msg_list, MSGTAG1+PCTFS_my_id, gs->PCTFS_gs_comm, msg_ids_out)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(*msg_size *step),(((MPI_Datatype)0x4c00080b))) || MPI_Isend
((dptr3),(*msg_size *step),(((MPI_Datatype)0x4c00080b)),(*msg_list
),(1001 +PCTFS_my_id),(gs->PCTFS_gs_comm),(msg_ids_out)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1174,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1175 msg_size++; msg_list++;msg_ids_out++;
1176 }
1177
1178 /* tree */
1179 if (gs->max_left_over) PCTFS_gs_gop_vec_tree_plus(gs,in_vals,step);
1180
1181 /* process the received data */
1182 msg_nodes=nodes;
1183 while ((iptr = *nodes++)) {
1184 PetscScalar d1 = 1.0;
1185
1186 /* Should I check the return value of MPI_Wait() or status? */
1187 /* Can this loop be replaced by a call to MPI_Waitall()? */
1188 ierr = MPI_Wait(ids_in, &status)((petsc_wait_ct++,petsc_sum_of_waits_ct++,0) || MPI_Wait((ids_in
),(&status)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1188,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1189 ids_in++;
1190 while (*iptr >= 0) {
1191 ierr = PetscBLASIntCast(step,&dstep);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1191,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1192 PetscStackCallBLAS("BLASaxpy",BLASaxpy_(&dstep,&d1,in2,&i1,dptr1 + *iptr*step,&i1))do { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = "BLASaxpy"; petscstack->file[petscstack->currentsize
] = "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1192; petscstack->
petscroutine[petscstack->currentsize] = PETSC_FALSE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_TRUE || petscstack->hotdepth); } ; } while (0);
daxpy_(&dstep,&d1,in2,&i1,dptr1 + *iptr*step,&
i1); do { do {PetscErrorCode _7_ierr = PetscMallocValidate(1192
,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
);do {if (__builtin_expect(!!(_7_ierr),0)) return PetscError(
((MPI_Comm)0x44000001),1192,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,_7_ierr,PETSC_ERROR_REPEAT," ");} while (0);} while(0); do {
; if (petscstack && petscstack->currentsize > 0
) { petscstack->currentsize--; petscstack->function[petscstack
->currentsize] = 0; petscstack->file[petscstack->currentsize
] = 0; petscstack->line[petscstack->currentsize] = 0; petscstack
->petscroutine[petscstack->currentsize] = PETSC_FALSE; }
if (petscstack) { petscstack->hotdepth = (((petscstack->
hotdepth-1)<(0)) ? (0) : (petscstack->hotdepth-1)); } ;
} while (0); } while (0); } while(0);
1193 in2+=step;
1194 iptr++;
1195 }
1196 }
1197
1198 /* replace vals */
1199 while (*pw >= 0) {
1200 PCTFS_rvec_copy(in_vals + *pw*step,dptr1,step);
1201 dptr1+=step;
1202 pw++;
1203 }
1204
1205 /* clear isend message handles */
1206 /* This changed for clarity though it could be the same */
1207
1208 /* Should I check the return value of MPI_Wait() or status? */
1209 /* Can this loop be replaced by a call to MPI_Waitall()? */
1210 while (*msg_nodes++) {
1211 ierr = MPI_Wait(ids_out, &status)((petsc_wait_ct++,petsc_sum_of_waits_ct++,0) || MPI_Wait((ids_out
),(&status)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1211,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1212 ids_out++;
1213 }
1214 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
1215}
1216
1217/******************************************************************************/
1218static PetscErrorCode PCTFS_gs_gop_vec_tree_plus(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt step)
1219{
1220 PetscInt size, *in, *out;
1221 PetscScalar *buf, *work;
1222 PetscInt op[] = {GL_ADD4,0};
1223 PetscBLASInt i1 = 1;
1224 PetscErrorCode ierr;
1225 PetscBLASInt dstep;
1226
1227 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1227; petscstack->
petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1228 /* copy over to local variables */
1229 in = gs->tree_map_in;
1230 out = gs->tree_map_out;
1231 buf = gs->tree_buf;
1232 work = gs->tree_work;
1233 size = gs->tree_nel*step;
1234
1235 /* zero out collection buffer */
1236 PCTFS_rvec_zero(buf,size);
1237
1238
1239 /* copy over my contributions */
1240 while (*in >= 0) {
1241 ierr = PetscBLASIntCast(step,&dstep);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1241,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1242 PetscStackCallBLAS("BLAScopy",BLAScopy_(&dstep,vals + *in++ * step,&i1,buf + *out++ * step,&i1))do { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = "BLAScopy"; petscstack->file[petscstack->currentsize
] = "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1242; petscstack->
petscroutine[petscstack->currentsize] = PETSC_FALSE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_TRUE || petscstack->hotdepth); } ; } while (0);
dcopy_(&dstep,vals + *in++ * step,&i1,buf + *out++ *
step,&i1); do { do {PetscErrorCode _7_ierr = PetscMallocValidate
(1242,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
);do {if (__builtin_expect(!!(_7_ierr),0)) return PetscError(
((MPI_Comm)0x44000001),1242,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,_7_ierr,PETSC_ERROR_REPEAT," ");} while (0);} while(0); do {
; if (petscstack && petscstack->currentsize > 0
) { petscstack->currentsize--; petscstack->function[petscstack
->currentsize] = 0; petscstack->file[petscstack->currentsize
] = 0; petscstack->line[petscstack->currentsize] = 0; petscstack
->petscroutine[petscstack->currentsize] = PETSC_FALSE; }
if (petscstack) { petscstack->hotdepth = (((petscstack->
hotdepth-1)<(0)) ? (0) : (petscstack->hotdepth-1)); } ;
} while (0); } while (0); } while(0);
1243 }
1244
1245 /* perform fan in/out on full buffer */
1246 /* must change PCTFS_grop to handle the blas */
1247 PCTFS_grop(buf,work,size,op);
1248
1249 /* reset */
1250 in = gs->tree_map_in;
1251 out = gs->tree_map_out;
1252
1253 /* get the portion of the results I need */
1254 while (*in >= 0) {
1255 ierr = PetscBLASIntCast(step,&dstep);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1255,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1256 PetscStackCallBLAS("BLAScopy",BLAScopy_(&dstep,buf + *out++ * step,&i1,vals + *in++ * step,&i1))do { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = "BLAScopy"; petscstack->file[petscstack->currentsize
] = "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1256; petscstack->
petscroutine[petscstack->currentsize] = PETSC_FALSE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_TRUE || petscstack->hotdepth); } ; } while (0);
dcopy_(&dstep,buf + *out++ * step,&i1,vals + *in++ *
step,&i1); do { do {PetscErrorCode _7_ierr = PetscMallocValidate
(1256,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
);do {if (__builtin_expect(!!(_7_ierr),0)) return PetscError(
((MPI_Comm)0x44000001),1256,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,_7_ierr,PETSC_ERROR_REPEAT," ");} while (0);} while(0); do {
; if (petscstack && petscstack->currentsize > 0
) { petscstack->currentsize--; petscstack->function[petscstack
->currentsize] = 0; petscstack->file[petscstack->currentsize
] = 0; petscstack->line[petscstack->currentsize] = 0; petscstack
->petscroutine[petscstack->currentsize] = PETSC_FALSE; }
if (petscstack) { petscstack->hotdepth = (((petscstack->
hotdepth-1)<(0)) ? (0) : (petscstack->hotdepth-1)); } ;
} while (0); } while (0); } while(0);
1257 }
1258 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
1259}
1260
1261/******************************************************************************/
1262PetscErrorCode PCTFS_gs_gop_hc(PCTFS_gs_id *gs, PetscScalar *vals, const char *op, PetscInt dim)
1263{
1264 PetscErrorCode ierr;
1265
1266 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1266; petscstack->
petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1267 switch (*op) {
1268 case '+':
1269 PCTFS_gs_gop_plus_hc(gs,vals,dim);
1270 break;
1271 default:
1272 ierr = PetscInfo1(0,"PCTFS_gs_gop_hc() :: %c is not a valid op\n",op[0])PetscInfo_Private(__func__,0,"PCTFS_gs_gop_hc() :: %c is not a valid op\n"
,op[0]);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1272,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1273 ierr = PetscInfo(0,"PCTFS_gs_gop_hc() :: default :: plus\n")PetscInfo_Private(__func__,0,"PCTFS_gs_gop_hc() :: default :: plus\n"
);CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1273,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1274 PCTFS_gs_gop_plus_hc(gs,vals,dim);
1275 break;
1276 }
1277 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
1278}
1279
1280/******************************************************************************/
1281static PetscErrorCode PCTFS_gs_gop_plus_hc(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt dim)
1282{
1283 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1283; petscstack->
petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1284 /* if there's nothing to do return */
1285 if (dim<=0) PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
1286
1287 /* can't do more dimensions then exist */
1288 dim = PetscMin(dim,PCTFS_i_log2_num_nodes)(((dim)<(PCTFS_i_log2_num_nodes)) ? (dim) : (PCTFS_i_log2_num_nodes
));
1289
1290 /* local only operations!!! */
1291 if (gs->num_local) PCTFS_gs_gop_local_plus(gs,vals);
1292
1293 /* if intersection tree/pairwise and local isn't empty */
1294 if (gs->num_local_gop) {
1295 PCTFS_gs_gop_local_in_plus(gs,vals);
1296
1297 /* pairwise will do tree inside ... */
1298 if (gs->num_pairs) PCTFS_gs_gop_pairwise_plus_hc(gs,vals,dim); /* tree only */
1299 else if (gs->max_left_over) PCTFS_gs_gop_tree_plus_hc(gs,vals,dim);
1300
1301 PCTFS_gs_gop_local_out(gs,vals);
1302 } else { /* if intersection tree/pairwise and local is empty */
1303 /* pairwise will do tree inside */
1304 if (gs->num_pairs) PCTFS_gs_gop_pairwise_plus_hc(gs,vals,dim); /* tree */
1305 else if (gs->max_left_over) PCTFS_gs_gop_tree_plus_hc(gs,vals,dim);
1306 }
1307 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
1308}
1309
1310/******************************************************************************/
1311static PetscErrorCode PCTFS_gs_gop_pairwise_plus_hc(PCTFS_gs_id *gs, PetscScalar *in_vals, PetscInt dim)
1312{
1313 PetscScalar *dptr1, *dptr2, *dptr3, *in1, *in2;
1314 PetscInt *iptr, *msg_list, *msg_size, **msg_nodes;
1315 PetscInt *pw, *list, *size, **nodes;
1316 MPI_Request *msg_ids_in, *msg_ids_out, *ids_in, *ids_out;
1317 MPI_Status status;
1318 PetscInt i, mask=1;
1319 PetscErrorCode ierr;
1320
1321 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1321; petscstack->
petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1322 for (i=1; i<dim; i++) { mask<<=1; mask++; }
1323
1324 /* strip and load s */
1325 msg_list = list = gs->pair_list;
1326 msg_size = size = gs->msg_sizes;
1327 msg_nodes = nodes = gs->node_list;
1328 iptr = pw = gs->pw_elm_list;
1329 dptr1 = dptr3 = gs->pw_vals;
1330 msg_ids_in = ids_in = gs->msg_ids_in;
1331 msg_ids_out = ids_out = gs->msg_ids_out;
1332 dptr2 = gs->out;
1333 in1 = in2 = gs->in;
1334
1335 /* post the receives */
1336 /* msg_nodes=nodes; */
1337 do {
1338 /* Should MPI_ANY_SOURCE be replaced by *list ? In that case do the
1339 second one *list and do list++ afterwards */
1340 if ((PCTFS_my_id|mask)==(*list|mask)) {
1341 ierr = MPI_Irecv(in1, *size, MPIU_SCALAR, MPI_ANY_SOURCE, MSGTAG1 + *list, gs->PCTFS_gs_comm, msg_ids_in)((petsc_irecv_ct++,0) || PetscMPITypeSize(&(petsc_irecv_len
),(*size),(((MPI_Datatype)0x4c00080b))) || MPI_Irecv((in1),(*
size),(((MPI_Datatype)0x4c00080b)),((-2)),(1001 + *list),(gs->
PCTFS_gs_comm),(msg_ids_in)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1341,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1342 list++; msg_ids_in++;in1 += *size++;
1343 } else { list++; size++; }
1344 } while (*++msg_nodes);
1345
1346 /* load gs values into in out gs buffers */
1347 while (*iptr >= 0) *dptr3++ = *(in_vals + *iptr++);
1348
1349 /* load out buffers and post the sends */
1350 msg_nodes=nodes;
1351 list = msg_list;
1352 while ((iptr = *msg_nodes++)) {
1353 if ((PCTFS_my_id|mask)==(*list|mask)) {
1354 dptr3 = dptr2;
1355 while (*iptr >= 0) *dptr2++ = *(dptr1 + *iptr++);
1356 /* CHECK PERSISTENT COMMS MODE FOR ALL THIS STUFF */
1357 /* is msg_ids_out++ correct? */
1358 ierr = MPI_Isend(dptr3, *msg_size, MPIU_SCALAR, *list, MSGTAG1+PCTFS_my_id, gs->PCTFS_gs_comm, msg_ids_out)((petsc_isend_ct++,0) || PetscMPITypeSize(&(petsc_isend_len
),(*msg_size),(((MPI_Datatype)0x4c00080b))) || MPI_Isend((dptr3
),(*msg_size),(((MPI_Datatype)0x4c00080b)),(*list),(1001 +PCTFS_my_id
),(gs->PCTFS_gs_comm),(msg_ids_out)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1358,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1359 msg_size++;list++;msg_ids_out++;
1360 } else {list++; msg_size++;}
1361 }
1362
1363 /* do the tree while we're waiting */
1364 if (gs->max_left_over) PCTFS_gs_gop_tree_plus_hc(gs,in_vals,dim);
1365
1366 /* process the received data */
1367 msg_nodes=nodes;
1368 list = msg_list;
1369 while ((iptr = *nodes++)) {
1370 if ((PCTFS_my_id|mask)==(*list|mask)) {
1371 /* Should I check the return value of MPI_Wait() or status? */
1372 /* Can this loop be replaced by a call to MPI_Waitall()? */
1373 ierr = MPI_Wait(ids_in, &status)((petsc_wait_ct++,petsc_sum_of_waits_ct++,0) || MPI_Wait((ids_in
),(&status)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1373,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1374 ids_in++;
1375 while (*iptr >= 0) *(dptr1 + *iptr++) += *in2++;
1376 }
1377 list++;
1378 }
1379
1380 /* replace vals */
1381 while (*pw >= 0) *(in_vals + *pw++) = *dptr1++;
1382
1383 /* clear isend message handles */
1384 /* This changed for clarity though it could be the same */
1385 while (*msg_nodes++) {
1386 if ((PCTFS_my_id|mask)==(*msg_list|mask)) {
1387 /* Should I check the return value of MPI_Wait() or status? */
1388 /* Can this loop be replaced by a call to MPI_Waitall()? */
1389 ierr = MPI_Wait(ids_out, &status)((petsc_wait_ct++,petsc_sum_of_waits_ct++,0) || MPI_Wait((ids_out
),(&status)));CHKERRQ(ierr)do {if (__builtin_expect(!!(ierr),0)) return PetscError(((MPI_Comm
)0x44000001),1389,__func__,"/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"
,ierr,PETSC_ERROR_REPEAT," ");} while (0);
1390 ids_out++;
1391 }
1392 msg_list++;
1393 }
1394 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
1395}
1396
1397/******************************************************************************/
1398static PetscErrorCode PCTFS_gs_gop_tree_plus_hc(PCTFS_gs_id *gs, PetscScalar *vals, PetscInt dim)
1399{
1400 PetscInt size;
1401 PetscInt *in, *out;
1402 PetscScalar *buf, *work;
1403 PetscInt op[] = {GL_ADD4,0};
1404
1405 PetscFunctionBegindo { do { ; if (petscstack && (petscstack->currentsize
< 64)) { petscstack->function[petscstack->currentsize
] = __func__; petscstack->file[petscstack->currentsize]
= "/sandbox/petsc/petsc.master/src/ksp/pc/impls/tfs/gs.c"; petscstack
->line[petscstack->currentsize] = 1405; petscstack->
petscroutine[petscstack->currentsize] = PETSC_TRUE; petscstack
->currentsize++; } if (petscstack) { petscstack->hotdepth
+= (PETSC_FALSE || petscstack->hotdepth); } ; } while (0)
; ; } while (0);
1406 in = gs->tree_map_in;
1407 out = gs->tree_map_out;
1408 buf = gs->tree_buf;
1409 work = gs->tree_work;
1410 size = gs->tree_nel;
1411
1412 PCTFS_rvec_zero(buf,size);
1413
1414 while (*in >= 0) *(buf + *out++) = *(vals + *in++);
1415
1416 in = gs->tree_map_in;
1417 out = gs->tree_map_out;
1418
1419 PCTFS_grop_hc(buf,work,size,op,dim);
1420
1421 while (*in >= 0) *(vals + *in++) = *(buf + *out++);
1422 PetscFunctionReturn(0)do { do { ; if (petscstack && petscstack->currentsize
> 0) { petscstack->currentsize--; petscstack->function
[petscstack->currentsize] = 0; petscstack->file[petscstack
->currentsize] = 0; petscstack->line[petscstack->currentsize
] = 0; petscstack->petscroutine[petscstack->currentsize
] = PETSC_FALSE; } if (petscstack) { petscstack->hotdepth =
(((petscstack->hotdepth-1)<(0)) ? (0) : (petscstack->
hotdepth-1)); } ; } while (0); return(0);} while (0);
1423}
1424
1425
1426