Revision 7ea7b1db7811d9ecd5f2809c092a1bbcd5451905 authored by Thorsten Becker on 14 February 2011, 05:45:26 UTC, committed by Thorsten Becker on 14 February 2011, 05:45:26 UTC
1 parent 446b149
Full_parallel_related.c
/*
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
*<LicenseText>
*
* CitcomS by Louis Moresi, Shijie Zhong, Lijie Han, Eh Tan,
* Clint Conrad, Michael Gurnis, and Eun-seo Choi.
* Copyright (C) 1994-2005, California Institute of Technology.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*</LicenseText>
*
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
/* Routines here are for intel paragon with MPI */
#include <mpi.h>
#include <math.h>
#include "element_definitions.h"
#include "global_defs.h"
#include "sphere_communication.h"
#include "parallel_related.h"
static void set_horizontal_communicator(struct All_variables*);
static void set_vertical_communicator(struct All_variables*);
static void exchange_node_d(struct All_variables *, double**, int);
static void exchange_node_f(struct All_variables *, float**, int);
/* ============================================ */
/* ============================================ */
void full_parallel_processor_setup(struct All_variables *E)
{
int i,j,k,m,me,temp,pid_surf;
int cap_id_surf;
int surf_proc_per_cap, proc_per_cap, total_proc;
me = E->parallel.me;
if ( E->parallel.nprocx != E->parallel.nprocy ) {
if (E->parallel.me==0) fprintf(stderr,"!!!! nprocx must equal to nprocy \n");
parallel_process_termination();
}
surf_proc_per_cap = E->parallel.nprocx * E->parallel.nprocy;
proc_per_cap = surf_proc_per_cap * E->parallel.nprocz;
total_proc = E->sphere.caps * proc_per_cap;
E->parallel.total_surf_proc = E->sphere.caps * surf_proc_per_cap;
if ( total_proc != E->parallel.nproc ) {
if (E->parallel.me==0) fprintf(stderr,"!!!! # of requested CPU is incorrect (expected: %i got: %i)\n",
total_proc, E->parallel.nproc);
parallel_process_termination();
}
E->sphere.caps_per_proc = max(1,E->sphere.caps*E->parallel.nprocz/E->parallel.nproc);
if (E->sphere.caps_per_proc > 1) {
if (E->parallel.me==0) fprintf(stderr,"!!!! # caps per proc > 1 is not supported.\n \n");
parallel_process_termination();
}
/* determine the location of processors in each cap */
cap_id_surf = me / proc_per_cap;
/* z-direction first*/
E->parallel.me_loc[3] = (me - cap_id_surf*proc_per_cap) % E->parallel.nprocz;
/* x-direction then*/
E->parallel.me_loc[1] = ((me - cap_id_surf*proc_per_cap - E->parallel.me_loc[3])/E->parallel.nprocz) % E->parallel.nprocx;
/* y-direction then*/
E->parallel.me_loc[2] = ((((me - cap_id_surf*proc_per_cap - E->parallel.me_loc[3])/E->parallel.nprocz) - E->parallel.me_loc[1])/E->parallel.nprocx) % E->parallel.nprocy;
/*
the numbering of proc in each caps is as so (example for an xyz = 2x2x2 box):
NOTE: This is different (in a way) than the numbering of the nodes:
the nodeal number has the first oordinate as theta, which goes N-S and
the second oordinate as fi, which goes E-W. Here we use R-L as the first
oordinate and F-B
0 = lower left front corner=[000] 4 = lower left back corner=[010]
1 = upper left front corner=[001] 5 = upper left back corner=[011]
2 = lower right front corner=[100] 6 = lower right back corner=[110]
3 = upper right front corner=[101] 7 = upper right back corner=[111]
[xyz] is x=E->parallel.me_loc[1],y=E->parallel.me_loc[2],z=E->parallel.me_loc[3]
*/
/* determine cap id for each cap in a given processor */
pid_surf = me/proc_per_cap; /* cap number (0~11) */
i = cases[E->sphere.caps_per_proc]; /* 1 for more than 12 processors */
for (j=1;j<=E->sphere.caps_per_proc;j++) {
temp = pid_surf*E->sphere.caps_per_proc + j-1; /* cap number (out of 12) */
E->sphere.capid[j] = incases1[i].links[temp]; /* id (1~12) of the current cap */
}
/* determine which caps are linked with each of 12 caps */
/* if the 12 caps are broken, set these up instead */
if (surf_proc_per_cap > 1) {
E->sphere.max_connections = 8;
}
/* steup location-to-processor map */
E->parallel.loc2proc_map = (int ****) malloc(E->sphere.caps*sizeof(int ***));
for (m=0;m<E->sphere.caps;m++) {
E->parallel.loc2proc_map[m] = (int ***) malloc(E->parallel.nprocx*sizeof(int **));
for (i=0;i<E->parallel.nprocx;i++) {
E->parallel.loc2proc_map[m][i] = (int **) malloc(E->parallel.nprocy*sizeof(int *));
for (j=0;j<E->parallel.nprocy;j++)
E->parallel.loc2proc_map[m][i][j] = (int *) malloc(E->parallel.nprocz*sizeof(int));
}
}
for (m=0;m<E->sphere.caps;m++)
for (i=0;i<E->parallel.nprocx;i++)
for (j=0;j<E->parallel.nprocy;j++)
for (k=0;k<E->parallel.nprocz;k++) {
if (E->sphere.caps_per_proc>1) {
temp = cases[E->sphere.caps_per_proc];
E->parallel.loc2proc_map[m][i][j][k] = incases2[temp].links[m-1];
}
else
E->parallel.loc2proc_map[m][i][j][k] = m*proc_per_cap
+ j*E->parallel.nprocx*E->parallel.nprocz
+ i*E->parallel.nprocz + k;
}
if (E->control.verbose) {
fprintf(E->fp_out,"me=%d loc1=%d loc2=%d loc3=%d\n",me,E->parallel.me_loc[1],E->parallel.me_loc[2],E->parallel.me_loc[3]);
for (j=1;j<=E->sphere.caps_per_proc;j++) {
fprintf(E->fp_out,"capid[%d]=%d \n",j,E->sphere.capid[j]);
}
for (m=0;m<E->sphere.caps;m++)
for (j=0;j<E->parallel.nprocy;j++)
for (i=0;i<E->parallel.nprocx;i++)
for (k=0;k<E->parallel.nprocz;k++)
fprintf(E->fp_out,"loc2proc_map[cap=%d][x=%d][y=%d][z=%d] = %d\n",
m,i,j,k,E->parallel.loc2proc_map[m][i][j][k]);
fflush(E->fp_out);
}
set_vertical_communicator(E);
set_horizontal_communicator(E);
E->exchange_node_d = exchange_node_d;
E->exchange_node_f = exchange_node_f;
return;
}
static void set_horizontal_communicator(struct All_variables *E)
{
MPI_Group world_g, horizon_g;
int i,j,k,m,n;
int *processors;
processors = (int *) malloc((E->parallel.total_surf_proc+1)*sizeof(int));
k = E->parallel.me_loc[3];
n = 0;
for (m=0;m<E->sphere.caps;m++)
for (i=0;i<E->parallel.nprocx;i++)
for (j=0;j<E->parallel.nprocy;j++) {
processors[n] = E->parallel.loc2proc_map[m][i][j][k];
n++;
}
MPI_Comm_group(E->parallel.world, &world_g);
MPI_Group_incl(world_g, E->parallel.total_surf_proc, processors, &horizon_g);
MPI_Comm_create(E->parallel.world, horizon_g, &(E->parallel.horizontal_comm));
if (E->control.verbose) {
fprintf(E->fp_out,"horizontal group of me=%d loc3=%d\n",E->parallel.me,E->parallel.me_loc[3]);
for (j=0;j<E->parallel.total_surf_proc;j++) {
fprintf(E->fp_out,"%d proc=%d\n",j,processors[j]);
}
fflush(E->fp_out);
}
MPI_Group_free(&horizon_g);
MPI_Group_free(&world_g);
free((void *) processors);
return;
}
static void set_vertical_communicator(struct All_variables *E)
{
MPI_Group world_g, vertical_g;
int i,j,k,m;
int *processors;
processors = (int *)malloc((E->parallel.nprocz+2)*sizeof(int));
m = E->sphere.capid[1] - 1; /* assume 1 cap per proc. */
i = E->parallel.me_loc[1];
j = E->parallel.me_loc[2];
for (k=0;k<E->parallel.nprocz;k++) {
processors[k] = E->parallel.loc2proc_map[m][i][j][k];
}
MPI_Comm_group(E->parallel.world, &world_g);
MPI_Group_incl(world_g, E->parallel.nprocz, processors, &vertical_g);
MPI_Comm_create(E->parallel.world, vertical_g, &(E->parallel.vertical_comm));
if (E->control.verbose) {
fprintf(E->fp_out,"vertical group of me=%d loc1=%d loc2=%d\n",E->parallel.me,E->parallel.me_loc[1],E->parallel.me_loc[2]);
for (j=0;j<E->parallel.nprocz;j++) {
fprintf(E->fp_out,"%d proc=%d\n",j,processors[j]);
}
fflush(E->fp_out);
}
MPI_Group_free(&vertical_g);
MPI_Group_free(&world_g);
free((void *) processors);
}
/* =========================================================================
get element information for each processor.
========================================================================= */
void full_parallel_domain_decomp0(struct All_variables *E)
{
int i,nox,noz,noy,me;
me = E->parallel.me;
E->lmesh.elx = E->mesh.elx/E->parallel.nprocx;
E->lmesh.elz = E->mesh.elz/E->parallel.nprocz;
E->lmesh.ely = E->mesh.ely/E->parallel.nprocy;
E->lmesh.nox = E->lmesh.elx + 1;
E->lmesh.noz = E->lmesh.elz + 1;
E->lmesh.noy = E->lmesh.ely + 1;
E->lmesh.exs = E->parallel.me_loc[1]*E->lmesh.elx;
E->lmesh.eys = E->parallel.me_loc[2]*E->lmesh.ely;
E->lmesh.ezs = E->parallel.me_loc[3]*E->lmesh.elz;
E->lmesh.nxs = E->parallel.me_loc[1]*E->lmesh.elx+1;
E->lmesh.nys = E->parallel.me_loc[2]*E->lmesh.ely+1;
E->lmesh.nzs = E->parallel.me_loc[3]*E->lmesh.elz+1;
E->lmesh.nno = E->lmesh.noz*E->lmesh.nox*E->lmesh.noy;
E->lmesh.nel = E->lmesh.ely*E->lmesh.elx*E->lmesh.elz;
E->lmesh.npno = E->lmesh.nel;
E->lmesh.nsf = E->lmesh.nno/E->lmesh.noz;
E->lmesh.snel = E->lmesh.elx*E->lmesh.ely;
for(i=E->mesh.levmax;i>=E->mesh.levmin;i--) {
if (E->control.NMULTIGRID) {
nox = E->lmesh.elx/(int)pow(2.0,(double)(E->mesh.levmax-i))+1;
noy = E->lmesh.ely/(int)pow(2.0,(double)(E->mesh.levmax-i))+1;
noz = E->lmesh.elz/(int)pow(2.0,(double)(E->mesh.levmax-i))+1;
E->parallel.redundant[i]=0;
}
else
{ noz = E->lmesh.noz;
noy = E->lmesh.noy;
nox = E->lmesh.nox;
}
E->lmesh.ELX[i] = nox-1;
E->lmesh.ELY[i] = noy-1;
E->lmesh.ELZ[i] = noz-1;
E->lmesh.NOZ[i] = noz;
E->lmesh.NOY[i] = noy;
E->lmesh.NOX[i] = nox;
E->lmesh.NNO[i] = nox * noz * noy;
E->lmesh.NNOV[i] = E->lmesh.NNO[i];
E->lmesh.SNEL[i] = E->lmesh.ELX[i]*E->lmesh.ELY[i];
E->lmesh.NEL[i] = (nox-1) * (noz-1) * (noy-1);
E->lmesh.NPNO[i] = E->lmesh.NEL[i] ;
E->lmesh.NEQ[i] = E->mesh.nsd * E->lmesh.NNOV[i] ;
E->lmesh.EXS[i] = E->parallel.me_loc[1]*E->lmesh.ELX[i];
E->lmesh.EYS[i] = E->parallel.me_loc[2]*E->lmesh.ELY[i];
E->lmesh.EZS[i] = E->parallel.me_loc[3]*E->lmesh.ELZ[i];
E->lmesh.NXS[i] = E->parallel.me_loc[1]*E->lmesh.ELX[i]+1;
E->lmesh.NYS[i] = E->parallel.me_loc[2]*E->lmesh.ELY[i]+1;
E->lmesh.NZS[i] = E->parallel.me_loc[3]*E->lmesh.ELZ[i]+1;
}
/*
fprintf(stderr,"b %d %d %d %d %d %d %d\n",E->parallel.me,E->parallel.me_loc[1],E->parallel.me_loc[2],E->parallel.me_loc[3],E->lmesh.nzs,E->lmesh.nys,E->lmesh.noy);
*/
/* parallel_process_termination();
*/
return;
}
/* ============================================
determine boundary nodes for
exchange info across the boundaries
============================================ */
void full_parallel_domain_boundary_nodes(E)
struct All_variables *E;
{
void parallel_process_termination();
int m,i,ii,j,k,l,node,el,lnode;
int lev,ele,elx,elz,ely,nel,nno,nox,noz,noy;
FILE *fp;
char output_file[255];
for(lev=E->mesh.gridmin;lev<=E->mesh.gridmax;lev++) {
for(m=1;m<=E->sphere.caps_per_proc;m++) {
nel = E->lmesh.NEL[lev];
elx = E->lmesh.ELX[lev];
elz = E->lmesh.ELZ[lev];
ely = E->lmesh.ELY[lev];
nox = E->lmesh.NOX[lev];
noy = E->lmesh.NOY[lev];
noz = E->lmesh.NOZ[lev];
nno = E->lmesh.NNO[lev];
/* do the ZOY boundary elements first */
lnode = 0;
ii =1; /* left */
for(j=1;j<=noz;j++)
for(k=1;k<=noy;k++) {
node = j + (k-1)*noz*nox;
E->parallel.NODE[lev][m][++lnode].bound[ii] = node;
E->NODE[lev][m][node] = E->NODE[lev][m][node] | OFFSIDE;
}
E->parallel.NUM_NNO[lev][m].bound[ii] = lnode;
lnode = 0;
ii =2; /* right */
for(j=1;j<=noz;j++)
for(k=1;k<=noy;k++) {
node = (nox-1)*noz + j + (k-1)*noz*nox;
E->parallel.NODE[lev][m][++lnode].bound[ii] = node;
E->NODE[lev][m][node] = E->NODE[lev][m][node] | OFFSIDE;
}
E->parallel.NUM_NNO[lev][m].bound[ii] = lnode;
/* do XOY boundary elements */
ii=5; /* bottom */
lnode=0;
for(k=1;k<=noy;k++)
for(i=1;i<=nox;i++) {
node = (k-1)*nox*noz + (i-1)*noz + 1;
E->parallel.NODE[lev][m][++lnode].bound[ii] = node;
E->NODE[lev][m][node] = E->NODE[lev][m][node] | OFFSIDE;
}
E->parallel.NUM_NNO[lev][m].bound[ii] = lnode;
ii=6; /* top */
lnode=0;
for(k=1;k<=noy;k++)
for(i=1;i<=nox;i++) {
node = (k-1)*nox*noz + i*noz;
E->parallel.NODE[lev][m][++lnode].bound[ii] = node;
E->NODE[lev][m][node] = E->NODE[lev][m][node] | OFFSIDE;
}
E->parallel.NUM_NNO[lev][m].bound[ii] = lnode;
/* do XOZ boundary elements for 3D */
ii=3; /* front */
lnode=0;
for(j=1;j<=noz;j++)
for(i=1;i<=nox;i++) {
node = (i-1)*noz +j;
E->parallel.NODE[lev][m][++lnode].bound[ii] = node;
E->NODE[lev][m][node] = E->NODE[lev][m][node] | OFFSIDE;
}
E->parallel.NUM_NNO[lev][m].bound[ii] = lnode;
ii=4; /* rear */
lnode=0;
for(j=1;j<=noz;j++)
for(i=1;i<=nox;i++) {
node = noz*nox*(noy-1) + (i-1)*noz +j;
E->parallel.NODE[lev][m][++lnode].bound[ii] = node;
E->NODE[lev][m][node] = E->NODE[lev][m][node] | OFFSIDE;
}
E->parallel.NUM_NNO[lev][m].bound[ii] = lnode;
/* determine the overlapped nodes between caps or between proc */
/* horizontal direction:
all nodes at right (ix==nox) and front (iy==1) faces
are skipped */
for (lnode=1;lnode<=E->parallel.NUM_NNO[lev][m].bound[2];lnode++) {
node = E->parallel.NODE[lev][m][lnode].bound[2];
E->NODE[lev][m][node] = E->NODE[lev][m][node] | SKIP;
}
for (lnode=1;lnode<=E->parallel.NUM_NNO[lev][m].bound[3];lnode++) {
node = E->parallel.NODE[lev][m][lnode].bound[3];
E->NODE[lev][m][node] = E->NODE[lev][m][node] | SKIP;
}
/* nodes at N/S poles are skipped by all proc.
add them back here */
/* north pole is at the front left proc. of 1st cap */
if (E->sphere.capid[m] == 1 &&
E->parallel.me_loc[1] == 0 &&
E->parallel.me_loc[2] == 0)
for(j=1;j<=noz;j++) {
node = j;
E->NODE[lev][m][node] = E->NODE[lev][m][node] & ~SKIP;
}
/* south pole is at the back right proc. of final cap */
if (E->sphere.capid[m] == E->sphere.caps &&
E->parallel.me_loc[1] == E->parallel.nprocx-1 &&
E->parallel.me_loc[2] == E->parallel.nprocy-1)
for(j=1;j<=noz;j++) {
node = j*nox*noy;
E->NODE[lev][m][node] = E->NODE[lev][m][node] & ~SKIP;
}
/* radial direction is easy:
all top nodes except those at top processors are skipped */
if (E->parallel.me_loc[3]!=E->parallel.nprocz-1 )
for (lnode=1;lnode<=E->parallel.NUM_NNO[lev][m].bound[6];lnode++) {
node = E->parallel.NODE[lev][m][lnode].bound[6];
E->NODE[lev][m][node] = E->NODE[lev][m][node] | SKIP;
}
} /* end for m */
} /* end for level */
if (E->control.verbose) {
fprintf(E->fp_out,"output_shared_nodes %d \n",E->parallel.me);
for(lev=E->mesh.gridmax;lev>=E->mesh.gridmin;lev--)
for (m=1;m<=E->sphere.caps_per_proc;m++) {
fprintf(E->fp_out,"lev=%d me=%d capid=%d m=%d \n",lev,E->parallel.me,E->sphere.capid[m],m);
for (ii=1;ii<=6;ii++)
for (i=1;i<=E->parallel.NUM_NNO[lev][m].bound[ii];i++)
fprintf(E->fp_out,"ii=%d %d %d \n",ii,i,E->parallel.NODE[lev][m][i].bound[ii]);
lnode=0;
for (node=1;node<=E->lmesh.NNO[lev];node++)
if((E->NODE[lev][m][node] & SKIP)) {
lnode++;
fprintf(E->fp_out,"skip %d %d \n",lnode,node);
}
}
fflush(E->fp_out);
}
return;
}
/* ============================================
determine communication routs and boundary ID for
exchange info across the boundaries
assuming fault nodes are in the top row of processors
============================================ */
static void face_eqn_node_to_pass(struct All_variables *, int, int, int, int);
static void line_eqn_node_to_pass(struct All_variables *, int, int, int, int, int, int);
void full_parallel_communication_routs_v(E)
struct All_variables *E;
{
int m,i,ii,j,k,l,node,el,elt,lnode,jj,doff,target;
int lev,elx,elz,ely,nno,nox,noz,noy,p,kkk,kk,kf,kkkp;
int me, nprocx,nprocy,nprocz,nprocxz;
int tscaps,cap,scap,large,npass,lx,ly,lz,temp,layer;
const int dims=E->mesh.nsd;
me = E->parallel.me;
nprocx = E->parallel.nprocx;
nprocy = E->parallel.nprocy;
nprocz = E->parallel.nprocz;
nprocxz = nprocx * nprocz;
tscaps = E->parallel.total_surf_proc;
lx = E->parallel.me_loc[1];
ly = E->parallel.me_loc[2];
lz = E->parallel.me_loc[3];
/* determine the communications in horizontal direction */
for(lev=E->mesh.gridmax;lev>=E->mesh.gridmin;lev--) {
nox = E->lmesh.NOX[lev];
noz = E->lmesh.NOZ[lev];
noy = E->lmesh.NOY[lev];
for(m=1;m<=E->sphere.caps_per_proc;m++) {
cap = E->sphere.capid[m] - 1; /* which cap I am in (0~11) */
/* -X face */
npass = ii = 1;
if (lx != 0)
target = E->parallel.loc2proc_map[cap][lx-1][ly][lz];
else
if ( cap%3 != 0) {
temp = (cap+2) % 12;
target = E->parallel.loc2proc_map[temp][nprocx-1][ly][lz];
}
else {
temp = (cap+3) % 12;
target = E->parallel.loc2proc_map[temp][ly][0][lz];
}
E->parallel.PROCESSOR[lev][m].pass[npass] = target;
face_eqn_node_to_pass(E,lev,m,npass,ii);
/* +X face */
npass = ii = 2;
if (lx != nprocx-1)
target = E->parallel.loc2proc_map[cap][lx+1][ly][lz];
else
if ( cap%3 != 2) {
temp = (12+cap-2) % 12;
target = E->parallel.loc2proc_map[temp][0][ly][lz];
}
else {
temp = (12+cap-3) % 12;
target = E->parallel.loc2proc_map[temp][ly][nprocy-1][lz];
}
E->parallel.PROCESSOR[lev][m].pass[npass] = target;
face_eqn_node_to_pass(E,lev,m,npass,ii);
/* -Y face */
npass = ii = 3;
if (ly != 0)
target = E->parallel.loc2proc_map[cap][lx][ly-1][lz];
else
if ( cap%3 != 0) {
temp = cap-1;
target = E->parallel.loc2proc_map[temp][lx][nprocy-1][lz];
}
else {
temp = (12+cap-3) % 12;
target = E->parallel.loc2proc_map[temp][0][lx][lz];
}
E->parallel.PROCESSOR[lev][m].pass[npass] = target;
face_eqn_node_to_pass(E,lev,m,npass,ii);
/* +Y face */
npass = ii = 4;
if (ly != nprocy-1)
target = E->parallel.loc2proc_map[cap][lx][ly+1][lz];
else
if ( cap%3 != 2) {
temp = cap+1;
target = E->parallel.loc2proc_map[temp][lx][0][lz];
}
else {
temp = (cap+3) % 12;
target = E->parallel.loc2proc_map[temp][nprocx-1][lx][lz];
}
E->parallel.PROCESSOR[lev][m].pass[npass] = target;
face_eqn_node_to_pass(E,lev,m,npass,ii);
/* do lines parallel to Z */
/* -X-Y line */
if (!( (cap%3==1) && (lx==0) && (ly==0) )) {
npass ++;
if ((cap%3==0) && (lx==0) && (ly==0)) {
temp = (cap+6) % 12;
target = E->parallel.loc2proc_map[temp][lx][ly][lz];
}
else if ((cap%3==0) && (lx==0))
target = E->parallel.PROCESSOR[lev][m].pass[1] - nprocz;
else if ((cap%3==0) && (ly==0))
target = E->parallel.PROCESSOR[lev][m].pass[3] - nprocxz;
else
target = E->parallel.PROCESSOR[lev][m].pass[1] - nprocxz;
E->parallel.PROCESSOR[lev][m].pass[npass] = target;
line_eqn_node_to_pass(E,lev,m,npass,noz,1,1);
}
/* +X+Y line */
if (!( (cap%3==1) && (lx==nprocx-1) && (ly==nprocy-1) )) {
npass ++;
if ((cap%3==2) && (lx==nprocx-1) && (ly==nprocy-1)) {
temp = (cap+6) % 12;
target = E->parallel.loc2proc_map[temp][lx][ly][lz];
}
else if ((cap%3==2) && (lx==nprocx-1))
target = E->parallel.PROCESSOR[lev][m].pass[2] + nprocz;
else if ((cap%3==2) && (ly==nprocy-1))
target = E->parallel.PROCESSOR[lev][m].pass[4] + nprocxz;
else
target = E->parallel.PROCESSOR[lev][m].pass[2] + nprocxz;
E->parallel.PROCESSOR[lev][m].pass[npass] = target;
line_eqn_node_to_pass(E,lev,m,npass,noz,(noy*nox-1)*noz+1,1);
}
/* -X+Y line */
if (!( (cap%3==2 || cap%3==0) && (lx==0) && (ly==nprocy-1) )) {
npass ++;
if ((cap%3==2) && (ly==nprocy-1))
target = E->parallel.PROCESSOR[lev][m].pass[4] - nprocxz;
else if ((cap%3==0) && (lx==0))
target = E->parallel.PROCESSOR[lev][m].pass[1] + nprocz;
else
target = E->parallel.PROCESSOR[lev][m].pass[1] + nprocxz;
E->parallel.PROCESSOR[lev][m].pass[npass] = target;
line_eqn_node_to_pass(E,lev,m,npass,noz,(noy-1)*nox*noz+1,1);
}
/* +X-Y line */
if (!( (cap%3==2 || cap%3==0) && (lx==nprocx-1) && (ly==0) )) {
npass ++;
if ((cap%3==2) && (lx==nprocx-1))
target = E->parallel.PROCESSOR[lev][m].pass[2] - nprocz;
else if ((cap%3==0) && (ly==0))
target = E->parallel.PROCESSOR[lev][m].pass[3] + nprocxz;
else
target = E->parallel.PROCESSOR[lev][m].pass[2] - nprocxz;
E->parallel.PROCESSOR[lev][m].pass[npass] = target;
line_eqn_node_to_pass(E,lev,m,npass,noz,(nox-1)*noz+1,1);
}
E->parallel.TNUM_PASS[lev][m] = npass;
} /* end for m */
} /* end for lev */
/* determine the communications in vertical direction */
for(lev=E->mesh.gridmax;lev>=E->mesh.gridmin;lev--) {
kkk = 0;
for(ii=5;ii<=6;ii++) { /* do top & bottom */
E->parallel.NUM_PASSz[lev].bound[ii] = 1;
if(lz==0 && ii==5)
E->parallel.NUM_PASSz[lev].bound[ii] = 0;
else if(lz==nprocz-1 && ii==6)
E->parallel.NUM_PASSz[lev].bound[ii] = 0;
for (p=1;p<=E->parallel.NUM_PASSz[lev].bound[ii];p++) {
kkk ++;
/* determine the pass ID for ii-th boundary and p-th pass */
kkkp = kkk + E->sphere.max_connections;
E->parallel.NUM_NODEz[lev].pass[kkk] = 0;
E->parallel.NUM_NEQz[lev].pass[kkk] = 0;
for(m=1;m<=E->sphere.caps_per_proc;m++) {
cap = E->sphere.capid[m] - 1; /* which cap I am in (0~11) */
E->parallel.PROCESSORz[lev].pass[kkk] =
E->parallel.loc2proc_map[cap][lx][ly][lz+((ii==5)?-1:1)];
jj=0; kk=0;
for (k=1;k<=E->parallel.NUM_NNO[lev][m].bound[ii];k++) {
node = E->parallel.NODE[lev][m][k].bound[ii];
E->parallel.EXCHANGE_NODE[lev][m][++kk].pass[kkkp] = node;
for(doff=1;doff<=dims;doff++)
E->parallel.EXCHANGE_ID[lev][m][++jj].pass[kkkp] =
E->ID[lev][m][node].doff[doff];
}
E->parallel.NUM_NODE[lev][m].pass[kkkp] = kk;
E->parallel.NUM_NEQ[lev][m].pass[kkkp] = jj;
E->parallel.NUM_NODEz[lev].pass[kkk] += kk;
E->parallel.NUM_NEQz[lev].pass[kkk] += jj;
}
} /* end for loop p */
} /* end for j */
E->parallel.TNUM_PASSz[lev] = kkk;
} /* end for level */
if(E->control.verbose) {
for(lev=E->mesh.gridmax;lev>=E->mesh.gridmin;lev--) {
fprintf(E->fp_out,"output_communication route surface for lev=%d \n",lev);
for (m=1;m<=E->sphere.caps_per_proc;m++) {
fprintf(E->fp_out," me= %d cap=%d pass %d \n",E->parallel.me,E->sphere.capid[m],E->parallel.TNUM_PASS[lev][m]);
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
fprintf(E->fp_out,"proc %d and pass %d to proc %d with %d eqn and %d node\n",E->parallel.me,k,E->parallel.PROCESSOR[lev][m].pass[k],E->parallel.NUM_NEQ[lev][m].pass[k],E->parallel.NUM_NODE[lev][m].pass[k]);
fprintf(E->fp_out,"Eqn:\n");
for (ii=1;ii<=E->parallel.NUM_NEQ[lev][m].pass[k];ii++)
fprintf(E->fp_out,"%d %d\n",ii,E->parallel.EXCHANGE_ID[lev][m][ii].pass[k]);
fprintf(E->fp_out,"Node:\n");
for (ii=1;ii<=E->parallel.NUM_NODE[lev][m].pass[k];ii++)
fprintf(E->fp_out,"%d %d\n",ii,E->parallel.EXCHANGE_NODE[lev][m][ii].pass[k]);
}
}
fprintf(E->fp_out,"output_communication route vertical \n");
fprintf(E->fp_out," me= %d pass %d \n",E->parallel.me,E->parallel.TNUM_PASSz[lev]);
for (k=1;k<=E->parallel.TNUM_PASSz[lev];k++) {
kkkp = k + E->sphere.max_connections;
fprintf(E->fp_out,"proc %d and pass %d to proc %d\n",E->parallel.me,k,E->parallel.PROCESSORz[lev].pass[k]);
for (m=1;m<=E->sphere.caps_per_proc;m++) {
fprintf(E->fp_out,"cap=%d eqn=%d node=%d\n",E->sphere.capid[m],E->parallel.NUM_NEQ[lev][m].pass[kkkp],E->parallel.NUM_NODE[lev][m].pass[kkkp]);
for (ii=1;ii<=E->parallel.NUM_NEQ[lev][m].pass[kkkp];ii++)
fprintf(E->fp_out,"%d %d\n",ii,E->parallel.EXCHANGE_ID[lev][m][ii].pass[kkkp]);
for (ii=1;ii<=E->parallel.NUM_NODE[lev][m].pass[kkkp];ii++)
fprintf(E->fp_out,"%d %d\n",ii,E->parallel.EXCHANGE_NODE[lev][m][ii].pass[kkkp]);
}
}
}
fflush(E->fp_out);
}
return;
}
/* ============================================
determine communication routs for
exchange info across the boundaries on the surfaces
assuming fault nodes are in the top row of processors
============================================ */
void full_parallel_communication_routs_s(E)
struct All_variables *E;
{
int i,ii,j,k,l,node,el,elt,lnode,jj,doff;
int lev,nno,nox,noz,noy,kkk,kk,kf;
int me,m, nprocz;
void parallel_process_termination();
const int dims=E->mesh.nsd;
me = E->parallel.me;
nprocz = E->parallel.nprocz;
/* determine the communications in horizontal direction */
for(lev=E->mesh.gridmax;lev>=E->mesh.gridmin;lev--) {
nox = E->lmesh.NOX[lev];
noz = E->lmesh.NOZ[lev];
noy = E->lmesh.NOY[lev];
for(m=1;m<=E->sphere.caps_per_proc;m++) {
j = E->sphere.capid[m];
for (kkk=1;kkk<=E->parallel.TNUM_PASS[lev][m];kkk++) {
if (kkk<=4) { /* first 4 communications are for XZ and YZ planes */
ii = kkk;
E->parallel.NUM_sNODE[lev][m].pass[kkk] =
E->parallel.NUM_NNO[lev][m].bound[ii]/noz;
for (k=1;k<=E->parallel.NUM_sNODE[lev][m].pass[kkk];k++) {
lnode = k;
node = (E->parallel.NODE[lev][m][lnode].bound[ii]-1)/noz + 1;
E->parallel.EXCHANGE_sNODE[lev][m][k].pass[kkk] = node;
} /* end for node k */
} /* end for first 4 communications */
else { /* the last FOUR communications are for lines */
E->parallel.NUM_sNODE[lev][m].pass[kkk]=1;
for (k=1;k<=E->parallel.NUM_sNODE[lev][m].pass[kkk];k++) {
node = E->parallel.EXCHANGE_NODE[lev][m][k].pass[kkk]/noz + 1;
E->parallel.EXCHANGE_sNODE[lev][m][k].pass[kkk] = node;
} /* end for node k */
} /* end for the last FOUR communications */
} /* end for kkk */
} /* end for m */
} /* end for lev */
if(E->control.verbose) {
for(lev=E->mesh.gridmax;lev>=E->mesh.gridmin;lev--) {
fprintf(E->fp_out,"output_communication route surface for lev=%d \n",lev);
for (m=1;m<=E->sphere.caps_per_proc;m++) {
fprintf(E->fp_out," me= %d cap=%d pass %d \n",E->parallel.me,E->sphere.capid[m],E->parallel.TNUM_PASS[lev][m]);
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
fprintf(E->fp_out,"proc %d and pass %d to proc %d with %d node\n",E->parallel.me,k,E->parallel.PROCESSOR[lev][m].pass[k],E->parallel.NUM_sNODE[lev][m].pass[k]);
fprintf(E->fp_out,"Node:\n");
for (ii=1;ii<=E->parallel.NUM_sNODE[lev][m].pass[k];ii++)
fprintf(E->fp_out,"%d %d\n",ii,E->parallel.EXCHANGE_sNODE[lev][m][ii].pass[k]);
}
}
}
fflush(E->fp_out);
}
return;
}
/* ================================================ */
/* ================================================ */
static void face_eqn_node_to_pass(E,lev,m,npass,bd)
struct All_variables *E;
int lev,m,npass,bd;
{
int jj,kk,node,doff;
const int dims=E->mesh.nsd;
E->parallel.NUM_NODE[lev][m].pass[npass] = E->parallel.NUM_NNO[lev][m].bound[bd];
jj = 0;
for (kk=1;kk<=E->parallel.NUM_NODE[lev][m].pass[npass];kk++) {
node = E->parallel.NODE[lev][m][kk].bound[bd];
E->parallel.EXCHANGE_NODE[lev][m][kk].pass[npass] = node;
for(doff=1;doff<=dims;doff++)
E->parallel.EXCHANGE_ID[lev][m][++jj].pass[npass] = E->ID[lev][m][node].doff[doff];
}
E->parallel.NUM_NEQ[lev][m].pass[npass] = jj;
return;
}
/* ================================================ */
/* ================================================ */
static void line_eqn_node_to_pass(E,lev,m,npass,num_node,offset,stride)
struct All_variables *E;
int lev,m,npass,num_node,offset,stride;
{
int jj,kk,node,doff;
const int dims=E->mesh.nsd;
E->parallel.NUM_NODE[lev][m].pass[npass] = num_node;
jj=0;
for (kk=1;kk<=E->parallel.NUM_NODE[lev][m].pass[npass];kk++) {
node = (kk-1)*stride + offset;
E->parallel.EXCHANGE_NODE[lev][m][kk].pass[npass] = node;
for(doff=1;doff<=dims;doff++)
E->parallel.EXCHANGE_ID[lev][m][++jj].pass[npass] = E->ID[lev][m][node].doff[doff];
}
E->parallel.NUM_NEQ[lev][m].pass[npass] = jj;
return;
}
/* ================================================
WARNING: BUGS AHEAD
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
sizeofk = (1+E->parallel.NUM_NEQ[lev][m].pass[k])*sizeof(double);
S[k]=(double *)malloc( sizeofk );
R[k]=(double *)malloc( sizeofk );
}
}
This piece of code contain a bug. Arrays S and R are allocated for each m.
But most of the memory is leaked.
In this version of CitcomS, sphere.caps_per_proc is always equal to one.
So, this bug won't manifest itself. But in other version of CitcomS, it will.
by Tan2 7/21, 2003
================================================ */
void full_exchange_id_d(E, U, lev)
struct All_variables *E;
double **U;
int lev;
{
int ii,j,jj,m,k,kk,t_cap,idb,msginfo[8];
double *S[73],*R[73], *RV, *SV;
int mid_recv, sizeofk;
MPI_Status status[100];
MPI_Status status1;
MPI_Request request[100];
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
sizeofk = (1+E->parallel.NUM_NEQ[lev][m].pass[k])*sizeof(double);
S[k]=(double *)malloc( sizeofk );
R[k]=(double *)malloc( sizeofk );
}
}
sizeofk = 0;
for (k=1;k<=E->parallel.TNUM_PASSz[lev];k++) {
kk = (1+E->parallel.NUM_NEQz[lev].pass[k])*sizeof(double);
sizeofk = max(sizeofk, kk);
}
RV=(double *)malloc( sizeofk );
SV=(double *)malloc( sizeofk );
idb=0;
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
for (j=1;j<=E->parallel.NUM_NEQ[lev][m].pass[k];j++) {
S[k][j-1] = U[m][ E->parallel.EXCHANGE_ID[lev][m][j].pass[k] ];
}
if (E->parallel.PROCESSOR[lev][m].pass[k] != E->parallel.me &&
E->parallel.PROCESSOR[lev][m].pass[k] != -1) {
idb ++;
MPI_Isend(S[k], E->parallel.NUM_NEQ[lev][m].pass[k], MPI_DOUBLE,
E->parallel.PROCESSOR[lev][m].pass[k], 1,
E->parallel.world, &request[idb-1]);
}
} /* for k */
} /* for m */ /* finish sending */
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
if (E->parallel.PROCESSOR[lev][m].pass[k] != E->parallel.me &&
E->parallel.PROCESSOR[lev][m].pass[k] != -1) {
idb++;
MPI_Irecv(R[k],E->parallel.NUM_NEQ[lev][m].pass[k], MPI_DOUBLE,
E->parallel.PROCESSOR[lev][m].pass[k], 1,
E->parallel.world, &request[idb-1]);
}
else {
for (j=1;j<=E->parallel.NUM_NEQ[lev][m].pass[k];j++)
U[m][ E->parallel.EXCHANGE_ID[lev][m][j].pass[k] ] += S[k][j-1];
}
} /* for k */
} /* for m */ /* finish receiving */
MPI_Waitall(idb,request,status);
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
if (E->parallel.PROCESSOR[lev][m].pass[k] != E->parallel.me &&
E->parallel.PROCESSOR[lev][m].pass[k] != -1) {
for (j=1;j<=E->parallel.NUM_NEQ[lev][m].pass[k];j++)
U[m][ E->parallel.EXCHANGE_ID[lev][m][j].pass[k] ] += R[k][j-1];
}
}
}
/* for vertical direction */
for (k=1;k<=E->parallel.TNUM_PASSz[lev];k++) {
jj = 0;
kk = k + E->sphere.max_connections;
for(m=1;m<=E->sphere.caps_per_proc;m++)
for (j=1;j<=E->parallel.NUM_NEQ[lev][m].pass[kk];j++)
SV[jj++] = U[m][ E->parallel.EXCHANGE_ID[lev][m][j].pass[kk] ];
MPI_Sendrecv(SV, E->parallel.NUM_NEQz[lev].pass[k], MPI_DOUBLE,
E->parallel.PROCESSORz[lev].pass[k], 1,
RV, E->parallel.NUM_NEQz[lev].pass[k], MPI_DOUBLE,
E->parallel.PROCESSORz[lev].pass[k], 1,
E->parallel.world, &status1);
jj = 0;
for(m=1;m<=E->sphere.caps_per_proc;m++)
for (j=1;j<=E->parallel.NUM_NEQ[lev][m].pass[kk];j++)
U[m][ E->parallel.EXCHANGE_ID[lev][m][j].pass[kk] ] += RV[jj++];
}
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
free((void*) S[k]);
free((void*) R[k]);
}
}
free((void*) SV);
free((void*) RV);
return;
}
/* ================================================ */
/* ================================================ */
static void exchange_node_d(E, U, lev)
struct All_variables *E;
double **U;
int lev;
{
int ii,j,jj,m,k,kk,t_cap,idb,msginfo[8];
double *S[73],*R[73], *RV, *SV;
int mid_recv, sizeofk;
MPI_Status status[100];
MPI_Status status1;
MPI_Request request[100];
kk=0;
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
++kk;
sizeofk = (1+E->parallel.NUM_NODE[lev][m].pass[k])*sizeof(double);
S[kk]=(double *)malloc( sizeofk );
R[kk]=(double *)malloc( sizeofk );
}
}
idb= 0;
for (k=1;k<=E->parallel.TNUM_PASSz[lev];k++) {
sizeofk = (1+E->parallel.NUM_NODEz[lev].pass[k])*sizeof(double);
idb = max(idb,sizeofk);
}
RV=(double *)malloc( idb );
SV=(double *)malloc( idb );
idb=0;
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
kk=k;
for (j=1;j<=E->parallel.NUM_NODE[lev][m].pass[k];j++)
S[kk][j-1] = U[m][ E->parallel.EXCHANGE_NODE[lev][m][j].pass[k] ];
if (E->parallel.PROCESSOR[lev][m].pass[k]!=E->parallel.me) {
if (E->parallel.PROCESSOR[lev][m].pass[k]!=-1) {
idb ++;
MPI_Isend(S[kk],E->parallel.NUM_NODE[lev][m].pass[k],MPI_DOUBLE,
E->parallel.PROCESSOR[lev][m].pass[k],1,E->parallel.world,&request[idb-1]);
}
}
} /* for k */
} /* for m */ /* finish sending */
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
kk=k;
if (E->parallel.PROCESSOR[lev][m].pass[k]!=E->parallel.me) {
if (E->parallel.PROCESSOR[lev][m].pass[k]!=-1) {
idb++;
MPI_Irecv(R[kk],E->parallel.NUM_NODE[lev][m].pass[k],MPI_DOUBLE,
E->parallel.PROCESSOR[lev][m].pass[k],1,E->parallel.world,&request[idb-1]);
}
}
else {
kk=k;
for (j=1;j<=E->parallel.NUM_NODE[lev][m].pass[k];j++)
U[m][ E->parallel.EXCHANGE_NODE[lev][m][j].pass[k] ] += S[kk][j-1];
}
} /* for k */
} /* for m */ /* finish receiving */
MPI_Waitall(idb,request,status);
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
kk=k;
if (E->parallel.PROCESSOR[lev][m].pass[k]!=E->parallel.me)
if (E->parallel.PROCESSOR[lev][m].pass[k]!=-1) {
for (j=1;j<=E->parallel.NUM_NODE[lev][m].pass[k];j++)
U[m][ E->parallel.EXCHANGE_NODE[lev][m][j].pass[k] ] += R[kk][j-1];
}
}
}
/* for vertical direction */
for (k=1;k<=E->parallel.TNUM_PASSz[lev];k++) {
jj = 0;
kk = k + E->sphere.max_connections;
for(m=1;m<=E->sphere.caps_per_proc;m++)
for (j=1;j<=E->parallel.NUM_NODE[lev][m].pass[kk];j++)
SV[jj++] = U[m][ E->parallel.EXCHANGE_NODE[lev][m][j].pass[kk] ];
MPI_Sendrecv(SV,E->parallel.NUM_NODEz[lev].pass[k],MPI_DOUBLE,
E->parallel.PROCESSORz[lev].pass[k],1,
RV,E->parallel.NUM_NODEz[lev].pass[k],MPI_DOUBLE,
E->parallel.PROCESSORz[lev].pass[k],1,E->parallel.world,&status1);
jj = 0;
for(m=1;m<=E->sphere.caps_per_proc;m++)
for (j=1;j<=E->parallel.NUM_NODE[lev][m].pass[kk];j++)
U[m][ E->parallel.EXCHANGE_NODE[lev][m][j].pass[kk] ] += RV[jj++];
}
kk = 0;
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
kk++;
free((void*) S[kk]);
free((void*) R[kk]);
}
}
free((void*) SV);
free((void*) RV);
return;
}
/* ================================================ */
/* ================================================ */
static void exchange_node_f(E, U, lev)
struct All_variables *E;
float **U;
int lev;
{
int ii,j,jj,m,k,kk,t_cap,idb,msginfo[8];
float *S[73],*R[73], *RV, *SV;
int mid_recv, sizeofk;
MPI_Status status[100];
MPI_Status status1;
MPI_Request request[100];
kk=0;
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
++kk;
sizeofk = (1+E->parallel.NUM_NODE[lev][m].pass[k])*sizeof(float);
S[kk]=(float *)malloc( sizeofk );
R[kk]=(float *)malloc( sizeofk );
}
}
idb= 0;
for (k=1;k<=E->parallel.TNUM_PASSz[lev];k++) {
sizeofk = (1+E->parallel.NUM_NODEz[lev].pass[k])*sizeof(float);
idb = max(idb,sizeofk);
}
RV=(float *)malloc( idb );
SV=(float *)malloc( idb );
idb=0;
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
kk=k;
for (j=1;j<=E->parallel.NUM_NODE[lev][m].pass[k];j++)
S[kk][j-1] = U[m][ E->parallel.EXCHANGE_NODE[lev][m][j].pass[k] ];
if (E->parallel.PROCESSOR[lev][m].pass[k]!=E->parallel.me) {
if (E->parallel.PROCESSOR[lev][m].pass[k]!=-1) {
idb ++;
MPI_Isend(S[kk],E->parallel.NUM_NODE[lev][m].pass[k],MPI_FLOAT,
E->parallel.PROCESSOR[lev][m].pass[k],1,E->parallel.world,&request[idb-1]);
}
}
} /* for k */
} /* for m */ /* finish sending */
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
kk=k;
if (E->parallel.PROCESSOR[lev][m].pass[k]!=E->parallel.me) {
if (E->parallel.PROCESSOR[lev][m].pass[k]!=-1) {
idb++;
MPI_Irecv(R[kk],E->parallel.NUM_NODE[lev][m].pass[k],MPI_FLOAT,
E->parallel.PROCESSOR[lev][m].pass[k],1,E->parallel.world,&request[idb-1]);
}
}
else {
kk=k;
for (j=1;j<=E->parallel.NUM_NODE[lev][m].pass[k];j++)
U[m][ E->parallel.EXCHANGE_NODE[lev][m][j].pass[k] ] += S[kk][j-1];
}
} /* for k */
} /* for m */ /* finish receiving */
MPI_Waitall(idb,request,status);
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
kk=k;
if (E->parallel.PROCESSOR[lev][m].pass[k]!=E->parallel.me)
if (E->parallel.PROCESSOR[lev][m].pass[k]!=-1) {
for (j=1;j<=E->parallel.NUM_NODE[lev][m].pass[k];j++)
U[m][ E->parallel.EXCHANGE_NODE[lev][m][j].pass[k] ] += R[kk][j-1];
}
}
}
/* for vertical direction */
for (k=1;k<=E->parallel.TNUM_PASSz[lev];k++) {
jj = 0;
kk = k + E->sphere.max_connections;
for(m=1;m<=E->sphere.caps_per_proc;m++)
for (j=1;j<=E->parallel.NUM_NODE[lev][m].pass[kk];j++)
SV[jj++] = U[m][ E->parallel.EXCHANGE_NODE[lev][m][j].pass[kk] ];
MPI_Sendrecv(SV,E->parallel.NUM_NODEz[lev].pass[k],MPI_FLOAT,
E->parallel.PROCESSORz[lev].pass[k],1,
RV,E->parallel.NUM_NODEz[lev].pass[k],MPI_FLOAT,
E->parallel.PROCESSORz[lev].pass[k],1,E->parallel.world,&status1);
jj = 0;
for(m=1;m<=E->sphere.caps_per_proc;m++)
for (j=1;j<=E->parallel.NUM_NODE[lev][m].pass[kk];j++)
U[m][ E->parallel.EXCHANGE_NODE[lev][m][j].pass[kk] ] += RV[jj++];
}
kk = 0;
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
kk++;
free((void*) S[kk]);
free((void*) R[kk]);
}
}
free((void*) SV);
free((void*) RV);
return;
}
/* ================================================ */
/* ================================================ */
void full_exchange_snode_f(struct All_variables *E, float **U1,
float **U2, int lev)
{
int ii,j,k,m,kk,t_cap,idb,msginfo[8];
float *S[73],*R[73];
int mid_recv, sizeofk;
MPI_Status status[100];
MPI_Status status1;
MPI_Request request[100];
kk=0;
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[E->mesh.levmax][m];k++) {
++kk;
sizeofk = (1+2*E->parallel.NUM_sNODE[E->mesh.levmax][m].pass[k])*sizeof(float);
S[kk]=(float *)malloc( sizeofk );
R[kk]=(float *)malloc( sizeofk );
}
}
idb=0;
/* sending */
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
kk=k;
/* pack */
for (j=1;j<=E->parallel.NUM_sNODE[lev][m].pass[k];j++) {
S[kk][j-1] = U1[m][ E->parallel.EXCHANGE_sNODE[lev][m][j].pass[k] ];
S[kk][j-1+E->parallel.NUM_sNODE[lev][m].pass[k]]
= U2[m][ E->parallel.EXCHANGE_sNODE[lev][m][j].pass[k] ];
}
if (E->parallel.PROCESSOR[lev][m].pass[k]!=E->parallel.me) {
if (E->parallel.PROCESSOR[lev][m].pass[k]!=-1) {
idb ++;
MPI_Isend(S[kk],2*E->parallel.NUM_sNODE[lev][m].pass[k],MPI_FLOAT,
E->parallel.PROCESSOR[lev][m].pass[k],1,E->parallel.world,&request[idb-1]);
}
}
} /* for k */
} /* for m */ /* finish sending */
/* receiving */
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
kk=k;
if (E->parallel.PROCESSOR[lev][m].pass[k]!=E->parallel.me) {
if (E->parallel.PROCESSOR[lev][m].pass[k]!=-1) {
idb ++;
MPI_Irecv(R[kk],2*E->parallel.NUM_sNODE[lev][m].pass[k],MPI_FLOAT,
E->parallel.PROCESSOR[lev][m].pass[k],1,E->parallel.world,&request[idb-1]);
}
}
else {
kk=k;
for (j=1;j<=E->parallel.NUM_sNODE[lev][m].pass[k];j++) {
U1[m][ E->parallel.EXCHANGE_sNODE[lev][m][j].pass[k] ] += S[kk][j-1];
U2[m][ E->parallel.EXCHANGE_sNODE[lev][m][j].pass[k] ] +=
S[kk][j-1+E->parallel.NUM_sNODE[lev][m].pass[k]];
}
}
} /* for k */
} /* for m */ /* finish receiving */
MPI_Waitall(idb,request,status);
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[lev][m];k++) {
kk=k;
/* unpack */
if (E->parallel.PROCESSOR[lev][m].pass[k]!=E->parallel.me)
if (E->parallel.PROCESSOR[lev][m].pass[k]!=-1) {
for (j=1;j<=E->parallel.NUM_sNODE[lev][m].pass[k];j++) {
U1[m][ E->parallel.EXCHANGE_sNODE[lev][m][j].pass[k] ] += R[kk][j-1];
U2[m][ E->parallel.EXCHANGE_sNODE[lev][m][j].pass[k] ] +=
R[kk][j-1+E->parallel.NUM_sNODE[lev][m].pass[k]];
}
}
}
}
kk=0;
for (m=1;m<=E->sphere.caps_per_proc;m++) {
for (k=1;k<=E->parallel.TNUM_PASS[E->mesh.levmax][m];k++) {
++kk;
free((void*) S[kk]);
free((void*) R[kk]);
}
}
return;
}
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