Tester compiling, but misterious CUDA double free to be debugged
parent
86731fe5bb
commit
1c69b2f635
@ -0,0 +1,632 @@
|
|||||||
|
/*----------------------------------------------------------------------------------*/
|
||||||
|
/* Parallel Sparse BLAS v2.2 */
|
||||||
|
/* (C) Copyright 2007 Salvatore Filippone University of Rome Tor Vergata */
|
||||||
|
/* */
|
||||||
|
/* Redistribution and use in source and binary forms, with or without */
|
||||||
|
/* modification, are permitted provided that the following conditions */
|
||||||
|
/* are met: */
|
||||||
|
/* 1. Redistributions of source code must retain the above copyright */
|
||||||
|
/* notice, this list of conditions and the following disclaimer. */
|
||||||
|
/* 2. Redistributions in binary form must reproduce the above copyright */
|
||||||
|
/* notice, this list of conditions, and the following disclaimer in the */
|
||||||
|
/* documentation and/or other materials provided with the distribution. */
|
||||||
|
/* 3. The name of the PSBLAS group or the names of its contributors may */
|
||||||
|
/* not be used to endorse or promote products derived from this */
|
||||||
|
/* software without specific written permission. */
|
||||||
|
/* */
|
||||||
|
/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS */
|
||||||
|
/* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED */
|
||||||
|
/* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR */
|
||||||
|
/* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS */
|
||||||
|
/* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR */
|
||||||
|
/* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF */
|
||||||
|
/* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS */
|
||||||
|
/* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN */
|
||||||
|
/* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) */
|
||||||
|
/* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
|
||||||
|
/* POSSIBILITY OF SUCH DAMAGE. */
|
||||||
|
/* */
|
||||||
|
/* */
|
||||||
|
/* File: ppdec.c */
|
||||||
|
/* */
|
||||||
|
/* Program: ppdec */
|
||||||
|
/* This sample program shows how to build and solve a sparse linear */
|
||||||
|
/* */
|
||||||
|
/* The program solves a linear system based on the partial differential */
|
||||||
|
/* equation */
|
||||||
|
/* */
|
||||||
|
/* */
|
||||||
|
/* */
|
||||||
|
/* The equation generated is */
|
||||||
|
/* */
|
||||||
|
/* b1 d d (u) b2 d d (u) a1 d (u)) a2 d (u))) */
|
||||||
|
/* - ------ - ------ + ----- + ------ + a3 u = 0 */
|
||||||
|
/* dx dx dy dy dx dy */
|
||||||
|
/* */
|
||||||
|
/* */
|
||||||
|
/* with Dirichlet boundary conditions on the unit cube */
|
||||||
|
/* */
|
||||||
|
/* 0<=x,y,z<=1 */
|
||||||
|
/* */
|
||||||
|
/* The equation is discretized with finite differences and uniform stepsize; */
|
||||||
|
/* the resulting discrete equation is */
|
||||||
|
/* */
|
||||||
|
/* ( u(x,y,z)(2b1+2b2+a1+a2)+u(x-1,y)(-b1-a1)+u(x,y-1)(-b2-a2)+ */
|
||||||
|
/* -u(x+1,y)b1-u(x,y+1)b2)*(1/h**2) */
|
||||||
|
/* */
|
||||||
|
/* Example adapted from: C.T.Kelley */
|
||||||
|
/* Iterative Methods for Linear and Nonlinear Equations */
|
||||||
|
/* SIAM 1995 */
|
||||||
|
/* */
|
||||||
|
/* */
|
||||||
|
/* In this sample program the index space of the discretized */
|
||||||
|
/* computational domain is first numbered sequentially in a standard way, */
|
||||||
|
/* then the corresponding vector is distributed according to an HPF BLOCK */
|
||||||
|
/* distribution directive. */
|
||||||
|
/* */
|
||||||
|
/* Boundary conditions are set in a very simple way, by adding */
|
||||||
|
/* equations of the form */
|
||||||
|
/* */
|
||||||
|
/* u(x,y) = rhs(x,y) */
|
||||||
|
/* */
|
||||||
|
/*----------------------------------------------------------------------------------*/
|
||||||
|
|
||||||
|
#include <stdio.h>
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include <string.h>
|
||||||
|
#include <math.h>
|
||||||
|
|
||||||
|
#include "psb_base_cbind.h"
|
||||||
|
#include "amg_cbind.h"
|
||||||
|
|
||||||
|
double a1(double x, double y, double z)
|
||||||
|
{
|
||||||
|
return (1.0 / 80.0);
|
||||||
|
}
|
||||||
|
double a2(double x, double y, double z)
|
||||||
|
{
|
||||||
|
return (1.0 / 80.0);
|
||||||
|
}
|
||||||
|
double a3(double x, double y, double z)
|
||||||
|
{
|
||||||
|
return (1.0 / 80.0);
|
||||||
|
}
|
||||||
|
double c(double x, double y, double z)
|
||||||
|
{
|
||||||
|
return (0.0);
|
||||||
|
}
|
||||||
|
double b1(double x, double y, double z)
|
||||||
|
{
|
||||||
|
return (0.0 / sqrt(3.0));
|
||||||
|
}
|
||||||
|
double b2(double x, double y, double z)
|
||||||
|
{
|
||||||
|
return (0.0 / sqrt(3.0));
|
||||||
|
}
|
||||||
|
double b3(double x, double y, double z)
|
||||||
|
{
|
||||||
|
return (0.0 / sqrt(3.0));
|
||||||
|
}
|
||||||
|
|
||||||
|
double g(double x, double y, double z)
|
||||||
|
{
|
||||||
|
if (x == 1.0)
|
||||||
|
{
|
||||||
|
return (1.0);
|
||||||
|
}
|
||||||
|
else if (x == 0.0)
|
||||||
|
{
|
||||||
|
return (exp(-y * y - z * z));
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
return (0.0);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#define NBMAX 20
|
||||||
|
|
||||||
|
psb_i_t matgen(psb_c_ctxt cctxt, psb_i_t nl, psb_i_t idim, psb_l_t vl[],
|
||||||
|
psb_c_dspmat *ah, const char *afmt,
|
||||||
|
psb_c_descriptor *cdh, const char *cdfmt,
|
||||||
|
psb_c_dvector *xh, psb_c_dvector *bh, psb_c_dvector *rh)
|
||||||
|
{
|
||||||
|
psb_i_t iam, np;
|
||||||
|
psb_l_t ix, iy, iz, el, glob_row;
|
||||||
|
psb_i_t i, k, info, ret;
|
||||||
|
double x, y, z, deltah, sqdeltah, deltah2;
|
||||||
|
double val[10 * NBMAX], zt[NBMAX];
|
||||||
|
psb_l_t irow[10 * NBMAX], icol[10 * NBMAX];
|
||||||
|
|
||||||
|
info = 0;
|
||||||
|
psb_c_info(cctxt, &iam, &np);
|
||||||
|
|
||||||
|
if (iam == 0)
|
||||||
|
{
|
||||||
|
fprintf(stdout, "Starting matrix generation: local number of rows %d\n", nl);
|
||||||
|
fprintf(stdout, "Matrix format: %s\n", afmt);
|
||||||
|
fprintf(stdout, "Descriptor format: %s\n", cdfmt);
|
||||||
|
fflush(stdout);
|
||||||
|
}
|
||||||
|
fprintf(stderr, "Matrix generation: local number of rows %d on process %d\n", nl, iam);
|
||||||
|
|
||||||
|
deltah = (double)1.0 / (idim + 1);
|
||||||
|
sqdeltah = deltah * deltah;
|
||||||
|
deltah2 = 2.0 * deltah;
|
||||||
|
psb_c_set_index_base(0);
|
||||||
|
for (i = 0; i < nl; i++)
|
||||||
|
{
|
||||||
|
glob_row = vl[i];
|
||||||
|
// if ((i%100000 == 0)||(i<10)) fprintf(stderr,"%d: generation loop at %d %ld \n",iam,i,glob_row);
|
||||||
|
el = 0;
|
||||||
|
ix = glob_row / (idim * idim);
|
||||||
|
iy = (glob_row - ix * idim * idim) / idim;
|
||||||
|
iz = glob_row - ix * idim * idim - iy * idim;
|
||||||
|
x = (ix + 1) * deltah;
|
||||||
|
y = (iy + 1) * deltah;
|
||||||
|
z = (iz + 1) * deltah;
|
||||||
|
zt[0] = 0.0;
|
||||||
|
/* internal point: build discretization */
|
||||||
|
/* term depending on (x-1,y,z) */
|
||||||
|
val[el] = -a1(x, y, z) / sqdeltah - b1(x, y, z) / deltah2;
|
||||||
|
if (ix == 0)
|
||||||
|
{
|
||||||
|
zt[0] += g(0.0, y, z) * (-val[el]);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
icol[el] = (ix - 1) * idim * idim + (iy)*idim + (iz);
|
||||||
|
el = el + 1;
|
||||||
|
}
|
||||||
|
/* term depending on (x,y-1,z) */
|
||||||
|
val[el] = -a2(x, y, z) / sqdeltah - b2(x, y, z) / deltah2;
|
||||||
|
if (iy == 0)
|
||||||
|
{
|
||||||
|
zt[0] += g(x, 0.0, z) * (-val[el]);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
icol[el] = (ix)*idim * idim + (iy - 1) * idim + (iz);
|
||||||
|
el = el + 1;
|
||||||
|
}
|
||||||
|
/* term depending on (x,y,z-1)*/
|
||||||
|
val[el] = -a3(x, y, z) / sqdeltah - b3(x, y, z) / deltah2;
|
||||||
|
if (iz == 0)
|
||||||
|
{
|
||||||
|
zt[0] += g(x, y, 0.0) * (-val[el]);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
icol[el] = (ix)*idim * idim + (iy)*idim + (iz - 1);
|
||||||
|
el = el + 1;
|
||||||
|
}
|
||||||
|
/* term depending on (x,y,z)*/
|
||||||
|
val[el] = 2.0 * (a1(x, y, z) + a2(x, y, z) + a3(x, y, z)) / sqdeltah + c(x, y, z);
|
||||||
|
icol[el] = (ix)*idim * idim + (iy)*idim + (iz);
|
||||||
|
el = el + 1;
|
||||||
|
/* term depending on (x,y,z+1) */
|
||||||
|
val[el] = -a3(x, y, z) / sqdeltah + b3(x, y, z) / deltah2;
|
||||||
|
if (iz == idim - 1)
|
||||||
|
{
|
||||||
|
zt[0] += g(x, y, 1.0) * (-val[el]);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
icol[el] = (ix)*idim * idim + (iy)*idim + (iz + 1);
|
||||||
|
el = el + 1;
|
||||||
|
}
|
||||||
|
/* term depending on (x,y+1,z) */
|
||||||
|
val[el] = -a2(x, y, z) / sqdeltah + b2(x, y, z) / deltah2;
|
||||||
|
if (iy == idim - 1)
|
||||||
|
{
|
||||||
|
zt[0] += g(x, 1.0, z) * (-val[el]);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
icol[el] = (ix)*idim * idim + (iy + 1) * idim + (iz);
|
||||||
|
el = el + 1;
|
||||||
|
}
|
||||||
|
/* term depending on (x+1,y,z) */
|
||||||
|
val[el] = -a1(x, y, z) / sqdeltah + b1(x, y, z) / deltah2;
|
||||||
|
if (ix == idim - 1)
|
||||||
|
{
|
||||||
|
zt[0] += g(1.0, y, z) * (-val[el]);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
icol[el] = (ix + 1) * idim * idim + (iy)*idim + (iz);
|
||||||
|
el = el + 1;
|
||||||
|
}
|
||||||
|
for (k = 0; k < el; k++)
|
||||||
|
irow[k] = glob_row;
|
||||||
|
if ((ret = psb_c_dspins(el, irow, icol, val, ah, cdh)) != 0)
|
||||||
|
fprintf(stderr, "From psb_c_dspins: %d\n", ret);
|
||||||
|
irow[0] = glob_row;
|
||||||
|
psb_c_dgeins(1, irow, zt, bh, cdh);
|
||||||
|
zt[0] = 0.0;
|
||||||
|
psb_c_dgeins(1, irow, zt, xh, cdh);
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifdef PSB_HAVE_CUDA
|
||||||
|
/* Execute assembly and final allocation on CUDA device */
|
||||||
|
info = psb_c_cdasb_format(cdh, cdfmt);
|
||||||
|
if (info != 0)
|
||||||
|
{
|
||||||
|
return (info);
|
||||||
|
}
|
||||||
|
#ifdef DEBUG
|
||||||
|
else if (iam == 0)
|
||||||
|
{
|
||||||
|
fprintf(stdout, "Completed descriptor assembly format\n");
|
||||||
|
fflush(stdout);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
info = psb_c_dspasb_opt(ah, cdh, afmt, PSB_UPD_DFLT, PSB_DUPL_DEF);
|
||||||
|
if (info != 0)
|
||||||
|
{
|
||||||
|
return (info);
|
||||||
|
}
|
||||||
|
#ifdef DEBUG
|
||||||
|
else if (iam == 0)
|
||||||
|
{
|
||||||
|
fprintf(stdout, "Completed matrix assembly\n");
|
||||||
|
fflush(stdout);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
info = psb_c_dgeasb_options_format(xh, cdh, PSB_DUPL_ADD, cdfmt);
|
||||||
|
if (info != 0)
|
||||||
|
{
|
||||||
|
return (info);
|
||||||
|
}
|
||||||
|
#ifdef DEBUG
|
||||||
|
else if (iam == 0)
|
||||||
|
{
|
||||||
|
fprintf(stdout, "Completed x vector assembly\n");
|
||||||
|
fflush(stdout);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
info = psb_c_dgeasb_options_format(bh, cdh, PSB_DUPL_ADD, cdfmt);
|
||||||
|
if (info != 0)
|
||||||
|
{
|
||||||
|
return (info);
|
||||||
|
}
|
||||||
|
#ifdef DEBUG
|
||||||
|
else if (iam == 0)
|
||||||
|
{
|
||||||
|
fprintf(stdout, "Completed b vector assembly\n");
|
||||||
|
fflush(stdout);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
info = psb_c_dgeasb_options_format(rh, cdh, PSB_DUPL_ADD, cdfmt);
|
||||||
|
if (info != 0)
|
||||||
|
{
|
||||||
|
return (info);
|
||||||
|
}
|
||||||
|
#ifdef DEBUG
|
||||||
|
else if (iam == 0)
|
||||||
|
{
|
||||||
|
fprintf(stdout, "Completed r vector assembly\n");
|
||||||
|
fflush(stdout);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
#else
|
||||||
|
/* Execute assembly and final allocation HOST side */
|
||||||
|
if ((info = psb_c_cdasb(cdh)) != 0)
|
||||||
|
return (info);
|
||||||
|
|
||||||
|
if ((info = psb_c_dspasb(ah, cdh)) != 0)
|
||||||
|
return (info);
|
||||||
|
|
||||||
|
if ((info = psb_c_dgeasb(xh, cdh)) != 0)
|
||||||
|
return (info);
|
||||||
|
if ((info = psb_c_dgeasb(bh, cdh)) != 0)
|
||||||
|
return (info);
|
||||||
|
if ((info = psb_c_dgeasb(rh, cdh)) != 0)
|
||||||
|
return (info);
|
||||||
|
return (info);
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
|
||||||
|
#define LINEBUFSIZE 1024
|
||||||
|
static char buffer[LINEBUFSIZE + 1];
|
||||||
|
int get_buffer(FILE *fp)
|
||||||
|
{
|
||||||
|
while (!feof(fp))
|
||||||
|
{
|
||||||
|
fgets(buffer, LINEBUFSIZE, fp);
|
||||||
|
if (buffer[0] != '%')
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
void get_iparm(FILE *fp, int *val)
|
||||||
|
{
|
||||||
|
get_buffer(fp);
|
||||||
|
// fprintf(stderr,"Reading int parm: %s\n",buffer);
|
||||||
|
sscanf(buffer, "%d ", val);
|
||||||
|
}
|
||||||
|
void get_dparm(FILE *fp, double *val)
|
||||||
|
{
|
||||||
|
get_buffer(fp);
|
||||||
|
sscanf(buffer, "%lf ", val);
|
||||||
|
}
|
||||||
|
void get_hparm(FILE *fp, char *val)
|
||||||
|
{
|
||||||
|
get_buffer(fp);
|
||||||
|
sscanf(buffer, "%s ", val);
|
||||||
|
}
|
||||||
|
|
||||||
|
#define DUMPMATRIX 0
|
||||||
|
|
||||||
|
int main(int argc, char *argv[])
|
||||||
|
{
|
||||||
|
psb_c_ctxt *cctxt;
|
||||||
|
psb_i_t iam, np;
|
||||||
|
char methd[40], ptype[40], afmt[8], cdfmt[8];
|
||||||
|
psb_i_t nparms;
|
||||||
|
psb_i_t idim, info, istop, itmax, itrace, irst, iter, ret;
|
||||||
|
amg_c_dprec *ph;
|
||||||
|
psb_c_dspmat *ah;
|
||||||
|
psb_c_dvector *bh, *xh, *rh;
|
||||||
|
psb_i_t nb, nlr, nl;
|
||||||
|
psb_l_t i, ng, *vl, k;
|
||||||
|
double t1, t2, eps, err;
|
||||||
|
double *xv, *bv, *rv;
|
||||||
|
double one = 1.0, zero = 0.0, res2;
|
||||||
|
psb_c_SolverOptions options;
|
||||||
|
psb_c_descriptor *cdh;
|
||||||
|
FILE *vectfile;
|
||||||
|
|
||||||
|
cctxt = psb_c_new_ctxt();
|
||||||
|
psb_c_init(cctxt);
|
||||||
|
#ifdef PSB_HAVE_CUDA
|
||||||
|
psb_c_cuda_init(cctxt);
|
||||||
|
#endif
|
||||||
|
psb_c_info(*cctxt, &iam, &np);
|
||||||
|
#ifdef PSB_HAVE_CUDA
|
||||||
|
if (iam == 0)
|
||||||
|
{
|
||||||
|
fprintf(stderr, "-- CUDA initialized --\n");
|
||||||
|
fprintf(stderr, "Number of available GPU devices: %d\n", psb_c_cuda_getDeviceCount());
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
fprintf(stdout, "Initialization: am %d of %d\n", iam, np);
|
||||||
|
|
||||||
|
fflush(stdout);
|
||||||
|
psb_c_barrier(*cctxt);
|
||||||
|
if (iam == 0)
|
||||||
|
{
|
||||||
|
get_iparm(stdin, &nparms);
|
||||||
|
get_hparm(stdin, methd);
|
||||||
|
get_hparm(stdin, ptype);
|
||||||
|
get_hparm(stdin, afmt);
|
||||||
|
get_hparm(stdin, cdfmt);
|
||||||
|
get_iparm(stdin, &idim);
|
||||||
|
get_iparm(stdin, &istop);
|
||||||
|
get_iparm(stdin, &itmax);
|
||||||
|
get_iparm(stdin, &itrace);
|
||||||
|
get_iparm(stdin, &irst);
|
||||||
|
|
||||||
|
/* Display paremeters */
|
||||||
|
fprintf(stderr, "Input parameters:\n");
|
||||||
|
fprintf(stderr, " Number of parameters: %d\n", nparms);
|
||||||
|
fprintf(stderr, " Method: %s\n", methd);
|
||||||
|
fprintf(stderr, " Preconditioner type: %s\n", ptype);
|
||||||
|
fprintf(stderr, " Matrix format: %s\n", afmt);
|
||||||
|
fprintf(stderr, " Descriptor format: %s\n", cdfmt);
|
||||||
|
fprintf(stderr, " Problem dimension: %d\n", idim);
|
||||||
|
fprintf(stderr, " Stopping criterion: %d\n", istop);
|
||||||
|
fprintf(stderr, " Maximum iterations: %d\n", itmax);
|
||||||
|
fprintf(stderr, " Trace frequency: %d\n", itrace);
|
||||||
|
fprintf(stderr, " Restart depth: %d\n", irst);
|
||||||
|
}
|
||||||
|
/* Now broadcast the values, and check they're OK */
|
||||||
|
psb_c_ibcast(*cctxt, 1, &nparms, 0);
|
||||||
|
psb_c_hbcast(*cctxt, methd, 0);
|
||||||
|
psb_c_hbcast(*cctxt, ptype, 0);
|
||||||
|
psb_c_hbcast(*cctxt, afmt, 0);
|
||||||
|
psb_c_hbcast(*cctxt, cdfmt, 0);
|
||||||
|
psb_c_ibcast(*cctxt, 1, &idim, 0);
|
||||||
|
psb_c_ibcast(*cctxt, 1, &istop, 0);
|
||||||
|
psb_c_ibcast(*cctxt, 1, &itmax, 0);
|
||||||
|
psb_c_ibcast(*cctxt, 1, &itrace, 0);
|
||||||
|
psb_c_ibcast(*cctxt, 1, &irst, 0);
|
||||||
|
|
||||||
|
psb_c_barrier(*cctxt);
|
||||||
|
|
||||||
|
cdh = psb_c_new_descriptor();
|
||||||
|
psb_c_set_index_base(0);
|
||||||
|
|
||||||
|
/* Simple minded BLOCK data distribution */
|
||||||
|
ng = ((psb_l_t)idim) * idim * idim;
|
||||||
|
nb = (ng + np - 1) / np;
|
||||||
|
nl = nb;
|
||||||
|
if ((ng - iam * nb) < nl)
|
||||||
|
nl = ng - iam * nb;
|
||||||
|
fprintf(stderr, "%d: Input data %d %ld %d %d\n", iam, idim, ng, nb, nl);
|
||||||
|
if ((vl = malloc(nb * sizeof(psb_l_t))) == NULL)
|
||||||
|
{
|
||||||
|
fprintf(stderr, "On %d: malloc failure\n", iam);
|
||||||
|
psb_c_abort(*cctxt);
|
||||||
|
}
|
||||||
|
i = ((psb_l_t)iam) * nb;
|
||||||
|
for (k = 0; k < nl; k++)
|
||||||
|
vl[k] = i + k;
|
||||||
|
|
||||||
|
if ((info = psb_c_cdall_vl(nl, vl, *cctxt, cdh)) != 0)
|
||||||
|
{
|
||||||
|
fprintf(stderr, "From cdall: %d\nBailing out\n", info);
|
||||||
|
psb_c_abort(*cctxt);
|
||||||
|
}
|
||||||
|
|
||||||
|
bh = psb_c_new_dvector();
|
||||||
|
xh = psb_c_new_dvector();
|
||||||
|
rh = psb_c_new_dvector();
|
||||||
|
ah = psb_c_new_dspmat();
|
||||||
|
// fprintf(stderr,"From psb_c_new_dspmat: %p\n",ah);
|
||||||
|
|
||||||
|
/* Allocate mem space for sparse matrix and vectors */
|
||||||
|
ret = psb_c_dspall(ah, cdh);
|
||||||
|
// fprintf(stderr,"From psb_c_dspall: %d\n",ret);
|
||||||
|
psb_c_dgeall(bh, cdh);
|
||||||
|
psb_c_dgeall(xh, cdh);
|
||||||
|
psb_c_dgeall(rh, cdh);
|
||||||
|
|
||||||
|
if (iam == 0)
|
||||||
|
{
|
||||||
|
fprintf(stdout, "Matrix and vectors allocated\n");
|
||||||
|
}
|
||||||
|
psb_c_barrier(*cctxt);
|
||||||
|
|
||||||
|
/* Matrix generation */
|
||||||
|
if (matgen(*cctxt, nl, idim, vl, ah, afmt, cdh, cdfmt, xh, bh, rh) != 0)
|
||||||
|
{
|
||||||
|
fprintf(stderr, "Error during matrix build loop\n");
|
||||||
|
psb_c_abort(*cctxt);
|
||||||
|
}
|
||||||
|
psb_c_barrier(*cctxt);
|
||||||
|
if (iam == 0)
|
||||||
|
{
|
||||||
|
fprintf(stdout, "Matrix and vectors generated\n");
|
||||||
|
}
|
||||||
|
fflush(stdout);
|
||||||
|
/* Set up the preconditioner */
|
||||||
|
ph = amg_c_dprec_new();
|
||||||
|
amg_c_dprecinit(*cctxt, ph, ptype);
|
||||||
|
amg_c_dprecsetc(ph, "", "L1-JACOBI");
|
||||||
|
amg_c_dprecseti(ph, "SMOOTHER_SWEEPS", 2);
|
||||||
|
amg_c_dprecsetc(ph, "COARSE_SOLVE", "BJAC");
|
||||||
|
amg_c_dprecsetc(ph, "COARSE_SUBSOLVE", "L1-JACOBI");
|
||||||
|
if ((ret = amg_c_dhierarchy_build(ah, cdh, ph)) != 0)
|
||||||
|
fprintf(stderr, "From hierarchy_build: %d\n", ret);
|
||||||
|
if ((ret = amg_c_dsmoothers_build(ah, cdh, ph)) != 0)
|
||||||
|
fprintf(stderr, "From smoothers_build: %d\n", ret);
|
||||||
|
|
||||||
|
#ifdef PSB_HAVE_CUDA
|
||||||
|
/* Allocate work vectors for the preconditioner on the GPU */
|
||||||
|
info = amg_c_dallocate_wrk(ph, cdfmt);
|
||||||
|
if (info != 0)
|
||||||
|
{
|
||||||
|
fprintf(stderr, "From dallocate_wrk: %d\nBailing out\n", info);
|
||||||
|
psb_c_abort(*cctxt);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
psb_c_barrier(*cctxt);
|
||||||
|
/* Do a dry run of the preconditioner */
|
||||||
|
info = amg_c_dprecapply(ph, bh, xh, cdh);
|
||||||
|
if (info != 0)
|
||||||
|
{
|
||||||
|
fprintf(stderr, "From dprec_apply: %d\nBailing out\n", info);
|
||||||
|
psb_c_abort(*cctxt);
|
||||||
|
}
|
||||||
|
/* Do a dry run of the preconditioner with the option routine */
|
||||||
|
info = amg_c_dprecapply_opt(ph, bh, xh, cdh, "N");
|
||||||
|
if (info != 0)
|
||||||
|
{
|
||||||
|
fprintf(stderr, "From dprec_apply_opt: %d\nBailing out\n", info);
|
||||||
|
psb_c_abort(*cctxt);
|
||||||
|
}
|
||||||
|
/*
|
||||||
|
info = amg_c_dprecapply_opt(ph,bh,xh,cdh,"T");
|
||||||
|
if (info != 0) {
|
||||||
|
fprintf(stderr,"From dprec_apply_opt: %d\nBailing out\n",info);
|
||||||
|
psb_c_abort(*cctxt);
|
||||||
|
}
|
||||||
|
*/
|
||||||
|
/* Set up the solver options */
|
||||||
|
psb_c_DefaultSolverOptions(&options);
|
||||||
|
options.eps = 1.e-6;
|
||||||
|
options.itmax = itmax;
|
||||||
|
options.irst = irst;
|
||||||
|
options.itrace = 1;
|
||||||
|
options.istop = istop;
|
||||||
|
psb_c_seterraction_ret();
|
||||||
|
t1 = psb_c_wtime();
|
||||||
|
ret = amg_c_dkrylov(methd, ah, ph, bh, xh, cdh, &options);
|
||||||
|
t2 = psb_c_wtime();
|
||||||
|
iter = options.iter;
|
||||||
|
err = options.err;
|
||||||
|
// fprintf(stderr,"From krylov: %d %lf, %d %d\n",iter,err,ret,psb_c_get_errstatus());
|
||||||
|
if (psb_c_get_errstatus() != 0)
|
||||||
|
{
|
||||||
|
psb_c_print_errmsg();
|
||||||
|
}
|
||||||
|
// fprintf(stderr,"After cleanup %d\n",psb_c_get_errstatus());
|
||||||
|
/* Check 2-norm of residual on exit */
|
||||||
|
psb_c_dgeaxpby(one, bh, zero, rh, cdh);
|
||||||
|
psb_c_dspmm(-one, ah, xh, one, rh, cdh);
|
||||||
|
res2 = psb_c_dgenrm2(rh, cdh);
|
||||||
|
|
||||||
|
if (iam == 0)
|
||||||
|
{
|
||||||
|
fprintf(stdout, "Time: %lf\n", (t2 - t1));
|
||||||
|
fprintf(stdout, "Iter: %d\n", iter);
|
||||||
|
fprintf(stdout, "Err: %lg\n", err);
|
||||||
|
fprintf(stdout, "||r||_2: %lg\n", res2);
|
||||||
|
}
|
||||||
|
|
||||||
|
#if DUMPATRIX
|
||||||
|
psb_c_dmat_name_print(ah, "cbindmat.mtx");
|
||||||
|
nlr = psb_c_cd_get_local_rows(cdh);
|
||||||
|
bv = psb_c_dvect_get_cpy(bh);
|
||||||
|
vectfile = fopen("cbindb.mtx", "w");
|
||||||
|
for (i = 0; i < nlr; i++)
|
||||||
|
fprintf(vectfile, "%lf\n", bv[i]);
|
||||||
|
fclose(vectfile);
|
||||||
|
|
||||||
|
xv = psb_c_dvect_get_cpy(xh);
|
||||||
|
nlr = psb_c_cd_get_local_rows(cdh);
|
||||||
|
for (i = 0; i < nlr; i++)
|
||||||
|
fprintf(stdout, "SOL: %d %d %lf\n", iam, i, xv[i]);
|
||||||
|
|
||||||
|
rv = psb_c_dvect_get_cpy(rh);
|
||||||
|
nlr = psb_c_cd_get_local_rows(cdh);
|
||||||
|
for (i = 0; i < nlr; i++)
|
||||||
|
fprintf(stdout, "RES: %d %d %lf\n", iam, i, rv[i]);
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/* Clean up memory */
|
||||||
|
if ((info = psb_c_dgefree(xh, cdh)) != 0)
|
||||||
|
{
|
||||||
|
fprintf(stderr, "From dgefree: %d\nBailing out\n", info);
|
||||||
|
psb_c_abort(*cctxt);
|
||||||
|
}
|
||||||
|
fprintf(stderr, "after dgefree xh\n");
|
||||||
|
if ((info = psb_c_dgefree(bh, cdh)) != 0)
|
||||||
|
{
|
||||||
|
fprintf(stderr, "From dgefree: %d\nBailing out\n", info);
|
||||||
|
psb_c_abort(*cctxt);
|
||||||
|
}
|
||||||
|
fprintf(stderr, "after dgefree bh\n");
|
||||||
|
if ((info = psb_c_dgefree(rh, cdh)) != 0)
|
||||||
|
{
|
||||||
|
fprintf(stderr, "From dgefree: %d\nBailing out\n", info);
|
||||||
|
psb_c_abort(*cctxt);
|
||||||
|
}
|
||||||
|
fprintf(stderr, "after dgefree rh\n");
|
||||||
|
if ((info = psb_c_cdfree(cdh)) != 0)
|
||||||
|
{
|
||||||
|
fprintf(stderr, "From cdfree: %d\nBailing out\n", info);
|
||||||
|
psb_c_abort(*cctxt);
|
||||||
|
}
|
||||||
|
fprintf(stderr, "after cdfree\n");
|
||||||
|
// fprintf(stderr,"pointer from cdfree: %p\n",cdh->descriptor);
|
||||||
|
|
||||||
|
/* Clean up object handles */
|
||||||
|
free(ph);
|
||||||
|
free(xh);
|
||||||
|
free(bh);
|
||||||
|
free(ah);
|
||||||
|
free(cdh);
|
||||||
|
|
||||||
|
if (iam == 0)
|
||||||
|
fprintf(stderr, "program completed successfully\n");
|
||||||
|
|
||||||
|
#ifdef PSB_HAVE_CUDA
|
||||||
|
psb_c_cuda_exit();
|
||||||
|
#endif
|
||||||
|
psb_c_barrier(*cctxt);
|
||||||
|
psb_c_exit(*cctxt);
|
||||||
|
free(cctxt);
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue