//c---------------------------------------------------------------------
//c
//c Authors: S. Weeratunga
//c V. Venkatakrishnan
//c E. Barszcz
//c M. Yarrow
//c C-version: Rob Van der Wijngaart, Intel Corporation
//c
//c---------------------------------------------------------------------
//
// Copyright 2010 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
int RCCE_APP(int argc, char **argv){
//c---------------------------------------------------------------------
//c
//c driver for the performance evaluation of the solver for
//c five coupled parabolic/elliptic partial differential equations.
//c
//c---------------------------------------------------------------------
char class;
double mflops;
int ierr, i, j, k, mm, iverified;
//c---------------------------------------------------------------------
//c initialize communications
//c---------------------------------------------------------------------
init_comm(&argc, &argv);
// RCCE_debug_set(RCCE_DEBUG_SYNCH);
//c---------------------------------------------------------------------
//c read input data
//c---------------------------------------------------------------------
read_input();
//c---------------------------------------------------------------------
//c set up processor grid
//c---------------------------------------------------------------------
proc_grid();
//c---------------------------------------------------------------------
//c determine the neighbors
//c---------------------------------------------------------------------
neighbors();
//c---------------------------------------------------------------------
//c set up sub-domain sizes
//c---------------------------------------------------------------------
subdomain();
//c---------------------------------------------------------------------
//c set up coefficients
//c---------------------------------------------------------------------
setcoeff();
//c---------------------------------------------------------------------
//c set the boundary values for dependent variables
//c---------------------------------------------------------------------
setbv();
//c---------------------------------------------------------------------
//c set the initial values for dependent variables
//c---------------------------------------------------------------------
setiv();
//c---------------------------------------------------------------------
//c compute the forcing term based on prescribed exact solution
//c---------------------------------------------------------------------
erhs();
////c---------------------------------------------------------------------
////c perform one SSOR iteration to touch all data and program pages
////c---------------------------------------------------------------------
ssor(1);
//
////c---------------------------------------------------------------------
////c reset the boundary and initial values
////c---------------------------------------------------------------------
setbv();
setiv();
//
////c---------------------------------------------------------------------
////c perform the SSOR iterations
////c---------------------------------------------------------------------
ssor(itmax);
////c---------------------------------------------------------------------
////c compute the solution error
////c---------------------------------------------------------------------
error();
////c---------------------------------------------------------------------
////c compute the surface integral
////c---------------------------------------------------------------------
pintgr();
//
////c---------------------------------------------------------------------
////c verification test
////c---------------------------------------------------------------------
if (id ==0) {
verify( rsdnm, errnm, &frc, &class );
mflops = (double)(itmax)*(1984.77*(double)( nx0 )
*(double)( ny0 )
*(double)( nz0 )
-10923.3*((double)( nx0+ny0+nz0 )/3.)*((double)( nx0+ny0+nz0 )/3.)
+27770.9* (double)( nx0+ny0+nz0 )/3.
-144010.)
/ (maxtime*1000000.);
print_results("LU", &class, &nx0,
&ny0, &nz0, &itmax, &nnodes_compiled,
&num, &maxtime, &mflops, " floating point", &iverified,
NPBVERSION, COMPILETIME, CS1, CS2, CS3, CS4, CS5, CS6);
// FILE *perf_file;
// char name[50] = "/shared/DEMOS/RCCE/NPB_LU/perf.";
// char postfix[50];
// sprintf(postfix, "%d", nnodes_compiled);
// strcat(name, postfix);
// perf_file = fopen(name,"w");
// fprintf(perf_file, "%d", (int)mflops);
// fclose(perf_file);
}
int main(int argc, char *argv[])
{
char Class;
logical verified;
double mflops;
double t, tmax, trecs[t_last+1];
int i;
char *t_names[t_last+1];
int num_threads;
if(argc == 2) {
num_threads = atoi(argv[1]);
printf("Number of threads received are - %d", num_threads);
}
else {
num_threads = -1;
}
if(num_threads != -1) {
omp_set_dynamic(num_threads); //Nitin Chugh
printf(" Dynamic environment state - %d\n", omp_get_dynamic());
omp_set_num_threads(num_threads);
}
printf(" Number of processors - %d\n", omp_get_num_procs());
//---------------------------------------------------------------------
// Setup info for timers
//---------------------------------------------------------------------
FILE *fp;
if ((fp = fopen("timer.flag", "r")) != NULL) {
timeron = true;
t_names[t_total] = "total";
t_names[t_rhsx] = "rhsx";
t_names[t_rhsy] = "rhsy";
t_names[t_rhsz] = "rhsz";
t_names[t_rhs] = "rhs";
t_names[t_jacld] = "jacld";
t_names[t_blts] = "blts";
t_names[t_jacu] = "jacu";
t_names[t_buts] = "buts";
t_names[t_add] = "add";
t_names[t_l2norm] = "l2norm";
fclose(fp);
} else {
timeron = false;
}
//---------------------------------------------------------------------
// read input data
//---------------------------------------------------------------------
read_input();
//---------------------------------------------------------------------
// set up domain sizes
//---------------------------------------------------------------------
domain();
//---------------------------------------------------------------------
// set up coefficients
//---------------------------------------------------------------------
setcoeff();
//---------------------------------------------------------------------
// set the boundary values for dependent variables
//---------------------------------------------------------------------
setbv();
//---------------------------------------------------------------------
// set the initial values for dependent variables
//---------------------------------------------------------------------
setiv();
//---------------------------------------------------------------------
// compute the forcing term based on prescribed exact solution
//---------------------------------------------------------------------
erhs();
//---------------------------------------------------------------------
// perform one SSOR iteration to touch all data pages
//---------------------------------------------------------------------
ssor(1);
//---------------------------------------------------------------------
// reset the boundary and initial values
//---------------------------------------------------------------------
setbv();
setiv();
//---------------------------------------------------------------------
// perform the SSOR iterations
//---------------------------------------------------------------------
ssor(itmax);
//---------------------------------------------------------------------
// compute the solution error
//---------------------------------------------------------------------
error();
//---------------------------------------------------------------------
// compute the surface integral
//---------------------------------------------------------------------
pintgr();
//---------------------------------------------------------------------
// verification test
//---------------------------------------------------------------------
verify ( rsdnm, errnm, frc, &Class, &verified );
mflops = (double)itmax * (1984.77 * (double)nx0
* (double)ny0
* (double)nz0
- 10923.3 * pow(((double)(nx0+ny0+nz0)/3.0), 2.0)
+ 27770.9 * (double)(nx0+ny0+nz0)/3.0
- 144010.0)
/ (maxtime*1000000.0);
print_results("LU", Class, nx0,
ny0, nz0, itmax,
maxtime, mflops, " floating point", verified,
NPBVERSION, COMPILETIME, CS1, CS2, CS3, CS4, CS5, CS6,
"(none)");
//---------------------------------------------------------------------
// More timers
//---------------------------------------------------------------------
if (timeron) {
for (i = 1; i <= t_last; i++) {
trecs[i] = timer_read(i);
}
tmax = maxtime;
if (tmax == 0.0) tmax = 1.0;
printf(" SECTION Time (secs)\n");
for (i = 1; i <= t_last; i++) {
printf(" %-8s:%9.3f (%6.2f%%)\n",
t_names[i], trecs[i], trecs[i]*100./tmax);
if (i == t_rhs) {
t = trecs[t_rhsx] + trecs[t_rhsy] + trecs[t_rhsz];
printf(" --> %8s:%9.3f (%6.2f%%)\n", "sub-rhs", t, t*100./tmax);
t = trecs[i] - t;
printf(" --> %8s:%9.3f (%6.2f%%)\n", "rest-rhs", t, t*100./tmax);
}
}
}
return 0;
}
int main(int argc, char *argv[])
{
char Class;
logical verified;
double mflops;
double t, tmax, trecs[t_last+1];
int i;
char *t_names[t_last+1];
if (argc == 1) {
fprintf(stderr, "Usage: %s <kernel directory>\n", argv[0]);
exit(-1);
}
//---------------------------------------------------------------------
// Setup info for timers
//---------------------------------------------------------------------
FILE *fp;
if ((fp = fopen("timer.flag", "r")) != NULL) {
timeron = true;
t_names[t_total] = "total";
t_names[t_rhsx] = "rhsx";
t_names[t_rhsy] = "rhsy";
t_names[t_rhsz] = "rhsz";
t_names[t_rhs] = "rhs";
t_names[t_jacld] = "jacld";
t_names[t_blts] = "blts";
t_names[t_jacu] = "jacu";
t_names[t_buts] = "buts";
t_names[t_add] = "add";
t_names[t_l2norm] = "l2norm";
t_names[t_setbv] = "setbv";
t_names[t_setiv] = "setiv";
t_names[t_erhs] = "erhs";
t_names[t_error] = "error";
t_names[t_pintgr] = "pintgr";
t_names[t_blts1] = "blts1";
t_names[t_buts1] = "buts1";
fclose(fp);
} else {
timeron = false;
}
//---------------------------------------------------------------------
// read input data
//---------------------------------------------------------------------
read_input();
//---------------------------------------------------------------------
// set up domain sizes
//---------------------------------------------------------------------
domain();
//---------------------------------------------------------------------
// set up OpenCL environment
//---------------------------------------------------------------------
setup_opencl(argc, argv);
//---------------------------------------------------------------------
// set up coefficients
//---------------------------------------------------------------------
setcoeff();
//---------------------------------------------------------------------
// set the boundary values for dependent variables
//---------------------------------------------------------------------
setbv();
//---------------------------------------------------------------------
// set the initial values for dependent variables
//---------------------------------------------------------------------
setiv();
//---------------------------------------------------------------------
// compute the forcing term based on prescribed exact solution
//---------------------------------------------------------------------
erhs();
//---------------------------------------------------------------------
// perform one SSOR iteration to touch all data pages
//---------------------------------------------------------------------
ssor(1);
//---------------------------------------------------------------------
// reset the boundary and initial values
//---------------------------------------------------------------------
setbv();
setiv();
//---------------------------------------------------------------------
// perform the SSOR iterations
//---------------------------------------------------------------------
ssor(itmax);
//---------------------------------------------------------------------
// compute the solution error
//---------------------------------------------------------------------
error();
//---------------------------------------------------------------------
// compute the surface integral
//---------------------------------------------------------------------
pintgr();
//---------------------------------------------------------------------
// verification test
//---------------------------------------------------------------------
verify ( rsdnm, errnm, frc, &Class, &verified );
mflops = (double)itmax * (1984.77 * (double)nx0
* (double)ny0
* (double)nz0
- 10923.3 * pow(((double)(nx0+ny0+nz0)/3.0), 2.0)
+ 27770.9 * (double)(nx0+ny0+nz0)/3.0
- 144010.0)
/ (maxtime*1000000.0);
c_print_results("LU", Class, nx0,
ny0, nz0, itmax,
maxtime, mflops, " floating point", verified,
NPBVERSION, COMPILETIME, CS1, CS2, CS3, CS4, CS5, CS6,
"(none)",
clu_GetDeviceTypeName(device_type),
device_name);
//---------------------------------------------------------------------
// More timers
//---------------------------------------------------------------------
if (timeron) {
for (i = 1; i <= t_last; i++) {
trecs[i] = timer_read(i);
}
tmax = maxtime;
if (tmax == 0.0) tmax = 1.0;
printf(" SECTION Time (secs)\n");
for (i = 1; i <= t_last; i++) {
printf(" %-8s:%9.4f (%6.2f%%)\n",
t_names[i], trecs[i], trecs[i]*100./tmax);
if (i == t_rhs) {
t = trecs[t_rhsx] + trecs[t_rhsy] + trecs[t_rhsz];
printf(" --> %8s:%9.3f (%6.2f%%)\n", "sub-rhs", t, t*100./tmax);
t = trecs[i] - t;
printf(" --> %8s:%9.3f (%6.2f%%)\n", "rest-rhs", t, t*100./tmax);
}
}
}
release_opencl();
fflush(stdout);
return 0;
}