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benchmark utilities now give memory info

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This commit is contained in:
Mark Borgerding 2003-11-08 02:48:02 +00:00
parent bd23fe8d23
commit 140f106743
6 changed files with 69 additions and 38 deletions
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10
test/Makefile
View File

@ -20,18 +20,18 @@ else
endif
CFLAGS=-Wall -O3 -ansi -pedantic
$(UTIL): ../kiss_fft.c fftutil.c
$(UTIL): ../kiss_fft.c fftutil.c
gcc -o $@ $(CFLAGS) -I.. $(TYPEFLAGS) ../kiss_fft.c fftutil.c -lm
$(BENCH): benchkiss.c ../kiss_fft.c
gcc -o $@ $(CFLAGS) -I.. benchkiss.c $(TYPEFLAGS) ../kiss_fft.c -lm
$(BENCH): benchkiss.c ../kiss_fft.c pstats.c
gcc -o $@ $(CFLAGS) -I.. benchkiss.c $(TYPEFLAGS) ../kiss_fft.c pstats.c -lm
fftw: bm_fftw
@[ -x ./bm_fftw ] && \
./bm_fftw -x $(NUMFFTS) -n $(NFFT)
bm_fftw: benchfftw.c
@gcc -o $@ $(CFLAGS) benchfftw.c -lm -lfftw3 -L /usr/local/lib/ \
bm_fftw: benchfftw.c pstats.c
@gcc -o $@ $(CFLAGS) benchfftw.c pstats.c -lm -lfftw3 -L /usr/local/lib/ \
|| echo 'Cannot build FFTW test script'
time: all

20
test/benchfftw.c
View File

@ -2,8 +2,7 @@
#include <stdlib.h>
#include <fftw3.h>
#include <getopt.h>
#include <sys/times.h>
#include <unistd.h>
#include "pstats.h"
int main(int argc,char ** argv)
{
@ -14,8 +13,8 @@ int main(int argc,char ** argv)
fftw_complex * in=NULL;
fftw_complex * out=NULL;
fftw_plan p;
struct tms t0,t1;
float cputime;
pstats_init();
while (1) {
int c = getopt (argc, argv, "n:ix:");
@ -41,7 +40,6 @@ int main(int argc,char ** argv)
in[i][1] = rand() - RAND_MAX/2;
}
times(&t0);
if ( isinverse )
p = fftw_plan_dft_1d(nfft, in, out, FFTW_BACKWARD, FFTW_ESTIMATE);
else
@ -51,20 +49,12 @@ int main(int argc,char ** argv)
fftw_execute(p);
fftw_destroy_plan(p);
times(&t1);
fftw_free(in); fftw_free(out);
cputime = ( ((float)t1.tms_utime + t1.tms_stime + t1.tms_cutime + t1.tms_cstime ) -
((float)t0.tms_utime + t0.tms_stime + t0.tms_cutime + t0.tms_cstime ) )
/ sysconf(_SC_CLK_TCK);
fprintf(stderr,"fftw\tnfft=%d\tnumffts=%d\n", nfft,numffts);
pstats_report();
fprintf(stderr,"fftw\t"
"nfft=%d\t"
"numffts=%d\t"
"cputime=%.3f\n" ,
nfft,numffts,cputime
);
return 0;
}

19
test/benchkiss.c
View File

@ -5,13 +5,13 @@
#include <unistd.h>
#include "kiss_fft.h"
#include "pstats.h"
int main(int argc,char ** argv)
{
int nfft=1024;
int isinverse=0;
int numffts=1000,i;
struct tms t0,t1;
float cputime;
kiss_fft_cpx * buf;
kiss_fft_cpx * bufout;
void *st;
@ -40,27 +40,20 @@ int main(int argc,char ** argv)
buf[i].i = rand() - RAND_MAX/2;
}
times(&t0);
pstats_init();
st = kiss_fft_alloc( nfft ,isinverse );
for (i=0;i<numffts;++i)
kiss_fft_io( st ,buf,bufout );
free(st);
times(&t1);
free(buf); free(bufout);
cputime = ( ((float)t1.tms_utime + t1.tms_stime + t1.tms_cutime + t1.tms_cstime ) -
((float)t0.tms_utime + t0.tms_stime + t0.tms_cutime + t0.tms_cstime ) )
/ sysconf(_SC_CLK_TCK);
fprintf(stderr,"KISS\tnfft=%d\tnumffts=%d\n" ,nfft,numffts);
pstats_report();
fprintf(stderr,"KISS\t"
"nfft=%d\t"
"numffts=%d\t"
"cputime=%.3f\n" ,
nfft,numffts,cputime
);
return 0;
}

41
test/pstats.c Normal file
View File

@ -0,0 +1,41 @@
#include <stdio.h>
#include <stdlib.h>
#include <sys/times.h>
#include <sys/types.h>
#include <unistd.h>
static struct tms tms_beg;
static struct tms tms_end;
static int has_times = 0;
void pstats_init()
{
has_times = times(&tms_beg) != -1;
}
static void tms_report()
{
double cputime;
if (! has_times )
return;
times(&tms_end);
cputime = ( ((float)tms_end.tms_utime + tms_end.tms_stime + tms_end.tms_cutime + tms_end.tms_cstime ) -
((float)tms_beg.tms_utime + tms_beg.tms_stime + tms_beg.tms_cutime + tms_beg.tms_cstime ) )
/ sysconf(_SC_CLK_TCK);
fprintf(stderr,"\tcputime=%.3f\n" , cputime);
}
static void ps_report()
{
char buf[1024];
sprintf(buf,"ps -o comm,majflt,minflt,rss,drs,pagein,sz,trs,vsz %d 1>&2",getpid() );
system( buf );
}
void pstats_report()
{
ps_report();
tms_report();
fprintf(stderr,"\n");
}

7
test/pstats.h Normal file
View File

@ -0,0 +1,7 @@
#ifndef PSTATS_H
#define PSTATS_H
void pstats_init();
void pstats_report();
#endif

10
tools/Makefile
View File

@ -20,18 +20,18 @@ else
endif
CFLAGS=-Wall -O3 -ansi -pedantic
$(UTIL): ../kiss_fft.c fftutil.c
$(UTIL): ../kiss_fft.c fftutil.c
gcc -o $@ $(CFLAGS) -I.. $(TYPEFLAGS) ../kiss_fft.c fftutil.c -lm
$(BENCH): benchkiss.c ../kiss_fft.c
gcc -o $@ $(CFLAGS) -I.. benchkiss.c $(TYPEFLAGS) ../kiss_fft.c -lm
$(BENCH): benchkiss.c ../kiss_fft.c pstats.c
gcc -o $@ $(CFLAGS) -I.. benchkiss.c $(TYPEFLAGS) ../kiss_fft.c pstats.c -lm
fftw: bm_fftw
@[ -x ./bm_fftw ] && \
./bm_fftw -x $(NUMFFTS) -n $(NFFT)
bm_fftw: benchfftw.c
@gcc -o $@ $(CFLAGS) benchfftw.c -lm -lfftw3 -L /usr/local/lib/ \
bm_fftw: benchfftw.c pstats.c
@gcc -o $@ $(CFLAGS) benchfftw.c pstats.c -lm -lfftw3 -L /usr/local/lib/ \
|| echo 'Cannot build FFTW test script'
time: all