270 lines
7.0 KiB
C
270 lines
7.0 KiB
C
/***************************************************************************
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Copyright (c) 2014, The OpenBLAS Project
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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3. Neither the name of the OpenBLAS project nor the names of
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its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#ifdef __CYGWIN32__
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#include <sys/time.h>
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#endif
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#include "common.h"
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#undef GEMV
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#ifndef COMPLEX
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#ifdef DOUBLE
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#define GEMV BLASFUNC(dgemv)
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#else
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#define GEMV BLASFUNC(sgemv)
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#endif
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#else
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#ifdef DOUBLE
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#define GEMV BLASFUNC(zgemv)
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#else
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#define GEMV BLASFUNC(cgemv)
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#endif
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#endif
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#if defined(__WIN32__) || defined(__WIN64__)
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#ifndef DELTA_EPOCH_IN_MICROSECS
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#define DELTA_EPOCH_IN_MICROSECS 11644473600000000ULL
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#endif
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int gettimeofday(struct timeval *tv, void *tz){
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FILETIME ft;
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unsigned __int64 tmpres = 0;
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static int tzflag;
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if (NULL != tv)
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{
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GetSystemTimeAsFileTime(&ft);
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tmpres |= ft.dwHighDateTime;
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tmpres <<= 32;
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tmpres |= ft.dwLowDateTime;
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/*converting file time to unix epoch*/
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tmpres /= 10; /*convert into microseconds*/
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tmpres -= DELTA_EPOCH_IN_MICROSECS;
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tv->tv_sec = (long)(tmpres / 1000000UL);
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tv->tv_usec = (long)(tmpres % 1000000UL);
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}
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return 0;
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}
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#endif
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#if !defined(__WIN32__) && !defined(__WIN64__) && !defined(__CYGWIN32__) && 0
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static void *huge_malloc(BLASLONG size){
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int shmid;
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void *address;
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#ifndef SHM_HUGETLB
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#define SHM_HUGETLB 04000
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#endif
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if ((shmid =shmget(IPC_PRIVATE,
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(size + HUGE_PAGESIZE) & ~(HUGE_PAGESIZE - 1),
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SHM_HUGETLB | IPC_CREAT |0600)) < 0) {
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printf( "Memory allocation failed(shmget).\n");
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exit(1);
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}
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address = shmat(shmid, NULL, SHM_RND);
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if ((BLASLONG)address == -1){
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printf( "Memory allocation failed(shmat).\n");
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exit(1);
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}
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shmctl(shmid, IPC_RMID, 0);
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return address;
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}
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#define malloc huge_malloc
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#endif
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int main(int argc, char *argv[]){
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FLOAT *a, *x, *y;
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FLOAT alpha[] = {1.0, 1.0};
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FLOAT beta [] = {1.0, 1.0};
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char trans='N';
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blasint m, i, j;
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blasint inc_x=1,inc_y=1;
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blasint n=0;
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int has_param_n = 0;
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int has_param_m = 0;
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int loops = 1;
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int l;
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char *p;
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int from = 1;
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int to = 200;
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int step = 1;
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struct timeval start, stop;
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double time1,timeg;
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argc--;argv++;
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if (argc > 0) { from = atol(*argv); argc--; argv++;}
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if (argc > 0) { to = MAX(atol(*argv), from); argc--; argv++;}
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if (argc > 0) { step = atol(*argv); argc--; argv++;}
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int tomax = to;
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if ((p = getenv("OPENBLAS_LOOPS"))) loops = atoi(p);
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if ((p = getenv("OPENBLAS_INCX"))) inc_x = atoi(p);
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if ((p = getenv("OPENBLAS_INCY"))) inc_y = atoi(p);
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if ((p = getenv("OPENBLAS_TRANS"))) trans=*p;
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if ((p = getenv("OPENBLAS_PARAM_N"))) {
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n = atoi(p);
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if ((n>0)) has_param_n = 1;
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if ( n > tomax ) tomax = n;
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}
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if ( has_param_n == 0 )
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if ((p = getenv("OPENBLAS_PARAM_M"))) {
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m = atoi(p);
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if ((m>0)) has_param_m = 1;
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if ( m > tomax ) tomax = m;
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}
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fprintf(stderr, "From : %3d To : %3d Step = %3d Trans = '%c' Inc_x = %d Inc_y = %d Loops = %d\n", from, to, step,trans,inc_x,inc_y,loops);
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if (( a = (FLOAT *)malloc(sizeof(FLOAT) * tomax * tomax * COMPSIZE)) == NULL){
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fprintf(stderr,"Out of Memory!!\n");exit(1);
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}
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if (( x = (FLOAT *)malloc(sizeof(FLOAT) * tomax * abs(inc_x) * COMPSIZE)) == NULL){
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fprintf(stderr,"Out of Memory!!\n");exit(1);
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}
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if (( y = (FLOAT *)malloc(sizeof(FLOAT) * tomax * abs(inc_y) * COMPSIZE)) == NULL){
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fprintf(stderr,"Out of Memory!!\n");exit(1);
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}
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#ifdef linux
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srandom(getpid());
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#endif
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fprintf(stderr, " SIZE Flops\n");
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if (has_param_m == 0)
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{
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for(m = from; m <= to; m += step)
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{
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timeg=0;
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if ( has_param_n == 0 ) n = m;
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fprintf(stderr, " %6dx%d : ", (int)m,(int)n);
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for(j = 0; j < m; j++){
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for(i = 0; i < n * COMPSIZE; i++){
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a[i + j * m * COMPSIZE] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
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}
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}
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for (l=0; l<loops; l++)
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{
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for(i = 0; i < n * COMPSIZE * abs(inc_x); i++){
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x[i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
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}
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for(i = 0; i < n * COMPSIZE * abs(inc_y); i++){
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y[i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
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}
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gettimeofday( &start, (struct timezone *)0);
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GEMV (&trans, &m, &n, alpha, a, &m, x, &inc_x, beta, y, &inc_y );
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gettimeofday( &stop, (struct timezone *)0);
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time1 = (double)(stop.tv_sec - start.tv_sec) + (double)((stop.tv_usec - start.tv_usec)) * 1.e-6;
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timeg += time1;
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}
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timeg /= loops;
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fprintf(stderr, " %10.2f MFlops\n", COMPSIZE * COMPSIZE * 2. * (double)m * (double)n / timeg * 1.e-6);
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}
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}
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else
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{
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for(n = from; n <= to; n += step)
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{
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timeg=0;
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fprintf(stderr, " %6dx%d : ", (int)m,(int)n);
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for(j = 0; j < m; j++){
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for(i = 0; i < n * COMPSIZE; i++){
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a[i + j * m * COMPSIZE] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
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}
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}
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for (l=0; l<loops; l++)
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{
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for(i = 0; i < n * COMPSIZE * abs(inc_x); i++){
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x[i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
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}
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for(i = 0; i < n * COMPSIZE * abs(inc_y); i++){
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y[i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
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}
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gettimeofday( &start, (struct timezone *)0);
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GEMV (&trans, &m, &n, alpha, a, &m, x, &inc_x, beta, y, &inc_y );
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gettimeofday( &stop, (struct timezone *)0);
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time1 = (double)(stop.tv_sec - start.tv_sec) + (double)((stop.tv_usec - start.tv_usec)) * 1.e-6;
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timeg += time1;
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}
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timeg /= loops;
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fprintf(stderr, " %10.2f MFlops\n", COMPSIZE * COMPSIZE * 2. * (double)m * (double)n / timeg * 1.e-6);
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}
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}
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return 0;
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}
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// void main(int argc, char *argv[]) __attribute__((weak, alias("MAIN__")));
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