121 lines
3.3 KiB
C
121 lines
3.3 KiB
C
/***************************************************************************
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Copyright (c) 2016, 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 "bench.h"
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#undef IAMAX
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#ifdef COMPLEX
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#ifdef DOUBLE
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#define IAMAX BLASFUNC(izamax)
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#else
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#define IAMAX BLASFUNC(icamax)
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#endif
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#else
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#ifdef DOUBLE
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#define IAMAX BLASFUNC(idamax)
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#else
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#define IAMAX BLASFUNC(isamax)
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#endif
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#endif
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int main(int argc, char *argv[]){
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FLOAT *x;
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blasint m, i;
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blasint inc_x=1;
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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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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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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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fprintf(stderr, "From : %3d To : %3d Step = %3d Inc_x = %d Loops = %d\n", from, to, step,inc_x,loops);
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if (( x = (FLOAT *)malloc(sizeof(FLOAT) * to * 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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#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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for(m = from; m <= to; m += step)
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{
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timeg=0;
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fprintf(stderr, " %6d : ", (int)m);
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for (l=0; l<loops; l++)
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{
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for(i = 0; i < m * 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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begin();
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IAMAX (&m, x, &inc_x);
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end();
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time1 = getsec();
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timeg += time1;
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}
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timeg /= loops;
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fprintf(stderr,
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" %10.2f MBytes %10.6f sec\n",
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COMPSIZE * sizeof(FLOAT) * 1. * (double)m / timeg * 1.e-6, timeg);
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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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