190 lines
6.4 KiB
C
190 lines
6.4 KiB
C
/*********************************************************************/
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/* Copyright 2009, 2010 The University of Texas at Austin. */
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/* All rights reserved. */
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/* */
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/* Redistribution and use in source and binary forms, with or */
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/* without modification, are permitted provided that the following */
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/* conditions are met: */
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/* */
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/* 1. Redistributions of source code must retain the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer. */
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/* */
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/* 2. Redistributions in binary form must reproduce the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer in the documentation and/or other materials */
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/* provided with the distribution. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
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/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
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/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
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/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
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/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
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/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
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/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
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/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
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/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
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/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
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/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
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/* POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/* The views and conclusions contained in the software and */
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/* documentation are those of the authors and should not be */
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/* interpreted as representing official policies, either expressed */
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/* or implied, of The University of Texas at Austin. */
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/*********************************************************************/
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#include "bench.h"
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#undef GEEV
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#ifndef COMPLEX
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#ifdef XDOUBLE
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#define GEEV BLASFUNC(qgeev)
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#elif defined(DOUBLE)
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#define GEEV BLASFUNC(dgeev)
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#else
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#define GEEV BLASFUNC(sgeev)
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#endif
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#else
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#ifdef XDOUBLE
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#define GEEV BLASFUNC(xgeev)
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#elif defined(DOUBLE)
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#define GEEV BLASFUNC(zgeev)
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#else
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#define GEEV BLASFUNC(cgeev)
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#endif
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#endif
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#ifndef COMPLEX
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extern void GEEV( char* jobvl, char* jobvr, blasint* n, FLOAT* a,
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blasint* lda, FLOAT* wr, FLOAT* wi, FLOAT* vl, blasint* ldvl,
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FLOAT* vr, blasint* ldvr, FLOAT* work, blasint* lwork, blasint* info );
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#else
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extern void GEEV( char* jobvl, char* jobvr, blasint* n, FLOAT* a,
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blasint* lda, FLOAT* wr, FLOAT* vl, blasint* ldvl,
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FLOAT* vr, blasint* ldvr, FLOAT* work, blasint* lwork, FLOAT *rwork, blasint* info );
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#endif
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int main(int argc, char *argv[]){
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FLOAT *a,*vl,*vr,*wi,*wr,*work,*rwork;
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FLOAT wkopt[4];
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char job='V';
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char jobr='N';
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char *p;
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blasint m, i, j, info,lwork;
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double factor = 26.33;
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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;
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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_JOB"))) job=*p;
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if ( job == 'N' ) factor = 10.0;
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fprintf(stderr, "From : %3d To : %3d Step = %3d Job=%c\n", from, to, step,job);
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if (( a = (FLOAT *)malloc(sizeof(FLOAT) * to * to * COMPSIZE)) == NULL){
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fprintf(stderr,"Out of Memory!!\n");exit(1);
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}
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if (( vl = (FLOAT *)malloc(sizeof(FLOAT) * to * to * COMPSIZE)) == NULL){
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fprintf(stderr,"Out of Memory!!\n");exit(1);
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}
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if (( vr = (FLOAT *)malloc(sizeof(FLOAT) * to * to * COMPSIZE)) == NULL){
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fprintf(stderr,"Out of Memory!!\n");exit(1);
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}
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if (( wr = (FLOAT *)malloc(sizeof(FLOAT) * to * COMPSIZE)) == NULL){
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fprintf(stderr,"Out of Memory!!\n");exit(1);
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}
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if (( wi = (FLOAT *)malloc(sizeof(FLOAT) * to * COMPSIZE)) == NULL){
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fprintf(stderr,"Out of Memory!!\n");exit(1);
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}
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if (( rwork = (FLOAT *)malloc(sizeof(FLOAT) * to * COMPSIZE)) == NULL){
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fprintf(stderr,"Out of Memory!!\n");exit(1);
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}
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for(j = 0; j < to; j++){
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for(i = 0; i < to * COMPSIZE; i++){
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a[(long)i + (long)j * (long)to * COMPSIZE] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
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}
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}
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lwork = -1;
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m=to;
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#ifndef COMPLEX
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GEEV (&job, &jobr, &m, a, &m, wr, wi, vl, &m, vr, &m, wkopt, &lwork, &info);
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#else
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GEEV (&job, &jobr, &m, a, &m, wr, vl, &m, vr, &m, wkopt, &lwork,rwork, &info);
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#endif
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lwork = (blasint)wkopt[0];
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if (( work = (FLOAT *)malloc(sizeof(FLOAT) * lwork * 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 Time Lwork\n");
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for(m = from; m <= to; m += step){
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fprintf(stderr, " %6d : ", (int)m);
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begin();
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lwork = -1;
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#ifndef COMPLEX
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GEEV (&job, &jobr, &m, a, &m, wr, wi, vl, &m, vr, &m, wkopt, &lwork, &info);
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#else
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GEEV (&job, &jobr, &m, a, &m, wr, vl, &m, vr, &m, wkopt, &lwork,rwork, &info);
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#endif
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lwork = (blasint)wkopt[0];
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#ifndef COMPLEX
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GEEV (&job, &jobr, &m, a, &m, wr, wi, vl, &m, vr, &m, work, &lwork, &info);
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#else
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GEEV (&job, &jobr, &m, a, &m, wr, vl, &m, vr, &m, work, &lwork,rwork, &info);
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#endif
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end();
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if (info) {
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fprintf(stderr, "failed to compute eigenvalues .. %d\n", info);
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exit(1);
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}
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time1 = getsec();
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fprintf(stderr,
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" %10.2f MFlops : %10.2f Sec : %d\n",
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COMPSIZE * COMPSIZE * factor * (double)m * (double)m * (double)m / time1 * 1.e-6,time1,lwork);
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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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