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/*********************************************************************/ |
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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 <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 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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#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,*vl,*vr,*wi,*wr,*work,*rwork; |
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FLOAT wkopt; |
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char job[2]="V"; |
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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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struct timeval start, stop; |
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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[0]=*p; |
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if ( job[0] == 'N' ) factor = 10.0; |
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fprintf(stderr, "From : %3d To : %3d Step = %3d Job=%s\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[i + j * 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, job, &m, a, &m, wr, wi, vl, &m, vr, &m, &wkopt, &lwork, &info); |
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#else |
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GEEV (job, job, &m, a, &m, wr, vl, &m, vr, &m, &wkopt, &lwork,rwork, &info); |
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#endif |
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lwork = (blasint)wkopt; |
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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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gettimeofday( &start, (struct timezone *)0); |
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lwork = -1; |
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#ifndef COMPLEX |
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GEEV (job, job, &m, a, &m, wr, wi, vl, &m, vr, &m, &wkopt, &lwork, &info); |
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#else |
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GEEV (job, job, &m, a, &m, wr, vl, &m, vr, &m, &wkopt, &lwork,rwork, &info); |
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#endif |
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lwork = (blasint)wkopt; |
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#ifndef COMPLEX |
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GEEV (job, job, &m, a, &m, wr, wi, vl, &m, vr, &m, work, &lwork, &info); |
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#else |
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GEEV (job, job, &m, a, &m, wr, vl, &m, vr, &m, work, &lwork,rwork, &info); |
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#endif |
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gettimeofday( &stop, (struct timezone *)0); |
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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 = (double)(stop.tv_sec - start.tv_sec) + (double)((stop.tv_usec - start.tv_usec)) * 1.e-6; |
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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__"))); |