136 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			136 lines
		
	
	
		
			3.8 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 "bench.h"
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#undef SPR2
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#ifdef DOUBLE
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#define SPR2   BLASFUNC(dspr2)
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#else
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#define SPR2   BLASFUNC(sspr2)
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#endif
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int main(int argc, char *argv[]){
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  FLOAT *a,*b,*c;
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  FLOAT alpha[] = {1.0, 1.0};
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  blasint inc_x=1,inc_y=1;
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  int loops = 1;
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  int l;
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  char *p;
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  char uplo='U';
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  if ((p = getenv("OPENBLAS_UPLO"))) uplo=*p;
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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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  blasint m, i, j;
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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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  fprintf(stderr, "From : %3d  To : %3d Step = %3d Uplo = %c Inc_x = %d Inc_y = %d\n", from, to, step,uplo,inc_x,inc_y);
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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 (( b = (FLOAT *)malloc(sizeof(FLOAT) * to * 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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  if (( c = (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		Time\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(j = 0; j < m; j++){
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		  for(i = 0; i < m * COMPSIZE; i++){
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			a[(long)i + (long)j * (long)m * COMPSIZE] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
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		  }
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		}
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		for(i = 0; i < m * COMPSIZE * abs(inc_y); i++){
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			b[i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
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		}
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		for(i = 0; i < m * COMPSIZE * abs(inc_x); i++){
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			c[i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
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		}
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		begin();
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		SPR2 (&uplo, &m, alpha, c, &inc_x, b, &inc_y, a);
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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 MFlops %10.6f sec\n",
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	    COMPSIZE * COMPSIZE * 2. * (double)m * (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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