122 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			122 lines
		
	
	
		
			3.6 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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| 
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| #include "bench.h"
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| 
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| #undef SYR2
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| 
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| 
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| #ifdef DOUBLE
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| #define SYR2   BLASFUNC(dsyr2)
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| #else
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| #define SYR2   BLASFUNC(ssyr2)
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| #endif
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| 
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| int main(int argc, char *argv[]){
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| 
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|   FLOAT *x, *y, *a;
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|   FLOAT alpha[] = {1.0, 1.0};
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|   char *p;
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| 
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|   char uplo='U';
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| 
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|   if ((p = getenv("OPENBLAS_UPLO"))) uplo=*p; 
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| 
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|   blasint m, i, j;
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|   blasint inc_x= 1;
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|   blasint inc_y= 1;
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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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| 
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|   double time1;
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| 
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|   argc--;argv++;
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| 
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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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| 
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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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| 
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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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| 
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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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|   
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|    if (( y = (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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| 
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| 
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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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| 
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|   fprintf(stderr, "   SIZE       Flops\n");
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| 
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|   for(m = from; m <= to; m += step)
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|   {
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| 	
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|     fprintf(stderr, " %6d : ", (int)m);
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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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| 	
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| 	for(i = 0; i < m * 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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| 
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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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| 
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|     begin();
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| 
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|     SYR2 (&uplo, &m, alpha, x, &inc_x, y, &inc_y, a, &m );
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| 
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|     end();
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| 
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|     time1 = getsec();
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| 
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|     fprintf(stderr,
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| 	    " %10.2f MFlops\n",
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| 	    COMPSIZE * COMPSIZE * 2. * (double)m * (double)m / time1 * 1.e-6);
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| 
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|   }
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| 
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|   return 0;
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| }
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| 
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| // void main(int argc, char *argv[]) __attribute__((weak, alias("MAIN__")));
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