128 lines
4.4 KiB
C
128 lines
4.4 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 <stdio.h>
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#include <stdlib.h>
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#include "common.h"
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int CNAME(int mode,
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blas_arg_t *arg, BLASLONG *range_m, BLASLONG *range_n,
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int (*function)(blas_arg_t*, BLASLONG*, BLASLONG*,FLOAT *, FLOAT *, BLASLONG ), void *sa, void *sb, BLASLONG divM, BLASLONG divN) {
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blas_queue_t queue[MAX_CPU_NUMBER];
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BLASLONG range_M[MAX_CPU_NUMBER + 1], range_N[MAX_CPU_NUMBER + 1];
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BLASLONG procs, num_cpu_m, num_cpu_n;
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BLASLONG width, i, j;
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if (!range_m) {
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range_M[0] = 0;
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i = arg -> m;
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} else {
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range_M[0] = range_m[0];
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i = range_m[1] - range_m[0];
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}
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num_cpu_m = 0;
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while (i > 0){
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width = blas_quickdivide(i + divM - num_cpu_m - 1, divM - num_cpu_m);
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i -= width;
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if (i < 0) width = width + i;
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range_M[num_cpu_m + 1] = range_M[num_cpu_m] + width;
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num_cpu_m ++;
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}
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if (!range_n) {
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range_N[0] = 0;
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i = arg -> n;
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} else {
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range_N[0] = range_n[0];
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i = range_n[1] - range_n[0];
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}
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num_cpu_n = 0;
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while (i > 0){
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width = blas_quickdivide(i + divN - num_cpu_n - 1, divN - num_cpu_n);
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i -= width;
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if (i < 0) width = width + i;
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range_N[num_cpu_n + 1] = range_N[num_cpu_n] + width;
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num_cpu_n ++;
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}
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procs = 0;
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for (j = 0; j < num_cpu_n; j++) {
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for (i = 0; i < num_cpu_m; i++) {
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queue[procs].mode = mode;
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queue[procs].routine = function;
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queue[procs].args = arg;
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queue[procs].range_m = &range_M[i];
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queue[procs].range_n = &range_N[j];
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queue[procs].sa = NULL;
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queue[procs].sb = NULL;
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queue[procs].next = &queue[procs + 1];
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procs ++;
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}
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}
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if (procs) {
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queue[0].sa = sa;
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queue[0].sb = sb;
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queue[procs - 1].next = NULL;
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exec_blas(procs, queue);
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}
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return 0;
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}
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