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https://github.com/lucaspalomodevelop/meshlab.git
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94 lines
2.7 KiB
C
94 lines
2.7 KiB
C
/*********************************************************************/
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/* */
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/* Optimized BLAS libraries */
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/* By Kazushige Goto <kgoto@tacc.utexas.edu> */
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/* */
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/* Copyright (c) The University of Texas, 2009. All rights reserved. */
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/* UNIVERSITY EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES CONCERNING */
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/* THIS SOFTWARE AND DOCUMENTATION, INCLUDING ANY WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR ANY PARTICULAR PURPOSE, */
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/* NON-INFRINGEMENT AND WARRANTIES OF PERFORMANCE, AND ANY WARRANTY */
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/* THAT MIGHT OTHERWISE ARISE FROM COURSE OF DEALING OR USAGE OF */
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/* TRADE. NO WARRANTY IS EITHER EXPRESS OR IMPLIED WITH RESPECT TO */
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/* THE USE OF THE SOFTWARE OR DOCUMENTATION. */
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/* Under no circumstances shall University be liable for incidental, */
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/* special, indirect, direct or consequential damages or loss of */
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/* profits, interruption of business, or related expenses which may */
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/* arise from use of Software or Documentation, including but not */
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/* limited to those resulting from defects in Software and/or */
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/* Documentation, or loss or inaccuracy of data of any kind. */
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/*********************************************************************/
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#include <stdio.h>
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#include "common.h"
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#ifdef FUNCTION_PROFILE
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#include "functable.h"
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#endif
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static int (*laswp[])(BLASLONG, BLASLONG, BLASLONG, FLOAT, FLOAT *, BLASLONG, FLOAT *, BLASLONG, blasint *, BLASLONG) = {
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#ifdef XDOUBLE
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qlaswp_plus, qlaswp_minus,
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#elif defined(DOUBLE)
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dlaswp_plus, dlaswp_minus,
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#else
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slaswp_plus, slaswp_minus,
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#endif
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};
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int NAME(blasint *N, FLOAT *a, blasint *LDA, blasint *K1, blasint *K2, blasint *ipiv, blasint *INCX){
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blasint n = *N;
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blasint lda = *LDA;
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blasint k1 = *K1;
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blasint k2 = *K2;
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blasint incx = *INCX;
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int flag;
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#ifdef SMP
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int mode, nthreads;
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FLOAT dummyalpha[2] = {ZERO, ZERO};
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#endif
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PRINT_DEBUG_NAME;
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if (incx == 0 || n <= 0) return 0;
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IDEBUG_START;
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FUNCTION_PROFILE_START();
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flag = (incx < 0);
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#ifdef SMP
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nthreads = num_cpu_avail(1);
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if (nthreads == 1) {
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#endif
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(laswp[flag])(n, k1, k2, ZERO, a, lda, NULL, 0, ipiv, incx);
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#ifdef SMP
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} else {
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#ifdef XDOUBLE
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mode = BLAS_XDOUBLE | BLAS_REAL;
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#elif defined(DOUBLE)
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mode = BLAS_DOUBLE | BLAS_REAL;
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#else
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mode = BLAS_SINGLE | BLAS_REAL;
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#endif
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blas_level1_thread(mode, n, k1, k2, dummyalpha,
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a, lda, NULL, 0, ipiv, incx,
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laswp[flag], nthreads);
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}
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#endif
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FUNCTION_PROFILE_END(COMPSIZE, n * (k2 - k1), 0);
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IDEBUG_END;
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return 0;
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}
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