/root/doris/contrib/openblas/interface/lapack/getrf.c

Source
/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin.           */
/* All rights reserved.                                              */
/*                                                                   */
/* Redistribution and use in source and binary forms, with or        */
/* without modification, are permitted provided that the following   */
/* conditions are met:                                               */
/*                                                                   */
/*   1. Redistributions of source code must retain the above         */
/*      copyright notice, this list of conditions and the following  */
/*      disclaimer.                                                  */
/*                                                                   */
/*   2. Redistributions in binary form must reproduce the above      */
/*      copyright notice, this list of conditions and the following  */
/*      disclaimer in the documentation and/or other materials       */
/*      provided with the distribution.                              */
/*                                                                   */
/*    THIS  SOFTWARE IS PROVIDED  BY THE  UNIVERSITY OF  TEXAS AT    */
/*    AUSTIN  ``AS IS''  AND ANY  EXPRESS OR  IMPLIED WARRANTIES,    */
/*    INCLUDING, BUT  NOT LIMITED  TO, THE IMPLIED  WARRANTIES OF    */
/*    MERCHANTABILITY  AND FITNESS FOR  A PARTICULAR  PURPOSE ARE    */
/*    DISCLAIMED.  IN  NO EVENT SHALL THE UNIVERSITY  OF TEXAS AT    */
/*    AUSTIN OR CONTRIBUTORS BE  LIABLE FOR ANY DIRECT, INDIRECT,    */
/*    INCIDENTAL,  SPECIAL, EXEMPLARY,  OR  CONSEQUENTIAL DAMAGES    */
/*    (INCLUDING, BUT  NOT LIMITED TO,  PROCUREMENT OF SUBSTITUTE    */
/*    GOODS  OR  SERVICES; LOSS  OF  USE,  DATA,  OR PROFITS;  OR    */
/*    BUSINESS INTERRUPTION) HOWEVER CAUSED  AND ON ANY THEORY OF    */
/*    LIABILITY, WHETHER  IN CONTRACT, STRICT  LIABILITY, OR TORT    */
/*    (INCLUDING NEGLIGENCE OR OTHERWISE)  ARISING IN ANY WAY OUT    */
/*    OF  THE  USE OF  THIS  SOFTWARE,  EVEN  IF ADVISED  OF  THE    */
/*    POSSIBILITY OF SUCH DAMAGE.                                    */
/*                                                                   */
/* The views and conclusions contained in the software and           */
/* documentation are those of the authors and should not be          */
/* interpreted as representing official policies, either expressed   */
/* or implied, of The University of Texas at Austin.                 */
/*********************************************************************/

#include <stdio.h>
#include "common.h"
#ifdef FUNCTION_PROFILE
#include "functable.h"
#endif

#ifdef XDOUBLE
#define ERROR_NAME "QGETRF"
#elif defined(DOUBLE)
#define ERROR_NAME "DGETRF"
#else
#define ERROR_NAME "SGETRF"
#endif

int NAME(blasint *M, blasint *N, FLOAT *a, blasint *ldA, blasint *ipiv, blasint *Info){

  blas_arg_t args;

  blasint info;
  FLOAT *buffer;
#ifdef PPC440
  extern
#endif
  FLOAT *sa, *sb;

  PRINT_DEBUG_NAME;

  args.m    = *M;
  args.n    = *N;
  args.a    = (void *)a;
  args.lda  = *ldA;
  args.c    = (void *)ipiv;

  info  =    0;
  if (args.lda < MAX(1,args.m)) info = 4;
  if (args.n   < 0)             info = 2;
  if (args.m   < 0)             info = 1;
  if (info) {
    BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME) - 1);
    *Info = - info;
    return 0;
  }

  *Info = 0;
  if (args.m == 0 || args.n == 0) return 0;

  IDEBUG_START;

  FUNCTION_PROFILE_START();

#ifndef PPC440
  buffer = (FLOAT *)blas_memory_alloc(1);

  sa = (FLOAT *)((BLASLONG)buffer + GEMM_OFFSET_A);
  sb = (FLOAT *)(((BLASLONG)sa + ((GEMM_P * GEMM_Q * COMPSIZE * SIZE + GEMM_ALIGN) & ~GEMM_ALIGN)) + GEMM_OFFSET_B);
#endif

#ifdef SMP
  args.common = NULL;

#ifndef DOUBLE
  int nmax = 40000;
#else 
  int nmax = 10000;
#endif
  if (args.m*args.n <nmax) {
    args.nthreads = 1;
  } else {
    args.nthreads = num_cpu_avail(4);
    if ((args.m*args.n)/args.nthreads <nmax)
      args.nthreads = (args.m*args.n)/nmax;
  }

  if (args.nthreads == 1) {
#endif

  *Info = GETRF_SINGLE(&args, NULL, NULL, sa, sb, 0);

#ifdef SMP
  } else {

    *Info = GETRF_PARALLEL(&args, NULL, NULL, sa, sb, 0);
  }
#endif

#ifndef PPC440
  blas_memory_free(buffer);
#endif

  FUNCTION_PROFILE_END(COMPSIZE * COMPSIZE, args.m * args.n,  2. / 3. * args.m * args.n * args.n);

  IDEBUG_END;

  return 0;
}

Line	Count	Source
1		/*********************************************************************/
2		/* Copyright 2009, 2010 The University of Texas at Austin. */
3		/* All rights reserved. */
4		/* */
5		/* Redistribution and use in source and binary forms, with or */
6		/* without modification, are permitted provided that the following */
7		/* conditions are met: */
8		/* */
9		/* 1. Redistributions of source code must retain the above */
10		/* copyright notice, this list of conditions and the following */
11		/* disclaimer. */
12		/* */
13		/* 2. Redistributions in binary form must reproduce the above */
14		/* copyright notice, this list of conditions and the following */
15		/* disclaimer in the documentation and/or other materials */
16		/* provided with the distribution. */
17		/* */
18		/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
19		/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
20		/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
21		/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
22		/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
23		/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
24		/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
25		/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
26		/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
27		/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
28		/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
29		/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
30		/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
31		/* POSSIBILITY OF SUCH DAMAGE. */
32		/* */
33		/* The views and conclusions contained in the software and */
34		/* documentation are those of the authors and should not be */
35		/* interpreted as representing official policies, either expressed */
36		/* or implied, of The University of Texas at Austin. */
37		/*********************************************************************/
38
39		#include <stdio.h>
40		#include "common.h"
41		#ifdef FUNCTION_PROFILE
42		#include "functable.h"
43		#endif
44
45		#ifdef XDOUBLE
46		#define ERROR_NAME "QGETRF"
47		#elif defined(DOUBLE)
48	0	#define ERROR_NAME "DGETRF"
49		#else
50	0	#define ERROR_NAME "SGETRF"
51		#endif
52
53	0	int NAME(blasint M, blasint N, FLOAT a, blasint ldA, blasint ipiv, blasint Info){
54
55	0	blas_arg_t args;
56
57	0	blasint info;
58	0	FLOAT *buffer;
59		#ifdef PPC440
60		extern
61		#endif
62	0	FLOAT sa, sb;
63
64	0	PRINT_DEBUG_NAME;
65
66	0	args.m = *M;
67	0	args.n = *N;
68	0	args.a = (void *)a;
69	0	args.lda = *ldA;
70	0	args.c = (void *)ipiv;
71
72	0	info = 0;
73	0	if (args.lda < MAX(1,args.m)) info = 4;
74	0	if (args.n < 0) info = 2;
75	0	if (args.m < 0) info = 1;
76	0	if (info) {
77	0	BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME) - 1);
78	0	*Info = - info;
79	0	return 0;
80	0	}
81
82	0	*Info = 0;
83	0	if (args.m == 0 \|\| args.n == 0) return 0;
84
85	0	IDEBUG_START;
86
87	0	FUNCTION_PROFILE_START();
88
89	0	#ifndef PPC440
90	0	buffer = (FLOAT *)blas_memory_alloc(1);
91
92	0	sa = (FLOAT *)((BLASLONG)buffer + GEMM_OFFSET_A);
93	0	sb = (FLOAT )(((BLASLONG)sa + ((GEMM_P GEMM_Q * COMPSIZE * SIZE + GEMM_ALIGN) & ~GEMM_ALIGN)) + GEMM_OFFSET_B);
94	0	#endif
95
96	0	#ifdef SMP
97	0	args.common = NULL;
98
99		#ifndef DOUBLE
100		int nmax = 40000;
101		#else
102		int nmax = 10000;
103		#endif
104	0	if (args.m*args.n <nmax) {
105	0	args.nthreads = 1;
106	0	} else {
107	0	args.nthreads = num_cpu_avail(4);
108	0	if ((args.m*args.n)/args.nthreads <nmax)
109	0	args.nthreads = (args.m*args.n)/nmax;
110	0	}
111
112	0	if (args.nthreads == 1) {
113	0	#endif
114
115	0	*Info = GETRF_SINGLE(&args, NULL, NULL, sa, sb, 0);
116
117	0	#ifdef SMP
118	0	} else {
119
120	0	*Info = GETRF_PARALLEL(&args, NULL, NULL, sa, sb, 0);
121	0	}
122	0	#endif
123
124	0	#ifndef PPC440
125	0	blas_memory_free(buffer);
126	0	#endif
127
128	0	FUNCTION_PROFILE_END(COMPSIZE * COMPSIZE, args.m * args.n, 2. / 3. * args.m * args.n * args.n);
129
130	0	IDEBUG_END;
131
132	0	return 0;
133	0	} Unexecuted instantiation: sgetrf_ Unexecuted instantiation: dgetrf_

Coverage Report

Created: 2025-09-05 19:41