249 lines
7.4 KiB
C
249 lines
7.4 KiB
C
|
/*********************************************************************/
|
||
|
/* 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 <ctype.h>
|
||
|
#include "common.h"
|
||
|
#ifdef FUNCTION_PROFILE
|
||
|
#include "functable.h"
|
||
|
#endif
|
||
|
|
||
|
#ifdef XDOUBLE
|
||
|
#define ERROR_NAME "QTBMV "
|
||
|
#elif defined(DOUBLE)
|
||
|
#define ERROR_NAME "DTBMV "
|
||
|
#else
|
||
|
#define ERROR_NAME "STBMV "
|
||
|
#endif
|
||
|
|
||
|
static int (*tbmv[])(BLASLONG, BLASLONG, FLOAT *, BLASLONG, FLOAT *, BLASLONG, void *) = {
|
||
|
#ifdef XDOUBLE
|
||
|
qtbmv_NUU, qtbmv_NUN, qtbmv_NLU, qtbmv_NLN,
|
||
|
qtbmv_TUU, qtbmv_TUN, qtbmv_TLU, qtbmv_TLN,
|
||
|
#elif defined(DOUBLE)
|
||
|
dtbmv_NUU, dtbmv_NUN, dtbmv_NLU, dtbmv_NLN,
|
||
|
dtbmv_TUU, dtbmv_TUN, dtbmv_TLU, dtbmv_TLN,
|
||
|
#else
|
||
|
stbmv_NUU, stbmv_NUN, stbmv_NLU, stbmv_NLN,
|
||
|
stbmv_TUU, stbmv_TUN, stbmv_TLU, stbmv_TLN,
|
||
|
#endif
|
||
|
};
|
||
|
|
||
|
#ifdef SMP
|
||
|
static int (*tbmv_thread[])(BLASLONG, BLASLONG, FLOAT *, BLASLONG, FLOAT *, BLASLONG, FLOAT *, int) = {
|
||
|
#ifdef XDOUBLE
|
||
|
qtbmv_thread_NUU, qtbmv_thread_NUN, qtbmv_thread_NLU, qtbmv_thread_NLN,
|
||
|
qtbmv_thread_TUU, qtbmv_thread_TUN, qtbmv_thread_TLU, qtbmv_thread_TLN,
|
||
|
#elif defined(DOUBLE)
|
||
|
dtbmv_thread_NUU, dtbmv_thread_NUN, dtbmv_thread_NLU, dtbmv_thread_NLN,
|
||
|
dtbmv_thread_TUU, dtbmv_thread_TUN, dtbmv_thread_TLU, dtbmv_thread_TLN,
|
||
|
#else
|
||
|
stbmv_thread_NUU, stbmv_thread_NUN, stbmv_thread_NLU, stbmv_thread_NLN,
|
||
|
stbmv_thread_TUU, stbmv_thread_TUN, stbmv_thread_TLU, stbmv_thread_TLN,
|
||
|
#endif
|
||
|
};
|
||
|
#endif
|
||
|
|
||
|
#ifndef CBLAS
|
||
|
|
||
|
void NAME(char *UPLO, char *TRANS, char *DIAG,
|
||
|
blasint *N, blasint *K,
|
||
|
FLOAT *a, blasint *LDA, FLOAT *x, blasint *INCX){
|
||
|
|
||
|
char uplo_arg = *UPLO;
|
||
|
char trans_arg = *TRANS;
|
||
|
char diag_arg = *DIAG;
|
||
|
|
||
|
blasint n = *N;
|
||
|
blasint k = *K;
|
||
|
blasint lda = *LDA;
|
||
|
blasint incx = *INCX;
|
||
|
|
||
|
blasint info;
|
||
|
int uplo;
|
||
|
int unit;
|
||
|
int trans;
|
||
|
FLOAT *buffer;
|
||
|
#ifdef SMP
|
||
|
int nthreads;
|
||
|
#endif
|
||
|
|
||
|
PRINT_DEBUG_NAME;
|
||
|
|
||
|
TOUPPER(uplo_arg);
|
||
|
TOUPPER(trans_arg);
|
||
|
TOUPPER(diag_arg);
|
||
|
|
||
|
trans = -1;
|
||
|
unit = -1;
|
||
|
uplo = -1;
|
||
|
|
||
|
if (trans_arg == 'N') trans = 0;
|
||
|
if (trans_arg == 'T') trans = 1;
|
||
|
if (trans_arg == 'R') trans = 0;
|
||
|
if (trans_arg == 'C') trans = 1;
|
||
|
|
||
|
if (diag_arg == 'U') unit = 0;
|
||
|
if (diag_arg == 'N') unit = 1;
|
||
|
|
||
|
if (uplo_arg == 'U') uplo = 0;
|
||
|
if (uplo_arg == 'L') uplo = 1;
|
||
|
|
||
|
info = 0;
|
||
|
|
||
|
if (incx == 0) info = 9;
|
||
|
if (lda < k + 1) info = 7;
|
||
|
if (k < 0) info = 5;
|
||
|
if (n < 0) info = 4;
|
||
|
if (unit < 0) info = 3;
|
||
|
if (trans < 0) info = 2;
|
||
|
if (uplo < 0) info = 1;
|
||
|
|
||
|
if (info != 0) {
|
||
|
BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME));
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
#else
|
||
|
|
||
|
void CNAME(enum CBLAS_ORDER order, enum CBLAS_UPLO Uplo,
|
||
|
enum CBLAS_TRANSPOSE TransA, enum CBLAS_DIAG Diag,
|
||
|
blasint n, blasint k, FLOAT *a, blasint lda, FLOAT *x, blasint incx) {
|
||
|
|
||
|
int trans, uplo, unit;
|
||
|
blasint info;
|
||
|
FLOAT *buffer;
|
||
|
#ifdef SMP
|
||
|
int nthreads;
|
||
|
#endif
|
||
|
|
||
|
PRINT_DEBUG_CNAME;
|
||
|
|
||
|
unit = -1;
|
||
|
uplo = -1;
|
||
|
trans = -1;
|
||
|
info = 0;
|
||
|
|
||
|
if (order == CblasColMajor) {
|
||
|
if (Uplo == CblasUpper) uplo = 0;
|
||
|
if (Uplo == CblasLower) uplo = 1;
|
||
|
|
||
|
if (TransA == CblasNoTrans) trans = 0;
|
||
|
if (TransA == CblasTrans) trans = 1;
|
||
|
if (TransA == CblasConjNoTrans) trans = 0;
|
||
|
if (TransA == CblasConjTrans) trans = 1;
|
||
|
|
||
|
if (Diag == CblasUnit) unit = 0;
|
||
|
if (Diag == CblasNonUnit) unit = 1;
|
||
|
|
||
|
info = -1;
|
||
|
|
||
|
if (incx == 0) info = 9;
|
||
|
if (lda < k + 1) info = 7;
|
||
|
if (k < 0) info = 5;
|
||
|
if (n < 0) info = 4;
|
||
|
if (unit < 0) info = 3;
|
||
|
if (trans < 0) info = 2;
|
||
|
if (uplo < 0) info = 1;
|
||
|
}
|
||
|
|
||
|
if (order == CblasRowMajor) {
|
||
|
if (Uplo == CblasUpper) uplo = 1;
|
||
|
if (Uplo == CblasLower) uplo = 0;
|
||
|
|
||
|
if (TransA == CblasNoTrans) trans = 1;
|
||
|
if (TransA == CblasTrans) trans = 0;
|
||
|
if (TransA == CblasConjNoTrans) trans = 1;
|
||
|
if (TransA == CblasConjTrans) trans = 0;
|
||
|
|
||
|
if (Diag == CblasUnit) unit = 0;
|
||
|
if (Diag == CblasNonUnit) unit = 1;
|
||
|
|
||
|
info = -1;
|
||
|
|
||
|
if (incx == 0) info = 9;
|
||
|
if (lda < k + 1) info = 7;
|
||
|
if (k < 0) info = 5;
|
||
|
if (n < 0) info = 4;
|
||
|
if (unit < 0) info = 3;
|
||
|
if (trans < 0) info = 2;
|
||
|
if (uplo < 0) info = 1;
|
||
|
}
|
||
|
|
||
|
if (info >= 0) {
|
||
|
BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME));
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
#endif
|
||
|
|
||
|
if (n == 0) return;
|
||
|
|
||
|
IDEBUG_START;
|
||
|
|
||
|
FUNCTION_PROFILE_START();
|
||
|
|
||
|
if (incx < 0 ) x -= (n - 1) * incx;
|
||
|
|
||
|
buffer = (FLOAT *)blas_memory_alloc(1);
|
||
|
|
||
|
#ifdef SMP
|
||
|
nthreads = num_cpu_avail(2);
|
||
|
|
||
|
if (nthreads == 1) {
|
||
|
#endif
|
||
|
|
||
|
(tbmv[(trans<<2) | (uplo<<1) | unit])(n, k, a, lda, x, incx, buffer);
|
||
|
|
||
|
#ifdef SMP
|
||
|
} else {
|
||
|
|
||
|
(tbmv_thread[(trans<<2) | (uplo<<1) | unit])(n, k, a, lda, x, incx, buffer, nthreads);
|
||
|
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
blas_memory_free(buffer);
|
||
|
|
||
|
FUNCTION_PROFILE_END(1, n * k / 2 + n, n * k);
|
||
|
|
||
|
IDEBUG_END;
|
||
|
|
||
|
return;
|
||
|
}
|