Files
OpenBLAS/interface/ztbsv.c
Martin Kroeker 2c222f1faa Modify complex CBLAS functions to take void pointers
Modify complex CBLAS functions to take void pointers instead of float or double arguments (to bring the prototypes in line with netlib and other implementations' cblas.h)
2017-11-05 15:53:14 +01:00

223 lines
6.8 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 */
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/* (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 "XTBSV "
#elif defined(DOUBLE)
#define ERROR_NAME "ZTBSV "
#else
#define ERROR_NAME "CTBSV "
#endif
static int (*tbsv[])(BLASLONG, BLASLONG, FLOAT *, BLASLONG, FLOAT *, BLASLONG, void *) = {
#ifdef XDOUBLE
xtbsv_NUU, xtbsv_NUN, xtbsv_NLU, xtbsv_NLN,
xtbsv_TUU, xtbsv_TUN, xtbsv_TLU, xtbsv_TLN,
xtbsv_RUU, xtbsv_RUN, xtbsv_RLU, xtbsv_RLN,
xtbsv_CUU, xtbsv_CUN, xtbsv_CLU, xtbsv_CLN,
#elif defined(DOUBLE)
ztbsv_NUU, ztbsv_NUN, ztbsv_NLU, ztbsv_NLN,
ztbsv_TUU, ztbsv_TUN, ztbsv_TLU, ztbsv_TLN,
ztbsv_RUU, ztbsv_RUN, ztbsv_RLU, ztbsv_RLN,
ztbsv_CUU, ztbsv_CUN, ztbsv_CLU, ztbsv_CLN,
#else
ctbsv_NUU, ctbsv_NUN, ctbsv_NLU, ctbsv_NLN,
ctbsv_TUU, ctbsv_TUN, ctbsv_TLU, ctbsv_TLN,
ctbsv_RUU, ctbsv_RUN, ctbsv_RLU, ctbsv_RLN,
ctbsv_CUU, ctbsv_CUN, ctbsv_CLU, ctbsv_CLN,
#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;
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 = 2;
if (trans_arg == 'C') trans = 3;
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, void *va, blasint lda, void *vx, blasint incx) {
FLOAT *a = (FLOAT*) va;
FLOAT *x = (FLOAT*) vx;
int trans, uplo, unit;
blasint info;
FLOAT *buffer;
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 = 2;
if (TransA == CblasConjTrans) trans = 3;
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 = 3;
if (TransA == CblasConjTrans) trans = 2;
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 * 2;
buffer = (FLOAT *)blas_memory_alloc(1);
(tbsv[(trans<<2) | (uplo<<1) | unit])(n, k, a, lda, x, incx, buffer);
blas_memory_free(buffer);
FUNCTION_PROFILE_END(4, n * k / 2 + n, n * k);
IDEBUG_END;
return;
}