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OpenBLAS/interface/ztpmv.c

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/*********************************************************************/
/* 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 "XTPMV "
#elif defined(DOUBLE)
#define ERROR_NAME "ZTPMV "
#else
#define ERROR_NAME "CTPMV "
#endif
static int (*tpmv[])(BLASLONG, FLOAT *, FLOAT *, BLASLONG, void *) = {
#ifdef XDOUBLE
xtpmv_NUU, xtpmv_NUN, xtpmv_NLU, xtpmv_NLN,
xtpmv_TUU, xtpmv_TUN, xtpmv_TLU, xtpmv_TLN,
xtpmv_RUU, xtpmv_RUN, xtpmv_RLU, xtpmv_RLN,
xtpmv_CUU, xtpmv_CUN, xtpmv_CLU, xtpmv_CLN,
#elif defined(DOUBLE)
ztpmv_NUU, ztpmv_NUN, ztpmv_NLU, ztpmv_NLN,
ztpmv_TUU, ztpmv_TUN, ztpmv_TLU, ztpmv_TLN,
ztpmv_RUU, ztpmv_RUN, ztpmv_RLU, ztpmv_RLN,
ztpmv_CUU, ztpmv_CUN, ztpmv_CLU, ztpmv_CLN,
#else
ctpmv_NUU, ctpmv_NUN, ctpmv_NLU, ctpmv_NLN,
ctpmv_TUU, ctpmv_TUN, ctpmv_TLU, ctpmv_TLN,
ctpmv_RUU, ctpmv_RUN, ctpmv_RLU, ctpmv_RLN,
ctpmv_CUU, ctpmv_CUN, ctpmv_CLU, ctpmv_CLN,
#endif
};
#ifdef SMP
static int (*tpmv_thread[])(BLASLONG, FLOAT *, FLOAT *, BLASLONG, FLOAT *, int) = {
#ifdef XDOUBLE
xtpmv_thread_NUU, xtpmv_thread_NUN, xtpmv_thread_NLU, xtpmv_thread_NLN,
xtpmv_thread_TUU, xtpmv_thread_TUN, xtpmv_thread_TLU, xtpmv_thread_TLN,
xtpmv_thread_RUU, xtpmv_thread_RUN, xtpmv_thread_RLU, xtpmv_thread_RLN,
xtpmv_thread_CUU, xtpmv_thread_CUN, xtpmv_thread_CLU, xtpmv_thread_CLN,
#elif defined(DOUBLE)
ztpmv_thread_NUU, ztpmv_thread_NUN, ztpmv_thread_NLU, ztpmv_thread_NLN,
ztpmv_thread_TUU, ztpmv_thread_TUN, ztpmv_thread_TLU, ztpmv_thread_TLN,
ztpmv_thread_RUU, ztpmv_thread_RUN, ztpmv_thread_RLU, ztpmv_thread_RLN,
ztpmv_thread_CUU, ztpmv_thread_CUN, ztpmv_thread_CLU, ztpmv_thread_CLN,
#else
ctpmv_thread_NUU, ctpmv_thread_NUN, ctpmv_thread_NLU, ctpmv_thread_NLN,
ctpmv_thread_TUU, ctpmv_thread_TUN, ctpmv_thread_TLU, ctpmv_thread_TLN,
ctpmv_thread_RUU, ctpmv_thread_RUN, ctpmv_thread_RLU, ctpmv_thread_RLN,
ctpmv_thread_CUU, ctpmv_thread_CUN, ctpmv_thread_CLU, ctpmv_thread_CLN,
#endif
};
#endif
#ifndef CBLAS
void NAME(char *UPLO, char *TRANS, char *DIAG,
blasint *N, FLOAT *a, FLOAT *x, blasint *INCX){
char uplo_arg = *UPLO;
char trans_arg = *TRANS;
char diag_arg = *DIAG;
blasint n = *N;
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 = 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 = 7;
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, FLOAT *a, FLOAT *x, blasint incx) {
int trans, uplo, unit;
blasint info;
FLOAT *buffer;
PRINT_DEBUG_CNAME;
unit = -1;
uplo = -1;
trans = -1;
info = 0;
#ifdef SMP
int nthreads;
#endif
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 = 7;
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 = 7;
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);
#ifdef SMP
nthreads = num_cpu_avail(2);
if (nthreads == 1) {
#endif
(tpmv[(trans<<2) | (uplo<<1) | unit])(n, a, x, incx, buffer);
#ifdef SMP
} else {
(tpmv_thread[(trans<<2) | (uplo<<1) | unit])(n, a, x, incx, buffer, nthreads);
}
#endif
blas_memory_free(buffer);
FUNCTION_PROFILE_END(4, n * n / 2 + n, n * n);
IDEBUG_END;
return;
}
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