2020-10-21 17:24:01 +02:00

186 lines
4.1 KiB
C

/*********************************************************************/
/* */
/* Optimized BLAS libraries */
/* By Kazushige Goto <kgoto@tacc.utexas.edu> */
/* */
/* Copyright (c) The University of Texas, 2009. All rights reserved. */
/* UNIVERSITY EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES CONCERNING */
/* THIS SOFTWARE AND DOCUMENTATION, INCLUDING ANY WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR ANY PARTICULAR PURPOSE, */
/* NON-INFRINGEMENT AND WARRANTIES OF PERFORMANCE, AND ANY WARRANTY */
/* THAT MIGHT OTHERWISE ARISE FROM COURSE OF DEALING OR USAGE OF */
/* TRADE. NO WARRANTY IS EITHER EXPRESS OR IMPLIED WITH RESPECT TO */
/* THE USE OF THE SOFTWARE OR DOCUMENTATION. */
/* Under no circumstances shall University be liable for incidental, */
/* special, indirect, direct or consequential damages or loss of */
/* profits, interruption of business, or related expenses which may */
/* arise from use of Software or Documentation, including but not */
/* limited to those resulting from defects in Software and/or */
/* Documentation, or loss or inaccuracy of data of any kind. */
/*********************************************************************/
#include <stdio.h>
#include "common.h"
#ifdef FUNCTION_PROFILE
#include "functable.h"
#endif
#ifdef RETURN_BY_STRUCT
#ifdef XDOUBLE
#define MYTYPE myxcomplex_t
#elif defined DOUBLE
#define MYTYPE myzcomplex_t
#else
#define MYTYPE myccomplex_t
#endif
#endif
#ifndef CBLAS
#ifdef RETURN_BY_STRUCT
MYTYPE NAME( blasint *N, FLOAT *x, blasint *INCX, FLOAT *y, blasint *INCY) {
#elif defined RETURN_BY_STACK
void NAME(FLOAT _Complex *result, blasint *N, FLOAT *x, blasint *INCX, FLOAT *y, blasint *INCY) {
#else
FLOAT _Complex NAME( blasint *N, FLOAT *x, blasint *INCX, FLOAT *y, blasint *INCY) {
#endif
BLASLONG n = *N;
BLASLONG incx = *INCX;
BLASLONG incy = *INCY;
#ifndef RETURN_BY_STACK
FLOAT _Complex ret;
#endif
#ifdef RETURN_BY_STRUCT
MYTYPE myret;
#endif
PRINT_DEBUG_NAME;
if (n <= 0) {
#ifdef RETURN_BY_STRUCT
myret.r = 0.;
myret.i = 0.;
return myret;
#elif defined RETURN_BY_STACK
*result = ZERO;
return;
#else
return ZERO;
#endif
}
IDEBUG_START;
FUNCTION_PROFILE_START();
if (incx < 0) x -= (n - 1) * incx * 2;
if (incy < 0) y -= (n - 1) * incy * 2;
#ifdef RETURN_BY_STRUCT
#ifndef CONJ
ret = DOTU_K(n, x, incx, y, incy);
#else
ret = DOTC_K(n, x, incx, y, incy);
#endif
myret.r = CREAL ret;
myret.i = CIMAG ret;
FUNCTION_PROFILE_END(4, 2 * n, 2 * n);
IDEBUG_END;
return myret;
#elif defined RETURN_BY_STACK
#ifndef CONJ
*result = DOTU_K(n, x, incx, y, incy);
#else
*result = DOTC_K(n, x, incx, y, incy);
#endif
FUNCTION_PROFILE_END(4, 2 * n, 2 * n);
IDEBUG_END;
#else
#ifndef CONJ
ret = DOTU_K(n, x, incx, y, incy);
#else
ret = DOTC_K(n, x, incx, y, incy);
#endif
FUNCTION_PROFILE_END(4, 2 * n, 2 * n);
IDEBUG_END;
return ret;
#endif
}
#else
#ifdef FORCE_USE_STACK
void CNAME(blasint n, FLOAT *x, blasint incx, FLOAT *y, blasint incy, FLOAT _Complex *result){
#else
FLOAT _Complex CNAME(blasint n, FLOAT *x, blasint incx, FLOAT *y, blasint incy){
FLOAT _Complex ret;
#endif
PRINT_DEBUG_CNAME;
if (n <= 0) {
#ifdef FORCE_USE_STACK
*result = ZERO;
return;
#else
return ZERO;
#endif
}
if (incx < 0) x -= (n - 1) * incx * 2;
if (incy < 0) y -= (n - 1) * incy * 2;
IDEBUG_START;
FUNCTION_PROFILE_START();
#ifdef FORCE_USE_STACK
#ifndef CONJ
*result = DOTU_K(n, x, incx, y, incy);
#else
*result = DOTC_K(n, x, incx, y, incy);
#endif
FUNCTION_PROFILE_END(4, 2 * n, 2 * n);
IDEBUG_END;
#else
#ifndef CONJ
ret = DOTU_K(n, x, incx, y, incy);
#else
ret = DOTC_K(n, x, incx, y, incy);
#endif
FUNCTION_PROFILE_END(4, 2 * n, 2 * n);
IDEBUG_END;
return ret;
#endif
}
#endif