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/* StarPU --- Runtime system for heterogeneous multicore architectures.
*
* Copyright (C) 2009, 2010 Université de Bordeaux 1
* Copyright (C) 2010 Centre National de la Recherche Scientifique
*
* StarPU is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at
* your option) any later version.
*
* StarPU is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* See the GNU Lesser General Public License in COPYING.LGPL for more details.
*/
#include <ctype.h>
#include <stdio.h>
#include <complex.h>
#include <starpu.h>
#include "blas_complex.h"
/*
This files contains BLAS wrappers for the different BLAS implementations
(eg. REFBLAS, STARPU_ATLAS, GOTOBLAS ...). We assume a Fortran orientation as most
libraries do not supply C-based ordering.
*/
#ifdef STARPU_ATLAS
#error not implemented
#elif defined(STARPU_GOTO) || defined(STARPU_SYSTEM_BLAS)
#error not implemented
#elif defined(STARPU_MKL)
inline void CGEMM(char *transa, char *transb, int M, int N, int K,
complex float alpha, complex float *A, int lda, complex float *B, int ldb,
complex float beta, complex float *C, int ldc)
{
cgemm_(transa, transb, &M, &N, &K, &alpha,
A, &lda, B, &ldb,
&beta, C, &ldc);
}
inline void ZGEMM(char *transa, char *transb, int M, int N, int K,
complex double alpha, complex double *A, int lda, complex double *B, int ldb,
complex double beta, complex double *C, int ldc)
{
zgemm_(transa, transb, &M, &N, &K, &alpha,
A, &lda, B, &ldb,
&beta, C, &ldc);
}
inline void CGEMV(char *transa, int M, int N, complex float alpha, complex float *A, int lda,
complex float *X, int incX, complex float beta, complex float *Y, int incY)
{
cgemv_(transa, &M, &N, &alpha, A, &lda, X, &incX, &beta, Y, &incY);
}
inline void ZGEMV(char *transa, int M, int N, complex double alpha, complex double *A, int lda,
complex double *X, int incX, complex double beta, complex double *Y, int incY)
{
zgemv_(transa, &M, &N, &alpha, A, &lda, X, &incX, &beta, Y, &incY);
}
inline float SCASUM(int N, complex float *X, int incX)
{
return scasum_(&N, X, &incX);
}
inline double DZASUM(int N, complex double *X, int incX)
{
return dzasum_(&N, X, &incX);
}
void CSCAL(int N, complex float alpha, complex float *X, int incX)
{
cscal_(&N, &alpha, X, &incX);
}
void ZSCAL(int N, complex double alpha, complex double *X, int incX)
{
zscal_(&N, &alpha, X, &incX);
}
void CTRSM (const char *side, const char *uplo, const char *transa,
const char *diag, const int m, const int n,
const complex float alpha, const complex float *A, const int lda,
complex float *B, const int ldb)
{
ctrsm_(side, uplo, transa, diag, &m, &n, &alpha, A, &lda, B, &ldb);
}
void ZTRSM (const char *side, const char *uplo, const char *transa,
const char *diag, const int m, const int n,
const complex double alpha, const complex double *A, const int lda,
complex double *B, const int ldb)
{
ztrsm_(side, uplo, transa, diag, &m, &n, &alpha, A, &lda, B, &ldb);
}
void CSYR (const char *uplo, const int n, const complex float alpha,
const complex float *x, const int incx, complex float *A, const int lda)
{
csyr_(uplo, &n, &alpha, x, &incx, A, &lda);
}
void CSYRK (const char *uplo, const char *trans, const int n,
const int k, const complex float alpha, const complex float *A,
const int lda, const complex float beta, complex float *C,
const int ldc)
{
csyrk_(uplo, trans, &n, &k, &alpha, A, &lda, &beta, C, &ldc);
}
void CGERU(const int m, const int n, const complex float alpha,
const complex float *x, const int incx, const complex float *y,
const int incy, complex float *A, const int lda)
{
cgeru_(&m, &n, &alpha, x, &incx, y, &incy, A, &lda);
}
void ZGERU(const int m, const int n, const complex double alpha,
const complex double *x, const int incx, const complex double *y,
const int incy, complex double *A, const int lda)
{
zgeru_(&m, &n, &alpha, x, &incx, y, &incy, A, &lda);
}
void CTRSV (const char *uplo, const char *trans, const char *diag,
const int n, const complex float *A, const int lda, complex float *x,
const int incx)
{
ctrsv_(uplo, trans, diag, &n, A, &lda, x, &incx);
}
void CTRMM(const char *side, const char *uplo, const char *transA,
const char *diag, const int m, const int n,
const complex float alpha, const complex float *A, const int lda,
complex float *B, const int ldb)
{
ctrmm_(side, uplo, transA, diag, &m, &n, &alpha, A, &lda, B, &ldb);
}
void ZTRMM(const char *side, const char *uplo, const char *transA,
const char *diag, const int m, const int n,
const complex double alpha, const complex double *A, const int lda,
complex double *B, const int ldb)
{
ztrmm_(side, uplo, transA, diag, &m, &n, &alpha, A, &lda, B, &ldb);
}
void CTRMV(const char *uplo, const char *transA, const char *diag,
const int n, const complex float *A, const int lda, complex float *X,
const int incX)
{
ctrmv_(uplo, transA, diag, &n, A, &lda, X, &incX);
}
void CAXPY(const int n, const complex float alpha, complex float *X, const int incX, complex float *Y, const int incY)
{
caxpy_(&n, &alpha, X, &incX, Y, &incY);
}
void ZAXPY(const int n, const complex double alpha, complex double *X, const int incX, complex double *Y, const int incY)
{
zaxpy_(&n, &alpha, X, &incX, Y, &incY);
}
int ICAMAX (const int n, complex float *X, const int incX)
{
int retVal;
retVal = icamax_ (&n, X, &incX);
return retVal;
}
int IZAMAX (const int n, complex double *X, const int incX)
{
int retVal;
retVal = izamax_ (&n, X, &incX);
return retVal;
}
complex float CDOTU(const int n, const complex float *x, const int incx, const complex float *y, const int incy)
{
complex float retVal = 0;
/* GOTOBLAS will return a FLOATRET which is a double, not a float */
retVal = (float)cdotu_(&n, x, &incx, y, &incy);
return retVal;
}
complex double ZDOTU(const int n, const complex double *x, const int incx, const complex double *y, const int incy)
{
return zdotu_(&n, x, &incx, y, &incy);
}
void CSWAP(const int n, complex float *X, const int incX, complex float *Y, const int incY)
{
cswap_(&n, X, &incX, Y, &incY);
}
void ZSWAP(const int n, complex double *X, const int incX, complex double *Y, const int incY)
{
zswap_(&n, X, &incX, Y, &incY);
}
#else
#error "no BLAS lib available..."
#endif
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