/**
*
* @copyright (c) 2009-2014 The University of Tennessee and The University
* of Tennessee Research Foundation.
* All rights reserved.
* @copyright (c) 2012-2014 Inria. All rights reserved.
* @copyright (c) 2012-2014 Bordeaux INP, CNRS (LaBRI UMR 5800), Inria, Univ. Bordeaux. All rights reserved.
*
**/
/**
*
* @file zgeadd.c
*
* MORSE computational routines
* MORSE is a software package provided by Univ. of Tennessee,
* Univ. of California Berkeley and Univ. of Colorado Denver
*
* @version 2.5.0
* @comment This file has been automatically generated
* from Plasma 2.5.0 for MORSE 1.0.0
* @author Mathieu Faverge
* @date 2011-11-03
* @precisions normal z -> s d c
*
**/
#include "control/common.h"
/**
********************************************************************************
*
* @ingroup MORSE_Complex64_t
*
* MORSE_zgeadd - Performs a matrix addition similarly to the pzgeadd()
* function from the PBLAS library:
*
* \f[ C = \alpha op( A ) + \beta B \f],
*
* where op( X ) is one of
*
* op( X ) = X or op( X ) = X' or op( X ) = conjg( X' )
*
* alpha and beta are scalars, and A, and B are matrices, with op( A ) and B
* two m by n matrices.
*
*******************************************************************************
*
* @param[in] trans
* Specifies whether the matrix A is transposed, not transposed or
* conjugate transposed:
* = MorseNoTrans: A is not transposed;
* = MorseTrans: A is transposed;
* = MorseConjTrans: A is conjugate transposed.
*
* @param[in] M
* M specifies the number of rows of the matrix op( A ) and of the matrix B. M >= 0.
*
* @param[in] N
* N specifies the number of columns of the matrix op( A ) and of the matrix B. N >= 0.
*
* @param[in] alpha
* alpha specifies the scalar alpha
*
* @param[in] A
* A is a LDA-by-ka matrix, where ka is N when trans = MorseNoTrans,
* and is M otherwise.
*
* @param[in] LDA
* The leading dimension of the array A. LDA >= max(1,K), where K is M
* when trans = MorseNoTrans, and is N when otherwise.
*
* @param[in] beta
* beta specifies the scalar beta
*
* @param[in,out] B
* B is a LDB-by-N matrix.
*
* @param[in] LDB
* The leading dimension of the array B. LDB >= max(1,M).
*
*******************************************************************************
*
* @return
* \retval MORSE_SUCCESS successful exit
*
*******************************************************************************
*
* @sa MORSE_zgeadd_Tile
* @sa MORSE_cgeadd
* @sa MORSE_dgeadd
* @sa MORSE_sgeadd
*
******************************************************************************/
int MORSE_zgeadd( MORSE_enum trans, int M, int N,
MORSE_Complex64_t alpha, MORSE_Complex64_t *A, int LDA,
MORSE_Complex64_t beta, MORSE_Complex64_t *B, int LDB )
{
int NB;
int Am, An;
int status;
MORSE_desc_t descAl, descAt;
MORSE_desc_t descBl, descBt;
MORSE_context_t *morse;
MORSE_sequence_t *sequence = NULL;
MORSE_request_t request = MORSE_REQUEST_INITIALIZER;
morse = morse_context_self();
if (morse == NULL) {
morse_fatal_error("MORSE_zgeadd", "MORSE not initialized");
return MORSE_ERR_NOT_INITIALIZED;
}
/* Check input arguments */
if ((trans >= MorseNoTrans) && (trans <= MorseConjTrans)) {
morse_error("MORSE_zgeadd", "illegal value of trans");
return -1;
}
if ( trans == MorseNoTrans ) {
Am = M; An = N;
} else {
Am = N; An = M;
}
if (M < 0) {
morse_error("MORSE_zgeadd", "illegal value of M");
return -2;
}
if (N < 0) {
morse_error("MORSE_zgeadd", "illegal value of N");
return -3;
}
if (LDA < chameleon_max(1, Am)) {
morse_error("MORSE_zgeadd", "illegal value of LDA");
return -6;
}
if (LDB < chameleon_max(1, M)) {
morse_error("MORSE_zgeadd", "illegal value of LDB");
return -9;
}
/* Quick return */
if (M == 0 || N == 0 ||
((alpha == (MORSE_Complex64_t)0.0) && beta == (MORSE_Complex64_t)1.0))
return MORSE_SUCCESS;
/* Tune NB depending on M, N & NRHS; Set NBNBSIZE */
status = morse_tune(MORSE_FUNC_ZGEMM, M, N, 0);
if (status != MORSE_SUCCESS) {
morse_error("MORSE_zgeadd", "morse_tune() failed");
return status;
}
/* Set MT & NT & KT */
NB = MORSE_NB;
morse_sequence_create( morse, &sequence );
/* Submit the matrix conversion */
morse_zlap2tile( morse, &descAl, &descAt, MorseDescInput, MorseUpperLower,
A, NB, NB, LDA, An, Am, An, sequence, &request );
morse_zlap2tile( morse, &descBl, &descBt, MorseDescInout, MorseUpperLower,
B, NB, NB, LDB, N, M, N, sequence, &request );
/* Call the tile interface */
MORSE_zgeadd_Tile_Async( trans, alpha, &descAt, beta, &descBt, sequence, &request );
/* Submit the matrix conversion back */
morse_ztile2lap( morse, &descAl, &descAt,
MorseDescInput, MorseUpperLower, sequence, &request );
morse_ztile2lap( morse, &descBl, &descBt,
MorseDescInout, MorseUpperLower, sequence, &request );
morse_sequence_wait( morse, sequence );
/* Cleanup the temporary data */
morse_ztile2lap_cleanup( morse, &descAl, &descAt );
morse_ztile2lap_cleanup( morse, &descBl, &descBt );
status = sequence->status;
morse_sequence_destroy( morse, sequence );
return status;
}
/**
********************************************************************************
*
* @ingroup MORSE_Complex64_t_Tile
*
* MORSE_zgeadd_Tile - Performs a matrix addition similarly to the pzgeadd()
* function from the PBLAS library.
* Tile equivalent of MORSE_zgeadd().
* Operates on matrices stored by tiles.
* All matrices are passed through descriptors.
* All dimensions are taken from the descriptors.
*
*******************************************************************************
*
* @param[in] trans
* Specifies whether the matrix A is transposed, not transposed or
* conjugate transposed:
* = MorseNoTrans: A is not transposed;
* = MorseTrans: A is transposed;
* = MorseConjTrans: A is conjugate transposed.
*
* @param[in] alpha
* alpha specifies the scalar alpha
*
* @param[in] A
* A is a LDA-by-ka matrix, where ka is N when trans = MorseNoTrans,
* and is M otherwise.
*
* @param[in] beta
* beta specifies the scalar beta
*
* @param[in,out] B
* B is a LDB-by-N matrix.
*
*******************************************************************************
*
* @return
* \retval MORSE_SUCCESS successful exit
*
*******************************************************************************
*
* @sa MORSE_zgeadd
* @sa MORSE_zgeadd_Tile_Async
* @sa MORSE_cgeadd_Tile
* @sa MORSE_dgeadd_Tile
* @sa MORSE_sgeadd_Tile
*
******************************************************************************/
int MORSE_zgeadd_Tile( MORSE_enum trans,
MORSE_Complex64_t alpha, MORSE_desc_t *A,
MORSE_Complex64_t beta, MORSE_desc_t *B )
{
MORSE_context_t *morse;
MORSE_sequence_t *sequence = NULL;
MORSE_request_t request = MORSE_REQUEST_INITIALIZER;
int status;
morse = morse_context_self();
if (morse == NULL) {
morse_fatal_error("MORSE_zgeadd_Tile", "MORSE not initialized");
return MORSE_ERR_NOT_INITIALIZED;
}
morse_sequence_create( morse, &sequence );
MORSE_zgeadd_Tile_Async( trans, alpha, A, beta, B, sequence, &request );
MORSE_Desc_Flush( A, sequence );
MORSE_Desc_Flush( B, sequence );
morse_sequence_wait( morse, sequence );
status = sequence->status;
morse_sequence_destroy( morse, sequence );
return status;
}
/**
********************************************************************************
*
* @ingroup MORSE_Complex64_t_Tile_Async
*
* MORSE_zgeadd_Tile_Async - Performs a matrix addition similarly to the
* pzgeadd() function from the PBLAS library.
* Non-blocking equivalent of MORSE_zgeadd_Tile().
* May return before the computation is finished.
* Allows for pipelining of operations at runtime.
*
*******************************************************************************
*
* @param[in] sequence
* Identifies the sequence of function calls that this call belongs to
* (for completion checks and exception handling purposes).
*
* @param[out] request
* Identifies this function call (for exception handling purposes).
*
*******************************************************************************
*
* @sa MORSE_zgeadd
* @sa MORSE_zgeadd_Tile
* @sa MORSE_cgeadd_Tile_Async
* @sa MORSE_dgeadd_Tile_Async
* @sa MORSE_sgeadd_Tile_Async
*
******************************************************************************/
int MORSE_zgeadd_Tile_Async( MORSE_enum trans,
MORSE_Complex64_t alpha, MORSE_desc_t *A,
MORSE_Complex64_t beta, MORSE_desc_t *B,
MORSE_sequence_t *sequence, MORSE_request_t *request )
{
MORSE_context_t *morse;
int M, N;
int Am, An, Ai, Aj, Amb, Anb;
morse = morse_context_self();
if (morse == NULL) {
morse_fatal_error("MORSE_zgeadd_Tile_Async", "MORSE not initialized");
return MORSE_ERR_NOT_INITIALIZED;
}
if (sequence == NULL) {
morse_fatal_error("MORSE_zgeadd_Tile_Async", "NULL sequence");
return MORSE_ERR_UNALLOCATED;
}
if (request == NULL) {
morse_fatal_error("MORSE_zgeadd_Tile_Async", "NULL request");
return MORSE_ERR_UNALLOCATED;
}
/* Check sequence status */
if (sequence->status == MORSE_SUCCESS) {
request->status = MORSE_SUCCESS;
}
else {
return morse_request_fail(sequence, request, MORSE_ERR_SEQUENCE_FLUSHED);
}
/* Check descriptors for correctness */
if (morse_desc_check(A) != MORSE_SUCCESS) {
morse_error("MORSE_zgeadd_Tile_Async", "invalid first descriptor");
return morse_request_fail(sequence, request, MORSE_ERR_ILLEGAL_VALUE);
}
if (morse_desc_check(B) != MORSE_SUCCESS) {
morse_error("MORSE_zgeadd_Tile_Async", "invalid second descriptor");
return morse_request_fail(sequence, request, MORSE_ERR_ILLEGAL_VALUE);
}
/* Check input arguments */
if ((trans >= MorseNoTrans) && (trans <= MorseConjTrans)) {
morse_error("MORSE_zgeadd_Tile_Async", "illegal value of trans");
return morse_request_fail(sequence, request, -1);
}
if ( trans == MorseNoTrans ) {
Am = A->m;
An = A->n;
Amb = A->mb;
Anb = A->nb;
Ai = A->i;
Aj = A->j;
} else {
Am = A->n;
An = A->m;
Amb = A->nb;
Anb = A->mb;
Ai = A->j;
Aj = A->i;
}
if ( (Amb != B->mb) || (Anb != B->nb) ) {
morse_error("MORSE_zgeadd_Tile_Async", "tile sizes have to match");
return morse_request_fail(sequence, request, MORSE_ERR_ILLEGAL_VALUE);
}
if ( (Am != B->m) || (An != B->n) ) {
morse_error("MORSE_zgeadd_Tile_Async", "sizes of matrices have to match");
return morse_request_fail(sequence, request, MORSE_ERR_ILLEGAL_VALUE);
}
if ( (Ai != B->i) || (Aj != B->j) ) {
morse_error("MORSE_zgeadd_Tile_Async", "start indexes have to match");
return morse_request_fail(sequence, request, MORSE_ERR_ILLEGAL_VALUE);
}
M = B->m;
N = B->n;
/* Quick return */
if ( (M == 0) || (N == 0) ||
((alpha == (MORSE_Complex64_t)0.0) && (beta == (MORSE_Complex64_t)1.0)) )
{
return MORSE_SUCCESS;
}
morse_pztradd( MorseUpperLower, trans, alpha, A, beta, B, sequence, request );
return MORSE_SUCCESS;
}