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//------------------------------------------------------------------------------
// GB_aop: assign/subassign kernels with accum
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2025, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
// C(I,J)<M> += A
#include "GB_control.h"
GB_type_enabled
#if GB_TYPE_ENABLED
#include "GB.h"
#include "FactoryKernels/GB_aop__include.h"
// accum operator
GB_accumop
GB_ztype
GB_xtype
GB_ytype
GB_declarey
GB_copy_aij_to_ywork
// A and C matrices
GB_atype
GB_ctype
GB_declarec
GB_copy_aij_to_cwork
GB_copy_aij_to_c
GB_copy_cwork_to_c
GB_ax_mask
// C(i,j) += ywork
#define GB_ACCUMULATE_scalar(Cx,pC,ywork,C_iso) \
GB_ACCUM_OP (Cx [pC], Cx [pC], ywork)
// C(i,j) += (ytype) A(i,j)
#define GB_ACCUMULATE_aij(Cx,pC,Ax,pA,A_iso,ywork,C_iso) \
{ \
if (A_iso) \
{ \
GB_ACCUMULATE_scalar (Cx, pC, ywork, C_iso) ; \
} \
else \
{ \
/* A and Y have the same type here */ \
GB_ACCUMULATE_scalar (Cx, pC, Ax [pA], C_iso) ; \
} \
}
// disable this operator and use the generic case if these conditions hold
GB_disable
#include "assign/include/GB_assign_shared_definitions.h"
//------------------------------------------------------------------------------
// C += A, accumulate a sparse matrix into a dense matrix
//------------------------------------------------------------------------------
#undef GB_SCALAR_ASSIGN
#define GB_SCALAR_ASSIGN 0
GrB_Info GB (_subassign_23)
(
GrB_Matrix C,
const GrB_Matrix A,
GB_Werk Werk
)
{
#if GB_DISABLE
return (GrB_NO_VALUE) ;
#else
int nthreads_max = GB_Context_nthreads_max ( ) ;
double chunk = GB_Context_chunk ( ) ;
#include "assign/template/GB_subassign_23_template.c"
return (GrB_SUCCESS) ;
#endif
}
//------------------------------------------------------------------------------
// C += y, accumulate a scalar into a dense matrix
//------------------------------------------------------------------------------
#undef GB_SCALAR_ASSIGN
#define GB_SCALAR_ASSIGN 1
GrB_Info GB (_subassign_22)
(
GrB_Matrix C,
const GB_void *ywork_handle
)
{
#if GB_DISABLE
return (GrB_NO_VALUE) ;
#else
// get the scalar ywork for C += ywork, of type GB_Y_TYPE
GB_Y_TYPE ywork = (*((GB_Y_TYPE *) ywork_handle)) ;
int nthreads_max = GB_Context_nthreads_max ( ) ;
double chunk = GB_Context_chunk ( ) ;
#include "assign/template/GB_subassign_22_template.c"
return (GrB_SUCCESS) ;
#endif
}
#else
GB_EMPTY_PLACEHOLDER
#endif
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