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//------------------------------------------------------------------------------
// GB_ewise_fulla: C += A+B where all 3 matries are full
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2025, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
// C += A+B where no matrix is iso and all three matrices are as-if-full
#include "ewise/GB_ewise.h"
#include "binaryop/GB_binop.h"
#include "jitifyer/GB_stringify.h"
#ifndef GBCOMPACT
#include "GB_control.h"
#include "FactoryKernels/GB_ew__include.h"
#endif
GrB_Info GB_ewise_fulla // C += A+B, all matrices full
(
GrB_Matrix C, // input/output matrix
const GrB_BinaryOp op, // only GB_BINOP_SUBSET operators supported
const GrB_Matrix A,
const GrB_Matrix B
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GrB_Info info ;
ASSERT_MATRIX_OK (C, "C for full C+=A+B", GB0) ;
ASSERT (!GB_ZOMBIES (C)) ;
ASSERT (!GB_JUMBLED (C)) ;
ASSERT (!GB_PENDING (C)) ;
ASSERT_MATRIX_OK (A, "A for full C+=A+B", GB0) ;
ASSERT (!GB_ZOMBIES (A)) ;
ASSERT (!GB_JUMBLED (A)) ;
ASSERT (!GB_PENDING (A)) ;
ASSERT_MATRIX_OK (B, "B for full C+=A+B", GB0) ;
ASSERT (!GB_ZOMBIES (B)) ;
ASSERT (!GB_JUMBLED (B)) ;
ASSERT (!GB_PENDING (B)) ;
ASSERT (GB_IS_FULL (C)) ;
ASSERT (GB_IS_FULL (A)) ;
ASSERT (GB_IS_FULL (B)) ;
ASSERT (!GB_IS_BITMAP (C)) ;
ASSERT (!GB_IS_BITMAP (A)) ;
ASSERT (!GB_IS_BITMAP (B)) ;
ASSERT (!C->iso) ;
ASSERT (!A->iso) ;
ASSERT (!B->iso) ;
ASSERT_BINARYOP_OK (op, "op for full C+=A+B", GB0) ;
ASSERT (!GB_OP_IS_POSITIONAL (op)) ;
//--------------------------------------------------------------------------
// determine the number of threads to use
//--------------------------------------------------------------------------
int64_t cnz = GB_nnz (C) ;
int nthreads_max = GB_Context_nthreads_max ( ) ;
double chunk = GB_Context_chunk ( ) ;
int nthreads = GB_nthreads (3 * cnz, chunk, nthreads_max) ;
//--------------------------------------------------------------------------
// via the factory kernel
//--------------------------------------------------------------------------
info = GrB_NO_VALUE ;
#ifndef GBCOMPACT
GB_IF_FACTORY_KERNELS_ENABLED
{
//----------------------------------------------------------------------
// define the worker for the switch factory
//----------------------------------------------------------------------
#define GB_Cewise_fulla(op,xname) \
GB (_Cewise_fulla_ ## op ## xname)
#define GB_BINOP_WORKER(op,xname) \
{ \
info = GB_Cewise_fulla(op,xname) (C, A, B, nthreads) ; \
} \
break ;
//----------------------------------------------------------------------
// launch the switch factory
//----------------------------------------------------------------------
GB_Opcode opcode ;
GB_Type_code xcode, ycode, zcode ;
if (GB_binop_builtin (A->type, false, B->type, false,
op, false, &opcode, &xcode, &ycode, &zcode))
{
#define GB_BINOP_SUBSET
#include "binaryop/factory/GB_binop_factory.c"
}
}
#endif
//--------------------------------------------------------------------------
// via the JIT or PreJIT kernel
//--------------------------------------------------------------------------
if (info == GrB_NO_VALUE)
{
info = GB_ewise_fulla_jit (C, op, A, B, nthreads) ;
}
// no generic kernel: returns GrB_NO_VALUE if no factory kernel exists and
// no JIT kernel created.
//--------------------------------------------------------------------------
// return result
//--------------------------------------------------------------------------
if (info == GrB_SUCCESS)
{
ASSERT_MATRIX_OK (C, "C output, full C+=A+B", GB0) ;
}
return (info) ;
}
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