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//------------------------------------------------------------------------------
// GB_cuda_AxB_dot3_jit: reduce a matrix to a scalar, via the CUDA JIT
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2025, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
#include "GB_cuda_AxB.hpp"
extern "C"
{
typedef GB_JIT_CUDA_KERNEL_DOT3_PROTO ((*GB_jit_dl_function)) ;
}
GrB_Info GB_cuda_AxB_dot3_jit
(
// input/output:
GrB_Matrix C, // FIXME: allow iso for this kernel
// input:
const GrB_Matrix M, const bool Mask_struct,
const GrB_Matrix A,
const GrB_Matrix B,
const GrB_Semiring semiring,
const bool flipxy,
// CUDA stream, device, and # of ms
cudaStream_t stream,
int device,
int number_of_sms
)
{
//--------------------------------------------------------------------------
// encodify the problem
//--------------------------------------------------------------------------
GB_jit_encoding encoding ;
char *suffix ;
uint64_t hash = GB_encodify_mxm (&encoding, &suffix,
GB_JIT_CUDA_KERNEL_AXB_DOT3,
// FIXME: allow C to be iso:
/* C->iso: */ false, /* C_in_iso: */ false,
GB_sparsity (C), C->type, C->p_is_32, C->j_is_32, C->i_is_32,
M, Mask_struct, /* Mask_comp: */ false, semiring, flipxy, A, B) ;
//--------------------------------------------------------------------------
// get the kernel function pointer, loading or compiling it if needed
//--------------------------------------------------------------------------
void *dl_function ;
GrB_Info info = GB_jitifyer_load (&dl_function,
GB_jit_mxm_family, "cuda_AxB_dot3",
hash, &encoding, suffix, semiring, NULL,
NULL, C->type, A->type, B->type) ;
if (info != GrB_SUCCESS) return (info) ;
//--------------------------------------------------------------------------
// call the jit kernel and return result
//--------------------------------------------------------------------------
GB_jit_dl_function GB_jit_kernel = (GB_jit_dl_function) dl_function ;
return (GB_jit_kernel (C, M, A, B, stream, device, number_of_sms,
semiring->multiply->theta, &GB_callback)) ;
}
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