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cuSPARSE SpGEMM #54

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cuSPARSE SpGEMM #54

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6bfe91c
add cusparse spgemm
yhmtsai Apr 24, 2025
b731ce7
use the helper function to create descriptor
yhmtsai Jun 5, 2025
144aa14
create cusparse spgemm reuse
yhmtsai Jun 5, 2025
7845296
reuse the current changes on main
yhmtsai Aug 21, 2025
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1 change: 1 addition & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -90,6 +90,7 @@ endif()
if (ENABLE_CUSPARSE)
set(SPBLAS_GPU_BACKEND ON)
find_package(CUDAToolkit REQUIRED)
enable_language(CUDA)
target_link_libraries(spblas INTERFACE CUDA::cudart CUDA::cusparse CUDA::cublas)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DSPBLAS_ENABLE_CUSPARSE")
endif()
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1 change: 1 addition & 0 deletions include/spblas/vendor/cusparse/cusparse.hpp
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@@ -1,3 +1,4 @@
#pragma once

#include "multiply.hpp"
#include "multiply_spgemm.hpp"
4 changes: 2 additions & 2 deletions include/spblas/vendor/cusparse/exception.hpp
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Expand Up @@ -10,7 +10,7 @@ namespace spblas {
namespace __cusparse {

// Throw an exception if the cudaError_t is not cudaSuccess.
void throw_if_error(cudaError_t error_code, std::string prefix = "") {
inline void throw_if_error(cudaError_t error_code, std::string prefix = "") {
if (error_code == cudaSuccess) {
return;
}
Expand All @@ -21,7 +21,7 @@ void throw_if_error(cudaError_t error_code, std::string prefix = "") {
}

// Throw an exception if the cusparseStatus_t is not CUSPARSE_STATUS_SUCCESS.
void throw_if_error(cusparseStatus_t error_code) {
inline void throw_if_error(cusparseStatus_t error_code) {
if (error_code == CUSPARSE_STATUS_SUCCESS) {
return;
} else if (error_code == CUSPARSE_STATUS_NOT_INITIALIZED) {
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