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https://gitlab.com/scemama/qp_plugins_scemama.git
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76 lines
1.6 KiB
C
76 lines
1.6 KiB
C
#define MULTIGPU 1
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typedef struct {
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double* cc_space_v_oo_chol;
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double* cc_space_v_ov_chol;
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double* cc_space_v_vo_chol;
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double* cc_space_v_vv_chol;
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double* cc_space_v_oooo;
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double* cc_space_v_vooo;
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double* cc_space_v_voov;
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double* cc_space_v_oovv;
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double* cc_space_v_vvoo;
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double* cc_space_v_oovo;
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double* cc_space_v_ovvo;
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double* cc_space_v_ovov;
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double* cc_space_v_ovoo;
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double* cc_space_f_oo;
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double* cc_space_f_ov;
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double* cc_space_f_vo;
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double* cc_space_f_vv;
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double* tau;
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double* tau_x;
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double* t1;
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double* t2;
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double* H_oo;
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double* H_vo;
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double* H_vv;
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int nO;
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int nV;
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int cholesky_mo_num;
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} gpu_data;
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typedef struct {
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float* cc_space_v_oo_chol;
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float* cc_space_v_ov_chol;
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float* cc_space_v_vo_chol;
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float* cc_space_v_vv_chol;
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float* cc_space_v_oooo;
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float* cc_space_v_vooo;
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float* cc_space_v_voov;
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float* cc_space_v_oovv;
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float* cc_space_v_vvoo;
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float* cc_space_v_oovo;
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float* cc_space_v_ovvo;
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float* cc_space_v_ovov;
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float* cc_space_v_ovoo;
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float* cc_space_f_oo;
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float* cc_space_f_ov;
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float* cc_space_f_vo;
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float* cc_space_f_vv;
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float* tau;
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float* tau_x;
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float* t1;
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float* t2;
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float* H_oo;
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float* H_vo;
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float* H_vv;
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int nO;
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int nV;
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int cholesky_mo_num;
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} gpu_data_sp;
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static cudaError_t gpu_malloc(void** ptr, size_t size) {
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size_t free, total;
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cudaError_t rc = cudaMemGetInfo( &free, &total );
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if (rc != cudaSuccess) return rc;
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if (size < free && size < total/10) {
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rc= cudaMalloc(ptr, size);
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} else {
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rc = cudaMallocManaged(ptr, size, cudaMemAttachGlobal);
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}
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return rc;
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}
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