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Optimize GPU RK4 stage sync path

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This commit is contained in:
CGH0S7
2026-04-12 18:36:05 +08:00
parent d9287ea530
commit c8977d8356
4 changed files with 698 additions and 33 deletions
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13
AMSS_NCKU_source/bssn_cuda_ops.h
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@@ -22,8 +22,21 @@ int bssn_cuda_rk4_boundary_var(int *ex, double dT,
int symmetry,
int lev,
int rk_stage,
bool force_host_boundary_fix,
bool download_to_host = true);
int bssn_cuda_rk4_boundary_batch(int *ex, double dT,
const double *X, const double *Y, const double *Z,
double xmin, double ymin, double zmin,
double xmax, double ymax, double zmax,
int symmetry,
const double *const *state0_list,
double *const *stage_data_list,
double *const *rhs_accum_list,
int num_var,
int rk_stage,
bool download_to_host = false);
int bssn_cuda_lowerbound(int *ex, double *chi, double tinny, bool download_to_host = true);
int bssn_cuda_download_buffer(int *ex, double *host_ptr);
void bssn_cuda_release_rk4_caches();