Save Z4C CUDA optimization progress

2026-05-02 00:49:02 +08:00
parent 531b31e8db
commit 383e936e88
6 changed files with 343 additions and 66 deletions
--- a/AMSS_NCKU_source/Parallel.C
+++ b/AMSS_NCKU_source/Parallel.C
@@ -335,7 +335,7 @@ bool cuda_can_direct_pack(const Parallel::gridseg *src, const Parallel::gridseg
    if (z4c_amr_device < 0)
    {
      const char *env = getenv("AMSS_CUDA_Z4C_AMR_DEVICE");
-      z4c_amr_device = (env && atoi(env) != 0) ? 1 : 0;
+      z4c_amr_device = (!env || atoi(env) != 0) ? 1 : 0;
    }
    if (!z4c_amr_device)
      return false;