From a1016917b44dc1461a91de698eedbc46b8059bc1 Mon Sep 17 00:00:00 2001
From: "Kurt A. O'Hearn" <ohearnku@msu.edu>
Date: Wed, 9 Sep 2020 00:31:26 -0400
Subject: [PATCH] PG-PuReMD: fix bitmask used for CSR matrix alignment.
---
PG-PuReMD/src/cuda/cuda_forces.cu | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/PG-PuReMD/src/cuda/cuda_forces.cu b/PG-PuReMD/src/cuda/cuda_forces.cu
index 43ea11bf..6e18ff81 100644
--- a/PG-PuReMD/src/cuda/cuda_forces.cu
+++ b/PG-PuReMD/src/cuda/cuda_forces.cu
@@ -806,7 +806,7 @@ CUDA_GLOBAL void k_estimate_storages_cm_half( reax_atom *my_atoms,
/* round up to the nearest multiple of 32 to ensure that reads along
* rows can be coalesced for 1 warp per row SpMV implementation */
max_cm_entries[i] = MAX( ((int) CEIL( num_cm_entries * SAFE_ZONE )
- + 0x0000001F) & 0x111111E0, MIN_CM_ENTRIES );
+ + 0x0000001F) & 0xFFFFFFE0, MIN_CM_ENTRIES );
}
@@ -850,7 +850,7 @@ CUDA_GLOBAL void k_estimate_storages_cm_full( control_params *control,
/* round up to the nearest multiple of 32 to ensure that reads along
* rows can be coalesced for 1 warp per row SpMV implementation */
max_cm_entries[i] = MAX( ((int) CEIL( num_cm_entries * SAFE_ZONE )
- + 0x0000001F) & 0x111111E0, MIN_CM_ENTRIES );
+ + 0x0000001F) & 0xFFFFFFE0, MIN_CM_ENTRIES );
}
--
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