atpoints - copy when *not* the same

Co-authored-by: Zach Atkins <zach.atkins@colorado.edu>
CEED · Sep 4, 2024 · 2495adf · 2495adf
1 parent 43ba2af
commit 2495adf
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Showing 4 changed files with 4 additions and 4 deletions.
diff --git a/backends/cuda-ref/ceed-cuda-ref-basis.c b/backends/cuda-ref/ceed-cuda-ref-basis.c
@@ -150,7 +150,7 @@ static int CeedBasisApplyAtPointsCore_Cuda(CeedBasis basis, bool apply_add, cons
       CeedCallBackend(CeedFree(&data->h_points_per_elem));
       CeedCallBackend(CeedCalloc(num_elem, &data->h_points_per_elem));
     }
-    if (!memcmp(data->h_points_per_elem, num_points, num_bytes)) {
+    if (memcmp(data->h_points_per_elem, num_points, num_bytes)) {
       memcpy(data->h_points_per_elem, num_points, num_bytes);
       CeedCallCuda(ceed, cudaMemcpy(data->d_points_per_elem, num_points, num_bytes, cudaMemcpyHostToDevice));
     }

diff --git a/backends/cuda-shared/ceed-cuda-shared-basis.c b/backends/cuda-shared/ceed-cuda-shared-basis.c
@@ -256,7 +256,7 @@ static int CeedBasisApplyAtPointsCore_Cuda_shared(CeedBasis basis, bool apply_ad
       CeedCallBackend(CeedFree(&data->h_points_per_elem));
       CeedCallBackend(CeedCalloc(num_elem, &data->h_points_per_elem));
     }
-    if (!memcmp(data->h_points_per_elem, num_points, num_bytes)) {
+    if (memcmp(data->h_points_per_elem, num_points, num_bytes)) {
       memcpy(data->h_points_per_elem, num_points, num_bytes);
       CeedCallCuda(ceed, cudaMemcpy(data->d_points_per_elem, num_points, num_bytes, cudaMemcpyHostToDevice));
     }

diff --git a/backends/hip-ref/ceed-hip-ref-basis.c b/backends/hip-ref/ceed-hip-ref-basis.c
@@ -147,7 +147,7 @@ static int CeedBasisApplyAtPointsCore_Hip(CeedBasis basis, bool apply_add, const
       CeedCallBackend(CeedFree(&data->h_points_per_elem));
       CeedCallBackend(CeedCalloc(num_elem, &data->h_points_per_elem));
     }
-    if (!memcmp(data->h_points_per_elem, num_points, num_bytes)) {
+    if (memcmp(data->h_points_per_elem, num_points, num_bytes)) {
       memcpy(data->h_points_per_elem, num_points, num_bytes);
       CeedCallHip(ceed, hipMemcpy(data->d_points_per_elem, num_points, num_bytes, hipMemcpyHostToDevice));
     }

diff --git a/backends/hip-shared/ceed-hip-shared-basis.c b/backends/hip-shared/ceed-hip-shared-basis.c
@@ -314,7 +314,7 @@ static int CeedBasisApplyAtPointsCore_Hip_shared(CeedBasis basis, bool apply_add
       CeedCallBackend(CeedFree(&data->h_points_per_elem));
       CeedCallBackend(CeedCalloc(num_elem, &data->h_points_per_elem));
     }
-    if (!memcmp(data->h_points_per_elem, num_points, num_bytes)) {
+    if (memcmp(data->h_points_per_elem, num_points, num_bytes)) {
       memcpy(data->h_points_per_elem, num_points, num_bytes);
       CeedCallHip(ceed, hipMemcpy(data->d_points_per_elem, num_points, num_bytes, hipMemcpyHostToDevice));
     }