[Openmp-commits] [openmp] [amdgpu] Implement D2D memcpy as HSA call (PR #69955)
Johannes Doerfert via Openmp-commits
openmp-commits at lists.llvm.org
Mon Oct 23 12:30:13 PDT 2023
================
@@ -3174,9 +3197,11 @@ void *AMDGPUDeviceTy::allocate(size_t Size, void *, TargetAllocTy Kind) {
return nullptr;
}
- if (Alloc && (Kind == TARGET_ALLOC_HOST || Kind == TARGET_ALLOC_SHARED)) {
+ if (Alloc) {
auto &KernelAgents = Plugin::get<AMDGPUPluginTy>().getKernelAgents();
+ // Inherently necessary for host or shared allocations
+ // Also enabled for device memory to allow device to device memcpy
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jdoerfert wrote:
Is this costly if unsued?
https://github.com/llvm/llvm-project/pull/69955
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