[Openmp-commits] [openmp] [OpenMP][libomptarget] Use two SDMA engines (PR #73633)
Matt Arsenault via Openmp-commits
openmp-commits at lists.llvm.org
Tue Nov 28 02:42:19 PST 2023
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@@ -161,8 +161,8 @@ Error asyncMemCopy(bool UseMultipleSdmaEngines, void *Dst, hsa_agent_t DstAgent,
Dst, DstAgent, Src, SrcAgent, Size, NumDepSignals, DepSignals,
CompletionSignal, (hsa_amd_sdma_engine_id_t)LocalSdmaEngine,
/*force_copy_on_sdma=*/true);
- // Increment to use one of three SDMA engines: 0x1, 0x2, 0x4
- LocalSdmaEngine = (LocalSdmaEngine << 1) % 7;
+ // Increment to use one of two SDMA engines: 0x1, 0x2
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arsenm wrote:
Keep the comment that lists all 3? Restrict the limit to only the relevant devices?
https://github.com/llvm/llvm-project/pull/73633
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