[PATCH] D63452: AMDGPU: Support some GDS atomics

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


================
Comment at: lib/Target/AMDGPU/SIISelLowering.cpp:5750-5751
+
+    if (Subtarget->getGeneration() >= AMDGPUSubtarget::GFX10)
+      Offset1 |= (CountDw - 1) << 6;
+
----------------
This is a bit magical


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D63452/new/

https://reviews.llvm.org/D63452