[PATCH] D85882: [AMDGPU] Update subtarget features for new target ID support

Austin Kerbow via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Aug 14 08:50:29 PDT 2020


kerbowa added inline comments.


================
Comment at: llvm/lib/Target/AMDGPU/AMDGPU.td:839
    FeatureAtomicFaddInsts,
+   FeatureXNACK,
    FeatureSRAMECC,
----------------
kzhuravl wrote:
> Is this correct? 908 supports xnack, but I think it does not have xnack enabled by default?
Before this patch the feature was omitted on the proc definition. Without FeatureDoseNotSupportXNACK the default was Xnack On. This slightly changes the elf test because of the gloablSTI interaction. The codegen is the same as before.

It all becomes irrelevant since we changing the default soon.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D85882/new/

https://reviews.llvm.org/D85882



More information about the llvm-commits mailing list