[PATCH] D136813: [AMDGPU] Add pseudo wavemode to optimize strict_wqm
Carl Ritson via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Oct 27 02:04:28 PDT 2022
critson added inline comments.
================
Comment at: llvm/lib/Target/AMDGPU/SIInstructions.td:193-194
+def ENTER_PSEUDO_WM : SPseudoInstSI <(outs), (ins)> {
+ let Uses = [EXEC];
+ let Defs = [EXEC];
+ let hasSideEffects = 0;
----------------
foad wrote:
> Does it need the implicit use and def?
Probably not, but I wasn't sure if the EXEC modification was being used to avoid something else happening in the backend passes.
Technically all the EXIT_ types should be marked as implict def of EXEC too.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D136813/new/
https://reviews.llvm.org/D136813
More information about the llvm-commits
mailing list