[PATCH] D89754: [AMDGPU] Avoid inserting noops during scheduling
Austin Kerbow via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Oct 20 10:01:36 PDT 2020
kerbowa added inline comments.
================
Comment at: llvm/lib/Target/AMDGPU/SIShrinkInstructions.cpp:605-633
- // Combine adjacent s_nops to use the immediate operand encoding how long
- // to wait.
- //
- // s_nop N
- // s_nop M
- // =>
- // s_nop (N + M)
----------------
foad wrote:
> Shouldn't this be part of the previous patch?
The scheduler still emits noops one at a time. So we cannot remove this in the earlier patch.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D89754/new/
https://reviews.llvm.org/D89754
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