[all-commits] [llvm/llvm-project] 2bca7d: [AMDGPU] Graceful abort for waterfalls in SIOptimi...
Carl Ritson via All-commits
all-commits at lists.llvm.org
Mon Apr 11 22:16:28 PDT 2022
Author: Carl Ritson <carl.ritson at amd.com>
Date: 2022-04-12 (Tue, 12 Apr 2022)
[AMDGPU] Graceful abort for waterfalls in SIOptimizeVGPRLiveRange
If the CFG structure of a waterfall loop is not the expected shape
then gracefully abort traversing the IR for the given loop.
This applies to nest waterfall loops which are not supported by
the VGPR live range optimizer.
Reviewed By: ruiling
Differential Revision: https://reviews.llvm.org/D123480
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