[Openmp-commits] [clang] [libcxx] [llvm] [openmp] [libcxxabi] [compiler-rt] [flang] [mlir] [lldb] [clang-tools-extra] [MachineCopyPropagation] When the source of PreviousCopy is undef, we cannot replace sub register (PR #74682)

via Openmp-commits openmp-commits at lists.llvm.org
Wed Dec 13 04:55:56 PST 2023

DianQK wrote:

> I'll try and take a look at the patch. Perhaps you are right that we need a new method for the debug info to use.

Based on https://github.com/llvm/llvm-project/blob/fd8fa31c55a3413f643443ecf3301441428ce513/llvm/docs/InstrRefDebugInfo.md?plain=1#L125-L127, perhaps we could add an `isCopyLikeInstr` method? This should be a good name while changing very little.I 'll give it a try later.


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