[PATCH] D44918: [RegisterCoalescing] Don't move COPY if it would interfere with another value

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.
Herald added subscribers: bjope, tpr, atanasyan, jrtc27.
Herald added projects: LLVM, All.


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Comment at: llvm/trunk/test/CodeGen/Mips/coalesce-partial-redundant-reguse-terminator.mir:1
+# RUN: llc -march=mips64 -o - %s -run-pass=simple-register-coalescing | FileCheck %s
+
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This testcase is invalid and fails the verifier with -verify-coalescing. I'm not sure how to reproduce the original problem while preserving correct value numbering


Repository:
  rL LLVM

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  https://reviews.llvm.org/D44918/new/

https://reviews.llvm.org/D44918