[PATCH] D108691: [PowerPC] Propagate undef from MMA assemble

Wed Aug 25 03:06:07 PDT 2021

lkail added inline comments.

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Comment at: llvm/test/CodeGen/PowerPC/ppc64-acc-regalloc-bugfix.ll:4
 ; RUN:     -mcpu=pwr10 -ppc-vsr-nums-as-vr -ppc-asm-full-reg-names < %s \
-; RUN:    | FileCheck %s
+; RUN:     -ppc-track-subreg-liveness | FileCheck %s

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I don't quite understand you both add a new option and change the IR. The IR is legal and if adding this new option leads to a crash, I think we should seek the reason behind it. Changing IR might be a workaround, but not addressing the root cause.

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D108691/new/

https://reviews.llvm.org/D108691