[PATCH] D47369: [DebugInfo][ScheduleDAGInstrs] Prevent scheduler from reordering DBG_VALUE instructions through their clobbering MIs

[Andrew Zhogin via Phabricator via llvm-commits]

andrew.zhogin added a comment.

In https://reviews.llvm.org/D47369#1112341, @dberris wrote:

> Is this only an issue with AArch64, or is this more generic? Have you seen how this applies to other targets (say X86)?


I have reproduced it for AArch64, but it is generic problem and may occur for any target. And cut debug-loc liveranges for some variables (with >=https://reviews.llvm.org/owners/package/1/ optimizations).


Repository:
  rL LLVM

https://reviews.llvm.org/D47369