[PATCH] D88440: RegAllocFast: Add extra DBG_VALUE for live out spills

Matt Arsenault via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Sep 29 16:54:46 PDT 2020


arsenm added inline comments.


================
Comment at: llvm/test/DebugInfo/X86/subreg.ll:13
 entry:
   call void @llvm.dbg.value(metadata i16 %zzz, metadata !0, metadata !DIExpression()), !dbg !DILocation(scope: !1)
   %conv = sext i16 %zzz to i32, !dbg !7
----------------
aprantl wrote:
> what's up here? Did we regress?
No, this is reverting a previous change to this test to ensure it's still checking the subregister, and not the spill slot as it seems intended to stress


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D88440/new/

https://reviews.llvm.org/D88440



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