[PATCH] D37356: LiveIntervalAnalysis: Fix alias regunit reserved definition
Krzysztof Parzyszek via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Aug 31 14:30:05 PDT 2017
kparzysz added inline comments.
================
Comment at: lib/CodeGen/LiveIntervalAnalysis.cpp:279
if (!MRI->reg_empty(Reg))
LRCalc->createDeadDefs(LR, Reg);
// A register unit is considered reserved if all its roots and all their
----------------
Should this still happen if Reg is reserved? For reserved units, the LR will only have dead defs. Is that the intent?
Repository:
rL LLVM
https://reviews.llvm.org/D37356
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