[PATCH] D73970: [ARM] Fix non-determenistic behaviour

[Diogo N. Sampaio via Phabricator via llvm-commits]

dnsampaio created this revision.
dnsampaio added a reviewer: samparker.
Herald added subscribers: llvm-commits, hiraditya, kristof.beyls.
Herald added a project: LLVM.

ARM Type Promotion pass does not clear
the container that defines if one variable
was visited or not, missing optimization
opportunities by luck when two llvm:Values
from different functions obtain the are
allocated at the same memory address.

Also fixes a comment and uses existing
method to pop and obtain last element
of the worklist.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D73970

Files:
  llvm/lib/CodeGen/TypePromotion.cpp
  llvm/test/CodeGen/ARM/non-deterministic-type-promotion.ll

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