[PATCH] D59616: [ARM] Optimize expressions like "return x != 0; " for Thumb1.

[Eli Friedman via Phabricator via llvm-commits]

efriedma updated this revision to Diff 192717.
efriedma added a comment.

Added a couple more tests, including one that generates the subs+sbcs+lsls sequence.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D59616/new/

https://reviews.llvm.org/D59616

Files:
  lib/Target/ARM/ARMISelLowering.cpp
  test/CodeGen/ARM/select-imm.ll
  test/CodeGen/Thumb/umulo-128-legalisation-lowering.ll
  test/CodeGen/Thumb/umulo-32-legalisation-lowering.ll

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