[PATCH] D49459: [ARM] Avoid spilling lr with Thumb1 tail calls.

[Eli Friedman via Phabricator via llvm-commits]

efriedma updated this revision to Diff 156186.
efriedma added a comment.

Use MachineFrameInfo::hasTailCall() instead of iterating over the function.


Repository:
  rL LLVM

https://reviews.llvm.org/D49459

Files:
  lib/Target/ARM/ARMFrameLowering.cpp
  test/CodeGen/ARM/v8m-tail-call.ll

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