[PATCH] D69796: [ARM] Always enable UseAA in the arm backend

[Dave Green via Phabricator via llvm-commits]

dmgreen created this revision.
dmgreen added reviewers: t.p.northover, efriedma, samparker, hfinkel.
Herald added subscribers: hiraditya, kristof.beyls.
Herald added a project: LLVM.

This feature controls whether AA is used into the backend, and was previously turned on for certain subtargets to help create less constrained scheduling graphs. This patch turns it on for all subtargets, so that they can all make use of the extra information to produce better code.


https://reviews.llvm.org/D69796

Files:
  llvm/lib/Target/ARM/ARM.td
  llvm/lib/Target/ARM/ARMSubtarget.h
  llvm/test/CodeGen/ARM/memcpy-ldm-stm.ll
  llvm/test/CodeGen/ARM/thumb1_return_sequence.ll
  llvm/test/CodeGen/ARM/useaa.ll
  llvm/test/CodeGen/ARM/va_arg.ll

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