[PATCH] D78385: [ARM] Allow fma in tail predicated loops

[Dave Green via Phabricator via llvm-commits]

dmgreen created this revision.
dmgreen added reviewers: samparker, SjoerdMeijer, simon_tatham, ostannard.
Herald added subscribers: danielkiss, hiraditya, kristof.beyls.

There are some intrinsics like this that currently block tail predication, but should be fine. This allows fma through, as the one that I ran into. There may be others that need the same treatment but I've only done this one here (I wanted smaller testcases for another patch!)


https://reviews.llvm.org/D78385

Files:
  llvm/lib/Target/ARM/MVETailPredication.cpp
  llvm/test/CodeGen/Thumb2/mve-fma-loops.ll

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