[PATCH] D40696: Enable aggressive FMA on T99 and provide AArch64 option for other micro-arch's

[Stefan Teleman via Phabricator via llvm-commits]

steleman created this revision.
Herald added subscribers: kristof.beyls, javed.absar, rengolin, aemerson.

This patch enables aggressive FMA by default on T99, and provides a -mllvm option to enable the same on other AArch64 micro-arch's (-mllvm -aarch64-enable-aggressive-fma).

Test case demonstrating the effects on T99 is included.


Repository:
  rL LLVM

https://reviews.llvm.org/D40696

Files:
  lib/Target/AArch64/AArch64ISelLowering.cpp
  lib/Target/AArch64/AArch64ISelLowering.h
  test/CodeGen/AArch64/fma-aggressive.ll

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