[PATCH] D35366: [AArch64][Falkor] Avoid HW prefetcher tag collisions (step 2)

[Geoff Berry via Phabricator via llvm-commits]

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

Avoid HW prefetcher instruction tag collisions in loops by inserting
MOVs to change the base address register of strided loads.


https://reviews.llvm.org/D35366

Files:
  lib/Target/AArch64/AArch64.h
  lib/Target/AArch64/AArch64FalkorHWPFFix.cpp
  lib/Target/AArch64/AArch64TargetMachine.cpp
  test/CodeGen/AArch64/falkor-hwpf-fix.ll
  test/CodeGen/AArch64/falkor-hwpf-fix.mir

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