[PATCH] D105872: [PowerPC] prepare more loop load/store instrucitons

[ChenZheng via Phabricator via llvm-commits]

shchenz created this revision.
shchenz added reviewers: jsji, nemanjai, hfinkel, PowerPC.
Herald added subscribers: kbarton, hiraditya.
shchenz requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

This patch extends `PPCLoopInstrFormPrep` pass to prepare more ds/dq form load/store instruction for a loop.

To be specific, now `PPCLoopInstrFormPrep` pass now can prepare for load/store instructions whose addresses are with non-constant diffs.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D105872

Files:
  llvm/lib/Target/PowerPC/PPCLoopInstrFormPrep.cpp
  llvm/test/CodeGen/PowerPC/loop-instr-prep-non-const-increasement.ll

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