[PATCH] D81354: [PowerPC][NFC] Refactor lowerDynamicAlloc

[Kai Luo via Phabricator via llvm-commits]

lkail created this revision.
lkail added reviewers: PowerPC, hfinkel.
Herald added subscribers: llvm-commits, shchenz, kbarton, hiraditya, nemanjai.
Herald added a project: LLVM.

When performing dynamic stack allocation, calculation of frame pointer and actual negsize can be separated. This patch refactors `lowerDynamicAlloc` in preparation of supporting `-fstack-clash-protection` which also has to calculate actual frame pointer and negsize.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D81354

Files:
  llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
  llvm/lib/Target/PowerPC/PPCRegisterInfo.h

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