[PATCH] D81460: [PowerPC] Implement probing for prologue

[Kai Luo via Phabricator via llvm-commits]

lkail created this revision.
lkail added reviewers: hfinkel, PowerPC, jonpa, serge-sans-paille, nemanjai, sfertile, jsji.
Herald added subscribers: llvm-commits, shchenz, kbarton, hiraditya.
Herald added a project: LLVM.
lkail added a parent revision: D81358: [PowerPC] Implement probing for dynamic stack allocation.
Herald added a subscriber: wuzish.
lkail added a child revision: D81355: [PowerPC] Enable -fstack-clash-protection option for ppc64.

This patch is part of supporting `-fstack-clash-protection`. Implemented probing when emitting prologue.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D81460

Files:
  llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
  llvm/lib/Target/PowerPC/PPCFrameLowering.h
  llvm/lib/Target/PowerPC/PPCInstr64Bit.td
  llvm/lib/Target/PowerPC/PPCInstrInfo.td
  llvm/test/CodeGen/PowerPC/stack-clash-prologue.ll

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