[PATCH] D78669: PowerPC: Add emergency stack spill slots for SPE

[Justin Hibbits via Phabricator via llvm-commits]

jhibbits created this revision.
jhibbits added a reviewer: PowerPC.
Herald added subscribers: llvm-commits, steven.zhang, shchenz, kbarton, hiraditya, nemanjai, qcolombet.
Herald added a project: LLVM.

The powerpcspe 64-bit load/store only allows a 8-bit delta (32 64-bit
words), so if the stack size is any larger than that, we need extra
spill slots for doing indexing.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D78669

Files:
  llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
  llvm/test/CodeGen/PowerPC/spe-spills.ll

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