[PATCH] D100009: [Statepoint Lowering] Allow other than N byte sized types in deopt bundle

[Yevgeny Rouban via Phabricator via llvm-commits]

yrouban created this revision.
yrouban added reviewers: reames, skatkov, dantrushin.
Herald added subscribers: pengfei, hiraditya, qcolombet.
yrouban requested review of this revision.
Herald added a project: LLVM.

There could be a need for deopt bundle operand's stack slots to be N byte aligned.
This patch introduces an option //-promote-slot-bits-in-selection-dag// that specifies minimum bit size for such slots.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D100009

Files:
  llvm/lib/CodeGen/SelectionDAG/StatepointLowering.cpp
  llvm/test/CodeGen/X86/statepoint-spill-slot-size-promotion.ll

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