[PATCH] D144541: [X86] Save/restore base pointer register when it is clobbered

[LuoYuanke via Phabricator via llvm-commits]

LuoYuanke updated this revision to Diff 500425.
LuoYuanke added a comment.

Rebase and update test case.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D144541/new/

https://reviews.llvm.org/D144541

Files:
  llvm/include/llvm/CodeGen/TargetLowering.h
  llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  llvm/lib/Target/X86/X86FrameLowering.cpp
  llvm/lib/Target/X86/X86FrameLowering.h
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/lib/Target/X86/X86ISelLowering.h
  llvm/test/CodeGen/X86/i386-baseptr.ll
  llvm/test/CodeGen/X86/swifttail-realign.ll
  llvm/test/CodeGen/X86/x86-64-baseptr.ll

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