[all-commits] [llvm/llvm-project] e26a78: Revert rG6078f2fedcac5797ac39ee5ef3fd7a35ef1202d5 ...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: e26a78e70857273c83aaacd4aa0edb36effe70e3
      https://github.com/llvm/llvm-project/commit/e26a78e70857273c83aaacd4aa0edb36effe70e3
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2020-01-15 (Wed, 15 Jan 2020)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64InstructionSelector.cpp
    R llvm/test/CodeGen/AArch64/GlobalISel/select-frameaddr.ll
    R llvm/test/CodeGen/AArch64/GlobalISel/select-returnaddr.ll

  Log Message:
  -----------
  Revert rG6078f2fedcac5797ac39ee5ef3fd7a35ef1202d5 - "[AArch64][GlobalISel]: Support @llvm.{return,frame}address selection."

These intrinsics expand to a variable number of instructions so just like in
ISelLowering.cpp we use custom code to deal with them.

Committing Tim's original patch.

Differential Revision: https://reviews.llvm.org/D65656
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Breaks EXPENSIVE_CHECKS builds.