[PATCH] D34337: [PPC] Fix two bugs in frame lowering.

[Tony Jiang via Phabricator via llvm-commits]

jtony updated this revision to Diff 105493.
jtony marked an inline comment as done.
jtony added a comment.

(1) Refactor the messy red zone guard conditions to make it more readable.
(2) Differentiate the red zone behavior for DarwinABI and Non-DarwinABI (SVR4ABI).
(3) Address comments from Hal.


https://reviews.llvm.org/D34337

Files:
  lib/Target/PowerPC/PPCFrameLowering.cpp
  test/CodeGen/PowerPC/ppc-redzone-alignment-bug.ll
  test/CodeGen/PowerPC/svr4-redzone.ll
  test/CodeGen/PowerPC/tailcall1-64.ll

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