[PATCH] D69101: [AIX] Refactor AIX Call Lowering to use CCState. NFCI.

[Chris Bowler via Phabricator via llvm-commits]

cebowleratibm created this revision.
cebowleratibm added reviewers: sfertile, ZarkoCA, jasonliu.
cebowleratibm added a project: LLVM.
Herald added subscribers: llvm-commits, jsji, MaskRay, kbarton, hiraditya, nemanjai.

This patch reworks the AIX call lowering to use CCState.  Some defensive errors are added in this patch to protect from emitting bad code for calling convention logic that has not been implemented by design.  The use of CCState follows the precedent of other targets and enables the reuse of calling convention logic in LowerFormalArguments, which will be rewritten to also use CCState in a later patch.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D69101

Files:
  llvm/lib/Target/PowerPC/PPCISelLowering.cpp

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