[PATCH] D77531: [PowerPC] Add some InstAlias for mtspr/mfspr instructions.

[Zhang Kang via Phabricator via llvm-commits]

ZhangKang created this revision.
ZhangKang added reviewers: PowerPC, kbarton, nemanjai, hfinkel, jsji, steven.zhang.
ZhangKang added a project: LLVM.
Herald added subscribers: shchenz, wuzish, hiraditya.

We have defined `MTSPR/MFSPR` and `MTSPR8/MFSPR8`, but we only defined  mtspr/mfspr InstAlias for some `MTSPR/MFSPR`. 
This patch is to add the InstAlias definitions for `MTSPR8/MFSPR8`, and add the some new mtspr/mfspr InstAlias we may use.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D77531

Files:
  llvm/lib/Target/PowerPC/PPCInstr64Bit.td
  llvm/lib/Target/PowerPC/PPCInstrInfo.td
  llvm/test/MC/Disassembler/PowerPC/ppc64-encoding-ext.txt
  llvm/test/MC/PowerPC/ppc64-encoding-ext.s

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