[PATCH] D64119: [PowerPC] Support constraint code "ww"

[Fangrui Song via Phabricator via cfe-commits]

MaskRay created this revision.
MaskRay added reviewers: awilfox, echristo, hfinkel, jsji, kbarton, nemanjai.
Herald added subscribers: llvm-commits, cfe-commits, hiraditya.
Herald added projects: clang, LLVM.

"ww" and "ws" are both constraint codes for VSX vector registers that
holds scalar double data. "ww" is preferred for float while "ws" is
preferred for double.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D64119

Files:
  clang/lib/Basic/Targets/PPC.h
  clang/test/CodeGen/ppc64-inline-asm.c
  llvm/lib/Target/PowerPC/PPCISelLowering.cpp
  llvm/test/CodeGen/PowerPC/inlineasm-vsx-reg.ll
  llvm/test/CodeGen/PowerPC/vec-asm-disabled.ll

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