[PATCH] D41721: [X86] Move HasNOPL to a subtarget feature bit. Plumb MCSubtargetInfo through the MCAsmBackend constructor

[Craig Topper via Phabricator via llvm-commits]

craig.topper created this revision.
craig.topper added reviewers: RKSimon, spatel.

After https://reviews.llvm.org/D41349, we can no get a MCSubtargetInfo into the MCAsmBackend constructor. This allows us to get NOPL from a subtarget feature rather than a CPU name blacklist.


https://reviews.llvm.org/D41721

Files:
  lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp
  lib/Target/X86/X86.td
  lib/Target/X86/X86Subtarget.cpp
  lib/Target/X86/X86Subtarget.h

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