[PATCH] D53491: [Sparc] Add membar assembler tags

[Daniel Cederman via Phabricator via llvm-commits]

dcederman created this revision.
dcederman added reviewers: jyknight, venkatra, brad.
Herald added subscribers: llvm-commits, jfb, jrtc27, fedor.sergeev.

The Sparc V9 membar instruction can enforce different types of memory orderings depending on the value in its immediate field.  In the architectural manual the type is selected by combining different assembler tags into a mask. This patch adds support for these tags.


Repository:
  rL LLVM

https://reviews.llvm.org/D53491

Files:
  lib/Target/Sparc/AsmParser/SparcAsmParser.cpp
  lib/Target/Sparc/InstPrinter/SparcInstPrinter.cpp
  lib/Target/Sparc/InstPrinter/SparcInstPrinter.h
  lib/Target/Sparc/SparcInstrInfo.td
  test/MC/Sparc/sparcv9-atomic-instructions.s

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