[PATCH] D135592: [IR] Add support for memory attribute

[Nikita Popov via Phabricator via llvm-commits]

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This implements IR and bitcode support for the memory attribute, as proposed in https://discourse.llvm.org/t/rfc-unify-memory-effect-attributes/65579.

The new attribute is not used for anything yet (and as such, the old memory attributes are unaffected).


https://reviews.llvm.org/D135592

Files:
  llvm/include/llvm/AsmParser/LLParser.h
  llvm/include/llvm/AsmParser/LLToken.h
  llvm/include/llvm/Bitcode/LLVMBitCodes.h
  llvm/include/llvm/IR/Attributes.h
  llvm/include/llvm/IR/Attributes.td
  llvm/include/llvm/IR/ModRef.h
  llvm/lib/AsmParser/LLLexer.cpp
  llvm/lib/AsmParser/LLParser.cpp
  llvm/lib/Bitcode/Reader/BitcodeReader.cpp
  llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
  llvm/lib/IR/Attributes.cpp
  llvm/lib/Transforms/Utils/CodeExtractor.cpp
  llvm/test/Assembler/memory-attribute-errors.ll
  llvm/test/Assembler/memory-attribute.ll

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