[PATCH] D99675: [llvm][clang] Create new intrinsic llvm.arith.fence to control FP optimization at expression level

[Melanie Blower via Phabricator via llvm-commits]

mibintc updated this revision to Diff 350307.
mibintc added a comment.

This patch addresses all of @craig.topper comments and adds documentation for the new intrinsic to the language reference as requested by @LuoYuanke nke


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D99675/new/

https://reviews.llvm.org/D99675

Files:
  llvm/docs/LangRef.rst
  llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
  llvm/include/llvm/CodeGen/BasicTTIImpl.h
  llvm/include/llvm/CodeGen/ISDOpcodes.h
  llvm/include/llvm/CodeGen/SelectionDAGISel.h
  llvm/include/llvm/IR/IRBuilder.h
  llvm/include/llvm/IR/Intrinsics.td
  llvm/include/llvm/Support/TargetOpcodes.def
  llvm/include/llvm/Target/Target.td
  llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
  llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
  llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
  llvm/test/CodeGen/X86/arithmetic_fence.ll
  llvm/test/CodeGen/X86/arithmetic_fence2.ll

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