[PATCH] D60698: [ARM] add target arch definitions for 8.1-M and MVE.

[Simon Tatham via Phabricator via llvm-commits]

simon_tatham created this revision.
simon_tatham added reviewers: dmgreen, samparker, SjoerdMeijer.
Herald added subscribers: llvm-commits, dexonsmith, hiraditya, kristof.beyls, javed.absar.
Herald added a project: LLVM.

This adds:

- LLVM subtarget features to make all the new instructions conditional on
- CPU and FPU names for use on armclang's command line, with default FPUs set so that "armv8.1-m.main+fp" and "armv8.1-m.main+fp.dp" will select the right FPU features
- architecture extension names "mve" and "mve.fp"
- ABI build attribute support for v8.1-M (a new value for Tag_CPU_arch) and MVE (a new actual tag)


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D60698

Files:
  llvm/include/llvm/ADT/Triple.h
  llvm/include/llvm/Support/ARMAttributeParser.h
  llvm/include/llvm/Support/ARMBuildAttributes.h
  llvm/include/llvm/Support/ARMTargetParser.def
  llvm/include/llvm/Support/ARMTargetParser.h
  llvm/lib/Object/ELFObjectFile.cpp
  llvm/lib/Support/ARMAttributeParser.cpp
  llvm/lib/Support/ARMBuildAttrs.cpp
  llvm/lib/Support/ARMTargetParser.cpp
  llvm/lib/Support/Triple.cpp
  llvm/lib/Target/ARM/ARM.td
  llvm/lib/Target/ARM/ARMPredicates.td
  llvm/lib/Target/ARM/ARMSubtarget.h
  llvm/lib/Target/ARM/MCTargetDesc/ARMTargetStreamer.cpp
  llvm/test/CodeGen/ARM/build-attributes.ll

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