[PATCH] D139621: [AVR] Support 16-bit LDS/STS on AVRTiny.

Ben Shi via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Dec 8 04:26:50 PST 2022


benshi001 created this revision.
benshi001 added reviewers: aykevl, dylanmckay.
Herald added subscribers: Jim, hiraditya.
Herald added a project: All.
benshi001 requested review of this revision.
Herald added subscribers: llvm-commits, jacquesguan.
Herald added a project: LLVM.

LDS/STS are 32-bit instructions on AVR, which can access 64KB data
space. While they are 16-bit instructions on AVRTiny, which can
only access 128B data space.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D139621

Files:
  llvm/lib/Target/AVR/AVRInstrFormats.td
  llvm/lib/Target/AVR/AVRInstrInfo.td
  llvm/lib/Target/AVR/Disassembler/AVRDisassembler.cpp
  llvm/lib/Target/AVR/MCTargetDesc/AVRAsmBackend.cpp
  llvm/test/MC/AVR/inst-lds-tiny.s
  llvm/test/MC/AVR/inst-sts-tiny.s

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