[PATCH] D138582: [AVR] Do not use R0/R1 on avrtiny

[Ayke via Phabricator via llvm-commits]

aykevl updated this revision to Diff 478096.
aykevl edited the summary of this revision.
aykevl added a comment.

- fix zero register save/restore in interrupts
- also test on atmega328p


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D138582/new/

https://reviews.llvm.org/D138582

Files:
  llvm/lib/Target/AVR/AVRExpandPseudoInsts.cpp
  llvm/lib/Target/AVR/AVRFrameLowering.cpp
  llvm/lib/Target/AVR/AVRISelLowering.cpp
  llvm/lib/Target/AVR/AVRISelLowering.h
  llvm/lib/Target/AVR/AVRInstrInfo.td
  llvm/lib/Target/AVR/AVRRegisterInfo.cpp
  llvm/lib/Target/AVR/AVRSubtarget.h
  llvm/test/CodeGen/AVR/features/avr-tiny.ll
  llvm/test/CodeGen/AVR/return.ll

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