[all-commits] [llvm/llvm-project] aee439: [M68k] Add subtarget features for M68881/2 FPU

[Min-Yih Hsu via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: aee4399f58f4826180138fb294b6b0359c892709
      https://github.com/llvm/llvm-project/commit/aee4399f58f4826180138fb294b6b0359c892709
  Author: Min-Yih Hsu <minyihh at uci.edu>
  Date:   2023-04-06 (Thu, 06 Apr 2023)

  Changed paths:
    M llvm/lib/Target/M68k/M68k.td
    M llvm/lib/Target/M68k/M68kInstrInfo.td
    M llvm/lib/Target/M68k/M68kSubtarget.cpp
    M llvm/lib/Target/M68k/M68kSubtarget.h
    A llvm/test/CodeGen/M68k/m6888x-features.ll

  Log Message:
  -----------
  [M68k] Add subtarget features for M68881/2 FPU

Note that technically both M68000/010 can use M68881, despite the fact
that usually only M68020 and newer ISAs are equipped with M68881/2.
M68040 and newer processors have builtin M68882.

Differential Revision: https://reviews.llvm.org/D147479