Summary

Reintroduce ARM64 MMX opcode recompilation again, this time with unrolling enabled.

Also makes FP_ENTER/MMX_ENTER uops instead call back to common interpreter implementation to reduce bugs and maintenance burden.

Checklist

• I have tested my changes locally and validated that the functionality works as intended
• I have discussed this with core contributors already
• This pull request requires changes to the ROM set
  • I have opened a roms pull request - https://github.com/86Box/roms/pull/changeme/

References

None.