Re: [Qemu-devel] [PATCH v1 1/8] target/avr: Add instruction decoder

2019-05-05 Thread Richard Henderson
On 5/4/19 1:36 AM, Sarah Harris wrote: > This utility module builds a decision tree to decode instructions, starting > from a human readable list of instruction bit patterns. > Automatic tree generation will hopefully be more efficient and more > maintainable than a hand-designed opcode parser. >

[Qemu-devel] [PATCH v1 1/8] target/avr: Add instruction decoder

2019-05-04 Thread Sarah Harris
This utility module builds a decision tree to decode instructions, starting from a human readable list of instruction bit patterns. Automatic tree generation will hopefully be more efficient and more maintainable than a hand-designed opcode parser. Tree generation happens at startup because this