todo

arm的模拟器

Short-term list:
1. ARMv5 (LDC2, STC2, MCR2, MRC2, CDP2, BKPT, PLD), Thumb, XSCALE extensions
2. LCD, Touch-screen, NIC, Flash, ...
3. GDB remote debugger interface
4. Support for 64-bit host platforms.

Long-term list:
4. Class restructuring for better OOP?
5. Cycle accurate simulator from arm.isa?
6. Direct translation (like QEMU) based on arm.isa?