Somewhat simplify "sub" instructions.
Correctly sign extend operands for "mul". Put the correct
half of the result in MDR for "mul" and "mulu".
Implement remaining instructions.
Tweak opcode for "syscall".
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| .. | ||
| .Sanitize | ||
| ChangeLog | ||
| configure | ||
| configure.in | ||
| gencode.c | ||
| interp.c | ||
| Makefile.in | ||
| mn10300_sim.h | ||
| simops.c | ||