(mn10300_opcodes): Reorder so as to try and select opcodes from
the core chip when multiple alternatives exist. Change several
am33 instructions to use IMM32_HIGH8_MEM. Fix typos in "mac" and
"macbu" instructions. Fix typos in a couple DSP instructions too.
* m10300-opc.c (USP, SSP, MSP, PC, IMM4, EPSW, RN0, RM1): New
operands for the am33.
(mn10300_opcodes): Add new instructions from the am33.
end-sanitize-am33
* m10300-opc.c (mn10300_opcodes): Change opcode for "syscall".
Snapshot current work.