When emulating the 16 bits instructions, the mapping of general
purpose registers is not the same as 32 bits instructions.
Example:
'LWI450 r16, [r15]' 16-bit instruction will be decoded as
'1011010110001110', the target register field is decode as index=12.
When emulating the 16 bits instructions, the mapping of general
purpose registers is not the same as 32 bits instructions.
Example:
'LWI450 r16, [r15]' 16-bit instruction will be decoded as
'1011010110001110', the target register field is decode as index=12.
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