NEC uPD98502 User Manual page 580

Network controller
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TLT
31
26 25
SPECIAL
0 0 0 0 0 0
6
Format:
TLT rs, rt
Description:
The contents of general register rt are compared to general register rs . Considering both quantities as signed
integers, if the contents of general register rs are less than the contents of general register rt , a trap exception
occurs.
The code field is available for use as software parameters, but is retrieved by the exception handler only by loading
the contents of the memory word containing the instruction.
Operation:
32, 64 T:
if GPR [rs] < GPR [rt] then
TrapException
endif
Exceptions:
Trap exception
580
APPENDIX A MIPS III INSTRUCTION SET DETAILS
Trap If Less Than
21 20
16 15
rs
rt
5
5
Preliminary User's Manual S15543EJ1V0UM
6 5
code
1 1 0 0 1 0
10
TLT
0
TLT
6

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