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Tlti, Trap if less than immediate – NEC Network Controller uPD98502 User Manual

Page 581

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APPENDIX A MIPS III INSTRUCTION SET DETAILS

Preliminary User’s Manual S15543EJ1V0UM

581

TLTI

Trap If Less Than Immediate

TLTI

rs

REGIMM

0 0 0 0 0 1

TLTI

0 1 0 1 0

immediate

31

26 25

21 20

16 15

0

6

5

5

16

Format:

TLTI rs, immediate

Description:

The 16-bit

immediate is sign-extended and compared to the contents of general register rs. Considering both

quantities as signed integers, if the contents of general register

rs are less than the sign-extended immediate, a

trap exception occurs.

Operation:

32

T:

if GPR [rs] < (immediate

15

)

16

|| immediate

15...0

then

TrapException

endif

64

T:

if GPR [rs] < (immediate

15

)

48

|| immediate

15...0

then

TrapException

endif

Exceptions:

Trap exception