Operation
Classification Types Code
No. of
Instructions
Function
Branch
9
BF
Conditional branch, delayed conditional
11
branch (T = 0)
BT
Conditional branch, delayed conditional
branch (T = 1)
BRA
Unconditional branch
Unconditional branch
Branch to subroutine procedure
Branch to subroutine procedure
Unconditional branch
Branch to subroutine procedure
Return from subroutine procedure
MAC register clear
BRAF
BSR
BSRF
JMP
JSR
RTS
System
control
15
CLRMAC
CLRT
CLRS
LDC
75
Clear T bit
Clear S bit
Load to control register
Load to system register
Load PTE to TLB
LDS
LDTLB
NOP
No operation
PREF
RTE
Prefetch data to cache
Return from exception handling
Set S bit
SETS
SETT
SLEEP
STC
Set T bit
Shift to power-down mode
Store from control register
Store from system register
Trap exception handling
STS
TRAPA
Total: 68
188
Rev. 5.00, 09/03, page 37 of 760