Fujitsu FR60 Hardware Manual page 96

CHAPTER 3 CPU AND CONTROL UNITS
❍ RET:D instruction
RP referenced by the RET:D instruction is not affected even though RP is updated by the
instruction in the delay slot.
[Example]
❍ Bcc:D rel instruction
The flag referenced by the Bcc:D rel instruction is not affected by the instruction in the delay
slot.
[Example]
❍ CALL:D instruction
If RP is referenced by an instruction in the delay slot of the CALL:D instruction, the data that has
been updated by the CALL:D instruction is read.
[Example]
76
RET:D
MOV R8, RP
...
ADD #1, R0
BC:D Overflow
AND CCR #0
...
CALL:D Label
MOV RP, R0
...
; Branch to address defined beforehand in RP
; No effect on the return operation
; Flag change
; Branch to execution result of above
instruction
; This flag update is not referenced by the
above branch instruction.
; Updating RP and branching
; Transferring RP, execution result of above
CALL:D