SH7708 datasheet(49/633 Pages) RENESAS

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Table 2.4

Classification of Instructions (cont)

Classification

Types

Operation

Code

Function

No. of

Instructions

Branch

Conditional branch, delayed conditional

branch (T = 0)

Conditional branch, delayed conditional

branch (T = 1)

BRA

Unconditional branch

BRAF

Unconditional branch

BSR

Branch to subroutine procedure

BSRF

Branch to subroutine procedure

JMP

Unconditional branch

JSR

Branch to subroutine procedure

RTS

Return from subroutine procedure

System

CLRT

T bit clear

control

CLRMAC

MAC register clear

CLRS

Clear S bit

LDC

Load to control register

LDS

Load to system register

LDTLB

Load PTE to TLB

NOP

No operation

PREF

Prefetch data to cache

RTE

Return from exception handling

SETS

Set S bit

SETT

Set T bit

SLEEP

Shift to power-down mode

STC

Store from control register

STS

Store from system register

TRAPA

Trap exception handling

Total:

188

Table 2.5 lists the SH7708 Series instruction code formats.

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