SH7708 datasheet(44/633 Pages) RENESAS

No. de pieza	SH7708

Descripción Electrónicos	SuperH??RISC engine

PDF	633 Pages

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Fabricante Electrónico	RENESAS [Renesas Technology Corp]

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2.3.3

Instruction Formats

Table 2.3 explains the meaning of instruction formats and source and destination operands. The

meaning of the operands depends on the operation code. The following symbols are used.

xxxx:

Operation code

mmmm: Source register

nnnn:

Destination register

iiii:

Immediate data

dddd:

Displacement

Table 2.3

Instruction Formats

Instruction Format

Source

Operand

Destination

Operand

Instruction

Example

0 format

xxxx

—

NOP

n format

xxxx

nnnn

—

nnnn: register

direct

MOVT Rn

Control register or

system register

nnnn: register

direct

STS

MACH,Rn

Control register or

system register

nnnn: register

indirect with

pre-decrement

STC.L

SR,@–Rn

m format

xxxx

mmmm

xxxx

mmmm: register

direct

Control register

or system

LDC

Rm,SR

mmmm: register

indirect with post-

increment

Control register

or system

LDC.L

@Rm+,SR

mmmm: register

indirect

—

JMP

@Rm

mmmm: PC-

relative using Rm

—

BRAF

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