SH7708 datasheet(58/633 Pages) RENESAS

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Table 2.10 lists the SH7708 Series branch instructions.

Table 2.10

Branch Instructions

Instruction

Operation

Code

Privileged

Mode

Cycles

T Bit

label

If T = 0, disp

× 2 + PC Æ PC;

if T = 1, nop (where label is

disp + PC)

10001011dddddddd

—

3/1*

—

BF/S

label

Delayed branch, if T = 0,

disp

× 2 + PC → PC;

if T = 1, nop

10001111dddddddd

—

2/1*

—

label

Delayed branch, if T = 1,

disp

× 2 + PC → PC;

if T = 0, nop

10001001dddddddd

—

3/1*

—

BT/S

label

If T = 1, disp

× 2 + PC → PC;

if T = 0, nop

10001101dddddddd

—

2/1*

—

BRA

label

Delayed branch,

disp

× 2 + PC → PC

1010dddddddddddd

—2

—

BRAF

Delayed branch,

Rm + PC

→ PC

0000mmmm00100011

—2

—

BSR

label

Delayed branch, PC

→ PR,

disp

× 2 + PC → PC

1011dddddddddddd

—2

—

BSRF

Delayed branch, PC

→ PR,

Rm + PC

→ PC

0000mmmm00000011

—2

—

JMP

@Rm

Delayed branch, Rm

→ PC

0100mmmm00101011

—2

—

JSR

@Rm

Delayed branch, PC

→ PR,

→ PC

0100mmmm00001011

—2

—

RTS

Delayed branch, PR

→ PC

0000000000001011

—2

—

Note: * One state when there is no branch.

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