HD6433636SW datasheet(51/418 Pages) RENESAS

Nome de Peças	HD6433636SW

Descrição Electrónicos	8-Bit Microcomputer

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2.5.6

Branching Instructions

Table 2.9 describes the branching instructions. Figure 2.8 shows their object code formats.

Table 2.9

Branching Instructions

Instruction

Size

Function

Bcc

—

Branches to the designated address if the specified condition is true.

The branching conditions are given below.

Mnemonic

Description

Condition

BRA (BT)

Always (true)

Always

BRN (BF)

Never (false)

Never

BHI

High

∨ Z = 0

BLS

Low or same

∨ Z = 1

BCC (BHS)

Carry clear (high or same)

C = 0

BCS (BLO)

Carry set (low)

C = 1

BNE

Not equal

Z = 0

BEQ

Equal

Z = 1

BVC

Overflow clear

V = 0

BVS

Overflow set

V = 1

BPL

Plus

N = 0

BMI

Minus

N = 1

BGE

Greater or equal

⊕ V = 0

BLT

Less than

⊕ V = 1

BGT

Greater than

∨ (N ⊕ V) = 0

BLE

Less or equal

∨ (N ⊕ V) = 1

JMP

—

Branches unconditionally to a specified address

BSR

—

Branches to a subroutine at a specified address

JSR

—

Branches to a subroutine at a specified address

RTS

—

Returns from a subroutine

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