HD6433644R datasheet(60/549 Pages) RENESAS

60 / 549 page

Section 2 CPU

Rev. 6.00 Sep 12, 2006 page 40 of 526

REJ09B0326-0600

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 condition cc 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

HD6433644R Datasheet(PDF) 60 Page - Renesas Technology Corp

HD6433644R Datasheet(HTML) 60 Page - Renesas Technology Corp

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL