beautypg.com

Texas Instruments MSP50C6xx User Manual

Page 126

background image

Instruction Classification

4-40

Table 4–31. Class 7 Instruction Encoding and Description

Bit

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

VCALL

vector8

1

1

1

1

1

1

1

0

1

vector8

Jcc

1

0

0

0

0

0

Not

cc

Rx

pm

JMP *An

1

0

0

0

1

0

x

An

x

Ccc

1

0

0

0

0

1

Not

cc

x

CALL *An

1

0

0

0

1

1

x

An

x

cc

cc names

Description

cc

cc name

Not cc name

0

0

0

0

0

Z

NZ

Conditional on ZF=1

0

0

0

0

1

S

NS

Conditional on SF=1

0

0

0

1

0

C

NC

Conditional on CF=1

0

0

0

1

1

B

NB

Conditional on ZF=0 and CF=0

0

0

1

0

0

A

NA

Conditional on ZF=0 and CF=1

0

0

1

0

1

G

NG

Conditional on SF=0 and ZF=0

0

0

1

1

0

E

NE

Conditional if ZF=1 and OF=0

0

0

1

1

1

O

NO

Conditional if OF=1

0

1

0

0

0

RC

RNC

Conditional on RCF=1

0

1

0

0

1

RA

RNA

Conditional on RZF=0 and RCF=1

0

1

0

1

0

RE

RNE

Conditional on RZF=1

0

1

0

1

1

REZI

Conditional on value of Rx=0 (Not available on Calls)

0

1

1

0

0

RLZI

Conditional on MSB of Rx=1. Not available on Calls.

0

1

1

0

1

L

NL

Conditional on ZF=0 and SF=1

0

1

1

1

0

Not assigned

0

1

1

1

1

Not assigned

1

0

0

0

0

TF1

NTF1

Conditional on TF1

1

0

0

0

1

TF2

NTF2

Conditional on TF2

1

0

0

1

0

TAG

NTAG

Conditional on TAG

1

0

0

1

1

IN1

NIN1

Conditional on IN1 status

1

0

1

0

0

IN2

NIN2

Conditional on IN2 status