Figure a-4. condition codes computation – Motorola DSP96002 User Manual

Page 193

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background image

MOTOROLA

DSP96002 USER’S MANUAL

A - 5

Mnemonic

A

–

R LR I

N

Z

V

C

Special Definitions

ABS

–

–

–

–

*

*

*

–

ADD

–

–

–

–

–

*

*

*

ADDC

–

–

–

–

*

?

*

*

Note 1

AND

–

–

–

–

*

*

0

–

ANDC

–

–

–

–

*

*

0

–

ANDI

?

?

?

?

?

?

?

?

Note 2

ASL

–

–

–

–

*

*

?

?

Note 3,4

ASR

–

–

–

–

*

*

0

?

Note 3

Bcc

–

–

–

–

–

–

–

–

BCHG

?

?

?

?

?

?

?

?

Note 29

BCLR

?

?

?

?

?

?

?

?

Note 30

BFIND

–

–

–

–

?

?

0

–

Note 15,24

BRA

–

–

–

–

–

–

–

–

BRCLR

–

–

–

–

–

–

–

–

BRSET

–

–

–

–

–

–

–

–

BScc

–

–

–

–

–

–

–

–

BSCLR

–

–

–

–

–

–

–

–

BSET

?

?

?

?

?

?

?

?

Note 31

BSR

–

–

–

–

–

–

–

–

BSSET

–

–

–

–

–

–

–

–

BTST

–

–

–

–

–

–

–

?

Note 5

CLR

–

–

–

–

*

*

0

–

CMP

?

–

?

–

*

*

*

*

Note 32,33

CMPG

?

?

1

–

*

*

*

?

Note 23,32,34

DEBUGcc

–

–

–

–

–

–

–

–

DEC

–

–

–

–

*

*

*

*

DO

–

–

–

–

–

–

–

–

DOR

–

–

–

–

–

–

–

–

ENDDO

–

–

–

–

–

–

–

–

EOR

–

–

–

–

*

*

0

–

EXT

–

–

–

–

*

*

0

–

EXTB

–

–

–

–

*

*

0

–

FABS.S

–

–

–

*

*

*

–

–

FABS.X

–

–

–

*

*

*

–

–

FADD.S

–

–

–

*

*

*

–

–

FADD.X

–

–

–

*

*

*

–

–

FADDSUB.S

–

–

–

?

?

?

–

–

Note 9,10,11

FADDSUB.X

–

–

–

?

?

?

–

–

Note 9,10,11

FBcc

–

–

–

–

–

–

–

–

FBScc

–

–

–

–

–

–

–

–

FCLR

–

–

–

*

*

*

–

–

FCMP

?

?

?

?

*

?

–

–

Note 27,35,36,37,40

FCMPG

?

?

1

?

*

?

–

?

Note 27,35,38,39,40

FCMPM

–

–

–

?

*

?

–

–

Note 27,40

FCOPYS.S

–

–

–

*

*

*

–

–

Symbols: * Set according to the standard definition by the result

- Not affected by the operation
0 Cleared
1 Set
? Set according to the special computation definition by the result of the operation

Figure A-4. Condition Codes Computation

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