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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