Texas Instruments TMS320C3x User Manual

Page 520

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AND

Bitwise-Logical AND

13-62

Syntax

AND

src, dst

Operands

dst AND src

dst

Operands

src general addressing modes (G):

0 0

any CPU register

0 1

direct

1 0

indirect (disp = 0–255, IR0, IR1)

1 1

immediate (not sign extended)

dst any CPU register

Opcode

31

24 23

16

8 7

0

15

0 0 0 0 0 0 1

dst

src

0 1

G

Description

The bitwise-logical AND between the

dst and src operands is loaded into the

dst register. The dst and src operands are assumed to be unsigned integers.

Cycles

1

Status Bits

These condition flags are modified only if the destination register is R7 – R0.

LUF

Unaffected

LV

Unaffected

UF

0

N

MSB of the output

Z

1 if a 0 result is generated; 0 otherwise

V

0

C

Unaffected

OVM

Operation is not affected by OVM bit value.

Example

AND

R1,R2

Before Instruction

After Instruction

R1

00 0000 0080

R1

00 0000 0080

R2

00 0000 0AFF

R2

00 0000 0080

LUF

0

LUF

0

LV

0

LV

0

UF

0

UF

0

N

0

N

0

Z

0

Z

0

V

0

V

0

C

1

C

1

Mode Bit

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