Instruction formats and opcodes instruction fields – Freescale Semiconductor StarCore SC140 User Manual

Page 486

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A-172

SC140 DSP Core Reference Manual

EXTRACT

Instruction Formats and Opcodes

Instruction Fields

Da

JJJ

Single Source Data Register

Dn

FFF

Single Source/Destination Data Register

Db

jjj

Single Source/Destination Data Register

Instruction

Words Cycles Type

Opcode

15

8

7

0

EXTRACT #U6,#u6,Db,Dn

2

1

4

0

0

1

1

j

j

j

0

1

1

0

0

1

F

F

F

1

0

0

1

I

I

I

I

I

I

i

i

i

i

i

i

15

8

7

0

EXTRACT Da,Db,Dn

2

1

4

0

0

1

1

j

j

j

0

1

0

0

0

1

F

F

F

1

0

0

1

0

0

0

0

0

0

0

0

0

J

J

J

000

D0

010

D2

100

D4

110

D6

001

D1

011

D3

101

D5

111

D7

Note:

This instruction can specify D8-D15 as operands by using a prefix.

000

D0

010

D2

100

D4

110

D6

001

D1

011

D3

101

D5

111

D7

Note:

This instruction can specify D8-D15 as operands by using a prefix.

000

D0

010

D2

100

D4

110

D6

001

D1

011

D3

101

D5

111

D7

Note:

This instruction can specify D8-D15 as operands by using a prefix.

#u16

iiiiii

Unsigned 6-bit integer

#U16

IIIIII

Unsigned 6-bit integer

1 1 1 1 1 1 1 1 1 0 0 0 0 1 1 0 0 1 1 0 0 1 0 1 0 1 0 0 0 0 1 1 0 0 1 0 0 0 0 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 1 1 0 0 1 0 1 0 1

0

1
6

3
2

3
9

D2

D4

OFFSET = 14

WIDTH = 12

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