Example 2, Instruction formats and opcodes, Instruction fields – Freescale Semiconductor StarCore SC140 User Manual

Page 711: Subl d0,d1

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SUBL

SC140 DSP Core Reference Manual

A-397

Example 2

subl d0,d1

Instruction Formats and Opcodes

Note:

** indicates serial grouping encoding.

Instruction Fields

Da

JJJ

Single Source Data Register

Dn

FFF

Single Source/Destination Data Register

Register/Memory Address

Before

After

D0

$00 0000 000A

L1:D1

$0:$00 0000 0004

$0:$FF FFFF FFFE

SR

$00E4 0000

$00E4 0001

Instruction

Words Cycles Type

Opcode

15

8

7

0

SUBL Da,Dn

1

1

1

0

*

1

1

0

0

F

F

F

1

0

1

1

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.

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