IPR-NIOS Altera, IPR-NIOS Datasheet - Page 277

• Manufacturer Part Number: IPR-NIOS
• Description: IP NIOS II MEGACORE RENEW
• Manufacturer: Altera
• Type: MegaCorer

Specifications of IPR-NIOS

• License: Renewal License
• Lead Free Status / RoHS Status: Not applicable / Not applicable

Chapter 8: Instruction Set Reference
Instruction Set Reference
srl
December 2010 Altera Corporation
Operation:
Assembler Syntax:
Example:
Description:
Usage:
Exceptions:
Instruction Type:
Instruction Fields:
31
30
29
A
28
27
26
25
24
B
rC ← (unsigned) rA >> ((unsigned) rB
srl rC, rA, rB
srl r6, r7, r8
Shifts rA right by the number of bits specified in rB
result in rC. Bits 31–5 are ignored.
srl performs the unsigned >> operation of the C programming language.
None
R
A = Register index of operand rA
B = Register index of operand rB
C = Register index of operand rC
23
22
21
20
19
C
18
17
16
15
14
0x1b
4..0
)
13
12
11
4..0
10
(inserting zeroes), and then stores the
9
0
8
Nios II Processor Reference Handbook
7
6
shift right logical
5
4
0x3a
3
2
1
8–91
0