IPR-NIOS Altera, IPR-NIOS Datasheet - Page 265

• 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
orhi
December 2010 Altera Corporation
Operation:
Assembler Syntax:
Example:
Description:
Exceptions:
Instruction Type:
Instruction Fields:
31
30
29
A
28
27
26
25
24
B
rB ← rA | (IMM16 : 0x0000)
orhi rB, rA, IMM16
orhi r6, r7, 100
Calculates the bitwise logical OR of rA and (IMM16 : 0x0000) and stores the result in rB.
None
I
A = Register index of operand rA
B = Register index of operand rB
IMM16 = 16-bit signed immediate value
23
22
21
20
19
18
17
bitwise logical or immediate into high halfword
16
15
IMM16
14
13
12
11
10
9
8
Nios II Processor Reference Handbook
7
6
5
4
0x34
3
2
1
8–79
0