Specifications

Instruction Fields
A = Register index of operand rA
B = Register index of operand rB
C = Register index of operand rC
Bit Fields
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
A B C 0x1e
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0x1e 0 0x3a
xorhi
Instruction
bitwise logical exclusive or immediate into high halfword
Operation
rB ← rA ^ (IMM16 : 0x0000)
Assembler Syntax
xorhi rB, rA, IMM16
Example
xorhi r6, r7, 100
Description
Calculates the bitwise logical exclusive XOR of rA and
(IMM16 : 0x0000) and stores the result in rB.
Exceptions
None
Instruction Type
I
Instruction Fields
A = Register index of operand rA
B = Register index of operand rB
IMM16 = 16-bit unsigned immediate value
Bit Fields
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
A B IMM16
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IMM16 0x3c
xori
Instruction
bitwise logical exclusive or immediate
Operation
rB ← rA ^ (0x0000 : IMM16)
8-84
xorhi
NII51017
2015.04.02
Altera Corporation
Instruction Set Reference
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