Excalibur electronic A-MNL-NIOSPROG-01.1 用户手册
Altera Corporation
51
32323232
32-Bit Instruction Set
2
3
2
-B
it In
st
st
ru
ctio
n
n
Se
t
t
FILL16
Half-Word Fill
Operation:
R0
← (
h0
RA :
h0
RA)
Assembler Syntax:
FILL16 %r0,%rA
Example:
FILL16 %r0,%i3 ; %r0 gets 2 copies of %i3[0..15]
; first operand must be %r0
Description:
The least significant half-word of RA is copied into both half-word positions
in %r0. %r0 is the only allowed destination operand for FILL instructions.
in %r0. %r0 is the only allowed destination operand for FILL instructions.
Condition Codes:
Flags: Unaffected
Instruction Format:
Rw
Instruction Fields:
A = Register index of operand RA
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
1
1
1
1
1
1
0
0
1
1
A
N
V
Z
C
−
−
−
−