Moveu.w, Move unsigned immediate word, Status and conditions that affect instruction – Freescale Semiconductor StarCore SC140 User Manual
Page 627: Operation assembler syntax
MOVEU.W
SC140 DSP Core Reference Manual
A-313
MOVEU.W
Move Unsigned Immediate Word
MOVEU.W
to a Register Portion (AGU)
Description
These operations move an immediate unsigned word to a high/low part of a data register (Db) without
changing the other bits in the data register (Db).
Status and Conditions that Affect Instruction
None.
Status and Conditions Changed by Instruction
Example
moveu.w #$2345,d10.l
Operation
Assembler Syntax
#u16
→ Db[31:16]
MOVEU.W #u16,Db.H {0
≤ u16 < 2
16
}
#u16
→ Db[15:0]
MOVEU.W #u16,Db.L {0
≤ u16 < 2
16
}
MOVEU.W #u16,Db.H
Loads an immediate unsigned word into the HP of a data register (Db). The other bits in the register are
unchanged.
MOVEU.W #u16,Db.L
Loads an immediate unsigned word into the LP of a data register (Db). The other bits in the register are
unchanged.
Register Address
Bit Name
Description
Ln
L
Clears the Ln bit in the destination register.
Register/Memory Address
Before
After
Immediate
$2345
D10
$0:$00 ABCD EFFF
$0:$00 ABCD 2345
UNCHANGED
39
0
16
32
UN-
CHANGED
Db
UNCHANGED
39
0
16
Db