Move.l, Appendix a, “move long word, Agu) move.l – Freescale Semiconductor StarCore SC140 User Manual
Page 586: Move long word (agu), Description
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SC140 DSP Core Reference Manual
MOVE.L
MOVE.L
Move Long Word (AGU)
MOVE.L
Description
These operations move an immediate long word (32-bit data) into a register, or move a long word between
registers. MOVE.L instructions that write to a data register clear the destination register’s limit tag bit (Ln
bit).
Status and Conditions Changed by Instruction
Instruction Formats and Opcodes
Operation
Assembler Syntax
#s32
→ C4
MOVE.L #s32,C4 {–2
31
≤ s32 < 2
31
}
#u32
→ C1
MOVE.L #u32,C1 {0
≤ u32 < 2
32
}
C4
↔ Db
MOVE.L C4,Db
MOVE.L Db,C4
C2
↔ Db
MOVE.L C2,Db
MOVE.L Db,C2
MOVE.L #s32,C4
Loads an immediate signed long word into a general register.
MOVE.L #u32,C1
Loads an immediate unsigned long word into a control register.
MOVE.L C4,Db
MOVE.L Db,C4
Moves a long word between a selected data register and a selected general register.
MOVE.L C2,Db
MOVE.L Db,C2
Moves a long word between a selected data register and a selected general register.
Register Address
Bit Name
Description
Ln
L
Clears the Ln bit in the destination register.
Instruction
Words Cycles Type
Opcode
15
8
7
0
MOVE.L #s32,C4
3
1
3
0
0
1
1
D D D D
i
i
i
I
I
0
D
0
SIGN
EXTENSION
39
0
32
Db