Motorola M68CPU32BUG Manuel d'utilisateur Page 109

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ASSEMBLER/DISASSEMBLER
M68CPU32BUG/D 4-7
Table 4-1 summarizes the CPU32Bug one-line assembler addressing modes.
Table 4-1. CPU32Bug Assembler Addressing Modes
Format Description
Dn Data register direct
An Address register direct
(An) Address register indirect
(An)+ Address register indirect with post-increment
-(An) Address register indirect with pre-decrement
d(An) Address register indirect with displacement
d(An,Xi) Address register indirect with index, 8-bit displacement
(bd,An,Xi) Address register indirect with index, base displacement
ADDR(PC) Program counter indirect with displacement
ADDR(PC,Xi) Program counter indirect with index, 8-bit displacement
(ADDR,PC,Xi) Program counter indirect with index, base displacement
(xxxx).W Absolute word address
(xxxx).L Absolute long address
#xxxx Immediate data
The user may use an expression in any numeric field of these addressing modes. The assembler
has a built in expression evaluator that supports the following operand types and operators:
Binary numbers (%10 )
Octal numbers (@76543210)
Decimal numbers (&9876543210)
Hexadecimal numbers ($FEDCBA9876543210)
String literals (’CHAR’ )
Offset registers (R0-R7)
Program counter (*)
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