Chapter 8 Writing Source Statements

8.8Reserved Words

The assembler gives special meanings to the symbols listed below, so they cannot be used for other purposes. These symbols are called reserved words.

Either all upper-case or all lower-case letters may be used to code reserved words, but they cannot be mixed within one reserved word.

Machine language instruction mnemonics

Port names

Register names

Address constants

Directives

Assembler control instructions

Macro control instructions

Except for machine language instruction mnemonics and port names, the reserved words are listed below.

Register name

d0, d1, d2, d3, a0, a1,a2, a3, PSW, mdr, sp

Address constants

a

 

Directives

align, dc,

ds, dw, end, equ, global, listoff,

 

liston, xlistoff, xliston, notation, org, opt,

 

page, radix, section, tit, funcinfo, assign

Assembler control

define, if,

ifb, ifdef, ifeq, ifge, ifgt, ifle,

instructions

iflt, ifn, ifnb, ifndef, ifneq, include, undef

Macro control

endm, exitm, irp, irpc, local, macro, purg, rept

instructions

 

 

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Panasonic MN1030 user manual Reserved Words, D0, d1, d2, d3, a0, a1,a2, a3, PSW, mdr, sp