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Panasonic MN1030 User Manual

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Chapter 10   Writing Assembler Control Statements
198  Conditional Assembly
10.4.4 #iflt, #ifle
Syntax
Syntax for #iflt
Syntax for #ifle
#iflt
expression
#ifle
expression
block1
block1
[#else
[#else
block2]
block2]
#endif
#endif
Functional description
#iflt
If the value of expression is negative, block1 will be assembled.  If it is not negative and an #else 
directive has been coded, block2 will be assembled.
#ifle
If the value of expression is 0 or negative, block1 will be assembled.  If it is positive and an #else 
directive has been coded, block2 will be assembled.
Usage example
The first example will be of #iflt.  A source file is shown below. The "size-16" expression of the #iflt is 
not negative, so block 2 is  assembled
MNXXX
equ
32
;
dsize
macro
size
#iflt
size-
32
mov
0x01, D0
#else
mov
0x02, D0
#endif
endm
_TEXT
section
CODE, PUBLIC, 1
dsize
MNXXX