Chapter 9 Writing Machine Language Instructions and Directive Statements
174 Writing Directive Statements
Usage example
Below is an example use of the global directive.
NOTE: If a section name was referred as an external label, declaration with the section
directive, not with the global directive, is necessary.
Example:
sec section CODE,PUBLIC,1
_TEXT section CODE,PUBLIC,1
mov sec, A0
global SUB1 ;external declaration
global READ,
WRITE ;external reference
main jsr READ
.
.
jsr WRITE
.
.
SUB1 mov 0x11, D0
.
.
rts
end