ref: cd2e59fc8c8256117af2a4cbab235ac2f3f93b06
dir: /doc/asm/labels.htm/
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML> <HEAD> <TITLE>xAsm Labels</TITLE> </HEAD> <BODY BGCOLOR="#692764" TEXT="#F5A0D8" LINK="#8AAEE6" VLINK="#2B9DA4" ALINK="#95F0DA"> <I><H2>Labels</H2></I><HR> <P>One of the assemblers main tasks is to keep track of addresses for you so you don't have to remember obscure numbers but can make do with a meaningful name, a label.<BR> <P>This can be done in a number of ways:<BR> <BR> <TABLE BORDER=0 BGCOLOR="Black" CELLPADDING=8 WIDTH="50%"> <TR> <TD><FONT COLOR="#00FF00"> <PRE>GlobalLabel AnotherGlobal: .locallabel .yet_a_local: ThisWillBeExported:: ;note the two colons</PRE> </FONT></TD> </TR> </TABLE> <P>This is very similar to other assemblers. Local labels are only accessible within the scope they are defined. A scope starts after a global label and ends at the next global label. You may or may not have seen the <B>::</B> feature before. It declares a normal global label but does an <A HREF="export.htm">EXPORT</A> at the same time.<BR> <P>Labels will normally change their value during the <A HREF="../link.htm">link process</A> and are thus <B>not</B> constant.<BR> <BR> <BR><HR> <FONT SIZE="-1"><I><P ALIGN=RIGHT>Last updated 21 June 1997 by <A HREF="mailto:[email protected]">Carsten Sorensen</A></P></I></FONT>