mirror of
https://github.com/gbdev/rgbds.git
synced 2025-11-28 13:57:48 +00:00
converted DOS linebreaks to UNIX
This commit is contained in:
@@ -1,50 +1,50 @@
|
||||
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
|
||||
"http://www.w3.org/TR/html4/loose.dtd">
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<TITLE>xAsm REPT, ENDR</TITLE>
|
||||
</HEAD>
|
||||
|
||||
<BODY BGCOLOR="#692764" TEXT="#F5A0D8" LINK="#8AAEE6" VLINK="#2B9DA4" ALINK="#95F0DA">
|
||||
<I><H2>REPT<BR>
|
||||
ENDR
|
||||
</H2></I>
|
||||
<HR>
|
||||
|
||||
<P>Suppose you're feeling lazy and you want to unroll a time consuming loop. <B>REPT</B> is here for that purpose. Everything between REPT and ENDR will be repeated a number of times just as if you done a copy/paste operation yourself<BR>
|
||||
<BR>
|
||||
<TABLE BORDER=0 BGCOLOR="Black" CELLPADDING=8 WIDTH="50%">
|
||||
<TR>
|
||||
<TD><FONT COLOR="#00FF00">
|
||||
<PRE>REPT 4
|
||||
add a,c
|
||||
ENDR</PRE>
|
||||
</FONT></TD>
|
||||
</TR>
|
||||
</TABLE>
|
||||
<P>This will assemble <B>add a,c</B> four times.<BR>
|
||||
<P>You can also use REPT to generate tables on the fly:
|
||||
<TABLE BORDER=0 BGCOLOR="Black" CELLPADDING=8 WIDTH="50%">
|
||||
<TR>
|
||||
<TD><FONT COLOR="#00FF00">
|
||||
<PRE>; --
|
||||
; -- Generate a 256 byte sine table with values between 0 and 128
|
||||
; --
|
||||
ANGLE SET 0.0
|
||||
REPT 256
|
||||
DB (MUL(64.0,SIN(ANGLE))+64.0)>>16
|
||||
ANGLE SET ANGLE+256.0
|
||||
ENDR</PRE>
|
||||
</FONT></TD>
|
||||
</TR>
|
||||
</TABLE>
|
||||
|
||||
REPT is also very useful in recursive macros and as in macros you can also use the special label operator \@. REPT-blocks can be nested.<BR>
|
||||
|
||||
<H3>See also:</H3>
|
||||
<UL>
|
||||
<LI><A HREF="macro.htm#labelsuffix">\@</A>
|
||||
</UL>
|
||||
|
||||
<BR><HR>
|
||||
<FONT SIZE="-1"><I><P ALIGN=RIGHT>Last updated 21 June 1997 by <A HREF="mailto:surfsmurf@matilde.demon.co.uk">Carsten Sorensen</A></P></I></FONT>
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<TITLE>xAsm REPT, ENDR</TITLE>
|
||||
</HEAD>
|
||||
|
||||
<BODY BGCOLOR="#692764" TEXT="#F5A0D8" LINK="#8AAEE6" VLINK="#2B9DA4" ALINK="#95F0DA">
|
||||
<I><H2>REPT<BR>
|
||||
ENDR
|
||||
</H2></I>
|
||||
<HR>
|
||||
|
||||
<P>Suppose you're feeling lazy and you want to unroll a time consuming loop. <B>REPT</B> is here for that purpose. Everything between REPT and ENDR will be repeated a number of times just as if you done a copy/paste operation yourself<BR>
|
||||
<BR>
|
||||
<TABLE BORDER=0 BGCOLOR="Black" CELLPADDING=8 WIDTH="50%">
|
||||
<TR>
|
||||
<TD><FONT COLOR="#00FF00">
|
||||
<PRE>REPT 4
|
||||
add a,c
|
||||
ENDR</PRE>
|
||||
</FONT></TD>
|
||||
</TR>
|
||||
</TABLE>
|
||||
<P>This will assemble <B>add a,c</B> four times.<BR>
|
||||
<P>You can also use REPT to generate tables on the fly:
|
||||
<TABLE BORDER=0 BGCOLOR="Black" CELLPADDING=8 WIDTH="50%">
|
||||
<TR>
|
||||
<TD><FONT COLOR="#00FF00">
|
||||
<PRE>; --
|
||||
; -- Generate a 256 byte sine table with values between 0 and 128
|
||||
; --
|
||||
ANGLE SET 0.0
|
||||
REPT 256
|
||||
DB (MUL(64.0,SIN(ANGLE))+64.0)>>16
|
||||
ANGLE SET ANGLE+256.0
|
||||
ENDR</PRE>
|
||||
</FONT></TD>
|
||||
</TR>
|
||||
</TABLE>
|
||||
|
||||
REPT is also very useful in recursive macros and as in macros you can also use the special label operator \@. REPT-blocks can be nested.<BR>
|
||||
|
||||
<H3>See also:</H3>
|
||||
<UL>
|
||||
<LI><A HREF="macro.htm#labelsuffix">\@</A>
|
||||
</UL>
|
||||
|
||||
<BR><HR>
|
||||
<FONT SIZE="-1"><I><P ALIGN=RIGHT>Last updated 21 June 1997 by <A HREF="mailto:surfsmurf@matilde.demon.co.uk">Carsten Sorensen</A></P></I></FONT>
|
||||
|
||||
Reference in New Issue
Block a user