1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2<html> 3<!-- This file documents the GNU Assembler "as". 4 5Copyright (C) 1991-2021 Free Software Foundation, Inc. 6 7Permission is granted to copy, distribute and/or modify this document 8under the terms of the GNU Free Documentation License, Version 1.3 9or any later version published by the Free Software Foundation; 10with no Invariant Sections, with no Front-Cover Texts, and with no 11Back-Cover Texts. A copy of the license is included in the 12section entitled "GNU Free Documentation License". 13 --> 14<!-- Created by GNU Texinfo 5.1, http://www.gnu.org/software/texinfo/ --> 15<head> 16<title>Using as: As Sections</title> 17 18<meta name="description" content="Using as: As Sections"> 19<meta name="keywords" content="Using as: As Sections"> 20<meta name="resource-type" content="document"> 21<meta name="distribution" content="global"> 22<meta name="Generator" content="makeinfo"> 23<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> 24<link href="index.html#Top" rel="start" title="Top"> 25<link href="AS-Index.html#AS-Index" rel="index" title="AS Index"> 26<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> 27<link href="Sections.html#Sections" rel="up" title="Sections"> 28<link href="Sub_002dSections.html#Sub_002dSections" rel="next" title="Sub-Sections"> 29<link href="Ld-Sections.html#Ld-Sections" rel="previous" title="Ld Sections"> 30<style type="text/css"> 31<!-- 32a.summary-letter {text-decoration: none} 33blockquote.smallquotation {font-size: smaller} 34div.display {margin-left: 3.2em} 35div.example {margin-left: 3.2em} 36div.indentedblock {margin-left: 3.2em} 37div.lisp {margin-left: 3.2em} 38div.smalldisplay {margin-left: 3.2em} 39div.smallexample {margin-left: 3.2em} 40div.smallindentedblock {margin-left: 3.2em; font-size: smaller} 41div.smalllisp {margin-left: 3.2em} 42kbd {font-style:oblique} 43pre.display {font-family: inherit} 44pre.format {font-family: inherit} 45pre.menu-comment {font-family: serif} 46pre.menu-preformatted {font-family: serif} 47pre.smalldisplay {font-family: inherit; font-size: smaller} 48pre.smallexample {font-size: smaller} 49pre.smallformat {font-family: inherit; font-size: smaller} 50pre.smalllisp {font-size: smaller} 51span.nocodebreak {white-space:nowrap} 52span.nolinebreak {white-space:nowrap} 53span.roman {font-family:serif; font-weight:normal} 54span.sansserif {font-family:sans-serif; font-weight:normal} 55ul.no-bullet {list-style: none} 56--> 57</style> 58 59 60</head> 61 62<body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"> 63<a name="As-Sections"></a> 64<div class="header"> 65<p> 66Next: <a href="Sub_002dSections.html#Sub_002dSections" accesskey="n" rel="next">Sub-Sections</a>, Previous: <a href="Ld-Sections.html#Ld-Sections" accesskey="p" rel="previous">Ld Sections</a>, Up: <a href="Sections.html#Sections" accesskey="u" rel="up">Sections</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="AS-Index.html#AS-Index" title="Index" rel="index">Index</a>]</p> 67</div> 68<hr> 69<a name="Assembler-Internal-Sections"></a> 70<h3 class="section">4.3 Assembler Internal Sections</h3> 71 72<a name="index-internal-assembler-sections"></a> 73<a name="index-sections-in-messages_002c-internal"></a> 74<p>These sections are meant only for the internal use of <code>as</code>. They 75have no meaning at run-time. You do not really need to know about these 76sections for most purposes; but they can be mentioned in <code>as</code> 77warning messages, so it might be helpful to have an idea of their 78meanings to <code>as</code>. These sections are used to permit the 79value of every expression in your assembly language program to be a 80section-relative address. 81</p> 82<dl compact="compact"> 83<dd><a name="index-assembler-internal-logic-error"></a> 84</dd> 85<dt><b>ASSEMBLER-INTERNAL-LOGIC-ERROR!</b></dt> 86<dd><p>An internal assembler logic error has been found. This means there is a 87bug in the assembler. 88</p> 89<a name="index-expr-_0028internal-section_0029"></a> 90</dd> 91<dt><b>expr section</b></dt> 92<dd><p>The assembler stores complex expression internally as combinations of 93symbols. When it needs to represent an expression as a symbol, it puts 94it in the expr section. 95</p></dd> 96</dl> 97 98 99 100 101</body> 102</html> 103