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126 lines
4.9 KiB
HTML
126 lines
4.9 KiB
HTML
4 years ago
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<!-- This file documents the GNU Assembler "as".
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Copyright (C) 1991-2019 Free Software Foundation, Inc.
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Permission is granted to copy, distribute and/or modify this document
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under the terms of the GNU Free Documentation License, Version 1.3
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or any later version published by the Free Software Foundation;
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with no Invariant Sections, with no Front-Cover Texts, and with no
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Back-Cover Texts. A copy of the license is included in the
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section entitled "GNU Free Documentation License".
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-->
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<!-- Created by GNU Texinfo 6.4, http://www.gnu.org/software/texinfo/ -->
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<head>
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<title>M68K-Directives (Using as)</title>
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<meta name="description" content="M68K-Directives (Using as)">
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<meta name="keywords" content="M68K-Directives (Using as)">
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<meta name="resource-type" content="document">
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<meta name="distribution" content="global">
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<meta name="Generator" content="makeinfo">
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<link href="index.html#Top" rel="start" title="Top">
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<link href="AS-Index.html#AS-Index" rel="index" title="AS Index">
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<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
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<link href="M68K_002dDependent.html#M68K_002dDependent" rel="up" title="M68K-Dependent">
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<link href="M68K_002dopcodes.html#M68K_002dopcodes" rel="next" title="M68K-opcodes">
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<link href="M68K_002dFloat.html#M68K_002dFloat" rel="prev" title="M68K-Float">
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<style type="text/css">
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a.summary-letter {text-decoration: none}
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span.nolinebreak {white-space: nowrap}
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span.roman {font-family: initial; font-weight: normal}
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span.sansserif {font-family: sans-serif; font-weight: normal}
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ul.no-bullet {list-style: none}
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-->
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</style>
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</head>
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<body lang="en">
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<a name="M68K_002dDirectives"></a>
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<div class="header">
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<p>
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Next: <a href="M68K_002dopcodes.html#M68K_002dopcodes" accesskey="n" rel="next">M68K-opcodes</a>, Previous: <a href="M68K_002dFloat.html#M68K_002dFloat" accesskey="p" rel="prev">M68K-Float</a>, Up: <a href="M68K_002dDependent.html#M68K_002dDependent" accesskey="u" rel="up">M68K-Dependent</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>
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</div>
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<hr>
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<a name="g_t680x0-Machine-Directives"></a>
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<h4 class="subsection">9.21.5 680x0 Machine Directives</h4>
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<a name="index-M680x0-directives"></a>
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<a name="index-directives_002c-M680x0"></a>
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<p>In order to be compatible with the Sun assembler the 680x0 assembler
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understands the following directives.
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</p>
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<dl compact="compact">
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<dd><a name="index-data1-directive_002c-M680x0"></a>
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</dd>
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<dt><code>.data1</code></dt>
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<dd><p>This directive is identical to a <code>.data 1</code> directive.
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</p>
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<a name="index-data2-directive_002c-M680x0"></a>
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</dd>
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<dt><code>.data2</code></dt>
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<dd><p>This directive is identical to a <code>.data 2</code> directive.
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</p>
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<a name="index-even-directive_002c-M680x0"></a>
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</dd>
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<dt><code>.even</code></dt>
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<dd><p>This directive is a special case of the <code>.align</code> directive; it
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aligns the output to an even byte boundary.
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</p>
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<a name="index-skip-directive_002c-M680x0"></a>
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</dd>
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<dt><code>.skip</code></dt>
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<dd><p>This directive is identical to a <code>.space</code> directive.
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</p>
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<a name="index-arch-directive_002c-M680x0"></a>
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</dd>
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<dt><code>.arch <var>name</var></code></dt>
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<dd><p>Select the target architecture and extension features. Valid values
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for <var>name</var> are the same as for the <samp>-march</samp> command-line
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option. This directive cannot be specified after
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any instructions have been assembled. If it is given multiple times,
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or in conjunction with the <samp>-march</samp> option, all uses must be for
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the same architecture and extension set.
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</p>
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<a name="index-cpu-directive_002c-M680x0"></a>
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</dd>
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<dt><code>.cpu <var>name</var></code></dt>
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<dd><p>Select the target cpu. Valid values
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for <var>name</var> are the same as for the <samp>-mcpu</samp> command-line
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option. This directive cannot be specified after
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any instructions have been assembled. If it is given multiple times,
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or in conjunction with the <samp>-mopt</samp> option, all uses must be for
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the same cpu.
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</p>
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</dd>
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</dl>
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</body>
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</html>
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