113 lines
4.1 KiB
HTML
113 lines
4.1 KiB
HTML
<!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) 1991-2016 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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<!-- Created by GNU Texinfo 5.2, http://www.gnu.org/software/texinfo/ -->
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<head>
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<title>Using as: Blackfin Directives</title>
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<meta name="description" content="Using as: Blackfin Directives">
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<meta name="keywords" content="Using as: Blackfin Directives">
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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="Blackfin_002dDependent.html#Blackfin_002dDependent" rel="up" title="Blackfin-Dependent">
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<link href="CR16_002dDependent.html#CR16_002dDependent" rel="next" title="CR16-Dependent">
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<link href="Blackfin-Syntax.html#Blackfin-Syntax" rel="prev" title="Blackfin Syntax">
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<style type="text/css">
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</head>
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<body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000">
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<a name="Blackfin-Directives"></a>
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<div class="header">
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<p>
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Previous: <a href="Blackfin-Syntax.html#Blackfin-Syntax" accesskey="p" rel="prev">Blackfin Syntax</a>, Up: <a href="Blackfin_002dDependent.html#Blackfin_002dDependent" accesskey="u" rel="up">Blackfin-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="Directives"></a>
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<h4 class="subsection">9.6.3 Directives</h4>
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<a name="index-Blackfin-directives"></a>
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<a name="index-directives_002c-Blackfin"></a>
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<p>The following directives are provided for compatibility with the VDSP assembler.
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</p>
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<dl compact="compact">
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<dt><code>.byte2</code></dt>
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<dd><p>Initializes a two byte data object.
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</p>
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<p>This maps to the <code>.short</code> directive.
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</p></dd>
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<dt><code>.byte4</code></dt>
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<dd><p>Initializes a four byte data object.
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</p>
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<p>This maps to the <code>.int</code> directive.
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</p></dd>
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<dt><code>.db</code></dt>
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<dd><p>Initializes a single byte data object.
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</p>
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<p>This directive is a synonym for <code>.byte</code>.
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</p></dd>
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<dt><code>.dw</code></dt>
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<dd><p>Initializes a two byte data object.
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</p>
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<p>This directive is a synonym for <code>.byte2</code>.
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</p></dd>
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<dt><code>.dd</code></dt>
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<dd><p>Initializes a four byte data object.
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</p>
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<p>This directive is a synonym for <code>.byte4</code>.
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</p></dd>
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<dt><code>.var</code></dt>
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<dd><p>Define and initialize a 32 bit data object.
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</p></dd>
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</dl>
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</body>
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</html>
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