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102 lines
3.8 KiB
HTML
102 lines
3.8 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) 1991-2019 Free Software Foundation, Inc.
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Permission is granted to copy, distribute and/or modify this document
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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>PRU Relocations (Using as)</title>
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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="PRU_002dDependent.html#PRU_002dDependent" rel="up" title="PRU-Dependent">
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<link href="PRU-Directives.html#PRU-Directives" rel="next" title="PRU Directives">
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<a name="PRU-Relocations"></a>
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<div class="header">
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<p>
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Next: <a href="PRU-Directives.html#PRU-Directives" accesskey="n" rel="next">PRU Directives</a>, Previous: <a href="PRU-Syntax.html#PRU-Syntax" accesskey="p" rel="prev">PRU Syntax</a>, Up: <a href="PRU_002dDependent.html#PRU_002dDependent" accesskey="u" rel="up">PRU-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="PRU-Machine-Relocations"></a>
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<h4 class="subsection">9.36.3 PRU Machine Relocations</h4>
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<a name="index-machine-relocations_002c-PRU"></a>
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<a name="index-PRU-machine-relocations"></a>
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<dl compact="compact">
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<dd>
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<a name="index-pmem-directive_002c-PRU"></a>
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</dd>
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<dt><code>%pmem(<var>expression</var>)</code></dt>
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<dd><p>Convert <var>expression</var> from byte-address to a
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word-address. In other words, shift right by two.
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</p>
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</dd>
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<dt><code>%label(<var>expression</var>)</code></dt>
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<dd><p>Mark the given operand as a label. This is useful if you need to jump to
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a label that matches a register name.
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</p>
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<div class="smallexample">
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<pre class="smallexample">r1:
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jmp r1 ; Will jump to register R1
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jmp %label(r1) ; Will jump to label r1
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</pre></div>
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</dd>
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</dl>
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</body>
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</html>
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