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authorCraig Jennings <c@cjennings.net>2025-08-14 22:58:58 -0500
committerCraig Jennings <c@cjennings.net>2025-08-14 22:58:58 -0500
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-<div class="subsection-level-extent" id="PRU-Pragmas"> <div class="nav-panel"> <p> Next: <a href="rs_002f6000-and-powerpc-pragmas" accesskey="n" rel="next">RS/6000 and PowerPC Pragmas</a>, Previous: <a href="m32c-pragmas" accesskey="p" rel="prev">M32C Pragmas</a>, Up: <a href="pragmas" accesskey="u" rel="up">Pragmas Accepted by GCC</a> [<a href="index#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="indices" title="Index" rel="index">Index</a>]</p> </div> <h1 class="subsection" id="PRU-Pragmas-1"><span>6.62.4 PRU Pragmas<a class="copiable-link" href="#PRU-Pragmas-1"> ¶</a></span></h1> <dl class="table"> <dt>
-<span><code class="code">ctable_entry <var class="var">index</var> <var class="var">constant_address</var></code><a class="copiable-link" href="#index-pragma_002c-ctable_005fentry"> ¶</a></span>
-</dt> <dd>
-<p>Specifies that the PRU CTABLE entry given by <var class="var">index</var> has the value <var class="var">constant_address</var>. This enables GCC to emit LBCO/SBCO instructions when the load/store address is known and can be addressed with some CTABLE entry. For example: </p> <div class="example smallexample"> <pre class="example-preformatted" data-language="cpp">/* will compile to "sbco Rx, 2, 0x10, 4" */
-#pragma ctable_entry 2 0x4802a000
-*(unsigned int *)0x4802a010 = val;</pre>
-</div> </dd> </dl> </div><div class="_attribution">
- <p class="_attribution-p">
- &copy; Free Software Foundation<br>Licensed under the GNU Free Documentation License, Version 1.3.<br>
- <a href="https://gcc.gnu.org/onlinedocs/gcc-13.1.0/gcc/PRU-Pragmas.html" class="_attribution-link">https://gcc.gnu.org/onlinedocs/gcc-13.1.0/gcc/PRU-Pragmas.html</a>
- </p>
-</div>