toolchain/gcc-linaro-6.3.1-2017.02-x8.../share/doc/ld.html/NDS32.html

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Next: <a href="Nios-II.html#Nios-II" accesskey="n" rel="next">Nios II</a>, Previous: <a href="MSP430.html#MSP430" accesskey="p" rel="prev">MSP430</a>, Up: <a href="Machine-Dependent.html#Machine-Dependent" accesskey="u" rel="up">Machine Dependent</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="LD-Index.html#LD-Index" title="Index" rel="index">Index</a>]</p>
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<a name="ld-and-NDS32"></a>
<h3 class="section">4.10 <code>ld</code> and NDS32</h3>
<a name="index-relaxing-on-NDS32"></a>
<p>For NDS32, there are some options to select relaxation behavior. The linker
relaxes objects according to these options.
</p>
<dl compact="compact">
<dt><code>&lsquo;<samp>--m[no-]fp-as-gp</samp>&rsquo;</code></dt>
<dd><p>Disable/enable fp-as-gp relaxation.
</p>
</dd>
<dt><code>&lsquo;<samp>--mexport-symbols=FILE</samp>&rsquo;</code></dt>
<dd><p>Exporting symbols and their address into FILE as linker script.
</p>
</dd>
<dt><code>&lsquo;<samp>--m[no-]ex9</samp>&rsquo;</code></dt>
<dd><p>Disable/enable link-time EX9 relaxation.
</p>
</dd>
<dt><code>&lsquo;<samp>--mexport-ex9=FILE</samp>&rsquo;</code></dt>
<dd><p>Export the EX9 table after linking.
</p>
</dd>
<dt><code>&lsquo;<samp>--mimport-ex9=FILE</samp>&rsquo;</code></dt>
<dd><p>Import the Ex9 table for EX9 relaxation.
</p>
</dd>
<dt><code>&lsquo;<samp>--mupdate-ex9</samp>&rsquo;</code></dt>
<dd><p>Update the existing EX9 table.
</p>
</dd>
<dt><code>&lsquo;<samp>--mex9-limit=NUM</samp>&rsquo;</code></dt>
<dd><p>Maximum number of entries in the ex9 table.
</p>
</dd>
<dt><code>&lsquo;<samp>--mex9-loop-aware</samp>&rsquo;</code></dt>
<dd><p>Avoid generating the EX9 instruction inside the loop.
</p>
</dd>
<dt><code>&lsquo;<samp>--m[no-]ifc</samp>&rsquo;</code></dt>
<dd><p>Disable/enable the link-time IFC optimization.
</p>
</dd>
<dt><code>&lsquo;<samp>--mifc-loop-aware</samp>&rsquo;</code></dt>
<dd><p>Avoid generating the IFC instruction inside the loop.
</p></dd>
</dl>
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