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77 lines
3.7 KiB
HTML
77 lines
3.7 KiB
HTML
4 years ago
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<html lang="en">
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<head>
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<title>NDS32 - Untitled</title>
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<meta http-equiv="Content-Type" content="text/html">
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<meta name="description" content="Untitled">
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<meta name="generator" content="makeinfo 4.13">
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<link title="Top" rel="start" href="index.html#Top">
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<link rel="up" href="Machine-Dependent.html#Machine-Dependent" title="Machine Dependent">
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<link rel="prev" href="MSP430.html#MSP430" title="MSP430">
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<link rel="next" href="Nios-II.html#Nios-II" title="Nios II">
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<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage">
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<!--
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This file documents the GNU linker LD
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(GNU Binutils)
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version 2.26.
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Copyright (C) 1991-2015 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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<style type="text/css"><!--
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span.sansserif { font-family:sans-serif; font-weight:normal; }
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--></style>
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</head>
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<body>
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<div class="node">
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<a name="NDS32"></a>
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<p>
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Next: <a rel="next" accesskey="n" href="Nios-II.html#Nios-II">Nios II</a>,
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Previous: <a rel="previous" accesskey="p" href="MSP430.html#MSP430">MSP430</a>,
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Up: <a rel="up" accesskey="u" href="Machine-Dependent.html#Machine-Dependent">Machine Dependent</a>
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<hr>
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</div>
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<h3 class="section">4.10 <code>ld</code> and NDS32</h3>
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<p><a name="index-relaxing-on-NDS32-660"></a>For NDS32, there are some options to select relaxation behavior. The linker
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relaxes objects according to these options.
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<dl>
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<dt><code>‘</code><samp><span class="samp">--m[no-]fp-as-gp</span></samp><code>’</code><dd>Disable/enable fp-as-gp relaxation.
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<br><dt><code>‘</code><samp><span class="samp">--mexport-symbols=FILE</span></samp><code>’</code><dd>Exporting symbols and their address into FILE as linker script.
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<br><dt><code>‘</code><samp><span class="samp">--m[no-]ex9</span></samp><code>’</code><dd>Disable/enable link-time EX9 relaxation.
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<br><dt><code>‘</code><samp><span class="samp">--mexport-ex9=FILE</span></samp><code>’</code><dd>Export the EX9 table after linking.
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<br><dt><code>‘</code><samp><span class="samp">--mimport-ex9=FILE</span></samp><code>’</code><dd>Import the Ex9 table for EX9 relaxation.
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<br><dt><code>‘</code><samp><span class="samp">--mupdate-ex9</span></samp><code>’</code><dd>Update the existing EX9 table.
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<br><dt><code>‘</code><samp><span class="samp">--mex9-limit=NUM</span></samp><code>’</code><dd>Maximum number of entries in the ex9 table.
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<br><dt><code>‘</code><samp><span class="samp">--mex9-loop-aware</span></samp><code>’</code><dd>Avoid generating the EX9 instruction inside the loop.
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<br><dt><code>‘</code><samp><span class="samp">--m[no-]ifc</span></samp><code>’</code><dd>Disable/enable the link-time IFC optimization.
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<br><dt><code>‘</code><samp><span class="samp">--mifc-loop-aware</span></samp><code>’</code><dd>Avoid generating the IFC instruction inside the loop.
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</dl>
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</body></html>
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