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81 lines
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81 lines
3.8 KiB
HTML
4 years ago
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<title>Optimization groups - GNU Compiler Collection (GCC) Internals</title>
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<link rel="up" href="Optimization-info.html#Optimization-info" title="Optimization info">
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<link rel="prev" href="Dump-setup.html#Dump-setup" title="Dump setup">
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<div class="node">
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<a name="Optimization-groups"></a>
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<p>
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Next: <a rel="next" accesskey="n" href="Dump-files-and-streams.html#Dump-files-and-streams">Dump files and streams</a>,
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Previous: <a rel="previous" accesskey="p" href="Dump-setup.html#Dump-setup">Dump setup</a>,
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Up: <a rel="up" accesskey="u" href="Optimization-info.html#Optimization-info">Optimization info</a>
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<h4 class="subsection">9.7.2 Optimization groups</h4>
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<p><a name="index-optimization-groups-1697"></a>The optimization passes are grouped into several categories. Currently
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defined categories in <samp><span class="file">dumpfile.h</span></samp> are
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<dl>
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<dt><code>OPTGROUP_IPA</code><a name="index-OPTGROUP_005fIPA-1698"></a><dd>IPA optimization passes. Enabled by <samp><span class="option">-ipa</span></samp>
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<br><dt><code>OPTGROUP_LOOP</code><a name="index-OPTGROUP_005fLOOP-1699"></a><dd>Loop optimization passes. Enabled by <samp><span class="option">-loop</span></samp>.
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<br><dt><code>OPTGROUP_INLINE</code><a name="index-OPTGROUP_005fINLINE-1700"></a><dd>Inlining passes. Enabled by <samp><span class="option">-inline</span></samp>.
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<br><dt><code>OPTGROUP_VEC</code><a name="index-OPTGROUP_005fVEC-1701"></a><dd>Vectorization passes. Enabled by <samp><span class="option">-vec</span></samp>.
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<br><dt><code>OPTGROUP_OTHER</code><a name="index-OPTGROUP_005fOTHER-1702"></a><dd>All other optimization passes which do not fall into one of the above.
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<br><dt><code>OPTGROUP_ALL</code><a name="index-OPTGROUP_005fALL-1703"></a><dd>All optimization passes. Enabled by <samp><span class="option">-all</span></samp>.
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</dl>
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<p>By using groups a user could selectively enable optimization
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information only for a group of passes. By default, the optimization
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information for all the passes is dumped.
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</body></html>
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