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  20. <title>Optimization info (GNU Compiler Collection (GCC) Internals)</title>
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  29. <link href="Passes.html#Passes" rel="up" title="Passes">
  30. <link href="Dump-setup.html#Dump-setup" rel="next" title="Dump setup">
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  63. <p>
  64. Previous: <a href="RTL-passes.html#RTL-passes" accesskey="p" rel="prev">RTL passes</a>, Up: <a href="Passes.html#Passes" accesskey="u" rel="up">Passes</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Option-Index.html#Option-Index" title="Index" rel="index">Index</a>]</p>
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  67. <a name="Optimization-info-1"></a>
  68. <h3 class="section">9.7 Optimization info</h3>
  69. <a name="index-optimization-dumps"></a>
  70. <p>This section is describes dump infrastructure which is common to both
  71. pass dumps as well as optimization dumps. The goal for this
  72. infrastructure is to provide both gcc developers and users detailed
  73. information about various compiler transformations and optimizations.
  74. </p>
  75. <table class="menu" border="0" cellspacing="0">
  76. <tr><td align="left" valign="top">&bull; <a href="Dump-setup.html#Dump-setup" accesskey="1">Dump setup</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Setup of optimization dumps.
  77. </td></tr>
  78. <tr><td align="left" valign="top">&bull; <a href="Optimization-groups.html#Optimization-groups" accesskey="2">Optimization groups</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Groups made up of optimization passes.
  79. </td></tr>
  80. <tr><td align="left" valign="top">&bull; <a href="Dump-files-and-streams.html#Dump-files-and-streams" accesskey="3">Dump files and streams</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Dump output file names and streams.
  81. </td></tr>
  82. <tr><td align="left" valign="top">&bull; <a href="Dump-output-verbosity.html#Dump-output-verbosity" accesskey="4">Dump output verbosity</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">How much information to dump.
  83. </td></tr>
  84. <tr><td align="left" valign="top">&bull; <a href="Dump-types.html#Dump-types" accesskey="5">Dump types</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Various types of dump functions.
  85. </td></tr>
  86. <tr><td align="left" valign="top">&bull; <a href="Dump-examples.html#Dump-examples" accesskey="6">Dump examples</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Sample usage.
  87. </td></tr>
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