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219 lines
8.4 KiB
HTML
219 lines
8.4 KiB
HTML
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<html>
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Contributed by Cygnus Support. Written by Julia Menapace, Jim Kingdon,
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and David MacKenzie.
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Permission is granted to copy, distribute and/or modify this document
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<!-- Created by GNU Texinfo 6.4, http://www.gnu.org/software/texinfo/ -->
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<head>
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<title>Symbol Descriptors (STABS)</title>
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<meta name="description" content="Symbol Descriptors (STABS)">
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<link href="index.html#Top" rel="start" title="Top">
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<link href="Symbol-Types-Index.html#Symbol-Types-Index" rel="index" title="Symbol Types Index">
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<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
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<link href="index.html#Top" rel="up" title="Top">
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<link href="Type-Descriptors.html#Type-Descriptors" rel="next" title="Type Descriptors">
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<link href="Stab-Symbol-Types.html#Stab-Symbol-Types" rel="prev" title="Stab Symbol Types">
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</head>
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<body lang="en">
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<a name="Symbol-Descriptors"></a>
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<div class="header">
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<p>
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Next: <a href="Type-Descriptors.html#Type-Descriptors" accesskey="n" rel="next">Type Descriptors</a>, Previous: <a href="Stab-Types.html#Stab-Types" accesskey="p" rel="prev">Stab Types</a>, Up: <a href="index.html#Top" accesskey="u" rel="up">Top</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Symbol-Types-Index.html#Symbol-Types-Index" title="Index" rel="index">Index</a>]</p>
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</div>
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<hr>
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<a name="Table-of-Symbol-Descriptors"></a>
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<h2 class="appendix">Appendix B Table of Symbol Descriptors</h2>
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<p>The symbol descriptor is the character which follows the colon in many
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stabs, and which tells what kind of stab it is. See <a href="String-Field.html#String-Field">String Field</a>,
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for more information about their use.
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</p>
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<dl compact="compact">
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<dt><code><var>digit</var></code></dt>
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<dt><code>(</code></dt>
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<dt><code>-</code></dt>
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<dd><p>Variable on the stack; see <a href="Stack-Variables.html#Stack-Variables">Stack Variables</a>.
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</p>
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</dd>
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<dt><code>:</code></dt>
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<dd><p>C<tt>++</tt> nested symbol; see See <a href="Nested-Symbols.html#Nested-Symbols">Nested Symbols</a>.
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</p>
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</dd>
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<dt><code>a</code></dt>
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<dd><p>Parameter passed by reference in register; see <a href="Reference-Parameters.html#Reference-Parameters">Reference Parameters</a>.
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</p>
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</dd>
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<dt><code>b</code></dt>
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<dd><p>Based variable; see <a href="Based-Variables.html#Based-Variables">Based Variables</a>.
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</p>
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</dd>
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<dt><code>c</code></dt>
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<dd><p>Constant; see <a href="Constants.html#Constants">Constants</a>.
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</p>
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</dd>
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<dt><code>C</code></dt>
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<dd><p>Conformant array bound (Pascal, maybe other languages); <a href="Conformant-Arrays.html#Conformant-Arrays">Conformant Arrays</a>. Name of a caught exception (GNU C<tt>++</tt>). These can be
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distinguished because the latter uses <code>N_CATCH</code> and the former uses
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another symbol type.
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</p>
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</dd>
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<dt><code>d</code></dt>
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<dd><p>Floating point register variable; see <a href="Register-Variables.html#Register-Variables">Register Variables</a>.
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</p>
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</dd>
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<dt><code>D</code></dt>
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<dd><p>Parameter in floating point register; see <a href="Register-Parameters.html#Register-Parameters">Register Parameters</a>.
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</p>
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</dd>
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<dt><code>f</code></dt>
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<dd><p>File scope function; see <a href="Procedures.html#Procedures">Procedures</a>.
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</p>
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</dd>
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<dt><code>F</code></dt>
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<dd><p>Global function; see <a href="Procedures.html#Procedures">Procedures</a>.
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</p>
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</dd>
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<dt><code>G</code></dt>
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<dd><p>Global variable; see <a href="Global-Variables.html#Global-Variables">Global Variables</a>.
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</p>
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</dd>
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<dt><code>i</code></dt>
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<dd><p>See <a href="Register-Parameters.html#Register-Parameters">Register Parameters</a>.
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</p>
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</dd>
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<dt><code>I</code></dt>
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<dd><p>Internal (nested) procedure; see <a href="Nested-Procedures.html#Nested-Procedures">Nested Procedures</a>.
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</p>
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</dd>
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<dt><code>J</code></dt>
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<dd><p>Internal (nested) function; see <a href="Nested-Procedures.html#Nested-Procedures">Nested Procedures</a>.
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</p>
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</dd>
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<dt><code>L</code></dt>
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<dd><p>Label name (documented by AIX, no further information known).
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</p>
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</dd>
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<dt><code>m</code></dt>
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<dd><p>Module; see <a href="Procedures.html#Procedures">Procedures</a>.
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</p>
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</dd>
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<dt><code>p</code></dt>
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<dd><p>Argument list parameter; see <a href="Parameters.html#Parameters">Parameters</a>.
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</p>
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</dd>
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<dt><code>pP</code></dt>
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<dd><p>See <a href="Parameters.html#Parameters">Parameters</a>.
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</p>
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</dd>
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<dt><code>pF</code></dt>
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<dd><p>Fortran Function parameter; see <a href="Parameters.html#Parameters">Parameters</a>.
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</p>
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</dd>
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<dt><code>P</code></dt>
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<dd><p>Unfortunately, three separate meanings have been independently invented
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for this symbol descriptor. At least the GNU and Sun uses can be
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distinguished by the symbol type. Global Procedure (AIX) (symbol type
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used unknown); see <a href="Procedures.html#Procedures">Procedures</a>. Register parameter (GNU) (symbol
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type <code>N_PSYM</code>); see <a href="Parameters.html#Parameters">Parameters</a>. Prototype of function
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referenced by this file (Sun <code>acc</code>) (symbol type <code>N_FUN</code>).
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</p>
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</dd>
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<dt><code>Q</code></dt>
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<dd><p>Static Procedure; see <a href="Procedures.html#Procedures">Procedures</a>.
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</p>
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</dd>
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<dt><code>R</code></dt>
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<dd><p>Register parameter; see <a href="Register-Parameters.html#Register-Parameters">Register Parameters</a>.
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</p>
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</dd>
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<dt><code>r</code></dt>
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<dd><p>Register variable; see <a href="Register-Variables.html#Register-Variables">Register Variables</a>.
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</p>
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</dd>
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<dt><code>S</code></dt>
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<dd><p>File scope variable; see <a href="Statics.html#Statics">Statics</a>.
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</p>
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</dd>
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<dt><code>s</code></dt>
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<dd><p>Local variable (OS9000).
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</p>
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</dd>
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<dt><code>t</code></dt>
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<dd><p>Type name; see <a href="Typedefs.html#Typedefs">Typedefs</a>.
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</p>
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</dd>
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<dt><code>T</code></dt>
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<dd><p>Enumeration, structure, or union tag; see <a href="Typedefs.html#Typedefs">Typedefs</a>.
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</p>
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</dd>
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<dt><code>v</code></dt>
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<dd><p>Parameter passed by reference; see <a href="Reference-Parameters.html#Reference-Parameters">Reference Parameters</a>.
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</p>
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</dd>
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<dt><code>V</code></dt>
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<dd><p>Procedure scope static variable; see <a href="Statics.html#Statics">Statics</a>.
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</p>
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</dd>
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<dt><code>x</code></dt>
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<dd><p>Conformant array; see <a href="Conformant-Arrays.html#Conformant-Arrays">Conformant Arrays</a>.
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</p>
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</dd>
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<dt><code>X</code></dt>
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<dd><p>Function return variable; see <a href="Parameters.html#Parameters">Parameters</a>.
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</p></dd>
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</dl>
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<hr>
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<div class="header">
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<p>
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Next: <a href="Type-Descriptors.html#Type-Descriptors" accesskey="n" rel="next">Type Descriptors</a>, Previous: <a href="Stab-Types.html#Stab-Types" accesskey="p" rel="prev">Stab Types</a>, Up: <a href="index.html#Top" accesskey="u" rel="up">Top</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Symbol-Types-Index.html#Symbol-Types-Index" title="Index" rel="index">Index</a>]</p>
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</div>
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</body>
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</html>
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