mingw/info/stabs/Symbol-Descriptors.html

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  12 Node:<a name="Symbol%20Descriptors">Symbol Descriptors</a>
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  15
  16 <h2 class="appendix">Table of Symbol Descriptors</h2>
  17
  18    <p>The symbol descriptor is the character which follows the colon in many
  19 stabs, and which tells what kind of stab it is.  See <a href="String-Field.html#String%20Field">String Field</a>,
  20 for more information about their use.
  21
  22      <dl>
  23 <dt><code></code><var>digit</var><code></code>
  24      <dd><dt><code>(</code>
  25      <dd><dt><code>-</code>
  26      <dd>Variable on the stack; see <a href="Stack-Variables.html#Stack%20Variables">Stack Variables</a>.
  27
  28      <br><dt><code>:</code>
  29      <dd>C++ nested symbol; see See <a href="Nested-Symbols.html#Nested%20Symbols">Nested Symbols</a>.
  30
  31      <br><dt><code>a</code>
  32      <dd>Parameter passed by reference in register; see <a href="Reference-Parameters.html#Reference%20Parameters">Reference Parameters</a>.
  33
  34      <br><dt><code>b</code>
  35      <dd>Based variable; see <a href="Based-Variables.html#Based%20Variables">Based Variables</a>.
  36
  37      <br><dt><code>c</code>
  38      <dd>Constant; see <a href="Constants.html#Constants">Constants</a>.
  39
  40      <br><dt><code>C</code>
  41      <dd>Conformant array bound (Pascal, maybe other languages); <a href="Conformant-Arrays.html#Conformant%20Arrays">Conformant Arrays</a>.  Name of a caught exception (GNU C++).  These can be
  42 distinguished because the latter uses <code>N_CATCH</code> and the former uses
  43 another symbol type.
  44
  45      <br><dt><code>d</code>
  46      <dd>Floating point register variable; see <a href="Register-Variables.html#Register%20Variables">Register Variables</a>.
  47
  48      <br><dt><code>D</code>
  49      <dd>Parameter in floating point register; see <a href="Register-Parameters.html#Register%20Parameters">Register Parameters</a>.
  50
  51      <br><dt><code>f</code>
  52      <dd>File scope function; see <a href="Procedures.html#Procedures">Procedures</a>.
  53
  54      <br><dt><code>F</code>
  55      <dd>Global function; see <a href="Procedures.html#Procedures">Procedures</a>.
  56
  57      <br><dt><code>G</code>
  58      <dd>Global variable; see <a href="Global-Variables.html#Global%20Variables">Global Variables</a>.
  59
  60      <br><dt><code>i</code>
  61      <dd>See <a href="Register-Parameters.html#Register%20Parameters">Register Parameters</a>.
  62
  63      <br><dt><code>I</code>
  64      <dd>Internal (nested) procedure; see <a href="Nested-Procedures.html#Nested%20Procedures">Nested Procedures</a>.
  65
  66      <br><dt><code>J</code>
  67      <dd>Internal (nested) function; see <a href="Nested-Procedures.html#Nested%20Procedures">Nested Procedures</a>.
  68
  69      <br><dt><code>L</code>
  70      <dd>Label name (documented by AIX, no further information known).
  71
  72      <br><dt><code>m</code>
  73      <dd>Module; see <a href="Procedures.html#Procedures">Procedures</a>.
  74
  75      <br><dt><code>p</code>
  76      <dd>Argument list parameter; see <a href="Parameters.html#Parameters">Parameters</a>.
  77
  78      <br><dt><code>pP</code>
  79      <dd>See <a href="Parameters.html#Parameters">Parameters</a>.
  80
  81      <br><dt><code>pF</code>
  82      <dd>Fortran Function parameter; see <a href="Parameters.html#Parameters">Parameters</a>.
  83
  84      <br><dt><code>P</code>
  85      <dd>Unfortunately, three separate meanings have been independently invented
  86 for this symbol descriptor.  At least the GNU and Sun uses can be
  87 distinguished by the symbol type.  Global Procedure (AIX) (symbol type
  88 used unknown); see <a href="Procedures.html#Procedures">Procedures</a>.  Register parameter (GNU) (symbol
  89 type <code>N_PSYM</code>); see <a href="Parameters.html#Parameters">Parameters</a>.  Prototype of function
  90 referenced by this file (Sun <code>acc</code>) (symbol type <code>N_FUN</code>).
  91
  92      <br><dt><code>Q</code>
  93      <dd>Static Procedure; see <a href="Procedures.html#Procedures">Procedures</a>.
  94
  95      <br><dt><code>R</code>
  96      <dd>Register parameter; see <a href="Register-Parameters.html#Register%20Parameters">Register Parameters</a>.
  97
  98      <br><dt><code>r</code>
  99      <dd>Register variable; see <a href="Register-Variables.html#Register%20Variables">Register Variables</a>.
 100
 101      <br><dt><code>S</code>
 102      <dd>File scope variable; see <a href="Statics.html#Statics">Statics</a>.
 103
 104      <br><dt><code>s</code>
 105      <dd>Local variable (OS9000).
 106
 107      <br><dt><code>t</code>
 108      <dd>Type name; see <a href="Typedefs.html#Typedefs">Typedefs</a>.
 109
 110      <br><dt><code>T</code>
 111      <dd>Enumeration, structure, or union tag; see <a href="Typedefs.html#Typedefs">Typedefs</a>.
 112
 113      <br><dt><code>v</code>
 114      <dd>Parameter passed by reference; see <a href="Reference-Parameters.html#Reference%20Parameters">Reference Parameters</a>.
 115
 116      <br><dt><code>V</code>
 117      <dd>Procedure scope static variable; see <a href="Statics.html#Statics">Statics</a>.
 118
 119      <br><dt><code>x</code>
 120      <dd>Conformant array; see <a href="Conformant-Arrays.html#Conformant%20Arrays">Conformant Arrays</a>.
 121
 122      <br><dt><code>X</code>
 123      <dd>Function return variable; see <a href="Parameters.html#Parameters">Parameters</a>.
 124 </dl>
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