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  1. <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  2. <html>
  3. <!-- This file documents the GNU linker LD
  4. (GNU Arm Embedded Toolchain 10-2020-q4-major)
  5. version 2.35.1.
  6. Copyright (C) 1991-2020 Free Software Foundation, Inc.
  7. Permission is granted to copy, distribute and/or modify this document
  8. under the terms of the GNU Free Documentation License, Version 1.3
  9. or any later version published by the Free Software Foundation;
  10. with no Invariant Sections, with no Front-Cover Texts, and with no
  11. Back-Cover Texts. A copy of the license is included in the
  12. section entitled "GNU Free Documentation License". -->
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  14. <head>
  15. <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  16. <title>Assignments (LD)</title>
  17. <meta name="description" content="Assignments (LD)">
  18. <meta name="keywords" content="Assignments (LD)">
  19. <meta name="resource-type" content="document">
  20. <meta name="distribution" content="global">
  21. <meta name="Generator" content="makeinfo">
  22. <link href="index.html#Top" rel="start" title="Top">
  23. <link href="LD-Index.html#LD-Index" rel="index" title="LD Index">
  24. <link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
  25. <link href="Scripts.html#Scripts" rel="up" title="Scripts">
  26. <link href="Simple-Assignments.html#Simple-Assignments" rel="next" title="Simple Assignments">
  27. <link href="Miscellaneous-Commands.html#Miscellaneous-Commands" rel="prev" title="Miscellaneous Commands">
  28. <style type="text/css">
  29. <!--
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  55. </head>
  56. <body lang="en">
  57. <a name="Assignments"></a>
  58. <div class="header">
  59. <p>
  60. Next: <a href="SECTIONS.html#SECTIONS" accesskey="n" rel="next">SECTIONS</a>, Previous: <a href="Simple-Commands.html#Simple-Commands" accesskey="p" rel="prev">Simple Commands</a>, Up: <a href="Scripts.html#Scripts" accesskey="u" rel="up">Scripts</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="LD-Index.html#LD-Index" title="Index" rel="index">Index</a>]</p>
  61. </div>
  62. <hr>
  63. <a name="Assigning-Values-to-Symbols"></a>
  64. <h3 class="section">3.5 Assigning Values to Symbols</h3>
  65. <a name="index-assignment-in-scripts"></a>
  66. <a name="index-symbol-definition_002c-scripts"></a>
  67. <a name="index-variables_002c-defining"></a>
  68. <p>You may assign a value to a symbol in a linker script. This will define
  69. the symbol and place it into the symbol table with a global scope.
  70. </p>
  71. <table class="menu" border="0" cellspacing="0">
  72. <tr><td align="left" valign="top">&bull; <a href="Simple-Assignments.html#Simple-Assignments" accesskey="1">Simple Assignments</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Simple Assignments
  73. </td></tr>
  74. <tr><td align="left" valign="top">&bull; <a href="HIDDEN.html#HIDDEN" accesskey="2">HIDDEN</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">HIDDEN
  75. </td></tr>
  76. <tr><td align="left" valign="top">&bull; <a href="PROVIDE.html#PROVIDE" accesskey="3">PROVIDE</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">PROVIDE
  77. </td></tr>
  78. <tr><td align="left" valign="top">&bull; <a href="PROVIDE_005fHIDDEN.html#PROVIDE_005fHIDDEN" accesskey="4">PROVIDE_HIDDEN</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">PROVIDE_HIDDEN
  79. </td></tr>
  80. <tr><td align="left" valign="top">&bull; <a href="Source-Code-Reference.html#Source-Code-Reference" accesskey="5">Source Code Reference</a>:</td><td>&nbsp;&nbsp;</td><td align="left" valign="top">How to use a linker script defined symbol in source code
  81. </td></tr>
  82. </table>
  83. </body>
  84. </html>