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  1. <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

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  3. <!-- This file documents the GNU Assembler "as".

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  17. <title>D30V-Addressing (Using as)</title>

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  25. <link href="AS-Index.html#AS-Index" rel="index" title="AS Index">

  26. <link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">

  27. <link href="D30V_002dSyntax.html#D30V_002dSyntax" rel="up" title="D30V-Syntax">

  28. <link href="D30V_002dFloat.html#D30V_002dFloat" rel="next" title="D30V-Float">

  29. <link href="D30V_002dRegs.html#D30V_002dRegs" rel="prev" title="D30V-Regs">

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  64. <p>

  65. Previous: <a href="D30V_002dRegs.html#D30V_002dRegs" accesskey="p" rel="prev">D30V-Regs</a>, Up: <a href="D30V_002dSyntax.html#D30V_002dSyntax" accesskey="u" rel="up">D30V-Syntax</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="AS-Index.html#AS-Index" title="Index" rel="index">Index</a>]</p>

  66. </div>

  67. <hr>

  68. <a name="Addressing-Modes-1"></a>

  69. <h4 class="subsubsection">9.12.2.6 Addressing Modes</h4>

  70. <a name="index-addressing-modes_002c-D30V"></a>

  71. <a name="index-D30V-addressing-modes"></a>

  72. <p><code>as</code> understands the following addressing modes for the D30V.

  73. <code>R<var>n</var></code> in the following refers to any of the numbered

  74. registers, but <em>not</em> the control registers.

  75. </p><dl compact="compact">

  76. <dt><code>R<var>n</var></code></dt>

  77. <dd><p>Register direct

  78. </p></dd>

  79. <dt><code>@R<var>n</var></code></dt>

  80. <dd><p>Register indirect

  81. </p></dd>

  82. <dt><code>@R<var>n</var>+</code></dt>

  83. <dd><p>Register indirect with post-increment

  84. </p></dd>

  85. <dt><code>@R<var>n</var>-</code></dt>

  86. <dd><p>Register indirect with post-decrement

  87. </p></dd>

  88. <dt><code>@-SP</code></dt>

  89. <dd><p>Register indirect with pre-decrement

  90. </p></dd>

  91. <dt><code>@(<var>disp</var>, R<var>n</var>)</code></dt>

  92. <dd><p>Register indirect with displacement

  93. </p></dd>

  94. <dt><code><var>addr</var></code></dt>

  95. <dd><p>PC relative address (for branch or rep).

  96. </p></dd>

  97. <dt><code>#<var>imm</var></code></dt>

  98. <dd><p>Immediate data (the &lsquo;<samp>#</samp>&rsquo; is optional and ignored)

  99. </p></dd>

  100. </dl>

  101. 

  102. 

  103. 

  104. 

  105. </body>

  106. </html>