| <html lang="en"> |
| <head> |
| <title>Alpha-Regs - Using as</title> |
| <meta http-equiv="Content-Type" content="text/html"> |
| <meta name="description" content="Using as"> |
| <meta name="generator" content="makeinfo 4.13"> |
| <link title="Top" rel="start" href="index.html#Top"> |
| <link rel="up" href="Alpha-Syntax.html#Alpha-Syntax" title="Alpha Syntax"> |
| <link rel="prev" href="Alpha_002dChars.html#Alpha_002dChars" title="Alpha-Chars"> |
| <link rel="next" href="Alpha_002dRelocs.html#Alpha_002dRelocs" title="Alpha-Relocs"> |
| <link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage"> |
| <!-- |
| This file documents the GNU Assembler "as". |
| |
| Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
| 2000, 2001, 2002, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. |
| |
| Permission is granted to copy, distribute and/or modify this document |
| under the terms of the GNU Free Documentation License, Version 1.3 |
| or any later version published by the Free Software Foundation; |
| with no Invariant Sections, with no Front-Cover Texts, and with no |
| Back-Cover Texts. A copy of the license is included in the |
| section entitled ``GNU Free Documentation License''. |
| |
| --> |
| <meta http-equiv="Content-Style-Type" content="text/css"> |
| <style type="text/css"><!-- |
| pre.display { font-family:inherit } |
| pre.format { font-family:inherit } |
| pre.smalldisplay { font-family:inherit; font-size:smaller } |
| pre.smallformat { font-family:inherit; font-size:smaller } |
| pre.smallexample { font-size:smaller } |
| pre.smalllisp { font-size:smaller } |
| span.sc { font-variant:small-caps } |
| span.roman { font-family:serif; font-weight:normal; } |
| span.sansserif { font-family:sans-serif; font-weight:normal; } |
| --></style> |
| <link rel="stylesheet" type="text/css" href="../cs.css"> |
| </head> |
| <body> |
| <div class="node"> |
| <a name="Alpha-Regs"></a> |
| <a name="Alpha_002dRegs"></a> |
| <p> |
| Next: <a rel="next" accesskey="n" href="Alpha_002dRelocs.html#Alpha_002dRelocs">Alpha-Relocs</a>, |
| Previous: <a rel="previous" accesskey="p" href="Alpha_002dChars.html#Alpha_002dChars">Alpha-Chars</a>, |
| Up: <a rel="up" accesskey="u" href="Alpha-Syntax.html#Alpha-Syntax">Alpha Syntax</a> |
| <hr> |
| </div> |
| |
| <h5 class="subsubsection">9.1.3.2 Register Names</h5> |
| |
| <p><a name="index-Alpha-registers-528"></a><a name="index-register-names_002c-Alpha-529"></a> |
| The 32 integer registers are referred to as ‘<samp><span class="samp">$</span><var>n</var></samp>’ or |
| ‘<samp><span class="samp">$r</span><var>n</var></samp>’. In addition, registers 15, 28, 29, and 30 may |
| be referred to by the symbols ‘<samp><span class="samp">$fp</span></samp>’, ‘<samp><span class="samp">$at</span></samp>’, ‘<samp><span class="samp">$gp</span></samp>’, |
| and ‘<samp><span class="samp">$sp</span></samp>’ respectively. |
| |
| <p>The 32 floating-point registers are referred to as ‘<samp><span class="samp">$f</span><var>n</var></samp>’. |
| |
| </body></html> |
| |