You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
76 lines
3.6 KiB
HTML
76 lines
3.6 KiB
HTML
<html lang="en">
|
|
<head>
|
|
<title>H8/300 Directives - Using as</title>
|
|
<meta http-equiv="Content-Type" content="text/html">
|
|
<meta name="description" content="Using as">
|
|
<meta name="generator" content="makeinfo 4.7">
|
|
<link title="Top" rel="start" href="index.html#Top">
|
|
<link rel="up" href="H8_002f300_002dDependent.html#H8_002f300_002dDependent" title="H8/300-Dependent">
|
|
<link rel="prev" href="H8_002f300-Floating-Point.html#H8_002f300-Floating-Point" title="H8/300 Floating Point">
|
|
<link rel="next" href="H8_002f300-Opcodes.html#H8_002f300-Opcodes" title="H8/300 Opcodes">
|
|
<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage">
|
|
<!--
|
|
This file documents the GNU Assembler "as".
|
|
|
|
Copyright (C) 1991, 92, 93, 94, 95, 96, 97, 98, 99, 2000, 2001, 2002,
|
|
2006, 2007 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 1.1
|
|
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''.
|
|
|
|
man end-->
|
|
<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; }
|
|
--></style>
|
|
</head>
|
|
<body>
|
|
<div class="node">
|
|
<p>
|
|
<a name="H8_002f300-Directives"></a>Next: <a rel="next" accesskey="n" href="H8_002f300-Opcodes.html#H8_002f300-Opcodes">H8/300 Opcodes</a>,
|
|
Previous: <a rel="previous" accesskey="p" href="H8_002f300-Floating-Point.html#H8_002f300-Floating-Point">H8/300 Floating Point</a>,
|
|
Up: <a rel="up" accesskey="u" href="H8_002f300_002dDependent.html#H8_002f300_002dDependent">H8/300-Dependent</a>
|
|
<hr><br>
|
|
</div>
|
|
|
|
<h4 class="subsection">9.10.4 H8/300 Machine Directives</h4>
|
|
|
|
<p><a name="index-H8_002f300-machine-directives-_0028none_0029-789"></a><a name="index-machine-directives_002c-H8_002f300-_0028none_0029-790"></a><a name="index-_0040code_007bword_007d-directive_002c-H8_002f300-791"></a><a name="index-_0040code_007bint_007d-directive_002c-H8_002f300-792"></a><code>as</code> has the following machine-dependent directives for
|
|
the H8/300:
|
|
|
|
|
|
<a name="index-H8_002f300H_002c-assembling-for-793"></a>
|
|
<dl><dt><code>.h8300h</code><dd>Recognize and emit additional instructions for the H8/300H variant, and
|
|
also make <code>.int</code> emit 32-bit numbers rather than the usual (16-bit)
|
|
for the H8/300 family.
|
|
|
|
<br><dt><code>.h8300s</code><dd>Recognize and emit additional instructions for the H8S variant, and
|
|
also make <code>.int</code> emit 32-bit numbers rather than the usual (16-bit)
|
|
for the H8/300 family.
|
|
|
|
<br><dt><code>.h8300hn</code><dd>Recognize and emit additional instructions for the H8/300H variant in
|
|
normal mode, and also make <code>.int</code> emit 32-bit numbers rather than
|
|
the usual (16-bit) for the H8/300 family.
|
|
|
|
<br><dt><code>.h8300sn</code><dd>Recognize and emit additional instructions for the H8S variant in
|
|
normal mode, and also make <code>.int</code> emit 32-bit numbers rather than
|
|
the usual (16-bit) for the H8/300 family.
|
|
</dl>
|
|
|
|
<p>On the H8/300 family (including the H8/300H) <span class="samp">.word</span> directives
|
|
generate 16-bit numbers.
|
|
|
|
</body></html>
|
|
|