arduino-0018-windows
This commit is contained in:
parent
157fd6f1a1
commit
f39fc49523
5182 changed files with 950586 additions and 0 deletions
|
@ -0,0 +1,93 @@
|
|||
<html lang="en">
|
||||
<head>
|
||||
<title>MSP430-Ext - 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="MSP430-Syntax.html#MSP430-Syntax" title="MSP430 Syntax">
|
||||
<link rel="prev" href="MSP430_002dRegs.html#MSP430_002dRegs" title="MSP430-Regs">
|
||||
<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="MSP430_002dExt"></a>Previous: <a rel="previous" accesskey="p" href="MSP430_002dRegs.html#MSP430_002dRegs">MSP430-Regs</a>,
|
||||
Up: <a rel="up" accesskey="u" href="MSP430-Syntax.html#MSP430-Syntax">MSP430 Syntax</a>
|
||||
<hr><br>
|
||||
</div>
|
||||
|
||||
<h5 class="subsubsection">9.24.2.4 Assembler Extensions</h5>
|
||||
|
||||
<p><a name="index-MSP430-Assembler-Extensions-1331"></a>
|
||||
<dl>
|
||||
<dt><code>@rN</code><dd>As destination operand being treated as <span class="samp">0(rn)</span>
|
||||
|
||||
<br><dt><code>0(rN)</code><dd>As source operand being treated as <span class="samp">@rn</span>
|
||||
|
||||
<br><dt><code>jCOND +N</code><dd>Skips next N bytes followed by jump instruction and equivalent to
|
||||
<span class="samp">jCOND $+N+2</span>
|
||||
|
||||
</dl>
|
||||
|
||||
<p>Also, there are some instructions, which cannot be found in other assemblers.
|
||||
These are branch instructions, which has different opcodes upon jump distance.
|
||||
They all got PC relative addressing mode.
|
||||
|
||||
<dl>
|
||||
<dt><code>beq label</code><dd>A polymorph instruction which is <span class="samp">jeq label</span> in case if jump distance
|
||||
within allowed range for cpu's jump instruction. If not, this unrolls into
|
||||
a sequence of
|
||||
<pre class="smallexample"> jne $+6
|
||||
br label
|
||||
</pre>
|
||||
<br><dt><code>bne label</code><dd>A polymorph instruction which is <span class="samp">jne label</span> or <span class="samp">jeq +4; br label</span>
|
||||
|
||||
<br><dt><code>blt label</code><dd>A polymorph instruction which is <span class="samp">jl label</span> or <span class="samp">jge +4; br label</span>
|
||||
|
||||
<br><dt><code>bltn label</code><dd>A polymorph instruction which is <span class="samp">jn label</span> or <span class="samp">jn +2; jmp +4; br label</span>
|
||||
|
||||
<br><dt><code>bltu label</code><dd>A polymorph instruction which is <span class="samp">jlo label</span> or <span class="samp">jhs +2; br label</span>
|
||||
|
||||
<br><dt><code>bge label</code><dd>A polymorph instruction which is <span class="samp">jge label</span> or <span class="samp">jl +4; br label</span>
|
||||
|
||||
<br><dt><code>bgeu label</code><dd>A polymorph instruction which is <span class="samp">jhs label</span> or <span class="samp">jlo +4; br label</span>
|
||||
|
||||
<br><dt><code>bgt label</code><dd>A polymorph instruction which is <span class="samp">jeq +2; jge label</span> or <span class="samp">jeq +6; jl +4; br label</span>
|
||||
|
||||
<br><dt><code>bgtu label</code><dd>A polymorph instruction which is <span class="samp">jeq +2; jhs label</span> or <span class="samp">jeq +6; jlo +4; br label</span>
|
||||
|
||||
<br><dt><code>bleu label</code><dd>A polymorph instruction which is <span class="samp">jeq label; jlo label</span> or <span class="samp">jeq +2; jhs +4; br label</span>
|
||||
|
||||
<br><dt><code>ble label</code><dd>A polymorph instruction which is <span class="samp">jeq label; jl label</span> or <span class="samp">jeq +2; jge +4; br label</span>
|
||||
|
||||
<br><dt><code>jump label</code><dd>A polymorph instruction which is <span class="samp">jmp label</span> or <span class="samp">br label</span>
|
||||
</dl>
|
||||
|
||||
</body></html>
|
||||
|
Reference in a new issue