1<html lang="en"> 2<head> 3<title>RS/6000 and PowerPC Pragmas - Using the GNU Compiler Collection (GCC)</title> 4<meta http-equiv="Content-Type" content="text/html"> 5<meta name="description" content="Using the GNU Compiler Collection (GCC)"> 6<meta name="generator" content="makeinfo 4.13"> 7<link title="Top" rel="start" href="index.html#Top"> 8<link rel="up" href="Pragmas.html#Pragmas" title="Pragmas"> 9<link rel="prev" href="MeP-Pragmas.html#MeP-Pragmas" title="MeP Pragmas"> 10<link rel="next" href="Darwin-Pragmas.html#Darwin-Pragmas" title="Darwin Pragmas"> 11<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage"> 12<!-- 13Copyright (C) 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 141998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 152010 Free Software Foundation, Inc. 16 17Permission is granted to copy, distribute and/or modify this document 18under the terms of the GNU Free Documentation License, Version 1.3 or 19any later version published by the Free Software Foundation; with the 20Invariant Sections being ``Funding Free Software'', the Front-Cover 21Texts being (a) (see below), and with the Back-Cover Texts being (b) 22(see below). A copy of the license is included in the section entitled 23``GNU Free Documentation License''. 24 25(a) The FSF's Front-Cover Text is: 26 27 A GNU Manual 28 29(b) The FSF's Back-Cover Text is: 30 31 You have freedom to copy and modify this GNU Manual, like GNU 32 software. Copies published by the Free Software Foundation raise 33 funds for GNU development.--> 34<meta http-equiv="Content-Style-Type" content="text/css"> 35<style type="text/css"><!-- 36 pre.display { font-family:inherit } 37 pre.format { font-family:inherit } 38 pre.smalldisplay { font-family:inherit; font-size:smaller } 39 pre.smallformat { font-family:inherit; font-size:smaller } 40 pre.smallexample { font-size:smaller } 41 pre.smalllisp { font-size:smaller } 42 span.sc { font-variant:small-caps } 43 span.roman { font-family:serif; font-weight:normal; } 44 span.sansserif { font-family:sans-serif; font-weight:normal; } 45--></style> 46<link rel="stylesheet" type="text/css" href="../cs.css"> 47</head> 48<body> 49<div class="node"> 50<a name="RS%2f6000-and-PowerPC-Pragmas"></a> 51<a name="RS_002f6000-and-PowerPC-Pragmas"></a> 52<p> 53Next: <a rel="next" accesskey="n" href="Darwin-Pragmas.html#Darwin-Pragmas">Darwin Pragmas</a>, 54Previous: <a rel="previous" accesskey="p" href="MeP-Pragmas.html#MeP-Pragmas">MeP Pragmas</a>, 55Up: <a rel="up" accesskey="u" href="Pragmas.html#Pragmas">Pragmas</a> 56<hr> 57</div> 58 59<h4 class="subsection">6.56.4 RS/6000 and PowerPC Pragmas</h4> 60 61<p>The RS/6000 and PowerPC targets define one pragma for controlling 62whether or not the <code>longcall</code> attribute is added to function 63declarations by default. This pragma overrides the <samp><span class="option">-mlongcall</span></samp> 64option, but not the <code>longcall</code> and <code>shortcall</code> attributes. 65See <a href="RS_002f6000-and-PowerPC-Options.html#RS_002f6000-and-PowerPC-Options">RS/6000 and PowerPC Options</a>, for more information about when long 66calls are and are not necessary. 67 68 <dl> 69<dt><code>longcall (1)</code><dd><a name="index-pragma_002c-longcall-3224"></a>Apply the <code>longcall</code> attribute to all subsequent function 70declarations. 71 72 <br><dt><code>longcall (0)</code><dd>Do not apply the <code>longcall</code> attribute to subsequent function 73declarations. 74</dl> 75 76<!-- Describe h8300 pragmas here. --> 77<!-- Describe sh pragmas here. --> 78<!-- Describe v850 pragmas here. --> 79 </body></html> 80 81