<html lang="en"> <head> <title>MIPS floating-point - 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="MIPS_002dDependent.html#MIPS_002dDependent" title="MIPS-Dependent"> <link rel="prev" href="MIPS-ASE-instruction-generation-overrides.html#MIPS-ASE-instruction-generation-overrides" title="MIPS ASE instruction generation overrides"> <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="MIPS-floating_002dpoint"></a>Previous: <a rel="previous" accesskey="p" href="MIPS-ASE-instruction-generation-overrides.html#MIPS-ASE-instruction-generation-overrides">MIPS ASE instruction generation overrides</a>, Up: <a rel="up" accesskey="u" href="MIPS_002dDependent.html#MIPS_002dDependent">MIPS-Dependent</a> <hr><br> </div> <h4 class="subsection">9.22.10 Directives to override floating-point options</h4> <p><a name="index-Disable-floating_002dpoint-instructions-1243"></a><a name="index-_0040code_007b_002eset-softfloat_007d-1244"></a><a name="index-_0040code_007b_002eset-hardfloat_007d-1245"></a>The directives <code>.set softfloat</code> and <code>.set hardfloat</code> provide finer control of disabling and enabling float-point instructions. These directives always override the default (that hard-float instructions are accepted) or the command-line options (<span class="samp">-msoft-float</span> and <span class="samp">-mhard-float</span>). <p><a name="index-Disable-single_002dprecision-floating_002dpoint-operations-1246"></a><a name="index-_0040code_007b_002eset-softfloat_007d-1247"></a><a name="index-_0040code_007b_002eset-hardfloat_007d-1248"></a>The directives <code>.set singlefloat</code> and <code>.set doublefloat</code> provide finer control of disabling and enabling double-precision float-point operations. These directives always override the default (that double-precision operations are accepted) or the command-line options (<span class="samp">-msingle-float</span> and <span class="samp">-mdouble-float</span>). <p>Traditional <span class="sc">mips</span> assemblers do not support these directives. <!-- Copyright 2001, 2002, 2003 Free Software Foundation, Inc. --> <!-- This is part of the GAS manual. --> <!-- For copying conditions, see the file as.texinfo. --> <!-- MMIX description by Hans-Peter Nilsson, hp@bitrange.com --> </body></html>