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119 lines
4.6 KiB
HTML
119 lines
4.6 KiB
HTML
4 years ago
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<!-- This file documents the GNU Assembler "as".
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Copyright (C) 1991-2019 Free Software Foundation, Inc.
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Permission is granted to copy, distribute and/or modify this document
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under the terms of the GNU Free Documentation License, Version 1.3
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or any later version published by the Free Software Foundation;
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with no Invariant Sections, with no Front-Cover Texts, and with no
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Back-Cover Texts. A copy of the license is included in the
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section entitled "GNU Free Documentation License".
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-->
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<!-- Created by GNU Texinfo 6.4, http://www.gnu.org/software/texinfo/ -->
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<head>
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<title>RISC-V-Options (Using as)</title>
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<meta name="description" content="RISC-V-Options (Using as)">
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<meta name="keywords" content="RISC-V-Options (Using as)">
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<link href="index.html#Top" rel="start" title="Top">
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<link href="AS-Index.html#AS-Index" rel="index" title="AS Index">
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<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
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<link href="RISC_002dV_002dDependent.html#RISC_002dV_002dDependent" rel="up" title="RISC-V-Dependent">
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<link href="RISC_002dV_002dDirectives.html#RISC_002dV_002dDirectives" rel="next" title="RISC-V-Directives">
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<link href="RISC_002dV_002dDependent.html#RISC_002dV_002dDependent" rel="prev" title="RISC-V-Dependent">
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</style>
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</head>
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<body lang="en">
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<a name="RISC_002dV_002dOptions"></a>
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<div class="header">
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<p>
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Next: <a href="RISC_002dV_002dDirectives.html#RISC_002dV_002dDirectives" accesskey="n" rel="next">RISC-V-Directives</a>, Up: <a href="RISC_002dV_002dDependent.html#RISC_002dV_002dDependent" accesskey="u" rel="up">RISC-V-Dependent</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="AS-Index.html#AS-Index" title="Index" rel="index">Index</a>]</p>
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</div>
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<hr>
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<a name="RISC_002dV-Options"></a>
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<h4 class="subsection">9.37.1 RISC-V Options</h4>
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<p>The following table lists all available RISC-V specific options.
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</p>
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<dl compact="compact">
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<dd>
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<a name="index-_002dfpic-option_002c-RISC_002dV"></a>
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</dd>
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<dt><code>-fpic</code></dt>
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<dt><code>-fPIC</code></dt>
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<dd><p>Generate position-independent code
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</p>
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<a name="index-_002dfno_002dpic-option_002c-RISC_002dV"></a>
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</dd>
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<dt><code>-fno-pic</code></dt>
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<dd><p>Don’t generate position-independent code (default)
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</p>
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<a name="index-_002dmarch_003dISA-option_002c-RISC_002dV"></a>
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</dd>
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<dt><code>-march=ISA</code></dt>
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<dd><p>Select the base isa, as specified by ISA. For example -march=rv32ima.
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</p>
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<a name="index-_002dmabi_003dABI-option_002c-RISC_002dV"></a>
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</dd>
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<dt><code>-mabi=ABI</code></dt>
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<dd><p>Selects the ABI, which is either "ilp32" or "lp64", optionally followed
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by "f", "d", or "q" to indicate single-precision, double-precision, or
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quad-precision floating-point calling convention, or none to indicate
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the soft-float calling convention. Also, "ilp32" can optionally be followed
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by "e" to indicate the RVE ABI, which is always soft-float.
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</p>
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<a name="index-_002dmrelax-option_002c-RISC_002dV"></a>
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</dd>
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<dt><code>-mrelax</code></dt>
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<dd><p>Take advantage of linker relaxations to reduce the number of instructions
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required to materialize symbol addresses. (default)
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</p>
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<a name="index-_002dmno_002drelax-option_002c-RISC_002dV"></a>
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</dd>
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<dt><code>-mno-relax</code></dt>
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<dd><p>Don’t do linker relaxations.
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</p>
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</dd>
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</dl>
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</body>
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</html>
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