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diff --git a/share/doc/gcc/C6X-Options.html b/share/doc/gcc/C6X-Options.html new file mode 100644 index 0000000..2b8cf8c --- /dev/null +++ b/share/doc/gcc/C6X-Options.html @@ -0,0 +1,139 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<html> +<!-- This file documents the use of the GNU compilers. + +Copyright (C) 1988-2023 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 1.3 or +any later version published by the Free Software Foundation; with the +Invariant Sections being "Funding Free Software", the Front-Cover +Texts being (a) (see below), and with the Back-Cover Texts being (b) +(see below). A copy of the license is included in the section entitled +"GNU Free Documentation License". + +(a) The FSF's Front-Cover Text is: + +A GNU Manual + +(b) The FSF's Back-Cover Text is: + +You have freedom to copy and modify this GNU Manual, like GNU + software. Copies published by the Free Software Foundation raise + funds for GNU development. --> +<!-- Created by GNU Texinfo 5.1, http://www.gnu.org/software/texinfo/ --> +<head> +<title>Using the GNU Compiler Collection (GCC): C6X Options</title> + +<meta name="description" content="Using the GNU Compiler Collection (GCC): C6X Options"> +<meta name="keywords" content="Using the GNU Compiler Collection (GCC): C6X Options"> +<meta name="resource-type" content="document"> +<meta name="distribution" content="global"> +<meta name="Generator" content="makeinfo"> +<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> +<link href="index.html#Top" rel="start" title="Top"> +<link href="Indices.html#Indices" rel="index" title="Indices"> +<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> +<link href="Submodel-Options.html#Submodel-Options" rel="up" title="Submodel Options"> +<link href="CRIS-Options.html#CRIS-Options" rel="next" title="CRIS Options"> +<link href="Blackfin-Options.html#Blackfin-Options" rel="previous" title="Blackfin Options"> +<style type="text/css"> +<!-- +a.summary-letter {text-decoration: none} +blockquote.smallquotation {font-size: smaller} +div.display {margin-left: 3.2em} +div.example {margin-left: 3.2em} +div.indentedblock {margin-left: 3.2em} +div.lisp {margin-left: 3.2em} +div.smalldisplay {margin-left: 3.2em} +div.smallexample {margin-left: 3.2em} +div.smallindentedblock {margin-left: 3.2em; font-size: smaller} +div.smalllisp {margin-left: 3.2em} +kbd {font-style:oblique} +pre.display {font-family: inherit} +pre.format {font-family: inherit} +pre.menu-comment {font-family: serif} +pre.menu-preformatted {font-family: serif} +pre.smalldisplay {font-family: inherit; font-size: smaller} +pre.smallexample {font-size: smaller} +pre.smallformat {font-family: inherit; font-size: smaller} +pre.smalllisp {font-size: smaller} +span.nocodebreak {white-space:nowrap} +span.nolinebreak {white-space:nowrap} +span.roman {font-family:serif; font-weight:normal} +span.sansserif {font-family:sans-serif; font-weight:normal} +ul.no-bullet {list-style: none} +--> +</style> + + +</head> + +<body lang="en_US" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"> +<a name="C6X-Options"></a> +<div class="header"> +<p> +Next: <a href="CRIS-Options.html#CRIS-Options" accesskey="n" rel="next">CRIS Options</a>, Previous: <a href="Blackfin-Options.html#Blackfin-Options" accesskey="p" rel="previous">Blackfin Options</a>, Up: <a href="Submodel-Options.html#Submodel-Options" accesskey="u" rel="up">Submodel Options</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Indices.html#Indices" title="Index" rel="index">Index</a>]</p> +</div> +<hr> +<a name="C6X-Options-1"></a> +<h4 class="subsection">3.19.8 C6X Options</h4> +<a name="index-C6X-Options"></a> + +<dl compact="compact"> +<dd><a name="index-march-3"></a> +</dd> +<dt><code>-march=<var>name</var></code></dt> +<dd><p>This specifies the name of the target architecture. GCC uses this +name to determine what kind of instructions it can emit when generating +assembly code. Permissible names are: ‘<samp>c62x</samp>’, +‘<samp>c64x</samp>’, ‘<samp>c64x+</samp>’, ‘<samp>c67x</samp>’, ‘<samp>c67x+</samp>’, ‘<samp>c674x</samp>’. +</p> +<a name="index-mbig_002dendian-3"></a> +</dd> +<dt><code>-mbig-endian</code></dt> +<dd><p>Generate code for a big-endian target. +</p> +<a name="index-mlittle_002dendian-3"></a> +</dd> +<dt><code>-mlittle-endian</code></dt> +<dd><p>Generate code for a little-endian target. This is the default. +</p> +<a name="index-msim-1"></a> +</dd> +<dt><code>-msim</code></dt> +<dd><p>Choose startup files and linker script suitable for the simulator. +</p> +<a name="index-msdata_003ddefault"></a> +</dd> +<dt><code>-msdata=default</code></dt> +<dd><p>Put small global and static data in the <code>.neardata</code> section, +which is pointed to by register <code>B14</code>. Put small uninitialized +global and static data in the <code>.bss</code> section, which is adjacent +to the <code>.neardata</code> section. Put small read-only data into the +<code>.rodata</code> section. The corresponding sections used for large +pieces of data are <code>.fardata</code>, <code>.far</code> and <code>.const</code>. +</p> +<a name="index-msdata_003dall"></a> +</dd> +<dt><code>-msdata=all</code></dt> +<dd><p>Put all data, not just small objects, into the sections reserved for +small data, and use addressing relative to the <code>B14</code> register to +access them. +</p> +<a name="index-msdata_003dnone"></a> +</dd> +<dt><code>-msdata=none</code></dt> +<dd><p>Make no use of the sections reserved for small data, and use absolute +addresses to access all data. Put all initialized global and static +data in the <code>.fardata</code> section, and all uninitialized data in the +<code>.far</code> section. Put all constant data into the <code>.const</code> +section. +</p></dd> +</dl> + + + + +</body> +</html> |