[673b0d8] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
|
---|
[b06ca36] | 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
|
---|
| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
|
---|
[673b0d8] | 4 | <!ENTITY % general-entities SYSTEM "../general.ent">
|
---|
| 5 | %general-entities;
|
---|
| 6 | ]>
|
---|
[81109e3] | 7 |
|
---|
[9652249] | 8 | <sect1 id="ch-tools-binutils-pass1" role="wrap">
|
---|
[81109e3] | 9 | <?dbhtml filename="binutils-pass1.html"?>
|
---|
| 10 |
|
---|
[e747759] | 11 | <sect1info condition="script">
|
---|
[714599f] | 12 | <productname>binutils-pass1</productname>
|
---|
[e747759] | 13 | <productnumber>&binutils-version;</productnumber>
|
---|
| 14 | <address>&binutils-url;</address>
|
---|
| 15 | </sect1info>
|
---|
| 16 |
|
---|
[81109e3] | 17 | <title>Binutils-&binutils-version; - Pass 1</title>
|
---|
| 18 |
|
---|
| 19 | <indexterm zone="ch-tools-binutils-pass1">
|
---|
| 20 | <primary sortas="a-Binutils">Binutils</primary>
|
---|
| 21 | <secondary>tools, pass 1</secondary>
|
---|
| 22 | </indexterm>
|
---|
[bc82645e] | 23 |
|
---|
[81109e3] | 24 | <sect2 role="package">
|
---|
| 25 | <title/>
|
---|
[81fd230] | 26 |
|
---|
[d9441360] | 27 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
|
---|
[81109e3] | 28 | href="../chapter06/binutils.xml"
|
---|
| 29 | xpointer="xpointer(/sect1/sect2[1]/para[1])"/>
|
---|
[673b0d8] | 30 |
|
---|
[81109e3] | 31 | <segmentedlist>
|
---|
| 32 | <segtitle>&buildtime;</segtitle>
|
---|
| 33 | <segtitle>&diskspace;</segtitle>
|
---|
[673b0d8] | 34 |
|
---|
[81109e3] | 35 | <seglistitem>
|
---|
[e4a5635] | 36 | <seg>&binutils-ch5p1-sbu;</seg>
|
---|
| 37 | <seg>&binutils-ch5p1-du;</seg>
|
---|
[81109e3] | 38 | </seglistitem>
|
---|
| 39 | </segmentedlist>
|
---|
[81fd230] | 40 |
|
---|
[81109e3] | 41 | </sect2>
|
---|
[73aedd1d] | 42 |
|
---|
[81109e3] | 43 | <sect2 role="installation">
|
---|
[4e82d47] | 44 | <title>Installation of Cross Binutils</title>
|
---|
[81fd230] | 45 |
|
---|
[2ca8941] | 46 | <note><para>Go back and re-read the notes in the previous section.
|
---|
[165a97c] | 47 | Understanding the notes labeled important will save you a lot
|
---|
[16471f8] | 48 | of problems later.</para></note>
|
---|
| 49 |
|
---|
[81109e3] | 50 | <para>It is important that Binutils be the first package compiled
|
---|
| 51 | because both Glibc and GCC perform various tests on the available
|
---|
| 52 | linker and assembler to determine which of their own features to
|
---|
| 53 | enable.</para>
|
---|
| 54 |
|
---|
[f1dd547] | 55 | <para>The Binutils documentation recommends building Binutils
|
---|
| 56 | in a dedicated build directory:</para>
|
---|
[3d36131c] | 57 |
|
---|
[f1dd547] | 58 | <screen><userinput remap="pre">mkdir -v build
|
---|
| 59 | cd build</userinput></screen>
|
---|
[73aedd1d] | 60 |
|
---|
[81109e3] | 61 | <note>
|
---|
| 62 | <para>In order for the SBU values listed in the rest of the book
|
---|
| 63 | to be of any use, measure the time it takes to build this package from
|
---|
| 64 | the configuration, up to and including the first install. To achieve
|
---|
[d79d189e] | 65 | this easily, wrap the commands in a <command>time</command>
|
---|
| 66 | command like this: <userinput>time { ./configure ... && ...
|
---|
[81109e3] | 67 | && make install; }</userinput>.</para>
|
---|
| 68 | </note>
|
---|
[73aedd1d] | 69 |
|
---|
[95562ce] | 70 | <note><para>The approximate build SBU values and required disk space
|
---|
[25332b5] | 71 | in Chapter 5 does not include test suite data.</para></note>
|
---|
[95562ce] | 72 |
|
---|
[81109e3] | 73 | <para>Now prepare Binutils for compilation:</para>
|
---|
[73aedd1d] | 74 |
|
---|
[b3f1ebb3] | 75 | <screen arch="default"><userinput remap="configure">../configure --prefix=/tools \
|
---|
[f1dd547] | 76 | --with-sysroot=$LFS \
|
---|
| 77 | --with-lib-path=/tools/lib \
|
---|
| 78 | --target=$LFS_TGT \
|
---|
| 79 | --disable-nls \
|
---|
| 80 | --disable-werror</userinput></screen>
|
---|
[73aedd1d] | 81 |
|
---|
[fd48baa] | 82 | <screen arch="ml_32,ml_x32,ml_all"><userinput remap="configure">lpath=/tools/lib</userinput>
|
---|
| 83 | <userinput remap="configure" arch="ml_32,ml_all">lpath="$lpath:/tools/lib32"</userinput>
|
---|
| 84 | <userinput remap="configure" arch="ml_x32,ml_all">lpath="$lpath:/tools/libx32"</userinput>
|
---|
| 85 | <userinput remap="configure">../configure --prefix=/tools \
|
---|
[b3f1ebb3] | 86 | --with-sysroot=$LFS \
|
---|
[fd48baa] | 87 | --with-lib-path=$lpath \
|
---|
[b3f1ebb3] | 88 | --target=$LFS_TGT \
|
---|
| 89 | --disable-nls \
|
---|
| 90 | --disable-werror \
|
---|
| 91 | --enable-64-bit-bfd \
|
---|
| 92 | --enable-multilib</userinput></screen>
|
---|
| 93 |
|
---|
[81109e3] | 94 | <variablelist>
|
---|
| 95 | <title>The meaning of the configure options:</title>
|
---|
| 96 |
|
---|
[1a3e6a3] | 97 | <varlistentry>
|
---|
| 98 | <term><parameter>--prefix=/tools</parameter></term>
|
---|
| 99 | <listitem>
|
---|
| 100 | <para>This tells the configure script to prepare to install the
|
---|
| 101 | Binutils programs in the <filename class="directory">/tools</filename>
|
---|
| 102 | directory.</para>
|
---|
| 103 | </listitem>
|
---|
| 104 | </varlistentry>
|
---|
| 105 |
|
---|
| 106 | <varlistentry>
|
---|
| 107 | <term><parameter>--with-sysroot=$LFS</parameter></term>
|
---|
| 108 | <listitem>
|
---|
| 109 | <para>For cross compilation, this tells the build system to look in
|
---|
| 110 | $LFS for the target system libraries as needed.</para>
|
---|
| 111 | </listitem>
|
---|
| 112 | </varlistentry>
|
---|
| 113 |
|
---|
| 114 | <varlistentry>
|
---|
| 115 | <term><parameter>--with-lib-path=/tools/lib</parameter></term>
|
---|
| 116 | <listitem>
|
---|
| 117 | <para>This specifies which library path the linker should be
|
---|
| 118 | configured to use.</para>
|
---|
| 119 | </listitem>
|
---|
| 120 | </varlistentry>
|
---|
| 121 |
|
---|
[acec478] | 122 | <varlistentry>
|
---|
[4e82d47] | 123 | <term><envar>--target=$LFS_TGT</envar></term>
|
---|
[acec478] | 124 | <listitem>
|
---|
[4e82d47] | 125 | <para>Because the machine description in the <envar>LFS_TGT</envar>
|
---|
| 126 | variable is slightly different than the value returned by the
|
---|
[55fa5a3] | 127 | <command>config.guess</command> script, this switch will tell the
|
---|
| 128 | <command>configure</command> script to adjust Binutil's build system
|
---|
| 129 | for building a cross linker. </para>
|
---|
[acec478] | 130 | </listitem>
|
---|
| 131 | </varlistentry>
|
---|
| 132 |
|
---|
[81109e3] | 133 | <varlistentry>
|
---|
| 134 | <term><parameter>--disable-nls</parameter></term>
|
---|
| 135 | <listitem>
|
---|
| 136 | <para>This disables internationalization as i18n is not needed for the
|
---|
| 137 | temporary tools.</para>
|
---|
| 138 | </listitem>
|
---|
| 139 | </varlistentry>
|
---|
[2ca8941] | 140 |
|
---|
[954ca05] | 141 | <varlistentry>
|
---|
| 142 | <term><parameter>--disable-werror</parameter></term>
|
---|
| 143 | <listitem>
|
---|
| 144 | <para>This prevents the build from stopping in the event that there
|
---|
| 145 | are warnings from the host's compiler.</para>
|
---|
| 146 | </listitem>
|
---|
| 147 | </varlistentry>
|
---|
| 148 |
|
---|
[81109e3] | 149 | </variablelist>
|
---|
[81fd230] | 150 |
|
---|
[81109e3] | 151 | <para>Continue with compiling the package:</para>
|
---|
[73aedd1d] | 152 |
|
---|
[0445a3d] | 153 | <screen><userinput remap="make">make</userinput></screen>
|
---|
[81fd230] | 154 |
|
---|
[81109e3] | 155 | <para>Compilation is now complete. Ordinarily we would now run the
|
---|
| 156 | test suite, but at this early stage the test suite framework (Tcl,
|
---|
| 157 | Expect, and DejaGNU) is not yet in place. The benefits of running the
|
---|
| 158 | tests at this point are minimal since the programs from this
|
---|
| 159 | first pass will soon be replaced by those from the second.</para>
|
---|
[81fd230] | 160 |
|
---|
[b3f1ebb3] | 161 | <para arch="default">If building on x86_64, create a symlink to ensure the
|
---|
| 162 | sanity of the toolchain:</para>
|
---|
| 163 |
|
---|
[fd48baa] | 164 | <para arch="ml_32,ml_x32,ml_all">Create a symlink to ensure the sanity of
|
---|
[4e82d47] | 165 | the toolchain:</para>
|
---|
[6e88633] | 166 |
|
---|
[b3f1ebb3] | 167 | <screen arch="default"><userinput remap="install">case $(uname -m) in
|
---|
[4e82d47] | 168 | x86_64) mkdir -v /tools/lib && ln -sv lib /tools/lib64 ;;
|
---|
| 169 | esac</userinput></screen>
|
---|
[6e88633] | 170 |
|
---|
[fd48baa] | 171 | <screen arch="ml_32,ml_x32,ml_all"><userinput remap="install">mkdir -v /tools/lib &&
|
---|
[b3f1ebb3] | 172 | ln -sv lib /tools/lib64</userinput></screen>
|
---|
| 173 |
|
---|
[81109e3] | 174 | <para>Install the package:</para>
|
---|
[73aedd1d] | 175 |
|
---|
[0445a3d] | 176 | <screen><userinput remap="install">make install</userinput></screen>
|
---|
[73aedd1d] | 177 |
|
---|
[81109e3] | 178 | </sect2>
|
---|
| 179 |
|
---|
| 180 | <sect2 role="content">
|
---|
| 181 | <title/>
|
---|
| 182 |
|
---|
| 183 | <para>Details on this package are located in
|
---|
| 184 | <xref linkend="contents-binutils" role="."/></para>
|
---|
| 185 |
|
---|
| 186 | </sect2>
|
---|
[81fd230] | 187 |
|
---|
[bc82645e] | 188 | </sect1>
|
---|