1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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5 | %general-entities;
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6 |
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7 | <!ENTITY llvm-download-http "http://llvm.org/releases/&llvm-version;/llvm-&llvm-version;.src.tar.gz">
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8 | <!ENTITY llvm-download-ftp " ">
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9 | <!ENTITY llvm-md5sum "40564e1dc390f9844f1711c08b08e391">
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10 | <!ENTITY llvm-size "13 MB">
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11 | <!ENTITY llvm-buildsize "900 MB">
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12 | <!ENTITY llvm-time "13.0 SBU (Additional 7.0 SBU for Clang)">
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13 |
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14 | <!ENTITY clang-download-http "http://llvm.org/releases/&llvm-version;/cfe-&llvm-version;.src.tar.gz">
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15 | <!ENTITY clang-md5sum "8284891e3e311829b8e44ac813d0c9ef">
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16 | <!ENTITY clang-size "9.0 MB">
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17 |
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18 | <!ENTITY compiler-rt-download-http "http://llvm.org/releases/&llvm-version;/compiler-rt-&llvm-version;.src.tar.gz">
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19 | <!ENTITY compiler-rt-md5sum "9c129ce24514467cfe492cf2fed8e2c4">
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20 | <!ENTITY compiler-rt-size "1.5 MB">
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21 | ]>
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22 |
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23 | <sect1 id="llvm" xreflabel="LLVM-&llvm-version;">
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24 | <?dbhtml filename="llvm.html" ?>
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25 |
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26 | <sect1info>
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27 | <othername>$LastChangedBy$</othername>
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28 | <date>$Date$</date>
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29 | </sect1info>
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30 |
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31 | <title>LLVM-&llvm-version;</title>
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32 |
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33 | <indexterm zone="llvm">
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34 | <primary sortas="a-LLVM">LLVM</primary>
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35 | </indexterm>
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36 |
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37 | <sect2 role="package">
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38 | <title>Introduction to LLVM</title>
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39 |
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40 | <para>
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41 | The <application>LLVM</application> package contains a collection of modular and
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42 | reusable compiler and toolchain technologies. The Low Level Virtual Machine
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43 | (LLVM) Core libraries provide a modern source and target-independent optimizer,
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44 | along with code generation support for many popular CPUs (as well as some less
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45 | common ones!). These libraries are built around a well specified code
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46 | representation known as the LLVM intermediate representation ("LLVM IR").
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47 | </para>
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48 |
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49 | <para>
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50 | The optional <application>Clang</application> and <application>Compiler RT</application>
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51 | packages provide a new C, C++, Objective C and Objective C++ front-ends and runtime
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52 | libraries for the <application>LLVM</application>.
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53 | </para>
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54 |
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55 | &lfs74_checked;
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56 |
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57 | <bridgehead renderas="sect3">Package Information</bridgehead>
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58 | <itemizedlist spacing="compact">
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59 | <listitem>
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60 | <para>
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61 | Download (HTTP): <ulink url="&llvm-download-http;"/>
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62 | </para>
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63 | </listitem>
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64 | <listitem>
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65 | <para>
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66 | Download (FTP): <ulink url="&llvm-download-ftp;"/>
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67 | </para>
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68 | </listitem>
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69 | <listitem>
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70 | <para>
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71 | Download MD5 sum: &llvm-md5sum;
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72 | </para>
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73 | </listitem>
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74 | <listitem>
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75 | <para>
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76 | Download size: &llvm-size;
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77 | </para>
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78 | </listitem>
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79 | <listitem>
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80 | <para>
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81 | Estimated disk space required: &llvm-buildsize;
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82 | </para>
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83 | </listitem>
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84 | <listitem>
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85 | <para>
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86 | Estimated build time: &llvm-time;
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87 | </para>
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88 | </listitem>
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89 | </itemizedlist>
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90 |
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91 | <bridgehead renderas="sect3">Optional Downloads</bridgehead>
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92 |
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93 | <bridgehead renderas="sect4">Clang</bridgehead>
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94 | <itemizedlist spacing="compact">
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95 | <listitem>
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96 | <para>
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97 | Download: <ulink url="&clang-download-http;"/>
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98 | </para>
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99 | </listitem>
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100 | <listitem>
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101 | <para>
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102 | Download MD5 sum: &clang-md5sum;
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103 | </para>
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104 | </listitem>
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105 | <listitem>
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106 | <para>
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107 | Download size: &clang-size;
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108 | </para>
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109 | </listitem>
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110 | </itemizedlist>
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111 |
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112 | <bridgehead renderas="sect4">Compiler RT</bridgehead>
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113 | <itemizedlist spacing="compact">
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114 | <listitem>
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115 | <para>
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116 | Download: <ulink url="&compiler-rt-download-http;"/>
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117 | </para>
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118 | </listitem>
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119 | <listitem>
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120 | <para>
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121 | Download MD5 sum: &compiler-rt-md5sum;
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122 | </para>
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123 | </listitem>
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124 | <listitem>
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125 | <para>
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126 | Download size: &compiler-rt-size;
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127 | </para>
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128 | </listitem>
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129 | </itemizedlist>
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130 |
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131 | <bridgehead renderas="sect3">LLVM Dependencies</bridgehead>
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132 |
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133 | <bridgehead renderas="sect4">Recommended</bridgehead>
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134 | <para role="recommended">
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135 | <xref linkend="libffi"/> and
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136 | <xref linkend="python2"/>
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137 | </para>
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138 |
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139 | <bridgehead renderas="sect4">Optional</bridgehead>
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140 | <para role="optional">
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141 | <xref linkend="doxygen"/>,
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142 | <xref linkend="graphviz"/>,
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143 | <xref linkend="libxml2"/>,
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144 | <xref linkend="zip"/>,
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145 | <ulink url="http://www.ocaml.org/">OCaml</ulink>,
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146 | <ulink url="http://pypi.python.org/pypi/Sphinx">Sphinx</ulink> and
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147 | <ulink url="http://www.valgrind.org/">Valgrind</ulink>
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148 | </para>
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149 |
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150 | <para condition="html" role="usernotes">User Notes:
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151 | <ulink url="&blfs-wiki;/llvm"/>
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152 | </para>
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153 | </sect2>
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154 |
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155 | <sect2 role="installation">
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156 | <title>Installation of LLVM</title>
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157 |
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158 | <para>
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159 | If you have downloaded the optional packages, install them into
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160 | the source tree by running the following commands:
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161 | </para>
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162 |
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163 | <screen><userinput>tar -xf ../cfe-&llvm-version;.src.tar.gz -C tools &&
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164 | tar -xf ../compiler-rt-&llvm-version;.src.tar.gz -C projects &&
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165 |
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166 | mv tools/cfe-&llvm-version;.src tools/clang &&
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167 | mv projects/compiler-rt-&llvm-version;.src projects/compiler-rt</userinput></screen>
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168 |
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169 | <para>
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170 | Install <application>LLVM</application> by running the following
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171 | commands:
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172 | </para>
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173 |
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174 | <screen><userinput>sed -e 's:\$(PROJ_prefix)/docs/llvm:$(PROJ_prefix)/share/doc/llvm-&llvm-version;:' \
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175 | -i Makefile.config.in &&
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176 | CC=gcc CXX=g++ \
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177 | ./configure --prefix=/usr \
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178 | --sysconfdir=/etc \
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179 | --enable-libffi \
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180 | --enable-optimized \
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181 | --enable-shared \
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182 | --enable-targets=all \
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183 | --disable-assertions \
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184 | --disable-debug-runtime \
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185 | --disable-expensive-checks \
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186 | --enable-experimental-targets=R600 &&
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187 | make</userinput></screen>
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188 |
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189 | <para>
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190 | If you have installed <application>Sphinx</application> and wish
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191 | to generate manual pages, issue the following command:
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192 | </para>
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193 |
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194 | <screen><userinput>make -C docs -f Makefile.sphinx man</userinput></screen>
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195 |
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196 | <para>
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197 | To test the results, issue: <command>make check</command>.
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198 | </para>
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199 |
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200 | <para>
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201 | Now, as the <systemitem class="username">root</systemitem> user:
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202 | </para>
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203 |
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204 | <screen role="root"><userinput>make install &&
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205 | for file in /usr/lib/lib{clang,LLVM,LTO,profile_rt}*.a
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206 | do
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207 | test -f $file && chmod -v 644 $file
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208 | done</userinput></screen>
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209 |
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210 | <para>
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211 | If you had <xref linkend="python2"/> installed and you have
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212 | built <application>Clang</application>, install the
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213 | <application>Clang Analyzer</application> by running the
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214 | following command as the
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215 | <systemitem class="username">root</systemitem> user:
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216 | </para>
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217 |
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218 | <screen role="root"><userinput>install -v -dm755 /usr/lib/clang-analyzer &&
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219 | for prog in scan-build scan-view
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220 | do
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221 | cp -rfv tools/clang/tools/$prog /usr/lib/clang-analyzer/
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222 | ln -sfv ../lib/clang-analyzer/$prog/$prog /usr/bin/
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223 | done &&
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224 | ln -sfv /usr/bin/clang /usr/lib/clang-analyzer/scan-build/ &&
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225 | mv -v /usr/lib/clang-analyzer/scan-build/scan-build.1 /usr/share/man/man1/</userinput></screen>
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226 |
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227 | <para>
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228 | If you have built manual pages, install them by running the
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229 | following command as the
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230 | <systemitem class="username">root</systemitem> user:
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231 | </para>
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232 |
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233 | <screen role="root"><userinput>install -v -m644 docs/_build/man/* /usr/share/man/man1/</userinput></screen>
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234 |
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235 | </sect2>
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236 |
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237 | <sect2 role="commands">
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238 | <title>Command Explanations</title>
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239 |
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240 | <para>
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241 | <command>sed -e ...</command>: This sed fixes location of the
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242 | installed documentation.
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243 | </para>
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244 |
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245 | <para>
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246 | <parameter>--enable-libffi</parameter>: This switch enables
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247 | <application>LLVM</application> to use
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248 | <application>libffi</application>. Remove if you did not
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249 | install <application>libffi</application>.
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250 | </para>
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251 |
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252 | <para>
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253 | <parameter>--enable-optimized</parameter>: This switch enables
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254 | compiler optimizations in order to speed up the code and reduce
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255 | its size.
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256 | </para>
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257 |
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258 | <para>
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259 | <parameter>--enable-shared</parameter>: This switch enables
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260 | building of the <application>LLVM</application> shared
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261 | library which contains all of static libraries linked into
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262 | single library.
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263 | </para>
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264 |
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265 | <para>
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266 | <parameter>--enable-targets=all</parameter>: This switch ensures
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267 | that all <application>LLVM</application> targets are built.
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268 | </para>
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269 |
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270 | <para>
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271 | <parameter>--disable-*</parameter>: These switches disable
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272 | features which are used for debugging and are not necessary
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273 | on a production system.
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274 | </para>
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275 |
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276 | <para>
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277 | <parameter>--enable-experimental-targets=R600</parameter>:
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278 | This switch enables R600 target which is required by
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279 | <application>Mesa</application> to build the radeonsi
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280 | 3D driver. It can be used for R600
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281 | <application>LLVM</application> backend and OpenCL
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282 | state tracker in <application>Mesa</application>.
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283 | </para>
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284 |
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285 | </sect2>
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286 |
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287 | <sect2 role="content">
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288 | <title>Contents</title>
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289 |
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290 | <segmentedlist>
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291 | <segtitle>Installed Programs</segtitle>
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292 | <segtitle>Installed Libraries</segtitle>
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293 | <segtitle>Installed Directories</segtitle>
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294 |
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295 | <seglistitem>
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296 | <seg>
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297 | bugpoint, c-index-test, clang, clang++, clang-check, clang-format, clang-tblgen,
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298 | llc, lli, llvm-ar, llvm-as, llvm-bcanalyzer, llvm-config, llvm-cov, llvm-diff,
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299 | llvm-dis, llvm-dwarfdump, llvm-extract, llvm-link, llvm-mc, llvm-mcmarkup,
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300 | llvm-nm, llvm-objdump, llvm-prof, llvm-ranlib, llvm-readobj, llvm-rtdyld,
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301 | llvm-size, llvm-stress, llvm-symbolizer, llvm-tblgen, macho-dump, opt,
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302 | scan-build and scan-view
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303 | </seg>
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304 | <seg>
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305 | BugpointPasses.so, libclang.so, libLLVM-&llvm-version;.so,
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306 | libLTO.so, libprofile_rt.so, LLVMHello.so and numerous
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307 | static libraries in /usr/lib
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308 | </seg>
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309 | <seg>
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310 | /usr/include/clang,
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311 | /usr/include/clang-c,
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312 | /usr/include/llvm,
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313 | /usr/include/llvm-c,
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314 | /usr/lib/clang,
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315 | /usr/lib/clang-analyzer and
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316 | /usr/share/doc/llvm-&llvm-version;
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317 | </seg>
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318 | </seglistitem>
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319 | </segmentedlist>
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320 |
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321 | <variablelist>
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322 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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323 | <?dbfo list-presentation="list"?>
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324 | <?dbhtml list-presentation="table"?>
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325 |
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326 | <varlistentry id="bugpoint">
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327 | <term><command>bugpoint</command></term>
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328 | <listitem>
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329 | <para>
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330 | is the automatic test case reduction tool.
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331 | </para>
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332 | <indexterm zone="llvm bugpoint">
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333 | <primary sortas="b-bugpoint">bugpoint</primary>
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334 | </indexterm>
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335 | </listitem>
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336 | </varlistentry>
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337 |
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338 | <varlistentry id="clang">
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339 | <term><command>clang</command></term>
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340 | <listitem>
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341 | <para>
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342 | is the <application>Clang</application> C, C++,
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343 | and Objective-C compiler.
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344 | </para>
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345 | <indexterm zone="llvm clang">
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346 | <primary sortas="b-clang">clang</primary>
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347 | </indexterm>
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348 | </listitem>
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349 | </varlistentry>
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350 |
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351 | <varlistentry id="llc">
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352 | <term><command>llc</command></term>
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353 | <listitem>
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354 | <para>
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355 | is the <application>LLVM</application> static compiler.
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356 | </para>
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357 | <indexterm zone="llvm llc">
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358 | <primary sortas="b-llc">llc</primary>
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359 | </indexterm>
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360 | </listitem>
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361 | </varlistentry>
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362 |
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363 | <varlistentry id="lli">
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364 | <term><command>lli</command></term>
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365 | <listitem>
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366 | <para>
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367 | is used to directly execute programs from
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368 | <application>LLVM</application> bitcode.
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369 | </para>
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370 | <indexterm zone="llvm lli">
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371 | <primary sortas="b-lli">lli</primary>
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372 | </indexterm>
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373 | </listitem>
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374 | </varlistentry>
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375 |
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376 | <varlistentry id="llvm-ar">
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377 | <term><command>llvm-ar</command></term>
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378 | <listitem>
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379 | <para>
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380 | is the <application>LLVM</application> archiver.
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381 | </para>
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382 | <indexterm zone="llvm llvm-ar">
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383 | <primary sortas="b-llvm-ar">llvm-ar</primary>
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384 | </indexterm>
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385 | </listitem>
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386 | </varlistentry>
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387 |
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388 | <varlistentry id="llvm-as">
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389 | <term><command>llvm-as</command></term>
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390 | <listitem>
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391 | <para>
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392 | is the <application>LLVM</application> assembler.
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393 | </para>
|
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394 | <indexterm zone="llvm llvm-as">
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395 | <primary sortas="b-llvm-as">llvm-as</primary>
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396 | </indexterm>
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397 | </listitem>
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398 | </varlistentry>
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399 |
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400 | <varlistentry id="llvm-bcanalyzer">
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401 | <term><command>llvm-bcanalyzer</command></term>
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402 | <listitem>
|
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403 | <para>
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404 | is the <application>LLVM</application> bitcode analyzer.
|
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405 | </para>
|
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406 | <indexterm zone="llvm llvm-bcanalyzer">
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407 | <primary sortas="b-llvm-bcanalyzer">llvm-bcanalyzer</primary>
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408 | </indexterm>
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409 | </listitem>
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410 | </varlistentry>
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411 |
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412 | <varlistentry id="llvm-config">
|
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413 | <term><command>llvm-config</command></term>
|
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414 | <listitem>
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415 | <para>
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416 | Prints <application>LLVM</application> compilation options.
|
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417 | </para>
|
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418 | <indexterm zone="llvm llvm-config">
|
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419 | <primary sortas="b-llvm-config">llvm-config</primary>
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420 | </indexterm>
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421 | </listitem>
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422 | </varlistentry>
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423 |
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424 | <varlistentry id="llvm-cov">
|
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425 | <term><command>llvm-cov</command></term>
|
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426 | <listitem>
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427 | <para>
|
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428 | is used to emit coverage information.
|
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429 | </para>
|
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430 | <indexterm zone="llvm llvm-cov">
|
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431 | <primary sortas="b-llvm-cov">llvm-cov</primary>
|
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432 | </indexterm>
|
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433 | </listitem>
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434 | </varlistentry>
|
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435 |
|
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436 | <varlistentry id="llvm-diff">
|
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437 | <term><command>llvm-diff</command></term>
|
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438 | <listitem>
|
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439 | <para>
|
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440 | is the <application>LLVM</application> structural
|
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441 | '<command>diff</command>'.
|
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442 | </para>
|
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443 | <indexterm zone="llvm llvm-diff">
|
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444 | <primary sortas="b-llvm-diff">llvm-diff</primary>
|
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445 | </indexterm>
|
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446 | </listitem>
|
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447 | </varlistentry>
|
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448 |
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449 | <varlistentry id="llvm-dis">
|
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450 | <term><command>llvm-dis</command></term>
|
---|
451 | <listitem>
|
---|
452 | <para>
|
---|
453 | is the <application>LLVM</application> disassembler.
|
---|
454 | </para>
|
---|
455 | <indexterm zone="llvm llvm-dis">
|
---|
456 | <primary sortas="b-llvm-dis">llvm-dis</primary>
|
---|
457 | </indexterm>
|
---|
458 | </listitem>
|
---|
459 | </varlistentry>
|
---|
460 |
|
---|
461 | <varlistentry id="llvm-extract">
|
---|
462 | <term><command>llvm-extract</command></term>
|
---|
463 | <listitem>
|
---|
464 | <para>
|
---|
465 | is used to extract a function from an
|
---|
466 | <application>LLVM</application> module.
|
---|
467 | </para>
|
---|
468 | <indexterm zone="llvm llvm-extract">
|
---|
469 | <primary sortas="b-llvm-extract">llvm-extract</primary>
|
---|
470 | </indexterm>
|
---|
471 | </listitem>
|
---|
472 | </varlistentry>
|
---|
473 |
|
---|
474 | <varlistentry id="llvm-link">
|
---|
475 | <term><command>llvm-link</command></term>
|
---|
476 | <listitem>
|
---|
477 | <para>
|
---|
478 | is the <application>LLVM</application> linker.
|
---|
479 | </para>
|
---|
480 | <indexterm zone="llvm llvm-link">
|
---|
481 | <primary sortas="b-llvm-link">llvm-link</primary>
|
---|
482 | </indexterm>
|
---|
483 | </listitem>
|
---|
484 | </varlistentry>
|
---|
485 |
|
---|
486 | <varlistentry id="llvm-nm">
|
---|
487 | <term><command>llvm-nm</command></term>
|
---|
488 | <listitem>
|
---|
489 | <para>
|
---|
490 | is used to list <application>LLVM</application> bitcode
|
---|
491 | and object file's symbol table.
|
---|
492 | </para>
|
---|
493 | <indexterm zone="llvm llvm-nm">
|
---|
494 | <primary sortas="b-llvm-nm">llvm-nm</primary>
|
---|
495 | </indexterm>
|
---|
496 | </listitem>
|
---|
497 | </varlistentry>
|
---|
498 |
|
---|
499 | <varlistentry id="llvm-prof">
|
---|
500 | <term><command>llvm-prof</command></term>
|
---|
501 | <listitem>
|
---|
502 | <para>
|
---|
503 | is used to print execution profile of
|
---|
504 | <application>LLVM</application> program.
|
---|
505 | </para>
|
---|
506 | <indexterm zone="llvm llvm-prof">
|
---|
507 | <primary sortas="b-llvm-prof">llvm-prof</primary>
|
---|
508 | </indexterm>
|
---|
509 | </listitem>
|
---|
510 | </varlistentry>
|
---|
511 |
|
---|
512 | <varlistentry id="llvm-ranlib">
|
---|
513 | <term><command>llvm-ranlib</command></term>
|
---|
514 | <listitem>
|
---|
515 | <para>
|
---|
516 | is used to generate index for <application>LLVM</application>
|
---|
517 | archive.
|
---|
518 | </para>
|
---|
519 | <indexterm zone="llvm llvm-ranlib">
|
---|
520 | <primary sortas="b-llvm-ranlib">llvm-ranlib</primary>
|
---|
521 | </indexterm>
|
---|
522 | </listitem>
|
---|
523 | </varlistentry>
|
---|
524 |
|
---|
525 | <varlistentry id="llvm-stress">
|
---|
526 | <term><command>llvm-stress</command></term>
|
---|
527 | <listitem>
|
---|
528 | <para>
|
---|
529 | is used to generate random
|
---|
530 | <filename class="extension">.ll</filename> files.
|
---|
531 | </para>
|
---|
532 | <indexterm zone="llvm llvm-stress">
|
---|
533 | <primary sortas="b-llvm-stress">llvm-stress</primary>
|
---|
534 | </indexterm>
|
---|
535 | </listitem>
|
---|
536 | </varlistentry>
|
---|
537 |
|
---|
538 | <varlistentry id="llvm-tblgen">
|
---|
539 | <term><command>llvm-tblgen</command></term>
|
---|
540 | <listitem>
|
---|
541 | <para>
|
---|
542 | is the <application>LLVM</application> Target Description
|
---|
543 | To C++ Code Generator.
|
---|
544 | </para>
|
---|
545 | <indexterm zone="llvm llvm-tblgen">
|
---|
546 | <primary sortas="b-llvm-tblgen">llvm-tblgen</primary>
|
---|
547 | </indexterm>
|
---|
548 | </listitem>
|
---|
549 | </varlistentry>
|
---|
550 |
|
---|
551 | <varlistentry id="opt">
|
---|
552 | <term><command>opt</command></term>
|
---|
553 | <listitem>
|
---|
554 | <para>
|
---|
555 | is the <application>LLVM</application> optimizer.
|
---|
556 | </para>
|
---|
557 | <indexterm zone="llvm opt">
|
---|
558 | <primary sortas="b-opt">opt</primary>
|
---|
559 | </indexterm>
|
---|
560 | </listitem>
|
---|
561 | </varlistentry>
|
---|
562 |
|
---|
563 | <varlistentry id="scan-build">
|
---|
564 | <term><command>scan-build</command></term>
|
---|
565 | <listitem>
|
---|
566 | <para>
|
---|
567 | is a <application>Perl</application> script that invokes the
|
---|
568 | <application>Clang</application> static analyzer.
|
---|
569 | </para>
|
---|
570 | <indexterm zone="llvm scan-build">
|
---|
571 | <primary sortas="b-scan-build">scan-build</primary>
|
---|
572 | </indexterm>
|
---|
573 | </listitem>
|
---|
574 | </varlistentry>
|
---|
575 |
|
---|
576 | <varlistentry id="libllvm">
|
---|
577 | <term><filename class="libraryfile">libLLVM-&llvm-version;.so</filename></term>
|
---|
578 | <listitem>
|
---|
579 | <para>
|
---|
580 | contains the <application>LLVM</application> API functions.
|
---|
581 | </para>
|
---|
582 | <indexterm zone="llvm libllvm">
|
---|
583 | <primary sortas="c-libllvm">libLLVM-&llvm-version;.so</primary>
|
---|
584 | </indexterm>
|
---|
585 | </listitem>
|
---|
586 | </varlistentry>
|
---|
587 |
|
---|
588 | <varlistentry id="libprofile_rt">
|
---|
589 | <term><filename class="libraryfile">libprofile_rt.so</filename></term>
|
---|
590 | <listitem>
|
---|
591 | <para>
|
---|
592 | is the C, C++ and Objective-C runtime library for
|
---|
593 | <application>Clang</application>.
|
---|
594 | </para>
|
---|
595 | <indexterm zone="llvm libprofile_rt">
|
---|
596 | <primary sortas="c-libprofile_rt">libprofile_rt.so</primary>
|
---|
597 | </indexterm>
|
---|
598 | </listitem>
|
---|
599 | </varlistentry>
|
---|
600 |
|
---|
601 | </variablelist>
|
---|
602 |
|
---|
603 | </sect2>
|
---|
604 |
|
---|
605 | </sect1>
|
---|