[llvm-commits] CVS: llvm/docs/CFEBuildInstrs.html
Misha Brukman
brukman at cs.uiuc.edu
Wed Oct 22 20:49:01 PDT 2003
Changes in directory llvm/docs:
CFEBuildInstrs.html updated: 1.1 -> 1.2
---
Log message:
* Use UTF-8 instead of ISO-8859-1
* Use stylesheet instead of explicit <font> formatting
* Stop using <ul> for layout
* Close <li> tags
---
Diffs of the changes: (+48 -39)
Index: llvm/docs/CFEBuildInstrs.html
diff -u llvm/docs/CFEBuildInstrs.html:1.1 llvm/docs/CFEBuildInstrs.html:1.2
--- llvm/docs/CFEBuildInstrs.html:1.1 Tue Oct 21 16:58:38 2003
+++ llvm/docs/CFEBuildInstrs.html Wed Oct 22 20:48:33 2003
@@ -1,17 +1,15 @@
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
-<html><head><title>Bootstrapping the C/C++ Front-End</title></head>
-
-<body bgcolor=white>
-<center><h1><font size=7>Bootstrapping the C/C++ Front-End</font></h1></center>
-
-<br><br>
-
-<!-- *********************************************************************** -->
-<table width="100%" bgcolor="#330077" border=0 cellpadding=4 cellspacing=0>
-<tr><td align=center><font color="#EEEEFF" size=+2 face="Georgia,Palatino"><b>
-<a name="instructions">Instructions
-</b></font></td></tr></table><ul>
-<!-- *********************************************************************** -->
+<html>
+<head>
+ <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+ <link rel="stylesheet" href="llvm.css" type="text/css" media="screen" />
+ <title>Bootstrapping the C/C++ Front-End</title>
+</head>
+<body>
+
+<div class="doc_title">
+ Bootstrapping the C/C++ Front-End
+</div>
<p>This document is intended to explain the process of building the LLVM
C/C++ front-end, based on GCC 3.4, from source.</p>
@@ -23,6 +21,14 @@
<p>We welcome patches to help make this process simpler.</p>
+<!-- *********************************************************************** -->
+<div class="doc_section">
+ <a name="instructions">Instructions</a>
+</div>
+<!-- *********************************************************************** -->
+
+<div class="doc_text">
+<p>
<ol>
<li><p>Configure and build the LLVM libraries and tools using:</p>
<pre>
@@ -33,17 +39,17 @@
<p>The use of the non-default target "tools-only" means that the
LLVM tools and libraries will build, and the binaries will be
deposited in llvm/tools/Debug, but the runtime (bytecode)
- libraries will not build.</p>
+ libraries will not build.</p></li>
<li><p>Add the directory containing the tools to your PATH.</p>
<pre>
- % set path = ( `cd llvm/tools/Debug && pwd` $path )
-</pre>
+ % set path = ( `cd llvm/tools/Debug && pwd` $path )
+</pre></li>
-<li><p>Unpack the C/C++ front-end source into cfrontend/src.</p>
+<li><p>Unpack the C/C++ front-end source into cfrontend/src.</p></li>
<li><p>Edit src/configure. Change the first line (starting w/ #!) to
- contain the correct full pathname of sh.</p>
+ contain the correct full pathname of sh.</p></li>
<li><p>Make "build" and "install" directories as siblings of the "src"
tree.</p>
@@ -53,7 +59,7 @@
% cd ..
% mkdir build install
% set CFEINSTALL = `pwd`/install
-</pre>
+</pre></li>
<li><p>Configure, build and install the C front-end:</p>
<pre>
@@ -73,34 +79,36 @@
<li><p><b>Fix 1:</b> If you have system header files that include
inline assembly, you may have to modify them to remove the inline
assembly, and install the modified versions in
- <code>$CFEINSTALL/<i>target-triplet</i>/sys-include</code>.</p>
+ <code>$CFEINSTALL/<i>target-triplet</i>/sys-include</code>.</p></li>
<li><b>Fix 2:</b> If you are building the C++ front-end on a CPU we
haven't tried yet, you will probably have to edit the appropriate
version of atomicity.h under
<code>src/libstdc++-v3/config/cpu/<i>name-of-cpu</i>/atomicity.h</code>
- and apply a patch so that it does not use inline assembly.</p>
+ and apply a patch so that it does not use inline assembly.</p></li>
</ul>
<p><b>Common Problem 2:</b> <b>FIXME:</b> Chris should add a section about
common problems porting to a new architecture, including changes you
- might have to make to the gcc/gcc/config/<i>name-of-cpu</i>
+ might have to make to the <tt>gcc/gcc/config/<i>name-of-cpu</i></tt>
directory. For example (expand these):</p>
<ul>
- <li>Munge linker flags so they are compatible with gccld.
+ <li>Munge linker flags so they are compatible with <tt>gccld</tt>.</li>
<li>Change the target so it doesn't have long double; just use double
- instead.
- <li>No inline assembly for position independent code.
- <li>We handle init and fini differently.
- <li>Do not include inline assembly map things for SPARC, or profile things.
+ instead.</li>
+ <li>No inline assembly for position independent code.</li>
+ <li>We handle init and fini differently.</li>
+ <li>Do not include inline assembly map things for SPARC, or profile
+ things.</li>
</ul>
+</li>
<li><p>Go back into the LLVM source tree proper. Edit Makefile.config
to redefine <code>LLVMGCCDIR</code> to the full pathname of the
<code>$CFEINSTALL</code> directory, which is the directory you just
installed the C front-end into. (The ./configure script is likely to
-have set this to a directory which does not exist on your system.)</p>
+have set this to a directory which does not exist on your system.)</p></li>
<li><p>If you edited header files during the C/C++ front-end build as
described in "Fix 1" above, you must now copy those header files from
@@ -108,7 +116,7 @@
<code>$CFEINSTALL/lib/gcc/<i>target-triplet</i>/3.4-llvm/include</code>.
(This should be the "include" directory in the same directory as the
libgcc.a library, which you can find by running
-<code>$CFEINSTALL/bin/gcc --print-libgcc-file-name</code>.)</p>
+<code>$CFEINSTALL/bin/gcc --print-libgcc-file-name</code>.)</p></li>
<li><p>Build and install the runtime (bytecode) libraries by running:</p>
<pre>
@@ -116,25 +124,26 @@
% mkdir $CFEINSTALL/bytecode-libs
% gmake -C runtime install
% setenv LLVM_LIB_SEARCH_PATH $CFEINSTALL/bytecode-libs
-</pre>
+</pre></li>
<li><p>Test the newly-installed C frontend by one or more of the
following means:</p>
<ul>
- <li> compiling and running a "hello, world" program in C or C++.
+ <li> compiling and running a "hello, world" program in C or C++.</li>
<li> running the tests under test/Programs using <code>gmake -C
- test/Programs</code>;
+ test/Programs</code></li>
</ul>
-
-</p>
+ </p>
+</li>
</ol>
+</div>
<!-- *********************************************************************** -->
-</ul>
-<!-- *********************************************************************** -->
-<hr><font size-1>
+<hr><font size="-1">
<address><a href="mailto:gaeke -at- uiuc.edu">Brian Gaeke</a></address>
-Last modified: $Date: 2003/10/21 21:58:38 $
-</font></body></html>
+Last modified: $Date: 2003/10/23 01:48:33 $
+</font>
+</body>
+</html>
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