diff options
author | Daniel Dunbar <daniel@zuster.org> | 2009-10-17 22:08:19 +0000 |
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committer | Daniel Dunbar <daniel@zuster.org> | 2009-10-17 22:08:19 +0000 |
commit | 31fec98c2a3399e1397dbe0944f52892842c55d0 (patch) | |
tree | 39cec68cab0c9066c4c223df176add60f6ad6a8b /www/UniversalDriver.html | |
parent | b114d2e5859d3e4b5de7e5031ccd87b8c5719a7c (diff) |
Describe/link some of the universal driver related work.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@84369 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'www/UniversalDriver.html')
-rw-r--r-- | www/UniversalDriver.html | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/www/UniversalDriver.html b/www/UniversalDriver.html index 16f8bb6cf9..ff79901041 100644 --- a/www/UniversalDriver.html +++ b/www/UniversalDriver.html @@ -47,6 +47,38 @@ welcome!</p> <p>See also <a href="http://llvm.org/PR4127">PR4127</a>.</p> +<h2>Existing Solutions and Related Work</h2> + +<ul> + <li>gcc's command line arguments <tt>-V</tt>, <tt>-B</tt>, <tt>-b</tt> are + generic but limited solutions to related problems. Similarly, <tt>-m32</tt> + and <tt>-m64</tt> solve a small subset of the problem for specific + architectures.</li> + + <li>gcc's <a href="http://www.airs.com/ian/configure/configure_8.html">multilibs</a> + solve the part of the problem that relates to finding appropriate libraries + and include files based on particular feature support (soft float, + etc.).</li> + + <li>Apple's "driver driver" supported by gcc and clang solve a subset of the + problem by supporting <tt>-arch</tt>. Apple also provides a tool chain which + supports <a href="http://en.wikipedia.org/wiki/Universal_binary">universal + binaries</a> and object files which may include data for multiple + architectures. See <a href="http://developer.apple.com/mac/library/technotes/tn2005/tn2137.html">TN2137</a> + for an example of how this is used.</li> + + <li>Many operating systems and environments solve the problem by installing + complete development environments (including the IDE, tools, header files, + and libraries) for a single tool chain. This is cumbersome for users and + does not match well with tools which are inherently capable of cross + compiling.</li> + + <li>The Debian <a href="http://wiki.debian.org/ArmEabiPort">ArmEabiPort</a> + wiki page for their work to support the ARM EABI provide an interesting + glimpse into how related issues impact the operating system distribution.</li> + +</ul> + </div> </body> </html> |