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author | Chris Lattner <sabre@nondot.org> | 2003-10-07 21:38:31 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2003-10-07 21:38:31 +0000 |
commit | 47ad72ca5f97a340d194197f3feefd0cd07cda5f (patch) | |
tree | 0ab1b950658f6dca3f81ee810e4781044599926a /docs | |
parent | f204012bd1deb5d19fbabbc145358a1d111b9497 (diff) | |
download | external_llvm-47ad72ca5f97a340d194197f3feefd0cd07cda5f.zip external_llvm-47ad72ca5f97a340d194197f3feefd0cd07cda5f.tar.gz external_llvm-47ad72ca5f97a340d194197f3feefd0cd07cda5f.tar.bz2 |
Cleanups, include a list of passes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8948 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs')
-rw-r--r-- | docs/ReleaseNotes.html | 59 |
1 files changed, 52 insertions, 7 deletions
diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html index 1bca87d..7e827ab 100644 --- a/docs/ReleaseNotes.html +++ b/docs/ReleaseNotes.html @@ -36,12 +36,17 @@ <!-- *********************************************************************** --> This document contains the release notes for the LLVM compiler infrastructure, -release 1.0. The most up-to-date version of this document can be found on the -<a href="http://llvm.cs.uiuc.edu/releases/1.0/ReleaseNotes.html">LLVM web -site</a>. If you are not reading this on the LLVM web pages, you should -probably go there, because this document may be updated after the release.<p> +release 1.0. Here we describe how to install LLVM, as well as any known +problems. The most up-to-date version of this document can be found on the <a +href="http://llvm.cs.uiuc.edu/releases/1.0/">LLVM 1.0 web site</a>. If you are +not reading this on the LLVM web pages, you should probably go there, because +this document may be updated after the release.<p> -FIXME: What is this document? Where do I find other documents?<p> +For more information about LLVM, including information about potentially more +current releases, please check out the <a href="http://llvm.cs.uiuc.edu">main +web site</a>. If you have questions or comments, the <a +href="http://mail.cs.uiuc.edu/mailman/listinfo/llvmdev">LLVM developer's mailing +list</a> is a good place to send them.<p> <!-- *********************************************************************** --> @@ -56,6 +61,46 @@ it is all new! In particular, we are providing a stable C compiler, beta C++ compiler, a C back-end, stable X86 and Sparc V9 static and JIT code generators, as well as a large suite of scalar and interprocedural optimizations.<p> +The default optimizer sequence used by the C/C++ front-ends is:<p> + +<ol> +<li>Interprocedural dead code elimination (-globaldce) +<li>Exception handling pruning (-prune-eh) +<li>Function inlining (-inline) +<li>Instruction combining (-instcombine) +<li>Cast elimination (-raise) +<li>Tail duplication (-tailduplicate) +<li>CFG simplification (-simplifycfg) +<li>Scalar replacement of aggregates (-scalarrepl) +<li>Tail call elimination (-tailcallelim) +<li>Instruction combining (-instcombine) +<li>Reassociation (-reassociate) +<li>Instruction combining (-instcombine) +<li>CFG simplification (-simplifycfg) +<li>Loop canonnicalization (-preheaders) +<li>Loop invariant code motion, with scalar promotion (-licm) +<li>Global common subexpression elimination, with load elimination (-gcse) +<li>Sparse conditional constant propagation (-sccp) +<li>Instruction combining (-instcombine) +<li>Induction variable canonicalization (-indvars) +<li>Aggressive dead code elimination (-adce) +<li>CFG simplication (-simplifycfg) +<li>Dead type elimination (-deadtypeelim) +<li>Global constant merging (-constmerge) +</ol><p> + +At link-time, the following optimizations are run:<p> + +<ol> +<li>Global constant merging (-constmerge) +<li>[optional] Internalization [which marks most functions and global variables static] (-internalize) +<li>Interprocedural dead argument elimination (-deadargelim) +<li>Instruction combining (-instcombine) +<li>CFG simplification (-simplifycfg) +<li>Interprocedural dead code elimination (-globaldce) +</ol><p> + + TODO: Works on: SPEC CPU 2000<p> TODO: Works on: Olden/Ptrdist benchmarks<p> @@ -342,9 +387,9 @@ via the mailing lists.<p> <hr><font size-1> -<address>By: <a href="mailto:sabre@nondot.org">Chris Lattner</a></address> +Maintained By: <a href="http://llvm.cs.uiuc.edu/">The LLVM Team</a><br> <!-- Created: Wed Oct 1 17:38:54 CDT 2003 --> <!-- hhmts start --> -Last modified: Sun Oct 5 14:01:10 CDT 2003 +Last modified: Tue Oct 7 16:32:37 CDT 2003 <!-- hhmts end --> </body></html> |