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authorChris Lattner <sabre@nondot.org>2008-10-12 18:30:33 +0000
committerChris Lattner <sabre@nondot.org>2008-10-12 18:30:33 +0000
commit6396952f37cdc7ff953ed34c2a43b9cd57874080 (patch)
tree45a7698c946b17f8e7d0c589d6a94afe6dfefb6a /llvm
parent3768ad6d58d78502d51281470df80ec6b8168e2a (diff)
downloadbcm5719-llvm-6396952f37cdc7ff953ed34c2a43b9cd57874080.tar.gz
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add some notes
llvm-svn: 57416
Diffstat (limited to 'llvm')
-rw-r--r--llvm/docs/ReleaseNotes.html30
1 files changed, 26 insertions, 4 deletions
diff --git a/llvm/docs/ReleaseNotes.html b/llvm/docs/ReleaseNotes.html
index 5be4ad72a62..c9027e6bf3c 100644
--- a/llvm/docs/ReleaseNotes.html
+++ b/llvm/docs/ReleaseNotes.html
@@ -88,8 +88,12 @@ It includes a large number of features and refinements from LLVM 2.3.</p>
<li>... Attributes changes ... </li>
-<li>The <tt>DbgStopPointInst</tt> methods <tt>getDirectory</tt> and <tt>getFileName</tt> now return <tt>Value*</tt> instead of strings. These can be converted to strings using <tt>llvm::GetConstantStringInfo</tt> defined via "llvm/Analysis/ValueTracking.h".
+<li>The <tt>DbgStopPointInst</tt> methods <tt>getDirectory</tt> and
+<tt>getFileName</tt> now return <tt>Value*</tt> instead of strings. These can be
+converted to strings using <tt>llvm::GetConstantStringInfo</tt> defined via
+"llvm/Analysis/ValueTracking.h".</li>
+<li>API change: BinaryOperator::create -> Create (CmpInst, CastInst too)</li>
</ul>
</div>
@@ -174,13 +178,19 @@ this section.
<ul>
<li>
- <p>MRVs got generalized to FCAs.</p>
+ <p>MRVs got generalized to FCAs. getresult is gone, ret with multiple values
+ is gone.</p>
</li>
<li><p>fast isel, -O0 compile times</p></li>
<li><p>Attrs changes?</p></li>
+
+<li><p>Initial PIC16 port</p></li>
+
+<li><p> builtin sync_compare_and_swap builtins + intrinsics</p></li>
+
<li><p>...</p></li>
</ul>
@@ -217,6 +227,10 @@ for the C, C++, Objective-C, Ada, and Fortran front-ends.</p>
</p>
<ul>
+<li>use diet patch landed: saved 15% IR memory footprint</li>
+<li>LLVM IR now directly represents "common" linkage, instead of
+ representing it as a form of weak linkage.</li>
+
<li>...</li>
</ul>
@@ -234,8 +248,16 @@ LLVM 2.4 optimizers support a few major enhancements:</p>
<ul>
-<li>.</li>
-
+<li>Old-ADCE used control dependence and deleted output-free infinite loops.
+Added a new Loop deletion pass (for deleting output free provably-finite loops)
+and rewrote ADCE to be simpler faster, and not need control dependence.</li>
+
+<li>SparsePropagation framework for lattice-based dataflow solvers.</li>
+
+<li>LoadVN and GCSE finally bit the dust?</li>
+
+<li>Tail duplication was is removed from the standard optimizer sequence.</li>
+
</ul>
</div>
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