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authorDuncan Sands <baldrick@free.fr>2009-02-25 11:50:08 +0000
committerDuncan Sands <baldrick@free.fr>2009-02-25 11:50:08 +0000
commit07636eae92b8ab711a8ee677b6fa14665e3c7682 (patch)
tree41191a7d63e74bd07d34d9e6a0ced42834700ed4
parent8524cb9fa54143a47d0601486dbd13ba8f148326 (diff)
Note on new type legalizer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65446 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--docs/ReleaseNotes.html9
1 files changed, 9 insertions, 0 deletions
diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html
index d89cab293d..e1c62c9475 100644
--- a/docs/ReleaseNotes.html
+++ b/docs/ReleaseNotes.html
@@ -306,6 +306,15 @@ which allows us to implement more aggressive algorithms and make it run
faster:</p>
<ul>
+<li>The type legalization logic has been completely rewritten, and is now
+more powerful (it supports arbitrary precision integer types for example)
+and hopefully more correct.
+The type legalizer converts operations on types that are not natively
+supported by the target machine into equivalent code sequences that only use
+natively supported types.
+The old type legalizer is still available and will be used if
+<tt>-disable-legalize-types</tt> is passed to <tt>llc</tt>.
+</li>
<li>?</li>
</ul>