Author: hans
Date: Thu Aug 18 15:07:07 2016
New Revision: 279128
URL: http://llvm.org/viewvc/llvm-project?rev=279128&view=rev
Log:
ReleaseNotes: reduced jump table density
Modified:
llvm/branches/release_39/docs/ReleaseNotes.rst
Modified: llvm/branches/release_39/docs/ReleaseNotes.rst
URL:
http://llvm.org/viewvc/llvm-project/llvm/branches/release_39/docs/ReleaseNotes.rst?rev=279128&r1=279127&r2=279128&view=diff
==============================================================================
--- llvm/branches/release_39/docs/ReleaseNotes.rst (original)
+++ llvm/branches/release_39/docs/ReleaseNotes.rst Thu Aug 18 15:07:07 2016
@@ -79,6 +79,10 @@ Non-comprehensive list of changes in thi
faster than MemDep. Currently, GVNHoist (which is off by default) makes use
of
MemorySSA.
+* The minimum density for lowering switches with jump tables has been reduced
+ from 40% to 10% for functions which are not marked ``optsize`` (that is,
+ compiled with ``-Os``).
+
.. NOTE
For small 1-3 sentence descriptions, just add an entry at the end of
this list. If your description won't fit comfortably in one bullet
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