[pypy-commit] pypy optimize-int-and: update whatsnew

[squeaky]

Author: Squeaky <squeaky_pl at gmx.com>
Branch: optimize-int-and
Changeset: r69177:92fee8613f8c
Date: 2014-02-16 19:15 +0100
http://bitbucket.org/pypy/pypy/changeset/92fee8613f8c/

Log:	update whatsnew

diff --git a/pypy/doc/whatsnew-head.rst b/pypy/doc/whatsnew-head.rst
--- a/pypy/doc/whatsnew-head.rst
+++ b/pypy/doc/whatsnew-head.rst
@@ -74,3 +74,7 @@
 .. branch: array-propagate-len
 Kill some guards and operations in JIT traces by adding integer bounds
 propagation for getfield_(raw|gc) and getarrayitem_(raw|gc).
+
+.. branch: optimize-int-and:
+Optimize away INT_AND with constant mask of 1s that fully cover the bitrange
+of other operand.