* Support for dematerializing has been dropped.
+* RegisterScheduler::setDefault was removed. Targets that used to call into the
+ command line parser to set the DAGScheduler, and that don't have enough
+ control with setSchedulingPreference, should look into overriding the
+ SubTargetHook "getDAGScheduler()".
+
* ``ilist_iterator<T>`` no longer has implicit conversions to and from ``T*``,
since ``ilist_iterator<T>`` may be pointing at the sentinel (which is usually
not of type ``T`` at all). To convert from an iterator ``I`` to a pointer,
the Integrated Assembler.
* Added support for atomic load and atomic store.
* Corrected debug info when dynamically re-aligning the stack.
-
+
Integrated Assembler
^^^^^^^^^^^^^^^^^^^^
We have made a large number of improvements to the integrated assembler for