[ACTIVITY] Weekly status

[Revital Eres]

Committed to mainline the patch to support instructions with auto-inc
operations in SMS after addressing Ayal's comments. The patch contains
two parts; one of them fixes a bug revealed during bootstrapping with
the patch and SMS flags.
http://gcc.gnu.org/ml/gcc-patches/2011-09/msg01988.html
http://gcc.gnu.org/ml/gcc-patches/2011-09/msg01987.html

Looking at estimating register pressure with SMS: based on previous
discussion with Richard the current approach is to try and use the
register pressure estimation in loop invariant pass.