* Merged executionstate branch.

diff --cc src/vm/jit/Makefile.am
Simple merge

diff --cc src/vm/jit/alpha/linux/md-os.c
Simple merge

diff --cc src/vm/jit/i386/darwin/md-os.c
Simple merge

diff --cc src/vm/jit/i386/linux/md-os.c
Simple merge

diff --cc src/vm/jit/powerpc/linux/md-os.c
Simple merge

diff --cc src/vm/jit/replace.c
Simple merge

diff --cc src/vm/jit/x86_64/linux/md-os.c
Simple merge