armv7: save vfp context (at least part of it)
[barrelfish] / include / arch / arm /
drwxr-xr-x   ..
drwxr-xr-x - arch
drwxr-xr-x - barrelfish
drwxr-xr-x - barrelfish_kpi
drwxr-xr-x - bench
-rw-r--r-- 6109 fenv.h
-rw-r--r-- 3687 float.h
-rw-r--r-- 908 hw_records_arch.h
drwxr-xr-x - machine
drwxr-xr-x - omap44xx
-rw-r--r-- 2783 stdarg.h