When exiting with VgSrc_BbsDone (switching back to real CPU because
block execution count exceeded, debugging only), restore the signal
state before switching back rather than after.  I no longer understand
why it had to be done afterwards.  This simplifies vg_startup.S a bit.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@1686 a5019735-40e9-0310-863c-91ae7b9d1cf9
4 files changed