K 10
svn:author
V 8
jhibbits
K 8
svn:date
V 27
2019-03-07T04:43:08.805862Z
K 7
svn:log
V 174
powerpc: Save stack pointer in savectx

This allows 'show acttrace' to show backtrace on processes currently running
on CPUs.

Reported by:	Brandon Bergren
MFC after:	1 week

END