K 10
svn:author
V 7
oshogbo
K 8
svn:date
V 27
2019-10-04T16:17:00.510075Z
K 7
svn:log
V 307
dtrace: 64-bits registers support

The registers in ilumos and FreeBSD have a different number.
In the illumos, last 32-bits register defined is SS an in FreeBSD is GS.
While translating register we should comper it to the highest one.

PR:             240358
Reported by:    lwhsu@
MFC after:      2 weeks

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