CVS commit: src/sys/arch/sparc64/sparc64

["Palle Lyckegaard" <palle%netbsd.org@localhost>]

Module Name:    src
Committed By:   palle
Date:           Sun Feb 19 18:25:45 UTC 2017

Modified Files:
        src/sys/arch/sparc64/sparc64: locore.s

Log Message:
sun4v: rft_user needs special handling (a manual fill) since the restore instruction may cause the number of trap levels to exceed the maximum for sun4v - inspired by code from the the openbsd 
rft_user code path - verified using qemu for both sun4u and sun4v


To generate a diff of this commit:
cvs rdiff -u -r1.408 -r1.409 src/sys/arch/sparc64/sparc64/locore.s

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.