On Thu, 12 Apr 2012, Hans Rosenfeld wrote:
I was hoping to investigate GCC's bdver1 output (which does try to
address L1 instruction cache issues) on Illumos but I discovered that
Illumos is not currently capable of executing this code ("illegal
instruction").
Did you test this with the latest code from illumos-gate? The patches to
support the new instruction sets on Bulldozer just went in a few days
ago.
Do the latest code updates cause 'cpustat' to support AMD Family 15h?
These messages appear in 'cpustat -h' output on Opteron 62XX:
"CPU performance counter interface: AMD Family 15h (unsupported)"
"See BIOS and Kernel Developer's Guide (BKDG) For AMD Family 15h
Processors. (Note that this pcbe does not explicitly support this
family)"
A working cpustat seems useful in order to understand cache problems.
http://developer.amd.com/assets/SunKrishnenduSadhukhan.pdf
Bob
--
Bob Friesenhahn
bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer, http://www.GraphicsMagick.org/
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