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re: port-sparc/55573: sparc testbed logs many "coprocessor instruction" messages
> Martin Husemann wrote:
> > This is a FPU instruction with FPU disabled (trap T_CPDISABLED),
> > sending a SIGILL to the process.
>
> A number of ATF test cases also trigger the message, yet they pass;
> if they are getting a SIGILL, why don't they fail?
i suspect that this is sparcv9 code that has the same instruction
encoding as sparcv8 co-pro (the conditional branches do, and so
do many of the VIS instructions, and a few others.)
if i'm right, we should just disable the message.
.mrg.
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