I have been trying to find a way to load powerpc GPRs into my C variables (using __asm__)[inside the kernel], and if someone can give me a clue/point to code that would be great. The gnu documentation on _asm__ usage seems a bit too short.
thanks -kamal --- Dan Nelson <[EMAIL PROTECTED]> wrote: [snip] > > > > Some questions for instance are the use of sse, > mmx, and fpu register > > and commands inside the kernel. > > To answer this particular question, I don't believe > any floating-point > is allowed in the kernel, due to the extra time it > would take to save > and restore the registers on every context switch > (and kernel thread > switch even), and the difficulty of trapping > exceptions. > > -- > Dan Nelson > [EMAIL PROTECTED] > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to > "[EMAIL PROTECTED]" > ------------------------------------------------------------ Kamal R. Prasad UNIX systems consultant [EMAIL PROTECTED] In theory, there is no difference between theory and practice. In practice, there is:-). ------------------------------------------------------------ __________________________________ Do you Yahoo!? Yahoo! Small Business - Try our new resources site! http://smallbusiness.yahoo.com/resources/ _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "[EMAIL PROTECTED]"
