On Fri, 2009-04-03 at 14:08 +0200, Geert Uytterhoeven wrote: > Hi Ben, Kumar, > > Finally (after ca. 1.5 years), he're an updated version of my patch to keep > track of emulated instructions. In the light of Kumar's `Emulate enough of > SPE > instructions to make gcc happy' patch, he probably also wants to keep track of > the actual runtime overhead. > > Changes since last version: > - arch/powerpc/kernel/sysfs.c is now compiled on ppc32, so we can provide > counters in sysfs on ppc32, too, > - WARN_EMULATED() is a no-op if CONFIG_SYSCTL is disabled, > - Add warnings for altivec, > - Add warnings for recently introduced emulation of vsx and isel > instructions.
You don't count instructions that fall through to the bottom of fix_alignment()? cheers -- Michael Ellerman OzLabs, IBM Australia Development Lab wwweb: http://michael.ellerman.id.au phone: +61 2 6212 1183 (tie line 70 21183) We do not inherit the earth from our ancestors, we borrow it from our children. - S.M.A.R.T Person
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