Em Quarta-feira 25 Agosto 2010, às 10:50:43, Loïc Minier escreveu: > On Fri, Aug 20, 2010, Riku Voipio wrote: > > however glibc multiarch feature seems to allow selecting functions > > according to cpu features quite nicely: > > http://lists.debian.org/debian-arm/2010/07/msg00133.html > > Now, someone just needs to implement that feature on ARM ;) > > This will take quite some time; the first thing to do is a proof of > concept implementation in the toolchain, and then getting this added to > the ARM ABI before it ships. Linaro intends to do this later this > year, but work didn't start yet. These are our notes on the work to be > done: > https://wiki.linaro.org/WorkingGroups/ToolChain/Specs/Binutils-STT_GNU_IFU > NC we also plan to do a gold implementation, but that is more of a nice to > have: > https://wiki.linaro.org/WorkingGroups/ToolChain/Specs/GOLD-STT_GNU_IFUNC
Please make sure you think of C++ as well. How does one write multiple versions of a C++ member function, according to the architecture? Otherwise, it will be just another feature we'll have to ignore and find our own solution, like linker scripts (see http://sourceware.org/bugzilla/show_bug.cgi?id=10326) -- Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org Senior Product Manager - Nokia, Qt Development Frameworks PGP/GPG: 0x6EF45358; fingerprint: E067 918B B660 DBD1 105C 966C 33F5 F005 6EF4 5358
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