[PATCH] tunables: Add IFUNC selection and cache sizes

[Andreas Schwab]

Fails to build on i586.

https://build.opensuse.org/package/live_build_log/home:Andreas_Schwab:glibc/glibc/f/i586

/home/abuild/rpmbuild/BUILD/glibc-2.25.90.20170621.g43e0ac24c8/cc-base/libc.a(dl-sysdep.o): In function `_dl_tunable_set_ifunc':
/home/abuild/rpmbuild/BUILD/glibc-2.25.90.20170621.g43e0ac24c8/elf/../sysdeps/x86/cpu-tunables.c:313: undefined reference to `__memcmp_ia32'
/home/abuild/rpmbuild/BUILD/glibc-2.25.90.20170621.g43e0ac24c8/elf/../sysdeps/x86/cpu-tunables.c:299: undefined reference to `__memcmp_ia32'
/home/abuild/rpmbuild/BUILD/glibc-2.25.90.20170621.g43e0ac24c8/elf/../sysdeps/x86/cpu-tunables.c:292: undefined reference to `__memcmp_ia32'
/home/abuild/rpmbuild/BUILD/glibc-2.25.90.20170621.g43e0ac24c8/elf/../sysdeps/x86/cpu-tunables.c:263: undefined reference to `__memcmp_ia32'
/home/abuild/rpmbuild/BUILD/glibc-2.25.90.20170621.g43e0ac24c8/elf/../sysdeps/x86/cpu-tunables.c:244: undefined reference to `__memcmp_ia32'
/home/abuild/rpmbuild/BUILD/glibc-2.25.90.20170621.g43e0ac24c8/cc-base/libc.a(dl-sysdep.o):/home/abuild/rpmbuild/BUILD/glibc-2.25.90.20170621.g43e0ac24c8/elf/../sysdeps/x86/cpu-tunables.c:246: more undefined references to `__memcmp_ia32' follow
collect2: error: ld returned 1 exit status
make[2]: *** [../Rules:224: /home/abuild/rpmbuild/BUILD/glibc-2.25.90.20170621.g43e0ac24c8/cc-base/elf/sln] Error 1

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
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