On 23 April 2015 at 17:36, Jakub Jelinek <ja...@redhat.com> wrote:
> Hi!
>
> This patch undoes the PR65780 performance regressions on a few targets
> I have tested to work fine.
> This PR was about an access to uninitialized COMMON symbol defined in
> executable (or PIE) where there is a normal symbol definition in a shared
> library. The PR65780 fix that got committed stopped treating
> such COMMONs as binding local on all architectures, except for i?86 (for
> normal execs only) and x86_64 (for normal execs and PIEs, but the latter
> only with recent linker). As s390/arm/aarch64 seems to work fine
> (generate a COPY relocation and thus define symbol locally) in non-PIE
> executables, this patch changes those to a function that has been added for
> that behavior. E.g. powerpc64{,le} on the other side isn't able to link
> that case neither in normal execs nor PIEs.
> * config/aarch64/aarch64-linux.h (TARGET_BINDS_LOCAL_P): Likewise.
AArch64 chunk is fine with me. Cheers /Marcus
