From: "H.J. Lu" <hjl.tools@gmail.com>
To: binutils@sourceware.org, patches@linaro.org,
richard.sandiford@linaro.org
Subject: Re: [6/6] Main ARM STT_GNU_IFUNC patch
Date: Fri, 04 Mar 2011 16:53:00 -0000 [thread overview]
Message-ID: <AANLkTin2q9xN0V24j=cczN5J7rnqx9hM1qsAZz+Rzdp+@mail.gmail.com> (raw)
In-Reply-To: <g4r5amu9rj.fsf@linaro.org>
On Fri, Mar 4, 2011 at 8:32 AM, Richard Sandiford
<richard.sandiford@linaro.org> wrote:
> This is the main STT_GNU_IFUNC patch. I'll try not to write too much
> about it because the explanations ought to be in the code. A few
> points though:
>
> - The main question was how to record PLT information for local
> symbools. One way (used by x86 and x86_64) is to have a fake hash
> table entry. Another (used by PPC) is to put the PLT information in
> the local symbol information. I tried both ways, but in the end I
> went for the latter. It seemed strange to have a hash table entry
> without a symbol name (which is after all the hash key), so I wasn't
> happy about having to add !root.root.string tests when using the
> former approach. It also seemed to make things more complicated
> overall.
>
I used fake hash table to handle complex things. You
may want to take a look at all x86 IFUNC linker tests and
adopt them for ARM.
--
H.J.
next prev parent reply other threads:[~2011-03-04 16:53 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-04 16:32 Richard Sandiford
2011-03-04 16:53 ` H.J. Lu [this message]
2011-03-04 17:16 ` Richard Sandiford
2011-03-14 14:27 ` Nick Clifton
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