From: "Rafael Espíndola" <rafael.espindola@gmail.com>
To: Binutils <binutils@sourceware.org>
Cc: Cary Coutant <ccoutant@gmail.com>
Subject: Re: [patch][gold] Change how we compute merge mapping for strings
Date: Thu, 04 Jun 2015 13:19:00 -0000 [thread overview]
Message-ID: <CAG3jReKoapF9m86xHgyc8f3P43+Qx=eEreonry1r+Lnxce_b_w@mail.gmail.com> (raw)
In-Reply-To: <CAG3jReKedNNeO-zGWsoeW_N9xETZBjYsOcmdCixReaYKzJKGBg@mail.gmail.com>
ping
On 27 May 2015 at 11:27, Rafael Espíndola <rafael.espindola@gmail.com> wrote:
> ping
>
> On 20 May 2015 at 11:13, Rafael Espíndola <rafael.espindola@gmail.com> wrote:
>> Now with the correct email address. Sorry about that.
>>
>> On 20 May 2015 at 11:12, Rafael Espíndola <rafael.espindola@gmail.com> wrote:
>>> Currently we first record the offset and hash of each string. We then
>>> walk that computing the size from the difference in the offsets.
>>>
>>> This doesn't work if not every string is kept, which is what I am
>>> trying to do (gc unused parts of SHF_MERGE sections).
>>>
>>> With the attached patch we first add a mapping that is missing the
>>> output offset and once the strings are merged we just set the output
>>> offset.
>>>
>>> Cheers,
>>> Rafael
>>>
>>> 2015-05-20 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
>>>
>>> * merge.cc (do_add_input_section): Create mappings with no output
>>> offset.
>>> (finalize_merged_data): Set the output offsets.
>>> * merge.h (Merged_string): Delete.
prev parent reply other threads:[~2015-06-04 13:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-20 15:12 Rafael Espíndola
2015-05-20 15:13 ` Rafael Espíndola
2015-05-27 15:27 ` Rafael Espíndola
2015-06-04 13:19 ` Rafael Espíndola [this message]
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