From: "H.J. Lu" <hjl.tools@gmail.com>
To: Florian Weimer <fweimer@redhat.com>
Cc: Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com>,
GNU C Library <libc-alpha@sourceware.org>,
"Carlos O'Donell" <carlos@redhat.com>,
"Joseph S. Myers" <joseph@codesourcery.com>,
gftg@linux.vnet.ibm.com
Subject: Re: [PATCH, 2.27] x86-64: Use IFUNC memcpy and mempcpy in libc.a
Date: Fri, 04 Aug 2017 13:18:00 -0000 [thread overview]
Message-ID: <CAMe9rOq3CX_4QUt-iFKbHX=BwD-cNTtOdAbdmPcmDgBtLv_72Q@mail.gmail.com> (raw)
In-Reply-To: <e6fea57d-2009-3ffa-2f45-1e7a4f7d66b4@redhat.com>
On Wed, Aug 2, 2017 at 11:51 AM, Florian Weimer <fweimer@redhat.com> wrote:
> On 08/02/2017 08:36 PM, H.J. Lu wrote:
>> If there is no memcpy/mempcpy call before ARCH_SETUP_IREL (),
>> we can use IFUNC memcpy and mempcpy in static executable.
>> Since the code path up to ARCH_SETUP_IREL () is the same for
>> all static executables, the static executable tests within glibc are
>> sufficient to verify that it is safe to do so.
>
> Ah, this is a good point. Thanks.
>
I am checking it in today.
--
H.J.
next prev parent reply other threads:[~2017-08-04 13:18 UTC|newest]
Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-23 12:33 [PATCH v3 0/7] Enable float128 on powerpc64le Gabriel F. T. Gomes
2017-06-23 12:33 ` [PATCH v3 3/7] Add libio-mtsafe flags to the build of strfromf128 Gabriel F. T. Gomes
2017-06-23 12:59 ` Joseph Myers
2017-06-23 12:33 ` [PATCH v3 1/7] Include libc-header-start.h in include/float.h Gabriel F. T. Gomes
2017-06-23 12:34 ` [PATCH v3 5/7] Document _FloatN and _FloatNx versions of math functions Gabriel F. T. Gomes
2017-06-23 13:11 ` Joseph Myers
2017-06-23 12:34 ` [PATCH v3 7/7] powerpc64le: Enable float128 Gabriel F. T. Gomes
2017-06-23 13:18 ` Joseph Myers
2017-06-26 17:11 ` Tulio Magno Quites Machado Filho
2017-06-26 23:02 ` Joseph Myers
2017-06-27 3:29 ` Alan Modra
2017-06-27 7:05 ` Florian Weimer
2017-06-27 15:00 ` Peter Bergner
2017-06-27 18:42 ` Florian Weimer
2017-06-27 18:51 ` Peter Bergner
2017-06-27 19:17 ` Florian Weimer
2017-06-27 19:33 ` Carlos Eduardo Seo
2017-06-27 19:34 ` Peter Bergner
2017-06-27 21:41 ` Florian Weimer
2017-06-28 16:30 ` Szabolcs Nagy
2017-06-28 17:08 ` Peter Bergner
2017-06-28 17:15 ` Szabolcs Nagy
2017-07-04 6:38 ` ppc64le: getauxval call from IFUNC resolver Florian Weimer
2017-07-05 17:25 ` [RFC] Fix float128 IFUNC relocations on ppc64le [BZ #21707] Tulio Magno Quites Machado Filho
2017-07-05 19:19 ` Florian Weimer
2017-07-05 19:25 ` Carlos O'Donell
2017-07-05 19:44 ` Florian Weimer
2017-07-05 20:12 ` Joseph Myers
2017-07-06 6:19 ` Florian Weimer
2017-07-06 14:04 ` Carlos O'Donell
2017-07-07 10:08 ` Florian Weimer
2017-07-08 18:31 ` [PATCHv2] " Tulio Magno Quites Machado Filho
2017-07-08 19:17 ` Florian Weimer
2017-07-08 23:18 ` Tulio Magno Quites Machado Filho
2017-07-08 19:30 ` H.J. Lu
2017-07-08 23:12 ` Tulio Magno Quites Machado Filho
2017-07-08 23:59 ` H.J. Lu
2017-07-09 14:59 ` [PATCH, 2.27] x86-64: Use IFUNC memcpy and mempcpy in libc.a H.J. Lu
2017-08-02 15:53 ` H.J. Lu
2017-08-02 18:27 ` Florian Weimer
2017-08-02 18:36 ` H.J. Lu
2017-08-02 18:51 ` Florian Weimer
2017-08-04 13:18 ` H.J. Lu [this message]
2017-07-09 16:28 ` [PATCHv2] Fix float128 IFUNC relocations on ppc64le [BZ #21707] Nix
2017-07-10 15:28 ` Tulio Magno Quites Machado Filho
2017-07-10 15:37 ` Nix
2017-07-12 13:45 ` Nix
2017-07-10 10:09 ` Joseph Myers
2017-07-10 18:02 ` Tulio Magno Quites Machado Filho
2017-07-10 15:04 ` Carlos O'Donell
2017-07-12 18:59 ` [PATCHv3] powerpc: Fix float128 IFUNC relocations " Tulio Magno Quites Machado Filho
2017-07-12 19:42 ` H.J. Lu
2017-07-12 20:58 ` Carlos O'Donell
2017-07-13 14:29 ` Tulio Magno Quites Machado Filho
2017-07-13 14:33 ` Carlos O'Donell
2017-07-17 14:06 ` [PATCHv4] " Tulio Magno Quites Machado Filho
2017-07-17 15:46 ` Carlos O'Donell
2017-07-17 16:27 ` Tulio Magno Quites Machado Filho
2017-07-05 19:21 ` [RFC] Fix float128 IFUNC relocations on ppc64le " Carlos O'Donell
2017-07-08 18:46 ` Tulio Magno Quites Machado Filho
2017-07-05 19:40 ` Gabriel F. T. Gomes
2017-07-05 20:32 ` Tulio Magno Quites Machado Filho
2017-07-07 22:19 ` ppc64le: getauxval call from IFUNC resolver Peter Bergner
2017-07-10 19:59 ` Peter Bergner
2017-07-20 14:48 ` Peter Bergner
2017-06-27 17:46 ` [PATCH v3 7/7] powerpc64le: Enable float128 Gabriel F. T. Gomes
2017-06-27 7:20 ` Andreas Schwab
2017-06-27 9:24 ` Andreas Schwab
2017-06-27 13:15 ` Andreas Schwab
2017-06-28 0:54 ` [PATCH] powerpc64le: Iterate over all object suffixes when appending -mfloat128 Gabriel F. T. Gomes
2017-06-28 7:19 ` Andreas Schwab
2017-06-28 11:58 ` Gabriel F. T. Gomes
2017-06-28 7:22 ` Andreas Schwab
2017-07-10 10:22 ` Joseph Myers
2017-07-11 14:07 ` Tulio Magno Quites Machado Filho
2017-07-11 17:21 ` Gabriel F. T. Gomes
2017-06-23 12:34 ` [PATCH v3 6/7] powerpc64le: Check for compiler features for float128 Gabriel F. T. Gomes
2017-06-23 16:37 ` Joseph Myers
2017-06-23 20:47 ` Steven Munroe
2017-06-23 12:34 ` [PATCH v3 2/7] Prepare the manual to display math errors for float128 functions Gabriel F. T. Gomes
2017-06-23 12:34 ` [PATCH v3 4/7] Update string to float128 functions to use bits/types/locale_t.h Gabriel F. T. Gomes
2017-06-23 12:57 ` Gabriel F. T. Gomes
2017-06-23 12:59 ` [PATCH v3 0/7] Enable float128 on powerpc64le Joseph Myers
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