From: Trevor Saunders <tbsaunde@tbsaunde.org>
To: gcc-patches@gcc.gnu.org,
Andreas Krebbel <krebbel@linux.vnet.ibm.com>,
Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
Subject: Re: [PATCH] Add new hooks ASM_OUTPUT_START_FUNCTION_HEADER ...
Date: Tue, 22 Sep 2015 06:49:00 -0000 [thread overview]
Message-ID: <20150922002441.GB4050@tsaunders-iceball.corp.tor1.mozilla.com> (raw)
In-Reply-To: <20150921113158.GA30365@linux.vnet.ibm.com>
On Mon, Sep 21, 2015 at 12:31:58PM +0100, Dominik Vogt wrote:
> This patch adds to new backend hooks
> ASM_OUTPUT_START_FUNCTION_HEADER and
> ASM_OUTPUT_END_FUNCTION_FOOTER that may be defined to emit
> assembly code at the very start or end of a function. This
> functionality is needed by the patch that ports the "target"
> attribute and pragma to S/390. (I'll post that patch shortly, and
> in a different thread.)
obligatory question, why are we adding new target macros instead of
using hooks? Especially in a place like this where the caller is very
unlikely to be at all hot.
thanks!
Trev
next prev parent reply other threads:[~2015-09-22 0:24 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-21 11:39 Dominik Vogt
2015-09-22 6:49 ` Trevor Saunders [this message]
2015-09-22 20:55 ` Jeff Law
2015-09-23 15:08 ` Dominik Vogt
2015-09-24 11:52 ` Bernd Schmidt
2015-09-24 14:18 ` Dominik Vogt
2015-09-25 14:56 ` Bernd Schmidt
2015-09-28 10:23 ` Dominik Vogt
2015-09-28 12:26 ` Bernd Schmidt
2015-10-01 6:30 ` Dominik Vogt
2015-10-01 9:27 ` Bernd Schmidt
2015-10-16 10:49 ` Dominik Vogt
2015-10-16 10:52 ` Dominik Vogt
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