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Re: [Qemu-devel] [5675] target-mips: optimize gen_save_pc()
From: |
Aurélien Jarno |
Subject: |
Re: [Qemu-devel] [5675] target-mips: optimize gen_save_pc() |
Date: |
Wed, 12 Nov 2008 11:04:29 +0100 |
User-agent: |
Mutt/1.5.18 (2008-05-17) |
On Tue, Nov 11, 2008 at 05:59:41PM +0100, Andreas Färber wrote:
>
> Am 11.11.2008 um 12:36 schrieb Aurelien Jarno:
>
>> Revision: 5675
>> http://svn.sv.gnu.org/viewvc/?
>> view=rev&root=qemu&revision=5675
>> Author: aurel32
>> Date: 2008-11-11 11:36:04 +0000 (Tue, 11 Nov 2008)
>>
>> Log Message:
>> -----------
>> target-mips: optimize gen_save_pc()
>>
>> We obviously don't need to use a temporary variable to write PC.
>
> We probably don't need an inline helper for that either, while we're at
> it?
Well, the fact that we have an helper doesn't change the TCG generated
code, and shouldn't change the host generated code if GCC is used with
optimisation.
I am not sure it worth removing this function, I'll let the decision to
Thiemo.
--
.''`. Aurelien Jarno | GPG: 1024D/F1BCDB73
: :' : Debian developer | Electrical Engineer
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`- people.debian.org/~aurel32 | www.aurel32.net