From: Fabien Chouteau <chouteau@adacore.com>
To: Paul Brook <paul@codesourcery.com>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH 3/4] target-arm: Fix VFP register byte order in GDB remote
Date: Tue, 05 Mar 2013 11:59:46 +0100 [thread overview]
Message-ID: <5135D022.9060900@adacore.com> (raw)
In-Reply-To: <201303042334.02147.paul@codesourcery.com>
On 03/05/2013 12:34 AM, Paul Brook wrote:
>>> Because we're actually storing two halves of a 128-bit value. You still
>>> store the least significant half first.
>>
>> Right, I'm sorry I didn't see you comment was only about the Q registers.
>> What would be the solution then?
>>
>> #ifdef TARGET_WORDS_BIGENDIAN
>> stfq_p(buf, env->vfp.regs[(reg - 32) * 2 + 1]);
>> stfq_p(buf + 8, env->vfp.regs[(reg - 32) * 2]);
>> #else
>> stfq_p(buf, env->vfp.regs[(reg - 32) * 2]);
>> stfq_p(buf + 8, env->vfp.regs[(reg - 32) * 2 + 1]);
>> #endif /* TARGET_WORDS_BIGENDIAN */
>
> Yes, something like that.
>
Alright, I'll do that for V2.
Thanks,
--
Fabien Chouteau
next prev parent reply other threads:[~2013-03-05 10:59 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-01 17:21 [Qemu-devel] [PATCH 0/4] ARM: Misc ARM big-endian bug fixes Fabien Chouteau
2013-03-01 17:21 ` [Qemu-devel] [PATCH 1/4] QAPI: Add ARMEB target-type Fabien Chouteau
2013-03-01 17:21 ` [Qemu-devel] [PATCH 2/4] Add default config for armeb-softmmu Fabien Chouteau
2013-03-01 17:21 ` [Qemu-devel] [PATCH 3/4] target-arm: Fix VFP register byte order in GDB remote Fabien Chouteau
2013-03-01 20:51 ` Paul Brook
2013-03-04 10:03 ` Fabien Chouteau
2013-03-04 13:30 ` Paul Brook
2013-03-04 17:31 ` Fabien Chouteau
[not found] ` <201303042334.02147.paul@codesourcery.com>
2013-03-05 10:59 ` Fabien Chouteau [this message]
2013-03-01 17:21 ` [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode Fabien Chouteau
2013-03-01 20:58 ` Paul Brook
2013-03-04 10:30 ` Fabien Chouteau
2013-03-04 13:24 ` Paul Brook
2013-03-05 10:56 ` Fabien Chouteau
2013-03-05 12:33 ` Peter Maydell
2013-03-05 15:07 ` Fabien Chouteau
2013-03-05 23:08 ` Peter Maydell
2013-03-06 17:39 ` Fabien Chouteau
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