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From: Christophe Lyon <christophe.lyon@st.com>
To: Aurelien Jarno <aurelien@aurel32.net>
Cc: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH 1/8] target-arm: Fixes for several shift instructions: VRSHL, VRSHR, VRSHRN, VSHLL, VRSRA.
Date: Mon, 31 Jan 2011 19:09:43 +0100	[thread overview]
Message-ID: <4D46FAE7.90304@st.com> (raw)
In-Reply-To: <AANLkTinXbHtgzEdmnOiA6-hkVzqgALPBoMKDa1ahh16e@mail.gmail.com>

On 31.01.2011 17:46, Peter Maydell wrote:
> On 31 January 2011 15:59, Aurelien Jarno <aurelien@aurel32.net> wrote:
>> It seems the problems come from here, if I add --enable-debug, I am not
>> able to reproduce the problem anymore. I don't understand why though.
> 
> --enable-debug turns off optimisation (ie does not pass -O2); a number
> of gcc's warnings, including this one, are only done in the dataflow analysis
> pass and so will not be generated unless you have optimisation enabled.
> 

Indeed.

I have just sent another patchset which addresses this problem.

Christophe.

  reply	other threads:[~2011-01-31 18:09 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-28 15:50 [Qemu-devel] [PATCH 0/8] target-arm: Fix Neon instructions VQMOVUN VQRSHL VQRSHRN VQRSHRUN VQSHRN VQSHRUN VSLI VSRI christophe.lyon
2011-01-28 15:50 ` [Qemu-devel] [PATCH 1/8] target-arm: Fixes for several shift instructions: VRSHL, VRSHR, VRSHRN, VSHLL, VRSRA christophe.lyon
2011-01-31  8:20   ` Aurelien Jarno
2011-01-31  9:35     ` Christophe Lyon
2011-01-31  9:44       ` Aurelien Jarno
2011-01-31  9:54         ` Alon Levy
2011-01-31 14:27         ` Christophe Lyon
2011-01-31 15:59           ` Aurelien Jarno
2011-01-31 16:46             ` Peter Maydell
2011-01-31 18:09               ` Christophe Lyon [this message]
2011-01-28 15:51 ` [Qemu-devel] [PATCH 2/8] target-arm: Create and use neon_unarrow_sat* helpers christophe.lyon
2011-01-28 15:51 ` [Qemu-devel] [PATCH 3/8] target-arm: VQRSHRN related changes christophe.lyon
2011-01-28 15:51 ` [Qemu-devel] [PATCH 4/8] target-arm: fiddle decoding of 64 bit shift by imm and narrow christophe.lyon
2011-01-28 15:51 ` [Qemu-devel] [PATCH 5/8] target-arm: fix neon vqrshl instruction christophe.lyon
2011-01-28 15:51 ` [Qemu-devel] [PATCH 6/8] target-arm: Fix Neon VQ(R)SHRN instructions christophe.lyon
2011-01-28 15:51 ` [Qemu-devel] [PATCH 7/8] implement vsli.64, vsri.64 christophe.lyon
2011-01-28 15:51 ` [Qemu-devel] [PATCH 8/8] target-arm: Fix VQRSHL Neon instructions (signed/unsigned 64 bits and signed 32 bits variants) christophe.lyon
2011-01-28 16:03 ` [Qemu-devel] [PATCH 0/8] target-arm: Fix Neon instructions VQMOVUN VQRSHL VQRSHRN VQRSHRUN VQSHRN VQSHRUN VSLI VSRI Peter Maydell
  -- strict thread matches above, loose matches on Subject: below --
2011-01-31 18:06 [Qemu-devel] [PATCH v2 " christophe.lyon
2011-01-31 18:06 ` [Qemu-devel] [PATCH 1/8] target-arm: Fixes for several shift instructions: VRSHL, VRSHR, VRSHRN, VSHLL, VRSRA christophe.lyon
2011-02-07 15:57   ` Peter Maydell
2011-02-09 12:16     ` Christophe Lyon

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