From: Richard Henderson <rth@twiddle.net>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Blue Swirl <blauwirbel@gmail.com>,
Igor Kovalenko <gor.v.kovalenko@gmail.com>,
qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] target-i386: fix decoding of negative 4-byte displacements
Date: Fri, 04 Jun 2010 09:23:33 -0700 [thread overview]
Message-ID: <4C092885.9040300@twiddle.net> (raw)
In-Reply-To: <1275661653-16726-1-git-send-email-pbonzini@redhat.com>
On 06/04/2010 07:27 AM, Paolo Bonzini wrote:
> Negative four byte displacements need to be sign-extended after
> c086b783eb7a578993d6d2ab62c4c2666800b63d. Do so.
Acked-by: Richard Henderson <rth@twiddle.net>
> There are quite a few other ldl's to audit after the patch
> (about 70 in target-*). Any volunteers? :-)
I've looked over all the uses of ldl_code. Thankfully 95% of them
are immediately stored into an explicit 32-bit variable. I do not
see any other problematic uses of that particular identifier.
r~
next prev parent reply other threads:[~2010-06-04 16:23 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-01 20:12 [Qemu-devel] [PATCH 0/8] sparc64 fixes Igor V. Kovalenko
2010-06-01 20:12 ` [Qemu-devel] [PATCH 1/8] sparc64: fix tag access register on mmu traps Igor V. Kovalenko
2010-06-01 20:12 ` [Qemu-devel] [PATCH 2/8] sparc64: fix missing address masking Igor V. Kovalenko
2010-06-01 20:44 ` Richard Henderson
2010-06-02 4:29 ` Igor Kovalenko
2010-06-02 13:47 ` Richard Henderson
2010-06-02 16:10 ` Blue Swirl
2010-06-02 16:46 ` Andreas Färber
2010-06-02 18:21 ` Igor Kovalenko
2010-06-02 19:20 ` Igor Kovalenko
2010-06-01 20:12 ` [Qemu-devel] [PATCH 3/8] sparc64: fix 32bit load sign extension Igor V. Kovalenko
2010-06-03 13:18 ` [Qemu-devel] " Paolo Bonzini
2010-06-03 15:25 ` Alexander Graf
2010-06-03 15:42 ` Paolo Bonzini
2010-06-03 19:59 ` Igor Kovalenko
2010-06-04 7:53 ` Paolo Bonzini
2010-06-04 10:18 ` Paolo Bonzini
2010-06-04 14:27 ` [Qemu-devel] [PATCH] target-i386: fix decoding of negative 4-byte displacements Paolo Bonzini
2010-06-04 16:23 ` Richard Henderson [this message]
2010-06-04 20:03 ` Blue Swirl
2010-06-01 20:12 ` [Qemu-devel] [PATCH 4/8] sparc64: fix ldxfsr insn Igor V. Kovalenko
2010-06-01 20:12 ` [Qemu-devel] [PATCH 5/8] sparc64: use symbolic name for MMU index Igor V. Kovalenko
2010-06-02 16:16 ` Blue Swirl
2010-06-02 18:45 ` Igor Kovalenko
2010-06-01 20:12 ` [Qemu-devel] [PATCH 6/8] sparc64: improve ldf and stf insns Igor V. Kovalenko
2010-06-01 20:12 ` [Qemu-devel] [PATCH 7/8] sparc64: fix udiv and sdiv insns Igor V. Kovalenko
2010-06-01 20:12 ` [Qemu-devel] [PATCH 8/8] sparc64: fix umul and smul insns Igor V. Kovalenko
2010-06-02 20:27 ` [Qemu-devel] [PATCH 0/8] sparc64 fixes Blue Swirl
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