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Re: [Qemu-devel] [PATCH] handle multibyte NOPs
From: |
Paul Brook |
Subject: |
Re: [Qemu-devel] [PATCH] handle multibyte NOPs |
Date: |
Sat, 19 Aug 2006 01:28:10 +0100 |
User-agent: |
KMail/1.9.3 |
On Saturday 19 August 2006 00:40, Igor Kovalenko wrote:
> Hi!
>
> This patch adds handling of multi-byte NOPs, recent gcc/gas uses them for
> x86 code padding.
> Patch checked with current opensuse-factory x86 guest installation which is
> built with new gcc/gas tools.
According to my amd64 documentation all of the opcodes 0f 19 through 0f 1f
should be implemented as a NOP. Also, I suspect the "invalid" prefetch ops
(0f 18) should also be implemented as nops.
The same implementation should be useable to all these opcodes.
Paul
- [Qemu-devel] [PATCH] handle multibyte NOPs, Igor Kovalenko, 2006/08/18
- Re: [Qemu-devel] [PATCH] handle multibyte NOPs,
Paul Brook <=
- Re: [Qemu-devel] [PATCH] handle multibyte NOPs, Igor Kovalenko, 2006/08/20
- Re: [Qemu-devel] [PATCH] handle multibyte NOPs, malc, 2006/08/20
- Re: [Qemu-devel] [PATCH] handle multibyte NOPs, Igor Kovalenko, 2006/08/20
- Re: [Qemu-devel] [PATCH] handle multibyte NOPs, malc, 2006/08/20
- Re: [Qemu-devel] [PATCH] handle multibyte NOPs, Igor Kovalenko, 2006/08/20
- Re: [Qemu-devel] [PATCH] handle multibyte NOPs, malc, 2006/08/20
- Re: [Qemu-devel] [PATCH] handle multibyte NOPs, Igor Kovalenko, 2006/08/30