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Re: [Qemu-ppc] [Qemu-devel] [PATCH 4/8] target-ppc: Bug Fix: mullw
From: |
Richard Henderson |
Subject: |
Re: [Qemu-ppc] [Qemu-devel] [PATCH 4/8] target-ppc: Bug Fix: mullw |
Date: |
Fri, 15 Aug 2014 10:07:41 -1000 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.7.0 |
On 08/11/2014 09:23 AM, Tom Musta wrote:
> For 64-bit implementations, the mullw result is the 64 bit product
> of the sign-extended least significant 32 bits of the source
> registers.
>
> Fix the code to properly sign extend the source operands and produce
> a 64 bit product.
>
> Signed-off-by: Tom Musta <address@hidden>
> ---
> target-ppc/translate.c | 11 +++++++++++
> 1 files changed, 11 insertions(+), 0 deletions(-)
Reviewed-by: Richard Henderson <address@hidden>
r~
- [Qemu-ppc] [PATCH 0/8] target-ppc: Bug Fixes for 64 Bit FXU Instructions, Tom Musta, 2014/08/11
- [Qemu-ppc] [PATCH 1/8] target-ppc: Bug Fix: rlwinm, Tom Musta, 2014/08/11
- [Qemu-ppc] [PATCH 2/8] target-ppc: Bug Fix: rlwnm, Tom Musta, 2014/08/11
- [Qemu-ppc] [PATCH 3/8] target-ppc: Bug Fix: rlwimi, Tom Musta, 2014/08/11
- [Qemu-ppc] [PATCH 4/8] target-ppc: Bug Fix: mullw, Tom Musta, 2014/08/11
- Re: [Qemu-ppc] [Qemu-devel] [PATCH 4/8] target-ppc: Bug Fix: mullw,
Richard Henderson <=
- [Qemu-ppc] [PATCH 5/8] target-ppc: Bug Fix: mullwo, Tom Musta, 2014/08/11
- [Qemu-ppc] [PATCH 6/8] target-ppc: Bug Fix: mulldo OV Detection, Tom Musta, 2014/08/11
- [Qemu-ppc] [PATCH 7/8] target-ppc: Bug Fix: srawi, Tom Musta, 2014/08/11
- [Qemu-ppc] [PATCH 8/8] target-ppc: Bug Fix: srad, Tom Musta, 2014/08/11
- Re: [Qemu-ppc] [Qemu-devel] [PATCH 0/8] target-ppc: Bug Fixes for 64 Bit FXU Instructions, David Gibson, 2014/08/11