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Re: [Qemu-devel] [PATCH v2 3/3] target-ppc: Fix SUBFE carry
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From: |
Peter Maydell |
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Subject: |
Re: [Qemu-devel] [PATCH v2 3/3] target-ppc: Fix SUBFE carry |
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Date: |
Mon, 25 Feb 2013 19:55:51 +0000 |
On 25 February 2013 19:01, Richard Henderson <address@hidden> wrote:
> While ~T0+T1+CF = T1-T0+CF-1 is true for the low 32-bits,
> it does not produce the correct carry-out to bit 33. Do
> exactly what the manual says.
>
> Cc: Alexander Graf <address@hidden>
> Signed-off-by: Richard Henderson <address@hidden>
Not a PPC expert but this looks like it matches the ISA
manual to me.
Reviewed-by: Peter Maydell <address@hidden>
-- PMM