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Date: Tue, 09 Feb 2010 10:47:38 -0800
From: Richard Henderson <rth@twiddle.net>
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Subject: Re: [Qemu-devel] [PATCH 0/6] target-alpha: fpu qualifiers, round
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Cc: laurent.desnogues@gmail.com, aurelien@aurel32.net

Ping 2.


r~


On 01/04/2010 02:46 PM, Richard Henderson wrote:
> I've split up the FPCR as requested by Aurelien.  We no longer
> set anything in FP_STATUS after the execution of the operation,
> only copy data from FP_STATUS to some env->fpcr field.
>
> I have totally rewritten the patch to be more along the line
> that Laurent was suggesting, in that the rounding mode and other
> qualifiers are totally parsed within the translator.  I no longer
> pass the FN11 field to the helper functions.
>
> Unlike Laurent's prototype, I do not set the rounding mode at
> every FP instruction; I remember the previous setting of the
> rounding mode within a TB.  Similarly for the flush-to-zero field.
>
> I do not handle VAX instructions at all.  The existing VAX support
> is mostly broken, and I didn't feel like compounding the problem.
>
>
> r~
>
>
> --
> Richard Henderson (6):
>    target-alpha: Fix gdb access to fpcr and unique.
>    target-alpha: Split up FPCR value into separate fields.
>    target-alpha: Reduce internal processor registers for user-mode.
>    target-alpha: Clean up arithmetic traps.
>    target-alpha: Mark helper_excp as NORETURN.
>    target-alpha: Implement IEEE FP qualifiers.
>
>
>