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Re: [Qemu-stable] [PATCH 3/6] target/arm: Use fp_status_fp16 for do_fmpa
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From: |
Laurent Desnogues |
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Subject: |
Re: [Qemu-stable] [PATCH 3/6] target/arm: Use fp_status_fp16 for do_fmpa_zpzzz_h |
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Date: |
Sat, 11 Aug 2018 18:23:28 +0200 |
On Fri, Aug 10, 2018 at 9:31 PM, Richard Henderson
<address@hidden> wrote:
> This makes float16_muladd correctly use FZ16 not FZ.
>
> Fixes: 6ceabaad110
> Cc: address@hidden (3.0.1)
> Reported-by: Laurent Desnogues <address@hidden>
> Signed-off-by: Richard Henderson <address@hidden>
Tested-by: Laurent Desnogues <address@hidden>
Reviewed-by: Laurent Desnogues <address@hidden>
Laurent
> ---
> target/arm/sve_helper.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
> index 5bae600d17..f8434e68f2 100644
> --- a/target/arm/sve_helper.c
> +++ b/target/arm/sve_helper.c
> @@ -3398,7 +3398,7 @@ static void do_fmla_zpzzz_h(CPUARMState *env, void *vg,
> uint32_t desc,
> e1 = *(uint16_t *)(vn + H1_2(i)) ^ neg1;
> e2 = *(uint16_t *)(vm + H1_2(i));
> e3 = *(uint16_t *)(va + H1_2(i)) ^ neg3;
> - r = float16_muladd(e1, e2, e3, 0, &env->vfp.fp_status);
> + r = float16_muladd(e1, e2, e3, 0, &env->vfp.fp_status_f16);
> *(uint16_t *)(vd + H1_2(i)) = r;
> }
> } while (i & 63);
> --
> 2.17.1
>