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Re: [Qemu-devel] [PATCH 21/34] target/ppc: nand, nor, eqv are now generi


From: David Gibson
Subject: Re: [Qemu-devel] [PATCH 21/34] target/ppc: nand, nor, eqv are now generic vector operations
Date: Wed, 19 Dec 2018 17:32:33 +1100
User-agent: Mutt/1.10.1 (2018-07-13)

On Mon, Dec 17, 2018 at 10:38:58PM -0800, Richard Henderson wrote:
> Signed-off-by: Richard Henderson <address@hidden>

Acked-by: David Gibson <address@hidden>

> ---
>  target/ppc/translate/vmx-impl.inc.c | 26 +++-----------------------
>  1 file changed, 3 insertions(+), 23 deletions(-)
> 
> diff --git a/target/ppc/translate/vmx-impl.inc.c 
> b/target/ppc/translate/vmx-impl.inc.c
> index 529ae0e5f5..329131d30b 100644
> --- a/target/ppc/translate/vmx-impl.inc.c
> +++ b/target/ppc/translate/vmx-impl.inc.c
> @@ -277,34 +277,14 @@ static void glue(gen_, name)(DisasContext *ctx)         
>                 \
>             16, 16);                                                     \
>  }
>  
> -#define GEN_VXFORM_VN(name, vece, tcg_op, opc2, opc3)                   \
> -static void glue(gen_, name)(DisasContext *ctx)                         \
> -{                                                                       \
> -    if (unlikely(!ctx->altivec_enabled)) {                              \
> -        gen_exception(ctx, POWERPC_EXCP_VPU);                           \
> -        return;                                                         \
> -    }                                                                   \
> -                                                                        \
> -    tcg_op(vece,                                                        \
> -           avr64_offset(rD(ctx->opcode), true),                         \
> -           avr64_offset(rA(ctx->opcode), true),                         \
> -           avr64_offset(rB(ctx->opcode), true),                         \
> -           16, 16);                                                     \
> -                                                                        \
> -    tcg_gen_gvec_not(vece,                                              \
> -                     avr64_offset(rD(ctx->opcode), true),               \
> -                     avr64_offset(rD(ctx->opcode), true),               \
> -                     16, 16);                                           \
> -}
> -
>  /* Logical operations */
>  GEN_VXFORM_V(vand, MO_64, tcg_gen_gvec_and, 2, 16);
>  GEN_VXFORM_V(vandc, MO_64, tcg_gen_gvec_andc, 2, 17);
>  GEN_VXFORM_V(vor, MO_64, tcg_gen_gvec_or, 2, 18);
>  GEN_VXFORM_V(vxor, MO_64, tcg_gen_gvec_xor, 2, 19);
> -GEN_VXFORM_VN(vnor, MO_64, tcg_gen_gvec_or, 2, 20);
> -GEN_VXFORM_VN(veqv, MO_64, tcg_gen_gvec_xor, 2, 26);
> -GEN_VXFORM_VN(vnand, MO_64, tcg_gen_gvec_and, 2, 22);
> +GEN_VXFORM_V(vnor, MO_64, tcg_gen_gvec_nor, 2, 20);
> +GEN_VXFORM_V(veqv, MO_64, tcg_gen_gvec_eqv, 2, 26);
> +GEN_VXFORM_V(vnand, MO_64, tcg_gen_gvec_nand, 2, 22);
>  GEN_VXFORM_V(vorc, MO_64, tcg_gen_gvec_orc, 2, 21);
>  
>  #define GEN_VXFORM(name, opc2, opc3)                                    \

-- 
David Gibson                    | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au  | minimalist, thank you.  NOT _the_ _other_
                                | _way_ _around_!
http://www.ozlabs.org/~dgibson

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