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Re: [Qemu-devel] [PATCH v2 27/29] target/s390x: Use tcg_gen_abs_i64
From: |
David Hildenbrand |
Subject: |
Re: [Qemu-devel] [PATCH v2 27/29] target/s390x: Use tcg_gen_abs_i64 |
Date: |
Thu, 2 May 2019 15:44:20 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 |
On 01.05.19 07:05, Richard Henderson wrote:
> Cc: David Hildenbrand <address@hidden>
> Signed-off-by: Richard Henderson <address@hidden>
> ---
> target/s390x/translate.c | 8 +-------
> 1 file changed, 1 insertion(+), 7 deletions(-)
>
> diff --git a/target/s390x/translate.c b/target/s390x/translate.c
> index d4951836ad..e8e8a79b7d 100644
> --- a/target/s390x/translate.c
> +++ b/target/s390x/translate.c
> @@ -1407,13 +1407,7 @@ static DisasJumpType help_branch(DisasContext *s,
> DisasCompare *c,
>
> static DisasJumpType op_abs(DisasContext *s, DisasOps *o)
> {
> - TCGv_i64 z, n;
> - z = tcg_const_i64(0);
> - n = tcg_temp_new_i64();
> - tcg_gen_neg_i64(n, o->in2);
> - tcg_gen_movcond_i64(TCG_COND_LT, o->out, o->in2, z, n, o->in2);
> - tcg_temp_free_i64(n);
> - tcg_temp_free_i64(z);
> + tcg_gen_abs_i64(o->out, o->in2);
> return DISAS_NEXT;
> }
>
>
Reviewed-by: David Hildenbrand <address@hidden>
--
Thanks,
David / dhildenb
- [Qemu-devel] [PATCH v2 20/29] tcg: Add support for vector absolute value, (continued)
- [Qemu-devel] [PATCH v2 20/29] tcg: Add support for vector absolute value, Richard Henderson, 2019/05/01
- [Qemu-devel] [PATCH v2 23/29] target/arm: Use tcg_gen_abs_i64 and tcg_gen_gvec_abs, Richard Henderson, 2019/05/01
- [Qemu-devel] [PATCH v2 24/29] target/cris: Use tcg_gen_abs_tl, Richard Henderson, 2019/05/01
- [Qemu-devel] [PATCH v2 22/29] tcg/aarch64: Support vector absolute value, Richard Henderson, 2019/05/01
- [Qemu-devel] [PATCH v2 21/29] tcg/i386: Support vector absolute value, Richard Henderson, 2019/05/01
- [Qemu-devel] [PATCH v2 26/29] target/ppc: Use tcg_gen_abs_tl, Richard Henderson, 2019/05/01
- [Qemu-devel] [PATCH v2 27/29] target/s390x: Use tcg_gen_abs_i64, Richard Henderson, 2019/05/01
- Re: [Qemu-devel] [PATCH v2 27/29] target/s390x: Use tcg_gen_abs_i64,
David Hildenbrand <=
- [Qemu-devel] [PATCH v2 29/29] target/xtensa: Use tcg_gen_abs_i32, Richard Henderson, 2019/05/01
- [Qemu-devel] [PATCH v2 25/29] target/ppc: Use tcg_gen_abs_i32, Richard Henderson, 2019/05/01
- [Qemu-devel] [PATCH v2 28/29] target/tricore: Use tcg_gen_abs_tl, Richard Henderson, 2019/05/01