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Re: [Qemu-devel] [PATCH v6 21/26] tcg: Add generic vector ops for multip
From: |
Kirill Batuzov |
Subject: |
Re: [Qemu-devel] [PATCH v6 21/26] tcg: Add generic vector ops for multiplication |
Date: |
Tue, 5 Dec 2017 14:33:25 +0300 (MSK) |
User-agent: |
Alpine 2.20 (DEB 67 2015-01-07) |
On Tue, 21 Nov 2017, Richard Henderson wrote:
> Signed-off-by: Richard Henderson <address@hidden>
> +void tcg_gen_mul_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b)
> +{
> + TCGTemp *rt = tcgv_vec_temp(r);
> + TCGTemp *at = tcgv_vec_temp(a);
> + TCGTemp *bt = tcgv_vec_temp(b);
> + TCGArg ri = temp_arg(rt);
> + TCGArg ai = temp_arg(at);
> + TCGArg bi = temp_arg(bt);
> + TCGType type = rt->base_type;
> + int can;
> +
> + tcg_debug_assert(at->base_type == type);
> + tcg_debug_assert(bt->base_type == type);
> + can = tcg_can_emit_vec_op(INDEX_op_cmp_vec, type, vece);
Should be INDEX_op_mul_vec in the line above.
> + if (can > 0) {
> + vec_gen_3(INDEX_op_mul_vec, type, vece, ri, ai, bi);
> + } else {
> + tcg_debug_assert(can < 0);
> + tcg_expand_vec_op(INDEX_op_mul_vec, type, vece, ri, ai, bi);
> + }
> +}
--
Kirill
- Re: [Qemu-devel] [PATCH v6 21/26] tcg: Add generic vector ops for multiplication,
Kirill Batuzov <=