"juzhe.zh...@rivai.ai" writes:
> Hi， Richard.
> Would you mind take a look at the loop control part again:
>
> static gcond *
> vect_set_loop_condition_partial_vectors (class loop *loop,
> loop_vec_info loop_vinfo, tree niters,
> tree final_iv, bool niters_maybe_zero,
> gimple_stmt_iterator loop_c
ctrl;
}
return index_after_incr;
}
Am I understand correctly ? I think I may need to implement VEC_PACK_TRUNC to
test your idea.
Thanks
juzhe.zh...@rivai.ai
From: Richard Sandiford
Date: 2023-04-26 17:06
To: juzhe.zhong\@rivai.ai
CC: gcc-patches; rguenther
Subject: Re: [PATCH] VECT
= VEC_PACK_TRUNC_EXPR ;
> vect__7.10_33 = VEC_PACK_TRUNC_EXPR ;
> ...
> .LEN_STORE (_13, 16B, X, vect__7.10_33); (INT16)
>
> Is this correct ?
>
> Thanks.
>
>
> juzhe.zh...@rivai.ai
>
> From: Richard Sandiford
> Date: 2023-04-26 16:06
> To: juzhe.zhong\@ri
gc->controls.is_empty ()
&& vect_maybe_permute_loop_masks (&header_seq, rgc, half_rgc))
continue;
}
Is that correct?
juzhe.zh...@rivai.ai
From: juzhe.zh...@rivai.ai
Date: 2023-04-26 16:55
To: richard.sandiford
CC: gcc-patches; rguenther
Subject: Re: Re: [PATCH] VECT: Add decrement IV
r
Subject: Re: [PATCH] VECT: Add decrement IV iteration loop control by variable
amount support
"juzhe.zh...@rivai.ai" writes:
> Thanks Richard so much.
>
>>> I don't think that's guaranteed by the proposed definition of WHILE_LEN.
>>> The first int64_t
"juzhe.zh...@rivai.ai" writes:
> Thanks Richard so much.
>
>>> I don't think that's guaranteed by the proposed definition of WHILE_LEN.
>>> The first int64_t WHILE_LEN could come up short, and return something
>>> less than VF/2.
>
> I am so sorry that the comments of vect_set_loop_controls_by_whi
Richard Biener writes:
> On Tue, 25 Apr 2023, Richard Sandiford wrote:
>> juzhe.zh...@rivai.ai writes:
>> > diff --git a/gcc/tree-ssa-loop-manip.cc b/gcc/tree-ssa-loop-manip.cc
>> > index a52277abdbf..54845a62298 100644
>> > --- a/gcc/tree-ssa-loop-manip.cc
>> > +++ b/gcc/tree-ssa-loop-manip.cc
>>
On Tue, 25 Apr 2023, Richard Sandiford wrote:
> juzhe.zh...@rivai.ai writes:
> > diff --git a/gcc/tree-ssa-loop-manip.cc b/gcc/tree-ssa-loop-manip.cc
> > index a52277abdbf..54845a62298 100644
> > --- a/gcc/tree-ssa-loop-manip.cc
> > +++ b/gcc/tree-ssa-loop-manip.cc
> > @@ -59,14 +59,14 @@ static b
.gnu.org/pipermail/gcc-patches/2023-April/616730.html
Feel free to comments.
Thanks
juzhe.zh...@rivai.ai
From: Richard Sandiford
Date: 2023-04-26 00:58
To: juzhe.zhong
CC: gcc-patches; rguenther
Subject: Re: [PATCH] VECT: Add decrement IV iteration loop control by variable
amount sup
On 25 April 2023 18:58:10 CEST, Richard Sandiford via Gcc-patches
wrote:
>juzhe.zh...@rivai.ai writes:
>> diff --git a/gcc/internal-fn.cc b/gcc/internal-fn.cc
>> index 6e81dc05e0e..5f44def90d3 100644
>> diff --git a/gcc/tree-ssa-loop-manip.cc b/gcc/tree-ssa-loop-manip.cc
>> index a52277abdbf..54
juzhe.zh...@rivai.ai writes:
> diff --git a/gcc/internal-fn.cc b/gcc/internal-fn.cc
> index 6e81dc05e0e..5f44def90d3 100644
> --- a/gcc/internal-fn.cc
> +++ b/gcc/internal-fn.cc
> @@ -127,6 +127,7 @@ init_internal_fns ()
> #define cond_binary_direct { 1, 1, true }
> #define cond_ternary_direct {
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