understanding than before.
Thanks.
juzhe.zh...@rivai.ai
From: Richard Sandiford
Date: 2023-05-16 16:30
To: juzhe.zhong\@rivai.ai
CC: gcc-patches; rguenther
Subject: Re: [PATCH V7] VECT: Add decrement IV support in Loop Vectorizer
"juzhe.zh...@rivai.ai" writes:
> Hi, Richard.
>
> RVV inf
H V7] VECT: Add decrement IV support in Loop Vectorizer
"juzhe.zh...@rivai.ai" writes:
> Hi, Richard.
>
> RVV infrastructure in RISC-V backend status:
> 1. All RVV instructions pattern related to intrinsics are all finished (They
> will be called not only by intrinsics b
Also, I have append my testcases too in this patch too.
Thanks.
juzhe.zh...@rivai.ai
From: Richard Sandiford
Date: 2023-05-16 16:30
To: juzhe.zhong\@rivai.ai
CC: gcc-patches; rguenther
Subject: Re: [PATCH V7] VECT: Add decrement IV support in Loop Vectorizer
"juzhe.zh...@rivai.ai"
"juzhe.zh...@rivai.ai" writes:
> Hi, Richard.
>
> RVV infrastructure in RISC-V backend status:
> 1. All RVV instructions pattern related to intrinsics are all finished (They
> will be called not only by intrinsics but also autovec in the future).
> 2. In case of autovec, we finished len_load/len_
nther
Subject: Re: [PATCH V7] VECT: Add decrement IV support in Loop Vectorizer
"juzhe.zh...@rivai.ai" writes:
> Oh,
> I am sorry for incorrect typos in the last email, fix typos :
>
> Hi, Richard.
> For case 2, I come up with this idea:
> + Case 2 (SLP multiple rgr
"juzhe.zh...@rivai.ai" writes:
> Oh,
> I am sorry for incorrect typos in the last email, fix typos :
>
> Hi, Richard.
> For case 2, I come up with this idea:
> + Case 2 (SLP multiple rgroup):
> + ...
> + _38 = (unsigned long) n_12(D);
> + _39 = _38 * 2
To: juzhe.zhong\@rivai.ai
CC: gcc-patches; rguenther
Subject: Re: [PATCH V7] VECT: Add decrement IV support in Loop Vectorizer
"juzhe.zh...@rivai.ai" writes:
>>> The examples are good, but this one made me wonder: why is the
>>> adjustment made to the limit (namely 16, the gap
Thanks.
juzhe.zh...@rivai.ai
From: Richard Sandiford
Date: 2023-05-16 14:57
To: juzhe.zhong\@rivai.ai
CC: gcc-patches; rguenther
Subject: Re: [PATCH V7] VECT: Add decrement IV support in Loop Vectorizer
"juzhe.zh...@rivai.ai" writes:
>>> The examples are good, but this one made
ndle loop control by add "MIN (16)" ?
Thanks.
juzhe.zh...@rivai.ai
From: Richard Sandiford
Date: 2023-05-16 14:57
To: juzhe.zhong\@rivai.ai
CC: gcc-patches; rguenther
Subject: Re: [PATCH V7] VECT: Add decrement IV support in Loop Vectorizer
"juzhe.zh...@rivai.ai" writes:
>
"juzhe.zh...@rivai.ai" writes:
>>> The examples are good, but this one made me wonder: why is the
>>> adjustment made to the limit (namely 16, the gap between _39 and _41)
>>> different from the limits imposed by the MIN_EXPR (32)? And I think
>>> the answer is that:
>
>>> - _47 counts the number
.
Thanks.
juzhe.zh...@rivai.ai
From: Richard Sandiford
Date: 2023-05-16 03:44
To: juzhe.zhong
CC: gcc-patches; rguenther
Subject: Re: [PATCH V7] VECT: Add decrement IV support in Loop Vectorizer
juzhe.zh...@rivai.ai writes:
> From: Juzhe-Zhong
>
> This patch implement decremen
ost the next patch with select_vl included.
Thanks.
juzhe.zh...@rivai.ai
From: Richard Sandiford
Date: 2023-05-16 03:44
To: juzhe.zhong
CC: gcc-patches; rguenther
Subject: Re: [PATCH V7] VECT: Add decrement IV support in Loop Vectorizer
juzhe.zh...@rivai.ai writes:
> From: Juzhe-Zhong
>
>
juzhe.zh...@rivai.ai writes:
> From: Juzhe-Zhong
>
> This patch implement decrement IV for length approach in loop control.
>
> Address comment from kewen that incorporate the implementation inside
> "vect_set_loop_controls_directly" instead of a standalone function.
>
> Address comment from Richa
From: Juzhe-Zhong
This patch implement decrement IV for length approach in loop control.
Address comment from kewen that incorporate the implementation inside
"vect_set_loop_controls_directly" instead of a standalone function.
Address comment from Richard using MIN_EXPR to handle these 3 follow
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