.com>>; Jeff Law
mailto:jeffreya...@gmail.com>>;
juzhe.zh...@rivai.ai<mailto:juzhe.zh...@rivai.ai>; gcc-patches
mailto:gcc-patches@gcc.gnu.org>>; Wang, Yanzhang
mailto:yanzhang.w...@intel.com>>
Subject: Re: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut
opt
h...@rivai.ai<mailto:juzhe.zh...@rivai.ai>; gcc-patches
> mailto:gcc-patches@gcc.gnu.org>>;
> Kito.cheng mailto:kito.ch...@sifive.com>>; Wang,
> Yanzhang
> mailto:yanzhang.w...@intel.com>>
> Subject: Re: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut
&
: Li, Pan2 ; Jeff Law
> Cc: juzhe.zh...@rivai.ai; gcc-patches ;
> Kito.cheng ; Wang, Yanzhang <
> yanzhang.w...@intel.com>
> Subject: Re: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut
> optimization
>
> Second thought on this, we should just add define_split rather t
g the decision? Thanks in advance!
Pan
-Original Message-
From: Kito Cheng
Sent: Tuesday, April 25, 2023 9:08 PM
To: Li, Pan2 ; Jeff Law
Cc: juzhe.zh...@rivai.ai; gcc-patches ; Kito.cheng
; Wang, Yanzhang
Subject: Re: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut
optimiz
---
> From: Kito Cheng
> Sent: Friday, April 21, 2023 9:02 PM
> To: Li, Pan2
> Cc: juzhe.zh...@rivai.ai; gcc-patches ; Kito.cheng
> ; Wang, Yanzhang
> Subject: Re: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut
> optimization
>
> Hi Pan:
>
> One ide
PM
To: Li, Pan2
Cc: juzhe.zh...@rivai.ai; gcc-patches ; Kito.cheng
; Wang, Yanzhang
Subject: Re: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut
optimization
Hi Pan:
One idea come to my mind, maybe we should add a new define_insn_and_split
pattern instead of change @pred_mov
On Fri, A
--Original Message-
> From: Kito Cheng
> Sent: Friday, April 21, 2023 6:17 PM
> To: Li, Pan2
> Cc: juzhe.zh...@rivai.ai; gcc-patches ; Kito.cheng
> ; Wang, Yanzhang
> Subject: Re: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut
> optimization
>
> I got a bunch
e.zh...@rivai.ai'
>
> Cc: 'gcc-patches' ; 'Kito.cheng'
> ; Wang, Yanzhang
> Subject: RE: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut
> optimization
>
> Update the Patch v2 for more detail information for clarification. Please
> h
;
>
> Cc: 'gcc-patches' ; 'Kito.cheng'
> ; Wang, Yanzhang
> Subject: RE: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut
> optimization
>
> Update the Patch v2 for more detail information for clarification. Please
> help to review continuously
s' ; 'Kito.cheng'
; Wang, Yanzhang
Subject: RE: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut
optimization
Update the Patch v2 for more detail information for clarification. Please help
to review continuously.
https://gcc.gnu.org/pipermail/gcc-patches/2023-April/616175.html
Cc: gcc-patches ; Kito.cheng ;
Wang, Yanzhang
Subject: RE: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut
optimization
Sure thing.
For Changlog, I consider it was generated automatically in previous. LOL.
Pan
-Original Message-
From: Kito Cheng
Sent: Wednesday, April 19
: Allow VMS{Compare} (V1, V1) shortcut
optimization
HI JuZhe:
Thanks for explaining!
Hi Pan:
I think that would be helpful if JuZhe's explaining that could be written into
the commit log.
> gcc/ChangeLog:
>
>* config/riscv/riscv-v.cc (emit_pred_op):
>* config/r
HI JuZhe:
Thanks for explaining!
Hi Pan:
I think that would be helpful if JuZhe's explaining that could be
written into the commit log.
> gcc/ChangeLog:
>
>* config/riscv/riscv-v.cc (emit_pred_op):
>* config/riscv/riscv-vector-builtins-bases.cc:
>* config/riscv/vector.
).
juzhe.zh...@rivai.ai
From: Kito Cheng
Date: 2023-04-19 17:34
To: Li, Pan2
CC: gcc-patches@gcc.gnu.org; juzhe.zh...@rivai.ai; kito.ch...@sifive.com; Wang,
Yanzhang
Subject: Re: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1) shortcut optimization
Hi Pan:
>rtx expand (function_expander
Hi Pan:
>rtx expand (function_expander &e) const override diff --git
> a/gcc/config/riscv/vector.md b/gcc/config/riscv/vector.md index
> 0ecca98f20c..6819363b9ff 100644
> --- a/gcc/config/riscv/vector.md
> +++ b/gcc/config/riscv/vector.md
> @@ -1032,6 +1032,7 @@ (define_insn_and_split "@pred
Passed the X86 bootstrap and regression tests.
Pan
-Original Message-
From: Li, Pan2
Sent: Wednesday, April 19, 2023 11:21 AM
To: gcc-patches@gcc.gnu.org
Cc: juzhe.zh...@rivai.ai; kito.ch...@sifive.com; Wang, Yanzhang
; Li, Pan2
Subject: [PATCH] RISC-V: Allow VMS{Compare} (V1, V1
From: Pan Li
This patch try to adjust the RISC-V Vector RTL for the
generic shortcut optimization for RVV integer compare.
It includes compare operator eq, ne, ltu, lt, leu, le,
gtu, gt, geu and ge.
Assume we have below test code.
vbool1_t test_shortcut_for_riscv_vmslt_case_0(vint8m8_t v1, size_
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