From: Lulu Cheng <chenglulu@loongson.cn>
To: Xi Ruoyao <xry111@xry111.site>, gcc-patches@gcc.gnu.org
Cc: WANG Xuerui <i@xen0n.name>, Chenghua Xu <xuchenghua@loongson.cn>
Subject: Re: [PATCH] LoongArch: Set 4 * (issue rate) as the default for -falign-functions and -falign-loops
Date: Tue, 30 May 2023 09:30:08 +0800 [thread overview]
Message-ID: <45202d67-5272-3dfb-e5bb-6318b28bab0f@loongson.cn> (raw)
In-Reply-To: <1880a04ddbc06eeba1a2d68d0c40e9d5ef68bd37.camel@xry111.site>
在 2023/5/29 下午2:09, Xi Ruoyao 写道:
> On Tue, 2023-04-18 at 21:06 +0800, Lulu Cheng wrote:
>> Hi, ruoyao:
>>
>> Thank you so much for making this submission. But we are testing the
>> impact of these two alignment parameters
>>
>> (also including -falign-jumps and -falign-lables ) on performance. So
>> before the result comes out, this patch will
>>
>> not be merged into the main branch for the time being.
> Hi!
>
> Is there an estimate when the benchmark will be done? If it will be
> done soon I'll wait for the result before performing a full system
> rebuild, otherwise I'll use my gut feeling to specify a -falign-
> functions= value for the build :).
>
Sorry for taking so long to reply to the email. From our current test
results,
the performance of the SPEC is best when combined with -falign-loops=16,
-falign-jumps=16, -falign-functions=32 and -falign-lables=16.
next prev parent reply other threads:[~2023-05-30 1:30 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-18 12:17 Xi Ruoyao
2023-04-18 12:39 ` WANG Xuerui
2023-04-18 12:45 ` Xi Ruoyao
2023-04-18 12:51 ` WANG Xuerui
2023-04-18 13:00 ` Xi Ruoyao
2023-04-18 13:06 ` Lulu Cheng
2023-04-18 13:16 ` Xi Ruoyao
2023-05-29 6:09 ` Xi Ruoyao
2023-05-30 1:30 ` Lulu Cheng [this message]
2023-06-12 9:19 ` Xi Ruoyao
2023-06-13 2:20 ` Lulu Cheng
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