public inbox for gcc-patches@gcc.gnu.org
 help / color / mirror / Atom feed
From: Jeff Law <jlaw@ventanamicro.com>
To: "juzhe.zhong@rivai.ai" <juzhe.zhong@rivai.ai>,
	"kito.cheng" <kito.cheng@gmail.com>
Cc: jeffreyalaw <jeffreyalaw@gmail.com>, palmer <palmer@dabbelt.com>,
	vineetg <vineetg@rivosinc.com>,
	"Kito.cheng" <kito.cheng@sifive.com>,
	gcc-patches <gcc-patches@gcc.gnu.org>,
	Patrick O'Neill <patrick@rivosinc.com>,
	macro <macro@embecosm.com>
Subject: Re: RISC-V Bootstrap problems
Date: Wed, 24 May 2023 22:07:39 -0600	[thread overview]
Message-ID: <d4e7e9fe-90ac-795c-3aa8-499caa451c2d@ventanamicro.com> (raw)
In-Reply-To: <F8A80C7C5E3CB1E4+20230525115458584836249@rivai.ai>



On 5/24/23 21:54, juzhe.zhong@rivai.ai wrote:
>  >> IIRC LLVM is using the table driven mechanism, so it's less impact 
> on the
>>>compilation time when the instruction becomes more and more.
> Oh, I see. Could you share more details ?
> Maybe we can support this in GCC.
It's highly unlikely we'll switch from the mechanisms we're using. 
They're pretty deeply embedded into how all the ports are developed and 
work.

The first step is to figure out what's exploding.  I strongly suspect 
we'll be able to see this in a cross, but again, the magnitude will be 
smaller.

jeff

  reply	other threads:[~2023-05-25  4:07 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-22  6:41 [PATCH] RISC-V: Add missing torture-init and torture-finish for rvv.exp Kito Cheng
2023-05-22  9:17 ` Kito Cheng
2023-05-23  3:52   ` Vineet Gupta
2023-05-24 18:18     ` Vineet Gupta
2023-05-24 20:34       ` Thomas Schwinge
2023-05-24 22:13         ` Vineet Gupta
2023-05-24 23:12           ` Vineet Gupta
2023-05-24 23:13             ` Palmer Dabbelt
2023-05-25  3:43               ` RISC-V Bootstrap problems Jeff Law
2023-05-25  3:46                 ` juzhe.zhong
2023-05-25  3:53                   ` Kito Cheng
2023-05-25  3:54                     ` juzhe.zhong
2023-05-25  4:07                       ` Jeff Law [this message]
2023-05-25  4:19                         ` juzhe.zhong
2023-05-25 13:55                           ` Jeff Law
2023-05-25  4:06                     ` Jeff Law
2023-05-25  4:08                       ` Kito Cheng
2023-05-25  3:51                 ` juzhe.zhong
2023-05-24 23:15             ` [PATCH] RISC-V: Add missing torture-init and torture-finish for rvv.exp Jeff Law
2023-05-25 20:26             ` Thomas Schwinge
2023-05-26 23:38               ` Vineet Gupta
2023-05-30 18:43                 ` Vineet Gupta
2023-05-31 16:28                   ` Vineet Gupta

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=d4e7e9fe-90ac-795c-3aa8-499caa451c2d@ventanamicro.com \
    --to=jlaw@ventanamicro.com \
    --cc=gcc-patches@gcc.gnu.org \
    --cc=jeffreyalaw@gmail.com \
    --cc=juzhe.zhong@rivai.ai \
    --cc=kito.cheng@gmail.com \
    --cc=kito.cheng@sifive.com \
    --cc=macro@embecosm.com \
    --cc=palmer@dabbelt.com \
    --cc=patrick@rivosinc.com \
    --cc=vineetg@rivosinc.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).