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From: Xi Ruoyao <xry111@xry111.site>
To: YunQiang Su <syq@gcc.gnu.org>, Jan Beulich <jbeulich@suse.com>
Cc: binutils <binutils@sourceware.org>
Subject: Re: Gas: Any pseudo instruction to disable a single RELOC?
Date: Fri, 12 Jan 2024 23:43:03 +0800	[thread overview]
Message-ID: <434c6801331f45762ad1f766ce3759abdee12803.camel@xry111.site> (raw)
In-Reply-To: <CAKcpw6W1_u0RsrgM=GPBa2rrh+xDWTHjo7vbOqDBogj6MqXDiw@mail.gmail.com>

在 2024-01-12星期五的 22:41 +0800，YunQiang Su写道：
> > I don't think there is, and I don't think there should be. People using
> > .reloc absolutely need to know what they are doing.
> > 
> 
> Thank you, I find a solution.
> BAL  . + 4
> won't emit any relocs.
> 
> Background:
> MIPS pre-R6 has no instructions that can read PC directly, thus we
> have to use an branch and link instruction to do so.

For this purpose GAS already supports the nal alias for bltzal $r0, 0.

> I am working on GCC to support it. I don' want to emit an label for this
> simple branch.

-- 
Xi Ruoyao <xry111@xry111.site>
School of Aerospace Science and Technology, Xidian University

  reply	other threads:[~2024-01-12 15:43 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-12 10:08 YunQiang Su
2024-01-12 10:17 ` Jan Beulich
2024-01-12 14:41   ` YunQiang Su
2024-01-12 15:43     ` Xi Ruoyao [this message]
2024-01-12 16:00       ` YunQiang Su

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