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[Bug ld/32591] undue GOTPCREL relaxation attempts
From: |
hjl.tools at gmail dot com |
Subject: |
[Bug ld/32591] undue GOTPCREL relaxation attempts |
Date: |
Fri, 31 Jan 2025 04:49:29 +0000 |
https://sourceware.org/bugzilla/show_bug.cgi?id=32591
--- Comment #12 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Jan Beulich from comment #11)
> (In reply to H.J. Lu from comment #10)
> > Please try it on Xen.
>
> I don't see why I would put time into doing so. As previously indicated, Xen
> expects .got to be empty. I don't see how that could be achieved without the
> MOV -> LEA transformation.
GOT is used to access memory beyond 4GB, including local memory. BUT there is
no run-time relocation in GOT for local memory. I believe my patch should work
for most cases as indicated by the testscases include in my patch.
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- [Bug ld/32591] undue GOTPCREL relaxation attempts, (continued)
- [Bug ld/32591] undue GOTPCREL relaxation attempts, hjl.tools at gmail dot com, 2025/01/26
- [Bug ld/32591] undue GOTPCREL relaxation attempts, hjl.tools at gmail dot com, 2025/01/26
- [Bug ld/32591] undue GOTPCREL relaxation attempts, i at maskray dot me, 2025/01/27
- [Bug ld/32591] undue GOTPCREL relaxation attempts, hjl.tools at gmail dot com, 2025/01/29
- [Bug ld/32591] undue GOTPCREL relaxation attempts, hjl.tools at gmail dot com, 2025/01/30
- [Bug ld/32591] undue GOTPCREL relaxation attempts, jbeulich at suse dot com, 2025/01/30
- [Bug ld/32591] undue GOTPCREL relaxation attempts, hjl.tools at gmail dot com, 2025/01/30
- [Bug ld/32591] undue GOTPCREL relaxation attempts, jbeulich at suse dot com, 2025/01/30
- [Bug ld/32591] undue GOTPCREL relaxation attempts, hjl.tools at gmail dot com, 2025/01/30
- [Bug ld/32591] undue GOTPCREL relaxation attempts, jbeulich at suse dot com, 2025/01/30
- [Bug ld/32591] undue GOTPCREL relaxation attempts,
hjl.tools at gmail dot com <=