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Re: [Tinycc-devel] arm64 relocations
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From: |
Edmund Grimley Evans |
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Subject: |
Re: [Tinycc-devel] arm64 relocations |
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Date: |
Fri, 27 Feb 2015 08:11:09 +0000 |
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User-agent: |
Mutt/1.5.21 (2010-09-15) |
Me last night:
> The first part of the patch below changes arm64-gen.c to use the same
> relocations that other compilers use on arm64, namely
> R_AARCH64_ADR_PREL_PG_HI21 and R_AARCH64_ADD_ABS_LO12_NC.
Michael Matz on Feb 22:
> One thing I noticed is for instance that
> gen_addr uses non-GOT relocs for accessing the address of a symbol.
> That's generally not correct, at least for weak symbols one has to go
> via a GOT entry (or some in-.text slot with a ABS64 reloc).
I have thought about it a bit more and I now think that more changes
are needed in arm64-gen.c before I try to make the linker work.
Edmund