[patch] MIPS: Follow the ABI rules for ordering HI16_S/LO16 relocs

Richard Sandiford rsandifo@redhat.com
Tue Jun 29 07:06:00 GMT 2004


"Maciej W. Rozycki" <macro@linux-mips.org> writes:
>  This is one of the fortunate areas the MIPS ABI supplement is clear
> about.  On page 4-18 of the spec, there is the following statement:  
> "R_MIPS_LO16 entries without an R_MIPS_HI16 entry immediately preceding
> are orphaned and the previously defined R_MIPS_HI16 is used for computing
> the addend."  The implication is for a correct calculation of the addend 
> for a LO16 relocation, the corresponding HI16 relocation has to precede it 
> with no other HI16 relocations inbetween.

But since the introduction of %lo(), we've always supported the case
in which one R_MIPS_HI16 has several R_MIPS_LO16s.  As a GNU extension.
We shouldn't change that now.

Richard



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