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Re: Possible problem with gas on MIPS



O.K, here is a tiny patch that I applied to get my assembler stuff compiling 
for the same issue.

Index: elf32-mips.c
===================================================================
RCS file: /gnu/cvsroot/binutils-000213/bfd/elf32-mips.c,v
retrieving revision 1.2
diff -u -p -b -r1.2 elf32-mips.c
--- elf32-mips.c        2000/06/08 08:23:45     1.2
+++ elf32-mips.c        2000/06/08 10:13:49
@@ -1843,6 +1843,7 @@ static CONST struct elf_reloc_map mips_r
   { BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL },
   { BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 },
   { BFD_RELOC_16_PCREL, R_MIPS_PC16 },
+  { BFD_RELOC_16_PCREL_S2, R_MIPS_PC16 },
   { BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 },
   { BFD_RELOC_MIPS_GPREL32, R_MIPS_GPREL32 },
   { BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 },




koundinya


-> > I would suspect that the shift for R_MIPS_PC16 has not been documented in 
-> > the ABI or elsewhere and has just been missed out.
-> 
-> Yes, you're actually right.  It has been missed out.  We do shift the offsets
-> right by 2 when we link objects including R_MIPS_PC16 with gld.  This is 
-> however nothing we want to generate with gas.  IRIX as is actually reluctant
-> to assemble branches to symbols as well.  I think IRIX ld pukes on R_MIPS_PC16
-> whenever it gets the chance.
-> 
-> Ulf
-> 



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