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Implement R_PPC_EMB_{SDA21,RELSDA} relocations

This commit is contained in:
Michael Meissner 1996-01-23 20:11:13 +00:00
parent 3cbe19d280
commit d8fd85ada3
2 changed files with 13 additions and 2 deletions
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2
bfd/ChangeLog
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@ -3,6 +3,8 @@ Tue Jan 23 14:33:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
* elf32-ppc.c (ppc_elf_copy_private_bfd_data): Don't complain if
the embedded bit is set on some objects and not on others. Just
or it together.
(ppc_elf_relocate_section): Implement R_PPC_EMB_{SDA21,RELSDA}
relocations.
Tue Jan 23 14:22:45 1996 Ian Lance Taylor <ian@cygnus.com>

13
bfd/elf32-ppc.c
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@ -145,7 +145,9 @@ static boolean ppc_elf_finish_dynamic_symbol PARAMS ((bfd *,
static boolean ppc_elf_finish_dynamic_sections PARAMS ((bfd *, struct bfd_link_info *));
#define BRANCH_PREDICT_BIT 0x200000
#define BRANCH_PREDICT_BIT 0x200000 /* branch prediction bit for branch taken relocs */
#define RA_REGISTER_MASK 0x001f0000 /* mask to set RA in memory instructions */
#define RA_REGISTER_SHIFT 16 /* value to shift register by to insert RA */
/* The name of the dynamic interpreter. This is put in the .interp
section. */
@ -2288,8 +2290,15 @@ ppc_elf_relocate_section (output_bfd, info, input_bfd, input_section,
ret = false;
continue;
}
goto unsupported;
if (r_type == R_PPC_EMB_SDA21)
{ /* fill in register field */
insn = bfd_get_32 (output_bfd, contents + offset - 2);
insn = (insn & ~RA_REGISTER_MASK) | (reg << RA_REGISTER_SHIFT);
bfd_put_32 (output_bfd, insn, contents + offset - 2);
}
}
break;
case (int)R_PPC_PLTREL24:
case (int)R_PPC_COPY: