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2005-09-01 Dmitry Diky <diwil@spec.ru>

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* elf32-msp430.c (msp430_elf_relax_delete_bytes): Do not adjust
	local symbols and move it to
	(msp430_elf_relax_adjust_locals): New function - walk over the
	sections in the bfd and adjust relocations as necessary.
This commit is contained in:
Dmitry Diky 2005-09-01 11:27:15 +00:00
parent 9d21c87bbe
commit 046aeb7490
2 changed files with 41 additions and 8 deletions
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7
bfd/ChangeLog
View File

@ -1,3 +1,10 @@
2005-09-01 Dmitry Diky <diwil@spec.ru>
* elf32-msp430.c (msp430_elf_relax_delete_bytes): Do not adjust
local symbols and move it to
(msp430_elf_relax_adjust_locals): New function - walk over the
sections in the bfd and adjust relocations as necessary.
2005-08-31 DJ Delorie <dj@redhat.com>
* elf32-i386.c (elf_i386_check_relocs): Don't cast a unary &

42
bfd/elf32-msp430.c
View File

@ -830,6 +830,36 @@ msp430_elf_symbol_address_p (bfd * abfd,
return FALSE;
}
/* Adjust all local symbols defined as '.section + 0xXXXX' (.section has sec_shndx)
referenced from current and other sections */
static bfd_boolean
msp430_elf_relax_adjust_locals(bfd * abfd, asection * sec, bfd_vma addr,
int count, unsigned int sec_shndx, bfd_vma toaddr)
{
Elf_Internal_Shdr *symtab_hdr;
Elf_Internal_Rela *irel;
Elf_Internal_Rela *irelend;
Elf_Internal_Sym *isym;
irel = elf_section_data (sec)->relocs;
irelend = irel + sec->reloc_count;
symtab_hdr = & elf_tdata (abfd)->symtab_hdr;
isym = (Elf_Internal_Sym *) symtab_hdr->contents;
for (irel = elf_section_data (sec)->relocs; irel < irelend; irel++)
{
int sidx = ELF32_R_SYM(irel->r_info);
Elf_Internal_Sym *lsym = isym + sidx;
/* Adjust symbols referenced by .sec+0xXX */
if (irel->r_addend > addr && irel->r_addend < toaddr
&& lsym->st_shndx == sec_shndx)
irel->r_addend -= count;
}
return TRUE;
}
/* Delete some bytes from a section while relaxing. */
static bfd_boolean
@ -848,6 +878,7 @@ msp430_elf_relax_delete_bytes (bfd * abfd, asection * sec, bfd_vma addr,
struct elf_link_hash_entry **sym_hashes;
struct elf_link_hash_entry **end_hashes;
unsigned int symcount;
asection *p;
sec_shndx = _bfd_elf_section_from_bfd_section (abfd, sec);
@ -872,19 +903,14 @@ msp430_elf_relax_delete_bytes (bfd * abfd, asection * sec, bfd_vma addr,
isym = (Elf_Internal_Sym *) symtab_hdr->contents;
for (irel = elf_section_data (sec)->relocs; irel < irelend; irel++)
{
int sidx = ELF32_R_SYM(irel->r_info);
Elf_Internal_Sym *lsym = isym + sidx;
/* Get the new reloc address. */
if ((irel->r_offset > addr && irel->r_offset < toaddr))
irel->r_offset -= count;
/* Adjust symbols referenced by .sec+0xXX */
if (irel->r_addend > addr && irel->r_addend < toaddr
&& lsym->st_shndx == sec_shndx)
irel->r_addend -= count;
}
for (p = abfd->sections; p != NULL; p = p->next)
msp430_elf_relax_adjust_locals(abfd,p,addr,count,sec_shndx,toaddr);
/* Adjust the local symbols defined in this section. */
symtab_hdr = & elf_tdata (abfd)->symtab_hdr;
isym = (Elf_Internal_Sym *) symtab_hdr->contents;