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| author | Bernd Schmidt <bernds@codesourcery.com> | 2008-02-11 22:25:03 +0000 |
|---|---|---|
| committer | Bernd Schmidt <bernds@codesourcery.com> | 2008-02-11 22:25:03 +0000 |
| commit | ca889129a780e91440fd0b87888a9ee866542777 (patch) | |
| tree | 68a5ac295e88f0e9d3600a7bd95b9ca3b2858bc3 | |
| parent | 1525d5452d720e163509decda467b5de11a141e8 (diff) | |
| download | gdb-ca889129a780e91440fd0b87888a9ee866542777.zip gdb-ca889129a780e91440fd0b87888a9ee866542777.tar.gz gdb-ca889129a780e91440fd0b87888a9ee866542777.tar.bz2 | |
* elf32-bfin.c (bfinfdpic_relocate_section): Take more care not to
emit invalid relocs or rofixup entries for deleted .eh_frame entries.
| -rw-r--r-- | bfd/ChangeLog | 3 | ||||
| -rw-r--r-- | bfd/elf32-bfin.c | 72 |
2 files changed, 47 insertions, 28 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 9e0346c..a4299f8 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -5,6 +5,9 @@ (elf32_bfin_merge_private_bfd_data): Simplify, and ensure object type mismatches are detected. + * elf32-bfin.c (bfinfdpic_relocate_section): Take more care not to + emit invalid relocs or rofixup entries for deleted .eh_frame entries. + 2008-02-11 Daniel Jacobowitz <dan@codesourcery.com> * cache.c (cache_bread): Set bfd_error_file_truncated if EOF diff --git a/bfd/elf32-bfin.c b/bfd/elf32-bfin.c index 93d07aa..d491ecf 100644 --- a/bfd/elf32-bfin.c +++ b/bfd/elf32-bfin.c @@ -2479,6 +2479,9 @@ bfinfdpic_relocate_section (bfd * output_bfd, { int dynindx; bfd_vma addend = rel->r_addend; + bfd_vma offset; + offset = _bfd_elf_section_offset (output_bfd, info, + input_section, rel->r_offset); /* If the symbol is dynamic but binds locally, use section+offset. */ @@ -2535,25 +2538,34 @@ bfinfdpic_relocate_section (bfd * output_bfd, } if (!h || h->root.type != bfd_link_hash_undefweak) { - _bfinfdpic_add_rofixup (output_bfd, - bfinfdpic_gotfixup_section - (info), - _bfd_elf_section_offset - (output_bfd, info, - input_section, rel->r_offset) - + input_section - ->output_section->vma - + input_section->output_offset, - picrel); + /* Only output a reloc for a not deleted entry. */ + if (offset >= (bfd_vma)-2) + _bfinfdpic_add_rofixup (output_bfd, + bfinfdpic_gotfixup_section + (info), -1, picrel); + else + _bfinfdpic_add_rofixup (output_bfd, + bfinfdpic_gotfixup_section + (info), + offset + input_section + ->output_section->vma + + input_section->output_offset, + picrel); + if (r_type == R_BFIN_FUNCDESC_VALUE) - _bfinfdpic_add_rofixup - (output_bfd, - bfinfdpic_gotfixup_section (info), - _bfd_elf_section_offset - (output_bfd, info, - input_section, rel->r_offset) - + input_section->output_section->vma - + input_section->output_offset + 4, picrel); + { + if (offset >= (bfd_vma)-2) + _bfinfdpic_add_rofixup + (output_bfd, + bfinfdpic_gotfixup_section (info), + -1, picrel); + else + _bfinfdpic_add_rofixup + (output_bfd, + bfinfdpic_gotfixup_section (info), + offset + input_section->output_section->vma + + input_section->output_offset + 4, picrel); + } } } } @@ -2573,15 +2585,19 @@ bfinfdpic_relocate_section (bfd * output_bfd, name, input_bfd, input_section, rel->r_offset); return FALSE; } - _bfinfdpic_add_dyn_reloc (output_bfd, - bfinfdpic_gotrel_section (info), - _bfd_elf_section_offset - (output_bfd, info, - input_section, rel->r_offset) - + input_section - ->output_section->vma - + input_section->output_offset, - r_type, dynindx, addend, picrel); + /* Only output a reloc for a not deleted entry. */ + if (offset >= (bfd_vma)-2) + _bfinfdpic_add_dyn_reloc (output_bfd, + bfinfdpic_gotrel_section (info), + 0, R_unused0, dynindx, addend, picrel); + else + _bfinfdpic_add_dyn_reloc (output_bfd, + bfinfdpic_gotrel_section (info), + offset + + input_section + ->output_section->vma + + input_section->output_offset, + r_type, dynindx, addend, picrel); } else if (osec) addend += osec->output_section->vma; @@ -2591,7 +2607,7 @@ bfinfdpic_relocate_section (bfd * output_bfd, relocation = addend - rel->r_addend; } - if (r_type == R_BFIN_FUNCDESC_VALUE) + if (r_type == R_BFIN_FUNCDESC_VALUE && offset < (bfd_vma)-2) { /* If we've omitted the dynamic relocation, just emit the fixed addresses of the symbol and of the local |