| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| static reloc_howto_type v850_elf_howto_table[]; |
| |
| |
| |
| |
| |
| static bfd_boolean |
| v850_elf_check_relocs (bfd *abfd, |
| struct bfd_link_info *info, |
| asection *sec, |
| const Elf_Internal_Rela *relocs) |
| { |
| bfd_boolean ret = TRUE; |
| Elf_Internal_Shdr *symtab_hdr; |
| struct elf_link_hash_entry **sym_hashes; |
| const Elf_Internal_Rela *rel; |
| const Elf_Internal_Rela *rel_end; |
| unsigned int r_type; |
| int other = 0; |
| const char *common = NULL; |
| |
| if (bfd_link_relocatable (info)) |
| return TRUE; |
| |
| |
| _bfd_error_handler ("v850_elf_check_relocs called for section %pA in %pB", |
| sec, abfd); |
| |
| |
| symtab_hdr = &elf_tdata (abfd)->symtab_hdr; |
| sym_hashes = elf_sym_hashes (abfd); |
| |
| rel_end = relocs + sec->reloc_count; |
| for (rel = relocs; rel < rel_end; rel++) |
| { |
| unsigned long r_symndx; |
| struct elf_link_hash_entry *h; |
| |
| r_symndx = ELF32_R_SYM (rel->r_info); |
| if (r_symndx < symtab_hdr->sh_info) |
| h = NULL; |
| else |
| { |
| h = sym_hashes[r_symndx - symtab_hdr->sh_info]; |
| while (h->root.type == bfd_link_hash_indirect |
| || h->root.type == bfd_link_hash_warning) |
| h = (struct elf_link_hash_entry *) h->root.u.i.link; |
| } |
| |
| r_type = ELF32_R_TYPE (rel->r_info); |
| switch (r_type) |
| { |
| default: |
| break; |
| |
| |
| |
| case R_V850_GNU_VTINHERIT: |
| if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset)) |
| return FALSE; |
| break; |
| |
| |
| |
| case R_V850_GNU_VTENTRY: |
| BFD_ASSERT (h != NULL); |
| if (h != NULL |
| && !bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend)) |
| return FALSE; |
| break; |
| |
| case R_V850_SDA_16_16_SPLIT_OFFSET: |
| case R_V850_SDA_16_16_OFFSET: |
| case R_V850_SDA_15_16_OFFSET: |
| case R_V810_GPWLO_1: |
| case R_V850_HWLO: |
| case R_V850_HWLO_1: |
| other = V850_OTHER_SDA; |
| common = ".scommon"; |
| goto small_data_common; |
| |
| case R_V850_ZDA_16_16_SPLIT_OFFSET: |
| case R_V850_ZDA_16_16_OFFSET: |
| case R_V850_ZDA_15_16_OFFSET: |
| other = V850_OTHER_ZDA; |
| common = ".zcommon"; |
| goto small_data_common; |
| |
| case R_V850_TDA_4_4_OFFSET: |
| case R_V850_TDA_4_5_OFFSET: |
| case R_V850_TDA_7_7_OFFSET: |
| case R_V850_TDA_6_8_OFFSET: |
| case R_V850_TDA_7_8_OFFSET: |
| case R_V850_TDA_16_16_OFFSET: |
| other = V850_OTHER_TDA; |
| common = ".tcommon"; |
| |
| |
| |
| |
| small_data_common: |
| if (h) |
| { |
| |
| h->other |= other; |
| if ((h->other & V850_OTHER_MASK) != (other & V850_OTHER_MASK) |
| && (h->other & V850_OTHER_ERROR) == 0) |
| { |
| const char * msg; |
| static char buff[200]; |
| |
| switch (h->other & V850_OTHER_MASK) |
| { |
| default: |
| msg = _("variable `%s' cannot occupy in multiple small data regions"); |
| break; |
| case V850_OTHER_SDA | V850_OTHER_ZDA | V850_OTHER_TDA: |
| msg = _("variable `%s' can only be in one of the small, zero, and tiny data regions"); |
| break; |
| case V850_OTHER_SDA | V850_OTHER_ZDA: |
| msg = _("variable `%s' cannot be in both small and zero data regions simultaneously"); |
| break; |
| case V850_OTHER_SDA | V850_OTHER_TDA: |
| msg = _("variable `%s' cannot be in both small and tiny data regions simultaneously"); |
| break; |
| case V850_OTHER_ZDA | V850_OTHER_TDA: |
| msg = _("variable `%s' cannot be in both zero and tiny data regions simultaneously"); |
| break; |
| } |
| |
| sprintf (buff, msg, h->root.root.string); |
| info->callbacks->warning (info, buff, h->root.root.string, |
| abfd, h->root.u.def.section, |
| (bfd_vma) 0); |
| |
| bfd_set_error (bfd_error_bad_value); |
| h->other |= V850_OTHER_ERROR; |
| ret = FALSE; |
| } |
| } |
| |
| if (h && h->root.type == bfd_link_hash_common |
| && h->root.u.c.p |
| && !strcmp (bfd_get_section_name (abfd, h->root.u.c.p->section), "COMMON")) |
| { |
| asection * section; |
| |
| section = h->root.u.c.p->section = bfd_make_section_old_way (abfd, common); |
| section->flags |= SEC_IS_COMMON; |
| } |
| |
| |
| fprintf (stderr, "v850_elf_check_relocs, found %s relocation for %s%s\n", |
| v850_elf_howto_table[ (int)r_type ].name, |
| (h && h->root.root.string) ? h->root.root.string : "<unknown>", |
| (h->root.type == bfd_link_hash_common) ? ", symbol is common" : ""); |
| |
| break; |
| } |
| } |
| |
| return ret; |
| } |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| typedef struct hi16s_location |
| { |
| bfd_vma addend; |
| bfd_byte * address; |
| unsigned long counter; |
| bfd_boolean found; |
| struct hi16s_location * next; |
| } |
| hi16s_location; |
| |
| static hi16s_location * previous_hi16s; |
| static hi16s_location * free_hi16s; |
| static unsigned long hi16s_counter; |
| |
| static void |
| remember_hi16s_reloc (bfd *abfd, bfd_vma addend, bfd_byte *address) |
| { |
| hi16s_location * entry = NULL; |
| bfd_size_type amt = sizeof (* free_hi16s); |
| |
| |
| if (free_hi16s == NULL) |
| free_hi16s = bfd_zalloc (abfd, amt); |
| |
| entry = free_hi16s; |
| free_hi16s = free_hi16s->next; |
| |
| entry->addend = addend; |
| entry->address = address; |
| entry->counter = hi16s_counter ++; |
| entry->found = FALSE; |
| entry->next = previous_hi16s; |
| previous_hi16s = entry; |
| |
| |
| if (hi16s_counter == 0) |
| { |
| |
| for (entry = previous_hi16s; entry != NULL; entry = entry->next) |
| entry->counter &= 0xffff; |
| |
| hi16s_counter = 0x10000; |
| } |
| } |
| |
| static bfd_byte * |
| find_remembered_hi16s_reloc (bfd_vma addend, bfd_boolean *already_found) |
| { |
| hi16s_location *match = NULL; |
| hi16s_location *entry; |
| bfd_byte *addr; |
| |
| |
| for (entry = previous_hi16s; entry; entry = entry->next) |
| { |
| if (entry->addend == addend |
| && (match == NULL || match->counter < entry->counter)) |
| { |
| match = entry; |
| } |
| } |
| |
| if (match == NULL) |
| return NULL; |
| |
| |
| addr = match->address; |
| |
| |
| if (already_found) |
| * already_found = match->found; |
| |
| |
| match->found = TRUE; |
| |
| return addr; |
| } |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| static bfd_boolean |
| v850_elf_perform_lo16_relocation (bfd *abfd, unsigned long *insn, |
| unsigned long addend) |
| { |
| |
| |
| |
| if ((BIT15_SET (*insn + addend) && ! BIT15_SET (addend)) |
| || (OVERFLOWS (addend, *insn) |
| && ((! BIT15_SET (*insn)) || (BIT15_SET (addend))))) |
| { |
| bfd_boolean already_updated; |
| bfd_byte *hi16s_address = find_remembered_hi16s_reloc |
| (addend, & already_updated); |
| |
| |
| if (hi16s_address != NULL) |
| { |
| if (! already_updated) |
| { |
| unsigned long hi_insn = bfd_get_16 (abfd, hi16s_address); |
| hi_insn += 1; |
| bfd_put_16 (abfd, hi_insn, hi16s_address); |
| } |
| } |
| else |
| { |
| _bfd_error_handler (_("failed to find previous HI16 reloc")); |
| return FALSE; |
| } |
| } |
| |
| |
| |
| |
| |
| *insn = (*insn + addend) & 0xffff; |
| return TRUE; |
| } |
| |
| |
| |
| |
| static bfd_reloc_status_type |
| v850_elf_perform_relocation (bfd *abfd, |
| unsigned int r_type, |
| bfd_vma addend, |
| bfd_byte *address) |
| { |
| unsigned long insn; |
| unsigned long result; |
| bfd_signed_vma saddend = (bfd_signed_vma) addend; |
| |
| switch (r_type) |
| { |
| default: |
| |
| _bfd_error_handler ("%pB: unsupported relocation type %#x", |
| abfd, r_type); |
| |
| return bfd_reloc_notsupported; |
| |
| case R_V850_REL32: |
| case R_V850_ABS32: |
| case R_V810_WORD: |
| case R_V850_PC32: |
| bfd_put_32 (abfd, addend, address); |
| return bfd_reloc_ok; |
| |
| case R_V850_WLO23: |
| case R_V850_23: |
| insn = bfd_get_32 (abfd, address); |
| insn &= ~((0x7f << 4) | (0x7fff80 << (16-7))); |
| insn |= ((addend & 0x7f) << 4) | ((addend & 0x7fff80) << (16-7)); |
| bfd_put_32 (abfd, (bfd_vma) insn, address); |
| return bfd_reloc_ok; |
| |
| case R_V850_PCR22: |
| case R_V850_22_PCREL: |
| if (saddend > 0x1fffff || saddend < -0x200000) |
| return bfd_reloc_overflow; |
| |
| if ((addend % 2) != 0) |
| return bfd_reloc_dangerous; |
| |
| insn = bfd_get_32 (abfd, address); |
| insn &= ~0xfffe003f; |
| insn |= (((addend & 0xfffe) << 16) | ((addend & 0x3f0000) >> 16)); |
| bfd_put_32 (abfd, (bfd_vma) insn, address); |
| return bfd_reloc_ok; |
| |
| case R_V850_PC17: |
| case R_V850_17_PCREL: |
| if (saddend > 0xffff || saddend < -0x10000) |
| return bfd_reloc_overflow; |
| |
| if ((addend % 2) != 0) |
| return bfd_reloc_dangerous; |
| |
| insn = bfd_get_32 (abfd, address); |
| insn &= ~ 0xfffe0010; |
| insn |= ((addend & 0xfffe) << 16) | ((addend & 0x10000) >> (16-4)); |
| break; |
| |
| case R_V850_PC16U: |
| case R_V850_16_PCREL: |
| if ((saddend < -0xffff) || (saddend > 0)) |
| return bfd_reloc_overflow; |
| |
| if ((addend % 2) != 0) |
| return bfd_reloc_dangerous; |
| |
| insn = bfd_get_16 (abfd, address); |
| insn &= ~0xfffe; |
| insn |= (-addend & 0xfffe); |
| break; |
| |
| case R_V850_PC9: |
| case R_V850_9_PCREL: |
| if (saddend > 0xff || saddend < -0x100) |
| return bfd_reloc_overflow; |
| |
| if ((addend % 2) != 0) |
| return bfd_reloc_dangerous; |
| |
| insn = bfd_get_16 (abfd, address); |
| insn &= ~ 0xf870; |
| insn |= ((addend & 0x1f0) << 7) | ((addend & 0x0e) << 3); |
| break; |
| |
| case R_V810_WHI: |
| case R_V850_HI16: |
| addend += (bfd_get_16 (abfd, address) << 16); |
| addend = (addend >> 16); |
| insn = addend; |
| break; |
| |
| case R_V810_WHI1: |
| case R_V850_HI16_S: |
| |
| remember_hi16s_reloc (abfd, addend, address); |
| |
| addend += (bfd_get_16 (abfd, address) << 16); |
| addend = (addend >> 16) + ((addend & 0x8000) != 0); |
| |
| |
| if (addend > 0xffff) |
| addend = 0; |
| |
| insn = addend; |
| break; |
| |
| case R_V810_WLO: |
| case R_V850_LO16: |
| insn = bfd_get_16 (abfd, address); |
| if (! v850_elf_perform_lo16_relocation (abfd, &insn, addend)) |
| return bfd_reloc_overflow; |
| break; |
| |
| case R_V810_BYTE: |
| case R_V850_8: |
| addend += (char) bfd_get_8 (abfd, address); |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0x7f || saddend < -0x80) |
| return bfd_reloc_overflow; |
| |
| bfd_put_8 (abfd, addend, address); |
| return bfd_reloc_ok; |
| |
| case R_V850_CALLT_16_16_OFFSET: |
| addend += bfd_get_16 (abfd, address); |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0xffff || saddend < 0) |
| return bfd_reloc_overflow; |
| |
| insn = addend; |
| break; |
| |
| case R_V850_CALLT_15_16_OFFSET: |
| insn = bfd_get_16 (abfd, address); |
| |
| addend += insn & 0xfffe; |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0xffff || saddend < 0) |
| return bfd_reloc_overflow; |
| |
| insn = (0xfffe & addend) |
| | (insn & ~0xfffe); |
| break; |
| |
| case R_V850_CALLT_6_7_OFFSET: |
| insn = bfd_get_16 (abfd, address); |
| addend += ((insn & 0x3f) << 1); |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0x7e || saddend < 0) |
| return bfd_reloc_overflow; |
| |
| if (addend & 1) |
| return bfd_reloc_dangerous; |
| |
| insn &= 0xff80; |
| insn |= (addend >> 1); |
| break; |
| |
| case R_V850_16: |
| case R_V810_HWORD: |
| case R_V850_SDA_16_16_OFFSET: |
| case R_V850_ZDA_16_16_OFFSET: |
| case R_V850_TDA_16_16_OFFSET: |
| addend += bfd_get_16 (abfd, address); |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0x7fff || saddend < -0x8000) |
| return bfd_reloc_overflow; |
| |
| insn = addend; |
| break; |
| |
| case R_V850_16_S1: |
| case R_V850_SDA_15_16_OFFSET: |
| case R_V850_ZDA_15_16_OFFSET: |
| case R_V810_GPWLO_1: |
| insn = bfd_get_16 (abfd, address); |
| addend += (insn & 0xfffe); |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0x7ffe || saddend < -0x8000) |
| return bfd_reloc_overflow; |
| |
| if (addend & 1) |
| return bfd_reloc_dangerous; |
| |
| insn = (addend &~ (bfd_vma) 1) | (insn & 1); |
| break; |
| |
| case R_V850_TDA_6_8_OFFSET: |
| insn = bfd_get_16 (abfd, address); |
| addend += ((insn & 0x7e) << 1); |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0xfc || saddend < 0) |
| return bfd_reloc_overflow; |
| |
| if (addend & 3) |
| return bfd_reloc_dangerous; |
| |
| insn &= 0xff81; |
| insn |= (addend >> 1); |
| break; |
| |
| case R_V850_TDA_7_8_OFFSET: |
| insn = bfd_get_16 (abfd, address); |
| addend += ((insn & 0x7f) << 1); |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0xfe || saddend < 0) |
| return bfd_reloc_overflow; |
| |
| if (addend & 1) |
| return bfd_reloc_dangerous; |
| |
| insn &= 0xff80; |
| insn |= (addend >> 1); |
| break; |
| |
| case R_V850_TDA_7_7_OFFSET: |
| insn = bfd_get_16 (abfd, address); |
| addend += insn & 0x7f; |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0x7f || saddend < 0) |
| return bfd_reloc_overflow; |
| |
| insn &= 0xff80; |
| insn |= addend; |
| break; |
| |
| case R_V850_TDA_4_5_OFFSET: |
| insn = bfd_get_16 (abfd, address); |
| addend += ((insn & 0xf) << 1); |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0x1e || saddend < 0) |
| return bfd_reloc_overflow; |
| |
| if (addend & 1) |
| return bfd_reloc_dangerous; |
| |
| insn &= 0xfff0; |
| insn |= (addend >> 1); |
| break; |
| |
| case R_V850_TDA_4_4_OFFSET: |
| insn = bfd_get_16 (abfd, address); |
| addend += insn & 0xf; |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0xf || saddend < 0) |
| return bfd_reloc_overflow; |
| |
| insn &= 0xfff0; |
| insn |= addend; |
| break; |
| |
| case R_V810_WLO_1: |
| case R_V850_HWLO: |
| case R_V850_HWLO_1: |
| case R_V850_LO16_S1: |
| insn = bfd_get_16 (abfd, address); |
| result = insn & 0xfffe; |
| if (! v850_elf_perform_lo16_relocation (abfd, &result, addend)) |
| return bfd_reloc_overflow; |
| if (result & 1) |
| return bfd_reloc_overflow; |
| insn = (result & 0xfffe) |
| | (insn & ~0xfffe); |
| bfd_put_16 (abfd, insn, address); |
| return bfd_reloc_ok; |
| |
| case R_V850_BLO: |
| case R_V850_LO16_SPLIT_OFFSET: |
| insn = bfd_get_32 (abfd, address); |
| result = ((insn & 0xfffe0000) >> 16) | ((insn & 0x20) >> 5); |
| if (! v850_elf_perform_lo16_relocation (abfd, &result, addend)) |
| return bfd_reloc_overflow; |
| insn = (((result << 16) & 0xfffe0000) |
| | ((result << 5) & 0x20) |
| | (insn & ~0xfffe0020)); |
| bfd_put_32 (abfd, insn, address); |
| return bfd_reloc_ok; |
| |
| case R_V850_16_SPLIT_OFFSET: |
| case R_V850_SDA_16_16_SPLIT_OFFSET: |
| case R_V850_ZDA_16_16_SPLIT_OFFSET: |
| insn = bfd_get_32 (abfd, address); |
| addend += ((insn & 0xfffe0000) >> 16) + ((insn & 0x20) >> 5); |
| |
| saddend = (bfd_signed_vma) addend; |
| |
| if (saddend > 0x7fff || saddend < -0x8000) |
| return bfd_reloc_overflow; |
| |
| insn &= 0x0001ffdf; |
| insn |= (addend & 1) << 5; |
| insn |= (addend &~ (bfd_vma) 1) << 16; |
| |
| bfd_put_32 (abfd, (bfd_vma) insn, address); |
| return bfd_reloc_ok; |
| |
| case R_V850_GNU_VTINHERIT: |
| case R_V850_GNU_VTENTRY: |
| return bfd_reloc_ok; |
| |
| } |
| |
| bfd_put_16 (abfd, (bfd_vma) insn, address); |
| return bfd_reloc_ok; |
| } |
| |
| |
| |
| static bfd_reloc_status_type |
| v850_elf_reloc (bfd *abfd ATTRIBUTE_UNUSED, |
| arelent *reloc, |
| asymbol *symbol, |
| void * data ATTRIBUTE_UNUSED, |
| asection *isection, |
| bfd *obfd, |
| char **err ATTRIBUTE_UNUSED) |
| { |
| long relocation; |
| |
| |
| |
| |
| |
| |
| if (obfd != NULL |
| && (symbol->flags & BSF_SECTION_SYM) == 0 |
| && (! reloc->howto->partial_inplace |
| || reloc->addend == 0)) |
| { |
| reloc->address += isection->output_offset; |
| return bfd_reloc_ok; |
| } |
| |
| |
| if (bfd_is_und_section (symbol->section) |
| && (symbol->flags & BSF_WEAK) == 0 |
| && obfd == NULL) |
| return bfd_reloc_undefined; |
| |
| |
| |
| |
| if (reloc->address > bfd_get_section_limit (abfd, isection)) |
| return bfd_reloc_outofrange; |
| |
| |
| |
| |
| if (reloc->howto->pc_relative) |
| return bfd_reloc_ok; |
| |
| |
| if (bfd_is_com_section (symbol->section)) |
| relocation = 0; |
| else |
| relocation = symbol->value; |
| |
| |
| relocation += symbol->section->output_section->vma; |
| relocation += symbol->section->output_offset; |
| relocation += reloc->addend; |
| |
| reloc->addend = relocation; |
| return bfd_reloc_ok; |
| } |
| |
| |
| |
| |
| static bfd_reloc_status_type |
| v850_elf_ignore_reloc (bfd *abfd ATTRIBUTE_UNUSED, |
| arelent *reloc_entry, |
| asymbol *symbol ATTRIBUTE_UNUSED, |
| void * data ATTRIBUTE_UNUSED, |
| asection *input_section, |
| bfd *output_bfd, |
| char **error_message ATTRIBUTE_UNUSED) |
| { |
| if (output_bfd != NULL) |
| reloc_entry->address += input_section->output_offset; |
| |
| return bfd_reloc_ok; |
| } |
| |
| |
| |
| static reloc_howto_type v850_elf_howto_table[] = |
| { |
| |
| HOWTO (R_V850_NONE, |
| 0, |
| 3, |
| 0, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| bfd_elf_generic_reloc, |
| "R_V850_NONE", |
| FALSE, |
| 0, |
| 0, |
| FALSE), |
| |
| |
| HOWTO (R_V850_9_PCREL, |
| 0, |
| 1, |
| 9, |
| TRUE, |
| 0, |
| complain_overflow_bitfield, |
| v850_elf_reloc, |
| "R_V850_9_PCREL", |
| FALSE, |
| 0x00ffffff, |
| 0x00ffffff, |
| TRUE), |
| |
| |
| HOWTO (R_V850_22_PCREL, |
| 0, |
| 2, |
| 22, |
| TRUE, |
| 0, |
| complain_overflow_signed, |
| v850_elf_reloc, |
| "R_V850_22_PCREL", |
| FALSE, |
| 0x07ffff80, |
| 0x07ffff80, |
| TRUE), |
| |
| |
| HOWTO (R_V850_HI16_S, |
| 0, |
| 1, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_HI16_S", |
| FALSE, |
| 0xffff, |
| 0xffff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_HI16, |
| 0, |
| 1, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_HI16", |
| FALSE, |
| 0xffff, |
| 0xffff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_LO16, |
| 0, |
| 1, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_LO16", |
| FALSE, |
| 0xffff, |
| 0xffff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_ABS32, |
| 0, |
| 2, |
| 32, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_ABS32", |
| FALSE, |
| 0xffffffff, |
| 0xffffffff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_16, |
| 0, |
| 1, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| bfd_elf_generic_reloc, |
| "R_V850_16", |
| FALSE, |
| 0xffff, |
| 0xffff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_8, |
| 0, |
| 0, |
| 8, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| bfd_elf_generic_reloc, |
| "R_V850_8", |
| FALSE, |
| 0xff, |
| 0xff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_SDA_16_16_OFFSET, |
| 0, |
| 1, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_SDA_16_16_OFFSET", |
| FALSE, |
| 0xffff, |
| 0xffff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_SDA_15_16_OFFSET, |
| 1, |
| 1, |
| 16, |
| FALSE, |
| 1, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_SDA_15_16_OFFSET", |
| FALSE, |
| 0xfffe, |
| 0xfffe, |
| FALSE), |
| |
| |
| HOWTO (R_V850_ZDA_16_16_OFFSET, |
| 0, |
| 1, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_ZDA_16_16_OFFSET", |
| FALSE, |
| 0xffff, |
| 0xffff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_ZDA_15_16_OFFSET, |
| 1, |
| 1, |
| 16, |
| FALSE, |
| 1, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_ZDA_15_16_OFFSET", |
| FALSE, |
| 0xfffe, |
| 0xfffe, |
| FALSE), |
| |
| |
| HOWTO (R_V850_TDA_6_8_OFFSET, |
| 2, |
| 1, |
| 8, |
| FALSE, |
| 1, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_TDA_6_8_OFFSET", |
| FALSE, |
| 0x7e, |
| 0x7e, |
| FALSE), |
| |
| |
| HOWTO (R_V850_TDA_7_8_OFFSET, |
| 1, |
| 1, |
| 8, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_TDA_7_8_OFFSET", |
| FALSE, |
| 0x7f, |
| 0x7f, |
| FALSE), |
| |
| |
| HOWTO (R_V850_TDA_7_7_OFFSET, |
| 0, |
| 1, |
| 7, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_TDA_7_7_OFFSET", |
| FALSE, |
| 0x7f, |
| 0x7f, |
| FALSE), |
| |
| |
| HOWTO (R_V850_TDA_16_16_OFFSET, |
| 0, |
| 1, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_TDA_16_16_OFFSET", |
| FALSE, |
| 0xffff, |
| 0xfff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_TDA_4_5_OFFSET, |
| 1, |
| 1, |
| 5, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_TDA_4_5_OFFSET", |
| FALSE, |
| 0x0f, |
| 0x0f, |
| FALSE), |
| |
| |
| HOWTO (R_V850_TDA_4_4_OFFSET, |
| 0, |
| 1, |
| 4, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_TDA_4_4_OFFSET", |
| FALSE, |
| 0x0f, |
| 0x0f, |
| FALSE), |
| |
| |
| HOWTO (R_V850_SDA_16_16_SPLIT_OFFSET, |
| 0, |
| 2, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_SDA_16_16_SPLIT_OFFSET", |
| FALSE, |
| 0xfffe0020, |
| 0xfffe0020, |
| FALSE), |
| |
| |
| HOWTO (R_V850_ZDA_16_16_SPLIT_OFFSET, |
| 0, |
| 2, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_ZDA_16_16_SPLIT_OFFSET", |
| FALSE, |
| 0xfffe0020, |
| 0xfffe0020, |
| FALSE), |
| |
| |
| HOWTO (R_V850_CALLT_6_7_OFFSET, |
| 0, |
| 1, |
| 7, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_CALLT_6_7_OFFSET", |
| FALSE, |
| 0x3f, |
| 0x3f, |
| FALSE), |
| |
| |
| HOWTO (R_V850_CALLT_16_16_OFFSET, |
| 0, |
| 1, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_CALLT_16_16_OFFSET", |
| FALSE, |
| 0xffff, |
| 0xffff, |
| FALSE), |
| |
| |
| |
| HOWTO (R_V850_GNU_VTINHERIT, |
| 0, |
| 2, |
| 0, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| NULL, |
| "R_V850_GNU_VTINHERIT", |
| FALSE, |
| 0, |
| 0, |
| FALSE), |
| |
| |
| HOWTO (R_V850_GNU_VTENTRY, |
| 0, |
| 2, |
| 0, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| _bfd_elf_rel_vtable_reloc_fn, |
| "R_V850_GNU_VTENTRY", |
| FALSE, |
| 0, |
| 0, |
| FALSE), |
| |
| |
| |
| HOWTO (R_V850_LONGCALL, |
| 0, |
| 2, |
| 32, |
| TRUE, |
| 0, |
| complain_overflow_signed, |
| v850_elf_ignore_reloc, |
| "R_V850_LONGCALL", |
| FALSE, |
| 0, |
| 0, |
| TRUE), |
| |
| |
| |
| HOWTO (R_V850_LONGJUMP, |
| 0, |
| 2, |
| 32, |
| TRUE, |
| 0, |
| complain_overflow_signed, |
| v850_elf_ignore_reloc, |
| "R_V850_LONGJUMP", |
| FALSE, |
| 0, |
| 0, |
| TRUE), |
| |
| HOWTO (R_V850_ALIGN, |
| 0, |
| 1, |
| 0, |
| FALSE, |
| 0, |
| complain_overflow_unsigned, |
| v850_elf_ignore_reloc, |
| "R_V850_ALIGN", |
| FALSE, |
| 0, |
| 0, |
| TRUE), |
| |
| |
| HOWTO (R_V850_REL32, |
| 0, |
| 2, |
| 32, |
| TRUE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_REL32", |
| FALSE, |
| 0xffffffff, |
| 0xffffffff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_LO16_SPLIT_OFFSET, |
| 0, |
| 2, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_LO16_SPLIT_OFFSET", |
| FALSE, |
| 0xfffe0020, |
| 0xfffe0020, |
| FALSE), |
| |
| |
| HOWTO (R_V850_16_PCREL, |
| 0, |
| 1, |
| 16, |
| TRUE, |
| 0, |
| complain_overflow_bitfield, |
| v850_elf_reloc, |
| "R_V850_16_PCREL", |
| FALSE, |
| 0xfffe, |
| 0xfffe, |
| TRUE), |
| |
| |
| HOWTO (R_V850_17_PCREL, |
| 0, |
| 2, |
| 17, |
| TRUE, |
| 0, |
| complain_overflow_bitfield, |
| v850_elf_reloc, |
| "R_V850_17_PCREL", |
| FALSE, |
| 0x0010fffe, |
| 0x0010fffe, |
| TRUE), |
| |
| |
| HOWTO (R_V850_23, |
| 0, |
| 2, |
| 23, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_23", |
| FALSE, |
| 0xffff07f0, |
| 0xffff07f0, |
| FALSE), |
| |
| |
| HOWTO (R_V850_32_PCREL, |
| 1, |
| 2, |
| 32, |
| TRUE, |
| 1, |
| complain_overflow_signed, |
| v850_elf_reloc, |
| "R_V850_32_PCREL", |
| FALSE, |
| 0xfffffffe, |
| 0xfffffffe, |
| TRUE), |
| |
| |
| HOWTO (R_V850_32_ABS, |
| 1, |
| 2, |
| 32, |
| TRUE, |
| 1, |
| complain_overflow_signed, |
| v850_elf_reloc, |
| "R_V850_32_ABS", |
| FALSE, |
| 0xfffffffe, |
| 0xfffffffe, |
| FALSE), |
| |
| |
| HOWTO (R_V850_HI16, |
| 0, |
| 1, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_HI16", |
| FALSE, |
| 0xffff, |
| 0xffff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_16_S1, |
| 1, |
| 1, |
| 16, |
| FALSE, |
| 1, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_16_S1", |
| FALSE, |
| 0xfffe, |
| 0xfffe, |
| FALSE), |
| |
| |
| HOWTO (R_V850_LO16_S1, |
| 1, |
| 1, |
| 16, |
| FALSE, |
| 1, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_LO16_S1", |
| FALSE, |
| 0xfffe, |
| 0xfffe, |
| FALSE), |
| |
| |
| HOWTO (R_V850_CALLT_15_16_OFFSET, |
| 1, |
| 1, |
| 16, |
| FALSE, |
| 1, |
| complain_overflow_dont, |
| v850_elf_reloc, |
| "R_V850_CALLT_15_16_OFFSET", |
| FALSE, |
| 0xfffe, |
| 0xfffe, |
| FALSE), |
| |
| |
| |
| HOWTO (R_V850_32_GOTPCREL, |
| 0, |
| 2, |
| 32, |
| TRUE, |
| 0, |
| complain_overflow_unsigned, |
| v850_elf_reloc, |
| "R_V850_32_GOTPCREL", |
| FALSE, |
| 0xffffffff, |
| 0xffffffff, |
| TRUE), |
| |
| |
| |
| HOWTO (R_V850_16_GOT, |
| 0, |
| 2, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_unsigned, |
| bfd_elf_generic_reloc, |
| "R_V850_16_GOT", |
| FALSE, |
| 0xffff, |
| 0xffff, |
| FALSE), |
| |
| HOWTO (R_V850_32_GOT, |
| 0, |
| 2, |
| 32, |
| FALSE, |
| 0, |
| complain_overflow_unsigned, |
| bfd_elf_generic_reloc, |
| "R_V850_32_GOT", |
| FALSE, |
| 0xffffffff, |
| 0xffffffff, |
| FALSE), |
| |
| |
| |
| HOWTO (R_V850_22_PLT, |
| 1, |
| 2, |
| 22, |
| TRUE, |
| 7, |
| complain_overflow_signed, |
| bfd_elf_generic_reloc, |
| "R_V850_22_PLT", |
| FALSE, |
| 0x07ffff80, |
| 0x07ffff80, |
| TRUE), |
| |
| HOWTO (R_V850_32_PLT, |
| 1, |
| 2, |
| 32, |
| TRUE, |
| 1, |
| complain_overflow_signed, |
| bfd_elf_generic_reloc, |
| "R_V850_32_PLT", |
| FALSE, |
| 0xffffffff, |
| 0xffffffff, |
| TRUE), |
| |
| |
| |
| |
| |
| |
| HOWTO (R_V850_COPY, |
| 0, |
| 2, |
| 32, |
| FALSE, |
| 0, |
| complain_overflow_bitfield, |
| bfd_elf_generic_reloc, |
| "R_V850_COPY", |
| FALSE, |
| 0xffffffff, |
| 0xffffffff, |
| FALSE), |
| |
| |
| |
| HOWTO (R_V850_GLOB_DAT, |
| 0, |
| 2, |
| 32, |
| FALSE, |
| 0, |
| complain_overflow_bitfield, |
| bfd_elf_generic_reloc, |
| "R_V850_GLOB_DAT", |
| FALSE, |
| 0xffffffff, |
| 0xffffffff, |
| FALSE), |
| |
| |
| HOWTO (R_V850_JMP_SLOT, |
| 0, |
| 2, |
| 32, |
| FALSE, |
| 0, |
| complain_overflow_bitfield, |
| bfd_elf_generic_reloc, |
| "R_V850_JMP_SLOT", |
| FALSE, |
| 0xffffffff, |
| 0xffffffff, |
| FALSE), |
| |
| |
| |
| |
| HOWTO (R_V850_RELATIVE, |
| 0, |
| 2, |
| 32, |
| FALSE, |
| 0, |
| complain_overflow_bitfield, |
| bfd_elf_generic_reloc, |
| "R_V850_RELATIVE", |
| FALSE, |
| 0xffffffff, |
| 0xffffffff, |
| FALSE), |
| |
| HOWTO (R_V850_16_GOTOFF, |
| 0, |
| 2, |
| 16, |
| FALSE, |
| 0, |
| complain_overflow_bitfield, |
| bfd_elf_generic_reloc, |
| "R_V850_16_GOTOFF", |
| FALSE, |
| 0xffff, |
| 0xffff, |
| FALSE), |
| |
| HOWTO (R_V850_32_GOTOFF, |
| 0, |
| 2, |
| 32, |
| FALSE, |
| 0, |
| complain_overflow_bitfield, |
| bfd_elf_generic_reloc, |
| "R_V850_32_GOTOFF", |
| FALSE, |
| 0xffffffff, |
| 0xffffffff, |
| FALSE), |
| |
| HOWTO (R_V850_CODE, |
| 0, |
| 1, |
| 0, |
| FALSE, |
| 0, |
| complain_overflow_unsigned, |
| v850_elf_ignore_reloc, |
| "R_V850_CODE", |
| FALSE, |
| 0, |
| 0, |
| TRUE), |
| |
| HOWTO (R_V850_DATA, |
| 0, |
| 1, |
| 0, |
| FALSE, |
| 0, |
| complain_overflow_unsigned, |
| v850_elf_ignore_reloc, |
| "R_V850_DATA", |
| FALSE, |
| 0, |
| 0, |
| TRUE), |
| |
| }; |
| |
| |
| |
| struct v850_elf_reloc_map |
| { |
| |
| |
| bfd_reloc_code_real_type bfd_reloc_val; |
| unsigned int elf_reloc_val; |
| }; |
| |
| static const struct v850_elf_reloc_map v850_elf_reloc_map[] = |
| { |
| { BFD_RELOC_NONE, R_V850_NONE }, |
| { BFD_RELOC_V850_9_PCREL, R_V850_9_PCREL }, |
| { BFD_RELOC_V850_22_PCREL, R_V850_22_PCREL }, |
| { BFD_RELOC_HI16_S, R_V850_HI16_S }, |
| { BFD_RELOC_HI16, R_V850_HI16 }, |
| { BFD_RELOC_LO16, R_V850_LO16 }, |
| { BFD_RELOC_32, R_V850_ABS32 }, |
| { BFD_RELOC_32_PCREL, R_V850_REL32 }, |
| { BFD_RELOC_16, R_V850_16 }, |
| { BFD_RELOC_8, R_V850_8 }, |
| { BFD_RELOC_V850_SDA_16_16_OFFSET, R_V850_SDA_16_16_OFFSET }, |
| { BFD_RELOC_V850_SDA_15_16_OFFSET, R_V850_SDA_15_16_OFFSET }, |
| { BFD_RELOC_V850_ZDA_16_16_OFFSET, R_V850_ZDA_16_16_OFFSET }, |
| { BFD_RELOC_V850_ZDA_15_16_OFFSET, R_V850_ZDA_15_16_OFFSET }, |
| { BFD_RELOC_V850_TDA_6_8_OFFSET, R_V850_TDA_6_8_OFFSET }, |
| { BFD_RELOC_V850_TDA_7_8_OFFSET, R_V850_TDA_7_8_OFFSET }, |
| { BFD_RELOC_V850_TDA_7_7_OFFSET, R_V850_TDA_7_7_OFFSET }, |
| { BFD_RELOC_V850_TDA_16_16_OFFSET, R_V850_TDA_16_16_OFFSET }, |
| { BFD_RELOC_V850_TDA_4_5_OFFSET, R_V850_TDA_4_5_OFFSET }, |
| { BFD_RELOC_V850_TDA_4_4_OFFSET, R_V850_TDA_4_4_OFFSET }, |
| { BFD_RELOC_V850_LO16_SPLIT_OFFSET, R_V850_LO16_SPLIT_OFFSET }, |
| { BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET, R_V850_SDA_16_16_SPLIT_OFFSET }, |
| { BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET, R_V850_ZDA_16_16_SPLIT_OFFSET }, |
| { BFD_RELOC_V850_CALLT_6_7_OFFSET, R_V850_CALLT_6_7_OFFSET }, |
| { BFD_RELOC_V850_CALLT_16_16_OFFSET, R_V850_CALLT_16_16_OFFSET }, |
| { BFD_RELOC_VTABLE_INHERIT, R_V850_GNU_VTINHERIT }, |
| { BFD_RELOC_VTABLE_ENTRY, R_V850_GNU_VTENTRY }, |
| { BFD_RELOC_V850_LONGCALL, R_V850_LONGCALL }, |
| { BFD_RELOC_V850_LONGJUMP, R_V850_LONGJUMP }, |
| { BFD_RELOC_V850_ALIGN, R_V850_ALIGN }, |
| { BFD_RELOC_V850_16_PCREL, R_V850_16_PCREL }, |
| { BFD_RELOC_V850_17_PCREL, R_V850_17_PCREL }, |
| { BFD_RELOC_V850_23, R_V850_23 }, |
| { BFD_RELOC_V850_32_PCREL, R_V850_32_PCREL }, |
| { BFD_RELOC_V850_32_ABS, R_V850_32_ABS }, |
| { BFD_RELOC_V850_16_SPLIT_OFFSET, R_V850_HI16 }, |
| { BFD_RELOC_V850_16_S1, R_V850_16_S1 }, |
| { BFD_RELOC_V850_LO16_S1, R_V850_LO16_S1 }, |
| { BFD_RELOC_V850_CALLT_15_16_OFFSET, R_V850_CALLT_15_16_OFFSET }, |
| { BFD_RELOC_V850_32_GOTPCREL, R_V850_32_GOTPCREL }, |
| { BFD_RELOC_V850_16_GOT, R_V850_16_GOT }, |
| { BFD_RELOC_V850_32_GOT, R_V850_32_GOT }, |
| { BFD_RELOC_V850_22_PLT_PCREL, R_V850_22_PLT }, |
| { BFD_RELOC_V850_32_PLT_PCREL, R_V850_32_PLT }, |
| { BFD_RELOC_V850_COPY, R_V850_COPY }, |
| { BFD_RELOC_V850_GLOB_DAT, R_V850_GLOB_DAT }, |
| { BFD_RELOC_V850_JMP_SLOT, R_V850_JMP_SLOT }, |
| { BFD_RELOC_V850_RELATIVE, R_V850_RELATIVE }, |
| { BFD_RELOC_V850_16_GOTOFF, R_V850_16_GOTOFF }, |
| { BFD_RELOC_V850_32_GOTOFF, R_V850_32_GOTOFF }, |
| { BFD_RELOC_V850_CODE, R_V850_CODE }, |
| { BFD_RELOC_V850_DATA, R_V850_DATA }, |
| }; |
| |
| |
| HOWTO (name, shift, sz, bit, pcrel, 0, complain_overflow_ |
| bfd_elf_ |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| static reloc_howto_type v800_elf_howto_table[] = |
| { |
| V800_RELOC (R_V810_NONE, 0, 0, 0, dont, FALSE, generic), |
| V800_RELOC (R_V810_BYTE, 0, 8, 0, dont, FALSE, generic), |
| V800_RELOC (R_V810_HWORD, 1, 16, 0, dont, FALSE, generic), |
| V800_RELOC (R_V810_WORD, 2, 32, 0, dont, FALSE, generic), |
| V800_RELOC (R_V810_WLO, 1, 16, 0, dont, FALSE, generic), |
| V800_RELOC (R_V810_WHI, 1, 16, 0, dont, FALSE, generic), |
| V800_RELOC (R_V810_WHI1, 1, 16, 0, dont, FALSE, generic), |
| V800_RELOC (R_V810_GPBYTE, 0, 8, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_GPHWORD, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_GPWORD, 2, 32, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_GPWLO, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_GPWHI, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_GPWHI1, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V850_HWLO, 1, 16, 0, dont, FALSE, generic), |
| V800_EMPTY (R_V810_reserved1), |
| V800_RELOC (R_V850_EP7BIT, 0, 7, 0, unsigned, FALSE, v850), |
| V800_RELOC (R_V850_EPHBYTE, 0, 8, 1, unsigned, FALSE, v850), |
| V800_RELOC (R_V850_EPWBYTE, 0, 8, 2, unsigned, FALSE, v850), |
| V800_RELOC (R_V850_REGHWLO, 1, 16, 0, dont, FALSE, v850), |
| V800_EMPTY (R_V810_reserved2), |
| V800_RELOC (R_V850_GPHWLO, 1, 16, 0, dont, FALSE, v850), |
| V800_EMPTY (R_V810_reserved3), |
| V800_RELOC (R_V850_PCR22, 2, 22, 0, signed, TRUE, generic), |
| V800_RELOC (R_V850_BLO, 2, 24, 0, dont, FALSE, v850), |
| V800_RELOC (R_V850_EP4BIT, 0, 4, 0, unsigned, FALSE, v850), |
| V800_RELOC (R_V850_EP5BIT, 0, 5, 0, unsigned, FALSE, v850), |
| V800_RELOC (R_V850_REGBLO, 2, 24, 0, dont, FALSE, v850), |
| V800_RELOC (R_V850_GPBLO, 2, 24, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_WLO_1, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_GPWLO_1, 1, 16, 0, signed, FALSE, v850), |
| V800_RELOC (R_V850_BLO_1, 2, 16, 0, signed, FALSE, v850), |
| V800_RELOC (R_V850_HWLO_1, 1, 16, 0, signed, FALSE, v850), |
| V800_EMPTY (R_V810_reserved4), |
| V800_RELOC (R_V850_GPBLO_1, 2, 16, 1, signed, FALSE, v850), |
| V800_RELOC (R_V850_GPHWLO_1, 1, 16, 1, signed, FALSE, v850), |
| V800_EMPTY (R_V810_reserved5), |
| V800_RELOC (R_V850_EPBLO, 2, 16, 1, signed, FALSE, v850), |
| V800_RELOC (R_V850_EPHWLO, 1, 16, 1, signed, FALSE, v850), |
| V800_EMPTY (R_V810_reserved6), |
| V800_RELOC (R_V850_EPWLO_N, 1, 16, 1, signed, FALSE, v850), |
| V800_RELOC (R_V850_PC32, 2, 32, 1, signed, TRUE, v850), |
| V800_RELOC (R_V850_W23BIT, 2, 23, 1, signed, FALSE, v850), |
| V800_RELOC (R_V850_GPW23BIT, 2, 23, 1, signed, FALSE, v850), |
| V800_RELOC (R_V850_EPW23BIT, 2, 23, 1, signed, FALSE, v850), |
| V800_RELOC (R_V850_B23BIT, 2, 23, 1, signed, FALSE, v850), |
| V800_RELOC (R_V850_GPB23BIT, 2, 23, 1, signed, FALSE, v850), |
| V800_RELOC (R_V850_EPB23BIT, 2, 23, 1, signed, FALSE, v850), |
| V800_RELOC (R_V850_PC16U, 1, 16, 1, unsigned, TRUE, generic), |
| V800_RELOC (R_V850_PC17, 2, 17, 1, signed, TRUE, generic), |
| V800_RELOC (R_V850_DW8, 2, 8, 2, signed, FALSE, v850), |
| V800_RELOC (R_V850_GPDW8, 2, 8, 2, signed, FALSE, v850), |
| V800_RELOC (R_V850_EPDW8, 2, 8, 2, signed, FALSE, v850), |
| V800_RELOC (R_V850_PC9, 1, 9, 3, signed, TRUE, v850), |
| V800_RELOC (R_V810_REGBYTE, 0, 8, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_REGHWORD, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_REGWORD, 2, 32, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_REGWLO, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_REGWHI, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_REGWHI1, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V850_REGW23BIT, 2, 23, 1, signed, FALSE, v850), |
| V800_RELOC (R_V850_REGB23BIT, 2, 23, 1, signed, FALSE, v850), |
| V800_RELOC (R_V850_REGDW8, 2, 8, 2, signed, FALSE, v850), |
| V800_RELOC (R_V810_EPBYTE, 0, 8, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_EPHWORD, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_EPWORD, 2, 32, 0, dont, FALSE, v850), |
| V800_RELOC (R_V850_WLO23, 2, 32, 1, dont, FALSE, v850), |
| V800_RELOC (R_V850_WORD_E, 2, 32, 1, dont, FALSE, v850), |
| V800_RELOC (R_V850_REGWORD_E, 2, 32, 1, dont, FALSE, v850), |
| V800_RELOC (R_V850_WORD, 2, 32, 0, dont, FALSE, v850), |
| V800_RELOC (R_V850_GPWORD, 2, 32, 0, dont, FALSE, v850), |
| V800_RELOC (R_V850_REGWORD, 2, 32, 0, dont, FALSE, v850), |
| V800_RELOC (R_V850_EPWORD, 2, 32, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_TPBYTE, 0, 8, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_TPHWORD, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_TPWORD, 2, 32, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_TPWLO, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_TPWHI, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_TPWHI1, 1, 16, 0, dont, FALSE, v850), |
| V800_RELOC (R_V850_TPHWLO, 1, 16, 1, dont, FALSE, v850), |
| V800_RELOC (R_V850_TPBLO, 2, 24, 0, dont, FALSE, v850), |
| V800_RELOC (R_V810_TPWLO_1, 1, 16, 0, signed, FALSE, v850), |
| V800_RELOC (R_V850_TPBLO_1, 2, 16, 0, signed, FALSE, v850), |
| V800_RELOC (R_V850_TPHWLO_1, 1, 16, 0, signed, FALSE, v850), |
| V800_RELOC (R_V850_TP23BIT, 2, 23, 0, signed, FALSE, v850), |
| V800_RELOC (R_V850_TPW23BIT, 2, 23, 0, signed, FALSE, v850), |
| V800_RELOC (R_V850_TPDW8, 2, 8, 0, signed, FALSE, v850) |
| }; |
| |
| |
| |
| static reloc_howto_type * |
| v850_elf_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, |
| bfd_reloc_code_real_type code) |
| { |
| unsigned int i; |
| |
| for (i = ARRAY_SIZE (v850_elf_reloc_map); i --;) |
| if (v850_elf_reloc_map[i].bfd_reloc_val == code) |
| { |
| unsigned int elf_reloc_val = v850_elf_reloc_map[i].elf_reloc_val; |
| |
| BFD_ASSERT (v850_elf_howto_table[elf_reloc_val].type == elf_reloc_val); |
| |
| return v850_elf_howto_table + elf_reloc_val; |
| } |
| |
| return NULL; |
| } |
| |
| static reloc_howto_type * |
| v850_elf_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, |
| const char *r_name) |
| { |
| unsigned int i; |
| |
| for (i = 0; |
| i < sizeof (v850_elf_howto_table) / sizeof (v850_elf_howto_table[0]); |
| i++) |
| if (v850_elf_howto_table[i].name != NULL |
| && strcasecmp (v850_elf_howto_table[i].name, r_name) == 0) |
| return &v850_elf_howto_table[i]; |
| |
| return NULL; |
| } |
| |
| |
| |
| static bfd_boolean |
| v850_elf_info_to_howto_rel (bfd *abfd, |
| arelent *cache_ptr, |
| Elf_Internal_Rela *dst) |
| { |
| unsigned int r_type; |
| |
| r_type = ELF32_R_TYPE (dst->r_info); |
| if (r_type >= (unsigned int) R_V850_max) |
| { |
| |
| _bfd_error_handler (_("%pB: unsupported relocation type %#x"), |
| abfd, r_type); |
| bfd_set_error (bfd_error_bad_value); |
| return FALSE; |
| } |
| cache_ptr->howto = &v850_elf_howto_table[r_type]; |
| return TRUE; |
| } |
| |
| |
| |
| static bfd_boolean |
| v850_elf_info_to_howto_rela (bfd *abfd, |
| arelent * cache_ptr, |
| Elf_Internal_Rela *dst) |
| { |
| unsigned int r_type; |
| |
| r_type = ELF32_R_TYPE (dst->r_info); |
| if (r_type >= (unsigned int) R_V850_max) |
| { |
| |
| _bfd_error_handler (_("%pB: unsupported relocation type %#x"), |
| abfd, r_type); |
| bfd_set_error (bfd_error_bad_value); |
| return FALSE; |
| } |
| cache_ptr->howto = &v850_elf_howto_table[r_type]; |
| return TRUE; |
| } |
| |
| static bfd_boolean |
| v850_elf_is_local_label_name (bfd *abfd ATTRIBUTE_UNUSED, const char *name) |
| { |
| return ( (name[0] == '.' && (name[1] == 'L' || name[1] == '.')) |
| || (name[0] == '_' && name[1] == '.' && name[2] == 'L' && name[3] == '_')); |
| } |
| |
| static bfd_boolean |
| v850_elf_is_target_special_symbol (bfd *abfd, asymbol *sym) |
| { |
| return v850_elf_is_local_label_name (abfd, sym->name); |
| } |
| |
| |
| |
| |
| |
| |
| |
| |
| static bfd_reloc_status_type |
| v850_elf_final_link_relocate (reloc_howto_type *howto, |
| bfd *input_bfd, |
| bfd *output_bfd ATTRIBUTE_UNUSED, |
| asection *input_section, |
| bfd_byte *contents, |
| bfd_vma offset, |
| bfd_vma value, |
| bfd_vma addend, |
| struct bfd_link_info *info, |
| asection *sym_sec, |
| int is_local ATTRIBUTE_UNUSED) |
| { |
| unsigned int r_type = howto->type; |
| bfd_byte *hit_data = contents + offset; |
| |
| |
| switch (r_type) |
| { |
| case R_V850_PC9: |
| case R_V850_9_PCREL: |
| value -= (input_section->output_section->vma |
| + input_section->output_offset); |
| value -= offset; |
| break; |
| |
| case R_V850_PC16U: |
| case R_V850_16_PCREL: |
| value -= (input_section->output_section->vma |
| + input_section->output_offset |
| + offset); |
| |
| |
| if ((value & 0xffff0000) != 0xffff0000) |
| return bfd_reloc_overflow; |
| |
| break; |
| |
| case R_V850_PC17: |
| case R_V850_17_PCREL: |
| value -= (input_section->output_section->vma |
| + input_section->output_offset |
| + offset); |
| |
| |
| if (((value & 0xffff0000) != 0x0) && ((value & 0xffff0000) != 0xffff0000)) |
| return bfd_reloc_overflow; |
| |
| value = SEXT17 (value); |
| break; |
| |
| case R_V850_PCR22: |
| case R_V850_22_PCREL: |
| value -= (input_section->output_section->vma |
| + input_section->output_offset |
| + offset); |
| |
| |
| if (((value & 0xffe00000) != 0x0) && ((value & 0xffe00000) != 0xffe00000)) |
| return bfd_reloc_overflow; |
| |
| |
| value = SEXT22 (value); |
| break; |
| |
| case R_V850_PC32: |
| case R_V850_32_PCREL: |
| value -= (input_section->output_section->vma |
| + input_section->output_offset |
| + offset); |
| break; |
| |
| case R_V850_32_ABS: |
| case R_V850_23: |
| case R_V850_HI16_S: |
| case R_V850_HI16: |
| case R_V850_LO16: |
| case R_V850_LO16_S1: |
| case R_V850_LO16_SPLIT_OFFSET: |
| case R_V850_16: |
| case R_V850_ABS32: |
| case R_V850_8: |
| case R_V810_BYTE: |
| case R_V810_HWORD: |
| case R_V810_WORD: |
| case R_V810_WLO: |
| case R_V810_WHI: |
| case R_V810_WHI1: |
| case R_V810_WLO_1: |
| case R_V850_WLO23: |
| case R_V850_BLO: |
| break; |
| |
| case R_V850_ZDA_15_16_OFFSET: |
| case R_V850_ZDA_16_16_OFFSET: |
| case R_V850_ZDA_16_16_SPLIT_OFFSET: |
| if (sym_sec == NULL) |
| return bfd_reloc_undefined; |
| |
| value -= sym_sec->output_section->vma; |
| break; |
| |
| case R_V850_SDA_15_16_OFFSET: |
| case R_V850_SDA_16_16_OFFSET: |
| case R_V850_SDA_16_16_SPLIT_OFFSET: |
| case R_V810_GPWLO_1: |
| { |
| unsigned long gp; |
| struct bfd_link_hash_entry * h; |
| |
| if (sym_sec == NULL) |
| return bfd_reloc_undefined; |
| |
| |
| h = bfd_link_hash_lookup (info->hash, "__gp", FALSE, FALSE, TRUE); |
| if (h == NULL |
| || h->type != bfd_link_hash_defined) |
| return bfd_reloc_gp_not_found; |
| |
| gp = (h->u.def.value |
| + h->u.def.section->output_section->vma |
| + h->u.def.section->output_offset); |
| |
| value -= sym_sec->output_section->vma; |
| value -= (gp - sym_sec->output_section->vma); |
| } |
| break; |
| |
| case R_V850_TDA_4_4_OFFSET: |
| case R_V850_TDA_4_5_OFFSET: |
| case R_V850_TDA_7_7_OFFSET: |
| case R_V850_TDA_7_8_OFFSET: |
| case R_V850_TDA_6_8_OFFSET: |
| case R_V850_TDA_16_16_OFFSET: |
| { |
| unsigned long ep; |
| struct bfd_link_hash_entry * h; |
| |
| |
| h = bfd_link_hash_lookup (info->hash, "__ep", FALSE, FALSE, TRUE); |
| if (h == NULL |
| || h->type != bfd_link_hash_defined) |
| return bfd_reloc_ep_not_found; |
| |
| ep = (h->u.def.value |
| + h->u.def.section->output_section->vma |
| + h->u.def.section->output_offset); |
| |
| value -= ep; |
| } |
| break; |
| |
| case R_V850_CALLT_6_7_OFFSET: |
| { |
| unsigned long ctbp; |
| struct bfd_link_hash_entry * h; |
| |
| |
| h = bfd_link_hash_lookup (info->hash, "__ctbp", FALSE, FALSE, TRUE); |
| if (h == NULL |
| || h->type != bfd_link_hash_defined) |
| return bfd_reloc_ctbp_not_found; |
| |
| ctbp = (h->u.def.value |
| + h->u.def.section->output_section->vma |
| + h->u.def.section->output_offset); |
| value -= ctbp; |
| } |
| break; |
| |
| case R_V850_CALLT_15_16_OFFSET: |
| case R_V850_CALLT_16_16_OFFSET: |
| { |
| unsigned long ctbp; |
| struct bfd_link_hash_entry * h; |
| |
| if (sym_sec == NULL) |
| return bfd_reloc_undefined; |
| |
| |
| h = bfd_link_hash_lookup (info->hash, "__ctbp", FALSE, FALSE, TRUE); |
| if (h == NULL |
| || h->type != bfd_link_hash_defined) |
| return bfd_reloc_ctbp_not_found; |
| |
| ctbp = (h->u.def.value |
| + h->u.def.section->output_section->vma |
| + h->u.def.section->output_offset); |
| |
| value -= sym_sec->output_section->vma; |
| value -= (ctbp - sym_sec->output_section->vma); |
| } |
| break; |
| |
| case R_V850_NONE: |
| case R_V810_NONE: |
| case R_V850_GNU_VTINHERIT: |
| case R_V850_GNU_VTENTRY: |
| case R_V850_LONGCALL: |
| case R_V850_LONGJUMP: |
| case R_V850_ALIGN: |
| return bfd_reloc_ok; |
| |
| default: |
| |
| _bfd_error_handler ("%pB: unsupported relocation type %#x", |
| input_bfd, r_type); |
| |
| return bfd_reloc_notsupported; |
| } |
| |
| |
| return v850_elf_perform_relocation (input_bfd, r_type, value + addend, hit_data); |
| } |
| |
| |
| |
| static bfd_boolean |
| v850_elf_relocate_section (bfd *output_bfd, |
| struct bfd_link_info *info, |
| bfd *input_bfd, |
| asection *input_section, |
| bfd_byte *contents, |
| Elf_Internal_Rela *relocs, |
| Elf_Internal_Sym *local_syms, |
| asection **local_sections) |
| { |
| Elf_Internal_Shdr *symtab_hdr; |
| struct elf_link_hash_entry **sym_hashes; |
| Elf_Internal_Rela *rel; |
| Elf_Internal_Rela *relend; |
| |
| symtab_hdr = & elf_tdata (input_bfd)->symtab_hdr; |
| sym_hashes = elf_sym_hashes (input_bfd); |
| |
| |
| free_hi16s = previous_hi16s; |
| previous_hi16s = NULL; |
| hi16s_counter = 0; |
| |
| rel = relocs; |
| relend = relocs + input_section->reloc_count; |
| for (; rel < relend; rel++) |
| { |
| unsigned int r_type; |
| reloc_howto_type *howto; |
| unsigned long r_symndx; |
| Elf_Internal_Sym *sym; |
| asection *sec; |
| struct elf_link_hash_entry *h; |
| bfd_vma relocation; |
| bfd_reloc_status_type r; |
| |
| r_symndx = ELF32_R_SYM (rel->r_info); |
| r_type = ELF32_R_TYPE (rel->r_info); |
| |
| if (r_type == R_V850_GNU_VTENTRY |
| || r_type == R_V850_GNU_VTINHERIT) |
| continue; |
| |
| if (bfd_get_arch (input_bfd) == bfd_arch_v850_rh850) |
| howto = v800_elf_howto_table + (r_type - R_V810_NONE); |
| else |
| howto = v850_elf_howto_table + r_type; |
| |
| BFD_ASSERT (r_type == howto->type); |
| |
| h = NULL; |
| sym = NULL; |
| sec = NULL; |
| if (r_symndx < symtab_hdr->sh_info) |
| { |
| sym = local_syms + r_symndx; |
| sec = local_sections[r_symndx]; |
| relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel); |
| } |
| else |
| { |
| bfd_boolean unresolved_reloc, warned, ignored; |
| |
| |
| |
| |
| if (sym_hashes == NULL) |
| { |
| info->callbacks->warning |
| (info, "no hash table available", |
| NULL, input_bfd, input_section, (bfd_vma) 0); |
| |
| return FALSE; |
| } |
| |
| RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel, |
| r_symndx, symtab_hdr, sym_hashes, |
| h, sec, relocation, |
| unresolved_reloc, warned, ignored); |
| } |
| |
| if (sec != NULL && discarded_section (sec)) |
| RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section, |
| rel, 1, relend, howto, 0, contents); |
| |
| if (bfd_link_relocatable (info)) |
| continue; |
| |
| |
| r = v850_elf_final_link_relocate (howto, input_bfd, output_bfd, |
| input_section, |
| contents, rel->r_offset, |
| relocation, rel->r_addend, |
| info, sec, h == NULL); |
| |
| if (r != bfd_reloc_ok) |
| { |
| const char * name; |
| const char * msg = NULL; |
| |
| if (h != NULL) |
| name = h->root.root.string; |
| else |
| { |
| name = (bfd_elf_string_from_elf_section |
| (input_bfd, symtab_hdr->sh_link, sym->st_name)); |
| if (name == NULL || *name == '\0') |
| name = bfd_section_name (input_bfd, sec); |
| } |
| |
| switch ((int) r) |
| { |
| case bfd_reloc_overflow: |
| (*info->callbacks->reloc_overflow) |
| (info, (h ? &h->root : NULL), name, howto->name, |
| (bfd_vma) 0, input_bfd, input_section, rel->r_offset); |
| break; |
| |
| case bfd_reloc_undefined: |
| (*info->callbacks->undefined_symbol) |
| (info, name, input_bfd, input_section, rel->r_offset, TRUE); |
| break; |
| |
| case bfd_reloc_outofrange: |
| msg = _("internal error: out of range error"); |
| goto common_error; |
| |
| case bfd_reloc_notsupported: |
| msg = _("internal error: unsupported relocation error"); |
| goto common_error; |
| |
| case bfd_reloc_dangerous: |
| msg = _("internal error: dangerous relocation"); |
| goto common_error; |
| |
| case bfd_reloc_gp_not_found: |
| msg = _("could not locate special linker symbol __gp"); |
| goto common_error; |
| |
| case bfd_reloc_ep_not_found: |
| msg = _("could not locate special linker symbol __ep"); |
| goto common_error; |
| |
| case bfd_reloc_ctbp_not_found: |
| msg = _("could not locate special linker symbol __ctbp"); |
| goto common_error; |
| |
| default: |
| msg = _("internal error: unknown error"); |
| |
| |
| common_error: |
| (*info->callbacks->warning) (info, msg, name, input_bfd, |
| input_section, rel->r_offset); |
| break; |
| } |
| } |
| } |
| |
| return TRUE; |
| } |
| |
| static asection * |
| v850_elf_gc_mark_hook (asection *sec, |
| struct bfd_link_info *info, |
| Elf_Internal_Rela *rel, |
| struct elf_link_hash_entry *h, |
| Elf_Internal_Sym *sym) |
| { |
| if (h != NULL) |
| switch (ELF32_R_TYPE (rel->r_info)) |
| { |
| case R_V850_GNU_VTINHERIT: |
| case R_V850_GNU_VTENTRY: |
| return NULL; |
| } |
| |
| return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym); |
| } |
| |
| static void |
| v850_set_note (bfd * abfd, asection * s, enum v850_notes note, unsigned int val) |
| { |
| bfd_byte * data = s->contents + ((note - 1) * SIZEOF_V850_NOTE); |
| |
| bfd_put_32 (abfd, 4, data + 0); |
| bfd_put_32 (abfd, 4, data + 4); |
| bfd_put_32 (abfd, note, data + 8); |
| memcpy (data + 12, V850_NOTE_NAME, 4); |
| bfd_put_32 (abfd, val, data + 16); |
| } |
| |
| |
| |
| |
| static asection * |
| v850_elf_make_note_section (bfd * abfd) |
| { |
| asection *s; |
| bfd_byte *data; |
| flagword flags; |
| enum v850_notes id; |
| |
| |
| flags = SEC_READONLY | SEC_HAS_CONTENTS | SEC_IN_MEMORY | SEC_MERGE; |
| |
| s = bfd_make_section_anyway_with_flags (abfd, V850_NOTE_SECNAME, flags); |
| if (s == NULL) |
| return NULL; |
| |
| if (!bfd_set_section_alignment (abfd, s, 2)) |
| return NULL; |
| |
| |
| if (!bfd_set_section_size (abfd, s, NUM_V850_NOTES * SIZEOF_V850_NOTE)) |
| return NULL; |
| |
| data = bfd_zalloc (abfd, NUM_V850_NOTES * SIZEOF_V850_NOTE); |
| if (data == NULL) |
| return NULL; |
| |
| s->contents = data; |
| |
| |
| for (id = V850_NOTE_ALIGNMENT; id <= NUM_V850_NOTES; id++) |
| v850_set_note (abfd, s, id, 0); |
| |
| return s; |
| } |
| |
| |
| |
| |
| bfd_boolean |
| v850_elf_create_sections (struct bfd_link_info * info) |
| { |
| bfd * ibfd; |
| |
| |
| for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next) |
| if (bfd_get_section_by_name (ibfd, V850_NOTE_SECNAME) != NULL) |
| return TRUE; |
| |
| return v850_elf_make_note_section (info->input_bfds) != NULL; |
| } |
| |
| bfd_boolean |
| v850_elf_set_note (bfd * abfd, enum v850_notes note, unsigned int val) |
| { |
| asection * notes = bfd_get_section_by_name (abfd, V850_NOTE_SECNAME); |
| |
| if (val > 2) |
| |
| return FALSE; |
| |
| if (notes == NULL) |
| notes = v850_elf_make_note_section (abfd); |
| if (notes == NULL) |
| return FALSE; |
| |
| v850_set_note (abfd, notes, note, val); |
| return TRUE; |
| } |
| |
| |
| |
| static void |
| v850_elf_copy_notes (bfd *ibfd, bfd *obfd) |
| { |
| asection * onotes; |
| asection * inotes; |
| |
| |
| |
| |
| if ((onotes = bfd_get_section_by_name (obfd, V850_NOTE_SECNAME)) == NULL) |
| return; |
| |
| if ((inotes = bfd_get_section_by_name (ibfd, V850_NOTE_SECNAME)) == NULL) |
| return; |
| |
| if (bfd_section_size (ibfd, inotes) == bfd_section_size (obfd, onotes)) |
| { |
| bfd_byte * icont; |
| bfd_byte * ocont; |
| |
| if ((icont = elf_section_data (inotes)->this_hdr.contents) == NULL) |
| BFD_ASSERT (bfd_malloc_and_get_section (ibfd, inotes, & icont)); |
| |
| if ((ocont = elf_section_data (onotes)->this_hdr.contents) == NULL) |
| |
| |
| return; |
| |
| |
| memcpy (ocont, icont, bfd_section_size (obfd, onotes)); |
| } |
| } |
| |
| |
| |
| static bfd_boolean |
| v850_elf_copy_private_bfd_data (bfd *ibfd, bfd *obfd) |
| { |
| v850_elf_copy_notes (ibfd, obfd); |
| return _bfd_elf_copy_private_bfd_data (ibfd, obfd); |
| } |
| |
| |
| static bfd_boolean |
| v850_elf_merge_notes (bfd * ibfd, bfd *obfd) |
| { |
| asection * onotes; |
| asection * inotes; |
| bfd_boolean result = TRUE; |
| |
| |
| |
| |
| if ((onotes = bfd_get_section_by_name (obfd, V850_NOTE_SECNAME)) == NULL) |
| return TRUE; |
| |
| if ((inotes = bfd_get_section_by_name (ibfd, V850_NOTE_SECNAME)) != NULL) |
| { |
| enum v850_notes id; |
| bfd_byte * icont; |
| bfd_byte * ocont; |
| |
| BFD_ASSERT (bfd_section_size (ibfd, inotes) == bfd_section_size (obfd, onotes)); |
| |
| if ((icont = elf_section_data (inotes)->this_hdr.contents) == NULL) |
| BFD_ASSERT (bfd_malloc_and_get_section (ibfd, inotes, & icont)); |
| |
| if ((ocont = elf_section_data (onotes)->this_hdr.contents) == NULL) |
| BFD_ASSERT (bfd_malloc_and_get_section (obfd, onotes, & ocont)); |
| |
| for (id = V850_NOTE_ALIGNMENT; id <= NUM_V850_NOTES; id++) |
| { |
| unsigned int ival; |
| unsigned int oval; |
| bfd_byte * idata = icont + ((id - 1) * SIZEOF_V850_NOTE) + 16; |
| bfd_byte * odata = ocont + ((id - 1) * SIZEOF_V850_NOTE) + 16; |
| |
| ival = bfd_get_32 (ibfd, idata); |
| oval = bfd_get_32 (obfd, odata); |
| |
| if (ival == 0 || ival == oval) |
| continue; |
| |
| if (oval == 0) |
| { |
| bfd_put_32 (obfd, ival, odata); |
| v850_set_note (obfd, onotes, id, ival); |
| continue; |
| } |
| |
| |
| |
| switch (id) |
| { |
| case V850_NOTE_ALIGNMENT: |
| if (oval == EF_RH850_DATA_ALIGN4) |
| { |
| _bfd_error_handler |
| |
| (_("error: %pB needs 8-byte alignment but %pB is set for 4-byte alignment"), |
| ibfd, obfd); |
| result = FALSE; |
| } |
| else |
| |
| |
| BFD_ASSERT (oval == EF_RH850_DATA_ALIGN8); |
| |
| break; |
| |
| case V850_NOTE_DATA_SIZE: |
| if (oval == EF_RH850_DOUBLE32) |
| { |
| _bfd_error_handler |
| |
| (_("error: %pB uses 64-bit doubles but " |
| "%pB uses 32-bit doubles"), ibfd, obfd); |
| result = FALSE; |
| } |
| else |
| |
| |
| BFD_ASSERT (oval == EF_RH850_DOUBLE64); |
| break; |
| |
| case V850_NOTE_FPU_INFO: |
| if (oval == EF_RH850_FPU20) |
| { |
| _bfd_error_handler |
| |
| (_("error: %pB uses FPU-3.0 but %pB only supports FPU-2.0"), |
| ibfd, obfd); |
| result = FALSE; |
| } |
| else |
| |
| BFD_ASSERT (oval == EF_RH850_FPU30); |
| |
| break; |
| |
| default: |
| |
| |
| break; |
| } |
| } |
| |
| |
| |
| } |
| |
| return result; |
| } |
| |
| static void |
| print_v850_note (bfd * abfd, FILE * file, bfd_byte * data, enum v850_notes id) |
| { |
| unsigned int value = bfd_get_32 (abfd, data + ((id - 1) * SIZEOF_V850_NOTE) + 16); |
| |
| switch (id) |
| { |
| case V850_NOTE_ALIGNMENT: |
| fprintf (file, _(" alignment of 8-byte entities: ")); |
| switch (value) |
| { |
| case EF_RH850_DATA_ALIGN4: fprintf (file, _("4-byte")); break; |
| case EF_RH850_DATA_ALIGN8: fprintf (file, _("8-byte")); break; |
| case 0: fprintf (file, _("not set")); break; |
| default: fprintf (file, _("unknown: %x"), value); break; |
| } |
| fputc ('\n', file); |
| break; |
| |
| case V850_NOTE_DATA_SIZE: |
| fprintf (file, _(" size of doubles: ")); |
| switch (value) |
| { |
| case EF_RH850_DOUBLE32: fprintf (file, _("4-bytes")); break; |
| case EF_RH850_DOUBLE64: fprintf (file, _("8-bytes")); break; |
| case 0: fprintf (file, _("not set")); break; |
| default: fprintf (file, _("unknown: %x"), value); break; |
| } |
| fputc ('\n', file); |
| break; |
| |
| case V850_NOTE_FPU_INFO: |
| fprintf (file, _(" FPU support required: ")); |
| switch (value) |
| { |
| case EF_RH850_FPU20: fprintf (file, _("FPU-2.0")); break; |
| case EF_RH850_FPU30: fprintf (file, _("FPU-3.0")); break; |
| case 0: fprintf (file, _("none")); break; |
| default: fprintf (file, _("unknown: %x"), value); break; |
| } |
| fputc ('\n', file); |
| break; |
| |
| case V850_NOTE_SIMD_INFO: |
| fprintf (file, _("SIMD use: ")); |
| switch (value) |
| { |
| case EF_RH850_SIMD: fprintf (file, _("yes")); break; |
| case 0: fprintf (file, _("no")); break; |
| default: fprintf (file, _("unknown: %x"), value); break; |
| } |
| fputc ('\n', file); |
| break; |
| |
| case V850_NOTE_CACHE_INFO: |
| fprintf (file, _("CACHE use: ")); |
| switch (value) |
| { |
| case EF_RH850_CACHE: fprintf (file, _("yes")); break; |
| case 0: fprintf (file, _("no")); break; |
| default: fprintf (file, _("unknown: %x"), value); break; |
| } |
| fputc ('\n', file); |
| break; |
| |
| case V850_NOTE_MMU_INFO: |
| fprintf (file, _("MMU use: ")); |
| switch (value) |
| { |
| case EF_RH850_MMU: fprintf (file, _("yes")); break; |
| case 0: fprintf (file, _("no")); break; |
| default: fprintf (file, _("unknown: %x"), value); break; |
| } |
| fputc ('\n', file); |
| break; |
| |
| default: |
| BFD_ASSERT (0); |
| } |
| } |
| |
| static void |
| v850_elf_print_notes (bfd * abfd, FILE * file) |
| { |
| asection * notes = bfd_get_section_by_name (abfd, V850_NOTE_SECNAME); |
| enum v850_notes id; |
| |
| if (notes == NULL || notes->contents == NULL) |
| return; |
| |
| BFD_ASSERT (bfd_section_size (abfd, notes) == NUM_V850_NOTES * SIZEOF_V850_NOTE); |
| |
| for (id = V850_NOTE_ALIGNMENT; id <= NUM_V850_NOTES; id++) |
| print_v850_note (abfd, file, notes->contents, id); |
| } |
| |
| |
| |
| static bfd_boolean |
| v850_elf_object_p (bfd *abfd) |
| { |
| enum bfd_architecture arch; |
| unsigned long mach; |
| |
| switch (elf_elfheader (abfd)->e_machine) |
| { |
| case EM_V800: |
| arch = bfd_arch_v850_rh850; |
| mach = (elf_elfheader (abfd)->e_flags & EF_V800_850E3) |
| ? bfd_mach_v850e3v5 : bfd_mach_v850e2v3; |
| break; |
| |
| case EM_CYGNUS_V850: |
| case EM_V850: |
| arch = bfd_arch_v850; |
| switch (elf_elfheader (abfd)->e_flags & EF_V850_ARCH) |
| { |
| default: |
| case E_V850_ARCH: mach = bfd_mach_v850; break; |
| case E_V850E_ARCH: mach = bfd_mach_v850e; break; |
| case E_V850E1_ARCH: mach = bfd_mach_v850e1; break; |
| case E_V850E2_ARCH: mach = bfd_mach_v850e2; break; |
| case E_V850E2V3_ARCH: mach = bfd_mach_v850e2v3; break; |
| case E_V850E3V5_ARCH: mach = bfd_mach_v850e3v5; break; |
| } |
| break; |
| |
| default: |
| return FALSE; |
| } |
| |
| return bfd_default_set_arch_mach (abfd, arch, mach); |
| } |
| |
| |
| |
| static void |
| v850_elf_final_write_processing (bfd *abfd, |
| bfd_boolean linker ATTRIBUTE_UNUSED) |
| { |
| unsigned long val; |
| |
| switch (bfd_get_arch (abfd)) |
| { |
| case bfd_arch_v850_rh850: |
| val = EF_RH850_ABI; |
| if (bfd_get_mach (abfd) == bfd_mach_v850e3v5) |
| val |= EF_V800_850E3; |
| elf_elfheader (abfd)->e_flags |= val; |
| break; |
| |
| case bfd_arch_v850: |
| switch (bfd_get_mach (abfd)) |
| { |
| default: |
| case bfd_mach_v850: val = E_V850_ARCH; break; |
| case bfd_mach_v850e: val = E_V850E_ARCH; break; |
| case bfd_mach_v850e1: val = E_V850E1_ARCH; break; |
| case bfd_mach_v850e2: val = E_V850E2_ARCH; break; |
| case bfd_mach_v850e2v3: val = E_V850E2V3_ARCH; break; |
| case bfd_mach_v850e3v5: val = E_V850E3V5_ARCH; break; |
| } |
| elf_elfheader (abfd)->e_flags &=~ EF_V850_ARCH; |
| elf_elfheader (abfd)->e_flags |= val; |
| break; |
| default: |
| break; |
| } |
| } |
| |
| |
| |
| static bfd_boolean |
| v850_elf_set_private_flags (bfd *abfd, flagword flags) |
| { |
| BFD_ASSERT (!elf_flags_init (abfd) |
| || elf_elfheader (abfd)->e_flags == flags); |
| |
| elf_elfheader (abfd)->e_flags = flags; |
| elf_flags_init (abfd) = TRUE; |
| return TRUE; |
| } |
| |
| |
| |
| |
| static bfd_boolean |
| v850_elf_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info) |
| { |
| bfd *obfd = info->output_bfd; |
| flagword out_flags; |
| flagword in_flags; |
| bfd_boolean result = TRUE; |
| |
| if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour |
| || bfd_get_flavour (obfd) != bfd_target_elf_flavour) |
| return TRUE; |
| |
| result &= v850_elf_merge_notes (ibfd, obfd); |
| |
| in_flags = elf_elfheader (ibfd)->e_flags; |
| out_flags = elf_elfheader (obfd)->e_flags; |
| |
| if (! elf_flags_init (obfd)) |
| { |
| |
| |
| |
| |
| |
| |
| if (bfd_get_arch_info (ibfd)->the_default) |
| return TRUE; |
| |
| elf_flags_init (obfd) = TRUE; |
| elf_elfheader (obfd)->e_flags = in_flags; |
| |
| if (bfd_get_arch (obfd) == bfd_get_arch (ibfd) |
| && bfd_get_arch_info (obfd)->the_default) |
| result &= bfd_set_arch_mach (obfd, bfd_get_arch (ibfd), bfd_get_mach (ibfd)); |
| |
| return result; |
| } |
| |
| |
| if (in_flags == out_flags) |
| return result; |
| |
| if (bfd_get_arch (obfd) == bfd_arch_v850_rh850) |
| { |
| if ((in_flags & EF_V800_850E3) != (out_flags & EF_V800_850E3)) |
| { |
| _bfd_error_handler |
| (_("%pB: architecture mismatch with previous modules"), ibfd); |
| elf_elfheader (obfd)->e_flags |= EF_V800_850E3; |
| } |
| |
| return result; |
| } |
| |
| if ((in_flags & EF_V850_ARCH) != (out_flags & EF_V850_ARCH) |
| && (in_flags & EF_V850_ARCH) != E_V850_ARCH) |
| { |
| |
| |
| |
| if ( (in_flags & EF_V850_ARCH) == E_V850E1_ARCH |
| && (out_flags & EF_V850_ARCH) == E_V850E_ARCH) |
| return result; |
| |
| if ( (in_flags & EF_V850_ARCH) == E_V850_ARCH |
| && (out_flags & EF_V850_ARCH) == E_V850E_ARCH) |
| { |
| elf_elfheader (obfd)->e_flags = |
| ((out_flags & ~ EF_V850_ARCH) | E_V850E_ARCH); |
| return result; |
| } |
| |
| if (( (in_flags & EF_V850_ARCH) == E_V850_ARCH |
| || (in_flags & EF_V850_ARCH) == E_V850E_ARCH) |
| && (out_flags & EF_V850_ARCH) == E_V850E2_ARCH) |
| { |
| elf_elfheader (obfd)->e_flags = |
| ((out_flags & ~ EF_V850_ARCH) | E_V850E2_ARCH); |
| return result; |
| } |
| |
| if (( (in_flags & EF_V850_ARCH) == E_V850_ARCH |
| || (in_flags & EF_V850_ARCH) == E_V850E_ARCH |
| || (in_flags & EF_V850_ARCH) == E_V850E2_ARCH) |
| && (out_flags & EF_V850_ARCH) == E_V850E2V3_ARCH) |
| { |
| elf_elfheader (obfd)->e_flags = |
| ((out_flags & ~ EF_V850_ARCH) | E_V850E2V3_ARCH); |
| return result; |
| } |
| |
| if (( (in_flags & EF_V850_ARCH) == E_V850_ARCH |
| || (in_flags & EF_V850_ARCH) == E_V850E_ARCH |
| || (in_flags & EF_V850_ARCH) == E_V850E2_ARCH |
| || (in_flags & EF_V850_ARCH) == E_V850E2V3_ARCH) |
| && (out_flags & EF_V850_ARCH) == E_V850E3V5_ARCH) |
| { |
| elf_elfheader (obfd)->e_flags = |
| ((out_flags & ~ EF_V850_ARCH) | E_V850E3V5_ARCH); |
| return result; |
| } |
| |
| _bfd_error_handler |
| (_("%pB: architecture mismatch with previous modules"), ibfd); |
| } |
| |
| return result; |
| } |
| |
| |
| |
| static bfd_boolean |
| v850_elf_print_private_bfd_data (bfd *abfd, void * ptr) |
| { |
| FILE * file = (FILE *) ptr; |
| |
| BFD_ASSERT (abfd != NULL && ptr != NULL); |
| |
| _bfd_elf_print_private_bfd_data (abfd, ptr); |
| |
| |
| fprintf (file, _("private flags = %lx: "), elf_elfheader (abfd)->e_flags); |
| |
| if (bfd_get_arch (abfd) == bfd_arch_v850_rh850) |
| { |
| if ((elf_elfheader (abfd)->e_flags & EF_RH850_ABI) != EF_RH850_ABI) |
| fprintf (file, _("unknown v850 architecture")); |
| else if (elf_elfheader (abfd)->e_flags & EF_V800_850E3) |
| fprintf (file, _("v850 E3 architecture")); |
| else |
| fprintf (file, _("v850 architecture")); |
| } |
| else |
| { |
| switch (elf_elfheader (abfd)->e_flags & EF_V850_ARCH) |
| { |
| default: |
| case E_V850_ARCH: fprintf (file, _("v850 architecture")); break; |
| case E_V850E_ARCH: fprintf (file, _("v850e architecture")); break; |
| case E_V850E1_ARCH: fprintf (file, _("v850e1 architecture")); break; |
| case E_V850E2_ARCH: fprintf (file, _("v850e2 architecture")); break; |
| case E_V850E2V3_ARCH: fprintf (file, _("v850e2v3 architecture")); break; |
| case E_V850E3V5_ARCH: fprintf (file, _("v850e3v5 architecture")); break; |
| } |
| } |
| |
| fputc ('\n', file); |
| |
| v850_elf_print_notes (abfd, file); |
| |
| return TRUE; |
| } |
| |
| |
| |
| |
| |
| |
| |
| |
| static asection v850_elf_scom_section; |
| static asymbol v850_elf_scom_symbol; |
| static asymbol * v850_elf_scom_symbol_ptr; |
| static asection v850_elf_tcom_section; |
| static asymbol v850_elf_tcom_symbol; |
| static asymbol * v850_elf_tcom_symbol_ptr; |
| static asection v850_elf_zcom_section; |
| static asymbol v850_elf_zcom_symbol; |
| static asymbol * v850_elf_zcom_symbol_ptr; |
| |
| |
| |
| |
| static bfd_boolean |
| v850_elf_section_from_bfd_section (bfd *abfd ATTRIBUTE_UNUSED, |
| asection *sec, |
| int *retval) |
| { |
| if (strcmp (bfd_get_section_name (abfd, sec), ".scommon") == 0) |
| *retval = SHN_V850_SCOMMON; |
| else if (strcmp (bfd_get_section_name (abfd, sec), ".tcommon") == 0) |
| *retval = SHN_V850_TCOMMON; |
| else if (strcmp (bfd_get_section_name (abfd, sec), ".zcommon") == 0) |
| *retval = SHN_V850_ZCOMMON; |
| else |
| return FALSE; |
| |
| return TRUE; |
| } |
| |
| |
| |
| static void |
| v850_elf_symbol_processing (bfd *abfd, asymbol *asym) |
| { |
| elf_symbol_type * elfsym = (elf_symbol_type *) asym; |
| unsigned int indx; |
| |
| indx = elfsym->internal_elf_sym.st_shndx; |
| |
| |
| |
| |
| |
| |
| |
| if (indx < elf_numsections (abfd)) |
| switch (elf_elfsections (abfd)[indx]->sh_type) |
| { |
| case SHT_V850_SCOMMON: |
| indx = SHN_V850_SCOMMON; |
| break; |
| |
| case SHT_V850_TCOMMON: |
| indx = SHN_V850_TCOMMON; |
| break; |
| |
| case SHT_V850_ZCOMMON: |
| indx = SHN_V850_ZCOMMON; |
| break; |
| |
| default: |
| break; |
| } |
| |
| switch (indx) |
| { |
| case SHN_V850_SCOMMON: |
| if (v850_elf_scom_section.name == NULL) |
| { |
| |
| v850_elf_scom_section.name = ".scommon"; |
| v850_elf_scom_section.flags = SEC_IS_COMMON | SEC_ALLOC | SEC_DATA; |
| v850_elf_scom_section.output_section = & v850_elf_scom_section; |
| v850_elf_scom_section.symbol = & v850_elf_scom_symbol; |
| v850_elf_scom_section.symbol_ptr_ptr = & v850_elf_scom_symbol_ptr; |
| v850_elf_scom_symbol.name = ".scommon"; |
| v850_elf_scom_symbol.flags = BSF_SECTION_SYM; |
| v850_elf_scom_symbol.section = & v850_elf_scom_section; |
| v850_elf_scom_symbol_ptr = & v850_elf_scom_symbol; |
| } |
| asym->section = & v850_elf_scom_section; |
| asym->value = elfsym->internal_elf_sym.st_size; |
| break; |
| |
| case SHN_V850_TCOMMON: |
| if (v850_elf_tcom_section.name == NULL) |
| { |
| |
| v850_elf_tcom_section.name = ".tcommon"; |
| v850_elf_tcom_section.flags = SEC_IS_COMMON; |
| v850_elf_tcom_section.output_section = & v850_elf_tcom_section; |
| v850_elf_tcom_section.symbol = & v850_elf_tcom_symbol; |
| v850_elf_tcom_section.symbol_ptr_ptr = & v850_elf_tcom_symbol_ptr; |
| v850_elf_tcom_symbol.name = ".tcommon"; |
| v850_elf_tcom_symbol.flags = BSF_SECTION_SYM; |
| v850_elf_tcom_symbol.section = & v850_elf_tcom_section; |
| v850_elf_tcom_symbol_ptr = & v850_elf_tcom_symbol; |
| } |
| asym->section = & v850_elf_tcom_section; |
| asym->value = elfsym->internal_elf_sym.st_size; |
| break; |
| |
| case SHN_V850_ZCOMMON: |
| if (v850_elf_zcom_section.name == NULL) |
| { |
| |
| v850_elf_zcom_section.name = ".zcommon"; |
| v850_elf_zcom_section.flags = SEC_IS_COMMON; |
| v850_elf_zcom_section.output_section = & v850_elf_zcom_section; |
| v850_elf_zcom_section.symbol = & v850_elf_zcom_symbol; |
| v850_elf_zcom_section.symbol_ptr_ptr = & v850_elf_zcom_symbol_ptr; |
| v850_elf_zcom_symbol.name = ".zcommon"; |
| v850_elf_zcom_symbol.flags = BSF_SECTION_SYM; |
| v850_elf_zcom_symbol.section = & v850_elf_zcom_section; |
| v850_elf_zcom_symbol_ptr = & v850_elf_zcom_symbol; |
| } |
| asym->section = & v850_elf_zcom_section; |
| asym->value = elfsym->internal_elf_sym.st_size; |
| break; |
| } |
| } |
| |
| |
| |
| |
| static bfd_boolean |
| v850_elf_add_symbol_hook (bfd *abfd, |
| struct bfd_link_info *info ATTRIBUTE_UNUSED, |
| Elf_Internal_Sym *sym, |
| const char **namep ATTRIBUTE_UNUSED, |
| flagword *flagsp ATTRIBUTE_UNUSED, |
| asection **secp, |
| bfd_vma *valp) |
| { |
| unsigned int indx = sym->st_shndx; |
| |
| |
| |
| |
| |
| |
| |
| if (indx < elf_numsections (abfd)) |
| switch (elf_elfsections (abfd)[indx]->sh_type) |
| { |
| case SHT_V850_SCOMMON: |
| indx = SHN_V850_SCOMMON; |
| break; |
| |
| case SHT_V850_TCOMMON: |
| indx = SHN_V850_TCOMMON; |
| break; |
| |
| case SHT_V850_ZCOMMON: |
| indx = SHN_V850_ZCOMMON; |
| break; |
| |
| default: |
| break; |
| } |
| |
| switch (indx) |
| { |
| case SHN_V850_SCOMMON: |
| *secp = bfd_make_section_old_way (abfd, ".scommon"); |
| (*secp)->flags |= SEC_IS_COMMON; |
| *valp = sym->st_size; |
| break; |
| |
| case SHN_V850_TCOMMON: |
| *secp = bfd_make_section_old_way (abfd, ".tcommon"); |
| (*secp)->flags |= SEC_IS_COMMON; |
| *valp = sym->st_size; |
| break; |
| |
| case SHN_V850_ZCOMMON: |
| *secp = bfd_make_section_old_way (abfd, ".zcommon"); |
| (*secp)->flags |= SEC_IS_COMMON; |
| *valp = sym->st_size; |
| break; |
| } |
| |
| return TRUE; |
| } |
| |
| static int |
| v850_elf_link_output_symbol_hook (struct bfd_link_info *info ATTRIBUTE_UNUSED, |
| const char *name ATTRIBUTE_UNUSED, |
| Elf_Internal_Sym *sym, |
| asection *input_sec, |
| struct elf_link_hash_entry *h ATTRIBUTE_UNUSED) |
| { |
| |
| |
| |
| |
| if (sym->st_shndx == SHN_COMMON) |
| { |
| if (strcmp (input_sec->name, ".scommon") == 0) |
| sym->st_shndx = SHN_V850_SCOMMON; |
| else if (strcmp (input_sec->name, ".tcommon") == 0) |
| sym->st_shndx = SHN_V850_TCOMMON; |
| else if (strcmp (input_sec->name, ".zcommon") == 0) |
| sym->st_shndx = SHN_V850_ZCOMMON; |
| } |
| |
| |
| |
| |
| sym->st_other &= ~(V850_OTHER_SDA | V850_OTHER_ZDA | V850_OTHER_TDA |
| | V850_OTHER_ERROR); |
| |
| return 1; |
| } |
| |
| static bfd_boolean |
| v850_elf_section_from_shdr (bfd *abfd, |
| Elf_Internal_Shdr *hdr, |
| const char *name, |
| int shindex) |
| { |
| |
| |
| |
| |
| if (! _bfd_elf_make_section_from_shdr (abfd, hdr, name, shindex)) |
| return FALSE; |
| |
| switch (hdr->sh_type) |
| { |
| case SHT_V850_SCOMMON: |
| case SHT_V850_TCOMMON: |
| case SHT_V850_ZCOMMON: |
| if (! bfd_set_section_flags (abfd, hdr->bfd_section, |
| (bfd_get_section_flags (abfd, |
| hdr->bfd_section) |
| | SEC_IS_COMMON))) |
| return FALSE; |
| } |
| |
| return TRUE; |
| } |
| |
| |
| |
| |
| static bfd_boolean |
| v850_elf_fake_sections (bfd *abfd ATTRIBUTE_UNUSED, |
| Elf_Internal_Shdr *hdr, |
| asection *sec) |
| { |
| const char * name; |
| |
| name = bfd_get_section_name (abfd, sec); |
| |
| if (strcmp (name, ".scommon") == 0) |
| hdr->sh_type = SHT_V850_SCOMMON; |
| else if (strcmp (name, ".tcommon") == 0) |
| hdr->sh_type = SHT_V850_TCOMMON; |
| else if (strcmp (name, ".zcommon") == 0) |
| hdr->sh_type = SHT_V850_ZCOMMON; |
| |
| else if (strcmp (name, V850_NOTE_SECNAME) == 0) |
| { |
| hdr->sh_type = SHT_RENESAS_INFO; |
| hdr->sh_entsize = SIZEOF_V850_NOTE; |
| } |
| |
| return TRUE; |
| } |
| |
| |
| |
| static bfd_boolean |
| v850_elf_relax_delete_bytes (bfd *abfd, |
| asection *sec, |
| bfd_vma addr, |
| bfd_vma toaddr, |
| int count) |
| { |
| Elf_Internal_Shdr *symtab_hdr; |
| Elf32_External_Sym *extsyms; |
| Elf32_External_Sym *esym; |
| Elf32_External_Sym *esymend; |
| int sym_index; |
| unsigned int sec_shndx; |
| bfd_byte *contents; |
| Elf_Internal_Rela *irel; |
| Elf_Internal_Rela *irelend; |
| struct elf_link_hash_entry *sym_hash; |
| Elf_External_Sym_Shndx *shndx; |
| |
| symtab_hdr = &elf_tdata (abfd)->symtab_hdr; |
| extsyms = (Elf32_External_Sym *) symtab_hdr->contents; |
| |
| sec_shndx = _bfd_elf_section_from_bfd_section (abfd, sec); |
| |
| contents = elf_section_data (sec)->this_hdr.contents; |
| |
| |
| |
| |
| |
| |
| fprintf (stderr, "relax_delete: contents: sec: %s %p .. %p %x\n", |
| sec->name, addr, toaddr, count ); |
| |
| memmove (contents + addr, contents + addr + count, |
| toaddr - addr - count); |
| memset (contents + toaddr-count, 0, count); |
| |
| |
| irel = elf_section_data (sec)->relocs; |
| irelend = irel + sec->reloc_count; |
| if (elf_symtab_shndx_list (abfd)) |
| { |
| Elf_Internal_Shdr *shndx_hdr; |
| |
| shndx_hdr = & elf_symtab_shndx_list (abfd)->hdr; |
| shndx = (Elf_External_Sym_Shndx *) shndx_hdr->contents; |
| } |
| else |
| { |
| shndx = NULL; |
| } |
| |
| for (; irel < irelend; irel++) |
| { |
| bfd_vma raddr, paddr, symval; |
| Elf_Internal_Sym isym; |
| |
| |
| raddr = irel->r_offset; |
| if ((raddr >= (addr + count) && raddr < toaddr)) |
| irel->r_offset -= count; |
| |
| if (raddr >= addr && raddr < addr + count) |
| { |
| irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), |
| (int) R_V850_NONE); |
| continue; |
| } |
| |
| if (ELF32_R_TYPE (irel->r_info) == (int) R_V850_ALIGN) |
| continue; |
| |
| bfd_elf32_swap_symbol_in (abfd, |
| extsyms + ELF32_R_SYM (irel->r_info), |
| shndx ? shndx + ELF32_R_SYM (irel->r_info) : NULL, |
| & isym); |
| |
| if (isym.st_shndx != sec_shndx) |
| continue; |
| |
| |
| if (ELF32_R_SYM (irel->r_info) < symtab_hdr->sh_info) |
| { |
| symval = isym.st_value; |
| |
| { |
| char * name = bfd_elf_string_from_elf_section |
| (abfd, symtab_hdr->sh_link, isym.st_name); |
| fprintf (stderr, |
| "relax_delete: local: sec: %s, sym: %s (%d), value: %x + %x + %x addend %x\n", |
| sec->name, name, isym.st_name, |
| sec->output_section->vma, sec->output_offset, |
| isym.st_value, irel->r_addend); |
| } |
| |
| } |
| else |
| { |
| unsigned long indx; |
| struct elf_link_hash_entry * h; |
| |
| |
| indx = ELF32_R_SYM (irel->r_info) - symtab_hdr->sh_info; |
| |
| h = elf_sym_hashes (abfd) [indx]; |
| BFD_ASSERT (h != NULL); |
| |
| symval = h->root.u.def.value; |
| |
| fprintf (stderr, |
| "relax_delete: defined: sec: %s, name: %s, value: %x + %x + %x addend %x\n", |
| sec->name, h->root.root.string, h->root.u.def.value, |
| sec->output_section->vma, sec->output_offset, irel->r_addend); |
| |
| } |
| |
| paddr = symval + irel->r_addend; |
| |
| if ( (symval >= addr + count && symval < toaddr) |
| && (paddr < addr + count || paddr >= toaddr)) |
| irel->r_addend += count; |
| else if ( (symval < addr + count || symval >= toaddr) |
| && (paddr >= addr + count && paddr < toaddr)) |
| irel->r_addend -= count; |
| } |
| |
| |
| esym = extsyms; |
| esymend = esym + symtab_hdr->sh_info; |
| |
| for (; esym < esymend; esym++, shndx = (shndx ? shndx + 1 : NULL)) |
| { |
| Elf_Internal_Sym isym; |
| |
| bfd_elf32_swap_symbol_in (abfd, esym, shndx, & isym); |
| |
| if (isym.st_shndx == sec_shndx |
| && isym.st_value >= addr + count |
| && isym.st_value < toaddr) |
| { |
| isym.st_value -= count; |
| |
| if (isym.st_value + isym.st_size >= toaddr) |
| isym.st_size += count; |
| |
| bfd_elf32_swap_symbol_out (abfd, & isym, esym, shndx); |
| } |
| else if (isym.st_shndx == sec_shndx |
| && isym.st_value < addr + count) |
| { |
| if (isym.st_value+isym.st_size >= addr + count |
| && isym.st_value+isym.st_size < toaddr) |
| isym.st_size -= count; |
| |
| if (isym.st_value >= addr |
| && isym.st_value < addr + count) |
| isym.st_value = addr; |
| |
| bfd_elf32_swap_symbol_out (abfd, & isym, esym, shndx); |
| } |
| } |
| |
| |
| esym = extsyms + symtab_hdr->sh_info; |
| esymend = extsyms + (symtab_hdr->sh_size / sizeof (Elf32_External_Sym)); |
| |
| for (sym_index = 0; esym < esymend; esym ++, sym_index ++) |
| { |
| Elf_Internal_Sym isym; |
| |
| bfd_elf32_swap_symbol_in (abfd, esym, shndx, & isym); |
| sym_hash = elf_sym_hashes (abfd) [sym_index]; |
| |
| if (isym.st_shndx == sec_shndx |
| && ((sym_hash)->root.type == bfd_link_hash_defined |
| || (sym_hash)->root.type == bfd_link_hash_defweak) |
| && (sym_hash)->root.u.def.section == sec |
| && (sym_hash)->root.u.def.value >= addr + count |
| && (sym_hash)->root.u.def.value < toaddr) |
| { |
| if ((sym_hash)->root.u.def.value + isym.st_size >= toaddr) |
| { |
| isym.st_size += count; |
| bfd_elf32_swap_symbol_out (abfd, & isym, esym, shndx); |
| } |
| |
| (sym_hash)->root.u.def.value -= count; |
| } |
| else if (isym.st_shndx == sec_shndx |
| && ((sym_hash)->root.type == bfd_link_hash_defined |
| || (sym_hash)->root.type == bfd_link_hash_defweak) |
| && (sym_hash)->root.u.def.section == sec |
| && (sym_hash)->root.u.def.value < addr + count) |
| { |
| if ((sym_hash)->root.u.def.value+isym.st_size >= addr + count |
| && (sym_hash)->root.u.def.value+isym.st_size < toaddr) |
| isym.st_size -= count; |
| |
| if ((sym_hash)->root.u.def.value >= addr |
| && (sym_hash)->root.u.def.value < addr + count) |
| (sym_hash)->root.u.def.value = addr; |
| |
| bfd_elf32_swap_symbol_out (abfd, & isym, esym, shndx); |
| } |
| |
| if (shndx) |
| ++ shndx; |
| } |
| |
| return TRUE; |
| } |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| static bfd_boolean |
| v850_elf_relax_section (bfd *abfd, |
| asection *sec, |
| struct bfd_link_info *link_info, |
| bfd_boolean *again) |
| { |
| Elf_Internal_Shdr *symtab_hdr; |
| Elf_Internal_Rela *internal_relocs; |
| Elf_Internal_Rela *irel; |
| Elf_Internal_Rela *irelend; |
| Elf_Internal_Rela *irelalign = NULL; |
| Elf_Internal_Sym *isymbuf = NULL; |
| bfd_byte *contents = NULL; |
| bfd_vma addr = 0; |
| bfd_vma toaddr; |
| int align_pad_size = 0; |
| bfd_boolean result = TRUE; |
| |
| *again = FALSE; |
| |
| if (bfd_link_relocatable (link_info) |
| || (sec->flags & SEC_RELOC) == 0 |
| || sec->reloc_count == 0) |
| return TRUE; |
| |
| symtab_hdr = & elf_tdata (abfd)->symtab_hdr; |
| |
| internal_relocs = (_bfd_elf_link_read_relocs |
| (abfd, sec, NULL, NULL, link_info->keep_memory)); |
| if (internal_relocs == NULL) |
| goto error_return; |
| |
| irelend = internal_relocs + sec->reloc_count; |
| |
| while (addr < sec->size) |
| { |
| toaddr = sec->size; |
| |
| for (irel = internal_relocs; irel < irelend; irel ++) |
| if (ELF32_R_TYPE (irel->r_info) == (int) R_V850_ALIGN |
| && irel->r_offset > addr |
| && irel->r_offset < toaddr) |
| toaddr = irel->r_offset; |
| |
| |
| fprintf (stderr, "relax region 0x%x to 0x%x align pad %d\n", |
| addr, toaddr, align_pad_size); |
| |
| if (irelalign) |
| { |
| bfd_vma alignto; |
| bfd_vma alignmoveto; |
| |
| alignmoveto = BFD_ALIGN (addr - align_pad_size, 1 << irelalign->r_addend); |
| alignto = BFD_ALIGN (addr, 1 << irelalign->r_addend); |
| |
| if (alignmoveto < alignto) |
| { |
| bfd_vma i; |
| |
| align_pad_size = alignto - alignmoveto; |
| |
| fprintf (stderr, "relax move region 0x%x to 0x%x delete size 0x%x\n", |
| alignmoveto, toaddr, align_pad_size); |
| |
| if (!v850_elf_relax_delete_bytes (abfd, sec, alignmoveto, |
| toaddr, align_pad_size)) |
| goto error_return; |
| |
| for (i = BFD_ALIGN (toaddr - align_pad_size, 1); |
| (i + 1) < toaddr; i += 2) |
| bfd_put_16 (abfd, NOP_OPCODE, contents + i); |
| |
| addr = alignmoveto; |
| } |
| else |
| align_pad_size = 0; |
| } |
| |
| for (irel = internal_relocs; irel < irelend; irel++) |
| { |
| bfd_vma laddr; |
| bfd_vma addend; |
| bfd_vma symval; |
| int insn[5]; |
| int no_match = -1; |
| Elf_Internal_Rela *hi_irelfn; |
| Elf_Internal_Rela *lo_irelfn; |
| Elf_Internal_Rela *irelcall; |
| bfd_signed_vma foff; |
| unsigned int r_type; |
| |
| if (! (irel->r_offset >= addr && irel->r_offset < toaddr |
| && (ELF32_R_TYPE (irel->r_info) == (int) R_V850_LONGCALL |
| || ELF32_R_TYPE (irel->r_info) == (int) R_V850_LONGJUMP))) |
| continue; |
| |
| |
| fprintf (stderr, "relax check r_info 0x%x r_offset 0x%x r_addend 0x%x\n", |
| irel->r_info, |
| irel->r_offset, |
| irel->r_addend ); |
| |
| |
| |
| if (contents == NULL) |
| { |
| if (elf_section_data (sec)->this_hdr.contents != NULL) |
| contents = elf_section_data (sec)->this_hdr.contents; |
| else |
| { |
| if (! bfd_malloc_and_get_section (abfd, sec, &contents)) |
| goto error_return; |
| } |
| } |
| |
| |
| if (isymbuf == NULL && symtab_hdr->sh_info != 0) |
| { |
| isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; |
| if (isymbuf == NULL) |
| isymbuf = bfd_elf_get_elf_syms (abfd, symtab_hdr, |
| symtab_hdr->sh_info, 0, |
| NULL, NULL, NULL); |
| if (isymbuf == NULL) |
| goto error_return; |
| } |
| |
| laddr = irel->r_offset; |
| |
| if (ELF32_R_TYPE (irel->r_info) == (int) R_V850_LONGCALL) |
| { |
| |
| if (laddr + 16 <= (bfd_vma) sec->size) |
| { |
| insn[0] = bfd_get_16 (abfd, contents + laddr); |
| insn[1] = bfd_get_16 (abfd, contents + laddr + 4); |
| insn[2] = bfd_get_32 (abfd, contents + laddr + 8); |
| insn[3] = bfd_get_16 (abfd, contents + laddr + 12); |
| insn[4] = bfd_get_16 (abfd, contents + laddr + 14); |
| |
| if ((insn[0] & MOVHI_MASK) != MOVHI |
| || MOVHI_R1 (insn[0]) != 0) |
| no_match = 0; |
| |
| if (no_match < 0 |
| && ((insn[1] & MOVEA_MASK) != MOVEA |
| || MOVHI_R2 (insn[0]) != MOVEA_R1 (insn[1]))) |
| no_match = 1; |
| |
| if (no_match < 0 |
| && (insn[2] & JARL_4_MASK) != JARL_4) |
| no_match = 2; |
| |
| if (no_match < 0 |
| && ((insn[3] & ADD_I_MASK) != ADD_I |
| || ADD_I5 (insn[3]) != 4 |
| || JARL_R2 (insn[2]) != ADD_R2 (insn[3]))) |
| no_match = 3; |
| |
| if (no_match < 0 |
| && ((insn[4] & JMP_R_MASK) != JMP_R |
| || MOVEA_R2 (insn[1]) != JMP_R1 (insn[4]))) |
| no_match = 4; |
| } |
| else |
| { |
| _bfd_error_handler |
| |
| (_("%pB: %#" PRIx64 ": warning: %s points to " |
| "unrecognized insns"), |
| abfd, (uint64_t) irel->r_offset, "R_V850_LONGCALL"); |
| continue; |
| } |
| |
| if (no_match >= 0) |
| { |
| _bfd_error_handler |
| |
| (_("%pB: %#" PRIx64 ": warning: %s points to " |
| "unrecognized insn %#x"), |
| abfd, |
| (uint64_t) (irel->r_offset + no_match), |
| "R_V850_LONGCALL", |
| insn[no_match]); |
| continue; |
| } |
| |
| |
| |
| |
| |
| for (hi_irelfn = internal_relocs; hi_irelfn < irelend; hi_irelfn ++) |
| { |
| r_type = ELF32_R_TYPE (hi_irelfn->r_info); |
| |
| if (hi_irelfn->r_offset == laddr + 2 |
| && (r_type == (int) R_V850_HI16_S || r_type == (int) R_V810_WHI1)) |
| break; |
| } |
| |
| for (lo_irelfn = internal_relocs; lo_irelfn < irelend; lo_irelfn ++) |
| { |
| r_type = ELF32_R_TYPE (lo_irelfn->r_info); |
| |
| if (lo_irelfn->r_offset == laddr + 6 |
| && (r_type == (int) R_V850_LO16 || r_type == (int) R_V810_WLO)) |
| break; |
| } |
| |
| for (irelcall = internal_relocs; irelcall < irelend; irelcall ++) |
| { |
| r_type = ELF32_R_TYPE (irelcall->r_info); |
| |
| if (irelcall->r_offset == laddr + 8 |
| && (r_type == (int) R_V850_22_PCREL || r_type == (int) R_V850_PCR22)) |
| break; |
| } |
| |
| if ( hi_irelfn == irelend |
| || lo_irelfn == irelend |
| || irelcall == irelend) |
| { |
| _bfd_error_handler |
| |
| (_("%pB: %#" PRIx64 ": warning: %s points to " |
| "unrecognized reloc"), |
| abfd, (uint64_t) irel->r_offset, "R_V850_LONGCALL"); |
| |
| continue; |
| } |
| |
| if (ELF32_R_SYM (irelcall->r_info) < symtab_hdr->sh_info) |
| { |
| Elf_Internal_Sym * isym; |
| |
| |
| isym = isymbuf + ELF32_R_SYM (irelcall->r_info); |
| |
| symval = isym->st_value; |
| } |
| else |
| { |
| unsigned long indx; |
| struct elf_link_hash_entry * h; |
| |
| |
| indx = ELF32_R_SYM (irelcall->r_info) - symtab_hdr->sh_info; |
| h = elf_sym_hashes (abfd)[indx]; |
| BFD_ASSERT (h != NULL); |
| |
| if ( h->root.type != bfd_link_hash_defined |
| && h->root.type != bfd_link_hash_defweak) |
| |
| |
| |
| continue; |
| |
| symval = h->root.u.def.value; |
| } |
| |
| if (symval + irelcall->r_addend != irelcall->r_offset + 4) |
| { |
| _bfd_error_handler |
| |
| (_("%pB: %#" PRIx64 ": warning: %s points to " |
| "unrecognized reloc %#" PRIx64), |
| abfd, (uint64_t) irel->r_offset, "R_V850_LONGCALL", |
| (uint64_t) irelcall->r_offset); |
| continue; |
| } |
| |
| |
| if (ELF32_R_SYM (hi_irelfn->r_info) < symtab_hdr->sh_info) |
| { |
| Elf_Internal_Sym *isym; |
| asection *sym_sec; |
| |
| |
| isym = isymbuf + ELF32_R_SYM (hi_irelfn->r_info); |
| |
| if (isym->st_shndx == SHN_UNDEF) |
| sym_sec = bfd_und_section_ptr; |
| else if (isym->st_shndx == SHN_ABS) |
| sym_sec = bfd_abs_section_ptr; |
| else if (isym->st_shndx == SHN_COMMON) |
| sym_sec = bfd_com_section_ptr; |
| else |
| sym_sec = bfd_section_from_elf_index (abfd, isym->st_shndx); |
| symval = (isym->st_value |
| + sym_sec->output_section->vma |
| + sym_sec->output_offset); |
| } |
| else |
| { |
| unsigned long indx; |
| struct elf_link_hash_entry *h; |
| |
| |
| indx = ELF32_R_SYM (hi_irelfn->r_info) - symtab_hdr->sh_info; |
| h = elf_sym_hashes (abfd)[indx]; |
| BFD_ASSERT (h != NULL); |
| |
| if ( h->root.type != bfd_link_hash_defined |
| && h->root.type != bfd_link_hash_defweak) |
| |
| |
| |
| continue; |
| |
| symval = (h->root.u.def.value |
| + h->root.u.def.section->output_section->vma |
| + h->root.u.def.section->output_offset); |
| } |
| |
| addend = irel->r_addend; |
| |
| foff = (symval + addend |
| - (irel->r_offset |
| + sec->output_section->vma |
| + sec->output_offset |
| + 4)); |
| |
| fprintf (stderr, "relax longcall r_offset 0x%x ptr 0x%x symbol 0x%x addend 0x%x distance 0x%x\n", |
| irel->r_offset, |
| (irel->r_offset |
| + sec->output_section->vma |
| + sec->output_offset), |
| symval, addend, foff); |
| |
| |
| if (foff < -0x100000 || foff >= 0x100000) |
| |
| continue; |
| |
| |
| |
| |
| |
| |
| |
| |
| elf_section_data (sec)->relocs = internal_relocs; |
| elf_section_data (sec)->this_hdr.contents = contents; |
| symtab_hdr->contents = (bfd_byte *) isymbuf; |
| |
| |
| if (bfd_get_arch (abfd) == bfd_arch_v850_rh850) |
| irel->r_info = ELF32_R_INFO (ELF32_R_SYM (hi_irelfn->r_info), R_V850_PCR22); |
| else |
| irel->r_info = ELF32_R_INFO (ELF32_R_SYM (hi_irelfn->r_info), R_V850_22_PCREL); |
| |
| addend = 0; |
| |
| if (ELF32_R_SYM (hi_irelfn->r_info) < symtab_hdr->sh_info) |
| |
| |
| |
| bfd_put_32 (abfd, |
| 0x00000780 | (JARL_R2 (insn[2])<<11) | ((addend << 16) & 0xffff) | ((addend >> 16) & 0xf), |
| contents + irel->r_offset); |
| else |
| |
| |
| |
| bfd_put_32 (abfd, 0x00000780 | (JARL_R2 (insn[2])<<11), |
| contents + irel->r_offset); |
| |
| hi_irelfn->r_info = |
| ELF32_R_INFO (ELF32_R_SYM (hi_irelfn->r_info), R_V850_NONE); |
| lo_irelfn->r_info = |
| ELF32_R_INFO (ELF32_R_SYM (lo_irelfn->r_info), R_V850_NONE); |
| irelcall->r_info = |
| ELF32_R_INFO (ELF32_R_SYM (irelcall->r_info), R_V850_NONE); |
| |
| if (! v850_elf_relax_delete_bytes (abfd, sec, |
| irel->r_offset + 4, toaddr, 12)) |
| goto error_return; |
| |
| align_pad_size += 12; |
| } |
| else if (ELF32_R_TYPE (irel->r_info) == (int) R_V850_LONGJUMP) |
| { |
| |
| if (laddr + 10 <= (bfd_vma) sec->size) |
| { |
| insn[0] = bfd_get_16 (abfd, contents + laddr); |
| insn[1] = bfd_get_16 (abfd, contents + laddr + 4); |
| insn[2] = bfd_get_16 (abfd, contents + laddr + 8); |
| |
| if ((insn[0] & MOVHI_MASK) != MOVHI |
| || MOVHI_R1 (insn[0]) != 0) |
| no_match = 0; |
| |
| if (no_match < 0 |
| && ((insn[1] & MOVEA_MASK) != MOVEA |
| || MOVHI_R2 (insn[0]) != MOVEA_R1 (insn[1]))) |
| no_match = 1; |
| |
| if (no_match < 0 |
| && ((insn[2] & JMP_R_MASK) != JMP_R |
| || MOVEA_R2 (insn[1]) != JMP_R1 (insn[2]))) |
| no_match = 4; |
| } |
| else |
| { |
| _bfd_error_handler |
| |
| (_("%pB: %#" PRIx64 ": warning: %s points to " |
| "unrecognized insns"), |
| abfd, (uint64_t) irel->r_offset, "R_V850_LONGJUMP"); |
| continue; |
| } |
| |
| if (no_match >= 0) |
| { |
| _bfd_error_handler |
| |
| (_("%pB: %#" PRIx64 ": warning: %s points to " |
| "unrecognized insn %#x"), |
| abfd, |
| (uint64_t) (irel->r_offset + no_match), |
| "R_V850_LONGJUMP", |
| insn[no_match]); |
| continue; |
| } |
| |
| |
| |
| |
| for (hi_irelfn = internal_relocs; hi_irelfn < irelend; hi_irelfn ++) |
| { |
| r_type = ELF32_R_TYPE (hi_irelfn->r_info); |
| |
| if (hi_irelfn->r_offset == laddr + 2 |
| && ((r_type == (int) R_V850_HI16_S) || r_type == (int) R_V810_WHI1)) |
| break; |
| } |
| |
| for (lo_irelfn = internal_relocs; lo_irelfn < irelend; lo_irelfn ++) |
| { |
| r_type = ELF32_R_TYPE (lo_irelfn->r_info); |
| |
| if (lo_irelfn->r_offset == laddr + 6 |
| && (r_type == (int) R_V850_LO16 || r_type == (int) R_V810_WLO)) |
| break; |
| } |
| |
| if ( hi_irelfn == irelend |
| || lo_irelfn == irelend) |
| { |
| _bfd_error_handler |
| |
| (_("%pB: %#" PRIx64 ": warning: %s points to " |
| "unrecognized reloc"), |
| abfd, (uint64_t) irel->r_offset, "R_V850_LONGJUMP"); |
| continue; |
| } |
| |
| |
| if (ELF32_R_SYM (hi_irelfn->r_info) < symtab_hdr->sh_info) |
| { |
| Elf_Internal_Sym * isym; |
| asection * sym_sec; |
| |
| |
| isym = isymbuf + ELF32_R_SYM (hi_irelfn->r_info); |
| |
| if (isym->st_shndx == SHN_UNDEF) |
| sym_sec = bfd_und_section_ptr; |
| else if (isym->st_shndx == SHN_ABS) |
| sym_sec = bfd_abs_section_ptr; |
| else if (isym->st_shndx == SHN_COMMON) |
| sym_sec = bfd_com_section_ptr; |
| else |
| sym_sec = bfd_section_from_elf_index (abfd, isym->st_shndx); |
| symval = (isym->st_value |
| + sym_sec->output_section->vma |
| + sym_sec->output_offset); |
| |
| { |
| char * name = bfd_elf_string_from_elf_section |
| (abfd, symtab_hdr->sh_link, isym->st_name); |
| |
| fprintf (stderr, "relax long jump local: sec: %s, sym: %s (%d), value: %x + %x + %x addend %x\n", |
| sym_sec->name, name, isym->st_name, |
| sym_sec->output_section->vma, |
| sym_sec->output_offset, |
| isym->st_value, irel->r_addend); |
| } |
| |
| } |
| else |
| { |
| unsigned long indx; |
| struct elf_link_hash_entry * h; |
| |
| |
| indx = ELF32_R_SYM (irel->r_info) - symtab_hdr->sh_info; |
| h = elf_sym_hashes (abfd)[indx]; |
| BFD_ASSERT (h != NULL); |
| |
| if ( h->root.type != bfd_link_hash_defined |
| && h->root.type != bfd_link_hash_defweak) |
| |
| |
| |
| continue; |
| |
| symval = (h->root.u.def.value |
| + h->root.u.def.section->output_section->vma |
| + h->root.u.def.section->output_offset); |
| |
| fprintf (stderr, |
| "relax longjump defined: sec: %s, name: %s, value: %x + %x + %x addend %x\n", |
| sec->name, h->root.root.string, h->root.u.def.value, |
| sec->output_section->vma, sec->output_offset, irel->r_addend); |
| |
| } |
| |
| addend = irel->r_addend; |
| |
| foff = (symval + addend |
| - (irel->r_offset |
| + sec->output_section->vma |
| + sec->output_offset |
| + 4)); |
| |
| fprintf (stderr, "relax longjump r_offset 0x%x ptr 0x%x symbol 0x%x addend 0x%x distance 0x%x\n", |
| irel->r_offset, |
| (irel->r_offset |
| + sec->output_section->vma |
| + sec->output_offset), |
| symval, addend, foff); |
| |
| if (foff < -0x100000 || foff >= 0x100000) |
| |
| continue; |
| |
| |
| |
| |
| |
| |
| |
| |
| elf_section_data (sec)->relocs = internal_relocs; |
| elf_section_data (sec)->this_hdr.contents = contents; |
| symtab_hdr->contents = (bfd_byte *) isymbuf; |
| |
| if (foff < -0x100 || foff >= 0x100) |
| { |
| |
| |
| if (bfd_get_arch (abfd) == bfd_arch_v850_rh850) |
| irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), R_V850_PCR22); |
| else |
| irel->r_info = |
| ELF32_R_INFO (ELF32_R_SYM (irel->r_info), R_V850_22_PCREL); |
| |
| irel->r_addend = addend; |
| addend = 0; |
| |
| if (ELF32_R_SYM (hi_irelfn->r_info) < symtab_hdr->sh_info) |
| |
| |
| |
| bfd_put_32 (abfd, |
| 0x00000780 | ((addend << 15) & 0xffff0000) | ((addend >> 17) & 0xf), |
| contents + irel->r_offset); |
| else |
| |
| |
| |
| bfd_put_32 (abfd, 0x00000780, contents + irel->r_offset); |
| |
| hi_irelfn->r_info = |
| ELF32_R_INFO (ELF32_R_SYM (hi_irelfn->r_info), R_V850_NONE); |
| lo_irelfn->r_info = |
| ELF32_R_INFO (ELF32_R_SYM (lo_irelfn->r_info), R_V850_NONE); |
| if (!v850_elf_relax_delete_bytes (abfd, sec, |
| irel->r_offset + 4, toaddr, 6)) |
| goto error_return; |
| |
| align_pad_size += 6; |
| } |
| else |
| { |
| |
| |
| if (bfd_get_arch (abfd) == bfd_arch_v850_rh850) |
| irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), R_V850_PC9); |
| else |
| irel->r_info = |
| ELF32_R_INFO (ELF32_R_SYM (irel->r_info), R_V850_9_PCREL); |
| |
| irel->r_addend = addend; |
| addend = 0; |
| |
| if (ELF32_R_SYM (hi_irelfn->r_info) < symtab_hdr->sh_info) |
| |
| |
| |
| bfd_put_16 (abfd, |
| 0x0585 | ((addend << 10) & 0xf800) | ((addend << 3) & 0x0070), |
| contents + irel->r_offset); |
| else |
| |
| |
| |
| bfd_put_16 (abfd, 0x0585, contents + irel->r_offset); |
| |
| hi_irelfn->r_info = |
| ELF32_R_INFO (ELF32_R_SYM (hi_irelfn->r_info), R_V850_NONE); |
| lo_irelfn->r_info = |
| ELF32_R_INFO (ELF32_R_SYM (lo_irelfn->r_info), R_V850_NONE); |
| if (!v850_elf_relax_delete_bytes (abfd, sec, |
| irel->r_offset + 2, toaddr, 8)) |
| goto error_return; |
| |
| align_pad_size += 8; |
| } |
| } |
| } |
| |
| irelalign = NULL; |
| for (irel = internal_relocs; irel < irelend; irel++) |
| { |
| if (ELF32_R_TYPE (irel->r_info) == (int) R_V850_ALIGN |
| && irel->r_offset == toaddr) |
| { |
| irel->r_offset -= align_pad_size; |
| |
| if (irelalign == NULL || irelalign->r_addend > irel->r_addend) |
| irelalign = irel; |
| } |
| } |
| |
| addr = toaddr; |
| } |
| |
| if (!irelalign) |
| { |
| |
| fprintf (stderr, "relax pad %d shorten %d -> %d\n", |
| align_pad_size, |
| sec->size, |
| sec->size - align_pad_size); |
| |
| sec->size -= align_pad_size; |
| } |
| |
| finish: |
| if (internal_relocs != NULL |
| && elf_section_data (sec)->relocs != internal_relocs) |
| free (internal_relocs); |
| |
| if (contents != NULL |
| && elf_section_data (sec)->this_hdr.contents != (unsigned char *) contents) |
| free (contents); |
| |
| if (isymbuf != NULL |
| && symtab_hdr->contents != (bfd_byte *) isymbuf) |
| free (isymbuf); |
| |
| return result; |
| |
| error_return: |
| result = FALSE; |
| goto finish; |
| } |
| |
| static const struct bfd_elf_special_section v850_elf_special_sections[] = |
| { |
| { STRING_COMMA_LEN (".call_table_data"), 0, SHT_PROGBITS, (SHF_ALLOC + SHF_WRITE) }, |
| { STRING_COMMA_LEN (".call_table_text"), 0, SHT_PROGBITS, (SHF_ALLOC + SHF_WRITE |
| + SHF_EXECINSTR) }, |
| { STRING_COMMA_LEN (".rosdata"), -2, SHT_PROGBITS, (SHF_ALLOC |
| + SHF_V850_GPREL) }, |
| { STRING_COMMA_LEN (".rozdata"), -2, SHT_PROGBITS, (SHF_ALLOC |
| + SHF_V850_R0REL) }, |
| { STRING_COMMA_LEN (".sbss"), -2, SHT_NOBITS, (SHF_ALLOC + SHF_WRITE |
| + SHF_V850_GPREL) }, |
| { STRING_COMMA_LEN (".scommon"), -2, SHT_V850_SCOMMON, (SHF_ALLOC + SHF_WRITE |
| + SHF_V850_GPREL) }, |
| { STRING_COMMA_LEN (".sdata"), -2, SHT_PROGBITS, (SHF_ALLOC + SHF_WRITE |
| + SHF_V850_GPREL) }, |
| { STRING_COMMA_LEN (".tbss"), -2, SHT_NOBITS, (SHF_ALLOC + SHF_WRITE |
| + SHF_V850_EPREL) }, |
| { STRING_COMMA_LEN (".tcommon"), -2, SHT_V850_TCOMMON, (SHF_ALLOC + SHF_WRITE |
| + SHF_V850_R0REL) }, |
| { STRING_COMMA_LEN (".tdata"), -2, SHT_PROGBITS, (SHF_ALLOC + SHF_WRITE |
| + SHF_V850_EPREL) }, |
| { STRING_COMMA_LEN (".zbss"), -2, SHT_NOBITS, (SHF_ALLOC + SHF_WRITE |
| + SHF_V850_R0REL) }, |
| { STRING_COMMA_LEN (".zcommon"), -2, SHT_V850_ZCOMMON, (SHF_ALLOC + SHF_WRITE |
| + SHF_V850_R0REL) }, |
| { STRING_COMMA_LEN (".zdata"), -2, SHT_PROGBITS, (SHF_ALLOC + SHF_WRITE |
| + SHF_V850_R0REL) }, |
| { NULL, 0, 0, 0, 0 } |
| }; |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| static const struct v850_elf_reloc_map v800_elf_reloc_map[] = |
| { |
| { BFD_RELOC_NONE, R_V810_NONE }, |
| { BFD_RELOC_8, R_V810_BYTE }, |
| { BFD_RELOC_16, R_V810_HWORD }, |
| { BFD_RELOC_32, R_V810_WORD }, |
| { BFD_RELOC_LO16, R_V810_WLO }, |
| { BFD_RELOC_HI16, R_V810_WHI }, |
| { BFD_RELOC_HI16_S, R_V810_WHI1 }, |
| { BFD_RELOC_V850_32_PCREL, R_V850_PC32 }, |
| { BFD_RELOC_V850_22_PCREL, R_V850_PCR22 }, |
| { BFD_RELOC_V850_17_PCREL, R_V850_PC17 }, |
| { BFD_RELOC_V850_16_PCREL, R_V850_PC16U }, |
| { BFD_RELOC_V850_9_PCREL, R_V850_PC9 }, |
| { BFD_RELOC_V850_LO16_S1, R_V810_WLO_1 }, |
| { BFD_RELOC_V850_23, R_V850_WLO23 }, |
| { BFD_RELOC_V850_LO16_SPLIT_OFFSET, R_V850_BLO }, |
| { BFD_RELOC_V850_ZDA_16_16_OFFSET, R_V810_HWORD }, |
| { BFD_RELOC_V850_TDA_16_16_OFFSET, R_V810_HWORD }, |
| { BFD_RELOC_V850_SDA_16_16_OFFSET, R_V810_HWORD }, |
| { BFD_RELOC_V850_SDA_15_16_OFFSET, R_V810_GPWLO_1 } |
| }; |
| |
| |
| |
| static reloc_howto_type * |
| v800_elf_reloc_type_lookup (bfd * abfd, bfd_reloc_code_real_type code) |
| { |
| unsigned int i; |
| |
| BFD_ASSERT (bfd_get_arch (abfd) == bfd_arch_v850_rh850); |
| |
| for (i = ARRAY_SIZE (v800_elf_reloc_map); i --;) |
| if (v800_elf_reloc_map[i].bfd_reloc_val == code) |
| { |
| unsigned int elf_reloc_val = v800_elf_reloc_map[i].elf_reloc_val; |
| unsigned int idx = elf_reloc_val - R_V810_NONE; |
| |
| BFD_ASSERT (v800_elf_howto_table[idx].type == elf_reloc_val); |
| |
| return v800_elf_howto_table + idx; |
| } |
| |
| |
| fprintf (stderr, "failed to find v800 equiv of bfd reloc code %d\n", code); |
| |
| return NULL; |
| } |
| |
| static reloc_howto_type * |
| v800_elf_reloc_name_lookup (bfd * abfd, const char * r_name) |
| { |
| unsigned int i; |
| |
| BFD_ASSERT (bfd_get_arch (abfd) == bfd_arch_v850_rh850); |
| |
| for (i = ARRAY_SIZE (v800_elf_howto_table); i--;) |
| if (v800_elf_howto_table[i].name != NULL |
| && strcasecmp (v800_elf_howto_table[i].name, r_name) == 0) |
| return v800_elf_howto_table + i; |
| |
| return NULL; |
| } |
| |
| |
| |
| |
| static bfd_boolean |
| v800_elf_info_to_howto (bfd * abfd, |
| arelent * cache_ptr, |
| Elf_Internal_Rela * dst) |
| { |
| unsigned int r_type = ELF32_R_TYPE (dst->r_info); |
| |
| if (r_type == R_V800_NONE) |
| r_type = R_V810_NONE; |
| |
| if (bfd_get_arch (abfd) != bfd_arch_v850_rh850 |
| || r_type >= (unsigned int) R_V800_max |
| || r_type < (unsigned int) R_V810_NONE |
| || (r_type - R_V810_NONE) >= ARRAY_SIZE (v800_elf_howto_table)) |
| { |
| |
| _bfd_error_handler (_("%pB: unsupported relocation type %#x"), |
| abfd, r_type); |
| bfd_set_error (bfd_error_bad_value); |
| return FALSE; |
| } |
| |
| cache_ptr->howto = v800_elf_howto_table + (r_type - R_V810_NONE); |
| return TRUE; |
| } |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |