diff options
Diffstat (limited to 'bfd/elf32-h8300.c')
| -rw-r--r-- | bfd/elf32-h8300.c | 166 |
1 files changed, 81 insertions, 85 deletions
diff --git a/bfd/elf32-h8300.c b/bfd/elf32-h8300.c index c1c77ec..1d643cb 100644 --- a/bfd/elf32-h8300.c +++ b/bfd/elf32-h8300.c @@ -61,8 +61,7 @@ static bfd_reloc_status_type special /* This does not include any relocation information, but should be good enough for GDB or objdump to read the file. */ -static reloc_howto_type h8_elf_howto_table[] = -{ +static reloc_howto_type h8_elf_howto_table[] = { #define R_H8_NONE_X 0 HOWTO (R_H8_NONE, /* type */ 0, /* rightshift */ @@ -221,16 +220,14 @@ static reloc_howto_type h8_elf_howto_table[] = /* This structure is used to map BFD reloc codes to H8 ELF relocs. */ -struct elf_reloc_map -{ +struct elf_reloc_map { bfd_reloc_code_real_type bfd_reloc_val; unsigned char howto_index; }; /* An array mapping BFD reloc codes to SH ELF relocs. */ -static const struct elf_reloc_map h8_reloc_map[] = -{ +static const struct elf_reloc_map h8_reloc_map[] = { { BFD_RELOC_NONE, R_H8_NONE_X }, { BFD_RELOC_32, R_H8_DIR32_X }, { BFD_RELOC_16, R_H8_DIR16_X }, @@ -271,7 +268,7 @@ elf32_h8_info_to_howto (abfd, bfd_reloc, elf_reloc) r = ELF32_R_TYPE (elf_reloc->r_info); for (i = 0; i < sizeof (h8_elf_howto_table) / sizeof (reloc_howto_type); i++) - if (h8_elf_howto_table[i].type== r) + if (h8_elf_howto_table[i].type == r) { bfd_reloc->howto = &h8_elf_howto_table[i]; return; @@ -870,11 +867,10 @@ elf32_h8_relax_section (abfd, sec, link_info, again) = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), ELF32_R_TYPE (R_H8_NONE)); - last_reloc->r_info + last_reloc->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), - ELF32_R_TYPE (R_H8_PCREL8)); - last_reloc->r_addend = irel->r_addend; - + ELF32_R_TYPE (R_H8_PCREL8)); + last_reloc->r_addend = irel->r_addend; code = bfd_get_8 (abfd, contents + last_reloc->r_offset - 1); @@ -938,18 +934,18 @@ elf32_h8_relax_section (abfd, sec, link_info, again) /* If the distance is within -126..+130 inclusive, then we can relax this jump. +130 is valid since the target will move two bytes closer if we do relax this branch. */ - if ((int)gap >= -126 && (int)gap <= 130) + if ((int) gap >= -126 && (int) gap <= 130) { - unsigned char code; + unsigned char code; - /* Note that we've changed the relocs, section contents, + /* Note that we've changed the relocs, section contents, etc. */ - elf_section_data (sec)->relocs = internal_relocs; - elf_section_data (sec)->this_hdr.contents = contents; + elf_section_data (sec)->relocs = internal_relocs; + elf_section_data (sec)->this_hdr.contents = contents; symtab_hdr->contents = (unsigned char *) isymbuf; - /* Get the opcode. */ - code = bfd_get_8 (abfd, contents + irel->r_offset - 2); + /* Get the opcode. */ + code = bfd_get_8 (abfd, contents + irel->r_offset - 2); if (code == 0x58) { @@ -967,18 +963,18 @@ elf32_h8_relax_section (abfd, sec, link_info, again) abort (); /* Fix the relocation's type. */ - irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), + irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), R_H8_PCREL8); - irel->r_offset--; + irel->r_offset--; - /* Delete two bytes of data. */ - if (!elf32_h8_relax_delete_bytes (abfd, sec, + /* Delete two bytes of data. */ + if (!elf32_h8_relax_delete_bytes (abfd, sec, irel->r_offset + 1, 2)) goto error_return; - /* That will change things, so, we should relax again. + /* That will change things, so, we should relax again. Note that this is not required, and it may be slow. */ - *again = true; + *again = true; } break; } @@ -990,53 +986,53 @@ elf32_h8_relax_section (abfd, sec, link_info, again) bfd_vma value = symval + irel->r_addend; if ((bfd_get_mach (abfd) == bfd_mach_h8300 - && value >= 0xff00 - && value <= 0xffff) - || ((bfd_get_mach (abfd) == bfd_mach_h8300h + && value >= 0xff00 + && value <= 0xffff) + || ((bfd_get_mach (abfd) == bfd_mach_h8300h || bfd_get_mach (abfd) == bfd_mach_h8300s) && value >= 0xffff00 && value <= 0xffffff)) { - unsigned char code; + unsigned char code; - /* Note that we've changed the relocs, section contents, + /* Note that we've changed the relocs, section contents, etc. */ - elf_section_data (sec)->relocs = internal_relocs; - elf_section_data (sec)->this_hdr.contents = contents; + elf_section_data (sec)->relocs = internal_relocs; + elf_section_data (sec)->this_hdr.contents = contents; symtab_hdr->contents = (unsigned char *) isymbuf; - /* Get the opcode. */ - code = bfd_get_8 (abfd, contents + irel->r_offset - 2); + /* Get the opcode. */ + code = bfd_get_8 (abfd, contents + irel->r_offset - 2); - /* Sanity check. */ - if (code != 0x6a) + /* Sanity check. */ + if (code != 0x6a) abort (); - code = bfd_get_8 (abfd, contents + irel->r_offset - 1); + code = bfd_get_8 (abfd, contents + irel->r_offset - 1); - if ((code & 0xf0) == 0x00) + if ((code & 0xf0) == 0x00) bfd_put_8 (abfd, (code & 0xf) | 0x20, - contents + irel->r_offset - 2); - else if ((code & 0xf0) == 0x80) + contents + irel->r_offset - 2); + else if ((code & 0xf0) == 0x80) bfd_put_8 (abfd, (code & 0xf) | 0x30, - contents + irel->r_offset - 2); - else + contents + irel->r_offset - 2); + else abort (); - /* Fix the relocation's type. */ - irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), + /* Fix the relocation's type. */ + irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), R_H8_DIR8); - /* Delete two bytes of data. */ - if (!elf32_h8_relax_delete_bytes (abfd, sec, + /* Delete two bytes of data. */ + if (!elf32_h8_relax_delete_bytes (abfd, sec, irel->r_offset + 1, 2)) goto error_return; - /* That will change things, so, we should relax again. + /* That will change things, so, we should relax again. Note that this is not required, and it may be slow. */ - *again = true; + *again = true; } break; } @@ -1048,52 +1044,52 @@ elf32_h8_relax_section (abfd, sec, link_info, again) bfd_vma value = symval + irel->r_addend; if ((bfd_get_mach (abfd) == bfd_mach_h8300 - && value >= 0xff00 - && value <= 0xffff) - || ((bfd_get_mach (abfd) == bfd_mach_h8300h + && value >= 0xff00 + && value <= 0xffff) + || ((bfd_get_mach (abfd) == bfd_mach_h8300h || bfd_get_mach (abfd) == bfd_mach_h8300s) && value >= 0xffff00 && value <= 0xffffff)) { - unsigned char code; + unsigned char code; - /* Note that we've changed the relocs, section contents, + /* Note that we've changed the relocs, section contents, etc. */ - elf_section_data (sec)->relocs = internal_relocs; - elf_section_data (sec)->this_hdr.contents = contents; + elf_section_data (sec)->relocs = internal_relocs; + elf_section_data (sec)->this_hdr.contents = contents; symtab_hdr->contents = (unsigned char *) isymbuf; - /* Get the opcode. */ - code = bfd_get_8 (abfd, contents + irel->r_offset - 2); + /* Get the opcode. */ + code = bfd_get_8 (abfd, contents + irel->r_offset - 2); - /* Sanity check. */ - if (code != 0x6a) + /* Sanity check. */ + if (code != 0x6a) abort (); - code = bfd_get_8 (abfd, contents + irel->r_offset - 1); + code = bfd_get_8 (abfd, contents + irel->r_offset - 1); - if ((code & 0xf0) == 0x00) + if ((code & 0xf0) == 0x00) bfd_put_8 (abfd, (code & 0xf) | 0x20, - contents + irel->r_offset - 2); - else if ((code & 0xf0) == 0x80) + contents + irel->r_offset - 2); + else if ((code & 0xf0) == 0x80) bfd_put_8 (abfd, (code & 0xf) | 0x30, - contents + irel->r_offset - 2); - else + contents + irel->r_offset - 2); + else abort (); - /* Fix the relocation's type. */ - irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), + /* Fix the relocation's type. */ + irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), R_H8_DIR8); - /* Delete two bytes of data. */ - if (!elf32_h8_relax_delete_bytes (abfd, sec, irel->r_offset, 2)) + /* Delete two bytes of data. */ + if (!elf32_h8_relax_delete_bytes (abfd, sec, irel->r_offset, 2)) goto error_return; - /* That will change things, so, we should relax again. + /* That will change things, so, we should relax again. Note that this is not required, and it may be slow. */ - *again = true; + *again = true; } } @@ -1107,34 +1103,34 @@ elf32_h8_relax_section (abfd, sec, link_info, again) if (value <= 0x7fff || value >= 0xff8000) { - unsigned char code; + unsigned char code; - /* Note that we've changed the relocs, section contents, + /* Note that we've changed the relocs, section contents, etc. */ - elf_section_data (sec)->relocs = internal_relocs; - elf_section_data (sec)->this_hdr.contents = contents; + elf_section_data (sec)->relocs = internal_relocs; + elf_section_data (sec)->this_hdr.contents = contents; symtab_hdr->contents = (unsigned char *) isymbuf; - /* Get the opcode. */ - code = bfd_get_8 (abfd, contents + irel->r_offset - 1); + /* Get the opcode. */ + code = bfd_get_8 (abfd, contents + irel->r_offset - 1); - /* We just need to turn off bit 0x20. */ - code &= ~0x20; + /* We just need to turn off bit 0x20. */ + code &= ~0x20; - bfd_put_8 (abfd, code, contents + irel->r_offset - 1); + bfd_put_8 (abfd, code, contents + irel->r_offset - 1); - /* Fix the relocation's type. */ - irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), + /* Fix the relocation's type. */ + irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), R_H8_DIR16A8); - /* Delete two bytes of data. */ - if (!elf32_h8_relax_delete_bytes (abfd, sec, + /* Delete two bytes of data. */ + if (!elf32_h8_relax_delete_bytes (abfd, sec, irel->r_offset + 1, 2)) goto error_return; - /* That will change things, so, we should relax again. + /* That will change things, so, we should relax again. Note that this is not required, and it may be slow. */ - *again = true; + *again = true; } break; } |