diff options
Diffstat (limited to 'bfd/elf32-nios2.c')
| -rw-r--r-- | bfd/elf32-nios2.c | 44 |
1 files changed, 26 insertions, 18 deletions
diff --git a/bfd/elf32-nios2.c b/bfd/elf32-nios2.c index 29e1e5a..e160054 100644 --- a/bfd/elf32-nios2.c +++ b/bfd/elf32-nios2.c @@ -31,6 +31,7 @@ #include "elf/nios2.h" #include "opcode/nios2.h" #include "elf32-nios2.h" +#include "libiberty.h" /* Use RELA relocations. */ #ifndef USE_RELA @@ -1578,10 +1579,8 @@ lookup_howto (unsigned int rtype, bfd *abfd) int i; /* R2 relocations are a superset of R1, so use that for the lookup table. */ - int r1_howto_tbl_size = (int) (sizeof (elf_nios2_r1_howto_table_rel) - / sizeof (elf_nios2_r1_howto_table_rel[0])); - int r2_howto_tbl_size = (int) (sizeof (elf_nios2_r2_howto_table_rel) - / sizeof (elf_nios2_r2_howto_table_rel[0])); + int r1_howto_tbl_size = (int) ARRAY_SIZE (elf_nios2_r1_howto_table_rel); + int r2_howto_tbl_size = (int) ARRAY_SIZE (elf_nios2_r2_howto_table_rel); if (!initialized) { @@ -1597,18 +1596,19 @@ lookup_howto (unsigned int rtype, bfd *abfd) } } - BFD_ASSERT (rtype <= R_NIOS2_ILLEGAL); + if (rtype > R_NIOS2_ILLEGAL) + return NULL; i = elf_code_to_howto_index[rtype]; if (BFD_IS_R2 (abfd)) { if (i >= r2_howto_tbl_size) - return 0; + return NULL; return elf_nios2_r2_howto_table_rel + i; } else { if (i >= r1_howto_tbl_size) - return 0; + return NULL; return elf_nios2_r1_howto_table_rel + i; } } @@ -1620,7 +1620,8 @@ struct elf_reloc_map enum elf_nios2_reloc_type elf_val; }; -static const struct elf_reloc_map nios2_reloc_map[] = { +static const struct elf_reloc_map nios2_reloc_map[] = +{ {BFD_RELOC_NONE, R_NIOS2_NONE}, {BFD_RELOC_NIOS2_S16, R_NIOS2_S16}, {BFD_RELOC_NIOS2_U16, R_NIOS2_U16}, @@ -2954,18 +2955,16 @@ nios2_elf32_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info) return TRUE; } - /* Implement bfd_elf32_bfd_reloc_type_lookup: Given a BFD reloc type, return a howto structure. */ + static reloc_howto_type * nios2_elf32_bfd_reloc_type_lookup (bfd *abfd, bfd_reloc_code_real_type code) { int i; - for (i = 0; - i < (int) (sizeof (nios2_reloc_map) / sizeof (struct elf_reloc_map)); - ++i) + for (i = 0; i < (int) ARRAY_SIZE (nios2_reloc_map); ++i) if (nios2_reloc_map[i].bfd_val == code) return lookup_howto (nios2_reloc_map[i].elf_val, abfd); return NULL; @@ -2973,6 +2972,7 @@ nios2_elf32_bfd_reloc_type_lookup (bfd *abfd, /* Implement bfd_elf32_bfd_reloc_name_lookup: Given a reloc name, return a howto structure. */ + static reloc_howto_type * nios2_elf32_bfd_reloc_name_lookup (bfd *abfd, const char *r_name) @@ -2984,32 +2984,40 @@ nios2_elf32_bfd_reloc_name_lookup (bfd *abfd, if (BFD_IS_R2 (abfd)) { howto_tbl = elf_nios2_r2_howto_table_rel; - howto_tbl_size = (int) (sizeof (elf_nios2_r2_howto_table_rel) - / sizeof (elf_nios2_r2_howto_table_rel[0])); + howto_tbl_size = (int) ARRAY_SIZE (elf_nios2_r2_howto_table_rel); } else { howto_tbl = elf_nios2_r1_howto_table_rel; - howto_tbl_size = (int) (sizeof (elf_nios2_r1_howto_table_rel) - / sizeof (elf_nios2_r1_howto_table_rel[0])); + howto_tbl_size = (int) ARRAY_SIZE (elf_nios2_r1_howto_table_rel); } for (i = 0; i < howto_tbl_size; i++) if (howto_tbl[i].name && strcasecmp (howto_tbl[i].name, r_name) == 0) return howto_tbl + i; + return NULL; } /* Implement elf_info_to_howto: Given a ELF32 relocation, fill in a arelent structure. */ -static void + +static bfd_boolean nios2_elf32_info_to_howto (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst) { unsigned int r_type; r_type = ELF32_R_TYPE (dst->r_info); - cache_ptr->howto = lookup_howto (r_type, abfd); + if ((cache_ptr->howto = lookup_howto (r_type, abfd)) == NULL) + { + /* xgettext:c-format */ + _bfd_error_handler (_("%pB: unsupported relocation type %#x"), + abfd, r_type); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + return TRUE; } /* Return the base VMA address which should be subtracted from real addresses |