diff options
Diffstat (limited to 'bfd/elf-bfd.h')
| -rw-r--r-- | bfd/elf-bfd.h | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h index 954105e..aebfbd9 100644 --- a/bfd/elf-bfd.h +++ b/bfd/elf-bfd.h @@ -216,20 +216,22 @@ struct elf_link_hash_entry /* Symbol is __start_SECNAME or __stop_SECNAME to mark section SECNAME. */ unsigned int start_stop : 1; + /* Symbol is or was a weak defined symbol from a dynamic object with + a strong defined symbol alias. U.ALIAS points to a list of aliases, + the definition having is_weakalias clear. */ + unsigned int is_weakalias : 1; /* String table index in .dynstr if this is a dynamic symbol. */ unsigned long dynstr_index; union { - /* If this is a weak defined symbol from a dynamic object, this - field points to a defined symbol with the same value, if there is - one. Otherwise it is NULL. */ - struct elf_link_hash_entry *weakdef; + /* Points to a circular list of non-function symbol aliases. */ + struct elf_link_hash_entry *alias; /* Hash value of the name computed using the ELF hash function. Used part way through size_dynamic_sections, after we've finished - with weakdefs. */ + with aliases. */ unsigned long elf_hash_value; } u; @@ -257,6 +259,16 @@ struct elf_link_hash_entry } u2; }; +/* Return the strong definition for a weak symbol with aliases. */ + +static inline struct elf_link_hash_entry * +weakdef (struct elf_link_hash_entry *h) +{ + while (h->is_weakalias) + h = h->u.alias; + return h; +} + /* Will references to this symbol always reference the symbol in this object? */ #define SYMBOL_REFERENCES_LOCAL(INFO, H) \ |