diff options
Diffstat (limited to 'gdb/symtab.h')
| -rw-r--r-- | gdb/symtab.h | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/gdb/symtab.h b/gdb/symtab.h index b3a9a6b..3f645b1 100644 --- a/gdb/symtab.h +++ b/gdb/symtab.h @@ -711,10 +711,19 @@ struct symbol struct type *type; - /* The symbol table containing this symbol. This is the file - associated with LINE. It can be NULL during symbols read-in but it is - never NULL during normal operation. */ - struct symtab *symtab; + /* The owner of this symbol. + Which one to use is defined by symbol.is_arch_owned. */ + + union + { + /* The symbol table containing this symbol. This is the file associated + with LINE. It can be NULL during symbols read-in but it is never NULL + during normal operation. */ + struct symtab *symtab; + + /* For types defined by the architecture. */ + struct gdbarch *arch; + } owner; /* Domain code. */ @@ -726,6 +735,11 @@ struct symbol unsigned int aclass_index : SYMBOL_ACLASS_BITS; + /* If non-zero then symbol is objfile-owned, use owner.symtab. + Otherwise symbol is arch-owned, use owner.arch. */ + + unsigned int is_objfile_owned : 1; + /* Whether this is an argument. */ unsigned is_argument : 1; @@ -742,6 +756,7 @@ struct symbol SYMBOL_INLINED set) this is the line number of the function's call site. Inlined function symbols are not definitions, and they are never found by symbol table lookup. + If this symbol is arch-owned, LINE shall be zero. FIXME: Should we really make the assumption that nobody will try to debug files longer than 64K lines? What about machine @@ -769,10 +784,14 @@ struct symbol extern const struct symbol_impl *symbol_impls; +/* Note: There is no accessor macro for symbol.owner because it is + "private". */ + #define SYMBOL_DOMAIN(symbol) (symbol)->domain #define SYMBOL_IMPL(symbol) (symbol_impls[(symbol)->aclass_index]) #define SYMBOL_ACLASS_INDEX(symbol) (symbol)->aclass_index #define SYMBOL_CLASS(symbol) (SYMBOL_IMPL (symbol).aclass) +#define SYMBOL_OBJFILE_OWNED(symbol) ((symbol)->is_objfile_owned) #define SYMBOL_IS_ARGUMENT(symbol) (symbol)->is_argument #define SYMBOL_INLINED(symbol) (symbol)->is_inlined #define SYMBOL_IS_CPLUS_TEMPLATE_FUNCTION(symbol) \ |