+#ifdef SYMBOLS_NEED_BACKPOINTERS
+
+/* Return the previous symbol in a chain. */
+
+symbolS *
+symbol_previous (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ abort ();
+ return s->sy_previous;
+}
+
+#endif /* SYMBOLS_NEED_BACKPOINTERS */
+
+/* Return the next symbol in a chain. */
+
+symbolS *
+symbol_next (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ abort ();
+ return s->sy_next;
+}
+
+/* Return a pointer to the value of a symbol as an expression. */
+
+expressionS *
+symbol_get_value_expression (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ s = local_symbol_convert ((struct local_symbol *) s);
+ return &s->sy_value;
+}
+
+/* Set the value of a symbol to an expression. */
+
+void
+symbol_set_value_expression (s, exp)
+ symbolS *s;
+ const expressionS *exp;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ s = local_symbol_convert ((struct local_symbol *) s);
+ s->sy_value = *exp;
+}
+
+/* Set the frag of a symbol. */
+
+void
+symbol_set_frag (s, f)
+ symbolS *s;
+ fragS *f;
+{
+#ifdef BFD_ASSEMBLER
+ if (LOCAL_SYMBOL_CHECK (s))
+ {
+ local_symbol_set_frag ((struct local_symbol *) s, f);
+ return;
+ }
+#endif
+ s->sy_frag = f;
+}
+
+/* Return the frag of a symbol. */
+
+fragS *
+symbol_get_frag (s)
+ symbolS *s;
+{
+#ifdef BFD_ASSEMBLER
+ if (LOCAL_SYMBOL_CHECK (s))
+ return local_symbol_get_frag ((struct local_symbol *) s);
+#endif
+ return s->sy_frag;
+}
+
+/* Mark a symbol as having been used. */
+
+void
+symbol_mark_used (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return;
+ s->sy_used = 1;
+}
+
+/* Clear the mark of whether a symbol has been used. */
+
+void
+symbol_clear_used (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ s = local_symbol_convert ((struct local_symbol *) s);
+ s->sy_used = 0;
+}
+
+/* Return whether a symbol has been used. */
+
+int
+symbol_used_p (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return 1;
+ return s->sy_used;
+}
+
+/* Mark a symbol as having been used in a reloc. */
+
+void
+symbol_mark_used_in_reloc (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ s = local_symbol_convert ((struct local_symbol *) s);
+ s->sy_used_in_reloc = 1;
+}
+
+/* Clear the mark of whether a symbol has been used in a reloc. */
+
+void
+symbol_clear_used_in_reloc (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return;
+ s->sy_used_in_reloc = 0;
+}
+
+/* Return whether a symbol has been used in a reloc. */
+
+int
+symbol_used_in_reloc_p (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return 0;
+ return s->sy_used_in_reloc;
+}
+
+/* Mark a symbol as an MRI common symbol. */
+
+void
+symbol_mark_mri_common (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ s = local_symbol_convert ((struct local_symbol *) s);
+ s->sy_mri_common = 1;
+}
+
+/* Clear the mark of whether a symbol is an MRI common symbol. */
+
+void
+symbol_clear_mri_common (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return;
+ s->sy_mri_common = 0;
+}
+
+/* Return whether a symbol is an MRI common symbol. */
+
+int
+symbol_mri_common_p (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return 0;
+ return s->sy_mri_common;
+}
+
+/* Mark a symbol as having been written. */
+
+void
+symbol_mark_written (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return;
+ s->written = 1;
+}
+
+/* Clear the mark of whether a symbol has been written. */
+
+void
+symbol_clear_written (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return;
+ s->written = 0;
+}
+
+/* Return whether a symbol has been written. */
+
+int
+symbol_written_p (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return 0;
+ return s->written;
+}
+
+/* Mark a symbol has having been resolved. */
+
+void
+symbol_mark_resolved (s)
+ symbolS *s;
+{
+#ifdef BFD_ASSEMBLER
+ if (LOCAL_SYMBOL_CHECK (s))
+ {
+ local_symbol_mark_resolved ((struct local_symbol *) s);
+ return;
+ }
+#endif
+ s->sy_resolved = 1;
+}
+
+/* Return whether a symbol has been resolved. */
+
+int
+symbol_resolved_p (s)
+ symbolS *s;
+{
+#ifdef BFD_ASSEMBLER
+ if (LOCAL_SYMBOL_CHECK (s))
+ return local_symbol_resolved_p ((struct local_symbol *) s);
+#endif
+ return s->sy_resolved;
+}
+
+/* Return whether a symbol is a section symbol. */
+
+int
+symbol_section_p (s)
+ symbolS *s ATTRIBUTE_UNUSED;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return 0;
+#ifdef BFD_ASSEMBLER
+ return (s->bsym->flags & BSF_SECTION_SYM) != 0;
+#else
+ /* FIXME. */
+ return 0;
+#endif
+}
+
+/* Return whether a symbol is equated to another symbol. */
+
+int
+symbol_equated_p (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return 0;
+ return s->sy_value.X_op == O_symbol;
+}
+
+/* Return whether a symbol has a constant value. */
+
+int
+symbol_constant_p (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ return 1;
+ return s->sy_value.X_op == O_constant;
+}
+
+#ifdef BFD_ASSEMBLER
+
+/* Return the BFD symbol for a symbol. */
+
+asymbol *
+symbol_get_bfdsym (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ s = local_symbol_convert ((struct local_symbol *) s);
+ return s->bsym;
+}
+
+/* Set the BFD symbol for a symbol. */
+
+void
+symbol_set_bfdsym (s, bsym)
+ symbolS *s;
+ asymbol *bsym;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ s = local_symbol_convert ((struct local_symbol *) s);
+ s->bsym = bsym;
+}
+
+#endif /* BFD_ASSEMBLER */
+
+#ifdef OBJ_SYMFIELD_TYPE
+
+/* Get a pointer to the object format information for a symbol. */
+
+OBJ_SYMFIELD_TYPE *
+symbol_get_obj (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ s = local_symbol_convert ((struct local_symbol *) s);
+ return &s->sy_obj;
+}
+
+/* Set the object format information for a symbol. */
+
+void
+symbol_set_obj (s, o)
+ symbolS *s;
+ OBJ_SYMFIELD_TYPE *o;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ s = local_symbol_convert ((struct local_symbol *) s);
+ s->sy_obj = *o;
+}
+
+#endif /* OBJ_SYMFIELD_TYPE */
+
+#ifdef TC_SYMFIELD_TYPE
+
+/* Get a pointer to the processor information for a symbol. */
+
+TC_SYMFIELD_TYPE *
+symbol_get_tc (s)
+ symbolS *s;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ s = local_symbol_convert ((struct local_symbol *) s);
+ return &s->sy_tc;
+}
+
+/* Set the processor information for a symbol. */
+
+void
+symbol_set_tc (s, o)
+ symbolS *s;
+ TC_SYMFIELD_TYPE *o;
+{
+ if (LOCAL_SYMBOL_CHECK (s))
+ s = local_symbol_convert ((struct local_symbol *) s);
+ s->sy_tc = *o;
+}
+
+#endif /* TC_SYMFIELD_TYPE */
+
+void
+symbol_begin ()
+{
+ symbol_lastP = NULL;
+ symbol_rootP = NULL; /* In case we have 0 symbols (!!) */
+ sy_hash = hash_new ();
+#ifdef BFD_ASSEMBLER
+ local_hash = hash_new ();
+#endif
+
+ memset ((char *) (&abs_symbol), '\0', sizeof (abs_symbol));
+#ifdef BFD_ASSEMBLER
+#if defined (EMIT_SECTION_SYMBOLS) || !defined (RELOC_REQUIRES_SYMBOL)
+ abs_symbol.bsym = bfd_abs_section.symbol;
+#endif
+#else
+ /* Can't initialise a union. Sigh. */
+ S_SET_SEGMENT (&abs_symbol, absolute_section);
+#endif
+ abs_symbol.sy_value.X_op = O_constant;
+ abs_symbol.sy_frag = &zero_address_frag;
+
+ if (LOCAL_LABELS_FB)
+ fb_label_init ();
+}
+\f
+int indent_level;
+
+/* Maximum indent level.
+ Available for modification inside a gdb session. */
+int max_indent_level = 8;
+
+#if 0
+
+static void
+indent ()
+{
+ printf ("%*s", indent_level * 4, "");
+}
+
+#endif
+
+void
+print_symbol_value_1 (file, sym)
+ FILE *file;
+ symbolS *sym;
+{
+ const char *name = S_GET_NAME (sym);
+ if (!name || !name[0])
+ name = "(unnamed)";
+ fprintf (file, "sym %lx %s", (unsigned long) sym, name);
+
+ if (LOCAL_SYMBOL_CHECK (sym))
+ {
+#ifdef BFD_ASSEMBLER
+ struct local_symbol *locsym = (struct local_symbol *) sym;
+ if (local_symbol_get_frag (locsym) != &zero_address_frag
+ && local_symbol_get_frag (locsym) != NULL)
+ fprintf (file, " frag %lx", (long) local_symbol_get_frag (locsym));
+ if (local_symbol_resolved_p (locsym))
+ fprintf (file, " resolved");
+ fprintf (file, " local");
+#endif
+ }
+ else
+ {
+ if (sym->sy_frag != &zero_address_frag)
+ fprintf (file, " frag %lx", (long) sym->sy_frag);
+ if (sym->written)
+ fprintf (file, " written");
+ if (sym->sy_resolved)
+ fprintf (file, " resolved");
+ else if (sym->sy_resolving)
+ fprintf (file, " resolving");
+ if (sym->sy_used_in_reloc)
+ fprintf (file, " used-in-reloc");
+ if (sym->sy_used)
+ fprintf (file, " used");
+ if (S_IS_LOCAL (sym))
+ fprintf (file, " local");
+ if (S_IS_EXTERN (sym))
+ fprintf (file, " extern");
+ if (S_IS_DEBUG (sym))
+ fprintf (file, " debug");
+ if (S_IS_DEFINED (sym))
+ fprintf (file, " defined");
+ }
+ fprintf (file, " %s", segment_name (S_GET_SEGMENT (sym)));
+ if (symbol_resolved_p (sym))
+ {
+ segT s = S_GET_SEGMENT (sym);
+
+ if (s != undefined_section
+ && s != expr_section)
+ fprintf (file, " %lx", (long) S_GET_VALUE (sym));
+ }
+ else if (indent_level < max_indent_level
+ && S_GET_SEGMENT (sym) != undefined_section)
+ {
+ indent_level++;
+ fprintf (file, "\n%*s<", indent_level * 4, "");
+#ifdef BFD_ASSEMBLER
+ if (LOCAL_SYMBOL_CHECK (sym))
+ fprintf (file, "constant %lx",
+ (long) ((struct local_symbol *) sym)->lsy_offset);
+ else
+#endif
+ print_expr_1 (file, &sym->sy_value);
+ fprintf (file, ">");
+ indent_level--;
+ }
+ fflush (file);
+}
+
+void
+print_symbol_value (sym)
+ symbolS *sym;
+{
+ indent_level = 0;
+ print_symbol_value_1 (stderr, sym);
+ fprintf (stderr, "\n");
+}
+
+static void
+print_binary (file, name, exp)
+ FILE *file;
+ const char *name;
+ expressionS *exp;
+{
+ indent_level++;
+ fprintf (file, "%s\n%*s<", name, indent_level * 4, "");
+ print_symbol_value_1 (file, exp->X_add_symbol);
+ fprintf (file, ">\n%*s<", indent_level * 4, "");
+ print_symbol_value_1 (file, exp->X_op_symbol);
+ fprintf (file, ">");
+ indent_level--;
+}
+
+void
+print_expr_1 (file, exp)
+ FILE *file;
+ expressionS *exp;
+{
+ fprintf (file, "expr %lx ", (long) exp);
+ switch (exp->X_op)
+ {
+ case O_illegal:
+ fprintf (file, "illegal");
+ break;
+ case O_absent:
+ fprintf (file, "absent");
+ break;
+ case O_constant:
+ fprintf (file, "constant %lx", (long) exp->X_add_number);
+ break;
+ case O_symbol:
+ indent_level++;
+ fprintf (file, "symbol\n%*s<", indent_level * 4, "");
+ print_symbol_value_1 (file, exp->X_add_symbol);
+ fprintf (file, ">");
+ maybe_print_addnum:
+ if (exp->X_add_number)
+ fprintf (file, "\n%*s%lx", indent_level * 4, "",
+ (long) exp->X_add_number);
+ indent_level--;
+ break;
+ case O_register:
+ fprintf (file, "register #%d", (int) exp->X_add_number);
+ break;
+ case O_big:
+ fprintf (file, "big");
+ break;
+ case O_uminus:
+ fprintf (file, "uminus -<");
+ indent_level++;
+ print_symbol_value_1 (file, exp->X_add_symbol);
+ fprintf (file, ">");
+ goto maybe_print_addnum;
+ case O_bit_not:
+ fprintf (file, "bit_not");
+ break;
+ case O_multiply:
+ print_binary (file, "multiply", exp);
+ break;
+ case O_divide:
+ print_binary (file, "divide", exp);
+ break;
+ case O_modulus:
+ print_binary (file, "modulus", exp);
+ break;
+ case O_left_shift:
+ print_binary (file, "lshift", exp);
+ break;
+ case O_right_shift:
+ print_binary (file, "rshift", exp);
+ break;
+ case O_bit_inclusive_or:
+ print_binary (file, "bit_ior", exp);
+ break;
+ case O_bit_exclusive_or:
+ print_binary (file, "bit_xor", exp);
+ break;
+ case O_bit_and:
+ print_binary (file, "bit_and", exp);
+ break;
+ case O_eq:
+ print_binary (file, "eq", exp);
+ break;
+ case O_ne:
+ print_binary (file, "ne", exp);
+ break;
+ case O_lt:
+ print_binary (file, "lt", exp);
+ break;
+ case O_le:
+ print_binary (file, "le", exp);
+ break;
+ case O_ge:
+ print_binary (file, "ge", exp);
+ break;
+ case O_gt:
+ print_binary (file, "gt", exp);
+ break;
+ case O_logical_and:
+ print_binary (file, "logical_and", exp);
+ break;
+ case O_logical_or:
+ print_binary (file, "logical_or", exp);
+ break;
+ case O_add:
+ indent_level++;
+ fprintf (file, "add\n%*s<", indent_level * 4, "");
+ print_symbol_value_1 (file, exp->X_add_symbol);
+ fprintf (file, ">\n%*s<", indent_level * 4, "");
+ print_symbol_value_1 (file, exp->X_op_symbol);
+ fprintf (file, ">");
+ goto maybe_print_addnum;
+ case O_subtract:
+ indent_level++;
+ fprintf (file, "subtract\n%*s<", indent_level * 4, "");
+ print_symbol_value_1 (file, exp->X_add_symbol);
+ fprintf (file, ">\n%*s<", indent_level * 4, "");
+ print_symbol_value_1 (file, exp->X_op_symbol);
+ fprintf (file, ">");
+ goto maybe_print_addnum;
+ default:
+ fprintf (file, "{unknown opcode %d}", (int) exp->X_op);
+ break;
+ }
+ fflush (stdout);
+}
+
+void
+print_expr (exp)
+ expressionS *exp;
+{
+ print_expr_1 (stderr, exp);
+ fprintf (stderr, "\n");
+}
+
+void
+symbol_print_statistics (file)
+ FILE *file;
+{
+ hash_print_statistics (file, "symbol table", sy_hash);
+#ifdef BFD_ASSEMBLER
+ hash_print_statistics (file, "mini local symbol table", local_hash);
+ fprintf (file, "%lu mini local symbols created, %lu converted\n",
+ local_symbol_count, local_symbol_conversion_count);
+#endif
+}
projects / deliverable / binutils-gdb.git / blobdiff