]> Git Repo - binutils.git/blobdiff - gdb/dwarf2read.c
* NEWS: Mention pointer to member improvements.
[binutils.git] / gdb / dwarf2read.c
index d026572c9ffbc613a6bc97dd457bc24f5512af5c..3dcf436210d0f1a14bbcebee55804ba34bfbc7d3 100644 (file)
@@ -389,7 +389,9 @@ struct dwarf2_per_cu_data
      it.  */
   htab_t type_hash;
 
-  /* The partial symbol table associated with this compilation unit.  */
+  /* The partial symbol table associated with this compilation unit,
+     or NULL for partial units (which do not have an associated
+     symtab).  */
   struct partial_symtab *psymtab;
 };
 
@@ -1066,7 +1068,8 @@ static void reset_die_and_siblings_types (struct die_info *,
 
 static void create_all_comp_units (struct objfile *);
 
-static struct dwarf2_cu *load_full_comp_unit (struct dwarf2_per_cu_data *);
+static struct dwarf2_cu *load_full_comp_unit (struct dwarf2_per_cu_data *,
+                                             struct objfile *);
 
 static void process_full_comp_unit (struct dwarf2_per_cu_data *);
 
@@ -1470,6 +1473,14 @@ dwarf2_build_psymtabs_hard (struct objfile *objfile, int mainline)
       info_ptr = read_partial_die (&comp_unit_die, abbrev, bytes_read,
                                   abfd, info_ptr, &cu);
 
+      if (comp_unit_die.tag == DW_TAG_partial_unit)
+       {
+         info_ptr = (beg_of_comp_unit + cu.header.length
+                     + cu.header.initial_length_size);
+         do_cleanups (back_to_inner);
+         continue;
+       }
+
       /* Set the language we're debugging */
       set_cu_language (comp_unit_die.language, &cu);
 
@@ -2386,14 +2397,14 @@ process_queue (struct objfile *objfile)
     {
       /* Read in this compilation unit.  This may add new items to
         the end of the queue.  */
-      load_full_comp_unit (item->per_cu);
+      load_full_comp_unit (item->per_cu, objfile);
 
       item->per_cu->cu->read_in_chain = dwarf2_per_objfile->read_in_chain;
       dwarf2_per_objfile->read_in_chain = item->per_cu;
 
       /* If this compilation unit has already had full symbols created,
         reset the TYPE fields in each DIE.  */
-      if (item->per_cu->psymtab->readin)
+      if (item->per_cu->type_hash)
        reset_die_and_siblings_types (item->per_cu->cu->dies,
                                      item->per_cu->cu);
     }
@@ -2402,7 +2413,7 @@ process_queue (struct objfile *objfile)
      them, one at a time, removing from the queue as we finish.  */
   for (item = dwarf2_queue; item != NULL; dwarf2_queue = item = next_item)
     {
-      if (!item->per_cu->psymtab->readin)
+      if (item->per_cu->psymtab && !item->per_cu->psymtab->readin)
        process_full_comp_unit (item->per_cu);
 
       item->per_cu->queued = 0;
@@ -2495,10 +2506,9 @@ psymtab_to_symtab_1 (struct partial_symtab *pst)
 /* Load the DIEs associated with PST and PER_CU into memory.  */
 
 static struct dwarf2_cu *
-load_full_comp_unit (struct dwarf2_per_cu_data *per_cu)
+load_full_comp_unit (struct dwarf2_per_cu_data *per_cu, struct objfile *objfile)
 {
-  struct partial_symtab *pst = per_cu->psymtab;
-  bfd *abfd = pst->objfile->obfd;
+  bfd *abfd = objfile->obfd;
   struct dwarf2_cu *cu;
   unsigned long offset;
   gdb_byte *info_ptr;
@@ -2517,7 +2527,7 @@ load_full_comp_unit (struct dwarf2_per_cu_data *per_cu)
   /* If an error occurs while loading, release our storage.  */
   free_cu_cleanup = make_cleanup (free_one_comp_unit, cu);
 
-  cu->objfile = pst->objfile;
+  cu->objfile = objfile;
 
   /* read in the comp_unit header  */
   info_ptr = read_comp_unit_head (&cu->header, info_ptr, abfd);
@@ -3689,7 +3699,6 @@ dwarf2_attach_fn_fields_to_type (struct field_info *fip, struct type *type,
   TYPE_NFN_FIELDS_TOTAL (type) = total_length;
 }
 
-
 /* Returns non-zero if NAME is the name of a vtable member in CU's
    language, zero otherwise.  */
 static int
@@ -3769,7 +3778,7 @@ quirk_gcc_member_function_pointer (struct die_info *die, struct dwarf2_cu *cu)
   smash_to_method_type (type, domain_type, TYPE_TARGET_TYPE (pfn_type),
                        TYPE_FIELDS (pfn_type), TYPE_NFIELDS (pfn_type),
                        TYPE_VARARGS (pfn_type));
-  type = lookup_pointer_type (type);
+  type = lookup_methodptr_type (type);
   set_die_type (die, type, cu);
 
   return 1;
@@ -4551,10 +4560,13 @@ read_tag_ptr_to_member_type (struct die_info *die, struct dwarf2_cu *cu)
       return;
     }
 
-  type = alloc_type (objfile);
   to_type = die_type (die, cu);
   domain = die_containing_type (die, cu);
-  smash_to_member_type (type, domain, to_type);
+
+  if (TYPE_CODE (check_typedef (to_type)) == TYPE_CODE_METHOD)
+    type = lookup_methodptr_type (to_type);
+  else
+    type = lookup_memberptr_type (to_type, domain);
 
   set_die_type (die, type, cu);
 }
@@ -7871,14 +7883,34 @@ dwarf_tag_name (unsigned tag)
       return "DW_TAG_partial_unit";
     case DW_TAG_imported_unit:
       return "DW_TAG_imported_unit";
+    case DW_TAG_condition:
+      return "DW_TAG_condition";
+    case DW_TAG_shared_type:
+      return "DW_TAG_shared_type";
     case DW_TAG_MIPS_loop:
       return "DW_TAG_MIPS_loop";
+    case DW_TAG_HP_array_descriptor:
+      return "DW_TAG_HP_array_descriptor";
     case DW_TAG_format_label:
       return "DW_TAG_format_label";
     case DW_TAG_function_template:
       return "DW_TAG_function_template";
     case DW_TAG_class_template:
       return "DW_TAG_class_template";
+    case DW_TAG_GNU_BINCL:
+      return "DW_TAG_GNU_BINCL";
+    case DW_TAG_GNU_EINCL:
+      return "DW_TAG_GNU_EINCL";
+    case DW_TAG_upc_shared_type:
+      return "DW_TAG_upc_shared_type";
+    case DW_TAG_upc_strict_type:
+      return "DW_TAG_upc_strict_type";
+    case DW_TAG_upc_relaxed_type:
+      return "DW_TAG_upc_relaxed_type";
+    case DW_TAG_PGI_kanji_type:
+      return "DW_TAG_PGI_kanji_type";
+    case DW_TAG_PGI_interface_block:
+      return "DW_TAG_PGI_interface_block";
     default:
       return "DW_TAG_<unknown>";
     }
@@ -8015,6 +8047,7 @@ dwarf_attr_name (unsigned attr)
       return "DW_AT_virtuality";
     case DW_AT_vtable_elem_location:
       return "DW_AT_vtable_elem_location";
+    /* DWARF 3 values.  */
     case DW_AT_allocated:
       return "DW_AT_allocated";
     case DW_AT_associated:
@@ -8039,7 +8072,38 @@ dwarf_attr_name (unsigned attr)
       return "DW_AT_call_file";
     case DW_AT_call_line:
       return "DW_AT_call_line";
+    case DW_AT_description:
+      return "DW_AT_description";
+    case DW_AT_binary_scale:
+      return "DW_AT_binary_scale";
+    case DW_AT_decimal_scale:
+      return "DW_AT_decimal_scale";
+    case DW_AT_small:
+      return "DW_AT_small";
+    case DW_AT_decimal_sign:
+      return "DW_AT_decimal_sign";
+    case DW_AT_digit_count:
+      return "DW_AT_digit_count";
+    case DW_AT_picture_string:
+      return "DW_AT_picture_string";
+    case DW_AT_mutable:
+      return "DW_AT_mutable";
+    case DW_AT_threads_scaled:
+      return "DW_AT_threads_scaled";
+    case DW_AT_explicit:
+      return "DW_AT_explicit";
+    case DW_AT_object_pointer:
+      return "DW_AT_object_pointer";
+    case DW_AT_endianity:
+      return "DW_AT_endianity";
+    case DW_AT_elemental:
+      return "DW_AT_elemental";
+    case DW_AT_pure:
+      return "DW_AT_pure";
+    case DW_AT_recursive:
+      return "DW_AT_recursive";
 #ifdef MIPS
+    /* SGI/MIPS extensions.  */
     case DW_AT_MIPS_fde:
       return "DW_AT_MIPS_fde";
     case DW_AT_MIPS_loop_begin:
@@ -8052,10 +8116,47 @@ dwarf_attr_name (unsigned attr)
       return "DW_AT_MIPS_loop_unroll_factor";
     case DW_AT_MIPS_software_pipeline_depth:
       return "DW_AT_MIPS_software_pipeline_depth";
-#endif
     case DW_AT_MIPS_linkage_name:
       return "DW_AT_MIPS_linkage_name";
-
+    case DW_AT_MIPS_stride:
+      return "DW_AT_MIPS_stride";
+    case DW_AT_MIPS_abstract_name:
+      return "DW_AT_MIPS_abstract_name";
+    case DW_AT_MIPS_clone_origin:
+      return "DW_AT_MIPS_clone_origin";
+    case DW_AT_MIPS_has_inlines:
+      return "DW_AT_MIPS_has_inlines";
+#endif
+    /* HP extensions.  */
+    case DW_AT_HP_block_index:
+      return "DW_AT_HP_block_index";
+    case DW_AT_HP_unmodifiable:
+      return "DW_AT_HP_unmodifiable";
+    case DW_AT_HP_actuals_stmt_list:
+      return "DW_AT_HP_actuals_stmt_list";
+    case DW_AT_HP_proc_per_section:
+      return "DW_AT_HP_proc_per_section";
+    case DW_AT_HP_raw_data_ptr:
+      return "DW_AT_HP_raw_data_ptr";
+    case DW_AT_HP_pass_by_reference:
+      return "DW_AT_HP_pass_by_reference";
+    case DW_AT_HP_opt_level:
+      return "DW_AT_HP_opt_level";
+    case DW_AT_HP_prof_version_id:
+      return "DW_AT_HP_prof_version_id";
+    case DW_AT_HP_opt_flags:
+      return "DW_AT_HP_opt_flags";
+    case DW_AT_HP_cold_region_low_pc:
+      return "DW_AT_HP_cold_region_low_pc";
+    case DW_AT_HP_cold_region_high_pc:
+      return "DW_AT_HP_cold_region_high_pc";
+    case DW_AT_HP_all_variables_modifiable:
+      return "DW_AT_HP_all_variables_modifiable";
+    case DW_AT_HP_linkage_name:
+      return "DW_AT_HP_linkage_name";
+    case DW_AT_HP_prof_flags:
+      return "DW_AT_HP_prof_flags";
+    /* GNU extensions.  */
     case DW_AT_sf_names:
       return "DW_AT_sf_names";
     case DW_AT_src_info:
@@ -8070,6 +8171,19 @@ dwarf_attr_name (unsigned attr)
       return "DW_AT_body_end";
     case DW_AT_GNU_vector:
       return "DW_AT_GNU_vector";
+    /* VMS extensions.  */
+    case DW_AT_VMS_rtnbeg_pd_address:
+      return "DW_AT_VMS_rtnbeg_pd_address";
+    /* UPC extension.  */
+    case DW_AT_upc_threads_scaled:
+      return "DW_AT_upc_threads_scaled";
+    /* PGI (STMicroelectronics) extensions.  */
+    case DW_AT_PGI_lbase:
+      return "DW_AT_PGI_lbase";
+    case DW_AT_PGI_soffset:
+      return "DW_AT_PGI_soffset";
+    case DW_AT_PGI_lstride:
+      return "DW_AT_PGI_lstride";
     default:
       return "DW_AT_<unknown>";
     }
@@ -8426,7 +8540,7 @@ dwarf_stack_op_name (unsigned op)
       return "DW_OP_xderef_size";
     case DW_OP_nop:
       return "DW_OP_nop";
-      /* DWARF 3 extensions.  */
+    /* DWARF 3 extensions.  */
     case DW_OP_push_object_address:
       return "DW_OP_push_object_address";
     case DW_OP_call2:
@@ -8435,9 +8549,28 @@ dwarf_stack_op_name (unsigned op)
       return "DW_OP_call4";
     case DW_OP_call_ref:
       return "DW_OP_call_ref";
-      /* GNU extensions.  */
+    /* GNU extensions.  */
+    case DW_OP_form_tls_address:
+      return "DW_OP_form_tls_address";
+    case DW_OP_call_frame_cfa:
+      return "DW_OP_call_frame_cfa";
+    case DW_OP_bit_piece:
+      return "DW_OP_bit_piece";
     case DW_OP_GNU_push_tls_address:
       return "DW_OP_GNU_push_tls_address";
+    /* HP extensions. */ 
+    case DW_OP_HP_is_value:
+      return "DW_OP_HP_is_value";
+    case DW_OP_HP_fltconst4:
+      return "DW_OP_HP_fltconst4";
+    case DW_OP_HP_fltconst8:
+      return "DW_OP_HP_fltconst8";
+    case DW_OP_HP_mod_range:
+      return "DW_OP_HP_mod_range";
+    case DW_OP_HP_unmod_range:
+      return "DW_OP_HP_unmod_range";
+    case DW_OP_HP_tls:
+      return "DW_OP_HP_tls";
     default:
       return "OP_<unknown>";
     }
@@ -8459,6 +8592,8 @@ dwarf_type_encoding_name (unsigned enc)
 {
   switch (enc)
     {
+    case DW_ATE_void:
+      return "DW_ATE_void";
     case DW_ATE_address:
       return "DW_ATE_address";
     case DW_ATE_boolean:
@@ -8475,8 +8610,36 @@ dwarf_type_encoding_name (unsigned enc)
       return "DW_ATE_unsigned";
     case DW_ATE_unsigned_char:
       return "DW_ATE_unsigned_char";
+    /* DWARF 3.  */
     case DW_ATE_imaginary_float:
       return "DW_ATE_imaginary_float";
+    case DW_ATE_packed_decimal:
+      return "DW_ATE_packed_decimal";
+    case DW_ATE_numeric_string:
+      return "DW_ATE_numeric_string";
+    case DW_ATE_edited:
+      return "DW_ATE_edited";
+    case DW_ATE_signed_fixed:
+      return "DW_ATE_signed_fixed";
+    case DW_ATE_unsigned_fixed:
+      return "DW_ATE_unsigned_fixed";
+    case DW_ATE_decimal_float:
+      return "DW_ATE_decimal_float";
+    /* HP extensions.  */
+    case DW_ATE_HP_float80:
+      return "DW_ATE_HP_float80";
+    case DW_ATE_HP_complex_float80:
+      return "DW_ATE_HP_complex_float80";
+    case DW_ATE_HP_float128:
+      return "DW_ATE_HP_float128";
+    case DW_ATE_HP_complex_float128:
+      return "DW_ATE_HP_complex_float128";
+    case DW_ATE_HP_floathpintel:
+      return "DW_ATE_HP_floathpintel";
+    case DW_ATE_HP_imaginary_float80:
+      return "DW_ATE_HP_imaginary_float80";
+    case DW_ATE_HP_imaginary_float128:
+      return "DW_ATE_HP_imaginary_float128";
     default:
       return "DW_ATE_<unknown>";
     }
@@ -8526,8 +8689,7 @@ dwarf_cfi_name (unsigned cfi_opc)
       return "DW_CFA_def_cfa_register";
     case DW_CFA_def_cfa_offset:
       return "DW_CFA_def_cfa_offset";
-
-    /* DWARF 3 */
+    /* DWARF 3.  */
     case DW_CFA_def_cfa_expression:
       return "DW_CFA_def_cfa_expression";
     case DW_CFA_expression:
@@ -8538,19 +8700,22 @@ dwarf_cfi_name (unsigned cfi_opc)
       return "DW_CFA_def_cfa_sf";
     case DW_CFA_def_cfa_offset_sf:
       return "DW_CFA_def_cfa_offset_sf";
-
-      /* SGI/MIPS specific */
+    case DW_CFA_val_offset:
+      return "DW_CFA_val_offset";
+    case DW_CFA_val_offset_sf:
+      return "DW_CFA_val_offset_sf";
+    case DW_CFA_val_expression:
+      return "DW_CFA_val_expression";
+    /* SGI/MIPS specific.  */
     case DW_CFA_MIPS_advance_loc8:
       return "DW_CFA_MIPS_advance_loc8";
-
-    /* GNU extensions */
+    /* GNU extensions.  */
     case DW_CFA_GNU_window_save:
       return "DW_CFA_GNU_window_save";
     case DW_CFA_GNU_args_size:
       return "DW_CFA_GNU_args_size";
     case DW_CFA_GNU_negative_offset_extended:
       return "DW_CFA_GNU_negative_offset_extended";
-
     default:
       return "DW_CFA_<unknown>";
     }
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