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Diffstat (limited to 'debug/DwarfTypes.ml')
| -rw-r--r-- | debug/DwarfTypes.ml | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/debug/DwarfTypes.ml b/debug/DwarfTypes.ml new file mode 100644 index 00000000..5a832bdf --- /dev/null +++ b/debug/DwarfTypes.ml @@ -0,0 +1,248 @@ +(* *********************************************************************) +(* *) +(* The Compcert verified compiler *) +(* *) +(* Bernhard Schommer, AbsInt Angewandte Informatik GmbH *) +(* *) +(* AbsInt Angewandte Informatik GmbH. All rights reserved. This file *) +(* is distributed under the terms of the INRIA Non-Commercial *) +(* License Agreement. *) +(* *) +(* *********************************************************************) + +(* Types used for writing dwarf debug information *) + +(* Basic types for the value of attributes *) + +type constant = int + +type flag = bool + +type reference = int + +type encoding = + | DW_ATE_address + | DW_ATE_boolean + | DW_ATE_complex_float + | DW_ATE_float + | DW_ATE_signed + | DW_ATE_signed_char + | DW_ATE_unsigned + | DW_ATE_unsigned_char + +type address = int + +type language = + | DW_LANG_C + | DW_LANG_C89 + +type block = string + +type location_value = + | LocConst of constant + | LocBlock of block + +type data_location_value = + | DataLocBlock of block + | DataLocRef of reference + +type bound_value = + | BoundConst of constant + | BoundRef of reference + +(* Types representing the attribute information per tag value *) + +type dw_tag_array_type = + { + array_type_decl_file: string option; + array_type_decl_line: constant option; + array_type: reference; + } + +type dw_tag_base_type = + { + base_type_byte_size: constant; + base_type_encoding: encoding; + base_type_name: string; + } + +type dw_tag_compile_unit = + { + compile_unit_comp_dir: string; + compile_unit_high_pc: address; + compile_unit_low_pc: address; + compile_unit_language: language; + compile_unit_name: string; + compile_unit_producer: string; + compile_unit_stmt_list: constant option; + } + +type dw_tag_const_type = + { + const_type: reference; + } + +type dw_tag_enumeration_type = + { + enumeration_decl_file: string option; + enumeration_decl_line: constant option; + enumeration_byte_size: constant; + enumeration_declaration: flag option; + enumeration_name: string; + } + +type dw_tag_enumerator = + { + enumerator_decl_file: string option; + enumerator_decl_line: constant option; + enumerator_value: constant; + enumerator_name: string; + } + +type dw_tag_formal_parameter = + { + formal_parameter_decl_file: string option; + formal_parameter_decl_line: constant option; + formal_parameter_artificial: flag option; + formal_parameter_location: location_value option; + formal_parameter_name: string; + formal_parameter_segment: location_value option; + formal_parameter_type: reference; + formal_parameter_variable_parameter: flag option; + } + +type dw_tag_label = + { + label_low_pc: address; + label_name: string; + } + +type dw_tag_lexical_block = + { + lexical_block__high_pc: address; + lexical_block_low_pc: address; + } + +type dw_tag_member = + { + member_decl_file: string option; + member_decl_line: constant option; + member_byte_size: constant option; + member_bit_offset: constant option; + member_bit_size: constant option; + member_data_member_location: data_location_value option; + member_declaration: flag option; + member_name: string; + member_type: reference; + } + +type dw_tag_pointer_type = + { + pointer_type: reference; + } + +type dw_tag_structure_type = + { + structure_decl_file: string option; + structure_decl_line: constant option; + structure_byte_size: constant; + structure_declaration: flag option; + structure_name: string; + } + +type dw_tag_subprogram = + { + subprogram_decl_file: string option; + subprogram_decl_line: constant option; + subprogram_external: flag option; + subprogram_frame_base: location_value option; + subprogram_high_pc: address; + subprogram_low_pc: address; + subprogram_name: string; + subprogram_prototyped: flag; + subprogram_type: reference; + } + +type dw_tag_subrange_type = + { + subrange_type: reference option; + subrange_upper_bound: bound_value; + } + +type dw_tag_subroutine_type = + { + subroutine_prototyped: flag; + } + +type dw_tag_typedef = + { + typedef_decl_file: string option; + typedef_decl_line: constant option; + typedef_name: string; + typedef_type: reference; + } + +type dw_tag_union_type = + { + union_decl_file: string option; + union_decl_line: constant option; + union_byte_size: constant; + union_name: string; + } + +type dw_tag_unspecified_parameter = + { + unspecified_parameter_decl_file: string option; + unspecified_parameter_decl_line: constant option; + unspecified_parameter_artificial: flag option; + } + +type dw_tag_variable = + { + variable_decl_file: string option; + variable_decl_line: constant option; + variable_declaration: flag option; + variable_external: flag option; + variable_location: location_value option; + variable_name: string; + variable_segment: location_value option; + variable_type: reference; + } + +type dw_tag_volatile_type = + { + volatile_type: reference; + } + +type dw_tag = + | DW_TAG_array_type of dw_tag_array_type + | DW_TAG_base_type of dw_tag_base_type + | DW_TAG_compile_unit of dw_tag_compile_unit + | DW_TAG_const_type of dw_tag_const_type + | DW_TAG_enumeration_type of dw_tag_enumeration_type + | DW_TAG_enumerator of dw_tag_enumerator + | DW_TAG_formal_parameter of dw_tag_formal_parameter + | DW_TAG_label of dw_tag_label + | DW_TAG_lexical_block of dw_tag_lexical_block + | DW_TAG_member of dw_tag_member + | DW_TAG_pointer_type of dw_tag_pointer_type + | DW_TAG_structure_type of dw_tag_structure_type + | DW_TAG_subprogram of dw_tag_subprogram + | DW_TAG_subrange_type of dw_tag_subrange_type + | DW_TAG_subroutine_type of dw_tag_subroutine_type + | DW_TAG_typedef of dw_tag_typedef + | DW_TAG_union_type of dw_tag_union_type + | DW_TAG_unspecified_parameter of dw_tag_unspecified_parameter + | DW_TAG_variable of dw_tag_variable + | DW_TAG_volatile_type of dw_tag_volatile_type + +(* The type of the entries. *) + +type dw_entry = + { + tag: dw_tag; + children: dw_entry list; + id: reference; + } + + |