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(* *********************************************************************)
(* *)
(* 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: constant 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: constant option;
enumeration_decl_line: constant option;
enumeration_byte_size: constant;
enumeration_declaration: flag option;
enumeration_name: string;
}
type dw_tag_enumerator =
{
enumerator_decl_file: constant option;
enumerator_decl_line: constant option;
enumerator_value: constant;
enumerator_name: string;
}
type dw_tag_formal_parameter =
{
formal_parameter_decl_file: constant 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: constant 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: constant option;
structure_decl_line: constant option;
structure_byte_size: constant;
structure_declaration: flag option;
structure_name: string;
}
type dw_tag_subprogram =
{
subprogram_decl_file: constant 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: constant option;
typedef_decl_line: constant option;
typedef_name: string;
typedef_type: reference;
}
type dw_tag_union_type =
{
union_decl_file: constant option;
union_decl_line: constant option;
union_byte_size: constant;
union_name: string;
}
type dw_tag_unspecified_parameter =
{
unspecified_parameter_decl_file: constant option;
unspecified_parameter_decl_line: constant option;
unspecified_parameter_artificial: flag option;
}
type dw_tag_variable =
{
variable_decl_file: constant 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;
}
|
