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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. *)
(* *)
(* *********************************************************************)
open BinNums
open C
open Camlcoq
open DwarfTypes
open Sections
(* Interface for generating and printing debug information *)
(* Record used for storing references to the actual implementation functions *)
type implem =
{
init: string -> unit;
atom_global: ident -> atom -> unit;
set_composite_size: ident -> struct_or_union -> int option -> unit;
set_member_offset: ident -> string -> int -> unit;
set_bitfield_offset: ident -> string -> int -> string -> int -> unit;
insert_global_declaration: Env.t -> globdecl -> unit;
add_fun_addr: atom -> section_name -> (int * int) -> unit;
generate_debug_info: (atom -> string) -> string -> debug_entries option;
all_files_iter: (string -> unit) -> unit;
insert_local_declaration: storage -> ident -> C.typ -> location -> unit;
atom_local_variable: ident -> atom -> unit;
enter_scope: int -> int -> int -> unit;
enter_function_scope: int -> int -> unit;
add_lvar_scope: int -> ident -> int -> unit;
open_scope: atom -> int -> positive -> unit;
close_scope: atom -> int -> positive -> unit;
start_live_range: (atom * atom) -> positive -> int * int AST.builtin_arg -> unit;
end_live_range: (atom * atom) -> positive -> unit;
stack_variable: (atom * atom) -> int * int AST.builtin_arg -> unit;
add_label: atom -> positive -> int -> unit;
atom_parameter: ident -> ident -> atom -> unit;
compute_diab_file_enum: (section_name -> int) -> (string-> int) -> (unit -> unit) -> unit;
compute_gnu_file_enum: (string -> unit) -> unit;
exists_section: section_name -> bool;
remove_unused: ident -> unit;
remove_unused_function: ident -> unit;
symbol_printed: string -> unit;
add_diab_info: section_name -> int -> int -> int -> unit;
}
let default_implem =
{
init = (fun _ -> ());
atom_global = (fun _ _ -> ());
set_composite_size = (fun _ _ _ -> ());
set_member_offset = (fun _ _ _ -> ());
set_bitfield_offset = (fun _ _ _ _ _ -> ());
insert_global_declaration = (fun _ _ -> ());
add_fun_addr = (fun _ _ _ -> ());
generate_debug_info = (fun _ _ -> None);
all_files_iter = (fun _ -> ());
insert_local_declaration = (fun _ _ _ _ -> ());
atom_local_variable = (fun _ _ -> ());
enter_scope = (fun _ _ _ -> ());
enter_function_scope = (fun _ _ -> ());
add_lvar_scope = (fun _ _ _ -> ());
open_scope = (fun _ _ _ -> ());
close_scope = (fun _ _ _ -> ());
start_live_range = (fun _ _ _ -> ());
end_live_range = (fun _ _ -> ());
stack_variable = (fun _ _ -> ());
add_label = (fun _ _ _ -> ());
atom_parameter = (fun _ _ _ -> ());
compute_diab_file_enum = (fun _ _ _ -> ());
compute_gnu_file_enum = (fun _ -> ());
exists_section = (fun _ -> true);
remove_unused = (fun _ -> ());
remove_unused_function = (fun _ -> ());
symbol_printed = (fun _ -> ());
add_diab_info = (fun _ _ _ _ -> ());
}
let implem = ref default_implem
let init_compile_unit name = !implem.init name
let atom_global id atom = !implem.atom_global id atom
let set_composite_size id sou size = !implem.set_composite_size id sou size
let set_member_offset id field off = !implem.set_member_offset id field off
let set_bitfield_offset id field off underlying size = !implem.set_bitfield_offset id field off underlying size
let insert_global_declaration env dec = !implem.insert_global_declaration env dec
let add_fun_addr atom addr = !implem.add_fun_addr atom addr
let generate_debug_info fun_s var_s = !implem.generate_debug_info fun_s var_s
let all_files_iter f = !implem.all_files_iter f
let insert_local_declaration sto id ty loc = !implem.insert_local_declaration sto id ty loc
let atom_local_variable id atom = !implem.atom_local_variable id atom
let enter_scope p_id id = !implem.enter_scope p_id id
let enter_function_scope fun_id sc_id = !implem.enter_function_scope fun_id sc_id
let add_lvar_scope fun_id var_id s_id = !implem.add_lvar_scope fun_id var_id s_id
let open_scope atom id lbl = !implem.open_scope atom id lbl
let close_scope atom id lbl = !implem.close_scope atom id lbl
let start_live_range atom lbl loc = !implem.start_live_range atom lbl loc
let end_live_range atom lbl = !implem.end_live_range atom lbl
let stack_variable atom loc = !implem.stack_variable atom loc
let add_label atom p lbl = !implem.add_label atom p lbl
let atom_parameter fid pid atom = !implem.atom_parameter fid pid atom
let exists_section sec = !implem.exists_section sec
let compute_diab_file_enum end_l entry_l line_e = !implem.compute_diab_file_enum end_l entry_l line_e
let compute_gnu_file_enum f = !implem.compute_gnu_file_enum f
let remove_unused ident = !implem.remove_unused ident
let remove_unused_function ident = !implem.remove_unused_function ident
let symbol_printed ident = !implem.symbol_printed ident
let add_diab_info sec line_start debug_info low_pc = !implem.add_diab_info sec line_start debug_info low_pc
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