Files
mercury/compiler/convert_parse_tree.m
Zoltan Somogyi 307b1dc148 Split up error_util.m into five modules.
compiler/error_spec.m:
    This new module contains the part of the old error_util.m that defines
    the error_spec type, and some functions that can help construct pieces
    of error_specs. Most modules of the compiler that deal with errors
    will need to import only this part of the old error_util.m.

    This change also renames the format_component type to format_piece,
    which matches our long-standing naming convention for variables containing
    (lists of) values of this type.

compiler/write_error_spec.m:
    This new module contains the part of the old error_util.m that
    writes out error specs, and converts them to strings.

    This diff marks as obsolete the versions of predicates that
    write out error specs to the current output stream, without
    *explicitly* specifying the intended stream.

compiler/error_sort.m:
    This new module contains the part of the old error_util.m that
    sorts lists of error specs and error msgs.

compiler/error_type_util.m:
    This new module contains the part of the old error_util.m that
    convert types to format_pieces that generate readable output.

compiler/parse_tree.m:
compiler/notes/compiler_design.html:
    Include and document the new modules.

compiler/error_util.m:
    The code remaining in the original error_util.m consists of
    general utility predicates and functions that don't fit into
    any of the modules above.

    Delete an unneeded pair of I/O states from the argument list
    of a predicate.

compiler/file_util.m:
    Move the unable_to_open_file predicate here from error_util.m,
    since it belongs here. Mark another predicate that writes
    to the current output stream as obsolete.

compiler/hlds_error_util.m:
    Mark two predicates that wrote out error_spec to the current output
    stream as obsolete, and add versions that take an explicit output stream.

compiler/Mercury.options:
    Compile the modules that call the newly obsoleted predicates
    with --no-warn-obsolete, for the time being.

compiler/*.m:
    Conform to the changes above, mostly by updating import_module
    declarations, and renaming format_component to format_piece.
2022-10-12 20:50:16 +11:00

2538 lines
112 KiB
Mathematica

%---------------------------------------------------------------------------%
% vim: ft=mercury ts=4 sw=4 et
%---------------------------------------------------------------------------%
% Copyright (C) 2019-2021 The Mercury team.
% This file may only be copied under the terms of the GNU General
% Public License - see the file COPYING in the Mercury distribution.
%---------------------------------------------------------------------------%
%
% File: convert_parse_tree.m.
% Main author: zs.
%
% This module provides ways to convert between parse_tree_int on the one hand
% and parse_tree_int0, parse_tree_int1, parse_tree_int2 and parse_tree_int3
% on the other hand. The former is a generic data structure for representing
% interface files, while the latter are specialized versions of it that
% encode the different structural invariants on each kind of interface file
% in the type.
%
%---------------------------------------------------------------------------%
:- module parse_tree.convert_parse_tree.
:- interface.
:- import_module libs.
:- import_module libs.globals.
:- import_module mdbcomp.
:- import_module mdbcomp.sym_name.
:- import_module parse_tree.error_spec.
:- import_module parse_tree.file_kind.
:- import_module parse_tree.prog_data.
:- import_module parse_tree.prog_item.
:- import_module list.
%---------------------------------------------------------------------------%
% The generic representation of all the different kinds of interface files.
% The parser reads in .intN files in this format, and then immediately
% converts them to their int-file-kind representations.
%
:- type parse_tree_int
---> parse_tree_int(
pti_module_name :: module_name,
pti_int_file_kind :: int_file_kind,
% The context of the `:- module' declaration.
pti_module_name_context :: prog_context,
% For .int0, .int and .int2; not for .int3.
pti_maybe_version_numbers :: maybe_version_numbers,
% `:- include_module' declarations in the interface and
% in the implementation.
pti_int_includes :: list(item_include),
pti_imp_includes :: list(item_include),
% `:- import_module' and `:- use_module' declarations
% in the interface and in the implementation.
pti_int_avails :: list(item_avail),
pti_imp_avails :: list(item_avail),
% `:- pragma foreign_import_module' declarations
% in the interface and in the implementation.
pti_int_fims :: list(item_fim),
pti_imp_fims :: list(item_fim),
% Items in the interface and in the implementation.
pti_int_items :: list(item),
pti_imp_items :: list(item)
).
% Convert from the generic interface file parse tree to the
% interface-file-kind specific parse trees. These conversions go
% from less restrictive to more restrictive, so they can discover
% problems, which they report as error messages.
%
:- pred check_convert_parse_tree_int_to_int0(
parse_tree_int::in, parse_tree_int0::out,
list(error_spec)::in, list(error_spec)::out) is det.
:- pred check_convert_parse_tree_int_to_int1(
parse_tree_int::in, parse_tree_int1::out,
list(error_spec)::in, list(error_spec)::out) is det.
:- pred check_convert_parse_tree_int_to_int2(
parse_tree_int::in, parse_tree_int2::out,
list(error_spec)::in, list(error_spec)::out) is det.
:- pred check_convert_parse_tree_int_to_int3(
parse_tree_int::in, parse_tree_int3::out,
list(error_spec)::in, list(error_spec)::out) is det.
%---------------------------------------------------------------------------%
:- type parse_tree_opt
---> parse_tree_opt(
pto_module_name :: module_name,
pto_opt_file_kind :: opt_file_kind,
% The context of the `:- module' declaration.
pto_module_name_context :: prog_context,
% `:- use_module' (not `:- import_module') declarations.
pto_uses :: list(avail_use_info),
pto_fims :: list(item_fim),
pto_items :: list(item)
).
% Convert from the generic optimization file parse tree to the
% optimization-file-kind specific parse trees. These conversions go
% from less restrictive to more restrictive, so they can discover
% problems, which they report as error messages.
%
:- pred check_convert_parse_tree_opt_to_plain_opt(
parse_tree_opt::in, parse_tree_plain_opt::out,
list(error_spec)::in, list(error_spec)::out) is det.
:- pred check_convert_parse_tree_opt_to_trans_opt(
parse_tree_opt::in, parse_tree_trans_opt::out,
list(error_spec)::in, list(error_spec)::out) is det.
%---------------------------------------------------------------------------%
:- type raw_compilation_unit
---> raw_compilation_unit(
% The name of the module.
rcu_module_name :: module_name,
% The context of the `:- module' declaration.
rcu_module_name_context :: prog_context,
% The items in the module.
rcu_raw_item_blocks :: list(raw_item_block)
).
% We used to have several kinds of item blocks, but raw item blocks
% are the only ones we still use.
:- type raw_item_block
---> item_block(
module_name,
module_section,
list(item_include),
list(item_avail),
list(item_fim),
list(item)
).
:- pred check_convert_raw_comp_unit_to_module_src(globals::in,
raw_compilation_unit::in, parse_tree_module_src::out,
list(error_spec)::in, list(error_spec)::out) is det.
%---------------------------------------------------------------------------%
% Functions for gathering up lists of particular kinds of items
% and gathering all items for a given type_ctor (or its inst
% or mode equivalent) together. These are a key component
% of the less to more restrictive conversions above, but they are
% also useful in their own right.
%
:- func type_ctor_defn_items_to_map(list(item_type_defn_info))
= type_ctor_defn_map.
:- func inst_ctor_defn_items_to_map(list(item_inst_defn_info))
= inst_ctor_defn_map.
:- func mode_ctor_defn_items_to_map(list(item_mode_defn_info))
= mode_ctor_defn_map.
:- func type_ctor_repn_items_to_map(list(item_type_repn_info))
= type_ctor_repn_map.
:- func type_ctor_foreign_enum_items_to_map(list(item_foreign_enum_info))
= type_ctor_foreign_enum_map.
%---------------------------------------------------------------------------%
:- func type_ctor_defn_map_to_type_defns(type_ctor_defn_map)
= list(item_type_defn_info).
:- func inst_ctor_defn_map_to_inst_defns(inst_ctor_defn_map)
= list(item_inst_defn_info).
:- func mode_ctor_defn_map_to_mode_defns(mode_ctor_defn_map)
= list(item_mode_defn_info).
:- func type_ctor_repn_map_to_type_repns(type_ctor_repn_map)
= list(item_type_repn_info).
%---------------------------------------------------------------------------%
%---------------------------------------------------------------------------%
:- implementation.
:- import_module libs.options.
:- import_module mdbcomp.prim_data.
:- import_module parse_tree.check_type_inst_mode_defns.
:- import_module parse_tree.get_dependencies.
:- import_module parse_tree.item_util.
:- import_module parse_tree.prog_data_foreign.
:- import_module parse_tree.prog_data_pragma.
:- import_module parse_tree.prog_foreign.
:- import_module parse_tree.prog_util.
:- import_module recompilation.
:- import_module bool.
:- import_module cord.
:- import_module map.
:- import_module maybe.
:- import_module one_or_more.
:- import_module one_or_more_map.
:- import_module pair.
:- import_module require.
:- import_module set.
:- import_module string.
:- import_module term.
:- import_module varset.
%---------------------------------------------------------------------------%
check_convert_parse_tree_int_to_int0(ParseTreeInt, ParseTreeInt0, !Specs) :-
ParseTreeInt = parse_tree_int(ModuleName, IntFileKind, ModuleNameContext,
MaybeVersionNumbers, IntIncls, ImpIncls, IntAvails, ImpAvails,
IntFIMs, ImpFIMs, IntItems, ImpItems),
expect(unify(IntFileKind, ifk_int0), $pred,
"trying to convert non-ifk_int0 parse_tree_int to parse_tree_int0"),
classify_include_modules(IntIncls, ImpIncls,
_IntInclsMap, _ImpInclsMap, IntInclMap, ImpInclMap, InclMap, !Specs),
accumulate_imports_uses_maps(IntAvails,
one_or_more_map.init, IntImportsMap, one_or_more_map.init, IntUsesMap),
accumulate_imports_uses_maps(ImpAvails,
one_or_more_map.init, ImpImportsMap, one_or_more_map.init, ImpUsesMap),
classify_int_imp_import_use_modules(ModuleName,
IntImportsMap, IntUsesMap, ImpImportsMap, ImpUsesMap,
IntImportMap, IntUseMap, ImpImportMap, ImpUseMap,
SectionImportUseMap, !Specs),
import_and_or_use_map_section_to_maybe_implicit(SectionImportUseMap,
ImportUseMap),
set.list_to_set(list.map(fim_item_to_spec, IntFIMs), IntFIMSpecs),
set.list_to_set(list.map(fim_item_to_spec, ImpFIMs), ImpFIMSpecs),
classify_int0_items_int_or_imp(IntItems, [], IntTypeDefns,
[], IntInstDefns, [], IntModeDefns,
[], IntTypeClasses0, [], IntInstances0,
[], IntPredDecls0, [], RevIntModeDecls,
[], _IntForeignEnums, [], IntDeclPragmas0, [], IntPromises0, !Specs),
% XXX ITEM_LIST Should we report any misplaced foreign enums in
% _IntForeignEnums now, or wait until code generation? For now,
% we do the latter.
IntTypeDefnMap = type_ctor_defn_items_to_map(IntTypeDefns),
IntInstDefnMap = inst_ctor_defn_items_to_map(IntInstDefns),
IntModeDefnMap = mode_ctor_defn_items_to_map(IntModeDefns),
list.sort(IntTypeClasses0, IntTypeClasses),
list.sort(IntInstances0, IntInstances),
list.sort(IntPredDecls0, IntPredDecls),
list.reverse(RevIntModeDecls, IntModeDecls),
list.sort(IntDeclPragmas0, IntDeclPragmas),
list.sort(IntPromises0, IntPromises),
classify_int0_items_int_or_imp(ImpItems, [], ImpTypeDefns,
[], ImpInstDefns, [], ImpModeDefns,
[], ImpTypeClasses0, [], ImpInstances0,
[], ImpPredDecls0, [], RevImpModeDecls,
[], ImpForeignEnums, [], ImpDeclPragmas0, [], ImpPromises0, !Specs),
ImpTypeDefnMap = type_ctor_defn_items_to_map(ImpTypeDefns),
ImpInstDefnMap = inst_ctor_defn_items_to_map(ImpInstDefns),
ImpModeDefnMap = mode_ctor_defn_items_to_map(ImpModeDefns),
list.sort(ImpTypeClasses0, ImpTypeClasses),
list.sort(ImpInstances0, ImpInstances),
list.sort(ImpPredDecls0, ImpPredDecls),
list.reverse(RevImpModeDecls, ImpModeDecls),
ImpForeignEnumMap = type_ctor_foreign_enum_items_to_map(ImpForeignEnums),
list.sort(ImpDeclPragmas0, ImpDeclPragmas),
list.sort(ImpPromises0, ImpPromises),
create_type_ctor_checked_map(do_not_insist_on_defn,
IntTypeDefnMap, ImpTypeDefnMap, ImpForeignEnumMap,
TypeCtorCheckedMap, !Specs),
create_inst_ctor_checked_map(do_not_insist_on_defn,
IntInstDefnMap, ImpInstDefnMap, InstCtorCheckedMap, !Specs),
create_mode_ctor_checked_map(do_not_insist_on_defn,
IntModeDefnMap, ImpModeDefnMap, ModeCtorCheckedMap, !Specs),
ParseTreeInt0 = parse_tree_int0(ModuleName, ModuleNameContext,
MaybeVersionNumbers, IntInclMap, ImpInclMap, InclMap,
IntImportMap, IntUseMap, ImpImportMap, ImpUseMap, ImportUseMap,
IntFIMSpecs, ImpFIMSpecs,
TypeCtorCheckedMap, InstCtorCheckedMap, ModeCtorCheckedMap,
IntTypeClasses, IntInstances, IntPredDecls, IntModeDecls,
IntDeclPragmas, IntPromises,
ImpTypeClasses, ImpInstances, ImpPredDecls, ImpModeDecls,
ImpDeclPragmas, ImpPromises).
:- pred classify_int0_items_int_or_imp(list(item)::in,
list(item_type_defn_info)::in, list(item_type_defn_info)::out,
list(item_inst_defn_info)::in, list(item_inst_defn_info)::out,
list(item_mode_defn_info)::in, list(item_mode_defn_info)::out,
list(item_typeclass_info)::in, list(item_typeclass_info)::out,
list(item_instance_info)::in, list(item_instance_info)::out,
list(item_pred_decl_info)::in, list(item_pred_decl_info)::out,
list(item_mode_decl_info)::in, list(item_mode_decl_info)::out,
list(item_foreign_enum_info)::in, list(item_foreign_enum_info)::out,
list(item_decl_pragma_info)::in, list(item_decl_pragma_info)::out,
list(item_promise_info)::in, list(item_promise_info)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_int0_items_int_or_imp([], !TypeDefns, !InstDefns, !ModeDefns,
!TypeClasses, !Instances, !PredDecls, !RevModeDecls,
!ForeignEnums, !DeclPragmas, !Promises, !Specs).
classify_int0_items_int_or_imp([Item | Items], !TypeDefns,
!InstDefns, !ModeDefns,
!TypeClasses, !Instances, !PredDecls, !RevModeDecls,
!ForeignEnums, !DeclPragmas, !Promises, !Specs) :-
(
Item = item_type_defn(ItemTypeDefn),
!:TypeDefns = [ItemTypeDefn | !.TypeDefns]
;
Item = item_inst_defn(ItemInstDefn),
!:InstDefns = [ItemInstDefn | !.InstDefns]
;
Item = item_mode_defn(ItemModeDefn),
!:ModeDefns = [ItemModeDefn | !.ModeDefns]
;
Item = item_typeclass(ItemTypeClass),
!:TypeClasses = [ItemTypeClass | !.TypeClasses]
;
Item = item_instance(ItemInstance),
!:Instances = [ItemInstance | !.Instances]
;
Item = item_pred_decl(ItemPredDecl),
!:PredDecls = [ItemPredDecl | !.PredDecls]
;
Item = item_mode_decl(ItemModeDecl),
!:RevModeDecls = [ItemModeDecl | !.RevModeDecls]
;
Item = item_foreign_enum(ItemForeignEnum),
!:ForeignEnums = [ItemForeignEnum | !.ForeignEnums]
;
Item = item_decl_pragma(ItemDeclPragma),
!:DeclPragmas = [ItemDeclPragma | !.DeclPragmas]
;
Item = item_promise(ItemPromise),
!:Promises = [ItemPromise | !.Promises]
;
( Item = item_clause(_)
; Item = item_foreign_export_enum(_)
; Item = item_impl_pragma(_)
; Item = item_generated_pragma(_)
; Item = item_initialise(_)
; Item = item_finalise(_)
; Item = item_mutable(_)
; Item = item_type_repn(_)
),
Pieces = [words("A .int0 file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
),
classify_int0_items_int_or_imp(Items, !TypeDefns, !InstDefns, !ModeDefns,
!TypeClasses, !Instances, !PredDecls, !RevModeDecls,
!ForeignEnums, !DeclPragmas, !Promises, !Specs).
%---------------------------------------------------------------------------%
check_convert_parse_tree_int_to_int1(ParseTreeInt, ParseTreeInt1, !Specs) :-
ParseTreeInt = parse_tree_int(ModuleName, IntFileKind, ModuleNameContext,
MaybeVersionNumbers, IntIncls, ImpIncls, IntAvails, ImpAvails,
IntFIMs, ImpFIMs, IntItems, ImpItems),
expect(unify(IntFileKind, ifk_int1), $pred,
"trying to convert non-ifk_int1 parse_tree_int to parse_tree_int1"),
classify_include_modules(IntIncls, ImpIncls,
IntInclsMap, ImpInclsMap, _IntInclMap, _ImpInclMap, InclMap, !Specs),
accumulate_imports_uses_maps(IntAvails,
one_or_more_map.init, IntImportMap, one_or_more_map.init, IntUseMap),
accumulate_imports_uses_maps(ImpAvails,
one_or_more_map.init, ImpImportMap, one_or_more_map.init, ImpUseMap),
( if
first_context_in_two_module_names_contexts(IntImportMap, ImpImportMap,
FirstImportContext)
then
ImportPieces = [words("A .int2 file may not contain any"),
decl("import_module"), words("declarations."), nl],
ImportSpec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree, FirstImportContext, ImportPieces),
!:Specs = [ImportSpec | !.Specs]
else
true
),
classify_int_imp_import_use_modules(ModuleName,
map.init, IntUseMap, map.init, ImpUseMap,
_, _, _, _, SectionImportUseMap, !Specs),
import_and_or_use_map_section_to_maybe_implicit(SectionImportUseMap,
ImportUseMap),
set.list_to_set(list.map(fim_item_to_spec, IntFIMs), IntFIMSpecs),
set.list_to_set(list.map(fim_item_to_spec, ImpFIMs), ImpFIMSpecs),
classify_int1_items_int(IntItems, [], IntTypeDefns,
[], IntInstDefns, [], IntModeDefns,
[], IntTypeClasses0, [], IntInstances0,
[], IntPredDecls0, [], RevIntModeDecls,
[], _IntForeignEnums, [], IntDeclPragmas0, [], IntPromises0,
[], IntTypeRepns, !Specs),
% XXX ITEM_LIST Should we report any misplaced foreign enums in
% _IntForeignEnums now, or wait until code generation? For now,
% we do the latter.
IntTypeDefnMap = type_ctor_defn_items_to_map(IntTypeDefns),
IntInstDefnMap = inst_ctor_defn_items_to_map(IntInstDefns),
IntModeDefnMap = mode_ctor_defn_items_to_map(IntModeDefns),
list.sort(IntTypeClasses0, IntTypeClasses),
list.sort(IntInstances0, IntInstances),
list.sort(IntPredDecls0, IntPredDecls),
list.reverse(RevIntModeDecls, IntModeDecls),
list.sort(IntDeclPragmas0, IntDeclPragmas),
list.sort(IntPromises0, IntPromises),
IntTypeRepnMap = type_ctor_repn_items_to_map(IntTypeRepns),
classify_int1_items_imp(ImpItems, [], ImpTypeDefns0,
[], ImpForeignEnums0, [], ImpTypeClasses0, !Specs),
ImpTypeDefnMap = type_ctor_defn_items_to_map(ImpTypeDefns0),
ImpForeignEnumMap = type_ctor_foreign_enum_items_to_map(ImpForeignEnums0),
list.sort(ImpTypeClasses0, ImpTypeClasses),
create_type_ctor_checked_map(do_not_insist_on_defn,
IntTypeDefnMap, ImpTypeDefnMap, ImpForeignEnumMap,
IntTypeCheckedMap, !Specs),
map.init(ImpInstDefnMap),
create_inst_ctor_checked_map(do_not_insist_on_defn,
IntInstDefnMap, ImpInstDefnMap, IntInstCheckedMap, !Specs),
map.init(ImpModeDefnMap),
create_mode_ctor_checked_map(do_not_insist_on_defn,
IntModeDefnMap, ImpModeDefnMap, IntModeCheckedMap, !Specs),
ParseTreeInt1 = parse_tree_int1(ModuleName, ModuleNameContext,
MaybeVersionNumbers, IntInclsMap, ImpInclsMap, InclMap,
IntUseMap, ImpUseMap, ImportUseMap, IntFIMSpecs, ImpFIMSpecs,
IntTypeCheckedMap, IntInstCheckedMap, IntModeCheckedMap,
IntTypeClasses, IntInstances, IntPredDecls, IntModeDecls,
IntDeclPragmas, IntPromises, IntTypeRepnMap,
ImpTypeClasses).
:- pred classify_int1_items_int(list(item)::in,
list(item_type_defn_info)::in, list(item_type_defn_info)::out,
list(item_inst_defn_info)::in, list(item_inst_defn_info)::out,
list(item_mode_defn_info)::in, list(item_mode_defn_info)::out,
list(item_typeclass_info)::in, list(item_typeclass_info)::out,
list(item_instance_info)::in, list(item_instance_info)::out,
list(item_pred_decl_info)::in, list(item_pred_decl_info)::out,
list(item_mode_decl_info)::in, list(item_mode_decl_info)::out,
list(item_foreign_enum_info)::in, list(item_foreign_enum_info)::out,
list(item_decl_pragma_info)::in, list(item_decl_pragma_info)::out,
list(item_promise_info)::in, list(item_promise_info)::out,
list(item_type_repn_info)::in, list(item_type_repn_info)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_int1_items_int([], !TypeDefns, !InstDefns, !ModeDefns,
!TypeClasses, !Instances, !PredDecls, !ModeDecls,
!ForeignEnums, !DeclPragmas, !Promises, !TypeRepns, !Specs).
classify_int1_items_int([Item | Items], !TypeDefns, !InstDefns, !ModeDefns,
!TypeClasses, !Instances, !PredDecls, !ModeDecls,
!ForeignEnums, !DeclPragmas, !Promises, !TypeRepns, !Specs) :-
(
Item = item_type_defn(ItemTypeDefn),
!:TypeDefns = [ItemTypeDefn | !.TypeDefns]
;
Item = item_inst_defn(ItemInstDefn),
!:InstDefns = [ItemInstDefn | !.InstDefns]
;
Item = item_mode_defn(ItemModeDefn),
!:ModeDefns = [ItemModeDefn | !.ModeDefns]
;
Item = item_typeclass(ItemTypeClass),
!:TypeClasses = [ItemTypeClass | !.TypeClasses]
;
Item = item_instance(ItemInstance),
!:Instances = [ItemInstance | !.Instances]
;
Item = item_type_repn(ItemTypeRepn),
!:TypeRepns = [ItemTypeRepn | !.TypeRepns]
;
Item = item_pred_decl(ItemPredDecl),
!:PredDecls = [ItemPredDecl | !.PredDecls]
;
Item = item_mode_decl(ItemModeDecl),
!:ModeDecls = [ItemModeDecl | !.ModeDecls]
;
Item = item_foreign_enum(ItemForeignEnum),
!:ForeignEnums = [ItemForeignEnum | !.ForeignEnums]
;
Item = item_decl_pragma(ItemDeclPragma),
!:DeclPragmas = [ItemDeclPragma | !.DeclPragmas]
;
Item = item_promise(ItemPromise),
ItemPromise = item_promise_info(PromiseType, _, _, _, Context, _),
(
( PromiseType = promise_type_exclusive
; PromiseType = promise_type_exhaustive
; PromiseType = promise_type_exclusive_exhaustive
),
!:Promises = [ItemPromise | !.Promises]
;
PromiseType = promise_type_true,
Pieces = [words("A .int1 file may not contain")] ++
item_desc_pieces(Item) ++
[words("in its interface section."), nl],
Spec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree, Context, Pieces),
!:Specs = [Spec | !.Specs]
)
;
( Item = item_clause(_)
; Item = item_foreign_export_enum(_)
; Item = item_impl_pragma(_)
; Item = item_generated_pragma(_)
; Item = item_initialise(_)
; Item = item_finalise(_)
; Item = item_mutable(_)
),
Pieces = [words("A .int1 file may not contain")] ++
item_desc_pieces(Item) ++
[words("in its interface section."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
),
classify_int1_items_int(Items, !TypeDefns, !InstDefns, !ModeDefns,
!TypeClasses, !Instances, !PredDecls, !ModeDecls,
!ForeignEnums, !DeclPragmas, !Promises, !TypeRepns, !Specs).
:- pred classify_int1_items_imp(list(item)::in,
list(item_type_defn_info)::in, list(item_type_defn_info)::out,
list(item_foreign_enum_info)::in, list(item_foreign_enum_info)::out,
list(item_typeclass_info)::in, list(item_typeclass_info)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_int1_items_imp([], !TypeDefns, !ForeignEnums, !TypeClasses, !Specs).
classify_int1_items_imp([Item | Items], !TypeDefns, !ForeignEnums,
!TypeClasses, !Specs) :-
(
Item = item_type_defn(ItemTypeDefn),
!:TypeDefns = [ItemTypeDefn | !.TypeDefns]
;
Item = item_typeclass(ItemTypeClass),
!:TypeClasses = [ItemTypeClass | !.TypeClasses]
;
Item = item_foreign_enum(ItemForeignEnum),
!:ForeignEnums = [ItemForeignEnum | !.ForeignEnums]
;
( Item = item_inst_defn(_)
; Item = item_mode_defn(_)
; Item = item_instance(_)
; Item = item_pred_decl(_)
; Item = item_clause(_)
; Item = item_mode_decl(_)
; Item = item_foreign_export_enum(_)
; Item = item_decl_pragma(_)
; Item = item_impl_pragma(_)
; Item = item_generated_pragma(_)
; Item = item_promise(_)
; Item = item_initialise(_)
; Item = item_finalise(_)
; Item = item_mutable(_)
; Item = item_type_repn(_)
),
Pieces = [words("A .int file may not contain")] ++
item_desc_pieces(Item) ++
[words("in its implementation section."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
),
classify_int1_items_imp(Items, !TypeDefns, !ForeignEnums,
!TypeClasses, !Specs).
%---------------------------------------------------------------------------%
check_convert_parse_tree_int_to_int2(ParseTreeInt, ParseTreeInt2, !Specs) :-
ParseTreeInt = parse_tree_int(ModuleName, IntFileKind, ModuleNameContext,
MaybeVersionNumbers, IntIncls, ImpIncls, IntAvails, ImpAvails,
IntFIMs, ImpFIMs, IntItems, ImpItems),
expect(unify(IntFileKind, ifk_int2), $pred,
"trying to convert non-ifk_int2 parse_tree_int to parse_tree_int2"),
(
ImpIncls = []
;
ImpIncls = [FirstImpIncl | _],
ImpInclPieces = [words("A .int2 file may not contain any"),
decl("include_module"), words("declarations"),
words("in its implementation section."), nl],
ImpInclSpec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree,
FirstImpIncl ^ incl_context, ImpInclPieces),
!:Specs = [ImpInclSpec | !.Specs]
),
classify_include_modules(IntIncls, [],
IntInclsMap, _ImpInclsMap, _IntInclMap, _ImpInclMap, InclMap, !Specs),
accumulate_imports_uses_maps(IntAvails,
one_or_more_map.init, IntImportMap, one_or_more_map.init, IntUseMap),
( if
first_context_in_module_names_contexts(IntImportMap,
FirstIntImportContext)
then
IntImportPieces = [words("A .int2 file may not contain any"),
decl("import_module"), words("declarations."), nl],
IntImportSpec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree, FirstIntImportContext, IntImportPieces),
!:Specs = [IntImportSpec | !.Specs]
else
true
),
(
ImpAvails = []
;
ImpAvails = [FirstImpAvail | _],
ImpAvailPieces = [words("A .int2 file may not contain any"),
decl("import_module"), words("or"), decl("use_module"),
words("declarations in its implementation section."), nl],
ImpAvailSpec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree,
get_avail_context(FirstImpAvail), ImpAvailPieces),
!:Specs = [ImpAvailSpec | !.Specs]
),
classify_int_imp_import_use_modules(ModuleName,
map.init, IntUseMap, map.init, map.init,
_, _, _, _, SectionImportUseMap, !Specs),
import_and_or_use_map_section_to_maybe_implicit(SectionImportUseMap,
ImportUseMap),
set.list_to_set(list.map(fim_item_to_spec, IntFIMs), IntFIMSpecs),
set.list_to_set(list.map(fim_item_to_spec, ImpFIMs), ImpFIMSpecs),
classify_int2_items_int(IntItems, [], IntTypeDefns0,
[], IntInstDefns0, [], IntModeDefns0,
[], IntTypeClasses0, [], IntInstances0, [], IntTypeRepns0, !Specs),
IntTypeDefnMap = type_ctor_defn_items_to_map(IntTypeDefns0),
IntInstDefnMap = inst_ctor_defn_items_to_map(IntInstDefns0),
IntModeDefnMap = mode_ctor_defn_items_to_map(IntModeDefns0),
list.sort(IntTypeClasses0, IntTypeClasses),
list.sort(IntInstances0, IntInstances),
IntTypeRepnMap = type_ctor_repn_items_to_map(IntTypeRepns0),
classify_int2_items_imp(ImpItems, [], ImpTypeDefns0, !Specs),
ImpTypeDefnMap = type_ctor_defn_items_to_map(ImpTypeDefns0),
map.init(ImpForeignEnumMap),
create_type_ctor_checked_map(do_not_insist_on_defn,
IntTypeDefnMap, ImpTypeDefnMap, ImpForeignEnumMap,
IntTypeCheckedMap, !Specs),
map.init(ImpInstDefnMap),
create_inst_ctor_checked_map(do_not_insist_on_defn,
IntInstDefnMap, ImpInstDefnMap, IntInstCheckedMap, !Specs),
map.init(ImpModeDefnMap),
create_mode_ctor_checked_map(do_not_insist_on_defn,
IntModeDefnMap, ImpModeDefnMap, IntModeCheckedMap, !Specs),
ParseTreeInt2 = parse_tree_int2(ModuleName, ModuleNameContext,
MaybeVersionNumbers, IntInclsMap, InclMap, IntUseMap, ImportUseMap,
IntFIMSpecs, ImpFIMSpecs,
IntTypeCheckedMap, IntInstCheckedMap, IntModeCheckedMap,
IntTypeClasses, IntInstances, IntTypeRepnMap).
:- pred classify_int2_items_int(list(item)::in,
list(item_type_defn_info)::in, list(item_type_defn_info)::out,
list(item_inst_defn_info)::in, list(item_inst_defn_info)::out,
list(item_mode_defn_info)::in, list(item_mode_defn_info)::out,
list(item_typeclass_info)::in, list(item_typeclass_info)::out,
list(item_instance_info)::in, list(item_instance_info)::out,
list(item_type_repn_info)::in, list(item_type_repn_info)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_int2_items_int([], !TypeDefns, !InstDefns, !ModeDefns,
!TypeClasses, !Instances, !TypeRepns, !Specs).
classify_int2_items_int([Item | Items], !TypeDefns, !InstDefns, !ModeDefns,
!TypeClasses, !Instances, !TypeRepns, !Specs) :-
(
Item = item_type_defn(ItemTypeDefn),
!:TypeDefns = [ItemTypeDefn | !.TypeDefns]
;
Item = item_inst_defn(ItemInstDefn),
!:InstDefns = [ItemInstDefn | !.InstDefns]
;
Item = item_mode_defn(ItemModeDefn),
!:ModeDefns = [ItemModeDefn | !.ModeDefns]
;
Item = item_typeclass(ItemTypeClass),
!:TypeClasses = [ItemTypeClass | !.TypeClasses]
;
Item = item_instance(ItemInstance),
!:Instances = [ItemInstance | !.Instances]
;
Item = item_type_repn(ItemTypeRepn),
!:TypeRepns = [ItemTypeRepn | !.TypeRepns]
;
( Item = item_pred_decl(_)
; Item = item_mode_decl(_)
; Item = item_clause(_)
; Item = item_foreign_enum(_)
; Item = item_foreign_export_enum(_)
; Item = item_decl_pragma(_)
; Item = item_impl_pragma(_)
; Item = item_generated_pragma(_)
; Item = item_promise(_)
; Item = item_initialise(_)
; Item = item_finalise(_)
; Item = item_mutable(_)
),
Pieces = [words("A .int2 file may not contain")] ++
item_desc_pieces(Item) ++
[words("in its interface section."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
),
classify_int2_items_int(Items, !TypeDefns, !InstDefns, !ModeDefns,
!TypeClasses, !Instances, !TypeRepns, !Specs).
:- pred classify_int2_items_imp(list(item)::in,
list(item_type_defn_info)::in, list(item_type_defn_info)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_int2_items_imp([], !TypeDefns, !Specs).
classify_int2_items_imp([Item | Items], !TypeDefns, !Specs) :-
(
Item = item_type_defn(ItemTypeDefn),
!:TypeDefns = [ItemTypeDefn | !.TypeDefns]
;
( Item = item_inst_defn(_)
; Item = item_mode_defn(_)
; Item = item_typeclass(_)
; Item = item_instance(_)
; Item = item_pred_decl(_)
; Item = item_clause(_)
; Item = item_mode_decl(_)
; Item = item_foreign_enum(_)
; Item = item_foreign_export_enum(_)
; Item = item_decl_pragma(_)
; Item = item_impl_pragma(_)
; Item = item_generated_pragma(_)
; Item = item_promise(_)
; Item = item_initialise(_)
; Item = item_finalise(_)
; Item = item_mutable(_)
; Item = item_type_repn(_)
),
Pieces = [words("A .int2 file may not contain")] ++
item_desc_pieces(Item) ++
[words("in its implementation section."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
),
classify_int2_items_imp(Items, !TypeDefns, !Specs).
%---------------------------------------------------------------------------%
check_convert_parse_tree_int_to_int3(ParseTreeInt, ParseTreeInt3, !Specs) :-
ParseTreeInt = parse_tree_int(ModuleName, IntFileKind, ModuleNameContext,
MaybeVersionNumbers, IntIncls, ImpIncls, IntAvails, ImpAvails,
IntFIMs, ImpFIMs, IntItems, ImpItems),
expect(unify(IntFileKind, ifk_int3), $pred,
"trying to convert non-ifk_int3 parse_tree_int to parse_tree_int3"),
(
MaybeVersionNumbers = no_version_numbers
;
MaybeVersionNumbers = version_numbers(_),
VNPieces = [words("A .int3 file may not contain"),
words("version number information."), nl],
% MaybeVersionNumbers itself contains no context information.
VNSpec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
ModuleNameContext, VNPieces),
!:Specs = [VNSpec | !.Specs]
),
classify_include_modules(IntIncls, [], _IntInclsMap, _ImpInclsMap,
IntInclMap, _ImpInclMap, _InclMap, !Specs),
accumulate_imports_uses_maps(IntAvails,
one_or_more_map.init, IntImportsMap, one_or_more_map.init, IntUsesMap),
( if map.is_empty(IntUsesMap) then
true
else
IntUseContextLists = map.values(IntUsesMap),
one_or_more.condense(IntUseContextLists, IntUseContexts),
IntUsePieces = [words("A .int3 file may not contain any"),
decl("use_module"), words("declarations."), nl],
IntUseSpec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree,
list.det_head(IntUseContexts), IntUsePieces),
!:Specs = [IntUseSpec | !.Specs]
),
classify_int_imp_import_use_modules(ModuleName,
IntImportsMap, map.init, map.init, map.init,
IntImportMap, _IntUseMap, _ImpImportMap, _ImpUseMap,
_SectionImportUseMap, !Specs),
(
IntFIMs = []
;
IntFIMs = [FirstIntFIM | _],
IntFIMPieces = [words("A .int3 file may not contain any"),
pragma_decl("foreign_import_module"), words("declarations."), nl],
IntFIMSpec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree, FirstIntFIM ^ fim_context, IntFIMPieces),
!:Specs = [IntFIMSpec | !.Specs]
),
classify_int3_items_int(IntItems, [], IntTypeDefns0,
[], IntInstDefns0, [], IntModeDefns0,
[], IntTypeClasses0, [], IntInstances0, [], IntTypeRepns0, !Specs),
IntTypeDefnMap = type_ctor_defn_items_to_map(IntTypeDefns0),
IntInstDefnMap = inst_ctor_defn_items_to_map(IntInstDefns0),
IntModeDefnMap = mode_ctor_defn_items_to_map(IntModeDefns0),
list.sort(IntTypeClasses0, IntTypeClasses),
list.sort(IntInstances0, IntInstances),
IntTypeRepnMap = type_ctor_repn_items_to_map(IntTypeRepns0),
map.init(ImpTypeDefnMap),
map.init(ImpForeignEnumMap),
create_type_ctor_checked_map(do_not_insist_on_defn,
IntTypeDefnMap, ImpTypeDefnMap, ImpForeignEnumMap,
IntTypeCheckedMap, !Specs),
map.init(ImpInstDefnMap),
create_inst_ctor_checked_map(do_not_insist_on_defn,
IntInstDefnMap, ImpInstDefnMap, IntInstCheckedMap, !Specs),
map.init(ImpModeDefnMap),
create_mode_ctor_checked_map(do_not_insist_on_defn,
IntModeDefnMap, ImpModeDefnMap, IntModeCheckedMap, !Specs),
some [!ImpContexts]
(
!:ImpContexts = [],
(
ImpIncls = []
;
ImpIncls = [HeadIncl | _],
!:ImpContexts = [HeadIncl ^ incl_context | !.ImpContexts]
),
(
ImpAvails = []
;
ImpAvails = [HeadAvail | _],
!:ImpContexts = [get_avail_context(HeadAvail) | !.ImpContexts]
),
(
ImpFIMs = []
;
ImpFIMs = [HeadFIM | _],
!:ImpContexts = [HeadFIM ^ fim_context | !.ImpContexts]
),
(
ImpItems = []
;
ImpItems = [HeadImpItem | _],
!:ImpContexts = [get_item_context(HeadImpItem) | !.ImpContexts]
),
list.sort(!ImpContexts),
(
!.ImpContexts = []
;
!.ImpContexts = [FirstImpContext | _],
ImpItemPieces = [words("A .int3 file must not have"),
words("an implementation section."), nl],
ImpItemSpec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree, FirstImpContext, ImpItemPieces),
!:Specs = [ImpItemSpec | !.Specs]
)
),
ParseTreeInt3 = parse_tree_int3(ModuleName, ModuleNameContext,
IntInclMap, IntImportMap,
IntTypeCheckedMap, IntInstCheckedMap, IntModeCheckedMap,
IntTypeClasses, IntInstances, IntTypeRepnMap).
:- pred classify_int3_items_int(list(item)::in,
list(item_type_defn_info)::in, list(item_type_defn_info)::out,
list(item_inst_defn_info)::in, list(item_inst_defn_info)::out,
list(item_mode_defn_info)::in, list(item_mode_defn_info)::out,
list(item_typeclass_info)::in, list(item_typeclass_info)::out,
list(item_instance_info)::in, list(item_instance_info)::out,
list(item_type_repn_info)::in, list(item_type_repn_info)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_int3_items_int([], !TypeDefns, !InstDefns, !ModeDefns,
!TypeClasses, !Instances, !TypeRepns, !Specs).
classify_int3_items_int([Item | Items], !TypeDefns, !InstDefns, !ModeDefns,
!TypeClasses, !Instances, !TypeRepns, !Specs) :-
(
Item = item_type_defn(ItemTypeDefn),
!:TypeDefns = [ItemTypeDefn | !.TypeDefns]
;
Item = item_inst_defn(ItemInstDefn),
!:InstDefns = [ItemInstDefn | !.InstDefns]
;
Item = item_mode_defn(ItemModeDefn),
!:ModeDefns = [ItemModeDefn | !.ModeDefns]
;
Item = item_typeclass(ItemTypeClass),
!:TypeClasses = [ItemTypeClass | !.TypeClasses]
;
Item = item_instance(ItemInstance),
!:Instances = [ItemInstance | !.Instances]
;
Item = item_type_repn(ItemTypeRepn),
!:TypeRepns = [ItemTypeRepn | !.TypeRepns]
;
( Item = item_pred_decl(_)
; Item = item_clause(_)
; Item = item_mode_decl(_)
; Item = item_foreign_enum(_)
; Item = item_foreign_export_enum(_)
; Item = item_decl_pragma(_)
; Item = item_impl_pragma(_)
; Item = item_generated_pragma(_)
; Item = item_promise(_)
; Item = item_initialise(_)
; Item = item_finalise(_)
; Item = item_mutable(_)
),
Pieces = [words("A .int3 file may not contain")] ++
item_desc_pieces(Item) ++
[words("in its interface section."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
),
classify_int3_items_int(Items, !TypeDefns, !InstDefns, !ModeDefns,
!TypeClasses, !Instances, !TypeRepns, !Specs).
%---------------------------------------------------------------------------%
check_convert_parse_tree_opt_to_plain_opt(ParseTreeOpt, ParseTreePlainOpt,
!Specs) :-
ParseTreeOpt = parse_tree_opt(ModuleName, OptFileKind, ModuleNameContext,
Uses, FIMs, Items),
expect(unify(OptFileKind, ofk_opt), $pred,
"trying to convert non-ofk_plain_opt parse_tree_opt " ++
"to parse_tree_plain_opt"),
accumulate_uses_maps(Uses, one_or_more_map.init, UseMap),
set.list_to_set(list.map(fim_item_to_spec, FIMs), FIMSpecs),
classify_plain_opt_items(Items, [], TypeDefns0, [], ForeignEnums0,
[], InstDefns0, [], ModeDefns0, [], TypeClasses0, [], Instances0,
[], PredDecls0, [], RevModeDecls, [], RevClauses0, [], RevForeignProcs,
[], Promises0, [], PredMarkers0, [], TypeSpecs0, [], UnusedArgs0,
[], TermInfos0, [], Term2Infos0,
[], Exceptions0, [], Trailings0, [], MMTablings0,
[], Sharings0, [], Reuses0, !Specs),
list.sort(TypeDefns0, TypeDefns),
list.sort(ForeignEnums0, ForeignEnums),
list.sort(InstDefns0, InstDefns),
list.sort(ModeDefns0, ModeDefns),
list.sort(TypeClasses0, TypeClasses),
list.sort(Instances0, Instances),
list.sort(PredDecls0, PredDecls),
list.reverse(RevModeDecls, ModeDecls),
list.reverse(RevClauses0, Clauses0),
list.reverse(RevForeignProcs, ForeignProcs),
list.sort(Promises0, Promises),
list.sort(PredMarkers0, PredMarkers),
list.sort(TypeSpecs0, TypeSpecs),
list.sort(UnusedArgs0, UnusedArgs),
list.sort(TermInfos0, TermInfos),
list.sort(Term2Infos0, Term2Infos),
list.sort(Exceptions0, Exceptions),
list.sort(Trailings0, Trailings),
list.sort(MMTablings0, MMTablings),
list.sort(Sharings0, Sharings),
list.sort(Reuses0, Reuses),
list.map(undo_default_names_in_clause, Clauses0, Clauses),
ParseTreePlainOpt = parse_tree_plain_opt(ModuleName, ModuleNameContext,
UseMap, FIMSpecs, TypeDefns, ForeignEnums,
InstDefns, ModeDefns, TypeClasses, Instances,
PredDecls, ModeDecls, Clauses, ForeignProcs, Promises,
PredMarkers, TypeSpecs, UnusedArgs, TermInfos, Term2Infos,
Exceptions, Trailings, MMTablings, Sharings, Reuses).
:- pred classify_plain_opt_items(list(item)::in,
list(item_type_defn_info)::in, list(item_type_defn_info)::out,
list(item_foreign_enum_info)::in, list(item_foreign_enum_info)::out,
list(item_inst_defn_info)::in, list(item_inst_defn_info)::out,
list(item_mode_defn_info)::in, list(item_mode_defn_info)::out,
list(item_typeclass_info)::in, list(item_typeclass_info)::out,
list(item_instance_info)::in, list(item_instance_info)::out,
list(item_pred_decl_info)::in, list(item_pred_decl_info)::out,
list(item_mode_decl_info)::in, list(item_mode_decl_info)::out,
list(item_clause_info)::in, list(item_clause_info)::out,
list(item_foreign_proc)::in, list(item_foreign_proc)::out,
list(item_promise_info)::in, list(item_promise_info)::out,
list(item_pred_marker)::in, list(item_pred_marker)::out,
list(item_type_spec)::in, list(item_type_spec)::out,
list(item_unused_args)::in, list(item_unused_args)::out,
list(item_termination)::in, list(item_termination)::out,
list(item_termination2)::in, list(item_termination2)::out,
list(item_exceptions)::in, list(item_exceptions)::out,
list(item_trailing)::in, list(item_trailing)::out,
list(item_mm_tabling)::in, list(item_mm_tabling)::out,
list(item_struct_sharing)::in, list(item_struct_sharing)::out,
list(item_struct_reuse)::in, list(item_struct_reuse)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_plain_opt_items([], !TypeDefns, !ForeignEnums,
!InstDefns, !ModeDefns, !TypeClasses, !Instances,
!PredDecls, !RevModeDecls, !RevClauses, !RevForeignProcs, !Promises,
!PredMarkers, !TypeSpecs, !UnusedArgs, !TermInfos, !Term2Infos,
!Exceptions, !Trailings, !MMTablings, !Sharings, !Reuses, !Specs).
classify_plain_opt_items([Item | Items], !TypeDefns, !ForeignEnums,
!InstDefns, !ModeDefns, !TypeClasses, !Instances,
!PredDecls, !RevModeDecls, !RevClauses, !RevForeignProcs, !Promises,
!PredMarkers, !TypeSpecs, !UnusedArgs, !TermInfos, !Term2Infos,
!Exceptions, !Trailings, !MMTablings, !Sharings, !Reuses, !Specs) :-
(
Item = item_type_defn(ItemTypeDefn),
!:TypeDefns = [ItemTypeDefn | !.TypeDefns]
;
Item = item_foreign_enum(ItemForeignEnum),
!:ForeignEnums = [ItemForeignEnum | !.ForeignEnums]
;
Item = item_inst_defn(ItemInstDefn),
!:InstDefns = [ItemInstDefn | !.InstDefns]
;
Item = item_mode_defn(ItemModeDefn),
!:ModeDefns = [ItemModeDefn | !.ModeDefns]
;
Item = item_typeclass(ItemTypeClass),
!:TypeClasses = [ItemTypeClass | !.TypeClasses]
;
Item = item_instance(ItemInstance),
!:Instances = [ItemInstance | !.Instances]
;
Item = item_pred_decl(ItemPredDecl),
!:PredDecls = [ItemPredDecl | !.PredDecls]
;
Item = item_mode_decl(ItemModeDecl),
!:RevModeDecls = [ItemModeDecl | !.RevModeDecls]
;
Item = item_clause(ItemClause),
!:RevClauses = [ItemClause | !.RevClauses]
;
Item = item_promise(ItemPromise),
!:Promises = [ItemPromise | !.Promises]
;
Item = item_decl_pragma(ItemDeclPragma),
ItemDeclPragma = item_pragma_info(DeclPragma, Context, SeqNum),
(
DeclPragma = decl_pragma_type_spec(TypeSpec),
ItemTypeSpec = item_pragma_info(TypeSpec, Context, SeqNum),
!:TypeSpecs = [ItemTypeSpec | !.TypeSpecs]
;
(
DeclPragma = decl_pragma_terminates(SymNameArityMaybePF),
Kind = pmpk_terminates
;
DeclPragma =
decl_pragma_does_not_terminate(SymNameArityMaybePF),
Kind = pmpk_does_not_terminate
),
SymNameArityMaybePF =
pred_pfu_name_arity(PFU, SymName, Arity),
(
PFU = pfu_predicate,
PredOrFunc = pf_predicate
;
PFU = pfu_function,
PredOrFunc = pf_function
;
PFU = pfu_unknown,
% When we create .opt files, we always specify PredOrFunc.
unexpected($pred, "PFU = pfu_unknown")
),
SymNameArityPF = pred_pf_name_arity(PredOrFunc, SymName, Arity),
PredMarker = pragma_info_pred_marker(SymNameArityPF, Kind),
ItemPredMarker = item_pragma_info(PredMarker, Context, SeqNum),
!:PredMarkers = [ItemPredMarker | !.PredMarkers]
;
DeclPragma = decl_pragma_termination_info(Term),
ItemTerm = item_pragma_info(Term, Context, SeqNum),
!:TermInfos = [ItemTerm | !.TermInfos]
;
DeclPragma = decl_pragma_termination2_info(Term2),
ItemTerm2 = item_pragma_info(Term2, Context, SeqNum),
!:Term2Infos = [ItemTerm2 | !.Term2Infos]
;
DeclPragma = decl_pragma_structure_sharing(Sharing),
ItemSharing = item_pragma_info(Sharing, Context, SeqNum),
!:Sharings = [ItemSharing | !.Sharings]
;
DeclPragma = decl_pragma_structure_reuse(Reuse),
ItemReuse = item_pragma_info(Reuse, Context, SeqNum),
!:Reuses = [ItemReuse | !.Reuses]
;
( DeclPragma = decl_pragma_obsolete_pred(_)
; DeclPragma = decl_pragma_obsolete_proc(_)
; DeclPragma = decl_pragma_format_call(_)
; DeclPragma = decl_pragma_oisu(_)
; DeclPragma = decl_pragma_check_termination(_)
),
Pieces = [words("A .opt file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree, get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
)
;
Item = item_impl_pragma(ItemImplPragma),
ItemImplPragma = item_pragma_info(ImplPragma, Context, SeqNum),
(
(
ImplPragma = impl_pragma_inline(SymNameArityMaybePF),
Kind = pmpk_inline
;
ImplPragma = impl_pragma_no_inline(SymNameArityMaybePF),
Kind = pmpk_noinline
;
ImplPragma =
impl_pragma_promise_eqv_clauses(SymNameArityMaybePF),
Kind = pmpk_promise_eqv_clauses
;
ImplPragma = impl_pragma_promise_pure(SymNameArityMaybePF),
Kind = pmpk_promise_pure
;
ImplPragma = impl_pragma_promise_semipure(SymNameArityMaybePF),
Kind = pmpk_promise_semipure
;
ImplPragma =
impl_pragma_mode_check_clauses(SymNameArityMaybePF),
Kind = pmpk_mode_check_clauses
),
SymNameArityMaybePF = pred_pfu_name_arity(PFU, SymName, Arity),
(
PFU = pfu_predicate,
PredOrFunc = pf_predicate
;
PFU = pfu_function,
PredOrFunc = pf_function
;
PFU = pfu_unknown,
% When we create .opt files, we always specify PredOrFunc.
unexpected($pred, "PFU = pfu_unknown")
),
SymNameArityPF = pred_pf_name_arity(PredOrFunc, SymName, Arity),
PredMarker = pragma_info_pred_marker(SymNameArityPF, Kind),
ItemPredMarker = item_pragma_info(PredMarker, Context, SeqNum),
!:PredMarkers = [ItemPredMarker | !.PredMarkers]
;
ImplPragma = impl_pragma_foreign_proc(ForeignProc),
ItemForeignProc = item_pragma_info(ForeignProc, Context, SeqNum),
!:RevForeignProcs = [ItemForeignProc | !.RevForeignProcs]
;
( ImplPragma = impl_pragma_foreign_decl(_)
; ImplPragma = impl_pragma_foreign_code(_)
; ImplPragma = impl_pragma_foreign_proc_export(_)
; ImplPragma = impl_pragma_external_proc(_)
; ImplPragma = impl_pragma_fact_table(_)
; ImplPragma = impl_pragma_tabled(_)
; ImplPragma = impl_pragma_consider_used(_)
; ImplPragma = impl_pragma_no_detism_warning(_)
; ImplPragma = impl_pragma_require_tail_rec(_)
; ImplPragma = impl_pragma_require_feature_set(_)
),
Pieces = [words("A .opt file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree, get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
)
;
Item = item_generated_pragma(ItemGenPragma),
ItemGenPragma = item_pragma_info(GenPragma, Context, SeqNum),
(
GenPragma = gen_pragma_unused_args(UnusedArgs),
ItemUnusedArgs = item_pragma_info(UnusedArgs, Context, SeqNum),
!:UnusedArgs = [ItemUnusedArgs | !.UnusedArgs]
;
GenPragma = gen_pragma_exceptions(Exception),
ItemException = item_pragma_info(Exception, Context, SeqNum),
!:Exceptions = [ItemException | !.Exceptions]
;
GenPragma = gen_pragma_trailing_info(Trailing),
ItemTrailing = item_pragma_info(Trailing, Context, SeqNum),
!:Trailings = [ItemTrailing | !.Trailings]
;
GenPragma = gen_pragma_mm_tabling_info(MMTabling),
ItemMMTabling = item_pragma_info(MMTabling, Context, SeqNum),
!:MMTablings = [ItemMMTabling | !.MMTablings]
)
;
( Item = item_foreign_export_enum(_)
; Item = item_initialise(_)
; Item = item_finalise(_)
; Item = item_mutable(_)
; Item = item_type_repn(_)
),
Pieces = [words("A .opt file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
),
classify_plain_opt_items(Items, !TypeDefns, !ForeignEnums,
!InstDefns, !ModeDefns, !TypeClasses, !Instances,
!PredDecls, !RevModeDecls, !RevClauses, !RevForeignProcs, !Promises,
!PredMarkers, !TypeSpecs, !UnusedArgs, !TermInfos, !Term2Infos,
!Exceptions, !Trailings, !MMTablings, !Sharings, !Reuses, !Specs).
% When the compiler writes out a clause to an optimization file,
% it must give every variable in that clause visible representation,
% even if that variable *had* no name in the memory representation
% of the clause. The name written out will be the default name of the
% variable, as given by varset.lookup_name, which will have the form
% V_<N>, where <N> is the variable's number.
%
% When the clause thus written out is later read in, the compiler will
% record e.g. "V_3" as the name of a variable. However, in HLDS dumps,
% and probably in some other contexts, where it is important to be able
% to distinguish two different variables even if they have the same name
% (as in e.g. two variables that started out with the same name but then
% got automatically renamed apart), the compiler will write this variable
% out as e.g. "V_V_3_17". In this form, the middle "V_3" is the variable
% name that the compiler believes was given by the user, the "_17" is
% the variable's actual number, and the initial "V_" is a "stuffing" prefix
% added by mercury_convert_var_name to every variable name whose name
% starts with "V_", to allow them to be distinguished from the default
% names given by varset.lookup_name to unnamed variables.
%
% However, for clauses read in from compiler-generated files,
% variable names such as "V_3" are *not* given by the programmer,
% so for them, all this effor is wasted. Worse, names such as "V_V_3_17"
% are harder to read and remember than the printed default names
% of actually unnamed variables.
%
% Therefore, before we put a clause into the parse tree of a .opt file,
% delete the name of every variable whose name has the form "V_<N>".
%
:- pred undo_default_names_in_clause(
item_clause_info::in, item_clause_info::out) is det.
undo_default_names_in_clause(Clause0, Clause) :-
VarSet0 = Clause0 ^ cl_varset,
varset.undo_default_names(VarSet0, VarSet),
Clause = Clause0 ^ cl_varset := VarSet.
%---------------------------------------------------------------------------%
check_convert_parse_tree_opt_to_trans_opt(ParseTreeOpt, ParseTreeTransOpt,
!Specs) :-
ParseTreeOpt = parse_tree_opt(ModuleName, OptFileKind, ModuleNameContext,
Uses, FIMs, Items),
expect(unify(OptFileKind, ofk_trans_opt), $pred,
"trying to convert non-ofk_trans_opt parse_tree_opt " ++
"to parse_tree_trans_opt"),
(
Uses = []
;
Uses = [FirstUse | _],
UsePieces = [words("A .trans_opt file may not contain any"),
decl("use_module"), words("declarations."), nl],
UseSpec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree, FirstUse ^ aui_context, UsePieces),
!:Specs = [UseSpec | !.Specs]
),
(
FIMs = []
;
FIMs = [FirstFIM | _],
FIMPieces = [words("A .trans_opt file may not contain any"),
pragma_decl("foreign_import_module"), words("declarations."), nl],
FIMSpec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree, FirstFIM ^ fim_context, FIMPieces),
!:Specs = [FIMSpec | !.Specs]
),
classify_trans_opt_items(Items, [], TermInfos0, [], Term2Infos0,
[], Exceptions0, [], Trailings0, [], MMTablings0,
[], Sharings0, [], Reuses0, !Specs),
list.sort(TermInfos0, TermInfos),
list.sort(Term2Infos0, Term2Infos),
list.sort(Exceptions0, Exceptions),
list.sort(Trailings0, Trailings),
list.sort(MMTablings0, MMTablings),
list.sort(Sharings0, Sharings),
list.sort(Reuses0, Reuses),
ParseTreeTransOpt = parse_tree_trans_opt(ModuleName, ModuleNameContext,
TermInfos, Term2Infos, Exceptions, Trailings, MMTablings,
Sharings, Reuses).
:- pred classify_trans_opt_items(list(item)::in,
list(item_termination)::in, list(item_termination)::out,
list(item_termination2)::in, list(item_termination2)::out,
list(item_exceptions)::in, list(item_exceptions)::out,
list(item_trailing)::in, list(item_trailing)::out,
list(item_mm_tabling)::in, list(item_mm_tabling)::out,
list(item_struct_sharing)::in, list(item_struct_sharing)::out,
list(item_struct_reuse)::in, list(item_struct_reuse)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_trans_opt_items([], !TermInfos, !Term2Infos,
!Exceptions, !Trailings, !MMTablings, !Sharings, !Reuses, !Specs).
classify_trans_opt_items([Item | Items], !TermInfos, !Term2Infos,
!Exceptions, !Trailings, !MMTablings, !Sharings, !Reuses, !Specs) :-
(
Item = item_decl_pragma(ItemDeclPragma),
ItemDeclPragma = item_pragma_info(DeclPragma, Context, SeqNum),
(
DeclPragma = decl_pragma_termination_info(Term),
ItemTerm = item_pragma_info(Term, Context, SeqNum),
!:TermInfos = [ItemTerm | !.TermInfos]
;
DeclPragma = decl_pragma_termination2_info(Term2),
ItemTerm2 = item_pragma_info(Term2, Context, SeqNum),
!:Term2Infos = [ItemTerm2 | !.Term2Infos]
;
DeclPragma = decl_pragma_structure_sharing(Sharing),
ItemSharing = item_pragma_info(Sharing, Context, SeqNum),
!:Sharings = [ItemSharing | !.Sharings]
;
DeclPragma = decl_pragma_structure_reuse(Reuse),
ItemReuse = item_pragma_info(Reuse, Context, SeqNum),
!:Reuses = [ItemReuse | !.Reuses]
;
( DeclPragma = decl_pragma_obsolete_pred(_)
; DeclPragma = decl_pragma_obsolete_proc(_)
; DeclPragma = decl_pragma_format_call(_)
; DeclPragma = decl_pragma_type_spec(_)
; DeclPragma = decl_pragma_oisu(_)
; DeclPragma = decl_pragma_terminates(_)
; DeclPragma = decl_pragma_does_not_terminate(_)
; DeclPragma = decl_pragma_check_termination(_)
),
Pieces = [words("A .trans_opt file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree, get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
)
;
Item = item_impl_pragma(_),
Pieces = [words("A .trans_opt file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
;
Item = item_generated_pragma(ItemGenPragma),
ItemGenPragma = item_pragma_info(GenPragma, Context, SeqNum),
(
GenPragma = gen_pragma_exceptions(Exception),
ItemException = item_pragma_info(Exception, Context, SeqNum),
!:Exceptions = [ItemException | !.Exceptions]
;
GenPragma = gen_pragma_trailing_info(Trailing),
ItemTrailing = item_pragma_info(Trailing, Context, SeqNum),
!:Trailings = [ItemTrailing | !.Trailings]
;
GenPragma = gen_pragma_mm_tabling_info(MMTabling),
ItemMMTabling = item_pragma_info(MMTabling, Context, SeqNum),
!:MMTablings = [ItemMMTabling | !.MMTablings]
;
GenPragma = gen_pragma_unused_args(_),
Pieces = [words("A .trans_opt file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error,
phase_term_to_parse_tree, get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
)
;
( Item = item_type_defn(_)
; Item = item_inst_defn(_)
; Item = item_mode_defn(_)
; Item = item_typeclass(_)
; Item = item_instance(_)
; Item = item_pred_decl(_)
; Item = item_mode_decl(_)
; Item = item_foreign_enum(_)
; Item = item_promise(_)
; Item = item_clause(_)
; Item = item_foreign_export_enum(_)
; Item = item_initialise(_)
; Item = item_finalise(_)
; Item = item_mutable(_)
; Item = item_type_repn(_)
),
Pieces = [words("A .trans_opt file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
),
classify_trans_opt_items(Items, !TermInfos, !Term2Infos,
!Exceptions, !Trailings, !MMTablings, !Sharings, !Reuses, !Specs).
%---------------------------------------------------------------------------%
check_convert_raw_comp_unit_to_module_src(Globals, RawCompUnit,
ParseTreeModuleSrc, !Specs) :-
RawCompUnit = raw_compilation_unit(ModuleName, ModuleNameContext,
ItemBlocks),
one_or_more_map.init(IntImportsMap0),
one_or_more_map.init(IntUsesMap0),
map.init(IntFIMSpecMap0),
one_or_more_map.init(ImpImportsMap0),
one_or_more_map.init(ImpUsesMap0),
map.init(ImpFIMSpecMap0),
IntImplicitAvailNeeds0 = init_implicit_avail_needs,
ImpImplicitAvailNeeds0 = init_implicit_avail_needs,
classify_src_items_in_blocks(ItemBlocks,
[], IntIncls,
IntImportsMap0, IntImportsMap, IntUsesMap0, IntUsesMap,
IntFIMSpecMap0, IntFIMSpecMap,
[], RevIntTypeDefns, [], RevIntInstDefns, [], RevIntModeDefns,
[], RevIntTypeClasses, [], RevIntInstances0,
[], RevIntPredDecls, [], RevIntModeDecls,
[], RevIntDeclPragmas, [], RevIntImplPragmas,
set.init, IntBadClausePreds, [], RevIntPromises,
[], RevIntInitialises, [], RevIntFinalises, [], RevIntMutables,
IntImplicitAvailNeeds0, IntImplicitAvailNeeds,
set.init, IntSelfFIMLangs,
[], ImpIncls,
ImpImportsMap0, ImpImportsMap, ImpUsesMap0, ImpUsesMap,
ImpFIMSpecMap0, ImpFIMSpecMap1,
[], RevImpTypeDefns, [], RevImpInstDefns, [], RevImpModeDefns,
[], RevImpTypeClasses, [], RevImpInstances0,
[], RevImpPredDecls, [], RevImpModeDecls, [], RevImpClauses,
[], RevImpForeignEnums, [], RevImpForeignExportEnums,
[], RevImpDeclPragmas, [], RevImpImplPragmas, [], RevImpPromises,
[], RevImpInitialises0, [], RevImpFinalises0, [], RevImpMutables0,
ImpImplicitAvailNeeds0, ImpImplicitAvailNeeds,
set.init, ImpSelfFIMLangs,
!Specs),
classify_include_modules(IntIncls, ImpIncls, IntInclsMap, ImpInclsMap,
_IntInclMap, _ImpInclMap, InclMap, !Specs),
list.reverse(RevIntTypeDefns, IntTypeDefns),
list.reverse(RevIntInstDefns, IntInstDefns),
list.reverse(RevIntModeDefns, IntModeDefns),
list.reverse(RevIntTypeClasses, IntTypeClasses),
list.reverse(RevIntInstances0, IntInstances0),
list.reverse(RevIntPredDecls, IntPredDecls),
list.reverse(RevIntModeDecls, IntModeDecls),
list.reverse(RevIntDeclPragmas, IntDeclPragmas),
list.reverse(RevIntImplPragmas, IntImplPragmas),
list.reverse(RevIntPromises, IntPromises),
list.reverse(RevIntInitialises, IntInitialises),
list.reverse(RevIntFinalises, IntFinalises),
list.reverse(RevIntMutables, IntMutables),
list.reverse(RevImpTypeDefns, ImpTypeDefns),
list.reverse(RevImpInstDefns, ImpInstDefns),
list.reverse(RevImpModeDefns, ImpModeDefns),
list.reverse(RevImpTypeClasses, ImpTypeClasses),
list.reverse(RevImpInstances0, ImpInstances0),
list.reverse(RevImpPredDecls, ImpPredDecls),
list.reverse(RevImpModeDecls, ImpModeDecls),
list.reverse(RevImpClauses, ImpClauses),
list.reverse(RevImpForeignEnums, ImpForeignEnums),
list.reverse(RevImpForeignExportEnums, ImpForeignExportEnums),
list.reverse(RevImpDeclPragmas, ImpDeclPragmas),
list.reverse(RevImpImplPragmas, ImpImplPragmas0),
list.reverse(RevImpPromises, ImpPromises),
list.reverse(RevImpInitialises0, ImpInitialises0),
list.reverse(RevImpFinalises0, ImpFinalises0),
list.reverse(RevImpMutables0, ImpMutables0),
( if map.is_empty(InclMap) then
IntInstances = IntInstances0,
ImpInstances = ImpInstances0
else
split_concrete_int_instances(IntInstances0,
IntInstances, MovedImpInstances),
ImpInstances = MovedImpInstances ++ ImpInstances0
),
IntTypeDefnMap = type_ctor_defn_items_to_map(IntTypeDefns),
ImpTypeDefnMap = type_ctor_defn_items_to_map(ImpTypeDefns),
ImpForeignEnumMap = type_ctor_foreign_enum_items_to_map(ImpForeignEnums),
create_type_ctor_checked_map(do_insist_on_defn,
IntTypeDefnMap, ImpTypeDefnMap, ImpForeignEnumMap,
TypeCtorCheckedMap, [], TypeSpecs),
IntInstDefnMap = inst_ctor_defn_items_to_map(IntInstDefns),
ImpInstDefnMap = inst_ctor_defn_items_to_map(ImpInstDefns),
create_inst_ctor_checked_map(do_insist_on_defn,
IntInstDefnMap, ImpInstDefnMap, InstCtorCheckedMap,
[], InstSpecs),
IntModeDefnMap = mode_ctor_defn_items_to_map(IntModeDefns),
ImpModeDefnMap = mode_ctor_defn_items_to_map(ImpModeDefns),
create_mode_ctor_checked_map(do_insist_on_defn,
IntModeDefnMap, ImpModeDefnMap, ModeCtorCheckedMap,
InstSpecs, InstModeSpecs),
% classify_src_items_in_blocks has already generated an error message
% for each impl pragma in the interface section. However, we then treat
% these misplaced pragmas as if they were in the implementation section.
% This preserves old behavior. By allowing predicates to be marked as
% external even when the external pragma is misplaced, this old behavior
% prevents a compiler abort on the invalid/type_spec test case.
ImpImplPragmas = IntImplPragmas ++ ImpImplPragmas0,
% By implicitly moving initialise, finalise and mutable declarations
% from the interface (where they should not be) to the implementation
% section *after* generating an error message for their inappropriate
% placement, we allow the compiler to test them for further errors.
% Reporting such further errors together with the bad placement
% should allow programmers to fix both problems at once.
ImpInitialises = IntInitialises ++ ImpInitialises0,
ImpFinalises = IntFinalises ++ ImpFinalises0,
ImpMutables = IntMutables ++ ImpMutables0,
% XXX Consider using _IntImportMap etc instead of IntImportsMap etc.
classify_int_imp_import_use_modules(ModuleName,
IntImportsMap, IntUsesMap, ImpImportsMap, ImpUsesMap,
_IntImportMap, _IntUseMap, _ImpImportMap, _ImpUseMap,
SectionImportUseMap, !Specs),
import_and_or_use_map_section_to_maybe_implicit(SectionImportUseMap,
ImportUseMap0),
extend_import_and_or_use_map_with_implicits(Globals,
IntImplicitAvailNeeds, ImpImplicitAvailNeeds,
ImportUseMap0, ImportUseMap),
set.intersect(
map.keys_as_set(IntFIMSpecMap),
map.keys_as_set(ImpFIMSpecMap1),
IntImpFIMSpecs),
set.foldl2(report_int_imp_fim(IntFIMSpecMap), IntImpFIMSpecs,
ImpFIMSpecMap1, ImpFIMSpecMap, !Specs),
ParseTreeModuleSrc = parse_tree_module_src(ModuleName, ModuleNameContext,
IntInclsMap, ImpInclsMap, InclMap,
IntImportsMap, IntUsesMap, ImpImportsMap, ImpUsesMap, ImportUseMap,
IntFIMSpecMap, ImpFIMSpecMap, IntSelfFIMLangs, ImpSelfFIMLangs,
TypeCtorCheckedMap, InstCtorCheckedMap, ModeCtorCheckedMap,
TypeSpecs, InstModeSpecs,
IntTypeClasses, IntInstances,
IntPredDecls, IntModeDecls,
IntDeclPragmas, IntPromises, IntBadClausePreds,
ImpTypeClasses, ImpInstances,
ImpPredDecls, ImpModeDecls, ImpClauses, ImpForeignExportEnums,
ImpDeclPragmas, ImpImplPragmas, ImpPromises,
ImpInitialises, ImpFinalises, ImpMutables).
% Given a list of instances in the interface section of a
% parse_tree_module_src that has submodules, return the instances
% that should remain in the interface section of the module
% (which will be the abtract versions of the original instances)
% and the instances that should be added to the implementation section
% (the original int instances, if concrete).
%
% XXX CLEANUP This preserves old behavior. I (zs) would find it
% nice to know just *why* this needs to be done.
%
:- pred split_concrete_int_instances(list(item_instance_info)::in,
list(item_instance_info)::out, list(item_instance_info)::out) is det.
split_concrete_int_instances(IntInstances0, IntInstances, ImpInstances) :-
split_concrete_int_instances_acc(IntInstances0,
cord.init, IntInstanceCord, cord.init, ImpInstanceCord),
IntInstances = cord.list(IntInstanceCord),
ImpInstances = cord.list(ImpInstanceCord).
:- pred split_concrete_int_instances_acc(list(item_instance_info)::in,
cord(item_instance_info)::in, cord(item_instance_info)::out,
cord(item_instance_info)::in, cord(item_instance_info)::out) is det.
split_concrete_int_instances_acc([],
!IntInstanceCord, !ImpInstanceCord).
split_concrete_int_instances_acc([IntInstance | IntInstances],
!IntInstanceCord, !ImpInstanceCord) :-
Body = IntInstance ^ ci_method_instances,
(
Body = instance_body_concrete(_),
AbstractIntInstance =
IntInstance ^ ci_method_instances := instance_body_abstract,
cord.snoc(AbstractIntInstance, !IntInstanceCord),
cord.snoc(IntInstance, !ImpInstanceCord)
;
Body = instance_body_abstract,
% Do not put another copy of this item into !ImpInstanceCord.
cord.snoc(IntInstance, !IntInstanceCord)
),
split_concrete_int_instances_acc(IntInstances,
!IntInstanceCord, !ImpInstanceCord).
%---------------------------------------------------------------------------%
type_ctor_defn_items_to_map(TypeDefnInfos) = TypeDefnMap :-
list.foldl(add_type_defn_to_map, TypeDefnInfos, map.init, TypeDefnMap).
:- pred add_type_defn_to_map(item_type_defn_info::in,
type_ctor_defn_map::in, type_ctor_defn_map::out) is det.
add_type_defn_to_map(TypeDefnInfo, !TypeDefnMap) :-
TypeDefnInfo = item_type_defn_info(SymName, Params, TypeDefn,
_TypeVarSet, _Context, _SeqNum),
list.length(Params, Arity),
TypeCtor = type_ctor(SymName, Arity),
some [!AbsSolverDefns, !SolverDefns,
!AbsStdDefns, !EqvDefns, !DuDefns, !SubDefns,
!ForeignDefnsC, !ForeignDefnsJava, !ForeignDefnsCsharp]
(
( if map.search(!.TypeDefnMap, TypeCtor, AllDefns0) then
AllDefns0 = type_ctor_all_defns(
!:AbsSolverDefns, !:SolverDefns,
!:AbsStdDefns, !:EqvDefns, !:DuDefns, !:SubDefns,
c_java_csharp(!:ForeignDefnsC, !:ForeignDefnsJava,
!:ForeignDefnsCsharp))
else
!:AbsSolverDefns = [],
!:SolverDefns = [],
!:AbsStdDefns = [],
!:EqvDefns = [],
!:DuDefns = [],
!:SubDefns = [],
!:ForeignDefnsC = [],
!:ForeignDefnsJava = [],
!:ForeignDefnsCsharp = []
),
(
TypeDefn = parse_tree_abstract_type(DetailsAbs),
AbsDefnInfo = TypeDefnInfo ^ td_ctor_defn := DetailsAbs,
(
DetailsAbs = abstract_solver_type,
!:AbsSolverDefns = !.AbsSolverDefns ++ [AbsDefnInfo]
;
( DetailsAbs = abstract_type_general
; DetailsAbs = abstract_type_fits_in_n_bits(_)
; DetailsAbs = abstract_dummy_type
; DetailsAbs = abstract_notag_type
; DetailsAbs = abstract_subtype(_)
),
!:AbsStdDefns = !.AbsStdDefns ++ [AbsDefnInfo]
)
;
TypeDefn = parse_tree_solver_type(DetailsSolver),
SolverDefnInfo = TypeDefnInfo ^ td_ctor_defn := DetailsSolver,
!:SolverDefns = !.SolverDefns ++ [SolverDefnInfo]
;
TypeDefn = parse_tree_eqv_type(DetailsEqv),
EqvDefnInfo = TypeDefnInfo ^ td_ctor_defn := DetailsEqv,
!:EqvDefns = !.EqvDefns ++ [EqvDefnInfo]
;
TypeDefn = parse_tree_du_type(DetailsDu),
DuDefnInfo = TypeDefnInfo ^ td_ctor_defn := DetailsDu,
!:DuDefns = !.DuDefns ++ [DuDefnInfo]
;
TypeDefn = parse_tree_sub_type(DetailsSub),
SubDefnInfo = TypeDefnInfo ^ td_ctor_defn := DetailsSub,
!:SubDefns = !.SubDefns ++ [SubDefnInfo]
;
TypeDefn = parse_tree_foreign_type(DetailsForeign),
ForeignDefnInfo = TypeDefnInfo ^ td_ctor_defn := DetailsForeign,
DetailsForeign = type_details_foreign(LangType, _, _),
(
LangType = c(_),
!:ForeignDefnsC = !.ForeignDefnsC ++ [ForeignDefnInfo]
;
LangType = java(_),
!:ForeignDefnsJava = !.ForeignDefnsJava ++ [ForeignDefnInfo]
;
LangType = csharp(_),
!:ForeignDefnsCsharp = !.ForeignDefnsCsharp ++
[ForeignDefnInfo]
)
),
AllDefns = type_ctor_all_defns(!.AbsSolverDefns, !.SolverDefns,
!.AbsStdDefns, !.EqvDefns, !.DuDefns, !.SubDefns,
c_java_csharp(!.ForeignDefnsC, !.ForeignDefnsJava,
!.ForeignDefnsCsharp))
),
map.set(TypeCtor, AllDefns, !TypeDefnMap).
inst_ctor_defn_items_to_map(InstDefnInfos) = InstDefnMap :-
list.foldl(add_inst_defn_to_map, InstDefnInfos, map.init, InstDefnMap).
:- pred add_inst_defn_to_map(item_inst_defn_info::in,
inst_ctor_defn_map::in, inst_ctor_defn_map::out) is det.
add_inst_defn_to_map(InstDefnInfo, !InstDefnMap) :-
InstDefnInfo = item_inst_defn_info(SymName, Params, _MaybeForTypeCtor,
MaybeAbstractInstDefn, _InstVarSet, _Context, _SeqNum),
list.length(Params, Arity),
InstCtor = inst_ctor(SymName, Arity),
( if map.search(!.InstDefnMap, InstCtor, AllDefns0) then
AllDefns0 = inst_ctor_all_defns(AbstractDefns0, EqvDefns0),
(
MaybeAbstractInstDefn = abstract_inst_defn,
AbstractDefn = InstDefnInfo ^ id_inst_defn := no_inst_defn,
AbstractDefns = [AbstractDefn | AbstractDefns0],
AllDefns = inst_ctor_all_defns(AbstractDefns, EqvDefns0)
;
MaybeAbstractInstDefn = nonabstract_inst_defn(InstDefn),
EqvDefn = InstDefnInfo ^ id_inst_defn := InstDefn,
EqvDefns = [EqvDefn | EqvDefns0],
AllDefns = inst_ctor_all_defns(AbstractDefns0, EqvDefns)
),
map.det_update(InstCtor, AllDefns, !InstDefnMap)
else
(
MaybeAbstractInstDefn = abstract_inst_defn,
AbstractDefn = InstDefnInfo ^ id_inst_defn := no_inst_defn,
AllDefns = inst_ctor_all_defns([AbstractDefn], [])
;
MaybeAbstractInstDefn = nonabstract_inst_defn(InstDefn),
EqvDefn = InstDefnInfo ^ id_inst_defn := InstDefn,
AllDefns = inst_ctor_all_defns([], [EqvDefn])
),
map.det_insert(InstCtor, AllDefns, !InstDefnMap)
).
mode_ctor_defn_items_to_map(ModeDefnInfos) = ModeDefnMap :-
list.foldl(add_mode_defn_to_map, ModeDefnInfos, map.init, ModeDefnMap).
:- pred add_mode_defn_to_map(item_mode_defn_info::in,
mode_ctor_defn_map::in, mode_ctor_defn_map::out) is det.
add_mode_defn_to_map(ModeDefnInfo, !ModeDefnMap) :-
ModeDefnInfo = item_mode_defn_info(SymName, Params, MaybeAbstractModeDefn,
_InstVarSet, _Context, _SeqNum),
list.length(Params, Arity),
ModeCtor = mode_ctor(SymName, Arity),
( if map.search(!.ModeDefnMap, ModeCtor, AllDefns0) then
AllDefns0 = mode_ctor_all_defns(AbstractDefns0, EqvDefns0),
(
MaybeAbstractModeDefn = abstract_mode_defn,
AbstractDefn = ModeDefnInfo ^ md_mode_defn := no_mode_defn,
AbstractDefns = [AbstractDefn | AbstractDefns0],
AllDefns = mode_ctor_all_defns(AbstractDefns, EqvDefns0)
;
MaybeAbstractModeDefn = nonabstract_mode_defn(ModeDefn),
EqvDefn = ModeDefnInfo ^ md_mode_defn := ModeDefn,
EqvDefns = [EqvDefn | EqvDefns0],
AllDefns = mode_ctor_all_defns(AbstractDefns0, EqvDefns)
),
map.det_update(ModeCtor, AllDefns, !ModeDefnMap)
else
(
MaybeAbstractModeDefn = abstract_mode_defn,
AbstractDefn = ModeDefnInfo ^ md_mode_defn := no_mode_defn,
AllDefns = mode_ctor_all_defns([AbstractDefn], [])
;
MaybeAbstractModeDefn = nonabstract_mode_defn(ModeDefn),
EqvDefn = ModeDefnInfo ^ md_mode_defn := ModeDefn,
AllDefns = mode_ctor_all_defns([], [EqvDefn])
),
map.det_insert(ModeCtor, AllDefns, !ModeDefnMap)
).
type_ctor_repn_items_to_map(TypeRepnInfos) = TypeRepnMap :-
list.foldl(add_type_repn_to_map, TypeRepnInfos, map.init, TypeRepnMap).
:- pred add_type_repn_to_map(item_type_repn_info::in,
type_ctor_repn_map::in, type_ctor_repn_map::out) is det.
add_type_repn_to_map(TypeRepnInfo, !TypeRepnMap) :-
TypeRepnInfo = item_type_repn_info(SymName, Params, _TypeRepn,
_TypeVarSet, _Context, _SeqNum),
list.length(Params, Arity),
TypeCtor = type_ctor(SymName, Arity),
% This could be a map.det_insert, because
%
% - we ensure the invariant that an interface file contains at most one
% type_repn item for a given type_ctor, and
%
% - source files should not contain any type_ctor items, because they are
% not a publicly documented part of the language.
%
% However, until we have code to filter out all type_repn items from
% source files, they may contain duplicates, so we keep this as map.set
% for now.
map.set(TypeCtor, TypeRepnInfo, !TypeRepnMap).
type_ctor_foreign_enum_items_to_map(ForeignEnums) = ForeignEnumMap :-
list.foldl(add_foreign_enum_item_to_map, ForeignEnums,
map.init, ForeignEnumMap).
:- pred add_foreign_enum_item_to_map(item_foreign_enum_info::in,
type_ctor_foreign_enum_map::in, type_ctor_foreign_enum_map::out) is det.
add_foreign_enum_item_to_map(ForeignEnumInfo, !ForeignEnumMap) :-
ForeignEnumInfo = item_foreign_enum_info(Lang, TypeCtor, _Values, _, _),
some [!ForeignEnumsC, !ForeignEnumsJava, !ForeignEnumsCsharp]
(
( if map.search(!.ForeignEnumMap, TypeCtor, AllEnums0) then
AllEnums0 = c_java_csharp(!:ForeignEnumsC,
!:ForeignEnumsJava, !:ForeignEnumsCsharp)
else
!:ForeignEnumsC = [],
!:ForeignEnumsJava = [],
!:ForeignEnumsCsharp = []
),
(
Lang = lang_c,
!:ForeignEnumsC = !.ForeignEnumsC ++ [ForeignEnumInfo]
;
Lang = lang_java,
!:ForeignEnumsJava = !.ForeignEnumsJava ++ [ForeignEnumInfo]
;
Lang = lang_csharp,
!:ForeignEnumsCsharp = !.ForeignEnumsCsharp ++ [ForeignEnumInfo]
),
AllEnums = c_java_csharp(!.ForeignEnumsC,
!.ForeignEnumsJava, !.ForeignEnumsCsharp),
map.set(TypeCtor, AllEnums, !ForeignEnumMap)
).
%---------------------------------------------------------------------------%
type_ctor_defn_map_to_type_defns(TypeCtorDefnMap) = TypeDefns :-
map.foldl_values(accumulate_type_ctor_defns, TypeCtorDefnMap,
cord.init, TypeDefnsCord),
TypeDefns = cord.list(TypeDefnsCord).
:- pred accumulate_type_ctor_defns(type_ctor_all_defns::in,
cord(item_type_defn_info)::in, cord(item_type_defn_info)::out) is det.
accumulate_type_ctor_defns(CtorAllDefns, !TypeDefns) :-
CtorAllDefns = type_ctor_all_defns(AbstractSolverDefns, SolverDefns,
AbstractStdDefns, EqvDefns, DuDefns, SubDefns, CJCsEDefns),
CJCsEDefns = c_java_csharp(ForeignDefnsC, ForeignDefnsJava,
ForeignDefnsCsharp),
!:TypeDefns = !.TypeDefns ++ cord.from_list(
list.map(wrap_abstract_type_defn, at_most_one(AbstractSolverDefns)) ++
list.map(wrap_solver_type_defn, SolverDefns) ++
list.map(wrap_abstract_type_defn, at_most_one(AbstractStdDefns)) ++
list.map(wrap_eqv_type_defn, EqvDefns) ++
list.map(wrap_du_type_defn, DuDefns) ++
list.map(wrap_sub_type_defn, SubDefns) ++
list.map(wrap_foreign_type_defn, ForeignDefnsC) ++
list.map(wrap_foreign_type_defn, ForeignDefnsJava) ++
list.map(wrap_foreign_type_defn, ForeignDefnsCsharp)).
:- func at_most_one(list(T)) = list(T).
at_most_one([]) = [].
at_most_one([X | _Xs]) = [X].
%---------------------%
inst_ctor_defn_map_to_inst_defns(InstCtorDefnMap) = InstDefns :-
map.foldl_values(accumulate_inst_ctor_defns, InstCtorDefnMap,
cord.init, InstDefnsCord),
InstDefns = cord.list(InstDefnsCord).
:- pred accumulate_inst_ctor_defns(inst_ctor_all_defns::in,
cord(item_inst_defn_info)::in, cord(item_inst_defn_info)::out) is det.
accumulate_inst_ctor_defns(CtorAllDefns, !InstDefns) :-
CtorAllDefns = inst_ctor_all_defns(AbstractDefns, EqvDefns),
!:InstDefns = !.InstDefns ++
cord.from_list(list.map(wrap_abstract_inst_defn, AbstractDefns)) ++
cord.from_list(list.map(wrap_eqv_inst_defn, EqvDefns)).
%---------------------%
mode_ctor_defn_map_to_mode_defns(ModeCtorDefnMap) = ModeDefns :-
map.foldl_values(accumulate_mode_ctor_defns, ModeCtorDefnMap,
cord.init, ModeDefnsCord),
ModeDefns = cord.list(ModeDefnsCord).
:- pred accumulate_mode_ctor_defns(mode_ctor_all_defns::in,
cord(item_mode_defn_info)::in, cord(item_mode_defn_info)::out) is det.
accumulate_mode_ctor_defns(CtorAllDefns, !ModeDefns) :-
CtorAllDefns = mode_ctor_all_defns(AbstractDefns, EqvDefns),
!:ModeDefns = !.ModeDefns ++
cord.from_list(list.map(wrap_abstract_mode_defn, AbstractDefns)) ++
cord.from_list(list.map(wrap_eqv_mode_defn, EqvDefns)).
%---------------------%
type_ctor_repn_map_to_type_repns(TypeCtorRepnMap) = TypeRepns :-
map.foldl_values(accumulate_type_ctor_repns, TypeCtorRepnMap,
cord.init, TypeRepnsCord),
TypeRepns = cord.list(TypeRepnsCord).
:- pred accumulate_type_ctor_repns(item_type_repn_info::in,
cord(item_type_repn_info)::in, cord(item_type_repn_info)::out) is det.
accumulate_type_ctor_repns(TypeRepn, !TypeRepns) :-
!:TypeRepns = cord.snoc(!.TypeRepns, TypeRepn).
%---------------------------------------------------------------------------%
:- pred report_int_imp_fim(map(fim_spec, prog_context)::in,
fim_spec::in,
map(fim_spec, prog_context)::in, map(fim_spec, prog_context)::out,
list(error_spec)::in, list(error_spec)::out) is det.
report_int_imp_fim(IntFIMSpecMap, FIMSpec, !ImpFIMSpecMap, !Specs) :-
FIMSpec = fim_spec(Lang, ModuleName),
map.det_remove(FIMSpec, ImpContext, !ImpFIMSpecMap),
map.lookup(IntFIMSpecMap, FIMSpec, IntContext),
ImpPieces = [words("Warning: this"), pragma_decl("foreign_import_module"),
words("pragma for"), qual_sym_name(ModuleName),
words("and"), words(foreign_language_string(Lang)),
words("in the implementation section is redundant,"),
words("because there is a"), pragma_decl("foreign_import_module"),
words("pragma for the same module/language combination"),
words("in the interface section."), nl],
IntPieces = [words("The"), pragma_decl("foreign_import_module"),
words("pragma in the interface section is here."), nl],
ImpMsg = simplest_msg(ImpContext, ImpPieces),
IntMsg = simplest_msg(IntContext, IntPieces),
Spec = conditional_spec($pred, warn_simple_code, yes, severity_warning,
phase_parse_tree_to_hlds, [ImpMsg, IntMsg]),
!:Specs = [Spec | !.Specs].
%---------------------------------------------------------------------------%
:- pred classify_src_items_in_blocks(list(raw_item_block)::in,
list(item_include)::in, list(item_include)::out,
module_names_contexts::in, module_names_contexts::out,
module_names_contexts::in, module_names_contexts::out,
map(fim_spec, prog_context)::in, map(fim_spec, prog_context)::out,
list(item_type_defn_info)::in, list(item_type_defn_info)::out,
list(item_inst_defn_info)::in, list(item_inst_defn_info)::out,
list(item_mode_defn_info)::in, list(item_mode_defn_info)::out,
list(item_typeclass_info)::in, list(item_typeclass_info)::out,
list(item_instance_info)::in, list(item_instance_info)::out,
list(item_pred_decl_info)::in, list(item_pred_decl_info)::out,
list(item_mode_decl_info)::in, list(item_mode_decl_info)::out,
list(item_decl_pragma_info)::in, list(item_decl_pragma_info)::out,
list(item_impl_pragma_info)::in, list(item_impl_pragma_info)::out,
set(pred_pf_name_arity)::in, set(pred_pf_name_arity)::out,
list(item_promise_info)::in, list(item_promise_info)::out,
list(item_initialise_info)::in, list(item_initialise_info)::out,
list(item_finalise_info)::in, list(item_finalise_info)::out,
list(item_mutable_info)::in, list(item_mutable_info)::out,
implicit_avail_needs::in, implicit_avail_needs::out,
set(foreign_language)::in, set(foreign_language)::out,
list(item_include)::in, list(item_include)::out,
module_names_contexts::in, module_names_contexts::out,
module_names_contexts::in, module_names_contexts::out,
map(fim_spec, prog_context)::in, map(fim_spec, prog_context)::out,
list(item_type_defn_info)::in, list(item_type_defn_info)::out,
list(item_inst_defn_info)::in, list(item_inst_defn_info)::out,
list(item_mode_defn_info)::in, list(item_mode_defn_info)::out,
list(item_typeclass_info)::in, list(item_typeclass_info)::out,
list(item_instance_info)::in, list(item_instance_info)::out,
list(item_pred_decl_info)::in, list(item_pred_decl_info)::out,
list(item_mode_decl_info)::in, list(item_mode_decl_info)::out,
list(item_clause_info)::in, list(item_clause_info)::out,
list(item_foreign_enum_info)::in, list(item_foreign_enum_info)::out,
list(item_foreign_export_enum_info)::in,
list(item_foreign_export_enum_info)::out,
list(item_decl_pragma_info)::in, list(item_decl_pragma_info)::out,
list(item_impl_pragma_info)::in, list(item_impl_pragma_info)::out,
list(item_promise_info)::in, list(item_promise_info)::out,
list(item_initialise_info)::in, list(item_initialise_info)::out,
list(item_finalise_info)::in, list(item_finalise_info)::out,
list(item_mutable_info)::in, list(item_mutable_info)::out,
implicit_avail_needs::in, implicit_avail_needs::out,
set(foreign_language)::in, set(foreign_language)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_src_items_in_blocks([],
!IntIncls, !IntImportsMap, !IntUsesMap, !IntFIMSpecMap,
!RevIntTypeDefns, !RevIntInstDefns, !RevIntModeDefns,
!RevIntTypeClasses, !RevIntInstances,
!RevIntPredDecls, !RevIntModeDecls,
!RevIntDeclPragmas, !RevIntImplPragmas,
!IntBadClausePreds, !RevIntPromises,
!RevIntInitialises, !RevIntFinalises, !RevIntMutables,
!IntImplicitAvailNeeds, !IntSelfFIMLangs,
!ImpIncls, !ImpImportsMap, !ImpUsesMap, !ImpFIMSpecMap,
!RevImpTypeDefns, !RevImpInstDefns, !RevImpModeDefns,
!RevImpTypeClasses, !RevImpInstances,
!RevImpPredDecls, !RevImpModeDecls, !RevImpClauses,
!RevImpForeignEnums, !RevImpForeignExportEnums,
!RevImpDeclPragmas, !RevImpImplPragmas, !RevImpPromises,
!RevImpInitialises, !RevImpFinalises, !RevImpMutables,
!ImpImplicitAvailNeeds, !ImpSelfFIMLangs, !Specs).
classify_src_items_in_blocks([ItemBlock | ItemBlocks],
!IntIncls, !IntImportsMap, !IntUsesMap, !IntFIMSpecMap,
!RevIntTypeDefns, !RevIntInstDefns, !RevIntModeDefns,
!RevIntTypeClasses, !RevIntInstances,
!RevIntPredDecls, !RevIntModeDecls,
!RevIntDeclPragmas, !RevIntImplPragmas,
!IntBadClausePreds, !RevIntPromises,
!RevIntInitialises, !RevIntFinalises, !RevIntMutables,
!IntImplicitAvailNeeds, !IntSelfFIMLangs,
!ImpIncls, !ImpImportsMap, !ImpUsesMap, !ImpFIMSpecMap,
!RevImpTypeDefns, !RevImpInstDefns, !RevImpModeDefns,
!RevImpTypeClasses, !RevImpInstances,
!RevImpPredDecls, !RevImpModeDecls, !RevImpClauses,
!RevImpForeignEnums, !RevImpForeignExportEnums,
!RevImpDeclPragmas, !RevImpImplPragmas, !RevImpPromises,
!RevImpInitialises, !RevImpFinalises, !RevImpMutables,
!ImpImplicitAvailNeeds, !ImpSelfFIMLangs, !Specs) :-
ItemBlock = item_block(_, Section, Incls, Avails, FIMs, Items),
(
Section = ms_interface,
!:IntIncls = !.IntIncls ++ Incls,
accumulate_imports_uses_maps(Avails, !IntImportsMap, !IntUsesMap),
list.foldl2(classify_foreign_import_module, FIMs, !IntFIMSpecMap,
!Specs),
classify_src_items_int(Items,
!RevIntTypeDefns, !RevIntInstDefns, !RevIntModeDefns,
!RevIntTypeClasses, !RevIntInstances,
!RevIntPredDecls, !RevIntModeDecls,
!RevIntDeclPragmas, !RevIntImplPragmas,
!IntBadClausePreds, !RevIntPromises,
!RevIntInitialises, !RevIntFinalises, !RevIntMutables,
!IntImplicitAvailNeeds, !IntSelfFIMLangs, !Specs)
;
Section = ms_implementation,
!:ImpIncls = !.ImpIncls ++ Incls,
accumulate_imports_uses_maps(Avails, !ImpImportsMap, !ImpUsesMap),
list.foldl2(classify_foreign_import_module, FIMs, !ImpFIMSpecMap,
!Specs),
classify_src_items_imp(Items,
!RevImpTypeDefns, !RevImpInstDefns, !RevImpModeDefns,
!RevImpTypeClasses, !RevImpInstances,
!RevImpPredDecls, !RevImpModeDecls, !RevImpClauses,
!RevImpForeignEnums, !RevImpForeignExportEnums,
!RevImpDeclPragmas, !RevImpImplPragmas, !RevImpPromises,
!RevImpInitialises, !RevImpFinalises, !RevImpMutables,
!ImpImplicitAvailNeeds, !ImpSelfFIMLangs, !Specs)
),
classify_src_items_in_blocks(ItemBlocks,
!IntIncls, !IntImportsMap, !IntUsesMap, !IntFIMSpecMap,
!RevIntTypeDefns, !RevIntInstDefns, !RevIntModeDefns,
!RevIntTypeClasses, !RevIntInstances,
!RevIntPredDecls, !RevIntModeDecls,
!RevIntDeclPragmas, !RevIntImplPragmas,
!IntBadClausePreds, !RevIntPromises,
!RevIntInitialises, !RevIntFinalises, !RevIntMutables,
!IntImplicitAvailNeeds, !IntSelfFIMLangs,
!ImpIncls, !ImpImportsMap, !ImpUsesMap, !ImpFIMSpecMap,
!RevImpTypeDefns, !RevImpInstDefns, !RevImpModeDefns,
!RevImpTypeClasses, !RevImpInstances,
!RevImpPredDecls, !RevImpModeDecls, !RevImpClauses,
!RevImpForeignEnums, !RevImpForeignExportEnums,
!RevImpDeclPragmas, !RevImpImplPragmas, !RevImpPromises,
!RevImpInitialises, !RevImpFinalises, !RevImpMutables,
!ImpImplicitAvailNeeds, !ImpSelfFIMLangs, !Specs).
:- pred classify_foreign_import_module(item_fim::in,
map(fim_spec, prog_context)::in, map(fim_spec, prog_context)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_foreign_import_module(ItemFIM, !FIMSpecMap, !Specs) :-
ItemFIM = item_fim(Lang, ModuleName, Context, _SeqNum),
FIMSpec = fim_spec(Lang, ModuleName),
( if map.search(!.FIMSpecMap, FIMSpec, PrevContext) then
MainPieces = [words("Warning: duplicate"),
pragma_decl("foreign_import_module"),
words("pragma for"), qual_sym_name(ModuleName),
words("and"), words(foreign_language_string(Lang)),
suffix("."), nl],
MainMsg = simplest_msg(Context, MainPieces),
PrevPieces = [words("The previous"),
pragma_decl("foreign_import_module"),
words("pragma for the same module/language combination"),
words("was here."), nl],
PrevMsg = simplest_msg(PrevContext, PrevPieces),
Spec = conditional_spec($pred, warn_simple_code, yes,
severity_warning, phase_parse_tree_to_hlds, [MainMsg, PrevMsg]),
!:Specs = [Spec | !.Specs]
else
map.det_insert(FIMSpec, Context, !FIMSpecMap)
).
:- pred classify_src_items_int(list(item)::in,
list(item_type_defn_info)::in, list(item_type_defn_info)::out,
list(item_inst_defn_info)::in, list(item_inst_defn_info)::out,
list(item_mode_defn_info)::in, list(item_mode_defn_info)::out,
list(item_typeclass_info)::in, list(item_typeclass_info)::out,
list(item_instance_info)::in, list(item_instance_info)::out,
list(item_pred_decl_info)::in, list(item_pred_decl_info)::out,
list(item_mode_decl_info)::in, list(item_mode_decl_info)::out,
list(item_decl_pragma_info)::in, list(item_decl_pragma_info)::out,
list(item_impl_pragma_info)::in, list(item_impl_pragma_info)::out,
set(pred_pf_name_arity)::in, set(pred_pf_name_arity)::out,
list(item_promise_info)::in, list(item_promise_info)::out,
list(item_initialise_info)::in, list(item_initialise_info)::out,
list(item_finalise_info)::in, list(item_finalise_info)::out,
list(item_mutable_info)::in, list(item_mutable_info)::out,
implicit_avail_needs::in, implicit_avail_needs::out,
set(foreign_language)::in, set(foreign_language)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_src_items_int([],
!RevTypeDefns, !RevInstDefns, !RevModeDefns,
!RevTypeClasses, !RevInstances, !RevPredDecls, !RevModeDecls,
!RevDeclPragmas, !RevImplPragmas, !BadClausePreds,
!RevPromises, !RevInitialises, !RevFinalises, !RevMutables,
!ImplicitAvailNeeds, !SelfFIMLangs, !Specs).
classify_src_items_int([Item | Items],
!RevTypeDefns, !RevInstDefns, !RevModeDefns,
!RevTypeClasses, !RevInstances, !RevPredDecls, !RevModeDecls,
!RevDeclPragmas, !RevImplPragmas, !BadClausePreds,
!RevPromises, !RevInitialises, !RevFinalises, !RevMutables,
!ImplicitAvailNeeds, !SelfFIMLangs, !Specs) :-
(
Item = item_type_defn(ItemTypeDefnInfo),
!:RevTypeDefns = [ItemTypeDefnInfo | !.RevTypeDefns],
ItemTypeDefnInfo = item_type_defn_info(_, _, TypeDefn, _, _, _),
(
( TypeDefn = parse_tree_abstract_type(_)
; TypeDefn = parse_tree_du_type(_)
; TypeDefn = parse_tree_sub_type(_)
; TypeDefn = parse_tree_eqv_type(_)
)
;
TypeDefn = parse_tree_solver_type(DetailsSolver),
acc_implicit_avail_needs_solver_type(DetailsSolver,
!ImplicitAvailNeeds)
;
TypeDefn = parse_tree_foreign_type(DetailsForeign),
DetailsForeign = type_details_foreign(ForeignType, _, _),
set.insert(foreign_type_language(ForeignType), !SelfFIMLangs)
)
;
Item = item_inst_defn(ItemInstDefnInfo),
!:RevInstDefns = [ItemInstDefnInfo | !.RevInstDefns]
;
Item = item_mode_defn(ItemModeDefnInfo),
!:RevModeDefns = [ItemModeDefnInfo | !.RevModeDefns]
;
Item = item_typeclass(ItemTypeclassInfo),
!:RevTypeClasses = [ItemTypeclassInfo | !.RevTypeClasses]
;
Item = item_instance(ItemInstanceInfo),
InstanceBody = ItemInstanceInfo ^ ci_method_instances,
(
InstanceBody = instance_body_abstract
;
InstanceBody = instance_body_concrete(InstanceMethods),
list.foldl(acc_implicit_avail_needs_in_instance_method,
InstanceMethods, !ImplicitAvailNeeds),
AlwaysPieces = [words("Error: non-abstract instance declaration"),
words("in module interface."), nl],
VerbosePieces = [words("If you intend to export this instance,"),
words("move this declaration to the implementation section,"),
words("replacing it in the interface section"),
words("with its abstract version, which omits"),
words("the"), quote("where [...]"), words("part."), nl],
Msg = simple_msg(ItemInstanceInfo ^ ci_context,
[always(AlwaysPieces),
verbose_only(verbose_once, VerbosePieces)]),
Spec = error_spec($pred, severity_error,
phase_parse_tree_to_hlds, [Msg]),
!:Specs = [Spec | !.Specs]
),
!:RevInstances = [ItemInstanceInfo | !.RevInstances]
;
Item = item_pred_decl(ItemPredDeclInfo),
!:RevPredDecls = [ItemPredDeclInfo | !.RevPredDecls]
;
Item = item_mode_decl(ItemModeDeclInfo),
!:RevModeDecls = [ItemModeDeclInfo | !.RevModeDecls]
;
Item = item_clause(ItemClauseInfo),
ItemClauseInfo = item_clause_info(PredOrFunc, PredSymName, ArgTerms,
_VarSet, _Body, Context, _SeqNum),
PredFormArity = arg_list_arity(ArgTerms),
user_arity_pred_form_arity(PredOrFunc, UserArity, PredFormArity),
PredPfNameArity =
pred_pf_name_arity(PredOrFunc, PredSymName, UserArity),
% There is no point printing out the qualified name,
% since the module name is implicit in the context.
error_is_exported(Context, [words("clause for"),
unqual_pf_sym_name_user_arity(PredPfNameArity)], !Specs),
set.insert(PredPfNameArity, !BadClausePreds)
;
Item = item_decl_pragma(ItemDeclPragma),
!:RevDeclPragmas = [ItemDeclPragma | !.RevDeclPragmas]
;
Item = item_impl_pragma(ItemImplPragma),
error_item_is_exported(Item, !Specs),
!:RevImplPragmas = [ItemImplPragma | !.RevImplPragmas],
ItemImplPragma = item_pragma_info(ImplPragma, _Context, _SeqNum),
(
(
ImplPragma = impl_pragma_foreign_proc(ForeignProcInfo),
ForeignProcInfo = pragma_info_foreign_proc(_,
SymName, PredOrFunc, Vars, _, _, _),
list.length(Vars, Arity),
user_arity_pred_form_arity(PredOrFunc, UserArity,
pred_form_arity(Arity)),
PredPfNameArity =
pred_pf_name_arity(PredOrFunc, SymName, UserArity)
;
ImplPragma = impl_pragma_external_proc(ExternalProcInfo),
ExternalProcInfo =
pragma_info_external_proc(PredPfNameArity, _)
),
set.insert(PredPfNameArity, !BadClausePreds)
;
ImplPragma = impl_pragma_fact_table(FactTableInfo),
FactTableInfo = pragma_info_fact_table(PredSpec, _FileName),
PredSpec = pred_pfu_name_arity(PFU, SymName, UserArity),
(
PFU = pfu_predicate,
PredPfNameArity =
pred_pf_name_arity(pf_predicate, SymName, UserArity),
set.insert(PredPfNameArity, !BadClausePreds)
;
PFU = pfu_function,
PredPfNameArity =
pred_pf_name_arity(pf_function, SymName, UserArity),
set.insert(PredPfNameArity, !BadClausePreds)
;
PFU = pfu_unknown
% If a predicate named e.g. foo/N has a fact table pragma
% for it, but due to a bug the pragma is in the interface
% section, then generating an error message about the
% absence of clauses for predicate foo/N will be misleading.
% However, we cannot add foo/N to !BadClausePreds without
% knowing whether the pragma is for the predicate foo/N
% or the function foo/N, and if we got here, then we do not
% know. If the module we are compiling declares both
% a predicate foo/N and a function foo/N, has no clauses
% for either of them in the implementation, but has an
% (invalid) fact_table pragma for just one of them in the
% interface, we have no way of generating an error message
% about the missing clauses for *just* the other; we have
% generate that error message either for both, or for neither.
% By doing nothing here, we choose generating a message
% for both. We know one will be misleading, we just don't know
% which one ;-(
)
;
( ImplPragma = impl_pragma_foreign_decl(_)
; ImplPragma = impl_pragma_foreign_code(_)
; ImplPragma = impl_pragma_foreign_proc_export(_)
; ImplPragma = impl_pragma_tabled(_)
; ImplPragma = impl_pragma_inline(_)
; ImplPragma = impl_pragma_no_inline(_)
; ImplPragma = impl_pragma_consider_used(_)
; ImplPragma = impl_pragma_mode_check_clauses(_)
; ImplPragma = impl_pragma_no_detism_warning(_)
; ImplPragma = impl_pragma_require_tail_rec(_)
; ImplPragma = impl_pragma_promise_pure(_)
; ImplPragma = impl_pragma_promise_semipure(_)
; ImplPragma = impl_pragma_promise_eqv_clauses(_)
; ImplPragma = impl_pragma_require_feature_set(_)
)
)
;
Item = item_generated_pragma(_),
Pieces = [words("A Mercury source file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
;
Item = item_promise(ItemPromiseInfo),
acc_implicit_avail_needs_in_promise(ItemPromiseInfo,
!ImplicitAvailNeeds),
!:RevPromises = [ItemPromiseInfo | !.RevPromises]
;
( Item = item_foreign_enum(_)
; Item = item_foreign_export_enum(_)
),
error_item_is_exported(Item, !Specs)
;
Item = item_initialise(ItemInitialiseInfo),
error_item_is_exported(Item, !Specs),
!:RevInitialises = [ItemInitialiseInfo | !.RevInitialises]
;
Item = item_finalise(ItemFinaliseInfo),
error_item_is_exported(Item, !Specs),
!:RevFinalises = [ItemFinaliseInfo | !.RevFinalises]
;
Item = item_mutable(ItemMutableInfo),
error_item_is_exported(Item, !Specs),
!:RevMutables = [ItemMutableInfo | !.RevMutables]
;
Item = item_type_repn(ItemTypeRepnInfo),
Pieces = [words("A Mercury source file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
ItemTypeRepnInfo ^ tr_context, Pieces),
!:Specs = [Spec | !.Specs]
),
classify_src_items_int(Items,
!RevTypeDefns, !RevInstDefns, !RevModeDefns,
!RevTypeClasses, !RevInstances, !RevPredDecls, !RevModeDecls,
!RevDeclPragmas, !RevImplPragmas,
!BadClausePreds, !RevPromises, !RevInitialises, !RevFinalises,
!RevMutables, !ImplicitAvailNeeds, !SelfFIMLangs, !Specs).
:- pred classify_src_items_imp(list(item)::in,
list(item_type_defn_info)::in, list(item_type_defn_info)::out,
list(item_inst_defn_info)::in, list(item_inst_defn_info)::out,
list(item_mode_defn_info)::in, list(item_mode_defn_info)::out,
list(item_typeclass_info)::in, list(item_typeclass_info)::out,
list(item_instance_info)::in, list(item_instance_info)::out,
list(item_pred_decl_info)::in, list(item_pred_decl_info)::out,
list(item_mode_decl_info)::in, list(item_mode_decl_info)::out,
list(item_clause_info)::in, list(item_clause_info)::out,
list(item_foreign_enum_info)::in, list(item_foreign_enum_info)::out,
list(item_foreign_export_enum_info)::in,
list(item_foreign_export_enum_info)::out,
list(item_decl_pragma_info)::in, list(item_decl_pragma_info)::out,
list(item_impl_pragma_info)::in, list(item_impl_pragma_info)::out,
list(item_promise_info)::in, list(item_promise_info)::out,
list(item_initialise_info)::in, list(item_initialise_info)::out,
list(item_finalise_info)::in, list(item_finalise_info)::out,
list(item_mutable_info)::in, list(item_mutable_info)::out,
implicit_avail_needs::in, implicit_avail_needs::out,
set(foreign_language)::in, set(foreign_language)::out,
list(error_spec)::in, list(error_spec)::out) is det.
classify_src_items_imp([],
!RevTypeDefns, !RevInstDefns, !RevModeDefns,
!RevTypeClasses, !RevInstances,
!RevPredDecls, !RevModeDecls, !RevClauses,
!RevForeignEnums, !RevForeignExportEnums,
!RevDeclPragmas, !RevImplPragmas, !RevPromises,
!RevInitialises, !RevFinalises, !RevMutables,
!ImplicitAvailNeeds, !SelfFIMLangs, !Specs).
classify_src_items_imp([Item | Items],
!RevTypeDefns, !RevInstDefns, !RevModeDefns,
!RevTypeClasses, !RevInstances,
!RevPredDecls, !RevModeDecls, !RevClauses,
!RevForeignEnums, !RevForeignExportEnums,
!RevDeclPragmas, !RevImplPragmas, !RevPromises,
!RevInitialises, !RevFinalises, !RevMutables,
!ImplicitAvailNeeds, !SelfFIMLangs, !Specs) :-
(
Item = item_type_defn(ItemTypeDefnInfo),
!:RevTypeDefns = [ItemTypeDefnInfo | !.RevTypeDefns],
ItemTypeDefnInfo = item_type_defn_info(_, _, TypeDefn, _, _, _),
(
( TypeDefn = parse_tree_abstract_type(_)
; TypeDefn = parse_tree_du_type(_)
; TypeDefn = parse_tree_sub_type(_)
; TypeDefn = parse_tree_eqv_type(_)
)
;
TypeDefn = parse_tree_solver_type(DetailsSolver),
acc_implicit_avail_needs_solver_type(DetailsSolver,
!ImplicitAvailNeeds)
;
TypeDefn = parse_tree_foreign_type(DetailsForeign),
DetailsForeign = type_details_foreign(ForeignType, _, _),
set.insert(foreign_type_language(ForeignType), !SelfFIMLangs)
)
;
Item = item_inst_defn(ItemInstDefnInfo),
!:RevInstDefns = [ItemInstDefnInfo | !.RevInstDefns]
;
Item = item_mode_defn(ItemModeDefnInfo),
!:RevModeDefns = [ItemModeDefnInfo | !.RevModeDefns]
;
Item = item_typeclass(ItemTypeclassInfo),
!:RevTypeClasses = [ItemTypeclassInfo | !.RevTypeClasses]
;
Item = item_instance(ItemInstanceInfo),
acc_implicit_avail_needs_in_instance(ItemInstanceInfo,
!ImplicitAvailNeeds),
!:RevInstances = [ItemInstanceInfo | !.RevInstances]
;
Item = item_pred_decl(ItemPredDeclInfo),
!:RevPredDecls = [ItemPredDeclInfo | !.RevPredDecls]
;
Item = item_mode_decl(ItemModeDeclInfo),
!:RevModeDecls = [ItemModeDeclInfo | !.RevModeDecls]
;
Item = item_clause(ItemClauseInfo),
acc_implicit_avail_needs_in_clause(ItemClauseInfo,
!ImplicitAvailNeeds),
!:RevClauses = [ItemClauseInfo | !.RevClauses]
;
Item = item_foreign_enum(ItemForeignEnumInfo),
ItemForeignEnumInfo = item_foreign_enum_info(Lang, _, _, _, _),
set.insert(Lang, !SelfFIMLangs),
!:RevForeignEnums = [ItemForeignEnumInfo | !.RevForeignEnums]
;
Item = item_foreign_export_enum(ItemFEEInfo),
!:RevForeignExportEnums = [ItemFEEInfo | !.RevForeignExportEnums]
;
Item = item_decl_pragma(ItemDeclPragma),
!:RevDeclPragmas = [ItemDeclPragma | !.RevDeclPragmas]
;
Item = item_impl_pragma(ItemImplPragma),
!:RevImplPragmas = [ItemImplPragma | !.RevImplPragmas],
ItemImplPragma = item_pragma_info(ImplPragma, _Context, _SeqNum),
(
(
ImplPragma = impl_pragma_foreign_code(FCInfo),
FCInfo = pragma_info_foreign_code(Lang, _)
;
ImplPragma = impl_pragma_foreign_decl(FDInfo),
FDInfo = pragma_info_foreign_decl(Lang, _, _)
),
set.insert(Lang, !SelfFIMLangs)
;
ImplPragma = impl_pragma_foreign_proc_export(FPEInfo),
FPEInfo = pragma_info_foreign_proc_export(_, Lang, _, _, _),
set.insert(Lang, !SelfFIMLangs)
;
ImplPragma = impl_pragma_foreign_proc(FPInfo),
FPInfo = pragma_info_foreign_proc(Attrs, _, _, _, _, _, _),
set.insert(get_foreign_language(Attrs), !SelfFIMLangs)
;
ImplPragma = impl_pragma_tabled(TableInfo),
TableInfo = pragma_info_tabled(_, _, MaybeAttributes),
!ImplicitAvailNeeds ^ ian_tabling := do_need_tabling,
(
MaybeAttributes = no
;
MaybeAttributes = yes(Attributes),
StatsAttr = Attributes ^ table_attr_statistics,
(
StatsAttr = table_gather_statistics,
!ImplicitAvailNeeds ^ ian_tabling_statistics
:= do_need_tabling_statistics
;
StatsAttr = table_dont_gather_statistics
)
)
;
( ImplPragma = impl_pragma_mode_check_clauses(_)
; ImplPragma = impl_pragma_external_proc(_)
; ImplPragma = impl_pragma_fact_table(_)
; ImplPragma = impl_pragma_inline(_)
; ImplPragma = impl_pragma_no_inline(_)
; ImplPragma = impl_pragma_consider_used(_)
; ImplPragma = impl_pragma_no_detism_warning(_)
; ImplPragma = impl_pragma_require_tail_rec(_)
; ImplPragma = impl_pragma_promise_pure(_)
; ImplPragma = impl_pragma_promise_semipure(_)
; ImplPragma = impl_pragma_promise_eqv_clauses(_)
; ImplPragma = impl_pragma_require_feature_set(_)
)
)
;
Item = item_generated_pragma(_),
Pieces = [words("A Mercury source file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
get_item_context(Item), Pieces),
!:Specs = [Spec | !.Specs]
;
Item = item_promise(ItemPromiseInfo),
acc_implicit_avail_needs_in_promise(ItemPromiseInfo,
!ImplicitAvailNeeds),
!:RevPromises = [ItemPromiseInfo | !.RevPromises]
;
Item = item_initialise(ItemInitialiseInfo),
!:RevInitialises = [ItemInitialiseInfo | !.RevInitialises]
;
Item = item_finalise(ItemFinaliseInfo),
!:RevFinalises = [ItemFinaliseInfo | !.RevFinalises]
;
Item = item_mutable(ItemMutableInfo),
set.insert_list(all_foreign_languages, !SelfFIMLangs),
acc_implicit_avail_needs_in_mutable(ItemMutableInfo,
!ImplicitAvailNeeds),
!:RevMutables = [ItemMutableInfo | !.RevMutables]
;
Item = item_type_repn(ItemTypeRepnInfo),
Pieces = [words("A Mercury source file may not contain")] ++
item_desc_pieces(Item) ++ [suffix("."), nl],
Spec = simplest_spec($pred, severity_error, phase_term_to_parse_tree,
ItemTypeRepnInfo ^ tr_context, Pieces),
!:Specs = [Spec | !.Specs]
),
classify_src_items_imp(Items,
!RevTypeDefns, !RevInstDefns, !RevModeDefns,
!RevTypeClasses, !RevInstances,
!RevPredDecls, !RevModeDecls, !RevClauses,
!RevForeignEnums, !RevForeignExportEnums,
!RevDeclPragmas, !RevImplPragmas, !RevPromises,
!RevInitialises, !RevFinalises, !RevMutables,
!ImplicitAvailNeeds, !SelfFIMLangs, !Specs).
:- pred acc_implicit_avail_needs_solver_type(type_details_solver::in,
implicit_avail_needs::in, implicit_avail_needs::out) is det.
acc_implicit_avail_needs_solver_type(DetailsSolver, !ImplicitAvailNeeds) :-
DetailsSolver = type_details_solver(SolverTypeDetails,
_MaybeUnifyComparePredNames),
SolverTypeDetails = solver_type_details(_RepresentationType,
_GroundInst, _AnyInst, MutableItems),
list.foldl(acc_implicit_avail_needs_in_mutable, MutableItems,
!ImplicitAvailNeeds).
:- pred acc_implicit_avail_needs_in_promise(item_promise_info::in,
implicit_avail_needs::in, implicit_avail_needs::out) is det.
acc_implicit_avail_needs_in_promise(ItemPromiseInfo, !ImplicitAvailNeeds) :-
ItemPromiseInfo = item_promise_info(_PromiseType, Goal, _VarSet,
_UnivQuantVars, _Context, _SeqNum),
acc_implicit_avail_needs_in_goal(Goal, !ImplicitAvailNeeds).
%---------------------------------------------------------------------------%
:- pred error_item_is_exported(item::in,
list(error_spec)::in, list(error_spec)::out) is det.
error_item_is_exported(Item, !Specs) :-
error_is_exported(get_item_context(Item), item_desc_pieces(Item), !Specs).
% Emit an error reporting that something should not have occurred in
% a module interface.
%
:- pred error_is_exported(prog_context::in, list(format_piece)::in,
list(error_spec)::in, list(error_spec)::out) is det.
error_is_exported(Context, DescPieces, !Specs) :-
Pieces = [words("Error:")] ++ DescPieces ++
[words("in module interface."), nl],
Spec = simplest_spec($pred, severity_error, phase_parse_tree_to_hlds,
Context, Pieces),
!:Specs = [Spec | !.Specs].
%---------------------------------------------------------------------------%
:- pred accumulate_uses_maps(list(avail_use_info)::in,
module_names_contexts::in, module_names_contexts::out) is det.
accumulate_uses_maps([], !UsesMap).
accumulate_uses_maps([Use | Uses], !UseMap) :-
Use = avail_use_info(ModuleName, Context, _),
one_or_more_map.add(ModuleName, Context, !UseMap),
accumulate_uses_maps(Uses, !UseMap).
%---------------------------------------------------------------------------%
:- end_module parse_tree.convert_parse_tree.
%---------------------------------------------------------------------------%