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Commit 42496f31 authored by Sjaak Smetsers's avatar Sjaak Smetsers
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removed kind correctness checking module

parent 2218df38
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frontend/analtypes.dcl
View file @ 42496f31
......@@ -7,4 +7,14 @@ partionateAndExpandTypes :: !NumberSet !Index !*CommonDefs !*{#DclModule} !*Type
:: TypeGroups :== [[GlobalIndex]]
analyseTypeDefs :: !{#CommonDefs} !TypeGroups !*TypeDefInfos !*TypeHeaps !*ErrorAdmin -> (!*TypeDefInfos, !*TypeHeaps, !*ErrorAdmin)
analyseTypeDefs :: !{#CommonDefs} !TypeGroups !*TypeDefInfos !*TypeVarHeap !*ErrorAdmin -> (!*TypeDefInfos, !*TypeVarHeap, !*ErrorAdmin)
determineKindsOfClasses :: !NumberSet !{#CommonDefs} !*TypeDefInfos !*TypeVarHeap !*ErrorAdmin
-> (!*ClassDefInfos, !*TypeDefInfos, !*TypeVarHeap, !*ErrorAdmin)
checkKindsOfCommonDefsAndFunctions :: !Index !Index !NumberSet !IndexRange !{#CommonDefs} !u:{# FunDef} !v:{#DclModule} !*TypeDefInfos !*ClassDefInfos
!*TypeVarHeap !*ErrorAdmin -> (!u:{# FunDef}, !v:{#DclModule}, !*TypeDefInfos, !*TypeVarHeap, !*ErrorAdmin)
isATopConsVar cv :== cv < 0
encodeTopConsVar cv :== dec (~cv)
decodeTopConsVar cv :== ~(inc cv)
frontend/analtypes.icl
View file @ 42496f31
......@@ -26,7 +26,6 @@ import syntax, checksupport, checktypes, check, typesupport, utilities, analunit
cNotPartitionated :== -1
cChecking :== -1
partionateAndExpandTypes :: !NumberSet !Index !*CommonDefs !*{#DclModule} !*TypeHeaps !*ErrorAdmin
-> (!TypeGroups, !*{# CommonDefs}, !*TypeDefInfos, !*CommonDefs, !*{#DclModule}, !*TypeHeaps, !*ErrorAdmin)
partionateAndExpandTypes used_module_numbers main_dcl_module_index icl_common=:{com_type_defs,com_class_defs} dcl_modules type_heaps error
......@@ -52,9 +51,9 @@ partionateAndExpandTypes used_module_numbers main_dcl_module_index icl_common=:{
= (reverse pi_groups, common_defs, pi_type_def_infos, {icl_common & com_type_defs = icl_type_defs}, dcl_modules, type_heaps, error)
where
copy_type_defs_and_create_marks_and_infos used_module_numbers main_dcl_module_index nr_of_types_in_icl_mod nr_of_modules (icl_type_defs, dcl_modules)
# type_defs = { {} \\ nr_of_types <- [0..nr_of_modules] }
marks = { {} \\ nr_of_types <- [0..nr_of_modules] }
type_def_infos = { {} \\ nr_of_types <- [0..nr_of_modules] }
# type_defs = { {} \\ module_nr <- [0..nr_of_modules] }
marks = { {} \\ module_nr <- [0..nr_of_modules] }
type_def_infos = { {} \\ module_nr <- [0..nr_of_modules] }
= iFoldSt (copy_type_def_and_create_marks_and_infos used_module_numbers main_dcl_module_index nr_of_types_in_icl_mod) 0 nr_of_modules
(icl_type_defs, dcl_modules, type_defs, marks, type_def_infos)
where
......@@ -256,45 +255,53 @@ where
-> { uni_info & uki_kind_heap = uki_kind_heap, uki_error = kindError kind1 kind2 uni_info.uki_error }
-> { uni_info & uki_kind_heap = uki_kind_heap <:= (info_ptr1, kind2) }
where
contains_kind_ptr info_ptr (KI_Arrow kinds) kind_heap
= kinds_contains_kind_ptr info_ptr kinds kind_heap
contains_kind_ptr info_ptr (KI_Arrow kind1 kind2) kind_heap
# (kind1, kind_heap) = skipIndirections kind1 kind_heap
# (found, kind_heap) = contains_kind_ptr info_ptr kind1 kind_heap
| found
= (True, kind_heap)
# (kind2, kind_heap) = skipIndirections kind2 kind_heap
= contains_kind_ptr info_ptr kind2 kind_heap
contains_kind_ptr info_ptr (KI_Var kind_info_ptr) kind_heap
= (info_ptr == kind_info_ptr, kind_heap)
contains_kind_ptr info_ptr (KI_Const) kind_heap
= (False, kind_heap)
kinds_contains_kind_ptr info_ptr [ kind : kinds ] kind_heap
# (kind, kind_heap) = skipIndirections kind kind_heap
(found, kind_heap) = contains_kind_ptr info_ptr kind kind_heap
| found
= (True, kind_heap)
= kinds_contains_kind_ptr info_ptr kinds kind_heap
kinds_contains_kind_ptr info_ptr [] kind_heap
= (False, kind_heap)
unify_kinds kind k1=:(KI_Var info_ptr1) uni_info
= unify_kinds k1 kind uni_info
unify_kinds kind1=:(KI_Arrow kinds1) kind2=:(KI_Arrow kinds2) uni_info=:{uki_error}
| length kinds1 == length kinds2
= fold2St unifyKinds kinds1 kinds2 uni_info
= { uni_info & uki_error = kindError kind1 kind2 uki_error }
unify_kinds kind1=:(KI_Arrow x1 y1) kind2=:(KI_Arrow x2 y2) uni_info
= unifyKinds x1 x2 (unifyKinds y1 y2 uni_info)
unify_kinds KI_Const KI_Const uni_info
= uni_info
unify_kinds kind1 kind2 uni_info=:{uki_error}
= { uni_info & uki_error = kindError kind1 kind2 uki_error }
class toKindInfo a :: !a -> KindInfo
instance toKindInfo TypeKind
where
toKindInfo (KindVar info_ptr)
= KI_Var info_ptr
toKindInfo KindConst
= KI_Const
toKindInfo (KindArrow ks)
= KI_Arrow [ toKindInfo k \\ k <- ks]
// ---> ("toKindInfo", arity)
kindToKindInfo (KindVar info_ptr)
= KI_Var info_ptr
kindToKindInfo KindConst
= KI_Const
kindToKindInfo (KindArrow ks)
= kindArrowToKindInfo ks
kindArrowToKindInfo []
= KI_Const
kindArrowToKindInfo [k : ks]
= KI_Arrow (kindToKindInfo k) (kindArrowToKindInfo ks)
kindInfoToKind kind_info kind_heap
# (kind_info, kind_heap) = skipIndirections kind_info kind_heap
= case kind_info of
KI_Arrow x y
# (x, kind_heap) = kindInfoToKind x kind_heap
# (y, kind_heap) = kindInfoToKind y kind_heap
-> case y of
KindArrow ks
-> (KindArrow [x:ks], kind_heap)
_
-> (KindArrow [x], kind_heap)
_
-> (KindConst, kind_heap)
:: VarBind =
{ vb_var :: !KindInfoPtr
......@@ -306,9 +313,9 @@ where
, con_var_binds :: ![VarBind]
}
:: AnalState =
:: AnalyseState =
{ as_td_infos :: !.TypeDefInfos
, as_heaps :: !.TypeHeaps
, as_type_var_heap :: !.TypeVarHeap
, as_kind_heap :: !.KindHeap
, as_error :: !.ErrorAdmin
}
......@@ -325,10 +332,13 @@ condCombineTypeProperties has_root_attr prop1 prop2
combineCoercionProperties prop1 prop2 :== (prop1 bitor prop2) bitand cIsNonCoercible
combineHyperstrictness prop1 prop2 :== (prop1 bitand prop2) bitand cIsHyperStrict
class analTypes type :: !Bool !{#CommonDefs} ![KindInfoPtr] !type !(!Conditions, !*AnalState)
-> (!KindInfo, !TypeProperties, !(!Conditions, !*AnalState))
class analTypes type :: !Bool !{#CommonDefs} ![KindInfoPtr] !type !(!Conditions, !*AnalyseState)
-> (!KindInfo, !TypeProperties, !(!Conditions, !*AnalyseState))
cDummyBool :== False
freshKindVar kind_heap
# (kind_info_ptr, kind_heap) = newPtr KI_Const kind_heap
# kind_var = KI_Var kind_info_ptr
= (kind_var, kind_heap <:= (kind_info_ptr, kind_var))
instance analTypes AType
where
......@@ -340,14 +350,14 @@ where
instance analTypes TypeVar
where
analTypes has_root_attr modules form_tvs {tv_info_ptr} (conds=:{con_var_binds}, as=:{as_heaps, as_kind_heap})
# (TVI_TypeKind kind_info_ptr, th_vars) = readPtr tv_info_ptr as_heaps.th_vars
analTypes has_root_attr modules form_tvs {tv_info_ptr} (conds=:{con_var_binds}, as=:{as_type_var_heap, as_kind_heap})
# (TVI_TypeKind kind_info_ptr, as_type_var_heap) = readPtr tv_info_ptr as_type_var_heap
(kind_info, as_kind_heap) = readPtr kind_info_ptr as_kind_heap
(kind_info, as_kind_heap) = skipIndirections kind_info as_kind_heap
| isEmpty form_tvs
= (kind_info, cIsHyperStrict, (conds, { as & as_heaps = { as_heaps & th_vars = th_vars }, as_kind_heap = as_kind_heap }))
= (kind_info, cIsHyperStrict, (conds, { as & as_type_var_heap = as_type_var_heap, as_kind_heap = as_kind_heap }))
= (kind_info, cIsHyperStrict, ({ conds & con_var_binds = [{vb_var = kind_info_ptr, vb_vars = form_tvs } : con_var_binds] },
{ as & as_heaps = { as_heaps & th_vars = th_vars }, as_kind_heap = as_kind_heap }))
{ as & as_type_var_heap = as_type_var_heap, as_kind_heap = as_kind_heap }))
instance analTypes Type
where
......@@ -356,12 +366,14 @@ where
analTypes has_root_attr modules form_tvs type=:(TA {type_name,type_index={glob_module,glob_object},type_arity} types) (conds, as)
# form_type_arity = modules.[glob_module].com_type_defs.[glob_object].td_arity
({tdi_kinds, tdi_properties}, as) = as!as_td_infos.[glob_module].[glob_object]
kind = if (form_type_arity == type_arity) KI_Const (KI_Arrow [ toKindInfo tk \\ tk <- drop type_arity tdi_kinds ])
| tdi_properties bitand cIsAnalysed == 0
# (type_properties, conds_as) = anal_types_of_rec_type_cons modules form_tvs types tdi_kinds (conds, as)
= (kind, type_properties, conds_as)
# (type_properties, conds_as) = anal_types_of_type_cons modules form_tvs types tdi_kinds (conds, as)
= (kind, type_properties, conds_as)
| type_arity <= form_type_arity
# kind = kindArrowToKindInfo (drop type_arity tdi_kinds)
| tdi_properties bitand cIsAnalysed == 0
# (type_properties, conds_as) = anal_types_of_rec_type_cons modules form_tvs types tdi_kinds (conds, as)
= (kind, type_properties, conds_as)
# (type_properties, conds_as) = anal_types_of_type_cons modules form_tvs types tdi_kinds (conds, as)
= (kind, type_properties, conds_as)
= (KI_Const, tdi_properties, (conds, { as & as_error = checkError type_name type_appl_error as.as_error }))
where
anal_types_of_rec_type_cons modules form_tvs [] _ conds_as
= (cIsHyperStrict, conds_as)
......@@ -386,7 +398,7 @@ where
= (cIsHyperStrict, conds_as)
anal_types_of_type_cons modules form_tvs [type : types] [tk : tks] conds_as
# (type_kind, type_props, (conds, as=:{as_kind_heap,as_error})) = analTypes has_root_attr modules form_tvs type conds_as
{uki_kind_heap, uki_error} = unifyKinds type_kind (toKindInfo tk) {uki_kind_heap = as_kind_heap, uki_error = as_error}
{uki_kind_heap, uki_error} = unifyKinds type_kind (kindToKindInfo tk) {uki_kind_heap = as_kind_heap, uki_error = as_error}
as = { as & as_kind_heap = uki_kind_heap, as_error = uki_error }
(other_type_props, conds_as) = anal_types_of_type_cons modules form_tvs types tks (conds, as)
= (combineTypeProperties type_props other_type_props, conds_as)
......@@ -402,40 +414,45 @@ where
(combineCoercionProperties arg_type_props res_type_props)
= (KI_Const, type_props, (conds, {as & as_kind_heap = uki_kind_heap, as_error = uki_error }))
analTypes has_root_attr modules form_tvs (CV tv :@: types) conds_as
# (type_kind, cv_props, conds_as) = analTypes has_root_attr modules form_tvs tv conds_as
(type_kinds, is_non_coercible, (conds, as=:{as_kind_heap,as_error})) = check_type_list modules form_tvs types conds_as
{uki_kind_heap, uki_error} = unifyKinds type_kind (KI_Arrow type_kinds) {uki_kind_heap = as_kind_heap, uki_error = as_error}
# (type_kind, cv_props, (conds, as)) = analTypes has_root_attr modules form_tvs tv conds_as
(kind_var, as_kind_heap) = freshKindVar as.as_kind_heap
(type_kinds, is_non_coercible, (conds, as=:{as_kind_heap,as_error}))
= check_type_list kind_var modules form_tvs types (conds, { as & as_kind_heap = as_kind_heap })
{uki_kind_heap, uki_error} = unifyKinds type_kind type_kinds {uki_kind_heap = as_kind_heap, uki_error = as_error}
type_props = if (is_non_coercible || has_root_attr) cIsNonCoercible (cv_props bitand cIsNonCoercible)
= (KI_Const, type_props, (conds, {as & as_kind_heap = uki_kind_heap, as_error = uki_error }))
= (kind_var, type_props, (conds, {as & as_kind_heap = uki_kind_heap, as_error = uki_error }))
where
check_type_list modules form_tvs [] conds_as
= ([], False, conds_as)
check_type_list modules form_tvs [type : types] conds_as
# (tk, type_props, (conds, as=:{as_kind_heap,as_error})) = analTypes has_root_attr modules form_tvs type conds_as
{uki_kind_heap, uki_error} = unifyKinds tk KI_Const {uki_kind_heap = as_kind_heap, uki_error = as_error}
(tks, is_non_coercible, conds_as) = check_type_list modules form_tvs types (conds, {as & as_kind_heap = uki_kind_heap, as_error = uki_error })
= ([tk : tks], is_non_coercible || (type_props bitand cIsNonCoercible <> 0), conds_as)
analTypes has_root_attr modules form_tvs (TFA vars type) (conds, as=:{as_heaps,as_kind_heap})
# (th_vars, as_kind_heap) = new_local_kind_variables vars (as_heaps.th_vars, as_kind_heap)
= analTypes has_root_attr modules form_tvs type (conds, { as & as_heaps = { as_heaps & th_vars = th_vars}, as_kind_heap = as_kind_heap})
check_type_list kind_var modules form_tvs [] conds_as
= (kind_var, False, conds_as)
check_type_list kind_var modules form_tvs [type : types] conds_as
# (tk, type_props, conds_as) = analTypes has_root_attr modules form_tvs type conds_as
// {uki_kind_heap, uki_error} = unifyKinds tk KI_Const {uki_kind_heap = as_kind_heap, uki_error = as_error}
(tks, is_non_coercible, conds_as) = check_type_list kind_var modules form_tvs types conds_as
= (KI_Arrow tk tks, is_non_coercible || (type_props bitand cIsNonCoercible <> 0), conds_as)
analTypes has_root_attr modules form_tvs (TFA vars type) (conds, as=:{as_type_var_heap,as_kind_heap})
# (as_type_var_heap, as_kind_heap) = new_local_kind_variables vars as_type_var_heap as_kind_heap
= analTypes has_root_attr modules form_tvs type (conds, { as & as_type_var_heap = as_type_var_heap, as_kind_heap = as_kind_heap})
where
new_local_kind_variables :: [ATypeVar] !(!*TypeVarHeap,!*KindHeap) -> (!*TypeVarHeap,!*KindHeap)
new_local_kind_variables td_args (type_var_heap, as_kind_heap)
= foldSt new_kind td_args (type_var_heap, as_kind_heap)
new_local_kind_variables :: [ATypeVar] !*TypeVarHeap !*KindHeap -> (!*TypeVarHeap,!*KindHeap)
new_local_kind_variables type_vars type_var_heap as_kind_heap
= foldSt new_kind type_vars (type_var_heap, as_kind_heap)
where
new_kind :: !ATypeVar !(!*TypeVarHeap,!*KindHeap) -> (!*TypeVarHeap,!*KindHeap)
new_kind {atv_variable={tv_info_ptr},atv_attribute} (type_var_heap, kind_heap)
new_kind {atv_variable={tv_info_ptr}} (type_var_heap, kind_heap)
# (kind_info_ptr, kind_heap) = newPtr KI_Const kind_heap
= ( type_var_heap <:= (tv_info_ptr, TVI_TypeKind kind_info_ptr), kind_heap <:= (kind_info_ptr, KI_Var kind_info_ptr))
analTypes has_root_attr modules form_tvs type conds_as
= (KI_Const, cIsHyperStrict, conds_as)
analTypesOfConstructor modules cons_defs [{ds_index}:conses] (conds, as=:{as_heaps,as_kind_heap})
cDummyBool :== False
analTypesOfConstructor modules cons_defs [{ds_index}:conses] (conds, as=:{as_type_var_heap,as_kind_heap})
# {cons_exi_vars,cons_type} = cons_defs.[ds_index ]
(coercible, th_vars, as_kind_heap) = new_local_kind_variables cons_exi_vars (as_heaps.th_vars, as_kind_heap)
(coercible, as_type_var_heap, as_kind_heap) = new_local_kind_variables cons_exi_vars (as_type_var_heap, as_kind_heap)
(cons_properties, conds_as) = anal_types_of_cons modules cons_type.st_args
(conds, { as & as_heaps = { as_heaps & th_vars = th_vars }, as_kind_heap = as_kind_heap })
(conds, { as & as_type_var_heap = as_type_var_heap, as_kind_heap = as_kind_heap })
(other_properties, conds_as) = analTypesOfConstructor modules cons_defs conses conds_as
properties = combineTypeProperties cons_properties other_properties
= (if coercible properties (properties bitor cIsNonCoercible), conds_as)
......@@ -473,6 +490,10 @@ where
analTypesOfConstructor _ _ [] conds_as
= (cIsHyperStrict, conds_as)
isATopConsVar cv :== cv < 0
encodeTopConsVar cv :== dec (~cv)
decodeTopConsVar cv :== ~(inc cv)
emptyIdent name :== { id_name = name, id_info = nilPtr }
newKindVariables td_args (type_var_heap, as_kind_heap)
......@@ -487,16 +508,16 @@ where
is_abs (AbstractType _) = True
is_abs _ = False
analyseTypeDefs :: !{#CommonDefs} !TypeGroups !*TypeDefInfos !*TypeHeaps !*ErrorAdmin -> (!*TypeDefInfos, !*TypeHeaps, !*ErrorAdmin)
analyseTypeDefs modules groups type_def_infos heaps error
# as = { as_kind_heap = newHeap, as_heaps = heaps, as_td_infos = type_def_infos, as_error = error }
{as_td_infos,as_heaps,as_error} = foldSt (anal_type_defs_in_group modules) groups as
= check_left_root_attribution_of_typedefs modules groups as_td_infos as_heaps as_error
analyseTypeDefs :: !{#CommonDefs} !TypeGroups !*TypeDefInfos !*TypeVarHeap !*ErrorAdmin -> (!*TypeDefInfos, !*TypeVarHeap, !*ErrorAdmin)
analyseTypeDefs modules groups type_def_infos type_var_heap error
# as = { as_kind_heap = newHeap, as_type_var_heap = type_var_heap, as_td_infos = type_def_infos, as_error = error }
{as_td_infos,as_type_var_heap,as_error} = foldSt (anal_type_defs_in_group modules) groups as
= check_left_root_attribution_of_typedefs modules groups as_td_infos as_type_var_heap as_error
where
anal_type_defs_in_group modules group as=:{as_td_infos,as_heaps,as_kind_heap}
# (is_abstract_type, as_td_infos, as_heaps, as_kind_heap)
= foldSt (init_type_def_infos modules) group (False, as_td_infos, as_heaps, as_kind_heap)
as = { as & as_td_infos = as_td_infos, as_heaps = as_heaps, as_kind_heap = as_kind_heap }
anal_type_defs_in_group modules group as=:{as_td_infos,as_type_var_heap,as_kind_heap}
# (is_abstract_type, as_td_infos, as_type_var_heap, as_kind_heap)
= foldSt (init_type_def_infos modules) group (False, as_td_infos, as_type_var_heap, as_kind_heap)
as = { as & as_td_infos = as_td_infos, as_type_var_heap = as_type_var_heap, as_kind_heap = as_kind_heap }
| is_abstract_type
= as
# (type_properties, conds, as) = foldSt (anal_type_def modules) group (cIsHyperStrict, { con_top_var_binds = [], con_var_binds = [] }, as)
......@@ -506,7 +527,7 @@ where
(as_kind_heap, as_td_infos) = update_type_def_infos type_properties normalized_top_vars group kinds_in_group kind_var_store as_kind_heap as_td_infos
= { as & as_kind_heap = as_kind_heap, as_td_infos = as_td_infos }
init_type_def_infos modules gi=:{gi_module,gi_index} (is_abstract_type, type_def_infos, type_heaps, kind_heap)
init_type_def_infos modules gi=:{gi_module,gi_index} (is_abstract_type, type_def_infos, as_type_var_heap, kind_heap)
# {td_args,td_rhs} = modules.[gi_module].com_type_defs.[gi_index]
= case td_rhs of
AbstractType properties
......@@ -514,10 +535,10 @@ where
new_tdi = { tdi & tdi_kinds = [ KindConst \\ _ <- td_args ],
tdi_group_vars = [ i \\ _ <- td_args & i <- [0..]],
tdi_properties = properties bitor cIsAnalysed }
-> (True, { type_def_infos & [gi_module].[gi_index] = new_tdi}, type_heaps, kind_heap)
-> (True, { type_def_infos & [gi_module].[gi_index] = new_tdi}, as_type_var_heap, kind_heap)
_
# (tdi_kinds, (th_vars, kind_heap)) = newKindVariables td_args (type_heaps.th_vars, kind_heap)
-> (is_abstract_type, { type_def_infos & [gi_module].[gi_index].tdi_kinds = tdi_kinds }, { type_heaps & th_vars = th_vars }, kind_heap)
# (tdi_kinds, (as_type_var_heap, kind_heap)) = newKindVariables td_args (as_type_var_heap, kind_heap)
-> (is_abstract_type, { type_def_infos & [gi_module].[gi_index].tdi_kinds = tdi_kinds }, as_type_var_heap, kind_heap)
anal_type_def modules gi=:{gi_module,gi_index} (group_properties, conds, as=:{as_error})
# {com_type_defs,com_cons_defs} = modules.[gi_module]
......@@ -542,16 +563,7 @@ where
where
retrieve_kind (KindVar kind_info_ptr) kind_heap
# (kind_info, kind_heap) = readPtr kind_info_ptr kind_heap
= determine_kind kind_info kind_heap
where
determine_kind kind kind_heap
# (kind, kind_heap) = skipIndirections kind kind_heap
= case kind of
KI_Arrow kinds
# (kinds, kind_heap) = mapSt determine_kind kinds kind_heap
-> (KindArrow kinds, kind_heap)
_
-> (KindConst, kind_heap)
= kindInfoToKind kind_info kind_heap
unify_var_binds :: ![VarBind] !*KindHeap -> *KindHeap
unify_var_binds binds kind_heap
......@@ -625,11 +637,249 @@ where
is_a_top_var var_number []
= False
check_left_root_attribution_of_typedefs modules groups type_def_infos type_heaps error
# (type_def_infos, th_vars, error) = foldSt (foldSt (checkLeftRootAttributionOfTypeDef modules)) groups (type_def_infos, type_heaps.th_vars, error)
= (type_def_infos, { type_heaps & th_vars = th_vars }, error)
check_left_root_attribution_of_typedefs modules groups type_def_infos type_var_heap error
# (type_def_infos, type_var_heap, error) = foldSt (foldSt (checkLeftRootAttributionOfTypeDef modules)) groups (type_def_infos, type_var_heap, error)
= (type_def_infos, type_var_heap, error)
cDummyConditions =: { con_top_var_binds = [], con_var_binds = []}
determineKind modules type as
# (type_kind, _, (_,as)) = analTypes cDummyBool modules [] type (cDummyConditions, as)
= (type_kind, as)
determine_kinds_of_type_contexts :: !{#CommonDefs} ![TypeContext] !*ClassDefInfos !*AnalyseState -> (!*ClassDefInfos, !*AnalyseState)
determine_kinds_of_type_contexts modules type_contexts class_infos as
= foldSt (determine_kinds_of_type_context modules) type_contexts (class_infos, as)
where
determine_kinds_of_type_context :: !{#CommonDefs} !TypeContext !(!*ClassDefInfos, !*AnalyseState) -> (!*ClassDefInfos, !*AnalyseState)
determine_kinds_of_type_context modules {tc_class={glob_module,glob_object={ds_ident,ds_index}},tc_types} (class_infos, as)
// # (class_kinds, class_infos) = myselect ds_ident class_infos glob_module ds_index
# (class_kinds, class_infos) = class_infos![glob_module,ds_index]
as = fold2St (verify_kind_of_type modules) class_kinds tc_types as
= (class_infos, as)
verify_kind_of_type modules req_kind type as
# (kind_of_type, as=:{as_kind_heap,as_error}) = determineKind modules type as
{uki_kind_heap, uki_error} = unifyKinds kind_of_type (kindToKindInfo req_kind) {uki_kind_heap = as_kind_heap, uki_error = as_error}
= { as & as_kind_heap = uki_kind_heap, as_error = uki_error }
/*
import cheat
myselect name array i j
# (copy, array) = uniqueCopy array
#! i_size = size copy
| i < i_size
#! j_size = size copy.[i]
| j < j_size
= array![i].[j]
= abort (("second index out of range " +++ toString j +++ ">=" +++ toString j_size) ---> ("myselect", name, i))
= abort (("first index out of range " +++ toString i +++ ">=" +++ toString i_size) ---> ("myselect", name, j))
*/
determine_kinds_type_list :: !{#CommonDefs} [AType] !*AnalyseState -> *AnalyseState
determine_kinds_type_list modules types as
= foldSt (force_star_kind modules) types as
where
force_star_kind modules type as
# (off_kind, as=:{as_kind_heap,as_error}) = determineKind modules type as
{uki_kind_heap, uki_error} = unifyKinds off_kind KI_Const {uki_kind_heap = as_kind_heap, uki_error = as_error}
= { as & as_kind_heap = uki_kind_heap, as_error = uki_error }
class_def_error = "cyclic dependencies between type classes"
type_appl_error = "type constructor has too many arguments"
cyclicClassInfoMark =: [KindCycle]
determineKindsOfClasses :: !NumberSet !{#CommonDefs} !*TypeDefInfos !*TypeVarHeap !*ErrorAdmin
-> (!*ClassDefInfos, !*TypeDefInfos, !*TypeVarHeap, !*ErrorAdmin)
determineKindsOfClasses used_module_numbers modules type_def_infos type_var_heap error
# nr_of_modules = size modules
class_infos = {{} \\ module_nr <- [0..nr_of_modules] }
class_infos = iFoldSt (initialyse_info_for_module used_module_numbers modules) 0 nr_of_modules class_infos
as =
{ as_td_infos = type_def_infos
, as_type_var_heap = type_var_heap
, as_kind_heap = newHeap
, as_error = error
}
(class_infos, {as_td_infos,as_type_var_heap,as_error}) = iFoldSt (determine_kinds_of_class_in_module modules) 0 nr_of_modules (class_infos, as)
= (class_infos, as_td_infos, as_type_var_heap, as_error)
where
initialyse_info_for_module used_module_numbers modules module_index class_infos
| inNumberSet module_index used_module_numbers
# nr_of_classes = size modules.[module_index].com_class_defs
= { class_infos & [module_index] = createArray nr_of_classes [] }
= class_infos
determine_kinds_of_class_in_module modules module_index (class_infos, as)
#! nr_of_classes = size class_infos.[module_index]
= iFoldSt (determine_kinds_of_class modules module_index) 0 nr_of_classes (class_infos, as)
determine_kinds_of_class :: !{#CommonDefs} !Index !Index !(!*ClassDefInfos, !*AnalyseState) -> (!*ClassDefInfos, !*AnalyseState)
determine_kinds_of_class modules class_module class_index (class_infos, as)
| isEmpty class_infos.[class_module,class_index]
# {com_class_defs,com_member_defs} = modules.[class_module]
{class_args,class_context,class_members,class_arity,class_pos,class_name} = com_class_defs.[class_index]
(class_kind_vars, as_kind_heap) = fresh_kind_vars class_arity [] as.as_kind_heap
as_type_var_heap = bind_kind_vars class_args class_kind_vars as.as_type_var_heap
as_error = pushErrorAdmin (newPosition class_name class_pos) as.as_error
class_infos = { class_infos & [class_module,class_index] = cyclicClassInfoMark }
(class_infos, as) = foldSt (determine_kinds_of_context_class modules) class_context (class_infos,
{ as & as_kind_heap = as_kind_heap, as_type_var_heap = as_type_var_heap, as_error = as_error })
| as.as_error.ea_ok
# (class_infos, as) = determine_kinds_of_type_contexts modules class_context class_infos as
(class_infos, as) = determine_kinds_of_members modules class_members com_member_defs class_kind_vars (class_infos, as)
(class_kinds, as_kind_heap) = retrieve_class_kinds class_kind_vars as.as_kind_heap
= ({class_infos & [class_module,class_index] = class_kinds }, { as & as_kind_heap = as_kind_heap, as_error = popErrorAdmin as.as_error})
= ({class_infos & [class_module,class_index] = [ KindConst \\ _ <- [1..class_arity]] }, { as & as_error = popErrorAdmin as.as_error })
| isCyclicClass class_infos.[class_module,class_index]
# class_name = modules.[class_module].com_class_defs.[class_index].class_name
= (class_infos, { as & as_error = checkError class_name class_def_error as.as_error })
= (class_infos, as)
where
fresh_kind_vars nr_of_vars fresh_vars kind_heap
| nr_of_vars > 0
# (kind_info_ptr, kind_heap) = newPtr KI_Const kind_heap
= fresh_kind_vars (dec nr_of_vars) [ kind_info_ptr : fresh_vars] (kind_heap <:= (kind_info_ptr, KI_Var kind_info_ptr))
= (fresh_vars, kind_heap)
determine_kinds_of_context_class modules {tc_class={glob_module,glob_object={ds_index}}} infos_and_as
= determine_kinds_of_class modules glob_module ds_index infos_and_as
isCyclicClass [ KindCycle : _ ] = True
isCyclicClass _ = False
bind_kind_vars type_vars kind_ptrs type_var_heap
= fold2St bind_kind_var type_vars kind_ptrs type_var_heap
where
bind_kind_var {tv_info_ptr} kind_info_ptr type_var_heap
= type_var_heap <:= (tv_info_ptr, TVI_TypeKind kind_info_ptr)
clear_variables type_vars type_var_heap
= foldSt clear_variable type_vars type_var_heap
where
clear_variable {tv_info_ptr} type_var_heap
= type_var_heap <:= (tv_info_ptr, TVI_Empty)
determine_kinds_of_members modules members member_defs class_kind_vars (class_infos, as)
= iFoldSt (determine_kind_of_member modules members member_defs class_kind_vars) 0 (size members) (class_infos, as)
determine_kind_of_member modules members member_defs class_kind_vars loc_member_index (class_infos, as)
# glob_member_index = members.[loc_member_index].ds_index
{me_class_vars,me_type={st_vars,st_args,st_result,st_context}} = member_defs.[glob_member_index]
as_type_var_heap = clear_variables st_vars as.as_type_var_heap
as_type_var_heap = bind_kind_vars me_class_vars class_kind_vars as_type_var_heap
(as_type_var_heap, as_kind_heap) = fresh_kind_vars_for_unbound_vars st_vars as_type_var_heap as.as_kind_heap
as = determine_kinds_type_list modules [st_result:st_args] { as & as_type_var_heap = as_type_var_heap, as_kind_heap = as_kind_heap}
(class_infos, as) = determine_kinds_of_type_contexts modules (tl st_context) class_infos as
= (class_infos, as)
where
fresh_kind_vars_for_unbound_vars type_vars type_var_heap kind_heap
= foldSt fresh_kind_vars_for_unbound_var type_vars (type_var_heap, kind_heap)
fresh_kind_vars_for_unbound_var {tv_info_ptr} (type_var_heap, kind_heap)
# (tv_info, type_var_heap) = readPtr tv_info_ptr type_var_heap
= case tv_info of
TVI_Empty
# (kind_info_ptr, kind_heap) = newPtr KI_Const kind_heap
-> (type_var_heap <:= (tv_info_ptr, TVI_TypeKind kind_info_ptr), kind_heap <:= (kind_info_ptr, KI_Var kind_info_ptr))
_
-> (type_var_heap, kind_heap)
retrieve_class_kinds class_kind_vars kind_heap
= mapSt retrieve_kind class_kind_vars kind_heap
where
retrieve_kind kind_info_ptr kind_heap
# (kind_info, kind_heap) = readPtr kind_info_ptr kind_heap
= kindInfoToKind kind_info kind_heap
bindFreshKindVariablesToTypeVars :: [TypeVar] !*TypeVarHeap !*KindHeap -> (!*TypeVarHeap,!*KindHeap)
bindFreshKindVariablesToTypeVars type_vars type_var_heap as_kind_heap
= foldSt new_kind type_vars (type_var_heap, as_kind_heap)
where
new_kind :: !TypeVar !(!*TypeVarHeap,!*KindHeap) -> (!*TypeVarHeap,!*KindHeap)
new_kind {tv_info_ptr} (type_var_heap, kind_heap)
# (kind_info_ptr, kind_heap) = newPtr KI_Const kind_heap
= ( type_var_heap <:= (tv_info_ptr, TVI_TypeKind kind_info_ptr), kind_heap <:= (kind_info_ptr, KI_Var kind_info_ptr))
checkKindsOfCommonDefsAndFunctions :: !Index !Index !NumberSet !IndexRange !{#CommonDefs} !u:{# FunDef} !v:{#DclModule} !*TypeDefInfos !*ClassDefInfos
!*TypeVarHeap !*ErrorAdmin -> (!u:{# FunDef}, !v:{#DclModule}, !*TypeDefInfos, !*TypeVarHeap, !*ErrorAdmin)
checkKindsOfCommonDefsAndFunctions first_uncached_module main_module_index used_module_numbers icl_fun_def_range common_defs icl_fun_defs dcl_modules
type_def_infos class_infos type_var_heap error
# as =
{ as_td_infos = type_def_infos
, as_type_var_heap = type_var_heap
, as_kind_heap = newHeap
, as_error = error
}
# (icl_fun_defs, dcl_modules, class_infos, as)
= iFoldSt (check_kinds_of_module first_uncached_module main_module_index used_module_numbers icl_fun_def_range common_defs)
0 (size common_defs) (icl_fun_defs, dcl_modules, class_infos, as)
= (icl_fun_defs, dcl_modules, as.as_td_infos, as.as_type_var_heap, as.as_error)
where
check_kinds_of_module first_uncached_module main_module_index used_module_numbers {ir_from,ir_to} common_defs module_index
(icl_fun_defs, dcl_modules, class_infos, as)
| inNumberSet module_index used_module_numbers
| module_index == main_module_index
# (class_infos, as) = check_kinds_of_class_instances common_defs 0 common_defs.[module_index].com_instance_defs class_infos as
(icl_fun_defs, class_infos, as) = iFoldSt (check_kinds_of_icl_fuction common_defs) ir_from ir_to (icl_fun_defs, class_infos, as)
= (icl_fun_defs, dcl_modules, class_infos, as)
| module_index >= first_uncached_module
# (class_infos, as) = check_kinds_of_class_instances common_defs 0 common_defs.[module_index].com_instance_defs class_infos as