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Commit c190835f authored by John van Groningen's avatar John van Groningen
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fix #! with constructor pattern match or record with one field

parent f9ae5c03
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frontend/checkFunctionBodies.icl
View file @ c190835f
......@@ -1774,7 +1774,7 @@ transfromPatternIntoBind mod_index def_level (AP_Algebraic cons_symbol=:{glob_mo
= ([], var_store, expr_heap, e_info, { cs & cs_error = checkError ds_ident "constant not allowed in a node pattern" cs.cs_error})
# (is_tuple, cs) = is_tuple_symbol glob_module ds_index cs
| is_tuple
# (tuple_var, tuple_bind, var_store, expr_heap) = bind_match_expr src_expr opt_var_bind position var_store expr_heap
# (tuple_var, tuple_bind, var_store, expr_heap) = bind_match_expr src_expr opt_var_bind position def_level var_store expr_heap
= transform_sub_patterns mod_index def_level args ds_cons 0 tuple_var tuple_bind position var_store expr_heap e_info cs
# ({td_rhs}, ef_type_defs, ef_modules) = get_type_def mod_index glob_module type_index ef_type_defs ef_modules
e_info = { e_info & ef_type_defs = ef_type_defs, ef_modules = ef_modules }
......@@ -1784,7 +1784,7 @@ transfromPatternIntoBind mod_index def_level (AP_Algebraic cons_symbol=:{glob_mo
-> transform_sub_patterns_of_record mod_index def_level args rt_fields glob_module 0
src_expr opt_var_bind position var_store expr_heap e_info cs
# (record_var, record_bind, var_store, expr_heap)
= bind_match_expr src_expr opt_var_bind position var_store expr_heap
= bind_match_expr src_expr opt_var_bind position def_level var_store expr_heap
-> transform_sub_patterns_of_record mod_index def_level args rt_fields glob_module 0
record_var record_bind position var_store expr_heap e_info cs
_
......@@ -1794,98 +1794,150 @@ transfromPatternIntoBind mod_index def_level (AP_Algebraic cons_symbol=:{glob_mo
position var_store expr_heap e_info cs
-> (opt_var_bind ++ binds, var_store, expr_heap, e_info, cs)
# (tuple_cons, cs) = getPredefinedGlobalSymbol (GetTupleConsIndex ds_arity) PD_PredefinedModule STE_Constructor ds_arity cs
# (src_expr,expr_heap,cs) = add_decons_call_for_overloaded_lists src_expr expr_heap cs
with
add_decons_call_for_overloaded_lists src_expr expr_heap cs
| glob_module==cPredefinedModuleIndex
# pd_cons_index=ds_index+FirstConstructorPredefinedSymbolIndex
| pd_cons_index==PD_UnboxedConsSymbol
# (stdStrictLists_index,_,decons_u_index,_,decons_u_ident,cs) = get_unboxed_list_indices_and_decons_u_ident cs
# (new_info_ptr,expr_heap) = newPtr EI_Empty expr_heap
# decons_u_expr = App {app_symb={symb_ident=decons_u_ident,symb_kind=SK_OverloadedFunction {glob_object=decons_u_index,glob_module=stdStrictLists_index}},app_args=[src_expr],app_info_ptr=new_info_ptr}
= (decons_u_expr,expr_heap,cs)
| pd_cons_index==PD_UnboxedTailStrictConsSymbol
# (stdStrictLists_index,_,decons_uts_index,_,decons_uts_ident,cs) = get_unboxed_tail_strict_list_indices_and_decons_uts_ident cs
# (new_info_ptr,expr_heap) = newPtr EI_Empty expr_heap
# decons_uts_expr = App {app_symb={symb_ident=decons_uts_ident,symb_kind=SK_OverloadedFunction {glob_object=decons_uts_index,glob_module=stdStrictLists_index}},app_args=[src_expr],app_info_ptr=new_info_ptr}
= (decons_uts_expr,expr_heap,cs)
| pd_cons_index==PD_OverloadedConsSymbol
# (stdStrictLists_index,_,decons_index,_,decons_ident,cs) = get_overloaded_list_indices_and_decons_ident cs
# (new_info_ptr,expr_heap) = newPtr EI_Empty expr_heap
# decons_expr = App {app_symb={symb_ident=decons_ident,symb_kind=SK_OverloadedFunction {glob_object=decons_index,glob_module=stdStrictLists_index}},app_args=[src_expr],app_info_ptr=new_info_ptr}
= (decons_expr,expr_heap,cs)
= (src_expr,expr_heap,cs)
= (src_expr,expr_heap,cs)
# (src_expr,expr_heap,cs) = add_decons_call_for_overloaded_lists glob_module ds_index src_expr expr_heap cs
# (match_var, match_bind, var_store, expr_heap)
= bind_match_expr (MatchExpr cons_symbol src_expr) opt_var_bind position var_store expr_heap
= bind_match_expr (MatchExpr cons_symbol src_expr) opt_var_bind position def_level var_store expr_heap
-> transform_sub_patterns mod_index def_level args tuple_cons.glob_object 0 match_var match_bind
position var_store expr_heap e_info cs
where
get_type_def mod_index type_mod_index type_index ef_type_defs ef_modules
| mod_index == type_mod_index
# (type_def, ef_type_defs) = ef_type_defs![type_index]
= (type_def, ef_type_defs, ef_modules)
# ({dcl_common}, ef_modules) = ef_modules![type_mod_index]
= (dcl_common.com_type_defs.[type_index], ef_type_defs, ef_modules)
is_tuple_symbol cons_module cons_index cs
# (tuple_2_symbol, cs) = getPredefinedGlobalSymbol (GetTupleConsIndex 2) PD_PredefinedModule STE_Constructor 2 cs
= (tuple_2_symbol.glob_module == cons_module &&
tuple_2_symbol.glob_object.ds_index <= cons_index && cons_index <= tuple_2_symbol.glob_object.ds_index + 30, cs)
transform_sub_patterns mod_index def_level [pattern : patterns] tup_id tup_index arg_var all_binds position var_store expr_heap e_info cs
# (this_arg_var, expr_heap)
= adjust_match_expression arg_var expr_heap
match_expr
= TupleSelect tup_id tup_index this_arg_var
(binds, var_store, expr_heap, e_info, cs)
= transfromPatternIntoBind mod_index def_level pattern match_expr position var_store expr_heap e_info cs
= transform_sub_patterns mod_index def_level patterns tup_id (inc tup_index) arg_var (binds ++ all_binds)
position var_store expr_heap e_info cs
transform_sub_patterns mod_index _ [] _ _ _ binds _ var_store expr_heap e_info cs
= (binds, var_store, expr_heap, e_info, cs)
transform_sub_patterns_of_record mod_index def_level [pattern : patterns] fields field_module field_index record_expr
all_binds position var_store expr_heap e_info cs
# {fs_ident, fs_index} = fields.[field_index]
selector = { glob_module = field_module, glob_object = MakeDefinedSymbol fs_ident fs_index 1}
(this_record_expr, expr_heap) = adjust_match_expression record_expr expr_heap
(binds, var_store, expr_heap, e_info, cs)
= transfromPatternIntoBind mod_index def_level pattern (Selection NormalSelector this_record_expr [ RecordSelection selector field_index ])
position var_store expr_heap e_info cs
= transform_sub_patterns_of_record mod_index def_level patterns fields field_module (inc field_index) record_expr
(binds ++ all_binds) position var_store expr_heap e_info cs
transform_sub_patterns_of_record mod_index _ [] _ _ _ _ binds _ var_store expr_heap e_info cs
= (binds, var_store, expr_heap, e_info, cs)
bind_opt_var (Yes {bind_src,bind_dst}) src_expr position var_heap expr_heap
# free_var = { fv_ident = bind_src, fv_info_ptr = bind_dst, fv_def_level = NotALevel, fv_count = 0 }
(var_expr_ptr, expr_heap) = newPtr EI_Empty expr_heap
bound_var = { var_ident = bind_src, var_info_ptr = bind_dst, var_expr_ptr = var_expr_ptr }
= (Var bound_var, [{lb_src = src_expr, lb_dst = free_var, lb_position = position}], var_heap <:= (bind_dst, VI_Empty), expr_heap)
bind_opt_var No src_expr _ var_heap expr_heap
= (src_expr, [], var_heap, expr_heap)
bind_match_expr var_expr=:(Var var) opt_var_bind _ var_heap expr_heap
= (var_expr, opt_var_bind, var_heap, expr_heap)
bind_match_expr match_expr opt_var_bind position var_heap expr_heap
# new_name = newVarId "_x"
(var_info_ptr, var_heap) = newPtr VI_Empty var_heap
// (var_expr_ptr, expr_heap) = newPtr EI_Empty expr_heap
bound_var = { var_ident = new_name, var_info_ptr = var_info_ptr, var_expr_ptr = nilPtr }
free_var = { fv_ident = new_name, fv_info_ptr = var_info_ptr, fv_def_level = def_level, fv_count = 0 }
= (Var bound_var, [{lb_src = match_expr, lb_dst = free_var, lb_position = position } : opt_var_bind], var_heap, expr_heap)
adjust_match_expression (Var var) expr_heap
# (var_expr_ptr, expr_heap) = newPtr EI_Empty expr_heap
= (Var { var & var_expr_ptr = var_expr_ptr }, expr_heap)
adjust_match_expression match_expr expr_heap
= (match_expr, expr_heap)
transfromPatternIntoBind mod_index def_level (AP_WildCard _) src_expr _ var_store expr_heap e_info cs
= ([], var_store, expr_heap, e_info, cs)
transfromPatternIntoBind _ _ pattern src_expr _ var_store expr_heap e_info cs
= ([], var_store, expr_heap, e_info, { cs & cs_error = checkError "<pattern>" "illegal node pattern" cs.cs_error})
transfromPatternIntoStrictBind :: !Index !Level !AuxiliaryPattern !Expression !Position !*VarHeap !*ExpressionHeap !*ExpressionInfo !*CheckState
-> *(![LetBind],![LetBind],!*VarHeap, !*ExpressionHeap, !*ExpressionInfo, !*CheckState)
transfromPatternIntoStrictBind mod_index def_level (AP_Variable name var_info _) src_expr position var_store expr_heap e_info cs
# bind = {lb_src = src_expr, lb_dst = { fv_ident = name, fv_info_ptr = var_info, fv_def_level = def_level, fv_count = 0 }, lb_position = position }
= ([],[bind], var_store, expr_heap, e_info, cs)
transfromPatternIntoStrictBind mod_index def_level (AP_Algebraic cons_symbol=:{glob_module,glob_object=ds_cons=:{ds_arity, ds_index, ds_ident}} type_index args opt_var)
src_expr position var_store expr_heap e_info=:{ef_type_defs,ef_modules} cs
# (src_expr, src_bind, var_store, expr_heap) = bind_opt_var_or_create_new_var opt_var src_expr position def_level var_store expr_heap
| ds_arity == 0
= ([],[],var_store, expr_heap, e_info, { cs & cs_error = checkError ds_ident "constant not allowed in a node pattern" cs.cs_error})
# (is_tuple, cs) = is_tuple_symbol glob_module ds_index cs
| is_tuple
# (lazy_binds,var_store,expr_heap,e_info,cs) = transform_sub_patterns mod_index def_level args ds_cons 0 src_expr [] position var_store expr_heap e_info cs
= (lazy_binds,src_bind,var_store,expr_heap,e_info,cs)
# ({td_rhs}, ef_type_defs, ef_modules) = get_type_def mod_index glob_module type_index ef_type_defs ef_modules
e_info = { e_info & ef_type_defs = ef_type_defs, ef_modules = ef_modules }
= case td_rhs of
RecordType {rt_fields}
# (lazy_binds,var_store,expr_heap,e_info,cs) = transform_sub_patterns_of_record mod_index def_level args rt_fields glob_module 0
src_expr [] position var_store expr_heap e_info cs
-> (lazy_binds,src_bind,var_store,expr_heap,e_info,cs)
_
| ds_arity == 1
# (binds, var_store, expr_heap, e_info, cs)
= transfromPatternIntoBind mod_index def_level (hd args) (MatchExpr cons_symbol src_expr)
position var_store expr_heap e_info cs
-> (binds,src_bind, var_store, expr_heap, e_info, cs)
# (tuple_cons, cs) = getPredefinedGlobalSymbol (GetTupleConsIndex ds_arity) PD_PredefinedModule STE_Constructor ds_arity cs
# (src_expr,expr_heap,cs) = add_decons_call_for_overloaded_lists glob_module ds_index src_expr expr_heap cs
# (match_var, match_bind, var_store, expr_heap)
= bind_match_expr (MatchExpr cons_symbol src_expr) [] position def_level var_store expr_heap
# (lazy_binds,var_store,expr_heap,e_info,cs) = transform_sub_patterns mod_index def_level args tuple_cons.glob_object 0 match_var match_bind
position var_store expr_heap e_info cs
-> (lazy_binds,src_bind,var_store,expr_heap,e_info,cs)
transfromPatternIntoStrictBind mod_index def_level (AP_WildCard _) src_expr _ var_store expr_heap e_info cs
= ([],[],var_store, expr_heap, e_info, cs)
transfromPatternIntoStrictBind _ _ pattern src_expr _ var_store expr_heap e_info cs
= ([],[],var_store, expr_heap, e_info, { cs & cs_error = checkError "<pattern>" "illegal node pattern" cs.cs_error})
get_type_def mod_index type_mod_index type_index ef_type_defs ef_modules
| mod_index == type_mod_index
# (type_def, ef_type_defs) = ef_type_defs![type_index]
= (type_def, ef_type_defs, ef_modules)
# ({dcl_common}, ef_modules) = ef_modules![type_mod_index]
= (dcl_common.com_type_defs.[type_index], ef_type_defs, ef_modules)
is_tuple_symbol cons_module cons_index cs
# (tuple_2_symbol, cs) = getPredefinedGlobalSymbol (GetTupleConsIndex 2) PD_PredefinedModule STE_Constructor 2 cs
= (tuple_2_symbol.glob_module == cons_module &&
tuple_2_symbol.glob_object.ds_index <= cons_index && cons_index <= tuple_2_symbol.glob_object.ds_index + 30, cs)
transform_sub_patterns mod_index def_level [pattern : patterns] tup_id tup_index arg_var all_binds position var_store expr_heap e_info cs
# (this_arg_var, expr_heap)
= adjust_match_expression arg_var expr_heap
match_expr
= TupleSelect tup_id tup_index this_arg_var
(binds, var_store, expr_heap, e_info, cs)
= transfromPatternIntoBind mod_index def_level pattern match_expr position var_store expr_heap e_info cs
= transform_sub_patterns mod_index def_level patterns tup_id (inc tup_index) arg_var (binds ++ all_binds)
position var_store expr_heap e_info cs
transform_sub_patterns mod_index _ [] _ _ _ binds _ var_store expr_heap e_info cs
= (binds, var_store, expr_heap, e_info, cs)
transform_sub_patterns_of_record mod_index def_level [pattern : patterns] fields field_module field_index record_expr
all_binds position var_store expr_heap e_info cs
# {fs_ident, fs_index} = fields.[field_index]
selector = { glob_module = field_module, glob_object = MakeDefinedSymbol fs_ident fs_index 1}
(this_record_expr, expr_heap) = adjust_match_expression record_expr expr_heap
(binds, var_store, expr_heap, e_info, cs)
= transfromPatternIntoBind mod_index def_level pattern (Selection NormalSelector this_record_expr [ RecordSelection selector field_index ])
position var_store expr_heap e_info cs
= transform_sub_patterns_of_record mod_index def_level patterns fields field_module (inc field_index) record_expr
(binds ++ all_binds) position var_store expr_heap e_info cs
transform_sub_patterns_of_record mod_index _ [] _ _ _ _ binds _ var_store expr_heap e_info cs
= (binds, var_store, expr_heap, e_info, cs)
bind_opt_var (Yes {bind_src,bind_dst}) src_expr position var_heap expr_heap
# free_var = { fv_ident = bind_src, fv_info_ptr = bind_dst, fv_def_level = NotALevel, fv_count = 0 }
(var_expr_ptr, expr_heap) = newPtr EI_Empty expr_heap
bound_var = { var_ident = bind_src, var_info_ptr = bind_dst, var_expr_ptr = var_expr_ptr }
= (Var bound_var, [{lb_src = src_expr, lb_dst = free_var, lb_position = position}], var_heap <:= (bind_dst, VI_Empty), expr_heap)
bind_opt_var No src_expr _ var_heap expr_heap
= (src_expr, [], var_heap, expr_heap)
bind_opt_var_or_create_new_var (Yes {bind_src,bind_dst}) src_expr position def_level var_heap expr_heap
# free_var = { fv_ident = bind_src, fv_info_ptr = bind_dst, fv_def_level = NotALevel, fv_count = 0 }
(var_expr_ptr, expr_heap) = newPtr EI_Empty expr_heap
bound_var = { var_ident = bind_src, var_info_ptr = bind_dst, var_expr_ptr = var_expr_ptr }
= (Var bound_var, [{lb_dst = free_var, lb_src = src_expr, lb_position = position}], var_heap <:= (bind_dst, VI_Empty), expr_heap)
bind_opt_var_or_create_new_var No src_expr position def_level var_heap expr_heap
# new_name = newVarId "_x"
(var_info_ptr, var_heap) = newPtr VI_Empty var_heap
(var_expr_ptr, expr_heap) = newPtr EI_Empty expr_heap
bound_var = { var_ident = new_name, var_info_ptr = var_info_ptr, var_expr_ptr = var_expr_ptr }
free_var = { fv_ident = new_name, fv_info_ptr = var_info_ptr, fv_def_level = def_level, fv_count = 0 }
= (Var bound_var, [{lb_dst = free_var, lb_src = src_expr, lb_position = position }], var_heap, expr_heap)
bind_match_expr var_expr=:(Var var) opt_var_bind _ def_level var_heap expr_heap
= (var_expr, opt_var_bind, var_heap, expr_heap)
bind_match_expr match_expr opt_var_bind position def_level var_heap expr_heap
# new_name = newVarId "_x"
(var_info_ptr, var_heap) = newPtr VI_Empty var_heap
// (var_expr_ptr, expr_heap) = newPtr EI_Empty expr_heap
bound_var = { var_ident = new_name, var_info_ptr = var_info_ptr, var_expr_ptr = nilPtr }
free_var = { fv_ident = new_name, fv_info_ptr = var_info_ptr, fv_def_level = def_level, fv_count = 0 }
= (Var bound_var, [{lb_src = match_expr, lb_dst = free_var, lb_position = position } : opt_var_bind], var_heap, expr_heap)
adjust_match_expression (Var var) expr_heap
# (var_expr_ptr, expr_heap) = newPtr EI_Empty expr_heap
= (Var { var & var_expr_ptr = var_expr_ptr }, expr_heap)
adjust_match_expression match_expr expr_heap
= (match_expr, expr_heap)
add_decons_call_for_overloaded_lists glob_module ds_index src_expr expr_heap cs
| glob_module==cPredefinedModuleIndex
# pd_cons_index=ds_index+FirstConstructorPredefinedSymbolIndex
| pd_cons_index==PD_UnboxedConsSymbol
# (stdStrictLists_index,_,decons_u_index,_,decons_u_ident,cs) = get_unboxed_list_indices_and_decons_u_ident cs
# (new_info_ptr,expr_heap) = newPtr EI_Empty expr_heap
# decons_u_expr = App {app_symb={symb_ident=decons_u_ident,symb_kind=SK_OverloadedFunction {glob_object=decons_u_index,glob_module=stdStrictLists_index}},app_args=[src_expr],app_info_ptr=new_info_ptr}
= (decons_u_expr,expr_heap,cs)
| pd_cons_index==PD_UnboxedTailStrictConsSymbol
# (stdStrictLists_index,_,decons_uts_index,_,decons_uts_ident,cs) = get_unboxed_tail_strict_list_indices_and_decons_uts_ident cs
# (new_info_ptr,expr_heap) = newPtr EI_Empty expr_heap
# decons_uts_expr = App {app_symb={symb_ident=decons_uts_ident,symb_kind=SK_OverloadedFunction {glob_object=decons_uts_index,glob_module=stdStrictLists_index}},app_args=[src_expr],app_info_ptr=new_info_ptr}
= (decons_uts_expr,expr_heap,cs)
| pd_cons_index==PD_OverloadedConsSymbol
# (stdStrictLists_index,_,decons_index,_,decons_ident,cs) = get_overloaded_list_indices_and_decons_ident cs
# (new_info_ptr,expr_heap) = newPtr EI_Empty expr_heap
# decons_expr = App {app_symb={symb_ident=decons_ident,symb_kind=SK_OverloadedFunction {glob_object=decons_index,glob_module=stdStrictLists_index}},app_args=[src_expr],app_info_ptr=new_info_ptr}
= (decons_expr,expr_heap,cs)
= (src_expr,expr_heap,cs)
= (src_expr,expr_heap,cs)
unfoldPatternMacro macro=:{fun_body=TransformedBody {tb_args,tb_rhs}} mod_index all_macro_args opt_var ps=:{ps_var_heap} modules cons_defs error
| no_sharing tb_args
# length_macro_args = length tb_args
......@@ -2152,16 +2204,15 @@ addArraySelections [] rhs_expr free_vars e_input e_state e_info cs
= (rhs_expr, free_vars, e_state, e_info, cs)
addArraySelections array_patterns rhs_expr free_vars e_input e_state e_info cs
# (let_strict_binds, let_lazy_binds, free_vars, e_state, e_info, cs)
= foldSt (buildSelections e_input) array_patterns ([], [], free_vars, e_state, e_info, cs)
= buildArraySelections e_input array_patterns free_vars e_state e_info cs
(let_expr_ptr, es_expr_heap)
= newPtr EI_Empty e_state.es_expr_heap
= ( Let {let_strict_binds = let_strict_binds, let_lazy_binds = let_lazy_binds,
let_expr = rhs_expr, let_info_ptr = let_expr_ptr, let_expr_position = NoPos }
, free_vars
, { e_state & es_expr_heap = es_expr_heap}
, e_info
, cs
)
, free_vars , { e_state & es_expr_heap = es_expr_heap} , e_info, cs )
buildArraySelections e_input array_patterns free_vars e_state e_info cs
= foldSt (buildSelections e_input) array_patterns ([], [], free_vars, e_state, e_info, cs)
buildSelections e_input {ap_selections=[]}
(strict_binds, lazy_binds, free_vars, e_state, e_info, cs)
......
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