diff options
| author | gingerBill <ginger.bill.22@gmail.com> | 2016-08-23 00:03:53 +0100 |
|---|---|---|
| committer | gingerBill <ginger.bill.22@gmail.com> | 2016-08-23 00:03:53 +0100 |
| commit | aaecb18c8f37a7f7feb3400178633819859b642f (patch) | |
| tree | 57667583efc5199150bd1b4d7fcbc93b97a1575d /src/checker/checker.cpp | |
| parent | 81c592b5e92411e4b64744a152bd445bb6154433 (diff) | |
Fix procedure's scope
Diffstat (limited to 'src/checker/checker.cpp')
| -rw-r--r-- | src/checker/checker.cpp | 36 |
1 files changed, 25 insertions, 11 deletions
diff --git a/src/checker/checker.cpp b/src/checker/checker.cpp index 2a084c543..22d734af6 100644 --- a/src/checker/checker.cpp +++ b/src/checker/checker.cpp @@ -89,14 +89,15 @@ ExpressionInfo make_expression_info(b32 is_lhs, AddressingMode mode, Type *type, } struct ProcedureInfo { - AstFile *file; - Token token; + AstFile * file; + Token token; DeclInfo *decl; - Type * type; // Type_Procedure - AstNode * body; // AstNode_BlockStatement + Type * type; // Type_Procedure + AstNode * body; // AstNode_BlockStatement }; struct Scope { + b32 is_proc; Scope *parent; Scope *prev, *next; Scope *first_child, *last_child; @@ -231,6 +232,9 @@ void check_open_scope(Checker *c, AstNode *stmt) { GB_ASSERT(is_ast_node_stmt(stmt) || stmt->kind == AstNode_ProcType); Scope *scope = make_scope(c->context.scope, c->allocator); add_scope(c, stmt, scope); + if (stmt->kind == AstNode_ProcType) { + scope->is_proc = true; + } c->context.scope = scope; } @@ -238,23 +242,36 @@ void check_close_scope(Checker *c) { c->context.scope = c->context.scope->parent; } -void scope_lookup_parent_entity(Scope *s, String name, Scope **scope, Entity **entity) { +void scope_lookup_parent_entity(Checker *c, Scope *s, String name, Scope **scope, Entity **entity) { + b32 gone_thru_proc = false; HashKey key = hash_string(name); for (; s != NULL; s = s->parent) { + Entity **found = map_get(&s->elements, key); if (found) { - if (entity) *entity = *found; + Entity *e = *found; + if (gone_thru_proc) { + if (e->kind == Entity_Variable && e->parent != c->global_scope) { + continue; + } + } + + if (entity) *entity = e; if (scope) *scope = s; return; } + + if (s->is_proc) { + gone_thru_proc = true; + } } if (entity) *entity = NULL; if (scope) *scope = NULL; } -Entity *scope_lookup_entity(Scope *s, String name) { +Entity *scope_lookup_entity(Checker *c, Scope *s, String name) { Entity *entity = NULL; - scope_lookup_parent_entity(s, name, NULL, &entity); + scope_lookup_parent_entity(c, s, name, NULL, &entity); return entity; } @@ -500,7 +517,6 @@ void add_file_entity(Checker *c, AstNode *identifier, Entity *e, DeclInfo *d) { add_entity(c, c->global_scope, identifier, e); map_set(&c->info.entities, hash_pointer(e), d); - e->order = gb_array_count(c->info.entities.entries); } @@ -637,8 +653,6 @@ void check_parsed_files(Checker *c) { DeclInfo *d = make_declaration_info(c->allocator, e->parent); d->proc_decl = decl; map_set(&c->info.entities, hash_pointer(e), d); - e->order = gb_array_count(c->info.entities.entries); - case_end; case_ast_node(ld, LoadDecl, decl); |