#include "symbol_t.h"
#include "ast_t.h"
#include "type_t.h"
+#include "entity_t.h"
#include "type.h"
#include "adt/error.h"
fputc('*', out);
}
-static declaration_t *find_typedef(const type_t *type)
+static entity_t *find_typedef(const type_t *type)
{
/* first: search for a matching typedef in the global type... */
- declaration_t *declaration = global_scope->declarations;
- while(declaration != NULL) {
- if (! (declaration->storage_class == STORAGE_CLASS_TYPEDEF)) {
- declaration = declaration->next;
+ entity_t *entity = global_scope->entities;
+ for ( ; entity != NULL; entity = entity->base.next) {
+ if (entity->kind != ENTITY_TYPEDEF)
continue;
- }
- if (declaration->type == type)
+ if (entity->typedefe.type == type)
break;
- declaration = declaration->next;
}
- return declaration;
+ return entity;
}
static void write_compound_type(const compound_type_t *type)
{
- declaration_t *declaration = find_typedef((const type_t*) type);
- if (declaration != NULL) {
- fprintf(out, "%s", declaration->symbol->string);
+ const entity_t *entity = find_typedef((const type_t*) type);
+ if (entity != NULL) {
+ fprintf(out, "%s", entity->base.symbol->string);
return;
}
/* does the struct have a name? */
- symbol_t *symbol = type->declaration->symbol;
+ symbol_t *symbol = type->compound->base.symbol;
if (symbol != NULL) {
/* TODO: make sure we create a struct for it... */
fprintf(out, "%s", symbol->string);
static void write_enum_type(const enum_type_t *type)
{
- declaration_t *declaration = find_typedef((const type_t*) type);
- if (declaration != NULL) {
- fprintf(out, "%s", declaration->symbol->string);
+ const entity_t *entity = find_typedef((const type_t*) type);
+ if (entity != NULL) {
+ fprintf(out, "%s", entity->base.symbol->string);
return;
}
/* does the enum have a name? */
- symbol_t *symbol = type->declaration->symbol;
+ symbol_t *symbol = type->enume->base.symbol;
if (symbol != NULL) {
/* TODO: make sure we create an enum for it... */
fprintf(out, "%s", symbol->string);
}
}
-#if 0
-static void write_struct_entry(const declaration_t *declaration)
-{
- fprintf(out, "\t%s : ", declaration->symbol->string);
- write_type(declaration->type);
- fprintf(out, "\n");
-}
-
-static void write_struct(const symbol_t *symbol, const compound_type_t *type)
-{
- fprintf(out, "struct %s:\n", symbol->string);
-
- const declaration_t *declaration = type->declaration->scope.declarations;
- while(declaration != NULL) {
- write_struct_entry(declaration);
- declaration = declaration->next;
- }
-
- fprintf(out, "\n");
-}
-
-static void write_union(const symbol_t *symbol, const compound_type_t *type)
-{
- fprintf(out, "union %s:\n", symbol->string);
-
- const declaration_t *declaration = type->declaration->scope.declarations;
- while(declaration != NULL) {
- write_struct_entry(declaration);
- declaration = declaration->next;
- }
-
- fprintf(out, "\n");
-}
-
-static void write_expression(const expression_t *expression);
-
-static void write_unary_expression(const unary_expression_t *expression)
-{
- switch(expression->base.kind) {
- case EXPR_UNARY_NEGATE:
- fputc('-', out);
- break;
- case EXPR_UNARY_NOT:
- fputc('!', out);
- break;
- default:
- panic("unimeplemented unary expression found");
- }
- write_expression(expression->value);
-}
-
-static void write_expression(const expression_t *expression)
-{
- const const_expression_t *constant;
- /* TODO */
- switch(expression->kind) {
- case EXPR_CONST:
- constant = &expression->conste;
- if (is_type_integer(expression->base.type)) {
- fprintf(out, "%lld", constant->v.int_value);
- } else {
- fprintf(out, "%Lf", constant->v.float_value);
- }
- break;
- EXPR_UNARY_CASES
- write_unary_expression((const unary_expression_t*) expression);
- break;
- default:
- panic("not implemented expression");
- }
-}
-
-static void write_enum(const symbol_t *symbol, const enum_type_t *type)
-{
- fprintf(out, "enum %s:\n", symbol->string);
-
- declaration_t *entry = type->declaration->next;
- for ( ; entry != NULL && entry->storage_class == STORAGE_CLASS_ENUM_ENTRY;
- entry = entry->next) {
- fprintf(out, "\t%s", entry->symbol->string);
- if (entry->init.initializer != NULL) {
- fprintf(out, " <- ");
- write_expression(entry->init.enum_value);
- }
- fputc('\n', out);
- }
- fprintf(out, "typealias %s <- int\n", symbol->string);
- fprintf(out, "\n");
-}
-
-static void write_variable(const declaration_t *declaration)
-{
- fprintf(out, "var %s : ", declaration->symbol->string);
- write_type(declaration->type);
- /* TODO: initializers */
- fprintf(out, "\n");
-}
-#endif
-
-static void write_function(const declaration_t *declaration)
+static void write_function(const entity_t *entity)
{
- if (declaration->init.statement != NULL) {
+ if (entity->function.statement != NULL) {
fprintf(stderr, "Warning: can't convert function bodies (at %s)\n",
- declaration->symbol->string);
+ entity->base.symbol->string);
}
- fprintf(out, "external %s: ", declaration->symbol->string);
+ fprintf(out, "external %s: ", entity->base.symbol->string);
const function_type_t *function_type
- = (const function_type_t*) declaration->type;
+ = (const function_type_t*) entity->declaration.type;
- declaration_t *parameter = declaration->scope.declarations;
- for( ; parameter != NULL; parameter = parameter->next) {
- write_type(parameter->type);
+ entity_t *parameter = entity->function.parameters.entities;
+ for( ; parameter != NULL; parameter = parameter->base.next) {
+ assert(parameter->kind == ENTITY_VARIABLE);
+ write_type(parameter->declaration.type);
fputs(" -> ", out);
}
if (function_type->variadic) {
write_type(return_type);
fputs(" = \"", out);
- fputs(declaration->symbol->string, out);
+ fputs(entity->base.symbol->string, out);
fputs("\"", out);
fputc('\n', out);
ast_set_output(out);
fprintf(out, "(* WARNING: Automatically generated file - chaning is useless *)\n");
-#if 0
- /* write structs,unions + enums */
- declaration_t *declaration = unit->scope.declarations;
- for( ; declaration != NULL; declaration = declaration->next) {
- //fprintf(out, "// Decl: %s\n", declaration->symbol->string);
- if (! (declaration->storage_class == STORAGE_CLASS_TYPEDEF)) {
- continue;
- }
- type_t *type = declaration->type;
- if (type->kind == TYPE_COMPOUND_STRUCT) {
- write_struct(declaration->symbol, &type->compound);
- } else if (type->kind == TYPE_COMPOUND_UNION) {
- write_union(declaration->symbol, &type->compound);
- } else if (type->kind == TYPE_ENUM) {
- write_enum(declaration->symbol, &type->enumt);
- }
- }
-
- /* write global variables */
- declaration = unit->scope.declarations;
- for( ; declaration != NULL; declaration = declaration->next) {
- if (declaration->namespc != NAMESPACE_NORMAL)
- continue;
- if (declaration->storage_class == STORAGE_CLASS_TYPEDEF
- || declaration->storage_class == STORAGE_CLASS_ENUM_ENTRY)
- continue;
-
- type_t *type = declaration->type;
- if (type->kind == TYPE_FUNCTION)
- continue;
-
- write_variable(declaration);
- }
-#endif
-
/* write functions */
- declaration_t *declaration = unit->scope.declarations;
- for( ; declaration != NULL; declaration = declaration->next) {
- if (declaration->namespc != NAMESPACE_NORMAL)
- continue;
- if (declaration->storage_class == STORAGE_CLASS_TYPEDEF
- || declaration->storage_class == STORAGE_CLASS_ENUM_ENTRY)
- continue;
-
- type_t *type = declaration->type;
- if (type->kind != TYPE_FUNCTION)
+ entity_t *entity = unit->scope.entities;
+ for( ; entity != NULL; entity = entity->base.next) {
+ if (entity->kind != ENTITY_FUNCTION)
continue;
- write_function(declaration);
+ write_function(entity);
}
}