if(qualifiers & TYPE_QUALIFIER_CONST) fputs("const ", out);
if(qualifiers & TYPE_QUALIFIER_VOLATILE) fputs("volatile ", out);
if(qualifiers & TYPE_QUALIFIER_RESTRICT) fputs("restrict ", out);
- if(qualifiers & TYPE_QUALIFIER_INLINE) fputs("inline ", out);
}
static
fputs(s, out);
}
-static
-void print_method_type_pre(const method_type_t *type)
+static void print_function_type_pre(const function_type_t *type)
{
print_type_qualifiers(type->type.qualifiers);
fputc('(', out);
}
-static
-void print_method_type_post(const method_type_t *type, const context_t *context)
+static void print_function_type_post(const function_type_t *type,
+ const context_t *context)
{
/* TODO: don't emit braces if we're the toplevel type... */
intern_print_type_post(type->result_type);
int first = 1;
if(context == NULL) {
- method_parameter_t *parameter = type->parameters;
+ function_parameter_t *parameter = type->parameters;
for( ; parameter != NULL; parameter = parameter->next) {
if(first) {
first = 0;
}
} else {
declaration_t *parameter = context->declarations;
- for( ; parameter != NULL; parameter = parameter->context_next) {
+ for( ; parameter != NULL; parameter = parameter->next) {
if(first) {
first = 0;
} else {
fputc(')', out);
}
-static
-void print_pointer_type_pre(const pointer_type_t *type)
+static void print_pointer_type_pre(const pointer_type_t *type)
{
intern_print_type_pre(type->points_to);
fputs("*", out);
intern_print_type_post(type->points_to);
}
+static void print_array_type_pre(const array_type_t *type)
+{
+ intern_print_type_pre(type->element_type);
+}
+
static void print_array_type_post(const array_type_t *type)
{
+ intern_print_type_post(type->element_type);
fputc('[', out);
if(type->is_static) {
fputs("static ", out);
change_indent(1);
- declaration_t *entry = declaration->context_next;
+ declaration_t *entry = declaration->next;
for( ; entry != NULL && entry->storage_class == STORAGE_CLASS_ENUM_ENTRY;
- entry = entry->context_next) {
+ entry = entry->next) {
print_indent();
fprintf(out, "%s", entry->symbol->string);
if(entry->init.initializer != NULL) {
fprintf(out, " = ");
- print_initializer(entry->init.initializer);
+ print_expression(entry->init.enum_value);
}
fprintf(out, ",\n");
}
change_indent(1);
declaration_t *iter = declaration->context.declarations;
- for( ; iter != NULL; iter = iter->context_next) {
+ for( ; iter != NULL; iter = iter->next) {
print_indent();
print_declaration(iter);
fputc('\n', out);
case TYPE_BUILTIN:
fputs(((builtin_type_t*) type)->symbol->string, out);
return;
- case TYPE_METHOD:
- print_method_type_pre((method_type_t*) type);
+ case TYPE_FUNCTION:
+ print_function_type_pre((function_type_t*) type);
return;
case TYPE_POINTER:
print_pointer_type_pre((pointer_type_t*) type);
return;
case TYPE_ARRAY:
+ print_array_type_pre((array_type_t*) type);
return;
case TYPE_TYPEDEF:
print_typedef_type_pre((typedef_type_t*) type);
fputs("unknown", out);
}
-static
-void intern_print_type_post(type_t *type)
+static void intern_print_type_post(type_t *type)
{
switch(type->type) {
- case TYPE_METHOD:
- print_method_type_post((const method_type_t*) type, NULL);
+ case TYPE_FUNCTION:
+ print_function_type_post((const function_type_t*) type, NULL);
return;
case TYPE_POINTER:
print_pointer_type_post((const pointer_type_t*) type);
fputc(' ', out);
fputs(symbol->string, out);
}
- if(type->type == TYPE_METHOD) {
- print_method_type_post((const method_type_t*) type, context);
+ if(type->type == TYPE_FUNCTION) {
+ print_function_type_post((const function_type_t*) type, context);
} else {
intern_print_type_post(type);
}
bool is_type_integer(const type_t *type)
{
if(type->type == TYPE_ENUM)
- return 1;
+ return true;
if(type->type != TYPE_ATOMIC)
- return 0;
+ return false;
atomic_type_t *atomic_type = (atomic_type_t*) type;
switch(atomic_type->atype) {
case ATOMIC_TYPE_ULONG:
case ATOMIC_TYPE_LONGLONG:
case ATOMIC_TYPE_ULONGLONG:
- return 1;
+ return true;
default:
- return 0;
+ return false;
}
}
bool is_type_floating(const type_t *type)
{
if(type->type != TYPE_ATOMIC)
- return 0;
+ return false;
atomic_type_t *atomic_type = (atomic_type_t*) type;
switch(atomic_type->atype) {
case ATOMIC_TYPE_FLOAT_COMPLEX:
case ATOMIC_TYPE_DOUBLE_COMPLEX:
case ATOMIC_TYPE_LONG_DOUBLE_COMPLEX:
-#endif
-#ifdef PROVIDE_IMAGINARY
case ATOMIC_TYPE_FLOAT_IMAGINARY:
case ATOMIC_TYPE_DOUBLE_IMAGINARY:
case ATOMIC_TYPE_LONG_DOUBLE_IMAGINARY:
#endif
- return 1;
+ return true;
default:
- return 0;
+ return false;
}
}
+bool is_type_signed(const type_t *type)
+{
+ /* enum types are int for now */
+ if(type->type == TYPE_ENUM)
+ return true;
+
+ if(type->type != TYPE_ATOMIC)
+ return false;
+
+ atomic_type_t *atomic_type = (atomic_type_t*) type;
+ switch(atomic_type->atype) {
+ case ATOMIC_TYPE_CHAR:
+ case ATOMIC_TYPE_SCHAR:
+ case ATOMIC_TYPE_SHORT:
+ case ATOMIC_TYPE_INT:
+ case ATOMIC_TYPE_LONG:
+ case ATOMIC_TYPE_LONGLONG:
+ case ATOMIC_TYPE_FLOAT:
+ case ATOMIC_TYPE_DOUBLE:
+ case ATOMIC_TYPE_LONG_DOUBLE:
+#ifdef PROVIDE_COMPLEX
+ case ATOMIC_TYPE_FLOAT_COMPLEX:
+ case ATOMIC_TYPE_DOUBLE_COMPLEX:
+ case ATOMIC_TYPE_LONG_DOUBLE_COMPLEX:
+ case ATOMIC_TYPE_FLOAT_IMAGINARY:
+ case ATOMIC_TYPE_DOUBLE_IMAGINARY:
+ case ATOMIC_TYPE_LONG_DOUBLE_IMAGINARY:
+#endif
+ return true;
+
+ case ATOMIC_TYPE_BOOL:
+ case ATOMIC_TYPE_UCHAR:
+ case ATOMIC_TYPE_USHORT:
+ case ATOMIC_TYPE_UINT:
+ case ATOMIC_TYPE_ULONG:
+ case ATOMIC_TYPE_ULONGLONG:
+ return false;
+
+ case ATOMIC_TYPE_INVALID:
+ case ATOMIC_TYPE_VOID:
+ return false;
+ }
+
+ panic("invalid atomic type found");
+ return false;
+}
+
bool is_type_arithmetic(const type_t *type)
{
if(is_type_integer(type) || is_type_floating(type))
return is_type_arithmetic(type);
}
+bool is_type_incomplete(const type_t *type)
+{
+ switch(type->type) {
+ case TYPE_COMPOUND_STRUCT:
+ case TYPE_COMPOUND_UNION: {
+ const compound_type_t *compound_type
+ = (const compound_type_t*) type;
+ declaration_t *declaration = compound_type->declaration;
+ return !declaration->init.is_defined;
+ }
+ case TYPE_FUNCTION:
+ return true;
+
+ case TYPE_ARRAY:
+ case TYPE_ATOMIC:
+ case TYPE_POINTER:
+ case TYPE_ENUM:
+ return false;
+
+ case TYPE_TYPEDEF:
+ case TYPE_TYPEOF:
+ case TYPE_BUILTIN:
+ panic("is_type_incomplete called without typerefs skipped");
+ case TYPE_INVALID:
+ break;
+ }
+
+ panic("invalid type found");
+}
+
+bool types_compatible(const type_t *type1, const type_t *type2)
+{
+ (void) type1;
+ (void) type2;
+ return true;
+}
+
+bool pointers_compatible(const type_t *type1, const type_t *type2)
+{
+ assert(type1->type == TYPE_POINTER);
+ assert(type2->type == TYPE_POINTER);
+ pointer_type_t *pointer_type1 = (pointer_type_t*) type1;
+ pointer_type_t *pointer_type2 = (pointer_type_t*) type2;
+ return types_compatible(pointer_type1->points_to,
+ pointer_type2->points_to);
+}
+
+type_t *skip_typeref(type_t *type)
+{
+ while(1) {
+ switch(type->type) {
+ case TYPE_TYPEDEF: {
+ const typedef_type_t *typedef_type = (const typedef_type_t*) type;
+ type = typedef_type->declaration->type;
+ continue;
+ }
+ case TYPE_TYPEOF: {
+ const typeof_type_t *typeof_type = (const typeof_type_t *) type;
+ if(typeof_type->typeof_type != NULL) {
+ type = typeof_type->typeof_type;
+ } else {
+ type = typeof_type->expression->datatype;
+ }
+ continue;
+ }
+ case TYPE_BUILTIN: {
+ const builtin_type_t *builtin_type = (const builtin_type_t*) type;
+ type = builtin_type->real_type;
+ continue;
+ }
+ default:
+ break;
+ }
+ break;
+ }
+
+ return type;
+}
+
+
+
static type_t *identify_new_type(type_t *type)
{
type_t *result = typehash_insert(type);