#include <string.h>
#include <stdbool.h>
#include <unistd.h>
-#include <limits.h>
#include <libfirm/firm.h>
#include <libfirm/adt/obst.h>
#include "adt/util.h"
#include "jump_target.h"
#include "symbol_t.h"
+#include "symbol_table.h"
#include "token_t.h"
#include "type_t.h"
#include "ast_t.h"
#include "diagnostic.h"
#include "lang_features.h"
#include "types.h"
-#include "type_hash.h"
#include "mangle.h"
+#include "unicode.h"
#include "walk.h"
#include "warning.h"
#include "printer.h"
}
}
-ir_mode *get_atomic_mode(atomic_type_kind_t kind)
-{
- assert(kind <= ATOMIC_TYPE_LAST);
- return atomic_modes[kind];
-}
-
static ir_node *get_vla_size(array_type_t *const type)
{
ir_node *size_node = type->size_node;
return type;
}
+static ir_type *get_ir_type(type_t *type);
+
static ir_type *create_method_type(const function_type_t *function_type, bool for_closure)
{
type_t *return_type = skip_typeref(function_type->return_type);
}
}
-ir_type *get_ir_type(type_t *type)
+static ir_type *get_ir_type(type_t *type)
{
type = skip_typeref(type);
}
expression_t *con = NULL;
- if (is_local_variable(op1) && is_constant_expression(op2) == EXPR_CLASS_CONSTANT) {
+ if (is_local_variable(op1) && is_constant_expression(op2) != EXPR_CLASS_VARIABLE) {
var = op1->reference.entity;
con = op2;
- } else if (is_constant_expression(op1) == EXPR_CLASS_CONSTANT && is_local_variable(op2)) {
+ } else if (is_constant_expression(op1) != EXPR_CLASS_VARIABLE && is_local_variable(op2)) {
relation = get_inversed_relation(relation);
var = op2->reference.entity;
con = op1;
static ir_node *create_cast(unary_expression_t const *const expr)
{
- type_t *const type = skip_typeref(expr->base.type);
- if (is_type_void(type))
- return NULL;
-
type_t *const from_type = skip_typeref(expr->value->base.type);
ir_node *value = is_type_complex(from_type)
? expression_to_complex(expr->value).real
: expression_to_value(expr->value);
+ type_t *const type = skip_typeref(expr->base.type);
+ if (is_type_void(type))
+ return NULL;
+
dbg_info *const dbgi = get_dbg_info(&expr->base.pos);
ir_mode *const mode = get_ir_mode_storage(type);
/* check for conversion from / to __based types */
/* set branch prediction info based on __builtin_expect */
if (is_builtin_expect(expr) && is_Cond(cond)) {
call_argument_t *const argument = expr->call.arguments->next;
- if (is_constant_expression(argument->expression) == EXPR_CLASS_CONSTANT) {
+ if (is_constant_expression(argument->expression) != EXPR_CLASS_VARIABLE) {
bool const cnst = fold_constant_to_bool(argument->expression);
cond_jmp_predicate const pred = cnst ? COND_JMP_PRED_TRUE : COND_JMP_PRED_FALSE;
set_Cond_jmp_pred(cond, pred);
type_t *type = expression->type;
initializer_t *initializer = expression->initializer;
- if (expression->global_scope ||
- ((type->base.qualifiers & TYPE_QUALIFIER_CONST)
- && is_constant_initializer(initializer) == EXPR_CLASS_CONSTANT)) {
+ if (expression->global_scope || (
+ type->base.qualifiers & TYPE_QUALIFIER_CONST &&
+ is_constant_initializer(initializer) != EXPR_CLASS_VARIABLE
+ )) {
ir_entity *entity = create_initializer_entity(dbgi, initializer, type);
return create_symconst(dbgi, entity);
} else {
ir_tarval *fold_constant_to_tarval(const expression_t *expression)
{
- assert(is_constant_expression(expression) == EXPR_CLASS_CONSTANT);
+ assert(is_constant_expression(expression) >= EXPR_CLASS_CONSTANT);
bool constant_folding_old = constant_folding;
constant_folding = true;
static complex_constant fold_complex_constant(const expression_t *expression)
{
- assert(is_constant_expression(expression) == EXPR_CLASS_CONSTANT);
+ assert(is_constant_expression(expression) >= EXPR_CLASS_CONSTANT);
bool constant_folding_old = constant_folding;
constant_folding = true;
const builtin_constant_expression_t *expression)
{
ir_mode *const mode = get_ir_mode_storage(expression->base.type);
- bool const v = is_constant_expression(expression->value) == EXPR_CLASS_CONSTANT;
+ bool const v = is_constant_expression(expression->value) != EXPR_CLASS_VARIABLE;
return create_Const_from_bool(mode, v);
}
switch (expr->kind) {
case EXPR_UNARY_CAST:
- if (is_type_atomic(skip_typeref(expr->base.type), ATOMIC_TYPE_BOOL)) {
+ if (!is_type_atomic(skip_typeref(expr->base.type), ATOMIC_TYPE_BOOL))
+ return create_cast(&expr->unary);
+ /* FALLTHROUGH */
case EXPR_BINARY_EQUAL:
case EXPR_BINARY_GREATER:
case EXPR_BINARY_GREATEREQUAL:
case EXPR_BINARY_LOGICAL_AND:
case EXPR_BINARY_LOGICAL_OR:
case EXPR_BINARY_NOTEQUAL:
- case EXPR_UNARY_NOT:;
- jump_target true_target;
- jump_target false_target;
- init_jump_target(&true_target, NULL);
- init_jump_target(&false_target, NULL);
- expression_to_control_flow(expr, &true_target, &false_target);
- return control_flow_to_1_0(expr, &true_target, &false_target);
- } else {
- return create_cast(&expr->unary);
- }
+ case EXPR_UNARY_NOT: {
+ jump_target true_target;
+ jump_target false_target;
+ init_jump_target(&true_target, NULL);
+ init_jump_target(&false_target, NULL);
+ expression_to_control_flow(expr, &true_target, &false_target);
+ return control_flow_to_1_0(expr, &true_target, &false_target);
+ }
case EXPR_BINARY_ADD:
case EXPR_BINARY_BITWISE_AND:
if (is_type_atomic(skip_typeref(expr->base.type), ATOMIC_TYPE_BOOL)) {
expression_to_control_flow(expr->unary.value, true_target, false_target);
return NULL;
- } else {
- default:;
- type_t *const type = skip_typeref(expr->base.type);
- if (is_type_complex(type)) {
- complex_to_control_flow(expr, true_target, false_target);
- return NULL;
- }
-
- dbg_info *const dbgi = get_dbg_info(&expr->base.pos);
- ir_mode *const mode = get_ir_mode_arithmetic(type);
- ir_node *const val = create_conv(dbgi, expression_to_value(expr), mode);
- ir_node *const left = val;
- ir_node *const right = new_Const(get_mode_null(get_irn_mode(val)));
- ir_relation const relation = ir_relation_unordered_less_greater;
- compare_to_control_flow(expr, left, right, relation, true_target, false_target);
- return val;
}
+ /* FALLTHROUGH */
+ default: {
+ type_t *const type = skip_typeref(expr->base.type);
+ if (is_type_complex(type)) {
+ complex_to_control_flow(expr, true_target, false_target);
+ return NULL;
+ }
+
+ dbg_info *const dbgi = get_dbg_info(&expr->base.pos);
+ ir_mode *const mode = get_ir_mode_arithmetic(type);
+ ir_node *const val = create_conv(dbgi, expression_to_value(expr), mode);
+ ir_node *const left = val;
+ ir_node *const right = new_Const(get_mode_null(get_irn_mode(val)));
+ ir_relation const relation = ir_relation_unordered_less_greater;
+ compare_to_control_flow(expr, left, right, relation, true_target, false_target);
+ return val;
+ }
}
}
expression_t *const cond = statement->condition;
/* Avoid an explicit body block in case of do ... while (0);. */
- if (is_constant_expression(cond) == EXPR_CLASS_CONSTANT && !fold_constant_to_bool(cond)) {
+ if (is_constant_expression(cond) != EXPR_CLASS_VARIABLE && !fold_constant_to_bool(cond)) {
/* do ... while (0);. */
statement_to_firm(statement->body);
jump_to_target(&continue_target);
/* Create the condition. */
expression_t *const cond = statement->condition;
- if (cond && (is_constant_expression(cond) != EXPR_CLASS_CONSTANT || !fold_constant_to_bool(cond))) {
+ if (cond && (is_constant_expression(cond) == EXPR_CLASS_VARIABLE || !fold_constant_to_bool(cond))) {
jump_target body_target;
init_jump_target(&body_target, NULL);
expression_to_control_flow(cond, &body_target, &break_target);
irg_finalize_cons(irg);
- /* finalize the frame type */
- ir_type *frame_type = get_irg_frame_type(irg);
- int n = get_compound_n_members(frame_type);
- int align_all = 4;
- int offset = 0;
- for (int i = 0; i < n; ++i) {
- ir_entity *member = get_compound_member(frame_type, i);
- ir_type *entity_type = get_entity_type(member);
-
- int align = get_type_alignment_bytes(entity_type);
- if (align > align_all)
- align_all = align;
- int misalign = 0;
- if (align > 0) {
- misalign = offset % align;
- if (misalign > 0) {
- offset += align - misalign;
- }
- }
-
- set_entity_offset(member, offset);
- offset += get_type_size_bytes(entity_type);
- }
- set_type_size_bytes(frame_type, offset);
- set_type_alignment_bytes(frame_type, align_all);
-
irg_verify(irg, VERIFY_ENFORCE_SSA);
current_vararg_entity = old_current_vararg_entity;
current_function = old_current_function;