const call_argument_t *argument = call->arguments;
for (int n = 0; n < n_parameters; ++n) {
expression_t *expression = argument->expression;
- type_t *arg_type = skip_typeref(expression->base.type);
- ir_node *arg_node;
+ type_t *const arg_type = skip_typeref(expression->base.type);
if (is_type_complex(arg_type)) {
complex_value value = expression_to_complex(expression);
- arg_node = complex_to_memory(dbgi, arg_type, value);
+ in[n] = complex_to_memory(dbgi, arg_type, value);
} else {
- arg_node = expression_to_value(expression);
- if (!is_type_compound(arg_type)) {
- ir_mode *const mode = get_ir_mode_storage(arg_type);
- arg_node = create_conv(dbgi, arg_node, mode);
- }
+ in[n] = conv_to_storage_type(dbgi, expression_to_value(expression), arg_type);
}
- in[n] = arg_node;
-
argument = argument->next;
}
jump_target *const true_target, jump_target *const false_target,
ir_relation relation);
-static complex_value create_complex_condition_evaluation(
- const expression_t *const expression, jump_target *const true_target,
- jump_target *const false_target);
+static complex_value complex_to_control_flow(const expression_t *expression,
+ jump_target *true_target,
+ jump_target *false_target);
/**
* create a short-circuit expression evaluation that tries to construct
evaluate_expression_discard_result(expr->binary.left);
return expression_to_control_flow(expr->binary.right, true_target, false_target);
- ir_node *val;
- ir_node *left;
- ir_node *right;
- ir_relation relation;
-
case EXPR_BINARY_EQUAL:
case EXPR_BINARY_GREATER:
case EXPR_BINARY_GREATEREQUAL:
case EXPR_BINARY_LESS:
case EXPR_BINARY_LESSEQUAL:
case EXPR_BINARY_NOTEQUAL: {
- type_t *const type = skip_typeref(expr->binary.left->base.type);
- relation = get_relation(expr->kind);
+ type_t *const type = skip_typeref(expr->binary.left->base.type);
+ ir_relation const relation = get_relation(expr->kind);
if (is_type_complex(type)) {
complex_equality_evaluation(&expr->binary, true_target,
false_target, relation);
- /* TODO return something sensible */
return NULL;
}
- dbg_info *const dbgi = get_dbg_info(&expr->base.pos);
- ir_mode *const mode = get_ir_mode_arithmetic(type);
- val = NULL;
- left = create_conv(dbgi, expression_to_value(expr->binary.left), mode);
- right = create_conv(dbgi, expression_to_value(expr->binary.right), mode);
- goto make_cmp;
+ dbg_info *const dbgi = get_dbg_info(&expr->base.pos);
+ ir_mode *const mode = get_ir_mode_arithmetic(type);
+ ir_node *const left = create_conv(dbgi, expression_to_value(expr->binary.left), mode);
+ ir_node *const right = create_conv(dbgi, expression_to_value(expr->binary.right), mode);
+ compare_to_control_flow(expr, left, right, relation, true_target, false_target);
+ return NULL;
}
case EXPR_UNARY_CAST:
default:;
type_t *const type = skip_typeref(expr->base.type);
if (is_type_complex(type)) {
- create_complex_condition_evaluation(expr, true_target, false_target);
+ 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);
- val = create_conv(dbgi, expression_to_value(expr), mode);
- left = val;
- right = new_Const(get_mode_null(get_irn_mode(val)));
- relation = ir_relation_unordered_less_greater;
-make_cmp:
+ 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;
}
complex_value value)
{
value = complex_conv_to_storage(dbgi, value, type);
- ir_graph *irg = current_ir_graph;
- ir_type *irtype = get_ir_type(type);
- ir_node *mem = get_store();
- ir_node *nomem = get_irg_no_mem(irg);
- ir_mode *mode = get_complex_mode_storage(type);
- ir_node *real = create_conv(dbgi, value.real, mode);
- ir_node *imag = create_conv(dbgi, value.imag, mode);
- ir_node *storer = new_d_Store(dbgi, mem, addr, real, cons_floats);
- ir_node *memr = new_Proj(storer, mode_M, pn_Store_M);
- set_store(memr);
- ir_node *mem2 = get_store();
- ir_mode *mode_uint = atomic_modes[ATOMIC_TYPE_UINT];
- ir_node *one = new_Const(get_mode_one(mode_uint));
- ir_node *in[1] = { one };
- ir_entity *arrent = get_array_element_entity(irtype);
- ir_node *addri = new_d_Sel(dbgi, nomem, addr, 1, in, arrent);
- ir_node *storei = new_d_Store(dbgi, mem2, addri, imag, cons_floats);
- ir_node *memi = new_Proj(storei, mode_M, pn_Store_M);
+ ir_graph *const irg = current_ir_graph;
+ ir_type *const irtype = get_ir_type(type);
+ ir_node *const mem = get_store();
+ ir_node *const nomem = get_irg_no_mem(irg);
+ ir_mode *const mode = get_complex_mode_storage(type);
+ ir_node *const real = create_conv(dbgi, value.real, mode);
+ ir_node *const imag = create_conv(dbgi, value.imag, mode);
+ ir_node *const storer = new_d_Store(dbgi, mem, addr, real, cons_floats);
+ ir_node *const memr = new_Proj(storer, mode_M, pn_Store_M);
+ ir_mode *const muint = atomic_modes[ATOMIC_TYPE_UINT];
+ ir_node *const one = new_Const(get_mode_one(muint));
+ ir_node *const in[1] = { one };
+ ir_entity *const arrent = get_array_element_entity(irtype);
+ ir_node *const addri = new_d_Sel(dbgi, nomem, addr, 1, in, arrent);
+ ir_node *const storei = new_d_Store(dbgi, memr, addri, imag, cons_floats);
+ ir_node *const memi = new_Proj(storei, mode_M, pn_Store_M);
set_store(memi);
}
static ir_node *complex_to_memory(dbg_info *dbgi, type_t *type,
complex_value value)
{
- ir_graph *irg = current_ir_graph;
- ir_type *frame_type = get_irg_frame_type(irg);
- ident *id = id_unique("cmplex_tmp.%u");
- ir_type *irtype = get_ir_type(type);
- ir_entity *tmp_storage = new_entity(frame_type, id, irtype);
+ ir_graph *const irg = current_ir_graph;
+ ir_type *const frame_type = get_irg_frame_type(irg);
+ ident *const id = id_unique("cmplex_tmp.%u");
+ ir_type *const irtype = get_ir_type(type);
+ ir_entity *const tmp_storage = new_entity(frame_type, id, irtype);
+ ir_node *const frame = get_irg_frame(irg);
+ ir_node *const nomem = get_irg_no_mem(irg);
+ ir_node *const addr = new_simpleSel(nomem, frame, tmp_storage);
set_entity_compiler_generated(tmp_storage, 1);
- ir_node *frame = get_irg_frame(irg);
- ir_node *nomem = get_irg_no_mem(irg);
- ir_node *addr = new_simpleSel(nomem, frame, tmp_storage);
store_complex(dbgi, addr, type, value);
return addr;
}
if (type->base.qualifiers & TYPE_QUALIFIER_VOLATILE)
flags |= cons_volatile;
- ir_mode *const mode = get_complex_mode_storage(type);
- ir_node *const memory = get_store();
- ir_node *const load = new_d_Load(dbgi, memory, addr, mode, flags);
- ir_node *const load_mem = new_Proj(load, mode_M, pn_Load_M);
- ir_node *const load_res = new_Proj(load, mode, pn_Load_res);
- set_store(load_mem);
+ ir_mode *const mode = get_complex_mode_storage(type);
+ ir_node *const memory = get_store();
+ ir_node *const load = new_d_Load(dbgi, memory, addr, mode, flags);
+ ir_node *const load_mem = new_Proj(load, mode_M, pn_Load_M);
+ ir_node *const load_res = new_Proj(load, mode, pn_Load_res);
ir_type *const irtype = get_ir_type(type);
ir_mode *const mode_uint = atomic_modes[ATOMIC_TYPE_UINT];
ir_entity *const entity = get_array_element_entity(irtype);
ir_node *const nomem = get_irg_no_mem(current_ir_graph);
ir_node *const addr2 = new_Sel(nomem, addr, 1, in, entity);
- ir_node *const mem2 = get_store();
- ir_node *const load2 = new_d_Load(dbgi, mem2, addr2, mode, flags);
+ ir_node *const load2 = new_d_Load(dbgi, load_mem, addr2, mode, flags);
ir_node *const load_mem2 = new_Proj(load2, mode_M, pn_Load_M);
ir_node *const load_res2 = new_Proj(load2, mode, pn_Load_res);
set_store(load_mem2);
static complex_value complex_select_to_firm(const select_expression_t *select)
{
- dbg_info *dbgi = get_dbg_info(&select->base.pos);
- ir_node *addr = select_addr(select);
- type_t *type = skip_typeref(select->base.type);
- assert(is_type_complex(type));
+ dbg_info *const dbgi = get_dbg_info(&select->base.pos);
+ ir_node *const addr = select_addr(select);
+ type_t *const type = skip_typeref(select->base.type);
return complex_deref_address(dbgi, type, addr, cons_none);
}
static complex_value complex_cast_to_firm(const unary_expression_t *expression)
{
- const expression_t *value = expression->value;
- dbg_info *dbgi = get_dbg_info(&expression->base.pos);
- type_t *from_type = skip_typeref(value->base.type);
- type_t *to_type = skip_typeref(expression->base.type);
- ir_mode *mode = get_complex_mode_storage(to_type);
-
- assert(is_type_complex(to_type));
+ const expression_t *const value = expression->value;
+ dbg_info *const dbgi = get_dbg_info(&expression->base.pos);
+ type_t *const from_type = skip_typeref(value->base.type);
+ type_t *const to_type = skip_typeref(expression->base.type);
+ ir_mode *const mode = get_complex_mode_storage(to_type);
if (is_type_complex(from_type)) {
complex_value cvalue = expression_to_complex(value);
return complex_conv(dbgi, cvalue, mode);
} else {
- ir_node *value_node = expression_to_value(value);
- ir_node *zero = new_Const(get_mode_null(mode));
- ir_node *casted = create_conv(dbgi, value_node, mode);
+ ir_node *const value_node = expression_to_value(value);
+ ir_node *const zero = new_Const(get_mode_null(mode));
+ ir_node *const casted = create_conv(dbgi, value_node, mode);
return (complex_value) { casted, zero };
}
}
complex_value value,
ir_node *addr)
{
- type_t *type = skip_typeref(expression->base.type);
- assert(is_type_complex(type));
-
- ir_mode *mode = get_complex_mode_storage(type);
- ir_node *real = create_conv(dbgi, value.real, mode);
- ir_node *imag = create_conv(dbgi, value.imag, mode);
+ type_t *const type = skip_typeref(expression->base.type);
+ ir_mode *const mode = get_complex_mode_storage(type);
+ ir_node *const real = create_conv(dbgi, value.real, mode);
+ ir_node *const imag = create_conv(dbgi, value.imag, mode);
if (expression->kind == EXPR_REFERENCE) {
const reference_expression_t *ref = &expression->reference;
set_unreachable_now();
}
-static complex_value create_complex_condition_evaluation(
+static complex_value complex_to_control_flow(
const expression_t *const expression, jump_target *const true_target,
jump_target *const false_target)
{
jump_target extra_target;
init_jump_target(&extra_target, NULL);
complex_value value = expression_to_complex(expression);
+ if (is_Const(value.real) && is_Const(value.imag)) {
+ ir_tarval *tv_real = get_Const_tarval(value.real);
+ ir_tarval *tv_imag = get_Const_tarval(value.imag);
+ if (tarval_is_null(tv_real) && tarval_is_null(tv_imag)) {
+ jump_to_target(false_target);
+ } else {
+ jump_to_target(true_target);
+ }
+ set_unreachable_now();
+ return value;
+ }
+
dbg_info *const dbgi = get_dbg_info(&expression->base.pos);
type_t *const type = expression->base.type;
ir_mode *const mode = get_complex_mode_arithmetic(type);
static complex_value complex_conditional_to_firm(
const conditional_expression_t *const expression)
{
- /* first try to fold a constant condition */
- if (is_constant_expression(expression->condition) == EXPR_CLASS_CONSTANT) {
- bool val = fold_constant_to_bool(expression->condition);
- if (val) {
- expression_t *true_expression = expression->true_expression;
- if (true_expression == NULL) {
- /* we will evaluate true_expression a second time here, but in
- * this case it is harmless since constant expression have no
- * side effects */
- true_expression = expression->condition;
- }
- return expression_to_complex(true_expression);
- } else {
- return expression_to_complex(expression->false_expression);
- }
- }
-
jump_target true_target;
jump_target false_target;
init_jump_target(&true_target, NULL);
memset(&cond_val, 0, sizeof(cond_val));
if (expression->true_expression == NULL) {
assert(is_type_complex(skip_typeref(expression->condition->base.type)));
- cond_val
- = create_complex_condition_evaluation(expression->condition,
- &true_target, &false_target);
+ cond_val = complex_to_control_flow(expression->condition,
+ &true_target, &false_target);
} else {
expression_to_control_flow(expression->condition, &true_target, &false_target);
}
- complex_value val;
+ complex_value val;
memset(&val, 0, sizeof(val));
- jump_target exit_target;
+ jump_target exit_target;
init_jump_target(&exit_target, NULL);
+ type_t *const type = skip_typeref(expression->base.type);
+ ir_mode *const mode = get_complex_mode_arithmetic(type);
+ dbg_info *const dbgi = get_dbg_info(&expression->base.pos);
if (enter_jump_target(&true_target)) {
if (expression->true_expression) {
assert(cond_val.real != NULL);
val = cond_val;
}
+ val = complex_conv(dbgi, val, mode);
jump_to_target(&exit_target);
}
- type_t *const type = skip_typeref(expression->base.type);
if (enter_jump_target(&false_target)) {
complex_value false_val
= expression_to_complex(expression->false_expression);
+ false_val = complex_conv(dbgi, false_val, mode);
jump_to_target(&exit_target);
if (val.real != NULL) {
ir_node *const inr[] = { val.real, false_val.real };
ir_node *const ini[] = { val.imag, false_val.imag };
- dbg_info *const dbgi = get_dbg_info(&expression->base.pos);
- ir_mode *const mode = get_complex_mode_arithmetic(type);
ir_node *const block = exit_target.block;
val.real = new_rd_Phi(dbgi, block, lengthof(inr), inr, mode);
val.imag = new_rd_Phi(dbgi, block, lengthof(ini), ini, mode);
if (!enter_jump_target(&exit_target)) {
set_cur_block(new_Block(0, NULL));
assert(!is_type_void(type));
- ir_mode *mode = get_complex_mode_arithmetic(type);
- val.real = new_Unknown(mode);
- val.imag = val.real;
+ val.real = val.imag = new_Bad(mode);
}
return val;
}
static void create_local_declarations(entity_t*);
static complex_value compound_statement_to_firm_complex(
- compound_statement_t *compound)
+ const compound_statement_t *compound)
{
create_local_declarations(compound->scope.entities);
return result;
}
+static complex_value complex_assign_to_firm(const binary_expression_t *expr)
+{
+ dbg_info *const dbgi = get_dbg_info(&expr->base.pos);
+ complex_value const value = expression_to_complex(expr->right);
+ ir_node *const addr = expression_to_addr(expr->left);
+ set_complex_value_for_expression(dbgi, expr->left, value, addr);
+ return value;
+}
+
static complex_value complex_statement_expression_to_firm(
const statement_expression_t *const expr)
{
- statement_t *statement = expr->statement;
+ const statement_t *const statement = expr->statement;
assert(statement->kind == STATEMENT_COMPOUND);
return compound_statement_to_firm_complex(&statement->compound);
return complex_negate_to_firm(&expression->unary);
case EXPR_UNARY_COMPLEMENT:
return complex_complement_to_firm(&expression->unary);
- case EXPR_BINARY_ASSIGN: {
- const binary_expression_t *binexpr = &expression->binary;
- dbg_info *dbgi = get_dbg_info(&binexpr->base.pos);
- complex_value value = expression_to_complex(binexpr->right);
- ir_node *addr = expression_to_addr(binexpr->left);
- set_complex_value_for_expression(dbgi, binexpr->left, value, addr);
- return value;
- }
+ case EXPR_BINARY_ASSIGN:
+ return complex_assign_to_firm(&expression->binary);
case EXPR_LITERAL_CASES:
return complex_literal_to_firm(&expression->literal);
case EXPR_CALL:
return complex_conditional_to_firm(&expression->conditional);
case EXPR_STATEMENT:
return complex_statement_expression_to_firm(&expression->statement);
-
default:
- break;
+ panic("unexpected complex expression");
}
- panic("complex expression not implemented yet");
}
type_t *type = skip_typeref(expression->base.type);
if (is_type_complex(type)) {
expression_to_complex(expression);
- return NULL; /* TODO */
+ return NULL;
} else {
return expression_to_value(statement->expression);
}
for (; entity != end; entity = entity->base.next) {
if ((entity->kind == ENTITY_VARIABLE || entity->kind == ENTITY_PARAMETER) &&
!var_needs_entity(&entity->variable)) {
- ++count;
- if (is_type_complex(skip_typeref(entity->declaration.type)))
- ++count;
+ type_t *type = skip_typeref(entity->declaration.type);
+ count += is_type_complex(type) ? 2 : 1;
}
}
return count;