return NULL;
}
-
+/**
+ * returns true if a node has x87 registers
+ */
+int ia32_has_x87_register(const ir_node *n) {
+ assert(is_ia32_irn(n) && "Need ia32 node.");
+ return is_irn_machine_user(n, 0);
+}
/***********************************************************************************
* _ _ _ __
slots = get_ia32_slots(n);
if (slots && n_res > 0) {
for (i = 0; i < n_res; i++) {
- fprintf(F, "reg #%d = %s\n", i, slots[i] ? slots[i]->name : "n/a");
+ const arch_register_t *reg;
+
+ /* retrieve "real" x87 register */
+ if (ia32_has_x87_register(n))
+ reg = get_ia32_attr(n)->x87[i + 2];
+ else
+ reg = slots[i];
+
+ fprintf(F, "reg #%d = %s\n", i, reg ? arch_register_get_name(reg) : "n/a");
}
fprintf(F, "\n");
}
*/
const ia32_register_req_t *get_ia32_in_req(const ir_node *node, int pos) {
ia32_attr_t *attr = get_ia32_attr(node);
- return attr->in_req[pos];
+ return attr->in_req != NULL ? attr->in_req[pos] : NULL;
}
/**
*/
const ia32_register_req_t *get_ia32_out_req(const ir_node *node, int pos) {
ia32_attr_t *attr = get_ia32_attr(node);
- return attr->out_req[pos];
+ return attr->out_req != NULL ? attr->out_req[pos] : NULL;
}
/**
attr->pn_code = code;
}
+/**
+ * Sets the flags for the n'th out.
+ */
+void set_ia32_out_flags(ir_node *node, arch_irn_flags_t flags, int pos) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ assert(pos < (int) attr->data.n_res && "Invalid OUT position.");
+ attr->out_flags[pos] = flags;
+}
+
+/**
+ * Gets the flags for the n'th out.
+ */
+arch_irn_flags_t get_ia32_out_flags(const ir_node *node, int pos) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+ return pos < (int)attr->data.n_res ? attr->out_flags[pos] : arch_irn_flags_none;
+}
+
#ifndef NDEBUG
/**
const char *get_ia32_out_reg_name(const ir_node *node, int pos) {
ia32_attr_t *attr = get_ia32_attr(node);
- assert(is_ia32_irn(node) && "Not an ia32 node.");
assert(pos < (int) attr->data.n_res && "Invalid OUT position.");
assert(attr->slots[pos] && "No register assigned");
int get_ia32_out_regnr(const ir_node *node, int pos) {
ia32_attr_t *attr = get_ia32_attr(node);
- assert(is_ia32_irn(node) && "Not an ia32 node.");
assert(pos < (int) attr->data.n_res && "Invalid OUT position.");
assert(attr->slots[pos] && "No register assigned");
const arch_register_t *get_ia32_out_reg(const ir_node *node, int pos) {
ia32_attr_t *attr = get_ia32_attr(node);
- assert(is_ia32_irn(node) && "Not an ia32 node.");
assert(pos < (int) attr->data.n_res && "Invalid OUT position.");
assert(attr->slots[pos] && "No register assigned");
set_ia32_out_req_all(node, out_reqs);
set_ia32_latency(node, latency);
+ attr->out_flags = NEW_ARR_D(int, get_irg_obstack(get_irn_irg(node)), n_res);
+ memset(attr->out_flags, 0, n_res * sizeof(attr->out_flags[0]));
+
attr->data.n_res = n_res;
memset((void *)attr->slots, 0, n_res * sizeof(attr->slots[0]));
}