#include "irgraph.h"
#include "irgwalk.h"
+#include "ircons.h"
+#include "iropt.h"
+#include "irgopt.h"
#include "irprintf.h"
#include "beutil.h"
fclose(f);
}
}
+
+static void localize_const_walker(ir_node *irn, void *data)
+{
+ if(!is_Block(irn)) {
+ int i, n;
+
+ for(i = 0, n = get_irn_arity(irn); i < n; ++i) {
+ ir_node *op = get_irn_n(irn, i);
+ if(get_irn_opcode(op) == iro_Const) {
+ ir_node *tgt_block, *cnst;
+
+ /* Special treatment for phi nodes, because phi-usage is different */
+ tgt_block = get_nodes_block(irn);
+ if(is_Phi(irn))
+ tgt_block = get_nodes_block(get_irn_n(tgt_block, i));
+
+ /*
+ * We have to create the const node by ourselves, since the
+ * firmcons implementation always places it in the start block.
+ */
+ cnst = new_ir_node(NULL, get_irn_irg(irn),
+ tgt_block, op_Const, get_irn_mode(op), 0, NULL);
+ cnst->attr.con.tv = get_Const_tarval(op);
+ set_irn_n(irn, i, cnst);
+ }
+ }
+ }
+}
+
+void localize_consts(ir_graph *irg)
+{
+ irg_walk_graph(irg, localize_const_walker, NULL, NULL);
+ dead_node_elimination(irg);
+}