#include "irprog_t.h"
#include "iredgekinds.h"
#include "iredges_t.h"
+#include "ircons.h"
#include "irhooks.h"
#include "irtools.h"
/* returns the macro block header of a node. */
ir_node *get_irn_MacroBlock(const ir_node *n) {
- if (! is_Block(n))
+ if (! is_Block(n)) {
n = get_nodes_block(n);
+ /* if the Block is Bad, do NOT try to get it's MB, it will fail. */
+ if (is_Bad(n))
+ return (ir_node *)n;
+ }
return get_Block_MacroBlock(n);
}
}
/* skip all high-level ops */
-ir_node *skip_HighLevel(ir_node *node) {
- if (is_op_highlevel(get_irn_op(node)))
- return get_irn_n(node, 0);
+ir_node *skip_HighLevel_ops(ir_node *node) {
+ while (is_op_highlevel(get_irn_op(node))) {
+ node = get_irn_n(node, 0);
+ }
return node;
}