X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firnode_t.h;h=bc2e5266badbd4b43b0f536fe2fc751b870d7a52;hb=8c2ff434c07cfcf327664a474661db20a0cdbfb9;hp=5acbc7154c33e58dab8977edb1422a663a942aae;hpb=e0090662d79cd31c3dd35b8d4ee0f35530f75bc5;p=libfirm

diff --git a/ir/ir/irnode_t.h b/ir/ir/irnode_t.h
index 5acbc7154..bc2e5266b 100644
--- a/ir/ir/irnode_t.h
+++ b/ir/ir/irnode_t.h
@@ -268,8 +268,12 @@ struct ir_node {
 };
 
 
-/** Returns the array with the ins.  The content of the array may not be
-   changed.  */
+/**
+ * Returns the array with the ins.  The content of the array may not be
+ * changed.
+ * Note that this function returns the whole in array including the
+ * block predecessor. So, it is NOT symmetric with set_irn_in().
+ */
 ir_node     **get_irn_in            (const ir_node *node);
 
 /** @{ */
@@ -351,6 +355,12 @@ _get_irn_op (const ir_node *node) {
   return node->op;
 }
 
+static INLINE void
+_set_irn_op (ir_node *node, ir_op *op) {
+  assert (node);
+  node->op = op;
+}
+
 /** Copies all attributes stored in the old node  to the new node.
     Assumes both have the same opcode and sufficient size. */
 static INLINE void
@@ -600,6 +610,34 @@ _is_Unknown (const ir_node *node) {
   return (node && _get_irn_op(node) == op_Unknown);
 }
 
+static INLINE int
+_is_Return (const ir_node *node) {
+  assert(node);
+  return (node && _get_irn_op(node) == op_Return);
+}
+
+static INLINE int
+_is_Call (const ir_node *node) {
+  assert(node);
+  return (node && _get_irn_op(node) == op_Call);
+}
+
+static INLINE int
+_is_Sel (const ir_node *node) {
+  assert(node);
+  return (node && _get_irn_op(node) == op_Sel);
+}
+
+static INLINE int
+_is_Mux (const ir_node *node) {
+  assert(node);
+  if (node) {
+    ir_op *op = _get_irn_op(node);
+    return (op == op_Mux || ((op == op_Psi) && _get_irn_arity(node) == 3));
+  }
+  return 0;
+}
+
 static INLINE int
 _is_no_Block(const ir_node *node) {
   assert(node && _is_ir_node(node));
@@ -741,6 +779,11 @@ static INLINE void _set_Cond_jmp_pred(ir_node *node, cond_jmp_predicate pred) {
   node->attr.c.pred = pred;
 }
 
+static INLINE int _get_Psi_n_conds(ir_node *node) {
+  assert(_get_irn_op(node) == op_Psi);
+  return _get_irn_arity(node) >> 1;
+}
+
 /* this section MUST contain all inline functions */
 #define is_ir_node(thing)                     _is_ir_node(thing)
 #define get_irn_intra_arity(node)             _get_irn_intra_arity(node)
@@ -752,6 +795,7 @@ static INLINE void _set_Cond_jmp_pred(ir_node *node, cond_jmp_predicate pred) {
 #define get_irn_mode(node)                    _get_irn_mode(node)
 #define set_irn_mode(node, mode)              _set_irn_mode(node, mode)
 #define get_irn_op(node)                      _get_irn_op(node)
+#define set_irn_op(node, op)                  _set_irn_op(node, op)
 #define get_irn_opcode(node)                  _get_irn_opcode(node)
 #define get_irn_visited(node)                 _get_irn_visited(node)
 #define set_irn_visited(node, v)              _set_irn_visited(node, v)
@@ -766,6 +810,10 @@ static INLINE void _set_Cond_jmp_pred(ir_node *node, cond_jmp_predicate pred) {
 #define is_binop(node)                        _is_binop(node)
 #define is_Const(node)                        _is_Const(node)
 #define is_Unknown(node)                      _is_Unknown(node)
+#define is_Return(node)                       _is_Return(node)
+#define is_Call(node)                         _is_Call(node)
+#define is_Sel(node)                          _is_Sel(node)
+#define is_Mux(node)                          _is_Mux(node)
 #define is_Bad(node)                          _is_Bad(node)
 #define is_no_Block(node)                     _is_no_Block(node)
 #define is_Block(node)                        _is_Block(node)
@@ -788,5 +836,6 @@ static INLINE void _set_Cond_jmp_pred(ir_node *node, cond_jmp_predicate pred) {
 #define is_irn_keep(node)                     _is_irn_keep(node)
 #define get_Cond_jmp_pred(node)               _get_Cond_jmp_pred(node)
 #define set_Cond_jmp_pred(node, pred)         _set_Cond_jmp_pred(node, pred)
+#define get_Psi_n_conds(node)                 _get_Psi_n_conds(node)
 
 # endif /* _IRNODE_T_H_ */