** irop.h operators of firm nodes
**
** This module specifies the opcodes possible for ir nodes. Their
-** definition is close to the operations specified in UKA Tech-Report 1999-44
+** definition is close to the operations specified in UKA Tech-Report
+** 1999-14
**
*/
+/* $Id$ */
+
# ifndef _IROP_H_
# define _IROP_H_
/* Returns the ident for the opcode name */
ident *get_op_ident (ir_op *op);
-/* Returns the attribute size of the opcode.
+typedef enum {
+ floats = 0, /* Nodes of this opcode can be placed in any basic block. */
+ pinned /* Nodes must remain in this basic block. */
+} op_pinned;
+
+op_pinned get_op_pinned (ir_op *op);
+/* Sets pinned in the opcode. Setting it to floating has no effect
+ for Block, Phi and control flow nodes. */
+void set_op_pinned(ir_op *op, op_pinned pinned);
+
+/* Returns the attribute size of nodes of this opcode.
Use not encouraged, internal feature. */
int get_op_attr_size (ir_op *op);
+/* Returns true if op is one of Start, End, Jmp, Cond, Return, Raise or Bad. */
+int is_cfopcode(ir_op *op);
+
+
# endif /* _IROP_H_ */