# include "obst.h"
# include "tv.h"
# include "pset.h"
-/* @@@ we need at most a subset */
-# include "entity.h"
-
+/* to resolve recursion between irnode.h and irgraph.h */
#ifndef _IR_NODE_TYPEDEF_
#define _IR_NODE_TYPEDEF_
-/* to resolve recursion between irnode.h and irgraph.h */
typedef struct ir_node ir_node;
#endif
/* ir_graph holds all information for a procedure */
-typedef struct {
+struct ir_graph {
struct entity *ent; /* The entity of this procedure, i.e.,
the type of the procedure and the
class it belongs to. */
struct ir_node *end; /* end node of this ir_graph */
struct ir_node *cstore; /* constant store */
struct ir_node *frame; /* method's frame */
- struct ir_node *globals; /* pointer to the data segment containing all globals as
- well as global procedures. */
+ struct ir_node *globals; /* pointer to the data segment containing all
+ globals as well as global procedures. */
struct ir_node *args; /* methods arguments */
struct ir_node *bad; /* bad node of this ir_graph, the one and
only in this graph */
struct obstack *obst; /* obstack where all of the ir_nodes live */
#if USE_EXPICIT_PHI_IN_STACK
- struct Phi_in_stack *Phi_in_stack; /* needed for automatic Phi
- construction */
+ struct Phi_in_stack *Phi_in_stack; /* needed for automatic Phi construction */
#endif
struct ir_node *current_block; /* block for newly gen_*()-erated
ir_nodes */
int params; /* number of local variable in this
procedure; should be n_loc or so,
params is ambiguous. */
- pset *value_table; /* value table for global value
- numbering for optimizing use in
- iropt.c */
+ pset *value_table; /* value table for global value numbering
+ for optimizing use in iropt.c */
unsigned long visited; /* this flag is an identifier for
ir walk. it will be incremented,
every time, someone walk through
the graph */
unsigned long block_visited; /* same as visited, for a
complete block */
-} ir_graph;
+};
+/* to resolve recursion between entity.h and irgraph.h */
+#ifndef _IR_GRAPH_TYPEDEF_
+#define _IR_GRAPH_TYPEDEF_
+typedef struct ir_graph ir_graph;
+#endif
/* Global variable holding the current_ir_graph. This global variable
is used by the ir construction interface in ircons and by the
optimizations. */
extern ir_graph *current_ir_graph;
-/* create a new ir graph */
+/* create a new ir graph. Automatically sets the field irg of
+ entity to the new ir graph. */
ir_graph *new_ir_graph (entity *ent, int params);
/* access routines for all ir_graph attributes */
ir_node *get_irg_start_block (ir_graph *irg);
-void set_irg_start_block (ir_graph *irg, ir_node *node);
+void set_irg_start_block (ir_graph *irg, ir_node *node);
ir_node *get_irg_start (ir_graph *irg);
-void set_irg_start (ir_graph *irg, ir_node *node);
+void set_irg_start (ir_graph *irg, ir_node *node);
ir_node *get_start_of_irgraph (ir_graph *irg);
void set_start_of_irgraph(ir_graph *irg, ir_node *node);
ir_node *get_irg_end_block (ir_graph *irg);
-void set_irg_end_block (ir_graph *irg, ir_node *node);
+void set_irg_end_block (ir_graph *irg, ir_node *node);
ir_node *get_irg_end (ir_graph *irg);
-void set_irg_end (ir_graph *irg, ir_node *node);
+void set_irg_end (ir_graph *irg, ir_node *node);
ir_node *get_irg_cstore (ir_graph *irg);
-void set_irg_cstore (ir_graph *irg, ir_node *node);
+void set_irg_cstore (ir_graph *irg, ir_node *node);
ir_node *get_irg_frame (ir_graph *irg);
-void set_irg_frame (ir_graph *irg, ir_node *node);
+void set_irg_frame (ir_graph *irg, ir_node *node);
ir_node *get_irg_globals (ir_graph *irg);
void set_irg_globals (ir_graph *irg, ir_node *node);
ir_node *get_irg_args (ir_graph *irg);
-void set_irg_args (ir_graph *irg, ir_node *node);
+void set_irg_args (ir_graph *irg, ir_node *node);
/* Use new_Bad() instead!! */
ir_node *get_irg_bad (ir_graph *irg);
-void set_irg_bad (ir_graph *irg, ir_node *node);
+void set_irg_bad (ir_graph *irg, ir_node *node);
/* not implemented yet
struct obstack *get_obst_of_irgraph (ir_graph *irg);
*/
ir_node *get_irg_current_block (ir_graph *irg);
-void set_irg_current_block (ir_graph *irg, ir_node *node);
-
-entity *get_irg_ent (ir_graph *irg);
-void set_irg_ent (ir_graph *irg, entity *ent);
+void set_irg_current_block (ir_graph *irg, ir_node *node);
-int get_irg_params (ir_graph *irg);
-void set_irg_params (ir_graph *irg, int params);
+entity *get_irg_ent (ir_graph *irg);
+void set_irg_ent (ir_graph *irg, entity *ent);
-unsigned long get_irg_visited (ir_graph *irg);
-void set_irg_visited(ir_graph *irg, unsigned long i);
+int get_irg_params (ir_graph *irg);
+void set_irg_params (ir_graph *irg, int params);
/* increments visited by one */
-void inc_irg_visited(ir_graph *irg);
-
-unsigned long get_irg_block_visited (ir_graph *irg);
-void set_irg_block_visited(ir_graph *irg, unsigned long i);
+void inc_irg_visited(ir_graph *irg);
+unsigned long get_irg_visited (ir_graph *irg);
+void set_irg_visited(ir_graph *irg, unsigned long i);
/* increments block_visited by one */
-void inc_irg_block_visited(ir_graph *irg);
+void inc_irg_block_visited(ir_graph *irg);
+unsigned long get_irg_block_visited (ir_graph *irg);
+void set_irg_block_visited(ir_graph *irg, unsigned long i);
int get_params_of_irgraph (ir_graph *irg);
void set_params_of_irgraph (ir_graph *irg, int params);
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