Keep flag added

[libfirm] / ir / be / benode_t.h

diff --git a/ir/be/benode_t.h b/ir/be/benode_t.h
index 5654ced..a0e6ac4 100644 (file)
--- a/ir/be/benode_t.h
+++ b/ir/be/benode_t.h
@@ -12,71 +12,62 @@
 #ifndef _BENODE_T_H
 #define _BENODE_T_H
 
+#include "firm_config.h"
 #include "pmap.h"
 
 #include "irmode.h"
 #include "irnode.h"
+#include "entity_t.h"
 
 #include "be_t.h"
 #include "bearch.h"
 
-struct _be_node_factory_t {
-  const arch_isa_if_t *isa;
+typedef enum {
+       beo_NoBeOp = 0,
+       beo_Spill,
+       beo_Reload,
+       beo_Perm,
+       beo_Copy,
+       beo_Keep,
+       beo_Last
+} be_opcode_t;
 
-  struct obstack      obst;
-  set                 *ops;
-  pmap                *irn_op_map;
-  pmap                *reg_req_map;
+void be_node_init(void);
 
-  arch_irn_handler_t  handler;
-  arch_irn_ops_t      irn_ops;
-};
+const arch_irn_handler_t be_node_irn_handler;
 
-typedef struct _be_node_factory_t                      be_node_factory_t;
+ir_node *be_new_Spill(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *node_to_spill, ir_node *ctx);
+ir_node *be_new_Reload(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_mode *mode, ir_node *spill_node);
+ir_node *be_new_Copy(const arch_register_class_t *cls, ir_graph *irg, ir_node *block, ir_node *in);
+ir_node *be_new_Perm(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, int arity, ir_node *in[]);
+ir_node *be_new_Keep(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, int arity, ir_node *in[]);
 
-be_node_factory_t *be_node_factory_init(be_node_factory_t *factory, const arch_isa_t *isa);
+ir_node *be_spill(const arch_env_t *arch_env, ir_node *irn,ir_node *spill_ctx);
+ir_node *be_reload(const arch_env_t *arch_env, const arch_register_class_t *cls, ir_node *irn, int pos, ir_mode *mode, ir_node *spill);
 
-const arch_irn_handler_t *be_node_get_irn_handler(const be_node_factory_t *f);
+int be_is_Spill(const ir_node *irn);
+int be_is_Reload(const ir_node *irn);
+int be_is_Copy(const ir_node *irn);
+int be_is_Perm(const ir_node *irn);
+int be_is_Keep(const ir_node *irn);
 
-ir_node *new_Spill(const be_node_factory_t *factory,
-    const arch_register_class_t *cls,
-    ir_graph *irg, ir_node *bl, ir_node *node_to_spill, ir_node *ctx);
+void   be_set_Spill_entity(ir_node *irn, entity *ent);
+entity *be_get_spill_entity(ir_node *irn);
 
-ir_node *new_Reload(const be_node_factory_t *factory,
-    const arch_register_class_t *cls, ir_graph *irg,
-    ir_node *bl, ir_mode *mode, ir_node *spill_node);
+ir_node *be_get_Spill_context(const ir_node *irn);
 
-ir_node *new_Perm(const be_node_factory_t *factory,
-    const arch_register_class_t *cls,
-    ir_graph *irg, ir_node *bl, int arity, ir_node **in);
-
-ir_node *new_Copy(const be_node_factory_t *factory,
-    const arch_register_class_t *cls,
-    ir_graph *irg, ir_node *block, ir_node *in);
-
-ir_node *be_spill(
-               const be_node_factory_t *factory,
-               const arch_env_t *arch_env,
-               ir_node *irn,
-               ir_node *spill_ctx);
-
-ir_node *be_reload(
-               const be_node_factory_t *factory,
-               const arch_env_t *arch_env,
-               const arch_register_class_t *cls,
-               ir_node *irn, int pos, ir_mode *mode, ir_node *spill);
-
-int is_Spill(const ir_node *irn);
-
-int is_Perm(const ir_node *irn);
 
 /**
  * Modify the output register requirements of a Perm.
  * This function incur register constraints to an output value of a Perm.
  * This is used when handling register constraints in general,
  * see beconstrperm.c
+ * @param irn The perm node.
+ * @param pos The position.
+ * @param req The requirements to set to.
+ * @param negate_limited When the requirements are limited, inverse the set of admissible registers.
  */
-void be_set_Perm_out_req(ir_node *irn, int pos, const arch_register_req_t *req);
+void be_set_Perm_out_req(ir_node *irn, int pos, const arch_register_req_t *req, unsigned negate_limited);
 
 /**
  * Insert a Perm node after a specific node in the schedule.
@@ -84,7 +75,7 @@ void be_set_Perm_out_req(ir_node *irn, int pos, const arch_register_req_t *req);
  * This means that all liveness intervals are cut apart at this
  * location in the program.
  */
-ir_node *insert_Perm_after(const be_main_env_t *env,
+ir_node *insert_Perm_after(const arch_env_t *env,
                                                   const arch_register_class_t *cls,
                                                   dom_front_info_t *dom_front,
                                                   ir_node *pos);