benode_t.h 1.95 KB
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/**
 * @file   benode_t.h
 * @date   17.05.2005
 * @author Sebastian Hack
 *
 * Backend node support.
 *
 * Copyright (C) 2005 Universitaet Karlsruhe
 * Released under the GPL
 */

#ifndef _BENODE_T_H
#define _BENODE_T_H

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#include "pmap.h"

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#include "irmode.h"
#include "irnode.h"

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#include "be_t.h"
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#include "bearch.h"

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struct _be_node_factory_t {
  const arch_isa_if_t *isa;

  struct obstack      obst;
  set                 *ops;
  pmap                *irn_op_map;
  pmap                *reg_req_map;

  arch_irn_handler_t  handler;
  arch_irn_ops_t      irn_ops;
};

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typedef struct _be_node_factory_t 			be_node_factory_t;

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be_node_factory_t *be_node_factory_init(be_node_factory_t *factory,
    const arch_isa_if_t *isa);
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const arch_irn_handler_t *be_node_get_irn_handler(const be_node_factory_t *f);

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 *new_Reload(const be_node_factory_t *factory,
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    const arch_register_class_t *cls, ir_graph *irg,
    ir_node *bl, ir_mode *mode, ir_node *spill_node);
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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);

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ir_node *be_spill(
		const be_node_factory_t *factory,
		const arch_env_t *arch_env,
		ir_node *irn);

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);
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int is_Spill(const be_node_factory_t *f, const ir_node *irn);

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ir_node *insert_Perm_after(const be_main_session_env_t *env,
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    const arch_register_class_t *cls, ir_node *pos);
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void be_insert_phi_perms(const be_main_session_env_t *env,
    const arch_register_class_t *cls);

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#endif /* _BENODE_T_H */