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/* dyn-rec.h -- Recompiler specific definitions

   Copyright (C) 2005 György `nog' Jeney, nog@sdf.lonestar.org

This file is part of OpenRISC 1000 Architectural Simulator.

This program is free software; you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 2 of the License, or

(at your option) any later version.

This program is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

GNU General Public License for more details.

You should have received a copy of the GNU General Public License

along with this program; if not, write to the Free Software

Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */

#ifndef DYN_REC_H

#define DYN_REC_H

typedef void (*gen_code_ent)(void);

/* Each dynamically recompiled page has one of these */

struct dyn_page {

  oraddr_t or_page;

  void *host_page;

  unsigned int host_len;

  int dirty; /* Is recompiled page invalid? */

  int delayr; /* delayr of memory backing this page */

  uint16_t ts_bound[2049]; /* What registers the temporaries back (on the

                            * begining boundry of the instruction) */

  void **locs; /* Openrisc locations in the recompiled code */

  uint32_t *insns; /* Copy of instructions on this page */

  unsigned int *insn_indexs; /* Decoded instructions on this page */

};

void recompile_page(struct dyn_page *dyn);

struct dyn_page *new_dp(oraddr_t page);

void add_to_opq(struct op_queue *opq, int end, int op);

void add_to_op_params(struct op_queue *opq, int end, unsigned long param);

void *enough_host_page(struct dyn_page *dp, void *cur, unsigned int *len,

                       unsigned int amount);

void init_dyn_recomp(void);

void run_sched_out_of_line(void);

void recheck_immu(int got_en_dis);

void enter_dyn_code(oraddr_t addr, struct dyn_page *dp);

void dyn_checkwrite(oraddr_t addr);

void dyn_main(void);

extern void *rec_stack_base;

#define IMMU_GOT_ENABLED 1

#define IMMU_GOT_DISABLED 2

#define xglue(x, y) x ## y

#define glue(x, y) xglue(x, y)

#endif