/* dyn_rec.h -- Recompiler specific definitions
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/* dyn_rec.h -- Recompiler specific definitions
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Copyright (C) 2005 György `nog' Jeney, nog@sdf.lonestar.org
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Copyright (C) 2005 György `nog' Jeney, nog@sdf.lonestar.org
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This file is part of OpenRISC 1000 Architectural Simulator.
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This file is part of OpenRISC 1000 Architectural Simulator.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#ifndef DYN_REC_H
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#ifndef DYN_REC_H
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#define DYN_REC_H
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#define DYN_REC_H
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/* Each dynamically recompiled page has one of these */
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/* Each dynamically recompiled page has one of these */
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struct dyn_page {
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struct dyn_page {
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oraddr_t or_page;
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oraddr_t or_page;
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void *host_page;
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void *host_page;
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unsigned int host_len;
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unsigned int host_len;
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int dirty; /* Is recompiled page invalid? */
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int dirty; /* Is recompiled page invalid? */
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int delayr; /* delayr of memory backing this page */
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int delayr; /* delayr of memory backing this page */
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uint16_t ts_during[2048]; /* What registers the temporaries back (during the
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uint16_t ts_during[2048]; /* What registers the temporaries back (during the
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* instruction) */
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* instruction) */
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uint16_t ts_bound[2049]; /* What registers the temporaries back (on the
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uint16_t ts_bound[2049]; /* What registers the temporaries back (on the
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* begining boundry of the instruction) */
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* begining boundry of the instruction) */
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void **locs; /* Openrisc locations in the recompiled code */
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void **locs; /* Openrisc locations in the recompiled code */
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};
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};
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void recompile_page(struct dyn_page *dyn);
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void recompile_page(struct dyn_page *dyn);
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struct dyn_page *new_dp(oraddr_t page);
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struct dyn_page *new_dp(oraddr_t page);
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void add_to_opq(struct op_queue *opq, int end, int op);
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void add_to_opq(struct op_queue *opq, int end, int op);
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void add_to_op_params(struct op_queue *opq, int end, unsigned long param);
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void add_to_op_params(struct op_queue *opq, int end, unsigned long param);
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void *enough_host_page(struct dyn_page *dp, void *cur, unsigned int *len,
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void *enough_host_page(struct dyn_page *dp, void *cur, unsigned int *len,
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unsigned int amount);
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unsigned int amount);
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void init_dyn_recomp(void);
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void init_dyn_recomp(void);
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void jump_dyn_code(oraddr_t addr);
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void jump_dyn_code(oraddr_t addr);
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void run_sched_out_of_line(int add_normal);
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void run_sched_out_of_line(int add_normal);
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void recheck_immu(int got_en_dis);
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void recheck_immu(int got_en_dis);
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void enter_dyn_code(oraddr_t addr, struct dyn_page *dp);
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void enter_dyn_code(oraddr_t addr, struct dyn_page *dp);
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void dyn_checkwrite(oraddr_t addr);
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void dyn_checkwrite(oraddr_t addr);
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extern void *rec_stack_base;
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extern void *rec_stack_base;
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#define IMMU_GOT_ENABLED 1
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#define IMMU_GOT_ENABLED 1
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#define IMMU_GOT_DISABLED 2
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#define IMMU_GOT_DISABLED 2
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#endif
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#endif
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