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/*
* drivers/misc/tegra-profiler/disassembler.h
*
* Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
*/
#ifndef __QUADD_DISASSEMBLER_H
#define __QUADD_DISASSEMBLER_H
/* By default we disassemble at most 128 bytes from the beginning
* of the function...
*/
#define QUADD_DISASM_MAX 128
/* ...but not less than 16 bytes to get meaningful results. */
#define QUADD_DISASM_MIN 16
struct quadd_disasm_data {
int thumb;
unsigned long min, max;
int r_regset;
int d_regset;
/*
* Used if stack is adjusted with sub sp, sp, [stacksize] (ARM)
* or sub sp, [stacksize] (Thumb).
*/
long stacksize;
/*
* Otherwise used if sp is saved with add [stackreg], sp, [stackoff]
* or mov [stackreg], sp.
*/
int stackreg;
long stackoff;
/* If the latter, actual register used to restore sp during unwind. */
int ustackreg;
#ifdef QM_DEBUG_DISASSEMBLER
int stackmethod;
struct quadd_disasm_data *orig;
#endif
};
extern long
quadd_disassemble(struct quadd_disasm_data *qd, unsigned long min,
unsigned long max, int thumbflag);
extern long
quadd_check_unwind_result(unsigned long pc,
struct quadd_disasm_data *qd);
#endif /* __QUADD_DISASSEMBLER_H */
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