[pcsx_rearmed.git] / deps / lightrec / optimizer.h

/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2014-2021 Paul Cercueil <paul@crapouillou.net>
 */

#ifndef __OPTIMIZER_H__
#define __OPTIMIZER_H__

#include "disassembler.h"

struct block;
struct opcode;

_Bool opcode_reads_register(union code op, u8 reg);
_Bool opcode_writes_register(union code op, u8 reg);
_Bool has_delay_slot(union code op);
_Bool is_delay_slot(const struct opcode *list, unsigned int offset);
_Bool load_in_delay_slot(union code op);
_Bool opcode_is_io(union code op);
_Bool is_unconditional_jump(union code c);
_Bool is_syscall(union code c);

_Bool should_emulate(const struct opcode *op);

int lightrec_optimize(struct lightrec_state *state, struct block *block);

#endif /* __OPTIMIZER_H__ */
Commit	Line	Data
98fa08a5	1	/* SPDX-License-Identifier: LGPL-2.1-or-later */
d16005f8	2	/*
98fa08a5	3	* Copyright (C) 2014-2021 Paul Cercueil <paul@crapouillou.net>
d16005f8 PC	4	*/
	5
	6	#ifndef __OPTIMIZER_H__
	7	#define __OPTIMIZER_H__
	8
	9	#include "disassembler.h"
	10
	11	struct block;
98fa08a5	12	struct opcode;
d16005f8 PC	13
	14	_Bool opcode_reads_register(union code op, u8 reg);
	15	_Bool opcode_writes_register(union code op, u8 reg);
	16	_Bool has_delay_slot(union code op);
9259d748	17	_Bool is_delay_slot(const struct opcode *list, unsigned int offset);
d16005f8	18	_Bool load_in_delay_slot(union code op);
98fa08a5 PC	19	_Bool opcode_is_io(union code op);
	20	_Bool is_unconditional_jump(union code c);
	21	_Bool is_syscall(union code c);
d16005f8	22
98fa08a5 PC	23	_Bool should_emulate(const struct opcode *op);
	24
	25	int lightrec_optimize(struct lightrec_state state, struct block block);
d16005f8 PC	26
d16005f8 PC	27	#endif /* __OPTIMIZER_H__ */