blob: 9df332eeee3df604cdda07f4f9ca95d5ecd4aaae (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
// license:BSD-3-Clause
// copyright-holders:Aaron Giles
/***************************************************************************
mips3fe.h
Front-end for MIPS3 recompiler
***************************************************************************/
#pragma once
#ifndef __MIPS3FE_H__
#define __MIPS3FE_H__
#include "mips3com.h"
#include "cpu/drcfe.h"
//**************************************************************************
// MACROS
//**************************************************************************
// register flags 0
#define REGFLAG_R(n) (((n) == 0) ? 0 : (1 << (n)))
// register flags 1
#define REGFLAG_CPR1(n) (1 << (n))
// register flags 2
#define REGFLAG_LO (1 << 0)
#define REGFLAG_HI (1 << 1)
#define REGFLAG_FCC (1 << 2)
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class mips3_frontend : public drc_frontend
{
public:
// construction/destruction
mips3_frontend(mips3_state &state, UINT32 window_start, UINT32 window_end, UINT32 max_sequence);
protected:
// required overrides
virtual bool describe(opcode_desc &desc, const opcode_desc *prev);
private:
// internal helpers
bool describe_special(UINT32 op, opcode_desc &desc);
bool describe_regimm(UINT32 op, opcode_desc &desc);
bool describe_idt(UINT32 op, opcode_desc &desc);
bool describe_cop0(UINT32 op, opcode_desc &desc);
bool describe_cop1(UINT32 op, opcode_desc &desc);
bool describe_cop1x(UINT32 op, opcode_desc &desc);
bool describe_cop2(UINT32 op, opcode_desc &desc);
// internal state
mips3_state &m_context;
};
#endif /* __MIPS3FE_H__ */
|