1 // Copyright (c) 2012- PPSSPP Project.
2 
3 // This program is free software: you can redistribute it and/or modify
4 // it under the terms of the GNU General Public License as published by
5 // the Free Software Foundation, version 2.0 or later versions.
6 
7 // This program is distributed in the hope that it will be useful,
8 // but WITHOUT ANY WARRANTY; without even the implied warranty of
9 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
10 // GNU General Public License 2.0 for more details.
11 
12 // A copy of the GPL 2.0 should have been included with the program.
13 // If not, see http://www.gnu.org/licenses/
14 
15 // Official git repository and contact information can be found at
16 // https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
17 
18 #pragma once
19 
20 #include "Common/CommonTypes.h"
21 #include "Core/MIPS/MIPS.h"
22 
23 #define CONDTYPE_MASK   0x00000007
24 #define CONDTYPE_EQ     0x00000001
25 #define CONDTYPE_NE     0x00000002
26 #define CONDTYPE_LEZ    0x00000003
27 #define CONDTYPE_GTZ    0x00000004
28 #define CONDTYPE_LTZ    0x00000005
29 #define CONDTYPE_GEZ    0x00000006
30 
31 #define CONDTYPE_FPUFALSE   CONDTYPE_EQ
32 #define CONDTYPE_FPUTRUE    CONDTYPE_NE
33 
34 // as long as the other flags are checked,
35 // there is no way to misinterpret these
36 // as CONDTYPE_X
37 #define MEMTYPE_MASK    0x00000007ULL
38 #define MEMTYPE_BYTE    0x00000001ULL
39 #define MEMTYPE_HWORD   0x00000002ULL
40 #define MEMTYPE_WORD    0x00000003ULL
41 #define MEMTYPE_FLOAT   0x00000004ULL
42 #define MEMTYPE_VQUAD   0x00000005ULL
43 
44 #define IS_CONDMOVE     0x00000008ULL
45 #define DELAYSLOT       0x00000010ULL
46 #define BAD_INSTRUCTION 0x00000020ULL
47 #define LIKELY          0x00000040ULL
48 #define IS_CONDBRANCH   0x00000080ULL
49 #define IS_JUMP         0x00000100ULL
50 
51 #define IN_RS           0x00000200ULL
52 #define IN_RS_ADDR      (0x00000400ULL | IN_RS)
53 #define IN_RS_SHIFT     (0x00000800ULL | IN_RS)
54 #define IN_RT           0x00001000ULL
55 #define IN_SA           0x00002000ULL
56 #define IN_IMM16        0x00004000ULL
57 #define IN_IMM26        0x00008000ULL
58 #define IN_MEM          0x00010000ULL
59 #define IN_OTHER        0x00020000ULL
60 #define IN_FPUFLAG      0x00040000ULL
61 #define IN_VFPU_CC      0x00080000ULL
62 
63 #define OUT_RT          0x00100000ULL
64 #define OUT_RD          0x00200000ULL
65 #define OUT_RA          0x00400000ULL
66 #define OUT_MEM         0x00800000ULL
67 #define OUT_OTHER       0x01000000ULL
68 #define OUT_FPUFLAG     0x02000000ULL
69 #define OUT_VFPU_CC     0x04000000ULL
70 #define OUT_EAT_PREFIX  0x08000000ULL
71 
72 #define VFPU_NO_PREFIX  0x10000000ULL
73 #define IS_VFPU         0x20000000ULL
74 #define IS_FPU          0x40000000ULL
75 
76 #define IN_FS           0x000100000000ULL
77 #define IN_FT           0x000200000000ULL
78 #define IN_LO           0x000400000000ULL
79 #define IN_HI           0x000800000000ULL
80 
81 #define OUT_FD          0x001000000000ULL
82 #define OUT_FS          0x002000000000ULL
83 #define OUT_LO          0x004000000000ULL
84 #define OUT_HI          0x008000000000ULL
85 
86 #define IN_VS           0x010000000000ULL
87 #define IN_VT           0x020000000000ULL
88 #define OUT_FT          0x040000000000ULL
89 
90 #define OUT_VD          0x100000000000ULL
91 
92 #ifndef CDECL
93 #define CDECL
94 #endif
95 
96 struct MIPSInfo {
MIPSInfoMIPSInfo97 	MIPSInfo() {
98 		value = 0;
99 		cycles = 0;
100 	}
101 
valueMIPSInfo102 	explicit MIPSInfo(u64 v, u16 c = 0) : value(v), cycles(c) {
103 		if (c == 0) {
104 			cycles = 1;
105 			if (v & IS_VFPU)
106 				cycles++;
107 		}
108 	}
109 
110 	u64 operator & (const u64 &arg) const {
111 		return value & arg;
112 	}
113 
114 	u64 value : 48;
115 	u64 cycles : 16;
116 };
117 
118 typedef void (CDECL *MIPSDisFunc)(MIPSOpcode opcode, char *out);
119 typedef void (CDECL *MIPSInterpretFunc)(MIPSOpcode opcode);
120 
121 namespace MIPSComp {
122 	class MIPSFrontendInterface;
123 }
124 
125 void MIPSCompileOp(MIPSOpcode op, MIPSComp::MIPSFrontendInterface *jit);
126 void MIPSDisAsm(MIPSOpcode op, u32 pc, char *out, bool tabsToSpaces = false);
127 MIPSInfo MIPSGetInfo(MIPSOpcode op);
128 void MIPSInterpret(MIPSOpcode op); //only for those rare ones
129 int MIPSInterpret_RunUntil(u64 globalTicks);
130 MIPSInterpretFunc MIPSGetInterpretFunc(MIPSOpcode op);
131 
132 int MIPSGetInstructionCycleEstimate(MIPSOpcode op);
133 const char *MIPSGetName(MIPSOpcode op);
134 const char *MIPSDisasmAt(u32 compilerPC);
135