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6af0bf9c FB |
1 | /* |
2 | * MIPS32 emulation for qemu: main translation routines. | |
5fafdf24 | 3 | * |
6af0bf9c | 4 | * Copyright (c) 2004-2005 Jocelyn Mayer |
6ea83fed | 5 | * Copyright (c) 2006 Marius Groeger (FPU operations) |
bb8a53ad | 6 | * Copyright (c) 2006 Thiemo Seufer (MIPS32R2 support) |
6af0bf9c FB |
7 | * |
8 | * This library is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU Lesser General Public | |
10 | * License as published by the Free Software Foundation; either | |
11 | * version 2 of the License, or (at your option) any later version. | |
12 | * | |
13 | * This library is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | * Lesser General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU Lesser General Public | |
19 | * License along with this library; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | */ | |
22 | ||
23 | #include <stdarg.h> | |
24 | #include <stdlib.h> | |
25 | #include <stdio.h> | |
26 | #include <string.h> | |
27 | #include <inttypes.h> | |
28 | ||
29 | #include "cpu.h" | |
30 | #include "exec-all.h" | |
31 | #include "disas.h" | |
32 | ||
eeef26cd | 33 | //#define MIPS_DEBUG_DISAS |
c570fd16 | 34 | //#define MIPS_DEBUG_SIGN_EXTENSIONS |
6af0bf9c FB |
35 | //#define MIPS_SINGLE_STEP |
36 | ||
c53be334 FB |
37 | #ifdef USE_DIRECT_JUMP |
38 | #define TBPARAM(x) | |
39 | #else | |
40 | #define TBPARAM(x) (long)(x) | |
41 | #endif | |
42 | ||
6af0bf9c FB |
43 | enum { |
44 | #define DEF(s, n, copy_size) INDEX_op_ ## s, | |
45 | #include "opc.h" | |
46 | #undef DEF | |
47 | NB_OPS, | |
48 | }; | |
49 | ||
50 | static uint16_t *gen_opc_ptr; | |
51 | static uint32_t *gen_opparam_ptr; | |
52 | ||
53 | #include "gen-op.h" | |
54 | ||
7a387fff TS |
55 | /* MIPS major opcodes */ |
56 | #define MASK_OP_MAJOR(op) (op & (0x3F << 26)) | |
e37e863f FB |
57 | |
58 | enum { | |
59 | /* indirect opcode tables */ | |
7a387fff TS |
60 | OPC_SPECIAL = (0x00 << 26), |
61 | OPC_REGIMM = (0x01 << 26), | |
62 | OPC_CP0 = (0x10 << 26), | |
63 | OPC_CP1 = (0x11 << 26), | |
64 | OPC_CP2 = (0x12 << 26), | |
65 | OPC_CP3 = (0x13 << 26), | |
66 | OPC_SPECIAL2 = (0x1C << 26), | |
67 | OPC_SPECIAL3 = (0x1F << 26), | |
e37e863f | 68 | /* arithmetic with immediate */ |
7a387fff TS |
69 | OPC_ADDI = (0x08 << 26), |
70 | OPC_ADDIU = (0x09 << 26), | |
71 | OPC_SLTI = (0x0A << 26), | |
72 | OPC_SLTIU = (0x0B << 26), | |
73 | OPC_ANDI = (0x0C << 26), | |
74 | OPC_ORI = (0x0D << 26), | |
75 | OPC_XORI = (0x0E << 26), | |
76 | OPC_LUI = (0x0F << 26), | |
77 | OPC_DADDI = (0x18 << 26), | |
78 | OPC_DADDIU = (0x19 << 26), | |
e37e863f | 79 | /* Jump and branches */ |
7a387fff TS |
80 | OPC_J = (0x02 << 26), |
81 | OPC_JAL = (0x03 << 26), | |
82 | OPC_BEQ = (0x04 << 26), /* Unconditional if rs = rt = 0 (B) */ | |
83 | OPC_BEQL = (0x14 << 26), | |
84 | OPC_BNE = (0x05 << 26), | |
85 | OPC_BNEL = (0x15 << 26), | |
86 | OPC_BLEZ = (0x06 << 26), | |
87 | OPC_BLEZL = (0x16 << 26), | |
88 | OPC_BGTZ = (0x07 << 26), | |
89 | OPC_BGTZL = (0x17 << 26), | |
90 | OPC_JALX = (0x1D << 26), /* MIPS 16 only */ | |
e37e863f | 91 | /* Load and stores */ |
7a387fff TS |
92 | OPC_LDL = (0x1A << 26), |
93 | OPC_LDR = (0x1B << 26), | |
94 | OPC_LB = (0x20 << 26), | |
95 | OPC_LH = (0x21 << 26), | |
96 | OPC_LWL = (0x22 << 26), | |
97 | OPC_LW = (0x23 << 26), | |
98 | OPC_LBU = (0x24 << 26), | |
99 | OPC_LHU = (0x25 << 26), | |
100 | OPC_LWR = (0x26 << 26), | |
101 | OPC_LWU = (0x27 << 26), | |
102 | OPC_SB = (0x28 << 26), | |
103 | OPC_SH = (0x29 << 26), | |
104 | OPC_SWL = (0x2A << 26), | |
105 | OPC_SW = (0x2B << 26), | |
106 | OPC_SDL = (0x2C << 26), | |
107 | OPC_SDR = (0x2D << 26), | |
108 | OPC_SWR = (0x2E << 26), | |
109 | OPC_LL = (0x30 << 26), | |
110 | OPC_LLD = (0x34 << 26), | |
111 | OPC_LD = (0x37 << 26), | |
112 | OPC_SC = (0x38 << 26), | |
113 | OPC_SCD = (0x3C << 26), | |
114 | OPC_SD = (0x3F << 26), | |
e37e863f | 115 | /* Floating point load/store */ |
7a387fff TS |
116 | OPC_LWC1 = (0x31 << 26), |
117 | OPC_LWC2 = (0x32 << 26), | |
118 | OPC_LDC1 = (0x35 << 26), | |
119 | OPC_LDC2 = (0x36 << 26), | |
120 | OPC_SWC1 = (0x39 << 26), | |
121 | OPC_SWC2 = (0x3A << 26), | |
122 | OPC_SDC1 = (0x3D << 26), | |
123 | OPC_SDC2 = (0x3E << 26), | |
124 | /* MDMX ASE specific */ | |
125 | OPC_MDMX = (0x1E << 26), | |
e37e863f | 126 | /* Cache and prefetch */ |
7a387fff TS |
127 | OPC_CACHE = (0x2F << 26), |
128 | OPC_PREF = (0x33 << 26), | |
129 | /* Reserved major opcode */ | |
130 | OPC_MAJOR3B_RESERVED = (0x3B << 26), | |
e37e863f FB |
131 | }; |
132 | ||
133 | /* MIPS special opcodes */ | |
7a387fff TS |
134 | #define MASK_SPECIAL(op) MASK_OP_MAJOR(op) | (op & 0x3F) |
135 | ||
e37e863f FB |
136 | enum { |
137 | /* Shifts */ | |
7a387fff | 138 | OPC_SLL = 0x00 | OPC_SPECIAL, |
e37e863f FB |
139 | /* NOP is SLL r0, r0, 0 */ |
140 | /* SSNOP is SLL r0, r0, 1 */ | |
7a387fff TS |
141 | /* EHB is SLL r0, r0, 3 */ |
142 | OPC_SRL = 0x02 | OPC_SPECIAL, /* also ROTR */ | |
143 | OPC_SRA = 0x03 | OPC_SPECIAL, | |
144 | OPC_SLLV = 0x04 | OPC_SPECIAL, | |
e189e748 | 145 | OPC_SRLV = 0x06 | OPC_SPECIAL, /* also ROTRV */ |
7a387fff TS |
146 | OPC_SRAV = 0x07 | OPC_SPECIAL, |
147 | OPC_DSLLV = 0x14 | OPC_SPECIAL, | |
148 | OPC_DSRLV = 0x16 | OPC_SPECIAL, /* also DROTRV */ | |
149 | OPC_DSRAV = 0x17 | OPC_SPECIAL, | |
150 | OPC_DSLL = 0x38 | OPC_SPECIAL, | |
151 | OPC_DSRL = 0x3A | OPC_SPECIAL, /* also DROTR */ | |
152 | OPC_DSRA = 0x3B | OPC_SPECIAL, | |
153 | OPC_DSLL32 = 0x3C | OPC_SPECIAL, | |
154 | OPC_DSRL32 = 0x3E | OPC_SPECIAL, /* also DROTR32 */ | |
155 | OPC_DSRA32 = 0x3F | OPC_SPECIAL, | |
e37e863f | 156 | /* Multiplication / division */ |
7a387fff TS |
157 | OPC_MULT = 0x18 | OPC_SPECIAL, |
158 | OPC_MULTU = 0x19 | OPC_SPECIAL, | |
159 | OPC_DIV = 0x1A | OPC_SPECIAL, | |
160 | OPC_DIVU = 0x1B | OPC_SPECIAL, | |
161 | OPC_DMULT = 0x1C | OPC_SPECIAL, | |
162 | OPC_DMULTU = 0x1D | OPC_SPECIAL, | |
163 | OPC_DDIV = 0x1E | OPC_SPECIAL, | |
164 | OPC_DDIVU = 0x1F | OPC_SPECIAL, | |
e37e863f | 165 | /* 2 registers arithmetic / logic */ |
7a387fff TS |
166 | OPC_ADD = 0x20 | OPC_SPECIAL, |
167 | OPC_ADDU = 0x21 | OPC_SPECIAL, | |
168 | OPC_SUB = 0x22 | OPC_SPECIAL, | |
169 | OPC_SUBU = 0x23 | OPC_SPECIAL, | |
170 | OPC_AND = 0x24 | OPC_SPECIAL, | |
171 | OPC_OR = 0x25 | OPC_SPECIAL, | |
172 | OPC_XOR = 0x26 | OPC_SPECIAL, | |
173 | OPC_NOR = 0x27 | OPC_SPECIAL, | |
174 | OPC_SLT = 0x2A | OPC_SPECIAL, | |
175 | OPC_SLTU = 0x2B | OPC_SPECIAL, | |
176 | OPC_DADD = 0x2C | OPC_SPECIAL, | |
177 | OPC_DADDU = 0x2D | OPC_SPECIAL, | |
178 | OPC_DSUB = 0x2E | OPC_SPECIAL, | |
179 | OPC_DSUBU = 0x2F | OPC_SPECIAL, | |
e37e863f | 180 | /* Jumps */ |
7a387fff TS |
181 | OPC_JR = 0x08 | OPC_SPECIAL, /* Also JR.HB */ |
182 | OPC_JALR = 0x09 | OPC_SPECIAL, /* Also JALR.HB */ | |
e37e863f | 183 | /* Traps */ |
7a387fff TS |
184 | OPC_TGE = 0x30 | OPC_SPECIAL, |
185 | OPC_TGEU = 0x31 | OPC_SPECIAL, | |
186 | OPC_TLT = 0x32 | OPC_SPECIAL, | |
187 | OPC_TLTU = 0x33 | OPC_SPECIAL, | |
188 | OPC_TEQ = 0x34 | OPC_SPECIAL, | |
189 | OPC_TNE = 0x36 | OPC_SPECIAL, | |
e37e863f | 190 | /* HI / LO registers load & stores */ |
7a387fff TS |
191 | OPC_MFHI = 0x10 | OPC_SPECIAL, |
192 | OPC_MTHI = 0x11 | OPC_SPECIAL, | |
193 | OPC_MFLO = 0x12 | OPC_SPECIAL, | |
194 | OPC_MTLO = 0x13 | OPC_SPECIAL, | |
e37e863f | 195 | /* Conditional moves */ |
7a387fff TS |
196 | OPC_MOVZ = 0x0A | OPC_SPECIAL, |
197 | OPC_MOVN = 0x0B | OPC_SPECIAL, | |
e37e863f | 198 | |
7a387fff | 199 | OPC_MOVCI = 0x01 | OPC_SPECIAL, |
e37e863f FB |
200 | |
201 | /* Special */ | |
7a387fff TS |
202 | OPC_PMON = 0x05 | OPC_SPECIAL, /* inofficial */ |
203 | OPC_SYSCALL = 0x0C | OPC_SPECIAL, | |
204 | OPC_BREAK = 0x0D | OPC_SPECIAL, | |
205 | OPC_SPIM = 0x0E | OPC_SPECIAL, /* inofficial */ | |
206 | OPC_SYNC = 0x0F | OPC_SPECIAL, | |
207 | ||
208 | OPC_SPECIAL15_RESERVED = 0x15 | OPC_SPECIAL, | |
209 | OPC_SPECIAL28_RESERVED = 0x28 | OPC_SPECIAL, | |
210 | OPC_SPECIAL29_RESERVED = 0x29 | OPC_SPECIAL, | |
211 | OPC_SPECIAL35_RESERVED = 0x35 | OPC_SPECIAL, | |
212 | OPC_SPECIAL37_RESERVED = 0x37 | OPC_SPECIAL, | |
213 | OPC_SPECIAL39_RESERVED = 0x39 | OPC_SPECIAL, | |
214 | OPC_SPECIAL3D_RESERVED = 0x3D | OPC_SPECIAL, | |
215 | }; | |
216 | ||
217 | /* REGIMM (rt field) opcodes */ | |
218 | #define MASK_REGIMM(op) MASK_OP_MAJOR(op) | (op & (0x1F << 16)) | |
219 | ||
220 | enum { | |
221 | OPC_BLTZ = (0x00 << 16) | OPC_REGIMM, | |
222 | OPC_BLTZL = (0x02 << 16) | OPC_REGIMM, | |
223 | OPC_BGEZ = (0x01 << 16) | OPC_REGIMM, | |
224 | OPC_BGEZL = (0x03 << 16) | OPC_REGIMM, | |
225 | OPC_BLTZAL = (0x10 << 16) | OPC_REGIMM, | |
226 | OPC_BLTZALL = (0x12 << 16) | OPC_REGIMM, | |
227 | OPC_BGEZAL = (0x11 << 16) | OPC_REGIMM, | |
228 | OPC_BGEZALL = (0x13 << 16) | OPC_REGIMM, | |
229 | OPC_TGEI = (0x08 << 16) | OPC_REGIMM, | |
230 | OPC_TGEIU = (0x09 << 16) | OPC_REGIMM, | |
231 | OPC_TLTI = (0x0A << 16) | OPC_REGIMM, | |
232 | OPC_TLTIU = (0x0B << 16) | OPC_REGIMM, | |
233 | OPC_TEQI = (0x0C << 16) | OPC_REGIMM, | |
234 | OPC_TNEI = (0x0E << 16) | OPC_REGIMM, | |
235 | OPC_SYNCI = (0x1F << 16) | OPC_REGIMM, | |
e37e863f FB |
236 | }; |
237 | ||
7a387fff TS |
238 | /* Special2 opcodes */ |
239 | #define MASK_SPECIAL2(op) MASK_OP_MAJOR(op) | (op & 0x3F) | |
240 | ||
e37e863f | 241 | enum { |
7a387fff TS |
242 | /* Multiply & xxx operations */ |
243 | OPC_MADD = 0x00 | OPC_SPECIAL2, | |
244 | OPC_MADDU = 0x01 | OPC_SPECIAL2, | |
245 | OPC_MUL = 0x02 | OPC_SPECIAL2, | |
246 | OPC_MSUB = 0x04 | OPC_SPECIAL2, | |
247 | OPC_MSUBU = 0x05 | OPC_SPECIAL2, | |
e37e863f | 248 | /* Misc */ |
7a387fff TS |
249 | OPC_CLZ = 0x20 | OPC_SPECIAL2, |
250 | OPC_CLO = 0x21 | OPC_SPECIAL2, | |
251 | OPC_DCLZ = 0x24 | OPC_SPECIAL2, | |
252 | OPC_DCLO = 0x25 | OPC_SPECIAL2, | |
e37e863f | 253 | /* Special */ |
7a387fff TS |
254 | OPC_SDBBP = 0x3F | OPC_SPECIAL2, |
255 | }; | |
256 | ||
257 | /* Special3 opcodes */ | |
258 | #define MASK_SPECIAL3(op) MASK_OP_MAJOR(op) | (op & 0x3F) | |
259 | ||
260 | enum { | |
261 | OPC_EXT = 0x00 | OPC_SPECIAL3, | |
262 | OPC_DEXTM = 0x01 | OPC_SPECIAL3, | |
263 | OPC_DEXTU = 0x02 | OPC_SPECIAL3, | |
264 | OPC_DEXT = 0x03 | OPC_SPECIAL3, | |
265 | OPC_INS = 0x04 | OPC_SPECIAL3, | |
266 | OPC_DINSM = 0x05 | OPC_SPECIAL3, | |
267 | OPC_DINSU = 0x06 | OPC_SPECIAL3, | |
268 | OPC_DINS = 0x07 | OPC_SPECIAL3, | |
ead9360e TS |
269 | OPC_FORK = 0x08 | OPC_SPECIAL3, |
270 | OPC_YIELD = 0x09 | OPC_SPECIAL3, | |
7a387fff TS |
271 | OPC_BSHFL = 0x20 | OPC_SPECIAL3, |
272 | OPC_DBSHFL = 0x24 | OPC_SPECIAL3, | |
273 | OPC_RDHWR = 0x3B | OPC_SPECIAL3, | |
e37e863f FB |
274 | }; |
275 | ||
7a387fff TS |
276 | /* BSHFL opcodes */ |
277 | #define MASK_BSHFL(op) MASK_SPECIAL3(op) | (op & (0x1F << 6)) | |
278 | ||
e37e863f | 279 | enum { |
7a387fff TS |
280 | OPC_WSBH = (0x02 << 6) | OPC_BSHFL, |
281 | OPC_SEB = (0x10 << 6) | OPC_BSHFL, | |
282 | OPC_SEH = (0x18 << 6) | OPC_BSHFL, | |
e37e863f FB |
283 | }; |
284 | ||
7a387fff TS |
285 | /* DBSHFL opcodes */ |
286 | #define MASK_DBSHFL(op) MASK_SPECIAL3(op) | (op & (0x1F << 6)) | |
287 | ||
e37e863f | 288 | enum { |
7a387fff TS |
289 | OPC_DSBH = (0x02 << 6) | OPC_DBSHFL, |
290 | OPC_DSHD = (0x05 << 6) | OPC_DBSHFL, | |
e37e863f FB |
291 | }; |
292 | ||
7a387fff TS |
293 | /* Coprocessor 0 (rs field) */ |
294 | #define MASK_CP0(op) MASK_OP_MAJOR(op) | (op & (0x1F << 21)) | |
295 | ||
6ea83fed | 296 | enum { |
7a387fff TS |
297 | OPC_MFC0 = (0x00 << 21) | OPC_CP0, |
298 | OPC_DMFC0 = (0x01 << 21) | OPC_CP0, | |
299 | OPC_MTC0 = (0x04 << 21) | OPC_CP0, | |
300 | OPC_DMTC0 = (0x05 << 21) | OPC_CP0, | |
ead9360e | 301 | OPC_MFTR = (0x08 << 21) | OPC_CP0, |
7a387fff TS |
302 | OPC_RDPGPR = (0x0A << 21) | OPC_CP0, |
303 | OPC_MFMC0 = (0x0B << 21) | OPC_CP0, | |
ead9360e | 304 | OPC_MTTR = (0x0C << 21) | OPC_CP0, |
7a387fff TS |
305 | OPC_WRPGPR = (0x0E << 21) | OPC_CP0, |
306 | OPC_C0 = (0x10 << 21) | OPC_CP0, | |
307 | OPC_C0_FIRST = (0x10 << 21) | OPC_CP0, | |
308 | OPC_C0_LAST = (0x1F << 21) | OPC_CP0, | |
6ea83fed | 309 | }; |
7a387fff TS |
310 | |
311 | /* MFMC0 opcodes */ | |
b48cfdff | 312 | #define MASK_MFMC0(op) MASK_CP0(op) | (op & 0xFFFF) |
7a387fff TS |
313 | |
314 | enum { | |
ead9360e TS |
315 | OPC_DMT = 0x01 | (0 << 5) | (0x0F << 6) | (0x01 << 11) | OPC_MFMC0, |
316 | OPC_EMT = 0x01 | (1 << 5) | (0x0F << 6) | (0x01 << 11) | OPC_MFMC0, | |
317 | OPC_DVPE = 0x01 | (0 << 5) | OPC_MFMC0, | |
318 | OPC_EVPE = 0x01 | (1 << 5) | OPC_MFMC0, | |
7a387fff TS |
319 | OPC_DI = (0 << 5) | (0x0C << 11) | OPC_MFMC0, |
320 | OPC_EI = (1 << 5) | (0x0C << 11) | OPC_MFMC0, | |
321 | }; | |
322 | ||
323 | /* Coprocessor 0 (with rs == C0) */ | |
324 | #define MASK_C0(op) MASK_CP0(op) | (op & 0x3F) | |
325 | ||
326 | enum { | |
327 | OPC_TLBR = 0x01 | OPC_C0, | |
328 | OPC_TLBWI = 0x02 | OPC_C0, | |
329 | OPC_TLBWR = 0x06 | OPC_C0, | |
330 | OPC_TLBP = 0x08 | OPC_C0, | |
331 | OPC_RFE = 0x10 | OPC_C0, | |
332 | OPC_ERET = 0x18 | OPC_C0, | |
333 | OPC_DERET = 0x1F | OPC_C0, | |
334 | OPC_WAIT = 0x20 | OPC_C0, | |
335 | }; | |
336 | ||
337 | /* Coprocessor 1 (rs field) */ | |
338 | #define MASK_CP1(op) MASK_OP_MAJOR(op) | (op & (0x1F << 21)) | |
339 | ||
340 | enum { | |
341 | OPC_MFC1 = (0x00 << 21) | OPC_CP1, | |
342 | OPC_DMFC1 = (0x01 << 21) | OPC_CP1, | |
343 | OPC_CFC1 = (0x02 << 21) | OPC_CP1, | |
5a5012ec | 344 | OPC_MFHC1 = (0x03 << 21) | OPC_CP1, |
7a387fff TS |
345 | OPC_MTC1 = (0x04 << 21) | OPC_CP1, |
346 | OPC_DMTC1 = (0x05 << 21) | OPC_CP1, | |
347 | OPC_CTC1 = (0x06 << 21) | OPC_CP1, | |
5a5012ec | 348 | OPC_MTHC1 = (0x07 << 21) | OPC_CP1, |
7a387fff | 349 | OPC_BC1 = (0x08 << 21) | OPC_CP1, /* bc */ |
5a5012ec TS |
350 | OPC_BC1ANY2 = (0x09 << 21) | OPC_CP1, |
351 | OPC_BC1ANY4 = (0x0A << 21) | OPC_CP1, | |
7a387fff TS |
352 | OPC_S_FMT = (0x10 << 21) | OPC_CP1, /* 16: fmt=single fp */ |
353 | OPC_D_FMT = (0x11 << 21) | OPC_CP1, /* 17: fmt=double fp */ | |
354 | OPC_E_FMT = (0x12 << 21) | OPC_CP1, /* 18: fmt=extended fp */ | |
355 | OPC_Q_FMT = (0x13 << 21) | OPC_CP1, /* 19: fmt=quad fp */ | |
356 | OPC_W_FMT = (0x14 << 21) | OPC_CP1, /* 20: fmt=32bit fixed */ | |
357 | OPC_L_FMT = (0x15 << 21) | OPC_CP1, /* 21: fmt=64bit fixed */ | |
5a5012ec | 358 | OPC_PS_FMT = (0x16 << 21) | OPC_CP1, /* 22: fmt=paired single fp */ |
7a387fff TS |
359 | }; |
360 | ||
5a5012ec TS |
361 | #define MASK_CP1_FUNC(op) MASK_CP1(op) | (op & 0x3F) |
362 | #define MASK_BC1(op) MASK_CP1(op) | (op & (0x3 << 16)) | |
363 | ||
7a387fff TS |
364 | enum { |
365 | OPC_BC1F = (0x00 << 16) | OPC_BC1, | |
366 | OPC_BC1T = (0x01 << 16) | OPC_BC1, | |
367 | OPC_BC1FL = (0x02 << 16) | OPC_BC1, | |
368 | OPC_BC1TL = (0x03 << 16) | OPC_BC1, | |
369 | }; | |
370 | ||
5a5012ec TS |
371 | enum { |
372 | OPC_BC1FANY2 = (0x00 << 16) | OPC_BC1ANY2, | |
373 | OPC_BC1TANY2 = (0x01 << 16) | OPC_BC1ANY2, | |
374 | }; | |
375 | ||
376 | enum { | |
377 | OPC_BC1FANY4 = (0x00 << 16) | OPC_BC1ANY4, | |
378 | OPC_BC1TANY4 = (0x01 << 16) | OPC_BC1ANY4, | |
379 | }; | |
7a387fff TS |
380 | |
381 | #define MASK_CP2(op) MASK_OP_MAJOR(op) | (op & (0x1F << 21)) | |
e0c84da7 TS |
382 | |
383 | enum { | |
384 | OPC_MFC2 = (0x00 << 21) | OPC_CP2, | |
385 | OPC_DMFC2 = (0x01 << 21) | OPC_CP2, | |
386 | OPC_CFC2 = (0x02 << 21) | OPC_CP2, | |
387 | OPC_MFHC2 = (0x03 << 21) | OPC_CP2, | |
388 | OPC_MTC2 = (0x04 << 21) | OPC_CP2, | |
389 | OPC_DMTC2 = (0x05 << 21) | OPC_CP2, | |
390 | OPC_CTC2 = (0x06 << 21) | OPC_CP2, | |
391 | OPC_MTHC2 = (0x07 << 21) | OPC_CP2, | |
392 | OPC_BC2 = (0x08 << 21) | OPC_CP2, | |
393 | }; | |
394 | ||
395 | #define MASK_CP3(op) MASK_OP_MAJOR(op) | (op & 0x3F) | |
396 | ||
397 | enum { | |
398 | OPC_LWXC1 = 0x00 | OPC_CP3, | |
399 | OPC_LDXC1 = 0x01 | OPC_CP3, | |
400 | OPC_LUXC1 = 0x05 | OPC_CP3, | |
401 | OPC_SWXC1 = 0x08 | OPC_CP3, | |
402 | OPC_SDXC1 = 0x09 | OPC_CP3, | |
403 | OPC_SUXC1 = 0x0D | OPC_CP3, | |
404 | OPC_PREFX = 0x0F | OPC_CP3, | |
405 | OPC_ALNV_PS = 0x1E | OPC_CP3, | |
406 | OPC_MADD_S = 0x20 | OPC_CP3, | |
407 | OPC_MADD_D = 0x21 | OPC_CP3, | |
408 | OPC_MADD_PS = 0x26 | OPC_CP3, | |
409 | OPC_MSUB_S = 0x28 | OPC_CP3, | |
410 | OPC_MSUB_D = 0x29 | OPC_CP3, | |
411 | OPC_MSUB_PS = 0x2E | OPC_CP3, | |
412 | OPC_NMADD_S = 0x30 | OPC_CP3, | |
fbcc6828 | 413 | OPC_NMADD_D = 0x31 | OPC_CP3, |
e0c84da7 TS |
414 | OPC_NMADD_PS= 0x36 | OPC_CP3, |
415 | OPC_NMSUB_S = 0x38 | OPC_CP3, | |
416 | OPC_NMSUB_D = 0x39 | OPC_CP3, | |
417 | OPC_NMSUB_PS= 0x3E | OPC_CP3, | |
418 | }; | |
419 | ||
6ea83fed | 420 | |
6af0bf9c FB |
421 | const unsigned char *regnames[] = |
422 | { "r0", "at", "v0", "v1", "a0", "a1", "a2", "a3", | |
423 | "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7", | |
424 | "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", | |
425 | "t8", "t9", "k0", "k1", "gp", "sp", "s8", "ra", }; | |
426 | ||
427 | /* Warning: no function for r0 register (hard wired to zero) */ | |
5a5012ec TS |
428 | #define GEN32(func, NAME) \ |
429 | static GenOpFunc *NAME ## _table [32] = { \ | |
430 | NULL, NAME ## 1, NAME ## 2, NAME ## 3, \ | |
431 | NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \ | |
432 | NAME ## 8, NAME ## 9, NAME ## 10, NAME ## 11, \ | |
433 | NAME ## 12, NAME ## 13, NAME ## 14, NAME ## 15, \ | |
434 | NAME ## 16, NAME ## 17, NAME ## 18, NAME ## 19, \ | |
435 | NAME ## 20, NAME ## 21, NAME ## 22, NAME ## 23, \ | |
436 | NAME ## 24, NAME ## 25, NAME ## 26, NAME ## 27, \ | |
437 | NAME ## 28, NAME ## 29, NAME ## 30, NAME ## 31, \ | |
438 | }; \ | |
439 | static inline void func(int n) \ | |
440 | { \ | |
441 | NAME ## _table[n](); \ | |
6af0bf9c FB |
442 | } |
443 | ||
444 | /* General purpose registers moves */ | |
445 | GEN32(gen_op_load_gpr_T0, gen_op_load_gpr_T0_gpr); | |
446 | GEN32(gen_op_load_gpr_T1, gen_op_load_gpr_T1_gpr); | |
447 | GEN32(gen_op_load_gpr_T2, gen_op_load_gpr_T2_gpr); | |
448 | ||
449 | GEN32(gen_op_store_T0_gpr, gen_op_store_T0_gpr_gpr); | |
450 | GEN32(gen_op_store_T1_gpr, gen_op_store_T1_gpr_gpr); | |
451 | ||
ead9360e TS |
452 | /* Moves to/from shadow registers */ |
453 | GEN32(gen_op_load_srsgpr_T0, gen_op_load_srsgpr_T0_gpr); | |
454 | GEN32(gen_op_store_T0_srsgpr, gen_op_store_T0_srsgpr_gpr); | |
455 | ||
7a387fff | 456 | static const char *fregnames[] = |
6ea83fed FB |
457 | { "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", |
458 | "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", | |
459 | "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23", | |
460 | "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31", }; | |
461 | ||
5a5012ec TS |
462 | #define FGEN32(func, NAME) \ |
463 | static GenOpFunc *NAME ## _table [32] = { \ | |
464 | NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \ | |
465 | NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \ | |
466 | NAME ## 8, NAME ## 9, NAME ## 10, NAME ## 11, \ | |
467 | NAME ## 12, NAME ## 13, NAME ## 14, NAME ## 15, \ | |
468 | NAME ## 16, NAME ## 17, NAME ## 18, NAME ## 19, \ | |
469 | NAME ## 20, NAME ## 21, NAME ## 22, NAME ## 23, \ | |
470 | NAME ## 24, NAME ## 25, NAME ## 26, NAME ## 27, \ | |
471 | NAME ## 28, NAME ## 29, NAME ## 30, NAME ## 31, \ | |
472 | }; \ | |
473 | static inline void func(int n) \ | |
474 | { \ | |
475 | NAME ## _table[n](); \ | |
6ea83fed FB |
476 | } |
477 | ||
5a5012ec TS |
478 | FGEN32(gen_op_load_fpr_WT0, gen_op_load_fpr_WT0_fpr); |
479 | FGEN32(gen_op_store_fpr_WT0, gen_op_store_fpr_WT0_fpr); | |
480 | ||
481 | FGEN32(gen_op_load_fpr_WT1, gen_op_load_fpr_WT1_fpr); | |
482 | FGEN32(gen_op_store_fpr_WT1, gen_op_store_fpr_WT1_fpr); | |
6ea83fed | 483 | |
5a5012ec TS |
484 | FGEN32(gen_op_load_fpr_WT2, gen_op_load_fpr_WT2_fpr); |
485 | FGEN32(gen_op_store_fpr_WT2, gen_op_store_fpr_WT2_fpr); | |
6ea83fed | 486 | |
5a5012ec TS |
487 | FGEN32(gen_op_load_fpr_DT0, gen_op_load_fpr_DT0_fpr); |
488 | FGEN32(gen_op_store_fpr_DT0, gen_op_store_fpr_DT0_fpr); | |
6ea83fed | 489 | |
5a5012ec TS |
490 | FGEN32(gen_op_load_fpr_DT1, gen_op_load_fpr_DT1_fpr); |
491 | FGEN32(gen_op_store_fpr_DT1, gen_op_store_fpr_DT1_fpr); | |
6ea83fed | 492 | |
5a5012ec TS |
493 | FGEN32(gen_op_load_fpr_DT2, gen_op_load_fpr_DT2_fpr); |
494 | FGEN32(gen_op_store_fpr_DT2, gen_op_store_fpr_DT2_fpr); | |
6ea83fed | 495 | |
5a5012ec TS |
496 | FGEN32(gen_op_load_fpr_WTH0, gen_op_load_fpr_WTH0_fpr); |
497 | FGEN32(gen_op_store_fpr_WTH0, gen_op_store_fpr_WTH0_fpr); | |
6ea83fed | 498 | |
5a5012ec TS |
499 | FGEN32(gen_op_load_fpr_WTH1, gen_op_load_fpr_WTH1_fpr); |
500 | FGEN32(gen_op_store_fpr_WTH1, gen_op_store_fpr_WTH1_fpr); | |
501 | ||
502 | FGEN32(gen_op_load_fpr_WTH2, gen_op_load_fpr_WTH2_fpr); | |
503 | FGEN32(gen_op_store_fpr_WTH2, gen_op_store_fpr_WTH2_fpr); | |
6ea83fed | 504 | |
5a1e8ffb | 505 | #define FOP_CONDS(type, fmt) \ |
fd4a04eb | 506 | static GenOpFunc1 * gen_op_cmp ## type ## _ ## fmt ## _table[16] = { \ |
5a1e8ffb TS |
507 | gen_op_cmp ## type ## _ ## fmt ## _f, \ |
508 | gen_op_cmp ## type ## _ ## fmt ## _un, \ | |
509 | gen_op_cmp ## type ## _ ## fmt ## _eq, \ | |
510 | gen_op_cmp ## type ## _ ## fmt ## _ueq, \ | |
511 | gen_op_cmp ## type ## _ ## fmt ## _olt, \ | |
512 | gen_op_cmp ## type ## _ ## fmt ## _ult, \ | |
513 | gen_op_cmp ## type ## _ ## fmt ## _ole, \ | |
514 | gen_op_cmp ## type ## _ ## fmt ## _ule, \ | |
515 | gen_op_cmp ## type ## _ ## fmt ## _sf, \ | |
516 | gen_op_cmp ## type ## _ ## fmt ## _ngle, \ | |
517 | gen_op_cmp ## type ## _ ## fmt ## _seq, \ | |
518 | gen_op_cmp ## type ## _ ## fmt ## _ngl, \ | |
519 | gen_op_cmp ## type ## _ ## fmt ## _lt, \ | |
520 | gen_op_cmp ## type ## _ ## fmt ## _nge, \ | |
521 | gen_op_cmp ## type ## _ ## fmt ## _le, \ | |
522 | gen_op_cmp ## type ## _ ## fmt ## _ngt, \ | |
6ea83fed | 523 | }; \ |
5a1e8ffb | 524 | static inline void gen_cmp ## type ## _ ## fmt(int n, long cc) \ |
6ea83fed | 525 | { \ |
fd4a04eb | 526 | gen_op_cmp ## type ## _ ## fmt ## _table[n](cc); \ |
6ea83fed FB |
527 | } |
528 | ||
5a1e8ffb TS |
529 | FOP_CONDS(, d) |
530 | FOP_CONDS(abs, d) | |
531 | FOP_CONDS(, s) | |
532 | FOP_CONDS(abs, s) | |
533 | FOP_CONDS(, ps) | |
534 | FOP_CONDS(abs, ps) | |
6ea83fed | 535 | |
6af0bf9c FB |
536 | typedef struct DisasContext { |
537 | struct TranslationBlock *tb; | |
538 | target_ulong pc, saved_pc; | |
539 | uint32_t opcode; | |
fd4a04eb | 540 | uint32_t fp_status; |
6af0bf9c FB |
541 | /* Routine used to access memory */ |
542 | int mem_idx; | |
543 | uint32_t hflags, saved_hflags; | |
6af0bf9c FB |
544 | int bstate; |
545 | target_ulong btarget; | |
546 | } DisasContext; | |
547 | ||
548 | enum { | |
549 | BS_NONE = 0, /* We go out of the TB without reaching a branch or an | |
550 | * exception condition | |
551 | */ | |
552 | BS_STOP = 1, /* We want to stop translation for any reason */ | |
553 | BS_BRANCH = 2, /* We reached a branch condition */ | |
554 | BS_EXCP = 3, /* We reached an exception condition */ | |
555 | }; | |
556 | ||
923617a3 | 557 | #ifdef MIPS_DEBUG_DISAS |
6af0bf9c FB |
558 | #define MIPS_DEBUG(fmt, args...) \ |
559 | do { \ | |
560 | if (loglevel & CPU_LOG_TB_IN_ASM) { \ | |
3594c774 | 561 | fprintf(logfile, TARGET_FMT_lx ": %08x " fmt "\n", \ |
6af0bf9c FB |
562 | ctx->pc, ctx->opcode , ##args); \ |
563 | } \ | |
564 | } while (0) | |
565 | #else | |
566 | #define MIPS_DEBUG(fmt, args...) do { } while(0) | |
567 | #endif | |
568 | ||
569 | #define MIPS_INVAL(op) \ | |
570 | do { \ | |
571 | MIPS_DEBUG("Invalid %s %03x %03x %03x", op, ctx->opcode >> 26, \ | |
572 | ctx->opcode & 0x3F, ((ctx->opcode >> 16) & 0x1F)); \ | |
573 | } while (0) | |
574 | ||
575 | #define GEN_LOAD_REG_TN(Tn, Rn) \ | |
576 | do { \ | |
577 | if (Rn == 0) { \ | |
578 | glue(gen_op_reset_, Tn)(); \ | |
579 | } else { \ | |
580 | glue(gen_op_load_gpr_, Tn)(Rn); \ | |
581 | } \ | |
582 | } while (0) | |
583 | ||
ead9360e TS |
584 | #define GEN_LOAD_SRSREG_TN(Tn, Rn) \ |
585 | do { \ | |
586 | if (Rn == 0) { \ | |
587 | glue(gen_op_reset_, Tn)(); \ | |
588 | } else { \ | |
589 | glue(gen_op_load_srsgpr_, Tn)(Rn); \ | |
590 | } \ | |
591 | } while (0) | |
592 | ||
9b9e4393 TS |
593 | #ifdef TARGET_MIPS64 |
594 | #define GEN_LOAD_IMM_TN(Tn, Imm) \ | |
595 | do { \ | |
596 | if (Imm == 0) { \ | |
597 | glue(gen_op_reset_, Tn)(); \ | |
598 | } else if ((int32_t)Imm == Imm) { \ | |
599 | glue(gen_op_set_, Tn)(Imm); \ | |
600 | } else { \ | |
601 | glue(gen_op_set64_, Tn)(((uint64_t)Imm) >> 32, (uint32_t)Imm); \ | |
602 | } \ | |
603 | } while (0) | |
604 | #else | |
6af0bf9c FB |
605 | #define GEN_LOAD_IMM_TN(Tn, Imm) \ |
606 | do { \ | |
607 | if (Imm == 0) { \ | |
608 | glue(gen_op_reset_, Tn)(); \ | |
609 | } else { \ | |
610 | glue(gen_op_set_, Tn)(Imm); \ | |
611 | } \ | |
612 | } while (0) | |
9b9e4393 | 613 | #endif |
6af0bf9c FB |
614 | |
615 | #define GEN_STORE_TN_REG(Rn, Tn) \ | |
616 | do { \ | |
617 | if (Rn != 0) { \ | |
618 | glue(glue(gen_op_store_, Tn),_gpr)(Rn); \ | |
619 | } \ | |
620 | } while (0) | |
621 | ||
ead9360e TS |
622 | #define GEN_STORE_TN_SRSREG(Rn, Tn) \ |
623 | do { \ | |
624 | if (Rn != 0) { \ | |
625 | glue(glue(gen_op_store_, Tn),_srsgpr)(Rn); \ | |
626 | } \ | |
627 | } while (0) | |
628 | ||
7a387fff | 629 | #define GEN_LOAD_FREG_FTN(FTn, Fn) \ |
6ea83fed FB |
630 | do { \ |
631 | glue(gen_op_load_fpr_, FTn)(Fn); \ | |
632 | } while (0) | |
633 | ||
634 | #define GEN_STORE_FTN_FREG(Fn, FTn) \ | |
635 | do { \ | |
636 | glue(gen_op_store_fpr_, FTn)(Fn); \ | |
637 | } while (0) | |
638 | ||
9b9e4393 TS |
639 | static inline void gen_save_pc(target_ulong pc) |
640 | { | |
641 | #ifdef TARGET_MIPS64 | |
642 | if (pc == (int32_t)pc) { | |
643 | gen_op_save_pc(pc); | |
644 | } else { | |
645 | gen_op_save_pc64(pc >> 32, (uint32_t)pc); | |
646 | } | |
647 | #else | |
648 | gen_op_save_pc(pc); | |
649 | #endif | |
650 | } | |
651 | ||
652 | static inline void gen_save_btarget(target_ulong btarget) | |
653 | { | |
654 | #ifdef TARGET_MIPS64 | |
655 | if (btarget == (int32_t)btarget) { | |
656 | gen_op_save_btarget(btarget); | |
657 | } else { | |
658 | gen_op_save_btarget64(btarget >> 32, (uint32_t)btarget); | |
659 | } | |
660 | #else | |
661 | gen_op_save_btarget(btarget); | |
662 | #endif | |
663 | } | |
664 | ||
6af0bf9c FB |
665 | static inline void save_cpu_state (DisasContext *ctx, int do_save_pc) |
666 | { | |
667 | #if defined MIPS_DEBUG_DISAS | |
668 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
669 | fprintf(logfile, "hflags %08x saved %08x\n", | |
670 | ctx->hflags, ctx->saved_hflags); | |
671 | } | |
672 | #endif | |
673 | if (do_save_pc && ctx->pc != ctx->saved_pc) { | |
9b9e4393 | 674 | gen_save_pc(ctx->pc); |
6af0bf9c FB |
675 | ctx->saved_pc = ctx->pc; |
676 | } | |
677 | if (ctx->hflags != ctx->saved_hflags) { | |
678 | gen_op_save_state(ctx->hflags); | |
679 | ctx->saved_hflags = ctx->hflags; | |
5a5012ec TS |
680 | switch (ctx->hflags & MIPS_HFLAG_BMASK) { |
681 | case MIPS_HFLAG_BR: | |
6af0bf9c | 682 | gen_op_save_breg_target(); |
5a5012ec TS |
683 | break; |
684 | case MIPS_HFLAG_BC: | |
6af0bf9c | 685 | gen_op_save_bcond(); |
5a5012ec TS |
686 | /* fall through */ |
687 | case MIPS_HFLAG_BL: | |
688 | /* bcond was already saved by the BL insn */ | |
689 | /* fall through */ | |
690 | case MIPS_HFLAG_B: | |
9b9e4393 | 691 | gen_save_btarget(ctx->btarget); |
5a5012ec | 692 | break; |
6af0bf9c FB |
693 | } |
694 | } | |
695 | } | |
696 | ||
fd4a04eb | 697 | static inline void restore_cpu_state (CPUState *env, DisasContext *ctx) |
5a5012ec | 698 | { |
fd4a04eb TS |
699 | ctx->saved_hflags = ctx->hflags; |
700 | switch (ctx->hflags & MIPS_HFLAG_BMASK) { | |
701 | case MIPS_HFLAG_BR: | |
702 | gen_op_restore_breg_target(); | |
703 | break; | |
704 | case MIPS_HFLAG_B: | |
705 | ctx->btarget = env->btarget; | |
706 | break; | |
707 | case MIPS_HFLAG_BC: | |
708 | case MIPS_HFLAG_BL: | |
709 | ctx->btarget = env->btarget; | |
710 | gen_op_restore_bcond(); | |
711 | break; | |
5a5012ec TS |
712 | } |
713 | } | |
714 | ||
4ad40f36 | 715 | static inline void generate_exception_err (DisasContext *ctx, int excp, int err) |
6af0bf9c FB |
716 | { |
717 | #if defined MIPS_DEBUG_DISAS | |
718 | if (loglevel & CPU_LOG_TB_IN_ASM) | |
719 | fprintf(logfile, "%s: raise exception %d\n", __func__, excp); | |
720 | #endif | |
721 | save_cpu_state(ctx, 1); | |
4ad40f36 FB |
722 | if (err == 0) |
723 | gen_op_raise_exception(excp); | |
724 | else | |
725 | gen_op_raise_exception_err(excp, err); | |
6af0bf9c FB |
726 | ctx->bstate = BS_EXCP; |
727 | } | |
728 | ||
4ad40f36 FB |
729 | static inline void generate_exception (DisasContext *ctx, int excp) |
730 | { | |
731 | generate_exception_err (ctx, excp, 0); | |
732 | } | |
733 | ||
387a8fe5 TS |
734 | static inline void check_cp0_enabled(DisasContext *ctx) |
735 | { | |
736 | if (!(ctx->hflags & MIPS_HFLAG_CP0)) | |
737 | generate_exception_err(ctx, EXCP_CpU, 1); | |
738 | } | |
739 | ||
5e755519 TS |
740 | static inline void check_cp1_enabled(DisasContext *ctx) |
741 | { | |
742 | if (!(ctx->hflags & MIPS_HFLAG_FPU)) | |
743 | generate_exception_err(ctx, EXCP_CpU, 1); | |
744 | } | |
745 | ||
746 | static inline void check_cp1_64bitmode(DisasContext *ctx) | |
747 | { | |
748 | if (!(ctx->hflags & MIPS_HFLAG_F64)) | |
749 | generate_exception(ctx, EXCP_RI); | |
750 | } | |
751 | ||
752 | /* | |
753 | * Verify if floating point register is valid; an operation is not defined | |
754 | * if bit 0 of any register specification is set and the FR bit in the | |
755 | * Status register equals zero, since the register numbers specify an | |
756 | * even-odd pair of adjacent coprocessor general registers. When the FR bit | |
757 | * in the Status register equals one, both even and odd register numbers | |
758 | * are valid. This limitation exists only for 64 bit wide (d,l,ps) registers. | |
759 | * | |
760 | * Multiple 64 bit wide registers can be checked by calling | |
761 | * gen_op_cp1_registers(freg1 | freg2 | ... | fregN); | |
762 | */ | |
763 | void check_cp1_registers(DisasContext *ctx, int regs) | |
764 | { | |
765 | if (!(ctx->hflags & MIPS_HFLAG_F64) && (regs & 1)) | |
766 | generate_exception(ctx, EXCP_RI); | |
767 | } | |
768 | ||
3a95e3a7 | 769 | /* This code generates a "reserved instruction" exception if the |
e189e748 TS |
770 | CPU does not support the instruction set corresponding to flags. */ |
771 | static inline void check_insn(CPUState *env, DisasContext *ctx, int flags) | |
3a95e3a7 | 772 | { |
e189e748 | 773 | if (unlikely(!(env->insn_flags & flags))) |
3a95e3a7 TS |
774 | generate_exception(ctx, EXCP_RI); |
775 | } | |
776 | ||
ead9360e TS |
777 | /* This code generates a "reserved instruction" exception if the |
778 | CPU is not MIPS MT capable. */ | |
779 | static inline void check_mips_mt(CPUState *env, DisasContext *ctx) | |
780 | { | |
781 | if (!(env->CP0_Config3 & (1 << CP0C3_MT))) | |
782 | generate_exception(ctx, EXCP_RI); | |
783 | } | |
784 | ||
e189e748 TS |
785 | /* This code generates a "reserved instruction" exception if 64-bit |
786 | instructions are not enabled. */ | |
787 | static inline void check_mips_64(DisasContext *ctx) | |
788 | { | |
789 | if (!(ctx->hflags & MIPS_HFLAG_64)) | |
790 | generate_exception(ctx, EXCP_RI); | |
791 | } | |
792 | ||
6af0bf9c FB |
793 | #if defined(CONFIG_USER_ONLY) |
794 | #define op_ldst(name) gen_op_##name##_raw() | |
795 | #define OP_LD_TABLE(width) | |
796 | #define OP_ST_TABLE(width) | |
797 | #else | |
798 | #define op_ldst(name) (*gen_op_##name[ctx->mem_idx])() | |
799 | #define OP_LD_TABLE(width) \ | |
800 | static GenOpFunc *gen_op_l##width[] = { \ | |
801 | &gen_op_l##width##_user, \ | |
802 | &gen_op_l##width##_kernel, \ | |
803 | } | |
804 | #define OP_ST_TABLE(width) \ | |
805 | static GenOpFunc *gen_op_s##width[] = { \ | |
806 | &gen_op_s##width##_user, \ | |
807 | &gen_op_s##width##_kernel, \ | |
808 | } | |
809 | #endif | |
810 | ||
60aa19ab | 811 | #ifdef TARGET_MIPS64 |
6af0bf9c FB |
812 | OP_LD_TABLE(d); |
813 | OP_LD_TABLE(dl); | |
814 | OP_LD_TABLE(dr); | |
815 | OP_ST_TABLE(d); | |
816 | OP_ST_TABLE(dl); | |
817 | OP_ST_TABLE(dr); | |
c570fd16 TS |
818 | OP_LD_TABLE(ld); |
819 | OP_ST_TABLE(cd); | |
6e473128 | 820 | OP_LD_TABLE(wu); |
6af0bf9c FB |
821 | #endif |
822 | OP_LD_TABLE(w); | |
823 | OP_LD_TABLE(wl); | |
824 | OP_LD_TABLE(wr); | |
825 | OP_ST_TABLE(w); | |
826 | OP_ST_TABLE(wl); | |
827 | OP_ST_TABLE(wr); | |
828 | OP_LD_TABLE(h); | |
829 | OP_LD_TABLE(hu); | |
830 | OP_ST_TABLE(h); | |
831 | OP_LD_TABLE(b); | |
832 | OP_LD_TABLE(bu); | |
833 | OP_ST_TABLE(b); | |
834 | OP_LD_TABLE(l); | |
835 | OP_ST_TABLE(c); | |
6ea83fed FB |
836 | OP_LD_TABLE(wc1); |
837 | OP_ST_TABLE(wc1); | |
838 | OP_LD_TABLE(dc1); | |
839 | OP_ST_TABLE(dc1); | |
5a5012ec TS |
840 | OP_LD_TABLE(uxc1); |
841 | OP_ST_TABLE(uxc1); | |
6af0bf9c FB |
842 | |
843 | /* Load and store */ | |
7a387fff | 844 | static void gen_ldst (DisasContext *ctx, uint32_t opc, int rt, |
6af0bf9c FB |
845 | int base, int16_t offset) |
846 | { | |
923617a3 | 847 | const char *opn = "ldst"; |
6af0bf9c FB |
848 | |
849 | if (base == 0) { | |
850 | GEN_LOAD_IMM_TN(T0, offset); | |
851 | } else if (offset == 0) { | |
852 | gen_op_load_gpr_T0(base); | |
853 | } else { | |
854 | gen_op_load_gpr_T0(base); | |
855 | gen_op_set_T1(offset); | |
a6763a58 | 856 | gen_op_addr_add(); |
6af0bf9c FB |
857 | } |
858 | /* Don't do NOP if destination is zero: we must perform the actual | |
ead9360e | 859 | memory access. */ |
6af0bf9c | 860 | switch (opc) { |
60aa19ab | 861 | #ifdef TARGET_MIPS64 |
6e473128 TS |
862 | case OPC_LWU: |
863 | op_ldst(lwu); | |
864 | GEN_STORE_TN_REG(rt, T0); | |
865 | opn = "lwu"; | |
866 | break; | |
6af0bf9c | 867 | case OPC_LD: |
6af0bf9c FB |
868 | op_ldst(ld); |
869 | GEN_STORE_TN_REG(rt, T0); | |
870 | opn = "ld"; | |
871 | break; | |
7a387fff TS |
872 | case OPC_LLD: |
873 | op_ldst(lld); | |
874 | GEN_STORE_TN_REG(rt, T0); | |
875 | opn = "lld"; | |
876 | break; | |
6af0bf9c | 877 | case OPC_SD: |
6af0bf9c FB |
878 | GEN_LOAD_REG_TN(T1, rt); |
879 | op_ldst(sd); | |
880 | opn = "sd"; | |
881 | break; | |
7a387fff | 882 | case OPC_SCD: |
62c5609a | 883 | save_cpu_state(ctx, 1); |
7a387fff TS |
884 | GEN_LOAD_REG_TN(T1, rt); |
885 | op_ldst(scd); | |
beebb570 | 886 | GEN_STORE_TN_REG(rt, T0); |
7a387fff TS |
887 | opn = "scd"; |
888 | break; | |
6af0bf9c | 889 | case OPC_LDL: |
5d46d55d | 890 | GEN_LOAD_REG_TN(T1, rt); |
6af0bf9c FB |
891 | op_ldst(ldl); |
892 | GEN_STORE_TN_REG(rt, T0); | |
893 | opn = "ldl"; | |
894 | break; | |
895 | case OPC_SDL: | |
896 | GEN_LOAD_REG_TN(T1, rt); | |
897 | op_ldst(sdl); | |
898 | opn = "sdl"; | |
899 | break; | |
900 | case OPC_LDR: | |
5d46d55d | 901 | GEN_LOAD_REG_TN(T1, rt); |
6af0bf9c FB |
902 | op_ldst(ldr); |
903 | GEN_STORE_TN_REG(rt, T0); | |
904 | opn = "ldr"; | |
905 | break; | |
906 | case OPC_SDR: | |
907 | GEN_LOAD_REG_TN(T1, rt); | |
908 | op_ldst(sdr); | |
909 | opn = "sdr"; | |
910 | break; | |
911 | #endif | |
912 | case OPC_LW: | |
6af0bf9c FB |
913 | op_ldst(lw); |
914 | GEN_STORE_TN_REG(rt, T0); | |
915 | opn = "lw"; | |
916 | break; | |
917 | case OPC_SW: | |
6af0bf9c FB |
918 | GEN_LOAD_REG_TN(T1, rt); |
919 | op_ldst(sw); | |
920 | opn = "sw"; | |
921 | break; | |
922 | case OPC_LH: | |
6af0bf9c FB |
923 | op_ldst(lh); |
924 | GEN_STORE_TN_REG(rt, T0); | |
925 | opn = "lh"; | |
926 | break; | |
927 | case OPC_SH: | |
6af0bf9c FB |
928 | GEN_LOAD_REG_TN(T1, rt); |
929 | op_ldst(sh); | |
930 | opn = "sh"; | |
931 | break; | |
932 | case OPC_LHU: | |
6af0bf9c FB |
933 | op_ldst(lhu); |
934 | GEN_STORE_TN_REG(rt, T0); | |
935 | opn = "lhu"; | |
936 | break; | |
937 | case OPC_LB: | |
938 | op_ldst(lb); | |
939 | GEN_STORE_TN_REG(rt, T0); | |
940 | opn = "lb"; | |
941 | break; | |
942 | case OPC_SB: | |
943 | GEN_LOAD_REG_TN(T1, rt); | |
944 | op_ldst(sb); | |
945 | opn = "sb"; | |
946 | break; | |
947 | case OPC_LBU: | |
948 | op_ldst(lbu); | |
949 | GEN_STORE_TN_REG(rt, T0); | |
950 | opn = "lbu"; | |
951 | break; | |
952 | case OPC_LWL: | |
9d1d106a | 953 | GEN_LOAD_REG_TN(T1, rt); |
6af0bf9c FB |
954 | op_ldst(lwl); |
955 | GEN_STORE_TN_REG(rt, T0); | |
956 | opn = "lwl"; | |
957 | break; | |
958 | case OPC_SWL: | |
959 | GEN_LOAD_REG_TN(T1, rt); | |
960 | op_ldst(swl); | |
961 | opn = "swr"; | |
962 | break; | |
963 | case OPC_LWR: | |
9d1d106a | 964 | GEN_LOAD_REG_TN(T1, rt); |
6af0bf9c FB |
965 | op_ldst(lwr); |
966 | GEN_STORE_TN_REG(rt, T0); | |
967 | opn = "lwr"; | |
968 | break; | |
969 | case OPC_SWR: | |
970 | GEN_LOAD_REG_TN(T1, rt); | |
971 | op_ldst(swr); | |
972 | opn = "swr"; | |
973 | break; | |
974 | case OPC_LL: | |
975 | op_ldst(ll); | |
976 | GEN_STORE_TN_REG(rt, T0); | |
977 | opn = "ll"; | |
978 | break; | |
979 | case OPC_SC: | |
62c5609a | 980 | save_cpu_state(ctx, 1); |
6af0bf9c FB |
981 | GEN_LOAD_REG_TN(T1, rt); |
982 | op_ldst(sc); | |
983 | GEN_STORE_TN_REG(rt, T0); | |
984 | opn = "sc"; | |
985 | break; | |
986 | default: | |
923617a3 | 987 | MIPS_INVAL(opn); |
6af0bf9c FB |
988 | generate_exception(ctx, EXCP_RI); |
989 | return; | |
990 | } | |
991 | MIPS_DEBUG("%s %s, %d(%s)", opn, regnames[rt], offset, regnames[base]); | |
992 | } | |
993 | ||
6ea83fed | 994 | /* Load and store */ |
7a387fff | 995 | static void gen_flt_ldst (DisasContext *ctx, uint32_t opc, int ft, |
6ea83fed FB |
996 | int base, int16_t offset) |
997 | { | |
923617a3 | 998 | const char *opn = "flt_ldst"; |
6ea83fed FB |
999 | |
1000 | if (base == 0) { | |
1001 | GEN_LOAD_IMM_TN(T0, offset); | |
1002 | } else if (offset == 0) { | |
1003 | gen_op_load_gpr_T0(base); | |
1004 | } else { | |
1005 | gen_op_load_gpr_T0(base); | |
1006 | gen_op_set_T1(offset); | |
a6763a58 | 1007 | gen_op_addr_add(); |
6ea83fed FB |
1008 | } |
1009 | /* Don't do NOP if destination is zero: we must perform the actual | |
ead9360e | 1010 | memory access. */ |
6ea83fed FB |
1011 | switch (opc) { |
1012 | case OPC_LWC1: | |
1013 | op_ldst(lwc1); | |
1014 | GEN_STORE_FTN_FREG(ft, WT0); | |
1015 | opn = "lwc1"; | |
1016 | break; | |
1017 | case OPC_SWC1: | |
1018 | GEN_LOAD_FREG_FTN(WT0, ft); | |
1019 | op_ldst(swc1); | |
1020 | opn = "swc1"; | |
1021 | break; | |
1022 | case OPC_LDC1: | |
1023 | op_ldst(ldc1); | |
1024 | GEN_STORE_FTN_FREG(ft, DT0); | |
1025 | opn = "ldc1"; | |
1026 | break; | |
1027 | case OPC_SDC1: | |
1028 | GEN_LOAD_FREG_FTN(DT0, ft); | |
1029 | op_ldst(sdc1); | |
1030 | opn = "sdc1"; | |
1031 | break; | |
1032 | default: | |
923617a3 | 1033 | MIPS_INVAL(opn); |
e397ee33 | 1034 | generate_exception(ctx, EXCP_RI); |
6ea83fed FB |
1035 | return; |
1036 | } | |
1037 | MIPS_DEBUG("%s %s, %d(%s)", opn, fregnames[ft], offset, regnames[base]); | |
1038 | } | |
6ea83fed | 1039 | |
6af0bf9c | 1040 | /* Arithmetic with immediate operand */ |
e189e748 TS |
1041 | static void gen_arith_imm (CPUState *env, DisasContext *ctx, uint32_t opc, |
1042 | int rt, int rs, int16_t imm) | |
6af0bf9c | 1043 | { |
f469b9db | 1044 | target_ulong uimm; |
923617a3 | 1045 | const char *opn = "imm arith"; |
6af0bf9c | 1046 | |
7a387fff | 1047 | if (rt == 0 && opc != OPC_ADDI && opc != OPC_DADDI) { |
ead9360e TS |
1048 | /* If no destination, treat it as a NOP. |
1049 | For addi, we must generate the overflow exception when needed. */ | |
6af0bf9c FB |
1050 | MIPS_DEBUG("NOP"); |
1051 | return; | |
1052 | } | |
5a63bcb2 TS |
1053 | uimm = (uint16_t)imm; |
1054 | switch (opc) { | |
1055 | case OPC_ADDI: | |
1056 | case OPC_ADDIU: | |
1057 | #ifdef TARGET_MIPS64 | |
1058 | case OPC_DADDI: | |
1059 | case OPC_DADDIU: | |
1060 | #endif | |
1061 | case OPC_SLTI: | |
1062 | case OPC_SLTIU: | |
f469b9db | 1063 | uimm = (target_long)imm; /* Sign extend to 32/64 bits */ |
5a63bcb2 TS |
1064 | /* Fall through. */ |
1065 | case OPC_ANDI: | |
1066 | case OPC_ORI: | |
1067 | case OPC_XORI: | |
6af0bf9c FB |
1068 | GEN_LOAD_REG_TN(T0, rs); |
1069 | GEN_LOAD_IMM_TN(T1, uimm); | |
5a63bcb2 TS |
1070 | break; |
1071 | case OPC_LUI: | |
9b9e4393 | 1072 | GEN_LOAD_IMM_TN(T0, imm << 16); |
5a63bcb2 TS |
1073 | break; |
1074 | case OPC_SLL: | |
1075 | case OPC_SRA: | |
1076 | case OPC_SRL: | |
1077 | #ifdef TARGET_MIPS64 | |
1078 | case OPC_DSLL: | |
1079 | case OPC_DSRA: | |
1080 | case OPC_DSRL: | |
1081 | case OPC_DSLL32: | |
1082 | case OPC_DSRA32: | |
1083 | case OPC_DSRL32: | |
1084 | #endif | |
1085 | uimm &= 0x1f; | |
1086 | GEN_LOAD_REG_TN(T0, rs); | |
1087 | GEN_LOAD_IMM_TN(T1, uimm); | |
1088 | break; | |
6af0bf9c FB |
1089 | } |
1090 | switch (opc) { | |
1091 | case OPC_ADDI: | |
1092 | save_cpu_state(ctx, 1); | |
1093 | gen_op_addo(); | |
1094 | opn = "addi"; | |
1095 | break; | |
1096 | case OPC_ADDIU: | |
1097 | gen_op_add(); | |
1098 | opn = "addiu"; | |
1099 | break; | |
60aa19ab | 1100 | #ifdef TARGET_MIPS64 |
7a387fff TS |
1101 | case OPC_DADDI: |
1102 | save_cpu_state(ctx, 1); | |
1103 | gen_op_daddo(); | |
1104 | opn = "daddi"; | |
1105 | break; | |
1106 | case OPC_DADDIU: | |
1107 | gen_op_dadd(); | |
1108 | opn = "daddiu"; | |
1109 | break; | |
1110 | #endif | |
6af0bf9c FB |
1111 | case OPC_SLTI: |
1112 | gen_op_lt(); | |
1113 | opn = "slti"; | |
1114 | break; | |
1115 | case OPC_SLTIU: | |
1116 | gen_op_ltu(); | |
1117 | opn = "sltiu"; | |
1118 | break; | |
1119 | case OPC_ANDI: | |
1120 | gen_op_and(); | |
1121 | opn = "andi"; | |
1122 | break; | |
1123 | case OPC_ORI: | |
1124 | gen_op_or(); | |
1125 | opn = "ori"; | |
1126 | break; | |
1127 | case OPC_XORI: | |
1128 | gen_op_xor(); | |
1129 | opn = "xori"; | |
1130 | break; | |
1131 | case OPC_LUI: | |
1132 | opn = "lui"; | |
1133 | break; | |
1134 | case OPC_SLL: | |
1135 | gen_op_sll(); | |
1136 | opn = "sll"; | |
1137 | break; | |
1138 | case OPC_SRA: | |
1139 | gen_op_sra(); | |
1140 | opn = "sra"; | |
1141 | break; | |
1142 | case OPC_SRL: | |
5a63bcb2 TS |
1143 | switch ((ctx->opcode >> 21) & 0x1f) { |
1144 | case 0: | |
7a387fff TS |
1145 | gen_op_srl(); |
1146 | opn = "srl"; | |
5a63bcb2 TS |
1147 | break; |
1148 | case 1: | |
e189e748 TS |
1149 | /* rotr is decoded as srl on non-R2 CPUs */ |
1150 | if (env->insn_flags & ISA_MIPS32R2) { | |
1151 | gen_op_rotr(); | |
1152 | opn = "rotr"; | |
1153 | } else { | |
1154 | gen_op_srl(); | |
1155 | opn = "srl"; | |
1156 | } | |
5a63bcb2 TS |
1157 | break; |
1158 | default: | |
1159 | MIPS_INVAL("invalid srl flag"); | |
1160 | generate_exception(ctx, EXCP_RI); | |
1161 | break; | |
1162 | } | |
7a387fff | 1163 | break; |
60aa19ab | 1164 | #ifdef TARGET_MIPS64 |
7a387fff TS |
1165 | case OPC_DSLL: |
1166 | gen_op_dsll(); | |
1167 | opn = "dsll"; | |
1168 | break; | |
1169 | case OPC_DSRA: | |
1170 | gen_op_dsra(); | |
1171 | opn = "dsra"; | |
1172 | break; | |
1173 | case OPC_DSRL: | |
5a63bcb2 TS |
1174 | switch ((ctx->opcode >> 21) & 0x1f) { |
1175 | case 0: | |
7a387fff TS |
1176 | gen_op_dsrl(); |
1177 | opn = "dsrl"; | |
5a63bcb2 TS |
1178 | break; |
1179 | case 1: | |
e189e748 TS |
1180 | /* drotr is decoded as dsrl on non-R2 CPUs */ |
1181 | if (env->insn_flags & ISA_MIPS32R2) { | |
1182 | gen_op_drotr(); | |
1183 | opn = "drotr"; | |
1184 | } else { | |
1185 | gen_op_dsrl(); | |
1186 | opn = "dsrl"; | |
1187 | } | |
5a63bcb2 TS |
1188 | break; |
1189 | default: | |
1190 | MIPS_INVAL("invalid dsrl flag"); | |
1191 | generate_exception(ctx, EXCP_RI); | |
1192 | break; | |
1193 | } | |
7a387fff TS |
1194 | break; |
1195 | case OPC_DSLL32: | |
1196 | gen_op_dsll32(); | |
1197 | opn = "dsll32"; | |
1198 | break; | |
1199 | case OPC_DSRA32: | |
1200 | gen_op_dsra32(); | |
1201 | opn = "dsra32"; | |
1202 | break; | |
1203 | case OPC_DSRL32: | |
5a63bcb2 TS |
1204 | switch ((ctx->opcode >> 21) & 0x1f) { |
1205 | case 0: | |
7a387fff TS |
1206 | gen_op_dsrl32(); |
1207 | opn = "dsrl32"; | |
5a63bcb2 TS |
1208 | break; |
1209 | case 1: | |
e189e748 TS |
1210 | /* drotr32 is decoded as dsrl32 on non-R2 CPUs */ |
1211 | if (env->insn_flags & ISA_MIPS32R2) { | |
1212 | gen_op_drotr32(); | |
1213 | opn = "drotr32"; | |
1214 | } else { | |
1215 | gen_op_dsrl32(); | |
1216 | opn = "dsrl32"; | |
1217 | } | |
5a63bcb2 TS |
1218 | break; |
1219 | default: | |
1220 | MIPS_INVAL("invalid dsrl32 flag"); | |
1221 | generate_exception(ctx, EXCP_RI); | |
1222 | break; | |
1223 | } | |
6af0bf9c | 1224 | break; |
7a387fff | 1225 | #endif |
6af0bf9c | 1226 | default: |
923617a3 | 1227 | MIPS_INVAL(opn); |
6af0bf9c FB |
1228 | generate_exception(ctx, EXCP_RI); |
1229 | return; | |
1230 | } | |
1231 | GEN_STORE_TN_REG(rt, T0); | |
93b12ccc | 1232 | MIPS_DEBUG("%s %s, %s, " TARGET_FMT_lx, opn, regnames[rt], regnames[rs], uimm); |
6af0bf9c FB |
1233 | } |
1234 | ||
1235 | /* Arithmetic */ | |
e189e748 | 1236 | static void gen_arith (CPUState *env, DisasContext *ctx, uint32_t opc, |
6af0bf9c FB |
1237 | int rd, int rs, int rt) |
1238 | { | |
923617a3 | 1239 | const char *opn = "arith"; |
6af0bf9c | 1240 | |
7a387fff TS |
1241 | if (rd == 0 && opc != OPC_ADD && opc != OPC_SUB |
1242 | && opc != OPC_DADD && opc != OPC_DSUB) { | |
ead9360e TS |
1243 | /* If no destination, treat it as a NOP. |
1244 | For add & sub, we must generate the overflow exception when needed. */ | |
6af0bf9c FB |
1245 | MIPS_DEBUG("NOP"); |
1246 | return; | |
1247 | } | |
1248 | GEN_LOAD_REG_TN(T0, rs); | |
1249 | GEN_LOAD_REG_TN(T1, rt); | |
1250 | switch (opc) { | |
1251 | case OPC_ADD: | |
1252 | save_cpu_state(ctx, 1); | |
1253 | gen_op_addo(); | |
1254 | opn = "add"; | |
1255 | break; | |
1256 | case OPC_ADDU: | |
1257 | gen_op_add(); | |
1258 | opn = "addu"; | |
1259 | break; | |
1260 | case OPC_SUB: | |
1261 | save_cpu_state(ctx, 1); | |
1262 | gen_op_subo(); | |
1263 | opn = "sub"; | |
1264 | break; | |
1265 | case OPC_SUBU: | |
1266 | gen_op_sub(); | |
1267 | opn = "subu"; | |
1268 | break; | |
60aa19ab | 1269 | #ifdef TARGET_MIPS64 |
7a387fff TS |
1270 | case OPC_DADD: |
1271 | save_cpu_state(ctx, 1); | |
1272 | gen_op_daddo(); | |
1273 | opn = "dadd"; | |
1274 | break; | |
1275 | case OPC_DADDU: | |
1276 | gen_op_dadd(); | |
1277 | opn = "daddu"; | |
1278 | break; | |
1279 | case OPC_DSUB: | |
1280 | save_cpu_state(ctx, 1); | |
1281 | gen_op_dsubo(); | |
1282 | opn = "dsub"; | |
1283 | break; | |
1284 | case OPC_DSUBU: | |
1285 | gen_op_dsub(); | |
1286 | opn = "dsubu"; | |
1287 | break; | |
1288 | #endif | |
6af0bf9c FB |
1289 | case OPC_SLT: |
1290 | gen_op_lt(); | |
1291 | opn = "slt"; | |
1292 | break; | |
1293 | case OPC_SLTU: | |
1294 | gen_op_ltu(); | |
1295 | opn = "sltu"; | |
1296 | break; | |
1297 | case OPC_AND: | |
1298 | gen_op_and(); | |
1299 | opn = "and"; | |
1300 | break; | |
1301 | case OPC_NOR: | |
1302 | gen_op_nor(); | |
1303 | opn = "nor"; | |
1304 | break; | |
1305 | case OPC_OR: | |
1306 | gen_op_or(); | |
1307 | opn = "or"; | |
1308 | break; | |
1309 | case OPC_XOR: | |
1310 | gen_op_xor(); | |
1311 | opn = "xor"; | |
1312 | break; | |
1313 | case OPC_MUL: | |
1314 | gen_op_mul(); | |
1315 | opn = "mul"; | |
1316 | break; | |
1317 | case OPC_MOVN: | |
1318 | gen_op_movn(rd); | |
1319 | opn = "movn"; | |
1320 | goto print; | |
1321 | case OPC_MOVZ: | |
1322 | gen_op_movz(rd); | |
1323 | opn = "movz"; | |
1324 | goto print; | |
1325 | case OPC_SLLV: | |
1326 | gen_op_sllv(); | |
1327 | opn = "sllv"; | |
1328 | break; | |
1329 | case OPC_SRAV: | |
1330 | gen_op_srav(); | |
1331 | opn = "srav"; | |
1332 | break; | |
1333 | case OPC_SRLV: | |
5a63bcb2 TS |
1334 | switch ((ctx->opcode >> 6) & 0x1f) { |
1335 | case 0: | |
7a387fff TS |
1336 | gen_op_srlv(); |
1337 | opn = "srlv"; | |
5a63bcb2 TS |
1338 | break; |
1339 | case 1: | |
e189e748 TS |
1340 | /* rotrv is decoded as srlv on non-R2 CPUs */ |
1341 | if (env->insn_flags & ISA_MIPS32R2) { | |
1342 | gen_op_rotrv(); | |
1343 | opn = "rotrv"; | |
1344 | } else { | |
1345 | gen_op_srlv(); | |
1346 | opn = "srlv"; | |
1347 | } | |
5a63bcb2 TS |
1348 | break; |
1349 | default: | |
1350 | MIPS_INVAL("invalid srlv flag"); | |
1351 | generate_exception(ctx, EXCP_RI); | |
1352 | break; | |
1353 | } | |
7a387fff | 1354 | break; |
60aa19ab | 1355 | #ifdef TARGET_MIPS64 |
7a387fff TS |
1356 | case OPC_DSLLV: |
1357 | gen_op_dsllv(); | |
1358 | opn = "dsllv"; | |
1359 | break; | |
1360 | case OPC_DSRAV: | |
1361 | gen_op_dsrav(); | |
1362 | opn = "dsrav"; | |
1363 | break; | |
1364 | case OPC_DSRLV: | |
5a63bcb2 TS |
1365 | switch ((ctx->opcode >> 6) & 0x1f) { |
1366 | case 0: | |
7a387fff TS |
1367 | gen_op_dsrlv(); |
1368 | opn = "dsrlv"; | |
5a63bcb2 TS |
1369 | break; |
1370 | case 1: | |
e189e748 TS |
1371 | /* drotrv is decoded as dsrlv on non-R2 CPUs */ |
1372 | if (env->insn_flags & ISA_MIPS32R2) { | |
1373 | gen_op_drotrv(); | |
1374 | opn = "drotrv"; | |
1375 | } else { | |
1376 | gen_op_dsrlv(); | |
1377 | opn = "dsrlv"; | |
1378 | } | |
5a63bcb2 TS |
1379 | break; |
1380 | default: | |
1381 | MIPS_INVAL("invalid dsrlv flag"); | |
1382 | generate_exception(ctx, EXCP_RI); | |
1383 | break; | |
1384 | } | |
6af0bf9c | 1385 | break; |
7a387fff | 1386 | #endif |
6af0bf9c | 1387 | default: |
923617a3 | 1388 | MIPS_INVAL(opn); |
6af0bf9c FB |
1389 | generate_exception(ctx, EXCP_RI); |
1390 | return; | |
1391 | } | |
1392 | GEN_STORE_TN_REG(rd, T0); | |
1393 | print: | |
1394 | MIPS_DEBUG("%s %s, %s, %s", opn, regnames[rd], regnames[rs], regnames[rt]); | |
1395 | } | |
1396 | ||
1397 | /* Arithmetic on HI/LO registers */ | |
7a387fff | 1398 | static void gen_HILO (DisasContext *ctx, uint32_t opc, int reg) |
6af0bf9c | 1399 | { |
923617a3 | 1400 | const char *opn = "hilo"; |
6af0bf9c FB |
1401 | |
1402 | if (reg == 0 && (opc == OPC_MFHI || opc == OPC_MFLO)) { | |
ead9360e | 1403 | /* Treat as NOP. */ |
6af0bf9c FB |
1404 | MIPS_DEBUG("NOP"); |
1405 | return; | |
1406 | } | |
1407 | switch (opc) { | |
1408 | case OPC_MFHI: | |
ead9360e | 1409 | gen_op_load_HI(0); |
6af0bf9c FB |
1410 | GEN_STORE_TN_REG(reg, T0); |
1411 | opn = "mfhi"; | |
1412 | break; | |
1413 | case OPC_MFLO: | |
ead9360e | 1414 | gen_op_load_LO(0); |
6af0bf9c FB |
1415 | GEN_STORE_TN_REG(reg, T0); |
1416 | opn = "mflo"; | |
1417 | break; | |
1418 | case OPC_MTHI: | |
1419 | GEN_LOAD_REG_TN(T0, reg); | |
ead9360e | 1420 | gen_op_store_HI(0); |
6af0bf9c FB |
1421 | opn = "mthi"; |
1422 | break; | |
1423 | case OPC_MTLO: | |
1424 | GEN_LOAD_REG_TN(T0, reg); | |
ead9360e | 1425 | gen_op_store_LO(0); |
6af0bf9c FB |
1426 | opn = "mtlo"; |
1427 | break; | |
1428 | default: | |
923617a3 | 1429 | MIPS_INVAL(opn); |
6af0bf9c FB |
1430 | generate_exception(ctx, EXCP_RI); |
1431 | return; | |
1432 | } | |
1433 | MIPS_DEBUG("%s %s", opn, regnames[reg]); | |
1434 | } | |
1435 | ||
7a387fff | 1436 | static void gen_muldiv (DisasContext *ctx, uint32_t opc, |
6af0bf9c FB |
1437 | int rs, int rt) |
1438 | { | |
923617a3 | 1439 | const char *opn = "mul/div"; |
6af0bf9c FB |
1440 | |
1441 | GEN_LOAD_REG_TN(T0, rs); | |
1442 | GEN_LOAD_REG_TN(T1, rt); | |
1443 | switch (opc) { | |
1444 | case OPC_DIV: | |
1445 | gen_op_div(); | |
1446 | opn = "div"; | |
1447 | break; | |
1448 | case OPC_DIVU: | |
1449 | gen_op_divu(); | |
1450 | opn = "divu"; | |
1451 | break; | |
1452 | case OPC_MULT: | |
1453 | gen_op_mult(); | |
1454 | opn = "mult"; | |
1455 | break; | |
1456 | case OPC_MULTU: | |
1457 | gen_op_multu(); | |
1458 | opn = "multu"; | |
1459 | break; | |
60aa19ab | 1460 | #ifdef TARGET_MIPS64 |
7a387fff TS |
1461 | case OPC_DDIV: |
1462 | gen_op_ddiv(); | |
1463 | opn = "ddiv"; | |
1464 | break; | |
1465 | case OPC_DDIVU: | |
1466 | gen_op_ddivu(); | |
1467 | opn = "ddivu"; | |
1468 | break; | |
1469 | case OPC_DMULT: | |
1470 | gen_op_dmult(); | |
1471 | opn = "dmult"; | |
1472 | break; | |
1473 | case OPC_DMULTU: | |
1474 | gen_op_dmultu(); | |
1475 | opn = "dmultu"; | |
1476 | break; | |
1477 | #endif | |
6af0bf9c FB |
1478 | case OPC_MADD: |
1479 | gen_op_madd(); | |
1480 | opn = "madd"; | |
1481 | break; | |
1482 | case OPC_MADDU: | |
1483 | gen_op_maddu(); | |
1484 | opn = "maddu"; | |
1485 | break; | |
1486 | case OPC_MSUB: | |
1487 | gen_op_msub(); | |
1488 | opn = "msub"; | |
1489 | break; | |
1490 | case OPC_MSUBU: | |
1491 | gen_op_msubu(); | |
1492 | opn = "msubu"; | |
1493 | break; | |
1494 | default: | |
923617a3 | 1495 | MIPS_INVAL(opn); |
6af0bf9c FB |
1496 | generate_exception(ctx, EXCP_RI); |
1497 | return; | |
1498 | } | |
1499 | MIPS_DEBUG("%s %s %s", opn, regnames[rs], regnames[rt]); | |
1500 | } | |
1501 | ||
7a387fff | 1502 | static void gen_cl (DisasContext *ctx, uint32_t opc, |
6af0bf9c FB |
1503 | int rd, int rs) |
1504 | { | |
923617a3 | 1505 | const char *opn = "CLx"; |
6af0bf9c | 1506 | if (rd == 0) { |
ead9360e | 1507 | /* Treat as NOP. */ |
6af0bf9c FB |
1508 | MIPS_DEBUG("NOP"); |
1509 | return; | |
1510 | } | |
1511 | GEN_LOAD_REG_TN(T0, rs); | |
1512 | switch (opc) { | |
1513 | case OPC_CLO: | |
6af0bf9c FB |
1514 | gen_op_clo(); |
1515 | opn = "clo"; | |
1516 | break; | |
1517 | case OPC_CLZ: | |
6af0bf9c FB |
1518 | gen_op_clz(); |
1519 | opn = "clz"; | |
1520 | break; | |
60aa19ab | 1521 | #ifdef TARGET_MIPS64 |
7a387fff TS |
1522 | case OPC_DCLO: |
1523 | gen_op_dclo(); | |
1524 | opn = "dclo"; | |
1525 | break; | |
1526 | case OPC_DCLZ: | |
1527 | gen_op_dclz(); | |
1528 | opn = "dclz"; | |
1529 | break; | |
1530 | #endif | |
6af0bf9c | 1531 | default: |
923617a3 | 1532 | MIPS_INVAL(opn); |
6af0bf9c FB |
1533 | generate_exception(ctx, EXCP_RI); |
1534 | return; | |
1535 | } | |
1536 | gen_op_store_T0_gpr(rd); | |
1537 | MIPS_DEBUG("%s %s, %s", opn, regnames[rd], regnames[rs]); | |
1538 | } | |
1539 | ||
1540 | /* Traps */ | |
7a387fff | 1541 | static void gen_trap (DisasContext *ctx, uint32_t opc, |
6af0bf9c FB |
1542 | int rs, int rt, int16_t imm) |
1543 | { | |
1544 | int cond; | |
1545 | ||
1546 | cond = 0; | |
1547 | /* Load needed operands */ | |
1548 | switch (opc) { | |
1549 | case OPC_TEQ: | |
1550 | case OPC_TGE: | |
1551 | case OPC_TGEU: | |
1552 | case OPC_TLT: | |
1553 | case OPC_TLTU: | |
1554 | case OPC_TNE: | |
1555 | /* Compare two registers */ | |
1556 | if (rs != rt) { | |
1557 | GEN_LOAD_REG_TN(T0, rs); | |
1558 | GEN_LOAD_REG_TN(T1, rt); | |
1559 | cond = 1; | |
1560 | } | |
179e32bb | 1561 | break; |
6af0bf9c FB |
1562 | case OPC_TEQI: |
1563 | case OPC_TGEI: | |
1564 | case OPC_TGEIU: | |
1565 | case OPC_TLTI: | |
1566 | case OPC_TLTIU: | |
1567 | case OPC_TNEI: | |
1568 | /* Compare register to immediate */ | |
1569 | if (rs != 0 || imm != 0) { | |
1570 | GEN_LOAD_REG_TN(T0, rs); | |
1571 | GEN_LOAD_IMM_TN(T1, (int32_t)imm); | |
1572 | cond = 1; | |
1573 | } | |
1574 | break; | |
1575 | } | |
1576 | if (cond == 0) { | |
1577 | switch (opc) { | |
1578 | case OPC_TEQ: /* rs == rs */ | |
1579 | case OPC_TEQI: /* r0 == 0 */ | |
1580 | case OPC_TGE: /* rs >= rs */ | |
1581 | case OPC_TGEI: /* r0 >= 0 */ | |
1582 | case OPC_TGEU: /* rs >= rs unsigned */ | |
1583 | case OPC_TGEIU: /* r0 >= 0 unsigned */ | |
1584 | /* Always trap */ | |
1585 | gen_op_set_T0(1); | |
1586 | break; | |
1587 | case OPC_TLT: /* rs < rs */ | |
1588 | case OPC_TLTI: /* r0 < 0 */ | |
1589 | case OPC_TLTU: /* rs < rs unsigned */ | |
1590 | case OPC_TLTIU: /* r0 < 0 unsigned */ | |
1591 | case OPC_TNE: /* rs != rs */ | |
1592 | case OPC_TNEI: /* r0 != 0 */ | |
ead9360e | 1593 | /* Never trap: treat as NOP. */ |
6af0bf9c FB |
1594 | return; |
1595 | default: | |
923617a3 | 1596 | MIPS_INVAL("trap"); |
6af0bf9c FB |
1597 | generate_exception(ctx, EXCP_RI); |
1598 | return; | |
1599 | } | |
1600 | } else { | |
1601 | switch (opc) { | |
1602 | case OPC_TEQ: | |
1603 | case OPC_TEQI: | |
1604 | gen_op_eq(); | |
1605 | break; | |
1606 | case OPC_TGE: | |
1607 | case OPC_TGEI: | |
1608 | gen_op_ge(); | |
1609 | break; | |
1610 | case OPC_TGEU: | |
1611 | case OPC_TGEIU: | |
1612 | gen_op_geu(); | |
1613 | break; | |
1614 | case OPC_TLT: | |
1615 | case OPC_TLTI: | |
1616 | gen_op_lt(); | |
1617 | break; | |
1618 | case OPC_TLTU: | |
1619 | case OPC_TLTIU: | |
1620 | gen_op_ltu(); | |
1621 | break; | |
1622 | case OPC_TNE: | |
1623 | case OPC_TNEI: | |
1624 | gen_op_ne(); | |
1625 | break; | |
1626 | default: | |
923617a3 | 1627 | MIPS_INVAL("trap"); |
6af0bf9c FB |
1628 | generate_exception(ctx, EXCP_RI); |
1629 | return; | |
1630 | } | |
1631 | } | |
1632 | save_cpu_state(ctx, 1); | |
1633 | gen_op_trap(); | |
1634 | ctx->bstate = BS_STOP; | |
1635 | } | |
1636 | ||
6e256c93 | 1637 | static inline void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest) |
c53be334 | 1638 | { |
6e256c93 FB |
1639 | TranslationBlock *tb; |
1640 | tb = ctx->tb; | |
1641 | if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) { | |
1642 | if (n == 0) | |
1643 | gen_op_goto_tb0(TBPARAM(tb)); | |
1644 | else | |
1645 | gen_op_goto_tb1(TBPARAM(tb)); | |
9b9e4393 | 1646 | gen_save_pc(dest); |
6e256c93 | 1647 | gen_op_set_T0((long)tb + n); |
6e256c93 | 1648 | } else { |
9b9e4393 | 1649 | gen_save_pc(dest); |
9898128f | 1650 | gen_op_reset_T0(); |
6e256c93 | 1651 | } |
9898128f | 1652 | gen_op_exit_tb(); |
c53be334 FB |
1653 | } |
1654 | ||
6af0bf9c | 1655 | /* Branches (before delay slot) */ |
7a387fff | 1656 | static void gen_compute_branch (DisasContext *ctx, uint32_t opc, |
6af0bf9c FB |
1657 | int rs, int rt, int32_t offset) |
1658 | { | |
3ad4bb2d TS |
1659 | target_ulong btarget = -1; |
1660 | int blink = 0; | |
1661 | int bcond = 0; | |
1662 | ||
1663 | if (ctx->hflags & MIPS_HFLAG_BMASK) { | |
923617a3 | 1664 | #ifdef MIPS_DEBUG_DISAS |
3ad4bb2d TS |
1665 | if (loglevel & CPU_LOG_TB_IN_ASM) { |
1666 | fprintf(logfile, | |
5a5012ec | 1667 | "Branch in delay slot at PC 0x" TARGET_FMT_lx "\n", |
38121543 | 1668 | ctx->pc); |
3ad4bb2d | 1669 | } |
923617a3 | 1670 | #endif |
3ad4bb2d TS |
1671 | generate_exception(ctx, EXCP_RI); |
1672 | return; | |
1673 | } | |
6af0bf9c | 1674 | |
6af0bf9c FB |
1675 | /* Load needed operands */ |
1676 | switch (opc) { | |
1677 | case OPC_BEQ: | |
1678 | case OPC_BEQL: | |
1679 | case OPC_BNE: | |
1680 | case OPC_BNEL: | |
1681 | /* Compare two registers */ | |
1682 | if (rs != rt) { | |
1683 | GEN_LOAD_REG_TN(T0, rs); | |
1684 | GEN_LOAD_REG_TN(T1, rt); | |
1685 | bcond = 1; | |
1686 | } | |
1687 | btarget = ctx->pc + 4 + offset; | |
1688 | break; | |
1689 | case OPC_BGEZ: | |
1690 | case OPC_BGEZAL: | |
1691 | case OPC_BGEZALL: | |
1692 | case OPC_BGEZL: | |
1693 | case OPC_BGTZ: | |
1694 | case OPC_BGTZL: | |
1695 | case OPC_BLEZ: | |
1696 | case OPC_BLEZL: | |
1697 | case OPC_BLTZ: | |
1698 | case OPC_BLTZAL: | |
1699 | case OPC_BLTZALL: | |
1700 | case OPC_BLTZL: | |
1701 | /* Compare to zero */ | |
1702 | if (rs != 0) { | |
1703 | gen_op_load_gpr_T0(rs); | |
1704 | bcond = 1; | |
1705 | } | |
1706 | btarget = ctx->pc + 4 + offset; | |
1707 | break; | |
1708 | case OPC_J: | |
1709 | case OPC_JAL: | |
1710 | /* Jump to immediate */ | |
9b9e4393 | 1711 | btarget = ((ctx->pc + 4) & (int32_t)0xF0000000) | (uint32_t)offset; |
6af0bf9c FB |
1712 | break; |
1713 | case OPC_JR: | |
1714 | case OPC_JALR: | |
1715 | /* Jump to register */ | |
7a387fff TS |
1716 | if (offset != 0 && offset != 16) { |
1717 | /* Hint = 0 is JR/JALR, hint 16 is JR.HB/JALR.HB, the | |
cbeb0857 | 1718 | others are reserved. */ |
923617a3 | 1719 | MIPS_INVAL("jump hint"); |
6af0bf9c FB |
1720 | generate_exception(ctx, EXCP_RI); |
1721 | return; | |
1722 | } | |
1723 | GEN_LOAD_REG_TN(T2, rs); | |
1724 | break; | |
1725 | default: | |
1726 | MIPS_INVAL("branch/jump"); | |
1727 | generate_exception(ctx, EXCP_RI); | |
1728 | return; | |
1729 | } | |
1730 | if (bcond == 0) { | |
1731 | /* No condition to be computed */ | |
1732 | switch (opc) { | |
1733 | case OPC_BEQ: /* rx == rx */ | |
1734 | case OPC_BEQL: /* rx == rx likely */ | |
1735 | case OPC_BGEZ: /* 0 >= 0 */ | |
1736 | case OPC_BGEZL: /* 0 >= 0 likely */ | |
1737 | case OPC_BLEZ: /* 0 <= 0 */ | |
1738 | case OPC_BLEZL: /* 0 <= 0 likely */ | |
1739 | /* Always take */ | |
4ad40f36 | 1740 | ctx->hflags |= MIPS_HFLAG_B; |
6af0bf9c FB |
1741 | MIPS_DEBUG("balways"); |
1742 | break; | |
1743 | case OPC_BGEZAL: /* 0 >= 0 */ | |
1744 | case OPC_BGEZALL: /* 0 >= 0 likely */ | |
1745 | /* Always take and link */ | |
1746 | blink = 31; | |
4ad40f36 | 1747 | ctx->hflags |= MIPS_HFLAG_B; |
6af0bf9c FB |
1748 | MIPS_DEBUG("balways and link"); |
1749 | break; | |
1750 | case OPC_BNE: /* rx != rx */ | |
1751 | case OPC_BGTZ: /* 0 > 0 */ | |
1752 | case OPC_BLTZ: /* 0 < 0 */ | |
ead9360e | 1753 | /* Treat as NOP. */ |
6af0bf9c FB |
1754 | MIPS_DEBUG("bnever (NOP)"); |
1755 | return; | |
eeef26cd | 1756 | case OPC_BLTZAL: /* 0 < 0 */ |
9b9e4393 | 1757 | GEN_LOAD_IMM_TN(T0, ctx->pc + 8); |
eeef26cd | 1758 | gen_op_store_T0_gpr(31); |
9898128f | 1759 | MIPS_DEBUG("bnever and link"); |
eeef26cd FB |
1760 | return; |
1761 | case OPC_BLTZALL: /* 0 < 0 likely */ | |
9b9e4393 | 1762 | GEN_LOAD_IMM_TN(T0, ctx->pc + 8); |
eeef26cd | 1763 | gen_op_store_T0_gpr(31); |
9898128f TS |
1764 | /* Skip the instruction in the delay slot */ |
1765 | MIPS_DEBUG("bnever, link and skip"); | |
1766 | ctx->pc += 4; | |
eeef26cd | 1767 | return; |
6af0bf9c FB |
1768 | case OPC_BNEL: /* rx != rx likely */ |
1769 | case OPC_BGTZL: /* 0 > 0 likely */ | |
6af0bf9c FB |
1770 | case OPC_BLTZL: /* 0 < 0 likely */ |
1771 | /* Skip the instruction in the delay slot */ | |
1772 | MIPS_DEBUG("bnever and skip"); | |
9898128f | 1773 | ctx->pc += 4; |
6af0bf9c FB |
1774 | return; |
1775 | case OPC_J: | |
4ad40f36 | 1776 | ctx->hflags |= MIPS_HFLAG_B; |
923617a3 | 1777 | MIPS_DEBUG("j " TARGET_FMT_lx, btarget); |
6af0bf9c FB |
1778 | break; |
1779 | case OPC_JAL: | |
1780 | blink = 31; | |
4ad40f36 | 1781 | ctx->hflags |= MIPS_HFLAG_B; |
923617a3 | 1782 | MIPS_DEBUG("jal " TARGET_FMT_lx, btarget); |
6af0bf9c FB |
1783 | break; |
1784 | case OPC_JR: | |
4ad40f36 | 1785 | ctx->hflags |= MIPS_HFLAG_BR; |
6af0bf9c FB |
1786 | MIPS_DEBUG("jr %s", regnames[rs]); |
1787 | break; | |
1788 | case OPC_JALR: | |
1789 | blink = rt; | |
4ad40f36 | 1790 | ctx->hflags |= MIPS_HFLAG_BR; |
6af0bf9c FB |
1791 | MIPS_DEBUG("jalr %s, %s", regnames[rt], regnames[rs]); |
1792 | break; | |
1793 | default: | |
1794 | MIPS_INVAL("branch/jump"); | |
1795 | generate_exception(ctx, EXCP_RI); | |
1796 | return; | |
1797 | } | |
1798 | } else { | |
1799 | switch (opc) { | |
1800 | case OPC_BEQ: | |
1801 | gen_op_eq(); | |
923617a3 | 1802 | MIPS_DEBUG("beq %s, %s, " TARGET_FMT_lx, |
6af0bf9c FB |
1803 | regnames[rs], regnames[rt], btarget); |
1804 | goto not_likely; | |
1805 | case OPC_BEQL: | |
1806 | gen_op_eq(); | |
923617a3 | 1807 | MIPS_DEBUG("beql %s, %s, " TARGET_FMT_lx, |
6af0bf9c FB |
1808 | regnames[rs], regnames[rt], btarget); |
1809 | goto likely; | |
1810 | case OPC_BNE: | |
1811 | gen_op_ne(); | |
923617a3 | 1812 | MIPS_DEBUG("bne %s, %s, " TARGET_FMT_lx, |
6af0bf9c FB |
1813 | regnames[rs], regnames[rt], btarget); |
1814 | goto not_likely; | |
1815 | case OPC_BNEL: | |
1816 | gen_op_ne(); | |
923617a3 | 1817 | MIPS_DEBUG("bnel %s, %s, " TARGET_FMT_lx, |
6af0bf9c FB |
1818 | regnames[rs], regnames[rt], btarget); |
1819 | goto likely; | |
1820 | case OPC_BGEZ: | |
1821 | gen_op_gez(); | |
923617a3 | 1822 | MIPS_DEBUG("bgez %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c FB |
1823 | goto not_likely; |
1824 | case OPC_BGEZL: | |
1825 | gen_op_gez(); | |
923617a3 | 1826 | MIPS_DEBUG("bgezl %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c FB |
1827 | goto likely; |
1828 | case OPC_BGEZAL: | |
1829 | gen_op_gez(); | |
923617a3 | 1830 | MIPS_DEBUG("bgezal %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c FB |
1831 | blink = 31; |
1832 | goto not_likely; | |
1833 | case OPC_BGEZALL: | |
1834 | gen_op_gez(); | |
1835 | blink = 31; | |
923617a3 | 1836 | MIPS_DEBUG("bgezall %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c FB |
1837 | goto likely; |
1838 | case OPC_BGTZ: | |
1839 | gen_op_gtz(); | |
923617a3 | 1840 | MIPS_DEBUG("bgtz %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c FB |
1841 | goto not_likely; |
1842 | case OPC_BGTZL: | |
1843 | gen_op_gtz(); | |
923617a3 | 1844 | MIPS_DEBUG("bgtzl %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c FB |
1845 | goto likely; |
1846 | case OPC_BLEZ: | |
1847 | gen_op_lez(); | |
923617a3 | 1848 | MIPS_DEBUG("blez %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c FB |
1849 | goto not_likely; |
1850 | case OPC_BLEZL: | |
1851 | gen_op_lez(); | |
923617a3 | 1852 | MIPS_DEBUG("blezl %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c FB |
1853 | goto likely; |
1854 | case OPC_BLTZ: | |
1855 | gen_op_ltz(); | |
923617a3 | 1856 | MIPS_DEBUG("bltz %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c FB |
1857 | goto not_likely; |
1858 | case OPC_BLTZL: | |
1859 | gen_op_ltz(); | |
923617a3 | 1860 | MIPS_DEBUG("bltzl %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c FB |
1861 | goto likely; |
1862 | case OPC_BLTZAL: | |
1863 | gen_op_ltz(); | |
1864 | blink = 31; | |
923617a3 | 1865 | MIPS_DEBUG("bltzal %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c | 1866 | not_likely: |
4ad40f36 | 1867 | ctx->hflags |= MIPS_HFLAG_BC; |
5a5012ec | 1868 | gen_op_set_bcond(); |
6af0bf9c FB |
1869 | break; |
1870 | case OPC_BLTZALL: | |
1871 | gen_op_ltz(); | |
1872 | blink = 31; | |
923617a3 | 1873 | MIPS_DEBUG("bltzall %s, " TARGET_FMT_lx, regnames[rs], btarget); |
6af0bf9c | 1874 | likely: |
4ad40f36 | 1875 | ctx->hflags |= MIPS_HFLAG_BL; |
5a5012ec TS |
1876 | gen_op_set_bcond(); |
1877 | gen_op_save_bcond(); | |
6af0bf9c | 1878 | break; |
c53f4a62 TS |
1879 | default: |
1880 | MIPS_INVAL("conditional branch/jump"); | |
1881 | generate_exception(ctx, EXCP_RI); | |
1882 | return; | |
6af0bf9c | 1883 | } |
6af0bf9c | 1884 | } |
923617a3 | 1885 | MIPS_DEBUG("enter ds: link %d cond %02x target " TARGET_FMT_lx, |
6af0bf9c | 1886 | blink, ctx->hflags, btarget); |
9b9e4393 | 1887 | |
6af0bf9c FB |
1888 | ctx->btarget = btarget; |
1889 | if (blink > 0) { | |
9b9e4393 | 1890 | GEN_LOAD_IMM_TN(T0, ctx->pc + 8); |
6af0bf9c FB |
1891 | gen_op_store_T0_gpr(blink); |
1892 | } | |
6af0bf9c FB |
1893 | } |
1894 | ||
7a387fff TS |
1895 | /* special3 bitfield operations */ |
1896 | static void gen_bitops (DisasContext *ctx, uint32_t opc, int rt, | |
1897 | int rs, int lsb, int msb) | |
1898 | { | |
1899 | GEN_LOAD_REG_TN(T1, rs); | |
1900 | switch (opc) { | |
1901 | case OPC_EXT: | |
1902 | if (lsb + msb > 31) | |
1903 | goto fail; | |
1904 | gen_op_ext(lsb, msb + 1); | |
1905 | break; | |
1906 | case OPC_DEXTM: | |
1907 | if (lsb + msb > 63) | |
1908 | goto fail; | |
1909 | gen_op_ext(lsb, msb + 1 + 32); | |
1910 | break; | |
1911 | case OPC_DEXTU: | |
1912 | if (lsb + msb > 63) | |
1913 | goto fail; | |
1914 | gen_op_ext(lsb + 32, msb + 1); | |
1915 | break; | |
1916 | case OPC_DEXT: | |
1917 | gen_op_ext(lsb, msb + 1); | |
1918 | break; | |
1919 | case OPC_INS: | |
1920 | if (lsb > msb) | |
1921 | goto fail; | |
171b31e7 | 1922 | GEN_LOAD_REG_TN(T0, rt); |
7a387fff TS |
1923 | gen_op_ins(lsb, msb - lsb + 1); |
1924 | break; | |
1925 | case OPC_DINSM: | |
1926 | if (lsb > msb) | |
1927 | goto fail; | |
171b31e7 | 1928 | GEN_LOAD_REG_TN(T0, rt); |
7a387fff TS |
1929 | gen_op_ins(lsb, msb - lsb + 1 + 32); |
1930 | break; | |
1931 | case OPC_DINSU: | |
1932 | if (lsb > msb) | |
1933 | goto fail; | |
171b31e7 | 1934 | GEN_LOAD_REG_TN(T0, rt); |
7a387fff TS |
1935 | gen_op_ins(lsb + 32, msb - lsb + 1); |
1936 | break; | |
1937 | case OPC_DINS: | |
1938 | if (lsb > msb) | |
1939 | goto fail; | |
171b31e7 | 1940 | GEN_LOAD_REG_TN(T0, rt); |
7a387fff TS |
1941 | gen_op_ins(lsb, msb - lsb + 1); |
1942 | break; | |
1943 | default: | |
1944 | fail: | |
1945 | MIPS_INVAL("bitops"); | |
1946 | generate_exception(ctx, EXCP_RI); | |
1947 | return; | |
1948 | } | |
1949 | GEN_STORE_TN_REG(rt, T0); | |
1950 | } | |
1951 | ||
6af0bf9c | 1952 | /* CP0 (MMU and control) */ |
3a95e3a7 | 1953 | static void gen_mfc0 (CPUState *env, DisasContext *ctx, int reg, int sel) |
873eb012 | 1954 | { |
7a387fff | 1955 | const char *rn = "invalid"; |
873eb012 | 1956 | |
e189e748 TS |
1957 | if (sel != 0) |
1958 | check_insn(env, ctx, ISA_MIPS32); | |
1959 | ||
873eb012 TS |
1960 | switch (reg) { |
1961 | case 0: | |
7a387fff TS |
1962 | switch (sel) { |
1963 | case 0: | |
2423f660 | 1964 | gen_op_mfc0_index(); |
7a387fff TS |
1965 | rn = "Index"; |
1966 | break; | |
1967 | case 1: | |
ead9360e TS |
1968 | check_mips_mt(env, ctx); |
1969 | gen_op_mfc0_mvpcontrol(); | |
7a387fff | 1970 | rn = "MVPControl"; |
ead9360e | 1971 | break; |
7a387fff | 1972 | case 2: |
ead9360e TS |
1973 | check_mips_mt(env, ctx); |
1974 | gen_op_mfc0_mvpconf0(); | |
7a387fff | 1975 | rn = "MVPConf0"; |
ead9360e | 1976 | break; |
7a387fff | 1977 | case 3: |
ead9360e TS |
1978 | check_mips_mt(env, ctx); |
1979 | gen_op_mfc0_mvpconf1(); | |
7a387fff | 1980 | rn = "MVPConf1"; |
ead9360e | 1981 | break; |
7a387fff TS |
1982 | default: |
1983 | goto die; | |
1984 | } | |
873eb012 TS |
1985 | break; |
1986 | case 1: | |
7a387fff TS |
1987 | switch (sel) { |
1988 | case 0: | |
1989 | gen_op_mfc0_random(); | |
1990 | rn = "Random"; | |
2423f660 | 1991 | break; |
7a387fff | 1992 | case 1: |
ead9360e TS |
1993 | check_mips_mt(env, ctx); |
1994 | gen_op_mfc0_vpecontrol(); | |
7a387fff | 1995 | rn = "VPEControl"; |
ead9360e | 1996 | break; |
7a387fff | 1997 | case 2: |
ead9360e TS |
1998 | check_mips_mt(env, ctx); |
1999 | gen_op_mfc0_vpeconf0(); | |
7a387fff | 2000 | rn = "VPEConf0"; |
ead9360e | 2001 | break; |
7a387fff | 2002 | case 3: |
ead9360e TS |
2003 | check_mips_mt(env, ctx); |
2004 | gen_op_mfc0_vpeconf1(); | |
7a387fff | 2005 | rn = "VPEConf1"; |
ead9360e | 2006 | break; |
7a387fff | 2007 | case 4: |
ead9360e TS |
2008 | check_mips_mt(env, ctx); |
2009 | gen_op_mfc0_yqmask(); | |
7a387fff | 2010 | rn = "YQMask"; |
ead9360e | 2011 | break; |
7a387fff | 2012 | case 5: |
ead9360e TS |
2013 | check_mips_mt(env, ctx); |
2014 | gen_op_mfc0_vpeschedule(); | |
7a387fff | 2015 | rn = "VPESchedule"; |
ead9360e | 2016 | break; |
7a387fff | 2017 | case 6: |
ead9360e TS |
2018 | check_mips_mt(env, ctx); |
2019 | gen_op_mfc0_vpeschefback(); | |
7a387fff | 2020 | rn = "VPEScheFBack"; |
ead9360e | 2021 | break; |
7a387fff | 2022 | case 7: |
ead9360e TS |
2023 | check_mips_mt(env, ctx); |
2024 | gen_op_mfc0_vpeopt(); | |
7a387fff | 2025 | rn = "VPEOpt"; |
ead9360e | 2026 | break; |
7a387fff TS |
2027 | default: |
2028 | goto die; | |
2029 | } | |
873eb012 TS |
2030 | break; |
2031 | case 2: | |
7a387fff TS |
2032 | switch (sel) { |
2033 | case 0: | |
2423f660 TS |
2034 | gen_op_mfc0_entrylo0(); |
2035 | rn = "EntryLo0"; | |
2036 | break; | |
7a387fff | 2037 | case 1: |
ead9360e TS |
2038 | check_mips_mt(env, ctx); |
2039 | gen_op_mfc0_tcstatus(); | |
2423f660 | 2040 | rn = "TCStatus"; |
ead9360e | 2041 | break; |
7a387fff | 2042 | case 2: |
ead9360e TS |
2043 | check_mips_mt(env, ctx); |
2044 | gen_op_mfc0_tcbind(); | |
2423f660 | 2045 | rn = "TCBind"; |
ead9360e | 2046 | break; |
7a387fff | 2047 | case 3: |
ead9360e TS |
2048 | check_mips_mt(env, ctx); |
2049 | gen_op_mfc0_tcrestart(); | |
2423f660 | 2050 | rn = "TCRestart"; |
ead9360e | 2051 | break; |
7a387fff | 2052 | case 4: |
ead9360e TS |
2053 | check_mips_mt(env, ctx); |
2054 | gen_op_mfc0_tchalt(); | |
2423f660 | 2055 | rn = "TCHalt"; |
ead9360e | 2056 | break; |
7a387fff | 2057 | case 5: |
ead9360e TS |
2058 | check_mips_mt(env, ctx); |
2059 | gen_op_mfc0_tccontext(); | |
2423f660 | 2060 | rn = "TCContext"; |
ead9360e | 2061 | break; |
7a387fff | 2062 | case 6: |
ead9360e TS |
2063 | check_mips_mt(env, ctx); |
2064 | gen_op_mfc0_tcschedule(); | |
2423f660 | 2065 | rn = "TCSchedule"; |
ead9360e | 2066 | break; |
7a387fff | 2067 | case 7: |
ead9360e TS |
2068 | check_mips_mt(env, ctx); |
2069 | gen_op_mfc0_tcschefback(); | |
2423f660 | 2070 | rn = "TCScheFBack"; |
ead9360e | 2071 | break; |
7a387fff TS |
2072 | default: |
2073 | goto die; | |
2074 | } | |
873eb012 TS |
2075 | break; |
2076 | case 3: | |
7a387fff TS |
2077 | switch (sel) { |
2078 | case 0: | |
2423f660 TS |
2079 | gen_op_mfc0_entrylo1(); |
2080 | rn = "EntryLo1"; | |
2081 | break; | |
7a387fff TS |
2082 | default: |
2083 | goto die; | |
1579a72e | 2084 | } |
873eb012 TS |
2085 | break; |
2086 | case 4: | |
7a387fff TS |
2087 | switch (sel) { |
2088 | case 0: | |
2423f660 TS |
2089 | gen_op_mfc0_context(); |
2090 | rn = "Context"; | |
2091 | break; | |
7a387fff | 2092 | case 1: |
2423f660 TS |
2093 | // gen_op_mfc0_contextconfig(); /* SmartMIPS ASE */ |
2094 | rn = "ContextConfig"; | |
2095 | // break; | |
7a387fff TS |
2096 | default: |
2097 | goto die; | |
1579a72e | 2098 | } |
873eb012 TS |
2099 | break; |
2100 | case 5: | |
7a387fff TS |
2101 | switch (sel) { |
2102 | case 0: | |
2423f660 TS |
2103 | gen_op_mfc0_pagemask(); |
2104 | rn = "PageMask"; | |
2105 | break; | |
7a387fff | 2106 | case 1: |
e189e748 | 2107 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
2108 | gen_op_mfc0_pagegrain(); |
2109 | rn = "PageGrain"; | |
2110 | break; | |
7a387fff TS |
2111 | default: |
2112 | goto die; | |
1579a72e | 2113 | } |
873eb012 TS |
2114 | break; |
2115 | case 6: | |
7a387fff TS |
2116 | switch (sel) { |
2117 | case 0: | |
2423f660 TS |
2118 | gen_op_mfc0_wired(); |
2119 | rn = "Wired"; | |
2120 | break; | |
7a387fff | 2121 | case 1: |
e189e748 | 2122 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 2123 | gen_op_mfc0_srsconf0(); |
2423f660 | 2124 | rn = "SRSConf0"; |
ead9360e | 2125 | break; |
7a387fff | 2126 | case 2: |
e189e748 | 2127 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 2128 | gen_op_mfc0_srsconf1(); |
2423f660 | 2129 | rn = "SRSConf1"; |
ead9360e | 2130 | break; |
7a387fff | 2131 | case 3: |
e189e748 | 2132 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 2133 | gen_op_mfc0_srsconf2(); |
2423f660 | 2134 | rn = "SRSConf2"; |
ead9360e | 2135 | break; |
7a387fff | 2136 | case 4: |
e189e748 | 2137 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 2138 | gen_op_mfc0_srsconf3(); |
2423f660 | 2139 | rn = "SRSConf3"; |
ead9360e | 2140 | break; |
7a387fff | 2141 | case 5: |
e189e748 | 2142 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 2143 | gen_op_mfc0_srsconf4(); |
2423f660 | 2144 | rn = "SRSConf4"; |
ead9360e | 2145 | break; |
7a387fff TS |
2146 | default: |
2147 | goto die; | |
1579a72e | 2148 | } |
873eb012 | 2149 | break; |
8c0fdd85 | 2150 | case 7: |
7a387fff TS |
2151 | switch (sel) { |
2152 | case 0: | |
e189e748 | 2153 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
2154 | gen_op_mfc0_hwrena(); |
2155 | rn = "HWREna"; | |
2156 | break; | |
7a387fff TS |
2157 | default: |
2158 | goto die; | |
1579a72e | 2159 | } |
8c0fdd85 | 2160 | break; |
873eb012 | 2161 | case 8: |
7a387fff TS |
2162 | switch (sel) { |
2163 | case 0: | |
2423f660 TS |
2164 | gen_op_mfc0_badvaddr(); |
2165 | rn = "BadVaddr"; | |
2166 | break; | |
7a387fff TS |
2167 | default: |
2168 | goto die; | |
2169 | } | |
873eb012 TS |
2170 | break; |
2171 | case 9: | |
7a387fff TS |
2172 | switch (sel) { |
2173 | case 0: | |
2423f660 TS |
2174 | gen_op_mfc0_count(); |
2175 | rn = "Count"; | |
2176 | break; | |
2177 | /* 6,7 are implementation dependent */ | |
7a387fff TS |
2178 | default: |
2179 | goto die; | |
2423f660 | 2180 | } |
873eb012 TS |
2181 | break; |
2182 | case 10: | |
7a387fff TS |
2183 | switch (sel) { |
2184 | case 0: | |
2423f660 TS |
2185 | gen_op_mfc0_entryhi(); |
2186 | rn = "EntryHi"; | |
2187 | break; | |
7a387fff TS |
2188 | default: |
2189 | goto die; | |
1579a72e | 2190 | } |
873eb012 TS |
2191 | break; |
2192 | case 11: | |
7a387fff TS |
2193 | switch (sel) { |
2194 | case 0: | |
2423f660 TS |
2195 | gen_op_mfc0_compare(); |
2196 | rn = "Compare"; | |
2197 | break; | |
2198 | /* 6,7 are implementation dependent */ | |
7a387fff TS |
2199 | default: |
2200 | goto die; | |
2423f660 | 2201 | } |
873eb012 TS |
2202 | break; |
2203 | case 12: | |
7a387fff TS |
2204 | switch (sel) { |
2205 | case 0: | |
2423f660 TS |
2206 | gen_op_mfc0_status(); |
2207 | rn = "Status"; | |
2208 | break; | |
7a387fff | 2209 | case 1: |
e189e748 | 2210 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
2211 | gen_op_mfc0_intctl(); |
2212 | rn = "IntCtl"; | |
2213 | break; | |
7a387fff | 2214 | case 2: |
e189e748 | 2215 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
2216 | gen_op_mfc0_srsctl(); |
2217 | rn = "SRSCtl"; | |
2218 | break; | |
7a387fff | 2219 | case 3: |
e189e748 | 2220 | check_insn(env, ctx, ISA_MIPS32R2); |
fd88b6ab | 2221 | gen_op_mfc0_srsmap(); |
2423f660 | 2222 | rn = "SRSMap"; |
fd88b6ab | 2223 | break; |
7a387fff TS |
2224 | default: |
2225 | goto die; | |
2226 | } | |
873eb012 TS |
2227 | break; |
2228 | case 13: | |
7a387fff TS |
2229 | switch (sel) { |
2230 | case 0: | |
2423f660 TS |
2231 | gen_op_mfc0_cause(); |
2232 | rn = "Cause"; | |
2233 | break; | |
7a387fff TS |
2234 | default: |
2235 | goto die; | |
2236 | } | |
873eb012 TS |
2237 | break; |
2238 | case 14: | |
7a387fff TS |
2239 | switch (sel) { |
2240 | case 0: | |
2423f660 TS |
2241 | gen_op_mfc0_epc(); |
2242 | rn = "EPC"; | |
2243 | break; | |
7a387fff TS |
2244 | default: |
2245 | goto die; | |
1579a72e | 2246 | } |
873eb012 TS |
2247 | break; |
2248 | case 15: | |
7a387fff TS |
2249 | switch (sel) { |
2250 | case 0: | |
2423f660 TS |
2251 | gen_op_mfc0_prid(); |
2252 | rn = "PRid"; | |
2253 | break; | |
7a387fff | 2254 | case 1: |
e189e748 | 2255 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
2256 | gen_op_mfc0_ebase(); |
2257 | rn = "EBase"; | |
2258 | break; | |
7a387fff TS |
2259 | default: |
2260 | goto die; | |
2261 | } | |
873eb012 TS |
2262 | break; |
2263 | case 16: | |
2264 | switch (sel) { | |
2265 | case 0: | |
e397ee33 | 2266 | gen_op_mfc0_config0(); |
873eb012 TS |
2267 | rn = "Config"; |
2268 | break; | |
2269 | case 1: | |
e397ee33 | 2270 | gen_op_mfc0_config1(); |
873eb012 TS |
2271 | rn = "Config1"; |
2272 | break; | |
7a387fff | 2273 | case 2: |
e397ee33 | 2274 | gen_op_mfc0_config2(); |
7a387fff TS |
2275 | rn = "Config2"; |
2276 | break; | |
2277 | case 3: | |
e397ee33 | 2278 | gen_op_mfc0_config3(); |
7a387fff TS |
2279 | rn = "Config3"; |
2280 | break; | |
e397ee33 TS |
2281 | /* 4,5 are reserved */ |
2282 | /* 6,7 are implementation dependent */ | |
2283 | case 6: | |
2284 | gen_op_mfc0_config6(); | |
2285 | rn = "Config6"; | |
2286 | break; | |
2287 | case 7: | |
2288 | gen_op_mfc0_config7(); | |
2289 | rn = "Config7"; | |
2290 | break; | |
873eb012 | 2291 | default: |
873eb012 TS |
2292 | goto die; |
2293 | } | |
2294 | break; | |
2295 | case 17: | |
7a387fff TS |
2296 | switch (sel) { |
2297 | case 0: | |
2423f660 TS |
2298 | gen_op_mfc0_lladdr(); |
2299 | rn = "LLAddr"; | |
2300 | break; | |
7a387fff TS |
2301 | default: |
2302 | goto die; | |
2303 | } | |
873eb012 TS |
2304 | break; |
2305 | case 18: | |
7a387fff | 2306 | switch (sel) { |
fd88b6ab TS |
2307 | case 0 ... 7: |
2308 | gen_op_mfc0_watchlo(sel); | |
2423f660 TS |
2309 | rn = "WatchLo"; |
2310 | break; | |
7a387fff TS |
2311 | default: |
2312 | goto die; | |
2313 | } | |
873eb012 TS |
2314 | break; |
2315 | case 19: | |
7a387fff | 2316 | switch (sel) { |
fd88b6ab TS |
2317 | case 0 ...7: |
2318 | gen_op_mfc0_watchhi(sel); | |
2423f660 TS |
2319 | rn = "WatchHi"; |
2320 | break; | |
7a387fff TS |
2321 | default: |
2322 | goto die; | |
2323 | } | |
873eb012 | 2324 | break; |
8c0fdd85 | 2325 | case 20: |
7a387fff TS |
2326 | switch (sel) { |
2327 | case 0: | |
703eaf37 | 2328 | #ifdef TARGET_MIPS64 |
e189e748 | 2329 | check_insn(env, ctx, ISA_MIPS3); |
2423f660 TS |
2330 | gen_op_mfc0_xcontext(); |
2331 | rn = "XContext"; | |
2332 | break; | |
703eaf37 | 2333 | #endif |
7a387fff TS |
2334 | default: |
2335 | goto die; | |
2336 | } | |
8c0fdd85 TS |
2337 | break; |
2338 | case 21: | |
7a387fff TS |
2339 | /* Officially reserved, but sel 0 is used for R1x000 framemask */ |
2340 | switch (sel) { | |
2341 | case 0: | |
2423f660 TS |
2342 | gen_op_mfc0_framemask(); |
2343 | rn = "Framemask"; | |
2344 | break; | |
7a387fff TS |
2345 | default: |
2346 | goto die; | |
2347 | } | |
8c0fdd85 TS |
2348 | break; |
2349 | case 22: | |
2423f660 TS |
2350 | /* ignored */ |
2351 | rn = "'Diagnostic"; /* implementation dependent */ | |
2352 | break; | |
873eb012 | 2353 | case 23: |
7a387fff TS |
2354 | switch (sel) { |
2355 | case 0: | |
2423f660 TS |
2356 | gen_op_mfc0_debug(); /* EJTAG support */ |
2357 | rn = "Debug"; | |
2358 | break; | |
7a387fff | 2359 | case 1: |
2423f660 TS |
2360 | // gen_op_mfc0_tracecontrol(); /* PDtrace support */ |
2361 | rn = "TraceControl"; | |
2362 | // break; | |
7a387fff | 2363 | case 2: |
2423f660 TS |
2364 | // gen_op_mfc0_tracecontrol2(); /* PDtrace support */ |
2365 | rn = "TraceControl2"; | |
2366 | // break; | |
7a387fff | 2367 | case 3: |
2423f660 TS |
2368 | // gen_op_mfc0_usertracedata(); /* PDtrace support */ |
2369 | rn = "UserTraceData"; | |
2370 | // break; | |
7a387fff | 2371 | case 4: |
2423f660 TS |
2372 | // gen_op_mfc0_debug(); /* PDtrace support */ |
2373 | rn = "TraceBPC"; | |
2374 | // break; | |
7a387fff TS |
2375 | default: |
2376 | goto die; | |
2377 | } | |
873eb012 TS |
2378 | break; |
2379 | case 24: | |
7a387fff TS |
2380 | switch (sel) { |
2381 | case 0: | |
2423f660 TS |
2382 | gen_op_mfc0_depc(); /* EJTAG support */ |
2383 | rn = "DEPC"; | |
2384 | break; | |
7a387fff TS |
2385 | default: |
2386 | goto die; | |
2387 | } | |
873eb012 | 2388 | break; |
8c0fdd85 | 2389 | case 25: |
7a387fff TS |
2390 | switch (sel) { |
2391 | case 0: | |
2423f660 TS |
2392 | gen_op_mfc0_performance0(); |
2393 | rn = "Performance0"; | |
7a387fff TS |
2394 | break; |
2395 | case 1: | |
2423f660 TS |
2396 | // gen_op_mfc0_performance1(); |
2397 | rn = "Performance1"; | |
2398 | // break; | |
7a387fff | 2399 | case 2: |
2423f660 TS |
2400 | // gen_op_mfc0_performance2(); |
2401 | rn = "Performance2"; | |
2402 | // break; | |
7a387fff | 2403 | case 3: |
2423f660 TS |
2404 | // gen_op_mfc0_performance3(); |
2405 | rn = "Performance3"; | |
2406 | // break; | |
7a387fff | 2407 | case 4: |
2423f660 TS |
2408 | // gen_op_mfc0_performance4(); |
2409 | rn = "Performance4"; | |
2410 | // break; | |
7a387fff | 2411 | case 5: |
2423f660 TS |
2412 | // gen_op_mfc0_performance5(); |
2413 | rn = "Performance5"; | |
2414 | // break; | |
7a387fff | 2415 | case 6: |
2423f660 TS |
2416 | // gen_op_mfc0_performance6(); |
2417 | rn = "Performance6"; | |
2418 | // break; | |
7a387fff | 2419 | case 7: |
2423f660 TS |
2420 | // gen_op_mfc0_performance7(); |
2421 | rn = "Performance7"; | |
2422 | // break; | |
7a387fff TS |
2423 | default: |
2424 | goto die; | |
2425 | } | |
8c0fdd85 TS |
2426 | break; |
2427 | case 26: | |
7a387fff TS |
2428 | rn = "ECC"; |
2429 | break; | |
8c0fdd85 | 2430 | case 27: |
7a387fff TS |
2431 | switch (sel) { |
2432 | /* ignored */ | |
2433 | case 0 ... 3: | |
2423f660 TS |
2434 | rn = "CacheErr"; |
2435 | break; | |
7a387fff TS |
2436 | default: |
2437 | goto die; | |
2438 | } | |
8c0fdd85 | 2439 | break; |
873eb012 TS |
2440 | case 28: |
2441 | switch (sel) { | |
2442 | case 0: | |
7a387fff TS |
2443 | case 2: |
2444 | case 4: | |
2445 | case 6: | |
873eb012 TS |
2446 | gen_op_mfc0_taglo(); |
2447 | rn = "TagLo"; | |
2448 | break; | |
2449 | case 1: | |
7a387fff TS |
2450 | case 3: |
2451 | case 5: | |
2452 | case 7: | |
873eb012 TS |
2453 | gen_op_mfc0_datalo(); |
2454 | rn = "DataLo"; | |
2455 | break; | |
2456 | default: | |
873eb012 TS |
2457 | goto die; |
2458 | } | |
2459 | break; | |
8c0fdd85 | 2460 | case 29: |
7a387fff TS |
2461 | switch (sel) { |
2462 | case 0: | |
2463 | case 2: | |
2464 | case 4: | |
2465 | case 6: | |
2466 | gen_op_mfc0_taghi(); | |
2467 | rn = "TagHi"; | |
2468 | break; | |
2469 | case 1: | |
2470 | case 3: | |
2471 | case 5: | |
2472 | case 7: | |
2473 | gen_op_mfc0_datahi(); | |
2474 | rn = "DataHi"; | |
2475 | break; | |
2476 | default: | |
2477 | goto die; | |
2478 | } | |
8c0fdd85 | 2479 | break; |
873eb012 | 2480 | case 30: |
7a387fff TS |
2481 | switch (sel) { |
2482 | case 0: | |
2423f660 TS |
2483 | gen_op_mfc0_errorepc(); |
2484 | rn = "ErrorEPC"; | |
2485 | break; | |
7a387fff TS |
2486 | default: |
2487 | goto die; | |
2488 | } | |
873eb012 TS |
2489 | break; |
2490 | case 31: | |
7a387fff TS |
2491 | switch (sel) { |
2492 | case 0: | |
2423f660 TS |
2493 | gen_op_mfc0_desave(); /* EJTAG support */ |
2494 | rn = "DESAVE"; | |
2495 | break; | |
7a387fff TS |
2496 | default: |
2497 | goto die; | |
2498 | } | |
873eb012 TS |
2499 | break; |
2500 | default: | |
873eb012 TS |
2501 | goto die; |
2502 | } | |
2503 | #if defined MIPS_DEBUG_DISAS | |
2504 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
7a387fff TS |
2505 | fprintf(logfile, "mfc0 %s (reg %d sel %d)\n", |
2506 | rn, reg, sel); | |
873eb012 TS |
2507 | } |
2508 | #endif | |
2509 | return; | |
2510 | ||
2511 | die: | |
2512 | #if defined MIPS_DEBUG_DISAS | |
2513 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
7a387fff TS |
2514 | fprintf(logfile, "mfc0 %s (reg %d sel %d)\n", |
2515 | rn, reg, sel); | |
873eb012 TS |
2516 | } |
2517 | #endif | |
2518 | generate_exception(ctx, EXCP_RI); | |
2519 | } | |
2520 | ||
3a95e3a7 | 2521 | static void gen_mtc0 (CPUState *env, DisasContext *ctx, int reg, int sel) |
8c0fdd85 | 2522 | { |
7a387fff TS |
2523 | const char *rn = "invalid"; |
2524 | ||
e189e748 TS |
2525 | if (sel != 0) |
2526 | check_insn(env, ctx, ISA_MIPS32); | |
2527 | ||
8c0fdd85 TS |
2528 | switch (reg) { |
2529 | case 0: | |
7a387fff TS |
2530 | switch (sel) { |
2531 | case 0: | |
2532 | gen_op_mtc0_index(); | |
2533 | rn = "Index"; | |
2534 | break; | |
2535 | case 1: | |
ead9360e TS |
2536 | check_mips_mt(env, ctx); |
2537 | gen_op_mtc0_mvpcontrol(); | |
7a387fff | 2538 | rn = "MVPControl"; |
ead9360e | 2539 | break; |
7a387fff | 2540 | case 2: |
ead9360e TS |
2541 | check_mips_mt(env, ctx); |
2542 | /* ignored */ | |
7a387fff | 2543 | rn = "MVPConf0"; |
ead9360e | 2544 | break; |
7a387fff | 2545 | case 3: |
ead9360e TS |
2546 | check_mips_mt(env, ctx); |
2547 | /* ignored */ | |
7a387fff | 2548 | rn = "MVPConf1"; |
ead9360e | 2549 | break; |
7a387fff TS |
2550 | default: |
2551 | goto die; | |
2552 | } | |
8c0fdd85 TS |
2553 | break; |
2554 | case 1: | |
7a387fff TS |
2555 | switch (sel) { |
2556 | case 0: | |
2423f660 | 2557 | /* ignored */ |
7a387fff | 2558 | rn = "Random"; |
2423f660 | 2559 | break; |
7a387fff | 2560 | case 1: |
ead9360e TS |
2561 | check_mips_mt(env, ctx); |
2562 | gen_op_mtc0_vpecontrol(); | |
7a387fff | 2563 | rn = "VPEControl"; |
ead9360e | 2564 | break; |
7a387fff | 2565 | case 2: |
ead9360e TS |
2566 | check_mips_mt(env, ctx); |
2567 | gen_op_mtc0_vpeconf0(); | |
7a387fff | 2568 | rn = "VPEConf0"; |
ead9360e | 2569 | break; |
7a387fff | 2570 | case 3: |
ead9360e TS |
2571 | check_mips_mt(env, ctx); |
2572 | gen_op_mtc0_vpeconf1(); | |
7a387fff | 2573 | rn = "VPEConf1"; |
ead9360e | 2574 | break; |
7a387fff | 2575 | case 4: |
ead9360e TS |
2576 | check_mips_mt(env, ctx); |
2577 | gen_op_mtc0_yqmask(); | |
7a387fff | 2578 | rn = "YQMask"; |
ead9360e | 2579 | break; |
7a387fff | 2580 | case 5: |
ead9360e TS |
2581 | check_mips_mt(env, ctx); |
2582 | gen_op_mtc0_vpeschedule(); | |
7a387fff | 2583 | rn = "VPESchedule"; |
ead9360e | 2584 | break; |
7a387fff | 2585 | case 6: |
ead9360e TS |
2586 | check_mips_mt(env, ctx); |
2587 | gen_op_mtc0_vpeschefback(); | |
7a387fff | 2588 | rn = "VPEScheFBack"; |
ead9360e | 2589 | break; |
7a387fff | 2590 | case 7: |
ead9360e TS |
2591 | check_mips_mt(env, ctx); |
2592 | gen_op_mtc0_vpeopt(); | |
7a387fff | 2593 | rn = "VPEOpt"; |
ead9360e | 2594 | break; |
7a387fff TS |
2595 | default: |
2596 | goto die; | |
2597 | } | |
8c0fdd85 TS |
2598 | break; |
2599 | case 2: | |
7a387fff TS |
2600 | switch (sel) { |
2601 | case 0: | |
2423f660 TS |
2602 | gen_op_mtc0_entrylo0(); |
2603 | rn = "EntryLo0"; | |
2604 | break; | |
7a387fff | 2605 | case 1: |
ead9360e TS |
2606 | check_mips_mt(env, ctx); |
2607 | gen_op_mtc0_tcstatus(); | |
2423f660 | 2608 | rn = "TCStatus"; |
ead9360e | 2609 | break; |
7a387fff | 2610 | case 2: |
ead9360e TS |
2611 | check_mips_mt(env, ctx); |
2612 | gen_op_mtc0_tcbind(); | |
2423f660 | 2613 | rn = "TCBind"; |
ead9360e | 2614 | break; |
7a387fff | 2615 | case 3: |
ead9360e TS |
2616 | check_mips_mt(env, ctx); |
2617 | gen_op_mtc0_tcrestart(); | |
2423f660 | 2618 | rn = "TCRestart"; |
ead9360e | 2619 | break; |
7a387fff | 2620 | case 4: |
ead9360e TS |
2621 | check_mips_mt(env, ctx); |
2622 | gen_op_mtc0_tchalt(); | |
2423f660 | 2623 | rn = "TCHalt"; |
ead9360e | 2624 | break; |
7a387fff | 2625 | case 5: |
ead9360e TS |
2626 | check_mips_mt(env, ctx); |
2627 | gen_op_mtc0_tccontext(); | |
2423f660 | 2628 | rn = "TCContext"; |
ead9360e | 2629 | break; |
7a387fff | 2630 | case 6: |
ead9360e TS |
2631 | check_mips_mt(env, ctx); |
2632 | gen_op_mtc0_tcschedule(); | |
2423f660 | 2633 | rn = "TCSchedule"; |
ead9360e | 2634 | break; |
7a387fff | 2635 | case 7: |
ead9360e TS |
2636 | check_mips_mt(env, ctx); |
2637 | gen_op_mtc0_tcschefback(); | |
2423f660 | 2638 | rn = "TCScheFBack"; |
ead9360e | 2639 | break; |
7a387fff TS |
2640 | default: |
2641 | goto die; | |
2642 | } | |
8c0fdd85 TS |
2643 | break; |
2644 | case 3: | |
7a387fff TS |
2645 | switch (sel) { |
2646 | case 0: | |
2423f660 TS |
2647 | gen_op_mtc0_entrylo1(); |
2648 | rn = "EntryLo1"; | |
2649 | break; | |
7a387fff TS |
2650 | default: |
2651 | goto die; | |
876d4b07 | 2652 | } |
8c0fdd85 TS |
2653 | break; |
2654 | case 4: | |
7a387fff TS |
2655 | switch (sel) { |
2656 | case 0: | |
2423f660 TS |
2657 | gen_op_mtc0_context(); |
2658 | rn = "Context"; | |
2659 | break; | |
7a387fff | 2660 | case 1: |
2423f660 TS |
2661 | // gen_op_mtc0_contextconfig(); /* SmartMIPS ASE */ |
2662 | rn = "ContextConfig"; | |
2663 | // break; | |
7a387fff TS |
2664 | default: |
2665 | goto die; | |
876d4b07 | 2666 | } |
8c0fdd85 TS |
2667 | break; |
2668 | case 5: | |
7a387fff TS |
2669 | switch (sel) { |
2670 | case 0: | |
2423f660 TS |
2671 | gen_op_mtc0_pagemask(); |
2672 | rn = "PageMask"; | |
2673 | break; | |
7a387fff | 2674 | case 1: |
e189e748 | 2675 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
2676 | gen_op_mtc0_pagegrain(); |
2677 | rn = "PageGrain"; | |
2678 | break; | |
7a387fff TS |
2679 | default: |
2680 | goto die; | |
876d4b07 | 2681 | } |
8c0fdd85 TS |
2682 | break; |
2683 | case 6: | |
7a387fff TS |
2684 | switch (sel) { |
2685 | case 0: | |
2423f660 TS |
2686 | gen_op_mtc0_wired(); |
2687 | rn = "Wired"; | |
2688 | break; | |
7a387fff | 2689 | case 1: |
e189e748 | 2690 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 2691 | gen_op_mtc0_srsconf0(); |
2423f660 | 2692 | rn = "SRSConf0"; |
ead9360e | 2693 | break; |
7a387fff | 2694 | case 2: |
e189e748 | 2695 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 2696 | gen_op_mtc0_srsconf1(); |
2423f660 | 2697 | rn = "SRSConf1"; |
ead9360e | 2698 | break; |
7a387fff | 2699 | case 3: |
e189e748 | 2700 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 2701 | gen_op_mtc0_srsconf2(); |
2423f660 | 2702 | rn = "SRSConf2"; |
ead9360e | 2703 | break; |
7a387fff | 2704 | case 4: |
e189e748 | 2705 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 2706 | gen_op_mtc0_srsconf3(); |
2423f660 | 2707 | rn = "SRSConf3"; |
ead9360e | 2708 | break; |
7a387fff | 2709 | case 5: |
e189e748 | 2710 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 2711 | gen_op_mtc0_srsconf4(); |
2423f660 | 2712 | rn = "SRSConf4"; |
ead9360e | 2713 | break; |
7a387fff TS |
2714 | default: |
2715 | goto die; | |
876d4b07 | 2716 | } |
8c0fdd85 TS |
2717 | break; |
2718 | case 7: | |
7a387fff TS |
2719 | switch (sel) { |
2720 | case 0: | |
e189e748 | 2721 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
2722 | gen_op_mtc0_hwrena(); |
2723 | rn = "HWREna"; | |
2724 | break; | |
7a387fff TS |
2725 | default: |
2726 | goto die; | |
876d4b07 | 2727 | } |
8c0fdd85 TS |
2728 | break; |
2729 | case 8: | |
7a387fff | 2730 | /* ignored */ |
8c0fdd85 TS |
2731 | rn = "BadVaddr"; |
2732 | break; | |
2733 | case 9: | |
7a387fff TS |
2734 | switch (sel) { |
2735 | case 0: | |
2423f660 TS |
2736 | gen_op_mtc0_count(); |
2737 | rn = "Count"; | |
2738 | break; | |
876d4b07 | 2739 | /* 6,7 are implementation dependent */ |
7a387fff TS |
2740 | default: |
2741 | goto die; | |
876d4b07 TS |
2742 | } |
2743 | /* Stop translation as we may have switched the execution mode */ | |
2744 | ctx->bstate = BS_STOP; | |
8c0fdd85 TS |
2745 | break; |
2746 | case 10: | |
7a387fff TS |
2747 | switch (sel) { |
2748 | case 0: | |
2423f660 TS |
2749 | gen_op_mtc0_entryhi(); |
2750 | rn = "EntryHi"; | |
2751 | break; | |
7a387fff TS |
2752 | default: |
2753 | goto die; | |
876d4b07 | 2754 | } |
8c0fdd85 TS |
2755 | break; |
2756 | case 11: | |
7a387fff TS |
2757 | switch (sel) { |
2758 | case 0: | |
2423f660 TS |
2759 | gen_op_mtc0_compare(); |
2760 | rn = "Compare"; | |
2761 | break; | |
2762 | /* 6,7 are implementation dependent */ | |
7a387fff TS |
2763 | default: |
2764 | goto die; | |
876d4b07 TS |
2765 | } |
2766 | /* Stop translation as we may have switched the execution mode */ | |
2767 | ctx->bstate = BS_STOP; | |
8c0fdd85 TS |
2768 | break; |
2769 | case 12: | |
7a387fff TS |
2770 | switch (sel) { |
2771 | case 0: | |
2423f660 | 2772 | gen_op_mtc0_status(); |
8487327a TS |
2773 | /* BS_STOP isn't good enough here, hflags may have changed. */ |
2774 | gen_save_pc(ctx->pc + 4); | |
2775 | ctx->bstate = BS_EXCP; | |
2423f660 TS |
2776 | rn = "Status"; |
2777 | break; | |
7a387fff | 2778 | case 1: |
e189e748 | 2779 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 | 2780 | gen_op_mtc0_intctl(); |
8487327a TS |
2781 | /* Stop translation as we may have switched the execution mode */ |
2782 | ctx->bstate = BS_STOP; | |
2423f660 TS |
2783 | rn = "IntCtl"; |
2784 | break; | |
7a387fff | 2785 | case 2: |
e189e748 | 2786 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 | 2787 | gen_op_mtc0_srsctl(); |
8487327a TS |
2788 | /* Stop translation as we may have switched the execution mode */ |
2789 | ctx->bstate = BS_STOP; | |
2423f660 TS |
2790 | rn = "SRSCtl"; |
2791 | break; | |
7a387fff | 2792 | case 3: |
e189e748 | 2793 | check_insn(env, ctx, ISA_MIPS32R2); |
fd88b6ab | 2794 | gen_op_mtc0_srsmap(); |
8487327a TS |
2795 | /* Stop translation as we may have switched the execution mode */ |
2796 | ctx->bstate = BS_STOP; | |
2423f660 | 2797 | rn = "SRSMap"; |
fd88b6ab | 2798 | break; |
7a387fff TS |
2799 | default: |
2800 | goto die; | |
876d4b07 | 2801 | } |
8c0fdd85 TS |
2802 | break; |
2803 | case 13: | |
7a387fff TS |
2804 | switch (sel) { |
2805 | case 0: | |
2423f660 TS |
2806 | gen_op_mtc0_cause(); |
2807 | rn = "Cause"; | |
2808 | break; | |
7a387fff TS |
2809 | default: |
2810 | goto die; | |
876d4b07 TS |
2811 | } |
2812 | /* Stop translation as we may have switched the execution mode */ | |
2813 | ctx->bstate = BS_STOP; | |
8c0fdd85 TS |
2814 | break; |
2815 | case 14: | |
7a387fff TS |
2816 | switch (sel) { |
2817 | case 0: | |
2423f660 TS |
2818 | gen_op_mtc0_epc(); |
2819 | rn = "EPC"; | |
2820 | break; | |
7a387fff TS |
2821 | default: |
2822 | goto die; | |
876d4b07 | 2823 | } |
8c0fdd85 TS |
2824 | break; |
2825 | case 15: | |
7a387fff TS |
2826 | switch (sel) { |
2827 | case 0: | |
2423f660 TS |
2828 | /* ignored */ |
2829 | rn = "PRid"; | |
2830 | break; | |
7a387fff | 2831 | case 1: |
e189e748 | 2832 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
2833 | gen_op_mtc0_ebase(); |
2834 | rn = "EBase"; | |
2835 | break; | |
7a387fff TS |
2836 | default: |
2837 | goto die; | |
1579a72e | 2838 | } |
8c0fdd85 TS |
2839 | break; |
2840 | case 16: | |
2841 | switch (sel) { | |
2842 | case 0: | |
e397ee33 | 2843 | gen_op_mtc0_config0(); |
7a387fff | 2844 | rn = "Config"; |
2423f660 TS |
2845 | /* Stop translation as we may have switched the execution mode */ |
2846 | ctx->bstate = BS_STOP; | |
7a387fff TS |
2847 | break; |
2848 | case 1: | |
e397ee33 | 2849 | /* ignored, read only */ |
7a387fff TS |
2850 | rn = "Config1"; |
2851 | break; | |
2852 | case 2: | |
e397ee33 | 2853 | gen_op_mtc0_config2(); |
7a387fff | 2854 | rn = "Config2"; |
2423f660 TS |
2855 | /* Stop translation as we may have switched the execution mode */ |
2856 | ctx->bstate = BS_STOP; | |
8c0fdd85 | 2857 | break; |
7a387fff | 2858 | case 3: |
e397ee33 | 2859 | /* ignored, read only */ |
7a387fff TS |
2860 | rn = "Config3"; |
2861 | break; | |
e397ee33 TS |
2862 | /* 4,5 are reserved */ |
2863 | /* 6,7 are implementation dependent */ | |
2864 | case 6: | |
2865 | /* ignored */ | |
2866 | rn = "Config6"; | |
2867 | break; | |
2868 | case 7: | |
2869 | /* ignored */ | |
2870 | rn = "Config7"; | |
2871 | break; | |
8c0fdd85 TS |
2872 | default: |
2873 | rn = "Invalid config selector"; | |
2874 | goto die; | |
2875 | } | |
2876 | break; | |
2877 | case 17: | |
7a387fff TS |
2878 | switch (sel) { |
2879 | case 0: | |
2423f660 TS |
2880 | /* ignored */ |
2881 | rn = "LLAddr"; | |
2882 | break; | |
7a387fff TS |
2883 | default: |
2884 | goto die; | |
2885 | } | |
8c0fdd85 TS |
2886 | break; |
2887 | case 18: | |
7a387fff | 2888 | switch (sel) { |
fd88b6ab TS |
2889 | case 0 ... 7: |
2890 | gen_op_mtc0_watchlo(sel); | |
2423f660 TS |
2891 | rn = "WatchLo"; |
2892 | break; | |
7a387fff TS |
2893 | default: |
2894 | goto die; | |
2895 | } | |
8c0fdd85 TS |
2896 | break; |
2897 | case 19: | |
7a387fff | 2898 | switch (sel) { |
fd88b6ab TS |
2899 | case 0 ... 7: |
2900 | gen_op_mtc0_watchhi(sel); | |
2423f660 TS |
2901 | rn = "WatchHi"; |
2902 | break; | |
7a387fff TS |
2903 | default: |
2904 | goto die; | |
2905 | } | |
8c0fdd85 TS |
2906 | break; |
2907 | case 20: | |
7a387fff TS |
2908 | switch (sel) { |
2909 | case 0: | |
703eaf37 | 2910 | #ifdef TARGET_MIPS64 |
e189e748 | 2911 | check_insn(env, ctx, ISA_MIPS3); |
f1b0aa5d | 2912 | gen_op_mtc0_xcontext(); |
2423f660 TS |
2913 | rn = "XContext"; |
2914 | break; | |
703eaf37 | 2915 | #endif |
7a387fff TS |
2916 | default: |
2917 | goto die; | |
2918 | } | |
8c0fdd85 TS |
2919 | break; |
2920 | case 21: | |
7a387fff TS |
2921 | /* Officially reserved, but sel 0 is used for R1x000 framemask */ |
2922 | switch (sel) { | |
2923 | case 0: | |
2423f660 TS |
2924 | gen_op_mtc0_framemask(); |
2925 | rn = "Framemask"; | |
2926 | break; | |
7a387fff TS |
2927 | default: |
2928 | goto die; | |
2929 | } | |
2930 | break; | |
8c0fdd85 | 2931 | case 22: |
7a387fff TS |
2932 | /* ignored */ |
2933 | rn = "Diagnostic"; /* implementation dependent */ | |
2423f660 | 2934 | break; |
8c0fdd85 | 2935 | case 23: |
7a387fff TS |
2936 | switch (sel) { |
2937 | case 0: | |
2423f660 | 2938 | gen_op_mtc0_debug(); /* EJTAG support */ |
8487327a TS |
2939 | /* BS_STOP isn't good enough here, hflags may have changed. */ |
2940 | gen_save_pc(ctx->pc + 4); | |
2941 | ctx->bstate = BS_EXCP; | |
2423f660 TS |
2942 | rn = "Debug"; |
2943 | break; | |
7a387fff | 2944 | case 1: |
2423f660 TS |
2945 | // gen_op_mtc0_tracecontrol(); /* PDtrace support */ |
2946 | rn = "TraceControl"; | |
8487327a TS |
2947 | /* Stop translation as we may have switched the execution mode */ |
2948 | ctx->bstate = BS_STOP; | |
2423f660 | 2949 | // break; |
7a387fff | 2950 | case 2: |
2423f660 TS |
2951 | // gen_op_mtc0_tracecontrol2(); /* PDtrace support */ |
2952 | rn = "TraceControl2"; | |
8487327a TS |
2953 | /* Stop translation as we may have switched the execution mode */ |
2954 | ctx->bstate = BS_STOP; | |
2423f660 | 2955 | // break; |
7a387fff | 2956 | case 3: |
8487327a TS |
2957 | /* Stop translation as we may have switched the execution mode */ |
2958 | ctx->bstate = BS_STOP; | |
2423f660 TS |
2959 | // gen_op_mtc0_usertracedata(); /* PDtrace support */ |
2960 | rn = "UserTraceData"; | |
8487327a TS |
2961 | /* Stop translation as we may have switched the execution mode */ |
2962 | ctx->bstate = BS_STOP; | |
2423f660 | 2963 | // break; |
7a387fff | 2964 | case 4: |
2423f660 | 2965 | // gen_op_mtc0_debug(); /* PDtrace support */ |
8487327a TS |
2966 | /* Stop translation as we may have switched the execution mode */ |
2967 | ctx->bstate = BS_STOP; | |
2423f660 TS |
2968 | rn = "TraceBPC"; |
2969 | // break; | |
7a387fff TS |
2970 | default: |
2971 | goto die; | |
2972 | } | |
8c0fdd85 TS |
2973 | break; |
2974 | case 24: | |
7a387fff TS |
2975 | switch (sel) { |
2976 | case 0: | |
2423f660 TS |
2977 | gen_op_mtc0_depc(); /* EJTAG support */ |
2978 | rn = "DEPC"; | |
2979 | break; | |
7a387fff TS |
2980 | default: |
2981 | goto die; | |
2982 | } | |
8c0fdd85 TS |
2983 | break; |
2984 | case 25: | |
7a387fff TS |
2985 | switch (sel) { |
2986 | case 0: | |
2423f660 TS |
2987 | gen_op_mtc0_performance0(); |
2988 | rn = "Performance0"; | |
2989 | break; | |
7a387fff | 2990 | case 1: |
2423f660 TS |
2991 | // gen_op_mtc0_performance1(); |
2992 | rn = "Performance1"; | |
2993 | // break; | |
7a387fff | 2994 | case 2: |
2423f660 TS |
2995 | // gen_op_mtc0_performance2(); |
2996 | rn = "Performance2"; | |
2997 | // break; | |
7a387fff | 2998 | case 3: |
2423f660 TS |
2999 | // gen_op_mtc0_performance3(); |
3000 | rn = "Performance3"; | |
3001 | // break; | |
7a387fff | 3002 | case 4: |
2423f660 TS |
3003 | // gen_op_mtc0_performance4(); |
3004 | rn = "Performance4"; | |
3005 | // break; | |
7a387fff | 3006 | case 5: |
2423f660 TS |
3007 | // gen_op_mtc0_performance5(); |
3008 | rn = "Performance5"; | |
3009 | // break; | |
7a387fff | 3010 | case 6: |
2423f660 TS |
3011 | // gen_op_mtc0_performance6(); |
3012 | rn = "Performance6"; | |
3013 | // break; | |
7a387fff | 3014 | case 7: |
2423f660 TS |
3015 | // gen_op_mtc0_performance7(); |
3016 | rn = "Performance7"; | |
3017 | // break; | |
7a387fff TS |
3018 | default: |
3019 | goto die; | |
3020 | } | |
8c0fdd85 TS |
3021 | break; |
3022 | case 26: | |
2423f660 | 3023 | /* ignored */ |
8c0fdd85 | 3024 | rn = "ECC"; |
2423f660 | 3025 | break; |
8c0fdd85 | 3026 | case 27: |
7a387fff TS |
3027 | switch (sel) { |
3028 | case 0 ... 3: | |
2423f660 TS |
3029 | /* ignored */ |
3030 | rn = "CacheErr"; | |
3031 | break; | |
7a387fff TS |
3032 | default: |
3033 | goto die; | |
3034 | } | |
8c0fdd85 TS |
3035 | break; |
3036 | case 28: | |
3037 | switch (sel) { | |
3038 | case 0: | |
7a387fff TS |
3039 | case 2: |
3040 | case 4: | |
3041 | case 6: | |
8c0fdd85 TS |
3042 | gen_op_mtc0_taglo(); |
3043 | rn = "TagLo"; | |
3044 | break; | |
7a387fff TS |
3045 | case 1: |
3046 | case 3: | |
3047 | case 5: | |
3048 | case 7: | |
2423f660 | 3049 | gen_op_mtc0_datalo(); |
7a387fff TS |
3050 | rn = "DataLo"; |
3051 | break; | |
8c0fdd85 | 3052 | default: |
8c0fdd85 TS |
3053 | goto die; |
3054 | } | |
3055 | break; | |
3056 | case 29: | |
7a387fff TS |
3057 | switch (sel) { |
3058 | case 0: | |
3059 | case 2: | |
3060 | case 4: | |
3061 | case 6: | |
3062 | gen_op_mtc0_taghi(); | |
3063 | rn = "TagHi"; | |
3064 | break; | |
3065 | case 1: | |
3066 | case 3: | |
3067 | case 5: | |
3068 | case 7: | |
2423f660 | 3069 | gen_op_mtc0_datahi(); |
7a387fff TS |
3070 | rn = "DataHi"; |
3071 | break; | |
3072 | default: | |
3073 | rn = "invalid sel"; | |
3074 | goto die; | |
3075 | } | |
8c0fdd85 TS |
3076 | break; |
3077 | case 30: | |
7a387fff TS |
3078 | switch (sel) { |
3079 | case 0: | |
2423f660 TS |
3080 | gen_op_mtc0_errorepc(); |
3081 | rn = "ErrorEPC"; | |
3082 | break; | |
7a387fff TS |
3083 | default: |
3084 | goto die; | |
3085 | } | |
8c0fdd85 TS |
3086 | break; |
3087 | case 31: | |
7a387fff TS |
3088 | switch (sel) { |
3089 | case 0: | |
2423f660 TS |
3090 | gen_op_mtc0_desave(); /* EJTAG support */ |
3091 | rn = "DESAVE"; | |
3092 | break; | |
7a387fff TS |
3093 | default: |
3094 | goto die; | |
3095 | } | |
2423f660 TS |
3096 | /* Stop translation as we may have switched the execution mode */ |
3097 | ctx->bstate = BS_STOP; | |
8c0fdd85 TS |
3098 | break; |
3099 | default: | |
8c0fdd85 TS |
3100 | goto die; |
3101 | } | |
3102 | #if defined MIPS_DEBUG_DISAS | |
3103 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
7a387fff TS |
3104 | fprintf(logfile, "mtc0 %s (reg %d sel %d)\n", |
3105 | rn, reg, sel); | |
8c0fdd85 TS |
3106 | } |
3107 | #endif | |
3108 | return; | |
3109 | ||
3110 | die: | |
3111 | #if defined MIPS_DEBUG_DISAS | |
3112 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
7a387fff TS |
3113 | fprintf(logfile, "mtc0 %s (reg %d sel %d)\n", |
3114 | rn, reg, sel); | |
8c0fdd85 TS |
3115 | } |
3116 | #endif | |
3117 | generate_exception(ctx, EXCP_RI); | |
3118 | } | |
3119 | ||
534ce69f | 3120 | #ifdef TARGET_MIPS64 |
3a95e3a7 | 3121 | static void gen_dmfc0 (CPUState *env, DisasContext *ctx, int reg, int sel) |
9c2149c8 TS |
3122 | { |
3123 | const char *rn = "invalid"; | |
3124 | ||
e189e748 TS |
3125 | if (sel != 0) |
3126 | check_insn(env, ctx, ISA_MIPS64); | |
3127 | ||
9c2149c8 TS |
3128 | switch (reg) { |
3129 | case 0: | |
3130 | switch (sel) { | |
3131 | case 0: | |
2423f660 | 3132 | gen_op_mfc0_index(); |
9c2149c8 TS |
3133 | rn = "Index"; |
3134 | break; | |
3135 | case 1: | |
ead9360e TS |
3136 | check_mips_mt(env, ctx); |
3137 | gen_op_mfc0_mvpcontrol(); | |
9c2149c8 | 3138 | rn = "MVPControl"; |
ead9360e | 3139 | break; |
9c2149c8 | 3140 | case 2: |
ead9360e TS |
3141 | check_mips_mt(env, ctx); |
3142 | gen_op_mfc0_mvpconf0(); | |
9c2149c8 | 3143 | rn = "MVPConf0"; |
ead9360e | 3144 | break; |
9c2149c8 | 3145 | case 3: |
ead9360e TS |
3146 | check_mips_mt(env, ctx); |
3147 | gen_op_mfc0_mvpconf1(); | |
9c2149c8 | 3148 | rn = "MVPConf1"; |
ead9360e | 3149 | break; |
9c2149c8 TS |
3150 | default: |
3151 | goto die; | |
3152 | } | |
3153 | break; | |
3154 | case 1: | |
3155 | switch (sel) { | |
3156 | case 0: | |
3157 | gen_op_mfc0_random(); | |
3158 | rn = "Random"; | |
2423f660 | 3159 | break; |
9c2149c8 | 3160 | case 1: |
ead9360e TS |
3161 | check_mips_mt(env, ctx); |
3162 | gen_op_mfc0_vpecontrol(); | |
9c2149c8 | 3163 | rn = "VPEControl"; |
ead9360e | 3164 | break; |
9c2149c8 | 3165 | case 2: |
ead9360e TS |
3166 | check_mips_mt(env, ctx); |
3167 | gen_op_mfc0_vpeconf0(); | |
9c2149c8 | 3168 | rn = "VPEConf0"; |
ead9360e | 3169 | break; |
9c2149c8 | 3170 | case 3: |
ead9360e TS |
3171 | check_mips_mt(env, ctx); |
3172 | gen_op_mfc0_vpeconf1(); | |
9c2149c8 | 3173 | rn = "VPEConf1"; |
ead9360e | 3174 | break; |
9c2149c8 | 3175 | case 4: |
ead9360e TS |
3176 | check_mips_mt(env, ctx); |
3177 | gen_op_dmfc0_yqmask(); | |
9c2149c8 | 3178 | rn = "YQMask"; |
ead9360e | 3179 | break; |
9c2149c8 | 3180 | case 5: |
ead9360e TS |
3181 | check_mips_mt(env, ctx); |
3182 | gen_op_dmfc0_vpeschedule(); | |
9c2149c8 | 3183 | rn = "VPESchedule"; |
ead9360e | 3184 | break; |
9c2149c8 | 3185 | case 6: |
ead9360e TS |
3186 | check_mips_mt(env, ctx); |
3187 | gen_op_dmfc0_vpeschefback(); | |
9c2149c8 | 3188 | rn = "VPEScheFBack"; |
ead9360e | 3189 | break; |
9c2149c8 | 3190 | case 7: |
ead9360e TS |
3191 | check_mips_mt(env, ctx); |
3192 | gen_op_mfc0_vpeopt(); | |
9c2149c8 | 3193 | rn = "VPEOpt"; |
ead9360e | 3194 | break; |
9c2149c8 TS |
3195 | default: |
3196 | goto die; | |
3197 | } | |
3198 | break; | |
3199 | case 2: | |
3200 | switch (sel) { | |
3201 | case 0: | |
2423f660 TS |
3202 | gen_op_dmfc0_entrylo0(); |
3203 | rn = "EntryLo0"; | |
3204 | break; | |
9c2149c8 | 3205 | case 1: |
ead9360e TS |
3206 | check_mips_mt(env, ctx); |
3207 | gen_op_mfc0_tcstatus(); | |
2423f660 | 3208 | rn = "TCStatus"; |
ead9360e | 3209 | break; |
9c2149c8 | 3210 | case 2: |
ead9360e TS |
3211 | check_mips_mt(env, ctx); |
3212 | gen_op_mfc0_tcbind(); | |
2423f660 | 3213 | rn = "TCBind"; |
ead9360e | 3214 | break; |
9c2149c8 | 3215 | case 3: |
ead9360e TS |
3216 | check_mips_mt(env, ctx); |
3217 | gen_op_dmfc0_tcrestart(); | |
2423f660 | 3218 | rn = "TCRestart"; |
ead9360e | 3219 | break; |
9c2149c8 | 3220 | case 4: |
ead9360e TS |
3221 | check_mips_mt(env, ctx); |
3222 | gen_op_dmfc0_tchalt(); | |
2423f660 | 3223 | rn = "TCHalt"; |
ead9360e | 3224 | break; |
9c2149c8 | 3225 | case 5: |
ead9360e TS |
3226 | check_mips_mt(env, ctx); |
3227 | gen_op_dmfc0_tccontext(); | |
2423f660 | 3228 | rn = "TCContext"; |
ead9360e | 3229 | break; |
9c2149c8 | 3230 | case 6: |
ead9360e TS |
3231 | check_mips_mt(env, ctx); |
3232 | gen_op_dmfc0_tcschedule(); | |
2423f660 | 3233 | rn = "TCSchedule"; |
ead9360e | 3234 | break; |
9c2149c8 | 3235 | case 7: |
ead9360e TS |
3236 | check_mips_mt(env, ctx); |
3237 | gen_op_dmfc0_tcschefback(); | |
2423f660 | 3238 | rn = "TCScheFBack"; |
ead9360e | 3239 | break; |
9c2149c8 TS |
3240 | default: |
3241 | goto die; | |
3242 | } | |
3243 | break; | |
3244 | case 3: | |
3245 | switch (sel) { | |
3246 | case 0: | |
2423f660 TS |
3247 | gen_op_dmfc0_entrylo1(); |
3248 | rn = "EntryLo1"; | |
3249 | break; | |
9c2149c8 TS |
3250 | default: |
3251 | goto die; | |
1579a72e | 3252 | } |
9c2149c8 TS |
3253 | break; |
3254 | case 4: | |
3255 | switch (sel) { | |
3256 | case 0: | |
2423f660 TS |
3257 | gen_op_dmfc0_context(); |
3258 | rn = "Context"; | |
3259 | break; | |
9c2149c8 | 3260 | case 1: |
2423f660 TS |
3261 | // gen_op_dmfc0_contextconfig(); /* SmartMIPS ASE */ |
3262 | rn = "ContextConfig"; | |
3263 | // break; | |
9c2149c8 TS |
3264 | default: |
3265 | goto die; | |
876d4b07 | 3266 | } |
9c2149c8 TS |
3267 | break; |
3268 | case 5: | |
3269 | switch (sel) { | |
3270 | case 0: | |
2423f660 TS |
3271 | gen_op_mfc0_pagemask(); |
3272 | rn = "PageMask"; | |
3273 | break; | |
9c2149c8 | 3274 | case 1: |
e189e748 | 3275 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
3276 | gen_op_mfc0_pagegrain(); |
3277 | rn = "PageGrain"; | |
3278 | break; | |
9c2149c8 TS |
3279 | default: |
3280 | goto die; | |
876d4b07 | 3281 | } |
9c2149c8 TS |
3282 | break; |
3283 | case 6: | |
3284 | switch (sel) { | |
3285 | case 0: | |
2423f660 TS |
3286 | gen_op_mfc0_wired(); |
3287 | rn = "Wired"; | |
3288 | break; | |
9c2149c8 | 3289 | case 1: |
e189e748 | 3290 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 3291 | gen_op_mfc0_srsconf0(); |
2423f660 | 3292 | rn = "SRSConf0"; |
ead9360e | 3293 | break; |
9c2149c8 | 3294 | case 2: |
e189e748 | 3295 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 3296 | gen_op_mfc0_srsconf1(); |
2423f660 | 3297 | rn = "SRSConf1"; |
ead9360e | 3298 | break; |
9c2149c8 | 3299 | case 3: |
e189e748 | 3300 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 3301 | gen_op_mfc0_srsconf2(); |
2423f660 | 3302 | rn = "SRSConf2"; |
ead9360e | 3303 | break; |
9c2149c8 | 3304 | case 4: |
e189e748 | 3305 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 3306 | gen_op_mfc0_srsconf3(); |
2423f660 | 3307 | rn = "SRSConf3"; |
ead9360e | 3308 | break; |
9c2149c8 | 3309 | case 5: |
e189e748 | 3310 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 3311 | gen_op_mfc0_srsconf4(); |
2423f660 | 3312 | rn = "SRSConf4"; |
ead9360e | 3313 | break; |
9c2149c8 TS |
3314 | default: |
3315 | goto die; | |
876d4b07 | 3316 | } |
9c2149c8 TS |
3317 | break; |
3318 | case 7: | |
3319 | switch (sel) { | |
3320 | case 0: | |
e189e748 | 3321 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
3322 | gen_op_mfc0_hwrena(); |
3323 | rn = "HWREna"; | |
3324 | break; | |
9c2149c8 TS |
3325 | default: |
3326 | goto die; | |
876d4b07 | 3327 | } |
9c2149c8 TS |
3328 | break; |
3329 | case 8: | |
3330 | switch (sel) { | |
3331 | case 0: | |
2423f660 TS |
3332 | gen_op_dmfc0_badvaddr(); |
3333 | rn = "BadVaddr"; | |
3334 | break; | |
9c2149c8 TS |
3335 | default: |
3336 | goto die; | |
876d4b07 | 3337 | } |
9c2149c8 TS |
3338 | break; |
3339 | case 9: | |
3340 | switch (sel) { | |
3341 | case 0: | |
2423f660 TS |
3342 | gen_op_mfc0_count(); |
3343 | rn = "Count"; | |
3344 | break; | |
3345 | /* 6,7 are implementation dependent */ | |
9c2149c8 TS |
3346 | default: |
3347 | goto die; | |
876d4b07 | 3348 | } |
9c2149c8 TS |
3349 | break; |
3350 | case 10: | |
3351 | switch (sel) { | |
3352 | case 0: | |
2423f660 TS |
3353 | gen_op_dmfc0_entryhi(); |
3354 | rn = "EntryHi"; | |
3355 | break; | |
9c2149c8 TS |
3356 | default: |
3357 | goto die; | |
876d4b07 | 3358 | } |
9c2149c8 TS |
3359 | break; |
3360 | case 11: | |
3361 | switch (sel) { | |
3362 | case 0: | |
2423f660 TS |
3363 | gen_op_mfc0_compare(); |
3364 | rn = "Compare"; | |
3365 | break; | |
876d4b07 | 3366 | /* 6,7 are implementation dependent */ |
9c2149c8 TS |
3367 | default: |
3368 | goto die; | |
876d4b07 | 3369 | } |
9c2149c8 TS |
3370 | break; |
3371 | case 12: | |
3372 | switch (sel) { | |
3373 | case 0: | |
2423f660 TS |
3374 | gen_op_mfc0_status(); |
3375 | rn = "Status"; | |
3376 | break; | |
9c2149c8 | 3377 | case 1: |
e189e748 | 3378 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
3379 | gen_op_mfc0_intctl(); |
3380 | rn = "IntCtl"; | |
3381 | break; | |
9c2149c8 | 3382 | case 2: |
e189e748 | 3383 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
3384 | gen_op_mfc0_srsctl(); |
3385 | rn = "SRSCtl"; | |
3386 | break; | |
9c2149c8 | 3387 | case 3: |
e189e748 | 3388 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 3389 | gen_op_mfc0_srsmap(); |
2423f660 TS |
3390 | rn = "SRSMap"; |
3391 | break; | |
9c2149c8 TS |
3392 | default: |
3393 | goto die; | |
876d4b07 | 3394 | } |
9c2149c8 TS |
3395 | break; |
3396 | case 13: | |
3397 | switch (sel) { | |
3398 | case 0: | |
2423f660 TS |
3399 | gen_op_mfc0_cause(); |
3400 | rn = "Cause"; | |
3401 | break; | |
9c2149c8 TS |
3402 | default: |
3403 | goto die; | |
876d4b07 | 3404 | } |
9c2149c8 TS |
3405 | break; |
3406 | case 14: | |
3407 | switch (sel) { | |
3408 | case 0: | |
2423f660 TS |
3409 | gen_op_dmfc0_epc(); |
3410 | rn = "EPC"; | |
3411 | break; | |
9c2149c8 TS |
3412 | default: |
3413 | goto die; | |
876d4b07 | 3414 | } |
9c2149c8 TS |
3415 | break; |
3416 | case 15: | |
3417 | switch (sel) { | |
3418 | case 0: | |
2423f660 TS |
3419 | gen_op_mfc0_prid(); |
3420 | rn = "PRid"; | |
3421 | break; | |
9c2149c8 | 3422 | case 1: |
e189e748 | 3423 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
3424 | gen_op_mfc0_ebase(); |
3425 | rn = "EBase"; | |
3426 | break; | |
9c2149c8 TS |
3427 | default: |
3428 | goto die; | |
876d4b07 | 3429 | } |
9c2149c8 TS |
3430 | break; |
3431 | case 16: | |
3432 | switch (sel) { | |
3433 | case 0: | |
2423f660 | 3434 | gen_op_mfc0_config0(); |
9c2149c8 TS |
3435 | rn = "Config"; |
3436 | break; | |
3437 | case 1: | |
2423f660 | 3438 | gen_op_mfc0_config1(); |
9c2149c8 TS |
3439 | rn = "Config1"; |
3440 | break; | |
3441 | case 2: | |
2423f660 | 3442 | gen_op_mfc0_config2(); |
9c2149c8 TS |
3443 | rn = "Config2"; |
3444 | break; | |
3445 | case 3: | |
2423f660 | 3446 | gen_op_mfc0_config3(); |
9c2149c8 TS |
3447 | rn = "Config3"; |
3448 | break; | |
3449 | /* 6,7 are implementation dependent */ | |
3450 | default: | |
3451 | goto die; | |
3452 | } | |
3453 | break; | |
3454 | case 17: | |
3455 | switch (sel) { | |
3456 | case 0: | |
2423f660 TS |
3457 | gen_op_dmfc0_lladdr(); |
3458 | rn = "LLAddr"; | |
3459 | break; | |
9c2149c8 TS |
3460 | default: |
3461 | goto die; | |
3462 | } | |
3463 | break; | |
3464 | case 18: | |
3465 | switch (sel) { | |
fd88b6ab TS |
3466 | case 0 ... 7: |
3467 | gen_op_dmfc0_watchlo(sel); | |
2423f660 TS |
3468 | rn = "WatchLo"; |
3469 | break; | |
9c2149c8 TS |
3470 | default: |
3471 | goto die; | |
3472 | } | |
3473 | break; | |
3474 | case 19: | |
3475 | switch (sel) { | |
fd88b6ab TS |
3476 | case 0 ... 7: |
3477 | gen_op_mfc0_watchhi(sel); | |
2423f660 TS |
3478 | rn = "WatchHi"; |
3479 | break; | |
9c2149c8 TS |
3480 | default: |
3481 | goto die; | |
3482 | } | |
3483 | break; | |
3484 | case 20: | |
3485 | switch (sel) { | |
3486 | case 0: | |
e189e748 | 3487 | check_insn(env, ctx, ISA_MIPS3); |
2423f660 TS |
3488 | gen_op_dmfc0_xcontext(); |
3489 | rn = "XContext"; | |
3490 | break; | |
9c2149c8 TS |
3491 | default: |
3492 | goto die; | |
3493 | } | |
3494 | break; | |
3495 | case 21: | |
3496 | /* Officially reserved, but sel 0 is used for R1x000 framemask */ | |
3497 | switch (sel) { | |
3498 | case 0: | |
2423f660 TS |
3499 | gen_op_mfc0_framemask(); |
3500 | rn = "Framemask"; | |
3501 | break; | |
9c2149c8 TS |
3502 | default: |
3503 | goto die; | |
3504 | } | |
3505 | break; | |
3506 | case 22: | |
2423f660 TS |
3507 | /* ignored */ |
3508 | rn = "'Diagnostic"; /* implementation dependent */ | |
3509 | break; | |
9c2149c8 TS |
3510 | case 23: |
3511 | switch (sel) { | |
3512 | case 0: | |
2423f660 TS |
3513 | gen_op_mfc0_debug(); /* EJTAG support */ |
3514 | rn = "Debug"; | |
3515 | break; | |
9c2149c8 | 3516 | case 1: |
2423f660 TS |
3517 | // gen_op_dmfc0_tracecontrol(); /* PDtrace support */ |
3518 | rn = "TraceControl"; | |
3519 | // break; | |
9c2149c8 | 3520 | case 2: |
2423f660 TS |
3521 | // gen_op_dmfc0_tracecontrol2(); /* PDtrace support */ |
3522 | rn = "TraceControl2"; | |
3523 | // break; | |
9c2149c8 | 3524 | case 3: |
2423f660 TS |
3525 | // gen_op_dmfc0_usertracedata(); /* PDtrace support */ |
3526 | rn = "UserTraceData"; | |
3527 | // break; | |
9c2149c8 | 3528 | case 4: |
2423f660 TS |
3529 | // gen_op_dmfc0_debug(); /* PDtrace support */ |
3530 | rn = "TraceBPC"; | |
3531 | // break; | |
9c2149c8 TS |
3532 | default: |
3533 | goto die; | |
3534 | } | |
3535 | break; | |
3536 | case 24: | |
3537 | switch (sel) { | |
3538 | case 0: | |
2423f660 TS |
3539 | gen_op_dmfc0_depc(); /* EJTAG support */ |
3540 | rn = "DEPC"; | |
3541 | break; | |
9c2149c8 TS |
3542 | default: |
3543 | goto die; | |
3544 | } | |
3545 | break; | |
3546 | case 25: | |
3547 | switch (sel) { | |
3548 | case 0: | |
2423f660 TS |
3549 | gen_op_mfc0_performance0(); |
3550 | rn = "Performance0"; | |
9c2149c8 TS |
3551 | break; |
3552 | case 1: | |
2423f660 TS |
3553 | // gen_op_dmfc0_performance1(); |
3554 | rn = "Performance1"; | |
3555 | // break; | |
9c2149c8 | 3556 | case 2: |
2423f660 TS |
3557 | // gen_op_dmfc0_performance2(); |
3558 | rn = "Performance2"; | |
3559 | // break; | |
9c2149c8 | 3560 | case 3: |
2423f660 TS |
3561 | // gen_op_dmfc0_performance3(); |
3562 | rn = "Performance3"; | |
3563 | // break; | |
9c2149c8 | 3564 | case 4: |
2423f660 TS |
3565 | // gen_op_dmfc0_performance4(); |
3566 | rn = "Performance4"; | |
3567 | // break; | |
9c2149c8 | 3568 | case 5: |
2423f660 TS |
3569 | // gen_op_dmfc0_performance5(); |
3570 | rn = "Performance5"; | |
3571 | // break; | |
9c2149c8 | 3572 | case 6: |
2423f660 TS |
3573 | // gen_op_dmfc0_performance6(); |
3574 | rn = "Performance6"; | |
3575 | // break; | |
9c2149c8 | 3576 | case 7: |
2423f660 TS |
3577 | // gen_op_dmfc0_performance7(); |
3578 | rn = "Performance7"; | |
3579 | // break; | |
9c2149c8 TS |
3580 | default: |
3581 | goto die; | |
3582 | } | |
3583 | break; | |
3584 | case 26: | |
3585 | rn = "ECC"; | |
3586 | break; | |
3587 | case 27: | |
3588 | switch (sel) { | |
3589 | /* ignored */ | |
3590 | case 0 ... 3: | |
2423f660 TS |
3591 | rn = "CacheErr"; |
3592 | break; | |
9c2149c8 TS |
3593 | default: |
3594 | goto die; | |
3595 | } | |
3596 | break; | |
3597 | case 28: | |
3598 | switch (sel) { | |
3599 | case 0: | |
3600 | case 2: | |
3601 | case 4: | |
3602 | case 6: | |
3603 | gen_op_mfc0_taglo(); | |
3604 | rn = "TagLo"; | |
3605 | break; | |
3606 | case 1: | |
3607 | case 3: | |
3608 | case 5: | |
3609 | case 7: | |
3610 | gen_op_mfc0_datalo(); | |
3611 | rn = "DataLo"; | |
3612 | break; | |
3613 | default: | |
3614 | goto die; | |
3615 | } | |
3616 | break; | |
3617 | case 29: | |
3618 | switch (sel) { | |
3619 | case 0: | |
3620 | case 2: | |
3621 | case 4: | |
3622 | case 6: | |
3623 | gen_op_mfc0_taghi(); | |
3624 | rn = "TagHi"; | |
3625 | break; | |
3626 | case 1: | |
3627 | case 3: | |
3628 | case 5: | |
3629 | case 7: | |
3630 | gen_op_mfc0_datahi(); | |
3631 | rn = "DataHi"; | |
3632 | break; | |
3633 | default: | |
3634 | goto die; | |
3635 | } | |
3636 | break; | |
3637 | case 30: | |
3638 | switch (sel) { | |
3639 | case 0: | |
2423f660 TS |
3640 | gen_op_dmfc0_errorepc(); |
3641 | rn = "ErrorEPC"; | |
3642 | break; | |
9c2149c8 TS |
3643 | default: |
3644 | goto die; | |
3645 | } | |
3646 | break; | |
3647 | case 31: | |
3648 | switch (sel) { | |
3649 | case 0: | |
2423f660 TS |
3650 | gen_op_mfc0_desave(); /* EJTAG support */ |
3651 | rn = "DESAVE"; | |
3652 | break; | |
9c2149c8 TS |
3653 | default: |
3654 | goto die; | |
3655 | } | |
3656 | break; | |
3657 | default: | |
876d4b07 | 3658 | goto die; |
9c2149c8 TS |
3659 | } |
3660 | #if defined MIPS_DEBUG_DISAS | |
3661 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
3662 | fprintf(logfile, "dmfc0 %s (reg %d sel %d)\n", | |
3663 | rn, reg, sel); | |
3664 | } | |
3665 | #endif | |
3666 | return; | |
3667 | ||
3668 | die: | |
3669 | #if defined MIPS_DEBUG_DISAS | |
3670 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
3671 | fprintf(logfile, "dmfc0 %s (reg %d sel %d)\n", | |
3672 | rn, reg, sel); | |
3673 | } | |
3674 | #endif | |
3675 | generate_exception(ctx, EXCP_RI); | |
3676 | } | |
3677 | ||
3a95e3a7 | 3678 | static void gen_dmtc0 (CPUState *env, DisasContext *ctx, int reg, int sel) |
9c2149c8 TS |
3679 | { |
3680 | const char *rn = "invalid"; | |
3681 | ||
e189e748 TS |
3682 | if (sel != 0) |
3683 | check_insn(env, ctx, ISA_MIPS64); | |
3684 | ||
9c2149c8 TS |
3685 | switch (reg) { |
3686 | case 0: | |
3687 | switch (sel) { | |
3688 | case 0: | |
3689 | gen_op_mtc0_index(); | |
3690 | rn = "Index"; | |
3691 | break; | |
3692 | case 1: | |
ead9360e TS |
3693 | check_mips_mt(env, ctx); |
3694 | gen_op_mtc0_mvpcontrol(); | |
9c2149c8 | 3695 | rn = "MVPControl"; |
ead9360e | 3696 | break; |
9c2149c8 | 3697 | case 2: |
ead9360e TS |
3698 | check_mips_mt(env, ctx); |
3699 | /* ignored */ | |
9c2149c8 | 3700 | rn = "MVPConf0"; |
ead9360e | 3701 | break; |
9c2149c8 | 3702 | case 3: |
ead9360e TS |
3703 | check_mips_mt(env, ctx); |
3704 | /* ignored */ | |
9c2149c8 | 3705 | rn = "MVPConf1"; |
ead9360e | 3706 | break; |
9c2149c8 TS |
3707 | default: |
3708 | goto die; | |
3709 | } | |
3710 | break; | |
3711 | case 1: | |
3712 | switch (sel) { | |
3713 | case 0: | |
2423f660 | 3714 | /* ignored */ |
9c2149c8 | 3715 | rn = "Random"; |
2423f660 | 3716 | break; |
9c2149c8 | 3717 | case 1: |
ead9360e TS |
3718 | check_mips_mt(env, ctx); |
3719 | gen_op_mtc0_vpecontrol(); | |
9c2149c8 | 3720 | rn = "VPEControl"; |
ead9360e | 3721 | break; |
9c2149c8 | 3722 | case 2: |
ead9360e TS |
3723 | check_mips_mt(env, ctx); |
3724 | gen_op_mtc0_vpeconf0(); | |
9c2149c8 | 3725 | rn = "VPEConf0"; |
ead9360e | 3726 | break; |
9c2149c8 | 3727 | case 3: |
ead9360e TS |
3728 | check_mips_mt(env, ctx); |
3729 | gen_op_mtc0_vpeconf1(); | |
9c2149c8 | 3730 | rn = "VPEConf1"; |
ead9360e | 3731 | break; |
9c2149c8 | 3732 | case 4: |
ead9360e TS |
3733 | check_mips_mt(env, ctx); |
3734 | gen_op_mtc0_yqmask(); | |
9c2149c8 | 3735 | rn = "YQMask"; |
ead9360e | 3736 | break; |
9c2149c8 | 3737 | case 5: |
ead9360e TS |
3738 | check_mips_mt(env, ctx); |
3739 | gen_op_mtc0_vpeschedule(); | |
9c2149c8 | 3740 | rn = "VPESchedule"; |
ead9360e | 3741 | break; |
9c2149c8 | 3742 | case 6: |
ead9360e TS |
3743 | check_mips_mt(env, ctx); |
3744 | gen_op_mtc0_vpeschefback(); | |
9c2149c8 | 3745 | rn = "VPEScheFBack"; |
ead9360e | 3746 | break; |
9c2149c8 | 3747 | case 7: |
ead9360e TS |
3748 | check_mips_mt(env, ctx); |
3749 | gen_op_mtc0_vpeopt(); | |
9c2149c8 | 3750 | rn = "VPEOpt"; |
ead9360e | 3751 | break; |
9c2149c8 TS |
3752 | default: |
3753 | goto die; | |
3754 | } | |
3755 | break; | |
3756 | case 2: | |
3757 | switch (sel) { | |
3758 | case 0: | |
f1b0aa5d | 3759 | gen_op_mtc0_entrylo0(); |
2423f660 TS |
3760 | rn = "EntryLo0"; |
3761 | break; | |
9c2149c8 | 3762 | case 1: |
ead9360e TS |
3763 | check_mips_mt(env, ctx); |
3764 | gen_op_mtc0_tcstatus(); | |
2423f660 | 3765 | rn = "TCStatus"; |
ead9360e | 3766 | break; |
9c2149c8 | 3767 | case 2: |
ead9360e TS |
3768 | check_mips_mt(env, ctx); |
3769 | gen_op_mtc0_tcbind(); | |
2423f660 | 3770 | rn = "TCBind"; |
ead9360e | 3771 | break; |
9c2149c8 | 3772 | case 3: |
ead9360e TS |
3773 | check_mips_mt(env, ctx); |
3774 | gen_op_mtc0_tcrestart(); | |
2423f660 | 3775 | rn = "TCRestart"; |
ead9360e | 3776 | break; |
9c2149c8 | 3777 | case 4: |
ead9360e TS |
3778 | check_mips_mt(env, ctx); |
3779 | gen_op_mtc0_tchalt(); | |
2423f660 | 3780 | rn = "TCHalt"; |
ead9360e | 3781 | break; |
9c2149c8 | 3782 | case 5: |
ead9360e TS |
3783 | check_mips_mt(env, ctx); |
3784 | gen_op_mtc0_tccontext(); | |
2423f660 | 3785 | rn = "TCContext"; |
ead9360e | 3786 | break; |
9c2149c8 | 3787 | case 6: |
ead9360e TS |
3788 | check_mips_mt(env, ctx); |
3789 | gen_op_mtc0_tcschedule(); | |
2423f660 | 3790 | rn = "TCSchedule"; |
ead9360e | 3791 | break; |
9c2149c8 | 3792 | case 7: |
ead9360e TS |
3793 | check_mips_mt(env, ctx); |
3794 | gen_op_mtc0_tcschefback(); | |
2423f660 | 3795 | rn = "TCScheFBack"; |
ead9360e | 3796 | break; |
9c2149c8 TS |
3797 | default: |
3798 | goto die; | |
3799 | } | |
3800 | break; | |
3801 | case 3: | |
3802 | switch (sel) { | |
3803 | case 0: | |
f1b0aa5d | 3804 | gen_op_mtc0_entrylo1(); |
2423f660 TS |
3805 | rn = "EntryLo1"; |
3806 | break; | |
9c2149c8 TS |
3807 | default: |
3808 | goto die; | |
876d4b07 | 3809 | } |
9c2149c8 TS |
3810 | break; |
3811 | case 4: | |
3812 | switch (sel) { | |
3813 | case 0: | |
f1b0aa5d | 3814 | gen_op_mtc0_context(); |
2423f660 TS |
3815 | rn = "Context"; |
3816 | break; | |
9c2149c8 | 3817 | case 1: |
f1b0aa5d | 3818 | // gen_op_mtc0_contextconfig(); /* SmartMIPS ASE */ |
2423f660 TS |
3819 | rn = "ContextConfig"; |
3820 | // break; | |
9c2149c8 TS |
3821 | default: |
3822 | goto die; | |
876d4b07 | 3823 | } |
9c2149c8 TS |
3824 | break; |
3825 | case 5: | |
3826 | switch (sel) { | |
3827 | case 0: | |
2423f660 TS |
3828 | gen_op_mtc0_pagemask(); |
3829 | rn = "PageMask"; | |
3830 | break; | |
9c2149c8 | 3831 | case 1: |
e189e748 | 3832 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
3833 | gen_op_mtc0_pagegrain(); |
3834 | rn = "PageGrain"; | |
3835 | break; | |
9c2149c8 TS |
3836 | default: |
3837 | goto die; | |
876d4b07 | 3838 | } |
9c2149c8 TS |
3839 | break; |
3840 | case 6: | |
3841 | switch (sel) { | |
3842 | case 0: | |
2423f660 TS |
3843 | gen_op_mtc0_wired(); |
3844 | rn = "Wired"; | |
3845 | break; | |
9c2149c8 | 3846 | case 1: |
e189e748 | 3847 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 3848 | gen_op_mtc0_srsconf0(); |
2423f660 | 3849 | rn = "SRSConf0"; |
ead9360e | 3850 | break; |
9c2149c8 | 3851 | case 2: |
e189e748 | 3852 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 3853 | gen_op_mtc0_srsconf1(); |
2423f660 | 3854 | rn = "SRSConf1"; |
ead9360e | 3855 | break; |
9c2149c8 | 3856 | case 3: |
e189e748 | 3857 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 3858 | gen_op_mtc0_srsconf2(); |
2423f660 | 3859 | rn = "SRSConf2"; |
ead9360e | 3860 | break; |
9c2149c8 | 3861 | case 4: |
e189e748 | 3862 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 3863 | gen_op_mtc0_srsconf3(); |
2423f660 | 3864 | rn = "SRSConf3"; |
ead9360e | 3865 | break; |
9c2149c8 | 3866 | case 5: |
e189e748 | 3867 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 3868 | gen_op_mtc0_srsconf4(); |
2423f660 | 3869 | rn = "SRSConf4"; |
ead9360e | 3870 | break; |
9c2149c8 TS |
3871 | default: |
3872 | goto die; | |
876d4b07 | 3873 | } |
9c2149c8 TS |
3874 | break; |
3875 | case 7: | |
3876 | switch (sel) { | |
3877 | case 0: | |
e189e748 | 3878 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
3879 | gen_op_mtc0_hwrena(); |
3880 | rn = "HWREna"; | |
3881 | break; | |
9c2149c8 TS |
3882 | default: |
3883 | goto die; | |
876d4b07 | 3884 | } |
9c2149c8 TS |
3885 | break; |
3886 | case 8: | |
3887 | /* ignored */ | |
3888 | rn = "BadVaddr"; | |
3889 | break; | |
3890 | case 9: | |
3891 | switch (sel) { | |
3892 | case 0: | |
2423f660 TS |
3893 | gen_op_mtc0_count(); |
3894 | rn = "Count"; | |
3895 | break; | |
876d4b07 | 3896 | /* 6,7 are implementation dependent */ |
9c2149c8 TS |
3897 | default: |
3898 | goto die; | |
876d4b07 TS |
3899 | } |
3900 | /* Stop translation as we may have switched the execution mode */ | |
3901 | ctx->bstate = BS_STOP; | |
9c2149c8 TS |
3902 | break; |
3903 | case 10: | |
3904 | switch (sel) { | |
3905 | case 0: | |
2423f660 TS |
3906 | gen_op_mtc0_entryhi(); |
3907 | rn = "EntryHi"; | |
3908 | break; | |
9c2149c8 TS |
3909 | default: |
3910 | goto die; | |
876d4b07 | 3911 | } |
9c2149c8 TS |
3912 | break; |
3913 | case 11: | |
3914 | switch (sel) { | |
3915 | case 0: | |
2423f660 TS |
3916 | gen_op_mtc0_compare(); |
3917 | rn = "Compare"; | |
3918 | break; | |
876d4b07 | 3919 | /* 6,7 are implementation dependent */ |
9c2149c8 TS |
3920 | default: |
3921 | goto die; | |
876d4b07 TS |
3922 | } |
3923 | /* Stop translation as we may have switched the execution mode */ | |
3924 | ctx->bstate = BS_STOP; | |
9c2149c8 TS |
3925 | break; |
3926 | case 12: | |
3927 | switch (sel) { | |
3928 | case 0: | |
2423f660 | 3929 | gen_op_mtc0_status(); |
8487327a TS |
3930 | /* BS_STOP isn't good enough here, hflags may have changed. */ |
3931 | gen_save_pc(ctx->pc + 4); | |
3932 | ctx->bstate = BS_EXCP; | |
2423f660 TS |
3933 | rn = "Status"; |
3934 | break; | |
9c2149c8 | 3935 | case 1: |
e189e748 | 3936 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 | 3937 | gen_op_mtc0_intctl(); |
8487327a TS |
3938 | /* Stop translation as we may have switched the execution mode */ |
3939 | ctx->bstate = BS_STOP; | |
2423f660 TS |
3940 | rn = "IntCtl"; |
3941 | break; | |
9c2149c8 | 3942 | case 2: |
e189e748 | 3943 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 | 3944 | gen_op_mtc0_srsctl(); |
8487327a TS |
3945 | /* Stop translation as we may have switched the execution mode */ |
3946 | ctx->bstate = BS_STOP; | |
2423f660 TS |
3947 | rn = "SRSCtl"; |
3948 | break; | |
9c2149c8 | 3949 | case 3: |
e189e748 | 3950 | check_insn(env, ctx, ISA_MIPS32R2); |
fd88b6ab | 3951 | gen_op_mtc0_srsmap(); |
8487327a TS |
3952 | /* Stop translation as we may have switched the execution mode */ |
3953 | ctx->bstate = BS_STOP; | |
2423f660 TS |
3954 | rn = "SRSMap"; |
3955 | break; | |
3956 | default: | |
9c2149c8 | 3957 | goto die; |
876d4b07 | 3958 | } |
9c2149c8 TS |
3959 | break; |
3960 | case 13: | |
3961 | switch (sel) { | |
3962 | case 0: | |
2423f660 TS |
3963 | gen_op_mtc0_cause(); |
3964 | rn = "Cause"; | |
3965 | break; | |
9c2149c8 TS |
3966 | default: |
3967 | goto die; | |
876d4b07 TS |
3968 | } |
3969 | /* Stop translation as we may have switched the execution mode */ | |
3970 | ctx->bstate = BS_STOP; | |
9c2149c8 TS |
3971 | break; |
3972 | case 14: | |
3973 | switch (sel) { | |
3974 | case 0: | |
f1b0aa5d | 3975 | gen_op_mtc0_epc(); |
2423f660 TS |
3976 | rn = "EPC"; |
3977 | break; | |
9c2149c8 TS |
3978 | default: |
3979 | goto die; | |
876d4b07 | 3980 | } |
9c2149c8 TS |
3981 | break; |
3982 | case 15: | |
3983 | switch (sel) { | |
3984 | case 0: | |
2423f660 TS |
3985 | /* ignored */ |
3986 | rn = "PRid"; | |
3987 | break; | |
9c2149c8 | 3988 | case 1: |
e189e748 | 3989 | check_insn(env, ctx, ISA_MIPS32R2); |
2423f660 TS |
3990 | gen_op_mtc0_ebase(); |
3991 | rn = "EBase"; | |
3992 | break; | |
9c2149c8 TS |
3993 | default: |
3994 | goto die; | |
876d4b07 | 3995 | } |
9c2149c8 TS |
3996 | break; |
3997 | case 16: | |
3998 | switch (sel) { | |
3999 | case 0: | |
4000 | gen_op_mtc0_config0(); | |
4001 | rn = "Config"; | |
2423f660 TS |
4002 | /* Stop translation as we may have switched the execution mode */ |
4003 | ctx->bstate = BS_STOP; | |
9c2149c8 TS |
4004 | break; |
4005 | case 1: | |
2423f660 | 4006 | /* ignored */ |
9c2149c8 TS |
4007 | rn = "Config1"; |
4008 | break; | |
4009 | case 2: | |
4010 | gen_op_mtc0_config2(); | |
4011 | rn = "Config2"; | |
2423f660 TS |
4012 | /* Stop translation as we may have switched the execution mode */ |
4013 | ctx->bstate = BS_STOP; | |
9c2149c8 TS |
4014 | break; |
4015 | case 3: | |
2423f660 | 4016 | /* ignored */ |
9c2149c8 TS |
4017 | rn = "Config3"; |
4018 | break; | |
4019 | /* 6,7 are implementation dependent */ | |
4020 | default: | |
4021 | rn = "Invalid config selector"; | |
4022 | goto die; | |
4023 | } | |
9c2149c8 TS |
4024 | break; |
4025 | case 17: | |
4026 | switch (sel) { | |
4027 | case 0: | |
2423f660 TS |
4028 | /* ignored */ |
4029 | rn = "LLAddr"; | |
4030 | break; | |
9c2149c8 TS |
4031 | default: |
4032 | goto die; | |
4033 | } | |
4034 | break; | |
4035 | case 18: | |
4036 | switch (sel) { | |
fd88b6ab TS |
4037 | case 0 ... 7: |
4038 | gen_op_mtc0_watchlo(sel); | |
2423f660 TS |
4039 | rn = "WatchLo"; |
4040 | break; | |
9c2149c8 TS |
4041 | default: |
4042 | goto die; | |
4043 | } | |
4044 | break; | |
4045 | case 19: | |
4046 | switch (sel) { | |
fd88b6ab TS |
4047 | case 0 ... 7: |
4048 | gen_op_mtc0_watchhi(sel); | |
2423f660 TS |
4049 | rn = "WatchHi"; |
4050 | break; | |
9c2149c8 TS |
4051 | default: |
4052 | goto die; | |
4053 | } | |
4054 | break; | |
4055 | case 20: | |
4056 | switch (sel) { | |
4057 | case 0: | |
e189e748 | 4058 | check_insn(env, ctx, ISA_MIPS3); |
f1b0aa5d | 4059 | gen_op_mtc0_xcontext(); |
2423f660 TS |
4060 | rn = "XContext"; |
4061 | break; | |
9c2149c8 TS |
4062 | default: |
4063 | goto die; | |
4064 | } | |
4065 | break; | |
4066 | case 21: | |
4067 | /* Officially reserved, but sel 0 is used for R1x000 framemask */ | |
4068 | switch (sel) { | |
4069 | case 0: | |
2423f660 TS |
4070 | gen_op_mtc0_framemask(); |
4071 | rn = "Framemask"; | |
4072 | break; | |
9c2149c8 TS |
4073 | default: |
4074 | goto die; | |
4075 | } | |
4076 | break; | |
4077 | case 22: | |
4078 | /* ignored */ | |
4079 | rn = "Diagnostic"; /* implementation dependent */ | |
876d4b07 | 4080 | break; |
9c2149c8 TS |
4081 | case 23: |
4082 | switch (sel) { | |
4083 | case 0: | |
2423f660 | 4084 | gen_op_mtc0_debug(); /* EJTAG support */ |
8487327a TS |
4085 | /* BS_STOP isn't good enough here, hflags may have changed. */ |
4086 | gen_save_pc(ctx->pc + 4); | |
4087 | ctx->bstate = BS_EXCP; | |
2423f660 TS |
4088 | rn = "Debug"; |
4089 | break; | |
9c2149c8 | 4090 | case 1: |
f1b0aa5d | 4091 | // gen_op_mtc0_tracecontrol(); /* PDtrace support */ |
8487327a TS |
4092 | /* Stop translation as we may have switched the execution mode */ |
4093 | ctx->bstate = BS_STOP; | |
2423f660 TS |
4094 | rn = "TraceControl"; |
4095 | // break; | |
9c2149c8 | 4096 | case 2: |
f1b0aa5d | 4097 | // gen_op_mtc0_tracecontrol2(); /* PDtrace support */ |
8487327a TS |
4098 | /* Stop translation as we may have switched the execution mode */ |
4099 | ctx->bstate = BS_STOP; | |
2423f660 TS |
4100 | rn = "TraceControl2"; |
4101 | // break; | |
9c2149c8 | 4102 | case 3: |
f1b0aa5d | 4103 | // gen_op_mtc0_usertracedata(); /* PDtrace support */ |
8487327a TS |
4104 | /* Stop translation as we may have switched the execution mode */ |
4105 | ctx->bstate = BS_STOP; | |
2423f660 TS |
4106 | rn = "UserTraceData"; |
4107 | // break; | |
9c2149c8 | 4108 | case 4: |
f1b0aa5d | 4109 | // gen_op_mtc0_debug(); /* PDtrace support */ |
8487327a TS |
4110 | /* Stop translation as we may have switched the execution mode */ |
4111 | ctx->bstate = BS_STOP; | |
2423f660 TS |
4112 | rn = "TraceBPC"; |
4113 | // break; | |
9c2149c8 TS |
4114 | default: |
4115 | goto die; | |
4116 | } | |
9c2149c8 TS |
4117 | break; |
4118 | case 24: | |
4119 | switch (sel) { | |
4120 | case 0: | |
f1b0aa5d | 4121 | gen_op_mtc0_depc(); /* EJTAG support */ |
2423f660 TS |
4122 | rn = "DEPC"; |
4123 | break; | |
9c2149c8 TS |
4124 | default: |
4125 | goto die; | |
4126 | } | |
4127 | break; | |
4128 | case 25: | |
4129 | switch (sel) { | |
4130 | case 0: | |
2423f660 TS |
4131 | gen_op_mtc0_performance0(); |
4132 | rn = "Performance0"; | |
4133 | break; | |
9c2149c8 | 4134 | case 1: |
f1b0aa5d | 4135 | // gen_op_mtc0_performance1(); |
2423f660 TS |
4136 | rn = "Performance1"; |
4137 | // break; | |
9c2149c8 | 4138 | case 2: |
f1b0aa5d | 4139 | // gen_op_mtc0_performance2(); |
2423f660 TS |
4140 | rn = "Performance2"; |
4141 | // break; | |
9c2149c8 | 4142 | case 3: |
f1b0aa5d | 4143 | // gen_op_mtc0_performance3(); |
2423f660 TS |
4144 | rn = "Performance3"; |
4145 | // break; | |
9c2149c8 | 4146 | case 4: |
f1b0aa5d | 4147 | // gen_op_mtc0_performance4(); |
2423f660 TS |
4148 | rn = "Performance4"; |
4149 | // break; | |
9c2149c8 | 4150 | case 5: |
f1b0aa5d | 4151 | // gen_op_mtc0_performance5(); |
2423f660 TS |
4152 | rn = "Performance5"; |
4153 | // break; | |
9c2149c8 | 4154 | case 6: |
f1b0aa5d | 4155 | // gen_op_mtc0_performance6(); |
2423f660 TS |
4156 | rn = "Performance6"; |
4157 | // break; | |
9c2149c8 | 4158 | case 7: |
f1b0aa5d | 4159 | // gen_op_mtc0_performance7(); |
2423f660 TS |
4160 | rn = "Performance7"; |
4161 | // break; | |
9c2149c8 TS |
4162 | default: |
4163 | goto die; | |
4164 | } | |
876d4b07 | 4165 | break; |
9c2149c8 | 4166 | case 26: |
876d4b07 | 4167 | /* ignored */ |
9c2149c8 | 4168 | rn = "ECC"; |
876d4b07 | 4169 | break; |
9c2149c8 TS |
4170 | case 27: |
4171 | switch (sel) { | |
4172 | case 0 ... 3: | |
2423f660 TS |
4173 | /* ignored */ |
4174 | rn = "CacheErr"; | |
4175 | break; | |
9c2149c8 TS |
4176 | default: |
4177 | goto die; | |
4178 | } | |
876d4b07 | 4179 | break; |
9c2149c8 TS |
4180 | case 28: |
4181 | switch (sel) { | |
4182 | case 0: | |
4183 | case 2: | |
4184 | case 4: | |
4185 | case 6: | |
4186 | gen_op_mtc0_taglo(); | |
4187 | rn = "TagLo"; | |
4188 | break; | |
4189 | case 1: | |
4190 | case 3: | |
4191 | case 5: | |
4192 | case 7: | |
2423f660 | 4193 | gen_op_mtc0_datalo(); |
9c2149c8 TS |
4194 | rn = "DataLo"; |
4195 | break; | |
4196 | default: | |
4197 | goto die; | |
4198 | } | |
4199 | break; | |
4200 | case 29: | |
4201 | switch (sel) { | |
4202 | case 0: | |
4203 | case 2: | |
4204 | case 4: | |
4205 | case 6: | |
4206 | gen_op_mtc0_taghi(); | |
4207 | rn = "TagHi"; | |
4208 | break; | |
4209 | case 1: | |
4210 | case 3: | |
4211 | case 5: | |
4212 | case 7: | |
2423f660 | 4213 | gen_op_mtc0_datahi(); |
9c2149c8 TS |
4214 | rn = "DataHi"; |
4215 | break; | |
4216 | default: | |
4217 | rn = "invalid sel"; | |
4218 | goto die; | |
4219 | } | |
876d4b07 | 4220 | break; |
9c2149c8 TS |
4221 | case 30: |
4222 | switch (sel) { | |
4223 | case 0: | |
f1b0aa5d | 4224 | gen_op_mtc0_errorepc(); |
2423f660 TS |
4225 | rn = "ErrorEPC"; |
4226 | break; | |
9c2149c8 TS |
4227 | default: |
4228 | goto die; | |
4229 | } | |
4230 | break; | |
4231 | case 31: | |
4232 | switch (sel) { | |
4233 | case 0: | |
2423f660 TS |
4234 | gen_op_mtc0_desave(); /* EJTAG support */ |
4235 | rn = "DESAVE"; | |
4236 | break; | |
9c2149c8 TS |
4237 | default: |
4238 | goto die; | |
4239 | } | |
876d4b07 TS |
4240 | /* Stop translation as we may have switched the execution mode */ |
4241 | ctx->bstate = BS_STOP; | |
9c2149c8 TS |
4242 | break; |
4243 | default: | |
876d4b07 | 4244 | goto die; |
9c2149c8 TS |
4245 | } |
4246 | #if defined MIPS_DEBUG_DISAS | |
4247 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
4248 | fprintf(logfile, "dmtc0 %s (reg %d sel %d)\n", | |
4249 | rn, reg, sel); | |
4250 | } | |
4251 | #endif | |
4252 | return; | |
4253 | ||
4254 | die: | |
4255 | #if defined MIPS_DEBUG_DISAS | |
4256 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
4257 | fprintf(logfile, "dmtc0 %s (reg %d sel %d)\n", | |
4258 | rn, reg, sel); | |
4259 | } | |
4260 | #endif | |
4261 | generate_exception(ctx, EXCP_RI); | |
4262 | } | |
534ce69f | 4263 | #endif /* TARGET_MIPS64 */ |
9c2149c8 | 4264 | |
ead9360e TS |
4265 | static void gen_mftr(CPUState *env, DisasContext *ctx, int rt, |
4266 | int u, int sel, int h) | |
4267 | { | |
4268 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
4269 | ||
4270 | if ((env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) == 0 && | |
4271 | ((env->CP0_TCBind[other_tc] & (0xf << CP0TCBd_CurVPE)) != | |
4272 | (env->CP0_TCBind[env->current_tc] & (0xf << CP0TCBd_CurVPE)))) | |
4273 | gen_op_set_T0(-1); | |
4274 | else if ((env->CP0_VPEControl & (0xff << CP0VPECo_TargTC)) > | |
4275 | (env->mvp->CP0_MVPConf0 & (0xff << CP0MVPC0_PTC))) | |
4276 | gen_op_set_T0(-1); | |
4277 | else if (u == 0) { | |
4278 | switch (rt) { | |
4279 | case 2: | |
4280 | switch (sel) { | |
4281 | case 1: | |
4282 | gen_op_mftc0_tcstatus(); | |
4283 | break; | |
4284 | case 2: | |
4285 | gen_op_mftc0_tcbind(); | |
4286 | break; | |
4287 | case 3: | |
4288 | gen_op_mftc0_tcrestart(); | |
4289 | break; | |
4290 | case 4: | |
4291 | gen_op_mftc0_tchalt(); | |
4292 | break; | |
4293 | case 5: | |
4294 | gen_op_mftc0_tccontext(); | |
4295 | break; | |
4296 | case 6: | |
4297 | gen_op_mftc0_tcschedule(); | |
4298 | break; | |
4299 | case 7: | |
4300 | gen_op_mftc0_tcschefback(); | |
4301 | break; | |
4302 | default: | |
4303 | gen_mfc0(env, ctx, rt, sel); | |
4304 | break; | |
4305 | } | |
4306 | break; | |
4307 | case 10: | |
4308 | switch (sel) { | |
4309 | case 0: | |
4310 | gen_op_mftc0_entryhi(); | |
4311 | break; | |
4312 | default: | |
4313 | gen_mfc0(env, ctx, rt, sel); | |
4314 | break; | |
4315 | } | |
4316 | case 12: | |
4317 | switch (sel) { | |
4318 | case 0: | |
4319 | gen_op_mftc0_status(); | |
4320 | break; | |
4321 | default: | |
4322 | gen_mfc0(env, ctx, rt, sel); | |
4323 | break; | |
4324 | } | |
4325 | case 23: | |
4326 | switch (sel) { | |
4327 | case 0: | |
4328 | gen_op_mftc0_debug(); | |
4329 | break; | |
4330 | default: | |
4331 | gen_mfc0(env, ctx, rt, sel); | |
4332 | break; | |
4333 | } | |
4334 | break; | |
4335 | default: | |
4336 | gen_mfc0(env, ctx, rt, sel); | |
4337 | } | |
4338 | } else switch (sel) { | |
4339 | /* GPR registers. */ | |
4340 | case 0: | |
4341 | gen_op_mftgpr(rt); | |
4342 | break; | |
4343 | /* Auxiliary CPU registers */ | |
4344 | case 1: | |
4345 | switch (rt) { | |
4346 | case 0: | |
4347 | gen_op_mftlo(0); | |
4348 | break; | |
4349 | case 1: | |
4350 | gen_op_mfthi(0); | |
4351 | break; | |
4352 | case 2: | |
4353 | gen_op_mftacx(0); | |
4354 | break; | |
4355 | case 4: | |
4356 | gen_op_mftlo(1); | |
4357 | break; | |
4358 | case 5: | |
4359 | gen_op_mfthi(1); | |
4360 | break; | |
4361 | case 6: | |
4362 | gen_op_mftacx(1); | |
4363 | break; | |
4364 | case 8: | |
4365 | gen_op_mftlo(2); | |
4366 | break; | |
4367 | case 9: | |
4368 | gen_op_mfthi(2); | |
4369 | break; | |
4370 | case 10: | |
4371 | gen_op_mftacx(2); | |
4372 | break; | |
4373 | case 12: | |
4374 | gen_op_mftlo(3); | |
4375 | break; | |
4376 | case 13: | |
4377 | gen_op_mfthi(3); | |
4378 | break; | |
4379 | case 14: | |
4380 | gen_op_mftacx(3); | |
4381 | break; | |
4382 | case 16: | |
4383 | gen_op_mftdsp(); | |
4384 | break; | |
4385 | default: | |
4386 | goto die; | |
4387 | } | |
4388 | break; | |
4389 | /* Floating point (COP1). */ | |
4390 | case 2: | |
4391 | /* XXX: For now we support only a single FPU context. */ | |
4392 | if (h == 0) { | |
4393 | GEN_LOAD_FREG_FTN(WT0, rt); | |
4394 | gen_op_mfc1(); | |
4395 | } else { | |
4396 | GEN_LOAD_FREG_FTN(WTH0, rt); | |
4397 | gen_op_mfhc1(); | |
4398 | } | |
4399 | break; | |
4400 | case 3: | |
4401 | /* XXX: For now we support only a single FPU context. */ | |
4402 | gen_op_cfc1(rt); | |
4403 | break; | |
4404 | /* COP2: Not implemented. */ | |
4405 | case 4: | |
4406 | case 5: | |
4407 | /* fall through */ | |
4408 | default: | |
4409 | goto die; | |
4410 | } | |
4411 | #if defined MIPS_DEBUG_DISAS | |
4412 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
4413 | fprintf(logfile, "mftr (reg %d u %d sel %d h %d)\n", | |
4414 | rt, u, sel, h); | |
4415 | } | |
4416 | #endif | |
4417 | return; | |
4418 | ||
4419 | die: | |
4420 | #if defined MIPS_DEBUG_DISAS | |
4421 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
4422 | fprintf(logfile, "mftr (reg %d u %d sel %d h %d)\n", | |
4423 | rt, u, sel, h); | |
4424 | } | |
4425 | #endif | |
4426 | generate_exception(ctx, EXCP_RI); | |
4427 | } | |
4428 | ||
4429 | static void gen_mttr(CPUState *env, DisasContext *ctx, int rd, | |
4430 | int u, int sel, int h) | |
4431 | { | |
4432 | int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); | |
4433 | ||
4434 | if ((env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) == 0 && | |
4435 | ((env->CP0_TCBind[other_tc] & (0xf << CP0TCBd_CurVPE)) != | |
4436 | (env->CP0_TCBind[env->current_tc] & (0xf << CP0TCBd_CurVPE)))) | |
4437 | /* NOP */ ; | |
4438 | else if ((env->CP0_VPEControl & (0xff << CP0VPECo_TargTC)) > | |
4439 | (env->mvp->CP0_MVPConf0 & (0xff << CP0MVPC0_PTC))) | |
4440 | /* NOP */ ; | |
4441 | else if (u == 0) { | |
4442 | switch (rd) { | |
4443 | case 2: | |
4444 | switch (sel) { | |
4445 | case 1: | |
4446 | gen_op_mttc0_tcstatus(); | |
4447 | break; | |
4448 | case 2: | |
4449 | gen_op_mttc0_tcbind(); | |
4450 | break; | |
4451 | case 3: | |
4452 | gen_op_mttc0_tcrestart(); | |
4453 | break; | |
4454 | case 4: | |
4455 | gen_op_mttc0_tchalt(); | |
4456 | break; | |
4457 | case 5: | |
4458 | gen_op_mttc0_tccontext(); | |
4459 | break; | |
4460 | case 6: | |
4461 | gen_op_mttc0_tcschedule(); | |
4462 | break; | |
4463 | case 7: | |
4464 | gen_op_mttc0_tcschefback(); | |
4465 | break; | |
4466 | default: | |
4467 | gen_mtc0(env, ctx, rd, sel); | |
4468 | break; | |
4469 | } | |
4470 | break; | |
4471 | case 10: | |
4472 | switch (sel) { | |
4473 | case 0: | |
4474 | gen_op_mttc0_entryhi(); | |
4475 | break; | |
4476 | default: | |
4477 | gen_mtc0(env, ctx, rd, sel); | |
4478 | break; | |
4479 | } | |
4480 | case 12: | |
4481 | switch (sel) { | |
4482 | case 0: | |
4483 | gen_op_mttc0_status(); | |
4484 | break; | |
4485 | default: | |
4486 | gen_mtc0(env, ctx, rd, sel); | |
4487 | break; | |
4488 | } | |
4489 | case 23: | |
4490 | switch (sel) { | |
4491 | case 0: | |
4492 | gen_op_mttc0_debug(); | |
4493 | break; | |
4494 | default: | |
4495 | gen_mtc0(env, ctx, rd, sel); | |
4496 | break; | |
4497 | } | |
4498 | break; | |
4499 | default: | |
4500 | gen_mtc0(env, ctx, rd, sel); | |
4501 | } | |
4502 | } else switch (sel) { | |
4503 | /* GPR registers. */ | |
4504 | case 0: | |
4505 | gen_op_mttgpr(rd); | |
4506 | break; | |
4507 | /* Auxiliary CPU registers */ | |
4508 | case 1: | |
4509 | switch (rd) { | |
4510 | case 0: | |
4511 | gen_op_mttlo(0); | |
4512 | break; | |
4513 | case 1: | |
4514 | gen_op_mtthi(0); | |
4515 | break; | |
4516 | case 2: | |
4517 | gen_op_mttacx(0); | |
4518 | break; | |
4519 | case 4: | |
4520 | gen_op_mttlo(1); | |
4521 | break; | |
4522 | case 5: | |
4523 | gen_op_mtthi(1); | |
4524 | break; | |
4525 | case 6: | |
4526 | gen_op_mttacx(1); | |
4527 | break; | |
4528 | case 8: | |
4529 | gen_op_mttlo(2); | |
4530 | break; | |
4531 | case 9: | |
4532 | gen_op_mtthi(2); | |
4533 | break; | |
4534 | case 10: | |
4535 | gen_op_mttacx(2); | |
4536 | break; | |
4537 | case 12: | |
4538 | gen_op_mttlo(3); | |
4539 | break; | |
4540 | case 13: | |
4541 | gen_op_mtthi(3); | |
4542 | break; | |
4543 | case 14: | |
4544 | gen_op_mttacx(3); | |
4545 | break; | |
4546 | case 16: | |
4547 | gen_op_mttdsp(); | |
4548 | break; | |
4549 | default: | |
4550 | goto die; | |
4551 | } | |
4552 | break; | |
4553 | /* Floating point (COP1). */ | |
4554 | case 2: | |
4555 | /* XXX: For now we support only a single FPU context. */ | |
4556 | if (h == 0) { | |
4557 | gen_op_mtc1(); | |
4558 | GEN_STORE_FTN_FREG(rd, WT0); | |
4559 | } else { | |
4560 | gen_op_mthc1(); | |
4561 | GEN_STORE_FTN_FREG(rd, WTH0); | |
4562 | } | |
4563 | break; | |
4564 | case 3: | |
4565 | /* XXX: For now we support only a single FPU context. */ | |
4566 | gen_op_ctc1(rd); | |
4567 | break; | |
4568 | /* COP2: Not implemented. */ | |
4569 | case 4: | |
4570 | case 5: | |
4571 | /* fall through */ | |
4572 | default: | |
4573 | goto die; | |
4574 | } | |
4575 | #if defined MIPS_DEBUG_DISAS | |
4576 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
4577 | fprintf(logfile, "mttr (reg %d u %d sel %d h %d)\n", | |
4578 | rd, u, sel, h); | |
4579 | } | |
4580 | #endif | |
4581 | return; | |
4582 | ||
4583 | die: | |
4584 | #if defined MIPS_DEBUG_DISAS | |
4585 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
4586 | fprintf(logfile, "mttr (reg %d u %d sel %d h %d)\n", | |
4587 | rd, u, sel, h); | |
4588 | } | |
4589 | #endif | |
4590 | generate_exception(ctx, EXCP_RI); | |
4591 | } | |
4592 | ||
29929e34 | 4593 | static void gen_cp0 (CPUState *env, DisasContext *ctx, uint32_t opc, int rt, int rd) |
6af0bf9c | 4594 | { |
287c4b84 | 4595 | const char *opn = "ldst"; |
6af0bf9c | 4596 | |
6af0bf9c FB |
4597 | switch (opc) { |
4598 | case OPC_MFC0: | |
4599 | if (rt == 0) { | |
ead9360e | 4600 | /* Treat as NOP. */ |
6af0bf9c FB |
4601 | return; |
4602 | } | |
3a95e3a7 | 4603 | gen_mfc0(env, ctx, rd, ctx->opcode & 0x7); |
6af0bf9c FB |
4604 | gen_op_store_T0_gpr(rt); |
4605 | opn = "mfc0"; | |
4606 | break; | |
4607 | case OPC_MTC0: | |
6af0bf9c | 4608 | GEN_LOAD_REG_TN(T0, rt); |
387a8fe5 | 4609 | save_cpu_state(ctx, 1); |
3a95e3a7 | 4610 | gen_mtc0(env, ctx, rd, ctx->opcode & 0x7); |
6af0bf9c FB |
4611 | opn = "mtc0"; |
4612 | break; | |
534ce69f | 4613 | #ifdef TARGET_MIPS64 |
9c2149c8 | 4614 | case OPC_DMFC0: |
e189e748 | 4615 | check_insn(env, ctx, ISA_MIPS3); |
9c2149c8 | 4616 | if (rt == 0) { |
ead9360e | 4617 | /* Treat as NOP. */ |
9c2149c8 TS |
4618 | return; |
4619 | } | |
3a95e3a7 | 4620 | gen_dmfc0(env, ctx, rd, ctx->opcode & 0x7); |
9c2149c8 TS |
4621 | gen_op_store_T0_gpr(rt); |
4622 | opn = "dmfc0"; | |
4623 | break; | |
4624 | case OPC_DMTC0: | |
e189e748 | 4625 | check_insn(env, ctx, ISA_MIPS3); |
9c2149c8 | 4626 | GEN_LOAD_REG_TN(T0, rt); |
387a8fe5 | 4627 | save_cpu_state(ctx, 1); |
ead9360e | 4628 | gen_dmtc0(env, ctx, rd, ctx->opcode & 0x7); |
9c2149c8 TS |
4629 | opn = "dmtc0"; |
4630 | break; | |
534ce69f | 4631 | #endif |
ead9360e TS |
4632 | case OPC_MFTR: |
4633 | check_mips_mt(env, ctx); | |
4634 | if (rd == 0) { | |
4635 | /* Treat as NOP. */ | |
4636 | return; | |
4637 | } | |
4638 | gen_mftr(env, ctx, rt, (ctx->opcode >> 5) & 1, | |
4639 | ctx->opcode & 0x7, (ctx->opcode >> 4) & 1); | |
4640 | gen_op_store_T0_gpr(rd); | |
4641 | opn = "mftr"; | |
4642 | break; | |
4643 | case OPC_MTTR: | |
4644 | check_mips_mt(env, ctx); | |
4645 | GEN_LOAD_REG_TN(T0, rt); | |
4646 | gen_mttr(env, ctx, rd, (ctx->opcode >> 5) & 1, | |
4647 | ctx->opcode & 0x7, (ctx->opcode >> 4) & 1); | |
4648 | opn = "mttr"; | |
4649 | break; | |
6af0bf9c | 4650 | case OPC_TLBWI: |
6af0bf9c | 4651 | opn = "tlbwi"; |
ead9360e | 4652 | if (!env->tlb->do_tlbwi) |
29929e34 TS |
4653 | goto die; |
4654 | gen_op_tlbwi(); | |
6af0bf9c FB |
4655 | break; |
4656 | case OPC_TLBWR: | |
6af0bf9c | 4657 | opn = "tlbwr"; |
ead9360e | 4658 | if (!env->tlb->do_tlbwr) |
29929e34 TS |
4659 | goto die; |
4660 | gen_op_tlbwr(); | |
6af0bf9c FB |
4661 | break; |
4662 | case OPC_TLBP: | |
6af0bf9c | 4663 | opn = "tlbp"; |
ead9360e | 4664 | if (!env->tlb->do_tlbp) |
29929e34 TS |
4665 | goto die; |
4666 | gen_op_tlbp(); | |
6af0bf9c FB |
4667 | break; |
4668 | case OPC_TLBR: | |
6af0bf9c | 4669 | opn = "tlbr"; |
ead9360e | 4670 | if (!env->tlb->do_tlbr) |
29929e34 TS |
4671 | goto die; |
4672 | gen_op_tlbr(); | |
6af0bf9c | 4673 | break; |
6af0bf9c FB |
4674 | case OPC_ERET: |
4675 | opn = "eret"; | |
e189e748 | 4676 | check_insn(env, ctx, ISA_MIPS2); |
387a8fe5 | 4677 | save_cpu_state(ctx, 1); |
6af0bf9c FB |
4678 | gen_op_eret(); |
4679 | ctx->bstate = BS_EXCP; | |
4680 | break; | |
4681 | case OPC_DERET: | |
4682 | opn = "deret"; | |
e189e748 | 4683 | check_insn(env, ctx, ISA_MIPS32); |
6af0bf9c | 4684 | if (!(ctx->hflags & MIPS_HFLAG_DM)) { |
923617a3 | 4685 | MIPS_INVAL(opn); |
6af0bf9c FB |
4686 | generate_exception(ctx, EXCP_RI); |
4687 | } else { | |
387a8fe5 | 4688 | save_cpu_state(ctx, 1); |
6af0bf9c FB |
4689 | gen_op_deret(); |
4690 | ctx->bstate = BS_EXCP; | |
4691 | } | |
4692 | break; | |
4ad40f36 FB |
4693 | case OPC_WAIT: |
4694 | opn = "wait"; | |
e189e748 | 4695 | check_insn(env, ctx, ISA_MIPS3 | ISA_MIPS32); |
4ad40f36 FB |
4696 | /* If we get an exception, we want to restart at next instruction */ |
4697 | ctx->pc += 4; | |
4698 | save_cpu_state(ctx, 1); | |
4699 | ctx->pc -= 4; | |
4700 | gen_op_wait(); | |
4701 | ctx->bstate = BS_EXCP; | |
4702 | break; | |
6af0bf9c | 4703 | default: |
29929e34 | 4704 | die: |
923617a3 | 4705 | MIPS_INVAL(opn); |
6af0bf9c FB |
4706 | generate_exception(ctx, EXCP_RI); |
4707 | return; | |
4708 | } | |
4709 | MIPS_DEBUG("%s %s %d", opn, regnames[rt], rd); | |
4710 | } | |
4711 | ||
6ea83fed | 4712 | /* CP1 Branches (before delay slot) */ |
e189e748 | 4713 | static void gen_compute_branch1 (CPUState *env, DisasContext *ctx, uint32_t op, |
5a5012ec | 4714 | int32_t cc, int32_t offset) |
6ea83fed FB |
4715 | { |
4716 | target_ulong btarget; | |
923617a3 | 4717 | const char *opn = "cp1 cond branch"; |
6ea83fed | 4718 | |
e189e748 TS |
4719 | if (cc != 0) |
4720 | check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32); | |
4721 | ||
6ea83fed FB |
4722 | btarget = ctx->pc + 4 + offset; |
4723 | ||
7a387fff TS |
4724 | switch (op) { |
4725 | case OPC_BC1F: | |
5a5012ec | 4726 | gen_op_bc1f(cc); |
923617a3 | 4727 | opn = "bc1f"; |
6ea83fed | 4728 | goto not_likely; |
7a387fff | 4729 | case OPC_BC1FL: |
5a5012ec | 4730 | gen_op_bc1f(cc); |
923617a3 | 4731 | opn = "bc1fl"; |
6ea83fed | 4732 | goto likely; |
7a387fff | 4733 | case OPC_BC1T: |
5a5012ec | 4734 | gen_op_bc1t(cc); |
923617a3 | 4735 | opn = "bc1t"; |
5a5012ec | 4736 | goto not_likely; |
7a387fff | 4737 | case OPC_BC1TL: |
5a5012ec | 4738 | gen_op_bc1t(cc); |
923617a3 | 4739 | opn = "bc1tl"; |
6ea83fed FB |
4740 | likely: |
4741 | ctx->hflags |= MIPS_HFLAG_BL; | |
5a5012ec TS |
4742 | gen_op_set_bcond(); |
4743 | gen_op_save_bcond(); | |
6ea83fed | 4744 | break; |
5a5012ec | 4745 | case OPC_BC1FANY2: |
fd4a04eb TS |
4746 | gen_op_bc1any2f(cc); |
4747 | opn = "bc1any2f"; | |
5a5012ec TS |
4748 | goto not_likely; |
4749 | case OPC_BC1TANY2: | |
fd4a04eb TS |
4750 | gen_op_bc1any2t(cc); |
4751 | opn = "bc1any2t"; | |
5a5012ec TS |
4752 | goto not_likely; |
4753 | case OPC_BC1FANY4: | |
fd4a04eb TS |
4754 | gen_op_bc1any4f(cc); |
4755 | opn = "bc1any4f"; | |
5a5012ec TS |
4756 | goto not_likely; |
4757 | case OPC_BC1TANY4: | |
fd4a04eb TS |
4758 | gen_op_bc1any4t(cc); |
4759 | opn = "bc1any4t"; | |
5a5012ec TS |
4760 | not_likely: |
4761 | ctx->hflags |= MIPS_HFLAG_BC; | |
4762 | gen_op_set_bcond(); | |
4763 | break; | |
4764 | default: | |
923617a3 | 4765 | MIPS_INVAL(opn); |
e397ee33 | 4766 | generate_exception (ctx, EXCP_RI); |
6ea83fed FB |
4767 | return; |
4768 | } | |
923617a3 | 4769 | MIPS_DEBUG("%s: cond %02x target " TARGET_FMT_lx, opn, |
6ea83fed FB |
4770 | ctx->hflags, btarget); |
4771 | ctx->btarget = btarget; | |
6ea83fed FB |
4772 | } |
4773 | ||
6af0bf9c | 4774 | /* Coprocessor 1 (FPU) */ |
5a5012ec | 4775 | |
5a5012ec TS |
4776 | #define FOP(func, fmt) (((fmt) << 21) | (func)) |
4777 | ||
7a387fff | 4778 | static void gen_cp1 (DisasContext *ctx, uint32_t opc, int rt, int fs) |
6ea83fed | 4779 | { |
923617a3 | 4780 | const char *opn = "cp1 move"; |
6ea83fed FB |
4781 | |
4782 | switch (opc) { | |
4783 | case OPC_MFC1: | |
4784 | GEN_LOAD_FREG_FTN(WT0, fs); | |
4785 | gen_op_mfc1(); | |
4786 | GEN_STORE_TN_REG(rt, T0); | |
4787 | opn = "mfc1"; | |
4788 | break; | |
4789 | case OPC_MTC1: | |
4790 | GEN_LOAD_REG_TN(T0, rt); | |
4791 | gen_op_mtc1(); | |
4792 | GEN_STORE_FTN_FREG(fs, WT0); | |
4793 | opn = "mtc1"; | |
4794 | break; | |
4795 | case OPC_CFC1: | |
ead9360e | 4796 | gen_op_cfc1(fs); |
6ea83fed FB |
4797 | GEN_STORE_TN_REG(rt, T0); |
4798 | opn = "cfc1"; | |
4799 | break; | |
4800 | case OPC_CTC1: | |
6ea83fed | 4801 | GEN_LOAD_REG_TN(T0, rt); |
ead9360e | 4802 | gen_op_ctc1(fs); |
6ea83fed FB |
4803 | opn = "ctc1"; |
4804 | break; | |
9c2149c8 | 4805 | case OPC_DMFC1: |
5a5012ec TS |
4806 | GEN_LOAD_FREG_FTN(DT0, fs); |
4807 | gen_op_dmfc1(); | |
4808 | GEN_STORE_TN_REG(rt, T0); | |
4809 | opn = "dmfc1"; | |
4810 | break; | |
9c2149c8 | 4811 | case OPC_DMTC1: |
5a5012ec TS |
4812 | GEN_LOAD_REG_TN(T0, rt); |
4813 | gen_op_dmtc1(); | |
4814 | GEN_STORE_FTN_FREG(fs, DT0); | |
4815 | opn = "dmtc1"; | |
4816 | break; | |
4817 | case OPC_MFHC1: | |
5a5012ec TS |
4818 | GEN_LOAD_FREG_FTN(WTH0, fs); |
4819 | gen_op_mfhc1(); | |
4820 | GEN_STORE_TN_REG(rt, T0); | |
4821 | opn = "mfhc1"; | |
4822 | break; | |
4823 | case OPC_MTHC1: | |
5a5012ec TS |
4824 | GEN_LOAD_REG_TN(T0, rt); |
4825 | gen_op_mthc1(); | |
4826 | GEN_STORE_FTN_FREG(fs, WTH0); | |
4827 | opn = "mthc1"; | |
4828 | break; | |
6ea83fed | 4829 | default: |
923617a3 | 4830 | MIPS_INVAL(opn); |
e397ee33 | 4831 | generate_exception (ctx, EXCP_RI); |
6ea83fed FB |
4832 | return; |
4833 | } | |
4834 | MIPS_DEBUG("%s %s %s", opn, regnames[rt], fregnames[fs]); | |
4835 | } | |
4836 | ||
5a5012ec TS |
4837 | static void gen_movci (DisasContext *ctx, int rd, int rs, int cc, int tf) |
4838 | { | |
4839 | uint32_t ccbit; | |
6ea83fed | 4840 | |
5a5012ec TS |
4841 | GEN_LOAD_REG_TN(T0, rd); |
4842 | GEN_LOAD_REG_TN(T1, rs); | |
57fa1fb3 | 4843 | if (cc) { |
5a5012ec | 4844 | ccbit = 1 << (24 + cc); |
57fa1fb3 | 4845 | } else |
5a5012ec TS |
4846 | ccbit = 1 << 23; |
4847 | if (!tf) | |
4848 | gen_op_movf(ccbit); | |
4849 | else | |
4850 | gen_op_movt(ccbit); | |
4851 | GEN_STORE_TN_REG(rd, T0); | |
4852 | } | |
4853 | ||
4854 | #define GEN_MOVCF(fmt) \ | |
4855 | static void glue(gen_movcf_, fmt) (DisasContext *ctx, int cc, int tf) \ | |
4856 | { \ | |
4857 | uint32_t ccbit; \ | |
4858 | \ | |
57fa1fb3 | 4859 | if (cc) { \ |
5a5012ec | 4860 | ccbit = 1 << (24 + cc); \ |
57fa1fb3 | 4861 | } else \ |
5a5012ec TS |
4862 | ccbit = 1 << 23; \ |
4863 | if (!tf) \ | |
4864 | glue(gen_op_float_movf_, fmt)(ccbit); \ | |
4865 | else \ | |
4866 | glue(gen_op_float_movt_, fmt)(ccbit); \ | |
4867 | } | |
4868 | GEN_MOVCF(d); | |
4869 | GEN_MOVCF(s); | |
4870 | GEN_MOVCF(ps); | |
4871 | #undef GEN_MOVCF | |
6ea83fed | 4872 | |
5e755519 TS |
4873 | static void gen_farith (DisasContext *ctx, uint32_t op1, |
4874 | int ft, int fs, int fd, int cc) | |
6ea83fed | 4875 | { |
923617a3 | 4876 | const char *opn = "farith"; |
6ea83fed FB |
4877 | const char *condnames[] = { |
4878 | "c.f", | |
4879 | "c.un", | |
4880 | "c.eq", | |
4881 | "c.ueq", | |
4882 | "c.olt", | |
4883 | "c.ult", | |
4884 | "c.ole", | |
4885 | "c.ule", | |
4886 | "c.sf", | |
4887 | "c.ngle", | |
4888 | "c.seq", | |
4889 | "c.ngl", | |
4890 | "c.lt", | |
4891 | "c.nge", | |
4892 | "c.le", | |
4893 | "c.ngt", | |
4894 | }; | |
5a1e8ffb TS |
4895 | const char *condnames_abs[] = { |
4896 | "cabs.f", | |
4897 | "cabs.un", | |
4898 | "cabs.eq", | |
4899 | "cabs.ueq", | |
4900 | "cabs.olt", | |
4901 | "cabs.ult", | |
4902 | "cabs.ole", | |
4903 | "cabs.ule", | |
4904 | "cabs.sf", | |
4905 | "cabs.ngle", | |
4906 | "cabs.seq", | |
4907 | "cabs.ngl", | |
4908 | "cabs.lt", | |
4909 | "cabs.nge", | |
4910 | "cabs.le", | |
4911 | "cabs.ngt", | |
4912 | }; | |
4913 | enum { BINOP, CMPOP, OTHEROP } optype = OTHEROP; | |
7a387fff TS |
4914 | uint32_t func = ctx->opcode & 0x3f; |
4915 | ||
6ea83fed | 4916 | switch (ctx->opcode & FOP(0x3f, 0x1f)) { |
5a5012ec TS |
4917 | case FOP(0, 16): |
4918 | GEN_LOAD_FREG_FTN(WT0, fs); | |
4919 | GEN_LOAD_FREG_FTN(WT1, ft); | |
4920 | gen_op_float_add_s(); | |
4921 | GEN_STORE_FTN_FREG(fd, WT2); | |
4922 | opn = "add.s"; | |
5a1e8ffb | 4923 | optype = BINOP; |
5a5012ec TS |
4924 | break; |
4925 | case FOP(1, 16): | |
4926 | GEN_LOAD_FREG_FTN(WT0, fs); | |
4927 | GEN_LOAD_FREG_FTN(WT1, ft); | |
4928 | gen_op_float_sub_s(); | |
4929 | GEN_STORE_FTN_FREG(fd, WT2); | |
4930 | opn = "sub.s"; | |
5a1e8ffb | 4931 | optype = BINOP; |
5a5012ec TS |
4932 | break; |
4933 | case FOP(2, 16): | |
4934 | GEN_LOAD_FREG_FTN(WT0, fs); | |
4935 | GEN_LOAD_FREG_FTN(WT1, ft); | |
4936 | gen_op_float_mul_s(); | |
4937 | GEN_STORE_FTN_FREG(fd, WT2); | |
4938 | opn = "mul.s"; | |
5a1e8ffb | 4939 | optype = BINOP; |
5a5012ec TS |
4940 | break; |
4941 | case FOP(3, 16): | |
4942 | GEN_LOAD_FREG_FTN(WT0, fs); | |
4943 | GEN_LOAD_FREG_FTN(WT1, ft); | |
4944 | gen_op_float_div_s(); | |
4945 | GEN_STORE_FTN_FREG(fd, WT2); | |
4946 | opn = "div.s"; | |
5a1e8ffb | 4947 | optype = BINOP; |
5a5012ec TS |
4948 | break; |
4949 | case FOP(4, 16): | |
4950 | GEN_LOAD_FREG_FTN(WT0, fs); | |
4951 | gen_op_float_sqrt_s(); | |
4952 | GEN_STORE_FTN_FREG(fd, WT2); | |
4953 | opn = "sqrt.s"; | |
4954 | break; | |
4955 | case FOP(5, 16): | |
4956 | GEN_LOAD_FREG_FTN(WT0, fs); | |
4957 | gen_op_float_abs_s(); | |
4958 | GEN_STORE_FTN_FREG(fd, WT2); | |
4959 | opn = "abs.s"; | |
4960 | break; | |
4961 | case FOP(6, 16): | |
4962 | GEN_LOAD_FREG_FTN(WT0, fs); | |
4963 | gen_op_float_mov_s(); | |
4964 | GEN_STORE_FTN_FREG(fd, WT2); | |
4965 | opn = "mov.s"; | |
4966 | break; | |
4967 | case FOP(7, 16): | |
4968 | GEN_LOAD_FREG_FTN(WT0, fs); | |
4969 | gen_op_float_chs_s(); | |
4970 | GEN_STORE_FTN_FREG(fd, WT2); | |
4971 | opn = "neg.s"; | |
4972 | break; | |
4973 | case FOP(8, 16): | |
5e755519 | 4974 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
4975 | GEN_LOAD_FREG_FTN(WT0, fs); |
4976 | gen_op_float_roundl_s(); | |
4977 | GEN_STORE_FTN_FREG(fd, DT2); | |
4978 | opn = "round.l.s"; | |
4979 | break; | |
4980 | case FOP(9, 16): | |
5e755519 | 4981 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
4982 | GEN_LOAD_FREG_FTN(WT0, fs); |
4983 | gen_op_float_truncl_s(); | |
4984 | GEN_STORE_FTN_FREG(fd, DT2); | |
4985 | opn = "trunc.l.s"; | |
4986 | break; | |
4987 | case FOP(10, 16): | |
5e755519 | 4988 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
4989 | GEN_LOAD_FREG_FTN(WT0, fs); |
4990 | gen_op_float_ceill_s(); | |
4991 | GEN_STORE_FTN_FREG(fd, DT2); | |
4992 | opn = "ceil.l.s"; | |
4993 | break; | |
4994 | case FOP(11, 16): | |
5e755519 | 4995 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
4996 | GEN_LOAD_FREG_FTN(WT0, fs); |
4997 | gen_op_float_floorl_s(); | |
4998 | GEN_STORE_FTN_FREG(fd, DT2); | |
4999 | opn = "floor.l.s"; | |
5000 | break; | |
5001 | case FOP(12, 16): | |
5002 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5003 | gen_op_float_roundw_s(); | |
5004 | GEN_STORE_FTN_FREG(fd, WT2); | |
5005 | opn = "round.w.s"; | |
5006 | break; | |
5007 | case FOP(13, 16): | |
5008 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5009 | gen_op_float_truncw_s(); | |
5010 | GEN_STORE_FTN_FREG(fd, WT2); | |
5011 | opn = "trunc.w.s"; | |
5012 | break; | |
5013 | case FOP(14, 16): | |
5014 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5015 | gen_op_float_ceilw_s(); | |
5016 | GEN_STORE_FTN_FREG(fd, WT2); | |
5017 | opn = "ceil.w.s"; | |
5018 | break; | |
5019 | case FOP(15, 16): | |
5020 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5021 | gen_op_float_floorw_s(); | |
5022 | GEN_STORE_FTN_FREG(fd, WT2); | |
5023 | opn = "floor.w.s"; | |
5024 | break; | |
5025 | case FOP(17, 16): | |
5026 | GEN_LOAD_REG_TN(T0, ft); | |
5027 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5028 | GEN_LOAD_FREG_FTN(WT2, fd); | |
5029 | gen_movcf_s(ctx, (ft >> 2) & 0x7, ft & 0x1); | |
5030 | GEN_STORE_FTN_FREG(fd, WT2); | |
5031 | opn = "movcf.s"; | |
5032 | break; | |
5033 | case FOP(18, 16): | |
5034 | GEN_LOAD_REG_TN(T0, ft); | |
5035 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5036 | GEN_LOAD_FREG_FTN(WT2, fd); | |
5037 | gen_op_float_movz_s(); | |
5038 | GEN_STORE_FTN_FREG(fd, WT2); | |
5039 | opn = "movz.s"; | |
5040 | break; | |
5041 | case FOP(19, 16): | |
5042 | GEN_LOAD_REG_TN(T0, ft); | |
5043 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5044 | GEN_LOAD_FREG_FTN(WT2, fd); | |
5045 | gen_op_float_movn_s(); | |
5046 | GEN_STORE_FTN_FREG(fd, WT2); | |
5047 | opn = "movn.s"; | |
5048 | break; | |
57fa1fb3 TS |
5049 | case FOP(21, 16): |
5050 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5051 | gen_op_float_recip_s(); | |
5052 | GEN_STORE_FTN_FREG(fd, WT2); | |
5053 | opn = "recip.s"; | |
5054 | break; | |
5055 | case FOP(22, 16): | |
5056 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5057 | gen_op_float_rsqrt_s(); | |
5058 | GEN_STORE_FTN_FREG(fd, WT2); | |
5059 | opn = "rsqrt.s"; | |
5060 | break; | |
5061 | case FOP(28, 16): | |
5e755519 | 5062 | check_cp1_64bitmode(ctx); |
57fa1fb3 TS |
5063 | GEN_LOAD_FREG_FTN(WT0, fs); |
5064 | GEN_LOAD_FREG_FTN(WT2, fd); | |
5065 | gen_op_float_recip2_s(); | |
5066 | GEN_STORE_FTN_FREG(fd, WT2); | |
5067 | opn = "recip2.s"; | |
5068 | break; | |
5069 | case FOP(29, 16): | |
5e755519 | 5070 | check_cp1_64bitmode(ctx); |
57fa1fb3 TS |
5071 | GEN_LOAD_FREG_FTN(WT0, fs); |
5072 | gen_op_float_recip1_s(); | |
5073 | GEN_STORE_FTN_FREG(fd, WT2); | |
5074 | opn = "recip1.s"; | |
5075 | break; | |
5076 | case FOP(30, 16): | |
5e755519 | 5077 | check_cp1_64bitmode(ctx); |
57fa1fb3 TS |
5078 | GEN_LOAD_FREG_FTN(WT0, fs); |
5079 | gen_op_float_rsqrt1_s(); | |
5080 | GEN_STORE_FTN_FREG(fd, WT2); | |
5081 | opn = "rsqrt1.s"; | |
5082 | break; | |
5083 | case FOP(31, 16): | |
5e755519 | 5084 | check_cp1_64bitmode(ctx); |
57fa1fb3 | 5085 | GEN_LOAD_FREG_FTN(WT0, fs); |
8dfdb87c | 5086 | GEN_LOAD_FREG_FTN(WT2, ft); |
57fa1fb3 TS |
5087 | gen_op_float_rsqrt2_s(); |
5088 | GEN_STORE_FTN_FREG(fd, WT2); | |
5089 | opn = "rsqrt2.s"; | |
5090 | break; | |
5a5012ec | 5091 | case FOP(33, 16): |
5e755519 | 5092 | check_cp1_registers(ctx, fd); |
5a5012ec TS |
5093 | GEN_LOAD_FREG_FTN(WT0, fs); |
5094 | gen_op_float_cvtd_s(); | |
5095 | GEN_STORE_FTN_FREG(fd, DT2); | |
5096 | opn = "cvt.d.s"; | |
5097 | break; | |
5098 | case FOP(36, 16): | |
5099 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5100 | gen_op_float_cvtw_s(); | |
5101 | GEN_STORE_FTN_FREG(fd, WT2); | |
5102 | opn = "cvt.w.s"; | |
5103 | break; | |
5104 | case FOP(37, 16): | |
5e755519 | 5105 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5106 | GEN_LOAD_FREG_FTN(WT0, fs); |
5107 | gen_op_float_cvtl_s(); | |
5108 | GEN_STORE_FTN_FREG(fd, DT2); | |
5109 | opn = "cvt.l.s"; | |
5110 | break; | |
5111 | case FOP(38, 16): | |
5e755519 | 5112 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5113 | GEN_LOAD_FREG_FTN(WT1, fs); |
5114 | GEN_LOAD_FREG_FTN(WT0, ft); | |
5115 | gen_op_float_cvtps_s(); | |
5116 | GEN_STORE_FTN_FREG(fd, DT2); | |
5117 | opn = "cvt.ps.s"; | |
5118 | break; | |
5119 | case FOP(48, 16): | |
5120 | case FOP(49, 16): | |
5121 | case FOP(50, 16): | |
5122 | case FOP(51, 16): | |
5123 | case FOP(52, 16): | |
5124 | case FOP(53, 16): | |
5125 | case FOP(54, 16): | |
5126 | case FOP(55, 16): | |
5127 | case FOP(56, 16): | |
5128 | case FOP(57, 16): | |
5129 | case FOP(58, 16): | |
5130 | case FOP(59, 16): | |
5131 | case FOP(60, 16): | |
5132 | case FOP(61, 16): | |
5133 | case FOP(62, 16): | |
5134 | case FOP(63, 16): | |
5135 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5136 | GEN_LOAD_FREG_FTN(WT1, ft); | |
5a1e8ffb | 5137 | if (ctx->opcode & (1 << 6)) { |
5e755519 | 5138 | check_cp1_64bitmode(ctx); |
5a1e8ffb TS |
5139 | gen_cmpabs_s(func-48, cc); |
5140 | opn = condnames_abs[func-48]; | |
5141 | } else { | |
5142 | gen_cmp_s(func-48, cc); | |
5143 | opn = condnames[func-48]; | |
5144 | } | |
5a5012ec | 5145 | break; |
6ea83fed | 5146 | case FOP(0, 17): |
5e755519 | 5147 | check_cp1_registers(ctx, fs | ft | fd); |
6ea83fed FB |
5148 | GEN_LOAD_FREG_FTN(DT0, fs); |
5149 | GEN_LOAD_FREG_FTN(DT1, ft); | |
5150 | gen_op_float_add_d(); | |
5151 | GEN_STORE_FTN_FREG(fd, DT2); | |
5152 | opn = "add.d"; | |
5a1e8ffb | 5153 | optype = BINOP; |
6ea83fed FB |
5154 | break; |
5155 | case FOP(1, 17): | |
5e755519 | 5156 | check_cp1_registers(ctx, fs | ft | fd); |
6ea83fed FB |
5157 | GEN_LOAD_FREG_FTN(DT0, fs); |
5158 | GEN_LOAD_FREG_FTN(DT1, ft); | |
5159 | gen_op_float_sub_d(); | |
5160 | GEN_STORE_FTN_FREG(fd, DT2); | |
5161 | opn = "sub.d"; | |
5a1e8ffb | 5162 | optype = BINOP; |
6ea83fed FB |
5163 | break; |
5164 | case FOP(2, 17): | |
5e755519 | 5165 | check_cp1_registers(ctx, fs | ft | fd); |
6ea83fed FB |
5166 | GEN_LOAD_FREG_FTN(DT0, fs); |
5167 | GEN_LOAD_FREG_FTN(DT1, ft); | |
5168 | gen_op_float_mul_d(); | |
5169 | GEN_STORE_FTN_FREG(fd, DT2); | |
5170 | opn = "mul.d"; | |
5a1e8ffb | 5171 | optype = BINOP; |
6ea83fed FB |
5172 | break; |
5173 | case FOP(3, 17): | |
5e755519 | 5174 | check_cp1_registers(ctx, fs | ft | fd); |
6ea83fed FB |
5175 | GEN_LOAD_FREG_FTN(DT0, fs); |
5176 | GEN_LOAD_FREG_FTN(DT1, ft); | |
5177 | gen_op_float_div_d(); | |
5178 | GEN_STORE_FTN_FREG(fd, DT2); | |
5179 | opn = "div.d"; | |
5a1e8ffb | 5180 | optype = BINOP; |
6ea83fed FB |
5181 | break; |
5182 | case FOP(4, 17): | |
5e755519 | 5183 | check_cp1_registers(ctx, fs | fd); |
6ea83fed FB |
5184 | GEN_LOAD_FREG_FTN(DT0, fs); |
5185 | gen_op_float_sqrt_d(); | |
5186 | GEN_STORE_FTN_FREG(fd, DT2); | |
5187 | opn = "sqrt.d"; | |
5188 | break; | |
5189 | case FOP(5, 17): | |
5e755519 | 5190 | check_cp1_registers(ctx, fs | fd); |
6ea83fed FB |
5191 | GEN_LOAD_FREG_FTN(DT0, fs); |
5192 | gen_op_float_abs_d(); | |
5193 | GEN_STORE_FTN_FREG(fd, DT2); | |
5194 | opn = "abs.d"; | |
5195 | break; | |
5196 | case FOP(6, 17): | |
5e755519 | 5197 | check_cp1_registers(ctx, fs | fd); |
6ea83fed FB |
5198 | GEN_LOAD_FREG_FTN(DT0, fs); |
5199 | gen_op_float_mov_d(); | |
5200 | GEN_STORE_FTN_FREG(fd, DT2); | |
5201 | opn = "mov.d"; | |
5202 | break; | |
5203 | case FOP(7, 17): | |
5e755519 | 5204 | check_cp1_registers(ctx, fs | fd); |
6ea83fed FB |
5205 | GEN_LOAD_FREG_FTN(DT0, fs); |
5206 | gen_op_float_chs_d(); | |
5207 | GEN_STORE_FTN_FREG(fd, DT2); | |
5208 | opn = "neg.d"; | |
5209 | break; | |
5a5012ec | 5210 | case FOP(8, 17): |
5e755519 | 5211 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5212 | GEN_LOAD_FREG_FTN(DT0, fs); |
5213 | gen_op_float_roundl_d(); | |
5214 | GEN_STORE_FTN_FREG(fd, DT2); | |
5215 | opn = "round.l.d"; | |
5216 | break; | |
5217 | case FOP(9, 17): | |
5e755519 | 5218 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5219 | GEN_LOAD_FREG_FTN(DT0, fs); |
5220 | gen_op_float_truncl_d(); | |
5221 | GEN_STORE_FTN_FREG(fd, DT2); | |
5222 | opn = "trunc.l.d"; | |
5223 | break; | |
5224 | case FOP(10, 17): | |
5e755519 | 5225 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5226 | GEN_LOAD_FREG_FTN(DT0, fs); |
5227 | gen_op_float_ceill_d(); | |
5228 | GEN_STORE_FTN_FREG(fd, DT2); | |
5229 | opn = "ceil.l.d"; | |
5230 | break; | |
5231 | case FOP(11, 17): | |
5e755519 | 5232 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5233 | GEN_LOAD_FREG_FTN(DT0, fs); |
5234 | gen_op_float_floorl_d(); | |
5235 | GEN_STORE_FTN_FREG(fd, DT2); | |
5236 | opn = "floor.l.d"; | |
5237 | break; | |
6ea83fed | 5238 | case FOP(12, 17): |
5e755519 | 5239 | check_cp1_registers(ctx, fs); |
6ea83fed FB |
5240 | GEN_LOAD_FREG_FTN(DT0, fs); |
5241 | gen_op_float_roundw_d(); | |
5242 | GEN_STORE_FTN_FREG(fd, WT2); | |
5243 | opn = "round.w.d"; | |
5244 | break; | |
5245 | case FOP(13, 17): | |
5e755519 | 5246 | check_cp1_registers(ctx, fs); |
6ea83fed FB |
5247 | GEN_LOAD_FREG_FTN(DT0, fs); |
5248 | gen_op_float_truncw_d(); | |
5249 | GEN_STORE_FTN_FREG(fd, WT2); | |
5250 | opn = "trunc.w.d"; | |
5251 | break; | |
5252 | case FOP(14, 17): | |
5e755519 | 5253 | check_cp1_registers(ctx, fs); |
6ea83fed FB |
5254 | GEN_LOAD_FREG_FTN(DT0, fs); |
5255 | gen_op_float_ceilw_d(); | |
5256 | GEN_STORE_FTN_FREG(fd, WT2); | |
5257 | opn = "ceil.w.d"; | |
5258 | break; | |
5259 | case FOP(15, 17): | |
5e755519 | 5260 | check_cp1_registers(ctx, fs); |
6ea83fed FB |
5261 | GEN_LOAD_FREG_FTN(DT0, fs); |
5262 | gen_op_float_floorw_d(); | |
5263 | GEN_STORE_FTN_FREG(fd, WT2); | |
7a387fff | 5264 | opn = "floor.w.d"; |
6ea83fed | 5265 | break; |
5a5012ec TS |
5266 | case FOP(17, 17): |
5267 | GEN_LOAD_REG_TN(T0, ft); | |
5268 | GEN_LOAD_FREG_FTN(DT0, fs); | |
5269 | GEN_LOAD_FREG_FTN(DT2, fd); | |
5270 | gen_movcf_d(ctx, (ft >> 2) & 0x7, ft & 0x1); | |
dd016883 | 5271 | GEN_STORE_FTN_FREG(fd, DT2); |
5a5012ec | 5272 | opn = "movcf.d"; |
dd016883 | 5273 | break; |
5a5012ec TS |
5274 | case FOP(18, 17): |
5275 | GEN_LOAD_REG_TN(T0, ft); | |
5276 | GEN_LOAD_FREG_FTN(DT0, fs); | |
5277 | GEN_LOAD_FREG_FTN(DT2, fd); | |
5278 | gen_op_float_movz_d(); | |
6ea83fed | 5279 | GEN_STORE_FTN_FREG(fd, DT2); |
5a5012ec TS |
5280 | opn = "movz.d"; |
5281 | break; | |
5282 | case FOP(19, 17): | |
5283 | GEN_LOAD_REG_TN(T0, ft); | |
5284 | GEN_LOAD_FREG_FTN(DT0, fs); | |
5285 | GEN_LOAD_FREG_FTN(DT2, fd); | |
5286 | gen_op_float_movn_d(); | |
5287 | GEN_STORE_FTN_FREG(fd, DT2); | |
5288 | opn = "movn.d"; | |
6ea83fed | 5289 | break; |
57fa1fb3 | 5290 | case FOP(21, 17): |
5e755519 | 5291 | check_cp1_registers(ctx, fs | fd); |
57fa1fb3 TS |
5292 | GEN_LOAD_FREG_FTN(DT0, fs); |
5293 | gen_op_float_recip_d(); | |
5294 | GEN_STORE_FTN_FREG(fd, DT2); | |
5295 | opn = "recip.d"; | |
5296 | break; | |
5297 | case FOP(22, 17): | |
5e755519 | 5298 | check_cp1_registers(ctx, fs | fd); |
57fa1fb3 TS |
5299 | GEN_LOAD_FREG_FTN(DT0, fs); |
5300 | gen_op_float_rsqrt_d(); | |
5301 | GEN_STORE_FTN_FREG(fd, DT2); | |
5302 | opn = "rsqrt.d"; | |
5303 | break; | |
5304 | case FOP(28, 17): | |
5e755519 | 5305 | check_cp1_64bitmode(ctx); |
57fa1fb3 TS |
5306 | GEN_LOAD_FREG_FTN(DT0, fs); |
5307 | GEN_LOAD_FREG_FTN(DT2, ft); | |
5308 | gen_op_float_recip2_d(); | |
5309 | GEN_STORE_FTN_FREG(fd, DT2); | |
5310 | opn = "recip2.d"; | |
5311 | break; | |
5312 | case FOP(29, 17): | |
5e755519 | 5313 | check_cp1_64bitmode(ctx); |
57fa1fb3 TS |
5314 | GEN_LOAD_FREG_FTN(DT0, fs); |
5315 | gen_op_float_recip1_d(); | |
5316 | GEN_STORE_FTN_FREG(fd, DT2); | |
5317 | opn = "recip1.d"; | |
5318 | break; | |
5319 | case FOP(30, 17): | |
5e755519 | 5320 | check_cp1_64bitmode(ctx); |
57fa1fb3 TS |
5321 | GEN_LOAD_FREG_FTN(DT0, fs); |
5322 | gen_op_float_rsqrt1_d(); | |
5323 | GEN_STORE_FTN_FREG(fd, DT2); | |
5324 | opn = "rsqrt1.d"; | |
5325 | break; | |
5326 | case FOP(31, 17): | |
5e755519 | 5327 | check_cp1_64bitmode(ctx); |
57fa1fb3 TS |
5328 | GEN_LOAD_FREG_FTN(DT0, fs); |
5329 | GEN_LOAD_FREG_FTN(DT2, ft); | |
5330 | gen_op_float_rsqrt2_d(); | |
5331 | GEN_STORE_FTN_FREG(fd, DT2); | |
5332 | opn = "rsqrt2.d"; | |
5333 | break; | |
6ea83fed FB |
5334 | case FOP(48, 17): |
5335 | case FOP(49, 17): | |
5336 | case FOP(50, 17): | |
5337 | case FOP(51, 17): | |
5338 | case FOP(52, 17): | |
5339 | case FOP(53, 17): | |
5340 | case FOP(54, 17): | |
5341 | case FOP(55, 17): | |
5342 | case FOP(56, 17): | |
5343 | case FOP(57, 17): | |
5344 | case FOP(58, 17): | |
5345 | case FOP(59, 17): | |
5346 | case FOP(60, 17): | |
5347 | case FOP(61, 17): | |
5348 | case FOP(62, 17): | |
5349 | case FOP(63, 17): | |
6ea83fed FB |
5350 | GEN_LOAD_FREG_FTN(DT0, fs); |
5351 | GEN_LOAD_FREG_FTN(DT1, ft); | |
5a1e8ffb | 5352 | if (ctx->opcode & (1 << 6)) { |
5e755519 | 5353 | check_cp1_64bitmode(ctx); |
5a1e8ffb TS |
5354 | gen_cmpabs_d(func-48, cc); |
5355 | opn = condnames_abs[func-48]; | |
5356 | } else { | |
5e755519 | 5357 | check_cp1_registers(ctx, fs | ft); |
5a1e8ffb TS |
5358 | gen_cmp_d(func-48, cc); |
5359 | opn = condnames[func-48]; | |
5360 | } | |
6ea83fed | 5361 | break; |
5a5012ec | 5362 | case FOP(32, 17): |
5e755519 | 5363 | check_cp1_registers(ctx, fs); |
5a5012ec TS |
5364 | GEN_LOAD_FREG_FTN(DT0, fs); |
5365 | gen_op_float_cvts_d(); | |
5366 | GEN_STORE_FTN_FREG(fd, WT2); | |
5367 | opn = "cvt.s.d"; | |
5368 | break; | |
5369 | case FOP(36, 17): | |
5e755519 | 5370 | check_cp1_registers(ctx, fs); |
5a5012ec TS |
5371 | GEN_LOAD_FREG_FTN(DT0, fs); |
5372 | gen_op_float_cvtw_d(); | |
5373 | GEN_STORE_FTN_FREG(fd, WT2); | |
5374 | opn = "cvt.w.d"; | |
5375 | break; | |
5376 | case FOP(37, 17): | |
5e755519 | 5377 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5378 | GEN_LOAD_FREG_FTN(DT0, fs); |
5379 | gen_op_float_cvtl_d(); | |
5380 | GEN_STORE_FTN_FREG(fd, DT2); | |
5381 | opn = "cvt.l.d"; | |
5382 | break; | |
5383 | case FOP(32, 20): | |
6ea83fed | 5384 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec | 5385 | gen_op_float_cvts_w(); |
6ea83fed | 5386 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec | 5387 | opn = "cvt.s.w"; |
6ea83fed | 5388 | break; |
5a5012ec | 5389 | case FOP(33, 20): |
5e755519 | 5390 | check_cp1_registers(ctx, fd); |
6ea83fed | 5391 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec TS |
5392 | gen_op_float_cvtd_w(); |
5393 | GEN_STORE_FTN_FREG(fd, DT2); | |
5394 | opn = "cvt.d.w"; | |
5395 | break; | |
5396 | case FOP(32, 21): | |
5e755519 | 5397 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5398 | GEN_LOAD_FREG_FTN(DT0, fs); |
5399 | gen_op_float_cvts_l(); | |
5400 | GEN_STORE_FTN_FREG(fd, WT2); | |
5401 | opn = "cvt.s.l"; | |
5402 | break; | |
5403 | case FOP(33, 21): | |
5e755519 | 5404 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5405 | GEN_LOAD_FREG_FTN(DT0, fs); |
5406 | gen_op_float_cvtd_l(); | |
5407 | GEN_STORE_FTN_FREG(fd, DT2); | |
5408 | opn = "cvt.d.l"; | |
5409 | break; | |
5410 | case FOP(38, 20): | |
5411 | case FOP(38, 21): | |
5e755519 | 5412 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5413 | GEN_LOAD_FREG_FTN(WT0, fs); |
5414 | GEN_LOAD_FREG_FTN(WTH0, fs); | |
5415 | gen_op_float_cvtps_pw(); | |
5416 | GEN_STORE_FTN_FREG(fd, WT2); | |
5417 | GEN_STORE_FTN_FREG(fd, WTH2); | |
5418 | opn = "cvt.ps.pw"; | |
5419 | break; | |
5420 | case FOP(0, 22): | |
5e755519 | 5421 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5422 | GEN_LOAD_FREG_FTN(WT0, fs); |
5423 | GEN_LOAD_FREG_FTN(WTH0, fs); | |
6ea83fed | 5424 | GEN_LOAD_FREG_FTN(WT1, ft); |
5a5012ec TS |
5425 | GEN_LOAD_FREG_FTN(WTH1, ft); |
5426 | gen_op_float_add_ps(); | |
6ea83fed | 5427 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec TS |
5428 | GEN_STORE_FTN_FREG(fd, WTH2); |
5429 | opn = "add.ps"; | |
6ea83fed | 5430 | break; |
5a5012ec | 5431 | case FOP(1, 22): |
5e755519 | 5432 | check_cp1_64bitmode(ctx); |
6ea83fed | 5433 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec | 5434 | GEN_LOAD_FREG_FTN(WTH0, fs); |
6ea83fed | 5435 | GEN_LOAD_FREG_FTN(WT1, ft); |
5a5012ec TS |
5436 | GEN_LOAD_FREG_FTN(WTH1, ft); |
5437 | gen_op_float_sub_ps(); | |
6ea83fed | 5438 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec TS |
5439 | GEN_STORE_FTN_FREG(fd, WTH2); |
5440 | opn = "sub.ps"; | |
6ea83fed | 5441 | break; |
5a5012ec | 5442 | case FOP(2, 22): |
5e755519 | 5443 | check_cp1_64bitmode(ctx); |
6ea83fed | 5444 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec | 5445 | GEN_LOAD_FREG_FTN(WTH0, fs); |
6ea83fed | 5446 | GEN_LOAD_FREG_FTN(WT1, ft); |
5a5012ec TS |
5447 | GEN_LOAD_FREG_FTN(WTH1, ft); |
5448 | gen_op_float_mul_ps(); | |
6ea83fed | 5449 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec TS |
5450 | GEN_STORE_FTN_FREG(fd, WTH2); |
5451 | opn = "mul.ps"; | |
6ea83fed | 5452 | break; |
5a5012ec | 5453 | case FOP(5, 22): |
5e755519 | 5454 | check_cp1_64bitmode(ctx); |
6ea83fed | 5455 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec TS |
5456 | GEN_LOAD_FREG_FTN(WTH0, fs); |
5457 | gen_op_float_abs_ps(); | |
6ea83fed | 5458 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec TS |
5459 | GEN_STORE_FTN_FREG(fd, WTH2); |
5460 | opn = "abs.ps"; | |
6ea83fed | 5461 | break; |
5a5012ec | 5462 | case FOP(6, 22): |
5e755519 | 5463 | check_cp1_64bitmode(ctx); |
6ea83fed | 5464 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec TS |
5465 | GEN_LOAD_FREG_FTN(WTH0, fs); |
5466 | gen_op_float_mov_ps(); | |
6ea83fed | 5467 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec TS |
5468 | GEN_STORE_FTN_FREG(fd, WTH2); |
5469 | opn = "mov.ps"; | |
6ea83fed | 5470 | break; |
5a5012ec | 5471 | case FOP(7, 22): |
5e755519 | 5472 | check_cp1_64bitmode(ctx); |
6ea83fed | 5473 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec TS |
5474 | GEN_LOAD_FREG_FTN(WTH0, fs); |
5475 | gen_op_float_chs_ps(); | |
6ea83fed | 5476 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec TS |
5477 | GEN_STORE_FTN_FREG(fd, WTH2); |
5478 | opn = "neg.ps"; | |
6ea83fed | 5479 | break; |
5a5012ec | 5480 | case FOP(17, 22): |
5e755519 | 5481 | check_cp1_64bitmode(ctx); |
5a5012ec | 5482 | GEN_LOAD_REG_TN(T0, ft); |
6ea83fed | 5483 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec TS |
5484 | GEN_LOAD_FREG_FTN(WTH0, fs); |
5485 | GEN_LOAD_FREG_FTN(WT2, fd); | |
5486 | GEN_LOAD_FREG_FTN(WTH2, fd); | |
5487 | gen_movcf_ps(ctx, (ft >> 2) & 0x7, ft & 0x1); | |
6ea83fed | 5488 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec TS |
5489 | GEN_STORE_FTN_FREG(fd, WTH2); |
5490 | opn = "movcf.ps"; | |
6ea83fed | 5491 | break; |
5a5012ec | 5492 | case FOP(18, 22): |
5e755519 | 5493 | check_cp1_64bitmode(ctx); |
5a5012ec | 5494 | GEN_LOAD_REG_TN(T0, ft); |
6ea83fed | 5495 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec TS |
5496 | GEN_LOAD_FREG_FTN(WTH0, fs); |
5497 | GEN_LOAD_FREG_FTN(WT2, fd); | |
5498 | GEN_LOAD_FREG_FTN(WTH2, fd); | |
5499 | gen_op_float_movz_ps(); | |
6ea83fed | 5500 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec TS |
5501 | GEN_STORE_FTN_FREG(fd, WTH2); |
5502 | opn = "movz.ps"; | |
6ea83fed | 5503 | break; |
5a5012ec | 5504 | case FOP(19, 22): |
5e755519 | 5505 | check_cp1_64bitmode(ctx); |
5a5012ec | 5506 | GEN_LOAD_REG_TN(T0, ft); |
6ea83fed | 5507 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec TS |
5508 | GEN_LOAD_FREG_FTN(WTH0, fs); |
5509 | GEN_LOAD_FREG_FTN(WT2, fd); | |
5510 | GEN_LOAD_FREG_FTN(WTH2, fd); | |
5511 | gen_op_float_movn_ps(); | |
6ea83fed | 5512 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec TS |
5513 | GEN_STORE_FTN_FREG(fd, WTH2); |
5514 | opn = "movn.ps"; | |
6ea83fed | 5515 | break; |
fbcc6828 | 5516 | case FOP(24, 22): |
5e755519 | 5517 | check_cp1_64bitmode(ctx); |
3a5b360d TS |
5518 | GEN_LOAD_FREG_FTN(WT0, ft); |
5519 | GEN_LOAD_FREG_FTN(WTH0, ft); | |
5520 | GEN_LOAD_FREG_FTN(WT1, fs); | |
5521 | GEN_LOAD_FREG_FTN(WTH1, fs); | |
fbcc6828 TS |
5522 | gen_op_float_addr_ps(); |
5523 | GEN_STORE_FTN_FREG(fd, WT2); | |
5524 | GEN_STORE_FTN_FREG(fd, WTH2); | |
5525 | opn = "addr.ps"; | |
5526 | break; | |
57fa1fb3 | 5527 | case FOP(26, 22): |
5e755519 | 5528 | check_cp1_64bitmode(ctx); |
3a5b360d TS |
5529 | GEN_LOAD_FREG_FTN(WT0, ft); |
5530 | GEN_LOAD_FREG_FTN(WTH0, ft); | |
5531 | GEN_LOAD_FREG_FTN(WT1, fs); | |
5532 | GEN_LOAD_FREG_FTN(WTH1, fs); | |
57fa1fb3 TS |
5533 | gen_op_float_mulr_ps(); |
5534 | GEN_STORE_FTN_FREG(fd, WT2); | |
5535 | GEN_STORE_FTN_FREG(fd, WTH2); | |
5536 | opn = "mulr.ps"; | |
5537 | break; | |
5538 | case FOP(28, 22): | |
5e755519 | 5539 | check_cp1_64bitmode(ctx); |
57fa1fb3 TS |
5540 | GEN_LOAD_FREG_FTN(WT0, fs); |
5541 | GEN_LOAD_FREG_FTN(WTH0, fs); | |
5542 | GEN_LOAD_FREG_FTN(WT2, fd); | |
5543 | GEN_LOAD_FREG_FTN(WTH2, fd); | |
5544 | gen_op_float_recip2_ps(); | |
5545 | GEN_STORE_FTN_FREG(fd, WT2); | |
5546 | GEN_STORE_FTN_FREG(fd, WTH2); | |
5547 | opn = "recip2.ps"; | |
5548 | break; | |
5549 | case FOP(29, 22): | |
5e755519 | 5550 | check_cp1_64bitmode(ctx); |
57fa1fb3 TS |
5551 | GEN_LOAD_FREG_FTN(WT0, fs); |
5552 | GEN_LOAD_FREG_FTN(WTH0, fs); | |
5553 | gen_op_float_recip1_ps(); | |
5554 | GEN_STORE_FTN_FREG(fd, WT2); | |
5555 | GEN_STORE_FTN_FREG(fd, WTH2); | |
5556 | opn = "recip1.ps"; | |
5557 | break; | |
5558 | case FOP(30, 22): | |
5e755519 | 5559 | check_cp1_64bitmode(ctx); |
57fa1fb3 TS |
5560 | GEN_LOAD_FREG_FTN(WT0, fs); |
5561 | GEN_LOAD_FREG_FTN(WTH0, fs); | |
5562 | gen_op_float_rsqrt1_ps(); | |
5563 | GEN_STORE_FTN_FREG(fd, WT2); | |
5564 | GEN_STORE_FTN_FREG(fd, WTH2); | |
5565 | opn = "rsqrt1.ps"; | |
5566 | break; | |
5567 | case FOP(31, 22): | |
5e755519 | 5568 | check_cp1_64bitmode(ctx); |
57fa1fb3 TS |
5569 | GEN_LOAD_FREG_FTN(WT0, fs); |
5570 | GEN_LOAD_FREG_FTN(WTH0, fs); | |
8dfdb87c TS |
5571 | GEN_LOAD_FREG_FTN(WT2, ft); |
5572 | GEN_LOAD_FREG_FTN(WTH2, ft); | |
57fa1fb3 TS |
5573 | gen_op_float_rsqrt2_ps(); |
5574 | GEN_STORE_FTN_FREG(fd, WT2); | |
5575 | GEN_STORE_FTN_FREG(fd, WTH2); | |
5576 | opn = "rsqrt2.ps"; | |
5577 | break; | |
5a5012ec | 5578 | case FOP(32, 22): |
5e755519 | 5579 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5580 | GEN_LOAD_FREG_FTN(WTH0, fs); |
5581 | gen_op_float_cvts_pu(); | |
dd016883 | 5582 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec | 5583 | opn = "cvt.s.pu"; |
dd016883 | 5584 | break; |
5a5012ec | 5585 | case FOP(36, 22): |
5e755519 | 5586 | check_cp1_64bitmode(ctx); |
6ea83fed | 5587 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec TS |
5588 | GEN_LOAD_FREG_FTN(WTH0, fs); |
5589 | gen_op_float_cvtpw_ps(); | |
6ea83fed | 5590 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec TS |
5591 | GEN_STORE_FTN_FREG(fd, WTH2); |
5592 | opn = "cvt.pw.ps"; | |
6ea83fed | 5593 | break; |
5a5012ec | 5594 | case FOP(40, 22): |
5e755519 | 5595 | check_cp1_64bitmode(ctx); |
6ea83fed | 5596 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec | 5597 | gen_op_float_cvts_pl(); |
6ea83fed | 5598 | GEN_STORE_FTN_FREG(fd, WT2); |
5a5012ec | 5599 | opn = "cvt.s.pl"; |
6ea83fed | 5600 | break; |
5a5012ec | 5601 | case FOP(44, 22): |
5e755519 | 5602 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5603 | GEN_LOAD_FREG_FTN(WT0, fs); |
5604 | GEN_LOAD_FREG_FTN(WT1, ft); | |
5605 | gen_op_float_pll_ps(); | |
5606 | GEN_STORE_FTN_FREG(fd, DT2); | |
5607 | opn = "pll.ps"; | |
6ea83fed | 5608 | break; |
5a5012ec | 5609 | case FOP(45, 22): |
5e755519 | 5610 | check_cp1_64bitmode(ctx); |
6ea83fed | 5611 | GEN_LOAD_FREG_FTN(WT0, fs); |
5a5012ec TS |
5612 | GEN_LOAD_FREG_FTN(WTH1, ft); |
5613 | gen_op_float_plu_ps(); | |
5614 | GEN_STORE_FTN_FREG(fd, DT2); | |
5615 | opn = "plu.ps"; | |
5616 | break; | |
5617 | case FOP(46, 22): | |
5e755519 | 5618 | check_cp1_64bitmode(ctx); |
5a5012ec | 5619 | GEN_LOAD_FREG_FTN(WTH0, fs); |
6ea83fed | 5620 | GEN_LOAD_FREG_FTN(WT1, ft); |
5a5012ec TS |
5621 | gen_op_float_pul_ps(); |
5622 | GEN_STORE_FTN_FREG(fd, DT2); | |
5623 | opn = "pul.ps"; | |
5624 | break; | |
5625 | case FOP(47, 22): | |
5e755519 | 5626 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5627 | GEN_LOAD_FREG_FTN(WTH0, fs); |
5628 | GEN_LOAD_FREG_FTN(WTH1, ft); | |
5629 | gen_op_float_puu_ps(); | |
5630 | GEN_STORE_FTN_FREG(fd, DT2); | |
5631 | opn = "puu.ps"; | |
5632 | break; | |
5633 | case FOP(48, 22): | |
5634 | case FOP(49, 22): | |
5635 | case FOP(50, 22): | |
5636 | case FOP(51, 22): | |
5637 | case FOP(52, 22): | |
5638 | case FOP(53, 22): | |
5639 | case FOP(54, 22): | |
5640 | case FOP(55, 22): | |
5641 | case FOP(56, 22): | |
5642 | case FOP(57, 22): | |
5643 | case FOP(58, 22): | |
5644 | case FOP(59, 22): | |
5645 | case FOP(60, 22): | |
5646 | case FOP(61, 22): | |
5647 | case FOP(62, 22): | |
5648 | case FOP(63, 22): | |
5e755519 | 5649 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5650 | GEN_LOAD_FREG_FTN(WT0, fs); |
5651 | GEN_LOAD_FREG_FTN(WTH0, fs); | |
5652 | GEN_LOAD_FREG_FTN(WT1, ft); | |
5653 | GEN_LOAD_FREG_FTN(WTH1, ft); | |
5a1e8ffb TS |
5654 | if (ctx->opcode & (1 << 6)) { |
5655 | gen_cmpabs_ps(func-48, cc); | |
5656 | opn = condnames_abs[func-48]; | |
5657 | } else { | |
5658 | gen_cmp_ps(func-48, cc); | |
5659 | opn = condnames[func-48]; | |
5660 | } | |
6ea83fed | 5661 | break; |
5a5012ec | 5662 | default: |
923617a3 | 5663 | MIPS_INVAL(opn); |
e397ee33 | 5664 | generate_exception (ctx, EXCP_RI); |
6ea83fed FB |
5665 | return; |
5666 | } | |
5a1e8ffb TS |
5667 | switch (optype) { |
5668 | case BINOP: | |
6ea83fed | 5669 | MIPS_DEBUG("%s %s, %s, %s", opn, fregnames[fd], fregnames[fs], fregnames[ft]); |
5a1e8ffb TS |
5670 | break; |
5671 | case CMPOP: | |
5672 | MIPS_DEBUG("%s %s,%s", opn, fregnames[fs], fregnames[ft]); | |
5673 | break; | |
5674 | default: | |
6ea83fed | 5675 | MIPS_DEBUG("%s %s,%s", opn, fregnames[fd], fregnames[fs]); |
5a1e8ffb TS |
5676 | break; |
5677 | } | |
6ea83fed | 5678 | } |
6af0bf9c | 5679 | |
5a5012ec | 5680 | /* Coprocessor 3 (FPU) */ |
5e755519 TS |
5681 | static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc, |
5682 | int fd, int fs, int base, int index) | |
7a387fff | 5683 | { |
923617a3 | 5684 | const char *opn = "extended float load/store"; |
93b12ccc | 5685 | int store = 0; |
7a387fff | 5686 | |
57fa1fb3 | 5687 | /* All of those work only on 64bit FPUs. */ |
5e755519 | 5688 | check_cp1_64bitmode(ctx); |
93b12ccc TS |
5689 | if (base == 0) { |
5690 | if (index == 0) | |
5691 | gen_op_reset_T0(); | |
5692 | else | |
5693 | GEN_LOAD_REG_TN(T0, index); | |
5694 | } else if (index == 0) { | |
5695 | GEN_LOAD_REG_TN(T0, base); | |
5696 | } else { | |
5697 | GEN_LOAD_REG_TN(T0, base); | |
5698 | GEN_LOAD_REG_TN(T1, index); | |
5699 | gen_op_addr_add(); | |
5700 | } | |
5a5012ec | 5701 | /* Don't do NOP if destination is zero: we must perform the actual |
ead9360e | 5702 | memory access. */ |
5a5012ec TS |
5703 | switch (opc) { |
5704 | case OPC_LWXC1: | |
93b12ccc | 5705 | op_ldst(lwc1); |
5a5012ec TS |
5706 | GEN_STORE_FTN_FREG(fd, WT0); |
5707 | opn = "lwxc1"; | |
5708 | break; | |
5709 | case OPC_LDXC1: | |
93b12ccc | 5710 | op_ldst(ldc1); |
5a5012ec TS |
5711 | GEN_STORE_FTN_FREG(fd, DT0); |
5712 | opn = "ldxc1"; | |
5713 | break; | |
5714 | case OPC_LUXC1: | |
5715 | op_ldst(luxc1); | |
5716 | GEN_STORE_FTN_FREG(fd, DT0); | |
5717 | opn = "luxc1"; | |
5718 | break; | |
5719 | case OPC_SWXC1: | |
93b12ccc TS |
5720 | GEN_LOAD_FREG_FTN(WT0, fs); |
5721 | op_ldst(swc1); | |
5a5012ec | 5722 | opn = "swxc1"; |
93b12ccc | 5723 | store = 1; |
5a5012ec TS |
5724 | break; |
5725 | case OPC_SDXC1: | |
93b12ccc TS |
5726 | GEN_LOAD_FREG_FTN(DT0, fs); |
5727 | op_ldst(sdc1); | |
5a5012ec | 5728 | opn = "sdxc1"; |
93b12ccc | 5729 | store = 1; |
5a5012ec TS |
5730 | break; |
5731 | case OPC_SUXC1: | |
93b12ccc | 5732 | GEN_LOAD_FREG_FTN(DT0, fs); |
5a5012ec TS |
5733 | op_ldst(suxc1); |
5734 | opn = "suxc1"; | |
93b12ccc | 5735 | store = 1; |
5a5012ec TS |
5736 | break; |
5737 | default: | |
923617a3 | 5738 | MIPS_INVAL(opn); |
5a5012ec TS |
5739 | generate_exception(ctx, EXCP_RI); |
5740 | return; | |
5741 | } | |
93b12ccc TS |
5742 | MIPS_DEBUG("%s %s, %s(%s)", opn, fregnames[store ? fs : fd], |
5743 | regnames[index], regnames[base]); | |
5a5012ec TS |
5744 | } |
5745 | ||
5e755519 TS |
5746 | static void gen_flt3_arith (DisasContext *ctx, uint32_t opc, |
5747 | int fd, int fr, int fs, int ft) | |
5a5012ec | 5748 | { |
923617a3 | 5749 | const char *opn = "flt3_arith"; |
5a5012ec TS |
5750 | |
5751 | /* All of those work only on 64bit FPUs. */ | |
5e755519 | 5752 | check_cp1_64bitmode(ctx); |
5a5012ec TS |
5753 | switch (opc) { |
5754 | case OPC_ALNV_PS: | |
5755 | GEN_LOAD_REG_TN(T0, fr); | |
5756 | GEN_LOAD_FREG_FTN(DT0, fs); | |
5757 | GEN_LOAD_FREG_FTN(DT1, ft); | |
5758 | gen_op_float_alnv_ps(); | |
5759 | GEN_STORE_FTN_FREG(fd, DT2); | |
5760 | opn = "alnv.ps"; | |
5761 | break; | |
5762 | case OPC_MADD_S: | |
5763 | GEN_LOAD_FREG_FTN(WT0, fs); | |
5764 | GEN_LOAD_FREG_FTN(WT1, ft); | |
5765 | GEN_LOAD_FREG_FTN(WT2, fr); | |
5766 | gen_op_float_muladd_s(); | |
5767 | GEN_STORE_FTN_FREG(fd, WT2); | |
5768 | opn = "madd.s"; | |
5769 | break; | |
5770 | case OPC_MADD_D: | |
fbcc6828 TS |
5771 | GEN_LOAD_FREG_FTN(DT0, fs); |
5772 | GEN_LOAD_FREG_FTN(DT1, ft); | |
5773 | GEN_LOAD_FREG_FTN(DT2, fr); | |
5774 | gen_op_float_muladd_d(); | |
5775 | GEN_STORE_FTN_FREG(fd, DT2); | |
5a5012ec TS |
5776 | opn = "madd.d"; |
5777 | break; | |
5778 | case OPC_MADD_PS: | |
fbcc6828 TS |
5779 | GEN_LOAD_FREG_FTN(WT0, fs); |
5780 | GEN_LOAD_FREG_FTN(WTH0, fs); | |
5781 | GEN_LOAD_FREG_FTN(WT1, ft); | |
5782 | GEN_LOAD_FREG_FTN(WTH1, ft); | |
5783 | GEN_LOAD_FREG_FTN(WT2, fr); | |
5784 | GEN_LOAD_FREG_FTN(WTH2, fr); | |
5785 | gen_op_float_muladd_ps(); | |
5786 | GEN_STORE_FTN_FREG(fd, WT2); | |
5787 | GEN_STORE_FTN_FREG(fd, WTH2); | |
5a5012ec TS |
5788 | opn = "madd.ps"; |
5789 | break; | |
5790 | case OPC_MSUB_S: | |
fbcc6828 TS |
5791 | GEN_LOAD_FREG_FTN(WT0, fs); |
5792 | GEN_LOAD_FREG_FTN(WT1, ft); | |
5793 | GEN_LOAD_FREG_FTN(WT2, fr); | |
5794 | gen_op_float_mulsub_s(); | |
5795 | GEN_STORE_FTN_FREG(fd, WT2); | |
5a5012ec TS |
5796 | opn = "msub.s"; |
5797 | break; | |
5798 | case OPC_MSUB_D: | |
fbcc6828 TS |
5799 | GEN_LOAD_FREG_FTN(DT0, fs); |
5800 | GEN_LOAD_FREG_FTN(DT1, ft); | |
5801 | GEN_LOAD_FREG_FTN(DT2, fr); | |
5802 | gen_op_float_mulsub_d(); | |
5803 | GEN_STORE_FTN_FREG(fd, DT2); | |
5a5012ec TS |
5804 | opn = "msub.d"; |
5805 | break; | |
5806 | case OPC_MSUB_PS: | |
fbcc6828 TS |
5807 | GEN_LOAD_FREG_FTN(WT0, fs); |
5808 | GEN_LOAD_FREG_FTN(WTH0, fs); | |
5809 | GEN_LOAD_FREG_FTN(WT1, ft); | |
5810 | GEN_LOAD_FREG_FTN(WTH1, ft); | |
5811 | GEN_LOAD_FREG_FTN(WT2, fr); | |
5812 | GEN_LOAD_FREG_FTN(WTH2, fr); | |
5813 | gen_op_float_mulsub_ps(); | |
5814 | GEN_STORE_FTN_FREG(fd, WT2); | |
5815 | GEN_STORE_FTN_FREG(fd, WTH2); | |
5a5012ec TS |
5816 | opn = "msub.ps"; |
5817 | break; | |
5818 | case OPC_NMADD_S: | |
fbcc6828 TS |
5819 | GEN_LOAD_FREG_FTN(WT0, fs); |
5820 | GEN_LOAD_FREG_FTN(WT1, ft); | |
5821 | GEN_LOAD_FREG_FTN(WT2, fr); | |
5822 | gen_op_float_nmuladd_s(); | |
5823 | GEN_STORE_FTN_FREG(fd, WT2); | |
5a5012ec TS |
5824 | opn = "nmadd.s"; |
5825 | break; | |
5826 | case OPC_NMADD_D: | |
fbcc6828 TS |
5827 | GEN_LOAD_FREG_FTN(DT0, fs); |
5828 | GEN_LOAD_FREG_FTN(DT1, ft); | |
5829 | GEN_LOAD_FREG_FTN(DT2, fr); | |
5830 | gen_op_float_nmuladd_d(); | |
5831 | GEN_STORE_FTN_FREG(fd, DT2); | |
5a5012ec TS |
5832 | opn = "nmadd.d"; |
5833 | break; | |
5834 | case OPC_NMADD_PS: | |
fbcc6828 TS |
5835 | GEN_LOAD_FREG_FTN(WT0, fs); |
5836 | GEN_LOAD_FREG_FTN(WTH0, fs); | |
5837 | GEN_LOAD_FREG_FTN(WT1, ft); | |
5838 | GEN_LOAD_FREG_FTN(WTH1, ft); | |
5839 | GEN_LOAD_FREG_FTN(WT2, fr); | |
5840 | GEN_LOAD_FREG_FTN(WTH2, fr); | |
5841 | gen_op_float_nmuladd_ps(); | |
5842 | GEN_STORE_FTN_FREG(fd, WT2); | |
5843 | GEN_STORE_FTN_FREG(fd, WTH2); | |
5a5012ec TS |
5844 | opn = "nmadd.ps"; |
5845 | break; | |
5846 | case OPC_NMSUB_S: | |
fbcc6828 TS |
5847 | GEN_LOAD_FREG_FTN(WT0, fs); |
5848 | GEN_LOAD_FREG_FTN(WT1, ft); | |
5849 | GEN_LOAD_FREG_FTN(WT2, fr); | |
5850 | gen_op_float_nmulsub_s(); | |
5851 | GEN_STORE_FTN_FREG(fd, WT2); | |
5a5012ec TS |
5852 | opn = "nmsub.s"; |
5853 | break; | |
5854 | case OPC_NMSUB_D: | |
fbcc6828 TS |
5855 | GEN_LOAD_FREG_FTN(DT0, fs); |
5856 | GEN_LOAD_FREG_FTN(DT1, ft); | |
5857 | GEN_LOAD_FREG_FTN(DT2, fr); | |
5858 | gen_op_float_nmulsub_d(); | |
5859 | GEN_STORE_FTN_FREG(fd, DT2); | |
5a5012ec TS |
5860 | opn = "nmsub.d"; |
5861 | break; | |
5862 | case OPC_NMSUB_PS: | |
fbcc6828 TS |
5863 | GEN_LOAD_FREG_FTN(WT0, fs); |
5864 | GEN_LOAD_FREG_FTN(WTH0, fs); | |
5865 | GEN_LOAD_FREG_FTN(WT1, ft); | |
5866 | GEN_LOAD_FREG_FTN(WTH1, ft); | |
5867 | GEN_LOAD_FREG_FTN(WT2, fr); | |
5868 | GEN_LOAD_FREG_FTN(WTH2, fr); | |
5869 | gen_op_float_nmulsub_ps(); | |
5870 | GEN_STORE_FTN_FREG(fd, WT2); | |
5871 | GEN_STORE_FTN_FREG(fd, WTH2); | |
5a5012ec TS |
5872 | opn = "nmsub.ps"; |
5873 | break; | |
923617a3 TS |
5874 | default: |
5875 | MIPS_INVAL(opn); | |
5a5012ec TS |
5876 | generate_exception (ctx, EXCP_RI); |
5877 | return; | |
5878 | } | |
5879 | MIPS_DEBUG("%s %s, %s, %s, %s", opn, fregnames[fd], fregnames[fr], | |
5880 | fregnames[fs], fregnames[ft]); | |
7a387fff TS |
5881 | } |
5882 | ||
5883 | /* ISA extensions (ASEs) */ | |
6af0bf9c FB |
5884 | /* MIPS16 extension to MIPS32 */ |
5885 | /* SmartMIPS extension to MIPS32 */ | |
5886 | ||
60aa19ab | 5887 | #ifdef TARGET_MIPS64 |
6af0bf9c FB |
5888 | |
5889 | /* MDMX extension to MIPS64 */ | |
5890 | /* MIPS-3D extension to MIPS64 */ | |
5891 | ||
5892 | #endif | |
5893 | ||
36d23958 | 5894 | static void decode_opc (CPUState *env, DisasContext *ctx) |
6af0bf9c FB |
5895 | { |
5896 | int32_t offset; | |
5897 | int rs, rt, rd, sa; | |
7a387fff | 5898 | uint32_t op, op1, op2; |
6af0bf9c FB |
5899 | int16_t imm; |
5900 | ||
d796321b FB |
5901 | /* make sure instructions are on a word boundary */ |
5902 | if (ctx->pc & 0x3) { | |
cbeb0857 | 5903 | env->CP0_BadVAddr = ctx->pc; |
d796321b FB |
5904 | generate_exception(ctx, EXCP_AdEL); |
5905 | return; | |
5906 | } | |
5907 | ||
4ad40f36 | 5908 | if ((ctx->hflags & MIPS_HFLAG_BMASK) == MIPS_HFLAG_BL) { |
5a5012ec | 5909 | int l1; |
6af0bf9c | 5910 | /* Handle blikely not taken case */ |
3594c774 | 5911 | MIPS_DEBUG("blikely condition (" TARGET_FMT_lx ")", ctx->pc + 4); |
5a5012ec TS |
5912 | l1 = gen_new_label(); |
5913 | gen_op_jnz_T2(l1); | |
5914 | gen_op_save_state(ctx->hflags & ~MIPS_HFLAG_BMASK); | |
5915 | gen_goto_tb(ctx, 1, ctx->pc + 4); | |
5916 | gen_set_label(l1); | |
6af0bf9c | 5917 | } |
7a387fff TS |
5918 | op = MASK_OP_MAJOR(ctx->opcode); |
5919 | rs = (ctx->opcode >> 21) & 0x1f; | |
5920 | rt = (ctx->opcode >> 16) & 0x1f; | |
5921 | rd = (ctx->opcode >> 11) & 0x1f; | |
5922 | sa = (ctx->opcode >> 6) & 0x1f; | |
6af0bf9c FB |
5923 | imm = (int16_t)ctx->opcode; |
5924 | switch (op) { | |
7a387fff TS |
5925 | case OPC_SPECIAL: |
5926 | op1 = MASK_SPECIAL(ctx->opcode); | |
6af0bf9c | 5927 | switch (op1) { |
7a387fff TS |
5928 | case OPC_SLL: /* Arithmetic with immediate */ |
5929 | case OPC_SRL ... OPC_SRA: | |
e189e748 | 5930 | gen_arith_imm(env, ctx, op1, rd, rt, sa); |
7a387fff | 5931 | break; |
e189e748 TS |
5932 | case OPC_MOVZ ... OPC_MOVN: |
5933 | check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32); | |
7a387fff TS |
5934 | case OPC_SLLV: /* Arithmetic */ |
5935 | case OPC_SRLV ... OPC_SRAV: | |
7a387fff TS |
5936 | case OPC_ADD ... OPC_NOR: |
5937 | case OPC_SLT ... OPC_SLTU: | |
e189e748 | 5938 | gen_arith(env, ctx, op1, rd, rs, rt); |
7a387fff TS |
5939 | break; |
5940 | case OPC_MULT ... OPC_DIVU: | |
5941 | gen_muldiv(ctx, op1, rs, rt); | |
5942 | break; | |
5943 | case OPC_JR ... OPC_JALR: | |
5944 | gen_compute_branch(ctx, op1, rs, rd, sa); | |
6af0bf9c | 5945 | return; |
7a387fff TS |
5946 | case OPC_TGE ... OPC_TEQ: /* Traps */ |
5947 | case OPC_TNE: | |
5948 | gen_trap(ctx, op1, rs, rt, -1); | |
6af0bf9c | 5949 | break; |
7a387fff TS |
5950 | case OPC_MFHI: /* Move from HI/LO */ |
5951 | case OPC_MFLO: | |
5952 | gen_HILO(ctx, op1, rd); | |
6af0bf9c | 5953 | break; |
7a387fff TS |
5954 | case OPC_MTHI: |
5955 | case OPC_MTLO: /* Move to HI/LO */ | |
5956 | gen_HILO(ctx, op1, rs); | |
6af0bf9c | 5957 | break; |
b48cfdff TS |
5958 | case OPC_PMON: /* Pmon entry point, also R4010 selsl */ |
5959 | #ifdef MIPS_STRICT_STANDARD | |
5960 | MIPS_INVAL("PMON / selsl"); | |
5961 | generate_exception(ctx, EXCP_RI); | |
5962 | #else | |
7a387fff | 5963 | gen_op_pmon(sa); |
b48cfdff | 5964 | #endif |
7a387fff TS |
5965 | break; |
5966 | case OPC_SYSCALL: | |
6af0bf9c FB |
5967 | generate_exception(ctx, EXCP_SYSCALL); |
5968 | break; | |
7a387fff | 5969 | case OPC_BREAK: |
6af0bf9c FB |
5970 | generate_exception(ctx, EXCP_BREAK); |
5971 | break; | |
b48cfdff TS |
5972 | case OPC_SPIM: |
5973 | #ifdef MIPS_STRICT_STANDARD | |
5974 | MIPS_INVAL("SPIM"); | |
5975 | generate_exception(ctx, EXCP_RI); | |
5976 | #else | |
7a387fff TS |
5977 | /* Implemented as RI exception for now. */ |
5978 | MIPS_INVAL("spim (unofficial)"); | |
5979 | generate_exception(ctx, EXCP_RI); | |
b48cfdff | 5980 | #endif |
6af0bf9c | 5981 | break; |
7a387fff | 5982 | case OPC_SYNC: |
ead9360e | 5983 | /* Treat as NOP. */ |
6af0bf9c | 5984 | break; |
4ad40f36 | 5985 | |
7a387fff | 5986 | case OPC_MOVCI: |
e189e748 | 5987 | check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32); |
36d23958 | 5988 | if (env->CP0_Config1 & (1 << CP0C1_FP)) { |
e397ee33 | 5989 | save_cpu_state(ctx, 1); |
5e755519 | 5990 | check_cp1_enabled(ctx); |
36d23958 TS |
5991 | gen_movci(ctx, rd, rs, (ctx->opcode >> 18) & 0x7, |
5992 | (ctx->opcode >> 16) & 1); | |
5993 | } else { | |
e397ee33 | 5994 | generate_exception_err(ctx, EXCP_CpU, 1); |
36d23958 | 5995 | } |
4ad40f36 FB |
5996 | break; |
5997 | ||
60aa19ab | 5998 | #ifdef TARGET_MIPS64 |
7a387fff TS |
5999 | /* MIPS64 specific opcodes */ |
6000 | case OPC_DSLL: | |
6001 | case OPC_DSRL ... OPC_DSRA: | |
6002 | case OPC_DSLL32: | |
6003 | case OPC_DSRL32 ... OPC_DSRA32: | |
e189e748 TS |
6004 | check_insn(env, ctx, ISA_MIPS3); |
6005 | check_mips_64(ctx); | |
6006 | gen_arith_imm(env, ctx, op1, rd, rt, sa); | |
7a387fff TS |
6007 | break; |
6008 | case OPC_DSLLV: | |
6009 | case OPC_DSRLV ... OPC_DSRAV: | |
6010 | case OPC_DADD ... OPC_DSUBU: | |
e189e748 TS |
6011 | check_insn(env, ctx, ISA_MIPS3); |
6012 | check_mips_64(ctx); | |
6013 | gen_arith(env, ctx, op1, rd, rs, rt); | |
7a387fff TS |
6014 | break; |
6015 | case OPC_DMULT ... OPC_DDIVU: | |
e189e748 TS |
6016 | check_insn(env, ctx, ISA_MIPS3); |
6017 | check_mips_64(ctx); | |
7a387fff TS |
6018 | gen_muldiv(ctx, op1, rs, rt); |
6019 | break; | |
6af0bf9c FB |
6020 | #endif |
6021 | default: /* Invalid */ | |
6022 | MIPS_INVAL("special"); | |
6023 | generate_exception(ctx, EXCP_RI); | |
6024 | break; | |
6025 | } | |
6026 | break; | |
7a387fff TS |
6027 | case OPC_SPECIAL2: |
6028 | op1 = MASK_SPECIAL2(ctx->opcode); | |
6af0bf9c | 6029 | switch (op1) { |
7a387fff TS |
6030 | case OPC_MADD ... OPC_MADDU: /* Multiply and add/sub */ |
6031 | case OPC_MSUB ... OPC_MSUBU: | |
e189e748 | 6032 | check_insn(env, ctx, ISA_MIPS32); |
7a387fff | 6033 | gen_muldiv(ctx, op1, rs, rt); |
6af0bf9c | 6034 | break; |
7a387fff | 6035 | case OPC_MUL: |
e189e748 | 6036 | gen_arith(env, ctx, op1, rd, rs, rt); |
6af0bf9c | 6037 | break; |
7a387fff | 6038 | case OPC_CLZ ... OPC_CLO: |
e189e748 | 6039 | check_insn(env, ctx, ISA_MIPS32); |
7a387fff | 6040 | gen_cl(ctx, op1, rd, rs); |
6af0bf9c | 6041 | break; |
7a387fff | 6042 | case OPC_SDBBP: |
6af0bf9c FB |
6043 | /* XXX: not clear which exception should be raised |
6044 | * when in debug mode... | |
6045 | */ | |
e189e748 | 6046 | check_insn(env, ctx, ISA_MIPS32); |
6af0bf9c FB |
6047 | if (!(ctx->hflags & MIPS_HFLAG_DM)) { |
6048 | generate_exception(ctx, EXCP_DBp); | |
6049 | } else { | |
6050 | generate_exception(ctx, EXCP_DBp); | |
6051 | } | |
ead9360e | 6052 | /* Treat as NOP. */ |
6af0bf9c | 6053 | break; |
60aa19ab | 6054 | #ifdef TARGET_MIPS64 |
7a387fff | 6055 | case OPC_DCLZ ... OPC_DCLO: |
e189e748 TS |
6056 | check_insn(env, ctx, ISA_MIPS64); |
6057 | check_mips_64(ctx); | |
7a387fff TS |
6058 | gen_cl(ctx, op1, rd, rs); |
6059 | break; | |
6060 | #endif | |
6af0bf9c FB |
6061 | default: /* Invalid */ |
6062 | MIPS_INVAL("special2"); | |
6063 | generate_exception(ctx, EXCP_RI); | |
6064 | break; | |
6065 | } | |
6066 | break; | |
7a387fff | 6067 | case OPC_SPECIAL3: |
1579a72e TS |
6068 | op1 = MASK_SPECIAL3(ctx->opcode); |
6069 | switch (op1) { | |
6070 | case OPC_EXT: | |
6071 | case OPC_INS: | |
e189e748 | 6072 | check_insn(env, ctx, ISA_MIPS32R2); |
1579a72e TS |
6073 | gen_bitops(ctx, op1, rt, rs, sa, rd); |
6074 | break; | |
6075 | case OPC_BSHFL: | |
e189e748 | 6076 | check_insn(env, ctx, ISA_MIPS32R2); |
1579a72e TS |
6077 | op2 = MASK_BSHFL(ctx->opcode); |
6078 | switch (op2) { | |
6079 | case OPC_WSBH: | |
6080 | GEN_LOAD_REG_TN(T1, rt); | |
6081 | gen_op_wsbh(); | |
6082 | break; | |
6083 | case OPC_SEB: | |
6084 | GEN_LOAD_REG_TN(T1, rt); | |
6085 | gen_op_seb(); | |
6086 | break; | |
6087 | case OPC_SEH: | |
6088 | GEN_LOAD_REG_TN(T1, rt); | |
6089 | gen_op_seh(); | |
6090 | break; | |
6091 | default: /* Invalid */ | |
6092 | MIPS_INVAL("bshfl"); | |
6093 | generate_exception(ctx, EXCP_RI); | |
6094 | break; | |
6095 | } | |
6096 | GEN_STORE_TN_REG(rd, T0); | |
7a387fff | 6097 | break; |
1579a72e | 6098 | case OPC_RDHWR: |
e189e748 | 6099 | check_insn(env, ctx, ISA_MIPS32R2); |
1579a72e TS |
6100 | switch (rd) { |
6101 | case 0: | |
97428a4d | 6102 | save_cpu_state(ctx, 1); |
1579a72e | 6103 | gen_op_rdhwr_cpunum(); |
7a387fff | 6104 | break; |
1579a72e | 6105 | case 1: |
97428a4d | 6106 | save_cpu_state(ctx, 1); |
1579a72e | 6107 | gen_op_rdhwr_synci_step(); |
7a387fff | 6108 | break; |
1579a72e | 6109 | case 2: |
97428a4d | 6110 | save_cpu_state(ctx, 1); |
1579a72e | 6111 | gen_op_rdhwr_cc(); |
7a387fff | 6112 | break; |
1579a72e | 6113 | case 3: |
97428a4d | 6114 | save_cpu_state(ctx, 1); |
1579a72e | 6115 | gen_op_rdhwr_ccres(); |
7a387fff | 6116 | break; |
1579a72e | 6117 | case 29: |
6f5b89a0 | 6118 | #if defined (CONFIG_USER_ONLY) |
ead9360e | 6119 | gen_op_tls_value(); |
1579a72e | 6120 | break; |
97428a4d | 6121 | #endif |
1579a72e TS |
6122 | default: /* Invalid */ |
6123 | MIPS_INVAL("rdhwr"); | |
6124 | generate_exception(ctx, EXCP_RI); | |
6125 | break; | |
6126 | } | |
6127 | GEN_STORE_TN_REG(rt, T0); | |
6128 | break; | |
ead9360e TS |
6129 | case OPC_FORK: |
6130 | check_mips_mt(env, ctx); | |
6131 | GEN_LOAD_REG_TN(T0, rt); | |
6132 | GEN_LOAD_REG_TN(T1, rs); | |
6133 | gen_op_fork(); | |
6134 | break; | |
6135 | case OPC_YIELD: | |
6136 | check_mips_mt(env, ctx); | |
6137 | GEN_LOAD_REG_TN(T0, rs); | |
6138 | gen_op_yield(); | |
6139 | GEN_STORE_TN_REG(rd, T0); | |
6140 | break; | |
60aa19ab | 6141 | #ifdef TARGET_MIPS64 |
1579a72e TS |
6142 | case OPC_DEXTM ... OPC_DEXT: |
6143 | case OPC_DINSM ... OPC_DINS: | |
e189e748 TS |
6144 | check_insn(env, ctx, ISA_MIPS64R2); |
6145 | check_mips_64(ctx); | |
1579a72e | 6146 | gen_bitops(ctx, op1, rt, rs, sa, rd); |
7a387fff | 6147 | break; |
1579a72e | 6148 | case OPC_DBSHFL: |
e189e748 TS |
6149 | check_insn(env, ctx, ISA_MIPS64R2); |
6150 | check_mips_64(ctx); | |
1579a72e TS |
6151 | op2 = MASK_DBSHFL(ctx->opcode); |
6152 | switch (op2) { | |
6153 | case OPC_DSBH: | |
6154 | GEN_LOAD_REG_TN(T1, rt); | |
6155 | gen_op_dsbh(); | |
6156 | break; | |
6157 | case OPC_DSHD: | |
6158 | GEN_LOAD_REG_TN(T1, rt); | |
6159 | gen_op_dshd(); | |
6160 | break; | |
7a387fff TS |
6161 | default: /* Invalid */ |
6162 | MIPS_INVAL("dbshfl"); | |
6163 | generate_exception(ctx, EXCP_RI); | |
6164 | break; | |
1579a72e TS |
6165 | } |
6166 | GEN_STORE_TN_REG(rd, T0); | |
7a387fff TS |
6167 | #endif |
6168 | default: /* Invalid */ | |
6169 | MIPS_INVAL("special3"); | |
6170 | generate_exception(ctx, EXCP_RI); | |
6171 | break; | |
6172 | } | |
6173 | break; | |
6174 | case OPC_REGIMM: | |
6175 | op1 = MASK_REGIMM(ctx->opcode); | |
6176 | switch (op1) { | |
6177 | case OPC_BLTZ ... OPC_BGEZL: /* REGIMM branches */ | |
6178 | case OPC_BLTZAL ... OPC_BGEZALL: | |
6179 | gen_compute_branch(ctx, op1, rs, -1, imm << 2); | |
6af0bf9c | 6180 | return; |
7a387fff TS |
6181 | case OPC_TGEI ... OPC_TEQI: /* REGIMM traps */ |
6182 | case OPC_TNEI: | |
6183 | gen_trap(ctx, op1, rs, -1, imm); | |
6184 | break; | |
6185 | case OPC_SYNCI: | |
e189e748 | 6186 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e | 6187 | /* Treat as NOP. */ |
6af0bf9c FB |
6188 | break; |
6189 | default: /* Invalid */ | |
923617a3 | 6190 | MIPS_INVAL("regimm"); |
6af0bf9c FB |
6191 | generate_exception(ctx, EXCP_RI); |
6192 | break; | |
6193 | } | |
6194 | break; | |
7a387fff | 6195 | case OPC_CP0: |
387a8fe5 | 6196 | check_cp0_enabled(ctx); |
7a387fff | 6197 | op1 = MASK_CP0(ctx->opcode); |
6af0bf9c | 6198 | switch (op1) { |
7a387fff TS |
6199 | case OPC_MFC0: |
6200 | case OPC_MTC0: | |
ead9360e TS |
6201 | case OPC_MFTR: |
6202 | case OPC_MTTR: | |
60aa19ab | 6203 | #ifdef TARGET_MIPS64 |
7a387fff TS |
6204 | case OPC_DMFC0: |
6205 | case OPC_DMTC0: | |
6206 | #endif | |
29929e34 | 6207 | gen_cp0(env, ctx, op1, rt, rd); |
7a387fff TS |
6208 | break; |
6209 | case OPC_C0_FIRST ... OPC_C0_LAST: | |
29929e34 | 6210 | gen_cp0(env, ctx, MASK_C0(ctx->opcode), rt, rd); |
7a387fff TS |
6211 | break; |
6212 | case OPC_MFMC0: | |
6213 | op2 = MASK_MFMC0(ctx->opcode); | |
6214 | switch (op2) { | |
ead9360e TS |
6215 | case OPC_DMT: |
6216 | check_mips_mt(env, ctx); | |
6217 | gen_op_dmt(); | |
6218 | break; | |
6219 | case OPC_EMT: | |
6220 | check_mips_mt(env, ctx); | |
6221 | gen_op_emt(); | |
6222 | break; | |
6223 | case OPC_DVPE: | |
6224 | check_mips_mt(env, ctx); | |
6225 | gen_op_dvpe(); | |
6226 | break; | |
6227 | case OPC_EVPE: | |
6228 | check_mips_mt(env, ctx); | |
6229 | gen_op_evpe(); | |
6230 | break; | |
7a387fff | 6231 | case OPC_DI: |
e189e748 | 6232 | check_insn(env, ctx, ISA_MIPS32R2); |
387a8fe5 | 6233 | save_cpu_state(ctx, 1); |
7a387fff TS |
6234 | gen_op_di(); |
6235 | /* Stop translation as we may have switched the execution mode */ | |
6236 | ctx->bstate = BS_STOP; | |
6237 | break; | |
6238 | case OPC_EI: | |
e189e748 | 6239 | check_insn(env, ctx, ISA_MIPS32R2); |
387a8fe5 | 6240 | save_cpu_state(ctx, 1); |
7a387fff TS |
6241 | gen_op_ei(); |
6242 | /* Stop translation as we may have switched the execution mode */ | |
6243 | ctx->bstate = BS_STOP; | |
6244 | break; | |
6245 | default: /* Invalid */ | |
923617a3 | 6246 | MIPS_INVAL("mfmc0"); |
7a387fff TS |
6247 | generate_exception(ctx, EXCP_RI); |
6248 | break; | |
6249 | } | |
6250 | GEN_STORE_TN_REG(rt, T0); | |
6af0bf9c | 6251 | break; |
7a387fff | 6252 | case OPC_RDPGPR: |
e189e748 | 6253 | check_insn(env, ctx, ISA_MIPS32R2); |
ead9360e TS |
6254 | GEN_LOAD_SRSREG_TN(T0, rt); |
6255 | GEN_STORE_TN_REG(rd, T0); | |
6256 | break; | |
7a387fff | 6257 | case OPC_WRPGPR: |
e189e748 | 6258 | check_insn(env, ctx, ISA_MIPS32R2); |
3a95e3a7 | 6259 | GEN_LOAD_REG_TN(T0, rt); |
ead9360e | 6260 | GEN_STORE_TN_SRSREG(rd, T0); |
38121543 | 6261 | break; |
6af0bf9c | 6262 | default: |
923617a3 | 6263 | MIPS_INVAL("cp0"); |
7a387fff | 6264 | generate_exception(ctx, EXCP_RI); |
6af0bf9c FB |
6265 | break; |
6266 | } | |
6267 | break; | |
7a387fff | 6268 | case OPC_ADDI ... OPC_LUI: /* Arithmetic with immediate opcode */ |
e189e748 | 6269 | gen_arith_imm(env, ctx, op, rt, rs, imm); |
7a387fff TS |
6270 | break; |
6271 | case OPC_J ... OPC_JAL: /* Jump */ | |
6272 | offset = (int32_t)(ctx->opcode & 0x3FFFFFF) << 2; | |
6273 | gen_compute_branch(ctx, op, rs, rt, offset); | |
6274 | return; | |
6275 | case OPC_BEQ ... OPC_BGTZ: /* Branch */ | |
6276 | case OPC_BEQL ... OPC_BGTZL: | |
6277 | gen_compute_branch(ctx, op, rs, rt, imm << 2); | |
6278 | return; | |
6279 | case OPC_LB ... OPC_LWR: /* Load and stores */ | |
6280 | case OPC_SB ... OPC_SW: | |
6281 | case OPC_SWR: | |
6282 | case OPC_LL: | |
6283 | case OPC_SC: | |
6284 | gen_ldst(ctx, op, rt, rs, imm); | |
6285 | break; | |
6286 | case OPC_CACHE: | |
e189e748 | 6287 | check_insn(env, ctx, ISA_MIPS3 | ISA_MIPS32); |
ead9360e | 6288 | /* Treat as NOP. */ |
34ae7b51 | 6289 | break; |
7a387fff | 6290 | case OPC_PREF: |
e189e748 | 6291 | check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32); |
ead9360e | 6292 | /* Treat as NOP. */ |
6af0bf9c | 6293 | break; |
4ad40f36 | 6294 | |
923617a3 | 6295 | /* Floating point (COP1). */ |
7a387fff TS |
6296 | case OPC_LWC1: |
6297 | case OPC_LDC1: | |
6298 | case OPC_SWC1: | |
6299 | case OPC_SDC1: | |
36d23958 TS |
6300 | if (env->CP0_Config1 & (1 << CP0C1_FP)) { |
6301 | save_cpu_state(ctx, 1); | |
5e755519 | 6302 | check_cp1_enabled(ctx); |
36d23958 TS |
6303 | gen_flt_ldst(ctx, op, rt, rs, imm); |
6304 | } else { | |
6305 | generate_exception_err(ctx, EXCP_CpU, 1); | |
6306 | } | |
6ea83fed FB |
6307 | break; |
6308 | ||
7a387fff | 6309 | case OPC_CP1: |
36d23958 TS |
6310 | if (env->CP0_Config1 & (1 << CP0C1_FP)) { |
6311 | save_cpu_state(ctx, 1); | |
5e755519 | 6312 | check_cp1_enabled(ctx); |
36d23958 TS |
6313 | op1 = MASK_CP1(ctx->opcode); |
6314 | switch (op1) { | |
3a95e3a7 TS |
6315 | case OPC_MFHC1: |
6316 | case OPC_MTHC1: | |
e189e748 | 6317 | check_insn(env, ctx, ISA_MIPS32R2); |
36d23958 TS |
6318 | case OPC_MFC1: |
6319 | case OPC_CFC1: | |
6320 | case OPC_MTC1: | |
6321 | case OPC_CTC1: | |
e189e748 TS |
6322 | gen_cp1(ctx, op1, rt, rd); |
6323 | break; | |
60aa19ab | 6324 | #ifdef TARGET_MIPS64 |
36d23958 TS |
6325 | case OPC_DMFC1: |
6326 | case OPC_DMTC1: | |
e189e748 | 6327 | check_insn(env, ctx, ISA_MIPS3); |
36d23958 TS |
6328 | gen_cp1(ctx, op1, rt, rd); |
6329 | break; | |
e189e748 | 6330 | #endif |
36d23958 | 6331 | case OPC_BC1: |
fbcc6828 TS |
6332 | case OPC_BC1ANY2: |
6333 | case OPC_BC1ANY4: | |
e189e748 | 6334 | gen_compute_branch1(env, ctx, MASK_BC1(ctx->opcode), |
5a5012ec | 6335 | (rt >> 2) & 0x7, imm << 2); |
36d23958 TS |
6336 | return; |
6337 | case OPC_S_FMT: | |
6338 | case OPC_D_FMT: | |
6339 | case OPC_W_FMT: | |
6340 | case OPC_L_FMT: | |
5a5012ec TS |
6341 | case OPC_PS_FMT: |
6342 | gen_farith(ctx, MASK_CP1_FUNC(ctx->opcode), rt, rd, sa, | |
6343 | (imm >> 8) & 0x7); | |
36d23958 TS |
6344 | break; |
6345 | default: | |
923617a3 | 6346 | MIPS_INVAL("cp1"); |
e397ee33 | 6347 | generate_exception (ctx, EXCP_RI); |
36d23958 TS |
6348 | break; |
6349 | } | |
6350 | } else { | |
6351 | generate_exception_err(ctx, EXCP_CpU, 1); | |
6ea83fed | 6352 | } |
4ad40f36 FB |
6353 | break; |
6354 | ||
6355 | /* COP2. */ | |
7a387fff TS |
6356 | case OPC_LWC2: |
6357 | case OPC_LDC2: | |
6358 | case OPC_SWC2: | |
6359 | case OPC_SDC2: | |
6360 | case OPC_CP2: | |
6361 | /* COP2: Not implemented. */ | |
4ad40f36 FB |
6362 | generate_exception_err(ctx, EXCP_CpU, 2); |
6363 | break; | |
6364 | ||
7a387fff | 6365 | case OPC_CP3: |
36d23958 | 6366 | if (env->CP0_Config1 & (1 << CP0C1_FP)) { |
e397ee33 | 6367 | save_cpu_state(ctx, 1); |
5e755519 | 6368 | check_cp1_enabled(ctx); |
36d23958 TS |
6369 | op1 = MASK_CP3(ctx->opcode); |
6370 | switch (op1) { | |
5a5012ec TS |
6371 | case OPC_LWXC1: |
6372 | case OPC_LDXC1: | |
6373 | case OPC_LUXC1: | |
6374 | case OPC_SWXC1: | |
6375 | case OPC_SDXC1: | |
6376 | case OPC_SUXC1: | |
93b12ccc | 6377 | gen_flt3_ldst(ctx, op1, sa, rd, rs, rt); |
5a5012ec | 6378 | break; |
e0c84da7 | 6379 | case OPC_PREFX: |
ead9360e | 6380 | /* Treat as NOP. */ |
e0c84da7 | 6381 | break; |
5a5012ec TS |
6382 | case OPC_ALNV_PS: |
6383 | case OPC_MADD_S: | |
6384 | case OPC_MADD_D: | |
6385 | case OPC_MADD_PS: | |
6386 | case OPC_MSUB_S: | |
6387 | case OPC_MSUB_D: | |
6388 | case OPC_MSUB_PS: | |
6389 | case OPC_NMADD_S: | |
6390 | case OPC_NMADD_D: | |
6391 | case OPC_NMADD_PS: | |
6392 | case OPC_NMSUB_S: | |
6393 | case OPC_NMSUB_D: | |
6394 | case OPC_NMSUB_PS: | |
6395 | gen_flt3_arith(ctx, op1, sa, rs, rd, rt); | |
6396 | break; | |
36d23958 | 6397 | default: |
923617a3 | 6398 | MIPS_INVAL("cp3"); |
e397ee33 | 6399 | generate_exception (ctx, EXCP_RI); |
36d23958 TS |
6400 | break; |
6401 | } | |
6402 | } else { | |
e397ee33 | 6403 | generate_exception_err(ctx, EXCP_CpU, 1); |
7a387fff | 6404 | } |
4ad40f36 FB |
6405 | break; |
6406 | ||
60aa19ab | 6407 | #ifdef TARGET_MIPS64 |
7a387fff TS |
6408 | /* MIPS64 opcodes */ |
6409 | case OPC_LWU: | |
6410 | case OPC_LDL ... OPC_LDR: | |
6411 | case OPC_SDL ... OPC_SDR: | |
6412 | case OPC_LLD: | |
6413 | case OPC_LD: | |
6414 | case OPC_SCD: | |
6415 | case OPC_SD: | |
e189e748 TS |
6416 | check_insn(env, ctx, ISA_MIPS3); |
6417 | check_mips_64(ctx); | |
7a387fff TS |
6418 | gen_ldst(ctx, op, rt, rs, imm); |
6419 | break; | |
6420 | case OPC_DADDI ... OPC_DADDIU: | |
e189e748 TS |
6421 | check_insn(env, ctx, ISA_MIPS3); |
6422 | check_mips_64(ctx); | |
6423 | gen_arith_imm(env, ctx, op, rt, rs, imm); | |
7a387fff | 6424 | break; |
6af0bf9c | 6425 | #endif |
7a387fff | 6426 | case OPC_JALX: |
e189e748 | 6427 | check_insn(env, ctx, ASE_MIPS16); |
7a387fff | 6428 | /* MIPS16: Not implemented. */ |
7a387fff | 6429 | case OPC_MDMX: |
e189e748 | 6430 | check_insn(env, ctx, ASE_MDMX); |
7a387fff | 6431 | /* MDMX: Not implemented. */ |
6af0bf9c | 6432 | default: /* Invalid */ |
923617a3 | 6433 | MIPS_INVAL("major opcode"); |
6af0bf9c FB |
6434 | generate_exception(ctx, EXCP_RI); |
6435 | break; | |
6436 | } | |
4ad40f36 | 6437 | if (ctx->hflags & MIPS_HFLAG_BMASK) { |
c53f4a62 | 6438 | int hflags = ctx->hflags & MIPS_HFLAG_BMASK; |
6af0bf9c | 6439 | /* Branches completion */ |
4ad40f36 | 6440 | ctx->hflags &= ~MIPS_HFLAG_BMASK; |
6af0bf9c FB |
6441 | ctx->bstate = BS_BRANCH; |
6442 | save_cpu_state(ctx, 0); | |
5a5012ec | 6443 | switch (hflags) { |
6af0bf9c FB |
6444 | case MIPS_HFLAG_B: |
6445 | /* unconditional branch */ | |
6446 | MIPS_DEBUG("unconditional branch"); | |
6e256c93 | 6447 | gen_goto_tb(ctx, 0, ctx->btarget); |
6af0bf9c FB |
6448 | break; |
6449 | case MIPS_HFLAG_BL: | |
6450 | /* blikely taken case */ | |
6451 | MIPS_DEBUG("blikely branch taken"); | |
6e256c93 | 6452 | gen_goto_tb(ctx, 0, ctx->btarget); |
6af0bf9c FB |
6453 | break; |
6454 | case MIPS_HFLAG_BC: | |
6455 | /* Conditional branch */ | |
6456 | MIPS_DEBUG("conditional branch"); | |
c53be334 FB |
6457 | { |
6458 | int l1; | |
6459 | l1 = gen_new_label(); | |
6460 | gen_op_jnz_T2(l1); | |
6e256c93 | 6461 | gen_goto_tb(ctx, 1, ctx->pc + 4); |
eeef26cd FB |
6462 | gen_set_label(l1); |
6463 | gen_goto_tb(ctx, 0, ctx->btarget); | |
c53be334 | 6464 | } |
6af0bf9c FB |
6465 | break; |
6466 | case MIPS_HFLAG_BR: | |
6467 | /* unconditional branch to register */ | |
6468 | MIPS_DEBUG("branch to register"); | |
6469 | gen_op_breg(); | |
5a5012ec TS |
6470 | gen_op_reset_T0(); |
6471 | gen_op_exit_tb(); | |
6af0bf9c FB |
6472 | break; |
6473 | default: | |
6474 | MIPS_DEBUG("unknown branch"); | |
6475 | break; | |
6476 | } | |
6477 | } | |
6478 | } | |
6479 | ||
820e00f2 TS |
6480 | static inline int |
6481 | gen_intermediate_code_internal (CPUState *env, TranslationBlock *tb, | |
6482 | int search_pc) | |
6af0bf9c | 6483 | { |
278d0702 | 6484 | DisasContext ctx; |
6af0bf9c FB |
6485 | target_ulong pc_start; |
6486 | uint16_t *gen_opc_end; | |
6487 | int j, lj = -1; | |
6488 | ||
4ad40f36 | 6489 | if (search_pc && loglevel) |
6ea83fed | 6490 | fprintf (logfile, "search pc %d\n", search_pc); |
4ad40f36 | 6491 | |
6af0bf9c FB |
6492 | pc_start = tb->pc; |
6493 | gen_opc_ptr = gen_opc_buf; | |
6494 | gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; | |
6495 | gen_opparam_ptr = gen_opparam_buf; | |
c53be334 | 6496 | nb_gen_labels = 0; |
6af0bf9c | 6497 | ctx.pc = pc_start; |
4ad40f36 | 6498 | ctx.saved_pc = -1; |
6af0bf9c FB |
6499 | ctx.tb = tb; |
6500 | ctx.bstate = BS_NONE; | |
4ad40f36 | 6501 | /* Restore delay slot state from the tb context. */ |
c068688b | 6502 | ctx.hflags = (uint32_t)tb->flags; /* FIXME: maybe use 64 bits here? */ |
fd4a04eb | 6503 | restore_cpu_state(env, &ctx); |
6af0bf9c FB |
6504 | #if defined(CONFIG_USER_ONLY) |
6505 | ctx.mem_idx = 0; | |
6506 | #else | |
3d9fb9fe | 6507 | ctx.mem_idx = !((ctx.hflags & MIPS_HFLAG_MODE) == MIPS_HFLAG_UM); |
6af0bf9c | 6508 | #endif |
6af0bf9c FB |
6509 | #ifdef DEBUG_DISAS |
6510 | if (loglevel & CPU_LOG_TB_CPU) { | |
6511 | fprintf(logfile, "------------------------------------------------\n"); | |
4ad40f36 | 6512 | /* FIXME: This may print out stale hflags from env... */ |
6af0bf9c FB |
6513 | cpu_dump_state(env, logfile, fprintf, 0); |
6514 | } | |
6515 | #endif | |
923617a3 | 6516 | #ifdef MIPS_DEBUG_DISAS |
6af0bf9c | 6517 | if (loglevel & CPU_LOG_TB_IN_ASM) |
4ad40f36 FB |
6518 | fprintf(logfile, "\ntb %p super %d cond %04x\n", |
6519 | tb, ctx.mem_idx, ctx.hflags); | |
6af0bf9c FB |
6520 | #endif |
6521 | while (ctx.bstate == BS_NONE && gen_opc_ptr < gen_opc_end) { | |
4ad40f36 FB |
6522 | if (env->nb_breakpoints > 0) { |
6523 | for(j = 0; j < env->nb_breakpoints; j++) { | |
6524 | if (env->breakpoints[j] == ctx.pc) { | |
278d0702 | 6525 | save_cpu_state(&ctx, 1); |
4ad40f36 FB |
6526 | ctx.bstate = BS_BRANCH; |
6527 | gen_op_debug(); | |
ce62e5ba TS |
6528 | /* Include the breakpoint location or the tb won't |
6529 | * be flushed when it must be. */ | |
6530 | ctx.pc += 4; | |
4ad40f36 FB |
6531 | goto done_generating; |
6532 | } | |
6533 | } | |
6534 | } | |
6535 | ||
6af0bf9c FB |
6536 | if (search_pc) { |
6537 | j = gen_opc_ptr - gen_opc_buf; | |
6af0bf9c FB |
6538 | if (lj < j) { |
6539 | lj++; | |
6540 | while (lj < j) | |
6541 | gen_opc_instr_start[lj++] = 0; | |
6af0bf9c | 6542 | } |
4ad40f36 FB |
6543 | gen_opc_pc[lj] = ctx.pc; |
6544 | gen_opc_hflags[lj] = ctx.hflags & MIPS_HFLAG_BMASK; | |
6545 | gen_opc_instr_start[lj] = 1; | |
6af0bf9c FB |
6546 | } |
6547 | ctx.opcode = ldl_code(ctx.pc); | |
36d23958 | 6548 | decode_opc(env, &ctx); |
6af0bf9c | 6549 | ctx.pc += 4; |
4ad40f36 FB |
6550 | |
6551 | if (env->singlestep_enabled) | |
6552 | break; | |
6553 | ||
6af0bf9c FB |
6554 | if ((ctx.pc & (TARGET_PAGE_SIZE - 1)) == 0) |
6555 | break; | |
4ad40f36 | 6556 | |
6af0bf9c FB |
6557 | #if defined (MIPS_SINGLE_STEP) |
6558 | break; | |
6559 | #endif | |
6560 | } | |
4ad40f36 | 6561 | if (env->singlestep_enabled) { |
278d0702 | 6562 | save_cpu_state(&ctx, ctx.bstate == BS_NONE); |
4ad40f36 | 6563 | gen_op_debug(); |
16c00cb2 TS |
6564 | } else { |
6565 | switch (ctx.bstate) { | |
16c00cb2 TS |
6566 | case BS_STOP: |
6567 | gen_op_interrupt_restart(); | |
df1561e2 TS |
6568 | gen_goto_tb(&ctx, 0, ctx.pc); |
6569 | break; | |
16c00cb2 | 6570 | case BS_NONE: |
278d0702 | 6571 | save_cpu_state(&ctx, 0); |
16c00cb2 TS |
6572 | gen_goto_tb(&ctx, 0, ctx.pc); |
6573 | break; | |
5a5012ec TS |
6574 | case BS_EXCP: |
6575 | gen_op_interrupt_restart(); | |
a85427b1 | 6576 | gen_op_reset_T0(); |
a85427b1 | 6577 | gen_op_exit_tb(); |
16c00cb2 | 6578 | break; |
5a5012ec TS |
6579 | case BS_BRANCH: |
6580 | default: | |
6581 | break; | |
16c00cb2 | 6582 | } |
6af0bf9c | 6583 | } |
4ad40f36 | 6584 | done_generating: |
6af0bf9c FB |
6585 | *gen_opc_ptr = INDEX_op_end; |
6586 | if (search_pc) { | |
6587 | j = gen_opc_ptr - gen_opc_buf; | |
6588 | lj++; | |
6589 | while (lj <= j) | |
6590 | gen_opc_instr_start[lj++] = 0; | |
6af0bf9c FB |
6591 | } else { |
6592 | tb->size = ctx.pc - pc_start; | |
6593 | } | |
6594 | #ifdef DEBUG_DISAS | |
6595 | #if defined MIPS_DEBUG_DISAS | |
6596 | if (loglevel & CPU_LOG_TB_IN_ASM) | |
6597 | fprintf(logfile, "\n"); | |
6598 | #endif | |
6599 | if (loglevel & CPU_LOG_TB_IN_ASM) { | |
6600 | fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start)); | |
9898128f | 6601 | target_disas(logfile, pc_start, ctx.pc - pc_start, 0); |
6af0bf9c FB |
6602 | fprintf(logfile, "\n"); |
6603 | } | |
6604 | if (loglevel & CPU_LOG_TB_OP) { | |
6605 | fprintf(logfile, "OP:\n"); | |
6606 | dump_ops(gen_opc_buf, gen_opparam_buf); | |
6607 | fprintf(logfile, "\n"); | |
6608 | } | |
6609 | if (loglevel & CPU_LOG_TB_CPU) { | |
6610 | fprintf(logfile, "---------------- %d %08x\n", ctx.bstate, ctx.hflags); | |
6611 | } | |
6612 | #endif | |
3b46e624 | 6613 | |
6af0bf9c FB |
6614 | return 0; |
6615 | } | |
6616 | ||
6617 | int gen_intermediate_code (CPUState *env, struct TranslationBlock *tb) | |
6618 | { | |
6619 | return gen_intermediate_code_internal(env, tb, 0); | |
6620 | } | |
6621 | ||
6622 | int gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb) | |
6623 | { | |
6624 | return gen_intermediate_code_internal(env, tb, 1); | |
6625 | } | |
6626 | ||
5fafdf24 | 6627 | void fpu_dump_state(CPUState *env, FILE *f, |
6ea83fed FB |
6628 | int (*fpu_fprintf)(FILE *f, const char *fmt, ...), |
6629 | int flags) | |
6630 | { | |
6631 | int i; | |
5e755519 | 6632 | int is_fpu64 = !!(env->hflags & MIPS_HFLAG_F64); |
5a5012ec TS |
6633 | |
6634 | #define printfpr(fp) \ | |
6635 | do { \ | |
6636 | if (is_fpu64) \ | |
6637 | fpu_fprintf(f, "w:%08x d:%016lx fd:%13g fs:%13g psu: %13g\n", \ | |
6638 | (fp)->w[FP_ENDIAN_IDX], (fp)->d, (fp)->fd, \ | |
6639 | (fp)->fs[FP_ENDIAN_IDX], (fp)->fs[!FP_ENDIAN_IDX]); \ | |
6640 | else { \ | |
6641 | fpr_t tmp; \ | |
6642 | tmp.w[FP_ENDIAN_IDX] = (fp)->w[FP_ENDIAN_IDX]; \ | |
6643 | tmp.w[!FP_ENDIAN_IDX] = ((fp) + 1)->w[FP_ENDIAN_IDX]; \ | |
6644 | fpu_fprintf(f, "w:%08x d:%016lx fd:%13g fs:%13g psu:%13g\n", \ | |
6645 | tmp.w[FP_ENDIAN_IDX], tmp.d, tmp.fd, \ | |
6646 | tmp.fs[FP_ENDIAN_IDX], tmp.fs[!FP_ENDIAN_IDX]); \ | |
6647 | } \ | |
6ea83fed FB |
6648 | } while(0) |
6649 | ||
5a5012ec TS |
6650 | |
6651 | fpu_fprintf(f, "CP1 FCR0 0x%08x FCR31 0x%08x SR.FR %d fp_status 0x%08x(0x%02x)\n", | |
ead9360e TS |
6652 | env->fpu->fcr0, env->fpu->fcr31, is_fpu64, env->fpu->fp_status, |
6653 | get_float_exception_flags(&env->fpu->fp_status)); | |
6654 | fpu_fprintf(f, "FT0: "); printfpr(&env->fpu->ft0); | |
6655 | fpu_fprintf(f, "FT1: "); printfpr(&env->fpu->ft1); | |
6656 | fpu_fprintf(f, "FT2: "); printfpr(&env->fpu->ft2); | |
5a5012ec TS |
6657 | for (i = 0; i < 32; (is_fpu64) ? i++ : (i += 2)) { |
6658 | fpu_fprintf(f, "%3s: ", fregnames[i]); | |
ead9360e | 6659 | printfpr(&env->fpu->fpr[i]); |
6ea83fed FB |
6660 | } |
6661 | ||
6662 | #undef printfpr | |
6663 | } | |
6664 | ||
7a387fff | 6665 | void dump_fpu (CPUState *env) |
6ea83fed | 6666 | { |
5fafdf24 | 6667 | if (loglevel) { |
3594c774 | 6668 | fprintf(logfile, "pc=0x" TARGET_FMT_lx " HI=0x" TARGET_FMT_lx " LO=0x" TARGET_FMT_lx " ds %04x " TARGET_FMT_lx " %d\n", |
ead9360e | 6669 | env->PC[env->current_tc], env->HI[0][env->current_tc], env->LO[0][env->current_tc], env->hflags, env->btarget, env->bcond); |
6ea83fed FB |
6670 | fpu_dump_state(env, logfile, fprintf, 0); |
6671 | } | |
6672 | } | |
6ea83fed | 6673 | |
60aa19ab | 6674 | #if defined(TARGET_MIPS64) && defined(MIPS_DEBUG_SIGN_EXTENSIONS) |
c570fd16 TS |
6675 | /* Debug help: The architecture requires 32bit code to maintain proper |
6676 | sign-extened values on 64bit machines. */ | |
6677 | ||
6678 | #define SIGN_EXT_P(val) ((((val) & ~0x7fffffff) == 0) || (((val) & ~0x7fffffff) == ~0x7fffffff)) | |
6679 | ||
6680 | void cpu_mips_check_sign_extensions (CPUState *env, FILE *f, | |
6681 | int (*cpu_fprintf)(FILE *f, const char *fmt, ...), | |
6682 | int flags) | |
6683 | { | |
6684 | int i; | |
6685 | ||
ead9360e TS |
6686 | if (!SIGN_EXT_P(env->PC[env->current_tc])) |
6687 | cpu_fprintf(f, "BROKEN: pc=0x" TARGET_FMT_lx "\n", env->PC[env->current_tc]); | |
6688 | if (!SIGN_EXT_P(env->HI[env->current_tc])) | |
6689 | cpu_fprintf(f, "BROKEN: HI=0x" TARGET_FMT_lx "\n", env->HI[env->current_tc]); | |
6690 | if (!SIGN_EXT_P(env->LO[env->current_tc])) | |
6691 | cpu_fprintf(f, "BROKEN: LO=0x" TARGET_FMT_lx "\n", env->LO[env->current_tc]); | |
c570fd16 | 6692 | if (!SIGN_EXT_P(env->btarget)) |
3594c774 | 6693 | cpu_fprintf(f, "BROKEN: btarget=0x" TARGET_FMT_lx "\n", env->btarget); |
c570fd16 TS |
6694 | |
6695 | for (i = 0; i < 32; i++) { | |
ead9360e TS |
6696 | if (!SIGN_EXT_P(env->gpr[i][env->current_tc])) |
6697 | cpu_fprintf(f, "BROKEN: %s=0x" TARGET_FMT_lx "\n", regnames[i], env->gpr[i][env->current_tc]); | |
c570fd16 TS |
6698 | } |
6699 | ||
6700 | if (!SIGN_EXT_P(env->CP0_EPC)) | |
3594c774 | 6701 | cpu_fprintf(f, "BROKEN: EPC=0x" TARGET_FMT_lx "\n", env->CP0_EPC); |
c570fd16 | 6702 | if (!SIGN_EXT_P(env->CP0_LLAddr)) |
3594c774 | 6703 | cpu_fprintf(f, "BROKEN: LLAddr=0x" TARGET_FMT_lx "\n", env->CP0_LLAddr); |
c570fd16 TS |
6704 | } |
6705 | #endif | |
6706 | ||
5fafdf24 | 6707 | void cpu_dump_state (CPUState *env, FILE *f, |
6af0bf9c FB |
6708 | int (*cpu_fprintf)(FILE *f, const char *fmt, ...), |
6709 | int flags) | |
6710 | { | |
6711 | int i; | |
3b46e624 | 6712 | |
3594c774 | 6713 | cpu_fprintf(f, "pc=0x" TARGET_FMT_lx " HI=0x" TARGET_FMT_lx " LO=0x" TARGET_FMT_lx " ds %04x " TARGET_FMT_lx " %d\n", |
ead9360e | 6714 | env->PC[env->current_tc], env->HI[env->current_tc], env->LO[env->current_tc], env->hflags, env->btarget, env->bcond); |
6af0bf9c FB |
6715 | for (i = 0; i < 32; i++) { |
6716 | if ((i & 3) == 0) | |
6717 | cpu_fprintf(f, "GPR%02d:", i); | |
ead9360e | 6718 | cpu_fprintf(f, " %s " TARGET_FMT_lx, regnames[i], env->gpr[i][env->current_tc]); |
6af0bf9c FB |
6719 | if ((i & 3) == 3) |
6720 | cpu_fprintf(f, "\n"); | |
6721 | } | |
568b600d | 6722 | |
3594c774 | 6723 | cpu_fprintf(f, "CP0 Status 0x%08x Cause 0x%08x EPC 0x" TARGET_FMT_lx "\n", |
5e755519 | 6724 | env->CP0_Status, env->CP0_Cause, env->CP0_EPC); |
3594c774 | 6725 | cpu_fprintf(f, " Config0 0x%08x Config1 0x%08x LLAddr 0x" TARGET_FMT_lx "\n", |
6af0bf9c | 6726 | env->CP0_Config0, env->CP0_Config1, env->CP0_LLAddr); |
5e755519 | 6727 | if (env->hflags & MIPS_HFLAG_FPU) |
7a387fff | 6728 | fpu_dump_state(env, f, cpu_fprintf, flags); |
60aa19ab | 6729 | #if defined(TARGET_MIPS64) && defined(MIPS_DEBUG_SIGN_EXTENSIONS) |
c570fd16 TS |
6730 | cpu_mips_check_sign_extensions(env, f, cpu_fprintf, flags); |
6731 | #endif | |
6af0bf9c FB |
6732 | } |
6733 | ||
6734 | CPUMIPSState *cpu_mips_init (void) | |
6735 | { | |
6736 | CPUMIPSState *env; | |
6737 | ||
6af0bf9c FB |
6738 | env = qemu_mallocz(sizeof(CPUMIPSState)); |
6739 | if (!env) | |
6740 | return NULL; | |
173d6cfe | 6741 | cpu_exec_init(env); |
6ae81775 TS |
6742 | cpu_reset(env); |
6743 | return env; | |
6744 | } | |
6745 | ||
6746 | void cpu_reset (CPUMIPSState *env) | |
6747 | { | |
6748 | memset(env, 0, offsetof(CPUMIPSState, breakpoints)); | |
6749 | ||
6af0bf9c | 6750 | tlb_flush(env, 1); |
6ae81775 | 6751 | |
6af0bf9c | 6752 | /* Minimal init */ |
ca7c2b1b | 6753 | #if !defined(CONFIG_USER_ONLY) |
aa328add TS |
6754 | if (env->hflags & MIPS_HFLAG_BMASK) { |
6755 | /* If the exception was raised from a delay slot, | |
6756 | * come back to the jump. */ | |
ead9360e | 6757 | env->CP0_ErrorEPC = env->PC[env->current_tc] - 4; |
aa328add | 6758 | } else { |
ead9360e | 6759 | env->CP0_ErrorEPC = env->PC[env->current_tc]; |
aa328add | 6760 | } |
ead9360e | 6761 | env->PC[env->current_tc] = (int32_t)0xBFC00000; |
6af0bf9c | 6762 | env->CP0_Wired = 0; |
7a387fff | 6763 | /* SMP not implemented */ |
b29a0341 | 6764 | env->CP0_EBase = 0x80000000; |
aa328add | 6765 | env->CP0_Status = (1 << CP0St_BEV) | (1 << CP0St_ERL); |
c090a8f4 TS |
6766 | /* vectored interrupts not implemented, timer on int 7, |
6767 | no performance counters. */ | |
6768 | env->CP0_IntCtl = 0xe0000000; | |
fd88b6ab TS |
6769 | { |
6770 | int i; | |
6771 | ||
6772 | for (i = 0; i < 7; i++) { | |
6773 | env->CP0_WatchLo[i] = 0; | |
6774 | env->CP0_WatchHi[i] = 0x80000000; | |
6775 | } | |
6776 | env->CP0_WatchLo[7] = 0; | |
6777 | env->CP0_WatchHi[7] = 0; | |
6778 | } | |
6af0bf9c FB |
6779 | /* Count register increments in debug mode, EJTAG version 1 */ |
6780 | env->CP0_Debug = (1 << CP0DB_CNT) | (0x1 << CP0DB_VER); | |
ca7c2b1b | 6781 | #endif |
6af0bf9c | 6782 | env->exception_index = EXCP_NONE; |
eeef26cd | 6783 | #if defined(CONFIG_USER_ONLY) |
387a8fe5 | 6784 | env->hflags = MIPS_HFLAG_UM; |
ca7c2b1b | 6785 | env->user_mode_only = 1; |
387a8fe5 TS |
6786 | #else |
6787 | env->hflags = MIPS_HFLAG_CP0; | |
6ea83fed | 6788 | #endif |
6af0bf9c | 6789 | } |
33d68b5f TS |
6790 | |
6791 | #include "translate_init.c" |