2 * MIPS32 emulation for qemu: main translation routines.
4 * Copyright (c) 2004-2005 Jocelyn Mayer
5 * Copyright (c) 2006 Marius Groeger (FPU operations)
6 * Copyright (c) 2006 Thiemo Seufer (MIPS32R2 support)
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.
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.
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
33 //#define MIPS_DEBUG_DISAS
34 //#define MIPS_DEBUG_SIGN_EXTENSIONS
35 //#define MIPS_SINGLE_STEP
37 #ifdef USE_DIRECT_JUMP
40 #define TBPARAM(x) (long)(x)
44 #define DEF(s, n, copy_size) INDEX_op_ ## s,
50 static uint16_t *gen_opc_ptr;
51 static uint32_t *gen_opparam_ptr;
55 /* MIPS major opcodes */
56 #define MASK_OP_MAJOR(op) (op & (0x3F << 26))
59 /* indirect opcode tables */
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),
68 /* arithmetic with immediate */
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),
79 /* Jump and branches */
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 */
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),
115 /* Floating point load/store */
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),
126 /* Cache and prefetch */
127 OPC_CACHE = (0x2F << 26),
128 OPC_PREF = (0x33 << 26),
129 /* Reserved major opcode */
130 OPC_MAJOR3B_RESERVED = (0x3B << 26),
133 /* MIPS special opcodes */
134 #define MASK_SPECIAL(op) MASK_OP_MAJOR(op) | (op & 0x3F)
138 OPC_SLL = 0x00 | OPC_SPECIAL,
139 /* NOP is SLL r0, r0, 0 */
140 /* SSNOP is SLL r0, r0, 1 */
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,
145 OPC_SRLV = 0x06 | OPC_SPECIAL, /* also ROTRV */
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,
156 /* Multiplication / division */
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,
165 /* 2 registers arithmetic / logic */
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,
181 OPC_JR = 0x08 | OPC_SPECIAL, /* Also JR.HB */
182 OPC_JALR = 0x09 | OPC_SPECIAL, /* Also JALR.HB */
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,
190 /* HI / LO registers load & stores */
191 OPC_MFHI = 0x10 | OPC_SPECIAL,
192 OPC_MTHI = 0x11 | OPC_SPECIAL,
193 OPC_MFLO = 0x12 | OPC_SPECIAL,
194 OPC_MTLO = 0x13 | OPC_SPECIAL,
195 /* Conditional moves */
196 OPC_MOVZ = 0x0A | OPC_SPECIAL,
197 OPC_MOVN = 0x0B | OPC_SPECIAL,
199 OPC_MOVCI = 0x01 | OPC_SPECIAL,
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,
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,
217 /* REGIMM (rt field) opcodes */
218 #define MASK_REGIMM(op) MASK_OP_MAJOR(op) | (op & (0x1F << 16))
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,
238 /* Special2 opcodes */
239 #define MASK_SPECIAL2(op) MASK_OP_MAJOR(op) | (op & 0x3F)
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,
249 OPC_CLZ = 0x20 | OPC_SPECIAL2,
250 OPC_CLO = 0x21 | OPC_SPECIAL2,
251 OPC_DCLZ = 0x24 | OPC_SPECIAL2,
252 OPC_DCLO = 0x25 | OPC_SPECIAL2,
254 OPC_SDBBP = 0x3F | OPC_SPECIAL2,
257 /* Special3 opcodes */
258 #define MASK_SPECIAL3(op) MASK_OP_MAJOR(op) | (op & 0x3F)
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,
269 OPC_FORK = 0x08 | OPC_SPECIAL3,
270 OPC_YIELD = 0x09 | OPC_SPECIAL3,
271 OPC_BSHFL = 0x20 | OPC_SPECIAL3,
272 OPC_DBSHFL = 0x24 | OPC_SPECIAL3,
273 OPC_RDHWR = 0x3B | OPC_SPECIAL3,
277 #define MASK_BSHFL(op) MASK_SPECIAL3(op) | (op & (0x1F << 6))
280 OPC_WSBH = (0x02 << 6) | OPC_BSHFL,
281 OPC_SEB = (0x10 << 6) | OPC_BSHFL,
282 OPC_SEH = (0x18 << 6) | OPC_BSHFL,
286 #define MASK_DBSHFL(op) MASK_SPECIAL3(op) | (op & (0x1F << 6))
289 OPC_DSBH = (0x02 << 6) | OPC_DBSHFL,
290 OPC_DSHD = (0x05 << 6) | OPC_DBSHFL,
293 /* Coprocessor 0 (rs field) */
294 #define MASK_CP0(op) MASK_OP_MAJOR(op) | (op & (0x1F << 21))
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,
301 OPC_MFTR = (0x08 << 21) | OPC_CP0,
302 OPC_RDPGPR = (0x0A << 21) | OPC_CP0,
303 OPC_MFMC0 = (0x0B << 21) | OPC_CP0,
304 OPC_MTTR = (0x0C << 21) | OPC_CP0,
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,
312 #define MASK_MFMC0(op) MASK_CP0(op) | (op & 0xFFFF)
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,
319 OPC_DI = (0 << 5) | (0x0C << 11) | OPC_MFMC0,
320 OPC_EI = (1 << 5) | (0x0C << 11) | OPC_MFMC0,
323 /* Coprocessor 0 (with rs == C0) */
324 #define MASK_C0(op) MASK_CP0(op) | (op & 0x3F)
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,
337 /* Coprocessor 1 (rs field) */
338 #define MASK_CP1(op) MASK_OP_MAJOR(op) | (op & (0x1F << 21))
341 OPC_MFC1 = (0x00 << 21) | OPC_CP1,
342 OPC_DMFC1 = (0x01 << 21) | OPC_CP1,
343 OPC_CFC1 = (0x02 << 21) | OPC_CP1,
344 OPC_MFHC1 = (0x03 << 21) | OPC_CP1,
345 OPC_MTC1 = (0x04 << 21) | OPC_CP1,
346 OPC_DMTC1 = (0x05 << 21) | OPC_CP1,
347 OPC_CTC1 = (0x06 << 21) | OPC_CP1,
348 OPC_MTHC1 = (0x07 << 21) | OPC_CP1,
349 OPC_BC1 = (0x08 << 21) | OPC_CP1, /* bc */
350 OPC_BC1ANY2 = (0x09 << 21) | OPC_CP1,
351 OPC_BC1ANY4 = (0x0A << 21) | OPC_CP1,
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 */
358 OPC_PS_FMT = (0x16 << 21) | OPC_CP1, /* 22: fmt=paired single fp */
361 #define MASK_CP1_FUNC(op) MASK_CP1(op) | (op & 0x3F)
362 #define MASK_BC1(op) MASK_CP1(op) | (op & (0x3 << 16))
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,
372 OPC_BC1FANY2 = (0x00 << 16) | OPC_BC1ANY2,
373 OPC_BC1TANY2 = (0x01 << 16) | OPC_BC1ANY2,
377 OPC_BC1FANY4 = (0x00 << 16) | OPC_BC1ANY4,
378 OPC_BC1TANY4 = (0x01 << 16) | OPC_BC1ANY4,
381 #define MASK_CP2(op) MASK_OP_MAJOR(op) | (op & (0x1F << 21))
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,
395 #define MASK_CP3(op) MASK_OP_MAJOR(op) | (op & 0x3F)
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,
413 OPC_NMADD_D = 0x31 | OPC_CP3,
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,
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", };
427 /* Warning: no function for r0 register (hard wired to zero) */
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, \
439 static always_inline void func(int n) \
441 NAME ## _table[n](); \
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);
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);
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);
456 static const char *fregnames[] =
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", };
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, \
473 static always_inline void func(int n) \
475 NAME ## _table[n](); \
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);
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);
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);
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);
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);
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);
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);
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);
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);
505 #define FOP_CONDS(type, fmt) \
506 static GenOpFunc1 * gen_op_cmp ## type ## _ ## fmt ## _table[16] = { \
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, \
524 static always_inline void gen_cmp ## type ## _ ## fmt(int n, long cc) \
526 gen_op_cmp ## type ## _ ## fmt ## _table[n](cc); \
536 typedef struct DisasContext {
537 struct TranslationBlock *tb;
538 target_ulong pc, saved_pc;
541 /* Routine used to access memory */
543 uint32_t hflags, saved_hflags;
545 target_ulong btarget;
551 BS_NONE = 0, /* We go out of the TB without reaching a branch or an
552 * exception condition
554 BS_STOP = 1, /* We want to stop translation for any reason */
555 BS_BRANCH = 2, /* We reached a branch condition */
556 BS_EXCP = 3, /* We reached an exception condition */
559 #ifdef MIPS_DEBUG_DISAS
560 #define MIPS_DEBUG(fmt, args...) \
562 if (loglevel & CPU_LOG_TB_IN_ASM) { \
563 fprintf(logfile, TARGET_FMT_lx ": %08x " fmt "\n", \
564 ctx->pc, ctx->opcode , ##args); \
568 #define MIPS_DEBUG(fmt, args...) do { } while(0)
571 #define MIPS_INVAL(op) \
573 MIPS_DEBUG("Invalid %s %03x %03x %03x", op, ctx->opcode >> 26, \
574 ctx->opcode & 0x3F, ((ctx->opcode >> 16) & 0x1F)); \
577 #define GEN_LOAD_REG_T0(Rn) \
582 if (ctx->glue(last_T0, _store) != gen_opc_ptr \
583 || ctx->glue(last_T0, _gpr) != Rn) { \
584 gen_op_load_gpr_T0(Rn); \
589 #define GEN_LOAD_REG_T1(Rn) \
594 gen_op_load_gpr_T1(Rn); \
598 #define GEN_LOAD_REG_T2(Rn) \
603 gen_op_load_gpr_T2(Rn); \
607 #define GEN_LOAD_SRSREG_TN(Tn, Rn) \
610 glue(gen_op_reset_, Tn)(); \
612 glue(gen_op_load_srsgpr_, Tn)(Rn); \
616 #if defined(TARGET_MIPS64)
617 #define GEN_LOAD_IMM_TN(Tn, Imm) \
620 glue(gen_op_reset_, Tn)(); \
621 } else if ((int32_t)Imm == Imm) { \
622 glue(gen_op_set_, Tn)(Imm); \
624 glue(gen_op_set64_, Tn)(((uint64_t)Imm) >> 32, (uint32_t)Imm); \
628 #define GEN_LOAD_IMM_TN(Tn, Imm) \
631 glue(gen_op_reset_, Tn)(); \
633 glue(gen_op_set_, Tn)(Imm); \
638 #define GEN_STORE_T0_REG(Rn) \
641 glue(gen_op_store_T0,_gpr)(Rn); \
642 ctx->glue(last_T0,_store) = gen_opc_ptr; \
643 ctx->glue(last_T0,_gpr) = Rn; \
647 #define GEN_STORE_T1_REG(Rn) \
650 glue(gen_op_store_T1,_gpr)(Rn); \
653 #define GEN_STORE_TN_SRSREG(Rn, Tn) \
656 glue(glue(gen_op_store_, Tn),_srsgpr)(Rn); \
660 #define GEN_LOAD_FREG_FTN(FTn, Fn) \
662 glue(gen_op_load_fpr_, FTn)(Fn); \
665 #define GEN_STORE_FTN_FREG(Fn, FTn) \
667 glue(gen_op_store_fpr_, FTn)(Fn); \
670 static always_inline void gen_save_pc(target_ulong pc)
672 #if defined(TARGET_MIPS64)
673 if (pc == (int32_t)pc) {
676 gen_op_save_pc64(pc >> 32, (uint32_t)pc);
683 static always_inline void gen_save_btarget(target_ulong btarget)
685 #if defined(TARGET_MIPS64)
686 if (btarget == (int32_t)btarget) {
687 gen_op_save_btarget(btarget);
689 gen_op_save_btarget64(btarget >> 32, (uint32_t)btarget);
692 gen_op_save_btarget(btarget);
696 static always_inline void save_cpu_state (DisasContext *ctx, int do_save_pc)
698 #if defined MIPS_DEBUG_DISAS
699 if (loglevel & CPU_LOG_TB_IN_ASM) {
700 fprintf(logfile, "hflags %08x saved %08x\n",
701 ctx->hflags, ctx->saved_hflags);
704 if (do_save_pc && ctx->pc != ctx->saved_pc) {
705 gen_save_pc(ctx->pc);
706 ctx->saved_pc = ctx->pc;
708 if (ctx->hflags != ctx->saved_hflags) {
709 gen_op_save_state(ctx->hflags);
710 ctx->saved_hflags = ctx->hflags;
711 switch (ctx->hflags & MIPS_HFLAG_BMASK) {
713 gen_op_save_breg_target();
719 /* bcond was already saved by the BL insn */
722 gen_save_btarget(ctx->btarget);
728 static always_inline void restore_cpu_state (CPUState *env, DisasContext *ctx)
730 ctx->saved_hflags = ctx->hflags;
731 switch (ctx->hflags & MIPS_HFLAG_BMASK) {
733 gen_op_restore_breg_target();
736 ctx->btarget = env->btarget;
740 ctx->btarget = env->btarget;
741 gen_op_restore_bcond();
746 static always_inline void generate_exception_err (DisasContext *ctx, int excp, int err)
748 #if defined MIPS_DEBUG_DISAS
749 if (loglevel & CPU_LOG_TB_IN_ASM)
750 fprintf(logfile, "%s: raise exception %d\n", __func__, excp);
752 save_cpu_state(ctx, 1);
754 gen_op_raise_exception(excp);
756 gen_op_raise_exception_err(excp, err);
757 ctx->bstate = BS_EXCP;
760 static always_inline void generate_exception (DisasContext *ctx, int excp)
762 generate_exception_err (ctx, excp, 0);
765 static always_inline void check_cp0_enabled(DisasContext *ctx)
767 if (unlikely(!(ctx->hflags & MIPS_HFLAG_CP0)))
768 generate_exception_err(ctx, EXCP_CpU, 1);
771 static always_inline void check_cp1_enabled(DisasContext *ctx)
773 if (unlikely(!(ctx->hflags & MIPS_HFLAG_FPU)))
774 generate_exception_err(ctx, EXCP_CpU, 1);
777 static always_inline void check_cp1_64bitmode(DisasContext *ctx)
779 if (unlikely(!(ctx->hflags & MIPS_HFLAG_F64)))
780 generate_exception(ctx, EXCP_RI);
784 * Verify if floating point register is valid; an operation is not defined
785 * if bit 0 of any register specification is set and the FR bit in the
786 * Status register equals zero, since the register numbers specify an
787 * even-odd pair of adjacent coprocessor general registers. When the FR bit
788 * in the Status register equals one, both even and odd register numbers
789 * are valid. This limitation exists only for 64 bit wide (d,l,ps) registers.
791 * Multiple 64 bit wide registers can be checked by calling
792 * gen_op_cp1_registers(freg1 | freg2 | ... | fregN);
794 void check_cp1_registers(DisasContext *ctx, int regs)
796 if (unlikely(!(ctx->hflags & MIPS_HFLAG_F64) && (regs & 1)))
797 generate_exception(ctx, EXCP_RI);
800 /* This code generates a "reserved instruction" exception if the
801 CPU does not support the instruction set corresponding to flags. */
802 static always_inline void check_insn(CPUState *env, DisasContext *ctx, int flags)
804 if (unlikely(!(env->insn_flags & flags)))
805 generate_exception(ctx, EXCP_RI);
808 /* This code generates a "reserved instruction" exception if 64-bit
809 instructions are not enabled. */
810 static always_inline void check_mips_64(DisasContext *ctx)
812 if (unlikely(!(ctx->hflags & MIPS_HFLAG_64)))
813 generate_exception(ctx, EXCP_RI);
816 #if defined(CONFIG_USER_ONLY)
817 #define op_ldst(name) gen_op_##name##_raw()
818 #define OP_LD_TABLE(width)
819 #define OP_ST_TABLE(width)
821 #define op_ldst(name) (*gen_op_##name[ctx->mem_idx])()
822 #define OP_LD_TABLE(width) \
823 static GenOpFunc *gen_op_l##width[] = { \
824 &gen_op_l##width##_kernel, \
825 &gen_op_l##width##_super, \
826 &gen_op_l##width##_user, \
828 #define OP_ST_TABLE(width) \
829 static GenOpFunc *gen_op_s##width[] = { \
830 &gen_op_s##width##_kernel, \
831 &gen_op_s##width##_super, \
832 &gen_op_s##width##_user, \
836 #if defined(TARGET_MIPS64)
869 static void gen_ldst (DisasContext *ctx, uint32_t opc, int rt,
870 int base, int16_t offset)
872 const char *opn = "ldst";
875 GEN_LOAD_IMM_TN(T0, offset);
876 } else if (offset == 0) {
877 gen_op_load_gpr_T0(base);
879 gen_op_load_gpr_T0(base);
880 gen_op_set_T1(offset);
883 /* Don't do NOP if destination is zero: we must perform the actual
886 #if defined(TARGET_MIPS64)
889 GEN_STORE_T0_REG(rt);
894 GEN_STORE_T0_REG(rt);
899 GEN_STORE_T0_REG(rt);
908 save_cpu_state(ctx, 1);
911 GEN_STORE_T0_REG(rt);
917 GEN_STORE_T1_REG(rt);
928 GEN_STORE_T1_REG(rt);
939 GEN_STORE_T0_REG(rt);
949 GEN_STORE_T0_REG(rt);
959 GEN_STORE_T0_REG(rt);
964 GEN_STORE_T0_REG(rt);
974 GEN_STORE_T0_REG(rt);
980 GEN_STORE_T1_REG(rt);
991 GEN_STORE_T1_REG(rt);
1001 GEN_STORE_T0_REG(rt);
1005 save_cpu_state(ctx, 1);
1006 GEN_LOAD_REG_T1(rt);
1008 GEN_STORE_T0_REG(rt);
1013 generate_exception(ctx, EXCP_RI);
1016 MIPS_DEBUG("%s %s, %d(%s)", opn, regnames[rt], offset, regnames[base]);
1019 /* Load and store */
1020 static void gen_flt_ldst (DisasContext *ctx, uint32_t opc, int ft,
1021 int base, int16_t offset)
1023 const char *opn = "flt_ldst";
1026 GEN_LOAD_IMM_TN(T0, offset);
1027 } else if (offset == 0) {
1028 gen_op_load_gpr_T0(base);
1030 gen_op_load_gpr_T0(base);
1031 gen_op_set_T1(offset);
1034 /* Don't do NOP if destination is zero: we must perform the actual
1039 GEN_STORE_FTN_FREG(ft, WT0);
1043 GEN_LOAD_FREG_FTN(WT0, ft);
1049 GEN_STORE_FTN_FREG(ft, DT0);
1053 GEN_LOAD_FREG_FTN(DT0, ft);
1059 generate_exception(ctx, EXCP_RI);
1062 MIPS_DEBUG("%s %s, %d(%s)", opn, fregnames[ft], offset, regnames[base]);
1065 /* Arithmetic with immediate operand */
1066 static void gen_arith_imm (CPUState *env, DisasContext *ctx, uint32_t opc,
1067 int rt, int rs, int16_t imm)
1070 const char *opn = "imm arith";
1072 if (rt == 0 && opc != OPC_ADDI && opc != OPC_DADDI) {
1073 /* If no destination, treat it as a NOP.
1074 For addi, we must generate the overflow exception when needed. */
1078 uimm = (uint16_t)imm;
1082 #if defined(TARGET_MIPS64)
1088 uimm = (target_long)imm; /* Sign extend to 32/64 bits */
1093 GEN_LOAD_REG_T0(rs);
1094 GEN_LOAD_IMM_TN(T1, uimm);
1097 GEN_LOAD_IMM_TN(T0, imm << 16);
1102 #if defined(TARGET_MIPS64)
1111 GEN_LOAD_REG_T0(rs);
1112 GEN_LOAD_IMM_TN(T1, uimm);
1117 save_cpu_state(ctx, 1);
1125 #if defined(TARGET_MIPS64)
1127 save_cpu_state(ctx, 1);
1168 switch ((ctx->opcode >> 21) & 0x1f) {
1174 /* rotr is decoded as srl on non-R2 CPUs */
1175 if (env->insn_flags & ISA_MIPS32R2) {
1184 MIPS_INVAL("invalid srl flag");
1185 generate_exception(ctx, EXCP_RI);
1189 #if defined(TARGET_MIPS64)
1199 switch ((ctx->opcode >> 21) & 0x1f) {
1205 /* drotr is decoded as dsrl on non-R2 CPUs */
1206 if (env->insn_flags & ISA_MIPS32R2) {
1215 MIPS_INVAL("invalid dsrl flag");
1216 generate_exception(ctx, EXCP_RI);
1229 switch ((ctx->opcode >> 21) & 0x1f) {
1235 /* drotr32 is decoded as dsrl32 on non-R2 CPUs */
1236 if (env->insn_flags & ISA_MIPS32R2) {
1245 MIPS_INVAL("invalid dsrl32 flag");
1246 generate_exception(ctx, EXCP_RI);
1253 generate_exception(ctx, EXCP_RI);
1256 GEN_STORE_T0_REG(rt);
1257 MIPS_DEBUG("%s %s, %s, " TARGET_FMT_lx, opn, regnames[rt], regnames[rs], uimm);
1261 static void gen_arith (CPUState *env, DisasContext *ctx, uint32_t opc,
1262 int rd, int rs, int rt)
1264 const char *opn = "arith";
1266 if (rd == 0 && opc != OPC_ADD && opc != OPC_SUB
1267 && opc != OPC_DADD && opc != OPC_DSUB) {
1268 /* If no destination, treat it as a NOP.
1269 For add & sub, we must generate the overflow exception when needed. */
1273 GEN_LOAD_REG_T0(rs);
1274 /* Specialcase the conventional move operation. */
1275 if (rt == 0 && (opc == OPC_ADDU || opc == OPC_DADDU
1276 || opc == OPC_SUBU || opc == OPC_DSUBU)) {
1277 GEN_STORE_T0_REG(rd);
1280 GEN_LOAD_REG_T1(rt);
1283 save_cpu_state(ctx, 1);
1292 save_cpu_state(ctx, 1);
1300 #if defined(TARGET_MIPS64)
1302 save_cpu_state(ctx, 1);
1311 save_cpu_state(ctx, 1);
1365 switch ((ctx->opcode >> 6) & 0x1f) {
1371 /* rotrv is decoded as srlv on non-R2 CPUs */
1372 if (env->insn_flags & ISA_MIPS32R2) {
1381 MIPS_INVAL("invalid srlv flag");
1382 generate_exception(ctx, EXCP_RI);
1386 #if defined(TARGET_MIPS64)
1396 switch ((ctx->opcode >> 6) & 0x1f) {
1402 /* drotrv is decoded as dsrlv on non-R2 CPUs */
1403 if (env->insn_flags & ISA_MIPS32R2) {
1412 MIPS_INVAL("invalid dsrlv flag");
1413 generate_exception(ctx, EXCP_RI);
1420 generate_exception(ctx, EXCP_RI);
1423 GEN_STORE_T0_REG(rd);
1425 MIPS_DEBUG("%s %s, %s, %s", opn, regnames[rd], regnames[rs], regnames[rt]);
1428 /* Arithmetic on HI/LO registers */
1429 static void gen_HILO (DisasContext *ctx, uint32_t opc, int reg)
1431 const char *opn = "hilo";
1433 if (reg == 0 && (opc == OPC_MFHI || opc == OPC_MFLO)) {
1441 GEN_STORE_T0_REG(reg);
1446 GEN_STORE_T0_REG(reg);
1450 GEN_LOAD_REG_T0(reg);
1455 GEN_LOAD_REG_T0(reg);
1461 generate_exception(ctx, EXCP_RI);
1464 MIPS_DEBUG("%s %s", opn, regnames[reg]);
1467 static void gen_muldiv (DisasContext *ctx, uint32_t opc,
1470 const char *opn = "mul/div";
1472 GEN_LOAD_REG_T0(rs);
1473 GEN_LOAD_REG_T1(rt);
1491 #if defined(TARGET_MIPS64)
1527 generate_exception(ctx, EXCP_RI);
1530 MIPS_DEBUG("%s %s %s", opn, regnames[rs], regnames[rt]);
1533 static void gen_cl (DisasContext *ctx, uint32_t opc,
1536 const char *opn = "CLx";
1542 GEN_LOAD_REG_T0(rs);
1552 #if defined(TARGET_MIPS64)
1564 generate_exception(ctx, EXCP_RI);
1567 gen_op_store_T0_gpr(rd);
1568 MIPS_DEBUG("%s %s, %s", opn, regnames[rd], regnames[rs]);
1572 static void gen_trap (DisasContext *ctx, uint32_t opc,
1573 int rs, int rt, int16_t imm)
1578 /* Load needed operands */
1586 /* Compare two registers */
1588 GEN_LOAD_REG_T0(rs);
1589 GEN_LOAD_REG_T1(rt);
1599 /* Compare register to immediate */
1600 if (rs != 0 || imm != 0) {
1601 GEN_LOAD_REG_T0(rs);
1602 GEN_LOAD_IMM_TN(T1, (int32_t)imm);
1609 case OPC_TEQ: /* rs == rs */
1610 case OPC_TEQI: /* r0 == 0 */
1611 case OPC_TGE: /* rs >= rs */
1612 case OPC_TGEI: /* r0 >= 0 */
1613 case OPC_TGEU: /* rs >= rs unsigned */
1614 case OPC_TGEIU: /* r0 >= 0 unsigned */
1618 case OPC_TLT: /* rs < rs */
1619 case OPC_TLTI: /* r0 < 0 */
1620 case OPC_TLTU: /* rs < rs unsigned */
1621 case OPC_TLTIU: /* r0 < 0 unsigned */
1622 case OPC_TNE: /* rs != rs */
1623 case OPC_TNEI: /* r0 != 0 */
1624 /* Never trap: treat as NOP. */
1628 generate_exception(ctx, EXCP_RI);
1659 generate_exception(ctx, EXCP_RI);
1663 save_cpu_state(ctx, 1);
1665 ctx->bstate = BS_STOP;
1668 static always_inline void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest)
1670 TranslationBlock *tb;
1672 if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) {
1674 gen_op_goto_tb0(TBPARAM(tb));
1676 gen_op_goto_tb1(TBPARAM(tb));
1678 gen_op_set_T0((long)tb + n);
1686 /* Branches (before delay slot) */
1687 static void gen_compute_branch (DisasContext *ctx, uint32_t opc,
1688 int rs, int rt, int32_t offset)
1690 target_ulong btarget = -1;
1694 if (ctx->hflags & MIPS_HFLAG_BMASK) {
1695 #ifdef MIPS_DEBUG_DISAS
1696 if (loglevel & CPU_LOG_TB_IN_ASM) {
1698 "Branch in delay slot at PC 0x" TARGET_FMT_lx "\n",
1702 generate_exception(ctx, EXCP_RI);
1706 /* Load needed operands */
1712 /* Compare two registers */
1714 GEN_LOAD_REG_T0(rs);
1715 GEN_LOAD_REG_T1(rt);
1718 btarget = ctx->pc + 4 + offset;
1732 /* Compare to zero */
1734 gen_op_load_gpr_T0(rs);
1737 btarget = ctx->pc + 4 + offset;
1741 /* Jump to immediate */
1742 btarget = ((ctx->pc + 4) & (int32_t)0xF0000000) | (uint32_t)offset;
1746 /* Jump to register */
1747 if (offset != 0 && offset != 16) {
1748 /* Hint = 0 is JR/JALR, hint 16 is JR.HB/JALR.HB, the
1749 others are reserved. */
1750 MIPS_INVAL("jump hint");
1751 generate_exception(ctx, EXCP_RI);
1754 GEN_LOAD_REG_T2(rs);
1757 MIPS_INVAL("branch/jump");
1758 generate_exception(ctx, EXCP_RI);
1762 /* No condition to be computed */
1764 case OPC_BEQ: /* rx == rx */
1765 case OPC_BEQL: /* rx == rx likely */
1766 case OPC_BGEZ: /* 0 >= 0 */
1767 case OPC_BGEZL: /* 0 >= 0 likely */
1768 case OPC_BLEZ: /* 0 <= 0 */
1769 case OPC_BLEZL: /* 0 <= 0 likely */
1771 ctx->hflags |= MIPS_HFLAG_B;
1772 MIPS_DEBUG("balways");
1774 case OPC_BGEZAL: /* 0 >= 0 */
1775 case OPC_BGEZALL: /* 0 >= 0 likely */
1776 /* Always take and link */
1778 ctx->hflags |= MIPS_HFLAG_B;
1779 MIPS_DEBUG("balways and link");
1781 case OPC_BNE: /* rx != rx */
1782 case OPC_BGTZ: /* 0 > 0 */
1783 case OPC_BLTZ: /* 0 < 0 */
1785 MIPS_DEBUG("bnever (NOP)");
1787 case OPC_BLTZAL: /* 0 < 0 */
1788 GEN_LOAD_IMM_TN(T0, ctx->pc + 8);
1789 gen_op_store_T0_gpr(31);
1790 MIPS_DEBUG("bnever and link");
1792 case OPC_BLTZALL: /* 0 < 0 likely */
1793 GEN_LOAD_IMM_TN(T0, ctx->pc + 8);
1794 gen_op_store_T0_gpr(31);
1795 /* Skip the instruction in the delay slot */
1796 MIPS_DEBUG("bnever, link and skip");
1799 case OPC_BNEL: /* rx != rx likely */
1800 case OPC_BGTZL: /* 0 > 0 likely */
1801 case OPC_BLTZL: /* 0 < 0 likely */
1802 /* Skip the instruction in the delay slot */
1803 MIPS_DEBUG("bnever and skip");
1807 ctx->hflags |= MIPS_HFLAG_B;
1808 MIPS_DEBUG("j " TARGET_FMT_lx, btarget);
1812 ctx->hflags |= MIPS_HFLAG_B;
1813 MIPS_DEBUG("jal " TARGET_FMT_lx, btarget);
1816 ctx->hflags |= MIPS_HFLAG_BR;
1817 MIPS_DEBUG("jr %s", regnames[rs]);
1821 ctx->hflags |= MIPS_HFLAG_BR;
1822 MIPS_DEBUG("jalr %s, %s", regnames[rt], regnames[rs]);
1825 MIPS_INVAL("branch/jump");
1826 generate_exception(ctx, EXCP_RI);
1833 MIPS_DEBUG("beq %s, %s, " TARGET_FMT_lx,
1834 regnames[rs], regnames[rt], btarget);
1838 MIPS_DEBUG("beql %s, %s, " TARGET_FMT_lx,
1839 regnames[rs], regnames[rt], btarget);
1843 MIPS_DEBUG("bne %s, %s, " TARGET_FMT_lx,
1844 regnames[rs], regnames[rt], btarget);
1848 MIPS_DEBUG("bnel %s, %s, " TARGET_FMT_lx,
1849 regnames[rs], regnames[rt], btarget);
1853 MIPS_DEBUG("bgez %s, " TARGET_FMT_lx, regnames[rs], btarget);
1857 MIPS_DEBUG("bgezl %s, " TARGET_FMT_lx, regnames[rs], btarget);
1861 MIPS_DEBUG("bgezal %s, " TARGET_FMT_lx, regnames[rs], btarget);
1867 MIPS_DEBUG("bgezall %s, " TARGET_FMT_lx, regnames[rs], btarget);
1871 MIPS_DEBUG("bgtz %s, " TARGET_FMT_lx, regnames[rs], btarget);
1875 MIPS_DEBUG("bgtzl %s, " TARGET_FMT_lx, regnames[rs], btarget);
1879 MIPS_DEBUG("blez %s, " TARGET_FMT_lx, regnames[rs], btarget);
1883 MIPS_DEBUG("blezl %s, " TARGET_FMT_lx, regnames[rs], btarget);
1887 MIPS_DEBUG("bltz %s, " TARGET_FMT_lx, regnames[rs], btarget);
1891 MIPS_DEBUG("bltzl %s, " TARGET_FMT_lx, regnames[rs], btarget);
1896 MIPS_DEBUG("bltzal %s, " TARGET_FMT_lx, regnames[rs], btarget);
1898 ctx->hflags |= MIPS_HFLAG_BC;
1904 MIPS_DEBUG("bltzall %s, " TARGET_FMT_lx, regnames[rs], btarget);
1906 ctx->hflags |= MIPS_HFLAG_BL;
1908 gen_op_save_bcond();
1911 MIPS_INVAL("conditional branch/jump");
1912 generate_exception(ctx, EXCP_RI);
1916 MIPS_DEBUG("enter ds: link %d cond %02x target " TARGET_FMT_lx,
1917 blink, ctx->hflags, btarget);
1919 ctx->btarget = btarget;
1921 GEN_LOAD_IMM_TN(T0, ctx->pc + 8);
1922 gen_op_store_T0_gpr(blink);
1926 /* special3 bitfield operations */
1927 static void gen_bitops (DisasContext *ctx, uint32_t opc, int rt,
1928 int rs, int lsb, int msb)
1930 GEN_LOAD_REG_T1(rs);
1935 gen_op_ext(lsb, msb + 1);
1937 #if defined(TARGET_MIPS64)
1941 gen_op_dext(lsb, msb + 1 + 32);
1946 gen_op_dext(lsb + 32, msb + 1);
1951 gen_op_dext(lsb, msb + 1);
1957 GEN_LOAD_REG_T0(rt);
1958 gen_op_ins(lsb, msb - lsb + 1);
1960 #if defined(TARGET_MIPS64)
1964 GEN_LOAD_REG_T0(rt);
1965 gen_op_dins(lsb, msb - lsb + 1 + 32);
1970 GEN_LOAD_REG_T0(rt);
1971 gen_op_dins(lsb + 32, msb - lsb + 1);
1976 GEN_LOAD_REG_T0(rt);
1977 gen_op_dins(lsb, msb - lsb + 1);
1982 MIPS_INVAL("bitops");
1983 generate_exception(ctx, EXCP_RI);
1986 GEN_STORE_T0_REG(rt);
1989 /* CP0 (MMU and control) */
1990 static void gen_mfc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
1992 const char *rn = "invalid";
1995 check_insn(env, ctx, ISA_MIPS32);
2001 gen_op_mfc0_index();
2005 check_insn(env, ctx, ASE_MT);
2006 gen_op_mfc0_mvpcontrol();
2010 check_insn(env, ctx, ASE_MT);
2011 gen_op_mfc0_mvpconf0();
2015 check_insn(env, ctx, ASE_MT);
2016 gen_op_mfc0_mvpconf1();
2026 gen_op_mfc0_random();
2030 check_insn(env, ctx, ASE_MT);
2031 gen_op_mfc0_vpecontrol();
2035 check_insn(env, ctx, ASE_MT);
2036 gen_op_mfc0_vpeconf0();
2040 check_insn(env, ctx, ASE_MT);
2041 gen_op_mfc0_vpeconf1();
2045 check_insn(env, ctx, ASE_MT);
2046 gen_op_mfc0_yqmask();
2050 check_insn(env, ctx, ASE_MT);
2051 gen_op_mfc0_vpeschedule();
2055 check_insn(env, ctx, ASE_MT);
2056 gen_op_mfc0_vpeschefback();
2057 rn = "VPEScheFBack";
2060 check_insn(env, ctx, ASE_MT);
2061 gen_op_mfc0_vpeopt();
2071 gen_op_mfc0_entrylo0();
2075 check_insn(env, ctx, ASE_MT);
2076 gen_op_mfc0_tcstatus();
2080 check_insn(env, ctx, ASE_MT);
2081 gen_op_mfc0_tcbind();
2085 check_insn(env, ctx, ASE_MT);
2086 gen_op_mfc0_tcrestart();
2090 check_insn(env, ctx, ASE_MT);
2091 gen_op_mfc0_tchalt();
2095 check_insn(env, ctx, ASE_MT);
2096 gen_op_mfc0_tccontext();
2100 check_insn(env, ctx, ASE_MT);
2101 gen_op_mfc0_tcschedule();
2105 check_insn(env, ctx, ASE_MT);
2106 gen_op_mfc0_tcschefback();
2116 gen_op_mfc0_entrylo1();
2126 gen_op_mfc0_context();
2130 // gen_op_mfc0_contextconfig(); /* SmartMIPS ASE */
2131 rn = "ContextConfig";
2140 gen_op_mfc0_pagemask();
2144 check_insn(env, ctx, ISA_MIPS32R2);
2145 gen_op_mfc0_pagegrain();
2155 gen_op_mfc0_wired();
2159 check_insn(env, ctx, ISA_MIPS32R2);
2160 gen_op_mfc0_srsconf0();
2164 check_insn(env, ctx, ISA_MIPS32R2);
2165 gen_op_mfc0_srsconf1();
2169 check_insn(env, ctx, ISA_MIPS32R2);
2170 gen_op_mfc0_srsconf2();
2174 check_insn(env, ctx, ISA_MIPS32R2);
2175 gen_op_mfc0_srsconf3();
2179 check_insn(env, ctx, ISA_MIPS32R2);
2180 gen_op_mfc0_srsconf4();
2190 check_insn(env, ctx, ISA_MIPS32R2);
2191 gen_op_mfc0_hwrena();
2201 gen_op_mfc0_badvaddr();
2211 gen_op_mfc0_count();
2214 /* 6,7 are implementation dependent */
2222 gen_op_mfc0_entryhi();
2232 gen_op_mfc0_compare();
2235 /* 6,7 are implementation dependent */
2243 gen_op_mfc0_status();
2247 check_insn(env, ctx, ISA_MIPS32R2);
2248 gen_op_mfc0_intctl();
2252 check_insn(env, ctx, ISA_MIPS32R2);
2253 gen_op_mfc0_srsctl();
2257 check_insn(env, ctx, ISA_MIPS32R2);
2258 gen_op_mfc0_srsmap();
2268 gen_op_mfc0_cause();
2292 check_insn(env, ctx, ISA_MIPS32R2);
2293 gen_op_mfc0_ebase();
2303 gen_op_mfc0_config0();
2307 gen_op_mfc0_config1();
2311 gen_op_mfc0_config2();
2315 gen_op_mfc0_config3();
2318 /* 4,5 are reserved */
2319 /* 6,7 are implementation dependent */
2321 gen_op_mfc0_config6();
2325 gen_op_mfc0_config7();
2335 gen_op_mfc0_lladdr();
2345 gen_op_mfc0_watchlo(sel);
2355 gen_op_mfc0_watchhi(sel);
2365 #if defined(TARGET_MIPS64)
2366 check_insn(env, ctx, ISA_MIPS3);
2367 gen_op_mfc0_xcontext();
2376 /* Officially reserved, but sel 0 is used for R1x000 framemask */
2379 gen_op_mfc0_framemask();
2388 rn = "'Diagnostic"; /* implementation dependent */
2393 gen_op_mfc0_debug(); /* EJTAG support */
2397 // gen_op_mfc0_tracecontrol(); /* PDtrace support */
2398 rn = "TraceControl";
2401 // gen_op_mfc0_tracecontrol2(); /* PDtrace support */
2402 rn = "TraceControl2";
2405 // gen_op_mfc0_usertracedata(); /* PDtrace support */
2406 rn = "UserTraceData";
2409 // gen_op_mfc0_debug(); /* PDtrace support */
2419 gen_op_mfc0_depc(); /* EJTAG support */
2429 gen_op_mfc0_performance0();
2430 rn = "Performance0";
2433 // gen_op_mfc0_performance1();
2434 rn = "Performance1";
2437 // gen_op_mfc0_performance2();
2438 rn = "Performance2";
2441 // gen_op_mfc0_performance3();
2442 rn = "Performance3";
2445 // gen_op_mfc0_performance4();
2446 rn = "Performance4";
2449 // gen_op_mfc0_performance5();
2450 rn = "Performance5";
2453 // gen_op_mfc0_performance6();
2454 rn = "Performance6";
2457 // gen_op_mfc0_performance7();
2458 rn = "Performance7";
2483 gen_op_mfc0_taglo();
2490 gen_op_mfc0_datalo();
2503 gen_op_mfc0_taghi();
2510 gen_op_mfc0_datahi();
2520 gen_op_mfc0_errorepc();
2530 gen_op_mfc0_desave(); /* EJTAG support */
2540 #if defined MIPS_DEBUG_DISAS
2541 if (loglevel & CPU_LOG_TB_IN_ASM) {
2542 fprintf(logfile, "mfc0 %s (reg %d sel %d)\n",
2549 #if defined MIPS_DEBUG_DISAS
2550 if (loglevel & CPU_LOG_TB_IN_ASM) {
2551 fprintf(logfile, "mfc0 %s (reg %d sel %d)\n",
2555 generate_exception(ctx, EXCP_RI);
2558 static void gen_mtc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
2560 const char *rn = "invalid";
2563 check_insn(env, ctx, ISA_MIPS32);
2569 gen_op_mtc0_index();
2573 check_insn(env, ctx, ASE_MT);
2574 gen_op_mtc0_mvpcontrol();
2578 check_insn(env, ctx, ASE_MT);
2583 check_insn(env, ctx, ASE_MT);
2598 check_insn(env, ctx, ASE_MT);
2599 gen_op_mtc0_vpecontrol();
2603 check_insn(env, ctx, ASE_MT);
2604 gen_op_mtc0_vpeconf0();
2608 check_insn(env, ctx, ASE_MT);
2609 gen_op_mtc0_vpeconf1();
2613 check_insn(env, ctx, ASE_MT);
2614 gen_op_mtc0_yqmask();
2618 check_insn(env, ctx, ASE_MT);
2619 gen_op_mtc0_vpeschedule();
2623 check_insn(env, ctx, ASE_MT);
2624 gen_op_mtc0_vpeschefback();
2625 rn = "VPEScheFBack";
2628 check_insn(env, ctx, ASE_MT);
2629 gen_op_mtc0_vpeopt();
2639 gen_op_mtc0_entrylo0();
2643 check_insn(env, ctx, ASE_MT);
2644 gen_op_mtc0_tcstatus();
2648 check_insn(env, ctx, ASE_MT);
2649 gen_op_mtc0_tcbind();
2653 check_insn(env, ctx, ASE_MT);
2654 gen_op_mtc0_tcrestart();
2658 check_insn(env, ctx, ASE_MT);
2659 gen_op_mtc0_tchalt();
2663 check_insn(env, ctx, ASE_MT);
2664 gen_op_mtc0_tccontext();
2668 check_insn(env, ctx, ASE_MT);
2669 gen_op_mtc0_tcschedule();
2673 check_insn(env, ctx, ASE_MT);
2674 gen_op_mtc0_tcschefback();
2684 gen_op_mtc0_entrylo1();
2694 gen_op_mtc0_context();
2698 // gen_op_mtc0_contextconfig(); /* SmartMIPS ASE */
2699 rn = "ContextConfig";
2708 gen_op_mtc0_pagemask();
2712 check_insn(env, ctx, ISA_MIPS32R2);
2713 gen_op_mtc0_pagegrain();
2723 gen_op_mtc0_wired();
2727 check_insn(env, ctx, ISA_MIPS32R2);
2728 gen_op_mtc0_srsconf0();
2732 check_insn(env, ctx, ISA_MIPS32R2);
2733 gen_op_mtc0_srsconf1();
2737 check_insn(env, ctx, ISA_MIPS32R2);
2738 gen_op_mtc0_srsconf2();
2742 check_insn(env, ctx, ISA_MIPS32R2);
2743 gen_op_mtc0_srsconf3();
2747 check_insn(env, ctx, ISA_MIPS32R2);
2748 gen_op_mtc0_srsconf4();
2758 check_insn(env, ctx, ISA_MIPS32R2);
2759 gen_op_mtc0_hwrena();
2773 gen_op_mtc0_count();
2776 /* 6,7 are implementation dependent */
2780 /* Stop translation as we may have switched the execution mode */
2781 ctx->bstate = BS_STOP;
2786 gen_op_mtc0_entryhi();
2796 gen_op_mtc0_compare();
2799 /* 6,7 are implementation dependent */
2803 /* Stop translation as we may have switched the execution mode */
2804 ctx->bstate = BS_STOP;
2809 gen_op_mtc0_status();
2810 /* BS_STOP isn't good enough here, hflags may have changed. */
2811 gen_save_pc(ctx->pc + 4);
2812 ctx->bstate = BS_EXCP;
2816 check_insn(env, ctx, ISA_MIPS32R2);
2817 gen_op_mtc0_intctl();
2818 /* Stop translation as we may have switched the execution mode */
2819 ctx->bstate = BS_STOP;
2823 check_insn(env, ctx, ISA_MIPS32R2);
2824 gen_op_mtc0_srsctl();
2825 /* Stop translation as we may have switched the execution mode */
2826 ctx->bstate = BS_STOP;
2830 check_insn(env, ctx, ISA_MIPS32R2);
2831 gen_op_mtc0_srsmap();
2832 /* Stop translation as we may have switched the execution mode */
2833 ctx->bstate = BS_STOP;
2843 gen_op_mtc0_cause();
2849 /* Stop translation as we may have switched the execution mode */
2850 ctx->bstate = BS_STOP;
2869 check_insn(env, ctx, ISA_MIPS32R2);
2870 gen_op_mtc0_ebase();
2880 gen_op_mtc0_config0();
2882 /* Stop translation as we may have switched the execution mode */
2883 ctx->bstate = BS_STOP;
2886 /* ignored, read only */
2890 gen_op_mtc0_config2();
2892 /* Stop translation as we may have switched the execution mode */
2893 ctx->bstate = BS_STOP;
2896 /* ignored, read only */
2899 /* 4,5 are reserved */
2900 /* 6,7 are implementation dependent */
2910 rn = "Invalid config selector";
2927 gen_op_mtc0_watchlo(sel);
2937 gen_op_mtc0_watchhi(sel);
2947 #if defined(TARGET_MIPS64)
2948 check_insn(env, ctx, ISA_MIPS3);
2949 gen_op_mtc0_xcontext();
2958 /* Officially reserved, but sel 0 is used for R1x000 framemask */
2961 gen_op_mtc0_framemask();
2970 rn = "Diagnostic"; /* implementation dependent */
2975 gen_op_mtc0_debug(); /* EJTAG support */
2976 /* BS_STOP isn't good enough here, hflags may have changed. */
2977 gen_save_pc(ctx->pc + 4);
2978 ctx->bstate = BS_EXCP;
2982 // gen_op_mtc0_tracecontrol(); /* PDtrace support */
2983 rn = "TraceControl";
2984 /* Stop translation as we may have switched the execution mode */
2985 ctx->bstate = BS_STOP;
2988 // gen_op_mtc0_tracecontrol2(); /* PDtrace support */
2989 rn = "TraceControl2";
2990 /* Stop translation as we may have switched the execution mode */
2991 ctx->bstate = BS_STOP;
2994 /* Stop translation as we may have switched the execution mode */
2995 ctx->bstate = BS_STOP;
2996 // gen_op_mtc0_usertracedata(); /* PDtrace support */
2997 rn = "UserTraceData";
2998 /* Stop translation as we may have switched the execution mode */
2999 ctx->bstate = BS_STOP;
3002 // gen_op_mtc0_debug(); /* PDtrace support */
3003 /* Stop translation as we may have switched the execution mode */
3004 ctx->bstate = BS_STOP;
3014 gen_op_mtc0_depc(); /* EJTAG support */
3024 gen_op_mtc0_performance0();
3025 rn = "Performance0";
3028 // gen_op_mtc0_performance1();
3029 rn = "Performance1";
3032 // gen_op_mtc0_performance2();
3033 rn = "Performance2";
3036 // gen_op_mtc0_performance3();
3037 rn = "Performance3";
3040 // gen_op_mtc0_performance4();
3041 rn = "Performance4";
3044 // gen_op_mtc0_performance5();
3045 rn = "Performance5";
3048 // gen_op_mtc0_performance6();
3049 rn = "Performance6";
3052 // gen_op_mtc0_performance7();
3053 rn = "Performance7";
3079 gen_op_mtc0_taglo();
3086 gen_op_mtc0_datalo();
3099 gen_op_mtc0_taghi();
3106 gen_op_mtc0_datahi();
3117 gen_op_mtc0_errorepc();
3127 gen_op_mtc0_desave(); /* EJTAG support */
3133 /* Stop translation as we may have switched the execution mode */
3134 ctx->bstate = BS_STOP;
3139 #if defined MIPS_DEBUG_DISAS
3140 if (loglevel & CPU_LOG_TB_IN_ASM) {
3141 fprintf(logfile, "mtc0 %s (reg %d sel %d)\n",
3148 #if defined MIPS_DEBUG_DISAS
3149 if (loglevel & CPU_LOG_TB_IN_ASM) {
3150 fprintf(logfile, "mtc0 %s (reg %d sel %d)\n",
3154 generate_exception(ctx, EXCP_RI);
3157 #if defined(TARGET_MIPS64)
3158 static void gen_dmfc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
3160 const char *rn = "invalid";
3163 check_insn(env, ctx, ISA_MIPS64);
3169 gen_op_mfc0_index();
3173 check_insn(env, ctx, ASE_MT);
3174 gen_op_mfc0_mvpcontrol();
3178 check_insn(env, ctx, ASE_MT);
3179 gen_op_mfc0_mvpconf0();
3183 check_insn(env, ctx, ASE_MT);
3184 gen_op_mfc0_mvpconf1();
3194 gen_op_mfc0_random();
3198 check_insn(env, ctx, ASE_MT);
3199 gen_op_mfc0_vpecontrol();
3203 check_insn(env, ctx, ASE_MT);
3204 gen_op_mfc0_vpeconf0();
3208 check_insn(env, ctx, ASE_MT);
3209 gen_op_mfc0_vpeconf1();
3213 check_insn(env, ctx, ASE_MT);
3214 gen_op_dmfc0_yqmask();
3218 check_insn(env, ctx, ASE_MT);
3219 gen_op_dmfc0_vpeschedule();
3223 check_insn(env, ctx, ASE_MT);
3224 gen_op_dmfc0_vpeschefback();
3225 rn = "VPEScheFBack";
3228 check_insn(env, ctx, ASE_MT);
3229 gen_op_mfc0_vpeopt();
3239 gen_op_dmfc0_entrylo0();
3243 check_insn(env, ctx, ASE_MT);
3244 gen_op_mfc0_tcstatus();
3248 check_insn(env, ctx, ASE_MT);
3249 gen_op_mfc0_tcbind();
3253 check_insn(env, ctx, ASE_MT);
3254 gen_op_dmfc0_tcrestart();
3258 check_insn(env, ctx, ASE_MT);
3259 gen_op_dmfc0_tchalt();
3263 check_insn(env, ctx, ASE_MT);
3264 gen_op_dmfc0_tccontext();
3268 check_insn(env, ctx, ASE_MT);
3269 gen_op_dmfc0_tcschedule();
3273 check_insn(env, ctx, ASE_MT);
3274 gen_op_dmfc0_tcschefback();
3284 gen_op_dmfc0_entrylo1();
3294 gen_op_dmfc0_context();
3298 // gen_op_dmfc0_contextconfig(); /* SmartMIPS ASE */
3299 rn = "ContextConfig";
3308 gen_op_mfc0_pagemask();
3312 check_insn(env, ctx, ISA_MIPS32R2);
3313 gen_op_mfc0_pagegrain();
3323 gen_op_mfc0_wired();
3327 check_insn(env, ctx, ISA_MIPS32R2);
3328 gen_op_mfc0_srsconf0();
3332 check_insn(env, ctx, ISA_MIPS32R2);
3333 gen_op_mfc0_srsconf1();
3337 check_insn(env, ctx, ISA_MIPS32R2);
3338 gen_op_mfc0_srsconf2();
3342 check_insn(env, ctx, ISA_MIPS32R2);
3343 gen_op_mfc0_srsconf3();
3347 check_insn(env, ctx, ISA_MIPS32R2);
3348 gen_op_mfc0_srsconf4();
3358 check_insn(env, ctx, ISA_MIPS32R2);
3359 gen_op_mfc0_hwrena();
3369 gen_op_dmfc0_badvaddr();
3379 gen_op_mfc0_count();
3382 /* 6,7 are implementation dependent */
3390 gen_op_dmfc0_entryhi();
3400 gen_op_mfc0_compare();
3403 /* 6,7 are implementation dependent */
3411 gen_op_mfc0_status();
3415 check_insn(env, ctx, ISA_MIPS32R2);
3416 gen_op_mfc0_intctl();
3420 check_insn(env, ctx, ISA_MIPS32R2);
3421 gen_op_mfc0_srsctl();
3425 check_insn(env, ctx, ISA_MIPS32R2);
3426 gen_op_mfc0_srsmap();
3436 gen_op_mfc0_cause();
3460 check_insn(env, ctx, ISA_MIPS32R2);
3461 gen_op_mfc0_ebase();
3471 gen_op_mfc0_config0();
3475 gen_op_mfc0_config1();
3479 gen_op_mfc0_config2();
3483 gen_op_mfc0_config3();
3486 /* 6,7 are implementation dependent */
3494 gen_op_dmfc0_lladdr();
3504 gen_op_dmfc0_watchlo(sel);
3514 gen_op_mfc0_watchhi(sel);
3524 check_insn(env, ctx, ISA_MIPS3);
3525 gen_op_dmfc0_xcontext();
3533 /* Officially reserved, but sel 0 is used for R1x000 framemask */
3536 gen_op_mfc0_framemask();
3545 rn = "'Diagnostic"; /* implementation dependent */
3550 gen_op_mfc0_debug(); /* EJTAG support */
3554 // gen_op_dmfc0_tracecontrol(); /* PDtrace support */
3555 rn = "TraceControl";
3558 // gen_op_dmfc0_tracecontrol2(); /* PDtrace support */
3559 rn = "TraceControl2";
3562 // gen_op_dmfc0_usertracedata(); /* PDtrace support */
3563 rn = "UserTraceData";
3566 // gen_op_dmfc0_debug(); /* PDtrace support */
3576 gen_op_dmfc0_depc(); /* EJTAG support */
3586 gen_op_mfc0_performance0();
3587 rn = "Performance0";
3590 // gen_op_dmfc0_performance1();
3591 rn = "Performance1";
3594 // gen_op_dmfc0_performance2();
3595 rn = "Performance2";
3598 // gen_op_dmfc0_performance3();
3599 rn = "Performance3";
3602 // gen_op_dmfc0_performance4();
3603 rn = "Performance4";
3606 // gen_op_dmfc0_performance5();
3607 rn = "Performance5";
3610 // gen_op_dmfc0_performance6();
3611 rn = "Performance6";
3614 // gen_op_dmfc0_performance7();
3615 rn = "Performance7";
3640 gen_op_mfc0_taglo();
3647 gen_op_mfc0_datalo();
3660 gen_op_mfc0_taghi();
3667 gen_op_mfc0_datahi();
3677 gen_op_dmfc0_errorepc();
3687 gen_op_mfc0_desave(); /* EJTAG support */
3697 #if defined MIPS_DEBUG_DISAS
3698 if (loglevel & CPU_LOG_TB_IN_ASM) {
3699 fprintf(logfile, "dmfc0 %s (reg %d sel %d)\n",
3706 #if defined MIPS_DEBUG_DISAS
3707 if (loglevel & CPU_LOG_TB_IN_ASM) {
3708 fprintf(logfile, "dmfc0 %s (reg %d sel %d)\n",
3712 generate_exception(ctx, EXCP_RI);
3715 static void gen_dmtc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
3717 const char *rn = "invalid";
3720 check_insn(env, ctx, ISA_MIPS64);
3726 gen_op_mtc0_index();
3730 check_insn(env, ctx, ASE_MT);
3731 gen_op_mtc0_mvpcontrol();
3735 check_insn(env, ctx, ASE_MT);
3740 check_insn(env, ctx, ASE_MT);
3755 check_insn(env, ctx, ASE_MT);
3756 gen_op_mtc0_vpecontrol();
3760 check_insn(env, ctx, ASE_MT);
3761 gen_op_mtc0_vpeconf0();
3765 check_insn(env, ctx, ASE_MT);
3766 gen_op_mtc0_vpeconf1();
3770 check_insn(env, ctx, ASE_MT);
3771 gen_op_mtc0_yqmask();
3775 check_insn(env, ctx, ASE_MT);
3776 gen_op_mtc0_vpeschedule();
3780 check_insn(env, ctx, ASE_MT);
3781 gen_op_mtc0_vpeschefback();
3782 rn = "VPEScheFBack";
3785 check_insn(env, ctx, ASE_MT);
3786 gen_op_mtc0_vpeopt();
3796 gen_op_mtc0_entrylo0();
3800 check_insn(env, ctx, ASE_MT);
3801 gen_op_mtc0_tcstatus();
3805 check_insn(env, ctx, ASE_MT);
3806 gen_op_mtc0_tcbind();
3810 check_insn(env, ctx, ASE_MT);
3811 gen_op_mtc0_tcrestart();
3815 check_insn(env, ctx, ASE_MT);
3816 gen_op_mtc0_tchalt();
3820 check_insn(env, ctx, ASE_MT);
3821 gen_op_mtc0_tccontext();
3825 check_insn(env, ctx, ASE_MT);
3826 gen_op_mtc0_tcschedule();
3830 check_insn(env, ctx, ASE_MT);
3831 gen_op_mtc0_tcschefback();
3841 gen_op_mtc0_entrylo1();
3851 gen_op_mtc0_context();
3855 // gen_op_mtc0_contextconfig(); /* SmartMIPS ASE */
3856 rn = "ContextConfig";
3865 gen_op_mtc0_pagemask();
3869 check_insn(env, ctx, ISA_MIPS32R2);
3870 gen_op_mtc0_pagegrain();
3880 gen_op_mtc0_wired();
3884 check_insn(env, ctx, ISA_MIPS32R2);
3885 gen_op_mtc0_srsconf0();
3889 check_insn(env, ctx, ISA_MIPS32R2);
3890 gen_op_mtc0_srsconf1();
3894 check_insn(env, ctx, ISA_MIPS32R2);
3895 gen_op_mtc0_srsconf2();
3899 check_insn(env, ctx, ISA_MIPS32R2);
3900 gen_op_mtc0_srsconf3();
3904 check_insn(env, ctx, ISA_MIPS32R2);
3905 gen_op_mtc0_srsconf4();
3915 check_insn(env, ctx, ISA_MIPS32R2);
3916 gen_op_mtc0_hwrena();
3930 gen_op_mtc0_count();
3933 /* 6,7 are implementation dependent */
3937 /* Stop translation as we may have switched the execution mode */
3938 ctx->bstate = BS_STOP;
3943 gen_op_mtc0_entryhi();
3953 gen_op_mtc0_compare();
3956 /* 6,7 are implementation dependent */
3960 /* Stop translation as we may have switched the execution mode */
3961 ctx->bstate = BS_STOP;
3966 gen_op_mtc0_status();
3967 /* BS_STOP isn't good enough here, hflags may have changed. */
3968 gen_save_pc(ctx->pc + 4);
3969 ctx->bstate = BS_EXCP;
3973 check_insn(env, ctx, ISA_MIPS32R2);
3974 gen_op_mtc0_intctl();
3975 /* Stop translation as we may have switched the execution mode */
3976 ctx->bstate = BS_STOP;
3980 check_insn(env, ctx, ISA_MIPS32R2);
3981 gen_op_mtc0_srsctl();
3982 /* Stop translation as we may have switched the execution mode */
3983 ctx->bstate = BS_STOP;
3987 check_insn(env, ctx, ISA_MIPS32R2);
3988 gen_op_mtc0_srsmap();
3989 /* Stop translation as we may have switched the execution mode */
3990 ctx->bstate = BS_STOP;
4000 gen_op_mtc0_cause();
4006 /* Stop translation as we may have switched the execution mode */
4007 ctx->bstate = BS_STOP;
4026 check_insn(env, ctx, ISA_MIPS32R2);
4027 gen_op_mtc0_ebase();
4037 gen_op_mtc0_config0();
4039 /* Stop translation as we may have switched the execution mode */
4040 ctx->bstate = BS_STOP;
4047 gen_op_mtc0_config2();
4049 /* Stop translation as we may have switched the execution mode */
4050 ctx->bstate = BS_STOP;
4056 /* 6,7 are implementation dependent */
4058 rn = "Invalid config selector";
4075 gen_op_mtc0_watchlo(sel);
4085 gen_op_mtc0_watchhi(sel);
4095 check_insn(env, ctx, ISA_MIPS3);
4096 gen_op_mtc0_xcontext();
4104 /* Officially reserved, but sel 0 is used for R1x000 framemask */
4107 gen_op_mtc0_framemask();
4116 rn = "Diagnostic"; /* implementation dependent */
4121 gen_op_mtc0_debug(); /* EJTAG support */
4122 /* BS_STOP isn't good enough here, hflags may have changed. */
4123 gen_save_pc(ctx->pc + 4);
4124 ctx->bstate = BS_EXCP;
4128 // gen_op_mtc0_tracecontrol(); /* PDtrace support */
4129 /* Stop translation as we may have switched the execution mode */
4130 ctx->bstate = BS_STOP;
4131 rn = "TraceControl";
4134 // gen_op_mtc0_tracecontrol2(); /* PDtrace support */
4135 /* Stop translation as we may have switched the execution mode */
4136 ctx->bstate = BS_STOP;
4137 rn = "TraceControl2";
4140 // gen_op_mtc0_usertracedata(); /* PDtrace support */
4141 /* Stop translation as we may have switched the execution mode */
4142 ctx->bstate = BS_STOP;
4143 rn = "UserTraceData";
4146 // gen_op_mtc0_debug(); /* PDtrace support */
4147 /* Stop translation as we may have switched the execution mode */
4148 ctx->bstate = BS_STOP;
4158 gen_op_mtc0_depc(); /* EJTAG support */
4168 gen_op_mtc0_performance0();
4169 rn = "Performance0";
4172 // gen_op_mtc0_performance1();
4173 rn = "Performance1";
4176 // gen_op_mtc0_performance2();
4177 rn = "Performance2";
4180 // gen_op_mtc0_performance3();
4181 rn = "Performance3";
4184 // gen_op_mtc0_performance4();
4185 rn = "Performance4";
4188 // gen_op_mtc0_performance5();
4189 rn = "Performance5";
4192 // gen_op_mtc0_performance6();
4193 rn = "Performance6";
4196 // gen_op_mtc0_performance7();
4197 rn = "Performance7";
4223 gen_op_mtc0_taglo();
4230 gen_op_mtc0_datalo();
4243 gen_op_mtc0_taghi();
4250 gen_op_mtc0_datahi();
4261 gen_op_mtc0_errorepc();
4271 gen_op_mtc0_desave(); /* EJTAG support */
4277 /* Stop translation as we may have switched the execution mode */
4278 ctx->bstate = BS_STOP;
4283 #if defined MIPS_DEBUG_DISAS
4284 if (loglevel & CPU_LOG_TB_IN_ASM) {
4285 fprintf(logfile, "dmtc0 %s (reg %d sel %d)\n",
4292 #if defined MIPS_DEBUG_DISAS
4293 if (loglevel & CPU_LOG_TB_IN_ASM) {
4294 fprintf(logfile, "dmtc0 %s (reg %d sel %d)\n",
4298 generate_exception(ctx, EXCP_RI);
4300 #endif /* TARGET_MIPS64 */
4302 static void gen_mftr(CPUState *env, DisasContext *ctx, int rt,
4303 int u, int sel, int h)
4305 int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC);
4307 if ((env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) == 0 &&
4308 ((env->CP0_TCBind[other_tc] & (0xf << CP0TCBd_CurVPE)) !=
4309 (env->CP0_TCBind[env->current_tc] & (0xf << CP0TCBd_CurVPE))))
4311 else if ((env->CP0_VPEControl & (0xff << CP0VPECo_TargTC)) >
4312 (env->mvp->CP0_MVPConf0 & (0xff << CP0MVPC0_PTC)))
4319 gen_op_mftc0_tcstatus();
4322 gen_op_mftc0_tcbind();
4325 gen_op_mftc0_tcrestart();
4328 gen_op_mftc0_tchalt();
4331 gen_op_mftc0_tccontext();
4334 gen_op_mftc0_tcschedule();
4337 gen_op_mftc0_tcschefback();
4340 gen_mfc0(env, ctx, rt, sel);
4347 gen_op_mftc0_entryhi();
4350 gen_mfc0(env, ctx, rt, sel);
4356 gen_op_mftc0_status();
4359 gen_mfc0(env, ctx, rt, sel);
4365 gen_op_mftc0_debug();
4368 gen_mfc0(env, ctx, rt, sel);
4373 gen_mfc0(env, ctx, rt, sel);
4375 } else switch (sel) {
4376 /* GPR registers. */
4380 /* Auxiliary CPU registers */
4426 /* Floating point (COP1). */
4428 /* XXX: For now we support only a single FPU context. */
4430 GEN_LOAD_FREG_FTN(WT0, rt);
4433 GEN_LOAD_FREG_FTN(WTH0, rt);
4438 /* XXX: For now we support only a single FPU context. */
4441 /* COP2: Not implemented. */
4448 #if defined MIPS_DEBUG_DISAS
4449 if (loglevel & CPU_LOG_TB_IN_ASM) {
4450 fprintf(logfile, "mftr (reg %d u %d sel %d h %d)\n",
4457 #if defined MIPS_DEBUG_DISAS
4458 if (loglevel & CPU_LOG_TB_IN_ASM) {
4459 fprintf(logfile, "mftr (reg %d u %d sel %d h %d)\n",
4463 generate_exception(ctx, EXCP_RI);
4466 static void gen_mttr(CPUState *env, DisasContext *ctx, int rd,
4467 int u, int sel, int h)
4469 int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC);
4471 if ((env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) == 0 &&
4472 ((env->CP0_TCBind[other_tc] & (0xf << CP0TCBd_CurVPE)) !=
4473 (env->CP0_TCBind[env->current_tc] & (0xf << CP0TCBd_CurVPE))))
4475 else if ((env->CP0_VPEControl & (0xff << CP0VPECo_TargTC)) >
4476 (env->mvp->CP0_MVPConf0 & (0xff << CP0MVPC0_PTC)))
4483 gen_op_mttc0_tcstatus();
4486 gen_op_mttc0_tcbind();
4489 gen_op_mttc0_tcrestart();
4492 gen_op_mttc0_tchalt();
4495 gen_op_mttc0_tccontext();
4498 gen_op_mttc0_tcschedule();
4501 gen_op_mttc0_tcschefback();
4504 gen_mtc0(env, ctx, rd, sel);
4511 gen_op_mttc0_entryhi();
4514 gen_mtc0(env, ctx, rd, sel);
4520 gen_op_mttc0_status();
4523 gen_mtc0(env, ctx, rd, sel);
4529 gen_op_mttc0_debug();
4532 gen_mtc0(env, ctx, rd, sel);
4537 gen_mtc0(env, ctx, rd, sel);
4539 } else switch (sel) {
4540 /* GPR registers. */
4544 /* Auxiliary CPU registers */
4590 /* Floating point (COP1). */
4592 /* XXX: For now we support only a single FPU context. */
4595 GEN_STORE_FTN_FREG(rd, WT0);
4598 GEN_STORE_FTN_FREG(rd, WTH0);
4602 /* XXX: For now we support only a single FPU context. */
4605 /* COP2: Not implemented. */
4612 #if defined MIPS_DEBUG_DISAS
4613 if (loglevel & CPU_LOG_TB_IN_ASM) {
4614 fprintf(logfile, "mttr (reg %d u %d sel %d h %d)\n",
4621 #if defined MIPS_DEBUG_DISAS
4622 if (loglevel & CPU_LOG_TB_IN_ASM) {
4623 fprintf(logfile, "mttr (reg %d u %d sel %d h %d)\n",
4627 generate_exception(ctx, EXCP_RI);
4630 static void gen_cp0 (CPUState *env, DisasContext *ctx, uint32_t opc, int rt, int rd)
4632 const char *opn = "ldst";
4640 gen_mfc0(env, ctx, rd, ctx->opcode & 0x7);
4641 gen_op_store_T0_gpr(rt);
4645 GEN_LOAD_REG_T0(rt);
4646 save_cpu_state(ctx, 1);
4647 gen_mtc0(env, ctx, rd, ctx->opcode & 0x7);
4650 #if defined(TARGET_MIPS64)
4652 check_insn(env, ctx, ISA_MIPS3);
4657 gen_dmfc0(env, ctx, rd, ctx->opcode & 0x7);
4658 gen_op_store_T0_gpr(rt);
4662 check_insn(env, ctx, ISA_MIPS3);
4663 GEN_LOAD_REG_T0(rt);
4664 save_cpu_state(ctx, 1);
4665 gen_dmtc0(env, ctx, rd, ctx->opcode & 0x7);
4670 check_insn(env, ctx, ASE_MT);
4675 gen_mftr(env, ctx, rt, (ctx->opcode >> 5) & 1,
4676 ctx->opcode & 0x7, (ctx->opcode >> 4) & 1);
4677 gen_op_store_T0_gpr(rd);
4681 check_insn(env, ctx, ASE_MT);
4682 GEN_LOAD_REG_T0(rt);
4683 gen_mttr(env, ctx, rd, (ctx->opcode >> 5) & 1,
4684 ctx->opcode & 0x7, (ctx->opcode >> 4) & 1);
4689 if (!env->tlb->do_tlbwi)
4695 if (!env->tlb->do_tlbwr)
4701 if (!env->tlb->do_tlbp)
4707 if (!env->tlb->do_tlbr)
4713 check_insn(env, ctx, ISA_MIPS2);
4714 save_cpu_state(ctx, 1);
4716 ctx->bstate = BS_EXCP;
4720 check_insn(env, ctx, ISA_MIPS32);
4721 if (!(ctx->hflags & MIPS_HFLAG_DM)) {
4723 generate_exception(ctx, EXCP_RI);
4725 save_cpu_state(ctx, 1);
4727 ctx->bstate = BS_EXCP;
4732 check_insn(env, ctx, ISA_MIPS3 | ISA_MIPS32);
4733 /* If we get an exception, we want to restart at next instruction */
4735 save_cpu_state(ctx, 1);
4738 ctx->bstate = BS_EXCP;
4743 generate_exception(ctx, EXCP_RI);
4746 MIPS_DEBUG("%s %s %d", opn, regnames[rt], rd);
4749 /* CP1 Branches (before delay slot) */
4750 static void gen_compute_branch1 (CPUState *env, DisasContext *ctx, uint32_t op,
4751 int32_t cc, int32_t offset)
4753 target_ulong btarget;
4754 const char *opn = "cp1 cond branch";
4757 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
4759 btarget = ctx->pc + 4 + offset;
4778 ctx->hflags |= MIPS_HFLAG_BL;
4780 gen_op_save_bcond();
4783 gen_op_bc1any2f(cc);
4787 gen_op_bc1any2t(cc);
4791 gen_op_bc1any4f(cc);
4795 gen_op_bc1any4t(cc);
4798 ctx->hflags |= MIPS_HFLAG_BC;
4803 generate_exception (ctx, EXCP_RI);
4806 MIPS_DEBUG("%s: cond %02x target " TARGET_FMT_lx, opn,
4807 ctx->hflags, btarget);
4808 ctx->btarget = btarget;
4811 /* Coprocessor 1 (FPU) */
4813 #define FOP(func, fmt) (((fmt) << 21) | (func))
4815 static void gen_cp1 (DisasContext *ctx, uint32_t opc, int rt, int fs)
4817 const char *opn = "cp1 move";
4821 GEN_LOAD_FREG_FTN(WT0, fs);
4823 GEN_STORE_T0_REG(rt);
4827 GEN_LOAD_REG_T0(rt);
4829 GEN_STORE_FTN_FREG(fs, WT0);
4834 GEN_STORE_T0_REG(rt);
4838 GEN_LOAD_REG_T0(rt);
4843 GEN_LOAD_FREG_FTN(DT0, fs);
4845 GEN_STORE_T0_REG(rt);
4849 GEN_LOAD_REG_T0(rt);
4851 GEN_STORE_FTN_FREG(fs, DT0);
4855 GEN_LOAD_FREG_FTN(WTH0, fs);
4857 GEN_STORE_T0_REG(rt);
4861 GEN_LOAD_REG_T0(rt);
4863 GEN_STORE_FTN_FREG(fs, WTH0);
4868 generate_exception (ctx, EXCP_RI);
4871 MIPS_DEBUG("%s %s %s", opn, regnames[rt], fregnames[fs]);
4874 static void gen_movci (DisasContext *ctx, int rd, int rs, int cc, int tf)
4878 GEN_LOAD_REG_T0(rd);
4879 GEN_LOAD_REG_T1(rs);
4881 ccbit = 1 << (24 + cc);
4888 GEN_STORE_T0_REG(rd);
4891 #define GEN_MOVCF(fmt) \
4892 static void glue(gen_movcf_, fmt) (DisasContext *ctx, int cc, int tf) \
4897 ccbit = 1 << (24 + cc); \
4901 glue(gen_op_float_movf_, fmt)(ccbit); \
4903 glue(gen_op_float_movt_, fmt)(ccbit); \
4910 static void gen_farith (DisasContext *ctx, uint32_t op1,
4911 int ft, int fs, int fd, int cc)
4913 const char *opn = "farith";
4914 const char *condnames[] = {
4932 const char *condnames_abs[] = {
4950 enum { BINOP, CMPOP, OTHEROP } optype = OTHEROP;
4951 uint32_t func = ctx->opcode & 0x3f;
4953 switch (ctx->opcode & FOP(0x3f, 0x1f)) {
4955 GEN_LOAD_FREG_FTN(WT0, fs);
4956 GEN_LOAD_FREG_FTN(WT1, ft);
4957 gen_op_float_add_s();
4958 GEN_STORE_FTN_FREG(fd, WT2);
4963 GEN_LOAD_FREG_FTN(WT0, fs);
4964 GEN_LOAD_FREG_FTN(WT1, ft);
4965 gen_op_float_sub_s();
4966 GEN_STORE_FTN_FREG(fd, WT2);
4971 GEN_LOAD_FREG_FTN(WT0, fs);
4972 GEN_LOAD_FREG_FTN(WT1, ft);
4973 gen_op_float_mul_s();
4974 GEN_STORE_FTN_FREG(fd, WT2);
4979 GEN_LOAD_FREG_FTN(WT0, fs);
4980 GEN_LOAD_FREG_FTN(WT1, ft);
4981 gen_op_float_div_s();
4982 GEN_STORE_FTN_FREG(fd, WT2);
4987 GEN_LOAD_FREG_FTN(WT0, fs);
4988 gen_op_float_sqrt_s();
4989 GEN_STORE_FTN_FREG(fd, WT2);
4993 GEN_LOAD_FREG_FTN(WT0, fs);
4994 gen_op_float_abs_s();
4995 GEN_STORE_FTN_FREG(fd, WT2);
4999 GEN_LOAD_FREG_FTN(WT0, fs);
5000 gen_op_float_mov_s();
5001 GEN_STORE_FTN_FREG(fd, WT2);
5005 GEN_LOAD_FREG_FTN(WT0, fs);
5006 gen_op_float_chs_s();
5007 GEN_STORE_FTN_FREG(fd, WT2);
5011 check_cp1_64bitmode(ctx);
5012 GEN_LOAD_FREG_FTN(WT0, fs);
5013 gen_op_float_roundl_s();
5014 GEN_STORE_FTN_FREG(fd, DT2);
5018 check_cp1_64bitmode(ctx);
5019 GEN_LOAD_FREG_FTN(WT0, fs);
5020 gen_op_float_truncl_s();
5021 GEN_STORE_FTN_FREG(fd, DT2);
5025 check_cp1_64bitmode(ctx);
5026 GEN_LOAD_FREG_FTN(WT0, fs);
5027 gen_op_float_ceill_s();
5028 GEN_STORE_FTN_FREG(fd, DT2);
5032 check_cp1_64bitmode(ctx);
5033 GEN_LOAD_FREG_FTN(WT0, fs);
5034 gen_op_float_floorl_s();
5035 GEN_STORE_FTN_FREG(fd, DT2);
5039 GEN_LOAD_FREG_FTN(WT0, fs);
5040 gen_op_float_roundw_s();
5041 GEN_STORE_FTN_FREG(fd, WT2);
5045 GEN_LOAD_FREG_FTN(WT0, fs);
5046 gen_op_float_truncw_s();
5047 GEN_STORE_FTN_FREG(fd, WT2);
5051 GEN_LOAD_FREG_FTN(WT0, fs);
5052 gen_op_float_ceilw_s();
5053 GEN_STORE_FTN_FREG(fd, WT2);
5057 GEN_LOAD_FREG_FTN(WT0, fs);
5058 gen_op_float_floorw_s();
5059 GEN_STORE_FTN_FREG(fd, WT2);
5063 GEN_LOAD_REG_T0(ft);
5064 GEN_LOAD_FREG_FTN(WT0, fs);
5065 GEN_LOAD_FREG_FTN(WT2, fd);
5066 gen_movcf_s(ctx, (ft >> 2) & 0x7, ft & 0x1);
5067 GEN_STORE_FTN_FREG(fd, WT2);
5071 GEN_LOAD_REG_T0(ft);
5072 GEN_LOAD_FREG_FTN(WT0, fs);
5073 GEN_LOAD_FREG_FTN(WT2, fd);
5074 gen_op_float_movz_s();
5075 GEN_STORE_FTN_FREG(fd, WT2);
5079 GEN_LOAD_REG_T0(ft);
5080 GEN_LOAD_FREG_FTN(WT0, fs);
5081 GEN_LOAD_FREG_FTN(WT2, fd);
5082 gen_op_float_movn_s();
5083 GEN_STORE_FTN_FREG(fd, WT2);
5087 GEN_LOAD_FREG_FTN(WT0, fs);
5088 gen_op_float_recip_s();
5089 GEN_STORE_FTN_FREG(fd, WT2);
5093 GEN_LOAD_FREG_FTN(WT0, fs);
5094 gen_op_float_rsqrt_s();
5095 GEN_STORE_FTN_FREG(fd, WT2);
5099 check_cp1_64bitmode(ctx);
5100 GEN_LOAD_FREG_FTN(WT0, fs);
5101 GEN_LOAD_FREG_FTN(WT2, fd);
5102 gen_op_float_recip2_s();
5103 GEN_STORE_FTN_FREG(fd, WT2);
5107 check_cp1_64bitmode(ctx);
5108 GEN_LOAD_FREG_FTN(WT0, fs);
5109 gen_op_float_recip1_s();
5110 GEN_STORE_FTN_FREG(fd, WT2);
5114 check_cp1_64bitmode(ctx);
5115 GEN_LOAD_FREG_FTN(WT0, fs);
5116 gen_op_float_rsqrt1_s();
5117 GEN_STORE_FTN_FREG(fd, WT2);
5121 check_cp1_64bitmode(ctx);
5122 GEN_LOAD_FREG_FTN(WT0, fs);
5123 GEN_LOAD_FREG_FTN(WT2, ft);
5124 gen_op_float_rsqrt2_s();
5125 GEN_STORE_FTN_FREG(fd, WT2);
5129 check_cp1_registers(ctx, fd);
5130 GEN_LOAD_FREG_FTN(WT0, fs);
5131 gen_op_float_cvtd_s();
5132 GEN_STORE_FTN_FREG(fd, DT2);
5136 GEN_LOAD_FREG_FTN(WT0, fs);
5137 gen_op_float_cvtw_s();
5138 GEN_STORE_FTN_FREG(fd, WT2);
5142 check_cp1_64bitmode(ctx);
5143 GEN_LOAD_FREG_FTN(WT0, fs);
5144 gen_op_float_cvtl_s();
5145 GEN_STORE_FTN_FREG(fd, DT2);
5149 check_cp1_64bitmode(ctx);
5150 GEN_LOAD_FREG_FTN(WT1, fs);
5151 GEN_LOAD_FREG_FTN(WT0, ft);
5152 gen_op_float_cvtps_s();
5153 GEN_STORE_FTN_FREG(fd, DT2);
5172 GEN_LOAD_FREG_FTN(WT0, fs);
5173 GEN_LOAD_FREG_FTN(WT1, ft);
5174 if (ctx->opcode & (1 << 6)) {
5175 check_cp1_64bitmode(ctx);
5176 gen_cmpabs_s(func-48, cc);
5177 opn = condnames_abs[func-48];
5179 gen_cmp_s(func-48, cc);
5180 opn = condnames[func-48];
5184 check_cp1_registers(ctx, fs | ft | fd);
5185 GEN_LOAD_FREG_FTN(DT0, fs);
5186 GEN_LOAD_FREG_FTN(DT1, ft);
5187 gen_op_float_add_d();
5188 GEN_STORE_FTN_FREG(fd, DT2);
5193 check_cp1_registers(ctx, fs | ft | fd);
5194 GEN_LOAD_FREG_FTN(DT0, fs);
5195 GEN_LOAD_FREG_FTN(DT1, ft);
5196 gen_op_float_sub_d();
5197 GEN_STORE_FTN_FREG(fd, DT2);
5202 check_cp1_registers(ctx, fs | ft | fd);
5203 GEN_LOAD_FREG_FTN(DT0, fs);
5204 GEN_LOAD_FREG_FTN(DT1, ft);
5205 gen_op_float_mul_d();
5206 GEN_STORE_FTN_FREG(fd, DT2);
5211 check_cp1_registers(ctx, fs | ft | fd);
5212 GEN_LOAD_FREG_FTN(DT0, fs);
5213 GEN_LOAD_FREG_FTN(DT1, ft);
5214 gen_op_float_div_d();
5215 GEN_STORE_FTN_FREG(fd, DT2);
5220 check_cp1_registers(ctx, fs | fd);
5221 GEN_LOAD_FREG_FTN(DT0, fs);
5222 gen_op_float_sqrt_d();
5223 GEN_STORE_FTN_FREG(fd, DT2);
5227 check_cp1_registers(ctx, fs | fd);
5228 GEN_LOAD_FREG_FTN(DT0, fs);
5229 gen_op_float_abs_d();
5230 GEN_STORE_FTN_FREG(fd, DT2);
5234 check_cp1_registers(ctx, fs | fd);
5235 GEN_LOAD_FREG_FTN(DT0, fs);
5236 gen_op_float_mov_d();
5237 GEN_STORE_FTN_FREG(fd, DT2);
5241 check_cp1_registers(ctx, fs | fd);
5242 GEN_LOAD_FREG_FTN(DT0, fs);
5243 gen_op_float_chs_d();
5244 GEN_STORE_FTN_FREG(fd, DT2);
5248 check_cp1_64bitmode(ctx);
5249 GEN_LOAD_FREG_FTN(DT0, fs);
5250 gen_op_float_roundl_d();
5251 GEN_STORE_FTN_FREG(fd, DT2);
5255 check_cp1_64bitmode(ctx);
5256 GEN_LOAD_FREG_FTN(DT0, fs);
5257 gen_op_float_truncl_d();
5258 GEN_STORE_FTN_FREG(fd, DT2);
5262 check_cp1_64bitmode(ctx);
5263 GEN_LOAD_FREG_FTN(DT0, fs);
5264 gen_op_float_ceill_d();
5265 GEN_STORE_FTN_FREG(fd, DT2);
5269 check_cp1_64bitmode(ctx);
5270 GEN_LOAD_FREG_FTN(DT0, fs);
5271 gen_op_float_floorl_d();
5272 GEN_STORE_FTN_FREG(fd, DT2);
5276 check_cp1_registers(ctx, fs);
5277 GEN_LOAD_FREG_FTN(DT0, fs);
5278 gen_op_float_roundw_d();
5279 GEN_STORE_FTN_FREG(fd, WT2);
5283 check_cp1_registers(ctx, fs);
5284 GEN_LOAD_FREG_FTN(DT0, fs);
5285 gen_op_float_truncw_d();
5286 GEN_STORE_FTN_FREG(fd, WT2);
5290 check_cp1_registers(ctx, fs);
5291 GEN_LOAD_FREG_FTN(DT0, fs);
5292 gen_op_float_ceilw_d();
5293 GEN_STORE_FTN_FREG(fd, WT2);
5297 check_cp1_registers(ctx, fs);
5298 GEN_LOAD_FREG_FTN(DT0, fs);
5299 gen_op_float_floorw_d();
5300 GEN_STORE_FTN_FREG(fd, WT2);
5304 GEN_LOAD_REG_T0(ft);
5305 GEN_LOAD_FREG_FTN(DT0, fs);
5306 GEN_LOAD_FREG_FTN(DT2, fd);
5307 gen_movcf_d(ctx, (ft >> 2) & 0x7, ft & 0x1);
5308 GEN_STORE_FTN_FREG(fd, DT2);
5312 GEN_LOAD_REG_T0(ft);
5313 GEN_LOAD_FREG_FTN(DT0, fs);
5314 GEN_LOAD_FREG_FTN(DT2, fd);
5315 gen_op_float_movz_d();
5316 GEN_STORE_FTN_FREG(fd, DT2);
5320 GEN_LOAD_REG_T0(ft);
5321 GEN_LOAD_FREG_FTN(DT0, fs);
5322 GEN_LOAD_FREG_FTN(DT2, fd);
5323 gen_op_float_movn_d();
5324 GEN_STORE_FTN_FREG(fd, DT2);
5328 check_cp1_registers(ctx, fs | fd);
5329 GEN_LOAD_FREG_FTN(DT0, fs);
5330 gen_op_float_recip_d();
5331 GEN_STORE_FTN_FREG(fd, DT2);
5335 check_cp1_registers(ctx, fs | fd);
5336 GEN_LOAD_FREG_FTN(DT0, fs);
5337 gen_op_float_rsqrt_d();
5338 GEN_STORE_FTN_FREG(fd, DT2);
5342 check_cp1_64bitmode(ctx);
5343 GEN_LOAD_FREG_FTN(DT0, fs);
5344 GEN_LOAD_FREG_FTN(DT2, ft);
5345 gen_op_float_recip2_d();
5346 GEN_STORE_FTN_FREG(fd, DT2);
5350 check_cp1_64bitmode(ctx);
5351 GEN_LOAD_FREG_FTN(DT0, fs);
5352 gen_op_float_recip1_d();
5353 GEN_STORE_FTN_FREG(fd, DT2);
5357 check_cp1_64bitmode(ctx);
5358 GEN_LOAD_FREG_FTN(DT0, fs);
5359 gen_op_float_rsqrt1_d();
5360 GEN_STORE_FTN_FREG(fd, DT2);
5364 check_cp1_64bitmode(ctx);
5365 GEN_LOAD_FREG_FTN(DT0, fs);
5366 GEN_LOAD_FREG_FTN(DT2, ft);
5367 gen_op_float_rsqrt2_d();
5368 GEN_STORE_FTN_FREG(fd, DT2);
5387 GEN_LOAD_FREG_FTN(DT0, fs);
5388 GEN_LOAD_FREG_FTN(DT1, ft);
5389 if (ctx->opcode & (1 << 6)) {
5390 check_cp1_64bitmode(ctx);
5391 gen_cmpabs_d(func-48, cc);
5392 opn = condnames_abs[func-48];
5394 check_cp1_registers(ctx, fs | ft);
5395 gen_cmp_d(func-48, cc);
5396 opn = condnames[func-48];
5400 check_cp1_registers(ctx, fs);
5401 GEN_LOAD_FREG_FTN(DT0, fs);
5402 gen_op_float_cvts_d();
5403 GEN_STORE_FTN_FREG(fd, WT2);
5407 check_cp1_registers(ctx, fs);
5408 GEN_LOAD_FREG_FTN(DT0, fs);
5409 gen_op_float_cvtw_d();
5410 GEN_STORE_FTN_FREG(fd, WT2);
5414 check_cp1_64bitmode(ctx);
5415 GEN_LOAD_FREG_FTN(DT0, fs);
5416 gen_op_float_cvtl_d();
5417 GEN_STORE_FTN_FREG(fd, DT2);
5421 GEN_LOAD_FREG_FTN(WT0, fs);
5422 gen_op_float_cvts_w();
5423 GEN_STORE_FTN_FREG(fd, WT2);
5427 check_cp1_registers(ctx, fd);
5428 GEN_LOAD_FREG_FTN(WT0, fs);
5429 gen_op_float_cvtd_w();
5430 GEN_STORE_FTN_FREG(fd, DT2);
5434 check_cp1_64bitmode(ctx);
5435 GEN_LOAD_FREG_FTN(DT0, fs);
5436 gen_op_float_cvts_l();
5437 GEN_STORE_FTN_FREG(fd, WT2);
5441 check_cp1_64bitmode(ctx);
5442 GEN_LOAD_FREG_FTN(DT0, fs);
5443 gen_op_float_cvtd_l();
5444 GEN_STORE_FTN_FREG(fd, DT2);
5448 check_cp1_64bitmode(ctx);
5449 GEN_LOAD_FREG_FTN(WT0, fs);
5450 GEN_LOAD_FREG_FTN(WTH0, fs);
5451 gen_op_float_cvtps_pw();
5452 GEN_STORE_FTN_FREG(fd, WT2);
5453 GEN_STORE_FTN_FREG(fd, WTH2);
5457 check_cp1_64bitmode(ctx);
5458 GEN_LOAD_FREG_FTN(WT0, fs);
5459 GEN_LOAD_FREG_FTN(WTH0, fs);
5460 GEN_LOAD_FREG_FTN(WT1, ft);
5461 GEN_LOAD_FREG_FTN(WTH1, ft);
5462 gen_op_float_add_ps();
5463 GEN_STORE_FTN_FREG(fd, WT2);
5464 GEN_STORE_FTN_FREG(fd, WTH2);
5468 check_cp1_64bitmode(ctx);
5469 GEN_LOAD_FREG_FTN(WT0, fs);
5470 GEN_LOAD_FREG_FTN(WTH0, fs);
5471 GEN_LOAD_FREG_FTN(WT1, ft);
5472 GEN_LOAD_FREG_FTN(WTH1, ft);
5473 gen_op_float_sub_ps();
5474 GEN_STORE_FTN_FREG(fd, WT2);
5475 GEN_STORE_FTN_FREG(fd, WTH2);
5479 check_cp1_64bitmode(ctx);
5480 GEN_LOAD_FREG_FTN(WT0, fs);
5481 GEN_LOAD_FREG_FTN(WTH0, fs);
5482 GEN_LOAD_FREG_FTN(WT1, ft);
5483 GEN_LOAD_FREG_FTN(WTH1, ft);
5484 gen_op_float_mul_ps();
5485 GEN_STORE_FTN_FREG(fd, WT2);
5486 GEN_STORE_FTN_FREG(fd, WTH2);
5490 check_cp1_64bitmode(ctx);
5491 GEN_LOAD_FREG_FTN(WT0, fs);
5492 GEN_LOAD_FREG_FTN(WTH0, fs);
5493 gen_op_float_abs_ps();
5494 GEN_STORE_FTN_FREG(fd, WT2);
5495 GEN_STORE_FTN_FREG(fd, WTH2);
5499 check_cp1_64bitmode(ctx);
5500 GEN_LOAD_FREG_FTN(WT0, fs);
5501 GEN_LOAD_FREG_FTN(WTH0, fs);
5502 gen_op_float_mov_ps();
5503 GEN_STORE_FTN_FREG(fd, WT2);
5504 GEN_STORE_FTN_FREG(fd, WTH2);
5508 check_cp1_64bitmode(ctx);
5509 GEN_LOAD_FREG_FTN(WT0, fs);
5510 GEN_LOAD_FREG_FTN(WTH0, fs);
5511 gen_op_float_chs_ps();
5512 GEN_STORE_FTN_FREG(fd, WT2);
5513 GEN_STORE_FTN_FREG(fd, WTH2);
5517 check_cp1_64bitmode(ctx);
5518 GEN_LOAD_REG_T0(ft);
5519 GEN_LOAD_FREG_FTN(WT0, fs);
5520 GEN_LOAD_FREG_FTN(WTH0, fs);
5521 GEN_LOAD_FREG_FTN(WT2, fd);
5522 GEN_LOAD_FREG_FTN(WTH2, fd);
5523 gen_movcf_ps(ctx, (ft >> 2) & 0x7, ft & 0x1);
5524 GEN_STORE_FTN_FREG(fd, WT2);
5525 GEN_STORE_FTN_FREG(fd, WTH2);
5529 check_cp1_64bitmode(ctx);
5530 GEN_LOAD_REG_T0(ft);
5531 GEN_LOAD_FREG_FTN(WT0, fs);
5532 GEN_LOAD_FREG_FTN(WTH0, fs);
5533 GEN_LOAD_FREG_FTN(WT2, fd);
5534 GEN_LOAD_FREG_FTN(WTH2, fd);
5535 gen_op_float_movz_ps();
5536 GEN_STORE_FTN_FREG(fd, WT2);
5537 GEN_STORE_FTN_FREG(fd, WTH2);
5541 check_cp1_64bitmode(ctx);
5542 GEN_LOAD_REG_T0(ft);
5543 GEN_LOAD_FREG_FTN(WT0, fs);
5544 GEN_LOAD_FREG_FTN(WTH0, fs);
5545 GEN_LOAD_FREG_FTN(WT2, fd);
5546 GEN_LOAD_FREG_FTN(WTH2, fd);
5547 gen_op_float_movn_ps();
5548 GEN_STORE_FTN_FREG(fd, WT2);
5549 GEN_STORE_FTN_FREG(fd, WTH2);
5553 check_cp1_64bitmode(ctx);
5554 GEN_LOAD_FREG_FTN(WT0, ft);
5555 GEN_LOAD_FREG_FTN(WTH0, ft);
5556 GEN_LOAD_FREG_FTN(WT1, fs);
5557 GEN_LOAD_FREG_FTN(WTH1, fs);
5558 gen_op_float_addr_ps();
5559 GEN_STORE_FTN_FREG(fd, WT2);
5560 GEN_STORE_FTN_FREG(fd, WTH2);
5564 check_cp1_64bitmode(ctx);
5565 GEN_LOAD_FREG_FTN(WT0, ft);
5566 GEN_LOAD_FREG_FTN(WTH0, ft);
5567 GEN_LOAD_FREG_FTN(WT1, fs);
5568 GEN_LOAD_FREG_FTN(WTH1, fs);
5569 gen_op_float_mulr_ps();
5570 GEN_STORE_FTN_FREG(fd, WT2);
5571 GEN_STORE_FTN_FREG(fd, WTH2);
5575 check_cp1_64bitmode(ctx);
5576 GEN_LOAD_FREG_FTN(WT0, fs);
5577 GEN_LOAD_FREG_FTN(WTH0, fs);
5578 GEN_LOAD_FREG_FTN(WT2, fd);
5579 GEN_LOAD_FREG_FTN(WTH2, fd);
5580 gen_op_float_recip2_ps();
5581 GEN_STORE_FTN_FREG(fd, WT2);
5582 GEN_STORE_FTN_FREG(fd, WTH2);
5586 check_cp1_64bitmode(ctx);
5587 GEN_LOAD_FREG_FTN(WT0, fs);
5588 GEN_LOAD_FREG_FTN(WTH0, fs);
5589 gen_op_float_recip1_ps();
5590 GEN_STORE_FTN_FREG(fd, WT2);
5591 GEN_STORE_FTN_FREG(fd, WTH2);
5595 check_cp1_64bitmode(ctx);
5596 GEN_LOAD_FREG_FTN(WT0, fs);
5597 GEN_LOAD_FREG_FTN(WTH0, fs);
5598 gen_op_float_rsqrt1_ps();
5599 GEN_STORE_FTN_FREG(fd, WT2);
5600 GEN_STORE_FTN_FREG(fd, WTH2);
5604 check_cp1_64bitmode(ctx);
5605 GEN_LOAD_FREG_FTN(WT0, fs);
5606 GEN_LOAD_FREG_FTN(WTH0, fs);
5607 GEN_LOAD_FREG_FTN(WT2, ft);
5608 GEN_LOAD_FREG_FTN(WTH2, ft);
5609 gen_op_float_rsqrt2_ps();
5610 GEN_STORE_FTN_FREG(fd, WT2);
5611 GEN_STORE_FTN_FREG(fd, WTH2);
5615 check_cp1_64bitmode(ctx);
5616 GEN_LOAD_FREG_FTN(WTH0, fs);
5617 gen_op_float_cvts_pu();
5618 GEN_STORE_FTN_FREG(fd, WT2);
5622 check_cp1_64bitmode(ctx);
5623 GEN_LOAD_FREG_FTN(WT0, fs);
5624 GEN_LOAD_FREG_FTN(WTH0, fs);
5625 gen_op_float_cvtpw_ps();
5626 GEN_STORE_FTN_FREG(fd, WT2);
5627 GEN_STORE_FTN_FREG(fd, WTH2);
5631 check_cp1_64bitmode(ctx);
5632 GEN_LOAD_FREG_FTN(WT0, fs);
5633 gen_op_float_cvts_pl();
5634 GEN_STORE_FTN_FREG(fd, WT2);
5638 check_cp1_64bitmode(ctx);
5639 GEN_LOAD_FREG_FTN(WT0, fs);
5640 GEN_LOAD_FREG_FTN(WT1, ft);
5641 gen_op_float_pll_ps();
5642 GEN_STORE_FTN_FREG(fd, DT2);
5646 check_cp1_64bitmode(ctx);
5647 GEN_LOAD_FREG_FTN(WT0, fs);
5648 GEN_LOAD_FREG_FTN(WTH1, ft);
5649 gen_op_float_plu_ps();
5650 GEN_STORE_FTN_FREG(fd, DT2);
5654 check_cp1_64bitmode(ctx);
5655 GEN_LOAD_FREG_FTN(WTH0, fs);
5656 GEN_LOAD_FREG_FTN(WT1, ft);
5657 gen_op_float_pul_ps();
5658 GEN_STORE_FTN_FREG(fd, DT2);
5662 check_cp1_64bitmode(ctx);
5663 GEN_LOAD_FREG_FTN(WTH0, fs);
5664 GEN_LOAD_FREG_FTN(WTH1, ft);
5665 gen_op_float_puu_ps();
5666 GEN_STORE_FTN_FREG(fd, DT2);
5685 check_cp1_64bitmode(ctx);
5686 GEN_LOAD_FREG_FTN(WT0, fs);
5687 GEN_LOAD_FREG_FTN(WTH0, fs);
5688 GEN_LOAD_FREG_FTN(WT1, ft);
5689 GEN_LOAD_FREG_FTN(WTH1, ft);
5690 if (ctx->opcode & (1 << 6)) {
5691 gen_cmpabs_ps(func-48, cc);
5692 opn = condnames_abs[func-48];
5694 gen_cmp_ps(func-48, cc);
5695 opn = condnames[func-48];
5700 generate_exception (ctx, EXCP_RI);
5705 MIPS_DEBUG("%s %s, %s, %s", opn, fregnames[fd], fregnames[fs], fregnames[ft]);
5708 MIPS_DEBUG("%s %s,%s", opn, fregnames[fs], fregnames[ft]);
5711 MIPS_DEBUG("%s %s,%s", opn, fregnames[fd], fregnames[fs]);
5716 /* Coprocessor 3 (FPU) */
5717 static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc,
5718 int fd, int fs, int base, int index)
5720 const char *opn = "extended float load/store";
5723 /* All of those work only on 64bit FPUs. */
5724 check_cp1_64bitmode(ctx);
5729 GEN_LOAD_REG_T0(index);
5730 } else if (index == 0) {
5731 GEN_LOAD_REG_T0(base);
5733 GEN_LOAD_REG_T0(base);
5734 GEN_LOAD_REG_T1(index);
5737 /* Don't do NOP if destination is zero: we must perform the actual
5742 GEN_STORE_FTN_FREG(fd, WT0);
5747 GEN_STORE_FTN_FREG(fd, DT0);
5752 GEN_STORE_FTN_FREG(fd, DT0);
5756 GEN_LOAD_FREG_FTN(WT0, fs);
5762 GEN_LOAD_FREG_FTN(DT0, fs);
5768 GEN_LOAD_FREG_FTN(DT0, fs);
5775 generate_exception(ctx, EXCP_RI);
5778 MIPS_DEBUG("%s %s, %s(%s)", opn, fregnames[store ? fs : fd],
5779 regnames[index], regnames[base]);
5782 static void gen_flt3_arith (DisasContext *ctx, uint32_t opc,
5783 int fd, int fr, int fs, int ft)
5785 const char *opn = "flt3_arith";
5787 /* All of those work only on 64bit FPUs. */
5788 check_cp1_64bitmode(ctx);
5791 GEN_LOAD_REG_T0(fr);
5792 GEN_LOAD_FREG_FTN(DT0, fs);
5793 GEN_LOAD_FREG_FTN(DT1, ft);
5794 gen_op_float_alnv_ps();
5795 GEN_STORE_FTN_FREG(fd, DT2);
5799 GEN_LOAD_FREG_FTN(WT0, fs);
5800 GEN_LOAD_FREG_FTN(WT1, ft);
5801 GEN_LOAD_FREG_FTN(WT2, fr);
5802 gen_op_float_muladd_s();
5803 GEN_STORE_FTN_FREG(fd, WT2);
5807 GEN_LOAD_FREG_FTN(DT0, fs);
5808 GEN_LOAD_FREG_FTN(DT1, ft);
5809 GEN_LOAD_FREG_FTN(DT2, fr);
5810 gen_op_float_muladd_d();
5811 GEN_STORE_FTN_FREG(fd, DT2);
5815 GEN_LOAD_FREG_FTN(WT0, fs);
5816 GEN_LOAD_FREG_FTN(WTH0, fs);
5817 GEN_LOAD_FREG_FTN(WT1, ft);
5818 GEN_LOAD_FREG_FTN(WTH1, ft);
5819 GEN_LOAD_FREG_FTN(WT2, fr);
5820 GEN_LOAD_FREG_FTN(WTH2, fr);
5821 gen_op_float_muladd_ps();
5822 GEN_STORE_FTN_FREG(fd, WT2);
5823 GEN_STORE_FTN_FREG(fd, WTH2);
5827 GEN_LOAD_FREG_FTN(WT0, fs);
5828 GEN_LOAD_FREG_FTN(WT1, ft);
5829 GEN_LOAD_FREG_FTN(WT2, fr);
5830 gen_op_float_mulsub_s();
5831 GEN_STORE_FTN_FREG(fd, WT2);
5835 GEN_LOAD_FREG_FTN(DT0, fs);
5836 GEN_LOAD_FREG_FTN(DT1, ft);
5837 GEN_LOAD_FREG_FTN(DT2, fr);
5838 gen_op_float_mulsub_d();
5839 GEN_STORE_FTN_FREG(fd, DT2);
5843 GEN_LOAD_FREG_FTN(WT0, fs);
5844 GEN_LOAD_FREG_FTN(WTH0, fs);
5845 GEN_LOAD_FREG_FTN(WT1, ft);
5846 GEN_LOAD_FREG_FTN(WTH1, ft);
5847 GEN_LOAD_FREG_FTN(WT2, fr);
5848 GEN_LOAD_FREG_FTN(WTH2, fr);
5849 gen_op_float_mulsub_ps();
5850 GEN_STORE_FTN_FREG(fd, WT2);
5851 GEN_STORE_FTN_FREG(fd, WTH2);
5855 GEN_LOAD_FREG_FTN(WT0, fs);
5856 GEN_LOAD_FREG_FTN(WT1, ft);
5857 GEN_LOAD_FREG_FTN(WT2, fr);
5858 gen_op_float_nmuladd_s();
5859 GEN_STORE_FTN_FREG(fd, WT2);
5863 GEN_LOAD_FREG_FTN(DT0, fs);
5864 GEN_LOAD_FREG_FTN(DT1, ft);
5865 GEN_LOAD_FREG_FTN(DT2, fr);
5866 gen_op_float_nmuladd_d();
5867 GEN_STORE_FTN_FREG(fd, DT2);
5871 GEN_LOAD_FREG_FTN(WT0, fs);
5872 GEN_LOAD_FREG_FTN(WTH0, fs);
5873 GEN_LOAD_FREG_FTN(WT1, ft);
5874 GEN_LOAD_FREG_FTN(WTH1, ft);
5875 GEN_LOAD_FREG_FTN(WT2, fr);
5876 GEN_LOAD_FREG_FTN(WTH2, fr);
5877 gen_op_float_nmuladd_ps();
5878 GEN_STORE_FTN_FREG(fd, WT2);
5879 GEN_STORE_FTN_FREG(fd, WTH2);
5883 GEN_LOAD_FREG_FTN(WT0, fs);
5884 GEN_LOAD_FREG_FTN(WT1, ft);
5885 GEN_LOAD_FREG_FTN(WT2, fr);
5886 gen_op_float_nmulsub_s();
5887 GEN_STORE_FTN_FREG(fd, WT2);
5891 GEN_LOAD_FREG_FTN(DT0, fs);
5892 GEN_LOAD_FREG_FTN(DT1, ft);
5893 GEN_LOAD_FREG_FTN(DT2, fr);
5894 gen_op_float_nmulsub_d();
5895 GEN_STORE_FTN_FREG(fd, DT2);
5899 GEN_LOAD_FREG_FTN(WT0, fs);
5900 GEN_LOAD_FREG_FTN(WTH0, fs);
5901 GEN_LOAD_FREG_FTN(WT1, ft);
5902 GEN_LOAD_FREG_FTN(WTH1, ft);
5903 GEN_LOAD_FREG_FTN(WT2, fr);
5904 GEN_LOAD_FREG_FTN(WTH2, fr);
5905 gen_op_float_nmulsub_ps();
5906 GEN_STORE_FTN_FREG(fd, WT2);
5907 GEN_STORE_FTN_FREG(fd, WTH2);
5912 generate_exception (ctx, EXCP_RI);
5915 MIPS_DEBUG("%s %s, %s, %s, %s", opn, fregnames[fd], fregnames[fr],
5916 fregnames[fs], fregnames[ft]);
5919 /* ISA extensions (ASEs) */
5920 /* MIPS16 extension to MIPS32 */
5921 /* SmartMIPS extension to MIPS32 */
5923 #if defined(TARGET_MIPS64)
5925 /* MDMX extension to MIPS64 */
5929 static void decode_opc (CPUState *env, DisasContext *ctx)
5933 uint32_t op, op1, op2;
5936 /* make sure instructions are on a word boundary */
5937 if (ctx->pc & 0x3) {
5938 env->CP0_BadVAddr = ctx->pc;
5939 generate_exception(ctx, EXCP_AdEL);
5943 if ((ctx->hflags & MIPS_HFLAG_BMASK) == MIPS_HFLAG_BL) {
5945 /* Handle blikely not taken case */
5946 MIPS_DEBUG("blikely condition (" TARGET_FMT_lx ")", ctx->pc + 4);
5947 l1 = gen_new_label();
5949 gen_op_save_state(ctx->hflags & ~MIPS_HFLAG_BMASK);
5950 gen_goto_tb(ctx, 1, ctx->pc + 4);
5953 op = MASK_OP_MAJOR(ctx->opcode);
5954 rs = (ctx->opcode >> 21) & 0x1f;
5955 rt = (ctx->opcode >> 16) & 0x1f;
5956 rd = (ctx->opcode >> 11) & 0x1f;
5957 sa = (ctx->opcode >> 6) & 0x1f;
5958 imm = (int16_t)ctx->opcode;
5961 op1 = MASK_SPECIAL(ctx->opcode);
5963 case OPC_SLL: /* Arithmetic with immediate */
5964 case OPC_SRL ... OPC_SRA:
5965 gen_arith_imm(env, ctx, op1, rd, rt, sa);
5967 case OPC_MOVZ ... OPC_MOVN:
5968 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
5969 case OPC_SLLV: /* Arithmetic */
5970 case OPC_SRLV ... OPC_SRAV:
5971 case OPC_ADD ... OPC_NOR:
5972 case OPC_SLT ... OPC_SLTU:
5973 gen_arith(env, ctx, op1, rd, rs, rt);
5975 case OPC_MULT ... OPC_DIVU:
5976 gen_muldiv(ctx, op1, rs, rt);
5978 case OPC_JR ... OPC_JALR:
5979 gen_compute_branch(ctx, op1, rs, rd, sa);
5981 case OPC_TGE ... OPC_TEQ: /* Traps */
5983 gen_trap(ctx, op1, rs, rt, -1);
5985 case OPC_MFHI: /* Move from HI/LO */
5987 gen_HILO(ctx, op1, rd);
5990 case OPC_MTLO: /* Move to HI/LO */
5991 gen_HILO(ctx, op1, rs);
5993 case OPC_PMON: /* Pmon entry point, also R4010 selsl */
5994 #ifdef MIPS_STRICT_STANDARD
5995 MIPS_INVAL("PMON / selsl");
5996 generate_exception(ctx, EXCP_RI);
6002 generate_exception(ctx, EXCP_SYSCALL);
6005 generate_exception(ctx, EXCP_BREAK);
6008 #ifdef MIPS_STRICT_STANDARD
6010 generate_exception(ctx, EXCP_RI);
6012 /* Implemented as RI exception for now. */
6013 MIPS_INVAL("spim (unofficial)");
6014 generate_exception(ctx, EXCP_RI);
6022 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
6023 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
6024 save_cpu_state(ctx, 1);
6025 check_cp1_enabled(ctx);
6026 gen_movci(ctx, rd, rs, (ctx->opcode >> 18) & 0x7,
6027 (ctx->opcode >> 16) & 1);
6029 generate_exception_err(ctx, EXCP_CpU, 1);
6033 #if defined(TARGET_MIPS64)
6034 /* MIPS64 specific opcodes */
6036 case OPC_DSRL ... OPC_DSRA:
6038 case OPC_DSRL32 ... OPC_DSRA32:
6039 check_insn(env, ctx, ISA_MIPS3);
6041 gen_arith_imm(env, ctx, op1, rd, rt, sa);
6044 case OPC_DSRLV ... OPC_DSRAV:
6045 case OPC_DADD ... OPC_DSUBU:
6046 check_insn(env, ctx, ISA_MIPS3);
6048 gen_arith(env, ctx, op1, rd, rs, rt);
6050 case OPC_DMULT ... OPC_DDIVU:
6051 check_insn(env, ctx, ISA_MIPS3);
6053 gen_muldiv(ctx, op1, rs, rt);
6056 default: /* Invalid */
6057 MIPS_INVAL("special");
6058 generate_exception(ctx, EXCP_RI);
6063 op1 = MASK_SPECIAL2(ctx->opcode);
6065 case OPC_MADD ... OPC_MADDU: /* Multiply and add/sub */
6066 case OPC_MSUB ... OPC_MSUBU:
6067 check_insn(env, ctx, ISA_MIPS32);
6068 gen_muldiv(ctx, op1, rs, rt);
6071 gen_arith(env, ctx, op1, rd, rs, rt);
6073 case OPC_CLZ ... OPC_CLO:
6074 check_insn(env, ctx, ISA_MIPS32);
6075 gen_cl(ctx, op1, rd, rs);
6078 /* XXX: not clear which exception should be raised
6079 * when in debug mode...
6081 check_insn(env, ctx, ISA_MIPS32);
6082 if (!(ctx->hflags & MIPS_HFLAG_DM)) {
6083 generate_exception(ctx, EXCP_DBp);
6085 generate_exception(ctx, EXCP_DBp);
6089 #if defined(TARGET_MIPS64)
6090 case OPC_DCLZ ... OPC_DCLO:
6091 check_insn(env, ctx, ISA_MIPS64);
6093 gen_cl(ctx, op1, rd, rs);
6096 default: /* Invalid */
6097 MIPS_INVAL("special2");
6098 generate_exception(ctx, EXCP_RI);
6103 op1 = MASK_SPECIAL3(ctx->opcode);
6107 check_insn(env, ctx, ISA_MIPS32R2);
6108 gen_bitops(ctx, op1, rt, rs, sa, rd);
6111 check_insn(env, ctx, ISA_MIPS32R2);
6112 op2 = MASK_BSHFL(ctx->opcode);
6115 GEN_LOAD_REG_T1(rt);
6119 GEN_LOAD_REG_T1(rt);
6123 GEN_LOAD_REG_T1(rt);
6126 default: /* Invalid */
6127 MIPS_INVAL("bshfl");
6128 generate_exception(ctx, EXCP_RI);
6131 GEN_STORE_T0_REG(rd);
6134 check_insn(env, ctx, ISA_MIPS32R2);
6137 save_cpu_state(ctx, 1);
6138 gen_op_rdhwr_cpunum();
6141 save_cpu_state(ctx, 1);
6142 gen_op_rdhwr_synci_step();
6145 save_cpu_state(ctx, 1);
6149 save_cpu_state(ctx, 1);
6150 gen_op_rdhwr_ccres();
6153 #if defined (CONFIG_USER_ONLY)
6157 default: /* Invalid */
6158 MIPS_INVAL("rdhwr");
6159 generate_exception(ctx, EXCP_RI);
6162 GEN_STORE_T0_REG(rt);
6165 check_insn(env, ctx, ASE_MT);
6166 GEN_LOAD_REG_T0(rt);
6167 GEN_LOAD_REG_T1(rs);
6171 check_insn(env, ctx, ASE_MT);
6172 GEN_LOAD_REG_T0(rs);
6174 GEN_STORE_T0_REG(rd);
6176 #if defined(TARGET_MIPS64)
6177 case OPC_DEXTM ... OPC_DEXT:
6178 case OPC_DINSM ... OPC_DINS:
6179 check_insn(env, ctx, ISA_MIPS64R2);
6181 gen_bitops(ctx, op1, rt, rs, sa, rd);
6184 check_insn(env, ctx, ISA_MIPS64R2);
6186 op2 = MASK_DBSHFL(ctx->opcode);
6189 GEN_LOAD_REG_T1(rt);
6193 GEN_LOAD_REG_T1(rt);
6196 default: /* Invalid */
6197 MIPS_INVAL("dbshfl");
6198 generate_exception(ctx, EXCP_RI);
6201 GEN_STORE_T0_REG(rd);
6204 default: /* Invalid */
6205 MIPS_INVAL("special3");
6206 generate_exception(ctx, EXCP_RI);
6211 op1 = MASK_REGIMM(ctx->opcode);
6213 case OPC_BLTZ ... OPC_BGEZL: /* REGIMM branches */
6214 case OPC_BLTZAL ... OPC_BGEZALL:
6215 gen_compute_branch(ctx, op1, rs, -1, imm << 2);
6217 case OPC_TGEI ... OPC_TEQI: /* REGIMM traps */
6219 gen_trap(ctx, op1, rs, -1, imm);
6222 check_insn(env, ctx, ISA_MIPS32R2);
6225 default: /* Invalid */
6226 MIPS_INVAL("regimm");
6227 generate_exception(ctx, EXCP_RI);
6232 check_cp0_enabled(ctx);
6233 op1 = MASK_CP0(ctx->opcode);
6239 #if defined(TARGET_MIPS64)
6243 gen_cp0(env, ctx, op1, rt, rd);
6245 case OPC_C0_FIRST ... OPC_C0_LAST:
6246 gen_cp0(env, ctx, MASK_C0(ctx->opcode), rt, rd);
6249 op2 = MASK_MFMC0(ctx->opcode);
6252 check_insn(env, ctx, ASE_MT);
6256 check_insn(env, ctx, ASE_MT);
6260 check_insn(env, ctx, ASE_MT);
6264 check_insn(env, ctx, ASE_MT);
6268 check_insn(env, ctx, ISA_MIPS32R2);
6269 save_cpu_state(ctx, 1);
6271 /* Stop translation as we may have switched the execution mode */
6272 ctx->bstate = BS_STOP;
6275 check_insn(env, ctx, ISA_MIPS32R2);
6276 save_cpu_state(ctx, 1);
6278 /* Stop translation as we may have switched the execution mode */
6279 ctx->bstate = BS_STOP;
6281 default: /* Invalid */
6282 MIPS_INVAL("mfmc0");
6283 generate_exception(ctx, EXCP_RI);
6286 GEN_STORE_T0_REG(rt);
6289 check_insn(env, ctx, ISA_MIPS32R2);
6290 GEN_LOAD_SRSREG_TN(T0, rt);
6291 GEN_STORE_T0_REG(rd);
6294 check_insn(env, ctx, ISA_MIPS32R2);
6295 GEN_LOAD_REG_T0(rt);
6296 GEN_STORE_TN_SRSREG(rd, T0);
6300 generate_exception(ctx, EXCP_RI);
6304 case OPC_ADDI ... OPC_LUI: /* Arithmetic with immediate opcode */
6305 gen_arith_imm(env, ctx, op, rt, rs, imm);
6307 case OPC_J ... OPC_JAL: /* Jump */
6308 offset = (int32_t)(ctx->opcode & 0x3FFFFFF) << 2;
6309 gen_compute_branch(ctx, op, rs, rt, offset);
6311 case OPC_BEQ ... OPC_BGTZ: /* Branch */
6312 case OPC_BEQL ... OPC_BGTZL:
6313 gen_compute_branch(ctx, op, rs, rt, imm << 2);
6315 case OPC_LB ... OPC_LWR: /* Load and stores */
6316 case OPC_SB ... OPC_SW:
6320 gen_ldst(ctx, op, rt, rs, imm);
6323 check_insn(env, ctx, ISA_MIPS3 | ISA_MIPS32);
6327 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
6331 /* Floating point (COP1). */
6336 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
6337 save_cpu_state(ctx, 1);
6338 check_cp1_enabled(ctx);
6339 gen_flt_ldst(ctx, op, rt, rs, imm);
6341 generate_exception_err(ctx, EXCP_CpU, 1);
6346 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
6347 save_cpu_state(ctx, 1);
6348 check_cp1_enabled(ctx);
6349 op1 = MASK_CP1(ctx->opcode);
6353 check_insn(env, ctx, ISA_MIPS32R2);
6358 gen_cp1(ctx, op1, rt, rd);
6360 #if defined(TARGET_MIPS64)
6363 check_insn(env, ctx, ISA_MIPS3);
6364 gen_cp1(ctx, op1, rt, rd);
6369 check_insn(env, ctx, ASE_MIPS3D);
6372 gen_compute_branch1(env, ctx, MASK_BC1(ctx->opcode),
6373 (rt >> 2) & 0x7, imm << 2);
6380 gen_farith(ctx, MASK_CP1_FUNC(ctx->opcode), rt, rd, sa,
6385 generate_exception (ctx, EXCP_RI);
6389 generate_exception_err(ctx, EXCP_CpU, 1);
6399 /* COP2: Not implemented. */
6400 generate_exception_err(ctx, EXCP_CpU, 2);
6404 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
6405 save_cpu_state(ctx, 1);
6406 check_cp1_enabled(ctx);
6407 op1 = MASK_CP3(ctx->opcode);
6415 gen_flt3_ldst(ctx, op1, sa, rd, rs, rt);
6433 gen_flt3_arith(ctx, op1, sa, rs, rd, rt);
6437 generate_exception (ctx, EXCP_RI);
6441 generate_exception_err(ctx, EXCP_CpU, 1);
6445 #if defined(TARGET_MIPS64)
6446 /* MIPS64 opcodes */
6448 case OPC_LDL ... OPC_LDR:
6449 case OPC_SDL ... OPC_SDR:
6454 check_insn(env, ctx, ISA_MIPS3);
6456 gen_ldst(ctx, op, rt, rs, imm);
6458 case OPC_DADDI ... OPC_DADDIU:
6459 check_insn(env, ctx, ISA_MIPS3);
6461 gen_arith_imm(env, ctx, op, rt, rs, imm);
6465 check_insn(env, ctx, ASE_MIPS16);
6466 /* MIPS16: Not implemented. */
6468 check_insn(env, ctx, ASE_MDMX);
6469 /* MDMX: Not implemented. */
6470 default: /* Invalid */
6471 MIPS_INVAL("major opcode");
6472 generate_exception(ctx, EXCP_RI);
6475 if (ctx->hflags & MIPS_HFLAG_BMASK) {
6476 int hflags = ctx->hflags & MIPS_HFLAG_BMASK;
6477 /* Branches completion */
6478 ctx->hflags &= ~MIPS_HFLAG_BMASK;
6479 ctx->bstate = BS_BRANCH;
6480 save_cpu_state(ctx, 0);
6483 /* unconditional branch */
6484 MIPS_DEBUG("unconditional branch");
6485 gen_goto_tb(ctx, 0, ctx->btarget);
6488 /* blikely taken case */
6489 MIPS_DEBUG("blikely branch taken");
6490 gen_goto_tb(ctx, 0, ctx->btarget);
6493 /* Conditional branch */
6494 MIPS_DEBUG("conditional branch");
6497 l1 = gen_new_label();
6499 gen_goto_tb(ctx, 1, ctx->pc + 4);
6501 gen_goto_tb(ctx, 0, ctx->btarget);
6505 /* unconditional branch to register */
6506 MIPS_DEBUG("branch to register");
6512 MIPS_DEBUG("unknown branch");
6518 static always_inline int
6519 gen_intermediate_code_internal (CPUState *env, TranslationBlock *tb,
6523 target_ulong pc_start;
6524 uint16_t *gen_opc_end;
6527 if (search_pc && loglevel)
6528 fprintf (logfile, "search pc %d\n", search_pc);
6531 gen_opc_ptr = gen_opc_buf;
6532 gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
6533 gen_opparam_ptr = gen_opparam_buf;
6538 ctx.bstate = BS_NONE;
6539 /* Restore delay slot state from the tb context. */
6540 ctx.hflags = (uint32_t)tb->flags; /* FIXME: maybe use 64 bits here? */
6541 restore_cpu_state(env, &ctx);
6542 #if defined(CONFIG_USER_ONLY)
6543 ctx.mem_idx = MIPS_HFLAG_UM;
6545 ctx.mem_idx = ctx.hflags & MIPS_HFLAG_KSU;
6548 if (loglevel & CPU_LOG_TB_CPU) {
6549 fprintf(logfile, "------------------------------------------------\n");
6550 /* FIXME: This may print out stale hflags from env... */
6551 cpu_dump_state(env, logfile, fprintf, 0);
6554 #ifdef MIPS_DEBUG_DISAS
6555 if (loglevel & CPU_LOG_TB_IN_ASM)
6556 fprintf(logfile, "\ntb %p idx %d hflags %04x\n",
6557 tb, ctx.mem_idx, ctx.hflags);
6559 while (ctx.bstate == BS_NONE && gen_opc_ptr < gen_opc_end) {
6560 if (env->nb_breakpoints > 0) {
6561 for(j = 0; j < env->nb_breakpoints; j++) {
6562 if (env->breakpoints[j] == ctx.pc) {
6563 save_cpu_state(&ctx, 1);
6564 ctx.bstate = BS_BRANCH;
6566 /* Include the breakpoint location or the tb won't
6567 * be flushed when it must be. */
6569 goto done_generating;
6575 j = gen_opc_ptr - gen_opc_buf;
6579 gen_opc_instr_start[lj++] = 0;
6581 gen_opc_pc[lj] = ctx.pc;
6582 gen_opc_hflags[lj] = ctx.hflags & MIPS_HFLAG_BMASK;
6583 gen_opc_instr_start[lj] = 1;
6585 ctx.opcode = ldl_code(ctx.pc);
6586 decode_opc(env, &ctx);
6589 if (env->singlestep_enabled)
6592 if ((ctx.pc & (TARGET_PAGE_SIZE - 1)) == 0)
6595 #if defined (MIPS_SINGLE_STEP)
6599 if (env->singlestep_enabled) {
6600 save_cpu_state(&ctx, ctx.bstate == BS_NONE);
6603 switch (ctx.bstate) {
6605 gen_op_interrupt_restart();
6606 gen_goto_tb(&ctx, 0, ctx.pc);
6609 save_cpu_state(&ctx, 0);
6610 gen_goto_tb(&ctx, 0, ctx.pc);
6613 gen_op_interrupt_restart();
6623 ctx.last_T0_store = NULL;
6624 *gen_opc_ptr = INDEX_op_end;
6626 j = gen_opc_ptr - gen_opc_buf;
6629 gen_opc_instr_start[lj++] = 0;
6631 tb->size = ctx.pc - pc_start;
6634 #if defined MIPS_DEBUG_DISAS
6635 if (loglevel & CPU_LOG_TB_IN_ASM)
6636 fprintf(logfile, "\n");
6638 if (loglevel & CPU_LOG_TB_IN_ASM) {
6639 fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start));
6640 target_disas(logfile, pc_start, ctx.pc - pc_start, 0);
6641 fprintf(logfile, "\n");
6643 if (loglevel & CPU_LOG_TB_OP) {
6644 fprintf(logfile, "OP:\n");
6645 dump_ops(gen_opc_buf, gen_opparam_buf);
6646 fprintf(logfile, "\n");
6648 if (loglevel & CPU_LOG_TB_CPU) {
6649 fprintf(logfile, "---------------- %d %08x\n", ctx.bstate, ctx.hflags);
6656 int gen_intermediate_code (CPUState *env, struct TranslationBlock *tb)
6658 return gen_intermediate_code_internal(env, tb, 0);
6661 int gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb)
6663 return gen_intermediate_code_internal(env, tb, 1);
6666 void fpu_dump_state(CPUState *env, FILE *f,
6667 int (*fpu_fprintf)(FILE *f, const char *fmt, ...),
6671 int is_fpu64 = !!(env->hflags & MIPS_HFLAG_F64);
6673 #define printfpr(fp) \
6676 fpu_fprintf(f, "w:%08x d:%016lx fd:%13g fs:%13g psu: %13g\n", \
6677 (fp)->w[FP_ENDIAN_IDX], (fp)->d, (fp)->fd, \
6678 (fp)->fs[FP_ENDIAN_IDX], (fp)->fs[!FP_ENDIAN_IDX]); \
6681 tmp.w[FP_ENDIAN_IDX] = (fp)->w[FP_ENDIAN_IDX]; \
6682 tmp.w[!FP_ENDIAN_IDX] = ((fp) + 1)->w[FP_ENDIAN_IDX]; \
6683 fpu_fprintf(f, "w:%08x d:%016lx fd:%13g fs:%13g psu:%13g\n", \
6684 tmp.w[FP_ENDIAN_IDX], tmp.d, tmp.fd, \
6685 tmp.fs[FP_ENDIAN_IDX], tmp.fs[!FP_ENDIAN_IDX]); \
6690 fpu_fprintf(f, "CP1 FCR0 0x%08x FCR31 0x%08x SR.FR %d fp_status 0x%08x(0x%02x)\n",
6691 env->fpu->fcr0, env->fpu->fcr31, is_fpu64, env->fpu->fp_status,
6692 get_float_exception_flags(&env->fpu->fp_status));
6693 fpu_fprintf(f, "FT0: "); printfpr(&env->fpu->ft0);
6694 fpu_fprintf(f, "FT1: "); printfpr(&env->fpu->ft1);
6695 fpu_fprintf(f, "FT2: "); printfpr(&env->fpu->ft2);
6696 for (i = 0; i < 32; (is_fpu64) ? i++ : (i += 2)) {
6697 fpu_fprintf(f, "%3s: ", fregnames[i]);
6698 printfpr(&env->fpu->fpr[i]);
6704 void dump_fpu (CPUState *env)
6707 fprintf(logfile, "pc=0x" TARGET_FMT_lx " HI=0x" TARGET_FMT_lx " LO=0x" TARGET_FMT_lx " ds %04x " TARGET_FMT_lx " %d\n",
6708 env->PC[env->current_tc], env->HI[0][env->current_tc], env->LO[0][env->current_tc], env->hflags, env->btarget, env->bcond);
6709 fpu_dump_state(env, logfile, fprintf, 0);
6713 #if defined(TARGET_MIPS64) && defined(MIPS_DEBUG_SIGN_EXTENSIONS)
6714 /* Debug help: The architecture requires 32bit code to maintain proper
6715 sign-extened values on 64bit machines. */
6717 #define SIGN_EXT_P(val) ((((val) & ~0x7fffffff) == 0) || (((val) & ~0x7fffffff) == ~0x7fffffff))
6719 void cpu_mips_check_sign_extensions (CPUState *env, FILE *f,
6720 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
6725 if (!SIGN_EXT_P(env->PC[env->current_tc]))
6726 cpu_fprintf(f, "BROKEN: pc=0x" TARGET_FMT_lx "\n", env->PC[env->current_tc]);
6727 if (!SIGN_EXT_P(env->HI[env->current_tc]))
6728 cpu_fprintf(f, "BROKEN: HI=0x" TARGET_FMT_lx "\n", env->HI[env->current_tc]);
6729 if (!SIGN_EXT_P(env->LO[env->current_tc]))
6730 cpu_fprintf(f, "BROKEN: LO=0x" TARGET_FMT_lx "\n", env->LO[env->current_tc]);
6731 if (!SIGN_EXT_P(env->btarget))
6732 cpu_fprintf(f, "BROKEN: btarget=0x" TARGET_FMT_lx "\n", env->btarget);
6734 for (i = 0; i < 32; i++) {
6735 if (!SIGN_EXT_P(env->gpr[i][env->current_tc]))
6736 cpu_fprintf(f, "BROKEN: %s=0x" TARGET_FMT_lx "\n", regnames[i], env->gpr[i][env->current_tc]);
6739 if (!SIGN_EXT_P(env->CP0_EPC))
6740 cpu_fprintf(f, "BROKEN: EPC=0x" TARGET_FMT_lx "\n", env->CP0_EPC);
6741 if (!SIGN_EXT_P(env->CP0_LLAddr))
6742 cpu_fprintf(f, "BROKEN: LLAddr=0x" TARGET_FMT_lx "\n", env->CP0_LLAddr);
6746 void cpu_dump_state (CPUState *env, FILE *f,
6747 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
6752 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",
6753 env->PC[env->current_tc], env->HI[env->current_tc], env->LO[env->current_tc], env->hflags, env->btarget, env->bcond);
6754 for (i = 0; i < 32; i++) {
6756 cpu_fprintf(f, "GPR%02d:", i);
6757 cpu_fprintf(f, " %s " TARGET_FMT_lx, regnames[i], env->gpr[i][env->current_tc]);
6759 cpu_fprintf(f, "\n");
6762 cpu_fprintf(f, "CP0 Status 0x%08x Cause 0x%08x EPC 0x" TARGET_FMT_lx "\n",
6763 env->CP0_Status, env->CP0_Cause, env->CP0_EPC);
6764 cpu_fprintf(f, " Config0 0x%08x Config1 0x%08x LLAddr 0x" TARGET_FMT_lx "\n",
6765 env->CP0_Config0, env->CP0_Config1, env->CP0_LLAddr);
6766 if (env->hflags & MIPS_HFLAG_FPU)
6767 fpu_dump_state(env, f, cpu_fprintf, flags);
6768 #if defined(TARGET_MIPS64) && defined(MIPS_DEBUG_SIGN_EXTENSIONS)
6769 cpu_mips_check_sign_extensions(env, f, cpu_fprintf, flags);
6773 #include "translate_init.c"
6775 CPUMIPSState *cpu_mips_init (const char *cpu_model)
6778 const mips_def_t *def;
6780 def = cpu_mips_find_by_name(cpu_model);
6783 env = qemu_mallocz(sizeof(CPUMIPSState));
6786 env->cpu_model = def;
6793 void cpu_reset (CPUMIPSState *env)
6795 memset(env, 0, offsetof(CPUMIPSState, breakpoints));
6800 #if !defined(CONFIG_USER_ONLY)
6801 if (env->hflags & MIPS_HFLAG_BMASK) {
6802 /* If the exception was raised from a delay slot,
6803 * come back to the jump. */
6804 env->CP0_ErrorEPC = env->PC[env->current_tc] - 4;
6806 env->CP0_ErrorEPC = env->PC[env->current_tc];
6808 env->PC[env->current_tc] = (int32_t)0xBFC00000;
6810 /* SMP not implemented */
6811 env->CP0_EBase = 0x80000000;
6812 env->CP0_Status = (1 << CP0St_BEV) | (1 << CP0St_ERL);
6813 /* vectored interrupts not implemented, timer on int 7,
6814 no performance counters. */
6815 env->CP0_IntCtl = 0xe0000000;
6819 for (i = 0; i < 7; i++) {
6820 env->CP0_WatchLo[i] = 0;
6821 env->CP0_WatchHi[i] = 0x80000000;
6823 env->CP0_WatchLo[7] = 0;
6824 env->CP0_WatchHi[7] = 0;
6826 /* Count register increments in debug mode, EJTAG version 1 */
6827 env->CP0_Debug = (1 << CP0DB_CNT) | (0x1 << CP0DB_VER);
6829 env->exception_index = EXCP_NONE;
6830 #if defined(CONFIG_USER_ONLY)
6831 env->hflags = MIPS_HFLAG_UM;
6832 env->user_mode_only = 1;
6834 env->hflags = MIPS_HFLAG_CP0;
6836 cpu_mips_register(env, env->cpu_model);