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;
549 BS_NONE = 0, /* We go out of the TB without reaching a branch or an
550 * exception condition
552 BS_STOP = 1, /* We want to stop translation for any reason */
553 BS_BRANCH = 2, /* We reached a branch condition */
554 BS_EXCP = 3, /* We reached an exception condition */
557 #ifdef MIPS_DEBUG_DISAS
558 #define MIPS_DEBUG(fmt, args...) \
560 if (loglevel & CPU_LOG_TB_IN_ASM) { \
561 fprintf(logfile, TARGET_FMT_lx ": %08x " fmt "\n", \
562 ctx->pc, ctx->opcode , ##args); \
566 #define MIPS_DEBUG(fmt, args...) do { } while(0)
569 #define MIPS_INVAL(op) \
571 MIPS_DEBUG("Invalid %s %03x %03x %03x", op, ctx->opcode >> 26, \
572 ctx->opcode & 0x3F, ((ctx->opcode >> 16) & 0x1F)); \
575 #define GEN_LOAD_REG_TN(Tn, Rn) \
578 glue(gen_op_reset_, Tn)(); \
580 glue(gen_op_load_gpr_, Tn)(Rn); \
584 #define GEN_LOAD_SRSREG_TN(Tn, Rn) \
587 glue(gen_op_reset_, Tn)(); \
589 glue(gen_op_load_srsgpr_, Tn)(Rn); \
593 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
594 #define GEN_LOAD_IMM_TN(Tn, Imm) \
597 glue(gen_op_reset_, Tn)(); \
598 } else if ((int32_t)Imm == Imm) { \
599 glue(gen_op_set_, Tn)(Imm); \
601 glue(gen_op_set64_, Tn)(((uint64_t)Imm) >> 32, (uint32_t)Imm); \
605 #define GEN_LOAD_IMM_TN(Tn, Imm) \
608 glue(gen_op_reset_, Tn)(); \
610 glue(gen_op_set_, Tn)(Imm); \
615 #define GEN_STORE_TN_REG(Rn, Tn) \
618 glue(glue(gen_op_store_, Tn),_gpr)(Rn); \
622 #define GEN_STORE_TN_SRSREG(Rn, Tn) \
625 glue(glue(gen_op_store_, Tn),_srsgpr)(Rn); \
629 #define GEN_LOAD_FREG_FTN(FTn, Fn) \
631 glue(gen_op_load_fpr_, FTn)(Fn); \
634 #define GEN_STORE_FTN_FREG(Fn, FTn) \
636 glue(gen_op_store_fpr_, FTn)(Fn); \
639 static always_inline void gen_save_pc(target_ulong pc)
641 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
642 if (pc == (int32_t)pc) {
645 gen_op_save_pc64(pc >> 32, (uint32_t)pc);
652 static always_inline void gen_save_btarget(target_ulong btarget)
654 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
655 if (btarget == (int32_t)btarget) {
656 gen_op_save_btarget(btarget);
658 gen_op_save_btarget64(btarget >> 32, (uint32_t)btarget);
661 gen_op_save_btarget(btarget);
665 static always_inline void save_cpu_state (DisasContext *ctx, int do_save_pc)
667 #if defined MIPS_DEBUG_DISAS
668 if (loglevel & CPU_LOG_TB_IN_ASM) {
669 fprintf(logfile, "hflags %08x saved %08x\n",
670 ctx->hflags, ctx->saved_hflags);
673 if (do_save_pc && ctx->pc != ctx->saved_pc) {
674 gen_save_pc(ctx->pc);
675 ctx->saved_pc = ctx->pc;
677 if (ctx->hflags != ctx->saved_hflags) {
678 gen_op_save_state(ctx->hflags);
679 ctx->saved_hflags = ctx->hflags;
680 switch (ctx->hflags & MIPS_HFLAG_BMASK) {
682 gen_op_save_breg_target();
688 /* bcond was already saved by the BL insn */
691 gen_save_btarget(ctx->btarget);
697 static always_inline void restore_cpu_state (CPUState *env, DisasContext *ctx)
699 ctx->saved_hflags = ctx->hflags;
700 switch (ctx->hflags & MIPS_HFLAG_BMASK) {
702 gen_op_restore_breg_target();
705 ctx->btarget = env->btarget;
709 ctx->btarget = env->btarget;
710 gen_op_restore_bcond();
715 static always_inline void generate_exception_err (DisasContext *ctx, int excp, int err)
717 #if defined MIPS_DEBUG_DISAS
718 if (loglevel & CPU_LOG_TB_IN_ASM)
719 fprintf(logfile, "%s: raise exception %d\n", __func__, excp);
721 save_cpu_state(ctx, 1);
723 gen_op_raise_exception(excp);
725 gen_op_raise_exception_err(excp, err);
726 ctx->bstate = BS_EXCP;
729 static always_inline void generate_exception (DisasContext *ctx, int excp)
731 generate_exception_err (ctx, excp, 0);
734 static always_inline void check_cp0_enabled(DisasContext *ctx)
736 if (unlikely(!(ctx->hflags & MIPS_HFLAG_CP0)))
737 generate_exception_err(ctx, EXCP_CpU, 1);
740 static always_inline void check_cp1_enabled(DisasContext *ctx)
742 if (unlikely(!(ctx->hflags & MIPS_HFLAG_FPU)))
743 generate_exception_err(ctx, EXCP_CpU, 1);
746 static always_inline void check_cp1_64bitmode(DisasContext *ctx)
748 if (unlikely(!(ctx->hflags & MIPS_HFLAG_F64)))
749 generate_exception(ctx, EXCP_RI);
753 * Verify if floating point register is valid; an operation is not defined
754 * if bit 0 of any register specification is set and the FR bit in the
755 * Status register equals zero, since the register numbers specify an
756 * even-odd pair of adjacent coprocessor general registers. When the FR bit
757 * in the Status register equals one, both even and odd register numbers
758 * are valid. This limitation exists only for 64 bit wide (d,l,ps) registers.
760 * Multiple 64 bit wide registers can be checked by calling
761 * gen_op_cp1_registers(freg1 | freg2 | ... | fregN);
763 void check_cp1_registers(DisasContext *ctx, int regs)
765 if (unlikely(!(ctx->hflags & MIPS_HFLAG_F64) && (regs & 1)))
766 generate_exception(ctx, EXCP_RI);
769 /* This code generates a "reserved instruction" exception if the
770 CPU does not support the instruction set corresponding to flags. */
771 static always_inline void check_insn(CPUState *env, DisasContext *ctx, int flags)
773 if (unlikely(!(env->insn_flags & flags)))
774 generate_exception(ctx, EXCP_RI);
777 /* This code generates a "reserved instruction" exception if 64-bit
778 instructions are not enabled. */
779 static always_inline void check_mips_64(DisasContext *ctx)
781 if (unlikely(!(ctx->hflags & MIPS_HFLAG_64)))
782 generate_exception(ctx, EXCP_RI);
785 #if defined(CONFIG_USER_ONLY)
786 #define op_ldst(name) gen_op_##name##_raw()
787 #define OP_LD_TABLE(width)
788 #define OP_ST_TABLE(width)
790 #define op_ldst(name) (*gen_op_##name[ctx->mem_idx])()
791 #define OP_LD_TABLE(width) \
792 static GenOpFunc *gen_op_l##width[] = { \
793 &gen_op_l##width##_kernel, \
794 &gen_op_l##width##_super, \
795 &gen_op_l##width##_user, \
797 #define OP_ST_TABLE(width) \
798 static GenOpFunc *gen_op_s##width[] = { \
799 &gen_op_s##width##_kernel, \
800 &gen_op_s##width##_super, \
801 &gen_op_s##width##_user, \
805 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
838 static void gen_ldst (DisasContext *ctx, uint32_t opc, int rt,
839 int base, int16_t offset)
841 const char *opn = "ldst";
844 GEN_LOAD_IMM_TN(T0, offset);
845 } else if (offset == 0) {
846 gen_op_load_gpr_T0(base);
848 gen_op_load_gpr_T0(base);
849 gen_op_set_T1(offset);
852 /* Don't do NOP if destination is zero: we must perform the actual
855 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
858 GEN_STORE_TN_REG(rt, T0);
863 GEN_STORE_TN_REG(rt, T0);
868 GEN_STORE_TN_REG(rt, T0);
872 GEN_LOAD_REG_TN(T1, rt);
877 save_cpu_state(ctx, 1);
878 GEN_LOAD_REG_TN(T1, rt);
880 GEN_STORE_TN_REG(rt, T0);
884 GEN_LOAD_REG_TN(T1, rt);
886 GEN_STORE_TN_REG(rt, T1);
890 GEN_LOAD_REG_TN(T1, rt);
895 GEN_LOAD_REG_TN(T1, rt);
897 GEN_STORE_TN_REG(rt, T1);
901 GEN_LOAD_REG_TN(T1, rt);
908 GEN_STORE_TN_REG(rt, T0);
912 GEN_LOAD_REG_TN(T1, rt);
918 GEN_STORE_TN_REG(rt, T0);
922 GEN_LOAD_REG_TN(T1, rt);
928 GEN_STORE_TN_REG(rt, T0);
933 GEN_STORE_TN_REG(rt, T0);
937 GEN_LOAD_REG_TN(T1, rt);
943 GEN_STORE_TN_REG(rt, T0);
947 GEN_LOAD_REG_TN(T1, rt);
949 GEN_STORE_TN_REG(rt, T1);
953 GEN_LOAD_REG_TN(T1, rt);
958 GEN_LOAD_REG_TN(T1, rt);
960 GEN_STORE_TN_REG(rt, T1);
964 GEN_LOAD_REG_TN(T1, rt);
970 GEN_STORE_TN_REG(rt, T0);
974 save_cpu_state(ctx, 1);
975 GEN_LOAD_REG_TN(T1, rt);
977 GEN_STORE_TN_REG(rt, T0);
982 generate_exception(ctx, EXCP_RI);
985 MIPS_DEBUG("%s %s, %d(%s)", opn, regnames[rt], offset, regnames[base]);
989 static void gen_flt_ldst (DisasContext *ctx, uint32_t opc, int ft,
990 int base, int16_t offset)
992 const char *opn = "flt_ldst";
995 GEN_LOAD_IMM_TN(T0, offset);
996 } else if (offset == 0) {
997 gen_op_load_gpr_T0(base);
999 gen_op_load_gpr_T0(base);
1000 gen_op_set_T1(offset);
1003 /* Don't do NOP if destination is zero: we must perform the actual
1008 GEN_STORE_FTN_FREG(ft, WT0);
1012 GEN_LOAD_FREG_FTN(WT0, ft);
1018 GEN_STORE_FTN_FREG(ft, DT0);
1022 GEN_LOAD_FREG_FTN(DT0, ft);
1028 generate_exception(ctx, EXCP_RI);
1031 MIPS_DEBUG("%s %s, %d(%s)", opn, fregnames[ft], offset, regnames[base]);
1034 /* Arithmetic with immediate operand */
1035 static void gen_arith_imm (CPUState *env, DisasContext *ctx, uint32_t opc,
1036 int rt, int rs, int16_t imm)
1039 const char *opn = "imm arith";
1041 if (rt == 0 && opc != OPC_ADDI && opc != OPC_DADDI) {
1042 /* If no destination, treat it as a NOP.
1043 For addi, we must generate the overflow exception when needed. */
1047 uimm = (uint16_t)imm;
1051 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
1057 uimm = (target_long)imm; /* Sign extend to 32/64 bits */
1062 GEN_LOAD_REG_TN(T0, rs);
1063 GEN_LOAD_IMM_TN(T1, uimm);
1066 GEN_LOAD_IMM_TN(T0, imm << 16);
1071 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
1080 GEN_LOAD_REG_TN(T0, rs);
1081 GEN_LOAD_IMM_TN(T1, uimm);
1086 save_cpu_state(ctx, 1);
1094 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
1096 save_cpu_state(ctx, 1);
1137 switch ((ctx->opcode >> 21) & 0x1f) {
1143 /* rotr is decoded as srl on non-R2 CPUs */
1144 if (env->insn_flags & ISA_MIPS32R2) {
1153 MIPS_INVAL("invalid srl flag");
1154 generate_exception(ctx, EXCP_RI);
1158 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
1168 switch ((ctx->opcode >> 21) & 0x1f) {
1174 /* drotr is decoded as dsrl on non-R2 CPUs */
1175 if (env->insn_flags & ISA_MIPS32R2) {
1184 MIPS_INVAL("invalid dsrl flag");
1185 generate_exception(ctx, EXCP_RI);
1198 switch ((ctx->opcode >> 21) & 0x1f) {
1204 /* drotr32 is decoded as dsrl32 on non-R2 CPUs */
1205 if (env->insn_flags & ISA_MIPS32R2) {
1214 MIPS_INVAL("invalid dsrl32 flag");
1215 generate_exception(ctx, EXCP_RI);
1222 generate_exception(ctx, EXCP_RI);
1225 GEN_STORE_TN_REG(rt, T0);
1226 MIPS_DEBUG("%s %s, %s, " TARGET_FMT_lx, opn, regnames[rt], regnames[rs], uimm);
1230 static void gen_arith (CPUState *env, DisasContext *ctx, uint32_t opc,
1231 int rd, int rs, int rt)
1233 const char *opn = "arith";
1235 if (rd == 0 && opc != OPC_ADD && opc != OPC_SUB
1236 && opc != OPC_DADD && opc != OPC_DSUB) {
1237 /* If no destination, treat it as a NOP.
1238 For add & sub, we must generate the overflow exception when needed. */
1242 GEN_LOAD_REG_TN(T0, rs);
1243 GEN_LOAD_REG_TN(T1, rt);
1246 save_cpu_state(ctx, 1);
1255 save_cpu_state(ctx, 1);
1263 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
1265 save_cpu_state(ctx, 1);
1274 save_cpu_state(ctx, 1);
1328 switch ((ctx->opcode >> 6) & 0x1f) {
1334 /* rotrv is decoded as srlv on non-R2 CPUs */
1335 if (env->insn_flags & ISA_MIPS32R2) {
1344 MIPS_INVAL("invalid srlv flag");
1345 generate_exception(ctx, EXCP_RI);
1349 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
1359 switch ((ctx->opcode >> 6) & 0x1f) {
1365 /* drotrv is decoded as dsrlv on non-R2 CPUs */
1366 if (env->insn_flags & ISA_MIPS32R2) {
1375 MIPS_INVAL("invalid dsrlv flag");
1376 generate_exception(ctx, EXCP_RI);
1383 generate_exception(ctx, EXCP_RI);
1386 GEN_STORE_TN_REG(rd, T0);
1388 MIPS_DEBUG("%s %s, %s, %s", opn, regnames[rd], regnames[rs], regnames[rt]);
1391 /* Arithmetic on HI/LO registers */
1392 static void gen_HILO (DisasContext *ctx, uint32_t opc, int reg)
1394 const char *opn = "hilo";
1396 if (reg == 0 && (opc == OPC_MFHI || opc == OPC_MFLO)) {
1404 GEN_STORE_TN_REG(reg, T0);
1409 GEN_STORE_TN_REG(reg, T0);
1413 GEN_LOAD_REG_TN(T0, reg);
1418 GEN_LOAD_REG_TN(T0, reg);
1424 generate_exception(ctx, EXCP_RI);
1427 MIPS_DEBUG("%s %s", opn, regnames[reg]);
1430 static void gen_muldiv (DisasContext *ctx, uint32_t opc,
1433 const char *opn = "mul/div";
1435 GEN_LOAD_REG_TN(T0, rs);
1436 GEN_LOAD_REG_TN(T1, rt);
1454 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
1490 generate_exception(ctx, EXCP_RI);
1493 MIPS_DEBUG("%s %s %s", opn, regnames[rs], regnames[rt]);
1496 static void gen_cl (DisasContext *ctx, uint32_t opc,
1499 const char *opn = "CLx";
1505 GEN_LOAD_REG_TN(T0, rs);
1515 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
1527 generate_exception(ctx, EXCP_RI);
1530 gen_op_store_T0_gpr(rd);
1531 MIPS_DEBUG("%s %s, %s", opn, regnames[rd], regnames[rs]);
1535 static void gen_trap (DisasContext *ctx, uint32_t opc,
1536 int rs, int rt, int16_t imm)
1541 /* Load needed operands */
1549 /* Compare two registers */
1551 GEN_LOAD_REG_TN(T0, rs);
1552 GEN_LOAD_REG_TN(T1, rt);
1562 /* Compare register to immediate */
1563 if (rs != 0 || imm != 0) {
1564 GEN_LOAD_REG_TN(T0, rs);
1565 GEN_LOAD_IMM_TN(T1, (int32_t)imm);
1572 case OPC_TEQ: /* rs == rs */
1573 case OPC_TEQI: /* r0 == 0 */
1574 case OPC_TGE: /* rs >= rs */
1575 case OPC_TGEI: /* r0 >= 0 */
1576 case OPC_TGEU: /* rs >= rs unsigned */
1577 case OPC_TGEIU: /* r0 >= 0 unsigned */
1581 case OPC_TLT: /* rs < rs */
1582 case OPC_TLTI: /* r0 < 0 */
1583 case OPC_TLTU: /* rs < rs unsigned */
1584 case OPC_TLTIU: /* r0 < 0 unsigned */
1585 case OPC_TNE: /* rs != rs */
1586 case OPC_TNEI: /* r0 != 0 */
1587 /* Never trap: treat as NOP. */
1591 generate_exception(ctx, EXCP_RI);
1622 generate_exception(ctx, EXCP_RI);
1626 save_cpu_state(ctx, 1);
1628 ctx->bstate = BS_STOP;
1631 static always_inline void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest)
1633 TranslationBlock *tb;
1635 if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) {
1637 gen_op_goto_tb0(TBPARAM(tb));
1639 gen_op_goto_tb1(TBPARAM(tb));
1641 gen_op_set_T0((long)tb + n);
1649 /* Branches (before delay slot) */
1650 static void gen_compute_branch (DisasContext *ctx, uint32_t opc,
1651 int rs, int rt, int32_t offset)
1653 target_ulong btarget = -1;
1657 if (ctx->hflags & MIPS_HFLAG_BMASK) {
1658 #ifdef MIPS_DEBUG_DISAS
1659 if (loglevel & CPU_LOG_TB_IN_ASM) {
1661 "Branch in delay slot at PC 0x" TARGET_FMT_lx "\n",
1665 generate_exception(ctx, EXCP_RI);
1669 /* Load needed operands */
1675 /* Compare two registers */
1677 GEN_LOAD_REG_TN(T0, rs);
1678 GEN_LOAD_REG_TN(T1, rt);
1681 btarget = ctx->pc + 4 + offset;
1695 /* Compare to zero */
1697 gen_op_load_gpr_T0(rs);
1700 btarget = ctx->pc + 4 + offset;
1704 /* Jump to immediate */
1705 btarget = ((ctx->pc + 4) & (int32_t)0xF0000000) | (uint32_t)offset;
1709 /* Jump to register */
1710 if (offset != 0 && offset != 16) {
1711 /* Hint = 0 is JR/JALR, hint 16 is JR.HB/JALR.HB, the
1712 others are reserved. */
1713 MIPS_INVAL("jump hint");
1714 generate_exception(ctx, EXCP_RI);
1717 GEN_LOAD_REG_TN(T2, rs);
1720 MIPS_INVAL("branch/jump");
1721 generate_exception(ctx, EXCP_RI);
1725 /* No condition to be computed */
1727 case OPC_BEQ: /* rx == rx */
1728 case OPC_BEQL: /* rx == rx likely */
1729 case OPC_BGEZ: /* 0 >= 0 */
1730 case OPC_BGEZL: /* 0 >= 0 likely */
1731 case OPC_BLEZ: /* 0 <= 0 */
1732 case OPC_BLEZL: /* 0 <= 0 likely */
1734 ctx->hflags |= MIPS_HFLAG_B;
1735 MIPS_DEBUG("balways");
1737 case OPC_BGEZAL: /* 0 >= 0 */
1738 case OPC_BGEZALL: /* 0 >= 0 likely */
1739 /* Always take and link */
1741 ctx->hflags |= MIPS_HFLAG_B;
1742 MIPS_DEBUG("balways and link");
1744 case OPC_BNE: /* rx != rx */
1745 case OPC_BGTZ: /* 0 > 0 */
1746 case OPC_BLTZ: /* 0 < 0 */
1748 MIPS_DEBUG("bnever (NOP)");
1750 case OPC_BLTZAL: /* 0 < 0 */
1751 GEN_LOAD_IMM_TN(T0, ctx->pc + 8);
1752 gen_op_store_T0_gpr(31);
1753 MIPS_DEBUG("bnever and link");
1755 case OPC_BLTZALL: /* 0 < 0 likely */
1756 GEN_LOAD_IMM_TN(T0, ctx->pc + 8);
1757 gen_op_store_T0_gpr(31);
1758 /* Skip the instruction in the delay slot */
1759 MIPS_DEBUG("bnever, link and skip");
1762 case OPC_BNEL: /* rx != rx likely */
1763 case OPC_BGTZL: /* 0 > 0 likely */
1764 case OPC_BLTZL: /* 0 < 0 likely */
1765 /* Skip the instruction in the delay slot */
1766 MIPS_DEBUG("bnever and skip");
1770 ctx->hflags |= MIPS_HFLAG_B;
1771 MIPS_DEBUG("j " TARGET_FMT_lx, btarget);
1775 ctx->hflags |= MIPS_HFLAG_B;
1776 MIPS_DEBUG("jal " TARGET_FMT_lx, btarget);
1779 ctx->hflags |= MIPS_HFLAG_BR;
1780 MIPS_DEBUG("jr %s", regnames[rs]);
1784 ctx->hflags |= MIPS_HFLAG_BR;
1785 MIPS_DEBUG("jalr %s, %s", regnames[rt], regnames[rs]);
1788 MIPS_INVAL("branch/jump");
1789 generate_exception(ctx, EXCP_RI);
1796 MIPS_DEBUG("beq %s, %s, " TARGET_FMT_lx,
1797 regnames[rs], regnames[rt], btarget);
1801 MIPS_DEBUG("beql %s, %s, " TARGET_FMT_lx,
1802 regnames[rs], regnames[rt], btarget);
1806 MIPS_DEBUG("bne %s, %s, " TARGET_FMT_lx,
1807 regnames[rs], regnames[rt], btarget);
1811 MIPS_DEBUG("bnel %s, %s, " TARGET_FMT_lx,
1812 regnames[rs], regnames[rt], btarget);
1816 MIPS_DEBUG("bgez %s, " TARGET_FMT_lx, regnames[rs], btarget);
1820 MIPS_DEBUG("bgezl %s, " TARGET_FMT_lx, regnames[rs], btarget);
1824 MIPS_DEBUG("bgezal %s, " TARGET_FMT_lx, regnames[rs], btarget);
1830 MIPS_DEBUG("bgezall %s, " TARGET_FMT_lx, regnames[rs], btarget);
1834 MIPS_DEBUG("bgtz %s, " TARGET_FMT_lx, regnames[rs], btarget);
1838 MIPS_DEBUG("bgtzl %s, " TARGET_FMT_lx, regnames[rs], btarget);
1842 MIPS_DEBUG("blez %s, " TARGET_FMT_lx, regnames[rs], btarget);
1846 MIPS_DEBUG("blezl %s, " TARGET_FMT_lx, regnames[rs], btarget);
1850 MIPS_DEBUG("bltz %s, " TARGET_FMT_lx, regnames[rs], btarget);
1854 MIPS_DEBUG("bltzl %s, " TARGET_FMT_lx, regnames[rs], btarget);
1859 MIPS_DEBUG("bltzal %s, " TARGET_FMT_lx, regnames[rs], btarget);
1861 ctx->hflags |= MIPS_HFLAG_BC;
1867 MIPS_DEBUG("bltzall %s, " TARGET_FMT_lx, regnames[rs], btarget);
1869 ctx->hflags |= MIPS_HFLAG_BL;
1871 gen_op_save_bcond();
1874 MIPS_INVAL("conditional branch/jump");
1875 generate_exception(ctx, EXCP_RI);
1879 MIPS_DEBUG("enter ds: link %d cond %02x target " TARGET_FMT_lx,
1880 blink, ctx->hflags, btarget);
1882 ctx->btarget = btarget;
1884 GEN_LOAD_IMM_TN(T0, ctx->pc + 8);
1885 gen_op_store_T0_gpr(blink);
1889 /* special3 bitfield operations */
1890 static void gen_bitops (DisasContext *ctx, uint32_t opc, int rt,
1891 int rs, int lsb, int msb)
1893 GEN_LOAD_REG_TN(T1, rs);
1898 gen_op_ext(lsb, msb + 1);
1903 gen_op_ext(lsb, msb + 1 + 32);
1908 gen_op_ext(lsb + 32, msb + 1);
1911 gen_op_ext(lsb, msb + 1);
1916 GEN_LOAD_REG_TN(T0, rt);
1917 gen_op_ins(lsb, msb - lsb + 1);
1922 GEN_LOAD_REG_TN(T0, rt);
1923 gen_op_ins(lsb, msb - lsb + 1 + 32);
1928 GEN_LOAD_REG_TN(T0, rt);
1929 gen_op_ins(lsb + 32, msb - lsb + 1);
1934 GEN_LOAD_REG_TN(T0, rt);
1935 gen_op_ins(lsb, msb - lsb + 1);
1939 MIPS_INVAL("bitops");
1940 generate_exception(ctx, EXCP_RI);
1943 GEN_STORE_TN_REG(rt, T0);
1946 /* CP0 (MMU and control) */
1947 static void gen_mfc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
1949 const char *rn = "invalid";
1952 check_insn(env, ctx, ISA_MIPS32);
1958 gen_op_mfc0_index();
1962 check_insn(env, ctx, ASE_MT);
1963 gen_op_mfc0_mvpcontrol();
1967 check_insn(env, ctx, ASE_MT);
1968 gen_op_mfc0_mvpconf0();
1972 check_insn(env, ctx, ASE_MT);
1973 gen_op_mfc0_mvpconf1();
1983 gen_op_mfc0_random();
1987 check_insn(env, ctx, ASE_MT);
1988 gen_op_mfc0_vpecontrol();
1992 check_insn(env, ctx, ASE_MT);
1993 gen_op_mfc0_vpeconf0();
1997 check_insn(env, ctx, ASE_MT);
1998 gen_op_mfc0_vpeconf1();
2002 check_insn(env, ctx, ASE_MT);
2003 gen_op_mfc0_yqmask();
2007 check_insn(env, ctx, ASE_MT);
2008 gen_op_mfc0_vpeschedule();
2012 check_insn(env, ctx, ASE_MT);
2013 gen_op_mfc0_vpeschefback();
2014 rn = "VPEScheFBack";
2017 check_insn(env, ctx, ASE_MT);
2018 gen_op_mfc0_vpeopt();
2028 gen_op_mfc0_entrylo0();
2032 check_insn(env, ctx, ASE_MT);
2033 gen_op_mfc0_tcstatus();
2037 check_insn(env, ctx, ASE_MT);
2038 gen_op_mfc0_tcbind();
2042 check_insn(env, ctx, ASE_MT);
2043 gen_op_mfc0_tcrestart();
2047 check_insn(env, ctx, ASE_MT);
2048 gen_op_mfc0_tchalt();
2052 check_insn(env, ctx, ASE_MT);
2053 gen_op_mfc0_tccontext();
2057 check_insn(env, ctx, ASE_MT);
2058 gen_op_mfc0_tcschedule();
2062 check_insn(env, ctx, ASE_MT);
2063 gen_op_mfc0_tcschefback();
2073 gen_op_mfc0_entrylo1();
2083 gen_op_mfc0_context();
2087 // gen_op_mfc0_contextconfig(); /* SmartMIPS ASE */
2088 rn = "ContextConfig";
2097 gen_op_mfc0_pagemask();
2101 check_insn(env, ctx, ISA_MIPS32R2);
2102 gen_op_mfc0_pagegrain();
2112 gen_op_mfc0_wired();
2116 check_insn(env, ctx, ISA_MIPS32R2);
2117 gen_op_mfc0_srsconf0();
2121 check_insn(env, ctx, ISA_MIPS32R2);
2122 gen_op_mfc0_srsconf1();
2126 check_insn(env, ctx, ISA_MIPS32R2);
2127 gen_op_mfc0_srsconf2();
2131 check_insn(env, ctx, ISA_MIPS32R2);
2132 gen_op_mfc0_srsconf3();
2136 check_insn(env, ctx, ISA_MIPS32R2);
2137 gen_op_mfc0_srsconf4();
2147 check_insn(env, ctx, ISA_MIPS32R2);
2148 gen_op_mfc0_hwrena();
2158 gen_op_mfc0_badvaddr();
2168 gen_op_mfc0_count();
2171 /* 6,7 are implementation dependent */
2179 gen_op_mfc0_entryhi();
2189 gen_op_mfc0_compare();
2192 /* 6,7 are implementation dependent */
2200 gen_op_mfc0_status();
2204 check_insn(env, ctx, ISA_MIPS32R2);
2205 gen_op_mfc0_intctl();
2209 check_insn(env, ctx, ISA_MIPS32R2);
2210 gen_op_mfc0_srsctl();
2214 check_insn(env, ctx, ISA_MIPS32R2);
2215 gen_op_mfc0_srsmap();
2225 gen_op_mfc0_cause();
2249 check_insn(env, ctx, ISA_MIPS32R2);
2250 gen_op_mfc0_ebase();
2260 gen_op_mfc0_config0();
2264 gen_op_mfc0_config1();
2268 gen_op_mfc0_config2();
2272 gen_op_mfc0_config3();
2275 /* 4,5 are reserved */
2276 /* 6,7 are implementation dependent */
2278 gen_op_mfc0_config6();
2282 gen_op_mfc0_config7();
2292 gen_op_mfc0_lladdr();
2302 gen_op_mfc0_watchlo(sel);
2312 gen_op_mfc0_watchhi(sel);
2322 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
2323 check_insn(env, ctx, ISA_MIPS3);
2324 gen_op_mfc0_xcontext();
2333 /* Officially reserved, but sel 0 is used for R1x000 framemask */
2336 gen_op_mfc0_framemask();
2345 rn = "'Diagnostic"; /* implementation dependent */
2350 gen_op_mfc0_debug(); /* EJTAG support */
2354 // gen_op_mfc0_tracecontrol(); /* PDtrace support */
2355 rn = "TraceControl";
2358 // gen_op_mfc0_tracecontrol2(); /* PDtrace support */
2359 rn = "TraceControl2";
2362 // gen_op_mfc0_usertracedata(); /* PDtrace support */
2363 rn = "UserTraceData";
2366 // gen_op_mfc0_debug(); /* PDtrace support */
2376 gen_op_mfc0_depc(); /* EJTAG support */
2386 gen_op_mfc0_performance0();
2387 rn = "Performance0";
2390 // gen_op_mfc0_performance1();
2391 rn = "Performance1";
2394 // gen_op_mfc0_performance2();
2395 rn = "Performance2";
2398 // gen_op_mfc0_performance3();
2399 rn = "Performance3";
2402 // gen_op_mfc0_performance4();
2403 rn = "Performance4";
2406 // gen_op_mfc0_performance5();
2407 rn = "Performance5";
2410 // gen_op_mfc0_performance6();
2411 rn = "Performance6";
2414 // gen_op_mfc0_performance7();
2415 rn = "Performance7";
2440 gen_op_mfc0_taglo();
2447 gen_op_mfc0_datalo();
2460 gen_op_mfc0_taghi();
2467 gen_op_mfc0_datahi();
2477 gen_op_mfc0_errorepc();
2487 gen_op_mfc0_desave(); /* EJTAG support */
2497 #if defined MIPS_DEBUG_DISAS
2498 if (loglevel & CPU_LOG_TB_IN_ASM) {
2499 fprintf(logfile, "mfc0 %s (reg %d sel %d)\n",
2506 #if defined MIPS_DEBUG_DISAS
2507 if (loglevel & CPU_LOG_TB_IN_ASM) {
2508 fprintf(logfile, "mfc0 %s (reg %d sel %d)\n",
2512 generate_exception(ctx, EXCP_RI);
2515 static void gen_mtc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
2517 const char *rn = "invalid";
2520 check_insn(env, ctx, ISA_MIPS32);
2526 gen_op_mtc0_index();
2530 check_insn(env, ctx, ASE_MT);
2531 gen_op_mtc0_mvpcontrol();
2535 check_insn(env, ctx, ASE_MT);
2540 check_insn(env, ctx, ASE_MT);
2555 check_insn(env, ctx, ASE_MT);
2556 gen_op_mtc0_vpecontrol();
2560 check_insn(env, ctx, ASE_MT);
2561 gen_op_mtc0_vpeconf0();
2565 check_insn(env, ctx, ASE_MT);
2566 gen_op_mtc0_vpeconf1();
2570 check_insn(env, ctx, ASE_MT);
2571 gen_op_mtc0_yqmask();
2575 check_insn(env, ctx, ASE_MT);
2576 gen_op_mtc0_vpeschedule();
2580 check_insn(env, ctx, ASE_MT);
2581 gen_op_mtc0_vpeschefback();
2582 rn = "VPEScheFBack";
2585 check_insn(env, ctx, ASE_MT);
2586 gen_op_mtc0_vpeopt();
2596 gen_op_mtc0_entrylo0();
2600 check_insn(env, ctx, ASE_MT);
2601 gen_op_mtc0_tcstatus();
2605 check_insn(env, ctx, ASE_MT);
2606 gen_op_mtc0_tcbind();
2610 check_insn(env, ctx, ASE_MT);
2611 gen_op_mtc0_tcrestart();
2615 check_insn(env, ctx, ASE_MT);
2616 gen_op_mtc0_tchalt();
2620 check_insn(env, ctx, ASE_MT);
2621 gen_op_mtc0_tccontext();
2625 check_insn(env, ctx, ASE_MT);
2626 gen_op_mtc0_tcschedule();
2630 check_insn(env, ctx, ASE_MT);
2631 gen_op_mtc0_tcschefback();
2641 gen_op_mtc0_entrylo1();
2651 gen_op_mtc0_context();
2655 // gen_op_mtc0_contextconfig(); /* SmartMIPS ASE */
2656 rn = "ContextConfig";
2665 gen_op_mtc0_pagemask();
2669 check_insn(env, ctx, ISA_MIPS32R2);
2670 gen_op_mtc0_pagegrain();
2680 gen_op_mtc0_wired();
2684 check_insn(env, ctx, ISA_MIPS32R2);
2685 gen_op_mtc0_srsconf0();
2689 check_insn(env, ctx, ISA_MIPS32R2);
2690 gen_op_mtc0_srsconf1();
2694 check_insn(env, ctx, ISA_MIPS32R2);
2695 gen_op_mtc0_srsconf2();
2699 check_insn(env, ctx, ISA_MIPS32R2);
2700 gen_op_mtc0_srsconf3();
2704 check_insn(env, ctx, ISA_MIPS32R2);
2705 gen_op_mtc0_srsconf4();
2715 check_insn(env, ctx, ISA_MIPS32R2);
2716 gen_op_mtc0_hwrena();
2730 gen_op_mtc0_count();
2733 /* 6,7 are implementation dependent */
2737 /* Stop translation as we may have switched the execution mode */
2738 ctx->bstate = BS_STOP;
2743 gen_op_mtc0_entryhi();
2753 gen_op_mtc0_compare();
2756 /* 6,7 are implementation dependent */
2760 /* Stop translation as we may have switched the execution mode */
2761 ctx->bstate = BS_STOP;
2766 gen_op_mtc0_status();
2767 /* BS_STOP isn't good enough here, hflags may have changed. */
2768 gen_save_pc(ctx->pc + 4);
2769 ctx->bstate = BS_EXCP;
2773 check_insn(env, ctx, ISA_MIPS32R2);
2774 gen_op_mtc0_intctl();
2775 /* Stop translation as we may have switched the execution mode */
2776 ctx->bstate = BS_STOP;
2780 check_insn(env, ctx, ISA_MIPS32R2);
2781 gen_op_mtc0_srsctl();
2782 /* Stop translation as we may have switched the execution mode */
2783 ctx->bstate = BS_STOP;
2787 check_insn(env, ctx, ISA_MIPS32R2);
2788 gen_op_mtc0_srsmap();
2789 /* Stop translation as we may have switched the execution mode */
2790 ctx->bstate = BS_STOP;
2800 gen_op_mtc0_cause();
2806 /* Stop translation as we may have switched the execution mode */
2807 ctx->bstate = BS_STOP;
2826 check_insn(env, ctx, ISA_MIPS32R2);
2827 gen_op_mtc0_ebase();
2837 gen_op_mtc0_config0();
2839 /* Stop translation as we may have switched the execution mode */
2840 ctx->bstate = BS_STOP;
2843 /* ignored, read only */
2847 gen_op_mtc0_config2();
2849 /* Stop translation as we may have switched the execution mode */
2850 ctx->bstate = BS_STOP;
2853 /* ignored, read only */
2856 /* 4,5 are reserved */
2857 /* 6,7 are implementation dependent */
2867 rn = "Invalid config selector";
2884 gen_op_mtc0_watchlo(sel);
2894 gen_op_mtc0_watchhi(sel);
2904 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
2905 check_insn(env, ctx, ISA_MIPS3);
2906 gen_op_mtc0_xcontext();
2915 /* Officially reserved, but sel 0 is used for R1x000 framemask */
2918 gen_op_mtc0_framemask();
2927 rn = "Diagnostic"; /* implementation dependent */
2932 gen_op_mtc0_debug(); /* EJTAG support */
2933 /* BS_STOP isn't good enough here, hflags may have changed. */
2934 gen_save_pc(ctx->pc + 4);
2935 ctx->bstate = BS_EXCP;
2939 // gen_op_mtc0_tracecontrol(); /* PDtrace support */
2940 rn = "TraceControl";
2941 /* Stop translation as we may have switched the execution mode */
2942 ctx->bstate = BS_STOP;
2945 // gen_op_mtc0_tracecontrol2(); /* PDtrace support */
2946 rn = "TraceControl2";
2947 /* Stop translation as we may have switched the execution mode */
2948 ctx->bstate = BS_STOP;
2951 /* Stop translation as we may have switched the execution mode */
2952 ctx->bstate = BS_STOP;
2953 // gen_op_mtc0_usertracedata(); /* PDtrace support */
2954 rn = "UserTraceData";
2955 /* Stop translation as we may have switched the execution mode */
2956 ctx->bstate = BS_STOP;
2959 // gen_op_mtc0_debug(); /* PDtrace support */
2960 /* Stop translation as we may have switched the execution mode */
2961 ctx->bstate = BS_STOP;
2971 gen_op_mtc0_depc(); /* EJTAG support */
2981 gen_op_mtc0_performance0();
2982 rn = "Performance0";
2985 // gen_op_mtc0_performance1();
2986 rn = "Performance1";
2989 // gen_op_mtc0_performance2();
2990 rn = "Performance2";
2993 // gen_op_mtc0_performance3();
2994 rn = "Performance3";
2997 // gen_op_mtc0_performance4();
2998 rn = "Performance4";
3001 // gen_op_mtc0_performance5();
3002 rn = "Performance5";
3005 // gen_op_mtc0_performance6();
3006 rn = "Performance6";
3009 // gen_op_mtc0_performance7();
3010 rn = "Performance7";
3036 gen_op_mtc0_taglo();
3043 gen_op_mtc0_datalo();
3056 gen_op_mtc0_taghi();
3063 gen_op_mtc0_datahi();
3074 gen_op_mtc0_errorepc();
3084 gen_op_mtc0_desave(); /* EJTAG support */
3090 /* Stop translation as we may have switched the execution mode */
3091 ctx->bstate = BS_STOP;
3096 #if defined MIPS_DEBUG_DISAS
3097 if (loglevel & CPU_LOG_TB_IN_ASM) {
3098 fprintf(logfile, "mtc0 %s (reg %d sel %d)\n",
3105 #if defined MIPS_DEBUG_DISAS
3106 if (loglevel & CPU_LOG_TB_IN_ASM) {
3107 fprintf(logfile, "mtc0 %s (reg %d sel %d)\n",
3111 generate_exception(ctx, EXCP_RI);
3114 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
3115 static void gen_dmfc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
3117 const char *rn = "invalid";
3120 check_insn(env, ctx, ISA_MIPS64);
3126 gen_op_mfc0_index();
3130 check_insn(env, ctx, ASE_MT);
3131 gen_op_mfc0_mvpcontrol();
3135 check_insn(env, ctx, ASE_MT);
3136 gen_op_mfc0_mvpconf0();
3140 check_insn(env, ctx, ASE_MT);
3141 gen_op_mfc0_mvpconf1();
3151 gen_op_mfc0_random();
3155 check_insn(env, ctx, ASE_MT);
3156 gen_op_mfc0_vpecontrol();
3160 check_insn(env, ctx, ASE_MT);
3161 gen_op_mfc0_vpeconf0();
3165 check_insn(env, ctx, ASE_MT);
3166 gen_op_mfc0_vpeconf1();
3170 check_insn(env, ctx, ASE_MT);
3171 gen_op_dmfc0_yqmask();
3175 check_insn(env, ctx, ASE_MT);
3176 gen_op_dmfc0_vpeschedule();
3180 check_insn(env, ctx, ASE_MT);
3181 gen_op_dmfc0_vpeschefback();
3182 rn = "VPEScheFBack";
3185 check_insn(env, ctx, ASE_MT);
3186 gen_op_mfc0_vpeopt();
3196 gen_op_dmfc0_entrylo0();
3200 check_insn(env, ctx, ASE_MT);
3201 gen_op_mfc0_tcstatus();
3205 check_insn(env, ctx, ASE_MT);
3206 gen_op_mfc0_tcbind();
3210 check_insn(env, ctx, ASE_MT);
3211 gen_op_dmfc0_tcrestart();
3215 check_insn(env, ctx, ASE_MT);
3216 gen_op_dmfc0_tchalt();
3220 check_insn(env, ctx, ASE_MT);
3221 gen_op_dmfc0_tccontext();
3225 check_insn(env, ctx, ASE_MT);
3226 gen_op_dmfc0_tcschedule();
3230 check_insn(env, ctx, ASE_MT);
3231 gen_op_dmfc0_tcschefback();
3241 gen_op_dmfc0_entrylo1();
3251 gen_op_dmfc0_context();
3255 // gen_op_dmfc0_contextconfig(); /* SmartMIPS ASE */
3256 rn = "ContextConfig";
3265 gen_op_mfc0_pagemask();
3269 check_insn(env, ctx, ISA_MIPS32R2);
3270 gen_op_mfc0_pagegrain();
3280 gen_op_mfc0_wired();
3284 check_insn(env, ctx, ISA_MIPS32R2);
3285 gen_op_mfc0_srsconf0();
3289 check_insn(env, ctx, ISA_MIPS32R2);
3290 gen_op_mfc0_srsconf1();
3294 check_insn(env, ctx, ISA_MIPS32R2);
3295 gen_op_mfc0_srsconf2();
3299 check_insn(env, ctx, ISA_MIPS32R2);
3300 gen_op_mfc0_srsconf3();
3304 check_insn(env, ctx, ISA_MIPS32R2);
3305 gen_op_mfc0_srsconf4();
3315 check_insn(env, ctx, ISA_MIPS32R2);
3316 gen_op_mfc0_hwrena();
3326 gen_op_dmfc0_badvaddr();
3336 gen_op_mfc0_count();
3339 /* 6,7 are implementation dependent */
3347 gen_op_dmfc0_entryhi();
3357 gen_op_mfc0_compare();
3360 /* 6,7 are implementation dependent */
3368 gen_op_mfc0_status();
3372 check_insn(env, ctx, ISA_MIPS32R2);
3373 gen_op_mfc0_intctl();
3377 check_insn(env, ctx, ISA_MIPS32R2);
3378 gen_op_mfc0_srsctl();
3382 check_insn(env, ctx, ISA_MIPS32R2);
3383 gen_op_mfc0_srsmap();
3393 gen_op_mfc0_cause();
3417 check_insn(env, ctx, ISA_MIPS32R2);
3418 gen_op_mfc0_ebase();
3428 gen_op_mfc0_config0();
3432 gen_op_mfc0_config1();
3436 gen_op_mfc0_config2();
3440 gen_op_mfc0_config3();
3443 /* 6,7 are implementation dependent */
3451 gen_op_dmfc0_lladdr();
3461 gen_op_dmfc0_watchlo(sel);
3471 gen_op_mfc0_watchhi(sel);
3481 check_insn(env, ctx, ISA_MIPS3);
3482 gen_op_dmfc0_xcontext();
3490 /* Officially reserved, but sel 0 is used for R1x000 framemask */
3493 gen_op_mfc0_framemask();
3502 rn = "'Diagnostic"; /* implementation dependent */
3507 gen_op_mfc0_debug(); /* EJTAG support */
3511 // gen_op_dmfc0_tracecontrol(); /* PDtrace support */
3512 rn = "TraceControl";
3515 // gen_op_dmfc0_tracecontrol2(); /* PDtrace support */
3516 rn = "TraceControl2";
3519 // gen_op_dmfc0_usertracedata(); /* PDtrace support */
3520 rn = "UserTraceData";
3523 // gen_op_dmfc0_debug(); /* PDtrace support */
3533 gen_op_dmfc0_depc(); /* EJTAG support */
3543 gen_op_mfc0_performance0();
3544 rn = "Performance0";
3547 // gen_op_dmfc0_performance1();
3548 rn = "Performance1";
3551 // gen_op_dmfc0_performance2();
3552 rn = "Performance2";
3555 // gen_op_dmfc0_performance3();
3556 rn = "Performance3";
3559 // gen_op_dmfc0_performance4();
3560 rn = "Performance4";
3563 // gen_op_dmfc0_performance5();
3564 rn = "Performance5";
3567 // gen_op_dmfc0_performance6();
3568 rn = "Performance6";
3571 // gen_op_dmfc0_performance7();
3572 rn = "Performance7";
3597 gen_op_mfc0_taglo();
3604 gen_op_mfc0_datalo();
3617 gen_op_mfc0_taghi();
3624 gen_op_mfc0_datahi();
3634 gen_op_dmfc0_errorepc();
3644 gen_op_mfc0_desave(); /* EJTAG support */
3654 #if defined MIPS_DEBUG_DISAS
3655 if (loglevel & CPU_LOG_TB_IN_ASM) {
3656 fprintf(logfile, "dmfc0 %s (reg %d sel %d)\n",
3663 #if defined MIPS_DEBUG_DISAS
3664 if (loglevel & CPU_LOG_TB_IN_ASM) {
3665 fprintf(logfile, "dmfc0 %s (reg %d sel %d)\n",
3669 generate_exception(ctx, EXCP_RI);
3672 static void gen_dmtc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
3674 const char *rn = "invalid";
3677 check_insn(env, ctx, ISA_MIPS64);
3683 gen_op_mtc0_index();
3687 check_insn(env, ctx, ASE_MT);
3688 gen_op_mtc0_mvpcontrol();
3692 check_insn(env, ctx, ASE_MT);
3697 check_insn(env, ctx, ASE_MT);
3712 check_insn(env, ctx, ASE_MT);
3713 gen_op_mtc0_vpecontrol();
3717 check_insn(env, ctx, ASE_MT);
3718 gen_op_mtc0_vpeconf0();
3722 check_insn(env, ctx, ASE_MT);
3723 gen_op_mtc0_vpeconf1();
3727 check_insn(env, ctx, ASE_MT);
3728 gen_op_mtc0_yqmask();
3732 check_insn(env, ctx, ASE_MT);
3733 gen_op_mtc0_vpeschedule();
3737 check_insn(env, ctx, ASE_MT);
3738 gen_op_mtc0_vpeschefback();
3739 rn = "VPEScheFBack";
3742 check_insn(env, ctx, ASE_MT);
3743 gen_op_mtc0_vpeopt();
3753 gen_op_mtc0_entrylo0();
3757 check_insn(env, ctx, ASE_MT);
3758 gen_op_mtc0_tcstatus();
3762 check_insn(env, ctx, ASE_MT);
3763 gen_op_mtc0_tcbind();
3767 check_insn(env, ctx, ASE_MT);
3768 gen_op_mtc0_tcrestart();
3772 check_insn(env, ctx, ASE_MT);
3773 gen_op_mtc0_tchalt();
3777 check_insn(env, ctx, ASE_MT);
3778 gen_op_mtc0_tccontext();
3782 check_insn(env, ctx, ASE_MT);
3783 gen_op_mtc0_tcschedule();
3787 check_insn(env, ctx, ASE_MT);
3788 gen_op_mtc0_tcschefback();
3798 gen_op_mtc0_entrylo1();
3808 gen_op_mtc0_context();
3812 // gen_op_mtc0_contextconfig(); /* SmartMIPS ASE */
3813 rn = "ContextConfig";
3822 gen_op_mtc0_pagemask();
3826 check_insn(env, ctx, ISA_MIPS32R2);
3827 gen_op_mtc0_pagegrain();
3837 gen_op_mtc0_wired();
3841 check_insn(env, ctx, ISA_MIPS32R2);
3842 gen_op_mtc0_srsconf0();
3846 check_insn(env, ctx, ISA_MIPS32R2);
3847 gen_op_mtc0_srsconf1();
3851 check_insn(env, ctx, ISA_MIPS32R2);
3852 gen_op_mtc0_srsconf2();
3856 check_insn(env, ctx, ISA_MIPS32R2);
3857 gen_op_mtc0_srsconf3();
3861 check_insn(env, ctx, ISA_MIPS32R2);
3862 gen_op_mtc0_srsconf4();
3872 check_insn(env, ctx, ISA_MIPS32R2);
3873 gen_op_mtc0_hwrena();
3887 gen_op_mtc0_count();
3890 /* 6,7 are implementation dependent */
3894 /* Stop translation as we may have switched the execution mode */
3895 ctx->bstate = BS_STOP;
3900 gen_op_mtc0_entryhi();
3910 gen_op_mtc0_compare();
3913 /* 6,7 are implementation dependent */
3917 /* Stop translation as we may have switched the execution mode */
3918 ctx->bstate = BS_STOP;
3923 gen_op_mtc0_status();
3924 /* BS_STOP isn't good enough here, hflags may have changed. */
3925 gen_save_pc(ctx->pc + 4);
3926 ctx->bstate = BS_EXCP;
3930 check_insn(env, ctx, ISA_MIPS32R2);
3931 gen_op_mtc0_intctl();
3932 /* Stop translation as we may have switched the execution mode */
3933 ctx->bstate = BS_STOP;
3937 check_insn(env, ctx, ISA_MIPS32R2);
3938 gen_op_mtc0_srsctl();
3939 /* Stop translation as we may have switched the execution mode */
3940 ctx->bstate = BS_STOP;
3944 check_insn(env, ctx, ISA_MIPS32R2);
3945 gen_op_mtc0_srsmap();
3946 /* Stop translation as we may have switched the execution mode */
3947 ctx->bstate = BS_STOP;
3957 gen_op_mtc0_cause();
3963 /* Stop translation as we may have switched the execution mode */
3964 ctx->bstate = BS_STOP;
3983 check_insn(env, ctx, ISA_MIPS32R2);
3984 gen_op_mtc0_ebase();
3994 gen_op_mtc0_config0();
3996 /* Stop translation as we may have switched the execution mode */
3997 ctx->bstate = BS_STOP;
4004 gen_op_mtc0_config2();
4006 /* Stop translation as we may have switched the execution mode */
4007 ctx->bstate = BS_STOP;
4013 /* 6,7 are implementation dependent */
4015 rn = "Invalid config selector";
4032 gen_op_mtc0_watchlo(sel);
4042 gen_op_mtc0_watchhi(sel);
4052 check_insn(env, ctx, ISA_MIPS3);
4053 gen_op_mtc0_xcontext();
4061 /* Officially reserved, but sel 0 is used for R1x000 framemask */
4064 gen_op_mtc0_framemask();
4073 rn = "Diagnostic"; /* implementation dependent */
4078 gen_op_mtc0_debug(); /* EJTAG support */
4079 /* BS_STOP isn't good enough here, hflags may have changed. */
4080 gen_save_pc(ctx->pc + 4);
4081 ctx->bstate = BS_EXCP;
4085 // gen_op_mtc0_tracecontrol(); /* PDtrace support */
4086 /* Stop translation as we may have switched the execution mode */
4087 ctx->bstate = BS_STOP;
4088 rn = "TraceControl";
4091 // gen_op_mtc0_tracecontrol2(); /* PDtrace support */
4092 /* Stop translation as we may have switched the execution mode */
4093 ctx->bstate = BS_STOP;
4094 rn = "TraceControl2";
4097 // gen_op_mtc0_usertracedata(); /* PDtrace support */
4098 /* Stop translation as we may have switched the execution mode */
4099 ctx->bstate = BS_STOP;
4100 rn = "UserTraceData";
4103 // gen_op_mtc0_debug(); /* PDtrace support */
4104 /* Stop translation as we may have switched the execution mode */
4105 ctx->bstate = BS_STOP;
4115 gen_op_mtc0_depc(); /* EJTAG support */
4125 gen_op_mtc0_performance0();
4126 rn = "Performance0";
4129 // gen_op_mtc0_performance1();
4130 rn = "Performance1";
4133 // gen_op_mtc0_performance2();
4134 rn = "Performance2";
4137 // gen_op_mtc0_performance3();
4138 rn = "Performance3";
4141 // gen_op_mtc0_performance4();
4142 rn = "Performance4";
4145 // gen_op_mtc0_performance5();
4146 rn = "Performance5";
4149 // gen_op_mtc0_performance6();
4150 rn = "Performance6";
4153 // gen_op_mtc0_performance7();
4154 rn = "Performance7";
4180 gen_op_mtc0_taglo();
4187 gen_op_mtc0_datalo();
4200 gen_op_mtc0_taghi();
4207 gen_op_mtc0_datahi();
4218 gen_op_mtc0_errorepc();
4228 gen_op_mtc0_desave(); /* EJTAG support */
4234 /* Stop translation as we may have switched the execution mode */
4235 ctx->bstate = BS_STOP;
4240 #if defined MIPS_DEBUG_DISAS
4241 if (loglevel & CPU_LOG_TB_IN_ASM) {
4242 fprintf(logfile, "dmtc0 %s (reg %d sel %d)\n",
4249 #if defined MIPS_DEBUG_DISAS
4250 if (loglevel & CPU_LOG_TB_IN_ASM) {
4251 fprintf(logfile, "dmtc0 %s (reg %d sel %d)\n",
4255 generate_exception(ctx, EXCP_RI);
4257 #endif /* TARGET_MIPSN32 || TARGET_MIPS64 */
4259 static void gen_mftr(CPUState *env, DisasContext *ctx, int rt,
4260 int u, int sel, int h)
4262 int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC);
4264 if ((env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) == 0 &&
4265 ((env->CP0_TCBind[other_tc] & (0xf << CP0TCBd_CurVPE)) !=
4266 (env->CP0_TCBind[env->current_tc] & (0xf << CP0TCBd_CurVPE))))
4268 else if ((env->CP0_VPEControl & (0xff << CP0VPECo_TargTC)) >
4269 (env->mvp->CP0_MVPConf0 & (0xff << CP0MVPC0_PTC)))
4276 gen_op_mftc0_tcstatus();
4279 gen_op_mftc0_tcbind();
4282 gen_op_mftc0_tcrestart();
4285 gen_op_mftc0_tchalt();
4288 gen_op_mftc0_tccontext();
4291 gen_op_mftc0_tcschedule();
4294 gen_op_mftc0_tcschefback();
4297 gen_mfc0(env, ctx, rt, sel);
4304 gen_op_mftc0_entryhi();
4307 gen_mfc0(env, ctx, rt, sel);
4313 gen_op_mftc0_status();
4316 gen_mfc0(env, ctx, rt, sel);
4322 gen_op_mftc0_debug();
4325 gen_mfc0(env, ctx, rt, sel);
4330 gen_mfc0(env, ctx, rt, sel);
4332 } else switch (sel) {
4333 /* GPR registers. */
4337 /* Auxiliary CPU registers */
4383 /* Floating point (COP1). */
4385 /* XXX: For now we support only a single FPU context. */
4387 GEN_LOAD_FREG_FTN(WT0, rt);
4390 GEN_LOAD_FREG_FTN(WTH0, rt);
4395 /* XXX: For now we support only a single FPU context. */
4398 /* COP2: Not implemented. */
4405 #if defined MIPS_DEBUG_DISAS
4406 if (loglevel & CPU_LOG_TB_IN_ASM) {
4407 fprintf(logfile, "mftr (reg %d u %d sel %d h %d)\n",
4414 #if defined MIPS_DEBUG_DISAS
4415 if (loglevel & CPU_LOG_TB_IN_ASM) {
4416 fprintf(logfile, "mftr (reg %d u %d sel %d h %d)\n",
4420 generate_exception(ctx, EXCP_RI);
4423 static void gen_mttr(CPUState *env, DisasContext *ctx, int rd,
4424 int u, int sel, int h)
4426 int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC);
4428 if ((env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) == 0 &&
4429 ((env->CP0_TCBind[other_tc] & (0xf << CP0TCBd_CurVPE)) !=
4430 (env->CP0_TCBind[env->current_tc] & (0xf << CP0TCBd_CurVPE))))
4432 else if ((env->CP0_VPEControl & (0xff << CP0VPECo_TargTC)) >
4433 (env->mvp->CP0_MVPConf0 & (0xff << CP0MVPC0_PTC)))
4440 gen_op_mttc0_tcstatus();
4443 gen_op_mttc0_tcbind();
4446 gen_op_mttc0_tcrestart();
4449 gen_op_mttc0_tchalt();
4452 gen_op_mttc0_tccontext();
4455 gen_op_mttc0_tcschedule();
4458 gen_op_mttc0_tcschefback();
4461 gen_mtc0(env, ctx, rd, sel);
4468 gen_op_mttc0_entryhi();
4471 gen_mtc0(env, ctx, rd, sel);
4477 gen_op_mttc0_status();
4480 gen_mtc0(env, ctx, rd, sel);
4486 gen_op_mttc0_debug();
4489 gen_mtc0(env, ctx, rd, sel);
4494 gen_mtc0(env, ctx, rd, sel);
4496 } else switch (sel) {
4497 /* GPR registers. */
4501 /* Auxiliary CPU registers */
4547 /* Floating point (COP1). */
4549 /* XXX: For now we support only a single FPU context. */
4552 GEN_STORE_FTN_FREG(rd, WT0);
4555 GEN_STORE_FTN_FREG(rd, WTH0);
4559 /* XXX: For now we support only a single FPU context. */
4562 /* COP2: Not implemented. */
4569 #if defined MIPS_DEBUG_DISAS
4570 if (loglevel & CPU_LOG_TB_IN_ASM) {
4571 fprintf(logfile, "mttr (reg %d u %d sel %d h %d)\n",
4578 #if defined MIPS_DEBUG_DISAS
4579 if (loglevel & CPU_LOG_TB_IN_ASM) {
4580 fprintf(logfile, "mttr (reg %d u %d sel %d h %d)\n",
4584 generate_exception(ctx, EXCP_RI);
4587 static void gen_cp0 (CPUState *env, DisasContext *ctx, uint32_t opc, int rt, int rd)
4589 const char *opn = "ldst";
4597 gen_mfc0(env, ctx, rd, ctx->opcode & 0x7);
4598 gen_op_store_T0_gpr(rt);
4602 GEN_LOAD_REG_TN(T0, rt);
4603 save_cpu_state(ctx, 1);
4604 gen_mtc0(env, ctx, rd, ctx->opcode & 0x7);
4607 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
4609 check_insn(env, ctx, ISA_MIPS3);
4614 gen_dmfc0(env, ctx, rd, ctx->opcode & 0x7);
4615 gen_op_store_T0_gpr(rt);
4619 check_insn(env, ctx, ISA_MIPS3);
4620 GEN_LOAD_REG_TN(T0, rt);
4621 save_cpu_state(ctx, 1);
4622 gen_dmtc0(env, ctx, rd, ctx->opcode & 0x7);
4627 check_insn(env, ctx, ASE_MT);
4632 gen_mftr(env, ctx, rt, (ctx->opcode >> 5) & 1,
4633 ctx->opcode & 0x7, (ctx->opcode >> 4) & 1);
4634 gen_op_store_T0_gpr(rd);
4638 check_insn(env, ctx, ASE_MT);
4639 GEN_LOAD_REG_TN(T0, rt);
4640 gen_mttr(env, ctx, rd, (ctx->opcode >> 5) & 1,
4641 ctx->opcode & 0x7, (ctx->opcode >> 4) & 1);
4646 if (!env->tlb->do_tlbwi)
4652 if (!env->tlb->do_tlbwr)
4658 if (!env->tlb->do_tlbp)
4664 if (!env->tlb->do_tlbr)
4670 check_insn(env, ctx, ISA_MIPS2);
4671 save_cpu_state(ctx, 1);
4673 ctx->bstate = BS_EXCP;
4677 check_insn(env, ctx, ISA_MIPS32);
4678 if (!(ctx->hflags & MIPS_HFLAG_DM)) {
4680 generate_exception(ctx, EXCP_RI);
4682 save_cpu_state(ctx, 1);
4684 ctx->bstate = BS_EXCP;
4689 check_insn(env, ctx, ISA_MIPS3 | ISA_MIPS32);
4690 /* If we get an exception, we want to restart at next instruction */
4692 save_cpu_state(ctx, 1);
4695 ctx->bstate = BS_EXCP;
4700 generate_exception(ctx, EXCP_RI);
4703 MIPS_DEBUG("%s %s %d", opn, regnames[rt], rd);
4706 /* CP1 Branches (before delay slot) */
4707 static void gen_compute_branch1 (CPUState *env, DisasContext *ctx, uint32_t op,
4708 int32_t cc, int32_t offset)
4710 target_ulong btarget;
4711 const char *opn = "cp1 cond branch";
4714 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
4716 btarget = ctx->pc + 4 + offset;
4735 ctx->hflags |= MIPS_HFLAG_BL;
4737 gen_op_save_bcond();
4740 gen_op_bc1any2f(cc);
4744 gen_op_bc1any2t(cc);
4748 gen_op_bc1any4f(cc);
4752 gen_op_bc1any4t(cc);
4755 ctx->hflags |= MIPS_HFLAG_BC;
4760 generate_exception (ctx, EXCP_RI);
4763 MIPS_DEBUG("%s: cond %02x target " TARGET_FMT_lx, opn,
4764 ctx->hflags, btarget);
4765 ctx->btarget = btarget;
4768 /* Coprocessor 1 (FPU) */
4770 #define FOP(func, fmt) (((fmt) << 21) | (func))
4772 static void gen_cp1 (DisasContext *ctx, uint32_t opc, int rt, int fs)
4774 const char *opn = "cp1 move";
4778 GEN_LOAD_FREG_FTN(WT0, fs);
4780 GEN_STORE_TN_REG(rt, T0);
4784 GEN_LOAD_REG_TN(T0, rt);
4786 GEN_STORE_FTN_FREG(fs, WT0);
4791 GEN_STORE_TN_REG(rt, T0);
4795 GEN_LOAD_REG_TN(T0, rt);
4800 GEN_LOAD_FREG_FTN(DT0, fs);
4802 GEN_STORE_TN_REG(rt, T0);
4806 GEN_LOAD_REG_TN(T0, rt);
4808 GEN_STORE_FTN_FREG(fs, DT0);
4812 GEN_LOAD_FREG_FTN(WTH0, fs);
4814 GEN_STORE_TN_REG(rt, T0);
4818 GEN_LOAD_REG_TN(T0, rt);
4820 GEN_STORE_FTN_FREG(fs, WTH0);
4825 generate_exception (ctx, EXCP_RI);
4828 MIPS_DEBUG("%s %s %s", opn, regnames[rt], fregnames[fs]);
4831 static void gen_movci (DisasContext *ctx, int rd, int rs, int cc, int tf)
4835 GEN_LOAD_REG_TN(T0, rd);
4836 GEN_LOAD_REG_TN(T1, rs);
4838 ccbit = 1 << (24 + cc);
4845 GEN_STORE_TN_REG(rd, T0);
4848 #define GEN_MOVCF(fmt) \
4849 static void glue(gen_movcf_, fmt) (DisasContext *ctx, int cc, int tf) \
4854 ccbit = 1 << (24 + cc); \
4858 glue(gen_op_float_movf_, fmt)(ccbit); \
4860 glue(gen_op_float_movt_, fmt)(ccbit); \
4867 static void gen_farith (DisasContext *ctx, uint32_t op1,
4868 int ft, int fs, int fd, int cc)
4870 const char *opn = "farith";
4871 const char *condnames[] = {
4889 const char *condnames_abs[] = {
4907 enum { BINOP, CMPOP, OTHEROP } optype = OTHEROP;
4908 uint32_t func = ctx->opcode & 0x3f;
4910 switch (ctx->opcode & FOP(0x3f, 0x1f)) {
4912 GEN_LOAD_FREG_FTN(WT0, fs);
4913 GEN_LOAD_FREG_FTN(WT1, ft);
4914 gen_op_float_add_s();
4915 GEN_STORE_FTN_FREG(fd, WT2);
4920 GEN_LOAD_FREG_FTN(WT0, fs);
4921 GEN_LOAD_FREG_FTN(WT1, ft);
4922 gen_op_float_sub_s();
4923 GEN_STORE_FTN_FREG(fd, WT2);
4928 GEN_LOAD_FREG_FTN(WT0, fs);
4929 GEN_LOAD_FREG_FTN(WT1, ft);
4930 gen_op_float_mul_s();
4931 GEN_STORE_FTN_FREG(fd, WT2);
4936 GEN_LOAD_FREG_FTN(WT0, fs);
4937 GEN_LOAD_FREG_FTN(WT1, ft);
4938 gen_op_float_div_s();
4939 GEN_STORE_FTN_FREG(fd, WT2);
4944 GEN_LOAD_FREG_FTN(WT0, fs);
4945 gen_op_float_sqrt_s();
4946 GEN_STORE_FTN_FREG(fd, WT2);
4950 GEN_LOAD_FREG_FTN(WT0, fs);
4951 gen_op_float_abs_s();
4952 GEN_STORE_FTN_FREG(fd, WT2);
4956 GEN_LOAD_FREG_FTN(WT0, fs);
4957 gen_op_float_mov_s();
4958 GEN_STORE_FTN_FREG(fd, WT2);
4962 GEN_LOAD_FREG_FTN(WT0, fs);
4963 gen_op_float_chs_s();
4964 GEN_STORE_FTN_FREG(fd, WT2);
4968 check_cp1_64bitmode(ctx);
4969 GEN_LOAD_FREG_FTN(WT0, fs);
4970 gen_op_float_roundl_s();
4971 GEN_STORE_FTN_FREG(fd, DT2);
4975 check_cp1_64bitmode(ctx);
4976 GEN_LOAD_FREG_FTN(WT0, fs);
4977 gen_op_float_truncl_s();
4978 GEN_STORE_FTN_FREG(fd, DT2);
4982 check_cp1_64bitmode(ctx);
4983 GEN_LOAD_FREG_FTN(WT0, fs);
4984 gen_op_float_ceill_s();
4985 GEN_STORE_FTN_FREG(fd, DT2);
4989 check_cp1_64bitmode(ctx);
4990 GEN_LOAD_FREG_FTN(WT0, fs);
4991 gen_op_float_floorl_s();
4992 GEN_STORE_FTN_FREG(fd, DT2);
4996 GEN_LOAD_FREG_FTN(WT0, fs);
4997 gen_op_float_roundw_s();
4998 GEN_STORE_FTN_FREG(fd, WT2);
5002 GEN_LOAD_FREG_FTN(WT0, fs);
5003 gen_op_float_truncw_s();
5004 GEN_STORE_FTN_FREG(fd, WT2);
5008 GEN_LOAD_FREG_FTN(WT0, fs);
5009 gen_op_float_ceilw_s();
5010 GEN_STORE_FTN_FREG(fd, WT2);
5014 GEN_LOAD_FREG_FTN(WT0, fs);
5015 gen_op_float_floorw_s();
5016 GEN_STORE_FTN_FREG(fd, WT2);
5020 GEN_LOAD_REG_TN(T0, ft);
5021 GEN_LOAD_FREG_FTN(WT0, fs);
5022 GEN_LOAD_FREG_FTN(WT2, fd);
5023 gen_movcf_s(ctx, (ft >> 2) & 0x7, ft & 0x1);
5024 GEN_STORE_FTN_FREG(fd, WT2);
5028 GEN_LOAD_REG_TN(T0, ft);
5029 GEN_LOAD_FREG_FTN(WT0, fs);
5030 GEN_LOAD_FREG_FTN(WT2, fd);
5031 gen_op_float_movz_s();
5032 GEN_STORE_FTN_FREG(fd, WT2);
5036 GEN_LOAD_REG_TN(T0, ft);
5037 GEN_LOAD_FREG_FTN(WT0, fs);
5038 GEN_LOAD_FREG_FTN(WT2, fd);
5039 gen_op_float_movn_s();
5040 GEN_STORE_FTN_FREG(fd, WT2);
5044 GEN_LOAD_FREG_FTN(WT0, fs);
5045 gen_op_float_recip_s();
5046 GEN_STORE_FTN_FREG(fd, WT2);
5050 GEN_LOAD_FREG_FTN(WT0, fs);
5051 gen_op_float_rsqrt_s();
5052 GEN_STORE_FTN_FREG(fd, WT2);
5056 check_cp1_64bitmode(ctx);
5057 GEN_LOAD_FREG_FTN(WT0, fs);
5058 GEN_LOAD_FREG_FTN(WT2, fd);
5059 gen_op_float_recip2_s();
5060 GEN_STORE_FTN_FREG(fd, WT2);
5064 check_cp1_64bitmode(ctx);
5065 GEN_LOAD_FREG_FTN(WT0, fs);
5066 gen_op_float_recip1_s();
5067 GEN_STORE_FTN_FREG(fd, WT2);
5071 check_cp1_64bitmode(ctx);
5072 GEN_LOAD_FREG_FTN(WT0, fs);
5073 gen_op_float_rsqrt1_s();
5074 GEN_STORE_FTN_FREG(fd, WT2);
5078 check_cp1_64bitmode(ctx);
5079 GEN_LOAD_FREG_FTN(WT0, fs);
5080 GEN_LOAD_FREG_FTN(WT2, ft);
5081 gen_op_float_rsqrt2_s();
5082 GEN_STORE_FTN_FREG(fd, WT2);
5086 check_cp1_registers(ctx, fd);
5087 GEN_LOAD_FREG_FTN(WT0, fs);
5088 gen_op_float_cvtd_s();
5089 GEN_STORE_FTN_FREG(fd, DT2);
5093 GEN_LOAD_FREG_FTN(WT0, fs);
5094 gen_op_float_cvtw_s();
5095 GEN_STORE_FTN_FREG(fd, WT2);
5099 check_cp1_64bitmode(ctx);
5100 GEN_LOAD_FREG_FTN(WT0, fs);
5101 gen_op_float_cvtl_s();
5102 GEN_STORE_FTN_FREG(fd, DT2);
5106 check_cp1_64bitmode(ctx);
5107 GEN_LOAD_FREG_FTN(WT1, fs);
5108 GEN_LOAD_FREG_FTN(WT0, ft);
5109 gen_op_float_cvtps_s();
5110 GEN_STORE_FTN_FREG(fd, DT2);
5129 GEN_LOAD_FREG_FTN(WT0, fs);
5130 GEN_LOAD_FREG_FTN(WT1, ft);
5131 if (ctx->opcode & (1 << 6)) {
5132 check_cp1_64bitmode(ctx);
5133 gen_cmpabs_s(func-48, cc);
5134 opn = condnames_abs[func-48];
5136 gen_cmp_s(func-48, cc);
5137 opn = condnames[func-48];
5141 check_cp1_registers(ctx, fs | ft | fd);
5142 GEN_LOAD_FREG_FTN(DT0, fs);
5143 GEN_LOAD_FREG_FTN(DT1, ft);
5144 gen_op_float_add_d();
5145 GEN_STORE_FTN_FREG(fd, DT2);
5150 check_cp1_registers(ctx, fs | ft | fd);
5151 GEN_LOAD_FREG_FTN(DT0, fs);
5152 GEN_LOAD_FREG_FTN(DT1, ft);
5153 gen_op_float_sub_d();
5154 GEN_STORE_FTN_FREG(fd, DT2);
5159 check_cp1_registers(ctx, fs | ft | fd);
5160 GEN_LOAD_FREG_FTN(DT0, fs);
5161 GEN_LOAD_FREG_FTN(DT1, ft);
5162 gen_op_float_mul_d();
5163 GEN_STORE_FTN_FREG(fd, DT2);
5168 check_cp1_registers(ctx, fs | ft | fd);
5169 GEN_LOAD_FREG_FTN(DT0, fs);
5170 GEN_LOAD_FREG_FTN(DT1, ft);
5171 gen_op_float_div_d();
5172 GEN_STORE_FTN_FREG(fd, DT2);
5177 check_cp1_registers(ctx, fs | fd);
5178 GEN_LOAD_FREG_FTN(DT0, fs);
5179 gen_op_float_sqrt_d();
5180 GEN_STORE_FTN_FREG(fd, DT2);
5184 check_cp1_registers(ctx, fs | fd);
5185 GEN_LOAD_FREG_FTN(DT0, fs);
5186 gen_op_float_abs_d();
5187 GEN_STORE_FTN_FREG(fd, DT2);
5191 check_cp1_registers(ctx, fs | fd);
5192 GEN_LOAD_FREG_FTN(DT0, fs);
5193 gen_op_float_mov_d();
5194 GEN_STORE_FTN_FREG(fd, DT2);
5198 check_cp1_registers(ctx, fs | fd);
5199 GEN_LOAD_FREG_FTN(DT0, fs);
5200 gen_op_float_chs_d();
5201 GEN_STORE_FTN_FREG(fd, DT2);
5205 check_cp1_64bitmode(ctx);
5206 GEN_LOAD_FREG_FTN(DT0, fs);
5207 gen_op_float_roundl_d();
5208 GEN_STORE_FTN_FREG(fd, DT2);
5212 check_cp1_64bitmode(ctx);
5213 GEN_LOAD_FREG_FTN(DT0, fs);
5214 gen_op_float_truncl_d();
5215 GEN_STORE_FTN_FREG(fd, DT2);
5219 check_cp1_64bitmode(ctx);
5220 GEN_LOAD_FREG_FTN(DT0, fs);
5221 gen_op_float_ceill_d();
5222 GEN_STORE_FTN_FREG(fd, DT2);
5226 check_cp1_64bitmode(ctx);
5227 GEN_LOAD_FREG_FTN(DT0, fs);
5228 gen_op_float_floorl_d();
5229 GEN_STORE_FTN_FREG(fd, DT2);
5233 check_cp1_registers(ctx, fs);
5234 GEN_LOAD_FREG_FTN(DT0, fs);
5235 gen_op_float_roundw_d();
5236 GEN_STORE_FTN_FREG(fd, WT2);
5240 check_cp1_registers(ctx, fs);
5241 GEN_LOAD_FREG_FTN(DT0, fs);
5242 gen_op_float_truncw_d();
5243 GEN_STORE_FTN_FREG(fd, WT2);
5247 check_cp1_registers(ctx, fs);
5248 GEN_LOAD_FREG_FTN(DT0, fs);
5249 gen_op_float_ceilw_d();
5250 GEN_STORE_FTN_FREG(fd, WT2);
5254 check_cp1_registers(ctx, fs);
5255 GEN_LOAD_FREG_FTN(DT0, fs);
5256 gen_op_float_floorw_d();
5257 GEN_STORE_FTN_FREG(fd, WT2);
5261 GEN_LOAD_REG_TN(T0, ft);
5262 GEN_LOAD_FREG_FTN(DT0, fs);
5263 GEN_LOAD_FREG_FTN(DT2, fd);
5264 gen_movcf_d(ctx, (ft >> 2) & 0x7, ft & 0x1);
5265 GEN_STORE_FTN_FREG(fd, DT2);
5269 GEN_LOAD_REG_TN(T0, ft);
5270 GEN_LOAD_FREG_FTN(DT0, fs);
5271 GEN_LOAD_FREG_FTN(DT2, fd);
5272 gen_op_float_movz_d();
5273 GEN_STORE_FTN_FREG(fd, DT2);
5277 GEN_LOAD_REG_TN(T0, ft);
5278 GEN_LOAD_FREG_FTN(DT0, fs);
5279 GEN_LOAD_FREG_FTN(DT2, fd);
5280 gen_op_float_movn_d();
5281 GEN_STORE_FTN_FREG(fd, DT2);
5285 check_cp1_registers(ctx, fs | fd);
5286 GEN_LOAD_FREG_FTN(DT0, fs);
5287 gen_op_float_recip_d();
5288 GEN_STORE_FTN_FREG(fd, DT2);
5292 check_cp1_registers(ctx, fs | fd);
5293 GEN_LOAD_FREG_FTN(DT0, fs);
5294 gen_op_float_rsqrt_d();
5295 GEN_STORE_FTN_FREG(fd, DT2);
5299 check_cp1_64bitmode(ctx);
5300 GEN_LOAD_FREG_FTN(DT0, fs);
5301 GEN_LOAD_FREG_FTN(DT2, ft);
5302 gen_op_float_recip2_d();
5303 GEN_STORE_FTN_FREG(fd, DT2);
5307 check_cp1_64bitmode(ctx);
5308 GEN_LOAD_FREG_FTN(DT0, fs);
5309 gen_op_float_recip1_d();
5310 GEN_STORE_FTN_FREG(fd, DT2);
5314 check_cp1_64bitmode(ctx);
5315 GEN_LOAD_FREG_FTN(DT0, fs);
5316 gen_op_float_rsqrt1_d();
5317 GEN_STORE_FTN_FREG(fd, DT2);
5321 check_cp1_64bitmode(ctx);
5322 GEN_LOAD_FREG_FTN(DT0, fs);
5323 GEN_LOAD_FREG_FTN(DT2, ft);
5324 gen_op_float_rsqrt2_d();
5325 GEN_STORE_FTN_FREG(fd, DT2);
5344 GEN_LOAD_FREG_FTN(DT0, fs);
5345 GEN_LOAD_FREG_FTN(DT1, ft);
5346 if (ctx->opcode & (1 << 6)) {
5347 check_cp1_64bitmode(ctx);
5348 gen_cmpabs_d(func-48, cc);
5349 opn = condnames_abs[func-48];
5351 check_cp1_registers(ctx, fs | ft);
5352 gen_cmp_d(func-48, cc);
5353 opn = condnames[func-48];
5357 check_cp1_registers(ctx, fs);
5358 GEN_LOAD_FREG_FTN(DT0, fs);
5359 gen_op_float_cvts_d();
5360 GEN_STORE_FTN_FREG(fd, WT2);
5364 check_cp1_registers(ctx, fs);
5365 GEN_LOAD_FREG_FTN(DT0, fs);
5366 gen_op_float_cvtw_d();
5367 GEN_STORE_FTN_FREG(fd, WT2);
5371 check_cp1_64bitmode(ctx);
5372 GEN_LOAD_FREG_FTN(DT0, fs);
5373 gen_op_float_cvtl_d();
5374 GEN_STORE_FTN_FREG(fd, DT2);
5378 GEN_LOAD_FREG_FTN(WT0, fs);
5379 gen_op_float_cvts_w();
5380 GEN_STORE_FTN_FREG(fd, WT2);
5384 check_cp1_registers(ctx, fd);
5385 GEN_LOAD_FREG_FTN(WT0, fs);
5386 gen_op_float_cvtd_w();
5387 GEN_STORE_FTN_FREG(fd, DT2);
5391 check_cp1_64bitmode(ctx);
5392 GEN_LOAD_FREG_FTN(DT0, fs);
5393 gen_op_float_cvts_l();
5394 GEN_STORE_FTN_FREG(fd, WT2);
5398 check_cp1_64bitmode(ctx);
5399 GEN_LOAD_FREG_FTN(DT0, fs);
5400 gen_op_float_cvtd_l();
5401 GEN_STORE_FTN_FREG(fd, DT2);
5405 check_cp1_64bitmode(ctx);
5406 GEN_LOAD_FREG_FTN(WT0, fs);
5407 GEN_LOAD_FREG_FTN(WTH0, fs);
5408 gen_op_float_cvtps_pw();
5409 GEN_STORE_FTN_FREG(fd, WT2);
5410 GEN_STORE_FTN_FREG(fd, WTH2);
5414 check_cp1_64bitmode(ctx);
5415 GEN_LOAD_FREG_FTN(WT0, fs);
5416 GEN_LOAD_FREG_FTN(WTH0, fs);
5417 GEN_LOAD_FREG_FTN(WT1, ft);
5418 GEN_LOAD_FREG_FTN(WTH1, ft);
5419 gen_op_float_add_ps();
5420 GEN_STORE_FTN_FREG(fd, WT2);
5421 GEN_STORE_FTN_FREG(fd, WTH2);
5425 check_cp1_64bitmode(ctx);
5426 GEN_LOAD_FREG_FTN(WT0, fs);
5427 GEN_LOAD_FREG_FTN(WTH0, fs);
5428 GEN_LOAD_FREG_FTN(WT1, ft);
5429 GEN_LOAD_FREG_FTN(WTH1, ft);
5430 gen_op_float_sub_ps();
5431 GEN_STORE_FTN_FREG(fd, WT2);
5432 GEN_STORE_FTN_FREG(fd, WTH2);
5436 check_cp1_64bitmode(ctx);
5437 GEN_LOAD_FREG_FTN(WT0, fs);
5438 GEN_LOAD_FREG_FTN(WTH0, fs);
5439 GEN_LOAD_FREG_FTN(WT1, ft);
5440 GEN_LOAD_FREG_FTN(WTH1, ft);
5441 gen_op_float_mul_ps();
5442 GEN_STORE_FTN_FREG(fd, WT2);
5443 GEN_STORE_FTN_FREG(fd, WTH2);
5447 check_cp1_64bitmode(ctx);
5448 GEN_LOAD_FREG_FTN(WT0, fs);
5449 GEN_LOAD_FREG_FTN(WTH0, fs);
5450 gen_op_float_abs_ps();
5451 GEN_STORE_FTN_FREG(fd, WT2);
5452 GEN_STORE_FTN_FREG(fd, WTH2);
5456 check_cp1_64bitmode(ctx);
5457 GEN_LOAD_FREG_FTN(WT0, fs);
5458 GEN_LOAD_FREG_FTN(WTH0, fs);
5459 gen_op_float_mov_ps();
5460 GEN_STORE_FTN_FREG(fd, WT2);
5461 GEN_STORE_FTN_FREG(fd, WTH2);
5465 check_cp1_64bitmode(ctx);
5466 GEN_LOAD_FREG_FTN(WT0, fs);
5467 GEN_LOAD_FREG_FTN(WTH0, fs);
5468 gen_op_float_chs_ps();
5469 GEN_STORE_FTN_FREG(fd, WT2);
5470 GEN_STORE_FTN_FREG(fd, WTH2);
5474 check_cp1_64bitmode(ctx);
5475 GEN_LOAD_REG_TN(T0, ft);
5476 GEN_LOAD_FREG_FTN(WT0, fs);
5477 GEN_LOAD_FREG_FTN(WTH0, fs);
5478 GEN_LOAD_FREG_FTN(WT2, fd);
5479 GEN_LOAD_FREG_FTN(WTH2, fd);
5480 gen_movcf_ps(ctx, (ft >> 2) & 0x7, ft & 0x1);
5481 GEN_STORE_FTN_FREG(fd, WT2);
5482 GEN_STORE_FTN_FREG(fd, WTH2);
5486 check_cp1_64bitmode(ctx);
5487 GEN_LOAD_REG_TN(T0, ft);
5488 GEN_LOAD_FREG_FTN(WT0, fs);
5489 GEN_LOAD_FREG_FTN(WTH0, fs);
5490 GEN_LOAD_FREG_FTN(WT2, fd);
5491 GEN_LOAD_FREG_FTN(WTH2, fd);
5492 gen_op_float_movz_ps();
5493 GEN_STORE_FTN_FREG(fd, WT2);
5494 GEN_STORE_FTN_FREG(fd, WTH2);
5498 check_cp1_64bitmode(ctx);
5499 GEN_LOAD_REG_TN(T0, ft);
5500 GEN_LOAD_FREG_FTN(WT0, fs);
5501 GEN_LOAD_FREG_FTN(WTH0, fs);
5502 GEN_LOAD_FREG_FTN(WT2, fd);
5503 GEN_LOAD_FREG_FTN(WTH2, fd);
5504 gen_op_float_movn_ps();
5505 GEN_STORE_FTN_FREG(fd, WT2);
5506 GEN_STORE_FTN_FREG(fd, WTH2);
5510 check_cp1_64bitmode(ctx);
5511 GEN_LOAD_FREG_FTN(WT0, ft);
5512 GEN_LOAD_FREG_FTN(WTH0, ft);
5513 GEN_LOAD_FREG_FTN(WT1, fs);
5514 GEN_LOAD_FREG_FTN(WTH1, fs);
5515 gen_op_float_addr_ps();
5516 GEN_STORE_FTN_FREG(fd, WT2);
5517 GEN_STORE_FTN_FREG(fd, WTH2);
5521 check_cp1_64bitmode(ctx);
5522 GEN_LOAD_FREG_FTN(WT0, ft);
5523 GEN_LOAD_FREG_FTN(WTH0, ft);
5524 GEN_LOAD_FREG_FTN(WT1, fs);
5525 GEN_LOAD_FREG_FTN(WTH1, fs);
5526 gen_op_float_mulr_ps();
5527 GEN_STORE_FTN_FREG(fd, WT2);
5528 GEN_STORE_FTN_FREG(fd, WTH2);
5532 check_cp1_64bitmode(ctx);
5533 GEN_LOAD_FREG_FTN(WT0, fs);
5534 GEN_LOAD_FREG_FTN(WTH0, fs);
5535 GEN_LOAD_FREG_FTN(WT2, fd);
5536 GEN_LOAD_FREG_FTN(WTH2, fd);
5537 gen_op_float_recip2_ps();
5538 GEN_STORE_FTN_FREG(fd, WT2);
5539 GEN_STORE_FTN_FREG(fd, WTH2);
5543 check_cp1_64bitmode(ctx);
5544 GEN_LOAD_FREG_FTN(WT0, fs);
5545 GEN_LOAD_FREG_FTN(WTH0, fs);
5546 gen_op_float_recip1_ps();
5547 GEN_STORE_FTN_FREG(fd, WT2);
5548 GEN_STORE_FTN_FREG(fd, WTH2);
5552 check_cp1_64bitmode(ctx);
5553 GEN_LOAD_FREG_FTN(WT0, fs);
5554 GEN_LOAD_FREG_FTN(WTH0, fs);
5555 gen_op_float_rsqrt1_ps();
5556 GEN_STORE_FTN_FREG(fd, WT2);
5557 GEN_STORE_FTN_FREG(fd, WTH2);
5561 check_cp1_64bitmode(ctx);
5562 GEN_LOAD_FREG_FTN(WT0, fs);
5563 GEN_LOAD_FREG_FTN(WTH0, fs);
5564 GEN_LOAD_FREG_FTN(WT2, ft);
5565 GEN_LOAD_FREG_FTN(WTH2, ft);
5566 gen_op_float_rsqrt2_ps();
5567 GEN_STORE_FTN_FREG(fd, WT2);
5568 GEN_STORE_FTN_FREG(fd, WTH2);
5572 check_cp1_64bitmode(ctx);
5573 GEN_LOAD_FREG_FTN(WTH0, fs);
5574 gen_op_float_cvts_pu();
5575 GEN_STORE_FTN_FREG(fd, WT2);
5579 check_cp1_64bitmode(ctx);
5580 GEN_LOAD_FREG_FTN(WT0, fs);
5581 GEN_LOAD_FREG_FTN(WTH0, fs);
5582 gen_op_float_cvtpw_ps();
5583 GEN_STORE_FTN_FREG(fd, WT2);
5584 GEN_STORE_FTN_FREG(fd, WTH2);
5588 check_cp1_64bitmode(ctx);
5589 GEN_LOAD_FREG_FTN(WT0, fs);
5590 gen_op_float_cvts_pl();
5591 GEN_STORE_FTN_FREG(fd, WT2);
5595 check_cp1_64bitmode(ctx);
5596 GEN_LOAD_FREG_FTN(WT0, fs);
5597 GEN_LOAD_FREG_FTN(WT1, ft);
5598 gen_op_float_pll_ps();
5599 GEN_STORE_FTN_FREG(fd, DT2);
5603 check_cp1_64bitmode(ctx);
5604 GEN_LOAD_FREG_FTN(WT0, fs);
5605 GEN_LOAD_FREG_FTN(WTH1, ft);
5606 gen_op_float_plu_ps();
5607 GEN_STORE_FTN_FREG(fd, DT2);
5611 check_cp1_64bitmode(ctx);
5612 GEN_LOAD_FREG_FTN(WTH0, fs);
5613 GEN_LOAD_FREG_FTN(WT1, ft);
5614 gen_op_float_pul_ps();
5615 GEN_STORE_FTN_FREG(fd, DT2);
5619 check_cp1_64bitmode(ctx);
5620 GEN_LOAD_FREG_FTN(WTH0, fs);
5621 GEN_LOAD_FREG_FTN(WTH1, ft);
5622 gen_op_float_puu_ps();
5623 GEN_STORE_FTN_FREG(fd, DT2);
5642 check_cp1_64bitmode(ctx);
5643 GEN_LOAD_FREG_FTN(WT0, fs);
5644 GEN_LOAD_FREG_FTN(WTH0, fs);
5645 GEN_LOAD_FREG_FTN(WT1, ft);
5646 GEN_LOAD_FREG_FTN(WTH1, ft);
5647 if (ctx->opcode & (1 << 6)) {
5648 gen_cmpabs_ps(func-48, cc);
5649 opn = condnames_abs[func-48];
5651 gen_cmp_ps(func-48, cc);
5652 opn = condnames[func-48];
5657 generate_exception (ctx, EXCP_RI);
5662 MIPS_DEBUG("%s %s, %s, %s", opn, fregnames[fd], fregnames[fs], fregnames[ft]);
5665 MIPS_DEBUG("%s %s,%s", opn, fregnames[fs], fregnames[ft]);
5668 MIPS_DEBUG("%s %s,%s", opn, fregnames[fd], fregnames[fs]);
5673 /* Coprocessor 3 (FPU) */
5674 static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc,
5675 int fd, int fs, int base, int index)
5677 const char *opn = "extended float load/store";
5680 /* All of those work only on 64bit FPUs. */
5681 check_cp1_64bitmode(ctx);
5686 GEN_LOAD_REG_TN(T0, index);
5687 } else if (index == 0) {
5688 GEN_LOAD_REG_TN(T0, base);
5690 GEN_LOAD_REG_TN(T0, base);
5691 GEN_LOAD_REG_TN(T1, index);
5694 /* Don't do NOP if destination is zero: we must perform the actual
5699 GEN_STORE_FTN_FREG(fd, WT0);
5704 GEN_STORE_FTN_FREG(fd, DT0);
5709 GEN_STORE_FTN_FREG(fd, DT0);
5713 GEN_LOAD_FREG_FTN(WT0, fs);
5719 GEN_LOAD_FREG_FTN(DT0, fs);
5725 GEN_LOAD_FREG_FTN(DT0, fs);
5732 generate_exception(ctx, EXCP_RI);
5735 MIPS_DEBUG("%s %s, %s(%s)", opn, fregnames[store ? fs : fd],
5736 regnames[index], regnames[base]);
5739 static void gen_flt3_arith (DisasContext *ctx, uint32_t opc,
5740 int fd, int fr, int fs, int ft)
5742 const char *opn = "flt3_arith";
5744 /* All of those work only on 64bit FPUs. */
5745 check_cp1_64bitmode(ctx);
5748 GEN_LOAD_REG_TN(T0, fr);
5749 GEN_LOAD_FREG_FTN(DT0, fs);
5750 GEN_LOAD_FREG_FTN(DT1, ft);
5751 gen_op_float_alnv_ps();
5752 GEN_STORE_FTN_FREG(fd, DT2);
5756 GEN_LOAD_FREG_FTN(WT0, fs);
5757 GEN_LOAD_FREG_FTN(WT1, ft);
5758 GEN_LOAD_FREG_FTN(WT2, fr);
5759 gen_op_float_muladd_s();
5760 GEN_STORE_FTN_FREG(fd, WT2);
5764 GEN_LOAD_FREG_FTN(DT0, fs);
5765 GEN_LOAD_FREG_FTN(DT1, ft);
5766 GEN_LOAD_FREG_FTN(DT2, fr);
5767 gen_op_float_muladd_d();
5768 GEN_STORE_FTN_FREG(fd, DT2);
5772 GEN_LOAD_FREG_FTN(WT0, fs);
5773 GEN_LOAD_FREG_FTN(WTH0, fs);
5774 GEN_LOAD_FREG_FTN(WT1, ft);
5775 GEN_LOAD_FREG_FTN(WTH1, ft);
5776 GEN_LOAD_FREG_FTN(WT2, fr);
5777 GEN_LOAD_FREG_FTN(WTH2, fr);
5778 gen_op_float_muladd_ps();
5779 GEN_STORE_FTN_FREG(fd, WT2);
5780 GEN_STORE_FTN_FREG(fd, WTH2);
5784 GEN_LOAD_FREG_FTN(WT0, fs);
5785 GEN_LOAD_FREG_FTN(WT1, ft);
5786 GEN_LOAD_FREG_FTN(WT2, fr);
5787 gen_op_float_mulsub_s();
5788 GEN_STORE_FTN_FREG(fd, WT2);
5792 GEN_LOAD_FREG_FTN(DT0, fs);
5793 GEN_LOAD_FREG_FTN(DT1, ft);
5794 GEN_LOAD_FREG_FTN(DT2, fr);
5795 gen_op_float_mulsub_d();
5796 GEN_STORE_FTN_FREG(fd, DT2);
5800 GEN_LOAD_FREG_FTN(WT0, fs);
5801 GEN_LOAD_FREG_FTN(WTH0, fs);
5802 GEN_LOAD_FREG_FTN(WT1, ft);
5803 GEN_LOAD_FREG_FTN(WTH1, ft);
5804 GEN_LOAD_FREG_FTN(WT2, fr);
5805 GEN_LOAD_FREG_FTN(WTH2, fr);
5806 gen_op_float_mulsub_ps();
5807 GEN_STORE_FTN_FREG(fd, WT2);
5808 GEN_STORE_FTN_FREG(fd, WTH2);
5812 GEN_LOAD_FREG_FTN(WT0, fs);
5813 GEN_LOAD_FREG_FTN(WT1, ft);
5814 GEN_LOAD_FREG_FTN(WT2, fr);
5815 gen_op_float_nmuladd_s();
5816 GEN_STORE_FTN_FREG(fd, WT2);
5820 GEN_LOAD_FREG_FTN(DT0, fs);
5821 GEN_LOAD_FREG_FTN(DT1, ft);
5822 GEN_LOAD_FREG_FTN(DT2, fr);
5823 gen_op_float_nmuladd_d();
5824 GEN_STORE_FTN_FREG(fd, DT2);
5828 GEN_LOAD_FREG_FTN(WT0, fs);
5829 GEN_LOAD_FREG_FTN(WTH0, fs);
5830 GEN_LOAD_FREG_FTN(WT1, ft);
5831 GEN_LOAD_FREG_FTN(WTH1, ft);
5832 GEN_LOAD_FREG_FTN(WT2, fr);
5833 GEN_LOAD_FREG_FTN(WTH2, fr);
5834 gen_op_float_nmuladd_ps();
5835 GEN_STORE_FTN_FREG(fd, WT2);
5836 GEN_STORE_FTN_FREG(fd, WTH2);
5840 GEN_LOAD_FREG_FTN(WT0, fs);
5841 GEN_LOAD_FREG_FTN(WT1, ft);
5842 GEN_LOAD_FREG_FTN(WT2, fr);
5843 gen_op_float_nmulsub_s();
5844 GEN_STORE_FTN_FREG(fd, WT2);
5848 GEN_LOAD_FREG_FTN(DT0, fs);
5849 GEN_LOAD_FREG_FTN(DT1, ft);
5850 GEN_LOAD_FREG_FTN(DT2, fr);
5851 gen_op_float_nmulsub_d();
5852 GEN_STORE_FTN_FREG(fd, DT2);
5856 GEN_LOAD_FREG_FTN(WT0, fs);
5857 GEN_LOAD_FREG_FTN(WTH0, fs);
5858 GEN_LOAD_FREG_FTN(WT1, ft);
5859 GEN_LOAD_FREG_FTN(WTH1, ft);
5860 GEN_LOAD_FREG_FTN(WT2, fr);
5861 GEN_LOAD_FREG_FTN(WTH2, fr);
5862 gen_op_float_nmulsub_ps();
5863 GEN_STORE_FTN_FREG(fd, WT2);
5864 GEN_STORE_FTN_FREG(fd, WTH2);
5869 generate_exception (ctx, EXCP_RI);
5872 MIPS_DEBUG("%s %s, %s, %s, %s", opn, fregnames[fd], fregnames[fr],
5873 fregnames[fs], fregnames[ft]);
5876 /* ISA extensions (ASEs) */
5877 /* MIPS16 extension to MIPS32 */
5878 /* SmartMIPS extension to MIPS32 */
5880 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
5882 /* MDMX extension to MIPS64 */
5886 static void decode_opc (CPUState *env, DisasContext *ctx)
5890 uint32_t op, op1, op2;
5893 /* make sure instructions are on a word boundary */
5894 if (ctx->pc & 0x3) {
5895 env->CP0_BadVAddr = ctx->pc;
5896 generate_exception(ctx, EXCP_AdEL);
5900 if ((ctx->hflags & MIPS_HFLAG_BMASK) == MIPS_HFLAG_BL) {
5902 /* Handle blikely not taken case */
5903 MIPS_DEBUG("blikely condition (" TARGET_FMT_lx ")", ctx->pc + 4);
5904 l1 = gen_new_label();
5906 gen_op_save_state(ctx->hflags & ~MIPS_HFLAG_BMASK);
5907 gen_goto_tb(ctx, 1, ctx->pc + 4);
5910 op = MASK_OP_MAJOR(ctx->opcode);
5911 rs = (ctx->opcode >> 21) & 0x1f;
5912 rt = (ctx->opcode >> 16) & 0x1f;
5913 rd = (ctx->opcode >> 11) & 0x1f;
5914 sa = (ctx->opcode >> 6) & 0x1f;
5915 imm = (int16_t)ctx->opcode;
5918 op1 = MASK_SPECIAL(ctx->opcode);
5920 case OPC_SLL: /* Arithmetic with immediate */
5921 case OPC_SRL ... OPC_SRA:
5922 gen_arith_imm(env, ctx, op1, rd, rt, sa);
5924 case OPC_MOVZ ... OPC_MOVN:
5925 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
5926 case OPC_SLLV: /* Arithmetic */
5927 case OPC_SRLV ... OPC_SRAV:
5928 case OPC_ADD ... OPC_NOR:
5929 case OPC_SLT ... OPC_SLTU:
5930 gen_arith(env, ctx, op1, rd, rs, rt);
5932 case OPC_MULT ... OPC_DIVU:
5933 gen_muldiv(ctx, op1, rs, rt);
5935 case OPC_JR ... OPC_JALR:
5936 gen_compute_branch(ctx, op1, rs, rd, sa);
5938 case OPC_TGE ... OPC_TEQ: /* Traps */
5940 gen_trap(ctx, op1, rs, rt, -1);
5942 case OPC_MFHI: /* Move from HI/LO */
5944 gen_HILO(ctx, op1, rd);
5947 case OPC_MTLO: /* Move to HI/LO */
5948 gen_HILO(ctx, op1, rs);
5950 case OPC_PMON: /* Pmon entry point, also R4010 selsl */
5951 #ifdef MIPS_STRICT_STANDARD
5952 MIPS_INVAL("PMON / selsl");
5953 generate_exception(ctx, EXCP_RI);
5959 generate_exception(ctx, EXCP_SYSCALL);
5962 generate_exception(ctx, EXCP_BREAK);
5965 #ifdef MIPS_STRICT_STANDARD
5967 generate_exception(ctx, EXCP_RI);
5969 /* Implemented as RI exception for now. */
5970 MIPS_INVAL("spim (unofficial)");
5971 generate_exception(ctx, EXCP_RI);
5979 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
5980 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
5981 save_cpu_state(ctx, 1);
5982 check_cp1_enabled(ctx);
5983 gen_movci(ctx, rd, rs, (ctx->opcode >> 18) & 0x7,
5984 (ctx->opcode >> 16) & 1);
5986 generate_exception_err(ctx, EXCP_CpU, 1);
5990 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
5991 /* MIPS64 specific opcodes */
5993 case OPC_DSRL ... OPC_DSRA:
5995 case OPC_DSRL32 ... OPC_DSRA32:
5996 check_insn(env, ctx, ISA_MIPS3);
5998 gen_arith_imm(env, ctx, op1, rd, rt, sa);
6001 case OPC_DSRLV ... OPC_DSRAV:
6002 case OPC_DADD ... OPC_DSUBU:
6003 check_insn(env, ctx, ISA_MIPS3);
6005 gen_arith(env, ctx, op1, rd, rs, rt);
6007 case OPC_DMULT ... OPC_DDIVU:
6008 check_insn(env, ctx, ISA_MIPS3);
6010 gen_muldiv(ctx, op1, rs, rt);
6013 default: /* Invalid */
6014 MIPS_INVAL("special");
6015 generate_exception(ctx, EXCP_RI);
6020 op1 = MASK_SPECIAL2(ctx->opcode);
6022 case OPC_MADD ... OPC_MADDU: /* Multiply and add/sub */
6023 case OPC_MSUB ... OPC_MSUBU:
6024 check_insn(env, ctx, ISA_MIPS32);
6025 gen_muldiv(ctx, op1, rs, rt);
6028 gen_arith(env, ctx, op1, rd, rs, rt);
6030 case OPC_CLZ ... OPC_CLO:
6031 check_insn(env, ctx, ISA_MIPS32);
6032 gen_cl(ctx, op1, rd, rs);
6035 /* XXX: not clear which exception should be raised
6036 * when in debug mode...
6038 check_insn(env, ctx, ISA_MIPS32);
6039 if (!(ctx->hflags & MIPS_HFLAG_DM)) {
6040 generate_exception(ctx, EXCP_DBp);
6042 generate_exception(ctx, EXCP_DBp);
6046 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
6047 case OPC_DCLZ ... OPC_DCLO:
6048 check_insn(env, ctx, ISA_MIPS64);
6050 gen_cl(ctx, op1, rd, rs);
6053 default: /* Invalid */
6054 MIPS_INVAL("special2");
6055 generate_exception(ctx, EXCP_RI);
6060 op1 = MASK_SPECIAL3(ctx->opcode);
6064 check_insn(env, ctx, ISA_MIPS32R2);
6065 gen_bitops(ctx, op1, rt, rs, sa, rd);
6068 check_insn(env, ctx, ISA_MIPS32R2);
6069 op2 = MASK_BSHFL(ctx->opcode);
6072 GEN_LOAD_REG_TN(T1, rt);
6076 GEN_LOAD_REG_TN(T1, rt);
6080 GEN_LOAD_REG_TN(T1, rt);
6083 default: /* Invalid */
6084 MIPS_INVAL("bshfl");
6085 generate_exception(ctx, EXCP_RI);
6088 GEN_STORE_TN_REG(rd, T0);
6091 check_insn(env, ctx, ISA_MIPS32R2);
6094 save_cpu_state(ctx, 1);
6095 gen_op_rdhwr_cpunum();
6098 save_cpu_state(ctx, 1);
6099 gen_op_rdhwr_synci_step();
6102 save_cpu_state(ctx, 1);
6106 save_cpu_state(ctx, 1);
6107 gen_op_rdhwr_ccres();
6110 #if defined (CONFIG_USER_ONLY)
6114 default: /* Invalid */
6115 MIPS_INVAL("rdhwr");
6116 generate_exception(ctx, EXCP_RI);
6119 GEN_STORE_TN_REG(rt, T0);
6122 check_insn(env, ctx, ASE_MT);
6123 GEN_LOAD_REG_TN(T0, rt);
6124 GEN_LOAD_REG_TN(T1, rs);
6128 check_insn(env, ctx, ASE_MT);
6129 GEN_LOAD_REG_TN(T0, rs);
6131 GEN_STORE_TN_REG(rd, T0);
6133 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
6134 case OPC_DEXTM ... OPC_DEXT:
6135 case OPC_DINSM ... OPC_DINS:
6136 check_insn(env, ctx, ISA_MIPS64R2);
6138 gen_bitops(ctx, op1, rt, rs, sa, rd);
6141 check_insn(env, ctx, ISA_MIPS64R2);
6143 op2 = MASK_DBSHFL(ctx->opcode);
6146 GEN_LOAD_REG_TN(T1, rt);
6150 GEN_LOAD_REG_TN(T1, rt);
6153 default: /* Invalid */
6154 MIPS_INVAL("dbshfl");
6155 generate_exception(ctx, EXCP_RI);
6158 GEN_STORE_TN_REG(rd, T0);
6160 default: /* Invalid */
6161 MIPS_INVAL("special3");
6162 generate_exception(ctx, EXCP_RI);
6167 op1 = MASK_REGIMM(ctx->opcode);
6169 case OPC_BLTZ ... OPC_BGEZL: /* REGIMM branches */
6170 case OPC_BLTZAL ... OPC_BGEZALL:
6171 gen_compute_branch(ctx, op1, rs, -1, imm << 2);
6173 case OPC_TGEI ... OPC_TEQI: /* REGIMM traps */
6175 gen_trap(ctx, op1, rs, -1, imm);
6178 check_insn(env, ctx, ISA_MIPS32R2);
6181 default: /* Invalid */
6182 MIPS_INVAL("regimm");
6183 generate_exception(ctx, EXCP_RI);
6188 check_cp0_enabled(ctx);
6189 op1 = MASK_CP0(ctx->opcode);
6195 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
6199 gen_cp0(env, ctx, op1, rt, rd);
6201 case OPC_C0_FIRST ... OPC_C0_LAST:
6202 gen_cp0(env, ctx, MASK_C0(ctx->opcode), rt, rd);
6205 op2 = MASK_MFMC0(ctx->opcode);
6208 check_insn(env, ctx, ASE_MT);
6212 check_insn(env, ctx, ASE_MT);
6216 check_insn(env, ctx, ASE_MT);
6220 check_insn(env, ctx, ASE_MT);
6224 check_insn(env, ctx, ISA_MIPS32R2);
6225 save_cpu_state(ctx, 1);
6227 /* Stop translation as we may have switched the execution mode */
6228 ctx->bstate = BS_STOP;
6231 check_insn(env, ctx, ISA_MIPS32R2);
6232 save_cpu_state(ctx, 1);
6234 /* Stop translation as we may have switched the execution mode */
6235 ctx->bstate = BS_STOP;
6237 default: /* Invalid */
6238 MIPS_INVAL("mfmc0");
6239 generate_exception(ctx, EXCP_RI);
6242 GEN_STORE_TN_REG(rt, T0);
6245 check_insn(env, ctx, ISA_MIPS32R2);
6246 GEN_LOAD_SRSREG_TN(T0, rt);
6247 GEN_STORE_TN_REG(rd, T0);
6250 check_insn(env, ctx, ISA_MIPS32R2);
6251 GEN_LOAD_REG_TN(T0, rt);
6252 GEN_STORE_TN_SRSREG(rd, T0);
6256 generate_exception(ctx, EXCP_RI);
6260 case OPC_ADDI ... OPC_LUI: /* Arithmetic with immediate opcode */
6261 gen_arith_imm(env, ctx, op, rt, rs, imm);
6263 case OPC_J ... OPC_JAL: /* Jump */
6264 offset = (int32_t)(ctx->opcode & 0x3FFFFFF) << 2;
6265 gen_compute_branch(ctx, op, rs, rt, offset);
6267 case OPC_BEQ ... OPC_BGTZ: /* Branch */
6268 case OPC_BEQL ... OPC_BGTZL:
6269 gen_compute_branch(ctx, op, rs, rt, imm << 2);
6271 case OPC_LB ... OPC_LWR: /* Load and stores */
6272 case OPC_SB ... OPC_SW:
6276 gen_ldst(ctx, op, rt, rs, imm);
6279 check_insn(env, ctx, ISA_MIPS3 | ISA_MIPS32);
6283 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
6287 /* Floating point (COP1). */
6292 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
6293 save_cpu_state(ctx, 1);
6294 check_cp1_enabled(ctx);
6295 gen_flt_ldst(ctx, op, rt, rs, imm);
6297 generate_exception_err(ctx, EXCP_CpU, 1);
6302 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
6303 save_cpu_state(ctx, 1);
6304 check_cp1_enabled(ctx);
6305 op1 = MASK_CP1(ctx->opcode);
6309 check_insn(env, ctx, ISA_MIPS32R2);
6314 gen_cp1(ctx, op1, rt, rd);
6316 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
6319 check_insn(env, ctx, ISA_MIPS3);
6320 gen_cp1(ctx, op1, rt, rd);
6325 check_insn(env, ctx, ASE_MIPS3D);
6328 gen_compute_branch1(env, ctx, MASK_BC1(ctx->opcode),
6329 (rt >> 2) & 0x7, imm << 2);
6336 gen_farith(ctx, MASK_CP1_FUNC(ctx->opcode), rt, rd, sa,
6341 generate_exception (ctx, EXCP_RI);
6345 generate_exception_err(ctx, EXCP_CpU, 1);
6355 /* COP2: Not implemented. */
6356 generate_exception_err(ctx, EXCP_CpU, 2);
6360 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
6361 save_cpu_state(ctx, 1);
6362 check_cp1_enabled(ctx);
6363 op1 = MASK_CP3(ctx->opcode);
6371 gen_flt3_ldst(ctx, op1, sa, rd, rs, rt);
6389 gen_flt3_arith(ctx, op1, sa, rs, rd, rt);
6393 generate_exception (ctx, EXCP_RI);
6397 generate_exception_err(ctx, EXCP_CpU, 1);
6401 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
6402 /* MIPS64 opcodes */
6404 case OPC_LDL ... OPC_LDR:
6405 case OPC_SDL ... OPC_SDR:
6410 check_insn(env, ctx, ISA_MIPS3);
6412 gen_ldst(ctx, op, rt, rs, imm);
6414 case OPC_DADDI ... OPC_DADDIU:
6415 check_insn(env, ctx, ISA_MIPS3);
6417 gen_arith_imm(env, ctx, op, rt, rs, imm);
6421 check_insn(env, ctx, ASE_MIPS16);
6422 /* MIPS16: Not implemented. */
6424 check_insn(env, ctx, ASE_MDMX);
6425 /* MDMX: Not implemented. */
6426 default: /* Invalid */
6427 MIPS_INVAL("major opcode");
6428 generate_exception(ctx, EXCP_RI);
6431 if (ctx->hflags & MIPS_HFLAG_BMASK) {
6432 int hflags = ctx->hflags & MIPS_HFLAG_BMASK;
6433 /* Branches completion */
6434 ctx->hflags &= ~MIPS_HFLAG_BMASK;
6435 ctx->bstate = BS_BRANCH;
6436 save_cpu_state(ctx, 0);
6439 /* unconditional branch */
6440 MIPS_DEBUG("unconditional branch");
6441 gen_goto_tb(ctx, 0, ctx->btarget);
6444 /* blikely taken case */
6445 MIPS_DEBUG("blikely branch taken");
6446 gen_goto_tb(ctx, 0, ctx->btarget);
6449 /* Conditional branch */
6450 MIPS_DEBUG("conditional branch");
6453 l1 = gen_new_label();
6455 gen_goto_tb(ctx, 1, ctx->pc + 4);
6457 gen_goto_tb(ctx, 0, ctx->btarget);
6461 /* unconditional branch to register */
6462 MIPS_DEBUG("branch to register");
6468 MIPS_DEBUG("unknown branch");
6474 static always_inline int
6475 gen_intermediate_code_internal (CPUState *env, TranslationBlock *tb,
6479 target_ulong pc_start;
6480 uint16_t *gen_opc_end;
6483 if (search_pc && loglevel)
6484 fprintf (logfile, "search pc %d\n", search_pc);
6487 gen_opc_ptr = gen_opc_buf;
6488 gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
6489 gen_opparam_ptr = gen_opparam_buf;
6494 ctx.bstate = BS_NONE;
6495 /* Restore delay slot state from the tb context. */
6496 ctx.hflags = (uint32_t)tb->flags; /* FIXME: maybe use 64 bits here? */
6497 restore_cpu_state(env, &ctx);
6498 #if defined(CONFIG_USER_ONLY)
6499 ctx.mem_idx = MIPS_HFLAG_UM;
6501 ctx.mem_idx = ctx.hflags & MIPS_HFLAG_KSU;
6504 if (loglevel & CPU_LOG_TB_CPU) {
6505 fprintf(logfile, "------------------------------------------------\n");
6506 /* FIXME: This may print out stale hflags from env... */
6507 cpu_dump_state(env, logfile, fprintf, 0);
6510 #ifdef MIPS_DEBUG_DISAS
6511 if (loglevel & CPU_LOG_TB_IN_ASM)
6512 fprintf(logfile, "\ntb %p idx %d hflags %04x\n",
6513 tb, ctx.mem_idx, ctx.hflags);
6515 while (ctx.bstate == BS_NONE && gen_opc_ptr < gen_opc_end) {
6516 if (env->nb_breakpoints > 0) {
6517 for(j = 0; j < env->nb_breakpoints; j++) {
6518 if (env->breakpoints[j] == ctx.pc) {
6519 save_cpu_state(&ctx, 1);
6520 ctx.bstate = BS_BRANCH;
6522 /* Include the breakpoint location or the tb won't
6523 * be flushed when it must be. */
6525 goto done_generating;
6531 j = gen_opc_ptr - gen_opc_buf;
6535 gen_opc_instr_start[lj++] = 0;
6537 gen_opc_pc[lj] = ctx.pc;
6538 gen_opc_hflags[lj] = ctx.hflags & MIPS_HFLAG_BMASK;
6539 gen_opc_instr_start[lj] = 1;
6541 ctx.opcode = ldl_code(ctx.pc);
6542 decode_opc(env, &ctx);
6545 if (env->singlestep_enabled)
6548 if ((ctx.pc & (TARGET_PAGE_SIZE - 1)) == 0)
6551 #if defined (MIPS_SINGLE_STEP)
6555 if (env->singlestep_enabled) {
6556 save_cpu_state(&ctx, ctx.bstate == BS_NONE);
6559 switch (ctx.bstate) {
6561 gen_op_interrupt_restart();
6562 gen_goto_tb(&ctx, 0, ctx.pc);
6565 save_cpu_state(&ctx, 0);
6566 gen_goto_tb(&ctx, 0, ctx.pc);
6569 gen_op_interrupt_restart();
6579 *gen_opc_ptr = INDEX_op_end;
6581 j = gen_opc_ptr - gen_opc_buf;
6584 gen_opc_instr_start[lj++] = 0;
6586 tb->size = ctx.pc - pc_start;
6589 #if defined MIPS_DEBUG_DISAS
6590 if (loglevel & CPU_LOG_TB_IN_ASM)
6591 fprintf(logfile, "\n");
6593 if (loglevel & CPU_LOG_TB_IN_ASM) {
6594 fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start));
6595 target_disas(logfile, pc_start, ctx.pc - pc_start, 0);
6596 fprintf(logfile, "\n");
6598 if (loglevel & CPU_LOG_TB_OP) {
6599 fprintf(logfile, "OP:\n");
6600 dump_ops(gen_opc_buf, gen_opparam_buf);
6601 fprintf(logfile, "\n");
6603 if (loglevel & CPU_LOG_TB_CPU) {
6604 fprintf(logfile, "---------------- %d %08x\n", ctx.bstate, ctx.hflags);
6611 int gen_intermediate_code (CPUState *env, struct TranslationBlock *tb)
6613 return gen_intermediate_code_internal(env, tb, 0);
6616 int gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb)
6618 return gen_intermediate_code_internal(env, tb, 1);
6621 void fpu_dump_state(CPUState *env, FILE *f,
6622 int (*fpu_fprintf)(FILE *f, const char *fmt, ...),
6626 int is_fpu64 = !!(env->hflags & MIPS_HFLAG_F64);
6628 #define printfpr(fp) \
6631 fpu_fprintf(f, "w:%08x d:%016lx fd:%13g fs:%13g psu: %13g\n", \
6632 (fp)->w[FP_ENDIAN_IDX], (fp)->d, (fp)->fd, \
6633 (fp)->fs[FP_ENDIAN_IDX], (fp)->fs[!FP_ENDIAN_IDX]); \
6636 tmp.w[FP_ENDIAN_IDX] = (fp)->w[FP_ENDIAN_IDX]; \
6637 tmp.w[!FP_ENDIAN_IDX] = ((fp) + 1)->w[FP_ENDIAN_IDX]; \
6638 fpu_fprintf(f, "w:%08x d:%016lx fd:%13g fs:%13g psu:%13g\n", \
6639 tmp.w[FP_ENDIAN_IDX], tmp.d, tmp.fd, \
6640 tmp.fs[FP_ENDIAN_IDX], tmp.fs[!FP_ENDIAN_IDX]); \
6645 fpu_fprintf(f, "CP1 FCR0 0x%08x FCR31 0x%08x SR.FR %d fp_status 0x%08x(0x%02x)\n",
6646 env->fpu->fcr0, env->fpu->fcr31, is_fpu64, env->fpu->fp_status,
6647 get_float_exception_flags(&env->fpu->fp_status));
6648 fpu_fprintf(f, "FT0: "); printfpr(&env->fpu->ft0);
6649 fpu_fprintf(f, "FT1: "); printfpr(&env->fpu->ft1);
6650 fpu_fprintf(f, "FT2: "); printfpr(&env->fpu->ft2);
6651 for (i = 0; i < 32; (is_fpu64) ? i++ : (i += 2)) {
6652 fpu_fprintf(f, "%3s: ", fregnames[i]);
6653 printfpr(&env->fpu->fpr[i]);
6659 void dump_fpu (CPUState *env)
6662 fprintf(logfile, "pc=0x" TARGET_FMT_lx " HI=0x" TARGET_FMT_lx " LO=0x" TARGET_FMT_lx " ds %04x " TARGET_FMT_lx " %d\n",
6663 env->PC[env->current_tc], env->HI[0][env->current_tc], env->LO[0][env->current_tc], env->hflags, env->btarget, env->bcond);
6664 fpu_dump_state(env, logfile, fprintf, 0);
6668 #if (defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)) && defined(MIPS_DEBUG_SIGN_EXTENSIONS)
6669 /* Debug help: The architecture requires 32bit code to maintain proper
6670 sign-extened values on 64bit machines. */
6672 #define SIGN_EXT_P(val) ((((val) & ~0x7fffffff) == 0) || (((val) & ~0x7fffffff) == ~0x7fffffff))
6674 void cpu_mips_check_sign_extensions (CPUState *env, FILE *f,
6675 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
6680 if (!SIGN_EXT_P(env->PC[env->current_tc]))
6681 cpu_fprintf(f, "BROKEN: pc=0x" TARGET_FMT_lx "\n", env->PC[env->current_tc]);
6682 if (!SIGN_EXT_P(env->HI[env->current_tc]))
6683 cpu_fprintf(f, "BROKEN: HI=0x" TARGET_FMT_lx "\n", env->HI[env->current_tc]);
6684 if (!SIGN_EXT_P(env->LO[env->current_tc]))
6685 cpu_fprintf(f, "BROKEN: LO=0x" TARGET_FMT_lx "\n", env->LO[env->current_tc]);
6686 if (!SIGN_EXT_P(env->btarget))
6687 cpu_fprintf(f, "BROKEN: btarget=0x" TARGET_FMT_lx "\n", env->btarget);
6689 for (i = 0; i < 32; i++) {
6690 if (!SIGN_EXT_P(env->gpr[i][env->current_tc]))
6691 cpu_fprintf(f, "BROKEN: %s=0x" TARGET_FMT_lx "\n", regnames[i], env->gpr[i][env->current_tc]);
6694 if (!SIGN_EXT_P(env->CP0_EPC))
6695 cpu_fprintf(f, "BROKEN: EPC=0x" TARGET_FMT_lx "\n", env->CP0_EPC);
6696 if (!SIGN_EXT_P(env->CP0_LLAddr))
6697 cpu_fprintf(f, "BROKEN: LLAddr=0x" TARGET_FMT_lx "\n", env->CP0_LLAddr);
6701 void cpu_dump_state (CPUState *env, FILE *f,
6702 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
6707 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",
6708 env->PC[env->current_tc], env->HI[env->current_tc], env->LO[env->current_tc], env->hflags, env->btarget, env->bcond);
6709 for (i = 0; i < 32; i++) {
6711 cpu_fprintf(f, "GPR%02d:", i);
6712 cpu_fprintf(f, " %s " TARGET_FMT_lx, regnames[i], env->gpr[i][env->current_tc]);
6714 cpu_fprintf(f, "\n");
6717 cpu_fprintf(f, "CP0 Status 0x%08x Cause 0x%08x EPC 0x" TARGET_FMT_lx "\n",
6718 env->CP0_Status, env->CP0_Cause, env->CP0_EPC);
6719 cpu_fprintf(f, " Config0 0x%08x Config1 0x%08x LLAddr 0x" TARGET_FMT_lx "\n",
6720 env->CP0_Config0, env->CP0_Config1, env->CP0_LLAddr);
6721 if (env->hflags & MIPS_HFLAG_FPU)
6722 fpu_dump_state(env, f, cpu_fprintf, flags);
6723 #if (defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)) && defined(MIPS_DEBUG_SIGN_EXTENSIONS)
6724 cpu_mips_check_sign_extensions(env, f, cpu_fprintf, flags);
6728 CPUMIPSState *cpu_mips_init (void)
6732 env = qemu_mallocz(sizeof(CPUMIPSState));
6740 void cpu_reset (CPUMIPSState *env)
6742 memset(env, 0, offsetof(CPUMIPSState, breakpoints));
6747 #if !defined(CONFIG_USER_ONLY)
6748 if (env->hflags & MIPS_HFLAG_BMASK) {
6749 /* If the exception was raised from a delay slot,
6750 * come back to the jump. */
6751 env->CP0_ErrorEPC = env->PC[env->current_tc] - 4;
6753 env->CP0_ErrorEPC = env->PC[env->current_tc];
6755 env->PC[env->current_tc] = (int32_t)0xBFC00000;
6757 /* SMP not implemented */
6758 env->CP0_EBase = 0x80000000;
6759 env->CP0_Status = (1 << CP0St_BEV) | (1 << CP0St_ERL);
6760 /* vectored interrupts not implemented, timer on int 7,
6761 no performance counters. */
6762 env->CP0_IntCtl = 0xe0000000;
6766 for (i = 0; i < 7; i++) {
6767 env->CP0_WatchLo[i] = 0;
6768 env->CP0_WatchHi[i] = 0x80000000;
6770 env->CP0_WatchLo[7] = 0;
6771 env->CP0_WatchHi[7] = 0;
6773 /* Count register increments in debug mode, EJTAG version 1 */
6774 env->CP0_Debug = (1 << CP0DB_CNT) | (0x1 << CP0DB_VER);
6776 env->exception_index = EXCP_NONE;
6777 #if defined(CONFIG_USER_ONLY)
6778 env->hflags = MIPS_HFLAG_UM;
6779 env->user_mode_only = 1;
6781 env->hflags = MIPS_HFLAG_CP0;
6785 #include "translate_init.c"