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
34 #include "qemu-common.h"
36 //#define MIPS_DEBUG_DISAS
37 //#define MIPS_DEBUG_SIGN_EXTENSIONS
38 //#define MIPS_SINGLE_STEP
40 /* MIPS major opcodes */
41 #define MASK_OP_MAJOR(op) (op & (0x3F << 26))
44 /* indirect opcode tables */
45 OPC_SPECIAL = (0x00 << 26),
46 OPC_REGIMM = (0x01 << 26),
47 OPC_CP0 = (0x10 << 26),
48 OPC_CP1 = (0x11 << 26),
49 OPC_CP2 = (0x12 << 26),
50 OPC_CP3 = (0x13 << 26),
51 OPC_SPECIAL2 = (0x1C << 26),
52 OPC_SPECIAL3 = (0x1F << 26),
53 /* arithmetic with immediate */
54 OPC_ADDI = (0x08 << 26),
55 OPC_ADDIU = (0x09 << 26),
56 OPC_SLTI = (0x0A << 26),
57 OPC_SLTIU = (0x0B << 26),
58 OPC_ANDI = (0x0C << 26),
59 OPC_ORI = (0x0D << 26),
60 OPC_XORI = (0x0E << 26),
61 OPC_LUI = (0x0F << 26),
62 OPC_DADDI = (0x18 << 26),
63 OPC_DADDIU = (0x19 << 26),
64 /* Jump and branches */
66 OPC_JAL = (0x03 << 26),
67 OPC_BEQ = (0x04 << 26), /* Unconditional if rs = rt = 0 (B) */
68 OPC_BEQL = (0x14 << 26),
69 OPC_BNE = (0x05 << 26),
70 OPC_BNEL = (0x15 << 26),
71 OPC_BLEZ = (0x06 << 26),
72 OPC_BLEZL = (0x16 << 26),
73 OPC_BGTZ = (0x07 << 26),
74 OPC_BGTZL = (0x17 << 26),
75 OPC_JALX = (0x1D << 26), /* MIPS 16 only */
77 OPC_LDL = (0x1A << 26),
78 OPC_LDR = (0x1B << 26),
79 OPC_LB = (0x20 << 26),
80 OPC_LH = (0x21 << 26),
81 OPC_LWL = (0x22 << 26),
82 OPC_LW = (0x23 << 26),
83 OPC_LBU = (0x24 << 26),
84 OPC_LHU = (0x25 << 26),
85 OPC_LWR = (0x26 << 26),
86 OPC_LWU = (0x27 << 26),
87 OPC_SB = (0x28 << 26),
88 OPC_SH = (0x29 << 26),
89 OPC_SWL = (0x2A << 26),
90 OPC_SW = (0x2B << 26),
91 OPC_SDL = (0x2C << 26),
92 OPC_SDR = (0x2D << 26),
93 OPC_SWR = (0x2E << 26),
94 OPC_LL = (0x30 << 26),
95 OPC_LLD = (0x34 << 26),
96 OPC_LD = (0x37 << 26),
97 OPC_SC = (0x38 << 26),
98 OPC_SCD = (0x3C << 26),
99 OPC_SD = (0x3F << 26),
100 /* Floating point load/store */
101 OPC_LWC1 = (0x31 << 26),
102 OPC_LWC2 = (0x32 << 26),
103 OPC_LDC1 = (0x35 << 26),
104 OPC_LDC2 = (0x36 << 26),
105 OPC_SWC1 = (0x39 << 26),
106 OPC_SWC2 = (0x3A << 26),
107 OPC_SDC1 = (0x3D << 26),
108 OPC_SDC2 = (0x3E << 26),
109 /* MDMX ASE specific */
110 OPC_MDMX = (0x1E << 26),
111 /* Cache and prefetch */
112 OPC_CACHE = (0x2F << 26),
113 OPC_PREF = (0x33 << 26),
114 /* Reserved major opcode */
115 OPC_MAJOR3B_RESERVED = (0x3B << 26),
118 /* MIPS special opcodes */
119 #define MASK_SPECIAL(op) MASK_OP_MAJOR(op) | (op & 0x3F)
123 OPC_SLL = 0x00 | OPC_SPECIAL,
124 /* NOP is SLL r0, r0, 0 */
125 /* SSNOP is SLL r0, r0, 1 */
126 /* EHB is SLL r0, r0, 3 */
127 OPC_SRL = 0x02 | OPC_SPECIAL, /* also ROTR */
128 OPC_SRA = 0x03 | OPC_SPECIAL,
129 OPC_SLLV = 0x04 | OPC_SPECIAL,
130 OPC_SRLV = 0x06 | OPC_SPECIAL, /* also ROTRV */
131 OPC_SRAV = 0x07 | OPC_SPECIAL,
132 OPC_DSLLV = 0x14 | OPC_SPECIAL,
133 OPC_DSRLV = 0x16 | OPC_SPECIAL, /* also DROTRV */
134 OPC_DSRAV = 0x17 | OPC_SPECIAL,
135 OPC_DSLL = 0x38 | OPC_SPECIAL,
136 OPC_DSRL = 0x3A | OPC_SPECIAL, /* also DROTR */
137 OPC_DSRA = 0x3B | OPC_SPECIAL,
138 OPC_DSLL32 = 0x3C | OPC_SPECIAL,
139 OPC_DSRL32 = 0x3E | OPC_SPECIAL, /* also DROTR32 */
140 OPC_DSRA32 = 0x3F | OPC_SPECIAL,
141 /* Multiplication / division */
142 OPC_MULT = 0x18 | OPC_SPECIAL,
143 OPC_MULTU = 0x19 | OPC_SPECIAL,
144 OPC_DIV = 0x1A | OPC_SPECIAL,
145 OPC_DIVU = 0x1B | OPC_SPECIAL,
146 OPC_DMULT = 0x1C | OPC_SPECIAL,
147 OPC_DMULTU = 0x1D | OPC_SPECIAL,
148 OPC_DDIV = 0x1E | OPC_SPECIAL,
149 OPC_DDIVU = 0x1F | OPC_SPECIAL,
150 /* 2 registers arithmetic / logic */
151 OPC_ADD = 0x20 | OPC_SPECIAL,
152 OPC_ADDU = 0x21 | OPC_SPECIAL,
153 OPC_SUB = 0x22 | OPC_SPECIAL,
154 OPC_SUBU = 0x23 | OPC_SPECIAL,
155 OPC_AND = 0x24 | OPC_SPECIAL,
156 OPC_OR = 0x25 | OPC_SPECIAL,
157 OPC_XOR = 0x26 | OPC_SPECIAL,
158 OPC_NOR = 0x27 | OPC_SPECIAL,
159 OPC_SLT = 0x2A | OPC_SPECIAL,
160 OPC_SLTU = 0x2B | OPC_SPECIAL,
161 OPC_DADD = 0x2C | OPC_SPECIAL,
162 OPC_DADDU = 0x2D | OPC_SPECIAL,
163 OPC_DSUB = 0x2E | OPC_SPECIAL,
164 OPC_DSUBU = 0x2F | OPC_SPECIAL,
166 OPC_JR = 0x08 | OPC_SPECIAL, /* Also JR.HB */
167 OPC_JALR = 0x09 | OPC_SPECIAL, /* Also JALR.HB */
169 OPC_TGE = 0x30 | OPC_SPECIAL,
170 OPC_TGEU = 0x31 | OPC_SPECIAL,
171 OPC_TLT = 0x32 | OPC_SPECIAL,
172 OPC_TLTU = 0x33 | OPC_SPECIAL,
173 OPC_TEQ = 0x34 | OPC_SPECIAL,
174 OPC_TNE = 0x36 | OPC_SPECIAL,
175 /* HI / LO registers load & stores */
176 OPC_MFHI = 0x10 | OPC_SPECIAL,
177 OPC_MTHI = 0x11 | OPC_SPECIAL,
178 OPC_MFLO = 0x12 | OPC_SPECIAL,
179 OPC_MTLO = 0x13 | OPC_SPECIAL,
180 /* Conditional moves */
181 OPC_MOVZ = 0x0A | OPC_SPECIAL,
182 OPC_MOVN = 0x0B | OPC_SPECIAL,
184 OPC_MOVCI = 0x01 | OPC_SPECIAL,
187 OPC_PMON = 0x05 | OPC_SPECIAL, /* inofficial */
188 OPC_SYSCALL = 0x0C | OPC_SPECIAL,
189 OPC_BREAK = 0x0D | OPC_SPECIAL,
190 OPC_SPIM = 0x0E | OPC_SPECIAL, /* inofficial */
191 OPC_SYNC = 0x0F | OPC_SPECIAL,
193 OPC_SPECIAL15_RESERVED = 0x15 | OPC_SPECIAL,
194 OPC_SPECIAL28_RESERVED = 0x28 | OPC_SPECIAL,
195 OPC_SPECIAL29_RESERVED = 0x29 | OPC_SPECIAL,
196 OPC_SPECIAL35_RESERVED = 0x35 | OPC_SPECIAL,
197 OPC_SPECIAL37_RESERVED = 0x37 | OPC_SPECIAL,
198 OPC_SPECIAL39_RESERVED = 0x39 | OPC_SPECIAL,
199 OPC_SPECIAL3D_RESERVED = 0x3D | OPC_SPECIAL,
202 /* Multiplication variants of the vr54xx. */
203 #define MASK_MUL_VR54XX(op) MASK_SPECIAL(op) | (op & (0x1F << 6))
206 OPC_VR54XX_MULS = (0x03 << 6) | OPC_MULT,
207 OPC_VR54XX_MULSU = (0x03 << 6) | OPC_MULTU,
208 OPC_VR54XX_MACC = (0x05 << 6) | OPC_MULT,
209 OPC_VR54XX_MACCU = (0x05 << 6) | OPC_MULTU,
210 OPC_VR54XX_MSAC = (0x07 << 6) | OPC_MULT,
211 OPC_VR54XX_MSACU = (0x07 << 6) | OPC_MULTU,
212 OPC_VR54XX_MULHI = (0x09 << 6) | OPC_MULT,
213 OPC_VR54XX_MULHIU = (0x09 << 6) | OPC_MULTU,
214 OPC_VR54XX_MULSHI = (0x0B << 6) | OPC_MULT,
215 OPC_VR54XX_MULSHIU = (0x0B << 6) | OPC_MULTU,
216 OPC_VR54XX_MACCHI = (0x0D << 6) | OPC_MULT,
217 OPC_VR54XX_MACCHIU = (0x0D << 6) | OPC_MULTU,
218 OPC_VR54XX_MSACHI = (0x0F << 6) | OPC_MULT,
219 OPC_VR54XX_MSACHIU = (0x0F << 6) | OPC_MULTU,
222 /* REGIMM (rt field) opcodes */
223 #define MASK_REGIMM(op) MASK_OP_MAJOR(op) | (op & (0x1F << 16))
226 OPC_BLTZ = (0x00 << 16) | OPC_REGIMM,
227 OPC_BLTZL = (0x02 << 16) | OPC_REGIMM,
228 OPC_BGEZ = (0x01 << 16) | OPC_REGIMM,
229 OPC_BGEZL = (0x03 << 16) | OPC_REGIMM,
230 OPC_BLTZAL = (0x10 << 16) | OPC_REGIMM,
231 OPC_BLTZALL = (0x12 << 16) | OPC_REGIMM,
232 OPC_BGEZAL = (0x11 << 16) | OPC_REGIMM,
233 OPC_BGEZALL = (0x13 << 16) | OPC_REGIMM,
234 OPC_TGEI = (0x08 << 16) | OPC_REGIMM,
235 OPC_TGEIU = (0x09 << 16) | OPC_REGIMM,
236 OPC_TLTI = (0x0A << 16) | OPC_REGIMM,
237 OPC_TLTIU = (0x0B << 16) | OPC_REGIMM,
238 OPC_TEQI = (0x0C << 16) | OPC_REGIMM,
239 OPC_TNEI = (0x0E << 16) | OPC_REGIMM,
240 OPC_SYNCI = (0x1F << 16) | OPC_REGIMM,
243 /* Special2 opcodes */
244 #define MASK_SPECIAL2(op) MASK_OP_MAJOR(op) | (op & 0x3F)
247 /* Multiply & xxx operations */
248 OPC_MADD = 0x00 | OPC_SPECIAL2,
249 OPC_MADDU = 0x01 | OPC_SPECIAL2,
250 OPC_MUL = 0x02 | OPC_SPECIAL2,
251 OPC_MSUB = 0x04 | OPC_SPECIAL2,
252 OPC_MSUBU = 0x05 | OPC_SPECIAL2,
254 OPC_CLZ = 0x20 | OPC_SPECIAL2,
255 OPC_CLO = 0x21 | OPC_SPECIAL2,
256 OPC_DCLZ = 0x24 | OPC_SPECIAL2,
257 OPC_DCLO = 0x25 | OPC_SPECIAL2,
259 OPC_SDBBP = 0x3F | OPC_SPECIAL2,
262 /* Special3 opcodes */
263 #define MASK_SPECIAL3(op) MASK_OP_MAJOR(op) | (op & 0x3F)
266 OPC_EXT = 0x00 | OPC_SPECIAL3,
267 OPC_DEXTM = 0x01 | OPC_SPECIAL3,
268 OPC_DEXTU = 0x02 | OPC_SPECIAL3,
269 OPC_DEXT = 0x03 | OPC_SPECIAL3,
270 OPC_INS = 0x04 | OPC_SPECIAL3,
271 OPC_DINSM = 0x05 | OPC_SPECIAL3,
272 OPC_DINSU = 0x06 | OPC_SPECIAL3,
273 OPC_DINS = 0x07 | OPC_SPECIAL3,
274 OPC_FORK = 0x08 | OPC_SPECIAL3,
275 OPC_YIELD = 0x09 | OPC_SPECIAL3,
276 OPC_BSHFL = 0x20 | OPC_SPECIAL3,
277 OPC_DBSHFL = 0x24 | OPC_SPECIAL3,
278 OPC_RDHWR = 0x3B | OPC_SPECIAL3,
282 #define MASK_BSHFL(op) MASK_SPECIAL3(op) | (op & (0x1F << 6))
285 OPC_WSBH = (0x02 << 6) | OPC_BSHFL,
286 OPC_SEB = (0x10 << 6) | OPC_BSHFL,
287 OPC_SEH = (0x18 << 6) | OPC_BSHFL,
291 #define MASK_DBSHFL(op) MASK_SPECIAL3(op) | (op & (0x1F << 6))
294 OPC_DSBH = (0x02 << 6) | OPC_DBSHFL,
295 OPC_DSHD = (0x05 << 6) | OPC_DBSHFL,
298 /* Coprocessor 0 (rs field) */
299 #define MASK_CP0(op) MASK_OP_MAJOR(op) | (op & (0x1F << 21))
302 OPC_MFC0 = (0x00 << 21) | OPC_CP0,
303 OPC_DMFC0 = (0x01 << 21) | OPC_CP0,
304 OPC_MTC0 = (0x04 << 21) | OPC_CP0,
305 OPC_DMTC0 = (0x05 << 21) | OPC_CP0,
306 OPC_MFTR = (0x08 << 21) | OPC_CP0,
307 OPC_RDPGPR = (0x0A << 21) | OPC_CP0,
308 OPC_MFMC0 = (0x0B << 21) | OPC_CP0,
309 OPC_MTTR = (0x0C << 21) | OPC_CP0,
310 OPC_WRPGPR = (0x0E << 21) | OPC_CP0,
311 OPC_C0 = (0x10 << 21) | OPC_CP0,
312 OPC_C0_FIRST = (0x10 << 21) | OPC_CP0,
313 OPC_C0_LAST = (0x1F << 21) | OPC_CP0,
317 #define MASK_MFMC0(op) MASK_CP0(op) | (op & 0xFFFF)
320 OPC_DMT = 0x01 | (0 << 5) | (0x0F << 6) | (0x01 << 11) | OPC_MFMC0,
321 OPC_EMT = 0x01 | (1 << 5) | (0x0F << 6) | (0x01 << 11) | OPC_MFMC0,
322 OPC_DVPE = 0x01 | (0 << 5) | OPC_MFMC0,
323 OPC_EVPE = 0x01 | (1 << 5) | OPC_MFMC0,
324 OPC_DI = (0 << 5) | (0x0C << 11) | OPC_MFMC0,
325 OPC_EI = (1 << 5) | (0x0C << 11) | OPC_MFMC0,
328 /* Coprocessor 0 (with rs == C0) */
329 #define MASK_C0(op) MASK_CP0(op) | (op & 0x3F)
332 OPC_TLBR = 0x01 | OPC_C0,
333 OPC_TLBWI = 0x02 | OPC_C0,
334 OPC_TLBWR = 0x06 | OPC_C0,
335 OPC_TLBP = 0x08 | OPC_C0,
336 OPC_RFE = 0x10 | OPC_C0,
337 OPC_ERET = 0x18 | OPC_C0,
338 OPC_DERET = 0x1F | OPC_C0,
339 OPC_WAIT = 0x20 | OPC_C0,
342 /* Coprocessor 1 (rs field) */
343 #define MASK_CP1(op) MASK_OP_MAJOR(op) | (op & (0x1F << 21))
346 OPC_MFC1 = (0x00 << 21) | OPC_CP1,
347 OPC_DMFC1 = (0x01 << 21) | OPC_CP1,
348 OPC_CFC1 = (0x02 << 21) | OPC_CP1,
349 OPC_MFHC1 = (0x03 << 21) | OPC_CP1,
350 OPC_MTC1 = (0x04 << 21) | OPC_CP1,
351 OPC_DMTC1 = (0x05 << 21) | OPC_CP1,
352 OPC_CTC1 = (0x06 << 21) | OPC_CP1,
353 OPC_MTHC1 = (0x07 << 21) | OPC_CP1,
354 OPC_BC1 = (0x08 << 21) | OPC_CP1, /* bc */
355 OPC_BC1ANY2 = (0x09 << 21) | OPC_CP1,
356 OPC_BC1ANY4 = (0x0A << 21) | OPC_CP1,
357 OPC_S_FMT = (0x10 << 21) | OPC_CP1, /* 16: fmt=single fp */
358 OPC_D_FMT = (0x11 << 21) | OPC_CP1, /* 17: fmt=double fp */
359 OPC_E_FMT = (0x12 << 21) | OPC_CP1, /* 18: fmt=extended fp */
360 OPC_Q_FMT = (0x13 << 21) | OPC_CP1, /* 19: fmt=quad fp */
361 OPC_W_FMT = (0x14 << 21) | OPC_CP1, /* 20: fmt=32bit fixed */
362 OPC_L_FMT = (0x15 << 21) | OPC_CP1, /* 21: fmt=64bit fixed */
363 OPC_PS_FMT = (0x16 << 21) | OPC_CP1, /* 22: fmt=paired single fp */
366 #define MASK_CP1_FUNC(op) MASK_CP1(op) | (op & 0x3F)
367 #define MASK_BC1(op) MASK_CP1(op) | (op & (0x3 << 16))
370 OPC_BC1F = (0x00 << 16) | OPC_BC1,
371 OPC_BC1T = (0x01 << 16) | OPC_BC1,
372 OPC_BC1FL = (0x02 << 16) | OPC_BC1,
373 OPC_BC1TL = (0x03 << 16) | OPC_BC1,
377 OPC_BC1FANY2 = (0x00 << 16) | OPC_BC1ANY2,
378 OPC_BC1TANY2 = (0x01 << 16) | OPC_BC1ANY2,
382 OPC_BC1FANY4 = (0x00 << 16) | OPC_BC1ANY4,
383 OPC_BC1TANY4 = (0x01 << 16) | OPC_BC1ANY4,
386 #define MASK_CP2(op) MASK_OP_MAJOR(op) | (op & (0x1F << 21))
389 OPC_MFC2 = (0x00 << 21) | OPC_CP2,
390 OPC_DMFC2 = (0x01 << 21) | OPC_CP2,
391 OPC_CFC2 = (0x02 << 21) | OPC_CP2,
392 OPC_MFHC2 = (0x03 << 21) | OPC_CP2,
393 OPC_MTC2 = (0x04 << 21) | OPC_CP2,
394 OPC_DMTC2 = (0x05 << 21) | OPC_CP2,
395 OPC_CTC2 = (0x06 << 21) | OPC_CP2,
396 OPC_MTHC2 = (0x07 << 21) | OPC_CP2,
397 OPC_BC2 = (0x08 << 21) | OPC_CP2,
400 #define MASK_CP3(op) MASK_OP_MAJOR(op) | (op & 0x3F)
403 OPC_LWXC1 = 0x00 | OPC_CP3,
404 OPC_LDXC1 = 0x01 | OPC_CP3,
405 OPC_LUXC1 = 0x05 | OPC_CP3,
406 OPC_SWXC1 = 0x08 | OPC_CP3,
407 OPC_SDXC1 = 0x09 | OPC_CP3,
408 OPC_SUXC1 = 0x0D | OPC_CP3,
409 OPC_PREFX = 0x0F | OPC_CP3,
410 OPC_ALNV_PS = 0x1E | OPC_CP3,
411 OPC_MADD_S = 0x20 | OPC_CP3,
412 OPC_MADD_D = 0x21 | OPC_CP3,
413 OPC_MADD_PS = 0x26 | OPC_CP3,
414 OPC_MSUB_S = 0x28 | OPC_CP3,
415 OPC_MSUB_D = 0x29 | OPC_CP3,
416 OPC_MSUB_PS = 0x2E | OPC_CP3,
417 OPC_NMADD_S = 0x30 | OPC_CP3,
418 OPC_NMADD_D = 0x31 | OPC_CP3,
419 OPC_NMADD_PS= 0x36 | OPC_CP3,
420 OPC_NMSUB_S = 0x38 | OPC_CP3,
421 OPC_NMSUB_D = 0x39 | OPC_CP3,
422 OPC_NMSUB_PS= 0x3E | OPC_CP3,
425 /* global register indices */
426 static TCGv cpu_env, current_tc_gprs, current_tc_hi, cpu_T[2];
428 /* The code generator doesn't like lots of temporaries, so maintain our own
429 cache for reuse within a function. */
431 static int num_temps;
432 static TCGv temps[MAX_TEMPS];
434 /* Allocate a temporary variable. */
435 static TCGv new_tmp(void)
438 if (num_temps == MAX_TEMPS)
441 if (GET_TCGV(temps[num_temps]))
442 return temps[num_temps++];
444 tmp = tcg_temp_new(TCG_TYPE_I32);
445 temps[num_temps++] = tmp;
449 /* Release a temporary variable. */
450 static void dead_tmp(TCGv tmp)
455 if (GET_TCGV(temps[i]) == GET_TCGV(tmp))
458 /* Shuffle this temp to the last slot. */
459 while (GET_TCGV(temps[i]) != GET_TCGV(tmp))
461 while (i < num_temps) {
462 temps[i] = temps[i + 1];
468 typedef struct DisasContext {
469 struct TranslationBlock *tb;
470 target_ulong pc, saved_pc;
473 /* Routine used to access memory */
475 uint32_t hflags, saved_hflags;
477 target_ulong btarget;
481 BS_NONE = 0, /* We go out of the TB without reaching a branch or an
482 * exception condition
484 BS_STOP = 1, /* We want to stop translation for any reason */
485 BS_BRANCH = 2, /* We reached a branch condition */
486 BS_EXCP = 3, /* We reached an exception condition */
489 static const char *regnames[] =
490 { "r0", "at", "v0", "v1", "a0", "a1", "a2", "a3",
491 "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7",
492 "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7",
493 "t8", "t9", "k0", "k1", "gp", "sp", "s8", "ra", };
495 static const char *fregnames[] =
496 { "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
497 "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
498 "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
499 "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31", };
501 #ifdef MIPS_DEBUG_DISAS
502 #define MIPS_DEBUG(fmt, args...) \
504 if (loglevel & CPU_LOG_TB_IN_ASM) { \
505 fprintf(logfile, TARGET_FMT_lx ": %08x " fmt "\n", \
506 ctx->pc, ctx->opcode , ##args); \
510 #define MIPS_DEBUG(fmt, args...) do { } while(0)
513 #define MIPS_INVAL(op) \
515 MIPS_DEBUG("Invalid %s %03x %03x %03x", op, ctx->opcode >> 26, \
516 ctx->opcode & 0x3F, ((ctx->opcode >> 16) & 0x1F)); \
519 /* General purpose registers moves. */
520 static inline void gen_load_gpr (TCGv t, int reg)
523 tcg_gen_movi_tl(t, 0);
525 tcg_gen_ld_tl(t, current_tc_gprs, sizeof(target_ulong) * reg);
528 static inline void gen_store_gpr (TCGv t, int reg)
531 tcg_gen_st_tl(t, current_tc_gprs, sizeof(target_ulong) * reg);
534 /* Moves to/from HI and LO registers. */
535 static inline void gen_load_LO (TCGv t, int reg)
537 tcg_gen_ld_tl(t, current_tc_hi,
538 offsetof(CPUState, LO)
539 - offsetof(CPUState, HI)
540 + sizeof(target_ulong) * reg);
543 static inline void gen_store_LO (TCGv t, int reg)
545 tcg_gen_st_tl(t, current_tc_hi,
546 offsetof(CPUState, LO)
547 - offsetof(CPUState, HI)
548 + sizeof(target_ulong) * reg);
551 static inline void gen_load_HI (TCGv t, int reg)
553 tcg_gen_ld_tl(t, current_tc_hi, sizeof(target_ulong) * reg);
556 static inline void gen_store_HI (TCGv t, int reg)
558 tcg_gen_st_tl(t, current_tc_hi, sizeof(target_ulong) * reg);
561 /* Moves to/from shadow registers. */
562 static inline void gen_load_srsgpr (TCGv t, int reg)
565 tcg_gen_movi_tl(t, 0);
567 TCGv r_tmp = new_tmp();
569 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSCtl));
570 tcg_gen_shri_i32(r_tmp, r_tmp, CP0SRSCtl_PSS);
571 tcg_gen_andi_i32(r_tmp, r_tmp, 0xf);
572 tcg_gen_muli_i32(r_tmp, r_tmp, sizeof(target_ulong) * 32);
573 tcg_gen_add_i32(r_tmp, cpu_env, r_tmp);
575 tcg_gen_ld_tl(t, r_tmp, sizeof(target_ulong) * reg);
580 static inline void gen_store_srsgpr (TCGv t, int reg)
583 TCGv r_tmp = new_tmp();
585 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSCtl));
586 tcg_gen_shri_i32(r_tmp, r_tmp, CP0SRSCtl_PSS);
587 tcg_gen_andi_i32(r_tmp, r_tmp, 0xf);
588 tcg_gen_muli_i32(r_tmp, r_tmp, sizeof(target_ulong) * 32);
589 tcg_gen_add_i32(r_tmp, cpu_env, r_tmp);
591 tcg_gen_st_tl(t, r_tmp, sizeof(target_ulong) * reg);
596 /* Floating point register moves. */
597 #define FGEN32(func, NAME) \
598 static GenOpFunc *NAME ## _table [32] = { \
599 NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \
600 NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \
601 NAME ## 8, NAME ## 9, NAME ## 10, NAME ## 11, \
602 NAME ## 12, NAME ## 13, NAME ## 14, NAME ## 15, \
603 NAME ## 16, NAME ## 17, NAME ## 18, NAME ## 19, \
604 NAME ## 20, NAME ## 21, NAME ## 22, NAME ## 23, \
605 NAME ## 24, NAME ## 25, NAME ## 26, NAME ## 27, \
606 NAME ## 28, NAME ## 29, NAME ## 30, NAME ## 31, \
608 static always_inline void func(int n) \
610 NAME ## _table[n](); \
613 FGEN32(gen_op_load_fpr_WT0, gen_op_load_fpr_WT0_fpr);
614 FGEN32(gen_op_store_fpr_WT0, gen_op_store_fpr_WT0_fpr);
616 FGEN32(gen_op_load_fpr_WT1, gen_op_load_fpr_WT1_fpr);
617 FGEN32(gen_op_store_fpr_WT1, gen_op_store_fpr_WT1_fpr);
619 FGEN32(gen_op_load_fpr_WT2, gen_op_load_fpr_WT2_fpr);
620 FGEN32(gen_op_store_fpr_WT2, gen_op_store_fpr_WT2_fpr);
622 FGEN32(gen_op_load_fpr_DT0, gen_op_load_fpr_DT0_fpr);
623 FGEN32(gen_op_store_fpr_DT0, gen_op_store_fpr_DT0_fpr);
625 FGEN32(gen_op_load_fpr_DT1, gen_op_load_fpr_DT1_fpr);
626 FGEN32(gen_op_store_fpr_DT1, gen_op_store_fpr_DT1_fpr);
628 FGEN32(gen_op_load_fpr_DT2, gen_op_load_fpr_DT2_fpr);
629 FGEN32(gen_op_store_fpr_DT2, gen_op_store_fpr_DT2_fpr);
631 FGEN32(gen_op_load_fpr_WTH0, gen_op_load_fpr_WTH0_fpr);
632 FGEN32(gen_op_store_fpr_WTH0, gen_op_store_fpr_WTH0_fpr);
634 FGEN32(gen_op_load_fpr_WTH1, gen_op_load_fpr_WTH1_fpr);
635 FGEN32(gen_op_store_fpr_WTH1, gen_op_store_fpr_WTH1_fpr);
637 FGEN32(gen_op_load_fpr_WTH2, gen_op_load_fpr_WTH2_fpr);
638 FGEN32(gen_op_store_fpr_WTH2, gen_op_store_fpr_WTH2_fpr);
640 #define GEN_LOAD_FREG_FTN(FTn, Fn) \
642 glue(gen_op_load_fpr_, FTn)(Fn); \
645 #define GEN_STORE_FTN_FREG(Fn, FTn) \
647 glue(gen_op_store_fpr_, FTn)(Fn); \
650 #define FOP_CONDS(type, fmt) \
651 static GenOpFunc1 * gen_op_cmp ## type ## _ ## fmt ## _table[16] = { \
652 gen_op_cmp ## type ## _ ## fmt ## _f, \
653 gen_op_cmp ## type ## _ ## fmt ## _un, \
654 gen_op_cmp ## type ## _ ## fmt ## _eq, \
655 gen_op_cmp ## type ## _ ## fmt ## _ueq, \
656 gen_op_cmp ## type ## _ ## fmt ## _olt, \
657 gen_op_cmp ## type ## _ ## fmt ## _ult, \
658 gen_op_cmp ## type ## _ ## fmt ## _ole, \
659 gen_op_cmp ## type ## _ ## fmt ## _ule, \
660 gen_op_cmp ## type ## _ ## fmt ## _sf, \
661 gen_op_cmp ## type ## _ ## fmt ## _ngle, \
662 gen_op_cmp ## type ## _ ## fmt ## _seq, \
663 gen_op_cmp ## type ## _ ## fmt ## _ngl, \
664 gen_op_cmp ## type ## _ ## fmt ## _lt, \
665 gen_op_cmp ## type ## _ ## fmt ## _nge, \
666 gen_op_cmp ## type ## _ ## fmt ## _le, \
667 gen_op_cmp ## type ## _ ## fmt ## _ngt, \
669 static always_inline void gen_cmp ## type ## _ ## fmt(int n, long cc) \
671 gen_op_cmp ## type ## _ ## fmt ## _table[n](cc); \
682 #define OP_COND(name, cond) \
683 void glue(gen_op_, name) (void) \
685 int l1 = gen_new_label(); \
686 int l2 = gen_new_label(); \
688 tcg_gen_brcond_tl(cond, cpu_T[0], cpu_T[1], l1); \
689 tcg_gen_movi_tl(cpu_T[0], 0); \
692 tcg_gen_movi_tl(cpu_T[0], 1); \
695 OP_COND(eq, TCG_COND_EQ);
696 OP_COND(ne, TCG_COND_NE);
697 OP_COND(ge, TCG_COND_GE);
698 OP_COND(geu, TCG_COND_GEU);
699 OP_COND(lt, TCG_COND_LT);
700 OP_COND(ltu, TCG_COND_LTU);
703 #define OP_CONDI(name, cond) \
704 void glue(gen_op_, name) (target_ulong val) \
706 int l1 = gen_new_label(); \
707 int l2 = gen_new_label(); \
709 tcg_gen_brcondi_tl(cond, cpu_T[0], val, l1); \
710 tcg_gen_movi_tl(cpu_T[0], 0); \
713 tcg_gen_movi_tl(cpu_T[0], 1); \
716 OP_CONDI(lti, TCG_COND_LT);
717 OP_CONDI(ltiu, TCG_COND_LTU);
720 #define OP_CONDZ(name, cond) \
721 void glue(gen_op_, name) (void) \
723 int l1 = gen_new_label(); \
724 int l2 = gen_new_label(); \
726 tcg_gen_brcondi_tl(cond, cpu_T[0], 0, l1); \
727 tcg_gen_movi_tl(cpu_T[0], 0); \
730 tcg_gen_movi_tl(cpu_T[0], 1); \
733 OP_CONDZ(gez, TCG_COND_GE);
734 OP_CONDZ(gtz, TCG_COND_GT);
735 OP_CONDZ(lez, TCG_COND_LE);
736 OP_CONDZ(ltz, TCG_COND_LT);
739 static inline void gen_save_pc(target_ulong pc)
741 TCGv r_tmp = tcg_temp_new(TCG_TYPE_TL);
742 TCGv r_tc_off = new_tmp();
743 TCGv r_tc_off_tl = tcg_temp_new(TCG_TYPE_TL);
744 TCGv r_ptr = tcg_temp_new(TCG_TYPE_PTR);
746 tcg_gen_movi_tl(r_tmp, pc);
747 tcg_gen_ld_i32(r_tc_off, cpu_env, offsetof(CPUState, current_tc));
748 tcg_gen_muli_i32(r_tc_off, r_tc_off, sizeof(target_ulong));
749 tcg_gen_ext_i32_tl(r_tc_off_tl, r_tc_off);
750 tcg_gen_add_ptr(r_ptr, cpu_env, r_tc_off_tl);
751 tcg_gen_st_tl(r_tmp, r_ptr, offsetof(CPUState, PC));
755 static inline void gen_breg_pc(void)
757 TCGv r_tmp = tcg_temp_new(TCG_TYPE_TL);
758 TCGv r_tc_off = new_tmp();
759 TCGv r_tc_off_tl = tcg_temp_new(TCG_TYPE_TL);
760 TCGv r_ptr = tcg_temp_new(TCG_TYPE_PTR);
762 tcg_gen_ld_tl(r_tmp, cpu_env, offsetof(CPUState, btarget));
763 tcg_gen_ld_i32(r_tc_off, cpu_env, offsetof(CPUState, current_tc));
764 tcg_gen_muli_i32(r_tc_off, r_tc_off, sizeof(target_ulong));
765 tcg_gen_ext_i32_tl(r_tc_off_tl, r_tc_off);
766 tcg_gen_add_ptr(r_ptr, cpu_env, r_tc_off_tl);
767 tcg_gen_st_tl(r_tmp, r_ptr, offsetof(CPUState, PC));
771 static inline void gen_save_btarget(target_ulong btarget)
773 TCGv r_tmp = tcg_temp_new(TCG_TYPE_TL);
775 tcg_gen_movi_tl(r_tmp, btarget);
776 tcg_gen_st_tl(r_tmp, cpu_env, offsetof(CPUState, btarget));
779 static always_inline void gen_save_breg_target(int reg)
781 TCGv r_tmp = tcg_temp_new(TCG_TYPE_TL);
783 gen_load_gpr(r_tmp, reg);
784 tcg_gen_st_tl(r_tmp, cpu_env, offsetof(CPUState, btarget));
787 static always_inline void save_cpu_state (DisasContext *ctx, int do_save_pc)
789 #if defined MIPS_DEBUG_DISAS
790 if (loglevel & CPU_LOG_TB_IN_ASM) {
791 fprintf(logfile, "hflags %08x saved %08x\n",
792 ctx->hflags, ctx->saved_hflags);
795 if (do_save_pc && ctx->pc != ctx->saved_pc) {
796 gen_save_pc(ctx->pc);
797 ctx->saved_pc = ctx->pc;
799 if (ctx->hflags != ctx->saved_hflags) {
800 gen_op_save_state(ctx->hflags);
801 ctx->saved_hflags = ctx->hflags;
802 switch (ctx->hflags & MIPS_HFLAG_BMASK) {
808 gen_save_btarget(ctx->btarget);
814 static always_inline void restore_cpu_state (CPUState *env, DisasContext *ctx)
816 ctx->saved_hflags = ctx->hflags;
817 switch (ctx->hflags & MIPS_HFLAG_BMASK) {
823 ctx->btarget = env->btarget;
828 static always_inline void
829 generate_exception_err (DisasContext *ctx, int excp, int err)
831 save_cpu_state(ctx, 1);
832 tcg_gen_helper_0_2(do_raise_exception_err, tcg_const_i32(excp), tcg_const_i32(err));
833 tcg_gen_helper_0_0(do_interrupt_restart);
837 static always_inline void
838 generate_exception (DisasContext *ctx, int excp)
840 save_cpu_state(ctx, 1);
841 tcg_gen_helper_0_1(do_raise_exception, tcg_const_i32(excp));
842 tcg_gen_helper_0_0(do_interrupt_restart);
846 /* Addresses computation */
847 static inline void gen_op_addr_add (void)
849 tcg_gen_add_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
851 #if defined(TARGET_MIPS64)
852 /* For compatibility with 32-bit code, data reference in user mode
853 with Status_UX = 0 should be casted to 32-bit and sign extended.
854 See the MIPS64 PRA manual, section 4.10. */
856 TCGv r_tmp = new_tmp();
857 int l1 = gen_new_label();
859 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, hflags));
860 tcg_gen_andi_i32(r_tmp, r_tmp, MIPS_HFLAG_KSU);
861 tcg_gen_brcondi_i32(TCG_COND_NE, r_tmp, MIPS_HFLAG_UM, l1);
862 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Status));
863 tcg_gen_andi_i32(r_tmp, r_tmp, (1 << CP0St_UX));
864 tcg_gen_brcondi_i32(TCG_COND_NE, r_tmp, 0, l1);
865 tcg_gen_ext32s_i64(cpu_T[0], cpu_T[0]);
872 static always_inline void check_cp0_enabled(DisasContext *ctx)
874 if (unlikely(!(ctx->hflags & MIPS_HFLAG_CP0)))
875 generate_exception_err(ctx, EXCP_CpU, 1);
878 static always_inline void check_cp1_enabled(DisasContext *ctx)
880 if (unlikely(!(ctx->hflags & MIPS_HFLAG_FPU)))
881 generate_exception_err(ctx, EXCP_CpU, 1);
884 /* Verify that the processor is running with COP1X instructions enabled.
885 This is associated with the nabla symbol in the MIPS32 and MIPS64
888 static always_inline void check_cop1x(DisasContext *ctx)
890 if (unlikely(!(ctx->hflags & MIPS_HFLAG_COP1X)))
891 generate_exception(ctx, EXCP_RI);
894 /* Verify that the processor is running with 64-bit floating-point
895 operations enabled. */
897 static always_inline void check_cp1_64bitmode(DisasContext *ctx)
899 if (unlikely(~ctx->hflags & (MIPS_HFLAG_F64 | MIPS_HFLAG_COP1X)))
900 generate_exception(ctx, EXCP_RI);
904 * Verify if floating point register is valid; an operation is not defined
905 * if bit 0 of any register specification is set and the FR bit in the
906 * Status register equals zero, since the register numbers specify an
907 * even-odd pair of adjacent coprocessor general registers. When the FR bit
908 * in the Status register equals one, both even and odd register numbers
909 * are valid. This limitation exists only for 64 bit wide (d,l,ps) registers.
911 * Multiple 64 bit wide registers can be checked by calling
912 * gen_op_cp1_registers(freg1 | freg2 | ... | fregN);
914 void check_cp1_registers(DisasContext *ctx, int regs)
916 if (unlikely(!(ctx->hflags & MIPS_HFLAG_F64) && (regs & 1)))
917 generate_exception(ctx, EXCP_RI);
920 /* This code generates a "reserved instruction" exception if the
921 CPU does not support the instruction set corresponding to flags. */
922 static always_inline void check_insn(CPUState *env, DisasContext *ctx, int flags)
924 if (unlikely(!(env->insn_flags & flags)))
925 generate_exception(ctx, EXCP_RI);
928 /* This code generates a "reserved instruction" exception if 64-bit
929 instructions are not enabled. */
930 static always_inline void check_mips_64(DisasContext *ctx)
932 if (unlikely(!(ctx->hflags & MIPS_HFLAG_64)))
933 generate_exception(ctx, EXCP_RI);
936 /* load/store instructions. */
937 #if defined(CONFIG_USER_ONLY)
938 #define op_ldst(name) gen_op_##name##_raw()
939 #define OP_LD_TABLE(width)
940 #define OP_ST_TABLE(width)
942 #define op_ldst(name) (*gen_op_##name[ctx->mem_idx])()
943 #define OP_LD_TABLE(width) \
944 static GenOpFunc *gen_op_l##width[] = { \
945 &gen_op_l##width##_kernel, \
946 &gen_op_l##width##_super, \
947 &gen_op_l##width##_user, \
949 #define OP_ST_TABLE(width) \
950 static GenOpFunc *gen_op_s##width[] = { \
951 &gen_op_s##width##_kernel, \
952 &gen_op_s##width##_super, \
953 &gen_op_s##width##_user, \
957 #if defined(TARGET_MIPS64)
974 #define OP_LD(insn,fname) \
975 void inline op_ldst_##insn(DisasContext *ctx) \
977 tcg_gen_qemu_##fname(cpu_T[0], cpu_T[0], ctx->mem_idx); \
984 #if defined(TARGET_MIPS64)
990 #define OP_ST(insn,fname) \
991 void inline op_ldst_##insn(DisasContext *ctx) \
993 tcg_gen_qemu_##fname(cpu_T[1], cpu_T[0], ctx->mem_idx); \
998 #if defined(TARGET_MIPS64)
1003 #define OP_LD_ATOMIC(insn,fname) \
1004 void inline op_ldst_##insn(DisasContext *ctx) \
1006 tcg_gen_mov_tl(cpu_T[1], cpu_T[0]); \
1007 tcg_gen_qemu_##fname(cpu_T[0], cpu_T[0], ctx->mem_idx); \
1008 tcg_gen_st_tl(cpu_T[1], cpu_env, offsetof(CPUState, CP0_LLAddr)); \
1010 OP_LD_ATOMIC(ll,ld32s);
1011 #if defined(TARGET_MIPS64)
1012 OP_LD_ATOMIC(lld,ld64);
1016 #define OP_ST_ATOMIC(insn,fname,almask) \
1017 void inline op_ldst_##insn(DisasContext *ctx) \
1019 TCGv r_tmp = tcg_temp_new(TCG_TYPE_TL); \
1020 int l1 = gen_new_label(); \
1021 int l2 = gen_new_label(); \
1022 int l3 = gen_new_label(); \
1024 tcg_gen_andi_tl(r_tmp, cpu_T[0], almask); \
1025 tcg_gen_brcondi_tl(TCG_COND_EQ, r_tmp, 0, l1); \
1026 tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_BadVAddr)); \
1027 generate_exception(ctx, EXCP_AdES); \
1028 gen_set_label(l1); \
1029 tcg_gen_ld_tl(r_tmp, cpu_env, offsetof(CPUState, CP0_LLAddr)); \
1030 tcg_gen_brcond_tl(TCG_COND_NE, cpu_T[0], r_tmp, l2); \
1031 tcg_gen_qemu_##fname(cpu_T[1], cpu_T[0], ctx->mem_idx); \
1032 tcg_gen_movi_tl(cpu_T[0], 1); \
1034 gen_set_label(l2); \
1035 tcg_gen_movi_tl(cpu_T[0], 0); \
1036 gen_set_label(l3); \
1038 OP_ST_ATOMIC(sc,st32,0x3);
1039 #if defined(TARGET_MIPS64)
1040 OP_ST_ATOMIC(scd,st64,0x7);
1044 void inline op_ldst_lwc1(DisasContext *ctx)
1049 void inline op_ldst_ldc1(DisasContext *ctx)
1054 void inline op_ldst_swc1(DisasContext *ctx)
1059 void inline op_ldst_sdc1(DisasContext *ctx)
1064 /* Load and store */
1065 static void gen_ldst (DisasContext *ctx, uint32_t opc, int rt,
1066 int base, int16_t offset)
1068 const char *opn = "ldst";
1071 tcg_gen_movi_tl(cpu_T[0], offset);
1072 } else if (offset == 0) {
1073 gen_load_gpr(cpu_T[0], base);
1075 gen_load_gpr(cpu_T[0], base);
1076 tcg_gen_movi_tl(cpu_T[1], offset);
1079 /* Don't do NOP if destination is zero: we must perform the actual
1082 #if defined(TARGET_MIPS64)
1085 gen_store_gpr(cpu_T[0], rt);
1090 gen_store_gpr(cpu_T[0], rt);
1095 gen_store_gpr(cpu_T[0], rt);
1099 gen_load_gpr(cpu_T[1], rt);
1104 save_cpu_state(ctx, 1);
1105 gen_load_gpr(cpu_T[1], rt);
1107 gen_store_gpr(cpu_T[0], rt);
1111 gen_load_gpr(cpu_T[1], rt);
1113 gen_store_gpr(cpu_T[1], rt);
1117 gen_load_gpr(cpu_T[1], rt);
1122 gen_load_gpr(cpu_T[1], rt);
1124 gen_store_gpr(cpu_T[1], rt);
1128 gen_load_gpr(cpu_T[1], rt);
1135 gen_store_gpr(cpu_T[0], rt);
1139 gen_load_gpr(cpu_T[1], rt);
1145 gen_store_gpr(cpu_T[0], rt);
1149 gen_load_gpr(cpu_T[1], rt);
1155 gen_store_gpr(cpu_T[0], rt);
1160 gen_store_gpr(cpu_T[0], rt);
1164 gen_load_gpr(cpu_T[1], rt);
1170 gen_store_gpr(cpu_T[0], rt);
1174 gen_load_gpr(cpu_T[1], rt);
1176 gen_store_gpr(cpu_T[1], rt);
1180 gen_load_gpr(cpu_T[1], rt);
1185 gen_load_gpr(cpu_T[1], rt);
1187 gen_store_gpr(cpu_T[1], rt);
1191 gen_load_gpr(cpu_T[1], rt);
1197 gen_store_gpr(cpu_T[0], rt);
1201 save_cpu_state(ctx, 1);
1202 gen_load_gpr(cpu_T[1], rt);
1204 gen_store_gpr(cpu_T[0], rt);
1209 generate_exception(ctx, EXCP_RI);
1212 MIPS_DEBUG("%s %s, %d(%s)", opn, regnames[rt], offset, regnames[base]);
1215 /* Load and store */
1216 static void gen_flt_ldst (DisasContext *ctx, uint32_t opc, int ft,
1217 int base, int16_t offset)
1219 const char *opn = "flt_ldst";
1222 tcg_gen_movi_tl(cpu_T[0], offset);
1223 } else if (offset == 0) {
1224 gen_load_gpr(cpu_T[0], base);
1226 gen_load_gpr(cpu_T[0], base);
1227 tcg_gen_movi_tl(cpu_T[1], offset);
1230 /* Don't do NOP if destination is zero: we must perform the actual
1235 GEN_STORE_FTN_FREG(ft, WT0);
1239 GEN_LOAD_FREG_FTN(WT0, ft);
1245 GEN_STORE_FTN_FREG(ft, DT0);
1249 GEN_LOAD_FREG_FTN(DT0, ft);
1255 generate_exception(ctx, EXCP_RI);
1258 MIPS_DEBUG("%s %s, %d(%s)", opn, fregnames[ft], offset, regnames[base]);
1261 /* Arithmetic with immediate operand */
1262 static void gen_arith_imm (CPUState *env, DisasContext *ctx, uint32_t opc,
1263 int rt, int rs, int16_t imm)
1266 const char *opn = "imm arith";
1268 if (rt == 0 && opc != OPC_ADDI && opc != OPC_DADDI) {
1269 /* If no destination, treat it as a NOP.
1270 For addi, we must generate the overflow exception when needed. */
1274 uimm = (uint16_t)imm;
1278 #if defined(TARGET_MIPS64)
1284 uimm = (target_long)imm; /* Sign extend to 32/64 bits */
1285 tcg_gen_movi_tl(cpu_T[1], uimm);
1290 gen_load_gpr(cpu_T[0], rs);
1293 tcg_gen_movi_tl(cpu_T[0], imm << 16);
1298 #if defined(TARGET_MIPS64)
1307 gen_load_gpr(cpu_T[0], rs);
1313 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1314 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1315 int l1 = gen_new_label();
1317 save_cpu_state(ctx, 1);
1318 tcg_gen_ext32s_tl(r_tmp1, cpu_T[0]);
1319 tcg_gen_addi_tl(cpu_T[0], r_tmp1, uimm);
1321 tcg_gen_xori_tl(r_tmp1, r_tmp1, uimm);
1322 tcg_gen_xori_tl(r_tmp1, r_tmp1, -1);
1323 tcg_gen_xori_tl(r_tmp2, cpu_T[0], uimm);
1324 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1325 tcg_gen_shri_tl(r_tmp1, r_tmp1, 31);
1326 tcg_gen_brcondi_tl(TCG_COND_EQ, r_tmp1, 0, l1);
1327 /* operands of same sign, result different sign */
1328 generate_exception(ctx, EXCP_OVERFLOW);
1331 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1336 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1337 tcg_gen_addi_tl(cpu_T[0], cpu_T[0], uimm);
1338 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1341 #if defined(TARGET_MIPS64)
1344 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1345 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1346 int l1 = gen_new_label();
1348 save_cpu_state(ctx, 1);
1349 tcg_gen_mov_tl(r_tmp1, cpu_T[0]);
1350 tcg_gen_addi_tl(cpu_T[0], cpu_T[0], uimm);
1352 tcg_gen_xori_tl(r_tmp1, r_tmp1, uimm);
1353 tcg_gen_xori_tl(r_tmp1, r_tmp1, -1);
1354 tcg_gen_xori_tl(r_tmp2, cpu_T[0], uimm);
1355 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1356 tcg_gen_shri_tl(r_tmp1, r_tmp1, 63);
1357 tcg_gen_brcondi_tl(TCG_COND_EQ, r_tmp1, 0, l1);
1358 /* operands of same sign, result different sign */
1359 generate_exception(ctx, EXCP_OVERFLOW);
1365 tcg_gen_addi_tl(cpu_T[0], cpu_T[0], uimm);
1378 tcg_gen_andi_tl(cpu_T[0], cpu_T[0], uimm);
1382 tcg_gen_ori_tl(cpu_T[0], cpu_T[0], uimm);
1386 tcg_gen_xori_tl(cpu_T[0], cpu_T[0], uimm);
1393 tcg_gen_ext32u_tl(cpu_T[0], cpu_T[0]);
1394 tcg_gen_shli_tl(cpu_T[0], cpu_T[0], uimm);
1395 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1399 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1400 tcg_gen_sari_tl(cpu_T[0], cpu_T[0], uimm);
1401 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1405 switch ((ctx->opcode >> 21) & 0x1f) {
1407 tcg_gen_ext32u_tl(cpu_T[0], cpu_T[0]);
1408 tcg_gen_shri_tl(cpu_T[0], cpu_T[0], uimm);
1409 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1413 /* rotr is decoded as srl on non-R2 CPUs */
1414 if (env->insn_flags & ISA_MIPS32R2) {
1416 TCGv r_tmp1 = new_tmp();
1417 TCGv r_tmp2 = new_tmp();
1419 tcg_gen_trunc_tl_i32(r_tmp1, cpu_T[0]);
1420 tcg_gen_movi_i32(r_tmp2, 0x20);
1421 tcg_gen_subi_i32(r_tmp2, r_tmp2, uimm);
1422 tcg_gen_shl_i32(r_tmp2, r_tmp1, r_tmp2);
1423 tcg_gen_shri_i32(r_tmp1, r_tmp1, uimm);
1424 tcg_gen_or_i32(r_tmp1, r_tmp1, r_tmp2);
1425 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp1);
1431 tcg_gen_ext32u_tl(cpu_T[0], cpu_T[0]);
1432 tcg_gen_shri_tl(cpu_T[0], cpu_T[0], uimm);
1433 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1438 MIPS_INVAL("invalid srl flag");
1439 generate_exception(ctx, EXCP_RI);
1443 #if defined(TARGET_MIPS64)
1445 tcg_gen_shli_tl(cpu_T[0], cpu_T[0], uimm);
1449 tcg_gen_sari_tl(cpu_T[0], cpu_T[0], uimm);
1453 switch ((ctx->opcode >> 21) & 0x1f) {
1455 tcg_gen_shri_tl(cpu_T[0], cpu_T[0], uimm);
1459 /* drotr is decoded as dsrl on non-R2 CPUs */
1460 if (env->insn_flags & ISA_MIPS32R2) {
1462 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1464 tcg_gen_movi_tl(r_tmp1, 0x40);
1465 tcg_gen_subi_tl(r_tmp1, r_tmp1, uimm);
1466 tcg_gen_shl_tl(r_tmp1, cpu_T[0], r_tmp1);
1467 tcg_gen_shri_tl(cpu_T[0], cpu_T[0], uimm);
1468 tcg_gen_or_tl(cpu_T[0], cpu_T[0], r_tmp1);
1472 tcg_gen_shri_tl(cpu_T[0], cpu_T[0], uimm);
1477 MIPS_INVAL("invalid dsrl flag");
1478 generate_exception(ctx, EXCP_RI);
1483 tcg_gen_shli_tl(cpu_T[0], cpu_T[0], uimm + 32);
1487 tcg_gen_sari_tl(cpu_T[0], cpu_T[0], uimm + 32);
1491 switch ((ctx->opcode >> 21) & 0x1f) {
1493 tcg_gen_shri_tl(cpu_T[0], cpu_T[0], uimm + 32);
1497 /* drotr32 is decoded as dsrl32 on non-R2 CPUs */
1498 if (env->insn_flags & ISA_MIPS32R2) {
1499 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1500 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1502 tcg_gen_movi_tl(r_tmp1, 0x40);
1503 tcg_gen_movi_tl(r_tmp2, 32);
1504 tcg_gen_addi_tl(r_tmp2, r_tmp2, uimm);
1505 tcg_gen_sub_tl(r_tmp1, r_tmp1, r_tmp2);
1506 tcg_gen_shl_tl(r_tmp1, cpu_T[0], r_tmp1);
1507 tcg_gen_shr_tl(cpu_T[0], cpu_T[0], r_tmp2);
1508 tcg_gen_or_tl(cpu_T[0], cpu_T[0], r_tmp1);
1511 tcg_gen_shri_tl(cpu_T[0], cpu_T[0], uimm + 32);
1516 MIPS_INVAL("invalid dsrl32 flag");
1517 generate_exception(ctx, EXCP_RI);
1524 generate_exception(ctx, EXCP_RI);
1527 gen_store_gpr(cpu_T[0], rt);
1528 MIPS_DEBUG("%s %s, %s, " TARGET_FMT_lx, opn, regnames[rt], regnames[rs], uimm);
1532 static void gen_arith (CPUState *env, DisasContext *ctx, uint32_t opc,
1533 int rd, int rs, int rt)
1535 const char *opn = "arith";
1537 if (rd == 0 && opc != OPC_ADD && opc != OPC_SUB
1538 && opc != OPC_DADD && opc != OPC_DSUB) {
1539 /* If no destination, treat it as a NOP.
1540 For add & sub, we must generate the overflow exception when needed. */
1544 gen_load_gpr(cpu_T[0], rs);
1545 /* Specialcase the conventional move operation. */
1546 if (rt == 0 && (opc == OPC_ADDU || opc == OPC_DADDU
1547 || opc == OPC_SUBU || opc == OPC_DSUBU)) {
1548 gen_store_gpr(cpu_T[0], rd);
1551 gen_load_gpr(cpu_T[1], rt);
1555 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1556 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1557 int l1 = gen_new_label();
1559 save_cpu_state(ctx, 1);
1560 tcg_gen_ext32s_tl(r_tmp1, cpu_T[0]);
1561 tcg_gen_ext32s_tl(r_tmp2, cpu_T[1]);
1562 tcg_gen_add_tl(cpu_T[0], r_tmp1, r_tmp2);
1564 tcg_gen_xor_tl(r_tmp1, r_tmp1, cpu_T[1]);
1565 tcg_gen_xori_tl(r_tmp1, r_tmp1, -1);
1566 tcg_gen_xor_tl(r_tmp2, cpu_T[0], cpu_T[1]);
1567 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1568 tcg_gen_shri_tl(r_tmp1, r_tmp1, 31);
1569 tcg_gen_brcondi_tl(TCG_COND_EQ, r_tmp1, 0, l1);
1570 /* operands of same sign, result different sign */
1571 generate_exception(ctx, EXCP_OVERFLOW);
1574 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1579 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1580 tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]);
1581 tcg_gen_add_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
1582 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1587 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1588 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1589 int l1 = gen_new_label();
1591 save_cpu_state(ctx, 1);
1592 tcg_gen_ext32s_tl(r_tmp1, cpu_T[0]);
1593 tcg_gen_ext32s_tl(r_tmp2, cpu_T[1]);
1594 tcg_gen_sub_tl(cpu_T[0], r_tmp1, r_tmp2);
1596 tcg_gen_xor_tl(r_tmp2, r_tmp1, cpu_T[1]);
1597 tcg_gen_xor_tl(r_tmp1, r_tmp1, cpu_T[0]);
1598 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1599 tcg_gen_shri_tl(r_tmp1, r_tmp1, 31);
1600 tcg_gen_brcondi_tl(TCG_COND_EQ, r_tmp1, 0, l1);
1601 /* operands of different sign, first operand and result different sign */
1602 generate_exception(ctx, EXCP_OVERFLOW);
1605 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1610 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1611 tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]);
1612 tcg_gen_sub_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
1613 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1616 #if defined(TARGET_MIPS64)
1619 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1620 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1621 int l1 = gen_new_label();
1623 save_cpu_state(ctx, 1);
1624 tcg_gen_mov_tl(r_tmp1, cpu_T[0]);
1625 tcg_gen_add_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
1627 tcg_gen_xor_tl(r_tmp1, r_tmp1, cpu_T[1]);
1628 tcg_gen_xori_tl(r_tmp1, r_tmp1, -1);
1629 tcg_gen_xor_tl(r_tmp2, cpu_T[0], cpu_T[1]);
1630 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1631 tcg_gen_shri_tl(r_tmp1, r_tmp1, 63);
1632 tcg_gen_brcondi_tl(TCG_COND_EQ, r_tmp1, 0, l1);
1633 /* operands of same sign, result different sign */
1634 generate_exception(ctx, EXCP_OVERFLOW);
1640 tcg_gen_add_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
1645 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1646 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1647 int l1 = gen_new_label();
1649 save_cpu_state(ctx, 1);
1650 tcg_gen_mov_tl(r_tmp1, cpu_T[0]);
1651 tcg_gen_sub_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
1653 tcg_gen_xor_tl(r_tmp2, r_tmp1, cpu_T[1]);
1654 tcg_gen_xor_tl(r_tmp1, r_tmp1, cpu_T[0]);
1655 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1656 tcg_gen_shri_tl(r_tmp1, r_tmp1, 63);
1657 tcg_gen_brcondi_tl(TCG_COND_EQ, r_tmp1, 0, l1);
1658 /* operands of different sign, first operand and result different sign */
1659 generate_exception(ctx, EXCP_OVERFLOW);
1665 tcg_gen_sub_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
1678 tcg_gen_and_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
1682 tcg_gen_or_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
1683 tcg_gen_not_tl(cpu_T[0], cpu_T[0]);
1687 tcg_gen_or_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
1691 tcg_gen_xor_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
1695 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1696 tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]);
1697 tcg_gen_mul_tl(cpu_T[0], cpu_T[0], cpu_T[1]);
1698 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1703 int l1 = gen_new_label();
1705 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_T[1], 0, l1);
1706 gen_store_gpr(cpu_T[0], rd);
1713 int l1 = gen_new_label();
1715 tcg_gen_brcondi_tl(TCG_COND_NE, cpu_T[1], 0, l1);
1716 gen_store_gpr(cpu_T[0], rd);
1722 tcg_gen_ext32u_tl(cpu_T[0], cpu_T[0]);
1723 tcg_gen_ext32u_tl(cpu_T[1], cpu_T[1]);
1724 tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0x1f);
1725 tcg_gen_shl_tl(cpu_T[0], cpu_T[1], cpu_T[0]);
1726 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1730 tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]);
1731 tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0x1f);
1732 tcg_gen_sar_tl(cpu_T[0], cpu_T[1], cpu_T[0]);
1733 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1737 switch ((ctx->opcode >> 6) & 0x1f) {
1739 tcg_gen_ext32u_tl(cpu_T[1], cpu_T[1]);
1740 tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0x1f);
1741 tcg_gen_shr_tl(cpu_T[0], cpu_T[1], cpu_T[0]);
1742 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1746 /* rotrv is decoded as srlv on non-R2 CPUs */
1747 if (env->insn_flags & ISA_MIPS32R2) {
1748 int l1 = gen_new_label();
1749 int l2 = gen_new_label();
1751 tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0x1f);
1752 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_T[0], 0, l1);
1754 TCGv r_tmp1 = new_tmp();
1755 TCGv r_tmp2 = new_tmp();
1756 TCGv r_tmp3 = new_tmp();
1758 tcg_gen_trunc_tl_i32(r_tmp1, cpu_T[0]);
1759 tcg_gen_trunc_tl_i32(r_tmp2, cpu_T[1]);
1760 tcg_gen_movi_i32(r_tmp3, 0x20);
1761 tcg_gen_sub_i32(r_tmp3, r_tmp3, r_tmp1);
1762 tcg_gen_shl_i32(r_tmp3, r_tmp2, r_tmp3);
1763 tcg_gen_shr_i32(r_tmp1, r_tmp2, r_tmp1);
1764 tcg_gen_or_i32(r_tmp1, r_tmp1, r_tmp3);
1765 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp1);
1772 tcg_gen_mov_tl(cpu_T[0], cpu_T[1]);
1776 tcg_gen_ext32u_tl(cpu_T[1], cpu_T[1]);
1777 tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0x1f);
1778 tcg_gen_shr_tl(cpu_T[0], cpu_T[1], cpu_T[0]);
1779 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1784 MIPS_INVAL("invalid srlv flag");
1785 generate_exception(ctx, EXCP_RI);
1789 #if defined(TARGET_MIPS64)
1791 tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0x3f);
1792 tcg_gen_shl_tl(cpu_T[0], cpu_T[1], cpu_T[0]);
1796 tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0x3f);
1797 tcg_gen_sar_tl(cpu_T[0], cpu_T[1], cpu_T[0]);
1801 switch ((ctx->opcode >> 6) & 0x1f) {
1803 tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0x3f);
1804 tcg_gen_shr_tl(cpu_T[0], cpu_T[1], cpu_T[0]);
1808 /* drotrv is decoded as dsrlv on non-R2 CPUs */
1809 if (env->insn_flags & ISA_MIPS32R2) {
1810 int l1 = gen_new_label();
1811 int l2 = gen_new_label();
1813 tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0x3f);
1814 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_T[0], 0, l1);
1816 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1818 tcg_gen_movi_tl(r_tmp1, 0x40);
1819 tcg_gen_sub_tl(r_tmp1, r_tmp1, cpu_T[0]);
1820 tcg_gen_shl_tl(r_tmp1, cpu_T[1], r_tmp1);
1821 tcg_gen_shr_tl(cpu_T[0], cpu_T[1], cpu_T[0]);
1822 tcg_gen_or_tl(cpu_T[0], cpu_T[0], r_tmp1);
1826 tcg_gen_mov_tl(cpu_T[0], cpu_T[1]);
1830 tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0x3f);
1831 tcg_gen_shr_tl(cpu_T[0], cpu_T[1], cpu_T[0]);
1836 MIPS_INVAL("invalid dsrlv flag");
1837 generate_exception(ctx, EXCP_RI);
1844 generate_exception(ctx, EXCP_RI);
1847 gen_store_gpr(cpu_T[0], rd);
1849 MIPS_DEBUG("%s %s, %s, %s", opn, regnames[rd], regnames[rs], regnames[rt]);
1852 /* Arithmetic on HI/LO registers */
1853 static void gen_HILO (DisasContext *ctx, uint32_t opc, int reg)
1855 const char *opn = "hilo";
1857 if (reg == 0 && (opc == OPC_MFHI || opc == OPC_MFLO)) {
1864 gen_load_HI(cpu_T[0], 0);
1865 gen_store_gpr(cpu_T[0], reg);
1869 gen_load_LO(cpu_T[0], 0);
1870 gen_store_gpr(cpu_T[0], reg);
1874 gen_load_gpr(cpu_T[0], reg);
1875 gen_store_HI(cpu_T[0], 0);
1879 gen_load_gpr(cpu_T[0], reg);
1880 gen_store_LO(cpu_T[0], 0);
1885 generate_exception(ctx, EXCP_RI);
1888 MIPS_DEBUG("%s %s", opn, regnames[reg]);
1891 static void gen_muldiv (DisasContext *ctx, uint32_t opc,
1894 const char *opn = "mul/div";
1896 gen_load_gpr(cpu_T[0], rs);
1897 gen_load_gpr(cpu_T[1], rt);
1901 int l1 = gen_new_label();
1903 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1904 tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]);
1905 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_T[1], 0, l1);
1907 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64);
1908 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64);
1909 TCGv r_tmp3 = tcg_temp_new(TCG_TYPE_I64);
1911 tcg_gen_ext_tl_i64(r_tmp1, cpu_T[0]);
1912 tcg_gen_ext_tl_i64(r_tmp2, cpu_T[1]);
1913 tcg_gen_div_i64(r_tmp3, r_tmp1, r_tmp2);
1914 tcg_gen_rem_i64(r_tmp2, r_tmp1, r_tmp2);
1915 tcg_gen_trunc_i64_tl(cpu_T[0], r_tmp3);
1916 tcg_gen_trunc_i64_tl(cpu_T[1], r_tmp2);
1917 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
1918 tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]);
1919 gen_store_LO(cpu_T[0], 0);
1920 gen_store_HI(cpu_T[1], 0);
1928 int l1 = gen_new_label();
1930 tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]);
1931 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_T[1], 0, l1);
1933 TCGv r_tmp1 = new_tmp();
1934 TCGv r_tmp2 = new_tmp();
1935 TCGv r_tmp3 = new_tmp();
1937 tcg_gen_trunc_tl_i32(r_tmp1, cpu_T[0]);
1938 tcg_gen_trunc_tl_i32(r_tmp2, cpu_T[1]);
1939 tcg_gen_divu_i32(r_tmp3, r_tmp1, r_tmp2);
1940 tcg_gen_remu_i32(r_tmp1, r_tmp1, r_tmp2);
1941 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp3);
1942 tcg_gen_ext_i32_tl(cpu_T[1], r_tmp1);
1943 gen_store_LO(cpu_T[0], 0);
1944 gen_store_HI(cpu_T[1], 0);
1961 #if defined(TARGET_MIPS64)
1964 int l1 = gen_new_label();
1966 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_T[1], 0, l1);
1968 int l2 = gen_new_label();
1970 tcg_gen_brcondi_tl(TCG_COND_NE, cpu_T[0], -1LL << 63, l2);
1971 tcg_gen_brcondi_tl(TCG_COND_NE, cpu_T[1], -1LL, l2);
1973 tcg_gen_movi_tl(cpu_T[1], 0);
1974 gen_store_LO(cpu_T[0], 0);
1975 gen_store_HI(cpu_T[1], 0);
1980 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64);
1981 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64);
1983 tcg_gen_div_i64(r_tmp1, cpu_T[0], cpu_T[1]);
1984 tcg_gen_rem_i64(r_tmp2, cpu_T[0], cpu_T[1]);
1985 gen_store_LO(r_tmp1, 0);
1986 gen_store_HI(r_tmp2, 0);
1995 int l1 = gen_new_label();
1997 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_T[1], 0, l1);
1999 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64);
2000 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64);
2002 tcg_gen_divu_i64(r_tmp1, cpu_T[0], cpu_T[1]);
2003 tcg_gen_remu_i64(r_tmp2, cpu_T[0], cpu_T[1]);
2004 gen_store_LO(r_tmp1, 0);
2005 gen_store_HI(r_tmp2, 0);
2038 generate_exception(ctx, EXCP_RI);
2041 MIPS_DEBUG("%s %s %s", opn, regnames[rs], regnames[rt]);
2044 static void gen_mul_vr54xx (DisasContext *ctx, uint32_t opc,
2045 int rd, int rs, int rt)
2047 const char *opn = "mul vr54xx";
2049 gen_load_gpr(cpu_T[0], rs);
2050 gen_load_gpr(cpu_T[1], rt);
2053 case OPC_VR54XX_MULS:
2057 case OPC_VR54XX_MULSU:
2061 case OPC_VR54XX_MACC:
2065 case OPC_VR54XX_MACCU:
2069 case OPC_VR54XX_MSAC:
2073 case OPC_VR54XX_MSACU:
2077 case OPC_VR54XX_MULHI:
2081 case OPC_VR54XX_MULHIU:
2085 case OPC_VR54XX_MULSHI:
2089 case OPC_VR54XX_MULSHIU:
2093 case OPC_VR54XX_MACCHI:
2097 case OPC_VR54XX_MACCHIU:
2101 case OPC_VR54XX_MSACHI:
2105 case OPC_VR54XX_MSACHIU:
2110 MIPS_INVAL("mul vr54xx");
2111 generate_exception(ctx, EXCP_RI);
2114 gen_store_gpr(cpu_T[0], rd);
2115 MIPS_DEBUG("%s %s, %s, %s", opn, regnames[rd], regnames[rs], regnames[rt]);
2118 static void gen_cl (DisasContext *ctx, uint32_t opc,
2121 const char *opn = "CLx";
2127 gen_load_gpr(cpu_T[0], rs);
2130 tcg_gen_helper_0_0(do_clo);
2134 tcg_gen_helper_0_0(do_clz);
2137 #if defined(TARGET_MIPS64)
2139 tcg_gen_helper_0_0(do_dclo);
2143 tcg_gen_helper_0_0(do_dclz);
2149 generate_exception(ctx, EXCP_RI);
2152 gen_store_gpr(cpu_T[0], rd);
2153 MIPS_DEBUG("%s %s, %s", opn, regnames[rd], regnames[rs]);
2157 static void gen_trap (DisasContext *ctx, uint32_t opc,
2158 int rs, int rt, int16_t imm)
2163 /* Load needed operands */
2171 /* Compare two registers */
2173 gen_load_gpr(cpu_T[0], rs);
2174 gen_load_gpr(cpu_T[1], rt);
2184 /* Compare register to immediate */
2185 if (rs != 0 || imm != 0) {
2186 gen_load_gpr(cpu_T[0], rs);
2187 tcg_gen_movi_tl(cpu_T[1], (int32_t)imm);
2194 case OPC_TEQ: /* rs == rs */
2195 case OPC_TEQI: /* r0 == 0 */
2196 case OPC_TGE: /* rs >= rs */
2197 case OPC_TGEI: /* r0 >= 0 */
2198 case OPC_TGEU: /* rs >= rs unsigned */
2199 case OPC_TGEIU: /* r0 >= 0 unsigned */
2201 tcg_gen_movi_tl(cpu_T[0], 1);
2203 case OPC_TLT: /* rs < rs */
2204 case OPC_TLTI: /* r0 < 0 */
2205 case OPC_TLTU: /* rs < rs unsigned */
2206 case OPC_TLTIU: /* r0 < 0 unsigned */
2207 case OPC_TNE: /* rs != rs */
2208 case OPC_TNEI: /* r0 != 0 */
2209 /* Never trap: treat as NOP. */
2213 generate_exception(ctx, EXCP_RI);
2244 generate_exception(ctx, EXCP_RI);
2248 save_cpu_state(ctx, 1);
2250 ctx->bstate = BS_STOP;
2253 static always_inline void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest)
2255 TranslationBlock *tb;
2257 if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) {
2260 tcg_gen_exit_tb((long)tb + n);
2267 /* Branches (before delay slot) */
2268 static void gen_compute_branch (DisasContext *ctx, uint32_t opc,
2269 int rs, int rt, int32_t offset)
2271 target_ulong btarget = -1;
2275 if (ctx->hflags & MIPS_HFLAG_BMASK) {
2276 #ifdef MIPS_DEBUG_DISAS
2277 if (loglevel & CPU_LOG_TB_IN_ASM) {
2279 "Branch in delay slot at PC 0x" TARGET_FMT_lx "\n",
2283 generate_exception(ctx, EXCP_RI);
2287 /* Load needed operands */
2293 /* Compare two registers */
2295 gen_load_gpr(cpu_T[0], rs);
2296 gen_load_gpr(cpu_T[1], rt);
2299 btarget = ctx->pc + 4 + offset;
2313 /* Compare to zero */
2315 gen_load_gpr(cpu_T[0], rs);
2318 btarget = ctx->pc + 4 + offset;
2322 /* Jump to immediate */
2323 btarget = ((ctx->pc + 4) & (int32_t)0xF0000000) | (uint32_t)offset;
2327 /* Jump to register */
2328 if (offset != 0 && offset != 16) {
2329 /* Hint = 0 is JR/JALR, hint 16 is JR.HB/JALR.HB, the
2330 others are reserved. */
2331 MIPS_INVAL("jump hint");
2332 generate_exception(ctx, EXCP_RI);
2335 gen_save_breg_target(rs);
2338 MIPS_INVAL("branch/jump");
2339 generate_exception(ctx, EXCP_RI);
2343 /* No condition to be computed */
2345 case OPC_BEQ: /* rx == rx */
2346 case OPC_BEQL: /* rx == rx likely */
2347 case OPC_BGEZ: /* 0 >= 0 */
2348 case OPC_BGEZL: /* 0 >= 0 likely */
2349 case OPC_BLEZ: /* 0 <= 0 */
2350 case OPC_BLEZL: /* 0 <= 0 likely */
2352 ctx->hflags |= MIPS_HFLAG_B;
2353 MIPS_DEBUG("balways");
2355 case OPC_BGEZAL: /* 0 >= 0 */
2356 case OPC_BGEZALL: /* 0 >= 0 likely */
2357 /* Always take and link */
2359 ctx->hflags |= MIPS_HFLAG_B;
2360 MIPS_DEBUG("balways and link");
2362 case OPC_BNE: /* rx != rx */
2363 case OPC_BGTZ: /* 0 > 0 */
2364 case OPC_BLTZ: /* 0 < 0 */
2366 MIPS_DEBUG("bnever (NOP)");
2368 case OPC_BLTZAL: /* 0 < 0 */
2369 tcg_gen_movi_tl(cpu_T[0], ctx->pc + 8);
2370 gen_store_gpr(cpu_T[0], 31);
2371 MIPS_DEBUG("bnever and link");
2373 case OPC_BLTZALL: /* 0 < 0 likely */
2374 tcg_gen_movi_tl(cpu_T[0], ctx->pc + 8);
2375 gen_store_gpr(cpu_T[0], 31);
2376 /* Skip the instruction in the delay slot */
2377 MIPS_DEBUG("bnever, link and skip");
2380 case OPC_BNEL: /* rx != rx likely */
2381 case OPC_BGTZL: /* 0 > 0 likely */
2382 case OPC_BLTZL: /* 0 < 0 likely */
2383 /* Skip the instruction in the delay slot */
2384 MIPS_DEBUG("bnever and skip");
2388 ctx->hflags |= MIPS_HFLAG_B;
2389 MIPS_DEBUG("j " TARGET_FMT_lx, btarget);
2393 ctx->hflags |= MIPS_HFLAG_B;
2394 MIPS_DEBUG("jal " TARGET_FMT_lx, btarget);
2397 ctx->hflags |= MIPS_HFLAG_BR;
2398 MIPS_DEBUG("jr %s", regnames[rs]);
2402 ctx->hflags |= MIPS_HFLAG_BR;
2403 MIPS_DEBUG("jalr %s, %s", regnames[rt], regnames[rs]);
2406 MIPS_INVAL("branch/jump");
2407 generate_exception(ctx, EXCP_RI);
2414 MIPS_DEBUG("beq %s, %s, " TARGET_FMT_lx,
2415 regnames[rs], regnames[rt], btarget);
2419 MIPS_DEBUG("beql %s, %s, " TARGET_FMT_lx,
2420 regnames[rs], regnames[rt], btarget);
2424 MIPS_DEBUG("bne %s, %s, " TARGET_FMT_lx,
2425 regnames[rs], regnames[rt], btarget);
2429 MIPS_DEBUG("bnel %s, %s, " TARGET_FMT_lx,
2430 regnames[rs], regnames[rt], btarget);
2434 MIPS_DEBUG("bgez %s, " TARGET_FMT_lx, regnames[rs], btarget);
2438 MIPS_DEBUG("bgezl %s, " TARGET_FMT_lx, regnames[rs], btarget);
2442 MIPS_DEBUG("bgezal %s, " TARGET_FMT_lx, regnames[rs], btarget);
2448 MIPS_DEBUG("bgezall %s, " TARGET_FMT_lx, regnames[rs], btarget);
2452 MIPS_DEBUG("bgtz %s, " TARGET_FMT_lx, regnames[rs], btarget);
2456 MIPS_DEBUG("bgtzl %s, " TARGET_FMT_lx, regnames[rs], btarget);
2460 MIPS_DEBUG("blez %s, " TARGET_FMT_lx, regnames[rs], btarget);
2464 MIPS_DEBUG("blezl %s, " TARGET_FMT_lx, regnames[rs], btarget);
2468 MIPS_DEBUG("bltz %s, " TARGET_FMT_lx, regnames[rs], btarget);
2472 MIPS_DEBUG("bltzl %s, " TARGET_FMT_lx, regnames[rs], btarget);
2477 MIPS_DEBUG("bltzal %s, " TARGET_FMT_lx, regnames[rs], btarget);
2479 ctx->hflags |= MIPS_HFLAG_BC;
2480 tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUState, bcond));
2485 MIPS_DEBUG("bltzall %s, " TARGET_FMT_lx, regnames[rs], btarget);
2487 ctx->hflags |= MIPS_HFLAG_BL;
2488 tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUState, bcond));
2491 MIPS_INVAL("conditional branch/jump");
2492 generate_exception(ctx, EXCP_RI);
2496 MIPS_DEBUG("enter ds: link %d cond %02x target " TARGET_FMT_lx,
2497 blink, ctx->hflags, btarget);
2499 ctx->btarget = btarget;
2501 tcg_gen_movi_tl(cpu_T[0], ctx->pc + 8);
2502 gen_store_gpr(cpu_T[0], blink);
2506 /* special3 bitfield operations */
2507 static void gen_bitops (DisasContext *ctx, uint32_t opc, int rt,
2508 int rs, int lsb, int msb)
2510 gen_load_gpr(cpu_T[1], rs);
2515 gen_op_ext(lsb, msb + 1);
2517 #if defined(TARGET_MIPS64)
2521 gen_op_dext(lsb, msb + 1 + 32);
2526 gen_op_dext(lsb + 32, msb + 1);
2531 gen_op_dext(lsb, msb + 1);
2537 gen_load_gpr(cpu_T[0], rt);
2538 gen_op_ins(lsb, msb - lsb + 1);
2540 #if defined(TARGET_MIPS64)
2544 gen_load_gpr(cpu_T[0], rt);
2545 gen_op_dins(lsb, msb - lsb + 1 + 32);
2550 gen_load_gpr(cpu_T[0], rt);
2551 gen_op_dins(lsb + 32, msb - lsb + 1);
2556 gen_load_gpr(cpu_T[0], rt);
2557 gen_op_dins(lsb, msb - lsb + 1);
2562 MIPS_INVAL("bitops");
2563 generate_exception(ctx, EXCP_RI);
2566 gen_store_gpr(cpu_T[0], rt);
2569 /* CP0 (MMU and control) */
2570 static void gen_mfc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
2572 const char *rn = "invalid";
2573 TCGv r_tmp = tcg_temp_new(TCG_TYPE_I32);
2574 TCGv r_tmp64 = tcg_temp_new(TCG_TYPE_I64);
2577 check_insn(env, ctx, ISA_MIPS32);
2583 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Index));
2584 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2588 check_insn(env, ctx, ASE_MT);
2589 gen_op_mfc0_mvpcontrol();
2593 check_insn(env, ctx, ASE_MT);
2594 gen_op_mfc0_mvpconf0();
2598 check_insn(env, ctx, ASE_MT);
2599 gen_op_mfc0_mvpconf1();
2609 gen_op_mfc0_random();
2613 check_insn(env, ctx, ASE_MT);
2614 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_VPEControl));
2615 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2619 check_insn(env, ctx, ASE_MT);
2620 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_VPEConf0));
2621 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2625 check_insn(env, ctx, ASE_MT);
2626 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_VPEConf1));
2627 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2631 check_insn(env, ctx, ASE_MT);
2632 tcg_gen_ld_i64(r_tmp64, cpu_env, offsetof(CPUState, CP0_YQMask));
2633 tcg_gen_trunc_i64_tl(cpu_T[0], r_tmp64);
2637 check_insn(env, ctx, ASE_MT);
2638 tcg_gen_ld_tl(r_tmp64, cpu_env, offsetof(CPUState, CP0_VPESchedule));
2639 tcg_gen_trunc_i64_tl(cpu_T[0], r_tmp64);
2643 check_insn(env, ctx, ASE_MT);
2644 tcg_gen_ld_tl(r_tmp64, cpu_env, offsetof(CPUState, CP0_VPEScheFBack));
2645 tcg_gen_trunc_i64_tl(cpu_T[0], r_tmp64);
2646 rn = "VPEScheFBack";
2649 check_insn(env, ctx, ASE_MT);
2650 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_VPEOpt));
2651 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2661 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_EntryLo0));
2662 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
2666 check_insn(env, ctx, ASE_MT);
2667 gen_op_mfc0_tcstatus();
2671 check_insn(env, ctx, ASE_MT);
2672 gen_op_mfc0_tcbind();
2676 check_insn(env, ctx, ASE_MT);
2677 gen_op_mfc0_tcrestart();
2681 check_insn(env, ctx, ASE_MT);
2682 gen_op_mfc0_tchalt();
2686 check_insn(env, ctx, ASE_MT);
2687 gen_op_mfc0_tccontext();
2691 check_insn(env, ctx, ASE_MT);
2692 gen_op_mfc0_tcschedule();
2696 check_insn(env, ctx, ASE_MT);
2697 gen_op_mfc0_tcschefback();
2707 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_EntryLo1));
2708 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
2718 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_Context));
2719 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
2723 // gen_op_mfc0_contextconfig(); /* SmartMIPS ASE */
2724 rn = "ContextConfig";
2733 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_PageMask));
2734 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2738 check_insn(env, ctx, ISA_MIPS32R2);
2739 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_PageGrain));
2740 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2750 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Wired));
2751 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2755 check_insn(env, ctx, ISA_MIPS32R2);
2756 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSConf0));
2757 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2761 check_insn(env, ctx, ISA_MIPS32R2);
2762 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSConf1));
2763 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2767 check_insn(env, ctx, ISA_MIPS32R2);
2768 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSConf2));
2769 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2773 check_insn(env, ctx, ISA_MIPS32R2);
2774 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSConf3));
2775 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2779 check_insn(env, ctx, ISA_MIPS32R2);
2780 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSConf4));
2781 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2791 check_insn(env, ctx, ISA_MIPS32R2);
2792 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_HWREna));
2793 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2803 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_BadVAddr));
2804 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
2814 gen_op_mfc0_count();
2817 /* 6,7 are implementation dependent */
2825 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_EntryHi));
2826 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
2836 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Compare));
2837 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2840 /* 6,7 are implementation dependent */
2848 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Status));
2849 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2853 check_insn(env, ctx, ISA_MIPS32R2);
2854 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_IntCtl));
2855 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2859 check_insn(env, ctx, ISA_MIPS32R2);
2860 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSCtl));
2861 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2865 check_insn(env, ctx, ISA_MIPS32R2);
2866 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSMap));
2867 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2877 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Cause));
2878 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2888 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_EPC));
2889 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
2899 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_PRid));
2900 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2904 check_insn(env, ctx, ISA_MIPS32R2);
2905 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_EBase));
2906 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2916 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config0));
2917 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2921 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config1));
2922 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2926 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config2));
2927 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2931 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config3));
2932 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2935 /* 4,5 are reserved */
2936 /* 6,7 are implementation dependent */
2938 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config6));
2939 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2943 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config7));
2944 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
2954 gen_op_mfc0_lladdr();
2964 gen_op_mfc0_watchlo(sel);
2974 gen_op_mfc0_watchhi(sel);
2984 #if defined(TARGET_MIPS64)
2985 check_insn(env, ctx, ISA_MIPS3);
2986 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_XContext));
2987 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
2996 /* Officially reserved, but sel 0 is used for R1x000 framemask */
2999 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Framemask));
3000 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3009 rn = "'Diagnostic"; /* implementation dependent */
3014 gen_op_mfc0_debug(); /* EJTAG support */
3018 // gen_op_mfc0_tracecontrol(); /* PDtrace support */
3019 rn = "TraceControl";
3022 // gen_op_mfc0_tracecontrol2(); /* PDtrace support */
3023 rn = "TraceControl2";
3026 // gen_op_mfc0_usertracedata(); /* PDtrace support */
3027 rn = "UserTraceData";
3030 // gen_op_mfc0_debug(); /* PDtrace support */
3041 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_DEPC));
3042 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
3052 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Performance0));
3053 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3054 rn = "Performance0";
3057 // gen_op_mfc0_performance1();
3058 rn = "Performance1";
3061 // gen_op_mfc0_performance2();
3062 rn = "Performance2";
3065 // gen_op_mfc0_performance3();
3066 rn = "Performance3";
3069 // gen_op_mfc0_performance4();
3070 rn = "Performance4";
3073 // gen_op_mfc0_performance5();
3074 rn = "Performance5";
3077 // gen_op_mfc0_performance6();
3078 rn = "Performance6";
3081 // gen_op_mfc0_performance7();
3082 rn = "Performance7";
3107 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_TagLo));
3108 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3115 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_DataLo));
3116 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3129 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_TagHi));
3130 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3137 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_DataHi));
3138 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3148 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_ErrorEPC));
3149 tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]);
3160 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_DESAVE));
3161 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3171 #if defined MIPS_DEBUG_DISAS
3172 if (loglevel & CPU_LOG_TB_IN_ASM) {
3173 fprintf(logfile, "mfc0 %s (reg %d sel %d)\n",
3180 #if defined MIPS_DEBUG_DISAS
3181 if (loglevel & CPU_LOG_TB_IN_ASM) {
3182 fprintf(logfile, "mfc0 %s (reg %d sel %d)\n",
3186 generate_exception(ctx, EXCP_RI);
3189 static void gen_mtc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
3191 const char *rn = "invalid";
3194 check_insn(env, ctx, ISA_MIPS32);
3200 gen_op_mtc0_index();
3204 check_insn(env, ctx, ASE_MT);
3205 gen_op_mtc0_mvpcontrol();
3209 check_insn(env, ctx, ASE_MT);
3214 check_insn(env, ctx, ASE_MT);
3229 check_insn(env, ctx, ASE_MT);
3230 gen_op_mtc0_vpecontrol();
3234 check_insn(env, ctx, ASE_MT);
3235 gen_op_mtc0_vpeconf0();
3239 check_insn(env, ctx, ASE_MT);
3240 gen_op_mtc0_vpeconf1();
3244 check_insn(env, ctx, ASE_MT);
3245 gen_op_mtc0_yqmask();
3249 check_insn(env, ctx, ASE_MT);
3250 gen_op_mtc0_vpeschedule();
3254 check_insn(env, ctx, ASE_MT);
3255 gen_op_mtc0_vpeschefback();
3256 rn = "VPEScheFBack";
3259 check_insn(env, ctx, ASE_MT);
3260 gen_op_mtc0_vpeopt();
3270 gen_op_mtc0_entrylo0();
3274 check_insn(env, ctx, ASE_MT);
3275 gen_op_mtc0_tcstatus();
3279 check_insn(env, ctx, ASE_MT);
3280 gen_op_mtc0_tcbind();
3284 check_insn(env, ctx, ASE_MT);
3285 gen_op_mtc0_tcrestart();
3289 check_insn(env, ctx, ASE_MT);
3290 gen_op_mtc0_tchalt();
3294 check_insn(env, ctx, ASE_MT);
3295 gen_op_mtc0_tccontext();
3299 check_insn(env, ctx, ASE_MT);
3300 gen_op_mtc0_tcschedule();
3304 check_insn(env, ctx, ASE_MT);
3305 gen_op_mtc0_tcschefback();
3315 gen_op_mtc0_entrylo1();
3325 gen_op_mtc0_context();
3329 // gen_op_mtc0_contextconfig(); /* SmartMIPS ASE */
3330 rn = "ContextConfig";
3339 gen_op_mtc0_pagemask();
3343 check_insn(env, ctx, ISA_MIPS32R2);
3344 gen_op_mtc0_pagegrain();
3354 gen_op_mtc0_wired();
3358 check_insn(env, ctx, ISA_MIPS32R2);
3359 gen_op_mtc0_srsconf0();
3363 check_insn(env, ctx, ISA_MIPS32R2);
3364 gen_op_mtc0_srsconf1();
3368 check_insn(env, ctx, ISA_MIPS32R2);
3369 gen_op_mtc0_srsconf2();
3373 check_insn(env, ctx, ISA_MIPS32R2);
3374 gen_op_mtc0_srsconf3();
3378 check_insn(env, ctx, ISA_MIPS32R2);
3379 gen_op_mtc0_srsconf4();
3389 check_insn(env, ctx, ISA_MIPS32R2);
3390 gen_op_mtc0_hwrena();
3404 gen_op_mtc0_count();
3407 /* 6,7 are implementation dependent */
3411 /* Stop translation as we may have switched the execution mode */
3412 ctx->bstate = BS_STOP;
3417 gen_op_mtc0_entryhi();
3427 gen_op_mtc0_compare();
3430 /* 6,7 are implementation dependent */
3434 /* Stop translation as we may have switched the execution mode */
3435 ctx->bstate = BS_STOP;
3440 gen_op_mtc0_status();
3441 /* BS_STOP isn't good enough here, hflags may have changed. */
3442 gen_save_pc(ctx->pc + 4);
3443 ctx->bstate = BS_EXCP;
3447 check_insn(env, ctx, ISA_MIPS32R2);
3448 gen_op_mtc0_intctl();
3449 /* Stop translation as we may have switched the execution mode */
3450 ctx->bstate = BS_STOP;
3454 check_insn(env, ctx, ISA_MIPS32R2);
3455 gen_op_mtc0_srsctl();
3456 /* Stop translation as we may have switched the execution mode */
3457 ctx->bstate = BS_STOP;
3461 check_insn(env, ctx, ISA_MIPS32R2);
3462 gen_op_mtc0_srsmap();
3463 /* Stop translation as we may have switched the execution mode */
3464 ctx->bstate = BS_STOP;
3474 gen_op_mtc0_cause();
3480 /* Stop translation as we may have switched the execution mode */
3481 ctx->bstate = BS_STOP;
3500 check_insn(env, ctx, ISA_MIPS32R2);
3501 gen_op_mtc0_ebase();
3511 gen_op_mtc0_config0();
3513 /* Stop translation as we may have switched the execution mode */
3514 ctx->bstate = BS_STOP;
3517 /* ignored, read only */
3521 gen_op_mtc0_config2();
3523 /* Stop translation as we may have switched the execution mode */
3524 ctx->bstate = BS_STOP;
3527 /* ignored, read only */
3530 /* 4,5 are reserved */
3531 /* 6,7 are implementation dependent */
3541 rn = "Invalid config selector";
3558 gen_op_mtc0_watchlo(sel);
3568 gen_op_mtc0_watchhi(sel);
3578 #if defined(TARGET_MIPS64)
3579 check_insn(env, ctx, ISA_MIPS3);
3580 gen_op_mtc0_xcontext();
3589 /* Officially reserved, but sel 0 is used for R1x000 framemask */
3592 gen_op_mtc0_framemask();
3601 rn = "Diagnostic"; /* implementation dependent */
3606 gen_op_mtc0_debug(); /* EJTAG support */
3607 /* BS_STOP isn't good enough here, hflags may have changed. */
3608 gen_save_pc(ctx->pc + 4);
3609 ctx->bstate = BS_EXCP;
3613 // gen_op_mtc0_tracecontrol(); /* PDtrace support */
3614 rn = "TraceControl";
3615 /* Stop translation as we may have switched the execution mode */
3616 ctx->bstate = BS_STOP;
3619 // gen_op_mtc0_tracecontrol2(); /* PDtrace support */
3620 rn = "TraceControl2";
3621 /* Stop translation as we may have switched the execution mode */
3622 ctx->bstate = BS_STOP;
3625 /* Stop translation as we may have switched the execution mode */
3626 ctx->bstate = BS_STOP;
3627 // gen_op_mtc0_usertracedata(); /* PDtrace support */
3628 rn = "UserTraceData";
3629 /* Stop translation as we may have switched the execution mode */
3630 ctx->bstate = BS_STOP;
3633 // gen_op_mtc0_debug(); /* PDtrace support */
3634 /* Stop translation as we may have switched the execution mode */
3635 ctx->bstate = BS_STOP;
3645 gen_op_mtc0_depc(); /* EJTAG support */
3655 gen_op_mtc0_performance0();
3656 rn = "Performance0";
3659 // gen_op_mtc0_performance1();
3660 rn = "Performance1";
3663 // gen_op_mtc0_performance2();
3664 rn = "Performance2";
3667 // gen_op_mtc0_performance3();
3668 rn = "Performance3";
3671 // gen_op_mtc0_performance4();
3672 rn = "Performance4";
3675 // gen_op_mtc0_performance5();
3676 rn = "Performance5";
3679 // gen_op_mtc0_performance6();
3680 rn = "Performance6";
3683 // gen_op_mtc0_performance7();
3684 rn = "Performance7";
3710 gen_op_mtc0_taglo();
3717 gen_op_mtc0_datalo();
3730 gen_op_mtc0_taghi();
3737 gen_op_mtc0_datahi();
3748 gen_op_mtc0_errorepc();
3758 gen_op_mtc0_desave(); /* EJTAG support */
3764 /* Stop translation as we may have switched the execution mode */
3765 ctx->bstate = BS_STOP;
3770 #if defined MIPS_DEBUG_DISAS
3771 if (loglevel & CPU_LOG_TB_IN_ASM) {
3772 fprintf(logfile, "mtc0 %s (reg %d sel %d)\n",
3779 #if defined MIPS_DEBUG_DISAS
3780 if (loglevel & CPU_LOG_TB_IN_ASM) {
3781 fprintf(logfile, "mtc0 %s (reg %d sel %d)\n",
3785 generate_exception(ctx, EXCP_RI);
3788 #if defined(TARGET_MIPS64)
3789 static void gen_dmfc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
3791 const char *rn = "invalid";
3792 TCGv r_tmp = tcg_temp_new(TCG_TYPE_I32);
3795 check_insn(env, ctx, ISA_MIPS64);
3801 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Index));
3802 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3806 check_insn(env, ctx, ASE_MT);
3807 gen_op_mfc0_mvpcontrol();
3811 check_insn(env, ctx, ASE_MT);
3812 gen_op_mfc0_mvpconf0();
3816 check_insn(env, ctx, ASE_MT);
3817 gen_op_mfc0_mvpconf1();
3827 gen_op_mfc0_random();
3831 check_insn(env, ctx, ASE_MT);
3832 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_VPEControl));
3833 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3837 check_insn(env, ctx, ASE_MT);
3838 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_VPEConf0));
3839 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3843 check_insn(env, ctx, ASE_MT);
3844 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_VPEConf1));
3845 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3849 check_insn(env, ctx, ASE_MT);
3850 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_YQMask));
3854 check_insn(env, ctx, ASE_MT);
3855 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_VPESchedule));
3859 check_insn(env, ctx, ASE_MT);
3860 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_VPEScheFBack));
3861 rn = "VPEScheFBack";
3864 check_insn(env, ctx, ASE_MT);
3865 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_VPEOpt));
3866 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3876 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_EntryLo0));
3880 check_insn(env, ctx, ASE_MT);
3881 gen_op_mfc0_tcstatus();
3885 check_insn(env, ctx, ASE_MT);
3886 gen_op_mfc0_tcbind();
3890 check_insn(env, ctx, ASE_MT);
3891 gen_op_dmfc0_tcrestart();
3895 check_insn(env, ctx, ASE_MT);
3896 gen_op_dmfc0_tchalt();
3900 check_insn(env, ctx, ASE_MT);
3901 gen_op_dmfc0_tccontext();
3905 check_insn(env, ctx, ASE_MT);
3906 gen_op_dmfc0_tcschedule();
3910 check_insn(env, ctx, ASE_MT);
3911 gen_op_dmfc0_tcschefback();
3921 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_EntryLo1));
3931 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_Context));
3935 // gen_op_dmfc0_contextconfig(); /* SmartMIPS ASE */
3936 rn = "ContextConfig";
3945 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_PageMask));
3946 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3950 check_insn(env, ctx, ISA_MIPS32R2);
3951 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_PageGrain));
3952 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3962 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Wired));
3963 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3967 check_insn(env, ctx, ISA_MIPS32R2);
3968 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSConf0));
3969 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3973 check_insn(env, ctx, ISA_MIPS32R2);
3974 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSConf1));
3975 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3979 check_insn(env, ctx, ISA_MIPS32R2);
3980 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSConf2));
3981 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3985 check_insn(env, ctx, ISA_MIPS32R2);
3986 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSConf3));
3987 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
3991 check_insn(env, ctx, ISA_MIPS32R2);
3992 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSConf4));
3993 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4003 check_insn(env, ctx, ISA_MIPS32R2);
4004 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_HWREna));
4005 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4015 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_BadVAddr));
4025 gen_op_mfc0_count();
4028 /* 6,7 are implementation dependent */
4036 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_EntryHi));
4046 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Compare));
4047 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4050 /* 6,7 are implementation dependent */
4058 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Status));
4059 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4063 check_insn(env, ctx, ISA_MIPS32R2);
4064 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_IntCtl));
4065 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4069 check_insn(env, ctx, ISA_MIPS32R2);
4070 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSCtl));
4071 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4075 check_insn(env, ctx, ISA_MIPS32R2);
4076 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_SRSMap));
4077 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4087 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Cause));
4088 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4098 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_EPC));
4108 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_PRid));
4109 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4113 check_insn(env, ctx, ISA_MIPS32R2);
4114 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_EBase));
4115 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4125 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config0));
4126 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4130 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config1));
4131 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4135 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config2));
4136 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4140 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config3));
4141 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4144 /* 6,7 are implementation dependent */
4146 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config6));
4147 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4151 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Config7));
4152 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4162 gen_op_dmfc0_lladdr();
4172 gen_op_dmfc0_watchlo(sel);
4182 gen_op_mfc0_watchhi(sel);
4192 check_insn(env, ctx, ISA_MIPS3);
4193 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_XContext));
4201 /* Officially reserved, but sel 0 is used for R1x000 framemask */
4204 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Framemask));
4205 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4214 rn = "'Diagnostic"; /* implementation dependent */
4219 gen_op_mfc0_debug(); /* EJTAG support */
4223 // gen_op_dmfc0_tracecontrol(); /* PDtrace support */
4224 rn = "TraceControl";
4227 // gen_op_dmfc0_tracecontrol2(); /* PDtrace support */
4228 rn = "TraceControl2";
4231 // gen_op_dmfc0_usertracedata(); /* PDtrace support */
4232 rn = "UserTraceData";
4235 // gen_op_dmfc0_debug(); /* PDtrace support */
4246 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_DEPC));
4256 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_Performance0));
4257 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4258 rn = "Performance0";
4261 // gen_op_dmfc0_performance1();
4262 rn = "Performance1";
4265 // gen_op_dmfc0_performance2();
4266 rn = "Performance2";
4269 // gen_op_dmfc0_performance3();
4270 rn = "Performance3";
4273 // gen_op_dmfc0_performance4();
4274 rn = "Performance4";
4277 // gen_op_dmfc0_performance5();
4278 rn = "Performance5";
4281 // gen_op_dmfc0_performance6();
4282 rn = "Performance6";
4285 // gen_op_dmfc0_performance7();
4286 rn = "Performance7";
4311 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_TagLo));
4312 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4319 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_DataLo));
4320 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4333 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_TagHi));
4334 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4341 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_DataHi));
4342 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4352 tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUState, CP0_ErrorEPC));
4363 tcg_gen_ld_i32(r_tmp, cpu_env, offsetof(CPUState, CP0_DESAVE));
4364 tcg_gen_ext_i32_tl(cpu_T[0], r_tmp);
4374 #if defined MIPS_DEBUG_DISAS
4375 if (loglevel & CPU_LOG_TB_IN_ASM) {
4376 fprintf(logfile, "dmfc0 %s (reg %d sel %d)\n",
4383 #if defined MIPS_DEBUG_DISAS
4384 if (loglevel & CPU_LOG_TB_IN_ASM) {
4385 fprintf(logfile, "dmfc0 %s (reg %d sel %d)\n",
4389 generate_exception(ctx, EXCP_RI);
4392 static void gen_dmtc0 (CPUState *env, DisasContext *ctx, int reg, int sel)
4394 const char *rn = "invalid";
4397 check_insn(env, ctx, ISA_MIPS64);
4403 gen_op_mtc0_index();
4407 check_insn(env, ctx, ASE_MT);
4408 gen_op_mtc0_mvpcontrol();
4412 check_insn(env, ctx, ASE_MT);
4417 check_insn(env, ctx, ASE_MT);
4432 check_insn(env, ctx, ASE_MT);
4433 gen_op_mtc0_vpecontrol();
4437 check_insn(env, ctx, ASE_MT);
4438 gen_op_mtc0_vpeconf0();
4442 check_insn(env, ctx, ASE_MT);
4443 gen_op_mtc0_vpeconf1();
4447 check_insn(env, ctx, ASE_MT);
4448 gen_op_mtc0_yqmask();
4452 check_insn(env, ctx, ASE_MT);
4453 gen_op_mtc0_vpeschedule();
4457 check_insn(env, ctx, ASE_MT);
4458 gen_op_mtc0_vpeschefback();
4459 rn = "VPEScheFBack";
4462 check_insn(env, ctx, ASE_MT);
4463 gen_op_mtc0_vpeopt();
4473 gen_op_mtc0_entrylo0();
4477 check_insn(env, ctx, ASE_MT);
4478 gen_op_mtc0_tcstatus();
4482 check_insn(env, ctx, ASE_MT);
4483 gen_op_mtc0_tcbind();
4487 check_insn(env, ctx, ASE_MT);
4488 gen_op_mtc0_tcrestart();
4492 check_insn(env, ctx, ASE_MT);
4493 gen_op_mtc0_tchalt();
4497 check_insn(env, ctx, ASE_MT);
4498 gen_op_mtc0_tccontext();
4502 check_insn(env, ctx, ASE_MT);
4503 gen_op_mtc0_tcschedule();
4507 check_insn(env, ctx, ASE_MT);
4508 gen_op_mtc0_tcschefback();
4518 gen_op_mtc0_entrylo1();
4528 gen_op_mtc0_context();
4532 // gen_op_mtc0_contextconfig(); /* SmartMIPS ASE */
4533 rn = "ContextConfig";
4542 gen_op_mtc0_pagemask();
4546 check_insn(env, ctx, ISA_MIPS32R2);
4547 gen_op_mtc0_pagegrain();
4557 gen_op_mtc0_wired();
4561 check_insn(env, ctx, ISA_MIPS32R2);
4562 gen_op_mtc0_srsconf0();
4566 check_insn(env, ctx, ISA_MIPS32R2);
4567 gen_op_mtc0_srsconf1();
4571 check_insn(env, ctx, ISA_MIPS32R2);
4572 gen_op_mtc0_srsconf2();
4576 check_insn(env, ctx, ISA_MIPS32R2);
4577 gen_op_mtc0_srsconf3();
4581 check_insn(env, ctx, ISA_MIPS32R2);
4582 gen_op_mtc0_srsconf4();
4592 check_insn(env, ctx, ISA_MIPS32R2);
4593 gen_op_mtc0_hwrena();
4607 gen_op_mtc0_count();
4610 /* 6,7 are implementation dependent */
4614 /* Stop translation as we may have switched the execution mode */
4615 ctx->bstate = BS_STOP;
4620 gen_op_mtc0_entryhi();
4630 gen_op_mtc0_compare();
4633 /* 6,7 are implementation dependent */
4637 /* Stop translation as we may have switched the execution mode */
4638 ctx->bstate = BS_STOP;
4643 gen_op_mtc0_status();
4644 /* BS_STOP isn't good enough here, hflags may have changed. */
4645 gen_save_pc(ctx->pc + 4);
4646 ctx->bstate = BS_EXCP;
4650 check_insn(env, ctx, ISA_MIPS32R2);
4651 gen_op_mtc0_intctl();
4652 /* Stop translation as we may have switched the execution mode */
4653 ctx->bstate = BS_STOP;
4657 check_insn(env, ctx, ISA_MIPS32R2);
4658 gen_op_mtc0_srsctl();
4659 /* Stop translation as we may have switched the execution mode */
4660 ctx->bstate = BS_STOP;
4664 check_insn(env, ctx, ISA_MIPS32R2);
4665 gen_op_mtc0_srsmap();
4666 /* Stop translation as we may have switched the execution mode */
4667 ctx->bstate = BS_STOP;
4677 gen_op_mtc0_cause();
4683 /* Stop translation as we may have switched the execution mode */
4684 ctx->bstate = BS_STOP;
4703 check_insn(env, ctx, ISA_MIPS32R2);
4704 gen_op_mtc0_ebase();
4714 gen_op_mtc0_config0();
4716 /* Stop translation as we may have switched the execution mode */
4717 ctx->bstate = BS_STOP;
4724 gen_op_mtc0_config2();
4726 /* Stop translation as we may have switched the execution mode */
4727 ctx->bstate = BS_STOP;
4733 /* 6,7 are implementation dependent */
4735 rn = "Invalid config selector";
4752 gen_op_mtc0_watchlo(sel);
4762 gen_op_mtc0_watchhi(sel);
4772 check_insn(env, ctx, ISA_MIPS3);
4773 gen_op_mtc0_xcontext();
4781 /* Officially reserved, but sel 0 is used for R1x000 framemask */
4784 gen_op_mtc0_framemask();
4793 rn = "Diagnostic"; /* implementation dependent */
4798 gen_op_mtc0_debug(); /* EJTAG support */
4799 /* BS_STOP isn't good enough here, hflags may have changed. */
4800 gen_save_pc(ctx->pc + 4);
4801 ctx->bstate = BS_EXCP;
4805 // gen_op_mtc0_tracecontrol(); /* PDtrace support */
4806 /* Stop translation as we may have switched the execution mode */
4807 ctx->bstate = BS_STOP;
4808 rn = "TraceControl";
4811 // gen_op_mtc0_tracecontrol2(); /* PDtrace support */
4812 /* Stop translation as we may have switched the execution mode */
4813 ctx->bstate = BS_STOP;
4814 rn = "TraceControl2";
4817 // gen_op_mtc0_usertracedata(); /* PDtrace support */
4818 /* Stop translation as we may have switched the execution mode */
4819 ctx->bstate = BS_STOP;
4820 rn = "UserTraceData";
4823 // gen_op_mtc0_debug(); /* PDtrace support */
4824 /* Stop translation as we may have switched the execution mode */
4825 ctx->bstate = BS_STOP;
4835 gen_op_mtc0_depc(); /* EJTAG support */
4845 gen_op_mtc0_performance0();
4846 rn = "Performance0";
4849 // gen_op_mtc0_performance1();
4850 rn = "Performance1";
4853 // gen_op_mtc0_performance2();
4854 rn = "Performance2";
4857 // gen_op_mtc0_performance3();
4858 rn = "Performance3";
4861 // gen_op_mtc0_performance4();
4862 rn = "Performance4";
4865 // gen_op_mtc0_performance5();
4866 rn = "Performance5";
4869 // gen_op_mtc0_performance6();
4870 rn = "Performance6";
4873 // gen_op_mtc0_performance7();
4874 rn = "Performance7";
4900 gen_op_mtc0_taglo();
4907 gen_op_mtc0_datalo();
4920 gen_op_mtc0_taghi();
4927 gen_op_mtc0_datahi();
4938 gen_op_mtc0_errorepc();
4948 gen_op_mtc0_desave(); /* EJTAG support */
4954 /* Stop translation as we may have switched the execution mode */
4955 ctx->bstate = BS_STOP;
4960 #if defined MIPS_DEBUG_DISAS
4961 if (loglevel & CPU_LOG_TB_IN_ASM) {
4962 fprintf(logfile, "dmtc0 %s (reg %d sel %d)\n",
4969 #if defined MIPS_DEBUG_DISAS
4970 if (loglevel & CPU_LOG_TB_IN_ASM) {
4971 fprintf(logfile, "dmtc0 %s (reg %d sel %d)\n",
4975 generate_exception(ctx, EXCP_RI);
4977 #endif /* TARGET_MIPS64 */
4979 static void gen_mftr(CPUState *env, DisasContext *ctx, int rt,
4980 int u, int sel, int h)
4982 int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC);
4984 if ((env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) == 0 &&
4985 ((env->CP0_TCBind[other_tc] & (0xf << CP0TCBd_CurVPE)) !=
4986 (env->CP0_TCBind[env->current_tc] & (0xf << CP0TCBd_CurVPE))))
4987 tcg_gen_movi_tl(cpu_T[0], -1);
4988 else if ((env->CP0_VPEControl & (0xff << CP0VPECo_TargTC)) >
4989 (env->mvp->CP0_MVPConf0 & (0xff << CP0MVPC0_PTC)))
4990 tcg_gen_movi_tl(cpu_T[0], -1);
4996 gen_op_mftc0_tcstatus();
4999 gen_op_mftc0_tcbind();
5002 gen_op_mftc0_tcrestart();
5005 gen_op_mftc0_tchalt();
5008 gen_op_mftc0_tccontext();
5011 gen_op_mftc0_tcschedule();
5014 gen_op_mftc0_tcschefback();
5017 gen_mfc0(env, ctx, rt, sel);
5024 gen_op_mftc0_entryhi();
5027 gen_mfc0(env, ctx, rt, sel);
5033 gen_op_mftc0_status();
5036 gen_mfc0(env, ctx, rt, sel);
5042 gen_op_mftc0_debug();
5045 gen_mfc0(env, ctx, rt, sel);
5050 gen_mfc0(env, ctx, rt, sel);
5052 } else switch (sel) {
5053 /* GPR registers. */
5057 /* Auxiliary CPU registers */
5103 /* Floating point (COP1). */
5105 /* XXX: For now we support only a single FPU context. */
5107 GEN_LOAD_FREG_FTN(WT0, rt);
5110 GEN_LOAD_FREG_FTN(WTH0, rt);
5115 /* XXX: For now we support only a single FPU context. */
5118 /* COP2: Not implemented. */
5125 #if defined MIPS_DEBUG_DISAS
5126 if (loglevel & CPU_LOG_TB_IN_ASM) {
5127 fprintf(logfile, "mftr (reg %d u %d sel %d h %d)\n",
5134 #if defined MIPS_DEBUG_DISAS
5135 if (loglevel & CPU_LOG_TB_IN_ASM) {
5136 fprintf(logfile, "mftr (reg %d u %d sel %d h %d)\n",
5140 generate_exception(ctx, EXCP_RI);
5143 static void gen_mttr(CPUState *env, DisasContext *ctx, int rd,
5144 int u, int sel, int h)
5146 int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC);
5148 if ((env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) == 0 &&
5149 ((env->CP0_TCBind[other_tc] & (0xf << CP0TCBd_CurVPE)) !=
5150 (env->CP0_TCBind[env->current_tc] & (0xf << CP0TCBd_CurVPE))))
5152 else if ((env->CP0_VPEControl & (0xff << CP0VPECo_TargTC)) >
5153 (env->mvp->CP0_MVPConf0 & (0xff << CP0MVPC0_PTC)))
5160 gen_op_mttc0_tcstatus();
5163 gen_op_mttc0_tcbind();
5166 gen_op_mttc0_tcrestart();
5169 gen_op_mttc0_tchalt();
5172 gen_op_mttc0_tccontext();
5175 gen_op_mttc0_tcschedule();
5178 gen_op_mttc0_tcschefback();
5181 gen_mtc0(env, ctx, rd, sel);
5188 gen_op_mttc0_entryhi();
5191 gen_mtc0(env, ctx, rd, sel);
5197 gen_op_mttc0_status();
5200 gen_mtc0(env, ctx, rd, sel);
5206 gen_op_mttc0_debug();
5209 gen_mtc0(env, ctx, rd, sel);
5214 gen_mtc0(env, ctx, rd, sel);
5216 } else switch (sel) {
5217 /* GPR registers. */
5221 /* Auxiliary CPU registers */
5267 /* Floating point (COP1). */
5269 /* XXX: For now we support only a single FPU context. */
5272 GEN_STORE_FTN_FREG(rd, WT0);
5275 GEN_STORE_FTN_FREG(rd, WTH0);
5279 /* XXX: For now we support only a single FPU context. */
5282 /* COP2: Not implemented. */
5289 #if defined MIPS_DEBUG_DISAS
5290 if (loglevel & CPU_LOG_TB_IN_ASM) {
5291 fprintf(logfile, "mttr (reg %d u %d sel %d h %d)\n",
5298 #if defined MIPS_DEBUG_DISAS
5299 if (loglevel & CPU_LOG_TB_IN_ASM) {
5300 fprintf(logfile, "mttr (reg %d u %d sel %d h %d)\n",
5304 generate_exception(ctx, EXCP_RI);
5307 static void gen_cp0 (CPUState *env, DisasContext *ctx, uint32_t opc, int rt, int rd)
5309 const char *opn = "ldst";
5317 gen_mfc0(env, ctx, rd, ctx->opcode & 0x7);
5318 gen_store_gpr(cpu_T[0], rt);
5322 gen_load_gpr(cpu_T[0], rt);
5323 save_cpu_state(ctx, 1);
5324 gen_mtc0(env, ctx, rd, ctx->opcode & 0x7);
5327 #if defined(TARGET_MIPS64)
5329 check_insn(env, ctx, ISA_MIPS3);
5334 gen_dmfc0(env, ctx, rd, ctx->opcode & 0x7);
5335 gen_store_gpr(cpu_T[0], rt);
5339 check_insn(env, ctx, ISA_MIPS3);
5340 gen_load_gpr(cpu_T[0], rt);
5341 save_cpu_state(ctx, 1);
5342 gen_dmtc0(env, ctx, rd, ctx->opcode & 0x7);
5347 check_insn(env, ctx, ASE_MT);
5352 gen_mftr(env, ctx, rt, (ctx->opcode >> 5) & 1,
5353 ctx->opcode & 0x7, (ctx->opcode >> 4) & 1);
5354 gen_store_gpr(cpu_T[0], rd);
5358 check_insn(env, ctx, ASE_MT);
5359 gen_load_gpr(cpu_T[0], rt);
5360 gen_mttr(env, ctx, rd, (ctx->opcode >> 5) & 1,
5361 ctx->opcode & 0x7, (ctx->opcode >> 4) & 1);
5366 if (!env->tlb->do_tlbwi)
5372 if (!env->tlb->do_tlbwr)
5378 if (!env->tlb->do_tlbp)
5384 if (!env->tlb->do_tlbr)
5390 check_insn(env, ctx, ISA_MIPS2);
5391 save_cpu_state(ctx, 1);
5393 ctx->bstate = BS_EXCP;
5397 check_insn(env, ctx, ISA_MIPS32);
5398 if (!(ctx->hflags & MIPS_HFLAG_DM)) {
5400 generate_exception(ctx, EXCP_RI);
5402 save_cpu_state(ctx, 1);
5404 ctx->bstate = BS_EXCP;
5409 check_insn(env, ctx, ISA_MIPS3 | ISA_MIPS32);
5410 /* If we get an exception, we want to restart at next instruction */
5412 save_cpu_state(ctx, 1);
5415 ctx->bstate = BS_EXCP;
5420 generate_exception(ctx, EXCP_RI);
5423 MIPS_DEBUG("%s %s %d", opn, regnames[rt], rd);
5426 /* CP1 Branches (before delay slot) */
5427 static void gen_compute_branch1 (CPUState *env, DisasContext *ctx, uint32_t op,
5428 int32_t cc, int32_t offset)
5430 target_ulong btarget;
5431 const char *opn = "cp1 cond branch";
5434 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
5436 btarget = ctx->pc + 4 + offset;
5455 ctx->hflags |= MIPS_HFLAG_BL;
5456 tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUState, bcond));
5459 gen_op_bc1any2f(cc);
5463 gen_op_bc1any2t(cc);
5467 gen_op_bc1any4f(cc);
5471 gen_op_bc1any4t(cc);
5474 ctx->hflags |= MIPS_HFLAG_BC;
5475 tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUState, bcond));
5479 generate_exception (ctx, EXCP_RI);
5482 MIPS_DEBUG("%s: cond %02x target " TARGET_FMT_lx, opn,
5483 ctx->hflags, btarget);
5484 ctx->btarget = btarget;
5487 /* Coprocessor 1 (FPU) */
5489 #define FOP(func, fmt) (((fmt) << 21) | (func))
5491 static void gen_cp1 (DisasContext *ctx, uint32_t opc, int rt, int fs)
5493 const char *opn = "cp1 move";
5497 GEN_LOAD_FREG_FTN(WT0, fs);
5499 gen_store_gpr(cpu_T[0], rt);
5503 gen_load_gpr(cpu_T[0], rt);
5505 GEN_STORE_FTN_FREG(fs, WT0);
5510 gen_store_gpr(cpu_T[0], rt);
5514 gen_load_gpr(cpu_T[0], rt);
5519 GEN_LOAD_FREG_FTN(DT0, fs);
5521 gen_store_gpr(cpu_T[0], rt);
5525 gen_load_gpr(cpu_T[0], rt);
5527 GEN_STORE_FTN_FREG(fs, DT0);
5531 GEN_LOAD_FREG_FTN(WTH0, fs);
5533 gen_store_gpr(cpu_T[0], rt);
5537 gen_load_gpr(cpu_T[0], rt);
5539 GEN_STORE_FTN_FREG(fs, WTH0);
5544 generate_exception (ctx, EXCP_RI);
5547 MIPS_DEBUG("%s %s %s", opn, regnames[rt], fregnames[fs]);
5550 static void gen_movci (DisasContext *ctx, int rd, int rs, int cc, int tf)
5552 int l1 = gen_new_label();
5557 ccbit = 1 << (24 + cc);
5565 gen_load_gpr(cpu_T[0], rd);
5566 gen_load_gpr(cpu_T[1], rs);
5568 TCGv r_ptr = tcg_temp_new(TCG_TYPE_PTR);
5569 TCGv r_tmp = new_tmp();
5571 tcg_gen_ld_ptr(r_ptr, cpu_env, offsetof(CPUState, fpu));
5572 tcg_gen_ld_i32(r_tmp, r_ptr, offsetof(CPUMIPSFPUContext, fcr31));
5573 tcg_gen_andi_i32(r_tmp, r_tmp, ccbit);
5574 tcg_gen_brcondi_i32(cond, r_tmp, 0, l1);
5577 tcg_gen_mov_tl(cpu_T[0], cpu_T[1]);
5580 gen_store_gpr(cpu_T[0], rd);
5583 #define GEN_MOVCF(fmt) \
5584 static void glue(gen_movcf_, fmt) (DisasContext *ctx, int cc, int tf) \
5589 ccbit = 1 << (24 + cc); \
5593 glue(gen_op_float_movf_, fmt)(ccbit); \
5595 glue(gen_op_float_movt_, fmt)(ccbit); \
5601 static void gen_farith (DisasContext *ctx, uint32_t op1,
5602 int ft, int fs, int fd, int cc)
5604 const char *opn = "farith";
5605 const char *condnames[] = {
5623 const char *condnames_abs[] = {
5641 enum { BINOP, CMPOP, OTHEROP } optype = OTHEROP;
5642 uint32_t func = ctx->opcode & 0x3f;
5644 switch (ctx->opcode & FOP(0x3f, 0x1f)) {
5646 GEN_LOAD_FREG_FTN(WT0, fs);
5647 GEN_LOAD_FREG_FTN(WT1, ft);
5648 gen_op_float_add_s();
5649 GEN_STORE_FTN_FREG(fd, WT2);
5654 GEN_LOAD_FREG_FTN(WT0, fs);
5655 GEN_LOAD_FREG_FTN(WT1, ft);
5656 gen_op_float_sub_s();
5657 GEN_STORE_FTN_FREG(fd, WT2);
5662 GEN_LOAD_FREG_FTN(WT0, fs);
5663 GEN_LOAD_FREG_FTN(WT1, ft);
5664 gen_op_float_mul_s();
5665 GEN_STORE_FTN_FREG(fd, WT2);
5670 GEN_LOAD_FREG_FTN(WT0, fs);
5671 GEN_LOAD_FREG_FTN(WT1, ft);
5672 gen_op_float_div_s();
5673 GEN_STORE_FTN_FREG(fd, WT2);
5678 GEN_LOAD_FREG_FTN(WT0, fs);
5679 gen_op_float_sqrt_s();
5680 GEN_STORE_FTN_FREG(fd, WT2);
5684 GEN_LOAD_FREG_FTN(WT0, fs);
5685 gen_op_float_abs_s();
5686 GEN_STORE_FTN_FREG(fd, WT2);
5690 GEN_LOAD_FREG_FTN(WT0, fs);
5691 gen_op_float_mov_s();
5692 GEN_STORE_FTN_FREG(fd, WT2);
5696 GEN_LOAD_FREG_FTN(WT0, fs);
5697 gen_op_float_chs_s();
5698 GEN_STORE_FTN_FREG(fd, WT2);
5702 check_cp1_64bitmode(ctx);
5703 GEN_LOAD_FREG_FTN(WT0, fs);
5704 gen_op_float_roundl_s();
5705 GEN_STORE_FTN_FREG(fd, DT2);
5709 check_cp1_64bitmode(ctx);
5710 GEN_LOAD_FREG_FTN(WT0, fs);
5711 gen_op_float_truncl_s();
5712 GEN_STORE_FTN_FREG(fd, DT2);
5716 check_cp1_64bitmode(ctx);
5717 GEN_LOAD_FREG_FTN(WT0, fs);
5718 gen_op_float_ceill_s();
5719 GEN_STORE_FTN_FREG(fd, DT2);
5723 check_cp1_64bitmode(ctx);
5724 GEN_LOAD_FREG_FTN(WT0, fs);
5725 gen_op_float_floorl_s();
5726 GEN_STORE_FTN_FREG(fd, DT2);
5730 GEN_LOAD_FREG_FTN(WT0, fs);
5731 gen_op_float_roundw_s();
5732 GEN_STORE_FTN_FREG(fd, WT2);
5736 GEN_LOAD_FREG_FTN(WT0, fs);
5737 gen_op_float_truncw_s();
5738 GEN_STORE_FTN_FREG(fd, WT2);
5742 GEN_LOAD_FREG_FTN(WT0, fs);
5743 gen_op_float_ceilw_s();
5744 GEN_STORE_FTN_FREG(fd, WT2);
5748 GEN_LOAD_FREG_FTN(WT0, fs);
5749 gen_op_float_floorw_s();
5750 GEN_STORE_FTN_FREG(fd, WT2);
5754 gen_load_gpr(cpu_T[0], ft);
5755 GEN_LOAD_FREG_FTN(WT0, fs);
5756 GEN_LOAD_FREG_FTN(WT2, fd);
5757 gen_movcf_s(ctx, (ft >> 2) & 0x7, ft & 0x1);
5758 GEN_STORE_FTN_FREG(fd, WT2);
5762 gen_load_gpr(cpu_T[0], ft);
5763 GEN_LOAD_FREG_FTN(WT0, fs);
5764 GEN_LOAD_FREG_FTN(WT2, fd);
5765 gen_op_float_movz_s();
5766 GEN_STORE_FTN_FREG(fd, WT2);
5770 gen_load_gpr(cpu_T[0], ft);
5771 GEN_LOAD_FREG_FTN(WT0, fs);
5772 GEN_LOAD_FREG_FTN(WT2, fd);
5773 gen_op_float_movn_s();
5774 GEN_STORE_FTN_FREG(fd, WT2);
5779 GEN_LOAD_FREG_FTN(WT0, fs);
5780 gen_op_float_recip_s();
5781 GEN_STORE_FTN_FREG(fd, WT2);
5786 GEN_LOAD_FREG_FTN(WT0, fs);
5787 gen_op_float_rsqrt_s();
5788 GEN_STORE_FTN_FREG(fd, WT2);
5792 check_cp1_64bitmode(ctx);
5793 GEN_LOAD_FREG_FTN(WT0, fs);
5794 GEN_LOAD_FREG_FTN(WT2, fd);
5795 gen_op_float_recip2_s();
5796 GEN_STORE_FTN_FREG(fd, WT2);
5800 check_cp1_64bitmode(ctx);
5801 GEN_LOAD_FREG_FTN(WT0, fs);
5802 gen_op_float_recip1_s();
5803 GEN_STORE_FTN_FREG(fd, WT2);
5807 check_cp1_64bitmode(ctx);
5808 GEN_LOAD_FREG_FTN(WT0, fs);
5809 gen_op_float_rsqrt1_s();
5810 GEN_STORE_FTN_FREG(fd, WT2);
5814 check_cp1_64bitmode(ctx);
5815 GEN_LOAD_FREG_FTN(WT0, fs);
5816 GEN_LOAD_FREG_FTN(WT2, ft);
5817 gen_op_float_rsqrt2_s();
5818 GEN_STORE_FTN_FREG(fd, WT2);
5822 check_cp1_registers(ctx, fd);
5823 GEN_LOAD_FREG_FTN(WT0, fs);
5824 gen_op_float_cvtd_s();
5825 GEN_STORE_FTN_FREG(fd, DT2);
5829 GEN_LOAD_FREG_FTN(WT0, fs);
5830 gen_op_float_cvtw_s();
5831 GEN_STORE_FTN_FREG(fd, WT2);
5835 check_cp1_64bitmode(ctx);
5836 GEN_LOAD_FREG_FTN(WT0, fs);
5837 gen_op_float_cvtl_s();
5838 GEN_STORE_FTN_FREG(fd, DT2);
5842 check_cp1_64bitmode(ctx);
5843 GEN_LOAD_FREG_FTN(WT1, fs);
5844 GEN_LOAD_FREG_FTN(WT0, ft);
5845 gen_op_float_cvtps_s();
5846 GEN_STORE_FTN_FREG(fd, DT2);
5865 GEN_LOAD_FREG_FTN(WT0, fs);
5866 GEN_LOAD_FREG_FTN(WT1, ft);
5867 if (ctx->opcode & (1 << 6)) {
5869 gen_cmpabs_s(func-48, cc);
5870 opn = condnames_abs[func-48];
5872 gen_cmp_s(func-48, cc);
5873 opn = condnames[func-48];
5877 check_cp1_registers(ctx, fs | ft | fd);
5878 GEN_LOAD_FREG_FTN(DT0, fs);
5879 GEN_LOAD_FREG_FTN(DT1, ft);
5880 gen_op_float_add_d();
5881 GEN_STORE_FTN_FREG(fd, DT2);
5886 check_cp1_registers(ctx, fs | ft | fd);
5887 GEN_LOAD_FREG_FTN(DT0, fs);
5888 GEN_LOAD_FREG_FTN(DT1, ft);
5889 gen_op_float_sub_d();
5890 GEN_STORE_FTN_FREG(fd, DT2);
5895 check_cp1_registers(ctx, fs | ft | fd);
5896 GEN_LOAD_FREG_FTN(DT0, fs);
5897 GEN_LOAD_FREG_FTN(DT1, ft);
5898 gen_op_float_mul_d();
5899 GEN_STORE_FTN_FREG(fd, DT2);
5904 check_cp1_registers(ctx, fs | ft | fd);
5905 GEN_LOAD_FREG_FTN(DT0, fs);
5906 GEN_LOAD_FREG_FTN(DT1, ft);
5907 gen_op_float_div_d();
5908 GEN_STORE_FTN_FREG(fd, DT2);
5913 check_cp1_registers(ctx, fs | fd);
5914 GEN_LOAD_FREG_FTN(DT0, fs);
5915 gen_op_float_sqrt_d();
5916 GEN_STORE_FTN_FREG(fd, DT2);
5920 check_cp1_registers(ctx, fs | fd);
5921 GEN_LOAD_FREG_FTN(DT0, fs);
5922 gen_op_float_abs_d();
5923 GEN_STORE_FTN_FREG(fd, DT2);
5927 check_cp1_registers(ctx, fs | fd);
5928 GEN_LOAD_FREG_FTN(DT0, fs);
5929 gen_op_float_mov_d();
5930 GEN_STORE_FTN_FREG(fd, DT2);
5934 check_cp1_registers(ctx, fs | fd);
5935 GEN_LOAD_FREG_FTN(DT0, fs);
5936 gen_op_float_chs_d();
5937 GEN_STORE_FTN_FREG(fd, DT2);
5941 check_cp1_64bitmode(ctx);
5942 GEN_LOAD_FREG_FTN(DT0, fs);
5943 gen_op_float_roundl_d();
5944 GEN_STORE_FTN_FREG(fd, DT2);
5948 check_cp1_64bitmode(ctx);
5949 GEN_LOAD_FREG_FTN(DT0, fs);
5950 gen_op_float_truncl_d();
5951 GEN_STORE_FTN_FREG(fd, DT2);
5955 check_cp1_64bitmode(ctx);
5956 GEN_LOAD_FREG_FTN(DT0, fs);
5957 gen_op_float_ceill_d();
5958 GEN_STORE_FTN_FREG(fd, DT2);
5962 check_cp1_64bitmode(ctx);
5963 GEN_LOAD_FREG_FTN(DT0, fs);
5964 gen_op_float_floorl_d();
5965 GEN_STORE_FTN_FREG(fd, DT2);
5969 check_cp1_registers(ctx, fs);
5970 GEN_LOAD_FREG_FTN(DT0, fs);
5971 gen_op_float_roundw_d();
5972 GEN_STORE_FTN_FREG(fd, WT2);
5976 check_cp1_registers(ctx, fs);
5977 GEN_LOAD_FREG_FTN(DT0, fs);
5978 gen_op_float_truncw_d();
5979 GEN_STORE_FTN_FREG(fd, WT2);
5983 check_cp1_registers(ctx, fs);
5984 GEN_LOAD_FREG_FTN(DT0, fs);
5985 gen_op_float_ceilw_d();
5986 GEN_STORE_FTN_FREG(fd, WT2);
5990 check_cp1_registers(ctx, fs);
5991 GEN_LOAD_FREG_FTN(DT0, fs);
5992 gen_op_float_floorw_d();
5993 GEN_STORE_FTN_FREG(fd, WT2);
5997 gen_load_gpr(cpu_T[0], ft);
5998 GEN_LOAD_FREG_FTN(DT0, fs);
5999 GEN_LOAD_FREG_FTN(DT2, fd);
6000 gen_movcf_d(ctx, (ft >> 2) & 0x7, ft & 0x1);
6001 GEN_STORE_FTN_FREG(fd, DT2);
6005 gen_load_gpr(cpu_T[0], ft);
6006 GEN_LOAD_FREG_FTN(DT0, fs);
6007 GEN_LOAD_FREG_FTN(DT2, fd);
6008 gen_op_float_movz_d();
6009 GEN_STORE_FTN_FREG(fd, DT2);
6013 gen_load_gpr(cpu_T[0], ft);
6014 GEN_LOAD_FREG_FTN(DT0, fs);
6015 GEN_LOAD_FREG_FTN(DT2, fd);
6016 gen_op_float_movn_d();
6017 GEN_STORE_FTN_FREG(fd, DT2);
6021 check_cp1_64bitmode(ctx);
6022 GEN_LOAD_FREG_FTN(DT0, fs);
6023 gen_op_float_recip_d();
6024 GEN_STORE_FTN_FREG(fd, DT2);
6028 check_cp1_64bitmode(ctx);
6029 GEN_LOAD_FREG_FTN(DT0, fs);
6030 gen_op_float_rsqrt_d();
6031 GEN_STORE_FTN_FREG(fd, DT2);
6035 check_cp1_64bitmode(ctx);
6036 GEN_LOAD_FREG_FTN(DT0, fs);
6037 GEN_LOAD_FREG_FTN(DT2, ft);
6038 gen_op_float_recip2_d();
6039 GEN_STORE_FTN_FREG(fd, DT2);
6043 check_cp1_64bitmode(ctx);
6044 GEN_LOAD_FREG_FTN(DT0, fs);
6045 gen_op_float_recip1_d();
6046 GEN_STORE_FTN_FREG(fd, DT2);
6050 check_cp1_64bitmode(ctx);
6051 GEN_LOAD_FREG_FTN(DT0, fs);
6052 gen_op_float_rsqrt1_d();
6053 GEN_STORE_FTN_FREG(fd, DT2);
6057 check_cp1_64bitmode(ctx);
6058 GEN_LOAD_FREG_FTN(DT0, fs);
6059 GEN_LOAD_FREG_FTN(DT2, ft);
6060 gen_op_float_rsqrt2_d();
6061 GEN_STORE_FTN_FREG(fd, DT2);
6080 GEN_LOAD_FREG_FTN(DT0, fs);
6081 GEN_LOAD_FREG_FTN(DT1, ft);
6082 if (ctx->opcode & (1 << 6)) {
6084 check_cp1_registers(ctx, fs | ft);
6085 gen_cmpabs_d(func-48, cc);
6086 opn = condnames_abs[func-48];
6088 check_cp1_registers(ctx, fs | ft);
6089 gen_cmp_d(func-48, cc);
6090 opn = condnames[func-48];
6094 check_cp1_registers(ctx, fs);
6095 GEN_LOAD_FREG_FTN(DT0, fs);
6096 gen_op_float_cvts_d();
6097 GEN_STORE_FTN_FREG(fd, WT2);
6101 check_cp1_registers(ctx, fs);
6102 GEN_LOAD_FREG_FTN(DT0, fs);
6103 gen_op_float_cvtw_d();
6104 GEN_STORE_FTN_FREG(fd, WT2);
6108 check_cp1_64bitmode(ctx);
6109 GEN_LOAD_FREG_FTN(DT0, fs);
6110 gen_op_float_cvtl_d();
6111 GEN_STORE_FTN_FREG(fd, DT2);
6115 GEN_LOAD_FREG_FTN(WT0, fs);
6116 gen_op_float_cvts_w();
6117 GEN_STORE_FTN_FREG(fd, WT2);
6121 check_cp1_registers(ctx, fd);
6122 GEN_LOAD_FREG_FTN(WT0, fs);
6123 gen_op_float_cvtd_w();
6124 GEN_STORE_FTN_FREG(fd, DT2);
6128 check_cp1_64bitmode(ctx);
6129 GEN_LOAD_FREG_FTN(DT0, fs);
6130 gen_op_float_cvts_l();
6131 GEN_STORE_FTN_FREG(fd, WT2);
6135 check_cp1_64bitmode(ctx);
6136 GEN_LOAD_FREG_FTN(DT0, fs);
6137 gen_op_float_cvtd_l();
6138 GEN_STORE_FTN_FREG(fd, DT2);
6142 check_cp1_64bitmode(ctx);
6143 GEN_LOAD_FREG_FTN(WT0, fs);
6144 GEN_LOAD_FREG_FTN(WTH0, fs);
6145 gen_op_float_cvtps_pw();
6146 GEN_STORE_FTN_FREG(fd, WT2);
6147 GEN_STORE_FTN_FREG(fd, WTH2);
6151 check_cp1_64bitmode(ctx);
6152 GEN_LOAD_FREG_FTN(WT0, fs);
6153 GEN_LOAD_FREG_FTN(WTH0, fs);
6154 GEN_LOAD_FREG_FTN(WT1, ft);
6155 GEN_LOAD_FREG_FTN(WTH1, ft);
6156 gen_op_float_add_ps();
6157 GEN_STORE_FTN_FREG(fd, WT2);
6158 GEN_STORE_FTN_FREG(fd, WTH2);
6162 check_cp1_64bitmode(ctx);
6163 GEN_LOAD_FREG_FTN(WT0, fs);
6164 GEN_LOAD_FREG_FTN(WTH0, fs);
6165 GEN_LOAD_FREG_FTN(WT1, ft);
6166 GEN_LOAD_FREG_FTN(WTH1, ft);
6167 gen_op_float_sub_ps();
6168 GEN_STORE_FTN_FREG(fd, WT2);
6169 GEN_STORE_FTN_FREG(fd, WTH2);
6173 check_cp1_64bitmode(ctx);
6174 GEN_LOAD_FREG_FTN(WT0, fs);
6175 GEN_LOAD_FREG_FTN(WTH0, fs);
6176 GEN_LOAD_FREG_FTN(WT1, ft);
6177 GEN_LOAD_FREG_FTN(WTH1, ft);
6178 gen_op_float_mul_ps();
6179 GEN_STORE_FTN_FREG(fd, WT2);
6180 GEN_STORE_FTN_FREG(fd, WTH2);
6184 check_cp1_64bitmode(ctx);
6185 GEN_LOAD_FREG_FTN(WT0, fs);
6186 GEN_LOAD_FREG_FTN(WTH0, fs);
6187 gen_op_float_abs_ps();
6188 GEN_STORE_FTN_FREG(fd, WT2);
6189 GEN_STORE_FTN_FREG(fd, WTH2);
6193 check_cp1_64bitmode(ctx);
6194 GEN_LOAD_FREG_FTN(WT0, fs);
6195 GEN_LOAD_FREG_FTN(WTH0, fs);
6196 gen_op_float_mov_ps();
6197 GEN_STORE_FTN_FREG(fd, WT2);
6198 GEN_STORE_FTN_FREG(fd, WTH2);
6202 check_cp1_64bitmode(ctx);
6203 GEN_LOAD_FREG_FTN(WT0, fs);
6204 GEN_LOAD_FREG_FTN(WTH0, fs);
6205 gen_op_float_chs_ps();
6206 GEN_STORE_FTN_FREG(fd, WT2);
6207 GEN_STORE_FTN_FREG(fd, WTH2);
6211 check_cp1_64bitmode(ctx);
6212 gen_load_gpr(cpu_T[0], ft);
6213 GEN_LOAD_FREG_FTN(WT0, fs);
6214 GEN_LOAD_FREG_FTN(WTH0, fs);
6215 GEN_LOAD_FREG_FTN(WT2, fd);
6216 GEN_LOAD_FREG_FTN(WTH2, fd);
6218 gen_op_float_movt_ps ((ft >> 2) & 0x7);
6220 gen_op_float_movf_ps ((ft >> 2) & 0x7);
6221 GEN_STORE_FTN_FREG(fd, WT2);
6222 GEN_STORE_FTN_FREG(fd, WTH2);
6226 check_cp1_64bitmode(ctx);
6227 gen_load_gpr(cpu_T[0], ft);
6228 GEN_LOAD_FREG_FTN(WT0, fs);
6229 GEN_LOAD_FREG_FTN(WTH0, fs);
6230 GEN_LOAD_FREG_FTN(WT2, fd);
6231 GEN_LOAD_FREG_FTN(WTH2, fd);
6232 gen_op_float_movz_ps();
6233 GEN_STORE_FTN_FREG(fd, WT2);
6234 GEN_STORE_FTN_FREG(fd, WTH2);
6238 check_cp1_64bitmode(ctx);
6239 gen_load_gpr(cpu_T[0], ft);
6240 GEN_LOAD_FREG_FTN(WT0, fs);
6241 GEN_LOAD_FREG_FTN(WTH0, fs);
6242 GEN_LOAD_FREG_FTN(WT2, fd);
6243 GEN_LOAD_FREG_FTN(WTH2, fd);
6244 gen_op_float_movn_ps();
6245 GEN_STORE_FTN_FREG(fd, WT2);
6246 GEN_STORE_FTN_FREG(fd, WTH2);
6250 check_cp1_64bitmode(ctx);
6251 GEN_LOAD_FREG_FTN(WT0, ft);
6252 GEN_LOAD_FREG_FTN(WTH0, ft);
6253 GEN_LOAD_FREG_FTN(WT1, fs);
6254 GEN_LOAD_FREG_FTN(WTH1, fs);
6255 gen_op_float_addr_ps();
6256 GEN_STORE_FTN_FREG(fd, WT2);
6257 GEN_STORE_FTN_FREG(fd, WTH2);
6261 check_cp1_64bitmode(ctx);
6262 GEN_LOAD_FREG_FTN(WT0, ft);
6263 GEN_LOAD_FREG_FTN(WTH0, ft);
6264 GEN_LOAD_FREG_FTN(WT1, fs);
6265 GEN_LOAD_FREG_FTN(WTH1, fs);
6266 gen_op_float_mulr_ps();
6267 GEN_STORE_FTN_FREG(fd, WT2);
6268 GEN_STORE_FTN_FREG(fd, WTH2);
6272 check_cp1_64bitmode(ctx);
6273 GEN_LOAD_FREG_FTN(WT0, fs);
6274 GEN_LOAD_FREG_FTN(WTH0, fs);
6275 GEN_LOAD_FREG_FTN(WT2, fd);
6276 GEN_LOAD_FREG_FTN(WTH2, fd);
6277 gen_op_float_recip2_ps();
6278 GEN_STORE_FTN_FREG(fd, WT2);
6279 GEN_STORE_FTN_FREG(fd, WTH2);
6283 check_cp1_64bitmode(ctx);
6284 GEN_LOAD_FREG_FTN(WT0, fs);
6285 GEN_LOAD_FREG_FTN(WTH0, fs);
6286 gen_op_float_recip1_ps();
6287 GEN_STORE_FTN_FREG(fd, WT2);
6288 GEN_STORE_FTN_FREG(fd, WTH2);
6292 check_cp1_64bitmode(ctx);
6293 GEN_LOAD_FREG_FTN(WT0, fs);
6294 GEN_LOAD_FREG_FTN(WTH0, fs);
6295 gen_op_float_rsqrt1_ps();
6296 GEN_STORE_FTN_FREG(fd, WT2);
6297 GEN_STORE_FTN_FREG(fd, WTH2);
6301 check_cp1_64bitmode(ctx);
6302 GEN_LOAD_FREG_FTN(WT0, fs);
6303 GEN_LOAD_FREG_FTN(WTH0, fs);
6304 GEN_LOAD_FREG_FTN(WT2, ft);
6305 GEN_LOAD_FREG_FTN(WTH2, ft);
6306 gen_op_float_rsqrt2_ps();
6307 GEN_STORE_FTN_FREG(fd, WT2);
6308 GEN_STORE_FTN_FREG(fd, WTH2);
6312 check_cp1_64bitmode(ctx);
6313 GEN_LOAD_FREG_FTN(WTH0, fs);
6314 gen_op_float_cvts_pu();
6315 GEN_STORE_FTN_FREG(fd, WT2);
6319 check_cp1_64bitmode(ctx);
6320 GEN_LOAD_FREG_FTN(WT0, fs);
6321 GEN_LOAD_FREG_FTN(WTH0, fs);
6322 gen_op_float_cvtpw_ps();
6323 GEN_STORE_FTN_FREG(fd, WT2);
6324 GEN_STORE_FTN_FREG(fd, WTH2);
6328 check_cp1_64bitmode(ctx);
6329 GEN_LOAD_FREG_FTN(WT0, fs);
6330 gen_op_float_cvts_pl();
6331 GEN_STORE_FTN_FREG(fd, WT2);
6335 check_cp1_64bitmode(ctx);
6336 GEN_LOAD_FREG_FTN(WT0, fs);
6337 GEN_LOAD_FREG_FTN(WT1, ft);
6338 gen_op_float_pll_ps();
6339 GEN_STORE_FTN_FREG(fd, DT2);
6343 check_cp1_64bitmode(ctx);
6344 GEN_LOAD_FREG_FTN(WT0, fs);
6345 GEN_LOAD_FREG_FTN(WTH1, ft);
6346 gen_op_float_plu_ps();
6347 GEN_STORE_FTN_FREG(fd, DT2);
6351 check_cp1_64bitmode(ctx);
6352 GEN_LOAD_FREG_FTN(WTH0, fs);
6353 GEN_LOAD_FREG_FTN(WT1, ft);
6354 gen_op_float_pul_ps();
6355 GEN_STORE_FTN_FREG(fd, DT2);
6359 check_cp1_64bitmode(ctx);
6360 GEN_LOAD_FREG_FTN(WTH0, fs);
6361 GEN_LOAD_FREG_FTN(WTH1, ft);
6362 gen_op_float_puu_ps();
6363 GEN_STORE_FTN_FREG(fd, DT2);
6382 check_cp1_64bitmode(ctx);
6383 GEN_LOAD_FREG_FTN(WT0, fs);
6384 GEN_LOAD_FREG_FTN(WTH0, fs);
6385 GEN_LOAD_FREG_FTN(WT1, ft);
6386 GEN_LOAD_FREG_FTN(WTH1, ft);
6387 if (ctx->opcode & (1 << 6)) {
6388 gen_cmpabs_ps(func-48, cc);
6389 opn = condnames_abs[func-48];
6391 gen_cmp_ps(func-48, cc);
6392 opn = condnames[func-48];
6397 generate_exception (ctx, EXCP_RI);
6402 MIPS_DEBUG("%s %s, %s, %s", opn, fregnames[fd], fregnames[fs], fregnames[ft]);
6405 MIPS_DEBUG("%s %s,%s", opn, fregnames[fs], fregnames[ft]);
6408 MIPS_DEBUG("%s %s,%s", opn, fregnames[fd], fregnames[fs]);
6413 /* Coprocessor 3 (FPU) */
6414 static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc,
6415 int fd, int fs, int base, int index)
6417 const char *opn = "extended float load/store";
6421 gen_load_gpr(cpu_T[0], index);
6422 } else if (index == 0) {
6423 gen_load_gpr(cpu_T[0], base);
6425 gen_load_gpr(cpu_T[0], base);
6426 gen_load_gpr(cpu_T[1], index);
6429 /* Don't do NOP if destination is zero: we must perform the actual
6435 GEN_STORE_FTN_FREG(fd, WT0);
6440 check_cp1_registers(ctx, fd);
6442 GEN_STORE_FTN_FREG(fd, DT0);
6446 check_cp1_64bitmode(ctx);
6448 GEN_STORE_FTN_FREG(fd, DT0);
6453 GEN_LOAD_FREG_FTN(WT0, fs);
6460 check_cp1_registers(ctx, fs);
6461 GEN_LOAD_FREG_FTN(DT0, fs);
6467 check_cp1_64bitmode(ctx);
6468 GEN_LOAD_FREG_FTN(DT0, fs);
6475 generate_exception(ctx, EXCP_RI);
6478 MIPS_DEBUG("%s %s, %s(%s)", opn, fregnames[store ? fs : fd],
6479 regnames[index], regnames[base]);
6482 static void gen_flt3_arith (DisasContext *ctx, uint32_t opc,
6483 int fd, int fr, int fs, int ft)
6485 const char *opn = "flt3_arith";
6489 check_cp1_64bitmode(ctx);
6490 gen_load_gpr(cpu_T[0], fr);
6491 GEN_LOAD_FREG_FTN(DT0, fs);
6492 GEN_LOAD_FREG_FTN(DT1, ft);
6493 gen_op_float_alnv_ps();
6494 GEN_STORE_FTN_FREG(fd, DT2);
6499 GEN_LOAD_FREG_FTN(WT0, fs);
6500 GEN_LOAD_FREG_FTN(WT1, ft);
6501 GEN_LOAD_FREG_FTN(WT2, fr);
6502 gen_op_float_muladd_s();
6503 GEN_STORE_FTN_FREG(fd, WT2);
6508 check_cp1_registers(ctx, fd | fs | ft | fr);
6509 GEN_LOAD_FREG_FTN(DT0, fs);
6510 GEN_LOAD_FREG_FTN(DT1, ft);
6511 GEN_LOAD_FREG_FTN(DT2, fr);
6512 gen_op_float_muladd_d();
6513 GEN_STORE_FTN_FREG(fd, DT2);
6517 check_cp1_64bitmode(ctx);
6518 GEN_LOAD_FREG_FTN(WT0, fs);
6519 GEN_LOAD_FREG_FTN(WTH0, fs);
6520 GEN_LOAD_FREG_FTN(WT1, ft);
6521 GEN_LOAD_FREG_FTN(WTH1, ft);
6522 GEN_LOAD_FREG_FTN(WT2, fr);
6523 GEN_LOAD_FREG_FTN(WTH2, fr);
6524 gen_op_float_muladd_ps();
6525 GEN_STORE_FTN_FREG(fd, WT2);
6526 GEN_STORE_FTN_FREG(fd, WTH2);
6531 GEN_LOAD_FREG_FTN(WT0, fs);
6532 GEN_LOAD_FREG_FTN(WT1, ft);
6533 GEN_LOAD_FREG_FTN(WT2, fr);
6534 gen_op_float_mulsub_s();
6535 GEN_STORE_FTN_FREG(fd, WT2);
6540 check_cp1_registers(ctx, fd | fs | ft | fr);
6541 GEN_LOAD_FREG_FTN(DT0, fs);
6542 GEN_LOAD_FREG_FTN(DT1, ft);
6543 GEN_LOAD_FREG_FTN(DT2, fr);
6544 gen_op_float_mulsub_d();
6545 GEN_STORE_FTN_FREG(fd, DT2);
6549 check_cp1_64bitmode(ctx);
6550 GEN_LOAD_FREG_FTN(WT0, fs);
6551 GEN_LOAD_FREG_FTN(WTH0, fs);
6552 GEN_LOAD_FREG_FTN(WT1, ft);
6553 GEN_LOAD_FREG_FTN(WTH1, ft);
6554 GEN_LOAD_FREG_FTN(WT2, fr);
6555 GEN_LOAD_FREG_FTN(WTH2, fr);
6556 gen_op_float_mulsub_ps();
6557 GEN_STORE_FTN_FREG(fd, WT2);
6558 GEN_STORE_FTN_FREG(fd, WTH2);
6563 GEN_LOAD_FREG_FTN(WT0, fs);
6564 GEN_LOAD_FREG_FTN(WT1, ft);
6565 GEN_LOAD_FREG_FTN(WT2, fr);
6566 gen_op_float_nmuladd_s();
6567 GEN_STORE_FTN_FREG(fd, WT2);
6572 check_cp1_registers(ctx, fd | fs | ft | fr);
6573 GEN_LOAD_FREG_FTN(DT0, fs);
6574 GEN_LOAD_FREG_FTN(DT1, ft);
6575 GEN_LOAD_FREG_FTN(DT2, fr);
6576 gen_op_float_nmuladd_d();
6577 GEN_STORE_FTN_FREG(fd, DT2);
6581 check_cp1_64bitmode(ctx);
6582 GEN_LOAD_FREG_FTN(WT0, fs);
6583 GEN_LOAD_FREG_FTN(WTH0, fs);
6584 GEN_LOAD_FREG_FTN(WT1, ft);
6585 GEN_LOAD_FREG_FTN(WTH1, ft);
6586 GEN_LOAD_FREG_FTN(WT2, fr);
6587 GEN_LOAD_FREG_FTN(WTH2, fr);
6588 gen_op_float_nmuladd_ps();
6589 GEN_STORE_FTN_FREG(fd, WT2);
6590 GEN_STORE_FTN_FREG(fd, WTH2);
6595 GEN_LOAD_FREG_FTN(WT0, fs);
6596 GEN_LOAD_FREG_FTN(WT1, ft);
6597 GEN_LOAD_FREG_FTN(WT2, fr);
6598 gen_op_float_nmulsub_s();
6599 GEN_STORE_FTN_FREG(fd, WT2);
6604 check_cp1_registers(ctx, fd | fs | ft | fr);
6605 GEN_LOAD_FREG_FTN(DT0, fs);
6606 GEN_LOAD_FREG_FTN(DT1, ft);
6607 GEN_LOAD_FREG_FTN(DT2, fr);
6608 gen_op_float_nmulsub_d();
6609 GEN_STORE_FTN_FREG(fd, DT2);
6613 check_cp1_64bitmode(ctx);
6614 GEN_LOAD_FREG_FTN(WT0, fs);
6615 GEN_LOAD_FREG_FTN(WTH0, fs);
6616 GEN_LOAD_FREG_FTN(WT1, ft);
6617 GEN_LOAD_FREG_FTN(WTH1, ft);
6618 GEN_LOAD_FREG_FTN(WT2, fr);
6619 GEN_LOAD_FREG_FTN(WTH2, fr);
6620 gen_op_float_nmulsub_ps();
6621 GEN_STORE_FTN_FREG(fd, WT2);
6622 GEN_STORE_FTN_FREG(fd, WTH2);
6627 generate_exception (ctx, EXCP_RI);
6630 MIPS_DEBUG("%s %s, %s, %s, %s", opn, fregnames[fd], fregnames[fr],
6631 fregnames[fs], fregnames[ft]);
6634 /* ISA extensions (ASEs) */
6635 /* MIPS16 extension to MIPS32 */
6636 /* SmartMIPS extension to MIPS32 */
6638 #if defined(TARGET_MIPS64)
6640 /* MDMX extension to MIPS64 */
6644 static void decode_opc (CPUState *env, DisasContext *ctx)
6648 uint32_t op, op1, op2;
6651 /* make sure instructions are on a word boundary */
6652 if (ctx->pc & 0x3) {
6653 env->CP0_BadVAddr = ctx->pc;
6654 generate_exception(ctx, EXCP_AdEL);
6658 /* Handle blikely not taken case */
6659 if ((ctx->hflags & MIPS_HFLAG_BMASK) == MIPS_HFLAG_BL) {
6660 TCGv r_tmp = tcg_temp_new(TCG_TYPE_TL);
6661 int l1 = gen_new_label();
6663 MIPS_DEBUG("blikely condition (" TARGET_FMT_lx ")", ctx->pc + 4);
6664 tcg_gen_ld_tl(r_tmp, cpu_env, offsetof(CPUState, bcond));
6665 tcg_gen_brcondi_tl(TCG_COND_NE, r_tmp, 0, l1);
6666 gen_op_save_state(ctx->hflags & ~MIPS_HFLAG_BMASK);
6667 gen_goto_tb(ctx, 1, ctx->pc + 4);
6670 op = MASK_OP_MAJOR(ctx->opcode);
6671 rs = (ctx->opcode >> 21) & 0x1f;
6672 rt = (ctx->opcode >> 16) & 0x1f;
6673 rd = (ctx->opcode >> 11) & 0x1f;
6674 sa = (ctx->opcode >> 6) & 0x1f;
6675 imm = (int16_t)ctx->opcode;
6678 op1 = MASK_SPECIAL(ctx->opcode);
6680 case OPC_SLL: /* Arithmetic with immediate */
6681 case OPC_SRL ... OPC_SRA:
6682 gen_arith_imm(env, ctx, op1, rd, rt, sa);
6684 case OPC_MOVZ ... OPC_MOVN:
6685 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
6686 case OPC_SLLV: /* Arithmetic */
6687 case OPC_SRLV ... OPC_SRAV:
6688 case OPC_ADD ... OPC_NOR:
6689 case OPC_SLT ... OPC_SLTU:
6690 gen_arith(env, ctx, op1, rd, rs, rt);
6692 case OPC_MULT ... OPC_DIVU:
6694 check_insn(env, ctx, INSN_VR54XX);
6695 op1 = MASK_MUL_VR54XX(ctx->opcode);
6696 gen_mul_vr54xx(ctx, op1, rd, rs, rt);
6698 gen_muldiv(ctx, op1, rs, rt);
6700 case OPC_JR ... OPC_JALR:
6701 gen_compute_branch(ctx, op1, rs, rd, sa);
6703 case OPC_TGE ... OPC_TEQ: /* Traps */
6705 gen_trap(ctx, op1, rs, rt, -1);
6707 case OPC_MFHI: /* Move from HI/LO */
6709 gen_HILO(ctx, op1, rd);
6712 case OPC_MTLO: /* Move to HI/LO */
6713 gen_HILO(ctx, op1, rs);
6715 case OPC_PMON: /* Pmon entry point, also R4010 selsl */
6716 #ifdef MIPS_STRICT_STANDARD
6717 MIPS_INVAL("PMON / selsl");
6718 generate_exception(ctx, EXCP_RI);
6724 generate_exception(ctx, EXCP_SYSCALL);
6727 generate_exception(ctx, EXCP_BREAK);
6730 #ifdef MIPS_STRICT_STANDARD
6732 generate_exception(ctx, EXCP_RI);
6734 /* Implemented as RI exception for now. */
6735 MIPS_INVAL("spim (unofficial)");
6736 generate_exception(ctx, EXCP_RI);
6744 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
6745 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
6746 save_cpu_state(ctx, 1);
6747 check_cp1_enabled(ctx);
6748 gen_movci(ctx, rd, rs, (ctx->opcode >> 18) & 0x7,
6749 (ctx->opcode >> 16) & 1);
6751 generate_exception_err(ctx, EXCP_CpU, 1);
6755 #if defined(TARGET_MIPS64)
6756 /* MIPS64 specific opcodes */
6758 case OPC_DSRL ... OPC_DSRA:
6760 case OPC_DSRL32 ... OPC_DSRA32:
6761 check_insn(env, ctx, ISA_MIPS3);
6763 gen_arith_imm(env, ctx, op1, rd, rt, sa);
6766 case OPC_DSRLV ... OPC_DSRAV:
6767 case OPC_DADD ... OPC_DSUBU:
6768 check_insn(env, ctx, ISA_MIPS3);
6770 gen_arith(env, ctx, op1, rd, rs, rt);
6772 case OPC_DMULT ... OPC_DDIVU:
6773 check_insn(env, ctx, ISA_MIPS3);
6775 gen_muldiv(ctx, op1, rs, rt);
6778 default: /* Invalid */
6779 MIPS_INVAL("special");
6780 generate_exception(ctx, EXCP_RI);
6785 op1 = MASK_SPECIAL2(ctx->opcode);
6787 case OPC_MADD ... OPC_MADDU: /* Multiply and add/sub */
6788 case OPC_MSUB ... OPC_MSUBU:
6789 check_insn(env, ctx, ISA_MIPS32);
6790 gen_muldiv(ctx, op1, rs, rt);
6793 gen_arith(env, ctx, op1, rd, rs, rt);
6795 case OPC_CLZ ... OPC_CLO:
6796 check_insn(env, ctx, ISA_MIPS32);
6797 gen_cl(ctx, op1, rd, rs);
6800 /* XXX: not clear which exception should be raised
6801 * when in debug mode...
6803 check_insn(env, ctx, ISA_MIPS32);
6804 if (!(ctx->hflags & MIPS_HFLAG_DM)) {
6805 generate_exception(ctx, EXCP_DBp);
6807 generate_exception(ctx, EXCP_DBp);
6811 #if defined(TARGET_MIPS64)
6812 case OPC_DCLZ ... OPC_DCLO:
6813 check_insn(env, ctx, ISA_MIPS64);
6815 gen_cl(ctx, op1, rd, rs);
6818 default: /* Invalid */
6819 MIPS_INVAL("special2");
6820 generate_exception(ctx, EXCP_RI);
6825 op1 = MASK_SPECIAL3(ctx->opcode);
6829 check_insn(env, ctx, ISA_MIPS32R2);
6830 gen_bitops(ctx, op1, rt, rs, sa, rd);
6833 check_insn(env, ctx, ISA_MIPS32R2);
6834 op2 = MASK_BSHFL(ctx->opcode);
6837 gen_load_gpr(cpu_T[1], rt);
6841 gen_load_gpr(cpu_T[1], rt);
6842 tcg_gen_ext8s_tl(cpu_T[0], cpu_T[1]);
6845 gen_load_gpr(cpu_T[1], rt);
6846 tcg_gen_ext16s_tl(cpu_T[0], cpu_T[1]);
6848 default: /* Invalid */
6849 MIPS_INVAL("bshfl");
6850 generate_exception(ctx, EXCP_RI);
6853 gen_store_gpr(cpu_T[0], rd);
6856 check_insn(env, ctx, ISA_MIPS32R2);
6859 save_cpu_state(ctx, 1);
6860 gen_op_rdhwr_cpunum();
6863 save_cpu_state(ctx, 1);
6864 gen_op_rdhwr_synci_step();
6867 save_cpu_state(ctx, 1);
6871 save_cpu_state(ctx, 1);
6872 gen_op_rdhwr_ccres();
6875 #if defined (CONFIG_USER_ONLY)
6879 default: /* Invalid */
6880 MIPS_INVAL("rdhwr");
6881 generate_exception(ctx, EXCP_RI);
6884 gen_store_gpr(cpu_T[0], rt);
6887 check_insn(env, ctx, ASE_MT);
6888 gen_load_gpr(cpu_T[0], rt);
6889 gen_load_gpr(cpu_T[1], rs);
6893 check_insn(env, ctx, ASE_MT);
6894 gen_load_gpr(cpu_T[0], rs);
6896 gen_store_gpr(cpu_T[0], rd);
6898 #if defined(TARGET_MIPS64)
6899 case OPC_DEXTM ... OPC_DEXT:
6900 case OPC_DINSM ... OPC_DINS:
6901 check_insn(env, ctx, ISA_MIPS64R2);
6903 gen_bitops(ctx, op1, rt, rs, sa, rd);
6906 check_insn(env, ctx, ISA_MIPS64R2);
6908 op2 = MASK_DBSHFL(ctx->opcode);
6911 gen_load_gpr(cpu_T[1], rt);
6915 gen_load_gpr(cpu_T[1], rt);
6918 default: /* Invalid */
6919 MIPS_INVAL("dbshfl");
6920 generate_exception(ctx, EXCP_RI);
6923 gen_store_gpr(cpu_T[0], rd);
6926 default: /* Invalid */
6927 MIPS_INVAL("special3");
6928 generate_exception(ctx, EXCP_RI);
6933 op1 = MASK_REGIMM(ctx->opcode);
6935 case OPC_BLTZ ... OPC_BGEZL: /* REGIMM branches */
6936 case OPC_BLTZAL ... OPC_BGEZALL:
6937 gen_compute_branch(ctx, op1, rs, -1, imm << 2);
6939 case OPC_TGEI ... OPC_TEQI: /* REGIMM traps */
6941 gen_trap(ctx, op1, rs, -1, imm);
6944 check_insn(env, ctx, ISA_MIPS32R2);
6947 default: /* Invalid */
6948 MIPS_INVAL("regimm");
6949 generate_exception(ctx, EXCP_RI);
6954 check_cp0_enabled(ctx);
6955 op1 = MASK_CP0(ctx->opcode);
6961 #if defined(TARGET_MIPS64)
6965 gen_cp0(env, ctx, op1, rt, rd);
6967 case OPC_C0_FIRST ... OPC_C0_LAST:
6968 gen_cp0(env, ctx, MASK_C0(ctx->opcode), rt, rd);
6971 op2 = MASK_MFMC0(ctx->opcode);
6974 check_insn(env, ctx, ASE_MT);
6978 check_insn(env, ctx, ASE_MT);
6982 check_insn(env, ctx, ASE_MT);
6986 check_insn(env, ctx, ASE_MT);
6990 check_insn(env, ctx, ISA_MIPS32R2);
6991 save_cpu_state(ctx, 1);
6993 /* Stop translation as we may have switched the execution mode */
6994 ctx->bstate = BS_STOP;
6997 check_insn(env, ctx, ISA_MIPS32R2);
6998 save_cpu_state(ctx, 1);
7000 /* Stop translation as we may have switched the execution mode */
7001 ctx->bstate = BS_STOP;
7003 default: /* Invalid */
7004 MIPS_INVAL("mfmc0");
7005 generate_exception(ctx, EXCP_RI);
7008 gen_store_gpr(cpu_T[0], rt);
7011 check_insn(env, ctx, ISA_MIPS32R2);
7012 gen_load_srsgpr(cpu_T[0], rt);
7013 gen_store_gpr(cpu_T[0], rd);
7016 check_insn(env, ctx, ISA_MIPS32R2);
7017 gen_load_gpr(cpu_T[0], rt);
7018 gen_store_srsgpr(cpu_T[0], rd);
7022 generate_exception(ctx, EXCP_RI);
7026 case OPC_ADDI ... OPC_LUI: /* Arithmetic with immediate opcode */
7027 gen_arith_imm(env, ctx, op, rt, rs, imm);
7029 case OPC_J ... OPC_JAL: /* Jump */
7030 offset = (int32_t)(ctx->opcode & 0x3FFFFFF) << 2;
7031 gen_compute_branch(ctx, op, rs, rt, offset);
7033 case OPC_BEQ ... OPC_BGTZ: /* Branch */
7034 case OPC_BEQL ... OPC_BGTZL:
7035 gen_compute_branch(ctx, op, rs, rt, imm << 2);
7037 case OPC_LB ... OPC_LWR: /* Load and stores */
7038 case OPC_SB ... OPC_SW:
7042 gen_ldst(ctx, op, rt, rs, imm);
7045 check_insn(env, ctx, ISA_MIPS3 | ISA_MIPS32);
7049 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
7053 /* Floating point (COP1). */
7058 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
7059 save_cpu_state(ctx, 1);
7060 check_cp1_enabled(ctx);
7061 gen_flt_ldst(ctx, op, rt, rs, imm);
7063 generate_exception_err(ctx, EXCP_CpU, 1);
7068 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
7069 save_cpu_state(ctx, 1);
7070 check_cp1_enabled(ctx);
7071 op1 = MASK_CP1(ctx->opcode);
7075 check_insn(env, ctx, ISA_MIPS32R2);
7080 gen_cp1(ctx, op1, rt, rd);
7082 #if defined(TARGET_MIPS64)
7085 check_insn(env, ctx, ISA_MIPS3);
7086 gen_cp1(ctx, op1, rt, rd);
7092 check_insn(env, ctx, ASE_MIPS3D);
7095 gen_compute_branch1(env, ctx, MASK_BC1(ctx->opcode),
7096 (rt >> 2) & 0x7, imm << 2);
7103 gen_farith(ctx, MASK_CP1_FUNC(ctx->opcode), rt, rd, sa,
7108 generate_exception (ctx, EXCP_RI);
7112 generate_exception_err(ctx, EXCP_CpU, 1);
7122 /* COP2: Not implemented. */
7123 generate_exception_err(ctx, EXCP_CpU, 2);
7127 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
7128 save_cpu_state(ctx, 1);
7129 check_cp1_enabled(ctx);
7130 op1 = MASK_CP3(ctx->opcode);
7138 gen_flt3_ldst(ctx, op1, sa, rd, rs, rt);
7156 gen_flt3_arith(ctx, op1, sa, rs, rd, rt);
7160 generate_exception (ctx, EXCP_RI);
7164 generate_exception_err(ctx, EXCP_CpU, 1);
7168 #if defined(TARGET_MIPS64)
7169 /* MIPS64 opcodes */
7171 case OPC_LDL ... OPC_LDR:
7172 case OPC_SDL ... OPC_SDR:
7177 check_insn(env, ctx, ISA_MIPS3);
7179 gen_ldst(ctx, op, rt, rs, imm);
7181 case OPC_DADDI ... OPC_DADDIU:
7182 check_insn(env, ctx, ISA_MIPS3);
7184 gen_arith_imm(env, ctx, op, rt, rs, imm);
7188 check_insn(env, ctx, ASE_MIPS16);
7189 /* MIPS16: Not implemented. */
7191 check_insn(env, ctx, ASE_MDMX);
7192 /* MDMX: Not implemented. */
7193 default: /* Invalid */
7194 MIPS_INVAL("major opcode");
7195 generate_exception(ctx, EXCP_RI);
7198 if (ctx->hflags & MIPS_HFLAG_BMASK) {
7199 int hflags = ctx->hflags & MIPS_HFLAG_BMASK;
7200 /* Branches completion */
7201 ctx->hflags &= ~MIPS_HFLAG_BMASK;
7202 ctx->bstate = BS_BRANCH;
7203 save_cpu_state(ctx, 0);
7206 /* unconditional branch */
7207 MIPS_DEBUG("unconditional branch");
7208 gen_goto_tb(ctx, 0, ctx->btarget);
7211 /* blikely taken case */
7212 MIPS_DEBUG("blikely branch taken");
7213 gen_goto_tb(ctx, 0, ctx->btarget);
7216 /* Conditional branch */
7217 MIPS_DEBUG("conditional branch");
7219 TCGv r_tmp = tcg_temp_new(TCG_TYPE_TL);
7220 int l1 = gen_new_label();
7222 tcg_gen_ld_tl(r_tmp, cpu_env, offsetof(CPUState, bcond));
7223 tcg_gen_brcondi_tl(TCG_COND_NE, r_tmp, 0, l1);
7224 gen_goto_tb(ctx, 1, ctx->pc + 4);
7226 gen_goto_tb(ctx, 0, ctx->btarget);
7230 /* unconditional branch to register */
7231 MIPS_DEBUG("branch to register");
7236 MIPS_DEBUG("unknown branch");
7242 static always_inline int
7243 gen_intermediate_code_internal (CPUState *env, TranslationBlock *tb,
7247 target_ulong pc_start;
7248 uint16_t *gen_opc_end;
7251 if (search_pc && loglevel)
7252 fprintf (logfile, "search pc %d\n", search_pc);
7255 memset(temps, 0, sizeof(temps));
7258 memset(temps, 0, sizeof(temps));
7261 gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
7265 ctx.bstate = BS_NONE;
7266 /* Restore delay slot state from the tb context. */
7267 ctx.hflags = (uint32_t)tb->flags; /* FIXME: maybe use 64 bits here? */
7268 restore_cpu_state(env, &ctx);
7269 #if defined(CONFIG_USER_ONLY)
7270 ctx.mem_idx = MIPS_HFLAG_UM;
7272 ctx.mem_idx = ctx.hflags & MIPS_HFLAG_KSU;
7275 if (loglevel & CPU_LOG_TB_CPU) {
7276 fprintf(logfile, "------------------------------------------------\n");
7277 /* FIXME: This may print out stale hflags from env... */
7278 cpu_dump_state(env, logfile, fprintf, 0);
7281 #ifdef MIPS_DEBUG_DISAS
7282 if (loglevel & CPU_LOG_TB_IN_ASM)
7283 fprintf(logfile, "\ntb %p idx %d hflags %04x\n",
7284 tb, ctx.mem_idx, ctx.hflags);
7286 while (ctx.bstate == BS_NONE && gen_opc_ptr < gen_opc_end) {
7287 if (env->nb_breakpoints > 0) {
7288 for(j = 0; j < env->nb_breakpoints; j++) {
7289 if (env->breakpoints[j] == ctx.pc) {
7290 save_cpu_state(&ctx, 1);
7291 ctx.bstate = BS_BRANCH;
7293 /* Include the breakpoint location or the tb won't
7294 * be flushed when it must be. */
7296 goto done_generating;
7302 j = gen_opc_ptr - gen_opc_buf;
7306 gen_opc_instr_start[lj++] = 0;
7308 gen_opc_pc[lj] = ctx.pc;
7309 gen_opc_hflags[lj] = ctx.hflags & MIPS_HFLAG_BMASK;
7310 gen_opc_instr_start[lj] = 1;
7312 ctx.opcode = ldl_code(ctx.pc);
7313 decode_opc(env, &ctx);
7316 "Internal resource leak before " TARGET_FMT_lx "\n",
7322 if (env->singlestep_enabled)
7325 if ((ctx.pc & (TARGET_PAGE_SIZE - 1)) == 0)
7328 #if defined (MIPS_SINGLE_STEP)
7332 if (env->singlestep_enabled) {
7333 save_cpu_state(&ctx, ctx.bstate == BS_NONE);
7336 switch (ctx.bstate) {
7338 tcg_gen_helper_0_0(do_interrupt_restart);
7339 gen_goto_tb(&ctx, 0, ctx.pc);
7342 save_cpu_state(&ctx, 0);
7343 gen_goto_tb(&ctx, 0, ctx.pc);
7346 tcg_gen_helper_0_0(do_interrupt_restart);
7355 *gen_opc_ptr = INDEX_op_end;
7357 j = gen_opc_ptr - gen_opc_buf;
7360 gen_opc_instr_start[lj++] = 0;
7362 tb->size = ctx.pc - pc_start;
7365 #if defined MIPS_DEBUG_DISAS
7366 if (loglevel & CPU_LOG_TB_IN_ASM)
7367 fprintf(logfile, "\n");
7369 if (loglevel & CPU_LOG_TB_IN_ASM) {
7370 fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start));
7371 target_disas(logfile, pc_start, ctx.pc - pc_start, 0);
7372 fprintf(logfile, "\n");
7374 if (loglevel & CPU_LOG_TB_CPU) {
7375 fprintf(logfile, "---------------- %d %08x\n", ctx.bstate, ctx.hflags);
7382 int gen_intermediate_code (CPUState *env, struct TranslationBlock *tb)
7384 return gen_intermediate_code_internal(env, tb, 0);
7387 int gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb)
7389 return gen_intermediate_code_internal(env, tb, 1);
7392 void fpu_dump_state(CPUState *env, FILE *f,
7393 int (*fpu_fprintf)(FILE *f, const char *fmt, ...),
7397 int is_fpu64 = !!(env->hflags & MIPS_HFLAG_F64);
7399 #define printfpr(fp) \
7402 fpu_fprintf(f, "w:%08x d:%016lx fd:%13g fs:%13g psu: %13g\n", \
7403 (fp)->w[FP_ENDIAN_IDX], (fp)->d, (fp)->fd, \
7404 (fp)->fs[FP_ENDIAN_IDX], (fp)->fs[!FP_ENDIAN_IDX]); \
7407 tmp.w[FP_ENDIAN_IDX] = (fp)->w[FP_ENDIAN_IDX]; \
7408 tmp.w[!FP_ENDIAN_IDX] = ((fp) + 1)->w[FP_ENDIAN_IDX]; \
7409 fpu_fprintf(f, "w:%08x d:%016lx fd:%13g fs:%13g psu:%13g\n", \
7410 tmp.w[FP_ENDIAN_IDX], tmp.d, tmp.fd, \
7411 tmp.fs[FP_ENDIAN_IDX], tmp.fs[!FP_ENDIAN_IDX]); \
7416 fpu_fprintf(f, "CP1 FCR0 0x%08x FCR31 0x%08x SR.FR %d fp_status 0x%08x(0x%02x)\n",
7417 env->fpu->fcr0, env->fpu->fcr31, is_fpu64, env->fpu->fp_status,
7418 get_float_exception_flags(&env->fpu->fp_status));
7419 fpu_fprintf(f, "FT0: "); printfpr(&env->fpu->ft0);
7420 fpu_fprintf(f, "FT1: "); printfpr(&env->fpu->ft1);
7421 fpu_fprintf(f, "FT2: "); printfpr(&env->fpu->ft2);
7422 for (i = 0; i < 32; (is_fpu64) ? i++ : (i += 2)) {
7423 fpu_fprintf(f, "%3s: ", fregnames[i]);
7424 printfpr(&env->fpu->fpr[i]);
7430 void dump_fpu (CPUState *env)
7434 "pc=0x" TARGET_FMT_lx " HI=0x" TARGET_FMT_lx
7435 " LO=0x" TARGET_FMT_lx " ds %04x " TARGET_FMT_lx
7437 env->PC[env->current_tc], env->HI[env->current_tc][0],
7438 env->LO[env->current_tc][0], env->hflags, env->btarget,
7440 fpu_dump_state(env, logfile, fprintf, 0);
7444 #if defined(TARGET_MIPS64) && defined(MIPS_DEBUG_SIGN_EXTENSIONS)
7445 /* Debug help: The architecture requires 32bit code to maintain proper
7446 sign-extened values on 64bit machines. */
7448 #define SIGN_EXT_P(val) ((((val) & ~0x7fffffff) == 0) || (((val) & ~0x7fffffff) == ~0x7fffffff))
7450 void cpu_mips_check_sign_extensions (CPUState *env, FILE *f,
7451 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
7456 if (!SIGN_EXT_P(env->PC[env->current_tc]))
7457 cpu_fprintf(f, "BROKEN: pc=0x" TARGET_FMT_lx "\n", env->PC[env->current_tc]);
7458 if (!SIGN_EXT_P(env->HI[env->current_tc][0]))
7459 cpu_fprintf(f, "BROKEN: HI=0x" TARGET_FMT_lx "\n", env->HI[env->current_tc][0]);
7460 if (!SIGN_EXT_P(env->LO[env->current_tc][0]))
7461 cpu_fprintf(f, "BROKEN: LO=0x" TARGET_FMT_lx "\n", env->LO[env->current_tc][0]);
7462 if (!SIGN_EXT_P(env->btarget))
7463 cpu_fprintf(f, "BROKEN: btarget=0x" TARGET_FMT_lx "\n", env->btarget);
7465 for (i = 0; i < 32; i++) {
7466 if (!SIGN_EXT_P(env->gpr[env->current_tc][i]))
7467 cpu_fprintf(f, "BROKEN: %s=0x" TARGET_FMT_lx "\n", regnames[i], env->gpr[env->current_tc][i]);
7470 if (!SIGN_EXT_P(env->CP0_EPC))
7471 cpu_fprintf(f, "BROKEN: EPC=0x" TARGET_FMT_lx "\n", env->CP0_EPC);
7472 if (!SIGN_EXT_P(env->CP0_LLAddr))
7473 cpu_fprintf(f, "BROKEN: LLAddr=0x" TARGET_FMT_lx "\n", env->CP0_LLAddr);
7477 void cpu_dump_state (CPUState *env, FILE *f,
7478 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
7483 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",
7484 env->PC[env->current_tc], env->HI[env->current_tc], env->LO[env->current_tc], env->hflags, env->btarget, env->bcond);
7485 for (i = 0; i < 32; i++) {
7487 cpu_fprintf(f, "GPR%02d:", i);
7488 cpu_fprintf(f, " %s " TARGET_FMT_lx, regnames[i], env->gpr[env->current_tc][i]);
7490 cpu_fprintf(f, "\n");
7493 cpu_fprintf(f, "CP0 Status 0x%08x Cause 0x%08x EPC 0x" TARGET_FMT_lx "\n",
7494 env->CP0_Status, env->CP0_Cause, env->CP0_EPC);
7495 cpu_fprintf(f, " Config0 0x%08x Config1 0x%08x LLAddr 0x" TARGET_FMT_lx "\n",
7496 env->CP0_Config0, env->CP0_Config1, env->CP0_LLAddr);
7497 if (env->hflags & MIPS_HFLAG_FPU)
7498 fpu_dump_state(env, f, cpu_fprintf, flags);
7499 #if defined(TARGET_MIPS64) && defined(MIPS_DEBUG_SIGN_EXTENSIONS)
7500 cpu_mips_check_sign_extensions(env, f, cpu_fprintf, flags);
7504 static void mips_tcg_init(void)
7508 /* Initialize various static tables. */
7512 cpu_env = tcg_global_reg_new(TCG_TYPE_PTR, TCG_AREG0, "env");
7513 current_tc_gprs = tcg_global_mem_new(TCG_TYPE_PTR,
7515 offsetof(CPUState, current_tc_gprs),
7517 current_tc_hi = tcg_global_mem_new(TCG_TYPE_PTR,
7519 offsetof(CPUState, current_tc_hi),
7521 #if TARGET_LONG_BITS > HOST_LONG_BITS
7522 cpu_T[0] = tcg_global_mem_new(TCG_TYPE_TL,
7523 TCG_AREG0, offsetof(CPUState, t0), "T0");
7524 cpu_T[1] = tcg_global_mem_new(TCG_TYPE_TL,
7525 TCG_AREG0, offsetof(CPUState, t1), "T1");
7527 cpu_T[0] = tcg_global_reg_new(TCG_TYPE_TL, TCG_AREG1, "T0");
7528 cpu_T[1] = tcg_global_reg_new(TCG_TYPE_TL, TCG_AREG2, "T1");
7534 #include "translate_init.c"
7536 CPUMIPSState *cpu_mips_init (const char *cpu_model)
7539 const mips_def_t *def;
7541 def = cpu_mips_find_by_name(cpu_model);
7544 env = qemu_mallocz(sizeof(CPUMIPSState));
7547 env->cpu_model = def;
7550 env->cpu_model_str = cpu_model;
7556 void cpu_reset (CPUMIPSState *env)
7558 memset(env, 0, offsetof(CPUMIPSState, breakpoints));
7563 #if !defined(CONFIG_USER_ONLY)
7564 if (env->hflags & MIPS_HFLAG_BMASK) {
7565 /* If the exception was raised from a delay slot,
7566 * come back to the jump. */
7567 env->CP0_ErrorEPC = env->PC[env->current_tc] - 4;
7569 env->CP0_ErrorEPC = env->PC[env->current_tc];
7571 env->PC[env->current_tc] = (int32_t)0xBFC00000;
7573 /* SMP not implemented */
7574 env->CP0_EBase = 0x80000000;
7575 env->CP0_Status = (1 << CP0St_BEV) | (1 << CP0St_ERL);
7576 /* vectored interrupts not implemented, timer on int 7,
7577 no performance counters. */
7578 env->CP0_IntCtl = 0xe0000000;
7582 for (i = 0; i < 7; i++) {
7583 env->CP0_WatchLo[i] = 0;
7584 env->CP0_WatchHi[i] = 0x80000000;
7586 env->CP0_WatchLo[7] = 0;
7587 env->CP0_WatchHi[7] = 0;
7589 /* Count register increments in debug mode, EJTAG version 1 */
7590 env->CP0_Debug = (1 << CP0DB_CNT) | (0x1 << CP0DB_VER);
7592 env->exception_index = EXCP_NONE;
7593 #if defined(CONFIG_USER_ONLY)
7594 env->hflags = MIPS_HFLAG_UM;
7595 env->user_mode_only = 1;
7597 env->hflags = MIPS_HFLAG_CP0;
7599 cpu_mips_register(env, env->cpu_model);
7602 void gen_pc_load(CPUState *env, TranslationBlock *tb,
7603 unsigned long searched_pc, int pc_pos, void *puc)
7605 env->PC[env->current_tc] = gen_opc_pc[pc_pos];
7606 env->hflags &= ~MIPS_HFLAG_BMASK;
7607 env->hflags |= gen_opc_hflags[pc_pos];