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, cpu_gpr[32], cpu_PC;
427 static TCGv cpu_HI[MIPS_DSP_ACC], cpu_LO[MIPS_DSP_ACC], cpu_ACX[MIPS_DSP_ACC];
428 static TCGv cpu_dspctrl, bcond, btarget;
429 static TCGv fpu_fpr32[32], fpu_fpr32h[32], fpu_fpr64[32], fpu_fcr0, fpu_fcr31;
431 #include "gen-icount.h"
433 static inline void tcg_gen_helper_0_i(void *func, uint32_t arg)
436 TCGv tmp = tcg_const_i32(arg);
438 tcg_gen_helper_0_1(func, tmp);
442 static inline void tcg_gen_helper_0_ii(void *func, uint32_t arg1, uint32_t arg2)
444 TCGv tmp1 = tcg_const_i32(arg1);
445 TCGv tmp2 = tcg_const_i32(arg2);
447 tcg_gen_helper_0_2(func, tmp1, tmp2);
452 static inline void tcg_gen_helper_0_1i(void *func, TCGv arg1, uint32_t arg2)
454 TCGv tmp = tcg_const_i32(arg2);
456 tcg_gen_helper_0_2(func, arg1, tmp);
460 static inline void tcg_gen_helper_0_2i(void *func, TCGv arg1, TCGv arg2, uint32_t arg3)
462 TCGv tmp = tcg_const_i32(arg3);
464 tcg_gen_helper_0_3(func, arg1, arg2, tmp);
468 static inline void tcg_gen_helper_0_1ii(void *func, TCGv arg1, uint32_t arg2, uint32_t arg3)
470 TCGv tmp1 = tcg_const_i32(arg2);
471 TCGv tmp2 = tcg_const_i32(arg3);
473 tcg_gen_helper_0_3(func, arg1, tmp1, tmp2);
478 static inline void tcg_gen_helper_1_i(void *func, TCGv ret, uint32_t arg)
480 TCGv tmp = tcg_const_i32(arg);
482 tcg_gen_helper_1_1(func, ret, tmp);
486 static inline void tcg_gen_helper_1_1i(void *func, TCGv ret, TCGv arg1, uint32_t arg2)
488 TCGv tmp = tcg_const_i32(arg2);
490 tcg_gen_helper_1_2(func, ret, arg1, tmp);
494 static inline void tcg_gen_helper_1_1ii(void *func, TCGv ret, TCGv arg1, uint32_t arg2, uint32_t arg3)
496 TCGv tmp1 = tcg_const_i32(arg2);
497 TCGv tmp2 = tcg_const_i32(arg3);
499 tcg_gen_helper_1_3(func, ret, arg1, tmp1, tmp2);
504 static inline void tcg_gen_helper_1_2i(void *func, TCGv ret, TCGv arg1, TCGv arg2, uint32_t arg3)
506 TCGv tmp = tcg_const_i32(arg3);
508 tcg_gen_helper_1_3(func, ret, arg1, arg2, tmp);
512 static inline void tcg_gen_helper_1_2ii(void *func, TCGv ret, TCGv arg1, TCGv arg2, uint32_t arg3, uint32_t arg4)
514 TCGv tmp1 = tcg_const_i32(arg3);
515 TCGv tmp2 = tcg_const_i32(arg4);
517 tcg_gen_helper_1_4(func, ret, arg1, arg2, tmp1, tmp2);
522 typedef struct DisasContext {
523 struct TranslationBlock *tb;
524 target_ulong pc, saved_pc;
526 /* Routine used to access memory */
528 uint32_t hflags, saved_hflags;
530 target_ulong btarget;
534 BS_NONE = 0, /* We go out of the TB without reaching a branch or an
535 * exception condition */
536 BS_STOP = 1, /* We want to stop translation for any reason */
537 BS_BRANCH = 2, /* We reached a branch condition */
538 BS_EXCP = 3, /* We reached an exception condition */
541 static const char *regnames[] =
542 { "r0", "at", "v0", "v1", "a0", "a1", "a2", "a3",
543 "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7",
544 "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7",
545 "t8", "t9", "k0", "k1", "gp", "sp", "s8", "ra", };
547 static const char *regnames_HI[] =
548 { "HI0", "HI1", "HI2", "HI3", };
550 static const char *regnames_LO[] =
551 { "LO0", "LO1", "LO2", "LO3", };
553 static const char *regnames_ACX[] =
554 { "ACX0", "ACX1", "ACX2", "ACX3", };
556 static const char *fregnames[] =
557 { "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
558 "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
559 "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
560 "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31", };
562 static const char *fregnames_64[] =
563 { "F0", "F1", "F2", "F3", "F4", "F5", "F6", "F7",
564 "F8", "F9", "F10", "F11", "F12", "F13", "F14", "F15",
565 "F16", "F17", "F18", "F19", "F20", "F21", "F22", "F23",
566 "F24", "F25", "F26", "F27", "F28", "F29", "F30", "F31", };
568 static const char *fregnames_h[] =
569 { "h0", "h1", "h2", "h3", "h4", "h5", "h6", "h7",
570 "h8", "h9", "h10", "h11", "h12", "h13", "h14", "h15",
571 "h16", "h17", "h18", "h19", "h20", "h21", "h22", "h23",
572 "h24", "h25", "h26", "h27", "h28", "h29", "h30", "h31", };
574 #ifdef MIPS_DEBUG_DISAS
575 #define MIPS_DEBUG(fmt, args...) \
577 if (loglevel & CPU_LOG_TB_IN_ASM) { \
578 fprintf(logfile, TARGET_FMT_lx ": %08x " fmt "\n", \
579 ctx->pc, ctx->opcode , ##args); \
583 #define MIPS_DEBUG(fmt, args...) do { } while(0)
586 #define MIPS_INVAL(op) \
588 MIPS_DEBUG("Invalid %s %03x %03x %03x", op, ctx->opcode >> 26, \
589 ctx->opcode & 0x3F, ((ctx->opcode >> 16) & 0x1F)); \
592 /* General purpose registers moves. */
593 static inline void gen_load_gpr (TCGv t, int reg)
596 tcg_gen_movi_tl(t, 0);
598 tcg_gen_mov_tl(t, cpu_gpr[reg]);
601 static inline void gen_store_gpr (TCGv t, int reg)
604 tcg_gen_mov_tl(cpu_gpr[reg], t);
607 /* Moves to/from ACX register. */
608 static inline void gen_load_ACX (TCGv t, int reg)
610 tcg_gen_mov_tl(t, cpu_ACX[reg]);
613 static inline void gen_store_ACX (TCGv t, int reg)
615 tcg_gen_mov_tl(cpu_ACX[reg], t);
618 /* Moves to/from shadow registers. */
619 static inline void gen_load_srsgpr (int from, int to)
621 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
624 tcg_gen_movi_tl(r_tmp1, 0);
626 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I32);
628 tcg_gen_ld_i32(r_tmp2, cpu_env, offsetof(CPUState, CP0_SRSCtl));
629 tcg_gen_shri_i32(r_tmp2, r_tmp2, CP0SRSCtl_PSS);
630 tcg_gen_andi_i32(r_tmp2, r_tmp2, 0xf);
631 tcg_gen_muli_i32(r_tmp2, r_tmp2, sizeof(target_ulong) * 32);
632 tcg_gen_add_i32(r_tmp2, cpu_env, r_tmp2);
634 tcg_gen_ld_tl(r_tmp1, r_tmp2, sizeof(target_ulong) * from);
635 tcg_temp_free(r_tmp2);
637 gen_store_gpr(r_tmp1, to);
638 tcg_temp_free(r_tmp1);
641 static inline void gen_store_srsgpr (int from, int to)
644 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
645 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I32);
647 gen_load_gpr(r_tmp1, from);
648 tcg_gen_ld_i32(r_tmp2, cpu_env, offsetof(CPUState, CP0_SRSCtl));
649 tcg_gen_shri_i32(r_tmp2, r_tmp2, CP0SRSCtl_PSS);
650 tcg_gen_andi_i32(r_tmp2, r_tmp2, 0xf);
651 tcg_gen_muli_i32(r_tmp2, r_tmp2, sizeof(target_ulong) * 32);
652 tcg_gen_add_i32(r_tmp2, cpu_env, r_tmp2);
654 tcg_gen_st_tl(r_tmp1, r_tmp2, sizeof(target_ulong) * to);
655 tcg_temp_free(r_tmp1);
656 tcg_temp_free(r_tmp2);
660 /* Floating point register moves. */
661 static inline void gen_load_fpr32 (TCGv t, int reg)
663 tcg_gen_mov_i32(t, fpu_fpr32[reg]);
666 static inline void gen_store_fpr32 (TCGv t, int reg)
668 tcg_gen_mov_i32(fpu_fpr32[reg], t);
671 static inline void gen_load_fpr64 (DisasContext *ctx, TCGv t, int reg)
673 if (ctx->hflags & MIPS_HFLAG_F64)
674 tcg_gen_mov_i64(t, fpu_fpr64[reg]);
676 tcg_gen_concat_i32_i64(t, fpu_fpr32[reg & ~1], fpu_fpr32[reg | 1]);
680 static inline void gen_store_fpr64 (DisasContext *ctx, TCGv t, int reg)
682 if (ctx->hflags & MIPS_HFLAG_F64)
683 tcg_gen_mov_i64(fpu_fpr64[reg], t);
685 tcg_gen_trunc_i64_i32(fpu_fpr32[reg & ~1], t);
686 tcg_gen_shri_i64(t, t, 32);
687 tcg_gen_trunc_i64_i32(fpu_fpr32[reg | 1], t);
691 static inline void gen_load_fpr32h (TCGv t, int reg)
693 tcg_gen_mov_i32(t, fpu_fpr32h[reg]);
696 static inline void gen_store_fpr32h (TCGv t, int reg)
698 tcg_gen_mov_i32(fpu_fpr32h[reg], t);
701 static inline void get_fp_cond (TCGv t)
703 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I32);
704 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I32);
706 tcg_gen_shri_i32(r_tmp2, fpu_fcr31, 24);
707 tcg_gen_andi_i32(r_tmp2, r_tmp2, 0xfe);
708 tcg_gen_shri_i32(r_tmp1, fpu_fcr31, 23);
709 tcg_gen_andi_i32(r_tmp1, r_tmp1, 0x1);
710 tcg_gen_or_i32(t, r_tmp1, r_tmp2);
711 tcg_temp_free(r_tmp1);
712 tcg_temp_free(r_tmp2);
715 typedef void (fcmp_fun32)(uint32_t, uint32_t, int);
716 typedef void (fcmp_fun64)(uint64_t, uint64_t, int);
718 #define FOP_CONDS(fcmp_fun, type, fmt) \
719 static fcmp_fun * fcmp ## type ## _ ## fmt ## _table[16] = { \
720 do_cmp ## type ## _ ## fmt ## _f, \
721 do_cmp ## type ## _ ## fmt ## _un, \
722 do_cmp ## type ## _ ## fmt ## _eq, \
723 do_cmp ## type ## _ ## fmt ## _ueq, \
724 do_cmp ## type ## _ ## fmt ## _olt, \
725 do_cmp ## type ## _ ## fmt ## _ult, \
726 do_cmp ## type ## _ ## fmt ## _ole, \
727 do_cmp ## type ## _ ## fmt ## _ule, \
728 do_cmp ## type ## _ ## fmt ## _sf, \
729 do_cmp ## type ## _ ## fmt ## _ngle, \
730 do_cmp ## type ## _ ## fmt ## _seq, \
731 do_cmp ## type ## _ ## fmt ## _ngl, \
732 do_cmp ## type ## _ ## fmt ## _lt, \
733 do_cmp ## type ## _ ## fmt ## _nge, \
734 do_cmp ## type ## _ ## fmt ## _le, \
735 do_cmp ## type ## _ ## fmt ## _ngt, \
737 static inline void gen_cmp ## type ## _ ## fmt(int n, TCGv a, TCGv b, int cc) \
739 tcg_gen_helper_0_2i(fcmp ## type ## _ ## fmt ## _table[n], a, b, cc); \
742 FOP_CONDS(fcmp_fun64, , d)
743 FOP_CONDS(fcmp_fun64, abs, d)
744 FOP_CONDS(fcmp_fun32, , s)
745 FOP_CONDS(fcmp_fun32, abs, s)
746 FOP_CONDS(fcmp_fun64, , ps)
747 FOP_CONDS(fcmp_fun64, abs, ps)
751 #define OP_COND(name, cond) \
752 static inline void glue(gen_op_, name) (TCGv t0, TCGv t1) \
754 int l1 = gen_new_label(); \
755 int l2 = gen_new_label(); \
757 tcg_gen_brcond_tl(cond, t0, t1, l1); \
758 tcg_gen_movi_tl(t0, 0); \
761 tcg_gen_movi_tl(t0, 1); \
764 OP_COND(eq, TCG_COND_EQ);
765 OP_COND(ne, TCG_COND_NE);
766 OP_COND(ge, TCG_COND_GE);
767 OP_COND(geu, TCG_COND_GEU);
768 OP_COND(lt, TCG_COND_LT);
769 OP_COND(ltu, TCG_COND_LTU);
772 #define OP_CONDI(name, cond) \
773 static inline void glue(gen_op_, name) (TCGv t, target_ulong val) \
775 int l1 = gen_new_label(); \
776 int l2 = gen_new_label(); \
778 tcg_gen_brcondi_tl(cond, t, val, l1); \
779 tcg_gen_movi_tl(t, 0); \
782 tcg_gen_movi_tl(t, 1); \
785 OP_CONDI(lti, TCG_COND_LT);
786 OP_CONDI(ltiu, TCG_COND_LTU);
789 #define OP_CONDZ(name, cond) \
790 static inline void glue(gen_op_, name) (TCGv t) \
792 int l1 = gen_new_label(); \
793 int l2 = gen_new_label(); \
795 tcg_gen_brcondi_tl(cond, t, 0, l1); \
796 tcg_gen_movi_tl(t, 0); \
799 tcg_gen_movi_tl(t, 1); \
802 OP_CONDZ(gez, TCG_COND_GE);
803 OP_CONDZ(gtz, TCG_COND_GT);
804 OP_CONDZ(lez, TCG_COND_LE);
805 OP_CONDZ(ltz, TCG_COND_LT);
808 static inline void gen_save_pc(target_ulong pc)
810 tcg_gen_movi_tl(cpu_PC, pc);
813 static inline void save_cpu_state (DisasContext *ctx, int do_save_pc)
815 #if defined MIPS_DEBUG_DISAS
816 if (loglevel & CPU_LOG_TB_IN_ASM) {
817 fprintf(logfile, "hflags %08x saved %08x\n",
818 ctx->hflags, ctx->saved_hflags);
821 if (do_save_pc && ctx->pc != ctx->saved_pc) {
822 gen_save_pc(ctx->pc);
823 ctx->saved_pc = ctx->pc;
825 if (ctx->hflags != ctx->saved_hflags) {
826 TCGv r_tmp = tcg_temp_new(TCG_TYPE_I32);
828 tcg_gen_movi_i32(r_tmp, ctx->hflags);
829 tcg_gen_st_i32(r_tmp, cpu_env, offsetof(CPUState, hflags));
830 tcg_temp_free(r_tmp);
831 ctx->saved_hflags = ctx->hflags;
832 switch (ctx->hflags & MIPS_HFLAG_BMASK) {
838 tcg_gen_movi_tl(btarget, ctx->btarget);
844 static inline void restore_cpu_state (CPUState *env, DisasContext *ctx)
846 ctx->saved_hflags = ctx->hflags;
847 switch (ctx->hflags & MIPS_HFLAG_BMASK) {
853 ctx->btarget = env->btarget;
859 generate_exception_err (DisasContext *ctx, int excp, int err)
861 save_cpu_state(ctx, 1);
862 tcg_gen_helper_0_ii(do_raise_exception_err, excp, err);
863 tcg_gen_helper_0_0(do_interrupt_restart);
868 generate_exception (DisasContext *ctx, int excp)
870 save_cpu_state(ctx, 1);
871 tcg_gen_helper_0_i(do_raise_exception, excp);
872 tcg_gen_helper_0_0(do_interrupt_restart);
876 /* Addresses computation */
877 static inline void gen_op_addr_add (DisasContext *ctx, TCGv t0, TCGv t1)
879 tcg_gen_add_tl(t0, t0, t1);
881 #if defined(TARGET_MIPS64)
882 /* For compatibility with 32-bit code, data reference in user mode
883 with Status_UX = 0 should be casted to 32-bit and sign extended.
884 See the MIPS64 PRA manual, section 4.10. */
885 if (((ctx->hflags & MIPS_HFLAG_KSU) == MIPS_HFLAG_UM) &&
886 !(ctx->hflags & MIPS_HFLAG_UX)) {
887 tcg_gen_ext32s_i64(t0, t0);
892 static inline void check_cp0_enabled(DisasContext *ctx)
894 if (unlikely(!(ctx->hflags & MIPS_HFLAG_CP0)))
895 generate_exception_err(ctx, EXCP_CpU, 1);
898 static inline void check_cp1_enabled(DisasContext *ctx)
900 if (unlikely(!(ctx->hflags & MIPS_HFLAG_FPU)))
901 generate_exception_err(ctx, EXCP_CpU, 1);
904 /* Verify that the processor is running with COP1X instructions enabled.
905 This is associated with the nabla symbol in the MIPS32 and MIPS64
908 static inline void check_cop1x(DisasContext *ctx)
910 if (unlikely(!(ctx->hflags & MIPS_HFLAG_COP1X)))
911 generate_exception(ctx, EXCP_RI);
914 /* Verify that the processor is running with 64-bit floating-point
915 operations enabled. */
917 static inline void check_cp1_64bitmode(DisasContext *ctx)
919 if (unlikely(~ctx->hflags & (MIPS_HFLAG_F64 | MIPS_HFLAG_COP1X)))
920 generate_exception(ctx, EXCP_RI);
924 * Verify if floating point register is valid; an operation is not defined
925 * if bit 0 of any register specification is set and the FR bit in the
926 * Status register equals zero, since the register numbers specify an
927 * even-odd pair of adjacent coprocessor general registers. When the FR bit
928 * in the Status register equals one, both even and odd register numbers
929 * are valid. This limitation exists only for 64 bit wide (d,l,ps) registers.
931 * Multiple 64 bit wide registers can be checked by calling
932 * gen_op_cp1_registers(freg1 | freg2 | ... | fregN);
934 static inline void check_cp1_registers(DisasContext *ctx, int regs)
936 if (unlikely(!(ctx->hflags & MIPS_HFLAG_F64) && (regs & 1)))
937 generate_exception(ctx, EXCP_RI);
940 /* This code generates a "reserved instruction" exception if the
941 CPU does not support the instruction set corresponding to flags. */
942 static inline void check_insn(CPUState *env, DisasContext *ctx, int flags)
944 if (unlikely(!(env->insn_flags & flags)))
945 generate_exception(ctx, EXCP_RI);
948 /* This code generates a "reserved instruction" exception if 64-bit
949 instructions are not enabled. */
950 static inline void check_mips_64(DisasContext *ctx)
952 if (unlikely(!(ctx->hflags & MIPS_HFLAG_64)))
953 generate_exception(ctx, EXCP_RI);
956 /* load/store instructions. */
957 #define OP_LD(insn,fname) \
958 static inline void op_ldst_##insn(TCGv t0, DisasContext *ctx) \
960 tcg_gen_qemu_##fname(t0, t0, ctx->mem_idx); \
967 #if defined(TARGET_MIPS64)
973 #define OP_ST(insn,fname) \
974 static inline void op_ldst_##insn(TCGv t0, TCGv t1, DisasContext *ctx) \
976 tcg_gen_qemu_##fname(t1, t0, ctx->mem_idx); \
981 #if defined(TARGET_MIPS64)
986 #define OP_LD_ATOMIC(insn,fname) \
987 static inline void op_ldst_##insn(TCGv t0, TCGv t1, DisasContext *ctx) \
989 tcg_gen_mov_tl(t1, t0); \
990 tcg_gen_qemu_##fname(t0, t0, ctx->mem_idx); \
991 tcg_gen_st_tl(t1, cpu_env, offsetof(CPUState, CP0_LLAddr)); \
993 OP_LD_ATOMIC(ll,ld32s);
994 #if defined(TARGET_MIPS64)
995 OP_LD_ATOMIC(lld,ld64);
999 #define OP_ST_ATOMIC(insn,fname,almask) \
1000 static inline void op_ldst_##insn(TCGv t0, TCGv t1, DisasContext *ctx) \
1002 TCGv r_tmp = tcg_temp_local_new(TCG_TYPE_TL); \
1003 int l1 = gen_new_label(); \
1004 int l2 = gen_new_label(); \
1005 int l3 = gen_new_label(); \
1007 tcg_gen_andi_tl(r_tmp, t0, almask); \
1008 tcg_gen_brcondi_tl(TCG_COND_EQ, r_tmp, 0, l1); \
1009 tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, CP0_BadVAddr)); \
1010 generate_exception(ctx, EXCP_AdES); \
1011 gen_set_label(l1); \
1012 tcg_gen_ld_tl(r_tmp, cpu_env, offsetof(CPUState, CP0_LLAddr)); \
1013 tcg_gen_brcond_tl(TCG_COND_NE, t0, r_tmp, l2); \
1014 tcg_gen_qemu_##fname(t1, t0, ctx->mem_idx); \
1015 tcg_gen_movi_tl(t0, 1); \
1017 gen_set_label(l2); \
1018 tcg_gen_movi_tl(t0, 0); \
1019 gen_set_label(l3); \
1020 tcg_temp_free(r_tmp); \
1022 OP_ST_ATOMIC(sc,st32,0x3);
1023 #if defined(TARGET_MIPS64)
1024 OP_ST_ATOMIC(scd,st64,0x7);
1028 /* Load and store */
1029 static void gen_ldst (DisasContext *ctx, uint32_t opc, int rt,
1030 int base, int16_t offset)
1032 const char *opn = "ldst";
1033 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
1034 TCGv t1 = tcg_temp_local_new(TCG_TYPE_TL);
1037 tcg_gen_movi_tl(t0, offset);
1038 } else if (offset == 0) {
1039 gen_load_gpr(t0, base);
1041 gen_load_gpr(t0, base);
1042 tcg_gen_movi_tl(t1, offset);
1043 gen_op_addr_add(ctx, t0, t1);
1045 /* Don't do NOP if destination is zero: we must perform the actual
1048 #if defined(TARGET_MIPS64)
1050 op_ldst_lwu(t0, ctx);
1051 gen_store_gpr(t0, rt);
1055 op_ldst_ld(t0, ctx);
1056 gen_store_gpr(t0, rt);
1060 op_ldst_lld(t0, t1, ctx);
1061 gen_store_gpr(t0, rt);
1065 gen_load_gpr(t1, rt);
1066 op_ldst_sd(t0, t1, ctx);
1070 save_cpu_state(ctx, 1);
1071 gen_load_gpr(t1, rt);
1072 op_ldst_scd(t0, t1, ctx);
1073 gen_store_gpr(t0, rt);
1077 save_cpu_state(ctx, 1);
1078 gen_load_gpr(t1, rt);
1079 tcg_gen_helper_1_2i(do_ldl, t1, t0, t1, ctx->mem_idx);
1080 gen_store_gpr(t1, rt);
1084 save_cpu_state(ctx, 1);
1085 gen_load_gpr(t1, rt);
1086 tcg_gen_helper_0_2i(do_sdl, t0, t1, ctx->mem_idx);
1090 save_cpu_state(ctx, 1);
1091 gen_load_gpr(t1, rt);
1092 tcg_gen_helper_1_2i(do_ldr, t1, t0, t1, ctx->mem_idx);
1093 gen_store_gpr(t1, rt);
1097 save_cpu_state(ctx, 1);
1098 gen_load_gpr(t1, rt);
1099 tcg_gen_helper_0_2i(do_sdr, t0, t1, ctx->mem_idx);
1104 op_ldst_lw(t0, ctx);
1105 gen_store_gpr(t0, rt);
1109 gen_load_gpr(t1, rt);
1110 op_ldst_sw(t0, t1, ctx);
1114 op_ldst_lh(t0, ctx);
1115 gen_store_gpr(t0, rt);
1119 gen_load_gpr(t1, rt);
1120 op_ldst_sh(t0, t1, ctx);
1124 op_ldst_lhu(t0, ctx);
1125 gen_store_gpr(t0, rt);
1129 op_ldst_lb(t0, ctx);
1130 gen_store_gpr(t0, rt);
1134 gen_load_gpr(t1, rt);
1135 op_ldst_sb(t0, t1, ctx);
1139 op_ldst_lbu(t0, ctx);
1140 gen_store_gpr(t0, rt);
1144 save_cpu_state(ctx, 1);
1145 gen_load_gpr(t1, rt);
1146 tcg_gen_helper_1_2i(do_lwl, t1, t0, t1, ctx->mem_idx);
1147 gen_store_gpr(t1, rt);
1151 save_cpu_state(ctx, 1);
1152 gen_load_gpr(t1, rt);
1153 tcg_gen_helper_0_2i(do_swl, t0, t1, ctx->mem_idx);
1157 save_cpu_state(ctx, 1);
1158 gen_load_gpr(t1, rt);
1159 tcg_gen_helper_1_2i(do_lwr, t1, t0, t1, ctx->mem_idx);
1160 gen_store_gpr(t1, rt);
1164 save_cpu_state(ctx, 1);
1165 gen_load_gpr(t1, rt);
1166 tcg_gen_helper_0_2i(do_swr, t0, t1, ctx->mem_idx);
1170 op_ldst_ll(t0, t1, ctx);
1171 gen_store_gpr(t0, rt);
1175 save_cpu_state(ctx, 1);
1176 gen_load_gpr(t1, rt);
1177 op_ldst_sc(t0, t1, ctx);
1178 gen_store_gpr(t0, rt);
1183 generate_exception(ctx, EXCP_RI);
1186 MIPS_DEBUG("%s %s, %d(%s)", opn, regnames[rt], offset, regnames[base]);
1192 /* Load and store */
1193 static void gen_flt_ldst (DisasContext *ctx, uint32_t opc, int ft,
1194 int base, int16_t offset)
1196 const char *opn = "flt_ldst";
1197 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
1200 tcg_gen_movi_tl(t0, offset);
1201 } else if (offset == 0) {
1202 gen_load_gpr(t0, base);
1204 TCGv t1 = tcg_temp_local_new(TCG_TYPE_TL);
1206 gen_load_gpr(t0, base);
1207 tcg_gen_movi_tl(t1, offset);
1208 gen_op_addr_add(ctx, t0, t1);
1211 /* Don't do NOP if destination is zero: we must perform the actual
1216 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
1218 tcg_gen_qemu_ld32s(fp0, t0, ctx->mem_idx);
1219 gen_store_fpr32(fp0, ft);
1226 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
1228 gen_load_fpr32(fp0, ft);
1229 tcg_gen_qemu_st32(fp0, t0, ctx->mem_idx);
1236 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
1238 tcg_gen_qemu_ld64(fp0, t0, ctx->mem_idx);
1239 gen_store_fpr64(ctx, fp0, ft);
1246 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
1248 gen_load_fpr64(ctx, fp0, ft);
1249 tcg_gen_qemu_st64(fp0, t0, ctx->mem_idx);
1256 generate_exception(ctx, EXCP_RI);
1259 MIPS_DEBUG("%s %s, %d(%s)", opn, fregnames[ft], offset, regnames[base]);
1264 /* Arithmetic with immediate operand */
1265 static void gen_arith_imm (CPUState *env, DisasContext *ctx, uint32_t opc,
1266 int rt, int rs, int16_t imm)
1269 const char *opn = "imm arith";
1270 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
1272 if (rt == 0 && opc != OPC_ADDI && opc != OPC_DADDI) {
1273 /* If no destination, treat it as a NOP.
1274 For addi, we must generate the overflow exception when needed. */
1278 uimm = (uint16_t)imm;
1282 #if defined(TARGET_MIPS64)
1288 uimm = (target_long)imm; /* Sign extend to 32/64 bits */
1293 gen_load_gpr(t0, rs);
1296 tcg_gen_movi_tl(t0, imm << 16);
1301 #if defined(TARGET_MIPS64)
1310 gen_load_gpr(t0, rs);
1316 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1317 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1318 int l1 = gen_new_label();
1320 save_cpu_state(ctx, 1);
1321 tcg_gen_ext32s_tl(r_tmp1, t0);
1322 tcg_gen_addi_tl(t0, r_tmp1, uimm);
1324 tcg_gen_xori_tl(r_tmp1, r_tmp1, ~uimm);
1325 tcg_gen_xori_tl(r_tmp2, t0, uimm);
1326 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1327 tcg_temp_free(r_tmp2);
1328 tcg_gen_brcondi_tl(TCG_COND_GE, r_tmp1, 0, l1);
1329 /* operands of same sign, result different sign */
1330 generate_exception(ctx, EXCP_OVERFLOW);
1332 tcg_temp_free(r_tmp1);
1334 tcg_gen_ext32s_tl(t0, t0);
1339 tcg_gen_addi_tl(t0, t0, uimm);
1340 tcg_gen_ext32s_tl(t0, t0);
1343 #if defined(TARGET_MIPS64)
1346 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1347 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1348 int l1 = gen_new_label();
1350 save_cpu_state(ctx, 1);
1351 tcg_gen_mov_tl(r_tmp1, t0);
1352 tcg_gen_addi_tl(t0, t0, uimm);
1354 tcg_gen_xori_tl(r_tmp1, r_tmp1, ~uimm);
1355 tcg_gen_xori_tl(r_tmp2, t0, uimm);
1356 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1357 tcg_temp_free(r_tmp2);
1358 tcg_gen_brcondi_tl(TCG_COND_GE, r_tmp1, 0, l1);
1359 /* operands of same sign, result different sign */
1360 generate_exception(ctx, EXCP_OVERFLOW);
1362 tcg_temp_free(r_tmp1);
1367 tcg_gen_addi_tl(t0, t0, uimm);
1372 gen_op_lti(t0, uimm);
1376 gen_op_ltiu(t0, uimm);
1380 tcg_gen_andi_tl(t0, t0, uimm);
1384 tcg_gen_ori_tl(t0, t0, uimm);
1388 tcg_gen_xori_tl(t0, t0, uimm);
1395 tcg_gen_shli_tl(t0, t0, uimm);
1396 tcg_gen_ext32s_tl(t0, t0);
1400 tcg_gen_ext32s_tl(t0, t0);
1401 tcg_gen_sari_tl(t0, t0, uimm);
1405 switch ((ctx->opcode >> 21) & 0x1f) {
1408 tcg_gen_ext32u_tl(t0, t0);
1409 tcg_gen_shri_tl(t0, t0, uimm);
1411 tcg_gen_ext32s_tl(t0, t0);
1416 /* rotr is decoded as srl on non-R2 CPUs */
1417 if (env->insn_flags & ISA_MIPS32R2) {
1419 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I32);
1421 tcg_gen_trunc_tl_i32(r_tmp1, t0);
1422 tcg_gen_rotri_i32(r_tmp1, r_tmp1, uimm);
1423 tcg_gen_ext_i32_tl(t0, r_tmp1);
1424 tcg_temp_free(r_tmp1);
1429 tcg_gen_ext32u_tl(t0, t0);
1430 tcg_gen_shri_tl(t0, t0, uimm);
1432 tcg_gen_ext32s_tl(t0, t0);
1438 MIPS_INVAL("invalid srl flag");
1439 generate_exception(ctx, EXCP_RI);
1443 #if defined(TARGET_MIPS64)
1445 tcg_gen_shli_tl(t0, t0, uimm);
1449 tcg_gen_sari_tl(t0, t0, uimm);
1453 switch ((ctx->opcode >> 21) & 0x1f) {
1455 tcg_gen_shri_tl(t0, t0, uimm);
1459 /* drotr is decoded as dsrl on non-R2 CPUs */
1460 if (env->insn_flags & ISA_MIPS32R2) {
1462 tcg_gen_rotri_tl(t0, t0, uimm);
1466 tcg_gen_shri_tl(t0, t0, uimm);
1471 MIPS_INVAL("invalid dsrl flag");
1472 generate_exception(ctx, EXCP_RI);
1477 tcg_gen_shli_tl(t0, t0, uimm + 32);
1481 tcg_gen_sari_tl(t0, t0, uimm + 32);
1485 switch ((ctx->opcode >> 21) & 0x1f) {
1487 tcg_gen_shri_tl(t0, t0, uimm + 32);
1491 /* drotr32 is decoded as dsrl32 on non-R2 CPUs */
1492 if (env->insn_flags & ISA_MIPS32R2) {
1493 tcg_gen_rotri_tl(t0, t0, uimm + 32);
1496 tcg_gen_shri_tl(t0, t0, uimm + 32);
1501 MIPS_INVAL("invalid dsrl32 flag");
1502 generate_exception(ctx, EXCP_RI);
1509 generate_exception(ctx, EXCP_RI);
1512 gen_store_gpr(t0, rt);
1513 MIPS_DEBUG("%s %s, %s, " TARGET_FMT_lx, opn, regnames[rt], regnames[rs], uimm);
1519 static void gen_arith (CPUState *env, DisasContext *ctx, uint32_t opc,
1520 int rd, int rs, int rt)
1522 const char *opn = "arith";
1523 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
1524 TCGv t1 = tcg_temp_local_new(TCG_TYPE_TL);
1526 if (rd == 0 && opc != OPC_ADD && opc != OPC_SUB
1527 && opc != OPC_DADD && opc != OPC_DSUB) {
1528 /* If no destination, treat it as a NOP.
1529 For add & sub, we must generate the overflow exception when needed. */
1533 gen_load_gpr(t0, rs);
1534 /* Specialcase the conventional move operation. */
1535 if (rt == 0 && (opc == OPC_ADDU || opc == OPC_DADDU
1536 || opc == OPC_SUBU || opc == OPC_DSUBU)) {
1537 gen_store_gpr(t0, rd);
1540 gen_load_gpr(t1, rt);
1544 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1545 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1546 int l1 = gen_new_label();
1548 save_cpu_state(ctx, 1);
1549 tcg_gen_ext32s_tl(r_tmp1, t0);
1550 tcg_gen_ext32s_tl(r_tmp2, t1);
1551 tcg_gen_add_tl(t0, r_tmp1, r_tmp2);
1553 tcg_gen_xor_tl(r_tmp1, r_tmp1, t1);
1554 tcg_gen_xori_tl(r_tmp1, r_tmp1, -1);
1555 tcg_gen_xor_tl(r_tmp2, t0, t1);
1556 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1557 tcg_temp_free(r_tmp2);
1558 tcg_gen_brcondi_tl(TCG_COND_GE, r_tmp1, 0, l1);
1559 /* operands of same sign, result different sign */
1560 generate_exception(ctx, EXCP_OVERFLOW);
1562 tcg_temp_free(r_tmp1);
1564 tcg_gen_ext32s_tl(t0, t0);
1569 tcg_gen_add_tl(t0, t0, t1);
1570 tcg_gen_ext32s_tl(t0, t0);
1575 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1576 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1577 int l1 = gen_new_label();
1579 save_cpu_state(ctx, 1);
1580 tcg_gen_ext32s_tl(r_tmp1, t0);
1581 tcg_gen_ext32s_tl(r_tmp2, t1);
1582 tcg_gen_sub_tl(t0, r_tmp1, r_tmp2);
1584 tcg_gen_xor_tl(r_tmp2, r_tmp1, t1);
1585 tcg_gen_xor_tl(r_tmp1, r_tmp1, t0);
1586 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1587 tcg_temp_free(r_tmp2);
1588 tcg_gen_brcondi_tl(TCG_COND_GE, r_tmp1, 0, l1);
1589 /* operands of different sign, first operand and result different sign */
1590 generate_exception(ctx, EXCP_OVERFLOW);
1592 tcg_temp_free(r_tmp1);
1594 tcg_gen_ext32s_tl(t0, t0);
1599 tcg_gen_sub_tl(t0, t0, t1);
1600 tcg_gen_ext32s_tl(t0, t0);
1603 #if defined(TARGET_MIPS64)
1606 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1607 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1608 int l1 = gen_new_label();
1610 save_cpu_state(ctx, 1);
1611 tcg_gen_mov_tl(r_tmp1, t0);
1612 tcg_gen_add_tl(t0, t0, t1);
1614 tcg_gen_xor_tl(r_tmp1, r_tmp1, t1);
1615 tcg_gen_xori_tl(r_tmp1, r_tmp1, -1);
1616 tcg_gen_xor_tl(r_tmp2, t0, t1);
1617 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1618 tcg_temp_free(r_tmp2);
1619 tcg_gen_brcondi_tl(TCG_COND_GE, r_tmp1, 0, l1);
1620 /* operands of same sign, result different sign */
1621 generate_exception(ctx, EXCP_OVERFLOW);
1623 tcg_temp_free(r_tmp1);
1628 tcg_gen_add_tl(t0, t0, t1);
1633 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_TL);
1634 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_TL);
1635 int l1 = gen_new_label();
1637 save_cpu_state(ctx, 1);
1638 tcg_gen_mov_tl(r_tmp1, t0);
1639 tcg_gen_sub_tl(t0, t0, t1);
1641 tcg_gen_xor_tl(r_tmp2, r_tmp1, t1);
1642 tcg_gen_xor_tl(r_tmp1, r_tmp1, t0);
1643 tcg_gen_and_tl(r_tmp1, r_tmp1, r_tmp2);
1644 tcg_temp_free(r_tmp2);
1645 tcg_gen_brcondi_tl(TCG_COND_GE, r_tmp1, 0, l1);
1646 /* operands of different sign, first operand and result different sign */
1647 generate_exception(ctx, EXCP_OVERFLOW);
1649 tcg_temp_free(r_tmp1);
1654 tcg_gen_sub_tl(t0, t0, t1);
1667 tcg_gen_and_tl(t0, t0, t1);
1671 tcg_gen_or_tl(t0, t0, t1);
1672 tcg_gen_not_tl(t0, t0);
1676 tcg_gen_or_tl(t0, t0, t1);
1680 tcg_gen_xor_tl(t0, t0, t1);
1684 tcg_gen_mul_tl(t0, t0, t1);
1685 tcg_gen_ext32s_tl(t0, t0);
1690 int l1 = gen_new_label();
1692 tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
1693 gen_store_gpr(t0, rd);
1700 int l1 = gen_new_label();
1702 tcg_gen_brcondi_tl(TCG_COND_NE, t1, 0, l1);
1703 gen_store_gpr(t0, rd);
1709 tcg_gen_andi_tl(t0, t0, 0x1f);
1710 tcg_gen_shl_tl(t0, t1, t0);
1711 tcg_gen_ext32s_tl(t0, t0);
1715 tcg_gen_ext32s_tl(t1, t1);
1716 tcg_gen_andi_tl(t0, t0, 0x1f);
1717 tcg_gen_sar_tl(t0, t1, t0);
1721 switch ((ctx->opcode >> 6) & 0x1f) {
1723 tcg_gen_ext32u_tl(t1, t1);
1724 tcg_gen_andi_tl(t0, t0, 0x1f);
1725 tcg_gen_shr_tl(t0, t1, t0);
1726 tcg_gen_ext32s_tl(t0, t0);
1730 /* rotrv is decoded as srlv on non-R2 CPUs */
1731 if (env->insn_flags & ISA_MIPS32R2) {
1732 int l1 = gen_new_label();
1733 int l2 = gen_new_label();
1735 tcg_gen_andi_tl(t0, t0, 0x1f);
1736 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
1738 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I32);
1739 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I32);
1741 tcg_gen_trunc_tl_i32(r_tmp1, t0);
1742 tcg_gen_trunc_tl_i32(r_tmp2, t1);
1743 tcg_gen_rotr_i32(r_tmp1, r_tmp1, r_tmp2);
1744 tcg_temp_free(r_tmp1);
1745 tcg_temp_free(r_tmp2);
1749 tcg_gen_mov_tl(t0, t1);
1753 tcg_gen_ext32u_tl(t1, t1);
1754 tcg_gen_andi_tl(t0, t0, 0x1f);
1755 tcg_gen_shr_tl(t0, t1, t0);
1756 tcg_gen_ext32s_tl(t0, t0);
1761 MIPS_INVAL("invalid srlv flag");
1762 generate_exception(ctx, EXCP_RI);
1766 #if defined(TARGET_MIPS64)
1768 tcg_gen_andi_tl(t0, t0, 0x3f);
1769 tcg_gen_shl_tl(t0, t1, t0);
1773 tcg_gen_andi_tl(t0, t0, 0x3f);
1774 tcg_gen_sar_tl(t0, t1, t0);
1778 switch ((ctx->opcode >> 6) & 0x1f) {
1780 tcg_gen_andi_tl(t0, t0, 0x3f);
1781 tcg_gen_shr_tl(t0, t1, t0);
1785 /* drotrv is decoded as dsrlv on non-R2 CPUs */
1786 if (env->insn_flags & ISA_MIPS32R2) {
1787 int l1 = gen_new_label();
1788 int l2 = gen_new_label();
1790 tcg_gen_andi_tl(t0, t0, 0x3f);
1791 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
1793 tcg_gen_rotr_tl(t0, t1, t0);
1797 tcg_gen_mov_tl(t0, t1);
1801 tcg_gen_andi_tl(t0, t0, 0x3f);
1802 tcg_gen_shr_tl(t0, t1, t0);
1807 MIPS_INVAL("invalid dsrlv flag");
1808 generate_exception(ctx, EXCP_RI);
1815 generate_exception(ctx, EXCP_RI);
1818 gen_store_gpr(t0, rd);
1820 MIPS_DEBUG("%s %s, %s, %s", opn, regnames[rd], regnames[rs], regnames[rt]);
1826 /* Arithmetic on HI/LO registers */
1827 static void gen_HILO (DisasContext *ctx, uint32_t opc, int reg)
1829 const char *opn = "hilo";
1830 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
1832 if (reg == 0 && (opc == OPC_MFHI || opc == OPC_MFLO)) {
1839 tcg_gen_mov_tl(t0, cpu_HI[0]);
1840 gen_store_gpr(t0, reg);
1844 tcg_gen_mov_tl(t0, cpu_LO[0]);
1845 gen_store_gpr(t0, reg);
1849 gen_load_gpr(t0, reg);
1850 tcg_gen_mov_tl(cpu_HI[0], t0);
1854 gen_load_gpr(t0, reg);
1855 tcg_gen_mov_tl(cpu_LO[0], t0);
1860 generate_exception(ctx, EXCP_RI);
1863 MIPS_DEBUG("%s %s", opn, regnames[reg]);
1868 static void gen_muldiv (DisasContext *ctx, uint32_t opc,
1871 const char *opn = "mul/div";
1872 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
1873 TCGv t1 = tcg_temp_local_new(TCG_TYPE_TL);
1875 gen_load_gpr(t0, rs);
1876 gen_load_gpr(t1, rt);
1880 int l1 = gen_new_label();
1882 tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
1884 int l2 = gen_new_label();
1885 TCGv r_tmp1 = tcg_temp_local_new(TCG_TYPE_I32);
1886 TCGv r_tmp2 = tcg_temp_local_new(TCG_TYPE_I32);
1887 TCGv r_tmp3 = tcg_temp_local_new(TCG_TYPE_I32);
1889 tcg_gen_trunc_tl_i32(r_tmp1, t0);
1890 tcg_gen_trunc_tl_i32(r_tmp2, t1);
1891 tcg_gen_brcondi_i32(TCG_COND_NE, r_tmp1, -1 << 31, l2);
1892 tcg_gen_brcondi_i32(TCG_COND_NE, r_tmp2, -1, l2);
1893 tcg_gen_ext32s_tl(cpu_LO[0], t0);
1894 tcg_gen_movi_tl(cpu_HI[0], 0);
1897 tcg_gen_div_i32(r_tmp3, r_tmp1, r_tmp2);
1898 tcg_gen_rem_i32(r_tmp2, r_tmp1, r_tmp2);
1899 tcg_gen_ext_i32_tl(cpu_LO[0], r_tmp3);
1900 tcg_gen_ext_i32_tl(cpu_HI[0], r_tmp2);
1901 tcg_temp_free(r_tmp1);
1902 tcg_temp_free(r_tmp2);
1903 tcg_temp_free(r_tmp3);
1911 int l1 = gen_new_label();
1913 tcg_gen_ext32s_tl(t1, t1);
1914 tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
1916 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I32);
1917 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I32);
1918 TCGv r_tmp3 = tcg_temp_new(TCG_TYPE_I32);
1920 tcg_gen_trunc_tl_i32(r_tmp1, t0);
1921 tcg_gen_trunc_tl_i32(r_tmp2, t1);
1922 tcg_gen_divu_i32(r_tmp3, r_tmp1, r_tmp2);
1923 tcg_gen_remu_i32(r_tmp1, r_tmp1, r_tmp2);
1924 tcg_gen_ext_i32_tl(cpu_LO[0], r_tmp3);
1925 tcg_gen_ext_i32_tl(cpu_HI[0], r_tmp1);
1926 tcg_temp_free(r_tmp1);
1927 tcg_temp_free(r_tmp2);
1928 tcg_temp_free(r_tmp3);
1936 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64);
1937 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64);
1939 tcg_gen_ext_tl_i64(r_tmp1, t0);
1940 tcg_gen_ext_tl_i64(r_tmp2, t1);
1941 tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
1942 tcg_temp_free(r_tmp2);
1943 tcg_gen_trunc_i64_tl(t0, r_tmp1);
1944 tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
1945 tcg_gen_trunc_i64_tl(t1, r_tmp1);
1946 tcg_temp_free(r_tmp1);
1947 tcg_gen_ext32s_tl(cpu_LO[0], t0);
1948 tcg_gen_ext32s_tl(cpu_HI[0], t1);
1954 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64);
1955 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64);
1957 tcg_gen_ext32u_tl(t0, t0);
1958 tcg_gen_ext32u_tl(t1, t1);
1959 tcg_gen_extu_tl_i64(r_tmp1, t0);
1960 tcg_gen_extu_tl_i64(r_tmp2, t1);
1961 tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
1962 tcg_temp_free(r_tmp2);
1963 tcg_gen_trunc_i64_tl(t0, r_tmp1);
1964 tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
1965 tcg_gen_trunc_i64_tl(t1, r_tmp1);
1966 tcg_temp_free(r_tmp1);
1967 tcg_gen_ext32s_tl(cpu_LO[0], t0);
1968 tcg_gen_ext32s_tl(cpu_HI[0], t1);
1972 #if defined(TARGET_MIPS64)
1975 int l1 = gen_new_label();
1977 tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
1979 int l2 = gen_new_label();
1981 tcg_gen_brcondi_tl(TCG_COND_NE, t0, -1LL << 63, l2);
1982 tcg_gen_brcondi_tl(TCG_COND_NE, t1, -1LL, l2);
1983 tcg_gen_mov_tl(cpu_LO[0], t0);
1984 tcg_gen_movi_tl(cpu_HI[0], 0);
1987 tcg_gen_div_i64(cpu_LO[0], t0, t1);
1988 tcg_gen_rem_i64(cpu_HI[0], t0, t1);
1996 int l1 = gen_new_label();
1998 tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
1999 tcg_gen_divu_i64(cpu_LO[0], t0, t1);
2000 tcg_gen_remu_i64(cpu_HI[0], t0, t1);
2006 tcg_gen_helper_0_2(do_dmult, t0, t1);
2010 tcg_gen_helper_0_2(do_dmultu, t0, t1);
2016 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64);
2017 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64);
2019 tcg_gen_ext_tl_i64(r_tmp1, t0);
2020 tcg_gen_ext_tl_i64(r_tmp2, t1);
2021 tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
2022 tcg_gen_concat_tl_i64(r_tmp2, cpu_LO[0], cpu_HI[0]);
2023 tcg_gen_add_i64(r_tmp1, r_tmp1, r_tmp2);
2024 tcg_temp_free(r_tmp2);
2025 tcg_gen_trunc_i64_tl(t0, r_tmp1);
2026 tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
2027 tcg_gen_trunc_i64_tl(t1, r_tmp1);
2028 tcg_temp_free(r_tmp1);
2029 tcg_gen_ext32s_tl(cpu_LO[0], t0);
2030 tcg_gen_ext32s_tl(cpu_LO[1], t1);
2036 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64);
2037 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64);
2039 tcg_gen_ext32u_tl(t0, t0);
2040 tcg_gen_ext32u_tl(t1, t1);
2041 tcg_gen_extu_tl_i64(r_tmp1, t0);
2042 tcg_gen_extu_tl_i64(r_tmp2, t1);
2043 tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
2044 tcg_gen_concat_tl_i64(r_tmp2, cpu_LO[0], cpu_HI[0]);
2045 tcg_gen_add_i64(r_tmp1, r_tmp1, r_tmp2);
2046 tcg_temp_free(r_tmp2);
2047 tcg_gen_trunc_i64_tl(t0, r_tmp1);
2048 tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
2049 tcg_gen_trunc_i64_tl(t1, r_tmp1);
2050 tcg_temp_free(r_tmp1);
2051 tcg_gen_ext32s_tl(cpu_LO[0], t0);
2052 tcg_gen_ext32s_tl(cpu_HI[0], t1);
2058 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64);
2059 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64);
2061 tcg_gen_ext_tl_i64(r_tmp1, t0);
2062 tcg_gen_ext_tl_i64(r_tmp2, t1);
2063 tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
2064 tcg_gen_concat_tl_i64(r_tmp2, cpu_LO[0], cpu_HI[0]);
2065 tcg_gen_sub_i64(r_tmp1, r_tmp1, r_tmp2);
2066 tcg_temp_free(r_tmp2);
2067 tcg_gen_trunc_i64_tl(t0, r_tmp1);
2068 tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
2069 tcg_gen_trunc_i64_tl(t1, r_tmp1);
2070 tcg_temp_free(r_tmp1);
2071 tcg_gen_ext32s_tl(cpu_LO[0], t0);
2072 tcg_gen_ext32s_tl(cpu_HI[0], t1);
2078 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I64);
2079 TCGv r_tmp2 = tcg_temp_new(TCG_TYPE_I64);
2081 tcg_gen_ext32u_tl(t0, t0);
2082 tcg_gen_ext32u_tl(t1, t1);
2083 tcg_gen_extu_tl_i64(r_tmp1, t0);
2084 tcg_gen_extu_tl_i64(r_tmp2, t1);
2085 tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
2086 tcg_gen_concat_tl_i64(r_tmp2, cpu_LO[0], cpu_HI[0]);
2087 tcg_gen_sub_i64(r_tmp1, r_tmp1, r_tmp2);
2088 tcg_temp_free(r_tmp2);
2089 tcg_gen_trunc_i64_tl(t0, r_tmp1);
2090 tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
2091 tcg_gen_trunc_i64_tl(t1, r_tmp1);
2092 tcg_temp_free(r_tmp1);
2093 tcg_gen_ext32s_tl(cpu_LO[0], t0);
2094 tcg_gen_ext32s_tl(cpu_HI[0], t1);
2100 generate_exception(ctx, EXCP_RI);
2103 MIPS_DEBUG("%s %s %s", opn, regnames[rs], regnames[rt]);
2109 static void gen_mul_vr54xx (DisasContext *ctx, uint32_t opc,
2110 int rd, int rs, int rt)
2112 const char *opn = "mul vr54xx";
2113 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
2114 TCGv t1 = tcg_temp_local_new(TCG_TYPE_TL);
2116 gen_load_gpr(t0, rs);
2117 gen_load_gpr(t1, rt);
2120 case OPC_VR54XX_MULS:
2121 tcg_gen_helper_1_2(do_muls, t0, t0, t1);
2124 case OPC_VR54XX_MULSU:
2125 tcg_gen_helper_1_2(do_mulsu, t0, t0, t1);
2128 case OPC_VR54XX_MACC:
2129 tcg_gen_helper_1_2(do_macc, t0, t0, t1);
2132 case OPC_VR54XX_MACCU:
2133 tcg_gen_helper_1_2(do_maccu, t0, t0, t1);
2136 case OPC_VR54XX_MSAC:
2137 tcg_gen_helper_1_2(do_msac, t0, t0, t1);
2140 case OPC_VR54XX_MSACU:
2141 tcg_gen_helper_1_2(do_msacu, t0, t0, t1);
2144 case OPC_VR54XX_MULHI:
2145 tcg_gen_helper_1_2(do_mulhi, t0, t0, t1);
2148 case OPC_VR54XX_MULHIU:
2149 tcg_gen_helper_1_2(do_mulhiu, t0, t0, t1);
2152 case OPC_VR54XX_MULSHI:
2153 tcg_gen_helper_1_2(do_mulshi, t0, t0, t1);
2156 case OPC_VR54XX_MULSHIU:
2157 tcg_gen_helper_1_2(do_mulshiu, t0, t0, t1);
2160 case OPC_VR54XX_MACCHI:
2161 tcg_gen_helper_1_2(do_macchi, t0, t0, t1);
2164 case OPC_VR54XX_MACCHIU:
2165 tcg_gen_helper_1_2(do_macchiu, t0, t0, t1);
2168 case OPC_VR54XX_MSACHI:
2169 tcg_gen_helper_1_2(do_msachi, t0, t0, t1);
2172 case OPC_VR54XX_MSACHIU:
2173 tcg_gen_helper_1_2(do_msachiu, t0, t0, t1);
2177 MIPS_INVAL("mul vr54xx");
2178 generate_exception(ctx, EXCP_RI);
2181 gen_store_gpr(t0, rd);
2182 MIPS_DEBUG("%s %s, %s, %s", opn, regnames[rd], regnames[rs], regnames[rt]);
2189 static void gen_cl (DisasContext *ctx, uint32_t opc,
2192 const char *opn = "CLx";
2193 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
2200 gen_load_gpr(t0, rs);
2203 tcg_gen_helper_1_1(do_clo, t0, t0);
2207 tcg_gen_helper_1_1(do_clz, t0, t0);
2210 #if defined(TARGET_MIPS64)
2212 tcg_gen_helper_1_1(do_dclo, t0, t0);
2216 tcg_gen_helper_1_1(do_dclz, t0, t0);
2222 generate_exception(ctx, EXCP_RI);
2225 gen_store_gpr(t0, rd);
2226 MIPS_DEBUG("%s %s, %s", opn, regnames[rd], regnames[rs]);
2233 static void gen_trap (DisasContext *ctx, uint32_t opc,
2234 int rs, int rt, int16_t imm)
2237 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
2238 TCGv t1 = tcg_temp_local_new(TCG_TYPE_TL);
2241 /* Load needed operands */
2249 /* Compare two registers */
2251 gen_load_gpr(t0, rs);
2252 gen_load_gpr(t1, rt);
2262 /* Compare register to immediate */
2263 if (rs != 0 || imm != 0) {
2264 gen_load_gpr(t0, rs);
2265 tcg_gen_movi_tl(t1, (int32_t)imm);
2272 case OPC_TEQ: /* rs == rs */
2273 case OPC_TEQI: /* r0 == 0 */
2274 case OPC_TGE: /* rs >= rs */
2275 case OPC_TGEI: /* r0 >= 0 */
2276 case OPC_TGEU: /* rs >= rs unsigned */
2277 case OPC_TGEIU: /* r0 >= 0 unsigned */
2279 tcg_gen_movi_tl(t0, 1);
2281 case OPC_TLT: /* rs < rs */
2282 case OPC_TLTI: /* r0 < 0 */
2283 case OPC_TLTU: /* rs < rs unsigned */
2284 case OPC_TLTIU: /* r0 < 0 unsigned */
2285 case OPC_TNE: /* rs != rs */
2286 case OPC_TNEI: /* r0 != 0 */
2287 /* Never trap: treat as NOP. */
2291 generate_exception(ctx, EXCP_RI);
2322 generate_exception(ctx, EXCP_RI);
2326 save_cpu_state(ctx, 1);
2328 int l1 = gen_new_label();
2330 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
2331 tcg_gen_helper_0_i(do_raise_exception, EXCP_TRAP);
2334 ctx->bstate = BS_STOP;
2340 static inline void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest)
2342 TranslationBlock *tb;
2344 if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) {
2347 tcg_gen_exit_tb((long)tb + n);
2354 /* Branches (before delay slot) */
2355 static void gen_compute_branch (DisasContext *ctx, uint32_t opc,
2356 int rs, int rt, int32_t offset)
2358 target_ulong btgt = -1;
2360 int bcond_compute = 0;
2361 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
2362 TCGv t1 = tcg_temp_local_new(TCG_TYPE_TL);
2364 if (ctx->hflags & MIPS_HFLAG_BMASK) {
2365 #ifdef MIPS_DEBUG_DISAS
2366 if (loglevel & CPU_LOG_TB_IN_ASM) {
2368 "Branch in delay slot at PC 0x" TARGET_FMT_lx "\n",
2372 generate_exception(ctx, EXCP_RI);
2376 /* Load needed operands */
2382 /* Compare two registers */
2384 gen_load_gpr(t0, rs);
2385 gen_load_gpr(t1, rt);
2388 btgt = ctx->pc + 4 + offset;
2402 /* Compare to zero */
2404 gen_load_gpr(t0, rs);
2407 btgt = ctx->pc + 4 + offset;
2411 /* Jump to immediate */
2412 btgt = ((ctx->pc + 4) & (int32_t)0xF0000000) | (uint32_t)offset;
2416 /* Jump to register */
2417 if (offset != 0 && offset != 16) {
2418 /* Hint = 0 is JR/JALR, hint 16 is JR.HB/JALR.HB, the
2419 others are reserved. */
2420 MIPS_INVAL("jump hint");
2421 generate_exception(ctx, EXCP_RI);
2424 gen_load_gpr(btarget, rs);
2427 MIPS_INVAL("branch/jump");
2428 generate_exception(ctx, EXCP_RI);
2431 if (bcond_compute == 0) {
2432 /* No condition to be computed */
2434 case OPC_BEQ: /* rx == rx */
2435 case OPC_BEQL: /* rx == rx likely */
2436 case OPC_BGEZ: /* 0 >= 0 */
2437 case OPC_BGEZL: /* 0 >= 0 likely */
2438 case OPC_BLEZ: /* 0 <= 0 */
2439 case OPC_BLEZL: /* 0 <= 0 likely */
2441 ctx->hflags |= MIPS_HFLAG_B;
2442 MIPS_DEBUG("balways");
2444 case OPC_BGEZAL: /* 0 >= 0 */
2445 case OPC_BGEZALL: /* 0 >= 0 likely */
2446 /* Always take and link */
2448 ctx->hflags |= MIPS_HFLAG_B;
2449 MIPS_DEBUG("balways and link");
2451 case OPC_BNE: /* rx != rx */
2452 case OPC_BGTZ: /* 0 > 0 */
2453 case OPC_BLTZ: /* 0 < 0 */
2455 MIPS_DEBUG("bnever (NOP)");
2457 case OPC_BLTZAL: /* 0 < 0 */
2458 tcg_gen_movi_tl(t0, ctx->pc + 8);
2459 gen_store_gpr(t0, 31);
2460 MIPS_DEBUG("bnever and link");
2462 case OPC_BLTZALL: /* 0 < 0 likely */
2463 tcg_gen_movi_tl(t0, ctx->pc + 8);
2464 gen_store_gpr(t0, 31);
2465 /* Skip the instruction in the delay slot */
2466 MIPS_DEBUG("bnever, link and skip");
2469 case OPC_BNEL: /* rx != rx likely */
2470 case OPC_BGTZL: /* 0 > 0 likely */
2471 case OPC_BLTZL: /* 0 < 0 likely */
2472 /* Skip the instruction in the delay slot */
2473 MIPS_DEBUG("bnever and skip");
2477 ctx->hflags |= MIPS_HFLAG_B;
2478 MIPS_DEBUG("j " TARGET_FMT_lx, btgt);
2482 ctx->hflags |= MIPS_HFLAG_B;
2483 MIPS_DEBUG("jal " TARGET_FMT_lx, btgt);
2486 ctx->hflags |= MIPS_HFLAG_BR;
2487 MIPS_DEBUG("jr %s", regnames[rs]);
2491 ctx->hflags |= MIPS_HFLAG_BR;
2492 MIPS_DEBUG("jalr %s, %s", regnames[rt], regnames[rs]);
2495 MIPS_INVAL("branch/jump");
2496 generate_exception(ctx, EXCP_RI);
2503 MIPS_DEBUG("beq %s, %s, " TARGET_FMT_lx,
2504 regnames[rs], regnames[rt], btgt);
2508 MIPS_DEBUG("beql %s, %s, " TARGET_FMT_lx,
2509 regnames[rs], regnames[rt], btgt);
2513 MIPS_DEBUG("bne %s, %s, " TARGET_FMT_lx,
2514 regnames[rs], regnames[rt], btgt);
2518 MIPS_DEBUG("bnel %s, %s, " TARGET_FMT_lx,
2519 regnames[rs], regnames[rt], btgt);
2523 MIPS_DEBUG("bgez %s, " TARGET_FMT_lx, regnames[rs], btgt);
2527 MIPS_DEBUG("bgezl %s, " TARGET_FMT_lx, regnames[rs], btgt);
2531 MIPS_DEBUG("bgezal %s, " TARGET_FMT_lx, regnames[rs], btgt);
2537 MIPS_DEBUG("bgezall %s, " TARGET_FMT_lx, regnames[rs], btgt);
2541 MIPS_DEBUG("bgtz %s, " TARGET_FMT_lx, regnames[rs], btgt);
2545 MIPS_DEBUG("bgtzl %s, " TARGET_FMT_lx, regnames[rs], btgt);
2549 MIPS_DEBUG("blez %s, " TARGET_FMT_lx, regnames[rs], btgt);
2553 MIPS_DEBUG("blezl %s, " TARGET_FMT_lx, regnames[rs], btgt);
2557 MIPS_DEBUG("bltz %s, " TARGET_FMT_lx, regnames[rs], btgt);
2561 MIPS_DEBUG("bltzl %s, " TARGET_FMT_lx, regnames[rs], btgt);
2566 MIPS_DEBUG("bltzal %s, " TARGET_FMT_lx, regnames[rs], btgt);
2568 ctx->hflags |= MIPS_HFLAG_BC;
2569 tcg_gen_trunc_tl_i32(bcond, t0);
2574 MIPS_DEBUG("bltzall %s, " TARGET_FMT_lx, regnames[rs], btgt);
2576 ctx->hflags |= MIPS_HFLAG_BL;
2577 tcg_gen_trunc_tl_i32(bcond, t0);
2580 MIPS_INVAL("conditional branch/jump");
2581 generate_exception(ctx, EXCP_RI);
2585 MIPS_DEBUG("enter ds: link %d cond %02x target " TARGET_FMT_lx,
2586 blink, ctx->hflags, btgt);
2588 ctx->btarget = btgt;
2590 tcg_gen_movi_tl(t0, ctx->pc + 8);
2591 gen_store_gpr(t0, blink);
2599 /* special3 bitfield operations */
2600 static void gen_bitops (DisasContext *ctx, uint32_t opc, int rt,
2601 int rs, int lsb, int msb)
2603 TCGv t0 = tcg_temp_new(TCG_TYPE_TL);
2604 TCGv t1 = tcg_temp_new(TCG_TYPE_TL);
2607 gen_load_gpr(t1, rs);
2612 tcg_gen_shri_tl(t0, t1, lsb);
2614 tcg_gen_andi_tl(t0, t0, (1 << (msb + 1)) - 1);
2616 tcg_gen_ext32s_tl(t0, t0);
2619 #if defined(TARGET_MIPS64)
2621 tcg_gen_shri_tl(t0, t1, lsb);
2623 tcg_gen_andi_tl(t0, t0, (1ULL << (msb + 1 + 32)) - 1);
2627 tcg_gen_shri_tl(t0, t1, lsb + 32);
2628 tcg_gen_andi_tl(t0, t0, (1ULL << (msb + 1)) - 1);
2631 tcg_gen_shri_tl(t0, t1, lsb);
2632 tcg_gen_andi_tl(t0, t0, (1ULL << (msb + 1)) - 1);
2638 mask = ((msb - lsb + 1 < 32) ? ((1 << (msb - lsb + 1)) - 1) : ~0) << lsb;
2639 gen_load_gpr(t0, rt);
2640 tcg_gen_andi_tl(t0, t0, ~mask);
2641 tcg_gen_shli_tl(t1, t1, lsb);
2642 tcg_gen_andi_tl(t1, t1, mask);
2643 tcg_gen_or_tl(t0, t0, t1);
2644 tcg_gen_ext32s_tl(t0, t0);
2646 #if defined(TARGET_MIPS64)
2650 mask = ((msb - lsb + 1 + 32 < 64) ? ((1ULL << (msb - lsb + 1 + 32)) - 1) : ~0ULL) << lsb;
2651 gen_load_gpr(t0, rt);
2652 tcg_gen_andi_tl(t0, t0, ~mask);
2653 tcg_gen_shli_tl(t1, t1, lsb);
2654 tcg_gen_andi_tl(t1, t1, mask);
2655 tcg_gen_or_tl(t0, t0, t1);
2660 mask = ((1ULL << (msb - lsb + 1)) - 1) << lsb;
2661 gen_load_gpr(t0, rt);
2662 tcg_gen_andi_tl(t0, t0, ~mask);
2663 tcg_gen_shli_tl(t1, t1, lsb + 32);
2664 tcg_gen_andi_tl(t1, t1, mask);
2665 tcg_gen_or_tl(t0, t0, t1);
2670 gen_load_gpr(t0, rt);
2671 mask = ((1ULL << (msb - lsb + 1)) - 1) << lsb;
2672 gen_load_gpr(t0, rt);
2673 tcg_gen_andi_tl(t0, t0, ~mask);
2674 tcg_gen_shli_tl(t1, t1, lsb);
2675 tcg_gen_andi_tl(t1, t1, mask);
2676 tcg_gen_or_tl(t0, t0, t1);
2681 MIPS_INVAL("bitops");
2682 generate_exception(ctx, EXCP_RI);
2687 gen_store_gpr(t0, rt);
2692 static void gen_bshfl (DisasContext *ctx, uint32_t op2, int rt, int rd)
2694 TCGv t0 = tcg_temp_new(TCG_TYPE_TL);
2695 TCGv t1 = tcg_temp_new(TCG_TYPE_TL);
2697 gen_load_gpr(t1, rt);
2700 tcg_gen_shri_tl(t0, t1, 8);
2701 tcg_gen_andi_tl(t0, t0, 0x00FF00FF);
2702 tcg_gen_shli_tl(t1, t1, 8);
2703 tcg_gen_andi_tl(t1, t1, ~0x00FF00FF);
2704 tcg_gen_or_tl(t0, t0, t1);
2705 tcg_gen_ext32s_tl(t0, t0);
2708 tcg_gen_ext8s_tl(t0, t1);
2711 tcg_gen_ext16s_tl(t0, t1);
2713 #if defined(TARGET_MIPS64)
2715 gen_load_gpr(t1, rt);
2716 tcg_gen_shri_tl(t0, t1, 8);
2717 tcg_gen_andi_tl(t0, t0, 0x00FF00FF00FF00FFULL);
2718 tcg_gen_shli_tl(t1, t1, 8);
2719 tcg_gen_andi_tl(t1, t1, ~0x00FF00FF00FF00FFULL);
2720 tcg_gen_or_tl(t0, t0, t1);
2723 gen_load_gpr(t1, rt);
2724 tcg_gen_shri_tl(t0, t1, 16);
2725 tcg_gen_andi_tl(t0, t0, 0x0000FFFF0000FFFFULL);
2726 tcg_gen_shli_tl(t1, t1, 16);
2727 tcg_gen_andi_tl(t1, t1, ~0x0000FFFF0000FFFFULL);
2728 tcg_gen_or_tl(t1, t0, t1);
2729 tcg_gen_shri_tl(t0, t1, 32);
2730 tcg_gen_shli_tl(t1, t1, 32);
2731 tcg_gen_or_tl(t0, t0, t1);
2735 MIPS_INVAL("bsfhl");
2736 generate_exception(ctx, EXCP_RI);
2741 gen_store_gpr(t0, rd);
2746 #ifndef CONFIG_USER_ONLY
2747 /* CP0 (MMU and control) */
2748 static inline void gen_mfc0_load32 (TCGv t, target_ulong off)
2750 TCGv r_tmp = tcg_temp_new(TCG_TYPE_I32);
2752 tcg_gen_ld_i32(r_tmp, cpu_env, off);
2753 tcg_gen_ext_i32_tl(t, r_tmp);
2754 tcg_temp_free(r_tmp);
2757 static inline void gen_mfc0_load64 (TCGv t, target_ulong off)
2759 tcg_gen_ld_tl(t, cpu_env, off);
2760 tcg_gen_ext32s_tl(t, t);
2763 static inline void gen_mtc0_store32 (TCGv t, target_ulong off)
2765 TCGv r_tmp = tcg_temp_new(TCG_TYPE_I32);
2767 tcg_gen_trunc_tl_i32(r_tmp, t);
2768 tcg_gen_st_i32(r_tmp, cpu_env, off);
2769 tcg_temp_free(r_tmp);
2772 static inline void gen_mtc0_store64 (TCGv t, target_ulong off)
2774 tcg_gen_ext32s_tl(t, t);
2775 tcg_gen_st_tl(t, cpu_env, off);
2778 static void gen_mfc0 (CPUState *env, DisasContext *ctx, TCGv t0, int reg, int sel)
2780 const char *rn = "invalid";
2783 check_insn(env, ctx, ISA_MIPS32);
2789 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Index));
2793 check_insn(env, ctx, ASE_MT);
2794 tcg_gen_helper_1_0(do_mfc0_mvpcontrol, t0);
2798 check_insn(env, ctx, ASE_MT);
2799 tcg_gen_helper_1_0(do_mfc0_mvpconf0, t0);
2803 check_insn(env, ctx, ASE_MT);
2804 tcg_gen_helper_1_0(do_mfc0_mvpconf1, t0);
2814 tcg_gen_helper_1_0(do_mfc0_random, t0);
2818 check_insn(env, ctx, ASE_MT);
2819 gen_mfc0_load32(t0, offsetof(CPUState, CP0_VPEControl));
2823 check_insn(env, ctx, ASE_MT);
2824 gen_mfc0_load32(t0, offsetof(CPUState, CP0_VPEConf0));
2828 check_insn(env, ctx, ASE_MT);
2829 gen_mfc0_load32(t0, offsetof(CPUState, CP0_VPEConf1));
2833 check_insn(env, ctx, ASE_MT);
2834 gen_mfc0_load64(t0, offsetof(CPUState, CP0_YQMask));
2838 check_insn(env, ctx, ASE_MT);
2839 gen_mfc0_load64(t0, offsetof(CPUState, CP0_VPESchedule));
2843 check_insn(env, ctx, ASE_MT);
2844 gen_mfc0_load64(t0, offsetof(CPUState, CP0_VPEScheFBack));
2845 rn = "VPEScheFBack";
2848 check_insn(env, ctx, ASE_MT);
2849 gen_mfc0_load32(t0, offsetof(CPUState, CP0_VPEOpt));
2859 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_EntryLo0));
2860 tcg_gen_ext32s_tl(t0, t0);
2864 check_insn(env, ctx, ASE_MT);
2865 tcg_gen_helper_1_0(do_mfc0_tcstatus, t0);
2869 check_insn(env, ctx, ASE_MT);
2870 tcg_gen_helper_1_0(do_mfc0_tcbind, t0);
2874 check_insn(env, ctx, ASE_MT);
2875 tcg_gen_helper_1_0(do_mfc0_tcrestart, t0);
2879 check_insn(env, ctx, ASE_MT);
2880 tcg_gen_helper_1_0(do_mfc0_tchalt, t0);
2884 check_insn(env, ctx, ASE_MT);
2885 tcg_gen_helper_1_0(do_mfc0_tccontext, t0);
2889 check_insn(env, ctx, ASE_MT);
2890 tcg_gen_helper_1_0(do_mfc0_tcschedule, t0);
2894 check_insn(env, ctx, ASE_MT);
2895 tcg_gen_helper_1_0(do_mfc0_tcschefback, t0);
2905 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_EntryLo1));
2906 tcg_gen_ext32s_tl(t0, t0);
2916 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_Context));
2917 tcg_gen_ext32s_tl(t0, t0);
2921 // tcg_gen_helper_1_0(do_mfc0_contextconfig, t0); /* SmartMIPS ASE */
2922 rn = "ContextConfig";
2931 gen_mfc0_load32(t0, offsetof(CPUState, CP0_PageMask));
2935 check_insn(env, ctx, ISA_MIPS32R2);
2936 gen_mfc0_load32(t0, offsetof(CPUState, CP0_PageGrain));
2946 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Wired));
2950 check_insn(env, ctx, ISA_MIPS32R2);
2951 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSConf0));
2955 check_insn(env, ctx, ISA_MIPS32R2);
2956 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSConf1));
2960 check_insn(env, ctx, ISA_MIPS32R2);
2961 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSConf2));
2965 check_insn(env, ctx, ISA_MIPS32R2);
2966 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSConf3));
2970 check_insn(env, ctx, ISA_MIPS32R2);
2971 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSConf4));
2981 check_insn(env, ctx, ISA_MIPS32R2);
2982 gen_mfc0_load32(t0, offsetof(CPUState, CP0_HWREna));
2992 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_BadVAddr));
2993 tcg_gen_ext32s_tl(t0, t0);
3003 /* Mark as an IO operation because we read the time. */
3006 tcg_gen_helper_1_0(do_mfc0_count, t0);
3009 ctx->bstate = BS_STOP;
3013 /* 6,7 are implementation dependent */
3021 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_EntryHi));
3022 tcg_gen_ext32s_tl(t0, t0);
3032 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Compare));
3035 /* 6,7 are implementation dependent */
3043 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Status));
3047 check_insn(env, ctx, ISA_MIPS32R2);
3048 gen_mfc0_load32(t0, offsetof(CPUState, CP0_IntCtl));
3052 check_insn(env, ctx, ISA_MIPS32R2);
3053 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSCtl));
3057 check_insn(env, ctx, ISA_MIPS32R2);
3058 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSMap));
3068 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Cause));
3078 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_EPC));
3079 tcg_gen_ext32s_tl(t0, t0);
3089 gen_mfc0_load32(t0, offsetof(CPUState, CP0_PRid));
3093 check_insn(env, ctx, ISA_MIPS32R2);
3094 gen_mfc0_load32(t0, offsetof(CPUState, CP0_EBase));
3104 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config0));
3108 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config1));
3112 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config2));
3116 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config3));
3119 /* 4,5 are reserved */
3120 /* 6,7 are implementation dependent */
3122 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config6));
3126 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config7));
3136 tcg_gen_helper_1_0(do_mfc0_lladdr, t0);
3146 tcg_gen_helper_1_i(do_mfc0_watchlo, t0, sel);
3156 tcg_gen_helper_1_i(do_mfc0_watchhi, t0, sel);
3166 #if defined(TARGET_MIPS64)
3167 check_insn(env, ctx, ISA_MIPS3);
3168 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_XContext));
3169 tcg_gen_ext32s_tl(t0, t0);
3178 /* Officially reserved, but sel 0 is used for R1x000 framemask */
3181 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Framemask));
3190 rn = "'Diagnostic"; /* implementation dependent */
3195 tcg_gen_helper_1_0(do_mfc0_debug, t0); /* EJTAG support */
3199 // tcg_gen_helper_1_0(do_mfc0_tracecontrol, t0); /* PDtrace support */
3200 rn = "TraceControl";
3203 // tcg_gen_helper_1_0(do_mfc0_tracecontrol2, t0); /* PDtrace support */
3204 rn = "TraceControl2";
3207 // tcg_gen_helper_1_0(do_mfc0_usertracedata, t0); /* PDtrace support */
3208 rn = "UserTraceData";
3211 // tcg_gen_helper_1_0(do_mfc0_tracebpc, t0); /* PDtrace support */
3222 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_DEPC));
3223 tcg_gen_ext32s_tl(t0, t0);
3233 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Performance0));
3234 rn = "Performance0";
3237 // tcg_gen_helper_1_0(do_mfc0_performance1, t0);
3238 rn = "Performance1";
3241 // tcg_gen_helper_1_0(do_mfc0_performance2, t0);
3242 rn = "Performance2";
3245 // tcg_gen_helper_1_0(do_mfc0_performance3, t0);
3246 rn = "Performance3";
3249 // tcg_gen_helper_1_0(do_mfc0_performance4, t0);
3250 rn = "Performance4";
3253 // tcg_gen_helper_1_0(do_mfc0_performance5, t0);
3254 rn = "Performance5";
3257 // tcg_gen_helper_1_0(do_mfc0_performance6, t0);
3258 rn = "Performance6";
3261 // tcg_gen_helper_1_0(do_mfc0_performance7, t0);
3262 rn = "Performance7";
3287 gen_mfc0_load32(t0, offsetof(CPUState, CP0_TagLo));
3294 gen_mfc0_load32(t0, offsetof(CPUState, CP0_DataLo));
3307 gen_mfc0_load32(t0, offsetof(CPUState, CP0_TagHi));
3314 gen_mfc0_load32(t0, offsetof(CPUState, CP0_DataHi));
3324 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_ErrorEPC));
3325 tcg_gen_ext32s_tl(t0, t0);
3336 gen_mfc0_load32(t0, offsetof(CPUState, CP0_DESAVE));
3346 #if defined MIPS_DEBUG_DISAS
3347 if (loglevel & CPU_LOG_TB_IN_ASM) {
3348 fprintf(logfile, "mfc0 %s (reg %d sel %d)\n",
3355 #if defined MIPS_DEBUG_DISAS
3356 if (loglevel & CPU_LOG_TB_IN_ASM) {
3357 fprintf(logfile, "mfc0 %s (reg %d sel %d)\n",
3361 generate_exception(ctx, EXCP_RI);
3364 static void gen_mtc0 (CPUState *env, DisasContext *ctx, TCGv t0, int reg, int sel)
3366 const char *rn = "invalid";
3369 check_insn(env, ctx, ISA_MIPS32);
3378 tcg_gen_helper_0_1(do_mtc0_index, t0);
3382 check_insn(env, ctx, ASE_MT);
3383 tcg_gen_helper_0_1(do_mtc0_mvpcontrol, t0);
3387 check_insn(env, ctx, ASE_MT);
3392 check_insn(env, ctx, ASE_MT);
3407 check_insn(env, ctx, ASE_MT);
3408 tcg_gen_helper_0_1(do_mtc0_vpecontrol, t0);
3412 check_insn(env, ctx, ASE_MT);
3413 tcg_gen_helper_0_1(do_mtc0_vpeconf0, t0);
3417 check_insn(env, ctx, ASE_MT);
3418 tcg_gen_helper_0_1(do_mtc0_vpeconf1, t0);
3422 check_insn(env, ctx, ASE_MT);
3423 tcg_gen_helper_0_1(do_mtc0_yqmask, t0);
3427 check_insn(env, ctx, ASE_MT);
3428 gen_mtc0_store64(t0, offsetof(CPUState, CP0_VPESchedule));
3432 check_insn(env, ctx, ASE_MT);
3433 gen_mtc0_store64(t0, offsetof(CPUState, CP0_VPEScheFBack));
3434 rn = "VPEScheFBack";
3437 check_insn(env, ctx, ASE_MT);
3438 tcg_gen_helper_0_1(do_mtc0_vpeopt, t0);
3448 tcg_gen_helper_0_1(do_mtc0_entrylo0, t0);
3452 check_insn(env, ctx, ASE_MT);
3453 tcg_gen_helper_0_1(do_mtc0_tcstatus, t0);
3457 check_insn(env, ctx, ASE_MT);
3458 tcg_gen_helper_0_1(do_mtc0_tcbind, t0);
3462 check_insn(env, ctx, ASE_MT);
3463 tcg_gen_helper_0_1(do_mtc0_tcrestart, t0);
3467 check_insn(env, ctx, ASE_MT);
3468 tcg_gen_helper_0_1(do_mtc0_tchalt, t0);
3472 check_insn(env, ctx, ASE_MT);
3473 tcg_gen_helper_0_1(do_mtc0_tccontext, t0);
3477 check_insn(env, ctx, ASE_MT);
3478 tcg_gen_helper_0_1(do_mtc0_tcschedule, t0);
3482 check_insn(env, ctx, ASE_MT);
3483 tcg_gen_helper_0_1(do_mtc0_tcschefback, t0);
3493 tcg_gen_helper_0_1(do_mtc0_entrylo1, t0);
3503 tcg_gen_helper_0_1(do_mtc0_context, t0);
3507 // tcg_gen_helper_0_1(do_mtc0_contextconfig, t0); /* SmartMIPS ASE */
3508 rn = "ContextConfig";
3517 tcg_gen_helper_0_1(do_mtc0_pagemask, t0);
3521 check_insn(env, ctx, ISA_MIPS32R2);
3522 tcg_gen_helper_0_1(do_mtc0_pagegrain, t0);
3532 tcg_gen_helper_0_1(do_mtc0_wired, t0);
3536 check_insn(env, ctx, ISA_MIPS32R2);
3537 tcg_gen_helper_0_1(do_mtc0_srsconf0, t0);
3541 check_insn(env, ctx, ISA_MIPS32R2);
3542 tcg_gen_helper_0_1(do_mtc0_srsconf1, t0);
3546 check_insn(env, ctx, ISA_MIPS32R2);
3547 tcg_gen_helper_0_1(do_mtc0_srsconf2, t0);
3551 check_insn(env, ctx, ISA_MIPS32R2);
3552 tcg_gen_helper_0_1(do_mtc0_srsconf3, t0);
3556 check_insn(env, ctx, ISA_MIPS32R2);
3557 tcg_gen_helper_0_1(do_mtc0_srsconf4, t0);
3567 check_insn(env, ctx, ISA_MIPS32R2);
3568 tcg_gen_helper_0_1(do_mtc0_hwrena, t0);
3582 tcg_gen_helper_0_1(do_mtc0_count, t0);
3585 /* 6,7 are implementation dependent */
3589 /* Stop translation as we may have switched the execution mode */
3590 ctx->bstate = BS_STOP;
3595 tcg_gen_helper_0_1(do_mtc0_entryhi, t0);
3605 tcg_gen_helper_0_1(do_mtc0_compare, t0);
3608 /* 6,7 are implementation dependent */
3616 tcg_gen_helper_0_1(do_mtc0_status, t0);
3617 /* BS_STOP isn't good enough here, hflags may have changed. */
3618 gen_save_pc(ctx->pc + 4);
3619 ctx->bstate = BS_EXCP;
3623 check_insn(env, ctx, ISA_MIPS32R2);
3624 tcg_gen_helper_0_1(do_mtc0_intctl, t0);
3625 /* Stop translation as we may have switched the execution mode */
3626 ctx->bstate = BS_STOP;
3630 check_insn(env, ctx, ISA_MIPS32R2);
3631 tcg_gen_helper_0_1(do_mtc0_srsctl, t0);
3632 /* Stop translation as we may have switched the execution mode */
3633 ctx->bstate = BS_STOP;
3637 check_insn(env, ctx, ISA_MIPS32R2);
3638 gen_mtc0_store32(t0, offsetof(CPUState, CP0_SRSMap));
3639 /* Stop translation as we may have switched the execution mode */
3640 ctx->bstate = BS_STOP;
3650 tcg_gen_helper_0_1(do_mtc0_cause, t0);
3656 /* Stop translation as we may have switched the execution mode */
3657 ctx->bstate = BS_STOP;
3662 gen_mtc0_store64(t0, offsetof(CPUState, CP0_EPC));
3676 check_insn(env, ctx, ISA_MIPS32R2);
3677 tcg_gen_helper_0_1(do_mtc0_ebase, t0);
3687 tcg_gen_helper_0_1(do_mtc0_config0, t0);
3689 /* Stop translation as we may have switched the execution mode */
3690 ctx->bstate = BS_STOP;
3693 /* ignored, read only */
3697 tcg_gen_helper_0_1(do_mtc0_config2, t0);
3699 /* Stop translation as we may have switched the execution mode */
3700 ctx->bstate = BS_STOP;
3703 /* ignored, read only */
3706 /* 4,5 are reserved */
3707 /* 6,7 are implementation dependent */
3717 rn = "Invalid config selector";
3734 tcg_gen_helper_0_1i(do_mtc0_watchlo, t0, sel);
3744 tcg_gen_helper_0_1i(do_mtc0_watchhi, t0, sel);
3754 #if defined(TARGET_MIPS64)
3755 check_insn(env, ctx, ISA_MIPS3);
3756 tcg_gen_helper_0_1(do_mtc0_xcontext, t0);
3765 /* Officially reserved, but sel 0 is used for R1x000 framemask */
3768 tcg_gen_helper_0_1(do_mtc0_framemask, t0);
3777 rn = "Diagnostic"; /* implementation dependent */
3782 tcg_gen_helper_0_1(do_mtc0_debug, t0); /* EJTAG support */
3783 /* BS_STOP isn't good enough here, hflags may have changed. */
3784 gen_save_pc(ctx->pc + 4);
3785 ctx->bstate = BS_EXCP;
3789 // tcg_gen_helper_0_1(do_mtc0_tracecontrol, t0); /* PDtrace support */
3790 rn = "TraceControl";
3791 /* Stop translation as we may have switched the execution mode */
3792 ctx->bstate = BS_STOP;
3795 // tcg_gen_helper_0_1(do_mtc0_tracecontrol2, t0); /* PDtrace support */
3796 rn = "TraceControl2";
3797 /* Stop translation as we may have switched the execution mode */
3798 ctx->bstate = BS_STOP;
3801 /* Stop translation as we may have switched the execution mode */
3802 ctx->bstate = BS_STOP;
3803 // tcg_gen_helper_0_1(do_mtc0_usertracedata, t0); /* PDtrace support */
3804 rn = "UserTraceData";
3805 /* Stop translation as we may have switched the execution mode */
3806 ctx->bstate = BS_STOP;
3809 // tcg_gen_helper_0_1(do_mtc0_tracebpc, t0); /* PDtrace support */
3810 /* Stop translation as we may have switched the execution mode */
3811 ctx->bstate = BS_STOP;
3822 gen_mtc0_store64(t0, offsetof(CPUState, CP0_DEPC));
3832 tcg_gen_helper_0_1(do_mtc0_performance0, t0);
3833 rn = "Performance0";
3836 // tcg_gen_helper_0_1(do_mtc0_performance1, t0);
3837 rn = "Performance1";
3840 // tcg_gen_helper_0_1(do_mtc0_performance2, t0);
3841 rn = "Performance2";
3844 // tcg_gen_helper_0_1(do_mtc0_performance3, t0);
3845 rn = "Performance3";
3848 // tcg_gen_helper_0_1(do_mtc0_performance4, t0);
3849 rn = "Performance4";
3852 // tcg_gen_helper_0_1(do_mtc0_performance5, t0);
3853 rn = "Performance5";
3856 // tcg_gen_helper_0_1(do_mtc0_performance6, t0);
3857 rn = "Performance6";
3860 // tcg_gen_helper_0_1(do_mtc0_performance7, t0);
3861 rn = "Performance7";
3887 tcg_gen_helper_0_1(do_mtc0_taglo, t0);
3894 tcg_gen_helper_0_1(do_mtc0_datalo, t0);
3907 tcg_gen_helper_0_1(do_mtc0_taghi, t0);
3914 tcg_gen_helper_0_1(do_mtc0_datahi, t0);
3925 gen_mtc0_store64(t0, offsetof(CPUState, CP0_ErrorEPC));
3936 gen_mtc0_store32(t0, offsetof(CPUState, CP0_DESAVE));
3942 /* Stop translation as we may have switched the execution mode */
3943 ctx->bstate = BS_STOP;
3948 #if defined MIPS_DEBUG_DISAS
3949 if (loglevel & CPU_LOG_TB_IN_ASM) {
3950 fprintf(logfile, "mtc0 %s (reg %d sel %d)\n",
3954 /* For simplicity assume that all writes can cause interrupts. */
3957 ctx->bstate = BS_STOP;
3962 #if defined MIPS_DEBUG_DISAS
3963 if (loglevel & CPU_LOG_TB_IN_ASM) {
3964 fprintf(logfile, "mtc0 %s (reg %d sel %d)\n",
3968 generate_exception(ctx, EXCP_RI);
3971 #if defined(TARGET_MIPS64)
3972 static void gen_dmfc0 (CPUState *env, DisasContext *ctx, TCGv t0, int reg, int sel)
3974 const char *rn = "invalid";
3977 check_insn(env, ctx, ISA_MIPS64);
3983 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Index));
3987 check_insn(env, ctx, ASE_MT);
3988 tcg_gen_helper_1_0(do_mfc0_mvpcontrol, t0);
3992 check_insn(env, ctx, ASE_MT);
3993 tcg_gen_helper_1_0(do_mfc0_mvpconf0, t0);
3997 check_insn(env, ctx, ASE_MT);
3998 tcg_gen_helper_1_0(do_mfc0_mvpconf1, t0);
4008 tcg_gen_helper_1_0(do_mfc0_random, t0);
4012 check_insn(env, ctx, ASE_MT);
4013 gen_mfc0_load32(t0, offsetof(CPUState, CP0_VPEControl));
4017 check_insn(env, ctx, ASE_MT);
4018 gen_mfc0_load32(t0, offsetof(CPUState, CP0_VPEConf0));
4022 check_insn(env, ctx, ASE_MT);
4023 gen_mfc0_load32(t0, offsetof(CPUState, CP0_VPEConf1));
4027 check_insn(env, ctx, ASE_MT);
4028 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_YQMask));
4032 check_insn(env, ctx, ASE_MT);
4033 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_VPESchedule));
4037 check_insn(env, ctx, ASE_MT);
4038 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_VPEScheFBack));
4039 rn = "VPEScheFBack";
4042 check_insn(env, ctx, ASE_MT);
4043 gen_mfc0_load32(t0, offsetof(CPUState, CP0_VPEOpt));
4053 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_EntryLo0));
4057 check_insn(env, ctx, ASE_MT);
4058 tcg_gen_helper_1_0(do_mfc0_tcstatus, t0);
4062 check_insn(env, ctx, ASE_MT);
4063 tcg_gen_helper_1_0(do_mfc0_tcbind, t0);
4067 check_insn(env, ctx, ASE_MT);
4068 tcg_gen_helper_1_0(do_dmfc0_tcrestart, t0);
4072 check_insn(env, ctx, ASE_MT);
4073 tcg_gen_helper_1_0(do_dmfc0_tchalt, t0);
4077 check_insn(env, ctx, ASE_MT);
4078 tcg_gen_helper_1_0(do_dmfc0_tccontext, t0);
4082 check_insn(env, ctx, ASE_MT);
4083 tcg_gen_helper_1_0(do_dmfc0_tcschedule, t0);
4087 check_insn(env, ctx, ASE_MT);
4088 tcg_gen_helper_1_0(do_dmfc0_tcschefback, t0);
4098 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_EntryLo1));
4108 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_Context));
4112 // tcg_gen_helper_1_0(do_dmfc0_contextconfig, t0); /* SmartMIPS ASE */
4113 rn = "ContextConfig";
4122 gen_mfc0_load32(t0, offsetof(CPUState, CP0_PageMask));
4126 check_insn(env, ctx, ISA_MIPS32R2);
4127 gen_mfc0_load32(t0, offsetof(CPUState, CP0_PageGrain));
4137 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Wired));
4141 check_insn(env, ctx, ISA_MIPS32R2);
4142 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSConf0));
4146 check_insn(env, ctx, ISA_MIPS32R2);
4147 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSConf1));
4151 check_insn(env, ctx, ISA_MIPS32R2);
4152 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSConf2));
4156 check_insn(env, ctx, ISA_MIPS32R2);
4157 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSConf3));
4161 check_insn(env, ctx, ISA_MIPS32R2);
4162 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSConf4));
4172 check_insn(env, ctx, ISA_MIPS32R2);
4173 gen_mfc0_load32(t0, offsetof(CPUState, CP0_HWREna));
4183 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_BadVAddr));
4193 /* Mark as an IO operation because we read the time. */
4196 tcg_gen_helper_1_0(do_mfc0_count, t0);
4199 ctx->bstate = BS_STOP;
4203 /* 6,7 are implementation dependent */
4211 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_EntryHi));
4221 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Compare));
4224 /* 6,7 are implementation dependent */
4232 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Status));
4236 check_insn(env, ctx, ISA_MIPS32R2);
4237 gen_mfc0_load32(t0, offsetof(CPUState, CP0_IntCtl));
4241 check_insn(env, ctx, ISA_MIPS32R2);
4242 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSCtl));
4246 check_insn(env, ctx, ISA_MIPS32R2);
4247 gen_mfc0_load32(t0, offsetof(CPUState, CP0_SRSMap));
4257 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Cause));
4267 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_EPC));
4277 gen_mfc0_load32(t0, offsetof(CPUState, CP0_PRid));
4281 check_insn(env, ctx, ISA_MIPS32R2);
4282 gen_mfc0_load32(t0, offsetof(CPUState, CP0_EBase));
4292 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config0));
4296 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config1));
4300 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config2));
4304 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config3));
4307 /* 6,7 are implementation dependent */
4309 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config6));
4313 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Config7));
4323 tcg_gen_helper_1_0(do_dmfc0_lladdr, t0);
4333 tcg_gen_helper_1_i(do_dmfc0_watchlo, t0, sel);
4343 tcg_gen_helper_1_i(do_mfc0_watchhi, t0, sel);
4353 check_insn(env, ctx, ISA_MIPS3);
4354 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_XContext));
4362 /* Officially reserved, but sel 0 is used for R1x000 framemask */
4365 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Framemask));
4374 rn = "'Diagnostic"; /* implementation dependent */
4379 tcg_gen_helper_1_0(do_mfc0_debug, t0); /* EJTAG support */
4383 // tcg_gen_helper_1_0(do_dmfc0_tracecontrol, t0); /* PDtrace support */
4384 rn = "TraceControl";
4387 // tcg_gen_helper_1_0(do_dmfc0_tracecontrol2, t0); /* PDtrace support */
4388 rn = "TraceControl2";
4391 // tcg_gen_helper_1_0(do_dmfc0_usertracedata, t0); /* PDtrace support */
4392 rn = "UserTraceData";
4395 // tcg_gen_helper_1_0(do_dmfc0_tracebpc, t0); /* PDtrace support */
4406 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_DEPC));
4416 gen_mfc0_load32(t0, offsetof(CPUState, CP0_Performance0));
4417 rn = "Performance0";
4420 // tcg_gen_helper_1_0(do_dmfc0_performance1, t0);
4421 rn = "Performance1";
4424 // tcg_gen_helper_1_0(do_dmfc0_performance2, t0);
4425 rn = "Performance2";
4428 // tcg_gen_helper_1_0(do_dmfc0_performance3, t0);
4429 rn = "Performance3";
4432 // tcg_gen_helper_1_0(do_dmfc0_performance4, t0);
4433 rn = "Performance4";
4436 // tcg_gen_helper_1_0(do_dmfc0_performance5, t0);
4437 rn = "Performance5";
4440 // tcg_gen_helper_1_0(do_dmfc0_performance6, t0);
4441 rn = "Performance6";
4444 // tcg_gen_helper_1_0(do_dmfc0_performance7, t0);
4445 rn = "Performance7";
4470 gen_mfc0_load32(t0, offsetof(CPUState, CP0_TagLo));
4477 gen_mfc0_load32(t0, offsetof(CPUState, CP0_DataLo));
4490 gen_mfc0_load32(t0, offsetof(CPUState, CP0_TagHi));
4497 gen_mfc0_load32(t0, offsetof(CPUState, CP0_DataHi));
4507 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, CP0_ErrorEPC));
4518 gen_mfc0_load32(t0, offsetof(CPUState, CP0_DESAVE));
4528 #if defined MIPS_DEBUG_DISAS
4529 if (loglevel & CPU_LOG_TB_IN_ASM) {
4530 fprintf(logfile, "dmfc0 %s (reg %d sel %d)\n",
4537 #if defined MIPS_DEBUG_DISAS
4538 if (loglevel & CPU_LOG_TB_IN_ASM) {
4539 fprintf(logfile, "dmfc0 %s (reg %d sel %d)\n",
4543 generate_exception(ctx, EXCP_RI);
4546 static void gen_dmtc0 (CPUState *env, DisasContext *ctx, TCGv t0, int reg, int sel)
4548 const char *rn = "invalid";
4551 check_insn(env, ctx, ISA_MIPS64);
4560 tcg_gen_helper_0_1(do_mtc0_index, t0);
4564 check_insn(env, ctx, ASE_MT);
4565 tcg_gen_helper_0_1(do_mtc0_mvpcontrol, t0);
4569 check_insn(env, ctx, ASE_MT);
4574 check_insn(env, ctx, ASE_MT);
4589 check_insn(env, ctx, ASE_MT);
4590 tcg_gen_helper_0_1(do_mtc0_vpecontrol, t0);
4594 check_insn(env, ctx, ASE_MT);
4595 tcg_gen_helper_0_1(do_mtc0_vpeconf0, t0);
4599 check_insn(env, ctx, ASE_MT);
4600 tcg_gen_helper_0_1(do_mtc0_vpeconf1, t0);
4604 check_insn(env, ctx, ASE_MT);
4605 tcg_gen_helper_0_1(do_mtc0_yqmask, t0);
4609 check_insn(env, ctx, ASE_MT);
4610 tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, CP0_VPESchedule));
4614 check_insn(env, ctx, ASE_MT);
4615 tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, CP0_VPEScheFBack));
4616 rn = "VPEScheFBack";
4619 check_insn(env, ctx, ASE_MT);
4620 tcg_gen_helper_0_1(do_mtc0_vpeopt, t0);
4630 tcg_gen_helper_0_1(do_mtc0_entrylo0, t0);
4634 check_insn(env, ctx, ASE_MT);
4635 tcg_gen_helper_0_1(do_mtc0_tcstatus, t0);
4639 check_insn(env, ctx, ASE_MT);
4640 tcg_gen_helper_0_1(do_mtc0_tcbind, t0);
4644 check_insn(env, ctx, ASE_MT);
4645 tcg_gen_helper_0_1(do_mtc0_tcrestart, t0);
4649 check_insn(env, ctx, ASE_MT);
4650 tcg_gen_helper_0_1(do_mtc0_tchalt, t0);
4654 check_insn(env, ctx, ASE_MT);
4655 tcg_gen_helper_0_1(do_mtc0_tccontext, t0);
4659 check_insn(env, ctx, ASE_MT);
4660 tcg_gen_helper_0_1(do_mtc0_tcschedule, t0);
4664 check_insn(env, ctx, ASE_MT);
4665 tcg_gen_helper_0_1(do_mtc0_tcschefback, t0);
4675 tcg_gen_helper_0_1(do_mtc0_entrylo1, t0);
4685 tcg_gen_helper_0_1(do_mtc0_context, t0);
4689 // tcg_gen_helper_0_1(do_mtc0_contextconfig, t0); /* SmartMIPS ASE */
4690 rn = "ContextConfig";
4699 tcg_gen_helper_0_1(do_mtc0_pagemask, t0);
4703 check_insn(env, ctx, ISA_MIPS32R2);
4704 tcg_gen_helper_0_1(do_mtc0_pagegrain, t0);
4714 tcg_gen_helper_0_1(do_mtc0_wired, t0);
4718 check_insn(env, ctx, ISA_MIPS32R2);
4719 tcg_gen_helper_0_1(do_mtc0_srsconf0, t0);
4723 check_insn(env, ctx, ISA_MIPS32R2);
4724 tcg_gen_helper_0_1(do_mtc0_srsconf1, t0);
4728 check_insn(env, ctx, ISA_MIPS32R2);
4729 tcg_gen_helper_0_1(do_mtc0_srsconf2, t0);
4733 check_insn(env, ctx, ISA_MIPS32R2);
4734 tcg_gen_helper_0_1(do_mtc0_srsconf3, t0);
4738 check_insn(env, ctx, ISA_MIPS32R2);
4739 tcg_gen_helper_0_1(do_mtc0_srsconf4, t0);
4749 check_insn(env, ctx, ISA_MIPS32R2);
4750 tcg_gen_helper_0_1(do_mtc0_hwrena, t0);
4764 tcg_gen_helper_0_1(do_mtc0_count, t0);
4767 /* 6,7 are implementation dependent */
4771 /* Stop translation as we may have switched the execution mode */
4772 ctx->bstate = BS_STOP;
4777 tcg_gen_helper_0_1(do_mtc0_entryhi, t0);
4787 tcg_gen_helper_0_1(do_mtc0_compare, t0);
4790 /* 6,7 are implementation dependent */
4798 tcg_gen_helper_0_1(do_mtc0_status, t0);
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 check_insn(env, ctx, ISA_MIPS32R2);
4806 tcg_gen_helper_0_1(do_mtc0_intctl, t0);
4807 /* Stop translation as we may have switched the execution mode */
4808 ctx->bstate = BS_STOP;
4812 check_insn(env, ctx, ISA_MIPS32R2);
4813 tcg_gen_helper_0_1(do_mtc0_srsctl, t0);
4814 /* Stop translation as we may have switched the execution mode */
4815 ctx->bstate = BS_STOP;
4819 check_insn(env, ctx, ISA_MIPS32R2);
4820 gen_mtc0_store32(t0, offsetof(CPUState, CP0_SRSMap));
4821 /* Stop translation as we may have switched the execution mode */
4822 ctx->bstate = BS_STOP;
4832 tcg_gen_helper_0_1(do_mtc0_cause, t0);
4838 /* Stop translation as we may have switched the execution mode */
4839 ctx->bstate = BS_STOP;
4844 tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, CP0_EPC));
4858 check_insn(env, ctx, ISA_MIPS32R2);
4859 tcg_gen_helper_0_1(do_mtc0_ebase, t0);
4869 tcg_gen_helper_0_1(do_mtc0_config0, t0);
4871 /* Stop translation as we may have switched the execution mode */
4872 ctx->bstate = BS_STOP;
4879 tcg_gen_helper_0_1(do_mtc0_config2, t0);
4881 /* Stop translation as we may have switched the execution mode */
4882 ctx->bstate = BS_STOP;
4888 /* 6,7 are implementation dependent */
4890 rn = "Invalid config selector";
4907 tcg_gen_helper_0_1i(do_mtc0_watchlo, t0, sel);
4917 tcg_gen_helper_0_1i(do_mtc0_watchhi, t0, sel);
4927 check_insn(env, ctx, ISA_MIPS3);
4928 tcg_gen_helper_0_1(do_mtc0_xcontext, t0);
4936 /* Officially reserved, but sel 0 is used for R1x000 framemask */
4939 tcg_gen_helper_0_1(do_mtc0_framemask, t0);
4948 rn = "Diagnostic"; /* implementation dependent */
4953 tcg_gen_helper_0_1(do_mtc0_debug, t0); /* EJTAG support */
4954 /* BS_STOP isn't good enough here, hflags may have changed. */
4955 gen_save_pc(ctx->pc + 4);
4956 ctx->bstate = BS_EXCP;
4960 // tcg_gen_helper_0_1(do_mtc0_tracecontrol, t0); /* PDtrace support */
4961 /* Stop translation as we may have switched the execution mode */
4962 ctx->bstate = BS_STOP;
4963 rn = "TraceControl";
4966 // tcg_gen_helper_0_1(do_mtc0_tracecontrol2, t0); /* PDtrace support */
4967 /* Stop translation as we may have switched the execution mode */
4968 ctx->bstate = BS_STOP;
4969 rn = "TraceControl2";
4972 // tcg_gen_helper_0_1(do_mtc0_usertracedata, t0); /* PDtrace support */
4973 /* Stop translation as we may have switched the execution mode */
4974 ctx->bstate = BS_STOP;
4975 rn = "UserTraceData";
4978 // tcg_gen_helper_0_1(do_mtc0_tracebpc, t0); /* PDtrace support */
4979 /* Stop translation as we may have switched the execution mode */
4980 ctx->bstate = BS_STOP;
4991 tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, CP0_DEPC));
5001 tcg_gen_helper_0_1(do_mtc0_performance0, t0);
5002 rn = "Performance0";
5005 // tcg_gen_helper_0_1(do_mtc0_performance1, t0);
5006 rn = "Performance1";
5009 // tcg_gen_helper_0_1(do_mtc0_performance2, t0);
5010 rn = "Performance2";
5013 // tcg_gen_helper_0_1(do_mtc0_performance3, t0);
5014 rn = "Performance3";
5017 // tcg_gen_helper_0_1(do_mtc0_performance4, t0);
5018 rn = "Performance4";
5021 // tcg_gen_helper_0_1(do_mtc0_performance5, t0);
5022 rn = "Performance5";
5025 // tcg_gen_helper_0_1(do_mtc0_performance6, t0);
5026 rn = "Performance6";
5029 // tcg_gen_helper_0_1(do_mtc0_performance7, t0);
5030 rn = "Performance7";
5056 tcg_gen_helper_0_1(do_mtc0_taglo, t0);
5063 tcg_gen_helper_0_1(do_mtc0_datalo, t0);
5076 tcg_gen_helper_0_1(do_mtc0_taghi, t0);
5083 tcg_gen_helper_0_1(do_mtc0_datahi, t0);
5094 tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, CP0_ErrorEPC));
5105 gen_mtc0_store32(t0, offsetof(CPUState, CP0_DESAVE));
5111 /* Stop translation as we may have switched the execution mode */
5112 ctx->bstate = BS_STOP;
5117 #if defined MIPS_DEBUG_DISAS
5118 if (loglevel & CPU_LOG_TB_IN_ASM) {
5119 fprintf(logfile, "dmtc0 %s (reg %d sel %d)\n",
5123 /* For simplicity assume that all writes can cause interrupts. */
5126 ctx->bstate = BS_STOP;
5131 #if defined MIPS_DEBUG_DISAS
5132 if (loglevel & CPU_LOG_TB_IN_ASM) {
5133 fprintf(logfile, "dmtc0 %s (reg %d sel %d)\n",
5137 generate_exception(ctx, EXCP_RI);
5139 #endif /* TARGET_MIPS64 */
5141 static void gen_mftr(CPUState *env, DisasContext *ctx, int rt, int rd,
5142 int u, int sel, int h)
5144 int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC);
5145 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
5147 if ((env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) == 0 &&
5148 ((env->tcs[other_tc].CP0_TCBind & (0xf << CP0TCBd_CurVPE)) !=
5149 (env->active_tc.CP0_TCBind & (0xf << CP0TCBd_CurVPE))))
5150 tcg_gen_movi_tl(t0, -1);
5151 else if ((env->CP0_VPEControl & (0xff << CP0VPECo_TargTC)) >
5152 (env->mvp->CP0_MVPConf0 & (0xff << CP0MVPC0_PTC)))
5153 tcg_gen_movi_tl(t0, -1);
5159 tcg_gen_helper_1_0(do_mftc0_tcstatus, t0);
5162 tcg_gen_helper_1_0(do_mftc0_tcbind, t0);
5165 tcg_gen_helper_1_0(do_mftc0_tcrestart, t0);
5168 tcg_gen_helper_1_0(do_mftc0_tchalt, t0);
5171 tcg_gen_helper_1_0(do_mftc0_tccontext, t0);
5174 tcg_gen_helper_1_0(do_mftc0_tcschedule, t0);
5177 tcg_gen_helper_1_0(do_mftc0_tcschefback, t0);
5180 gen_mfc0(env, ctx, t0, rt, sel);
5187 tcg_gen_helper_1_0(do_mftc0_entryhi, t0);
5190 gen_mfc0(env, ctx, t0, rt, sel);
5196 tcg_gen_helper_1_0(do_mftc0_status, t0);
5199 gen_mfc0(env, ctx, t0, rt, sel);
5205 tcg_gen_helper_1_0(do_mftc0_debug, t0);
5208 gen_mfc0(env, ctx, t0, rt, sel);
5213 gen_mfc0(env, ctx, t0, rt, sel);
5215 } else switch (sel) {
5216 /* GPR registers. */
5218 tcg_gen_helper_1_i(do_mftgpr, t0, rt);
5220 /* Auxiliary CPU registers */
5224 tcg_gen_helper_1_i(do_mftlo, t0, 0);
5227 tcg_gen_helper_1_i(do_mfthi, t0, 0);
5230 tcg_gen_helper_1_i(do_mftacx, t0, 0);
5233 tcg_gen_helper_1_i(do_mftlo, t0, 1);
5236 tcg_gen_helper_1_i(do_mfthi, t0, 1);
5239 tcg_gen_helper_1_i(do_mftacx, t0, 1);
5242 tcg_gen_helper_1_i(do_mftlo, t0, 2);
5245 tcg_gen_helper_1_i(do_mfthi, t0, 2);
5248 tcg_gen_helper_1_i(do_mftacx, t0, 2);
5251 tcg_gen_helper_1_i(do_mftlo, t0, 3);
5254 tcg_gen_helper_1_i(do_mfthi, t0, 3);
5257 tcg_gen_helper_1_i(do_mftacx, t0, 3);
5260 tcg_gen_helper_1_0(do_mftdsp, t0);
5266 /* Floating point (COP1). */
5268 /* XXX: For now we support only a single FPU context. */
5270 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
5272 gen_load_fpr32(fp0, rt);
5273 tcg_gen_ext_i32_tl(t0, fp0);
5276 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
5278 gen_load_fpr32h(fp0, rt);
5279 tcg_gen_ext_i32_tl(t0, fp0);
5284 /* XXX: For now we support only a single FPU context. */
5285 tcg_gen_helper_1_1i(do_cfc1, t0, t0, rt);
5287 /* COP2: Not implemented. */
5294 #if defined MIPS_DEBUG_DISAS
5295 if (loglevel & CPU_LOG_TB_IN_ASM) {
5296 fprintf(logfile, "mftr (reg %d u %d sel %d h %d)\n",
5300 gen_store_gpr(t0, rd);
5306 #if defined MIPS_DEBUG_DISAS
5307 if (loglevel & CPU_LOG_TB_IN_ASM) {
5308 fprintf(logfile, "mftr (reg %d u %d sel %d h %d)\n",
5312 generate_exception(ctx, EXCP_RI);
5315 static void gen_mttr(CPUState *env, DisasContext *ctx, int rd, int rt,
5316 int u, int sel, int h)
5318 int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC);
5319 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
5321 gen_load_gpr(t0, rt);
5322 if ((env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) == 0 &&
5323 ((env->tcs[other_tc].CP0_TCBind & (0xf << CP0TCBd_CurVPE)) !=
5324 (env->active_tc.CP0_TCBind & (0xf << CP0TCBd_CurVPE))))
5326 else if ((env->CP0_VPEControl & (0xff << CP0VPECo_TargTC)) >
5327 (env->mvp->CP0_MVPConf0 & (0xff << CP0MVPC0_PTC)))
5334 tcg_gen_helper_0_1(do_mttc0_tcstatus, t0);
5337 tcg_gen_helper_0_1(do_mttc0_tcbind, t0);
5340 tcg_gen_helper_0_1(do_mttc0_tcrestart, t0);
5343 tcg_gen_helper_0_1(do_mttc0_tchalt, t0);
5346 tcg_gen_helper_0_1(do_mttc0_tccontext, t0);
5349 tcg_gen_helper_0_1(do_mttc0_tcschedule, t0);
5352 tcg_gen_helper_0_1(do_mttc0_tcschefback, t0);
5355 gen_mtc0(env, ctx, t0, rd, sel);
5362 tcg_gen_helper_0_1(do_mttc0_entryhi, t0);
5365 gen_mtc0(env, ctx, t0, rd, sel);
5371 tcg_gen_helper_0_1(do_mttc0_status, t0);
5374 gen_mtc0(env, ctx, t0, rd, sel);
5380 tcg_gen_helper_0_1(do_mttc0_debug, t0);
5383 gen_mtc0(env, ctx, t0, rd, sel);
5388 gen_mtc0(env, ctx, t0, rd, sel);
5390 } else switch (sel) {
5391 /* GPR registers. */
5393 tcg_gen_helper_0_1i(do_mttgpr, t0, rd);
5395 /* Auxiliary CPU registers */
5399 tcg_gen_helper_0_1i(do_mttlo, t0, 0);
5402 tcg_gen_helper_0_1i(do_mtthi, t0, 0);
5405 tcg_gen_helper_0_1i(do_mttacx, t0, 0);
5408 tcg_gen_helper_0_1i(do_mttlo, t0, 1);
5411 tcg_gen_helper_0_1i(do_mtthi, t0, 1);
5414 tcg_gen_helper_0_1i(do_mttacx, t0, 1);
5417 tcg_gen_helper_0_1i(do_mttlo, t0, 2);
5420 tcg_gen_helper_0_1i(do_mtthi, t0, 2);
5423 tcg_gen_helper_0_1i(do_mttacx, t0, 2);
5426 tcg_gen_helper_0_1i(do_mttlo, t0, 3);
5429 tcg_gen_helper_0_1i(do_mtthi, t0, 3);
5432 tcg_gen_helper_0_1i(do_mttacx, t0, 3);
5435 tcg_gen_helper_0_1(do_mttdsp, t0);
5441 /* Floating point (COP1). */
5443 /* XXX: For now we support only a single FPU context. */
5445 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
5447 tcg_gen_trunc_tl_i32(fp0, t0);
5448 gen_store_fpr32(fp0, rd);
5451 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
5453 tcg_gen_trunc_tl_i32(fp0, t0);
5454 gen_store_fpr32h(fp0, rd);
5459 /* XXX: For now we support only a single FPU context. */
5460 tcg_gen_helper_0_1i(do_ctc1, t0, rd);
5462 /* COP2: Not implemented. */
5469 #if defined MIPS_DEBUG_DISAS
5470 if (loglevel & CPU_LOG_TB_IN_ASM) {
5471 fprintf(logfile, "mttr (reg %d u %d sel %d h %d)\n",
5480 #if defined MIPS_DEBUG_DISAS
5481 if (loglevel & CPU_LOG_TB_IN_ASM) {
5482 fprintf(logfile, "mttr (reg %d u %d sel %d h %d)\n",
5486 generate_exception(ctx, EXCP_RI);
5489 static void gen_cp0 (CPUState *env, DisasContext *ctx, uint32_t opc, int rt, int rd)
5491 const char *opn = "ldst";
5500 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
5502 gen_mfc0(env, ctx, t0, rd, ctx->opcode & 0x7);
5503 gen_store_gpr(t0, rt);
5510 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
5512 gen_load_gpr(t0, rt);
5513 save_cpu_state(ctx, 1);
5514 gen_mtc0(env, ctx, t0, rd, ctx->opcode & 0x7);
5519 #if defined(TARGET_MIPS64)
5521 check_insn(env, ctx, ISA_MIPS3);
5527 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
5529 gen_dmfc0(env, ctx, t0, rd, ctx->opcode & 0x7);
5530 gen_store_gpr(t0, rt);
5536 check_insn(env, ctx, ISA_MIPS3);
5538 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
5540 gen_load_gpr(t0, rt);
5541 save_cpu_state(ctx, 1);
5542 gen_dmtc0(env, ctx, t0, rd, ctx->opcode & 0x7);
5549 check_insn(env, ctx, ASE_MT);
5554 gen_mftr(env, ctx, rt, rd, (ctx->opcode >> 5) & 1,
5555 ctx->opcode & 0x7, (ctx->opcode >> 4) & 1);
5559 check_insn(env, ctx, ASE_MT);
5560 gen_mttr(env, ctx, rd, rt, (ctx->opcode >> 5) & 1,
5561 ctx->opcode & 0x7, (ctx->opcode >> 4) & 1);
5566 if (!env->tlb->do_tlbwi)
5568 tcg_gen_helper_0_0(env->tlb->do_tlbwi);
5572 if (!env->tlb->do_tlbwr)
5574 tcg_gen_helper_0_0(env->tlb->do_tlbwr);
5578 if (!env->tlb->do_tlbp)
5580 tcg_gen_helper_0_0(env->tlb->do_tlbp);
5584 if (!env->tlb->do_tlbr)
5586 tcg_gen_helper_0_0(env->tlb->do_tlbr);
5590 check_insn(env, ctx, ISA_MIPS2);
5591 save_cpu_state(ctx, 1);
5592 tcg_gen_helper_0_0(do_eret);
5593 ctx->bstate = BS_EXCP;
5597 check_insn(env, ctx, ISA_MIPS32);
5598 if (!(ctx->hflags & MIPS_HFLAG_DM)) {
5600 generate_exception(ctx, EXCP_RI);
5602 save_cpu_state(ctx, 1);
5603 tcg_gen_helper_0_0(do_deret);
5604 ctx->bstate = BS_EXCP;
5609 check_insn(env, ctx, ISA_MIPS3 | ISA_MIPS32);
5610 /* If we get an exception, we want to restart at next instruction */
5612 save_cpu_state(ctx, 1);
5614 tcg_gen_helper_0_0(do_wait);
5615 ctx->bstate = BS_EXCP;
5620 generate_exception(ctx, EXCP_RI);
5623 MIPS_DEBUG("%s %s %d", opn, regnames[rt], rd);
5625 #endif /* !CONFIG_USER_ONLY */
5627 /* CP1 Branches (before delay slot) */
5628 static void gen_compute_branch1 (CPUState *env, DisasContext *ctx, uint32_t op,
5629 int32_t cc, int32_t offset)
5631 target_ulong btarget;
5632 const char *opn = "cp1 cond branch";
5633 TCGv t0 = tcg_temp_new(TCG_TYPE_TL);
5636 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
5638 btarget = ctx->pc + 4 + offset;
5643 int l1 = gen_new_label();
5644 int l2 = gen_new_label();
5647 tcg_gen_andi_i32(t0, t0, 0x1 << cc);
5648 tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
5649 tcg_gen_movi_i32(bcond, 0);
5652 tcg_gen_movi_i32(bcond, 1);
5659 int l1 = gen_new_label();
5660 int l2 = gen_new_label();
5663 tcg_gen_andi_i32(t0, t0, 0x1 << cc);
5664 tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
5665 tcg_gen_movi_i32(bcond, 0);
5668 tcg_gen_movi_i32(bcond, 1);
5675 int l1 = gen_new_label();
5676 int l2 = gen_new_label();
5679 tcg_gen_andi_i32(t0, t0, 0x1 << cc);
5680 tcg_gen_brcondi_i32(TCG_COND_NE, t0, 0, l1);
5681 tcg_gen_movi_i32(bcond, 0);
5684 tcg_gen_movi_i32(bcond, 1);
5691 int l1 = gen_new_label();
5692 int l2 = gen_new_label();
5695 tcg_gen_andi_i32(t0, t0, 0x1 << cc);
5696 tcg_gen_brcondi_i32(TCG_COND_NE, t0, 0, l1);
5697 tcg_gen_movi_i32(bcond, 0);
5700 tcg_gen_movi_i32(bcond, 1);
5705 ctx->hflags |= MIPS_HFLAG_BL;
5709 int l1 = gen_new_label();
5710 int l2 = gen_new_label();
5713 tcg_gen_andi_i32(t0, t0, 0x3 << cc);
5714 tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
5715 tcg_gen_movi_i32(bcond, 0);
5718 tcg_gen_movi_i32(bcond, 1);
5725 int l1 = gen_new_label();
5726 int l2 = gen_new_label();
5729 tcg_gen_andi_i32(t0, t0, 0x3 << cc);
5730 tcg_gen_brcondi_i32(TCG_COND_NE, t0, 0, l1);
5731 tcg_gen_movi_i32(bcond, 0);
5734 tcg_gen_movi_i32(bcond, 1);
5741 int l1 = gen_new_label();
5742 int l2 = gen_new_label();
5745 tcg_gen_andi_i32(t0, t0, 0xf << cc);
5746 tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
5747 tcg_gen_movi_i32(bcond, 0);
5750 tcg_gen_movi_i32(bcond, 1);
5757 int l1 = gen_new_label();
5758 int l2 = gen_new_label();
5761 tcg_gen_andi_i32(t0, t0, 0xf << cc);
5762 tcg_gen_brcondi_i32(TCG_COND_NE, t0, 0, l1);
5763 tcg_gen_movi_i32(bcond, 0);
5766 tcg_gen_movi_i32(bcond, 1);
5771 ctx->hflags |= MIPS_HFLAG_BC;
5775 generate_exception (ctx, EXCP_RI);
5778 MIPS_DEBUG("%s: cond %02x target " TARGET_FMT_lx, opn,
5779 ctx->hflags, btarget);
5780 ctx->btarget = btarget;
5786 /* Coprocessor 1 (FPU) */
5788 #define FOP(func, fmt) (((fmt) << 21) | (func))
5790 static void gen_cp1 (DisasContext *ctx, uint32_t opc, int rt, int fs)
5792 const char *opn = "cp1 move";
5793 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
5798 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
5800 gen_load_fpr32(fp0, fs);
5801 tcg_gen_ext_i32_tl(t0, fp0);
5804 gen_store_gpr(t0, rt);
5808 gen_load_gpr(t0, rt);
5810 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
5812 tcg_gen_trunc_tl_i32(fp0, t0);
5813 gen_store_fpr32(fp0, fs);
5819 tcg_gen_helper_1_i(do_cfc1, t0, fs);
5820 gen_store_gpr(t0, rt);
5824 gen_load_gpr(t0, rt);
5825 tcg_gen_helper_0_1i(do_ctc1, t0, fs);
5830 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
5832 gen_load_fpr64(ctx, fp0, fs);
5833 tcg_gen_mov_tl(t0, fp0);
5836 gen_store_gpr(t0, rt);
5840 gen_load_gpr(t0, rt);
5842 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
5844 tcg_gen_mov_tl(fp0, t0);
5845 gen_store_fpr64(ctx, fp0, fs);
5852 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
5854 gen_load_fpr32h(fp0, fs);
5855 tcg_gen_ext_i32_tl(t0, fp0);
5858 gen_store_gpr(t0, rt);
5862 gen_load_gpr(t0, rt);
5864 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
5866 tcg_gen_trunc_tl_i32(fp0, t0);
5867 gen_store_fpr32h(fp0, fs);
5874 generate_exception (ctx, EXCP_RI);
5877 MIPS_DEBUG("%s %s %s", opn, regnames[rt], fregnames[fs]);
5883 static void gen_movci (DisasContext *ctx, int rd, int rs, int cc, int tf)
5885 int l1 = gen_new_label();
5888 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
5889 TCGv r_tmp = tcg_temp_new(TCG_TYPE_I32);
5892 ccbit = 1 << (24 + cc);
5900 gen_load_gpr(t0, rd);
5901 tcg_gen_andi_i32(r_tmp, fpu_fcr31, ccbit);
5902 tcg_gen_brcondi_i32(cond, r_tmp, 0, l1);
5903 gen_load_gpr(t0, rs);
5905 gen_store_gpr(t0, rd);
5909 static inline void gen_movcf_s (int fs, int fd, int cc, int tf)
5913 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I32);
5914 TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I32);
5915 int l1 = gen_new_label();
5918 ccbit = 1 << (24 + cc);
5927 gen_load_fpr32(fp0, fd);
5928 tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit);
5929 tcg_gen_brcondi_i32(cond, r_tmp1, 0, l1);
5930 gen_load_fpr32(fp0, fs);
5932 gen_store_fpr32(fp0, fd);
5936 static inline void gen_movcf_d (DisasContext *ctx, int fs, int fd, int cc, int tf)
5940 TCGv r_tmp1 = tcg_temp_new(TCG_TYPE_I32);
5941 TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I64);
5942 int l1 = gen_new_label();
5945 ccbit = 1 << (24 + cc);
5954 gen_load_fpr64(ctx, fp0, fd);
5955 tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit);
5956 tcg_gen_brcondi_i32(cond, r_tmp1, 0, l1);
5957 gen_load_fpr64(ctx, fp0, fs);
5959 gen_store_fpr64(ctx, fp0, fd);
5963 static inline void gen_movcf_ps (int fs, int fd, int cc, int tf)
5965 uint32_t ccbit1, ccbit2;
5967 TCGv r_tmp1 = tcg_temp_local_new(TCG_TYPE_I32);
5968 TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I32);
5969 int l1 = gen_new_label();
5970 int l2 = gen_new_label();
5973 ccbit1 = 1 << (24 + cc);
5974 ccbit2 = 1 << (25 + cc);
5985 gen_load_fpr32(fp0, fd);
5986 tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit1);
5987 tcg_gen_brcondi_i32(cond, r_tmp1, 0, l1);
5988 gen_load_fpr32(fp0, fs);
5990 gen_store_fpr32(fp0, fd);
5992 gen_load_fpr32h(fp0, fd);
5993 tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit2);
5994 tcg_gen_brcondi_i32(cond, r_tmp1, 0, l2);
5995 gen_load_fpr32h(fp0, fs);
5997 gen_store_fpr32h(fp0, fd);
5999 tcg_temp_free(r_tmp1);
6004 static void gen_farith (DisasContext *ctx, uint32_t op1,
6005 int ft, int fs, int fd, int cc)
6007 const char *opn = "farith";
6008 const char *condnames[] = {
6026 const char *condnames_abs[] = {
6044 enum { BINOP, CMPOP, OTHEROP } optype = OTHEROP;
6045 uint32_t func = ctx->opcode & 0x3f;
6047 switch (ctx->opcode & FOP(0x3f, 0x1f)) {
6050 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6051 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
6053 gen_load_fpr32(fp0, fs);
6054 gen_load_fpr32(fp1, ft);
6055 tcg_gen_helper_1_2(do_float_add_s, fp0, fp0, fp1);
6057 gen_store_fpr32(fp0, fd);
6065 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6066 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
6068 gen_load_fpr32(fp0, fs);
6069 gen_load_fpr32(fp1, ft);
6070 tcg_gen_helper_1_2(do_float_sub_s, fp0, fp0, fp1);
6072 gen_store_fpr32(fp0, fd);
6080 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6081 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
6083 gen_load_fpr32(fp0, fs);
6084 gen_load_fpr32(fp1, ft);
6085 tcg_gen_helper_1_2(do_float_mul_s, fp0, fp0, fp1);
6087 gen_store_fpr32(fp0, fd);
6095 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6096 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
6098 gen_load_fpr32(fp0, fs);
6099 gen_load_fpr32(fp1, ft);
6100 tcg_gen_helper_1_2(do_float_div_s, fp0, fp0, fp1);
6102 gen_store_fpr32(fp0, fd);
6110 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6112 gen_load_fpr32(fp0, fs);
6113 tcg_gen_helper_1_1(do_float_sqrt_s, fp0, fp0);
6114 gen_store_fpr32(fp0, fd);
6121 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6123 gen_load_fpr32(fp0, fs);
6124 tcg_gen_helper_1_1(do_float_abs_s, fp0, fp0);
6125 gen_store_fpr32(fp0, fd);
6132 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6134 gen_load_fpr32(fp0, fs);
6135 gen_store_fpr32(fp0, fd);
6142 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6144 gen_load_fpr32(fp0, fs);
6145 tcg_gen_helper_1_1(do_float_chs_s, fp0, fp0);
6146 gen_store_fpr32(fp0, fd);
6152 check_cp1_64bitmode(ctx);
6154 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6155 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6157 gen_load_fpr32(fp32, fs);
6158 tcg_gen_helper_1_1(do_float_roundl_s, fp64, fp32);
6159 tcg_temp_free(fp32);
6160 gen_store_fpr64(ctx, fp64, fd);
6161 tcg_temp_free(fp64);
6166 check_cp1_64bitmode(ctx);
6168 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6169 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6171 gen_load_fpr32(fp32, fs);
6172 tcg_gen_helper_1_1(do_float_truncl_s, fp64, fp32);
6173 tcg_temp_free(fp32);
6174 gen_store_fpr64(ctx, fp64, fd);
6175 tcg_temp_free(fp64);
6180 check_cp1_64bitmode(ctx);
6182 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6183 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6185 gen_load_fpr32(fp32, fs);
6186 tcg_gen_helper_1_1(do_float_ceill_s, fp64, fp32);
6187 tcg_temp_free(fp32);
6188 gen_store_fpr64(ctx, fp64, fd);
6189 tcg_temp_free(fp64);
6194 check_cp1_64bitmode(ctx);
6196 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6197 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6199 gen_load_fpr32(fp32, fs);
6200 tcg_gen_helper_1_1(do_float_floorl_s, fp64, fp32);
6201 tcg_temp_free(fp32);
6202 gen_store_fpr64(ctx, fp64, fd);
6203 tcg_temp_free(fp64);
6209 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6211 gen_load_fpr32(fp0, fs);
6212 tcg_gen_helper_1_1(do_float_roundw_s, fp0, fp0);
6213 gen_store_fpr32(fp0, fd);
6220 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6222 gen_load_fpr32(fp0, fs);
6223 tcg_gen_helper_1_1(do_float_truncw_s, fp0, fp0);
6224 gen_store_fpr32(fp0, fd);
6231 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6233 gen_load_fpr32(fp0, fs);
6234 tcg_gen_helper_1_1(do_float_ceilw_s, fp0, fp0);
6235 gen_store_fpr32(fp0, fd);
6242 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6244 gen_load_fpr32(fp0, fs);
6245 tcg_gen_helper_1_1(do_float_floorw_s, fp0, fp0);
6246 gen_store_fpr32(fp0, fd);
6252 gen_movcf_s(fs, fd, (ft >> 2) & 0x7, ft & 0x1);
6257 int l1 = gen_new_label();
6258 TCGv t0 = tcg_temp_new(TCG_TYPE_TL);
6259 TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I32);
6261 gen_load_gpr(t0, ft);
6262 tcg_gen_brcondi_tl(TCG_COND_NE, t0, 0, l1);
6263 gen_load_fpr32(fp0, fs);
6264 gen_store_fpr32(fp0, fd);
6273 int l1 = gen_new_label();
6274 TCGv t0 = tcg_temp_new(TCG_TYPE_TL);
6275 TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I32);
6277 gen_load_gpr(t0, ft);
6278 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
6279 gen_load_fpr32(fp0, fs);
6280 gen_store_fpr32(fp0, fd);
6290 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6292 gen_load_fpr32(fp0, fs);
6293 tcg_gen_helper_1_1(do_float_recip_s, fp0, fp0);
6294 gen_store_fpr32(fp0, fd);
6302 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6304 gen_load_fpr32(fp0, fs);
6305 tcg_gen_helper_1_1(do_float_rsqrt_s, fp0, fp0);
6306 gen_store_fpr32(fp0, fd);
6312 check_cp1_64bitmode(ctx);
6314 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6315 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
6317 gen_load_fpr32(fp0, fs);
6318 gen_load_fpr32(fp1, fd);
6319 tcg_gen_helper_1_2(do_float_recip2_s, fp0, fp0, fp1);
6321 gen_store_fpr32(fp0, fd);
6327 check_cp1_64bitmode(ctx);
6329 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6331 gen_load_fpr32(fp0, fs);
6332 tcg_gen_helper_1_1(do_float_recip1_s, fp0, fp0);
6333 gen_store_fpr32(fp0, fd);
6339 check_cp1_64bitmode(ctx);
6341 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6343 gen_load_fpr32(fp0, fs);
6344 tcg_gen_helper_1_1(do_float_rsqrt1_s, fp0, fp0);
6345 gen_store_fpr32(fp0, fd);
6351 check_cp1_64bitmode(ctx);
6353 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6354 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
6356 gen_load_fpr32(fp0, fs);
6357 gen_load_fpr32(fp1, ft);
6358 tcg_gen_helper_1_2(do_float_rsqrt2_s, fp0, fp0, fp1);
6360 gen_store_fpr32(fp0, fd);
6366 check_cp1_registers(ctx, fd);
6368 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6369 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6371 gen_load_fpr32(fp32, fs);
6372 tcg_gen_helper_1_1(do_float_cvtd_s, fp64, fp32);
6373 tcg_temp_free(fp32);
6374 gen_store_fpr64(ctx, fp64, fd);
6375 tcg_temp_free(fp64);
6381 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6383 gen_load_fpr32(fp0, fs);
6384 tcg_gen_helper_1_1(do_float_cvtw_s, fp0, fp0);
6385 gen_store_fpr32(fp0, fd);
6391 check_cp1_64bitmode(ctx);
6393 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6394 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6396 gen_load_fpr32(fp32, fs);
6397 tcg_gen_helper_1_1(do_float_cvtl_s, fp64, fp32);
6398 tcg_temp_free(fp32);
6399 gen_store_fpr64(ctx, fp64, fd);
6400 tcg_temp_free(fp64);
6405 check_cp1_64bitmode(ctx);
6407 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6408 TCGv fp32_0 = tcg_temp_new(TCG_TYPE_I32);
6409 TCGv fp32_1 = tcg_temp_new(TCG_TYPE_I32);
6411 gen_load_fpr32(fp32_0, fs);
6412 gen_load_fpr32(fp32_1, ft);
6413 tcg_gen_concat_i32_i64(fp64, fp32_0, fp32_1);
6414 tcg_temp_free(fp32_1);
6415 tcg_temp_free(fp32_0);
6416 gen_store_fpr64(ctx, fp64, fd);
6417 tcg_temp_free(fp64);
6438 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6439 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
6441 gen_load_fpr32(fp0, fs);
6442 gen_load_fpr32(fp1, ft);
6443 if (ctx->opcode & (1 << 6)) {
6445 gen_cmpabs_s(func-48, fp0, fp1, cc);
6446 opn = condnames_abs[func-48];
6448 gen_cmp_s(func-48, fp0, fp1, cc);
6449 opn = condnames[func-48];
6456 check_cp1_registers(ctx, fs | ft | fd);
6458 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6459 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
6461 gen_load_fpr64(ctx, fp0, fs);
6462 gen_load_fpr64(ctx, fp1, ft);
6463 tcg_gen_helper_1_2(do_float_add_d, fp0, fp0, fp1);
6465 gen_store_fpr64(ctx, fp0, fd);
6472 check_cp1_registers(ctx, fs | ft | fd);
6474 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6475 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
6477 gen_load_fpr64(ctx, fp0, fs);
6478 gen_load_fpr64(ctx, fp1, ft);
6479 tcg_gen_helper_1_2(do_float_sub_d, fp0, fp0, fp1);
6481 gen_store_fpr64(ctx, fp0, fd);
6488 check_cp1_registers(ctx, fs | ft | fd);
6490 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6491 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
6493 gen_load_fpr64(ctx, fp0, fs);
6494 gen_load_fpr64(ctx, fp1, ft);
6495 tcg_gen_helper_1_2(do_float_mul_d, fp0, fp0, fp1);
6497 gen_store_fpr64(ctx, fp0, fd);
6504 check_cp1_registers(ctx, fs | ft | fd);
6506 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6507 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
6509 gen_load_fpr64(ctx, fp0, fs);
6510 gen_load_fpr64(ctx, fp1, ft);
6511 tcg_gen_helper_1_2(do_float_div_d, fp0, fp0, fp1);
6513 gen_store_fpr64(ctx, fp0, fd);
6520 check_cp1_registers(ctx, fs | fd);
6522 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6524 gen_load_fpr64(ctx, fp0, fs);
6525 tcg_gen_helper_1_1(do_float_sqrt_d, fp0, fp0);
6526 gen_store_fpr64(ctx, fp0, fd);
6532 check_cp1_registers(ctx, fs | fd);
6534 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6536 gen_load_fpr64(ctx, fp0, fs);
6537 tcg_gen_helper_1_1(do_float_abs_d, fp0, fp0);
6538 gen_store_fpr64(ctx, fp0, fd);
6544 check_cp1_registers(ctx, fs | fd);
6546 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6548 gen_load_fpr64(ctx, fp0, fs);
6549 gen_store_fpr64(ctx, fp0, fd);
6555 check_cp1_registers(ctx, fs | fd);
6557 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6559 gen_load_fpr64(ctx, fp0, fs);
6560 tcg_gen_helper_1_1(do_float_chs_d, fp0, fp0);
6561 gen_store_fpr64(ctx, fp0, fd);
6567 check_cp1_64bitmode(ctx);
6569 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6571 gen_load_fpr64(ctx, fp0, fs);
6572 tcg_gen_helper_1_1(do_float_roundl_d, fp0, fp0);
6573 gen_store_fpr64(ctx, fp0, fd);
6579 check_cp1_64bitmode(ctx);
6581 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6583 gen_load_fpr64(ctx, fp0, fs);
6584 tcg_gen_helper_1_1(do_float_truncl_d, fp0, fp0);
6585 gen_store_fpr64(ctx, fp0, fd);
6591 check_cp1_64bitmode(ctx);
6593 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6595 gen_load_fpr64(ctx, fp0, fs);
6596 tcg_gen_helper_1_1(do_float_ceill_d, fp0, fp0);
6597 gen_store_fpr64(ctx, fp0, fd);
6603 check_cp1_64bitmode(ctx);
6605 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6607 gen_load_fpr64(ctx, fp0, fs);
6608 tcg_gen_helper_1_1(do_float_floorl_d, fp0, fp0);
6609 gen_store_fpr64(ctx, fp0, fd);
6615 check_cp1_registers(ctx, fs);
6617 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6618 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6620 gen_load_fpr64(ctx, fp64, fs);
6621 tcg_gen_helper_1_1(do_float_roundw_d, fp32, fp64);
6622 tcg_temp_free(fp64);
6623 gen_store_fpr32(fp32, fd);
6624 tcg_temp_free(fp32);
6629 check_cp1_registers(ctx, fs);
6631 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6632 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6634 gen_load_fpr64(ctx, fp64, fs);
6635 tcg_gen_helper_1_1(do_float_truncw_d, fp32, fp64);
6636 tcg_temp_free(fp64);
6637 gen_store_fpr32(fp32, fd);
6638 tcg_temp_free(fp32);
6643 check_cp1_registers(ctx, fs);
6645 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6646 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6648 gen_load_fpr64(ctx, fp64, fs);
6649 tcg_gen_helper_1_1(do_float_ceilw_d, fp32, fp64);
6650 tcg_temp_free(fp64);
6651 gen_store_fpr32(fp32, fd);
6652 tcg_temp_free(fp32);
6657 check_cp1_registers(ctx, fs);
6659 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6660 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6662 gen_load_fpr64(ctx, fp64, fs);
6663 tcg_gen_helper_1_1(do_float_floorw_d, fp32, fp64);
6664 tcg_temp_free(fp64);
6665 gen_store_fpr32(fp32, fd);
6666 tcg_temp_free(fp32);
6671 gen_movcf_d(ctx, fs, fd, (ft >> 2) & 0x7, ft & 0x1);
6676 int l1 = gen_new_label();
6677 TCGv t0 = tcg_temp_new(TCG_TYPE_TL);
6678 TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I64);
6680 gen_load_gpr(t0, ft);
6681 tcg_gen_brcondi_tl(TCG_COND_NE, t0, 0, l1);
6682 gen_load_fpr64(ctx, fp0, fs);
6683 gen_store_fpr64(ctx, fp0, fd);
6692 int l1 = gen_new_label();
6693 TCGv t0 = tcg_temp_new(TCG_TYPE_TL);
6694 TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I64);
6696 gen_load_gpr(t0, ft);
6697 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
6698 gen_load_fpr64(ctx, fp0, fs);
6699 gen_store_fpr64(ctx, fp0, fd);
6707 check_cp1_64bitmode(ctx);
6709 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6711 gen_load_fpr64(ctx, fp0, fs);
6712 tcg_gen_helper_1_1(do_float_recip_d, fp0, fp0);
6713 gen_store_fpr64(ctx, fp0, fd);
6719 check_cp1_64bitmode(ctx);
6721 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6723 gen_load_fpr64(ctx, fp0, fs);
6724 tcg_gen_helper_1_1(do_float_rsqrt_d, fp0, fp0);
6725 gen_store_fpr64(ctx, fp0, fd);
6731 check_cp1_64bitmode(ctx);
6733 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6734 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
6736 gen_load_fpr64(ctx, fp0, fs);
6737 gen_load_fpr64(ctx, fp1, ft);
6738 tcg_gen_helper_1_2(do_float_recip2_d, fp0, fp0, fp1);
6740 gen_store_fpr64(ctx, fp0, fd);
6746 check_cp1_64bitmode(ctx);
6748 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6750 gen_load_fpr64(ctx, fp0, fs);
6751 tcg_gen_helper_1_1(do_float_recip1_d, fp0, fp0);
6752 gen_store_fpr64(ctx, fp0, fd);
6758 check_cp1_64bitmode(ctx);
6760 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6762 gen_load_fpr64(ctx, fp0, fs);
6763 tcg_gen_helper_1_1(do_float_rsqrt1_d, fp0, fp0);
6764 gen_store_fpr64(ctx, fp0, fd);
6770 check_cp1_64bitmode(ctx);
6772 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6773 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
6775 gen_load_fpr64(ctx, fp0, fs);
6776 gen_load_fpr64(ctx, fp1, ft);
6777 tcg_gen_helper_1_2(do_float_rsqrt2_d, fp0, fp0, fp1);
6779 gen_store_fpr64(ctx, fp0, fd);
6801 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6802 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
6804 gen_load_fpr64(ctx, fp0, fs);
6805 gen_load_fpr64(ctx, fp1, ft);
6806 if (ctx->opcode & (1 << 6)) {
6808 check_cp1_registers(ctx, fs | ft);
6809 gen_cmpabs_d(func-48, fp0, fp1, cc);
6810 opn = condnames_abs[func-48];
6812 check_cp1_registers(ctx, fs | ft);
6813 gen_cmp_d(func-48, fp0, fp1, cc);
6814 opn = condnames[func-48];
6821 check_cp1_registers(ctx, fs);
6823 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6824 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6826 gen_load_fpr64(ctx, fp64, fs);
6827 tcg_gen_helper_1_1(do_float_cvts_d, fp32, fp64);
6828 tcg_temp_free(fp64);
6829 gen_store_fpr32(fp32, fd);
6830 tcg_temp_free(fp32);
6835 check_cp1_registers(ctx, fs);
6837 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6838 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6840 gen_load_fpr64(ctx, fp64, fs);
6841 tcg_gen_helper_1_1(do_float_cvtw_d, fp32, fp64);
6842 tcg_temp_free(fp64);
6843 gen_store_fpr32(fp32, fd);
6844 tcg_temp_free(fp32);
6849 check_cp1_64bitmode(ctx);
6851 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6853 gen_load_fpr64(ctx, fp0, fs);
6854 tcg_gen_helper_1_1(do_float_cvtl_d, fp0, fp0);
6855 gen_store_fpr64(ctx, fp0, fd);
6862 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
6864 gen_load_fpr32(fp0, fs);
6865 tcg_gen_helper_1_1(do_float_cvts_w, fp0, fp0);
6866 gen_store_fpr32(fp0, fd);
6872 check_cp1_registers(ctx, fd);
6874 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6875 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6877 gen_load_fpr32(fp32, fs);
6878 tcg_gen_helper_1_1(do_float_cvtd_w, fp64, fp32);
6879 tcg_temp_free(fp32);
6880 gen_store_fpr64(ctx, fp64, fd);
6881 tcg_temp_free(fp64);
6886 check_cp1_64bitmode(ctx);
6888 TCGv fp32 = tcg_temp_new(TCG_TYPE_I32);
6889 TCGv fp64 = tcg_temp_new(TCG_TYPE_I64);
6891 gen_load_fpr64(ctx, fp64, fs);
6892 tcg_gen_helper_1_1(do_float_cvts_l, fp32, fp64);
6893 tcg_temp_free(fp64);
6894 gen_store_fpr32(fp32, fd);
6895 tcg_temp_free(fp32);
6900 check_cp1_64bitmode(ctx);
6902 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6904 gen_load_fpr64(ctx, fp0, fs);
6905 tcg_gen_helper_1_1(do_float_cvtd_l, fp0, fp0);
6906 gen_store_fpr64(ctx, fp0, fd);
6912 check_cp1_64bitmode(ctx);
6914 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6916 gen_load_fpr64(ctx, fp0, fs);
6917 tcg_gen_helper_1_1(do_float_cvtps_pw, fp0, fp0);
6918 gen_store_fpr64(ctx, fp0, fd);
6924 check_cp1_64bitmode(ctx);
6926 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6927 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
6929 gen_load_fpr64(ctx, fp0, fs);
6930 gen_load_fpr64(ctx, fp1, ft);
6931 tcg_gen_helper_1_2(do_float_add_ps, fp0, fp0, fp1);
6933 gen_store_fpr64(ctx, fp0, fd);
6939 check_cp1_64bitmode(ctx);
6941 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6942 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
6944 gen_load_fpr64(ctx, fp0, fs);
6945 gen_load_fpr64(ctx, fp1, ft);
6946 tcg_gen_helper_1_2(do_float_sub_ps, fp0, fp0, fp1);
6948 gen_store_fpr64(ctx, fp0, fd);
6954 check_cp1_64bitmode(ctx);
6956 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6957 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
6959 gen_load_fpr64(ctx, fp0, fs);
6960 gen_load_fpr64(ctx, fp1, ft);
6961 tcg_gen_helper_1_2(do_float_mul_ps, fp0, fp0, fp1);
6963 gen_store_fpr64(ctx, fp0, fd);
6969 check_cp1_64bitmode(ctx);
6971 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6973 gen_load_fpr64(ctx, fp0, fs);
6974 tcg_gen_helper_1_1(do_float_abs_ps, fp0, fp0);
6975 gen_store_fpr64(ctx, fp0, fd);
6981 check_cp1_64bitmode(ctx);
6983 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6985 gen_load_fpr64(ctx, fp0, fs);
6986 gen_store_fpr64(ctx, fp0, fd);
6992 check_cp1_64bitmode(ctx);
6994 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
6996 gen_load_fpr64(ctx, fp0, fs);
6997 tcg_gen_helper_1_1(do_float_chs_ps, fp0, fp0);
6998 gen_store_fpr64(ctx, fp0, fd);
7004 check_cp1_64bitmode(ctx);
7005 gen_movcf_ps(fs, fd, (ft >> 2) & 0x7, ft & 0x1);
7009 check_cp1_64bitmode(ctx);
7011 int l1 = gen_new_label();
7012 TCGv t0 = tcg_temp_new(TCG_TYPE_TL);
7013 TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I32);
7014 TCGv fph0 = tcg_temp_local_new(TCG_TYPE_I32);
7016 gen_load_gpr(t0, ft);
7017 tcg_gen_brcondi_tl(TCG_COND_NE, t0, 0, l1);
7018 gen_load_fpr32(fp0, fs);
7019 gen_load_fpr32h(fph0, fs);
7020 gen_store_fpr32(fp0, fd);
7021 gen_store_fpr32h(fph0, fd);
7023 tcg_temp_free(fph0);
7030 check_cp1_64bitmode(ctx);
7032 int l1 = gen_new_label();
7033 TCGv t0 = tcg_temp_new(TCG_TYPE_TL);
7034 TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I32);
7035 TCGv fph0 = tcg_temp_local_new(TCG_TYPE_I32);
7037 gen_load_gpr(t0, ft);
7038 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
7039 gen_load_fpr32(fp0, fs);
7040 gen_load_fpr32h(fph0, fs);
7041 gen_store_fpr32(fp0, fd);
7042 gen_store_fpr32h(fph0, fd);
7044 tcg_temp_free(fph0);
7051 check_cp1_64bitmode(ctx);
7053 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7054 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7056 gen_load_fpr64(ctx, fp0, ft);
7057 gen_load_fpr64(ctx, fp1, fs);
7058 tcg_gen_helper_1_2(do_float_addr_ps, fp0, fp0, fp1);
7060 gen_store_fpr64(ctx, fp0, fd);
7066 check_cp1_64bitmode(ctx);
7068 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7069 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7071 gen_load_fpr64(ctx, fp0, ft);
7072 gen_load_fpr64(ctx, fp1, fs);
7073 tcg_gen_helper_1_2(do_float_mulr_ps, fp0, fp0, fp1);
7075 gen_store_fpr64(ctx, fp0, fd);
7081 check_cp1_64bitmode(ctx);
7083 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7084 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7086 gen_load_fpr64(ctx, fp0, fs);
7087 gen_load_fpr64(ctx, fp1, fd);
7088 tcg_gen_helper_1_2(do_float_recip2_ps, fp0, fp0, fp1);
7090 gen_store_fpr64(ctx, fp0, fd);
7096 check_cp1_64bitmode(ctx);
7098 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7100 gen_load_fpr64(ctx, fp0, fs);
7101 tcg_gen_helper_1_1(do_float_recip1_ps, fp0, fp0);
7102 gen_store_fpr64(ctx, fp0, fd);
7108 check_cp1_64bitmode(ctx);
7110 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7112 gen_load_fpr64(ctx, fp0, fs);
7113 tcg_gen_helper_1_1(do_float_rsqrt1_ps, fp0, fp0);
7114 gen_store_fpr64(ctx, fp0, fd);
7120 check_cp1_64bitmode(ctx);
7122 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7123 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7125 gen_load_fpr64(ctx, fp0, fs);
7126 gen_load_fpr64(ctx, fp1, ft);
7127 tcg_gen_helper_1_2(do_float_rsqrt2_ps, fp0, fp0, fp1);
7129 gen_store_fpr64(ctx, fp0, fd);
7135 check_cp1_64bitmode(ctx);
7137 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7139 gen_load_fpr32h(fp0, fs);
7140 tcg_gen_helper_1_1(do_float_cvts_pu, fp0, fp0);
7141 gen_store_fpr32(fp0, fd);
7147 check_cp1_64bitmode(ctx);
7149 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7151 gen_load_fpr64(ctx, fp0, fs);
7152 tcg_gen_helper_1_1(do_float_cvtpw_ps, fp0, fp0);
7153 gen_store_fpr64(ctx, fp0, fd);
7159 check_cp1_64bitmode(ctx);
7161 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7163 gen_load_fpr32(fp0, fs);
7164 tcg_gen_helper_1_1(do_float_cvts_pl, fp0, fp0);
7165 gen_store_fpr32(fp0, fd);
7171 check_cp1_64bitmode(ctx);
7173 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7174 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
7176 gen_load_fpr32(fp0, fs);
7177 gen_load_fpr32(fp1, ft);
7178 gen_store_fpr32h(fp0, fd);
7179 gen_store_fpr32(fp1, fd);
7186 check_cp1_64bitmode(ctx);
7188 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7189 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
7191 gen_load_fpr32(fp0, fs);
7192 gen_load_fpr32h(fp1, ft);
7193 gen_store_fpr32(fp1, fd);
7194 gen_store_fpr32h(fp0, fd);
7201 check_cp1_64bitmode(ctx);
7203 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7204 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
7206 gen_load_fpr32h(fp0, fs);
7207 gen_load_fpr32(fp1, ft);
7208 gen_store_fpr32(fp1, fd);
7209 gen_store_fpr32h(fp0, fd);
7216 check_cp1_64bitmode(ctx);
7218 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7219 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
7221 gen_load_fpr32h(fp0, fs);
7222 gen_load_fpr32h(fp1, ft);
7223 gen_store_fpr32(fp1, fd);
7224 gen_store_fpr32h(fp0, fd);
7246 check_cp1_64bitmode(ctx);
7248 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7249 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7251 gen_load_fpr64(ctx, fp0, fs);
7252 gen_load_fpr64(ctx, fp1, ft);
7253 if (ctx->opcode & (1 << 6)) {
7254 gen_cmpabs_ps(func-48, fp0, fp1, cc);
7255 opn = condnames_abs[func-48];
7257 gen_cmp_ps(func-48, fp0, fp1, cc);
7258 opn = condnames[func-48];
7266 generate_exception (ctx, EXCP_RI);
7271 MIPS_DEBUG("%s %s, %s, %s", opn, fregnames[fd], fregnames[fs], fregnames[ft]);
7274 MIPS_DEBUG("%s %s,%s", opn, fregnames[fs], fregnames[ft]);
7277 MIPS_DEBUG("%s %s,%s", opn, fregnames[fd], fregnames[fs]);
7282 /* Coprocessor 3 (FPU) */
7283 static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc,
7284 int fd, int fs, int base, int index)
7286 const char *opn = "extended float load/store";
7288 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
7289 TCGv t1 = tcg_temp_local_new(TCG_TYPE_TL);
7292 gen_load_gpr(t0, index);
7293 } else if (index == 0) {
7294 gen_load_gpr(t0, base);
7296 gen_load_gpr(t0, base);
7297 gen_load_gpr(t1, index);
7298 gen_op_addr_add(ctx, t0, t1);
7300 /* Don't do NOP if destination is zero: we must perform the actual
7306 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7308 tcg_gen_qemu_ld32s(fp0, t0, ctx->mem_idx);
7309 gen_store_fpr32(fp0, fd);
7316 check_cp1_registers(ctx, fd);
7318 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7320 tcg_gen_qemu_ld64(fp0, t0, ctx->mem_idx);
7321 gen_store_fpr64(ctx, fp0, fd);
7327 check_cp1_64bitmode(ctx);
7328 tcg_gen_andi_tl(t0, t0, ~0x7);
7330 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7332 tcg_gen_qemu_ld64(fp0, t0, ctx->mem_idx);
7333 gen_store_fpr64(ctx, fp0, fd);
7341 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7343 gen_load_fpr32(fp0, fs);
7344 tcg_gen_qemu_st32(fp0, t0, ctx->mem_idx);
7352 check_cp1_registers(ctx, fs);
7354 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7356 gen_load_fpr64(ctx, fp0, fs);
7357 tcg_gen_qemu_st64(fp0, t0, ctx->mem_idx);
7364 check_cp1_64bitmode(ctx);
7365 tcg_gen_andi_tl(t0, t0, ~0x7);
7367 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7369 gen_load_fpr64(ctx, fp0, fs);
7370 tcg_gen_qemu_st64(fp0, t0, ctx->mem_idx);
7378 generate_exception(ctx, EXCP_RI);
7385 MIPS_DEBUG("%s %s, %s(%s)", opn, fregnames[store ? fs : fd],
7386 regnames[index], regnames[base]);
7389 static void gen_flt3_arith (DisasContext *ctx, uint32_t opc,
7390 int fd, int fr, int fs, int ft)
7392 const char *opn = "flt3_arith";
7396 check_cp1_64bitmode(ctx);
7398 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
7399 TCGv fp0 = tcg_temp_local_new(TCG_TYPE_I32);
7400 TCGv fph0 = tcg_temp_local_new(TCG_TYPE_I32);
7401 TCGv fp1 = tcg_temp_local_new(TCG_TYPE_I32);
7402 TCGv fph1 = tcg_temp_local_new(TCG_TYPE_I32);
7403 int l1 = gen_new_label();
7404 int l2 = gen_new_label();
7406 gen_load_gpr(t0, fr);
7407 tcg_gen_andi_tl(t0, t0, 0x7);
7408 gen_load_fpr32(fp0, fs);
7409 gen_load_fpr32h(fph0, fs);
7410 gen_load_fpr32(fp1, ft);
7411 gen_load_fpr32h(fph1, ft);
7413 tcg_gen_brcondi_tl(TCG_COND_NE, t0, 0, l1);
7414 gen_store_fpr32(fp0, fd);
7415 gen_store_fpr32h(fph0, fd);
7418 tcg_gen_brcondi_tl(TCG_COND_NE, t0, 4, l2);
7420 #ifdef TARGET_WORDS_BIGENDIAN
7421 gen_store_fpr32(fph1, fd);
7422 gen_store_fpr32h(fp0, fd);
7424 gen_store_fpr32(fph0, fd);
7425 gen_store_fpr32h(fp1, fd);
7429 tcg_temp_free(fph0);
7431 tcg_temp_free(fph1);
7438 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7439 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
7440 TCGv fp2 = tcg_temp_new(TCG_TYPE_I32);
7442 gen_load_fpr32(fp0, fs);
7443 gen_load_fpr32(fp1, ft);
7444 gen_load_fpr32(fp2, fr);
7445 tcg_gen_helper_1_3(do_float_muladd_s, fp2, fp0, fp1, fp2);
7448 gen_store_fpr32(fp2, fd);
7455 check_cp1_registers(ctx, fd | fs | ft | fr);
7457 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7458 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7459 TCGv fp2 = tcg_temp_new(TCG_TYPE_I64);
7461 gen_load_fpr64(ctx, fp0, fs);
7462 gen_load_fpr64(ctx, fp1, ft);
7463 gen_load_fpr64(ctx, fp2, fr);
7464 tcg_gen_helper_1_3(do_float_muladd_d, fp2, fp0, fp1, fp2);
7467 gen_store_fpr64(ctx, fp2, fd);
7473 check_cp1_64bitmode(ctx);
7475 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7476 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7477 TCGv fp2 = tcg_temp_new(TCG_TYPE_I64);
7479 gen_load_fpr64(ctx, fp0, fs);
7480 gen_load_fpr64(ctx, fp1, ft);
7481 gen_load_fpr64(ctx, fp2, fr);
7482 tcg_gen_helper_1_3(do_float_muladd_ps, fp2, fp0, fp1, fp2);
7485 gen_store_fpr64(ctx, fp2, fd);
7493 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7494 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
7495 TCGv fp2 = tcg_temp_new(TCG_TYPE_I32);
7497 gen_load_fpr32(fp0, fs);
7498 gen_load_fpr32(fp1, ft);
7499 gen_load_fpr32(fp2, fr);
7500 tcg_gen_helper_1_3(do_float_mulsub_s, fp2, fp0, fp1, fp2);
7503 gen_store_fpr32(fp2, fd);
7510 check_cp1_registers(ctx, fd | fs | ft | fr);
7512 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7513 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7514 TCGv fp2 = tcg_temp_new(TCG_TYPE_I64);
7516 gen_load_fpr64(ctx, fp0, fs);
7517 gen_load_fpr64(ctx, fp1, ft);
7518 gen_load_fpr64(ctx, fp2, fr);
7519 tcg_gen_helper_1_3(do_float_mulsub_d, fp2, fp0, fp1, fp2);
7522 gen_store_fpr64(ctx, fp2, fd);
7528 check_cp1_64bitmode(ctx);
7530 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7531 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7532 TCGv fp2 = tcg_temp_new(TCG_TYPE_I64);
7534 gen_load_fpr64(ctx, fp0, fs);
7535 gen_load_fpr64(ctx, fp1, ft);
7536 gen_load_fpr64(ctx, fp2, fr);
7537 tcg_gen_helper_1_3(do_float_mulsub_ps, fp2, fp0, fp1, fp2);
7540 gen_store_fpr64(ctx, fp2, fd);
7548 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7549 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
7550 TCGv fp2 = tcg_temp_new(TCG_TYPE_I32);
7552 gen_load_fpr32(fp0, fs);
7553 gen_load_fpr32(fp1, ft);
7554 gen_load_fpr32(fp2, fr);
7555 tcg_gen_helper_1_3(do_float_nmuladd_s, fp2, fp0, fp1, fp2);
7558 gen_store_fpr32(fp2, fd);
7565 check_cp1_registers(ctx, fd | fs | ft | fr);
7567 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7568 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7569 TCGv fp2 = tcg_temp_new(TCG_TYPE_I64);
7571 gen_load_fpr64(ctx, fp0, fs);
7572 gen_load_fpr64(ctx, fp1, ft);
7573 gen_load_fpr64(ctx, fp2, fr);
7574 tcg_gen_helper_1_3(do_float_nmuladd_d, fp2, fp0, fp1, fp2);
7577 gen_store_fpr64(ctx, fp2, fd);
7583 check_cp1_64bitmode(ctx);
7585 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7586 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7587 TCGv fp2 = tcg_temp_new(TCG_TYPE_I64);
7589 gen_load_fpr64(ctx, fp0, fs);
7590 gen_load_fpr64(ctx, fp1, ft);
7591 gen_load_fpr64(ctx, fp2, fr);
7592 tcg_gen_helper_1_3(do_float_nmuladd_ps, fp2, fp0, fp1, fp2);
7595 gen_store_fpr64(ctx, fp2, fd);
7603 TCGv fp0 = tcg_temp_new(TCG_TYPE_I32);
7604 TCGv fp1 = tcg_temp_new(TCG_TYPE_I32);
7605 TCGv fp2 = tcg_temp_new(TCG_TYPE_I32);
7607 gen_load_fpr32(fp0, fs);
7608 gen_load_fpr32(fp1, ft);
7609 gen_load_fpr32(fp2, fr);
7610 tcg_gen_helper_1_3(do_float_nmulsub_s, fp2, fp0, fp1, fp2);
7613 gen_store_fpr32(fp2, fd);
7620 check_cp1_registers(ctx, fd | fs | ft | fr);
7622 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7623 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7624 TCGv fp2 = tcg_temp_new(TCG_TYPE_I64);
7626 gen_load_fpr64(ctx, fp0, fs);
7627 gen_load_fpr64(ctx, fp1, ft);
7628 gen_load_fpr64(ctx, fp2, fr);
7629 tcg_gen_helper_1_3(do_float_nmulsub_d, fp2, fp0, fp1, fp2);
7632 gen_store_fpr64(ctx, fp2, fd);
7638 check_cp1_64bitmode(ctx);
7640 TCGv fp0 = tcg_temp_new(TCG_TYPE_I64);
7641 TCGv fp1 = tcg_temp_new(TCG_TYPE_I64);
7642 TCGv fp2 = tcg_temp_new(TCG_TYPE_I64);
7644 gen_load_fpr64(ctx, fp0, fs);
7645 gen_load_fpr64(ctx, fp1, ft);
7646 gen_load_fpr64(ctx, fp2, fr);
7647 tcg_gen_helper_1_3(do_float_nmulsub_ps, fp2, fp0, fp1, fp2);
7650 gen_store_fpr64(ctx, fp2, fd);
7657 generate_exception (ctx, EXCP_RI);
7660 MIPS_DEBUG("%s %s, %s, %s, %s", opn, fregnames[fd], fregnames[fr],
7661 fregnames[fs], fregnames[ft]);
7664 /* ISA extensions (ASEs) */
7665 /* MIPS16 extension to MIPS32 */
7666 /* SmartMIPS extension to MIPS32 */
7668 #if defined(TARGET_MIPS64)
7670 /* MDMX extension to MIPS64 */
7674 static void decode_opc (CPUState *env, DisasContext *ctx)
7678 uint32_t op, op1, op2;
7681 /* make sure instructions are on a word boundary */
7682 if (ctx->pc & 0x3) {
7683 env->CP0_BadVAddr = ctx->pc;
7684 generate_exception(ctx, EXCP_AdEL);
7688 /* Handle blikely not taken case */
7689 if ((ctx->hflags & MIPS_HFLAG_BMASK) == MIPS_HFLAG_BL) {
7690 int l1 = gen_new_label();
7692 MIPS_DEBUG("blikely condition (" TARGET_FMT_lx ")", ctx->pc + 4);
7693 tcg_gen_brcondi_i32(TCG_COND_NE, bcond, 0, l1);
7695 TCGv r_tmp = tcg_temp_new(TCG_TYPE_I32);
7697 tcg_gen_movi_i32(r_tmp, ctx->hflags & ~MIPS_HFLAG_BMASK);
7698 tcg_gen_st_i32(r_tmp, cpu_env, offsetof(CPUState, hflags));
7699 tcg_temp_free(r_tmp);
7701 gen_goto_tb(ctx, 1, ctx->pc + 4);
7704 op = MASK_OP_MAJOR(ctx->opcode);
7705 rs = (ctx->opcode >> 21) & 0x1f;
7706 rt = (ctx->opcode >> 16) & 0x1f;
7707 rd = (ctx->opcode >> 11) & 0x1f;
7708 sa = (ctx->opcode >> 6) & 0x1f;
7709 imm = (int16_t)ctx->opcode;
7712 op1 = MASK_SPECIAL(ctx->opcode);
7714 case OPC_SLL: /* Arithmetic with immediate */
7715 case OPC_SRL ... OPC_SRA:
7716 gen_arith_imm(env, ctx, op1, rd, rt, sa);
7718 case OPC_MOVZ ... OPC_MOVN:
7719 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
7720 case OPC_SLLV: /* Arithmetic */
7721 case OPC_SRLV ... OPC_SRAV:
7722 case OPC_ADD ... OPC_NOR:
7723 case OPC_SLT ... OPC_SLTU:
7724 gen_arith(env, ctx, op1, rd, rs, rt);
7726 case OPC_MULT ... OPC_DIVU:
7728 check_insn(env, ctx, INSN_VR54XX);
7729 op1 = MASK_MUL_VR54XX(ctx->opcode);
7730 gen_mul_vr54xx(ctx, op1, rd, rs, rt);
7732 gen_muldiv(ctx, op1, rs, rt);
7734 case OPC_JR ... OPC_JALR:
7735 gen_compute_branch(ctx, op1, rs, rd, sa);
7737 case OPC_TGE ... OPC_TEQ: /* Traps */
7739 gen_trap(ctx, op1, rs, rt, -1);
7741 case OPC_MFHI: /* Move from HI/LO */
7743 gen_HILO(ctx, op1, rd);
7746 case OPC_MTLO: /* Move to HI/LO */
7747 gen_HILO(ctx, op1, rs);
7749 case OPC_PMON: /* Pmon entry point, also R4010 selsl */
7750 #ifdef MIPS_STRICT_STANDARD
7751 MIPS_INVAL("PMON / selsl");
7752 generate_exception(ctx, EXCP_RI);
7754 tcg_gen_helper_0_i(do_pmon, sa);
7758 generate_exception(ctx, EXCP_SYSCALL);
7761 generate_exception(ctx, EXCP_BREAK);
7764 #ifdef MIPS_STRICT_STANDARD
7766 generate_exception(ctx, EXCP_RI);
7768 /* Implemented as RI exception for now. */
7769 MIPS_INVAL("spim (unofficial)");
7770 generate_exception(ctx, EXCP_RI);
7778 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
7779 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
7780 save_cpu_state(ctx, 1);
7781 check_cp1_enabled(ctx);
7782 gen_movci(ctx, rd, rs, (ctx->opcode >> 18) & 0x7,
7783 (ctx->opcode >> 16) & 1);
7785 generate_exception_err(ctx, EXCP_CpU, 1);
7789 #if defined(TARGET_MIPS64)
7790 /* MIPS64 specific opcodes */
7792 case OPC_DSRL ... OPC_DSRA:
7794 case OPC_DSRL32 ... OPC_DSRA32:
7795 check_insn(env, ctx, ISA_MIPS3);
7797 gen_arith_imm(env, ctx, op1, rd, rt, sa);
7800 case OPC_DSRLV ... OPC_DSRAV:
7801 case OPC_DADD ... OPC_DSUBU:
7802 check_insn(env, ctx, ISA_MIPS3);
7804 gen_arith(env, ctx, op1, rd, rs, rt);
7806 case OPC_DMULT ... OPC_DDIVU:
7807 check_insn(env, ctx, ISA_MIPS3);
7809 gen_muldiv(ctx, op1, rs, rt);
7812 default: /* Invalid */
7813 MIPS_INVAL("special");
7814 generate_exception(ctx, EXCP_RI);
7819 op1 = MASK_SPECIAL2(ctx->opcode);
7821 case OPC_MADD ... OPC_MADDU: /* Multiply and add/sub */
7822 case OPC_MSUB ... OPC_MSUBU:
7823 check_insn(env, ctx, ISA_MIPS32);
7824 gen_muldiv(ctx, op1, rs, rt);
7827 gen_arith(env, ctx, op1, rd, rs, rt);
7829 case OPC_CLZ ... OPC_CLO:
7830 check_insn(env, ctx, ISA_MIPS32);
7831 gen_cl(ctx, op1, rd, rs);
7834 /* XXX: not clear which exception should be raised
7835 * when in debug mode...
7837 check_insn(env, ctx, ISA_MIPS32);
7838 if (!(ctx->hflags & MIPS_HFLAG_DM)) {
7839 generate_exception(ctx, EXCP_DBp);
7841 generate_exception(ctx, EXCP_DBp);
7845 #if defined(TARGET_MIPS64)
7846 case OPC_DCLZ ... OPC_DCLO:
7847 check_insn(env, ctx, ISA_MIPS64);
7849 gen_cl(ctx, op1, rd, rs);
7852 default: /* Invalid */
7853 MIPS_INVAL("special2");
7854 generate_exception(ctx, EXCP_RI);
7859 op1 = MASK_SPECIAL3(ctx->opcode);
7863 check_insn(env, ctx, ISA_MIPS32R2);
7864 gen_bitops(ctx, op1, rt, rs, sa, rd);
7867 check_insn(env, ctx, ISA_MIPS32R2);
7868 op2 = MASK_BSHFL(ctx->opcode);
7869 gen_bshfl(ctx, op2, rt, rd);
7872 check_insn(env, ctx, ISA_MIPS32R2);
7874 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
7878 save_cpu_state(ctx, 1);
7879 tcg_gen_helper_1_0(do_rdhwr_cpunum, t0);
7882 save_cpu_state(ctx, 1);
7883 tcg_gen_helper_1_0(do_rdhwr_synci_step, t0);
7886 save_cpu_state(ctx, 1);
7887 tcg_gen_helper_1_0(do_rdhwr_cc, t0);
7890 save_cpu_state(ctx, 1);
7891 tcg_gen_helper_1_0(do_rdhwr_ccres, t0);
7894 if (env->user_mode_only) {
7895 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, tls_value));
7898 /* XXX: Some CPUs implement this in hardware.
7899 Not supported yet. */
7901 default: /* Invalid */
7902 MIPS_INVAL("rdhwr");
7903 generate_exception(ctx, EXCP_RI);
7906 gen_store_gpr(t0, rt);
7911 check_insn(env, ctx, ASE_MT);
7913 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
7914 TCGv t1 = tcg_temp_local_new(TCG_TYPE_TL);
7916 gen_load_gpr(t0, rt);
7917 gen_load_gpr(t1, rs);
7918 tcg_gen_helper_0_2(do_fork, t0, t1);
7924 check_insn(env, ctx, ASE_MT);
7926 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
7928 gen_load_gpr(t0, rs);
7929 tcg_gen_helper_1_1(do_yield, t0, t0);
7930 gen_store_gpr(t0, rd);
7934 #if defined(TARGET_MIPS64)
7935 case OPC_DEXTM ... OPC_DEXT:
7936 case OPC_DINSM ... OPC_DINS:
7937 check_insn(env, ctx, ISA_MIPS64R2);
7939 gen_bitops(ctx, op1, rt, rs, sa, rd);
7942 check_insn(env, ctx, ISA_MIPS64R2);
7944 op2 = MASK_DBSHFL(ctx->opcode);
7945 gen_bshfl(ctx, op2, rt, rd);
7948 default: /* Invalid */
7949 MIPS_INVAL("special3");
7950 generate_exception(ctx, EXCP_RI);
7955 op1 = MASK_REGIMM(ctx->opcode);
7957 case OPC_BLTZ ... OPC_BGEZL: /* REGIMM branches */
7958 case OPC_BLTZAL ... OPC_BGEZALL:
7959 gen_compute_branch(ctx, op1, rs, -1, imm << 2);
7961 case OPC_TGEI ... OPC_TEQI: /* REGIMM traps */
7963 gen_trap(ctx, op1, rs, -1, imm);
7966 check_insn(env, ctx, ISA_MIPS32R2);
7969 default: /* Invalid */
7970 MIPS_INVAL("regimm");
7971 generate_exception(ctx, EXCP_RI);
7976 check_cp0_enabled(ctx);
7977 op1 = MASK_CP0(ctx->opcode);
7983 #if defined(TARGET_MIPS64)
7987 #ifndef CONFIG_USER_ONLY
7988 if (!env->user_mode_only)
7989 gen_cp0(env, ctx, op1, rt, rd);
7990 #endif /* !CONFIG_USER_ONLY */
7992 case OPC_C0_FIRST ... OPC_C0_LAST:
7993 #ifndef CONFIG_USER_ONLY
7994 if (!env->user_mode_only)
7995 gen_cp0(env, ctx, MASK_C0(ctx->opcode), rt, rd);
7996 #endif /* !CONFIG_USER_ONLY */
7999 #ifndef CONFIG_USER_ONLY
8000 if (!env->user_mode_only) {
8001 TCGv t0 = tcg_temp_local_new(TCG_TYPE_TL);
8003 op2 = MASK_MFMC0(ctx->opcode);
8006 check_insn(env, ctx, ASE_MT);
8007 tcg_gen_helper_1_1(do_dmt, t0, t0);
8010 check_insn(env, ctx, ASE_MT);
8011 tcg_gen_helper_1_1(do_emt, t0, t0);
8014 check_insn(env, ctx, ASE_MT);
8015 tcg_gen_helper_1_1(do_dvpe, t0, t0);
8018 check_insn(env, ctx, ASE_MT);
8019 tcg_gen_helper_1_1(do_evpe, t0, t0);
8022 check_insn(env, ctx, ISA_MIPS32R2);
8023 save_cpu_state(ctx, 1);
8024 tcg_gen_helper_1_0(do_di, t0);
8025 /* Stop translation as we may have switched the execution mode */
8026 ctx->bstate = BS_STOP;
8029 check_insn(env, ctx, ISA_MIPS32R2);
8030 save_cpu_state(ctx, 1);
8031 tcg_gen_helper_1_0(do_ei, t0);
8032 /* Stop translation as we may have switched the execution mode */
8033 ctx->bstate = BS_STOP;
8035 default: /* Invalid */
8036 MIPS_INVAL("mfmc0");
8037 generate_exception(ctx, EXCP_RI);
8040 gen_store_gpr(t0, rt);
8043 #endif /* !CONFIG_USER_ONLY */
8046 check_insn(env, ctx, ISA_MIPS32R2);
8047 gen_load_srsgpr(rt, rd);
8050 check_insn(env, ctx, ISA_MIPS32R2);
8051 gen_store_srsgpr(rt, rd);
8055 generate_exception(ctx, EXCP_RI);
8059 case OPC_ADDI ... OPC_LUI: /* Arithmetic with immediate opcode */
8060 gen_arith_imm(env, ctx, op, rt, rs, imm);
8062 case OPC_J ... OPC_JAL: /* Jump */
8063 offset = (int32_t)(ctx->opcode & 0x3FFFFFF) << 2;
8064 gen_compute_branch(ctx, op, rs, rt, offset);
8066 case OPC_BEQ ... OPC_BGTZ: /* Branch */
8067 case OPC_BEQL ... OPC_BGTZL:
8068 gen_compute_branch(ctx, op, rs, rt, imm << 2);
8070 case OPC_LB ... OPC_LWR: /* Load and stores */
8071 case OPC_SB ... OPC_SW:
8075 gen_ldst(ctx, op, rt, rs, imm);
8078 check_insn(env, ctx, ISA_MIPS3 | ISA_MIPS32);
8082 check_insn(env, ctx, ISA_MIPS4 | ISA_MIPS32);
8086 /* Floating point (COP1). */
8091 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
8092 save_cpu_state(ctx, 1);
8093 check_cp1_enabled(ctx);
8094 gen_flt_ldst(ctx, op, rt, rs, imm);
8096 generate_exception_err(ctx, EXCP_CpU, 1);
8101 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
8102 save_cpu_state(ctx, 1);
8103 check_cp1_enabled(ctx);
8104 op1 = MASK_CP1(ctx->opcode);
8108 check_insn(env, ctx, ISA_MIPS32R2);
8113 gen_cp1(ctx, op1, rt, rd);
8115 #if defined(TARGET_MIPS64)
8118 check_insn(env, ctx, ISA_MIPS3);
8119 gen_cp1(ctx, op1, rt, rd);
8125 check_insn(env, ctx, ASE_MIPS3D);
8128 gen_compute_branch1(env, ctx, MASK_BC1(ctx->opcode),
8129 (rt >> 2) & 0x7, imm << 2);
8136 gen_farith(ctx, MASK_CP1_FUNC(ctx->opcode), rt, rd, sa,
8141 generate_exception (ctx, EXCP_RI);
8145 generate_exception_err(ctx, EXCP_CpU, 1);
8155 /* COP2: Not implemented. */
8156 generate_exception_err(ctx, EXCP_CpU, 2);
8160 if (env->CP0_Config1 & (1 << CP0C1_FP)) {
8161 save_cpu_state(ctx, 1);
8162 check_cp1_enabled(ctx);
8163 op1 = MASK_CP3(ctx->opcode);
8171 gen_flt3_ldst(ctx, op1, sa, rd, rs, rt);
8189 gen_flt3_arith(ctx, op1, sa, rs, rd, rt);
8193 generate_exception (ctx, EXCP_RI);
8197 generate_exception_err(ctx, EXCP_CpU, 1);
8201 #if defined(TARGET_MIPS64)
8202 /* MIPS64 opcodes */
8204 case OPC_LDL ... OPC_LDR:
8205 case OPC_SDL ... OPC_SDR:
8210 check_insn(env, ctx, ISA_MIPS3);
8212 gen_ldst(ctx, op, rt, rs, imm);
8214 case OPC_DADDI ... OPC_DADDIU:
8215 check_insn(env, ctx, ISA_MIPS3);
8217 gen_arith_imm(env, ctx, op, rt, rs, imm);
8221 check_insn(env, ctx, ASE_MIPS16);
8222 /* MIPS16: Not implemented. */
8224 check_insn(env, ctx, ASE_MDMX);
8225 /* MDMX: Not implemented. */
8226 default: /* Invalid */
8227 MIPS_INVAL("major opcode");
8228 generate_exception(ctx, EXCP_RI);
8231 if (ctx->hflags & MIPS_HFLAG_BMASK) {
8232 int hflags = ctx->hflags & MIPS_HFLAG_BMASK;
8233 /* Branches completion */
8234 ctx->hflags &= ~MIPS_HFLAG_BMASK;
8235 ctx->bstate = BS_BRANCH;
8236 save_cpu_state(ctx, 0);
8237 /* FIXME: Need to clear can_do_io. */
8240 /* unconditional branch */
8241 MIPS_DEBUG("unconditional branch");
8242 gen_goto_tb(ctx, 0, ctx->btarget);
8245 /* blikely taken case */
8246 MIPS_DEBUG("blikely branch taken");
8247 gen_goto_tb(ctx, 0, ctx->btarget);
8250 /* Conditional branch */
8251 MIPS_DEBUG("conditional branch");
8253 int l1 = gen_new_label();
8255 tcg_gen_brcondi_i32(TCG_COND_NE, bcond, 0, l1);
8256 gen_goto_tb(ctx, 1, ctx->pc + 4);
8258 gen_goto_tb(ctx, 0, ctx->btarget);
8262 /* unconditional branch to register */
8263 MIPS_DEBUG("branch to register");
8264 tcg_gen_mov_tl(cpu_PC, btarget);
8268 MIPS_DEBUG("unknown branch");
8275 gen_intermediate_code_internal (CPUState *env, TranslationBlock *tb,
8279 target_ulong pc_start;
8280 uint16_t *gen_opc_end;
8285 if (search_pc && loglevel)
8286 fprintf (logfile, "search pc %d\n", search_pc);
8289 /* Leave some spare opc slots for branch handling. */
8290 gen_opc_end = gen_opc_buf + OPC_MAX_SIZE - 16;
8294 ctx.bstate = BS_NONE;
8295 /* Restore delay slot state from the tb context. */
8296 ctx.hflags = (uint32_t)tb->flags; /* FIXME: maybe use 64 bits here? */
8297 restore_cpu_state(env, &ctx);
8298 if (env->user_mode_only)
8299 ctx.mem_idx = MIPS_HFLAG_UM;
8301 ctx.mem_idx = ctx.hflags & MIPS_HFLAG_KSU;
8303 max_insns = tb->cflags & CF_COUNT_MASK;
8305 max_insns = CF_COUNT_MASK;
8307 if (loglevel & CPU_LOG_TB_CPU) {
8308 fprintf(logfile, "------------------------------------------------\n");
8309 /* FIXME: This may print out stale hflags from env... */
8310 cpu_dump_state(env, logfile, fprintf, 0);
8313 #ifdef MIPS_DEBUG_DISAS
8314 if (loglevel & CPU_LOG_TB_IN_ASM)
8315 fprintf(logfile, "\ntb %p idx %d hflags %04x\n",
8316 tb, ctx.mem_idx, ctx.hflags);
8319 while (ctx.bstate == BS_NONE) {
8320 if (env->nb_breakpoints > 0) {
8321 for(j = 0; j < env->nb_breakpoints; j++) {
8322 if (env->breakpoints[j] == ctx.pc) {
8323 save_cpu_state(&ctx, 1);
8324 ctx.bstate = BS_BRANCH;
8325 tcg_gen_helper_0_i(do_raise_exception, EXCP_DEBUG);
8326 /* Include the breakpoint location or the tb won't
8327 * be flushed when it must be. */
8329 goto done_generating;
8335 j = gen_opc_ptr - gen_opc_buf;
8339 gen_opc_instr_start[lj++] = 0;
8341 gen_opc_pc[lj] = ctx.pc;
8342 gen_opc_hflags[lj] = ctx.hflags & MIPS_HFLAG_BMASK;
8343 gen_opc_instr_start[lj] = 1;
8344 gen_opc_icount[lj] = num_insns;
8346 if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
8348 ctx.opcode = ldl_code(ctx.pc);
8349 decode_opc(env, &ctx);
8353 if (env->singlestep_enabled)
8356 if ((ctx.pc & (TARGET_PAGE_SIZE - 1)) == 0)
8359 if (gen_opc_ptr >= gen_opc_end)
8362 if (num_insns >= max_insns)
8364 #if defined (MIPS_SINGLE_STEP)
8368 if (tb->cflags & CF_LAST_IO)
8370 if (env->singlestep_enabled) {
8371 save_cpu_state(&ctx, ctx.bstate == BS_NONE);
8372 tcg_gen_helper_0_i(do_raise_exception, EXCP_DEBUG);
8374 switch (ctx.bstate) {
8376 tcg_gen_helper_0_0(do_interrupt_restart);
8377 gen_goto_tb(&ctx, 0, ctx.pc);
8380 save_cpu_state(&ctx, 0);
8381 gen_goto_tb(&ctx, 0, ctx.pc);
8384 tcg_gen_helper_0_0(do_interrupt_restart);
8393 gen_icount_end(tb, num_insns);
8394 *gen_opc_ptr = INDEX_op_end;
8396 j = gen_opc_ptr - gen_opc_buf;
8399 gen_opc_instr_start[lj++] = 0;
8401 tb->size = ctx.pc - pc_start;
8402 tb->icount = num_insns;
8405 #if defined MIPS_DEBUG_DISAS
8406 if (loglevel & CPU_LOG_TB_IN_ASM)
8407 fprintf(logfile, "\n");
8409 if (loglevel & CPU_LOG_TB_IN_ASM) {
8410 fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start));
8411 target_disas(logfile, pc_start, ctx.pc - pc_start, 0);
8412 fprintf(logfile, "\n");
8414 if (loglevel & CPU_LOG_TB_CPU) {
8415 fprintf(logfile, "---------------- %d %08x\n", ctx.bstate, ctx.hflags);
8420 void gen_intermediate_code (CPUState *env, struct TranslationBlock *tb)
8422 gen_intermediate_code_internal(env, tb, 0);
8425 void gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb)
8427 gen_intermediate_code_internal(env, tb, 1);
8430 static void fpu_dump_state(CPUState *env, FILE *f,
8431 int (*fpu_fprintf)(FILE *f, const char *fmt, ...),
8435 int is_fpu64 = !!(env->hflags & MIPS_HFLAG_F64);
8437 #define printfpr(fp) \
8440 fpu_fprintf(f, "w:%08x d:%016lx fd:%13g fs:%13g psu: %13g\n", \
8441 (fp)->w[FP_ENDIAN_IDX], (fp)->d, (fp)->fd, \
8442 (fp)->fs[FP_ENDIAN_IDX], (fp)->fs[!FP_ENDIAN_IDX]); \
8445 tmp.w[FP_ENDIAN_IDX] = (fp)->w[FP_ENDIAN_IDX]; \
8446 tmp.w[!FP_ENDIAN_IDX] = ((fp) + 1)->w[FP_ENDIAN_IDX]; \
8447 fpu_fprintf(f, "w:%08x d:%016lx fd:%13g fs:%13g psu:%13g\n", \
8448 tmp.w[FP_ENDIAN_IDX], tmp.d, tmp.fd, \
8449 tmp.fs[FP_ENDIAN_IDX], tmp.fs[!FP_ENDIAN_IDX]); \
8454 fpu_fprintf(f, "CP1 FCR0 0x%08x FCR31 0x%08x SR.FR %d fp_status 0x%08x(0x%02x)\n",
8455 env->active_fpu.fcr0, env->active_fpu.fcr31, is_fpu64, env->active_fpu.fp_status,
8456 get_float_exception_flags(&env->active_fpu.fp_status));
8457 for (i = 0; i < 32; (is_fpu64) ? i++ : (i += 2)) {
8458 fpu_fprintf(f, "%3s: ", fregnames[i]);
8459 printfpr(&env->active_fpu.fpr[i]);
8465 #if defined(TARGET_MIPS64) && defined(MIPS_DEBUG_SIGN_EXTENSIONS)
8466 /* Debug help: The architecture requires 32bit code to maintain proper
8467 sign-extended values on 64bit machines. */
8469 #define SIGN_EXT_P(val) ((((val) & ~0x7fffffff) == 0) || (((val) & ~0x7fffffff) == ~0x7fffffff))
8472 cpu_mips_check_sign_extensions (CPUState *env, FILE *f,
8473 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
8478 if (!SIGN_EXT_P(env->active_tc.PC))
8479 cpu_fprintf(f, "BROKEN: pc=0x" TARGET_FMT_lx "\n", env->active_tc.PC);
8480 if (!SIGN_EXT_P(env->active_tc.HI[0]))
8481 cpu_fprintf(f, "BROKEN: HI=0x" TARGET_FMT_lx "\n", env->active_tc.HI[0]);
8482 if (!SIGN_EXT_P(env->active_tc.LO[0]))
8483 cpu_fprintf(f, "BROKEN: LO=0x" TARGET_FMT_lx "\n", env->active_tc.LO[0]);
8484 if (!SIGN_EXT_P(env->btarget))
8485 cpu_fprintf(f, "BROKEN: btarget=0x" TARGET_FMT_lx "\n", env->btarget);
8487 for (i = 0; i < 32; i++) {
8488 if (!SIGN_EXT_P(env->active_tc.gpr[i]))
8489 cpu_fprintf(f, "BROKEN: %s=0x" TARGET_FMT_lx "\n", regnames[i], env->active_tc.gpr[i]);
8492 if (!SIGN_EXT_P(env->CP0_EPC))
8493 cpu_fprintf(f, "BROKEN: EPC=0x" TARGET_FMT_lx "\n", env->CP0_EPC);
8494 if (!SIGN_EXT_P(env->CP0_LLAddr))
8495 cpu_fprintf(f, "BROKEN: LLAddr=0x" TARGET_FMT_lx "\n", env->CP0_LLAddr);
8499 void cpu_dump_state (CPUState *env, FILE *f,
8500 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
8505 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",
8506 env->active_tc.PC, env->active_tc.HI[0], env->active_tc.LO[0],
8507 env->hflags, env->btarget, env->bcond);
8508 for (i = 0; i < 32; i++) {
8510 cpu_fprintf(f, "GPR%02d:", i);
8511 cpu_fprintf(f, " %s " TARGET_FMT_lx, regnames[i], env->active_tc.gpr[i]);
8513 cpu_fprintf(f, "\n");
8516 cpu_fprintf(f, "CP0 Status 0x%08x Cause 0x%08x EPC 0x" TARGET_FMT_lx "\n",
8517 env->CP0_Status, env->CP0_Cause, env->CP0_EPC);
8518 cpu_fprintf(f, " Config0 0x%08x Config1 0x%08x LLAddr 0x" TARGET_FMT_lx "\n",
8519 env->CP0_Config0, env->CP0_Config1, env->CP0_LLAddr);
8520 if (env->hflags & MIPS_HFLAG_FPU)
8521 fpu_dump_state(env, f, cpu_fprintf, flags);
8522 #if defined(TARGET_MIPS64) && defined(MIPS_DEBUG_SIGN_EXTENSIONS)
8523 cpu_mips_check_sign_extensions(env, f, cpu_fprintf, flags);
8527 static void mips_tcg_init(void)
8532 /* Initialize various static tables. */
8536 cpu_env = tcg_global_reg_new(TCG_TYPE_PTR, TCG_AREG0, "env");
8537 for (i = 0; i < 32; i++)
8538 cpu_gpr[i] = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
8539 offsetof(CPUState, active_tc.gpr[i]),
8541 cpu_PC = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
8542 offsetof(CPUState, active_tc.PC), "PC");
8543 for (i = 0; i < MIPS_DSP_ACC; i++) {
8544 cpu_HI[i] = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
8545 offsetof(CPUState, active_tc.HI[i]),
8547 cpu_LO[i] = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
8548 offsetof(CPUState, active_tc.LO[i]),
8550 cpu_ACX[i] = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
8551 offsetof(CPUState, active_tc.ACX[i]),
8554 cpu_dspctrl = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
8555 offsetof(CPUState, active_tc.DSPControl),
8557 bcond = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0,
8558 offsetof(CPUState, bcond), "bcond");
8559 btarget = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
8560 offsetof(CPUState, btarget), "btarget");
8561 for (i = 0; i < 32; i++)
8562 fpu_fpr32[i] = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0,
8563 offsetof(CPUState, active_fpu.fpr[i].w[FP_ENDIAN_IDX]),
8565 for (i = 0; i < 32; i++)
8566 fpu_fpr64[i] = tcg_global_mem_new(TCG_TYPE_I64, TCG_AREG0,
8567 offsetof(CPUState, active_fpu.fpr[i]),
8569 for (i = 0; i < 32; i++)
8570 fpu_fpr32h[i] = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0,
8571 offsetof(CPUState, active_fpu.fpr[i].w[!FP_ENDIAN_IDX]),
8573 fpu_fcr0 = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0,
8574 offsetof(CPUState, active_fpu.fcr0),
8576 fpu_fcr31 = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0,
8577 offsetof(CPUState, active_fpu.fcr31),
8580 /* register helpers */
8582 #define DEF_HELPER(ret, name, params) tcg_register_helper(name, #name);
8588 #include "translate_init.c"
8590 CPUMIPSState *cpu_mips_init (const char *cpu_model)
8593 const mips_def_t *def;
8595 def = cpu_mips_find_by_name(cpu_model);
8598 env = qemu_mallocz(sizeof(CPUMIPSState));
8601 env->cpu_model = def;
8604 env->cpu_model_str = cpu_model;
8610 void cpu_reset (CPUMIPSState *env)
8612 memset(env, 0, offsetof(CPUMIPSState, breakpoints));
8617 #if defined(CONFIG_USER_ONLY)
8618 env->user_mode_only = 1;
8620 if (env->user_mode_only) {
8621 env->hflags = MIPS_HFLAG_UM;
8623 if (env->hflags & MIPS_HFLAG_BMASK) {
8624 /* If the exception was raised from a delay slot,
8625 come back to the jump. */
8626 env->CP0_ErrorEPC = env->active_tc.PC - 4;
8628 env->CP0_ErrorEPC = env->active_tc.PC;
8630 env->active_tc.PC = (int32_t)0xBFC00000;
8632 /* SMP not implemented */
8633 env->CP0_EBase = 0x80000000;
8634 env->CP0_Status = (1 << CP0St_BEV) | (1 << CP0St_ERL);
8635 /* vectored interrupts not implemented, timer on int 7,
8636 no performance counters. */
8637 env->CP0_IntCtl = 0xe0000000;
8641 for (i = 0; i < 7; i++) {
8642 env->CP0_WatchLo[i] = 0;
8643 env->CP0_WatchHi[i] = 0x80000000;
8645 env->CP0_WatchLo[7] = 0;
8646 env->CP0_WatchHi[7] = 0;
8648 /* Count register increments in debug mode, EJTAG version 1 */
8649 env->CP0_Debug = (1 << CP0DB_CNT) | (0x1 << CP0DB_VER);
8650 env->hflags = MIPS_HFLAG_CP0;
8652 env->exception_index = EXCP_NONE;
8653 cpu_mips_register(env, env->cpu_model);
8656 void gen_pc_load(CPUState *env, TranslationBlock *tb,
8657 unsigned long searched_pc, int pc_pos, void *puc)
8659 env->active_tc.PC = gen_opc_pc[pc_pos];
8660 env->hflags &= ~MIPS_HFLAG_BMASK;
8661 env->hflags |= gen_opc_hflags[pc_pos];