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To make syscall.c for 64 bit truly warning-free, we need some more #ifs.
[qemu/mini2440.git] / target-ppc / translate.c
blobdf73ed9716a92bd260d734631c0986f1216a7540
1 /*
2 * PowerPC emulation for qemu: main translation routines.
3 *
4 * Copyright (c) 2003-2007 Jocelyn Mayer
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20 #include <stdarg.h>
21 #include <stdlib.h>
22 #include <stdio.h>
23 #include <string.h>
24 #include <inttypes.h>
25
26 #include "cpu.h"
27 #include "exec-all.h"
28 #include "disas.h"
29 #include "tcg-op.h"
30 #include "qemu-common.h"
31
32 #define CPU_SINGLE_STEP 0x1
33 #define CPU_BRANCH_STEP 0x2
34 #define GDBSTUB_SINGLE_STEP 0x4
35
36 /* Include definitions for instructions classes and implementations flags */
37 //#define DO_SINGLE_STEP
38 //#define PPC_DEBUG_DISAS
39 //#define DEBUG_MEMORY_ACCESSES
40 //#define DO_PPC_STATISTICS
41 //#define OPTIMIZE_FPRF_UPDATE
42
43 /*****************************************************************************/
44 /* Code translation helpers */
45
46 static TCGv cpu_env;
47
48 #include "gen-icount.h"
49
50 void ppc_translate_init(void)
51 {
52 static int done_init = 0;
53 if (done_init)
54 return;
55 cpu_env = tcg_global_reg_new(TCG_TYPE_PTR, TCG_AREG0, "env");
56 done_init = 1;
57 }
58
59 #if defined(OPTIMIZE_FPRF_UPDATE)
60 static uint16_t *gen_fprf_buf[OPC_BUF_SIZE];
61 static uint16_t **gen_fprf_ptr;
62 #endif
63
64 static always_inline void gen_set_T0 (target_ulong val)
65 {
66 #if defined(TARGET_PPC64)
67 if (val >> 32)
68 gen_op_set_T0_64(val >> 32, val);
69 else
70 #endif
71 gen_op_set_T0(val);
72 }
73
74 static always_inline void gen_set_T1 (target_ulong val)
75 {
76 #if defined(TARGET_PPC64)
77 if (val >> 32)
78 gen_op_set_T1_64(val >> 32, val);
79 else
80 #endif
81 gen_op_set_T1(val);
82 }
83
84 #define GEN8(func, NAME) \
85 static GenOpFunc *NAME ## _table [8] = { \
86 NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \
87 NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \
88 }; \
89 static always_inline void func (int n) \
90 { \
91 NAME ## _table[n](); \
92 }
93
94 #define GEN16(func, NAME) \
95 static GenOpFunc *NAME ## _table [16] = { \
96 NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \
97 NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \
98 NAME ## 8, NAME ## 9, NAME ## 10, NAME ## 11, \
99 NAME ## 12, NAME ## 13, NAME ## 14, NAME ## 15, \
100 }; \
101 static always_inline void func (int n) \
102 { \
103 NAME ## _table[n](); \
104 }
105
106 #define GEN32(func, NAME) \
107 static GenOpFunc *NAME ## _table [32] = { \
108 NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \
109 NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \
110 NAME ## 8, NAME ## 9, NAME ## 10, NAME ## 11, \
111 NAME ## 12, NAME ## 13, NAME ## 14, NAME ## 15, \
112 NAME ## 16, NAME ## 17, NAME ## 18, NAME ## 19, \
113 NAME ## 20, NAME ## 21, NAME ## 22, NAME ## 23, \
114 NAME ## 24, NAME ## 25, NAME ## 26, NAME ## 27, \
115 NAME ## 28, NAME ## 29, NAME ## 30, NAME ## 31, \
116 }; \
117 static always_inline void func (int n) \
118 { \
119 NAME ## _table[n](); \
120 }
121
122 /* Condition register moves */
123 GEN8(gen_op_load_crf_T0, gen_op_load_crf_T0_crf);
124 GEN8(gen_op_load_crf_T1, gen_op_load_crf_T1_crf);
125 GEN8(gen_op_store_T0_crf, gen_op_store_T0_crf_crf);
126 #if 0 // Unused
127 GEN8(gen_op_store_T1_crf, gen_op_store_T1_crf_crf);
128 #endif
129
130 /* General purpose registers moves */
131 GEN32(gen_op_load_gpr_T0, gen_op_load_gpr_T0_gpr);
132 GEN32(gen_op_load_gpr_T1, gen_op_load_gpr_T1_gpr);
133 GEN32(gen_op_load_gpr_T2, gen_op_load_gpr_T2_gpr);
134
135 GEN32(gen_op_store_T0_gpr, gen_op_store_T0_gpr_gpr);
136 GEN32(gen_op_store_T1_gpr, gen_op_store_T1_gpr_gpr);
137 #if 0 // unused
138 GEN32(gen_op_store_T2_gpr, gen_op_store_T2_gpr_gpr);
139 #endif
140
141 /* floating point registers moves */
142 GEN32(gen_op_load_fpr_FT0, gen_op_load_fpr_FT0_fpr);
143 GEN32(gen_op_load_fpr_FT1, gen_op_load_fpr_FT1_fpr);
144 GEN32(gen_op_load_fpr_FT2, gen_op_load_fpr_FT2_fpr);
145 GEN32(gen_op_store_FT0_fpr, gen_op_store_FT0_fpr_fpr);
146 GEN32(gen_op_store_FT1_fpr, gen_op_store_FT1_fpr_fpr);
147 #if 0 // unused
148 GEN32(gen_op_store_FT2_fpr, gen_op_store_FT2_fpr_fpr);
149 #endif
150
151 /* internal defines */
152 typedef struct DisasContext {
153 struct TranslationBlock *tb;
154 target_ulong nip;
155 uint32_t opcode;
156 uint32_t exception;
157 /* Routine used to access memory */
158 int mem_idx;
159 /* Translation flags */
160 #if !defined(CONFIG_USER_ONLY)
161 int supervisor;
162 #endif
163 #if defined(TARGET_PPC64)
164 int sf_mode;
165 #endif
166 int fpu_enabled;
167 int altivec_enabled;
168 int spe_enabled;
169 ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */
170 int singlestep_enabled;
171 int dcache_line_size;
172 } DisasContext;
173
174 struct opc_handler_t {
175 /* invalid bits */
176 uint32_t inval;
177 /* instruction type */
178 uint64_t type;
179 /* handler */
180 void (*handler)(DisasContext *ctx);
181 #if defined(DO_PPC_STATISTICS) || defined(PPC_DUMP_CPU)
182 const unsigned char *oname;
183 #endif
184 #if defined(DO_PPC_STATISTICS)
185 uint64_t count;
186 #endif
187 };
188
189 static always_inline void gen_set_Rc0 (DisasContext *ctx)
190 {
191 #if defined(TARGET_PPC64)
192 if (ctx->sf_mode)
193 gen_op_cmpi_64(0);
194 else
195 #endif
196 gen_op_cmpi(0);
197 gen_op_set_Rc0();
198 }
199
200 static always_inline void gen_reset_fpstatus (void)
201 {
202 #ifdef CONFIG_SOFTFLOAT
203 gen_op_reset_fpstatus();
204 #endif
205 }
206
207 static always_inline void gen_compute_fprf (int set_fprf, int set_rc)
208 {
209 if (set_fprf != 0) {
210 /* This case might be optimized later */
211 #if defined(OPTIMIZE_FPRF_UPDATE)
212 *gen_fprf_ptr++ = gen_opc_ptr;
213 #endif
214 gen_op_compute_fprf(1);
215 if (unlikely(set_rc))
216 gen_op_store_T0_crf(1);
217 gen_op_float_check_status();
218 } else if (unlikely(set_rc)) {
219 /* We always need to compute fpcc */
220 gen_op_compute_fprf(0);
221 gen_op_store_T0_crf(1);
222 if (set_fprf)
223 gen_op_float_check_status();
224 }
225 }
226
227 static always_inline void gen_optimize_fprf (void)
228 {
229 #if defined(OPTIMIZE_FPRF_UPDATE)
230 uint16_t **ptr;
231
232 for (ptr = gen_fprf_buf; ptr != (gen_fprf_ptr - 1); ptr++)
233 *ptr = INDEX_op_nop1;
234 gen_fprf_ptr = gen_fprf_buf;
235 #endif
236 }
237
238 static always_inline void gen_update_nip (DisasContext *ctx, target_ulong nip)
239 {
240 #if defined(TARGET_PPC64)
241 if (ctx->sf_mode)
242 gen_op_update_nip_64(nip >> 32, nip);
243 else
244 #endif
245 gen_op_update_nip(nip);
246 }
247
248 #define GEN_EXCP(ctx, excp, error) \
249 do { \
250 if ((ctx)->exception == POWERPC_EXCP_NONE) { \
251 gen_update_nip(ctx, (ctx)->nip); \
252 } \
253 gen_op_raise_exception_err((excp), (error)); \
254 ctx->exception = (excp); \
255 } while (0)
256
257 #define GEN_EXCP_INVAL(ctx) \
258 GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \
259 POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL)
260
261 #define GEN_EXCP_PRIVOPC(ctx) \
262 GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \
263 POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_OPC)
264
265 #define GEN_EXCP_PRIVREG(ctx) \
266 GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \
267 POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG)
268
269 #define GEN_EXCP_NO_FP(ctx) \
270 GEN_EXCP(ctx, POWERPC_EXCP_FPU, 0)
271
272 #define GEN_EXCP_NO_AP(ctx) \
273 GEN_EXCP(ctx, POWERPC_EXCP_APU, 0)
274
275 #define GEN_EXCP_NO_VR(ctx) \
276 GEN_EXCP(ctx, POWERPC_EXCP_VPU, 0)
277
278 /* Stop translation */
279 static always_inline void GEN_STOP (DisasContext *ctx)
280 {
281 gen_update_nip(ctx, ctx->nip);
282 ctx->exception = POWERPC_EXCP_STOP;
283 }
284
285 /* No need to update nip here, as execution flow will change */
286 static always_inline void GEN_SYNC (DisasContext *ctx)
287 {
288 ctx->exception = POWERPC_EXCP_SYNC;
289 }
290
291 #define GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
292 static void gen_##name (DisasContext *ctx); \
293 GEN_OPCODE(name, opc1, opc2, opc3, inval, type); \
294 static void gen_##name (DisasContext *ctx)
295
296 #define GEN_HANDLER2(name, onam, opc1, opc2, opc3, inval, type) \
297 static void gen_##name (DisasContext *ctx); \
298 GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type); \
299 static void gen_##name (DisasContext *ctx)
300
301 typedef struct opcode_t {
302 unsigned char opc1, opc2, opc3;
303 #if HOST_LONG_BITS == 64 /* Explicitly align to 64 bits */
304 unsigned char pad[5];
305 #else
306 unsigned char pad[1];
307 #endif
308 opc_handler_t handler;
309 const unsigned char *oname;
310 } opcode_t;
311
312 /*****************************************************************************/
313 /*** Instruction decoding ***/
314 #define EXTRACT_HELPER(name, shift, nb) \
315 static always_inline uint32_t name (uint32_t opcode) \
316 { \
317 return (opcode >> (shift)) & ((1 << (nb)) - 1); \
318 }
319
320 #define EXTRACT_SHELPER(name, shift, nb) \
321 static always_inline int32_t name (uint32_t opcode) \
322 { \
323 return (int16_t)((opcode >> (shift)) & ((1 << (nb)) - 1)); \
324 }
325
326 /* Opcode part 1 */
327 EXTRACT_HELPER(opc1, 26, 6);
328 /* Opcode part 2 */
329 EXTRACT_HELPER(opc2, 1, 5);
330 /* Opcode part 3 */
331 EXTRACT_HELPER(opc3, 6, 5);
332 /* Update Cr0 flags */
333 EXTRACT_HELPER(Rc, 0, 1);
334 /* Destination */
335 EXTRACT_HELPER(rD, 21, 5);
336 /* Source */
337 EXTRACT_HELPER(rS, 21, 5);
338 /* First operand */
339 EXTRACT_HELPER(rA, 16, 5);
340 /* Second operand */
341 EXTRACT_HELPER(rB, 11, 5);
342 /* Third operand */
343 EXTRACT_HELPER(rC, 6, 5);
344 /*** Get CRn ***/
345 EXTRACT_HELPER(crfD, 23, 3);
346 EXTRACT_HELPER(crfS, 18, 3);
347 EXTRACT_HELPER(crbD, 21, 5);
348 EXTRACT_HELPER(crbA, 16, 5);
349 EXTRACT_HELPER(crbB, 11, 5);
350 /* SPR / TBL */
351 EXTRACT_HELPER(_SPR, 11, 10);
352 static always_inline uint32_t SPR (uint32_t opcode)
353 {
354 uint32_t sprn = _SPR(opcode);
355
356 return ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5);
357 }
358 /*** Get constants ***/
359 EXTRACT_HELPER(IMM, 12, 8);
360 /* 16 bits signed immediate value */
361 EXTRACT_SHELPER(SIMM, 0, 16);
362 /* 16 bits unsigned immediate value */
363 EXTRACT_HELPER(UIMM, 0, 16);
364 /* Bit count */
365 EXTRACT_HELPER(NB, 11, 5);
366 /* Shift count */
367 EXTRACT_HELPER(SH, 11, 5);
368 /* Mask start */
369 EXTRACT_HELPER(MB, 6, 5);
370 /* Mask end */
371 EXTRACT_HELPER(ME, 1, 5);
372 /* Trap operand */
373 EXTRACT_HELPER(TO, 21, 5);
374
375 EXTRACT_HELPER(CRM, 12, 8);
376 EXTRACT_HELPER(FM, 17, 8);
377 EXTRACT_HELPER(SR, 16, 4);
378 EXTRACT_HELPER(FPIMM, 12, 4);
379
380 /*** Jump target decoding ***/
381 /* Displacement */
382 EXTRACT_SHELPER(d, 0, 16);
383 /* Immediate address */
384 static always_inline target_ulong LI (uint32_t opcode)
385 {
386 return (opcode >> 0) & 0x03FFFFFC;
387 }
388
389 static always_inline uint32_t BD (uint32_t opcode)
390 {
391 return (opcode >> 0) & 0xFFFC;
392 }
393
394 EXTRACT_HELPER(BO, 21, 5);
395 EXTRACT_HELPER(BI, 16, 5);
396 /* Absolute/relative address */
397 EXTRACT_HELPER(AA, 1, 1);
398 /* Link */
399 EXTRACT_HELPER(LK, 0, 1);
400
401 /* Create a mask between <start> and <end> bits */
402 static always_inline target_ulong MASK (uint32_t start, uint32_t end)
403 {
404 target_ulong ret;
405
406 #if defined(TARGET_PPC64)
407 if (likely(start == 0)) {
408 ret = UINT64_MAX << (63 - end);
409 } else if (likely(end == 63)) {
410 ret = UINT64_MAX >> start;
411 }
412 #else
413 if (likely(start == 0)) {
414 ret = UINT32_MAX << (31 - end);
415 } else if (likely(end == 31)) {
416 ret = UINT32_MAX >> start;
417 }
418 #endif
419 else {
420 ret = (((target_ulong)(-1ULL)) >> (start)) ^
421 (((target_ulong)(-1ULL) >> (end)) >> 1);
422 if (unlikely(start > end))
423 return ~ret;
424 }
425
426 return ret;
427 }
428
429 /*****************************************************************************/
430 /* PowerPC Instructions types definitions */
431 enum {
432 PPC_NONE = 0x0000000000000000ULL,
433 /* PowerPC base instructions set */
434 PPC_INSNS_BASE = 0x0000000000000001ULL,
435 /* integer operations instructions */
436 #define PPC_INTEGER PPC_INSNS_BASE
437 /* flow control instructions */
438 #define PPC_FLOW PPC_INSNS_BASE
439 /* virtual memory instructions */
440 #define PPC_MEM PPC_INSNS_BASE
441 /* ld/st with reservation instructions */
442 #define PPC_RES PPC_INSNS_BASE
443 /* spr/msr access instructions */
444 #define PPC_MISC PPC_INSNS_BASE
445 /* Deprecated instruction sets */
446 /* Original POWER instruction set */
447 PPC_POWER = 0x0000000000000002ULL,
448 /* POWER2 instruction set extension */
449 PPC_POWER2 = 0x0000000000000004ULL,
450 /* Power RTC support */
451 PPC_POWER_RTC = 0x0000000000000008ULL,
452 /* Power-to-PowerPC bridge (601) */
453 PPC_POWER_BR = 0x0000000000000010ULL,
454 /* 64 bits PowerPC instruction set */
455 PPC_64B = 0x0000000000000020ULL,
456 /* New 64 bits extensions (PowerPC 2.0x) */
457 PPC_64BX = 0x0000000000000040ULL,
458 /* 64 bits hypervisor extensions */
459 PPC_64H = 0x0000000000000080ULL,
460 /* New wait instruction (PowerPC 2.0x) */
461 PPC_WAIT = 0x0000000000000100ULL,
462 /* Time base mftb instruction */
463 PPC_MFTB = 0x0000000000000200ULL,
464
465 /* Fixed-point unit extensions */
466 /* PowerPC 602 specific */
467 PPC_602_SPEC = 0x0000000000000400ULL,
468 /* isel instruction */
469 PPC_ISEL = 0x0000000000000800ULL,
470 /* popcntb instruction */
471 PPC_POPCNTB = 0x0000000000001000ULL,
472 /* string load / store */
473 PPC_STRING = 0x0000000000002000ULL,
474
475 /* Floating-point unit extensions */
476 /* Optional floating point instructions */
477 PPC_FLOAT = 0x0000000000010000ULL,
478 /* New floating-point extensions (PowerPC 2.0x) */
479 PPC_FLOAT_EXT = 0x0000000000020000ULL,
480 PPC_FLOAT_FSQRT = 0x0000000000040000ULL,
481 PPC_FLOAT_FRES = 0x0000000000080000ULL,
482 PPC_FLOAT_FRSQRTE = 0x0000000000100000ULL,
483 PPC_FLOAT_FRSQRTES = 0x0000000000200000ULL,
484 PPC_FLOAT_FSEL = 0x0000000000400000ULL,
485 PPC_FLOAT_STFIWX = 0x0000000000800000ULL,
486
487 /* Vector/SIMD extensions */
488 /* Altivec support */
489 PPC_ALTIVEC = 0x0000000001000000ULL,
490 /* PowerPC 2.03 SPE extension */
491 PPC_SPE = 0x0000000002000000ULL,
492 /* PowerPC 2.03 SPE floating-point extension */
493 PPC_SPEFPU = 0x0000000004000000ULL,
494
495 /* Optional memory control instructions */
496 PPC_MEM_TLBIA = 0x0000000010000000ULL,
497 PPC_MEM_TLBIE = 0x0000000020000000ULL,
498 PPC_MEM_TLBSYNC = 0x0000000040000000ULL,
499 /* sync instruction */
500 PPC_MEM_SYNC = 0x0000000080000000ULL,
501 /* eieio instruction */
502 PPC_MEM_EIEIO = 0x0000000100000000ULL,
503
504 /* Cache control instructions */
505 PPC_CACHE = 0x0000000200000000ULL,
506 /* icbi instruction */
507 PPC_CACHE_ICBI = 0x0000000400000000ULL,
508 /* dcbz instruction with fixed cache line size */
509 PPC_CACHE_DCBZ = 0x0000000800000000ULL,
510 /* dcbz instruction with tunable cache line size */
511 PPC_CACHE_DCBZT = 0x0000001000000000ULL,
512 /* dcba instruction */
513 PPC_CACHE_DCBA = 0x0000002000000000ULL,
514 /* Freescale cache locking instructions */
515 PPC_CACHE_LOCK = 0x0000004000000000ULL,
516
517 /* MMU related extensions */
518 /* external control instructions */
519 PPC_EXTERN = 0x0000010000000000ULL,
520 /* segment register access instructions */
521 PPC_SEGMENT = 0x0000020000000000ULL,
522 /* PowerPC 6xx TLB management instructions */
523 PPC_6xx_TLB = 0x0000040000000000ULL,
524 /* PowerPC 74xx TLB management instructions */
525 PPC_74xx_TLB = 0x0000080000000000ULL,
526 /* PowerPC 40x TLB management instructions */
527 PPC_40x_TLB = 0x0000100000000000ULL,
528 /* segment register access instructions for PowerPC 64 "bridge" */
529 PPC_SEGMENT_64B = 0x0000200000000000ULL,
530 /* SLB management */
531 PPC_SLBI = 0x0000400000000000ULL,
532
533 /* Embedded PowerPC dedicated instructions */
534 PPC_WRTEE = 0x0001000000000000ULL,
535 /* PowerPC 40x exception model */
536 PPC_40x_EXCP = 0x0002000000000000ULL,
537 /* PowerPC 405 Mac instructions */
538 PPC_405_MAC = 0x0004000000000000ULL,
539 /* PowerPC 440 specific instructions */
540 PPC_440_SPEC = 0x0008000000000000ULL,
541 /* BookE (embedded) PowerPC specification */
542 PPC_BOOKE = 0x0010000000000000ULL,
543 /* mfapidi instruction */
544 PPC_MFAPIDI = 0x0020000000000000ULL,
545 /* tlbiva instruction */
546 PPC_TLBIVA = 0x0040000000000000ULL,
547 /* tlbivax instruction */
548 PPC_TLBIVAX = 0x0080000000000000ULL,
549 /* PowerPC 4xx dedicated instructions */
550 PPC_4xx_COMMON = 0x0100000000000000ULL,
551 /* PowerPC 40x ibct instructions */
552 PPC_40x_ICBT = 0x0200000000000000ULL,
553 /* rfmci is not implemented in all BookE PowerPC */
554 PPC_RFMCI = 0x0400000000000000ULL,
555 /* rfdi instruction */
556 PPC_RFDI = 0x0800000000000000ULL,
557 /* DCR accesses */
558 PPC_DCR = 0x1000000000000000ULL,
559 /* DCR extended accesse */
560 PPC_DCRX = 0x2000000000000000ULL,
561 /* user-mode DCR access, implemented in PowerPC 460 */
562 PPC_DCRUX = 0x4000000000000000ULL,
563 };
564
565 /*****************************************************************************/
566 /* PowerPC instructions table */
567 #if HOST_LONG_BITS == 64
568 #define OPC_ALIGN 8
569 #else
570 #define OPC_ALIGN 4
571 #endif
572 #if defined(__APPLE__)
573 #define OPCODES_SECTION \
574 __attribute__ ((section("__TEXT,__opcodes"), unused, aligned (OPC_ALIGN) ))
575 #else
576 #define OPCODES_SECTION \
577 __attribute__ ((section(".opcodes"), unused, aligned (OPC_ALIGN) ))
578 #endif
579
580 #if defined(DO_PPC_STATISTICS)
581 #define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
582 OPCODES_SECTION opcode_t opc_##name = { \
583 .opc1 = op1, \
584 .opc2 = op2, \
585 .opc3 = op3, \
586 .pad = { 0, }, \
587 .handler = { \
588 .inval = invl, \
589 .type = _typ, \
590 .handler = &gen_##name, \
591 .oname = stringify(name), \
592 }, \
593 .oname = stringify(name), \
594 }
595 #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \
596 OPCODES_SECTION opcode_t opc_##name = { \
597 .opc1 = op1, \
598 .opc2 = op2, \
599 .opc3 = op3, \
600 .pad = { 0, }, \
601 .handler = { \
602 .inval = invl, \
603 .type = _typ, \
604 .handler = &gen_##name, \
605 .oname = onam, \
606 }, \
607 .oname = onam, \
608 }
609 #else
610 #define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
611 OPCODES_SECTION opcode_t opc_##name = { \
612 .opc1 = op1, \
613 .opc2 = op2, \
614 .opc3 = op3, \
615 .pad = { 0, }, \
616 .handler = { \
617 .inval = invl, \
618 .type = _typ, \
619 .handler = &gen_##name, \
620 }, \
621 .oname = stringify(name), \
622 }
623 #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \
624 OPCODES_SECTION opcode_t opc_##name = { \
625 .opc1 = op1, \
626 .opc2 = op2, \
627 .opc3 = op3, \
628 .pad = { 0, }, \
629 .handler = { \
630 .inval = invl, \
631 .type = _typ, \
632 .handler = &gen_##name, \
633 }, \
634 .oname = onam, \
635 }
636 #endif
637
638 #define GEN_OPCODE_MARK(name) \
639 OPCODES_SECTION opcode_t opc_##name = { \
640 .opc1 = 0xFF, \
641 .opc2 = 0xFF, \
642 .opc3 = 0xFF, \
643 .pad = { 0, }, \
644 .handler = { \
645 .inval = 0x00000000, \
646 .type = 0x00, \
647 .handler = NULL, \
648 }, \
649 .oname = stringify(name), \
650 }
651
652 /* Start opcode list */
653 GEN_OPCODE_MARK(start);
654
655 /* Invalid instruction */
656 GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE)
657 {
658 GEN_EXCP_INVAL(ctx);
659 }
660
661 static opc_handler_t invalid_handler = {
662 .inval = 0xFFFFFFFF,
663 .type = PPC_NONE,
664 .handler = gen_invalid,
665 };
666
667 /*** Integer arithmetic ***/
668 #define __GEN_INT_ARITH2(name, opc1, opc2, opc3, inval, type) \
669 GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
670 { \
671 gen_op_load_gpr_T0(rA(ctx->opcode)); \
672 gen_op_load_gpr_T1(rB(ctx->opcode)); \
673 gen_op_##name(); \
674 gen_op_store_T0_gpr(rD(ctx->opcode)); \
675 if (unlikely(Rc(ctx->opcode) != 0)) \
676 gen_set_Rc0(ctx); \
677 }
678
679 #define __GEN_INT_ARITH2_O(name, opc1, opc2, opc3, inval, type) \
680 GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
681 { \
682 gen_op_load_gpr_T0(rA(ctx->opcode)); \
683 gen_op_load_gpr_T1(rB(ctx->opcode)); \
684 gen_op_##name(); \
685 gen_op_store_T0_gpr(rD(ctx->opcode)); \
686 if (unlikely(Rc(ctx->opcode) != 0)) \
687 gen_set_Rc0(ctx); \
688 }
689
690 #define __GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \
691 GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
692 { \
693 gen_op_load_gpr_T0(rA(ctx->opcode)); \
694 gen_op_##name(); \
695 gen_op_store_T0_gpr(rD(ctx->opcode)); \
696 if (unlikely(Rc(ctx->opcode) != 0)) \
697 gen_set_Rc0(ctx); \
698 }
699 #define __GEN_INT_ARITH1_O(name, opc1, opc2, opc3, type) \
700 GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
701 { \
702 gen_op_load_gpr_T0(rA(ctx->opcode)); \
703 gen_op_##name(); \
704 gen_op_store_T0_gpr(rD(ctx->opcode)); \
705 if (unlikely(Rc(ctx->opcode) != 0)) \
706 gen_set_Rc0(ctx); \
707 }
708
709 /* Two operands arithmetic functions */
710 #define GEN_INT_ARITH2(name, opc1, opc2, opc3, type) \
711 __GEN_INT_ARITH2(name, opc1, opc2, opc3, 0x00000000, type) \
712 __GEN_INT_ARITH2_O(name##o, opc1, opc2, opc3 | 0x10, 0x00000000, type)
713
714 /* Two operands arithmetic functions with no overflow allowed */
715 #define GEN_INT_ARITHN(name, opc1, opc2, opc3, type) \
716 __GEN_INT_ARITH2(name, opc1, opc2, opc3, 0x00000400, type)
717
718 /* One operand arithmetic functions */
719 #define GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \
720 __GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \
721 __GEN_INT_ARITH1_O(name##o, opc1, opc2, opc3 | 0x10, type)
722
723 #if defined(TARGET_PPC64)
724 #define __GEN_INT_ARITH2_64(name, opc1, opc2, opc3, inval, type) \
725 GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
726 { \
727 gen_op_load_gpr_T0(rA(ctx->opcode)); \
728 gen_op_load_gpr_T1(rB(ctx->opcode)); \
729 if (ctx->sf_mode) \
730 gen_op_##name##_64(); \
731 else \
732 gen_op_##name(); \
733 gen_op_store_T0_gpr(rD(ctx->opcode)); \
734 if (unlikely(Rc(ctx->opcode) != 0)) \
735 gen_set_Rc0(ctx); \
736 }
737
738 #define __GEN_INT_ARITH2_O_64(name, opc1, opc2, opc3, inval, type) \
739 GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
740 { \
741 gen_op_load_gpr_T0(rA(ctx->opcode)); \
742 gen_op_load_gpr_T1(rB(ctx->opcode)); \
743 if (ctx->sf_mode) \
744 gen_op_##name##_64(); \
745 else \
746 gen_op_##name(); \
747 gen_op_store_T0_gpr(rD(ctx->opcode)); \
748 if (unlikely(Rc(ctx->opcode) != 0)) \
749 gen_set_Rc0(ctx); \
750 }
751
752 #define __GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \
753 GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
754 { \
755 gen_op_load_gpr_T0(rA(ctx->opcode)); \
756 if (ctx->sf_mode) \
757 gen_op_##name##_64(); \
758 else \
759 gen_op_##name(); \
760 gen_op_store_T0_gpr(rD(ctx->opcode)); \
761 if (unlikely(Rc(ctx->opcode) != 0)) \
762 gen_set_Rc0(ctx); \
763 }
764 #define __GEN_INT_ARITH1_O_64(name, opc1, opc2, opc3, type) \
765 GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
766 { \
767 gen_op_load_gpr_T0(rA(ctx->opcode)); \
768 if (ctx->sf_mode) \
769 gen_op_##name##_64(); \
770 else \
771 gen_op_##name(); \
772 gen_op_store_T0_gpr(rD(ctx->opcode)); \
773 if (unlikely(Rc(ctx->opcode) != 0)) \
774 gen_set_Rc0(ctx); \
775 }
776
777 /* Two operands arithmetic functions */
778 #define GEN_INT_ARITH2_64(name, opc1, opc2, opc3, type) \
779 __GEN_INT_ARITH2_64(name, opc1, opc2, opc3, 0x00000000, type) \
780 __GEN_INT_ARITH2_O_64(name##o, opc1, opc2, opc3 | 0x10, 0x00000000, type)
781
782 /* Two operands arithmetic functions with no overflow allowed */
783 #define GEN_INT_ARITHN_64(name, opc1, opc2, opc3, type) \
784 __GEN_INT_ARITH2_64(name, opc1, opc2, opc3, 0x00000400, type)
785
786 /* One operand arithmetic functions */
787 #define GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \
788 __GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \
789 __GEN_INT_ARITH1_O_64(name##o, opc1, opc2, opc3 | 0x10, type)
790 #else
791 #define GEN_INT_ARITH2_64 GEN_INT_ARITH2
792 #define GEN_INT_ARITHN_64 GEN_INT_ARITHN
793 #define GEN_INT_ARITH1_64 GEN_INT_ARITH1
794 #endif
795
796 /* add add. addo addo. */
797 static always_inline void gen_op_addo (void)
798 {
799 gen_op_move_T2_T0();
800 gen_op_add();
801 gen_op_check_addo();
802 }
803 #if defined(TARGET_PPC64)
804 #define gen_op_add_64 gen_op_add
805 static always_inline void gen_op_addo_64 (void)
806 {
807 gen_op_move_T2_T0();
808 gen_op_add();
809 gen_op_check_addo_64();
810 }
811 #endif
812 GEN_INT_ARITH2_64 (add, 0x1F, 0x0A, 0x08, PPC_INTEGER);
813 /* addc addc. addco addco. */
814 static always_inline void gen_op_addc (void)
815 {
816 gen_op_move_T2_T0();
817 gen_op_add();
818 gen_op_check_addc();
819 }
820 static always_inline void gen_op_addco (void)
821 {
822 gen_op_move_T2_T0();
823 gen_op_add();
824 gen_op_check_addc();
825 gen_op_check_addo();
826 }
827 #if defined(TARGET_PPC64)
828 static always_inline void gen_op_addc_64 (void)
829 {
830 gen_op_move_T2_T0();
831 gen_op_add();
832 gen_op_check_addc_64();
833 }
834 static always_inline void gen_op_addco_64 (void)
835 {
836 gen_op_move_T2_T0();
837 gen_op_add();
838 gen_op_check_addc_64();
839 gen_op_check_addo_64();
840 }
841 #endif
842 GEN_INT_ARITH2_64 (addc, 0x1F, 0x0A, 0x00, PPC_INTEGER);
843 /* adde adde. addeo addeo. */
844 static always_inline void gen_op_addeo (void)
845 {
846 gen_op_move_T2_T0();
847 gen_op_adde();
848 gen_op_check_addo();
849 }
850 #if defined(TARGET_PPC64)
851 static always_inline void gen_op_addeo_64 (void)
852 {
853 gen_op_move_T2_T0();
854 gen_op_adde_64();
855 gen_op_check_addo_64();
856 }
857 #endif
858 GEN_INT_ARITH2_64 (adde, 0x1F, 0x0A, 0x04, PPC_INTEGER);
859 /* addme addme. addmeo addmeo. */
860 static always_inline void gen_op_addme (void)
861 {
862 gen_op_move_T1_T0();
863 gen_op_add_me();
864 }
865 #if defined(TARGET_PPC64)
866 static always_inline void gen_op_addme_64 (void)
867 {
868 gen_op_move_T1_T0();
869 gen_op_add_me_64();
870 }
871 #endif
872 GEN_INT_ARITH1_64 (addme, 0x1F, 0x0A, 0x07, PPC_INTEGER);
873 /* addze addze. addzeo addzeo. */
874 static always_inline void gen_op_addze (void)
875 {
876 gen_op_move_T2_T0();
877 gen_op_add_ze();
878 gen_op_check_addc();
879 }
880 static always_inline void gen_op_addzeo (void)
881 {
882 gen_op_move_T2_T0();
883 gen_op_add_ze();
884 gen_op_check_addc();
885 gen_op_check_addo();
886 }
887 #if defined(TARGET_PPC64)
888 static always_inline void gen_op_addze_64 (void)
889 {
890 gen_op_move_T2_T0();
891 gen_op_add_ze();
892 gen_op_check_addc_64();
893 }
894 static always_inline void gen_op_addzeo_64 (void)
895 {
896 gen_op_move_T2_T0();
897 gen_op_add_ze();
898 gen_op_check_addc_64();
899 gen_op_check_addo_64();
900 }
901 #endif
902 GEN_INT_ARITH1_64 (addze, 0x1F, 0x0A, 0x06, PPC_INTEGER);
903 /* divw divw. divwo divwo. */
904 GEN_INT_ARITH2 (divw, 0x1F, 0x0B, 0x0F, PPC_INTEGER);
905 /* divwu divwu. divwuo divwuo. */
906 GEN_INT_ARITH2 (divwu, 0x1F, 0x0B, 0x0E, PPC_INTEGER);
907 /* mulhw mulhw. */
908 GEN_INT_ARITHN (mulhw, 0x1F, 0x0B, 0x02, PPC_INTEGER);
909 /* mulhwu mulhwu. */
910 GEN_INT_ARITHN (mulhwu, 0x1F, 0x0B, 0x00, PPC_INTEGER);
911 /* mullw mullw. mullwo mullwo. */
912 GEN_INT_ARITH2 (mullw, 0x1F, 0x0B, 0x07, PPC_INTEGER);
913 /* neg neg. nego nego. */
914 GEN_INT_ARITH1_64 (neg, 0x1F, 0x08, 0x03, PPC_INTEGER);
915 /* subf subf. subfo subfo. */
916 static always_inline void gen_op_subfo (void)
917 {
918 gen_op_moven_T2_T0();
919 gen_op_subf();
920 gen_op_check_addo();
921 }
922 #if defined(TARGET_PPC64)
923 #define gen_op_subf_64 gen_op_subf
924 static always_inline void gen_op_subfo_64 (void)
925 {
926 gen_op_moven_T2_T0();
927 gen_op_subf();
928 gen_op_check_addo_64();
929 }
930 #endif
931 GEN_INT_ARITH2_64 (subf, 0x1F, 0x08, 0x01, PPC_INTEGER);
932 /* subfc subfc. subfco subfco. */
933 static always_inline void gen_op_subfc (void)
934 {
935 gen_op_subf();
936 gen_op_check_subfc();
937 }
938 static always_inline void gen_op_subfco (void)
939 {
940 gen_op_moven_T2_T0();
941 gen_op_subf();
942 gen_op_check_subfc();
943 gen_op_check_addo();
944 }
945 #if defined(TARGET_PPC64)
946 static always_inline void gen_op_subfc_64 (void)
947 {
948 gen_op_subf();
949 gen_op_check_subfc_64();
950 }
951 static always_inline void gen_op_subfco_64 (void)
952 {
953 gen_op_moven_T2_T0();
954 gen_op_subf();
955 gen_op_check_subfc_64();
956 gen_op_check_addo_64();
957 }
958 #endif
959 GEN_INT_ARITH2_64 (subfc, 0x1F, 0x08, 0x00, PPC_INTEGER);
960 /* subfe subfe. subfeo subfeo. */
961 static always_inline void gen_op_subfeo (void)
962 {
963 gen_op_moven_T2_T0();
964 gen_op_subfe();
965 gen_op_check_addo();
966 }
967 #if defined(TARGET_PPC64)
968 #define gen_op_subfe_64 gen_op_subfe
969 static always_inline void gen_op_subfeo_64 (void)
970 {
971 gen_op_moven_T2_T0();
972 gen_op_subfe_64();
973 gen_op_check_addo_64();
974 }
975 #endif
976 GEN_INT_ARITH2_64 (subfe, 0x1F, 0x08, 0x04, PPC_INTEGER);
977 /* subfme subfme. subfmeo subfmeo. */
978 GEN_INT_ARITH1_64 (subfme, 0x1F, 0x08, 0x07, PPC_INTEGER);
979 /* subfze subfze. subfzeo subfzeo. */
980 GEN_INT_ARITH1_64 (subfze, 0x1F, 0x08, 0x06, PPC_INTEGER);
981 /* addi */
982 GEN_HANDLER(addi, 0x0E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
983 {
984 target_long simm = SIMM(ctx->opcode);
985
986 if (rA(ctx->opcode) == 0) {
987 /* li case */
988 gen_set_T0(simm);
989 } else {
990 gen_op_load_gpr_T0(rA(ctx->opcode));
991 if (likely(simm != 0))
992 gen_op_addi(simm);
993 }
994 gen_op_store_T0_gpr(rD(ctx->opcode));
995 }
996 /* addic */
997 GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
998 {
999 target_long simm = SIMM(ctx->opcode);
1000
1001 gen_op_load_gpr_T0(rA(ctx->opcode));
1002 if (likely(simm != 0)) {
1003 gen_op_move_T2_T0();
1004 gen_op_addi(simm);
1005 #if defined(TARGET_PPC64)
1006 if (ctx->sf_mode)
1007 gen_op_check_addc_64();
1008 else
1009 #endif
1010 gen_op_check_addc();
1011 } else {
1012 gen_op_clear_xer_ca();
1013 }
1014 gen_op_store_T0_gpr(rD(ctx->opcode));
1015 }
1016 /* addic. */
1017 GEN_HANDLER2(addic_, "addic.", 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1018 {
1019 target_long simm = SIMM(ctx->opcode);
1020
1021 gen_op_load_gpr_T0(rA(ctx->opcode));
1022 if (likely(simm != 0)) {
1023 gen_op_move_T2_T0();
1024 gen_op_addi(simm);
1025 #if defined(TARGET_PPC64)
1026 if (ctx->sf_mode)
1027 gen_op_check_addc_64();
1028 else
1029 #endif
1030 gen_op_check_addc();
1031 } else {
1032 gen_op_clear_xer_ca();
1033 }
1034 gen_op_store_T0_gpr(rD(ctx->opcode));
1035 gen_set_Rc0(ctx);
1036 }
1037 /* addis */
1038 GEN_HANDLER(addis, 0x0F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1039 {
1040 target_long simm = SIMM(ctx->opcode);
1041
1042 if (rA(ctx->opcode) == 0) {
1043 /* lis case */
1044 gen_set_T0(simm << 16);
1045 } else {
1046 gen_op_load_gpr_T0(rA(ctx->opcode));
1047 if (likely(simm != 0))
1048 gen_op_addi(simm << 16);
1049 }
1050 gen_op_store_T0_gpr(rD(ctx->opcode));
1051 }
1052 /* mulli */
1053 GEN_HANDLER(mulli, 0x07, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1054 {
1055 gen_op_load_gpr_T0(rA(ctx->opcode));
1056 gen_op_mulli(SIMM(ctx->opcode));
1057 gen_op_store_T0_gpr(rD(ctx->opcode));
1058 }
1059 /* subfic */
1060 GEN_HANDLER(subfic, 0x08, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1061 {
1062 gen_op_load_gpr_T0(rA(ctx->opcode));
1063 #if defined(TARGET_PPC64)
1064 if (ctx->sf_mode)
1065 gen_op_subfic_64(SIMM(ctx->opcode));
1066 else
1067 #endif
1068 gen_op_subfic(SIMM(ctx->opcode));
1069 gen_op_store_T0_gpr(rD(ctx->opcode));
1070 }
1071
1072 #if defined(TARGET_PPC64)
1073 /* mulhd mulhd. */
1074 GEN_INT_ARITHN (mulhd, 0x1F, 0x09, 0x02, PPC_64B);
1075 /* mulhdu mulhdu. */
1076 GEN_INT_ARITHN (mulhdu, 0x1F, 0x09, 0x00, PPC_64B);
1077 /* mulld mulld. mulldo mulldo. */
1078 GEN_INT_ARITH2 (mulld, 0x1F, 0x09, 0x07, PPC_64B);
1079 /* divd divd. divdo divdo. */
1080 GEN_INT_ARITH2 (divd, 0x1F, 0x09, 0x0F, PPC_64B);
1081 /* divdu divdu. divduo divduo. */
1082 GEN_INT_ARITH2 (divdu, 0x1F, 0x09, 0x0E, PPC_64B);
1083 #endif
1084
1085 /*** Integer comparison ***/
1086 #if defined(TARGET_PPC64)
1087 #define GEN_CMP(name, opc, type) \
1088 GEN_HANDLER(name, 0x1F, 0x00, opc, 0x00400000, type) \
1089 { \
1090 gen_op_load_gpr_T0(rA(ctx->opcode)); \
1091 gen_op_load_gpr_T1(rB(ctx->opcode)); \
1092 if (ctx->sf_mode && (ctx->opcode & 0x00200000)) \
1093 gen_op_##name##_64(); \
1094 else \
1095 gen_op_##name(); \
1096 gen_op_store_T0_crf(crfD(ctx->opcode)); \
1097 }
1098 #else
1099 #define GEN_CMP(name, opc, type) \
1100 GEN_HANDLER(name, 0x1F, 0x00, opc, 0x00400000, type) \
1101 { \
1102 gen_op_load_gpr_T0(rA(ctx->opcode)); \
1103 gen_op_load_gpr_T1(rB(ctx->opcode)); \
1104 gen_op_##name(); \
1105 gen_op_store_T0_crf(crfD(ctx->opcode)); \
1106 }
1107 #endif
1108
1109 /* cmp */
1110 GEN_CMP(cmp, 0x00, PPC_INTEGER);
1111 /* cmpi */
1112 GEN_HANDLER(cmpi, 0x0B, 0xFF, 0xFF, 0x00400000, PPC_INTEGER)
1113 {
1114 gen_op_load_gpr_T0(rA(ctx->opcode));
1115 #if defined(TARGET_PPC64)
1116 if (ctx->sf_mode && (ctx->opcode & 0x00200000))
1117 gen_op_cmpi_64(SIMM(ctx->opcode));
1118 else
1119 #endif
1120 gen_op_cmpi(SIMM(ctx->opcode));
1121 gen_op_store_T0_crf(crfD(ctx->opcode));
1122 }
1123 /* cmpl */
1124 GEN_CMP(cmpl, 0x01, PPC_INTEGER);
1125 /* cmpli */
1126 GEN_HANDLER(cmpli, 0x0A, 0xFF, 0xFF, 0x00400000, PPC_INTEGER)
1127 {
1128 gen_op_load_gpr_T0(rA(ctx->opcode));
1129 #if defined(TARGET_PPC64)
1130 if (ctx->sf_mode && (ctx->opcode & 0x00200000))
1131 gen_op_cmpli_64(UIMM(ctx->opcode));
1132 else
1133 #endif
1134 gen_op_cmpli(UIMM(ctx->opcode));
1135 gen_op_store_T0_crf(crfD(ctx->opcode));
1136 }
1137
1138 /* isel (PowerPC 2.03 specification) */
1139 GEN_HANDLER(isel, 0x1F, 0x0F, 0xFF, 0x00000001, PPC_ISEL)
1140 {
1141 uint32_t bi = rC(ctx->opcode);
1142 uint32_t mask;
1143
1144 if (rA(ctx->opcode) == 0) {
1145 gen_set_T0(0);
1146 } else {
1147 gen_op_load_gpr_T1(rA(ctx->opcode));
1148 }
1149 gen_op_load_gpr_T2(rB(ctx->opcode));
1150 mask = 1 << (3 - (bi & 0x03));
1151 gen_op_load_crf_T0(bi >> 2);
1152 gen_op_test_true(mask);
1153 gen_op_isel();
1154 gen_op_store_T0_gpr(rD(ctx->opcode));
1155 }
1156
1157 /*** Integer logical ***/
1158 #define __GEN_LOGICAL2(name, opc2, opc3, type) \
1159 GEN_HANDLER(name, 0x1F, opc2, opc3, 0x00000000, type) \
1160 { \
1161 gen_op_load_gpr_T0(rS(ctx->opcode)); \
1162 gen_op_load_gpr_T1(rB(ctx->opcode)); \
1163 gen_op_##name(); \
1164 gen_op_store_T0_gpr(rA(ctx->opcode)); \
1165 if (unlikely(Rc(ctx->opcode) != 0)) \
1166 gen_set_Rc0(ctx); \
1167 }
1168 #define GEN_LOGICAL2(name, opc, type) \
1169 __GEN_LOGICAL2(name, 0x1C, opc, type)
1170
1171 #define GEN_LOGICAL1(name, opc, type) \
1172 GEN_HANDLER(name, 0x1F, 0x1A, opc, 0x00000000, type) \
1173 { \
1174 gen_op_load_gpr_T0(rS(ctx->opcode)); \
1175 gen_op_##name(); \
1176 gen_op_store_T0_gpr(rA(ctx->opcode)); \
1177 if (unlikely(Rc(ctx->opcode) != 0)) \
1178 gen_set_Rc0(ctx); \
1179 }
1180
1181 /* and & and. */
1182 GEN_LOGICAL2(and, 0x00, PPC_INTEGER);
1183 /* andc & andc. */
1184 GEN_LOGICAL2(andc, 0x01, PPC_INTEGER);
1185 /* andi. */
1186 GEN_HANDLER2(andi_, "andi.", 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1187 {
1188 gen_op_load_gpr_T0(rS(ctx->opcode));
1189 gen_op_andi_T0(UIMM(ctx->opcode));
1190 gen_op_store_T0_gpr(rA(ctx->opcode));
1191 gen_set_Rc0(ctx);
1192 }
1193 /* andis. */
1194 GEN_HANDLER2(andis_, "andis.", 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1195 {
1196 gen_op_load_gpr_T0(rS(ctx->opcode));
1197 gen_op_andi_T0(UIMM(ctx->opcode) << 16);
1198 gen_op_store_T0_gpr(rA(ctx->opcode));
1199 gen_set_Rc0(ctx);
1200 }
1201
1202 /* cntlzw */
1203 GEN_LOGICAL1(cntlzw, 0x00, PPC_INTEGER);
1204 /* eqv & eqv. */
1205 GEN_LOGICAL2(eqv, 0x08, PPC_INTEGER);
1206 /* extsb & extsb. */
1207 GEN_LOGICAL1(extsb, 0x1D, PPC_INTEGER);
1208 /* extsh & extsh. */
1209 GEN_LOGICAL1(extsh, 0x1C, PPC_INTEGER);
1210 /* nand & nand. */
1211 GEN_LOGICAL2(nand, 0x0E, PPC_INTEGER);
1212 /* nor & nor. */
1213 GEN_LOGICAL2(nor, 0x03, PPC_INTEGER);
1214
1215 /* or & or. */
1216 GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER)
1217 {
1218 int rs, ra, rb;
1219
1220 rs = rS(ctx->opcode);
1221 ra = rA(ctx->opcode);
1222 rb = rB(ctx->opcode);
1223 /* Optimisation for mr. ri case */
1224 if (rs != ra || rs != rb) {
1225 gen_op_load_gpr_T0(rs);
1226 if (rs != rb) {
1227 gen_op_load_gpr_T1(rb);
1228 gen_op_or();
1229 }
1230 gen_op_store_T0_gpr(ra);
1231 if (unlikely(Rc(ctx->opcode) != 0))
1232 gen_set_Rc0(ctx);
1233 } else if (unlikely(Rc(ctx->opcode) != 0)) {
1234 gen_op_load_gpr_T0(rs);
1235 gen_set_Rc0(ctx);
1236 #if defined(TARGET_PPC64)
1237 } else {
1238 switch (rs) {
1239 case 1:
1240 /* Set process priority to low */
1241 gen_op_store_pri(2);
1242 break;
1243 case 6:
1244 /* Set process priority to medium-low */
1245 gen_op_store_pri(3);
1246 break;
1247 case 2:
1248 /* Set process priority to normal */
1249 gen_op_store_pri(4);
1250 break;
1251 #if !defined(CONFIG_USER_ONLY)
1252 case 31:
1253 if (ctx->supervisor > 0) {
1254 /* Set process priority to very low */
1255 gen_op_store_pri(1);
1256 }
1257 break;
1258 case 5:
1259 if (ctx->supervisor > 0) {
1260 /* Set process priority to medium-hight */
1261 gen_op_store_pri(5);
1262 }
1263 break;
1264 case 3:
1265 if (ctx->supervisor > 0) {
1266 /* Set process priority to high */
1267 gen_op_store_pri(6);
1268 }
1269 break;
1270 case 7:
1271 if (ctx->supervisor > 1) {
1272 /* Set process priority to very high */
1273 gen_op_store_pri(7);
1274 }
1275 break;
1276 #endif
1277 default:
1278 /* nop */
1279 break;
1280 }
1281 #endif
1282 }
1283 }
1284
1285 /* orc & orc. */
1286 GEN_LOGICAL2(orc, 0x0C, PPC_INTEGER);
1287 /* xor & xor. */
1288 GEN_HANDLER(xor, 0x1F, 0x1C, 0x09, 0x00000000, PPC_INTEGER)
1289 {
1290 gen_op_load_gpr_T0(rS(ctx->opcode));
1291 /* Optimisation for "set to zero" case */
1292 if (rS(ctx->opcode) != rB(ctx->opcode)) {
1293 gen_op_load_gpr_T1(rB(ctx->opcode));
1294 gen_op_xor();
1295 } else {
1296 gen_op_reset_T0();
1297 }
1298 gen_op_store_T0_gpr(rA(ctx->opcode));
1299 if (unlikely(Rc(ctx->opcode) != 0))
1300 gen_set_Rc0(ctx);
1301 }
1302 /* ori */
1303 GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1304 {
1305 target_ulong uimm = UIMM(ctx->opcode);
1306
1307 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
1308 /* NOP */
1309 /* XXX: should handle special NOPs for POWER series */
1310 return;
1311 }
1312 gen_op_load_gpr_T0(rS(ctx->opcode));
1313 if (likely(uimm != 0))
1314 gen_op_ori(uimm);
1315 gen_op_store_T0_gpr(rA(ctx->opcode));
1316 }
1317 /* oris */
1318 GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1319 {
1320 target_ulong uimm = UIMM(ctx->opcode);
1321
1322 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
1323 /* NOP */
1324 return;
1325 }
1326 gen_op_load_gpr_T0(rS(ctx->opcode));
1327 if (likely(uimm != 0))
1328 gen_op_ori(uimm << 16);
1329 gen_op_store_T0_gpr(rA(ctx->opcode));
1330 }
1331 /* xori */
1332 GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1333 {
1334 target_ulong uimm = UIMM(ctx->opcode);
1335
1336 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
1337 /* NOP */
1338 return;
1339 }
1340 gen_op_load_gpr_T0(rS(ctx->opcode));
1341 if (likely(uimm != 0))
1342 gen_op_xori(uimm);
1343 gen_op_store_T0_gpr(rA(ctx->opcode));
1344 }
1345
1346 /* xoris */
1347 GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1348 {
1349 target_ulong uimm = UIMM(ctx->opcode);
1350
1351 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
1352 /* NOP */
1353 return;
1354 }
1355 gen_op_load_gpr_T0(rS(ctx->opcode));
1356 if (likely(uimm != 0))
1357 gen_op_xori(uimm << 16);
1358 gen_op_store_T0_gpr(rA(ctx->opcode));
1359 }
1360
1361 /* popcntb : PowerPC 2.03 specification */
1362 GEN_HANDLER(popcntb, 0x1F, 0x03, 0x03, 0x0000F801, PPC_POPCNTB)
1363 {
1364 gen_op_load_gpr_T0(rS(ctx->opcode));
1365 #if defined(TARGET_PPC64)
1366 if (ctx->sf_mode)
1367 gen_op_popcntb_64();
1368 else
1369 #endif
1370 gen_op_popcntb();
1371 gen_op_store_T0_gpr(rA(ctx->opcode));
1372 }
1373
1374 #if defined(TARGET_PPC64)
1375 /* extsw & extsw. */
1376 GEN_LOGICAL1(extsw, 0x1E, PPC_64B);
1377 /* cntlzd */
1378 GEN_LOGICAL1(cntlzd, 0x01, PPC_64B);
1379 #endif
1380
1381 /*** Integer rotate ***/
1382 /* rlwimi & rlwimi. */
1383 GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1384 {
1385 target_ulong mask;
1386 uint32_t mb, me, sh;
1387
1388 mb = MB(ctx->opcode);
1389 me = ME(ctx->opcode);
1390 sh = SH(ctx->opcode);
1391 if (likely(sh == 0)) {
1392 if (likely(mb == 0 && me == 31)) {
1393 gen_op_load_gpr_T0(rS(ctx->opcode));
1394 goto do_store;
1395 } else if (likely(mb == 31 && me == 0)) {
1396 gen_op_load_gpr_T0(rA(ctx->opcode));
1397 goto do_store;
1398 }
1399 gen_op_load_gpr_T0(rS(ctx->opcode));
1400 gen_op_load_gpr_T1(rA(ctx->opcode));
1401 goto do_mask;
1402 }
1403 gen_op_load_gpr_T0(rS(ctx->opcode));
1404 gen_op_load_gpr_T1(rA(ctx->opcode));
1405 gen_op_rotli32_T0(SH(ctx->opcode));
1406 do_mask:
1407 #if defined(TARGET_PPC64)
1408 mb += 32;
1409 me += 32;
1410 #endif
1411 mask = MASK(mb, me);
1412 gen_op_andi_T0(mask);
1413 gen_op_andi_T1(~mask);
1414 gen_op_or();
1415 do_store:
1416 gen_op_store_T0_gpr(rA(ctx->opcode));
1417 if (unlikely(Rc(ctx->opcode) != 0))
1418 gen_set_Rc0(ctx);
1419 }
1420 /* rlwinm & rlwinm. */
1421 GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1422 {
1423 uint32_t mb, me, sh;
1424
1425 sh = SH(ctx->opcode);
1426 mb = MB(ctx->opcode);
1427 me = ME(ctx->opcode);
1428 gen_op_load_gpr_T0(rS(ctx->opcode));
1429 if (likely(sh == 0)) {
1430 goto do_mask;
1431 }
1432 if (likely(mb == 0)) {
1433 if (likely(me == 31)) {
1434 gen_op_rotli32_T0(sh);
1435 goto do_store;
1436 } else if (likely(me == (31 - sh))) {
1437 gen_op_sli_T0(sh);
1438 goto do_store;
1439 }
1440 } else if (likely(me == 31)) {
1441 if (likely(sh == (32 - mb))) {
1442 gen_op_srli_T0(mb);
1443 goto do_store;
1444 }
1445 }
1446 gen_op_rotli32_T0(sh);
1447 do_mask:
1448 #if defined(TARGET_PPC64)
1449 mb += 32;
1450 me += 32;
1451 #endif
1452 gen_op_andi_T0(MASK(mb, me));
1453 do_store:
1454 gen_op_store_T0_gpr(rA(ctx->opcode));
1455 if (unlikely(Rc(ctx->opcode) != 0))
1456 gen_set_Rc0(ctx);
1457 }
1458 /* rlwnm & rlwnm. */
1459 GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1460 {
1461 uint32_t mb, me;
1462
1463 mb = MB(ctx->opcode);
1464 me = ME(ctx->opcode);
1465 gen_op_load_gpr_T0(rS(ctx->opcode));
1466 gen_op_load_gpr_T1(rB(ctx->opcode));
1467 gen_op_rotl32_T0_T1();
1468 if (unlikely(mb != 0 || me != 31)) {
1469 #if defined(TARGET_PPC64)
1470 mb += 32;
1471 me += 32;
1472 #endif
1473 gen_op_andi_T0(MASK(mb, me));
1474 }
1475 gen_op_store_T0_gpr(rA(ctx->opcode));
1476 if (unlikely(Rc(ctx->opcode) != 0))
1477 gen_set_Rc0(ctx);
1478 }
1479
1480 #if defined(TARGET_PPC64)
1481 #define GEN_PPC64_R2(name, opc1, opc2) \
1482 GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \
1483 { \
1484 gen_##name(ctx, 0); \
1485 } \
1486 GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \
1487 PPC_64B) \
1488 { \
1489 gen_##name(ctx, 1); \
1490 }
1491 #define GEN_PPC64_R4(name, opc1, opc2) \
1492 GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \
1493 { \
1494 gen_##name(ctx, 0, 0); \
1495 } \
1496 GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x01, 0xFF, 0x00000000, \
1497 PPC_64B) \
1498 { \
1499 gen_##name(ctx, 0, 1); \
1500 } \
1501 GEN_HANDLER2(name##2, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \
1502 PPC_64B) \
1503 { \
1504 gen_##name(ctx, 1, 0); \
1505 } \
1506 GEN_HANDLER2(name##3, stringify(name), opc1, opc2 | 0x11, 0xFF, 0x00000000, \
1507 PPC_64B) \
1508 { \
1509 gen_##name(ctx, 1, 1); \
1510 }
1511
1512 static always_inline void gen_andi_T0_64 (DisasContext *ctx, uint64_t mask)
1513 {
1514 if (mask >> 32)
1515 gen_op_andi_T0_64(mask >> 32, mask & 0xFFFFFFFF);
1516 else
1517 gen_op_andi_T0(mask);
1518 }
1519
1520 static always_inline void gen_andi_T1_64 (DisasContext *ctx, uint64_t mask)
1521 {
1522 if (mask >> 32)
1523 gen_op_andi_T1_64(mask >> 32, mask & 0xFFFFFFFF);
1524 else
1525 gen_op_andi_T1(mask);
1526 }
1527
1528 static always_inline void gen_rldinm (DisasContext *ctx, uint32_t mb,
1529 uint32_t me, uint32_t sh)
1530 {
1531 gen_op_load_gpr_T0(rS(ctx->opcode));
1532 if (likely(sh == 0)) {
1533 goto do_mask;
1534 }
1535 if (likely(mb == 0)) {
1536 if (likely(me == 63)) {
1537 gen_op_rotli64_T0(sh);
1538 goto do_store;
1539 } else if (likely(me == (63 - sh))) {
1540 gen_op_sli_T0(sh);
1541 goto do_store;
1542 }
1543 } else if (likely(me == 63)) {
1544 if (likely(sh == (64 - mb))) {
1545 gen_op_srli_T0_64(mb);
1546 goto do_store;
1547 }
1548 }
1549 gen_op_rotli64_T0(sh);
1550 do_mask:
1551 gen_andi_T0_64(ctx, MASK(mb, me));
1552 do_store:
1553 gen_op_store_T0_gpr(rA(ctx->opcode));
1554 if (unlikely(Rc(ctx->opcode) != 0))
1555 gen_set_Rc0(ctx);
1556 }
1557 /* rldicl - rldicl. */
1558 static always_inline void gen_rldicl (DisasContext *ctx, int mbn, int shn)
1559 {
1560 uint32_t sh, mb;
1561
1562 sh = SH(ctx->opcode) | (shn << 5);
1563 mb = MB(ctx->opcode) | (mbn << 5);
1564 gen_rldinm(ctx, mb, 63, sh);
1565 }
1566 GEN_PPC64_R4(rldicl, 0x1E, 0x00);
1567 /* rldicr - rldicr. */
1568 static always_inline void gen_rldicr (DisasContext *ctx, int men, int shn)
1569 {
1570 uint32_t sh, me;
1571
1572 sh = SH(ctx->opcode) | (shn << 5);
1573 me = MB(ctx->opcode) | (men << 5);
1574 gen_rldinm(ctx, 0, me, sh);
1575 }
1576 GEN_PPC64_R4(rldicr, 0x1E, 0x02);
1577 /* rldic - rldic. */
1578 static always_inline void gen_rldic (DisasContext *ctx, int mbn, int shn)
1579 {
1580 uint32_t sh, mb;
1581
1582 sh = SH(ctx->opcode) | (shn << 5);
1583 mb = MB(ctx->opcode) | (mbn << 5);
1584 gen_rldinm(ctx, mb, 63 - sh, sh);
1585 }
1586 GEN_PPC64_R4(rldic, 0x1E, 0x04);
1587
1588 static always_inline void gen_rldnm (DisasContext *ctx, uint32_t mb,
1589 uint32_t me)
1590 {
1591 gen_op_load_gpr_T0(rS(ctx->opcode));
1592 gen_op_load_gpr_T1(rB(ctx->opcode));
1593 gen_op_rotl64_T0_T1();
1594 if (unlikely(mb != 0 || me != 63)) {
1595 gen_andi_T0_64(ctx, MASK(mb, me));
1596 }
1597 gen_op_store_T0_gpr(rA(ctx->opcode));
1598 if (unlikely(Rc(ctx->opcode) != 0))
1599 gen_set_Rc0(ctx);
1600 }
1601
1602 /* rldcl - rldcl. */
1603 static always_inline void gen_rldcl (DisasContext *ctx, int mbn)
1604 {
1605 uint32_t mb;
1606
1607 mb = MB(ctx->opcode) | (mbn << 5);
1608 gen_rldnm(ctx, mb, 63);
1609 }
1610 GEN_PPC64_R2(rldcl, 0x1E, 0x08);
1611 /* rldcr - rldcr. */
1612 static always_inline void gen_rldcr (DisasContext *ctx, int men)
1613 {
1614 uint32_t me;
1615
1616 me = MB(ctx->opcode) | (men << 5);
1617 gen_rldnm(ctx, 0, me);
1618 }
1619 GEN_PPC64_R2(rldcr, 0x1E, 0x09);
1620 /* rldimi - rldimi. */
1621 static always_inline void gen_rldimi (DisasContext *ctx, int mbn, int shn)
1622 {
1623 uint64_t mask;
1624 uint32_t sh, mb, me;
1625
1626 sh = SH(ctx->opcode) | (shn << 5);
1627 mb = MB(ctx->opcode) | (mbn << 5);
1628 me = 63 - sh;
1629 if (likely(sh == 0)) {
1630 if (likely(mb == 0)) {
1631 gen_op_load_gpr_T0(rS(ctx->opcode));
1632 goto do_store;
1633 }
1634 gen_op_load_gpr_T0(rS(ctx->opcode));
1635 gen_op_load_gpr_T1(rA(ctx->opcode));
1636 goto do_mask;
1637 }
1638 gen_op_load_gpr_T0(rS(ctx->opcode));
1639 gen_op_load_gpr_T1(rA(ctx->opcode));
1640 gen_op_rotli64_T0(sh);
1641 do_mask:
1642 mask = MASK(mb, me);
1643 gen_andi_T0_64(ctx, mask);
1644 gen_andi_T1_64(ctx, ~mask);
1645 gen_op_or();
1646 do_store:
1647 gen_op_store_T0_gpr(rA(ctx->opcode));
1648 if (unlikely(Rc(ctx->opcode) != 0))
1649 gen_set_Rc0(ctx);
1650 }
1651 GEN_PPC64_R4(rldimi, 0x1E, 0x06);
1652 #endif
1653
1654 /*** Integer shift ***/
1655 /* slw & slw. */
1656 __GEN_LOGICAL2(slw, 0x18, 0x00, PPC_INTEGER);
1657 /* sraw & sraw. */
1658 __GEN_LOGICAL2(sraw, 0x18, 0x18, PPC_INTEGER);
1659 /* srawi & srawi. */
1660 GEN_HANDLER(srawi, 0x1F, 0x18, 0x19, 0x00000000, PPC_INTEGER)
1661 {
1662 int mb, me;
1663 gen_op_load_gpr_T0(rS(ctx->opcode));
1664 if (SH(ctx->opcode) != 0) {
1665 gen_op_move_T1_T0();
1666 mb = 32 - SH(ctx->opcode);
1667 me = 31;
1668 #if defined(TARGET_PPC64)
1669 mb += 32;
1670 me += 32;
1671 #endif
1672 gen_op_srawi(SH(ctx->opcode), MASK(mb, me));
1673 }
1674 gen_op_store_T0_gpr(rA(ctx->opcode));
1675 if (unlikely(Rc(ctx->opcode) != 0))
1676 gen_set_Rc0(ctx);
1677 }
1678 /* srw & srw. */
1679 __GEN_LOGICAL2(srw, 0x18, 0x10, PPC_INTEGER);
1680
1681 #if defined(TARGET_PPC64)
1682 /* sld & sld. */
1683 __GEN_LOGICAL2(sld, 0x1B, 0x00, PPC_64B);
1684 /* srad & srad. */
1685 __GEN_LOGICAL2(srad, 0x1A, 0x18, PPC_64B);
1686 /* sradi & sradi. */
1687 static always_inline void gen_sradi (DisasContext *ctx, int n)
1688 {
1689 uint64_t mask;
1690 int sh, mb, me;
1691
1692 gen_op_load_gpr_T0(rS(ctx->opcode));
1693 sh = SH(ctx->opcode) + (n << 5);
1694 if (sh != 0) {
1695 gen_op_move_T1_T0();
1696 mb = 64 - SH(ctx->opcode);
1697 me = 63;
1698 mask = MASK(mb, me);
1699 gen_op_sradi(sh, mask >> 32, mask);
1700 }
1701 gen_op_store_T0_gpr(rA(ctx->opcode));
1702 if (unlikely(Rc(ctx->opcode) != 0))
1703 gen_set_Rc0(ctx);
1704 }
1705 GEN_HANDLER2(sradi0, "sradi", 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B)
1706 {
1707 gen_sradi(ctx, 0);
1708 }
1709 GEN_HANDLER2(sradi1, "sradi", 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B)
1710 {
1711 gen_sradi(ctx, 1);
1712 }
1713 /* srd & srd. */
1714 __GEN_LOGICAL2(srd, 0x1B, 0x10, PPC_64B);
1715 #endif
1716
1717 /*** Floating-Point arithmetic ***/
1718 #define _GEN_FLOAT_ACB(name, op, op1, op2, isfloat, set_fprf, type) \
1719 GEN_HANDLER(f##name, op1, op2, 0xFF, 0x00000000, type) \
1720 { \
1721 if (unlikely(!ctx->fpu_enabled)) { \
1722 GEN_EXCP_NO_FP(ctx); \
1723 return; \
1724 } \
1725 gen_op_load_fpr_FT0(rA(ctx->opcode)); \
1726 gen_op_load_fpr_FT1(rC(ctx->opcode)); \
1727 gen_op_load_fpr_FT2(rB(ctx->opcode)); \
1728 gen_reset_fpstatus(); \
1729 gen_op_f##op(); \
1730 if (isfloat) { \
1731 gen_op_frsp(); \
1732 } \
1733 gen_op_store_FT0_fpr(rD(ctx->opcode)); \
1734 gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \
1735 }
1736
1737 #define GEN_FLOAT_ACB(name, op2, set_fprf, type) \
1738 _GEN_FLOAT_ACB(name, name, 0x3F, op2, 0, set_fprf, type); \
1739 _GEN_FLOAT_ACB(name##s, name, 0x3B, op2, 1, set_fprf, type);
1740
1741 #define _GEN_FLOAT_AB(name, op, op1, op2, inval, isfloat, set_fprf, type) \
1742 GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \
1743 { \
1744 if (unlikely(!ctx->fpu_enabled)) { \
1745 GEN_EXCP_NO_FP(ctx); \
1746 return; \
1747 } \
1748 gen_op_load_fpr_FT0(rA(ctx->opcode)); \
1749 gen_op_load_fpr_FT1(rB(ctx->opcode)); \
1750 gen_reset_fpstatus(); \
1751 gen_op_f##op(); \
1752 if (isfloat) { \
1753 gen_op_frsp(); \
1754 } \
1755 gen_op_store_FT0_fpr(rD(ctx->opcode)); \
1756 gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \
1757 }
1758 #define GEN_FLOAT_AB(name, op2, inval, set_fprf, type) \
1759 _GEN_FLOAT_AB(name, name, 0x3F, op2, inval, 0, set_fprf, type); \
1760 _GEN_FLOAT_AB(name##s, name, 0x3B, op2, inval, 1, set_fprf, type);
1761
1762 #define _GEN_FLOAT_AC(name, op, op1, op2, inval, isfloat, set_fprf, type) \
1763 GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \
1764 { \
1765 if (unlikely(!ctx->fpu_enabled)) { \
1766 GEN_EXCP_NO_FP(ctx); \
1767 return; \
1768 } \
1769 gen_op_load_fpr_FT0(rA(ctx->opcode)); \
1770 gen_op_load_fpr_FT1(rC(ctx->opcode)); \
1771 gen_reset_fpstatus(); \
1772 gen_op_f##op(); \
1773 if (isfloat) { \
1774 gen_op_frsp(); \
1775 } \
1776 gen_op_store_FT0_fpr(rD(ctx->opcode)); \
1777 gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \
1778 }
1779 #define GEN_FLOAT_AC(name, op2, inval, set_fprf, type) \
1780 _GEN_FLOAT_AC(name, name, 0x3F, op2, inval, 0, set_fprf, type); \
1781 _GEN_FLOAT_AC(name##s, name, 0x3B, op2, inval, 1, set_fprf, type);
1782
1783 #define GEN_FLOAT_B(name, op2, op3, set_fprf, type) \
1784 GEN_HANDLER(f##name, 0x3F, op2, op3, 0x001F0000, type) \
1785 { \
1786 if (unlikely(!ctx->fpu_enabled)) { \
1787 GEN_EXCP_NO_FP(ctx); \
1788 return; \
1789 } \
1790 gen_op_load_fpr_FT0(rB(ctx->opcode)); \
1791 gen_reset_fpstatus(); \
1792 gen_op_f##name(); \
1793 gen_op_store_FT0_fpr(rD(ctx->opcode)); \
1794 gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \
1795 }
1796
1797 #define GEN_FLOAT_BS(name, op1, op2, set_fprf, type) \
1798 GEN_HANDLER(f##name, op1, op2, 0xFF, 0x001F07C0, type) \
1799 { \
1800 if (unlikely(!ctx->fpu_enabled)) { \
1801 GEN_EXCP_NO_FP(ctx); \
1802 return; \
1803 } \
1804 gen_op_load_fpr_FT0(rB(ctx->opcode)); \
1805 gen_reset_fpstatus(); \
1806 gen_op_f##name(); \
1807 gen_op_store_FT0_fpr(rD(ctx->opcode)); \
1808 gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \
1809 }
1810
1811 /* fadd - fadds */
1812 GEN_FLOAT_AB(add, 0x15, 0x000007C0, 1, PPC_FLOAT);
1813 /* fdiv - fdivs */
1814 GEN_FLOAT_AB(div, 0x12, 0x000007C0, 1, PPC_FLOAT);
1815 /* fmul - fmuls */
1816 GEN_FLOAT_AC(mul, 0x19, 0x0000F800, 1, PPC_FLOAT);
1817
1818 /* fre */
1819 GEN_FLOAT_BS(re, 0x3F, 0x18, 1, PPC_FLOAT_EXT);
1820
1821 /* fres */
1822 GEN_FLOAT_BS(res, 0x3B, 0x18, 1, PPC_FLOAT_FRES);
1823
1824 /* frsqrte */
1825 GEN_FLOAT_BS(rsqrte, 0x3F, 0x1A, 1, PPC_FLOAT_FRSQRTE);
1826
1827 /* frsqrtes */
1828 static always_inline void gen_op_frsqrtes (void)
1829 {
1830 gen_op_frsqrte();
1831 gen_op_frsp();
1832 }
1833 GEN_FLOAT_BS(rsqrtes, 0x3B, 0x1A, 1, PPC_FLOAT_FRSQRTES);
1834
1835 /* fsel */
1836 _GEN_FLOAT_ACB(sel, sel, 0x3F, 0x17, 0, 0, PPC_FLOAT_FSEL);
1837 /* fsub - fsubs */
1838 GEN_FLOAT_AB(sub, 0x14, 0x000007C0, 1, PPC_FLOAT);
1839 /* Optional: */
1840 /* fsqrt */
1841 GEN_HANDLER(fsqrt, 0x3F, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT)
1842 {
1843 if (unlikely(!ctx->fpu_enabled)) {
1844 GEN_EXCP_NO_FP(ctx);
1845 return;
1846 }
1847 gen_op_load_fpr_FT0(rB(ctx->opcode));
1848 gen_reset_fpstatus();
1849 gen_op_fsqrt();
1850 gen_op_store_FT0_fpr(rD(ctx->opcode));
1851 gen_compute_fprf(1, Rc(ctx->opcode) != 0);
1852 }
1853
1854 GEN_HANDLER(fsqrts, 0x3B, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT)
1855 {
1856 if (unlikely(!ctx->fpu_enabled)) {
1857 GEN_EXCP_NO_FP(ctx);
1858 return;
1859 }
1860 gen_op_load_fpr_FT0(rB(ctx->opcode));
1861 gen_reset_fpstatus();
1862 gen_op_fsqrt();
1863 gen_op_frsp();
1864 gen_op_store_FT0_fpr(rD(ctx->opcode));
1865 gen_compute_fprf(1, Rc(ctx->opcode) != 0);
1866 }
1867
1868 /*** Floating-Point multiply-and-add ***/
1869 /* fmadd - fmadds */
1870 GEN_FLOAT_ACB(madd, 0x1D, 1, PPC_FLOAT);
1871 /* fmsub - fmsubs */
1872 GEN_FLOAT_ACB(msub, 0x1C, 1, PPC_FLOAT);
1873 /* fnmadd - fnmadds */
1874 GEN_FLOAT_ACB(nmadd, 0x1F, 1, PPC_FLOAT);
1875 /* fnmsub - fnmsubs */
1876 GEN_FLOAT_ACB(nmsub, 0x1E, 1, PPC_FLOAT);
1877
1878 /*** Floating-Point round & convert ***/
1879 /* fctiw */
1880 GEN_FLOAT_B(ctiw, 0x0E, 0x00, 0, PPC_FLOAT);
1881 /* fctiwz */
1882 GEN_FLOAT_B(ctiwz, 0x0F, 0x00, 0, PPC_FLOAT);
1883 /* frsp */
1884 GEN_FLOAT_B(rsp, 0x0C, 0x00, 1, PPC_FLOAT);
1885 #if defined(TARGET_PPC64)
1886 /* fcfid */
1887 GEN_FLOAT_B(cfid, 0x0E, 0x1A, 1, PPC_64B);
1888 /* fctid */
1889 GEN_FLOAT_B(ctid, 0x0E, 0x19, 0, PPC_64B);
1890 /* fctidz */
1891 GEN_FLOAT_B(ctidz, 0x0F, 0x19, 0, PPC_64B);
1892 #endif
1893
1894 /* frin */
1895 GEN_FLOAT_B(rin, 0x08, 0x0C, 1, PPC_FLOAT_EXT);
1896 /* friz */
1897 GEN_FLOAT_B(riz, 0x08, 0x0D, 1, PPC_FLOAT_EXT);
1898 /* frip */
1899 GEN_FLOAT_B(rip, 0x08, 0x0E, 1, PPC_FLOAT_EXT);
1900 /* frim */
1901 GEN_FLOAT_B(rim, 0x08, 0x0F, 1, PPC_FLOAT_EXT);
1902
1903 /*** Floating-Point compare ***/
1904 /* fcmpo */
1905 GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT)
1906 {
1907 if (unlikely(!ctx->fpu_enabled)) {
1908 GEN_EXCP_NO_FP(ctx);
1909 return;
1910 }
1911 gen_op_load_fpr_FT0(rA(ctx->opcode));
1912 gen_op_load_fpr_FT1(rB(ctx->opcode));
1913 gen_reset_fpstatus();
1914 gen_op_fcmpo();
1915 gen_op_store_T0_crf(crfD(ctx->opcode));
1916 gen_op_float_check_status();
1917 }
1918
1919 /* fcmpu */
1920 GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT)
1921 {
1922 if (unlikely(!ctx->fpu_enabled)) {
1923 GEN_EXCP_NO_FP(ctx);
1924 return;
1925 }
1926 gen_op_load_fpr_FT0(rA(ctx->opcode));
1927 gen_op_load_fpr_FT1(rB(ctx->opcode));
1928 gen_reset_fpstatus();
1929 gen_op_fcmpu();
1930 gen_op_store_T0_crf(crfD(ctx->opcode));
1931 gen_op_float_check_status();
1932 }
1933
1934 /*** Floating-point move ***/
1935 /* fabs */
1936 /* XXX: beware that fabs never checks for NaNs nor update FPSCR */
1937 GEN_FLOAT_B(abs, 0x08, 0x08, 0, PPC_FLOAT);
1938
1939 /* fmr - fmr. */
1940 /* XXX: beware that fmr never checks for NaNs nor update FPSCR */
1941 GEN_HANDLER(fmr, 0x3F, 0x08, 0x02, 0x001F0000, PPC_FLOAT)
1942 {
1943 if (unlikely(!ctx->fpu_enabled)) {
1944 GEN_EXCP_NO_FP(ctx);
1945 return;
1946 }
1947 gen_op_load_fpr_FT0(rB(ctx->opcode));
1948 gen_op_store_FT0_fpr(rD(ctx->opcode));
1949 gen_compute_fprf(0, Rc(ctx->opcode) != 0);
1950 }
1951
1952 /* fnabs */
1953 /* XXX: beware that fnabs never checks for NaNs nor update FPSCR */
1954 GEN_FLOAT_B(nabs, 0x08, 0x04, 0, PPC_FLOAT);
1955 /* fneg */
1956 /* XXX: beware that fneg never checks for NaNs nor update FPSCR */
1957 GEN_FLOAT_B(neg, 0x08, 0x01, 0, PPC_FLOAT);
1958
1959 /*** Floating-Point status & ctrl register ***/
1960 /* mcrfs */
1961 GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT)
1962 {
1963 int bfa;
1964
1965 if (unlikely(!ctx->fpu_enabled)) {
1966 GEN_EXCP_NO_FP(ctx);
1967 return;
1968 }
1969 gen_optimize_fprf();
1970 bfa = 4 * (7 - crfS(ctx->opcode));
1971 gen_op_load_fpscr_T0(bfa);
1972 gen_op_store_T0_crf(crfD(ctx->opcode));
1973 gen_op_fpscr_resetbit(~(0xF << bfa));
1974 }
1975
1976 /* mffs */
1977 GEN_HANDLER(mffs, 0x3F, 0x07, 0x12, 0x001FF800, PPC_FLOAT)
1978 {
1979 if (unlikely(!ctx->fpu_enabled)) {
1980 GEN_EXCP_NO_FP(ctx);
1981 return;
1982 }
1983 gen_optimize_fprf();
1984 gen_reset_fpstatus();
1985 gen_op_load_fpscr_FT0();
1986 gen_op_store_FT0_fpr(rD(ctx->opcode));
1987 gen_compute_fprf(0, Rc(ctx->opcode) != 0);
1988 }
1989
1990 /* mtfsb0 */
1991 GEN_HANDLER(mtfsb0, 0x3F, 0x06, 0x02, 0x001FF800, PPC_FLOAT)
1992 {
1993 uint8_t crb;
1994
1995 if (unlikely(!ctx->fpu_enabled)) {
1996 GEN_EXCP_NO_FP(ctx);
1997 return;
1998 }
1999 crb = 32 - (crbD(ctx->opcode) >> 2);
2000 gen_optimize_fprf();
2001 gen_reset_fpstatus();
2002 if (likely(crb != 30 && crb != 29))
2003 gen_op_fpscr_resetbit(~(1 << crb));
2004 if (unlikely(Rc(ctx->opcode) != 0)) {
2005 gen_op_load_fpcc();
2006 gen_op_set_Rc0();
2007 }
2008 }
2009
2010 /* mtfsb1 */
2011 GEN_HANDLER(mtfsb1, 0x3F, 0x06, 0x01, 0x001FF800, PPC_FLOAT)
2012 {
2013 uint8_t crb;
2014
2015 if (unlikely(!ctx->fpu_enabled)) {
2016 GEN_EXCP_NO_FP(ctx);
2017 return;
2018 }
2019 crb = 32 - (crbD(ctx->opcode) >> 2);
2020 gen_optimize_fprf();
2021 gen_reset_fpstatus();
2022 /* XXX: we pretend we can only do IEEE floating-point computations */
2023 if (likely(crb != FPSCR_FEX && crb != FPSCR_VX && crb != FPSCR_NI))
2024 gen_op_fpscr_setbit(crb);
2025 if (unlikely(Rc(ctx->opcode) != 0)) {
2026 gen_op_load_fpcc();
2027 gen_op_set_Rc0();
2028 }
2029 /* We can raise a differed exception */
2030 gen_op_float_check_status();
2031 }
2032
2033 /* mtfsf */
2034 GEN_HANDLER(mtfsf, 0x3F, 0x07, 0x16, 0x02010000, PPC_FLOAT)
2035 {
2036 if (unlikely(!ctx->fpu_enabled)) {
2037 GEN_EXCP_NO_FP(ctx);
2038 return;
2039 }
2040 gen_optimize_fprf();
2041 gen_op_load_fpr_FT0(rB(ctx->opcode));
2042 gen_reset_fpstatus();
2043 gen_op_store_fpscr(FM(ctx->opcode));
2044 if (unlikely(Rc(ctx->opcode) != 0)) {
2045 gen_op_load_fpcc();
2046 gen_op_set_Rc0();
2047 }
2048 /* We can raise a differed exception */
2049 gen_op_float_check_status();
2050 }
2051
2052 /* mtfsfi */
2053 GEN_HANDLER(mtfsfi, 0x3F, 0x06, 0x04, 0x006f0800, PPC_FLOAT)
2054 {
2055 int bf, sh;
2056
2057 if (unlikely(!ctx->fpu_enabled)) {
2058 GEN_EXCP_NO_FP(ctx);
2059 return;
2060 }
2061 bf = crbD(ctx->opcode) >> 2;
2062 sh = 7 - bf;
2063 gen_optimize_fprf();
2064 gen_op_set_FT0(FPIMM(ctx->opcode) << (4 * sh));
2065 gen_reset_fpstatus();
2066 gen_op_store_fpscr(1 << sh);
2067 if (unlikely(Rc(ctx->opcode) != 0)) {
2068 gen_op_load_fpcc();
2069 gen_op_set_Rc0();
2070 }
2071 /* We can raise a differed exception */
2072 gen_op_float_check_status();
2073 }
2074
2075 /*** Addressing modes ***/
2076 /* Register indirect with immediate index : EA = (rA|0) + SIMM */
2077 static always_inline void gen_addr_imm_index (DisasContext *ctx,
2078 target_long maskl)
2079 {
2080 target_long simm = SIMM(ctx->opcode);
2081
2082 simm &= ~maskl;
2083 if (rA(ctx->opcode) == 0) {
2084 gen_set_T0(simm);
2085 } else {
2086 gen_op_load_gpr_T0(rA(ctx->opcode));
2087 if (likely(simm != 0))
2088 gen_op_addi(simm);
2089 }
2090 #ifdef DEBUG_MEMORY_ACCESSES
2091 gen_op_print_mem_EA();
2092 #endif
2093 }
2094
2095 static always_inline void gen_addr_reg_index (DisasContext *ctx)
2096 {
2097 if (rA(ctx->opcode) == 0) {
2098 gen_op_load_gpr_T0(rB(ctx->opcode));
2099 } else {
2100 gen_op_load_gpr_T0(rA(ctx->opcode));
2101 gen_op_load_gpr_T1(rB(ctx->opcode));
2102 gen_op_add();
2103 }
2104 #ifdef DEBUG_MEMORY_ACCESSES
2105 gen_op_print_mem_EA();
2106 #endif
2107 }
2108
2109 static always_inline void gen_addr_register (DisasContext *ctx)
2110 {
2111 if (rA(ctx->opcode) == 0) {
2112 gen_op_reset_T0();
2113 } else {
2114 gen_op_load_gpr_T0(rA(ctx->opcode));
2115 }
2116 #ifdef DEBUG_MEMORY_ACCESSES
2117 gen_op_print_mem_EA();
2118 #endif
2119 }
2120
2121 #if defined(TARGET_PPC64)
2122 #define _GEN_MEM_FUNCS(name, mode) \
2123 &gen_op_##name##_##mode, \
2124 &gen_op_##name##_le_##mode, \
2125 &gen_op_##name##_64_##mode, \
2126 &gen_op_##name##_le_64_##mode
2127 #else
2128 #define _GEN_MEM_FUNCS(name, mode) \
2129 &gen_op_##name##_##mode, \
2130 &gen_op_##name##_le_##mode
2131 #endif
2132 #if defined(CONFIG_USER_ONLY)
2133 #if defined(TARGET_PPC64)
2134 #define NB_MEM_FUNCS 4
2135 #else
2136 #define NB_MEM_FUNCS 2
2137 #endif
2138 #define GEN_MEM_FUNCS(name) \
2139 _GEN_MEM_FUNCS(name, raw)
2140 #else
2141 #if defined(TARGET_PPC64)
2142 #define NB_MEM_FUNCS 12
2143 #else
2144 #define NB_MEM_FUNCS 6
2145 #endif
2146 #define GEN_MEM_FUNCS(name) \
2147 _GEN_MEM_FUNCS(name, user), \
2148 _GEN_MEM_FUNCS(name, kernel), \
2149 _GEN_MEM_FUNCS(name, hypv)
2150 #endif
2151
2152 /*** Integer load ***/
2153 #define op_ldst(name) (*gen_op_##name[ctx->mem_idx])()
2154 /* Byte access routine are endian safe */
2155 #define gen_op_lbz_le_raw gen_op_lbz_raw
2156 #define gen_op_lbz_le_user gen_op_lbz_user
2157 #define gen_op_lbz_le_kernel gen_op_lbz_kernel
2158 #define gen_op_lbz_le_hypv gen_op_lbz_hypv
2159 #define gen_op_lbz_le_64_raw gen_op_lbz_64_raw
2160 #define gen_op_lbz_le_64_user gen_op_lbz_64_user
2161 #define gen_op_lbz_le_64_kernel gen_op_lbz_64_kernel
2162 #define gen_op_lbz_le_64_hypv gen_op_lbz_64_hypv
2163 #define gen_op_stb_le_raw gen_op_stb_raw
2164 #define gen_op_stb_le_user gen_op_stb_user
2165 #define gen_op_stb_le_kernel gen_op_stb_kernel
2166 #define gen_op_stb_le_hypv gen_op_stb_hypv
2167 #define gen_op_stb_le_64_raw gen_op_stb_64_raw
2168 #define gen_op_stb_le_64_user gen_op_stb_64_user
2169 #define gen_op_stb_le_64_kernel gen_op_stb_64_kernel
2170 #define gen_op_stb_le_64_hypv gen_op_stb_64_hypv
2171 #define OP_LD_TABLE(width) \
2172 static GenOpFunc *gen_op_l##width[NB_MEM_FUNCS] = { \
2173 GEN_MEM_FUNCS(l##width), \
2174 };
2175 #define OP_ST_TABLE(width) \
2176 static GenOpFunc *gen_op_st##width[NB_MEM_FUNCS] = { \
2177 GEN_MEM_FUNCS(st##width), \
2178 };
2179
2180 #define GEN_LD(width, opc, type) \
2181 GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type) \
2182 { \
2183 gen_addr_imm_index(ctx, 0); \
2184 op_ldst(l##width); \
2185 gen_op_store_T1_gpr(rD(ctx->opcode)); \
2186 }
2187
2188 #define GEN_LDU(width, opc, type) \
2189 GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \
2190 { \
2191 if (unlikely(rA(ctx->opcode) == 0 || \
2192 rA(ctx->opcode) == rD(ctx->opcode))) { \
2193 GEN_EXCP_INVAL(ctx); \
2194 return; \
2195 } \
2196 if (type == PPC_64B) \
2197 gen_addr_imm_index(ctx, 0x03); \
2198 else \
2199 gen_addr_imm_index(ctx, 0); \
2200 op_ldst(l##width); \
2201 gen_op_store_T1_gpr(rD(ctx->opcode)); \
2202 gen_op_store_T0_gpr(rA(ctx->opcode)); \
2203 }
2204
2205 #define GEN_LDUX(width, opc2, opc3, type) \
2206 GEN_HANDLER(l##width##ux, 0x1F, opc2, opc3, 0x00000001, type) \
2207 { \
2208 if (unlikely(rA(ctx->opcode) == 0 || \
2209 rA(ctx->opcode) == rD(ctx->opcode))) { \
2210 GEN_EXCP_INVAL(ctx); \
2211 return; \
2212 } \
2213 gen_addr_reg_index(ctx); \
2214 op_ldst(l##width); \
2215 gen_op_store_T1_gpr(rD(ctx->opcode)); \
2216 gen_op_store_T0_gpr(rA(ctx->opcode)); \
2217 }
2218
2219 #define GEN_LDX(width, opc2, opc3, type) \
2220 GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type) \
2221 { \
2222 gen_addr_reg_index(ctx); \
2223 op_ldst(l##width); \
2224 gen_op_store_T1_gpr(rD(ctx->opcode)); \
2225 }
2226
2227 #define GEN_LDS(width, op, type) \
2228 OP_LD_TABLE(width); \
2229 GEN_LD(width, op | 0x20, type); \
2230 GEN_LDU(width, op | 0x21, type); \
2231 GEN_LDUX(width, 0x17, op | 0x01, type); \
2232 GEN_LDX(width, 0x17, op | 0x00, type)
2233
2234 /* lbz lbzu lbzux lbzx */
2235 GEN_LDS(bz, 0x02, PPC_INTEGER);
2236 /* lha lhau lhaux lhax */
2237 GEN_LDS(ha, 0x0A, PPC_INTEGER);
2238 /* lhz lhzu lhzux lhzx */
2239 GEN_LDS(hz, 0x08, PPC_INTEGER);
2240 /* lwz lwzu lwzux lwzx */
2241 GEN_LDS(wz, 0x00, PPC_INTEGER);
2242 #if defined(TARGET_PPC64)
2243 OP_LD_TABLE(wa);
2244 OP_LD_TABLE(d);
2245 /* lwaux */
2246 GEN_LDUX(wa, 0x15, 0x0B, PPC_64B);
2247 /* lwax */
2248 GEN_LDX(wa, 0x15, 0x0A, PPC_64B);
2249 /* ldux */
2250 GEN_LDUX(d, 0x15, 0x01, PPC_64B);
2251 /* ldx */
2252 GEN_LDX(d, 0x15, 0x00, PPC_64B);
2253 GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B)
2254 {
2255 if (Rc(ctx->opcode)) {
2256 if (unlikely(rA(ctx->opcode) == 0 ||
2257 rA(ctx->opcode) == rD(ctx->opcode))) {
2258 GEN_EXCP_INVAL(ctx);
2259 return;
2260 }
2261 }
2262 gen_addr_imm_index(ctx, 0x03);
2263 if (ctx->opcode & 0x02) {
2264 /* lwa (lwau is undefined) */
2265 op_ldst(lwa);
2266 } else {
2267 /* ld - ldu */
2268 op_ldst(ld);
2269 }
2270 gen_op_store_T1_gpr(rD(ctx->opcode));
2271 if (Rc(ctx->opcode))
2272 gen_op_store_T0_gpr(rA(ctx->opcode));
2273 }
2274 /* lq */
2275 GEN_HANDLER(lq, 0x38, 0xFF, 0xFF, 0x00000000, PPC_64BX)
2276 {
2277 #if defined(CONFIG_USER_ONLY)
2278 GEN_EXCP_PRIVOPC(ctx);
2279 #else
2280 int ra, rd;
2281
2282 /* Restore CPU state */
2283 if (unlikely(ctx->supervisor == 0)) {
2284 GEN_EXCP_PRIVOPC(ctx);
2285 return;
2286 }
2287 ra = rA(ctx->opcode);
2288 rd = rD(ctx->opcode);
2289 if (unlikely((rd & 1) || rd == ra)) {
2290 GEN_EXCP_INVAL(ctx);
2291 return;
2292 }
2293 if (unlikely(ctx->mem_idx & 1)) {
2294 /* Little-endian mode is not handled */
2295 GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
2296 return;
2297 }
2298 gen_addr_imm_index(ctx, 0x0F);
2299 op_ldst(ld);
2300 gen_op_store_T1_gpr(rd);
2301 gen_op_addi(8);
2302 op_ldst(ld);
2303 gen_op_store_T1_gpr(rd + 1);
2304 #endif
2305 }
2306 #endif
2307
2308 /*** Integer store ***/
2309 #define GEN_ST(width, opc, type) \
2310 GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type) \
2311 { \
2312 gen_addr_imm_index(ctx, 0); \
2313 gen_op_load_gpr_T1(rS(ctx->opcode)); \
2314 op_ldst(st##width); \
2315 }
2316
2317 #define GEN_STU(width, opc, type) \
2318 GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \
2319 { \
2320 if (unlikely(rA(ctx->opcode) == 0)) { \
2321 GEN_EXCP_INVAL(ctx); \
2322 return; \
2323 } \
2324 if (type == PPC_64B) \
2325 gen_addr_imm_index(ctx, 0x03); \
2326 else \
2327 gen_addr_imm_index(ctx, 0); \
2328 gen_op_load_gpr_T1(rS(ctx->opcode)); \
2329 op_ldst(st##width); \
2330 gen_op_store_T0_gpr(rA(ctx->opcode)); \
2331 }
2332
2333 #define GEN_STUX(width, opc2, opc3, type) \
2334 GEN_HANDLER(st##width##ux, 0x1F, opc2, opc3, 0x00000001, type) \
2335 { \
2336 if (unlikely(rA(ctx->opcode) == 0)) { \
2337 GEN_EXCP_INVAL(ctx); \
2338 return; \
2339 } \
2340 gen_addr_reg_index(ctx); \
2341 gen_op_load_gpr_T1(rS(ctx->opcode)); \
2342 op_ldst(st##width); \
2343 gen_op_store_T0_gpr(rA(ctx->opcode)); \
2344 }
2345
2346 #define GEN_STX(width, opc2, opc3, type) \
2347 GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type) \
2348 { \
2349 gen_addr_reg_index(ctx); \
2350 gen_op_load_gpr_T1(rS(ctx->opcode)); \
2351 op_ldst(st##width); \
2352 }
2353
2354 #define GEN_STS(width, op, type) \
2355 OP_ST_TABLE(width); \
2356 GEN_ST(width, op | 0x20, type); \
2357 GEN_STU(width, op | 0x21, type); \
2358 GEN_STUX(width, 0x17, op | 0x01, type); \
2359 GEN_STX(width, 0x17, op | 0x00, type)
2360
2361 /* stb stbu stbux stbx */
2362 GEN_STS(b, 0x06, PPC_INTEGER);
2363 /* sth sthu sthux sthx */
2364 GEN_STS(h, 0x0C, PPC_INTEGER);
2365 /* stw stwu stwux stwx */
2366 GEN_STS(w, 0x04, PPC_INTEGER);
2367 #if defined(TARGET_PPC64)
2368 OP_ST_TABLE(d);
2369 GEN_STUX(d, 0x15, 0x05, PPC_64B);
2370 GEN_STX(d, 0x15, 0x04, PPC_64B);
2371 GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B)
2372 {
2373 int rs;
2374
2375 rs = rS(ctx->opcode);
2376 if ((ctx->opcode & 0x3) == 0x2) {
2377 #if defined(CONFIG_USER_ONLY)
2378 GEN_EXCP_PRIVOPC(ctx);
2379 #else
2380 /* stq */
2381 if (unlikely(ctx->supervisor == 0)) {
2382 GEN_EXCP_PRIVOPC(ctx);
2383 return;
2384 }
2385 if (unlikely(rs & 1)) {
2386 GEN_EXCP_INVAL(ctx);
2387 return;
2388 }
2389 if (unlikely(ctx->mem_idx & 1)) {
2390 /* Little-endian mode is not handled */
2391 GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
2392 return;
2393 }
2394 gen_addr_imm_index(ctx, 0x03);
2395 gen_op_load_gpr_T1(rs);
2396 op_ldst(std);
2397 gen_op_addi(8);
2398 gen_op_load_gpr_T1(rs + 1);
2399 op_ldst(std);
2400 #endif
2401 } else {
2402 /* std / stdu */
2403 if (Rc(ctx->opcode)) {
2404 if (unlikely(rA(ctx->opcode) == 0)) {
2405 GEN_EXCP_INVAL(ctx);
2406 return;
2407 }
2408 }
2409 gen_addr_imm_index(ctx, 0x03);
2410 gen_op_load_gpr_T1(rs);
2411 op_ldst(std);
2412 if (Rc(ctx->opcode))
2413 gen_op_store_T0_gpr(rA(ctx->opcode));
2414 }
2415 }
2416 #endif
2417 /*** Integer load and store with byte reverse ***/
2418 /* lhbrx */
2419 OP_LD_TABLE(hbr);
2420 GEN_LDX(hbr, 0x16, 0x18, PPC_INTEGER);
2421 /* lwbrx */
2422 OP_LD_TABLE(wbr);
2423 GEN_LDX(wbr, 0x16, 0x10, PPC_INTEGER);
2424 /* sthbrx */
2425 OP_ST_TABLE(hbr);
2426 GEN_STX(hbr, 0x16, 0x1C, PPC_INTEGER);
2427 /* stwbrx */
2428 OP_ST_TABLE(wbr);
2429 GEN_STX(wbr, 0x16, 0x14, PPC_INTEGER);
2430
2431 /*** Integer load and store multiple ***/
2432 #define op_ldstm(name, reg) (*gen_op_##name[ctx->mem_idx])(reg)
2433 static GenOpFunc1 *gen_op_lmw[NB_MEM_FUNCS] = {
2434 GEN_MEM_FUNCS(lmw),
2435 };
2436 static GenOpFunc1 *gen_op_stmw[NB_MEM_FUNCS] = {
2437 GEN_MEM_FUNCS(stmw),
2438 };
2439
2440 /* lmw */
2441 GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
2442 {
2443 /* NIP cannot be restored if the memory exception comes from an helper */
2444 gen_update_nip(ctx, ctx->nip - 4);
2445 gen_addr_imm_index(ctx, 0);
2446 op_ldstm(lmw, rD(ctx->opcode));
2447 }
2448
2449 /* stmw */
2450 GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
2451 {
2452 /* NIP cannot be restored if the memory exception comes from an helper */
2453 gen_update_nip(ctx, ctx->nip - 4);
2454 gen_addr_imm_index(ctx, 0);
2455 op_ldstm(stmw, rS(ctx->opcode));
2456 }
2457
2458 /*** Integer load and store strings ***/
2459 #define op_ldsts(name, start) (*gen_op_##name[ctx->mem_idx])(start)
2460 #define op_ldstsx(name, rd, ra, rb) (*gen_op_##name[ctx->mem_idx])(rd, ra, rb)
2461 /* string load & stores are by definition endian-safe */
2462 #define gen_op_lswi_le_raw gen_op_lswi_raw
2463 #define gen_op_lswi_le_user gen_op_lswi_user
2464 #define gen_op_lswi_le_kernel gen_op_lswi_kernel
2465 #define gen_op_lswi_le_hypv gen_op_lswi_hypv
2466 #define gen_op_lswi_le_64_raw gen_op_lswi_raw
2467 #define gen_op_lswi_le_64_user gen_op_lswi_user
2468 #define gen_op_lswi_le_64_kernel gen_op_lswi_kernel
2469 #define gen_op_lswi_le_64_hypv gen_op_lswi_hypv
2470 static GenOpFunc1 *gen_op_lswi[NB_MEM_FUNCS] = {
2471 GEN_MEM_FUNCS(lswi),
2472 };
2473 #define gen_op_lswx_le_raw gen_op_lswx_raw
2474 #define gen_op_lswx_le_user gen_op_lswx_user
2475 #define gen_op_lswx_le_kernel gen_op_lswx_kernel
2476 #define gen_op_lswx_le_hypv gen_op_lswx_hypv
2477 #define gen_op_lswx_le_64_raw gen_op_lswx_raw
2478 #define gen_op_lswx_le_64_user gen_op_lswx_user
2479 #define gen_op_lswx_le_64_kernel gen_op_lswx_kernel
2480 #define gen_op_lswx_le_64_hypv gen_op_lswx_hypv
2481 static GenOpFunc3 *gen_op_lswx[NB_MEM_FUNCS] = {
2482 GEN_MEM_FUNCS(lswx),
2483 };
2484 #define gen_op_stsw_le_raw gen_op_stsw_raw
2485 #define gen_op_stsw_le_user gen_op_stsw_user
2486 #define gen_op_stsw_le_kernel gen_op_stsw_kernel
2487 #define gen_op_stsw_le_hypv gen_op_stsw_hypv
2488 #define gen_op_stsw_le_64_raw gen_op_stsw_raw
2489 #define gen_op_stsw_le_64_user gen_op_stsw_user
2490 #define gen_op_stsw_le_64_kernel gen_op_stsw_kernel
2491 #define gen_op_stsw_le_64_hypv gen_op_stsw_hypv
2492 static GenOpFunc1 *gen_op_stsw[NB_MEM_FUNCS] = {
2493 GEN_MEM_FUNCS(stsw),
2494 };
2495
2496 /* lswi */
2497 /* PowerPC32 specification says we must generate an exception if
2498 * rA is in the range of registers to be loaded.
2499 * In an other hand, IBM says this is valid, but rA won't be loaded.
2500 * For now, I'll follow the spec...
2501 */
2502 GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_STRING)
2503 {
2504 int nb = NB(ctx->opcode);
2505 int start = rD(ctx->opcode);
2506 int ra = rA(ctx->opcode);
2507 int nr;
2508
2509 if (nb == 0)
2510 nb = 32;
2511 nr = nb / 4;
2512 if (unlikely(((start + nr) > 32 &&
2513 start <= ra && (start + nr - 32) > ra) ||
2514 ((start + nr) <= 32 && start <= ra && (start + nr) > ra))) {
2515 GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM,
2516 POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_LSWX);
2517 return;
2518 }
2519 /* NIP cannot be restored if the memory exception comes from an helper */
2520 gen_update_nip(ctx, ctx->nip - 4);
2521 gen_addr_register(ctx);
2522 gen_op_set_T1(nb);
2523 op_ldsts(lswi, start);
2524 }
2525
2526 /* lswx */
2527 GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_STRING)
2528 {
2529 int ra = rA(ctx->opcode);
2530 int rb = rB(ctx->opcode);
2531
2532 /* NIP cannot be restored if the memory exception comes from an helper */
2533 gen_update_nip(ctx, ctx->nip - 4);
2534 gen_addr_reg_index(ctx);
2535 if (ra == 0) {
2536 ra = rb;
2537 }
2538 gen_op_load_xer_bc();
2539 op_ldstsx(lswx, rD(ctx->opcode), ra, rb);
2540 }
2541
2542 /* stswi */
2543 GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_STRING)
2544 {
2545 int nb = NB(ctx->opcode);
2546
2547 /* NIP cannot be restored if the memory exception comes from an helper */
2548 gen_update_nip(ctx, ctx->nip - 4);
2549 gen_addr_register(ctx);
2550 if (nb == 0)
2551 nb = 32;
2552 gen_op_set_T1(nb);
2553 op_ldsts(stsw, rS(ctx->opcode));
2554 }
2555
2556 /* stswx */
2557 GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_STRING)
2558 {
2559 /* NIP cannot be restored if the memory exception comes from an helper */
2560 gen_update_nip(ctx, ctx->nip - 4);
2561 gen_addr_reg_index(ctx);
2562 gen_op_load_xer_bc();
2563 op_ldsts(stsw, rS(ctx->opcode));
2564 }
2565
2566 /*** Memory synchronisation ***/
2567 /* eieio */
2568 GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FFF801, PPC_MEM_EIEIO)
2569 {
2570 }
2571
2572 /* isync */
2573 GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM)
2574 {
2575 GEN_STOP(ctx);
2576 }
2577
2578 #define op_lwarx() (*gen_op_lwarx[ctx->mem_idx])()
2579 #define op_stwcx() (*gen_op_stwcx[ctx->mem_idx])()
2580 static GenOpFunc *gen_op_lwarx[NB_MEM_FUNCS] = {
2581 GEN_MEM_FUNCS(lwarx),
2582 };
2583 static GenOpFunc *gen_op_stwcx[NB_MEM_FUNCS] = {
2584 GEN_MEM_FUNCS(stwcx),
2585 };
2586
2587 /* lwarx */
2588 GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000001, PPC_RES)
2589 {
2590 /* NIP cannot be restored if the memory exception comes from an helper */
2591 gen_update_nip(ctx, ctx->nip - 4);
2592 gen_addr_reg_index(ctx);
2593 op_lwarx();
2594 gen_op_store_T1_gpr(rD(ctx->opcode));
2595 }
2596
2597 /* stwcx. */
2598 GEN_HANDLER2(stwcx_, "stwcx.", 0x1F, 0x16, 0x04, 0x00000000, PPC_RES)
2599 {
2600 /* NIP cannot be restored if the memory exception comes from an helper */
2601 gen_update_nip(ctx, ctx->nip - 4);
2602 gen_addr_reg_index(ctx);
2603 gen_op_load_gpr_T1(rS(ctx->opcode));
2604 op_stwcx();
2605 }
2606
2607 #if defined(TARGET_PPC64)
2608 #define op_ldarx() (*gen_op_ldarx[ctx->mem_idx])()
2609 #define op_stdcx() (*gen_op_stdcx[ctx->mem_idx])()
2610 static GenOpFunc *gen_op_ldarx[NB_MEM_FUNCS] = {
2611 GEN_MEM_FUNCS(ldarx),
2612 };
2613 static GenOpFunc *gen_op_stdcx[NB_MEM_FUNCS] = {
2614 GEN_MEM_FUNCS(stdcx),
2615 };
2616
2617 /* ldarx */
2618 GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000001, PPC_64B)
2619 {
2620 /* NIP cannot be restored if the memory exception comes from an helper */
2621 gen_update_nip(ctx, ctx->nip - 4);
2622 gen_addr_reg_index(ctx);
2623 op_ldarx();
2624 gen_op_store_T1_gpr(rD(ctx->opcode));
2625 }
2626
2627 /* stdcx. */
2628 GEN_HANDLER2(stdcx_, "stdcx.", 0x1F, 0x16, 0x06, 0x00000000, PPC_64B)
2629 {
2630 /* NIP cannot be restored if the memory exception comes from an helper */
2631 gen_update_nip(ctx, ctx->nip - 4);
2632 gen_addr_reg_index(ctx);
2633 gen_op_load_gpr_T1(rS(ctx->opcode));
2634 op_stdcx();
2635 }
2636 #endif /* defined(TARGET_PPC64) */
2637
2638 /* sync */
2639 GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC)
2640 {
2641 }
2642
2643 /* wait */
2644 GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x03FFF801, PPC_WAIT)
2645 {
2646 /* Stop translation, as the CPU is supposed to sleep from now */
2647 gen_op_wait();
2648 GEN_EXCP(ctx, EXCP_HLT, 1);
2649 }
2650
2651 /*** Floating-point load ***/
2652 #define GEN_LDF(width, opc, type) \
2653 GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type) \
2654 { \
2655 if (unlikely(!ctx->fpu_enabled)) { \
2656 GEN_EXCP_NO_FP(ctx); \
2657 return; \
2658 } \
2659 gen_addr_imm_index(ctx, 0); \
2660 op_ldst(l##width); \
2661 gen_op_store_FT0_fpr(rD(ctx->opcode)); \
2662 }
2663
2664 #define GEN_LDUF(width, opc, type) \
2665 GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \
2666 { \
2667 if (unlikely(!ctx->fpu_enabled)) { \
2668 GEN_EXCP_NO_FP(ctx); \
2669 return; \
2670 } \
2671 if (unlikely(rA(ctx->opcode) == 0)) { \
2672 GEN_EXCP_INVAL(ctx); \
2673 return; \
2674 } \
2675 gen_addr_imm_index(ctx, 0); \
2676 op_ldst(l##width); \
2677 gen_op_store_FT0_fpr(rD(ctx->opcode)); \
2678 gen_op_store_T0_gpr(rA(ctx->opcode)); \
2679 }
2680
2681 #define GEN_LDUXF(width, opc, type) \
2682 GEN_HANDLER(l##width##ux, 0x1F, 0x17, opc, 0x00000001, type) \
2683 { \
2684 if (unlikely(!ctx->fpu_enabled)) { \
2685 GEN_EXCP_NO_FP(ctx); \
2686 return; \
2687 } \
2688 if (unlikely(rA(ctx->opcode) == 0)) { \
2689 GEN_EXCP_INVAL(ctx); \
2690 return; \
2691 } \
2692 gen_addr_reg_index(ctx); \
2693 op_ldst(l##width); \
2694 gen_op_store_FT0_fpr(rD(ctx->opcode)); \
2695 gen_op_store_T0_gpr(rA(ctx->opcode)); \
2696 }
2697
2698 #define GEN_LDXF(width, opc2, opc3, type) \
2699 GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type) \
2700 { \
2701 if (unlikely(!ctx->fpu_enabled)) { \
2702 GEN_EXCP_NO_FP(ctx); \
2703 return; \
2704 } \
2705 gen_addr_reg_index(ctx); \
2706 op_ldst(l##width); \
2707 gen_op_store_FT0_fpr(rD(ctx->opcode)); \
2708 }
2709
2710 #define GEN_LDFS(width, op, type) \
2711 OP_LD_TABLE(width); \
2712 GEN_LDF(width, op | 0x20, type); \
2713 GEN_LDUF(width, op | 0x21, type); \
2714 GEN_LDUXF(width, op | 0x01, type); \
2715 GEN_LDXF(width, 0x17, op | 0x00, type)
2716
2717 /* lfd lfdu lfdux lfdx */
2718 GEN_LDFS(fd, 0x12, PPC_FLOAT);
2719 /* lfs lfsu lfsux lfsx */
2720 GEN_LDFS(fs, 0x10, PPC_FLOAT);
2721
2722 /*** Floating-point store ***/
2723 #define GEN_STF(width, opc, type) \
2724 GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type) \
2725 { \
2726 if (unlikely(!ctx->fpu_enabled)) { \
2727 GEN_EXCP_NO_FP(ctx); \
2728 return; \
2729 } \
2730 gen_addr_imm_index(ctx, 0); \
2731 gen_op_load_fpr_FT0(rS(ctx->opcode)); \
2732 op_ldst(st##width); \
2733 }
2734
2735 #define GEN_STUF(width, opc, type) \
2736 GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \
2737 { \
2738 if (unlikely(!ctx->fpu_enabled)) { \
2739 GEN_EXCP_NO_FP(ctx); \
2740 return; \
2741 } \
2742 if (unlikely(rA(ctx->opcode) == 0)) { \
2743 GEN_EXCP_INVAL(ctx); \
2744 return; \
2745 } \
2746 gen_addr_imm_index(ctx, 0); \
2747 gen_op_load_fpr_FT0(rS(ctx->opcode)); \
2748 op_ldst(st##width); \
2749 gen_op_store_T0_gpr(rA(ctx->opcode)); \
2750 }
2751
2752 #define GEN_STUXF(width, opc, type) \
2753 GEN_HANDLER(st##width##ux, 0x1F, 0x17, opc, 0x00000001, type) \
2754 { \
2755 if (unlikely(!ctx->fpu_enabled)) { \
2756 GEN_EXCP_NO_FP(ctx); \
2757 return; \
2758 } \
2759 if (unlikely(rA(ctx->opcode) == 0)) { \
2760 GEN_EXCP_INVAL(ctx); \
2761 return; \
2762 } \
2763 gen_addr_reg_index(ctx); \
2764 gen_op_load_fpr_FT0(rS(ctx->opcode)); \
2765 op_ldst(st##width); \
2766 gen_op_store_T0_gpr(rA(ctx->opcode)); \
2767 }
2768
2769 #define GEN_STXF(width, opc2, opc3, type) \
2770 GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type) \
2771 { \
2772 if (unlikely(!ctx->fpu_enabled)) { \
2773 GEN_EXCP_NO_FP(ctx); \
2774 return; \
2775 } \
2776 gen_addr_reg_index(ctx); \
2777 gen_op_load_fpr_FT0(rS(ctx->opcode)); \
2778 op_ldst(st##width); \
2779 }
2780
2781 #define GEN_STFS(width, op, type) \
2782 OP_ST_TABLE(width); \
2783 GEN_STF(width, op | 0x20, type); \
2784 GEN_STUF(width, op | 0x21, type); \
2785 GEN_STUXF(width, op | 0x01, type); \
2786 GEN_STXF(width, 0x17, op | 0x00, type)
2787
2788 /* stfd stfdu stfdux stfdx */
2789 GEN_STFS(fd, 0x16, PPC_FLOAT);
2790 /* stfs stfsu stfsux stfsx */
2791 GEN_STFS(fs, 0x14, PPC_FLOAT);
2792
2793 /* Optional: */
2794 /* stfiwx */
2795 OP_ST_TABLE(fiw);
2796 GEN_STXF(fiw, 0x17, 0x1E, PPC_FLOAT_STFIWX);
2797
2798 /*** Branch ***/
2799 static always_inline void gen_goto_tb (DisasContext *ctx, int n,
2800 target_ulong dest)
2801 {
2802 TranslationBlock *tb;
2803 tb = ctx->tb;
2804 if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) &&
2805 likely(!ctx->singlestep_enabled)) {
2806 tcg_gen_goto_tb(n);
2807 gen_set_T1(dest);
2808 #if defined(TARGET_PPC64)
2809 if (ctx->sf_mode)
2810 gen_op_b_T1_64();
2811 else
2812 #endif
2813 gen_op_b_T1();
2814 tcg_gen_exit_tb((long)tb + n);
2815 } else {
2816 gen_set_T1(dest);
2817 #if defined(TARGET_PPC64)
2818 if (ctx->sf_mode)
2819 gen_op_b_T1_64();
2820 else
2821 #endif
2822 gen_op_b_T1();
2823 if (unlikely(ctx->singlestep_enabled)) {
2824 if ((ctx->singlestep_enabled &
2825 (CPU_BRANCH_STEP | CPU_SINGLE_STEP)) &&
2826 ctx->exception == POWERPC_EXCP_BRANCH) {
2827 target_ulong tmp = ctx->nip;
2828 ctx->nip = dest;
2829 GEN_EXCP(ctx, POWERPC_EXCP_TRACE, 0);
2830 ctx->nip = tmp;
2831 }
2832 if (ctx->singlestep_enabled & GDBSTUB_SINGLE_STEP) {
2833 gen_update_nip(ctx, dest);
2834 gen_op_debug();
2835 }
2836 }
2837 tcg_gen_exit_tb(0);
2838 }
2839 }
2840
2841 static always_inline void gen_setlr (DisasContext *ctx, target_ulong nip)
2842 {
2843 #if defined(TARGET_PPC64)
2844 if (ctx->sf_mode != 0 && (nip >> 32))
2845 gen_op_setlr_64(ctx->nip >> 32, ctx->nip);
2846 else
2847 #endif
2848 gen_op_setlr(ctx->nip);
2849 }
2850
2851 /* b ba bl bla */
2852 GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
2853 {
2854 target_ulong li, target;
2855
2856 ctx->exception = POWERPC_EXCP_BRANCH;
2857 /* sign extend LI */
2858 #if defined(TARGET_PPC64)
2859 if (ctx->sf_mode)
2860 li = ((int64_t)LI(ctx->opcode) << 38) >> 38;
2861 else
2862 #endif
2863 li = ((int32_t)LI(ctx->opcode) << 6) >> 6;
2864 if (likely(AA(ctx->opcode) == 0))
2865 target = ctx->nip + li - 4;
2866 else
2867 target = li;
2868 #if defined(TARGET_PPC64)
2869 if (!ctx->sf_mode)
2870 target = (uint32_t)target;
2871 #endif
2872 if (LK(ctx->opcode))
2873 gen_setlr(ctx, ctx->nip);
2874 gen_goto_tb(ctx, 0, target);
2875 }
2876
2877 #define BCOND_IM 0
2878 #define BCOND_LR 1
2879 #define BCOND_CTR 2
2880
2881 static always_inline void gen_bcond (DisasContext *ctx, int type)
2882 {
2883 target_ulong target = 0;
2884 target_ulong li;
2885 uint32_t bo = BO(ctx->opcode);
2886 uint32_t bi = BI(ctx->opcode);
2887 uint32_t mask;
2888
2889 ctx->exception = POWERPC_EXCP_BRANCH;
2890 if ((bo & 0x4) == 0)
2891 gen_op_dec_ctr();
2892 switch(type) {
2893 case BCOND_IM:
2894 li = (target_long)((int16_t)(BD(ctx->opcode)));
2895 if (likely(AA(ctx->opcode) == 0)) {
2896 target = ctx->nip + li - 4;
2897 } else {
2898 target = li;
2899 }
2900 #if defined(TARGET_PPC64)
2901 if (!ctx->sf_mode)
2902 target = (uint32_t)target;
2903 #endif
2904 break;
2905 case BCOND_CTR:
2906 gen_op_movl_T1_ctr();
2907 break;
2908 default:
2909 case BCOND_LR:
2910 gen_op_movl_T1_lr();
2911 break;
2912 }
2913 if (LK(ctx->opcode))
2914 gen_setlr(ctx, ctx->nip);
2915 if (bo & 0x10) {
2916 /* No CR condition */
2917 switch (bo & 0x6) {
2918 case 0:
2919 #if defined(TARGET_PPC64)
2920 if (ctx->sf_mode)
2921 gen_op_test_ctr_64();
2922 else
2923 #endif
2924 gen_op_test_ctr();
2925 break;
2926 case 2:
2927 #if defined(TARGET_PPC64)
2928 if (ctx->sf_mode)
2929 gen_op_test_ctrz_64();
2930 else
2931 #endif
2932 gen_op_test_ctrz();
2933 break;
2934 default:
2935 case 4:
2936 case 6:
2937 if (type == BCOND_IM) {
2938 gen_goto_tb(ctx, 0, target);
2939 return;
2940 } else {
2941 #if defined(TARGET_PPC64)
2942 if (ctx->sf_mode)
2943 gen_op_b_T1_64();
2944 else
2945 #endif
2946 gen_op_b_T1();
2947 goto no_test;
2948 }
2949 break;
2950 }
2951 } else {
2952 mask = 1 << (3 - (bi & 0x03));
2953 gen_op_load_crf_T0(bi >> 2);
2954 if (bo & 0x8) {
2955 switch (bo & 0x6) {
2956 case 0:
2957 #if defined(TARGET_PPC64)
2958 if (ctx->sf_mode)
2959 gen_op_test_ctr_true_64(mask);
2960 else
2961 #endif
2962 gen_op_test_ctr_true(mask);
2963 break;
2964 case 2:
2965 #if defined(TARGET_PPC64)
2966 if (ctx->sf_mode)
2967 gen_op_test_ctrz_true_64(mask);
2968 else
2969 #endif
2970 gen_op_test_ctrz_true(mask);
2971 break;
2972 default:
2973 case 4:
2974 case 6:
2975 gen_op_test_true(mask);
2976 break;
2977 }
2978 } else {
2979 switch (bo & 0x6) {
2980 case 0:
2981 #if defined(TARGET_PPC64)
2982 if (ctx->sf_mode)
2983 gen_op_test_ctr_false_64(mask);
2984 else
2985 #endif
2986 gen_op_test_ctr_false(mask);
2987 break;
2988 case 2:
2989 #if defined(TARGET_PPC64)
2990 if (ctx->sf_mode)
2991 gen_op_test_ctrz_false_64(mask);
2992 else
2993 #endif
2994 gen_op_test_ctrz_false(mask);
2995 break;
2996 default:
2997 case 4:
2998 case 6:
2999 gen_op_test_false(mask);
3000 break;
3001 }
3002 }
3003 }
3004 if (type == BCOND_IM) {
3005 int l1 = gen_new_label();
3006 gen_op_jz_T0(l1);
3007 gen_goto_tb(ctx, 0, target);
3008 gen_set_label(l1);
3009 gen_goto_tb(ctx, 1, ctx->nip);
3010 } else {
3011 #if defined(TARGET_PPC64)
3012 if (ctx->sf_mode)
3013 gen_op_btest_T1_64(ctx->nip >> 32, ctx->nip);
3014 else
3015 #endif
3016 gen_op_btest_T1(ctx->nip);
3017 no_test:
3018 if (ctx->singlestep_enabled & GDBSTUB_SINGLE_STEP) {
3019 gen_update_nip(ctx, ctx->nip);
3020 gen_op_debug();
3021 }
3022 tcg_gen_exit_tb(0);
3023 }
3024 }
3025
3026 GEN_HANDLER(bc, 0x10, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
3027 {
3028 gen_bcond(ctx, BCOND_IM);
3029 }
3030
3031 GEN_HANDLER(bcctr, 0x13, 0x10, 0x10, 0x00000000, PPC_FLOW)
3032 {
3033 gen_bcond(ctx, BCOND_CTR);
3034 }
3035
3036 GEN_HANDLER(bclr, 0x13, 0x10, 0x00, 0x00000000, PPC_FLOW)
3037 {
3038 gen_bcond(ctx, BCOND_LR);
3039 }
3040
3041 /*** Condition register logical ***/
3042 #define GEN_CRLOGIC(op, opc) \
3043 GEN_HANDLER(cr##op, 0x13, 0x01, opc, 0x00000001, PPC_INTEGER) \
3044 { \
3045 uint8_t bitmask; \
3046 int sh; \
3047 gen_op_load_crf_T0(crbA(ctx->opcode) >> 2); \
3048 sh = (crbD(ctx->opcode) & 0x03) - (crbA(ctx->opcode) & 0x03); \
3049 if (sh > 0) \
3050 gen_op_srli_T0(sh); \
3051 else if (sh < 0) \
3052 gen_op_sli_T0(-sh); \
3053 gen_op_load_crf_T1(crbB(ctx->opcode) >> 2); \
3054 sh = (crbD(ctx->opcode) & 0x03) - (crbB(ctx->opcode) & 0x03); \
3055 if (sh > 0) \
3056 gen_op_srli_T1(sh); \
3057 else if (sh < 0) \
3058 gen_op_sli_T1(-sh); \
3059 gen_op_##op(); \
3060 bitmask = 1 << (3 - (crbD(ctx->opcode) & 0x03)); \
3061 gen_op_andi_T0(bitmask); \
3062 gen_op_load_crf_T1(crbD(ctx->opcode) >> 2); \
3063 gen_op_andi_T1(~bitmask); \
3064 gen_op_or(); \
3065 gen_op_store_T0_crf(crbD(ctx->opcode) >> 2); \
3066 }
3067
3068 /* crand */
3069 GEN_CRLOGIC(and, 0x08);
3070 /* crandc */
3071 GEN_CRLOGIC(andc, 0x04);
3072 /* creqv */
3073 GEN_CRLOGIC(eqv, 0x09);
3074 /* crnand */
3075 GEN_CRLOGIC(nand, 0x07);
3076 /* crnor */
3077 GEN_CRLOGIC(nor, 0x01);
3078 /* cror */
3079 GEN_CRLOGIC(or, 0x0E);
3080 /* crorc */
3081 GEN_CRLOGIC(orc, 0x0D);
3082 /* crxor */
3083 GEN_CRLOGIC(xor, 0x06);
3084 /* mcrf */
3085 GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER)
3086 {
3087 gen_op_load_crf_T0(crfS(ctx->opcode));
3088 gen_op_store_T0_crf(crfD(ctx->opcode));
3089 }
3090
3091 /*** System linkage ***/
3092 /* rfi (supervisor only) */
3093 GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW)
3094 {
3095 #if defined(CONFIG_USER_ONLY)
3096 GEN_EXCP_PRIVOPC(ctx);
3097 #else
3098 /* Restore CPU state */
3099 if (unlikely(!ctx->supervisor)) {
3100 GEN_EXCP_PRIVOPC(ctx);
3101 return;
3102 }
3103 gen_op_rfi();
3104 GEN_SYNC(ctx);
3105 #endif
3106 }
3107
3108 #if defined(TARGET_PPC64)
3109 GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B)
3110 {
3111 #if defined(CONFIG_USER_ONLY)
3112 GEN_EXCP_PRIVOPC(ctx);
3113 #else
3114 /* Restore CPU state */
3115 if (unlikely(!ctx->supervisor)) {
3116 GEN_EXCP_PRIVOPC(ctx);
3117 return;
3118 }
3119 gen_op_rfid();
3120 GEN_SYNC(ctx);
3121 #endif
3122 }
3123
3124 GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64H)
3125 {
3126 #if defined(CONFIG_USER_ONLY)
3127 GEN_EXCP_PRIVOPC(ctx);
3128 #else
3129 /* Restore CPU state */
3130 if (unlikely(ctx->supervisor <= 1)) {
3131 GEN_EXCP_PRIVOPC(ctx);
3132 return;
3133 }
3134 gen_op_hrfid();
3135 GEN_SYNC(ctx);
3136 #endif
3137 }
3138 #endif
3139
3140 /* sc */
3141 #if defined(CONFIG_USER_ONLY)
3142 #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL_USER
3143 #else
3144 #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL
3145 #endif
3146 GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW)
3147 {
3148 uint32_t lev;
3149
3150 lev = (ctx->opcode >> 5) & 0x7F;
3151 GEN_EXCP(ctx, POWERPC_SYSCALL, lev);
3152 }
3153
3154 /*** Trap ***/
3155 /* tw */
3156 GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW)
3157 {
3158 gen_op_load_gpr_T0(rA(ctx->opcode));
3159 gen_op_load_gpr_T1(rB(ctx->opcode));
3160 /* Update the nip since this might generate a trap exception */
3161 gen_update_nip(ctx, ctx->nip);
3162 gen_op_tw(TO(ctx->opcode));
3163 }
3164
3165 /* twi */
3166 GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
3167 {
3168 gen_op_load_gpr_T0(rA(ctx->opcode));
3169 gen_set_T1(SIMM(ctx->opcode));
3170 /* Update the nip since this might generate a trap exception */
3171 gen_update_nip(ctx, ctx->nip);
3172 gen_op_tw(TO(ctx->opcode));
3173 }
3174
3175 #if defined(TARGET_PPC64)
3176 /* td */
3177 GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B)
3178 {
3179 gen_op_load_gpr_T0(rA(ctx->opcode));
3180 gen_op_load_gpr_T1(rB(ctx->opcode));
3181 /* Update the nip since this might generate a trap exception */
3182 gen_update_nip(ctx, ctx->nip);
3183 gen_op_td(TO(ctx->opcode));
3184 }
3185
3186 /* tdi */
3187 GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B)
3188 {
3189 gen_op_load_gpr_T0(rA(ctx->opcode));
3190 gen_set_T1(SIMM(ctx->opcode));
3191 /* Update the nip since this might generate a trap exception */
3192 gen_update_nip(ctx, ctx->nip);
3193 gen_op_td(TO(ctx->opcode));
3194 }
3195 #endif
3196
3197 /*** Processor control ***/
3198 /* mcrxr */
3199 GEN_HANDLER(mcrxr, 0x1F, 0x00, 0x10, 0x007FF801, PPC_MISC)
3200 {
3201 gen_op_load_xer_cr();
3202 gen_op_store_T0_crf(crfD(ctx->opcode));
3203 gen_op_clear_xer_ov();
3204 gen_op_clear_xer_ca();
3205 }
3206
3207 /* mfcr */
3208 GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC)
3209 {
3210 uint32_t crm, crn;
3211
3212 if (likely(ctx->opcode & 0x00100000)) {
3213 crm = CRM(ctx->opcode);
3214 if (likely((crm ^ (crm - 1)) == 0)) {
3215 crn = ffs(crm);
3216 gen_op_load_cro(7 - crn);
3217 }
3218 } else {
3219 gen_op_load_cr();
3220 }
3221 gen_op_store_T0_gpr(rD(ctx->opcode));
3222 }
3223
3224 /* mfmsr */
3225 GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC)
3226 {
3227 #if defined(CONFIG_USER_ONLY)
3228 GEN_EXCP_PRIVREG(ctx);
3229 #else
3230 if (unlikely(!ctx->supervisor)) {
3231 GEN_EXCP_PRIVREG(ctx);
3232 return;
3233 }
3234 gen_op_load_msr();
3235 gen_op_store_T0_gpr(rD(ctx->opcode));
3236 #endif
3237 }
3238
3239 #if 1
3240 #define SPR_NOACCESS ((void *)(-1UL))
3241 #else
3242 static void spr_noaccess (void *opaque, int sprn)
3243 {
3244 sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5);
3245 printf("ERROR: try to access SPR %d !\n", sprn);
3246 }
3247 #define SPR_NOACCESS (&spr_noaccess)
3248 #endif
3249
3250 /* mfspr */
3251 static always_inline void gen_op_mfspr (DisasContext *ctx)
3252 {
3253 void (*read_cb)(void *opaque, int sprn);
3254 uint32_t sprn = SPR(ctx->opcode);
3255
3256 #if !defined(CONFIG_USER_ONLY)
3257 if (ctx->supervisor == 2)
3258 read_cb = ctx->spr_cb[sprn].hea_read;
3259 else if (ctx->supervisor)
3260 read_cb = ctx->spr_cb[sprn].oea_read;
3261 else
3262 #endif
3263 read_cb = ctx->spr_cb[sprn].uea_read;
3264 if (likely(read_cb != NULL)) {
3265 if (likely(read_cb != SPR_NOACCESS)) {
3266 (*read_cb)(ctx, sprn);
3267 gen_op_store_T0_gpr(rD(ctx->opcode));
3268 } else {
3269 /* Privilege exception */
3270 /* This is a hack to avoid warnings when running Linux:
3271 * this OS breaks the PowerPC virtualisation model,
3272 * allowing userland application to read the PVR
3273 */
3274 if (sprn != SPR_PVR) {
3275 if (loglevel != 0) {
3276 fprintf(logfile, "Trying to read privileged spr %d %03x at "
3277 ADDRX "\n", sprn, sprn, ctx->nip);
3278 }
3279 printf("Trying to read privileged spr %d %03x at " ADDRX "\n",
3280 sprn, sprn, ctx->nip);
3281 }
3282 GEN_EXCP_PRIVREG(ctx);
3283 }
3284 } else {
3285 /* Not defined */
3286 if (loglevel != 0) {
3287 fprintf(logfile, "Trying to read invalid spr %d %03x at "
3288 ADDRX "\n", sprn, sprn, ctx->nip);
3289 }
3290 printf("Trying to read invalid spr %d %03x at " ADDRX "\n",
3291 sprn, sprn, ctx->nip);
3292 GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM,
3293 POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR);
3294 }
3295 }
3296
3297 GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC)
3298 {
3299 gen_op_mfspr(ctx);
3300 }
3301
3302 /* mftb */
3303 GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB)
3304 {
3305 gen_op_mfspr(ctx);
3306 }
3307
3308 /* mtcrf */
3309 GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC)
3310 {
3311 uint32_t crm, crn;
3312
3313 gen_op_load_gpr_T0(rS(ctx->opcode));
3314 crm = CRM(ctx->opcode);
3315 if (likely((ctx->opcode & 0x00100000) || (crm ^ (crm - 1)) == 0)) {
3316 crn = ffs(crm);
3317 gen_op_srli_T0(crn * 4);
3318 gen_op_andi_T0(0xF);
3319 gen_op_store_cro(7 - crn);
3320 } else {
3321 gen_op_store_cr(crm);
3322 }
3323 }
3324
3325 /* mtmsr */
3326 #if defined(TARGET_PPC64)
3327 GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B)
3328 {
3329 #if defined(CONFIG_USER_ONLY)
3330 GEN_EXCP_PRIVREG(ctx);
3331 #else
3332 if (unlikely(!ctx->supervisor)) {
3333 GEN_EXCP_PRIVREG(ctx);
3334 return;
3335 }
3336 gen_op_load_gpr_T0(rS(ctx->opcode));
3337 if (ctx->opcode & 0x00010000) {
3338 /* Special form that does not need any synchronisation */
3339 gen_op_update_riee();
3340 } else {
3341 /* XXX: we need to update nip before the store
3342 * if we enter power saving mode, we will exit the loop
3343 * directly from ppc_store_msr
3344 */
3345 gen_update_nip(ctx, ctx->nip);
3346 gen_op_store_msr();
3347 /* Must stop the translation as machine state (may have) changed */
3348 /* Note that mtmsr is not always defined as context-synchronizing */
3349 ctx->exception = POWERPC_EXCP_STOP;
3350 }
3351 #endif
3352 }
3353 #endif
3354
3355 GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC)
3356 {
3357 #if defined(CONFIG_USER_ONLY)
3358 GEN_EXCP_PRIVREG(ctx);
3359 #else
3360 if (unlikely(!ctx->supervisor)) {
3361 GEN_EXCP_PRIVREG(ctx);
3362 return;
3363 }
3364 gen_op_load_gpr_T0(rS(ctx->opcode));
3365 if (ctx->opcode & 0x00010000) {
3366 /* Special form that does not need any synchronisation */
3367 gen_op_update_riee();
3368 } else {
3369 /* XXX: we need to update nip before the store
3370 * if we enter power saving mode, we will exit the loop
3371 * directly from ppc_store_msr
3372 */
3373 gen_update_nip(ctx, ctx->nip);
3374 #if defined(TARGET_PPC64)
3375 if (!ctx->sf_mode)
3376 gen_op_store_msr_32();
3377 else
3378 #endif
3379 gen_op_store_msr();
3380 /* Must stop the translation as machine state (may have) changed */
3381 /* Note that mtmsrd is not always defined as context-synchronizing */
3382 ctx->exception = POWERPC_EXCP_STOP;
3383 }
3384 #endif
3385 }
3386
3387 /* mtspr */
3388 GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000001, PPC_MISC)
3389 {
3390 void (*write_cb)(void *opaque, int sprn);
3391 uint32_t sprn = SPR(ctx->opcode);
3392
3393 #if !defined(CONFIG_USER_ONLY)
3394 if (ctx->supervisor == 2)
3395 write_cb = ctx->spr_cb[sprn].hea_write;
3396 else if (ctx->supervisor)
3397 write_cb = ctx->spr_cb[sprn].oea_write;
3398 else
3399 #endif
3400 write_cb = ctx->spr_cb[sprn].uea_write;
3401 if (likely(write_cb != NULL)) {
3402 if (likely(write_cb != SPR_NOACCESS)) {
3403 gen_op_load_gpr_T0(rS(ctx->opcode));
3404 (*write_cb)(ctx, sprn);
3405 } else {
3406 /* Privilege exception */
3407 if (loglevel != 0) {
3408 fprintf(logfile, "Trying to write privileged spr %d %03x at "
3409 ADDRX "\n", sprn, sprn, ctx->nip);
3410 }
3411 printf("Trying to write privileged spr %d %03x at " ADDRX "\n",
3412 sprn, sprn, ctx->nip);
3413 GEN_EXCP_PRIVREG(ctx);
3414 }
3415 } else {
3416 /* Not defined */
3417 if (loglevel != 0) {
3418 fprintf(logfile, "Trying to write invalid spr %d %03x at "
3419 ADDRX "\n", sprn, sprn, ctx->nip);
3420 }
3421 printf("Trying to write invalid spr %d %03x at " ADDRX "\n",
3422 sprn, sprn, ctx->nip);
3423 GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM,
3424 POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR);
3425 }
3426 }
3427
3428 /*** Cache management ***/
3429 /* dcbf */
3430 GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE)
3431 {
3432 /* XXX: specification says this is treated as a load by the MMU */
3433 gen_addr_reg_index(ctx);
3434 op_ldst(lbz);
3435 }
3436
3437 /* dcbi (Supervisor only) */
3438 GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE)
3439 {
3440 #if defined(CONFIG_USER_ONLY)
3441 GEN_EXCP_PRIVOPC(ctx);
3442 #else
3443 if (unlikely(!ctx->supervisor)) {
3444 GEN_EXCP_PRIVOPC(ctx);
3445 return;
3446 }
3447 gen_addr_reg_index(ctx);
3448 /* XXX: specification says this should be treated as a store by the MMU */
3449 op_ldst(lbz);
3450 op_ldst(stb);
3451 #endif
3452 }
3453
3454 /* dcdst */
3455 GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE)
3456 {
3457 /* XXX: specification say this is treated as a load by the MMU */
3458 gen_addr_reg_index(ctx);
3459 op_ldst(lbz);
3460 }
3461
3462 /* dcbt */
3463 GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x02000001, PPC_CACHE)
3464 {
3465 /* interpreted as no-op */
3466 /* XXX: specification say this is treated as a load by the MMU
3467 * but does not generate any exception
3468 */
3469 }
3470
3471 /* dcbtst */
3472 GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x02000001, PPC_CACHE)
3473 {
3474 /* interpreted as no-op */
3475 /* XXX: specification say this is treated as a load by the MMU
3476 * but does not generate any exception
3477 */
3478 }
3479
3480 /* dcbz */
3481 #define op_dcbz(n) (*gen_op_dcbz[n][ctx->mem_idx])()
3482 static GenOpFunc *gen_op_dcbz[4][NB_MEM_FUNCS] = {
3483 /* 32 bytes cache line size */
3484 {
3485 #define gen_op_dcbz_l32_le_raw gen_op_dcbz_l32_raw
3486 #define gen_op_dcbz_l32_le_user gen_op_dcbz_l32_user
3487 #define gen_op_dcbz_l32_le_kernel gen_op_dcbz_l32_kernel
3488 #define gen_op_dcbz_l32_le_hypv gen_op_dcbz_l32_hypv
3489 #define gen_op_dcbz_l32_le_64_raw gen_op_dcbz_l32_64_raw
3490 #define gen_op_dcbz_l32_le_64_user gen_op_dcbz_l32_64_user
3491 #define gen_op_dcbz_l32_le_64_kernel gen_op_dcbz_l32_64_kernel
3492 #define gen_op_dcbz_l32_le_64_hypv gen_op_dcbz_l32_64_hypv
3493 GEN_MEM_FUNCS(dcbz_l32),
3494 },
3495 /* 64 bytes cache line size */
3496 {
3497 #define gen_op_dcbz_l64_le_raw gen_op_dcbz_l64_raw
3498 #define gen_op_dcbz_l64_le_user gen_op_dcbz_l64_user
3499 #define gen_op_dcbz_l64_le_kernel gen_op_dcbz_l64_kernel
3500 #define gen_op_dcbz_l64_le_hypv gen_op_dcbz_l64_hypv
3501 #define gen_op_dcbz_l64_le_64_raw gen_op_dcbz_l64_64_raw
3502 #define gen_op_dcbz_l64_le_64_user gen_op_dcbz_l64_64_user
3503 #define gen_op_dcbz_l64_le_64_kernel gen_op_dcbz_l64_64_kernel
3504 #define gen_op_dcbz_l64_le_64_hypv gen_op_dcbz_l64_64_hypv
3505 GEN_MEM_FUNCS(dcbz_l64),
3506 },
3507 /* 128 bytes cache line size */
3508 {
3509 #define gen_op_dcbz_l128_le_raw gen_op_dcbz_l128_raw
3510 #define gen_op_dcbz_l128_le_user gen_op_dcbz_l128_user
3511 #define gen_op_dcbz_l128_le_kernel gen_op_dcbz_l128_kernel
3512 #define gen_op_dcbz_l128_le_hypv gen_op_dcbz_l128_hypv
3513 #define gen_op_dcbz_l128_le_64_raw gen_op_dcbz_l128_64_raw
3514 #define gen_op_dcbz_l128_le_64_user gen_op_dcbz_l128_64_user
3515 #define gen_op_dcbz_l128_le_64_kernel gen_op_dcbz_l128_64_kernel
3516 #define gen_op_dcbz_l128_le_64_hypv gen_op_dcbz_l128_64_hypv
3517 GEN_MEM_FUNCS(dcbz_l128),
3518 },
3519 /* tunable cache line size */
3520 {
3521 #define gen_op_dcbz_le_raw gen_op_dcbz_raw
3522 #define gen_op_dcbz_le_user gen_op_dcbz_user
3523 #define gen_op_dcbz_le_kernel gen_op_dcbz_kernel
3524 #define gen_op_dcbz_le_hypv gen_op_dcbz_hypv
3525 #define gen_op_dcbz_le_64_raw gen_op_dcbz_64_raw
3526 #define gen_op_dcbz_le_64_user gen_op_dcbz_64_user
3527 #define gen_op_dcbz_le_64_kernel gen_op_dcbz_64_kernel
3528 #define gen_op_dcbz_le_64_hypv gen_op_dcbz_64_hypv
3529 GEN_MEM_FUNCS(dcbz),
3530 },
3531 };
3532
3533 static always_inline void handler_dcbz (DisasContext *ctx,
3534 int dcache_line_size)
3535 {
3536 int n;
3537
3538 switch (dcache_line_size) {
3539 case 32:
3540 n = 0;
3541 break;
3542 case 64:
3543 n = 1;
3544 break;
3545 case 128:
3546 n = 2;
3547 break;
3548 default:
3549 n = 3;
3550 break;
3551 }
3552 op_dcbz(n);
3553 }
3554
3555 GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03E00001, PPC_CACHE_DCBZ)
3556 {
3557 gen_addr_reg_index(ctx);
3558 handler_dcbz(ctx, ctx->dcache_line_size);
3559 gen_op_check_reservation();
3560 }
3561
3562 GEN_HANDLER2(dcbz_970, "dcbz", 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZT)
3563 {
3564 gen_addr_reg_index(ctx);
3565 if (ctx->opcode & 0x00200000)
3566 handler_dcbz(ctx, ctx->dcache_line_size);
3567 else
3568 handler_dcbz(ctx, -1);
3569 gen_op_check_reservation();
3570 }
3571
3572 /* icbi */
3573 #define op_icbi() (*gen_op_icbi[ctx->mem_idx])()
3574 #define gen_op_icbi_le_raw gen_op_icbi_raw
3575 #define gen_op_icbi_le_user gen_op_icbi_user
3576 #define gen_op_icbi_le_kernel gen_op_icbi_kernel
3577 #define gen_op_icbi_le_hypv gen_op_icbi_hypv
3578 #define gen_op_icbi_le_64_raw gen_op_icbi_64_raw
3579 #define gen_op_icbi_le_64_user gen_op_icbi_64_user
3580 #define gen_op_icbi_le_64_kernel gen_op_icbi_64_kernel
3581 #define gen_op_icbi_le_64_hypv gen_op_icbi_64_hypv
3582 static GenOpFunc *gen_op_icbi[NB_MEM_FUNCS] = {
3583 GEN_MEM_FUNCS(icbi),
3584 };
3585
3586 GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE_ICBI)
3587 {
3588 /* NIP cannot be restored if the memory exception comes from an helper */
3589 gen_update_nip(ctx, ctx->nip - 4);
3590 gen_addr_reg_index(ctx);
3591 op_icbi();
3592 }
3593
3594 /* Optional: */
3595 /* dcba */
3596 GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA)
3597 {
3598 /* interpreted as no-op */
3599 /* XXX: specification say this is treated as a store by the MMU
3600 * but does not generate any exception
3601 */
3602 }
3603
3604 /*** Segment register manipulation ***/
3605 /* Supervisor only: */
3606 /* mfsr */
3607 GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT)
3608 {
3609 #if defined(CONFIG_USER_ONLY)
3610 GEN_EXCP_PRIVREG(ctx);
3611 #else
3612 if (unlikely(!ctx->supervisor)) {
3613 GEN_EXCP_PRIVREG(ctx);
3614 return;
3615 }
3616 gen_op_set_T1(SR(ctx->opcode));
3617 gen_op_load_sr();
3618 gen_op_store_T0_gpr(rD(ctx->opcode));
3619 #endif
3620 }
3621
3622 /* mfsrin */
3623 GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT)
3624 {
3625 #if defined(CONFIG_USER_ONLY)
3626 GEN_EXCP_PRIVREG(ctx);
3627 #else
3628 if (unlikely(!ctx->supervisor)) {
3629 GEN_EXCP_PRIVREG(ctx);
3630 return;
3631 }
3632 gen_op_load_gpr_T1(rB(ctx->opcode));
3633 gen_op_srli_T1(28);
3634 gen_op_load_sr();
3635 gen_op_store_T0_gpr(rD(ctx->opcode));
3636 #endif
3637 }
3638
3639 /* mtsr */
3640 GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT)
3641 {
3642 #if defined(CONFIG_USER_ONLY)
3643 GEN_EXCP_PRIVREG(ctx);
3644 #else
3645 if (unlikely(!ctx->supervisor)) {
3646 GEN_EXCP_PRIVREG(ctx);
3647 return;
3648 }
3649 gen_op_load_gpr_T0(rS(ctx->opcode));
3650 gen_op_set_T1(SR(ctx->opcode));
3651 gen_op_store_sr();
3652 #endif
3653 }
3654
3655 /* mtsrin */
3656 GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT)
3657 {
3658 #if defined(CONFIG_USER_ONLY)
3659 GEN_EXCP_PRIVREG(ctx);
3660 #else
3661 if (unlikely(!ctx->supervisor)) {
3662 GEN_EXCP_PRIVREG(ctx);
3663 return;
3664 }
3665 gen_op_load_gpr_T0(rS(ctx->opcode));
3666 gen_op_load_gpr_T1(rB(ctx->opcode));
3667 gen_op_srli_T1(28);
3668 gen_op_store_sr();
3669 #endif
3670 }
3671
3672 #if defined(TARGET_PPC64)
3673 /* Specific implementation for PowerPC 64 "bridge" emulation using SLB */
3674 /* mfsr */
3675 GEN_HANDLER2(mfsr_64b, "mfsr", 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT_64B)
3676 {
3677 #if defined(CONFIG_USER_ONLY)
3678 GEN_EXCP_PRIVREG(ctx);
3679 #else
3680 if (unlikely(!ctx->supervisor)) {
3681 GEN_EXCP_PRIVREG(ctx);
3682 return;
3683 }
3684 gen_op_set_T1(SR(ctx->opcode));
3685 gen_op_load_slb();
3686 gen_op_store_T0_gpr(rD(ctx->opcode));
3687 #endif
3688 }
3689
3690 /* mfsrin */
3691 GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001,
3692 PPC_SEGMENT_64B)
3693 {
3694 #if defined(CONFIG_USER_ONLY)
3695 GEN_EXCP_PRIVREG(ctx);
3696 #else
3697 if (unlikely(!ctx->supervisor)) {
3698 GEN_EXCP_PRIVREG(ctx);
3699 return;
3700 }
3701 gen_op_load_gpr_T1(rB(ctx->opcode));
3702 gen_op_srli_T1(28);
3703 gen_op_load_slb();
3704 gen_op_store_T0_gpr(rD(ctx->opcode));
3705 #endif
3706 }
3707
3708 /* mtsr */
3709 GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B)
3710 {
3711 #if defined(CONFIG_USER_ONLY)
3712 GEN_EXCP_PRIVREG(ctx);
3713 #else
3714 if (unlikely(!ctx->supervisor)) {
3715 GEN_EXCP_PRIVREG(ctx);
3716 return;
3717 }
3718 gen_op_load_gpr_T0(rS(ctx->opcode));
3719 gen_op_set_T1(SR(ctx->opcode));
3720 gen_op_store_slb();
3721 #endif
3722 }
3723
3724 /* mtsrin */
3725 GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001,
3726 PPC_SEGMENT_64B)
3727 {
3728 #if defined(CONFIG_USER_ONLY)
3729 GEN_EXCP_PRIVREG(ctx);
3730 #else
3731 if (unlikely(!ctx->supervisor)) {
3732 GEN_EXCP_PRIVREG(ctx);
3733 return;
3734 }
3735 gen_op_load_gpr_T0(rS(ctx->opcode));
3736 gen_op_load_gpr_T1(rB(ctx->opcode));
3737 gen_op_srli_T1(28);
3738 gen_op_store_slb();
3739 #endif
3740 }
3741 #endif /* defined(TARGET_PPC64) */
3742
3743 /*** Lookaside buffer management ***/
3744 /* Optional & supervisor only: */
3745 /* tlbia */
3746 GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA)
3747 {
3748 #if defined(CONFIG_USER_ONLY)
3749 GEN_EXCP_PRIVOPC(ctx);
3750 #else
3751 if (unlikely(!ctx->supervisor)) {
3752 GEN_EXCP_PRIVOPC(ctx);
3753 return;
3754 }
3755 gen_op_tlbia();
3756 #endif
3757 }
3758
3759 /* tlbie */
3760 GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE)
3761 {
3762 #if defined(CONFIG_USER_ONLY)
3763 GEN_EXCP_PRIVOPC(ctx);
3764 #else
3765 if (unlikely(!ctx->supervisor)) {
3766 GEN_EXCP_PRIVOPC(ctx);
3767 return;
3768 }
3769 gen_op_load_gpr_T0(rB(ctx->opcode));
3770 #if defined(TARGET_PPC64)
3771 if (ctx->sf_mode)
3772 gen_op_tlbie_64();
3773 else
3774 #endif
3775 gen_op_tlbie();
3776 #endif
3777 }
3778
3779 /* tlbsync */
3780 GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC)
3781 {
3782 #if defined(CONFIG_USER_ONLY)
3783 GEN_EXCP_PRIVOPC(ctx);
3784 #else
3785 if (unlikely(!ctx->supervisor)) {
3786 GEN_EXCP_PRIVOPC(ctx);
3787 return;
3788 }
3789 /* This has no effect: it should ensure that all previous
3790 * tlbie have completed
3791 */
3792 GEN_STOP(ctx);
3793 #endif
3794 }
3795
3796 #if defined(TARGET_PPC64)
3797 /* slbia */
3798 GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x03FFFC01, PPC_SLBI)
3799 {
3800 #if defined(CONFIG_USER_ONLY)
3801 GEN_EXCP_PRIVOPC(ctx);
3802 #else
3803 if (unlikely(!ctx->supervisor)) {
3804 GEN_EXCP_PRIVOPC(ctx);
3805 return;
3806 }
3807 gen_op_slbia();
3808 #endif
3809 }
3810
3811 /* slbie */
3812 GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI)
3813 {
3814 #if defined(CONFIG_USER_ONLY)
3815 GEN_EXCP_PRIVOPC(ctx);
3816 #else
3817 if (unlikely(!ctx->supervisor)) {
3818 GEN_EXCP_PRIVOPC(ctx);
3819 return;
3820 }
3821 gen_op_load_gpr_T0(rB(ctx->opcode));
3822 gen_op_slbie();
3823 #endif
3824 }
3825 #endif
3826
3827 /*** External control ***/
3828 /* Optional: */
3829 #define op_eciwx() (*gen_op_eciwx[ctx->mem_idx])()
3830 #define op_ecowx() (*gen_op_ecowx[ctx->mem_idx])()
3831 static GenOpFunc *gen_op_eciwx[NB_MEM_FUNCS] = {
3832 GEN_MEM_FUNCS(eciwx),
3833 };
3834 static GenOpFunc *gen_op_ecowx[NB_MEM_FUNCS] = {
3835 GEN_MEM_FUNCS(ecowx),
3836 };
3837
3838 /* eciwx */
3839 GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN)
3840 {
3841 /* Should check EAR[E] & alignment ! */
3842 gen_addr_reg_index(ctx);
3843 op_eciwx();
3844 gen_op_store_T0_gpr(rD(ctx->opcode));
3845 }
3846
3847 /* ecowx */
3848 GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN)
3849 {
3850 /* Should check EAR[E] & alignment ! */
3851 gen_addr_reg_index(ctx);
3852 gen_op_load_gpr_T1(rS(ctx->opcode));
3853 op_ecowx();
3854 }
3855
3856 /* PowerPC 601 specific instructions */
3857 /* abs - abs. */
3858 GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR)
3859 {
3860 gen_op_load_gpr_T0(rA(ctx->opcode));
3861 gen_op_POWER_abs();
3862 gen_op_store_T0_gpr(rD(ctx->opcode));
3863 if (unlikely(Rc(ctx->opcode) != 0))
3864 gen_set_Rc0(ctx);
3865 }
3866
3867 /* abso - abso. */
3868 GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR)
3869 {
3870 gen_op_load_gpr_T0(rA(ctx->opcode));
3871 gen_op_POWER_abso();
3872 gen_op_store_T0_gpr(rD(ctx->opcode));
3873 if (unlikely(Rc(ctx->opcode) != 0))
3874 gen_set_Rc0(ctx);
3875 }
3876
3877 /* clcs */
3878 GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR)
3879 {
3880 gen_op_load_gpr_T0(rA(ctx->opcode));
3881 gen_op_POWER_clcs();
3882 /* Rc=1 sets CR0 to an undefined state */
3883 gen_op_store_T0_gpr(rD(ctx->opcode));
3884 }
3885
3886 /* div - div. */
3887 GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR)
3888 {
3889 gen_op_load_gpr_T0(rA(ctx->opcode));
3890 gen_op_load_gpr_T1(rB(ctx->opcode));
3891 gen_op_POWER_div();
3892 gen_op_store_T0_gpr(rD(ctx->opcode));
3893 if (unlikely(Rc(ctx->opcode) != 0))
3894 gen_set_Rc0(ctx);
3895 }
3896
3897 /* divo - divo. */
3898 GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR)
3899 {
3900 gen_op_load_gpr_T0(rA(ctx->opcode));
3901 gen_op_load_gpr_T1(rB(ctx->opcode));
3902 gen_op_POWER_divo();
3903 gen_op_store_T0_gpr(rD(ctx->opcode));
3904 if (unlikely(Rc(ctx->opcode) != 0))
3905 gen_set_Rc0(ctx);
3906 }
3907
3908 /* divs - divs. */
3909 GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR)
3910 {
3911 gen_op_load_gpr_T0(rA(ctx->opcode));
3912 gen_op_load_gpr_T1(rB(ctx->opcode));
3913 gen_op_POWER_divs();
3914 gen_op_store_T0_gpr(rD(ctx->opcode));
3915 if (unlikely(Rc(ctx->opcode) != 0))
3916 gen_set_Rc0(ctx);
3917 }
3918
3919 /* divso - divso. */
3920 GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR)
3921 {
3922 gen_op_load_gpr_T0(rA(ctx->opcode));
3923 gen_op_load_gpr_T1(rB(ctx->opcode));
3924 gen_op_POWER_divso();
3925 gen_op_store_T0_gpr(rD(ctx->opcode));
3926 if (unlikely(Rc(ctx->opcode) != 0))
3927 gen_set_Rc0(ctx);
3928 }
3929
3930 /* doz - doz. */
3931 GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR)
3932 {
3933 gen_op_load_gpr_T0(rA(ctx->opcode));
3934 gen_op_load_gpr_T1(rB(ctx->opcode));
3935 gen_op_POWER_doz();
3936 gen_op_store_T0_gpr(rD(ctx->opcode));
3937 if (unlikely(Rc(ctx->opcode) != 0))
3938 gen_set_Rc0(ctx);
3939 }
3940
3941 /* dozo - dozo. */
3942 GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR)
3943 {
3944 gen_op_load_gpr_T0(rA(ctx->opcode));
3945 gen_op_load_gpr_T1(rB(ctx->opcode));
3946 gen_op_POWER_dozo();
3947 gen_op_store_T0_gpr(rD(ctx->opcode));
3948 if (unlikely(Rc(ctx->opcode) != 0))
3949 gen_set_Rc0(ctx);
3950 }
3951
3952 /* dozi */
3953 GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR)
3954 {
3955 gen_op_load_gpr_T0(rA(ctx->opcode));
3956 gen_op_set_T1(SIMM(ctx->opcode));
3957 gen_op_POWER_doz();
3958 gen_op_store_T0_gpr(rD(ctx->opcode));
3959 }
3960
3961 /* As lscbx load from memory byte after byte, it's always endian safe.
3962 * Original POWER is 32 bits only, define 64 bits ops as 32 bits ones
3963 */
3964 #define op_POWER_lscbx(start, ra, rb) \
3965 (*gen_op_POWER_lscbx[ctx->mem_idx])(start, ra, rb)
3966 #define gen_op_POWER_lscbx_64_raw gen_op_POWER_lscbx_raw
3967 #define gen_op_POWER_lscbx_64_user gen_op_POWER_lscbx_user
3968 #define gen_op_POWER_lscbx_64_kernel gen_op_POWER_lscbx_kernel
3969 #define gen_op_POWER_lscbx_64_hypv gen_op_POWER_lscbx_hypv
3970 #define gen_op_POWER_lscbx_le_raw gen_op_POWER_lscbx_raw
3971 #define gen_op_POWER_lscbx_le_user gen_op_POWER_lscbx_user
3972 #define gen_op_POWER_lscbx_le_kernel gen_op_POWER_lscbx_kernel
3973 #define gen_op_POWER_lscbx_le_hypv gen_op_POWER_lscbx_hypv
3974 #define gen_op_POWER_lscbx_le_64_raw gen_op_POWER_lscbx_raw
3975 #define gen_op_POWER_lscbx_le_64_user gen_op_POWER_lscbx_user
3976 #define gen_op_POWER_lscbx_le_64_kernel gen_op_POWER_lscbx_kernel
3977 #define gen_op_POWER_lscbx_le_64_hypv gen_op_POWER_lscbx_hypv
3978 static GenOpFunc3 *gen_op_POWER_lscbx[NB_MEM_FUNCS] = {
3979 GEN_MEM_FUNCS(POWER_lscbx),
3980 };
3981
3982 /* lscbx - lscbx. */
3983 GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR)
3984 {
3985 int ra = rA(ctx->opcode);
3986 int rb = rB(ctx->opcode);
3987
3988 gen_addr_reg_index(ctx);
3989 if (ra == 0) {
3990 ra = rb;
3991 }
3992 /* NIP cannot be restored if the memory exception comes from an helper */
3993 gen_update_nip(ctx, ctx->nip - 4);
3994 gen_op_load_xer_bc();
3995 gen_op_load_xer_cmp();
3996 op_POWER_lscbx(rD(ctx->opcode), ra, rb);
3997 gen_op_store_xer_bc();
3998 if (unlikely(Rc(ctx->opcode) != 0))
3999 gen_set_Rc0(ctx);
4000 }
4001
4002 /* maskg - maskg. */
4003 GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR)
4004 {
4005 gen_op_load_gpr_T0(rS(ctx->opcode));
4006 gen_op_load_gpr_T1(rB(ctx->opcode));
4007 gen_op_POWER_maskg();
4008 gen_op_store_T0_gpr(rA(ctx->opcode));
4009 if (unlikely(Rc(ctx->opcode) != 0))
4010 gen_set_Rc0(ctx);
4011 }
4012
4013 /* maskir - maskir. */
4014 GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR)
4015 {
4016 gen_op_load_gpr_T0(rA(ctx->opcode));
4017 gen_op_load_gpr_T1(rS(ctx->opcode));
4018 gen_op_load_gpr_T2(rB(ctx->opcode));
4019 gen_op_POWER_maskir();
4020 gen_op_store_T0_gpr(rA(ctx->opcode));
4021 if (unlikely(Rc(ctx->opcode) != 0))
4022 gen_set_Rc0(ctx);
4023 }
4024
4025 /* mul - mul. */
4026 GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR)
4027 {
4028 gen_op_load_gpr_T0(rA(ctx->opcode));
4029 gen_op_load_gpr_T1(rB(ctx->opcode));
4030 gen_op_POWER_mul();
4031 gen_op_store_T0_gpr(rD(ctx->opcode));
4032 if (unlikely(Rc(ctx->opcode) != 0))
4033 gen_set_Rc0(ctx);
4034 }
4035
4036 /* mulo - mulo. */
4037 GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR)
4038 {
4039 gen_op_load_gpr_T0(rA(ctx->opcode));
4040 gen_op_load_gpr_T1(rB(ctx->opcode));
4041 gen_op_POWER_mulo();
4042 gen_op_store_T0_gpr(rD(ctx->opcode));
4043 if (unlikely(Rc(ctx->opcode) != 0))
4044 gen_set_Rc0(ctx);
4045 }
4046
4047 /* nabs - nabs. */
4048 GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR)
4049 {
4050 gen_op_load_gpr_T0(rA(ctx->opcode));
4051 gen_op_POWER_nabs();
4052 gen_op_store_T0_gpr(rD(ctx->opcode));
4053 if (unlikely(Rc(ctx->opcode) != 0))
4054 gen_set_Rc0(ctx);
4055 }
4056
4057 /* nabso - nabso. */
4058 GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR)
4059 {
4060 gen_op_load_gpr_T0(rA(ctx->opcode));
4061 gen_op_POWER_nabso();
4062 gen_op_store_T0_gpr(rD(ctx->opcode));
4063 if (unlikely(Rc(ctx->opcode) != 0))
4064 gen_set_Rc0(ctx);
4065 }
4066
4067 /* rlmi - rlmi. */
4068 GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR)
4069 {
4070 uint32_t mb, me;
4071
4072 mb = MB(ctx->opcode);
4073 me = ME(ctx->opcode);
4074 gen_op_load_gpr_T0(rS(ctx->opcode));
4075 gen_op_load_gpr_T1(rA(ctx->opcode));
4076 gen_op_load_gpr_T2(rB(ctx->opcode));
4077 gen_op_POWER_rlmi(MASK(mb, me), ~MASK(mb, me));
4078 gen_op_store_T0_gpr(rA(ctx->opcode));
4079 if (unlikely(Rc(ctx->opcode) != 0))
4080 gen_set_Rc0(ctx);
4081 }
4082
4083 /* rrib - rrib. */
4084 GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR)
4085 {
4086 gen_op_load_gpr_T0(rS(ctx->opcode));
4087 gen_op_load_gpr_T1(rA(ctx->opcode));
4088 gen_op_load_gpr_T2(rB(ctx->opcode));
4089 gen_op_POWER_rrib();
4090 gen_op_store_T0_gpr(rA(ctx->opcode));
4091 if (unlikely(Rc(ctx->opcode) != 0))
4092 gen_set_Rc0(ctx);
4093 }
4094
4095 /* sle - sle. */
4096 GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR)
4097 {
4098 gen_op_load_gpr_T0(rS(ctx->opcode));
4099 gen_op_load_gpr_T1(rB(ctx->opcode));
4100 gen_op_POWER_sle();
4101 gen_op_store_T0_gpr(rA(ctx->opcode));
4102 if (unlikely(Rc(ctx->opcode) != 0))
4103 gen_set_Rc0(ctx);
4104 }
4105
4106 /* sleq - sleq. */
4107 GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR)
4108 {
4109 gen_op_load_gpr_T0(rS(ctx->opcode));
4110 gen_op_load_gpr_T1(rB(ctx->opcode));
4111 gen_op_POWER_sleq();
4112 gen_op_store_T0_gpr(rA(ctx->opcode));
4113 if (unlikely(Rc(ctx->opcode) != 0))
4114 gen_set_Rc0(ctx);
4115 }
4116
4117 /* sliq - sliq. */
4118 GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR)
4119 {
4120 gen_op_load_gpr_T0(rS(ctx->opcode));
4121 gen_op_set_T1(SH(ctx->opcode));
4122 gen_op_POWER_sle();
4123 gen_op_store_T0_gpr(rA(ctx->opcode));
4124 if (unlikely(Rc(ctx->opcode) != 0))
4125 gen_set_Rc0(ctx);
4126 }
4127
4128 /* slliq - slliq. */
4129 GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR)
4130 {
4131 gen_op_load_gpr_T0(rS(ctx->opcode));
4132 gen_op_set_T1(SH(ctx->opcode));
4133 gen_op_POWER_sleq();
4134 gen_op_store_T0_gpr(rA(ctx->opcode));
4135 if (unlikely(Rc(ctx->opcode) != 0))
4136 gen_set_Rc0(ctx);
4137 }
4138
4139 /* sllq - sllq. */
4140 GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR)
4141 {
4142 gen_op_load_gpr_T0(rS(ctx->opcode));
4143 gen_op_load_gpr_T1(rB(ctx->opcode));
4144 gen_op_POWER_sllq();
4145 gen_op_store_T0_gpr(rA(ctx->opcode));
4146 if (unlikely(Rc(ctx->opcode) != 0))
4147 gen_set_Rc0(ctx);
4148 }
4149
4150 /* slq - slq. */
4151 GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR)
4152 {
4153 gen_op_load_gpr_T0(rS(ctx->opcode));
4154 gen_op_load_gpr_T1(rB(ctx->opcode));
4155 gen_op_POWER_slq();
4156 gen_op_store_T0_gpr(rA(ctx->opcode));
4157 if (unlikely(Rc(ctx->opcode) != 0))
4158 gen_set_Rc0(ctx);
4159 }
4160
4161 /* sraiq - sraiq. */
4162 GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR)
4163 {
4164 gen_op_load_gpr_T0(rS(ctx->opcode));
4165 gen_op_set_T1(SH(ctx->opcode));
4166 gen_op_POWER_sraq();
4167 gen_op_store_T0_gpr(rA(ctx->opcode));
4168 if (unlikely(Rc(ctx->opcode) != 0))
4169 gen_set_Rc0(ctx);
4170 }
4171
4172 /* sraq - sraq. */
4173 GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR)
4174 {
4175 gen_op_load_gpr_T0(rS(ctx->opcode));
4176 gen_op_load_gpr_T1(rB(ctx->opcode));
4177 gen_op_POWER_sraq();
4178 gen_op_store_T0_gpr(rA(ctx->opcode));
4179 if (unlikely(Rc(ctx->opcode) != 0))
4180 gen_set_Rc0(ctx);
4181 }
4182
4183 /* sre - sre. */
4184 GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR)
4185 {
4186 gen_op_load_gpr_T0(rS(ctx->opcode));
4187 gen_op_load_gpr_T1(rB(ctx->opcode));
4188 gen_op_POWER_sre();
4189 gen_op_store_T0_gpr(rA(ctx->opcode));
4190 if (unlikely(Rc(ctx->opcode) != 0))
4191 gen_set_Rc0(ctx);
4192 }
4193
4194 /* srea - srea. */
4195 GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR)
4196 {
4197 gen_op_load_gpr_T0(rS(ctx->opcode));
4198 gen_op_load_gpr_T1(rB(ctx->opcode));
4199 gen_op_POWER_srea();
4200 gen_op_store_T0_gpr(rA(ctx->opcode));
4201 if (unlikely(Rc(ctx->opcode) != 0))
4202 gen_set_Rc0(ctx);
4203 }
4204
4205 /* sreq */
4206 GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR)
4207 {
4208 gen_op_load_gpr_T0(rS(ctx->opcode));
4209 gen_op_load_gpr_T1(rB(ctx->opcode));
4210 gen_op_POWER_sreq();
4211 gen_op_store_T0_gpr(rA(ctx->opcode));
4212 if (unlikely(Rc(ctx->opcode) != 0))
4213 gen_set_Rc0(ctx);
4214 }
4215
4216 /* sriq */
4217 GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR)
4218 {
4219 gen_op_load_gpr_T0(rS(ctx->opcode));
4220 gen_op_set_T1(SH(ctx->opcode));
4221 gen_op_POWER_srq();
4222 gen_op_store_T0_gpr(rA(ctx->opcode));
4223 if (unlikely(Rc(ctx->opcode) != 0))
4224 gen_set_Rc0(ctx);
4225 }
4226
4227 /* srliq */
4228 GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR)
4229 {
4230 gen_op_load_gpr_T0(rS(ctx->opcode));
4231 gen_op_load_gpr_T1(rB(ctx->opcode));
4232 gen_op_set_T1(SH(ctx->opcode));
4233 gen_op_POWER_srlq();
4234 gen_op_store_T0_gpr(rA(ctx->opcode));
4235 if (unlikely(Rc(ctx->opcode) != 0))
4236 gen_set_Rc0(ctx);
4237 }
4238
4239 /* srlq */
4240 GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR)
4241 {
4242 gen_op_load_gpr_T0(rS(ctx->opcode));
4243 gen_op_load_gpr_T1(rB(ctx->opcode));
4244 gen_op_POWER_srlq();
4245 gen_op_store_T0_gpr(rA(ctx->opcode));
4246 if (unlikely(Rc(ctx->opcode) != 0))
4247 gen_set_Rc0(ctx);
4248 }
4249
4250 /* srq */
4251 GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR)
4252 {
4253 gen_op_load_gpr_T0(rS(ctx->opcode));
4254 gen_op_load_gpr_T1(rB(ctx->opcode));
4255 gen_op_POWER_srq();
4256 gen_op_store_T0_gpr(rA(ctx->opcode));
4257 if (unlikely(Rc(ctx->opcode) != 0))
4258 gen_set_Rc0(ctx);
4259 }
4260
4261 /* PowerPC 602 specific instructions */
4262 /* dsa */
4263 GEN_HANDLER(dsa, 0x1F, 0x14, 0x13, 0x03FFF801, PPC_602_SPEC)
4264 {
4265 /* XXX: TODO */
4266 GEN_EXCP_INVAL(ctx);
4267 }
4268
4269 /* esa */
4270 GEN_HANDLER(esa, 0x1F, 0x14, 0x12, 0x03FFF801, PPC_602_SPEC)
4271 {
4272 /* XXX: TODO */
4273 GEN_EXCP_INVAL(ctx);
4274 }
4275
4276 /* mfrom */
4277 GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC)
4278 {
4279 #if defined(CONFIG_USER_ONLY)
4280 GEN_EXCP_PRIVOPC(ctx);
4281 #else
4282 if (unlikely(!ctx->supervisor)) {
4283 GEN_EXCP_PRIVOPC(ctx);
4284 return;
4285 }
4286 gen_op_load_gpr_T0(rA(ctx->opcode));
4287 gen_op_602_mfrom();
4288 gen_op_store_T0_gpr(rD(ctx->opcode));
4289 #endif
4290 }
4291
4292 /* 602 - 603 - G2 TLB management */
4293 /* tlbld */
4294 GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB)
4295 {
4296 #if defined(CONFIG_USER_ONLY)
4297 GEN_EXCP_PRIVOPC(ctx);
4298 #else
4299 if (unlikely(!ctx->supervisor)) {
4300 GEN_EXCP_PRIVOPC(ctx);
4301 return;
4302 }
4303 gen_op_load_gpr_T0(rB(ctx->opcode));
4304 gen_op_6xx_tlbld();
4305 #endif
4306 }
4307
4308 /* tlbli */
4309 GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB)
4310 {
4311 #if defined(CONFIG_USER_ONLY)
4312 GEN_EXCP_PRIVOPC(ctx);
4313 #else
4314 if (unlikely(!ctx->supervisor)) {
4315 GEN_EXCP_PRIVOPC(ctx);
4316 return;
4317 }
4318 gen_op_load_gpr_T0(rB(ctx->opcode));
4319 gen_op_6xx_tlbli();
4320 #endif
4321 }
4322
4323 /* 74xx TLB management */
4324 /* tlbld */
4325 GEN_HANDLER2(tlbld_74xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB)
4326 {
4327 #if defined(CONFIG_USER_ONLY)
4328 GEN_EXCP_PRIVOPC(ctx);
4329 #else
4330 if (unlikely(!ctx->supervisor)) {
4331 GEN_EXCP_PRIVOPC(ctx);
4332 return;
4333 }
4334 gen_op_load_gpr_T0(rB(ctx->opcode));
4335 gen_op_74xx_tlbld();
4336 #endif
4337 }
4338
4339 /* tlbli */
4340 GEN_HANDLER2(tlbli_74xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_74xx_TLB)
4341 {
4342 #if defined(CONFIG_USER_ONLY)
4343 GEN_EXCP_PRIVOPC(ctx);
4344 #else
4345 if (unlikely(!ctx->supervisor)) {
4346 GEN_EXCP_PRIVOPC(ctx);
4347 return;
4348 }
4349 gen_op_load_gpr_T0(rB(ctx->opcode));
4350 gen_op_74xx_tlbli();
4351 #endif
4352 }
4353
4354 /* POWER instructions not in PowerPC 601 */
4355 /* clf */
4356 GEN_HANDLER(clf, 0x1F, 0x16, 0x03, 0x03E00000, PPC_POWER)
4357 {
4358 /* Cache line flush: implemented as no-op */
4359 }
4360
4361 /* cli */
4362 GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER)
4363 {
4364 /* Cache line invalidate: privileged and treated as no-op */
4365 #if defined(CONFIG_USER_ONLY)
4366 GEN_EXCP_PRIVOPC(ctx);
4367 #else
4368 if (unlikely(!ctx->supervisor)) {
4369 GEN_EXCP_PRIVOPC(ctx);
4370 return;
4371 }
4372 #endif
4373 }
4374
4375 /* dclst */
4376 GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER)
4377 {
4378 /* Data cache line store: treated as no-op */
4379 }
4380
4381 GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER)
4382 {
4383 #if defined(CONFIG_USER_ONLY)
4384 GEN_EXCP_PRIVOPC(ctx);
4385 #else
4386 if (unlikely(!ctx->supervisor)) {
4387 GEN_EXCP_PRIVOPC(ctx);
4388 return;
4389 }
4390 int ra = rA(ctx->opcode);
4391 int rd = rD(ctx->opcode);
4392
4393 gen_addr_reg_index(ctx);
4394 gen_op_POWER_mfsri();
4395 gen_op_store_T0_gpr(rd);
4396 if (ra != 0 && ra != rd)
4397 gen_op_store_T1_gpr(ra);
4398 #endif
4399 }
4400
4401 GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER)
4402 {
4403 #if defined(CONFIG_USER_ONLY)
4404 GEN_EXCP_PRIVOPC(ctx);
4405 #else
4406 if (unlikely(!ctx->supervisor)) {
4407 GEN_EXCP_PRIVOPC(ctx);
4408 return;
4409 }
4410 gen_addr_reg_index(ctx);
4411 gen_op_POWER_rac();
4412 gen_op_store_T0_gpr(rD(ctx->opcode));
4413 #endif
4414 }
4415
4416 GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER)
4417 {
4418 #if defined(CONFIG_USER_ONLY)
4419 GEN_EXCP_PRIVOPC(ctx);
4420 #else
4421 if (unlikely(!ctx->supervisor)) {
4422 GEN_EXCP_PRIVOPC(ctx);
4423 return;
4424 }
4425 gen_op_POWER_rfsvc();
4426 GEN_SYNC(ctx);
4427 #endif
4428 }
4429
4430 /* svc is not implemented for now */
4431
4432 /* POWER2 specific instructions */
4433 /* Quad manipulation (load/store two floats at a time) */
4434 /* Original POWER2 is 32 bits only, define 64 bits ops as 32 bits ones */
4435 #define op_POWER2_lfq() (*gen_op_POWER2_lfq[ctx->mem_idx])()
4436 #define op_POWER2_stfq() (*gen_op_POWER2_stfq[ctx->mem_idx])()
4437 #define gen_op_POWER2_lfq_64_raw gen_op_POWER2_lfq_raw
4438 #define gen_op_POWER2_lfq_64_user gen_op_POWER2_lfq_user
4439 #define gen_op_POWER2_lfq_64_kernel gen_op_POWER2_lfq_kernel
4440 #define gen_op_POWER2_lfq_64_hypv gen_op_POWER2_lfq_hypv
4441 #define gen_op_POWER2_lfq_le_64_raw gen_op_POWER2_lfq_le_raw
4442 #define gen_op_POWER2_lfq_le_64_user gen_op_POWER2_lfq_le_user
4443 #define gen_op_POWER2_lfq_le_64_kernel gen_op_POWER2_lfq_le_kernel
4444 #define gen_op_POWER2_lfq_le_64_hypv gen_op_POWER2_lfq_le_hypv
4445 #define gen_op_POWER2_stfq_64_raw gen_op_POWER2_stfq_raw
4446 #define gen_op_POWER2_stfq_64_user gen_op_POWER2_stfq_user
4447 #define gen_op_POWER2_stfq_64_kernel gen_op_POWER2_stfq_kernel
4448 #define gen_op_POWER2_stfq_64_hypv gen_op_POWER2_stfq_hypv
4449 #define gen_op_POWER2_stfq_le_64_raw gen_op_POWER2_stfq_le_raw
4450 #define gen_op_POWER2_stfq_le_64_user gen_op_POWER2_stfq_le_user
4451 #define gen_op_POWER2_stfq_le_64_kernel gen_op_POWER2_stfq_le_kernel
4452 #define gen_op_POWER2_stfq_le_64_hypv gen_op_POWER2_stfq_le_hypv
4453 static GenOpFunc *gen_op_POWER2_lfq[NB_MEM_FUNCS] = {
4454 GEN_MEM_FUNCS(POWER2_lfq),
4455 };
4456 static GenOpFunc *gen_op_POWER2_stfq[NB_MEM_FUNCS] = {
4457 GEN_MEM_FUNCS(POWER2_stfq),
4458 };
4459
4460 /* lfq */
4461 GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
4462 {
4463 /* NIP cannot be restored if the memory exception comes from an helper */
4464 gen_update_nip(ctx, ctx->nip - 4);
4465 gen_addr_imm_index(ctx, 0);
4466 op_POWER2_lfq();
4467 gen_op_store_FT0_fpr(rD(ctx->opcode));
4468 gen_op_store_FT1_fpr(rD(ctx->opcode) + 1);
4469 }
4470
4471 /* lfqu */
4472 GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
4473 {
4474 int ra = rA(ctx->opcode);
4475
4476 /* NIP cannot be restored if the memory exception comes from an helper */
4477 gen_update_nip(ctx, ctx->nip - 4);
4478 gen_addr_imm_index(ctx, 0);
4479 op_POWER2_lfq();
4480 gen_op_store_FT0_fpr(rD(ctx->opcode));
4481 gen_op_store_FT1_fpr(rD(ctx->opcode) + 1);
4482 if (ra != 0)
4483 gen_op_store_T0_gpr(ra);
4484 }
4485
4486 /* lfqux */
4487 GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2)
4488 {
4489 int ra = rA(ctx->opcode);
4490
4491 /* NIP cannot be restored if the memory exception comes from an helper */
4492 gen_update_nip(ctx, ctx->nip - 4);
4493 gen_addr_reg_index(ctx);
4494 op_POWER2_lfq();
4495 gen_op_store_FT0_fpr(rD(ctx->opcode));
4496 gen_op_store_FT1_fpr(rD(ctx->opcode) + 1);
4497 if (ra != 0)
4498 gen_op_store_T0_gpr(ra);
4499 }
4500
4501 /* lfqx */
4502 GEN_HANDLER(lfqx, 0x1F, 0x17, 0x18, 0x00000001, PPC_POWER2)
4503 {
4504 /* NIP cannot be restored if the memory exception comes from an helper */
4505 gen_update_nip(ctx, ctx->nip - 4);
4506 gen_addr_reg_index(ctx);
4507 op_POWER2_lfq();
4508 gen_op_store_FT0_fpr(rD(ctx->opcode));
4509 gen_op_store_FT1_fpr(rD(ctx->opcode) + 1);
4510 }
4511
4512 /* stfq */
4513 GEN_HANDLER(stfq, 0x3C, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
4514 {
4515 /* NIP cannot be restored if the memory exception comes from an helper */
4516 gen_update_nip(ctx, ctx->nip - 4);
4517 gen_addr_imm_index(ctx, 0);
4518 gen_op_load_fpr_FT0(rS(ctx->opcode));
4519 gen_op_load_fpr_FT1(rS(ctx->opcode) + 1);
4520 op_POWER2_stfq();
4521 }
4522
4523 /* stfqu */
4524 GEN_HANDLER(stfqu, 0x3D, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
4525 {
4526 int ra = rA(ctx->opcode);
4527
4528 /* NIP cannot be restored if the memory exception comes from an helper */
4529 gen_update_nip(ctx, ctx->nip - 4);
4530 gen_addr_imm_index(ctx, 0);
4531 gen_op_load_fpr_FT0(rS(ctx->opcode));
4532 gen_op_load_fpr_FT1(rS(ctx->opcode) + 1);
4533 op_POWER2_stfq();
4534 if (ra != 0)
4535 gen_op_store_T0_gpr(ra);
4536 }
4537
4538 /* stfqux */
4539 GEN_HANDLER(stfqux, 0x1F, 0x17, 0x1D, 0x00000001, PPC_POWER2)
4540 {
4541 int ra = rA(ctx->opcode);
4542
4543 /* NIP cannot be restored if the memory exception comes from an helper */
4544 gen_update_nip(ctx, ctx->nip - 4);
4545 gen_addr_reg_index(ctx);
4546 gen_op_load_fpr_FT0(rS(ctx->opcode));
4547 gen_op_load_fpr_FT1(rS(ctx->opcode) + 1);
4548 op_POWER2_stfq();
4549 if (ra != 0)
4550 gen_op_store_T0_gpr(ra);
4551 }
4552
4553 /* stfqx */
4554 GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2)
4555 {
4556 /* NIP cannot be restored if the memory exception comes from an helper */
4557 gen_update_nip(ctx, ctx->nip - 4);
4558 gen_addr_reg_index(ctx);
4559 gen_op_load_fpr_FT0(rS(ctx->opcode));
4560 gen_op_load_fpr_FT1(rS(ctx->opcode) + 1);
4561 op_POWER2_stfq();
4562 }
4563
4564 /* BookE specific instructions */
4565 /* XXX: not implemented on 440 ? */
4566 GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_MFAPIDI)
4567 {
4568 /* XXX: TODO */
4569 GEN_EXCP_INVAL(ctx);
4570 }
4571
4572 /* XXX: not implemented on 440 ? */
4573 GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_TLBIVA)
4574 {
4575 #if defined(CONFIG_USER_ONLY)
4576 GEN_EXCP_PRIVOPC(ctx);
4577 #else
4578 if (unlikely(!ctx->supervisor)) {
4579 GEN_EXCP_PRIVOPC(ctx);
4580 return;
4581 }
4582 gen_addr_reg_index(ctx);
4583 /* Use the same micro-ops as for tlbie */
4584 #if defined(TARGET_PPC64)
4585 if (ctx->sf_mode)
4586 gen_op_tlbie_64();
4587 else
4588 #endif
4589 gen_op_tlbie();
4590 #endif
4591 }
4592
4593 /* All 405 MAC instructions are translated here */
4594 static always_inline void gen_405_mulladd_insn (DisasContext *ctx,
4595 int opc2, int opc3,
4596 int ra, int rb, int rt, int Rc)
4597 {
4598 gen_op_load_gpr_T0(ra);
4599 gen_op_load_gpr_T1(rb);
4600 switch (opc3 & 0x0D) {
4601 case 0x05:
4602 /* macchw - macchw. - macchwo - macchwo. */
4603 /* macchws - macchws. - macchwso - macchwso. */
4604 /* nmacchw - nmacchw. - nmacchwo - nmacchwo. */
4605 /* nmacchws - nmacchws. - nmacchwso - nmacchwso. */
4606 /* mulchw - mulchw. */
4607 gen_op_405_mulchw();
4608 break;
4609 case 0x04:
4610 /* macchwu - macchwu. - macchwuo - macchwuo. */
4611 /* macchwsu - macchwsu. - macchwsuo - macchwsuo. */
4612 /* mulchwu - mulchwu. */
4613 gen_op_405_mulchwu();
4614 break;
4615 case 0x01:
4616 /* machhw - machhw. - machhwo - machhwo. */
4617 /* machhws - machhws. - machhwso - machhwso. */
4618 /* nmachhw - nmachhw. - nmachhwo - nmachhwo. */
4619 /* nmachhws - nmachhws. - nmachhwso - nmachhwso. */
4620 /* mulhhw - mulhhw. */
4621 gen_op_405_mulhhw();
4622 break;
4623 case 0x00:
4624 /* machhwu - machhwu. - machhwuo - machhwuo. */
4625 /* machhwsu - machhwsu. - machhwsuo - machhwsuo. */
4626 /* mulhhwu - mulhhwu. */
4627 gen_op_405_mulhhwu();
4628 break;
4629 case 0x0D:
4630 /* maclhw - maclhw. - maclhwo - maclhwo. */
4631 /* maclhws - maclhws. - maclhwso - maclhwso. */
4632 /* nmaclhw - nmaclhw. - nmaclhwo - nmaclhwo. */
4633 /* nmaclhws - nmaclhws. - nmaclhwso - nmaclhwso. */
4634 /* mullhw - mullhw. */
4635 gen_op_405_mullhw();
4636 break;
4637 case 0x0C:
4638 /* maclhwu - maclhwu. - maclhwuo - maclhwuo. */
4639 /* maclhwsu - maclhwsu. - maclhwsuo - maclhwsuo. */
4640 /* mullhwu - mullhwu. */
4641 gen_op_405_mullhwu();
4642 break;
4643 }
4644 if (opc2 & 0x02) {
4645 /* nmultiply-and-accumulate (0x0E) */
4646 gen_op_neg();
4647 }
4648 if (opc2 & 0x04) {
4649 /* (n)multiply-and-accumulate (0x0C - 0x0E) */
4650 gen_op_load_gpr_T2(rt);
4651 gen_op_move_T1_T0();
4652 gen_op_405_add_T0_T2();
4653 }
4654 if (opc3 & 0x10) {
4655 /* Check overflow */
4656 if (opc3 & 0x01)
4657 gen_op_check_addo();
4658 else
4659 gen_op_405_check_ovu();
4660 }
4661 if (opc3 & 0x02) {
4662 /* Saturate */
4663 if (opc3 & 0x01)
4664 gen_op_405_check_sat();
4665 else
4666 gen_op_405_check_satu();
4667 }
4668 gen_op_store_T0_gpr(rt);
4669 if (unlikely(Rc) != 0) {
4670 /* Update Rc0 */
4671 gen_set_Rc0(ctx);
4672 }
4673 }
4674
4675 #define GEN_MAC_HANDLER(name, opc2, opc3) \
4676 GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_405_MAC) \
4677 { \
4678 gen_405_mulladd_insn(ctx, opc2, opc3, rA(ctx->opcode), rB(ctx->opcode), \
4679 rD(ctx->opcode), Rc(ctx->opcode)); \
4680 }
4681
4682 /* macchw - macchw. */
4683 GEN_MAC_HANDLER(macchw, 0x0C, 0x05);
4684 /* macchwo - macchwo. */
4685 GEN_MAC_HANDLER(macchwo, 0x0C, 0x15);
4686 /* macchws - macchws. */
4687 GEN_MAC_HANDLER(macchws, 0x0C, 0x07);
4688 /* macchwso - macchwso. */
4689 GEN_MAC_HANDLER(macchwso, 0x0C, 0x17);
4690 /* macchwsu - macchwsu. */
4691 GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06);
4692 /* macchwsuo - macchwsuo. */
4693 GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16);
4694 /* macchwu - macchwu. */
4695 GEN_MAC_HANDLER(macchwu, 0x0C, 0x04);
4696 /* macchwuo - macchwuo. */
4697 GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14);
4698 /* machhw - machhw. */
4699 GEN_MAC_HANDLER(machhw, 0x0C, 0x01);
4700 /* machhwo - machhwo. */
4701 GEN_MAC_HANDLER(machhwo, 0x0C, 0x11);
4702 /* machhws - machhws. */
4703 GEN_MAC_HANDLER(machhws, 0x0C, 0x03);
4704 /* machhwso - machhwso. */
4705 GEN_MAC_HANDLER(machhwso, 0x0C, 0x13);
4706 /* machhwsu - machhwsu. */
4707 GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02);
4708 /* machhwsuo - machhwsuo. */
4709 GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12);
4710 /* machhwu - machhwu. */
4711 GEN_MAC_HANDLER(machhwu, 0x0C, 0x00);
4712 /* machhwuo - machhwuo. */
4713 GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10);
4714 /* maclhw - maclhw. */
4715 GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D);
4716 /* maclhwo - maclhwo. */
4717 GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D);
4718 /* maclhws - maclhws. */
4719 GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F);
4720 /* maclhwso - maclhwso. */
4721 GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F);
4722 /* maclhwu - maclhwu. */
4723 GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C);
4724 /* maclhwuo - maclhwuo. */
4725 GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C);
4726 /* maclhwsu - maclhwsu. */
4727 GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E);
4728 /* maclhwsuo - maclhwsuo. */
4729 GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E);
4730 /* nmacchw - nmacchw. */
4731 GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05);
4732 /* nmacchwo - nmacchwo. */
4733 GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15);
4734 /* nmacchws - nmacchws. */
4735 GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07);
4736 /* nmacchwso - nmacchwso. */
4737 GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17);
4738 /* nmachhw - nmachhw. */
4739 GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01);
4740 /* nmachhwo - nmachhwo. */
4741 GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11);
4742 /* nmachhws - nmachhws. */
4743 GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03);
4744 /* nmachhwso - nmachhwso. */
4745 GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13);
4746 /* nmaclhw - nmaclhw. */
4747 GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D);
4748 /* nmaclhwo - nmaclhwo. */
4749 GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D);
4750 /* nmaclhws - nmaclhws. */
4751 GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F);
4752 /* nmaclhwso - nmaclhwso. */
4753 GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F);
4754
4755 /* mulchw - mulchw. */
4756 GEN_MAC_HANDLER(mulchw, 0x08, 0x05);
4757 /* mulchwu - mulchwu. */
4758 GEN_MAC_HANDLER(mulchwu, 0x08, 0x04);
4759 /* mulhhw - mulhhw. */
4760 GEN_MAC_HANDLER(mulhhw, 0x08, 0x01);
4761 /* mulhhwu - mulhhwu. */
4762 GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00);
4763 /* mullhw - mullhw. */
4764 GEN_MAC_HANDLER(mullhw, 0x08, 0x0D);
4765 /* mullhwu - mullhwu. */
4766 GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C);
4767
4768 /* mfdcr */
4769 GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_DCR)
4770 {
4771 #if defined(CONFIG_USER_ONLY)
4772 GEN_EXCP_PRIVREG(ctx);
4773 #else
4774 uint32_t dcrn = SPR(ctx->opcode);
4775
4776 if (unlikely(!ctx->supervisor)) {
4777 GEN_EXCP_PRIVREG(ctx);
4778 return;
4779 }
4780 gen_op_set_T0(dcrn);
4781 gen_op_load_dcr();
4782 gen_op_store_T0_gpr(rD(ctx->opcode));
4783 #endif
4784 }
4785
4786 /* mtdcr */
4787 GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_DCR)
4788 {
4789 #if defined(CONFIG_USER_ONLY)
4790 GEN_EXCP_PRIVREG(ctx);
4791 #else
4792 uint32_t dcrn = SPR(ctx->opcode);
4793
4794 if (unlikely(!ctx->supervisor)) {
4795 GEN_EXCP_PRIVREG(ctx);
4796 return;
4797 }
4798 gen_op_set_T0(dcrn);
4799 gen_op_load_gpr_T1(rS(ctx->opcode));
4800 gen_op_store_dcr();
4801 #endif
4802 }
4803
4804 /* mfdcrx */
4805 /* XXX: not implemented on 440 ? */
4806 GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_DCRX)
4807 {
4808 #if defined(CONFIG_USER_ONLY)
4809 GEN_EXCP_PRIVREG(ctx);
4810 #else
4811 if (unlikely(!ctx->supervisor)) {
4812 GEN_EXCP_PRIVREG(ctx);
4813 return;
4814 }
4815 gen_op_load_gpr_T0(rA(ctx->opcode));
4816 gen_op_load_dcr();
4817 gen_op_store_T0_gpr(rD(ctx->opcode));
4818 /* Note: Rc update flag set leads to undefined state of Rc0 */
4819 #endif
4820 }
4821
4822 /* mtdcrx */
4823 /* XXX: not implemented on 440 ? */
4824 GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_DCRX)
4825 {
4826 #if defined(CONFIG_USER_ONLY)
4827 GEN_EXCP_PRIVREG(ctx);
4828 #else
4829 if (unlikely(!ctx->supervisor)) {
4830 GEN_EXCP_PRIVREG(ctx);
4831 return;
4832 }
4833 gen_op_load_gpr_T0(rA(ctx->opcode));
4834 gen_op_load_gpr_T1(rS(ctx->opcode));
4835 gen_op_store_dcr();
4836 /* Note: Rc update flag set leads to undefined state of Rc0 */
4837 #endif
4838 }
4839
4840 /* mfdcrux (PPC 460) : user-mode access to DCR */
4841 GEN_HANDLER(mfdcrux, 0x1F, 0x03, 0x09, 0x00000000, PPC_DCRUX)
4842 {
4843 gen_op_load_gpr_T0(rA(ctx->opcode));
4844 gen_op_load_dcr();
4845 gen_op_store_T0_gpr(rD(ctx->opcode));
4846 /* Note: Rc update flag set leads to undefined state of Rc0 */
4847 }
4848
4849 /* mtdcrux (PPC 460) : user-mode access to DCR */
4850 GEN_HANDLER(mtdcrux, 0x1F, 0x03, 0x0D, 0x00000000, PPC_DCRUX)
4851 {
4852 gen_op_load_gpr_T0(rA(ctx->opcode));
4853 gen_op_load_gpr_T1(rS(ctx->opcode));
4854 gen_op_store_dcr();
4855 /* Note: Rc update flag set leads to undefined state of Rc0 */
4856 }
4857
4858 /* dccci */
4859 GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON)
4860 {
4861 #if defined(CONFIG_USER_ONLY)
4862 GEN_EXCP_PRIVOPC(ctx);
4863 #else
4864 if (unlikely(!ctx->supervisor)) {
4865 GEN_EXCP_PRIVOPC(ctx);
4866 return;
4867 }
4868 /* interpreted as no-op */
4869 #endif
4870 }
4871
4872 /* dcread */
4873 GEN_HANDLER(dcread, 0x1F, 0x06, 0x0F, 0x00000001, PPC_4xx_COMMON)
4874 {
4875 #if defined(CONFIG_USER_ONLY)
4876 GEN_EXCP_PRIVOPC(ctx);
4877 #else
4878 if (unlikely(!ctx->supervisor)) {
4879 GEN_EXCP_PRIVOPC(ctx);
4880 return;
4881 }
4882 gen_addr_reg_index(ctx);
4883 op_ldst(lwz);
4884 gen_op_store_T0_gpr(rD(ctx->opcode));
4885 #endif
4886 }
4887
4888 /* icbt */
4889 GEN_HANDLER2(icbt_40x, "icbt", 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT)
4890 {
4891 /* interpreted as no-op */
4892 /* XXX: specification say this is treated as a load by the MMU
4893 * but does not generate any exception
4894 */
4895 }
4896
4897 /* iccci */
4898 GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON)
4899 {
4900 #if defined(CONFIG_USER_ONLY)
4901 GEN_EXCP_PRIVOPC(ctx);
4902 #else
4903 if (unlikely(!ctx->supervisor)) {
4904 GEN_EXCP_PRIVOPC(ctx);
4905 return;
4906 }
4907 /* interpreted as no-op */
4908 #endif
4909 }
4910
4911 /* icread */
4912 GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON)
4913 {
4914 #if defined(CONFIG_USER_ONLY)
4915 GEN_EXCP_PRIVOPC(ctx);
4916 #else
4917 if (unlikely(!ctx->supervisor)) {
4918 GEN_EXCP_PRIVOPC(ctx);
4919 return;
4920 }
4921 /* interpreted as no-op */
4922 #endif
4923 }
4924
4925 /* rfci (supervisor only) */
4926 GEN_HANDLER2(rfci_40x, "rfci", 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP)
4927 {
4928 #if defined(CONFIG_USER_ONLY)
4929 GEN_EXCP_PRIVOPC(ctx);
4930 #else
4931 if (unlikely(!ctx->supervisor)) {
4932 GEN_EXCP_PRIVOPC(ctx);
4933 return;
4934 }
4935 /* Restore CPU state */
4936 gen_op_40x_rfci();
4937 GEN_SYNC(ctx);
4938 #endif
4939 }
4940
4941 GEN_HANDLER(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE)
4942 {
4943 #if defined(CONFIG_USER_ONLY)
4944 GEN_EXCP_PRIVOPC(ctx);
4945 #else
4946 if (unlikely(!ctx->supervisor)) {
4947 GEN_EXCP_PRIVOPC(ctx);
4948 return;
4949 }
4950 /* Restore CPU state */
4951 gen_op_rfci();
4952 GEN_SYNC(ctx);
4953 #endif
4954 }
4955
4956 /* BookE specific */
4957 /* XXX: not implemented on 440 ? */
4958 GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_RFDI)
4959 {
4960 #if defined(CONFIG_USER_ONLY)
4961 GEN_EXCP_PRIVOPC(ctx);
4962 #else
4963 if (unlikely(!ctx->supervisor)) {
4964 GEN_EXCP_PRIVOPC(ctx);
4965 return;
4966 }
4967 /* Restore CPU state */
4968 gen_op_rfdi();
4969 GEN_SYNC(ctx);
4970 #endif
4971 }
4972
4973 /* XXX: not implemented on 440 ? */
4974 GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI)
4975 {
4976 #if defined(CONFIG_USER_ONLY)
4977 GEN_EXCP_PRIVOPC(ctx);
4978 #else
4979 if (unlikely(!ctx->supervisor)) {
4980 GEN_EXCP_PRIVOPC(ctx);
4981 return;
4982 }
4983 /* Restore CPU state */
4984 gen_op_rfmci();
4985 GEN_SYNC(ctx);
4986 #endif
4987 }
4988
4989 /* TLB management - PowerPC 405 implementation */
4990 /* tlbre */
4991 GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB)
4992 {
4993 #if defined(CONFIG_USER_ONLY)
4994 GEN_EXCP_PRIVOPC(ctx);
4995 #else
4996 if (unlikely(!ctx->supervisor)) {
4997 GEN_EXCP_PRIVOPC(ctx);
4998 return;
4999 }
5000 switch (rB(ctx->opcode)) {
5001 case 0:
5002 gen_op_load_gpr_T0(rA(ctx->opcode));
5003 gen_op_4xx_tlbre_hi();
5004 gen_op_store_T0_gpr(rD(ctx->opcode));
5005 break;
5006 case 1:
5007 gen_op_load_gpr_T0(rA(ctx->opcode));
5008 gen_op_4xx_tlbre_lo();
5009 gen_op_store_T0_gpr(rD(ctx->opcode));
5010 break;
5011 default:
5012 GEN_EXCP_INVAL(ctx);
5013 break;
5014 }
5015 #endif
5016 }
5017
5018 /* tlbsx - tlbsx. */
5019 GEN_HANDLER2(tlbsx_40x, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB)
5020 {
5021 #if defined(CONFIG_USER_ONLY)
5022 GEN_EXCP_PRIVOPC(ctx);
5023 #else
5024 if (unlikely(!ctx->supervisor)) {
5025 GEN_EXCP_PRIVOPC(ctx);
5026 return;
5027 }
5028 gen_addr_reg_index(ctx);
5029 gen_op_4xx_tlbsx();
5030 if (Rc(ctx->opcode))
5031 gen_op_4xx_tlbsx_check();
5032 gen_op_store_T0_gpr(rD(ctx->opcode));
5033 #endif
5034 }
5035
5036 /* tlbwe */
5037 GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB)
5038 {
5039 #if defined(CONFIG_USER_ONLY)
5040 GEN_EXCP_PRIVOPC(ctx);
5041 #else
5042 if (unlikely(!ctx->supervisor)) {
5043 GEN_EXCP_PRIVOPC(ctx);
5044 return;
5045 }
5046 switch (rB(ctx->opcode)) {
5047 case 0:
5048 gen_op_load_gpr_T0(rA(ctx->opcode));
5049 gen_op_load_gpr_T1(rS(ctx->opcode));
5050 gen_op_4xx_tlbwe_hi();
5051 break;
5052 case 1:
5053 gen_op_load_gpr_T0(rA(ctx->opcode));
5054 gen_op_load_gpr_T1(rS(ctx->opcode));
5055 gen_op_4xx_tlbwe_lo();
5056 break;
5057 default:
5058 GEN_EXCP_INVAL(ctx);
5059 break;
5060 }
5061 #endif
5062 }
5063
5064 /* TLB management - PowerPC 440 implementation */
5065 /* tlbre */
5066 GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE)
5067 {
5068 #if defined(CONFIG_USER_ONLY)
5069 GEN_EXCP_PRIVOPC(ctx);
5070 #else
5071 if (unlikely(!ctx->supervisor)) {
5072 GEN_EXCP_PRIVOPC(ctx);
5073 return;
5074 }
5075 switch (rB(ctx->opcode)) {
5076 case 0:
5077 case 1:
5078 case 2:
5079 gen_op_load_gpr_T0(rA(ctx->opcode));
5080 gen_op_440_tlbre(rB(ctx->opcode));
5081 gen_op_store_T0_gpr(rD(ctx->opcode));
5082 break;
5083 default:
5084 GEN_EXCP_INVAL(ctx);
5085 break;
5086 }
5087 #endif
5088 }
5089
5090 /* tlbsx - tlbsx. */
5091 GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE)
5092 {
5093 #if defined(CONFIG_USER_ONLY)
5094 GEN_EXCP_PRIVOPC(ctx);
5095 #else
5096 if (unlikely(!ctx->supervisor)) {
5097 GEN_EXCP_PRIVOPC(ctx);
5098 return;
5099 }
5100 gen_addr_reg_index(ctx);
5101 gen_op_440_tlbsx();
5102 if (Rc(ctx->opcode))
5103 gen_op_4xx_tlbsx_check();
5104 gen_op_store_T0_gpr(rD(ctx->opcode));
5105 #endif
5106 }
5107
5108 /* tlbwe */
5109 GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE)
5110 {
5111 #if defined(CONFIG_USER_ONLY)
5112 GEN_EXCP_PRIVOPC(ctx);
5113 #else
5114 if (unlikely(!ctx->supervisor)) {
5115 GEN_EXCP_PRIVOPC(ctx);
5116 return;
5117 }
5118 switch (rB(ctx->opcode)) {
5119 case 0:
5120 case 1:
5121 case 2:
5122 gen_op_load_gpr_T0(rA(ctx->opcode));
5123 gen_op_load_gpr_T1(rS(ctx->opcode));
5124 gen_op_440_tlbwe(rB(ctx->opcode));
5125 break;
5126 default:
5127 GEN_EXCP_INVAL(ctx);
5128 break;
5129 }
5130 #endif
5131 }
5132
5133 /* wrtee */
5134 GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE)
5135 {
5136 #if defined(CONFIG_USER_ONLY)
5137 GEN_EXCP_PRIVOPC(ctx);
5138 #else
5139 if (unlikely(!ctx->supervisor)) {
5140 GEN_EXCP_PRIVOPC(ctx);
5141 return;
5142 }
5143 gen_op_load_gpr_T0(rD(ctx->opcode));
5144 gen_op_wrte();
5145 /* Stop translation to have a chance to raise an exception
5146 * if we just set msr_ee to 1
5147 */
5148 GEN_STOP(ctx);
5149 #endif
5150 }
5151
5152 /* wrteei */
5153 GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000EFC01, PPC_WRTEE)
5154 {
5155 #if defined(CONFIG_USER_ONLY)
5156 GEN_EXCP_PRIVOPC(ctx);
5157 #else
5158 if (unlikely(!ctx->supervisor)) {
5159 GEN_EXCP_PRIVOPC(ctx);
5160 return;
5161 }
5162 gen_op_set_T0(ctx->opcode & 0x00010000);
5163 gen_op_wrte();
5164 /* Stop translation to have a chance to raise an exception
5165 * if we just set msr_ee to 1
5166 */
5167 GEN_STOP(ctx);
5168 #endif
5169 }
5170
5171 /* PowerPC 440 specific instructions */
5172 /* dlmzb */
5173 GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC)
5174 {
5175 gen_op_load_gpr_T0(rS(ctx->opcode));
5176 gen_op_load_gpr_T1(rB(ctx->opcode));
5177 gen_op_440_dlmzb();
5178 gen_op_store_T0_gpr(rA(ctx->opcode));
5179 gen_op_store_xer_bc();
5180 if (Rc(ctx->opcode)) {
5181 gen_op_440_dlmzb_update_Rc();
5182 gen_op_store_T0_crf(0);
5183 }
5184 }
5185
5186 /* mbar replaces eieio on 440 */
5187 GEN_HANDLER(mbar, 0x1F, 0x16, 0x13, 0x001FF801, PPC_BOOKE)
5188 {
5189 /* interpreted as no-op */
5190 }
5191
5192 /* msync replaces sync on 440 */
5193 GEN_HANDLER(msync, 0x1F, 0x16, 0x12, 0x03FFF801, PPC_BOOKE)
5194 {
5195 /* interpreted as no-op */
5196 }
5197
5198 /* icbt */
5199 GEN_HANDLER2(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001, PPC_BOOKE)
5200 {
5201 /* interpreted as no-op */
5202 /* XXX: specification say this is treated as a load by the MMU
5203 * but does not generate any exception
5204 */
5205 }
5206
5207 /*** Altivec vector extension ***/
5208 /* Altivec registers moves */
5209 GEN32(gen_op_load_avr_A0, gen_op_load_avr_A0_avr);
5210 GEN32(gen_op_load_avr_A1, gen_op_load_avr_A1_avr);
5211 GEN32(gen_op_load_avr_A2, gen_op_load_avr_A2_avr);
5212
5213 GEN32(gen_op_store_A0_avr, gen_op_store_A0_avr_avr);
5214 GEN32(gen_op_store_A1_avr, gen_op_store_A1_avr_avr);
5215 #if 0 // unused
5216 GEN32(gen_op_store_A2_avr, gen_op_store_A2_avr_avr);
5217 #endif
5218
5219 #define op_vr_ldst(name) (*gen_op_##name[ctx->mem_idx])()
5220 #define OP_VR_LD_TABLE(name) \
5221 static GenOpFunc *gen_op_vr_l##name[NB_MEM_FUNCS] = { \
5222 GEN_MEM_FUNCS(vr_l##name), \
5223 };
5224 #define OP_VR_ST_TABLE(name) \
5225 static GenOpFunc *gen_op_vr_st##name[NB_MEM_FUNCS] = { \
5226 GEN_MEM_FUNCS(vr_st##name), \
5227 };
5228
5229 #define GEN_VR_LDX(name, opc2, opc3) \
5230 GEN_HANDLER(l##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
5231 { \
5232 if (unlikely(!ctx->altivec_enabled)) { \
5233 GEN_EXCP_NO_VR(ctx); \
5234 return; \
5235 } \
5236 gen_addr_reg_index(ctx); \
5237 op_vr_ldst(vr_l##name); \
5238 gen_op_store_A0_avr(rD(ctx->opcode)); \
5239 }
5240
5241 #define GEN_VR_STX(name, opc2, opc3) \
5242 GEN_HANDLER(st##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
5243 { \
5244 if (unlikely(!ctx->altivec_enabled)) { \
5245 GEN_EXCP_NO_VR(ctx); \
5246 return; \
5247 } \
5248 gen_addr_reg_index(ctx); \
5249 gen_op_load_avr_A0(rS(ctx->opcode)); \
5250 op_vr_ldst(vr_st##name); \
5251 }
5252
5253 OP_VR_LD_TABLE(vx);
5254 GEN_VR_LDX(vx, 0x07, 0x03);
5255 /* As we don't emulate the cache, lvxl is stricly equivalent to lvx */
5256 #define gen_op_vr_lvxl gen_op_vr_lvx
5257 GEN_VR_LDX(vxl, 0x07, 0x0B);
5258
5259 OP_VR_ST_TABLE(vx);
5260 GEN_VR_STX(vx, 0x07, 0x07);
5261 /* As we don't emulate the cache, stvxl is stricly equivalent to stvx */
5262 #define gen_op_vr_stvxl gen_op_vr_stvx
5263 GEN_VR_STX(vxl, 0x07, 0x0F);
5264
5265 /*** SPE extension ***/
5266 /* Register moves */
5267 #if !defined(TARGET_PPC64)
5268
5269 GEN32(gen_op_load_gpr64_T0, gen_op_load_gpr64_T0_gpr);
5270 GEN32(gen_op_load_gpr64_T1, gen_op_load_gpr64_T1_gpr);
5271 #if 0 // unused
5272 GEN32(gen_op_load_gpr64_T2, gen_op_load_gpr64_T2_gpr);
5273 #endif
5274
5275 GEN32(gen_op_store_T0_gpr64, gen_op_store_T0_gpr64_gpr);
5276 GEN32(gen_op_store_T1_gpr64, gen_op_store_T1_gpr64_gpr);
5277 #if 0 // unused
5278 GEN32(gen_op_store_T2_gpr64, gen_op_store_T2_gpr64_gpr);
5279 #endif
5280
5281 #else /* !defined(TARGET_PPC64) */
5282
5283 /* No specific load/store functions: GPRs are already 64 bits */
5284 #define gen_op_load_gpr64_T0 gen_op_load_gpr_T0
5285 #define gen_op_load_gpr64_T1 gen_op_load_gpr_T1
5286 #if 0 // unused
5287 #define gen_op_load_gpr64_T2 gen_op_load_gpr_T2
5288 #endif
5289
5290 #define gen_op_store_T0_gpr64 gen_op_store_T0_gpr
5291 #define gen_op_store_T1_gpr64 gen_op_store_T1_gpr
5292 #if 0 // unused
5293 #define gen_op_store_T2_gpr64 gen_op_store_T2_gpr
5294 #endif
5295
5296 #endif /* !defined(TARGET_PPC64) */
5297
5298 #define GEN_SPE(name0, name1, opc2, opc3, inval, type) \
5299 GEN_HANDLER(name0##_##name1, 0x04, opc2, opc3, inval, type) \
5300 { \
5301 if (Rc(ctx->opcode)) \
5302 gen_##name1(ctx); \
5303 else \
5304 gen_##name0(ctx); \
5305 }
5306
5307 /* Handler for undefined SPE opcodes */
5308 static always_inline void gen_speundef (DisasContext *ctx)
5309 {
5310 GEN_EXCP_INVAL(ctx);
5311 }
5312
5313 /* SPE load and stores */
5314 static always_inline void gen_addr_spe_imm_index (DisasContext *ctx, int sh)
5315 {
5316 target_long simm = rB(ctx->opcode);
5317
5318 if (rA(ctx->opcode) == 0) {
5319 gen_set_T0(simm << sh);
5320 } else {
5321 gen_op_load_gpr_T0(rA(ctx->opcode));
5322 if (likely(simm != 0))
5323 gen_op_addi(simm << sh);
5324 }
5325 }
5326
5327 #define op_spe_ldst(name) (*gen_op_##name[ctx->mem_idx])()
5328 #define OP_SPE_LD_TABLE(name) \
5329 static GenOpFunc *gen_op_spe_l##name[NB_MEM_FUNCS] = { \
5330 GEN_MEM_FUNCS(spe_l##name), \
5331 };
5332 #define OP_SPE_ST_TABLE(name) \
5333 static GenOpFunc *gen_op_spe_st##name[NB_MEM_FUNCS] = { \
5334 GEN_MEM_FUNCS(spe_st##name), \
5335 };
5336
5337 #define GEN_SPE_LD(name, sh) \
5338 static always_inline void gen_evl##name (DisasContext *ctx) \
5339 { \
5340 if (unlikely(!ctx->spe_enabled)) { \
5341 GEN_EXCP_NO_AP(ctx); \
5342 return; \
5343 } \
5344 gen_addr_spe_imm_index(ctx, sh); \
5345 op_spe_ldst(spe_l##name); \
5346 gen_op_store_T1_gpr64(rD(ctx->opcode)); \
5347 }
5348
5349 #define GEN_SPE_LDX(name) \
5350 static always_inline void gen_evl##name##x (DisasContext *ctx) \
5351 { \
5352 if (unlikely(!ctx->spe_enabled)) { \
5353 GEN_EXCP_NO_AP(ctx); \
5354 return; \
5355 } \
5356 gen_addr_reg_index(ctx); \
5357 op_spe_ldst(spe_l##name); \
5358 gen_op_store_T1_gpr64(rD(ctx->opcode)); \
5359 }
5360
5361 #define GEN_SPEOP_LD(name, sh) \
5362 OP_SPE_LD_TABLE(name); \
5363 GEN_SPE_LD(name, sh); \
5364 GEN_SPE_LDX(name)
5365
5366 #define GEN_SPE_ST(name, sh) \
5367 static always_inline void gen_evst##name (DisasContext *ctx) \
5368 { \
5369 if (unlikely(!ctx->spe_enabled)) { \
5370 GEN_EXCP_NO_AP(ctx); \
5371 return; \
5372 } \
5373 gen_addr_spe_imm_index(ctx, sh); \
5374 gen_op_load_gpr64_T1(rS(ctx->opcode)); \
5375 op_spe_ldst(spe_st##name); \
5376 }
5377
5378 #define GEN_SPE_STX(name) \
5379 static always_inline void gen_evst##name##x (DisasContext *ctx) \
5380 { \
5381 if (unlikely(!ctx->spe_enabled)) { \
5382 GEN_EXCP_NO_AP(ctx); \
5383 return; \
5384 } \
5385 gen_addr_reg_index(ctx); \
5386 gen_op_load_gpr64_T1(rS(ctx->opcode)); \
5387 op_spe_ldst(spe_st##name); \
5388 }
5389
5390 #define GEN_SPEOP_ST(name, sh) \
5391 OP_SPE_ST_TABLE(name); \
5392 GEN_SPE_ST(name, sh); \
5393 GEN_SPE_STX(name)
5394
5395 #define GEN_SPEOP_LDST(name, sh) \
5396 GEN_SPEOP_LD(name, sh); \
5397 GEN_SPEOP_ST(name, sh)
5398
5399 /* SPE arithmetic and logic */
5400 #define GEN_SPEOP_ARITH2(name) \
5401 static always_inline void gen_##name (DisasContext *ctx) \
5402 { \
5403 if (unlikely(!ctx->spe_enabled)) { \
5404 GEN_EXCP_NO_AP(ctx); \
5405 return; \
5406 } \
5407 gen_op_load_gpr64_T0(rA(ctx->opcode)); \
5408 gen_op_load_gpr64_T1(rB(ctx->opcode)); \
5409 gen_op_##name(); \
5410 gen_op_store_T0_gpr64(rD(ctx->opcode)); \
5411 }
5412
5413 #define GEN_SPEOP_ARITH1(name) \
5414 static always_inline void gen_##name (DisasContext *ctx) \
5415 { \
5416 if (unlikely(!ctx->spe_enabled)) { \
5417 GEN_EXCP_NO_AP(ctx); \
5418 return; \
5419 } \
5420 gen_op_load_gpr64_T0(rA(ctx->opcode)); \
5421 gen_op_##name(); \
5422 gen_op_store_T0_gpr64(rD(ctx->opcode)); \
5423 }
5424
5425 #define GEN_SPEOP_COMP(name) \
5426 static always_inline void gen_##name (DisasContext *ctx) \
5427 { \
5428 if (unlikely(!ctx->spe_enabled)) { \
5429 GEN_EXCP_NO_AP(ctx); \
5430 return; \
5431 } \
5432 gen_op_load_gpr64_T0(rA(ctx->opcode)); \
5433 gen_op_load_gpr64_T1(rB(ctx->opcode)); \
5434 gen_op_##name(); \
5435 gen_op_store_T0_crf(crfD(ctx->opcode)); \
5436 }
5437
5438 /* Logical */
5439 GEN_SPEOP_ARITH2(evand);
5440 GEN_SPEOP_ARITH2(evandc);
5441 GEN_SPEOP_ARITH2(evxor);
5442 GEN_SPEOP_ARITH2(evor);
5443 GEN_SPEOP_ARITH2(evnor);
5444 GEN_SPEOP_ARITH2(eveqv);
5445 GEN_SPEOP_ARITH2(evorc);
5446 GEN_SPEOP_ARITH2(evnand);
5447 GEN_SPEOP_ARITH2(evsrwu);
5448 GEN_SPEOP_ARITH2(evsrws);
5449 GEN_SPEOP_ARITH2(evslw);
5450 GEN_SPEOP_ARITH2(evrlw);
5451 GEN_SPEOP_ARITH2(evmergehi);
5452 GEN_SPEOP_ARITH2(evmergelo);
5453 GEN_SPEOP_ARITH2(evmergehilo);
5454 GEN_SPEOP_ARITH2(evmergelohi);
5455
5456 /* Arithmetic */
5457 GEN_SPEOP_ARITH2(evaddw);
5458 GEN_SPEOP_ARITH2(evsubfw);
5459 GEN_SPEOP_ARITH1(evabs);
5460 GEN_SPEOP_ARITH1(evneg);
5461 GEN_SPEOP_ARITH1(evextsb);
5462 GEN_SPEOP_ARITH1(evextsh);
5463 GEN_SPEOP_ARITH1(evrndw);
5464 GEN_SPEOP_ARITH1(evcntlzw);
5465 GEN_SPEOP_ARITH1(evcntlsw);
5466 static always_inline void gen_brinc (DisasContext *ctx)
5467 {
5468 /* Note: brinc is usable even if SPE is disabled */
5469 gen_op_load_gpr_T0(rA(ctx->opcode));
5470 gen_op_load_gpr_T1(rB(ctx->opcode));
5471 gen_op_brinc();
5472 gen_op_store_T0_gpr(rD(ctx->opcode));
5473 }
5474
5475 #define GEN_SPEOP_ARITH_IMM2(name) \
5476 static always_inline void gen_##name##i (DisasContext *ctx) \
5477 { \
5478 if (unlikely(!ctx->spe_enabled)) { \
5479 GEN_EXCP_NO_AP(ctx); \
5480 return; \
5481 } \
5482 gen_op_load_gpr64_T0(rB(ctx->opcode)); \
5483 gen_op_splatwi_T1_64(rA(ctx->opcode)); \
5484 gen_op_##name(); \
5485 gen_op_store_T0_gpr64(rD(ctx->opcode)); \
5486 }
5487
5488 #define GEN_SPEOP_LOGIC_IMM2(name) \
5489 static always_inline void gen_##name##i (DisasContext *ctx) \
5490 { \
5491 if (unlikely(!ctx->spe_enabled)) { \
5492 GEN_EXCP_NO_AP(ctx); \
5493 return; \
5494 } \
5495 gen_op_load_gpr64_T0(rA(ctx->opcode)); \
5496 gen_op_splatwi_T1_64(rB(ctx->opcode)); \
5497 gen_op_##name(); \
5498 gen_op_store_T0_gpr64(rD(ctx->opcode)); \
5499 }
5500
5501 GEN_SPEOP_ARITH_IMM2(evaddw);
5502 #define gen_evaddiw gen_evaddwi
5503 GEN_SPEOP_ARITH_IMM2(evsubfw);
5504 #define gen_evsubifw gen_evsubfwi
5505 GEN_SPEOP_LOGIC_IMM2(evslw);
5506 GEN_SPEOP_LOGIC_IMM2(evsrwu);
5507 #define gen_evsrwis gen_evsrwsi
5508 GEN_SPEOP_LOGIC_IMM2(evsrws);
5509 #define gen_evsrwiu gen_evsrwui
5510 GEN_SPEOP_LOGIC_IMM2(evrlw);
5511
5512 static always_inline void gen_evsplati (DisasContext *ctx)
5513 {
5514 int32_t imm = (int32_t)(rA(ctx->opcode) << 27) >> 27;
5515
5516 gen_op_splatwi_T0_64(imm);
5517 gen_op_store_T0_gpr64(rD(ctx->opcode));
5518 }
5519
5520 static always_inline void gen_evsplatfi (DisasContext *ctx)
5521 {
5522 uint32_t imm = rA(ctx->opcode) << 27;
5523
5524 gen_op_splatwi_T0_64(imm);
5525 gen_op_store_T0_gpr64(rD(ctx->opcode));
5526 }
5527
5528 /* Comparison */
5529 GEN_SPEOP_COMP(evcmpgtu);
5530 GEN_SPEOP_COMP(evcmpgts);
5531 GEN_SPEOP_COMP(evcmpltu);
5532 GEN_SPEOP_COMP(evcmplts);
5533 GEN_SPEOP_COMP(evcmpeq);
5534
5535 GEN_SPE(evaddw, speundef, 0x00, 0x08, 0x00000000, PPC_SPE); ////
5536 GEN_SPE(evaddiw, speundef, 0x01, 0x08, 0x00000000, PPC_SPE);
5537 GEN_SPE(evsubfw, speundef, 0x02, 0x08, 0x00000000, PPC_SPE); ////
5538 GEN_SPE(evsubifw, speundef, 0x03, 0x08, 0x00000000, PPC_SPE);
5539 GEN_SPE(evabs, evneg, 0x04, 0x08, 0x0000F800, PPC_SPE); ////
5540 GEN_SPE(evextsb, evextsh, 0x05, 0x08, 0x0000F800, PPC_SPE); ////
5541 GEN_SPE(evrndw, evcntlzw, 0x06, 0x08, 0x0000F800, PPC_SPE); ////
5542 GEN_SPE(evcntlsw, brinc, 0x07, 0x08, 0x00000000, PPC_SPE); //
5543 GEN_SPE(speundef, evand, 0x08, 0x08, 0x00000000, PPC_SPE); ////
5544 GEN_SPE(evandc, speundef, 0x09, 0x08, 0x00000000, PPC_SPE); ////
5545 GEN_SPE(evxor, evor, 0x0B, 0x08, 0x00000000, PPC_SPE); ////
5546 GEN_SPE(evnor, eveqv, 0x0C, 0x08, 0x00000000, PPC_SPE); ////
5547 GEN_SPE(speundef, evorc, 0x0D, 0x08, 0x00000000, PPC_SPE); ////
5548 GEN_SPE(evnand, speundef, 0x0F, 0x08, 0x00000000, PPC_SPE); ////
5549 GEN_SPE(evsrwu, evsrws, 0x10, 0x08, 0x00000000, PPC_SPE); ////
5550 GEN_SPE(evsrwiu, evsrwis, 0x11, 0x08, 0x00000000, PPC_SPE);
5551 GEN_SPE(evslw, speundef, 0x12, 0x08, 0x00000000, PPC_SPE); ////
5552 GEN_SPE(evslwi, speundef, 0x13, 0x08, 0x00000000, PPC_SPE);
5553 GEN_SPE(evrlw, evsplati, 0x14, 0x08, 0x00000000, PPC_SPE); //
5554 GEN_SPE(evrlwi, evsplatfi, 0x15, 0x08, 0x00000000, PPC_SPE);
5555 GEN_SPE(evmergehi, evmergelo, 0x16, 0x08, 0x00000000, PPC_SPE); ////
5556 GEN_SPE(evmergehilo, evmergelohi, 0x17, 0x08, 0x00000000, PPC_SPE); ////
5557 GEN_SPE(evcmpgtu, evcmpgts, 0x18, 0x08, 0x00600000, PPC_SPE); ////
5558 GEN_SPE(evcmpltu, evcmplts, 0x19, 0x08, 0x00600000, PPC_SPE); ////
5559 GEN_SPE(evcmpeq, speundef, 0x1A, 0x08, 0x00600000, PPC_SPE); ////
5560
5561 static always_inline void gen_evsel (DisasContext *ctx)
5562 {
5563 if (unlikely(!ctx->spe_enabled)) {
5564 GEN_EXCP_NO_AP(ctx);
5565 return;
5566 }
5567 gen_op_load_crf_T0(ctx->opcode & 0x7);
5568 gen_op_load_gpr64_T0(rA(ctx->opcode));
5569 gen_op_load_gpr64_T1(rB(ctx->opcode));
5570 gen_op_evsel();
5571 gen_op_store_T0_gpr64(rD(ctx->opcode));
5572 }
5573
5574 GEN_HANDLER2(evsel0, "evsel", 0x04, 0x1c, 0x09, 0x00000000, PPC_SPE)
5575 {
5576 gen_evsel(ctx);
5577 }
5578 GEN_HANDLER2(evsel1, "evsel", 0x04, 0x1d, 0x09, 0x00000000, PPC_SPE)
5579 {
5580 gen_evsel(ctx);
5581 }
5582 GEN_HANDLER2(evsel2, "evsel", 0x04, 0x1e, 0x09, 0x00000000, PPC_SPE)
5583 {
5584 gen_evsel(ctx);
5585 }
5586 GEN_HANDLER2(evsel3, "evsel", 0x04, 0x1f, 0x09, 0x00000000, PPC_SPE)
5587 {
5588 gen_evsel(ctx);
5589 }
5590
5591 /* Load and stores */
5592 #if defined(TARGET_PPC64)
5593 /* In that case, we already have 64 bits load & stores
5594 * so, spe_ldd is equivalent to ld and spe_std is equivalent to std
5595 */
5596 #define gen_op_spe_ldd_raw gen_op_ld_raw
5597 #define gen_op_spe_ldd_user gen_op_ld_user
5598 #define gen_op_spe_ldd_kernel gen_op_ld_kernel
5599 #define gen_op_spe_ldd_hypv gen_op_ld_hypv
5600 #define gen_op_spe_ldd_64_raw gen_op_ld_64_raw
5601 #define gen_op_spe_ldd_64_user gen_op_ld_64_user
5602 #define gen_op_spe_ldd_64_kernel gen_op_ld_64_kernel
5603 #define gen_op_spe_ldd_64_hypv gen_op_ld_64_hypv
5604 #define gen_op_spe_ldd_le_raw gen_op_ld_le_raw
5605 #define gen_op_spe_ldd_le_user gen_op_ld_le_user
5606 #define gen_op_spe_ldd_le_kernel gen_op_ld_le_kernel
5607 #define gen_op_spe_ldd_le_hypv gen_op_ld_le_hypv
5608 #define gen_op_spe_ldd_le_64_raw gen_op_ld_le_64_raw
5609 #define gen_op_spe_ldd_le_64_user gen_op_ld_le_64_user
5610 #define gen_op_spe_ldd_le_64_kernel gen_op_ld_le_64_kernel
5611 #define gen_op_spe_ldd_le_64_hypv gen_op_ld_le_64_hypv
5612 #define gen_op_spe_stdd_raw gen_op_std_raw
5613 #define gen_op_spe_stdd_user gen_op_std_user
5614 #define gen_op_spe_stdd_kernel gen_op_std_kernel
5615 #define gen_op_spe_stdd_hypv gen_op_std_hypv
5616 #define gen_op_spe_stdd_64_raw gen_op_std_64_raw
5617 #define gen_op_spe_stdd_64_user gen_op_std_64_user
5618 #define gen_op_spe_stdd_64_kernel gen_op_std_64_kernel
5619 #define gen_op_spe_stdd_64_hypv gen_op_std_64_hypv
5620 #define gen_op_spe_stdd_le_raw gen_op_std_le_raw
5621 #define gen_op_spe_stdd_le_user gen_op_std_le_user
5622 #define gen_op_spe_stdd_le_kernel gen_op_std_le_kernel
5623 #define gen_op_spe_stdd_le_hypv gen_op_std_le_hypv
5624 #define gen_op_spe_stdd_le_64_raw gen_op_std_le_64_raw
5625 #define gen_op_spe_stdd_le_64_user gen_op_std_le_64_user
5626 #define gen_op_spe_stdd_le_64_kernel gen_op_std_le_64_kernel
5627 #define gen_op_spe_stdd_le_64_hypv gen_op_std_le_64_hypv
5628 #endif /* defined(TARGET_PPC64) */
5629 GEN_SPEOP_LDST(dd, 3);
5630 GEN_SPEOP_LDST(dw, 3);
5631 GEN_SPEOP_LDST(dh, 3);
5632 GEN_SPEOP_LDST(whe, 2);
5633 GEN_SPEOP_LD(whou, 2);
5634 GEN_SPEOP_LD(whos, 2);
5635 GEN_SPEOP_ST(who, 2);
5636
5637 #if defined(TARGET_PPC64)
5638 /* In that case, spe_stwwo is equivalent to stw */
5639 #define gen_op_spe_stwwo_raw gen_op_stw_raw
5640 #define gen_op_spe_stwwo_user gen_op_stw_user
5641 #define gen_op_spe_stwwo_kernel gen_op_stw_kernel
5642 #define gen_op_spe_stwwo_hypv gen_op_stw_hypv
5643 #define gen_op_spe_stwwo_le_raw gen_op_stw_le_raw
5644 #define gen_op_spe_stwwo_le_user gen_op_stw_le_user
5645 #define gen_op_spe_stwwo_le_kernel gen_op_stw_le_kernel
5646 #define gen_op_spe_stwwo_le_hypv gen_op_stw_le_hypv
5647 #define gen_op_spe_stwwo_64_raw gen_op_stw_64_raw
5648 #define gen_op_spe_stwwo_64_user gen_op_stw_64_user
5649 #define gen_op_spe_stwwo_64_kernel gen_op_stw_64_kernel
5650 #define gen_op_spe_stwwo_64_hypv gen_op_stw_64_hypv
5651 #define gen_op_spe_stwwo_le_64_raw gen_op_stw_le_64_raw
5652 #define gen_op_spe_stwwo_le_64_user gen_op_stw_le_64_user
5653 #define gen_op_spe_stwwo_le_64_kernel gen_op_stw_le_64_kernel
5654 #define gen_op_spe_stwwo_le_64_hypv gen_op_stw_le_64_hypv
5655 #endif
5656 #define _GEN_OP_SPE_STWWE(suffix) \
5657 static always_inline void gen_op_spe_stwwe_##suffix (void) \
5658 { \
5659 gen_op_srli32_T1_64(); \
5660 gen_op_spe_stwwo_##suffix(); \
5661 }
5662 #define _GEN_OP_SPE_STWWE_LE(suffix) \
5663 static always_inline void gen_op_spe_stwwe_le_##suffix (void) \
5664 { \
5665 gen_op_srli32_T1_64(); \
5666 gen_op_spe_stwwo_le_##suffix(); \
5667 }
5668 #if defined(TARGET_PPC64)
5669 #define GEN_OP_SPE_STWWE(suffix) \
5670 _GEN_OP_SPE_STWWE(suffix); \
5671 _GEN_OP_SPE_STWWE_LE(suffix); \
5672 static always_inline void gen_op_spe_stwwe_64_##suffix (void) \
5673 { \
5674 gen_op_srli32_T1_64(); \
5675 gen_op_spe_stwwo_64_##suffix(); \
5676 } \
5677 static always_inline void gen_op_spe_stwwe_le_64_##suffix (void) \
5678 { \
5679 gen_op_srli32_T1_64(); \
5680 gen_op_spe_stwwo_le_64_##suffix(); \
5681 }
5682 #else
5683 #define GEN_OP_SPE_STWWE(suffix) \
5684 _GEN_OP_SPE_STWWE(suffix); \
5685 _GEN_OP_SPE_STWWE_LE(suffix)
5686 #endif
5687 #if defined(CONFIG_USER_ONLY)
5688 GEN_OP_SPE_STWWE(raw);
5689 #else /* defined(CONFIG_USER_ONLY) */
5690 GEN_OP_SPE_STWWE(user);
5691 GEN_OP_SPE_STWWE(kernel);
5692 GEN_OP_SPE_STWWE(hypv);
5693 #endif /* defined(CONFIG_USER_ONLY) */
5694 GEN_SPEOP_ST(wwe, 2);
5695 GEN_SPEOP_ST(wwo, 2);
5696
5697 #define GEN_SPE_LDSPLAT(name, op, suffix) \
5698 static always_inline void gen_op_spe_l##name##_##suffix (void) \
5699 { \
5700 gen_op_##op##_##suffix(); \
5701 gen_op_splatw_T1_64(); \
5702 }
5703
5704 #define GEN_OP_SPE_LHE(suffix) \
5705 static always_inline void gen_op_spe_lhe_##suffix (void) \
5706 { \
5707 gen_op_spe_lh_##suffix(); \
5708 gen_op_sli16_T1_64(); \
5709 }
5710
5711 #define GEN_OP_SPE_LHX(suffix) \
5712 static always_inline void gen_op_spe_lhx_##suffix (void) \
5713 { \
5714 gen_op_spe_lh_##suffix(); \
5715 gen_op_extsh_T1_64(); \
5716 }
5717
5718 #if defined(CONFIG_USER_ONLY)
5719 GEN_OP_SPE_LHE(raw);
5720 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, raw);
5721 GEN_OP_SPE_LHE(le_raw);
5722 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_raw);
5723 GEN_SPE_LDSPLAT(hhousplat, spe_lh, raw);
5724 GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_raw);
5725 GEN_OP_SPE_LHX(raw);
5726 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, raw);
5727 GEN_OP_SPE_LHX(le_raw);
5728 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_raw);
5729 #if defined(TARGET_PPC64)
5730 GEN_OP_SPE_LHE(64_raw);
5731 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_raw);
5732 GEN_OP_SPE_LHE(le_64_raw);
5733 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_raw);
5734 GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_raw);
5735 GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_raw);
5736 GEN_OP_SPE_LHX(64_raw);
5737 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_raw);
5738 GEN_OP_SPE_LHX(le_64_raw);
5739 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_raw);
5740 #endif
5741 #else
5742 GEN_OP_SPE_LHE(user);
5743 GEN_OP_SPE_LHE(kernel);
5744 GEN_OP_SPE_LHE(hypv);
5745 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, user);
5746 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, kernel);
5747 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, hypv);
5748 GEN_OP_SPE_LHE(le_user);
5749 GEN_OP_SPE_LHE(le_kernel);
5750 GEN_OP_SPE_LHE(le_hypv);
5751 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_user);
5752 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_kernel);
5753 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_hypv);
5754 GEN_SPE_LDSPLAT(hhousplat, spe_lh, user);
5755 GEN_SPE_LDSPLAT(hhousplat, spe_lh, kernel);
5756 GEN_SPE_LDSPLAT(hhousplat, spe_lh, hypv);
5757 GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_user);
5758 GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_kernel);
5759 GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_hypv);
5760 GEN_OP_SPE_LHX(user);
5761 GEN_OP_SPE_LHX(kernel);
5762 GEN_OP_SPE_LHX(hypv);
5763 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, user);
5764 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, kernel);
5765 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, hypv);
5766 GEN_OP_SPE_LHX(le_user);
5767 GEN_OP_SPE_LHX(le_kernel);
5768 GEN_OP_SPE_LHX(le_hypv);
5769 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_user);
5770 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_kernel);
5771 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_hypv);
5772 #if defined(TARGET_PPC64)
5773 GEN_OP_SPE_LHE(64_user);
5774 GEN_OP_SPE_LHE(64_kernel);
5775 GEN_OP_SPE_LHE(64_hypv);
5776 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_user);
5777 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_kernel);
5778 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_hypv);
5779 GEN_OP_SPE_LHE(le_64_user);
5780 GEN_OP_SPE_LHE(le_64_kernel);
5781 GEN_OP_SPE_LHE(le_64_hypv);
5782 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_user);
5783 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_kernel);
5784 GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_hypv);
5785 GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_user);
5786 GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_kernel);
5787 GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_hypv);
5788 GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_user);
5789 GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_kernel);
5790 GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_hypv);
5791 GEN_OP_SPE_LHX(64_user);
5792 GEN_OP_SPE_LHX(64_kernel);
5793 GEN_OP_SPE_LHX(64_hypv);
5794 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_user);
5795 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_kernel);
5796 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_hypv);
5797 GEN_OP_SPE_LHX(le_64_user);
5798 GEN_OP_SPE_LHX(le_64_kernel);
5799 GEN_OP_SPE_LHX(le_64_hypv);
5800 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_user);
5801 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_kernel);
5802 GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_hypv);
5803 #endif
5804 #endif
5805 GEN_SPEOP_LD(hhesplat, 1);
5806 GEN_SPEOP_LD(hhousplat, 1);
5807 GEN_SPEOP_LD(hhossplat, 1);
5808 GEN_SPEOP_LD(wwsplat, 2);
5809 GEN_SPEOP_LD(whsplat, 2);
5810
5811 GEN_SPE(evlddx, evldd, 0x00, 0x0C, 0x00000000, PPC_SPE); //
5812 GEN_SPE(evldwx, evldw, 0x01, 0x0C, 0x00000000, PPC_SPE); //
5813 GEN_SPE(evldhx, evldh, 0x02, 0x0C, 0x00000000, PPC_SPE); //
5814 GEN_SPE(evlhhesplatx, evlhhesplat, 0x04, 0x0C, 0x00000000, PPC_SPE); //
5815 GEN_SPE(evlhhousplatx, evlhhousplat, 0x06, 0x0C, 0x00000000, PPC_SPE); //
5816 GEN_SPE(evlhhossplatx, evlhhossplat, 0x07, 0x0C, 0x00000000, PPC_SPE); //
5817 GEN_SPE(evlwhex, evlwhe, 0x08, 0x0C, 0x00000000, PPC_SPE); //
5818 GEN_SPE(evlwhoux, evlwhou, 0x0A, 0x0C, 0x00000000, PPC_SPE); //
5819 GEN_SPE(evlwhosx, evlwhos, 0x0B, 0x0C, 0x00000000, PPC_SPE); //
5820 GEN_SPE(evlwwsplatx, evlwwsplat, 0x0C, 0x0C, 0x00000000, PPC_SPE); //
5821 GEN_SPE(evlwhsplatx, evlwhsplat, 0x0E, 0x0C, 0x00000000, PPC_SPE); //
5822 GEN_SPE(evstddx, evstdd, 0x10, 0x0C, 0x00000000, PPC_SPE); //
5823 GEN_SPE(evstdwx, evstdw, 0x11, 0x0C, 0x00000000, PPC_SPE); //
5824 GEN_SPE(evstdhx, evstdh, 0x12, 0x0C, 0x00000000, PPC_SPE); //
5825 GEN_SPE(evstwhex, evstwhe, 0x18, 0x0C, 0x00000000, PPC_SPE); //
5826 GEN_SPE(evstwhox, evstwho, 0x1A, 0x0C, 0x00000000, PPC_SPE); //
5827 GEN_SPE(evstwwex, evstwwe, 0x1C, 0x0C, 0x00000000, PPC_SPE); //
5828 GEN_SPE(evstwwox, evstwwo, 0x1E, 0x0C, 0x00000000, PPC_SPE); //
5829
5830 /* Multiply and add - TODO */
5831 #if 0
5832 GEN_SPE(speundef, evmhessf, 0x01, 0x10, 0x00000000, PPC_SPE);
5833 GEN_SPE(speundef, evmhossf, 0x03, 0x10, 0x00000000, PPC_SPE);
5834 GEN_SPE(evmheumi, evmhesmi, 0x04, 0x10, 0x00000000, PPC_SPE);
5835 GEN_SPE(speundef, evmhesmf, 0x05, 0x10, 0x00000000, PPC_SPE);
5836 GEN_SPE(evmhoumi, evmhosmi, 0x06, 0x10, 0x00000000, PPC_SPE);
5837 GEN_SPE(speundef, evmhosmf, 0x07, 0x10, 0x00000000, PPC_SPE);
5838 GEN_SPE(speundef, evmhessfa, 0x11, 0x10, 0x00000000, PPC_SPE);
5839 GEN_SPE(speundef, evmhossfa, 0x13, 0x10, 0x00000000, PPC_SPE);
5840 GEN_SPE(evmheumia, evmhesmia, 0x14, 0x10, 0x00000000, PPC_SPE);
5841 GEN_SPE(speundef, evmhesmfa, 0x15, 0x10, 0x00000000, PPC_SPE);
5842 GEN_SPE(evmhoumia, evmhosmia, 0x16, 0x10, 0x00000000, PPC_SPE);
5843 GEN_SPE(speundef, evmhosmfa, 0x17, 0x10, 0x00000000, PPC_SPE);
5844
5845 GEN_SPE(speundef, evmwhssf, 0x03, 0x11, 0x00000000, PPC_SPE);
5846 GEN_SPE(evmwlumi, speundef, 0x04, 0x11, 0x00000000, PPC_SPE);
5847 GEN_SPE(evmwhumi, evmwhsmi, 0x06, 0x11, 0x00000000, PPC_SPE);
5848 GEN_SPE(speundef, evmwhsmf, 0x07, 0x11, 0x00000000, PPC_SPE);
5849 GEN_SPE(speundef, evmwssf, 0x09, 0x11, 0x00000000, PPC_SPE);
5850 GEN_SPE(evmwumi, evmwsmi, 0x0C, 0x11, 0x00000000, PPC_SPE);
5851 GEN_SPE(speundef, evmwsmf, 0x0D, 0x11, 0x00000000, PPC_SPE);
5852 GEN_SPE(speundef, evmwhssfa, 0x13, 0x11, 0x00000000, PPC_SPE);
5853 GEN_SPE(evmwlumia, speundef, 0x14, 0x11, 0x00000000, PPC_SPE);
5854 GEN_SPE(evmwhumia, evmwhsmia, 0x16, 0x11, 0x00000000, PPC_SPE);
5855 GEN_SPE(speundef, evmwhsmfa, 0x17, 0x11, 0x00000000, PPC_SPE);
5856 GEN_SPE(speundef, evmwssfa, 0x19, 0x11, 0x00000000, PPC_SPE);
5857 GEN_SPE(evmwumia, evmwsmia, 0x1C, 0x11, 0x00000000, PPC_SPE);
5858 GEN_SPE(speundef, evmwsmfa, 0x1D, 0x11, 0x00000000, PPC_SPE);
5859
5860 GEN_SPE(evadduiaaw, evaddsiaaw, 0x00, 0x13, 0x0000F800, PPC_SPE);
5861 GEN_SPE(evsubfusiaaw, evsubfssiaaw, 0x01, 0x13, 0x0000F800, PPC_SPE);
5862 GEN_SPE(evaddumiaaw, evaddsmiaaw, 0x04, 0x13, 0x0000F800, PPC_SPE);
5863 GEN_SPE(evsubfumiaaw, evsubfsmiaaw, 0x05, 0x13, 0x0000F800, PPC_SPE);
5864 GEN_SPE(evdivws, evdivwu, 0x06, 0x13, 0x00000000, PPC_SPE);
5865 GEN_SPE(evmra, speundef, 0x07, 0x13, 0x0000F800, PPC_SPE);
5866
5867 GEN_SPE(evmheusiaaw, evmhessiaaw, 0x00, 0x14, 0x00000000, PPC_SPE);
5868 GEN_SPE(speundef, evmhessfaaw, 0x01, 0x14, 0x00000000, PPC_SPE);
5869 GEN_SPE(evmhousiaaw, evmhossiaaw, 0x02, 0x14, 0x00000000, PPC_SPE);
5870 GEN_SPE(speundef, evmhossfaaw, 0x03, 0x14, 0x00000000, PPC_SPE);
5871 GEN_SPE(evmheumiaaw, evmhesmiaaw, 0x04, 0x14, 0x00000000, PPC_SPE);
5872 GEN_SPE(speundef, evmhesmfaaw, 0x05, 0x14, 0x00000000, PPC_SPE);
5873 GEN_SPE(evmhoumiaaw, evmhosmiaaw, 0x06, 0x14, 0x00000000, PPC_SPE);
5874 GEN_SPE(speundef, evmhosmfaaw, 0x07, 0x14, 0x00000000, PPC_SPE);
5875 GEN_SPE(evmhegumiaa, evmhegsmiaa, 0x14, 0x14, 0x00000000, PPC_SPE);
5876 GEN_SPE(speundef, evmhegsmfaa, 0x15, 0x14, 0x00000000, PPC_SPE);
5877 GEN_SPE(evmhogumiaa, evmhogsmiaa, 0x16, 0x14, 0x00000000, PPC_SPE);
5878 GEN_SPE(speundef, evmhogsmfaa, 0x17, 0x14, 0x00000000, PPC_SPE);
5879
5880 GEN_SPE(evmwlusiaaw, evmwlssiaaw, 0x00, 0x15, 0x00000000, PPC_SPE);
5881 GEN_SPE(evmwlumiaaw, evmwlsmiaaw, 0x04, 0x15, 0x00000000, PPC_SPE);
5882 GEN_SPE(speundef, evmwssfaa, 0x09, 0x15, 0x00000000, PPC_SPE);
5883 GEN_SPE(evmwumiaa, evmwsmiaa, 0x0C, 0x15, 0x00000000, PPC_SPE);
5884 GEN_SPE(speundef, evmwsmfaa, 0x0D, 0x15, 0x00000000, PPC_SPE);
5885
5886 GEN_SPE(evmheusianw, evmhessianw, 0x00, 0x16, 0x00000000, PPC_SPE);
5887 GEN_SPE(speundef, evmhessfanw, 0x01, 0x16, 0x00000000, PPC_SPE);
5888 GEN_SPE(evmhousianw, evmhossianw, 0x02, 0x16, 0x00000000, PPC_SPE);
5889 GEN_SPE(speundef, evmhossfanw, 0x03, 0x16, 0x00000000, PPC_SPE);
5890 GEN_SPE(evmheumianw, evmhesmianw, 0x04, 0x16, 0x00000000, PPC_SPE);
5891 GEN_SPE(speundef, evmhesmfanw, 0x05, 0x16, 0x00000000, PPC_SPE);
5892 GEN_SPE(evmhoumianw, evmhosmianw, 0x06, 0x16, 0x00000000, PPC_SPE);
5893 GEN_SPE(speundef, evmhosmfanw, 0x07, 0x16, 0x00000000, PPC_SPE);
5894 GEN_SPE(evmhegumian, evmhegsmian, 0x14, 0x16, 0x00000000, PPC_SPE);
5895 GEN_SPE(speundef, evmhegsmfan, 0x15, 0x16, 0x00000000, PPC_SPE);
5896 GEN_SPE(evmhigumian, evmhigsmian, 0x16, 0x16, 0x00000000, PPC_SPE);
5897 GEN_SPE(speundef, evmhogsmfan, 0x17, 0x16, 0x00000000, PPC_SPE);
5898
5899 GEN_SPE(evmwlusianw, evmwlssianw, 0x00, 0x17, 0x00000000, PPC_SPE);
5900 GEN_SPE(evmwlumianw, evmwlsmianw, 0x04, 0x17, 0x00000000, PPC_SPE);
5901 GEN_SPE(speundef, evmwssfan, 0x09, 0x17, 0x00000000, PPC_SPE);
5902 GEN_SPE(evmwumian, evmwsmian, 0x0C, 0x17, 0x00000000, PPC_SPE);
5903 GEN_SPE(speundef, evmwsmfan, 0x0D, 0x17, 0x00000000, PPC_SPE);
5904 #endif
5905
5906 /*** SPE floating-point extension ***/
5907 #define GEN_SPEFPUOP_CONV(name) \
5908 static always_inline void gen_##name (DisasContext *ctx) \
5909 { \
5910 gen_op_load_gpr64_T0(rB(ctx->opcode)); \
5911 gen_op_##name(); \
5912 gen_op_store_T0_gpr64(rD(ctx->opcode)); \
5913 }
5914
5915 /* Single precision floating-point vectors operations */
5916 /* Arithmetic */
5917 GEN_SPEOP_ARITH2(evfsadd);
5918 GEN_SPEOP_ARITH2(evfssub);
5919 GEN_SPEOP_ARITH2(evfsmul);
5920 GEN_SPEOP_ARITH2(evfsdiv);
5921 GEN_SPEOP_ARITH1(evfsabs);
5922 GEN_SPEOP_ARITH1(evfsnabs);
5923 GEN_SPEOP_ARITH1(evfsneg);
5924 /* Conversion */
5925 GEN_SPEFPUOP_CONV(evfscfui);
5926 GEN_SPEFPUOP_CONV(evfscfsi);
5927 GEN_SPEFPUOP_CONV(evfscfuf);
5928 GEN_SPEFPUOP_CONV(evfscfsf);
5929 GEN_SPEFPUOP_CONV(evfsctui);
5930 GEN_SPEFPUOP_CONV(evfsctsi);
5931 GEN_SPEFPUOP_CONV(evfsctuf);
5932 GEN_SPEFPUOP_CONV(evfsctsf);
5933 GEN_SPEFPUOP_CONV(evfsctuiz);
5934 GEN_SPEFPUOP_CONV(evfsctsiz);
5935 /* Comparison */
5936 GEN_SPEOP_COMP(evfscmpgt);
5937 GEN_SPEOP_COMP(evfscmplt);
5938 GEN_SPEOP_COMP(evfscmpeq);
5939 GEN_SPEOP_COMP(evfststgt);
5940 GEN_SPEOP_COMP(evfststlt);
5941 GEN_SPEOP_COMP(evfststeq);
5942
5943 /* Opcodes definitions */
5944 GEN_SPE(evfsadd, evfssub, 0x00, 0x0A, 0x00000000, PPC_SPEFPU); //
5945 GEN_SPE(evfsabs, evfsnabs, 0x02, 0x0A, 0x0000F800, PPC_SPEFPU); //
5946 GEN_SPE(evfsneg, speundef, 0x03, 0x0A, 0x0000F800, PPC_SPEFPU); //
5947 GEN_SPE(evfsmul, evfsdiv, 0x04, 0x0A, 0x00000000, PPC_SPEFPU); //
5948 GEN_SPE(evfscmpgt, evfscmplt, 0x06, 0x0A, 0x00600000, PPC_SPEFPU); //
5949 GEN_SPE(evfscmpeq, speundef, 0x07, 0x0A, 0x00600000, PPC_SPEFPU); //
5950 GEN_SPE(evfscfui, evfscfsi, 0x08, 0x0A, 0x00180000, PPC_SPEFPU); //
5951 GEN_SPE(evfscfuf, evfscfsf, 0x09, 0x0A, 0x00180000, PPC_SPEFPU); //
5952 GEN_SPE(evfsctui, evfsctsi, 0x0A, 0x0A, 0x00180000, PPC_SPEFPU); //
5953 GEN_SPE(evfsctuf, evfsctsf, 0x0B, 0x0A, 0x00180000, PPC_SPEFPU); //
5954 GEN_SPE(evfsctuiz, speundef, 0x0C, 0x0A, 0x00180000, PPC_SPEFPU); //
5955 GEN_SPE(evfsctsiz, speundef, 0x0D, 0x0A, 0x00180000, PPC_SPEFPU); //
5956 GEN_SPE(evfststgt, evfststlt, 0x0E, 0x0A, 0x00600000, PPC_SPEFPU); //
5957 GEN_SPE(evfststeq, speundef, 0x0F, 0x0A, 0x00600000, PPC_SPEFPU); //
5958
5959 /* Single precision floating-point operations */
5960 /* Arithmetic */
5961 GEN_SPEOP_ARITH2(efsadd);
5962 GEN_SPEOP_ARITH2(efssub);
5963 GEN_SPEOP_ARITH2(efsmul);
5964 GEN_SPEOP_ARITH2(efsdiv);
5965 GEN_SPEOP_ARITH1(efsabs);
5966 GEN_SPEOP_ARITH1(efsnabs);
5967 GEN_SPEOP_ARITH1(efsneg);
5968 /* Conversion */
5969 GEN_SPEFPUOP_CONV(efscfui);
5970 GEN_SPEFPUOP_CONV(efscfsi);
5971 GEN_SPEFPUOP_CONV(efscfuf);
5972 GEN_SPEFPUOP_CONV(efscfsf);
5973 GEN_SPEFPUOP_CONV(efsctui);
5974 GEN_SPEFPUOP_CONV(efsctsi);
5975 GEN_SPEFPUOP_CONV(efsctuf);
5976 GEN_SPEFPUOP_CONV(efsctsf);
5977 GEN_SPEFPUOP_CONV(efsctuiz);
5978 GEN_SPEFPUOP_CONV(efsctsiz);
5979 GEN_SPEFPUOP_CONV(efscfd);
5980 /* Comparison */
5981 GEN_SPEOP_COMP(efscmpgt);
5982 GEN_SPEOP_COMP(efscmplt);
5983 GEN_SPEOP_COMP(efscmpeq);
5984 GEN_SPEOP_COMP(efststgt);
5985 GEN_SPEOP_COMP(efststlt);
5986 GEN_SPEOP_COMP(efststeq);
5987
5988 /* Opcodes definitions */
5989 GEN_SPE(efsadd, efssub, 0x00, 0x0B, 0x00000000, PPC_SPEFPU); //
5990 GEN_SPE(efsabs, efsnabs, 0x02, 0x0B, 0x0000F800, PPC_SPEFPU); //
5991 GEN_SPE(efsneg, speundef, 0x03, 0x0B, 0x0000F800, PPC_SPEFPU); //
5992 GEN_SPE(efsmul, efsdiv, 0x04, 0x0B, 0x00000000, PPC_SPEFPU); //
5993 GEN_SPE(efscmpgt, efscmplt, 0x06, 0x0B, 0x00600000, PPC_SPEFPU); //
5994 GEN_SPE(efscmpeq, efscfd, 0x07, 0x0B, 0x00600000, PPC_SPEFPU); //
5995 GEN_SPE(efscfui, efscfsi, 0x08, 0x0B, 0x00180000, PPC_SPEFPU); //
5996 GEN_SPE(efscfuf, efscfsf, 0x09, 0x0B, 0x00180000, PPC_SPEFPU); //
5997 GEN_SPE(efsctui, efsctsi, 0x0A, 0x0B, 0x00180000, PPC_SPEFPU); //
5998 GEN_SPE(efsctuf, efsctsf, 0x0B, 0x0B, 0x00180000, PPC_SPEFPU); //
5999 GEN_SPE(efsctuiz, speundef, 0x0C, 0x0B, 0x00180000, PPC_SPEFPU); //
6000 GEN_SPE(efsctsiz, speundef, 0x0D, 0x0B, 0x00180000, PPC_SPEFPU); //
6001 GEN_SPE(efststgt, efststlt, 0x0E, 0x0B, 0x00600000, PPC_SPEFPU); //
6002 GEN_SPE(efststeq, speundef, 0x0F, 0x0B, 0x00600000, PPC_SPEFPU); //
6003
6004 /* Double precision floating-point operations */
6005 /* Arithmetic */
6006 GEN_SPEOP_ARITH2(efdadd);
6007 GEN_SPEOP_ARITH2(efdsub);
6008 GEN_SPEOP_ARITH2(efdmul);
6009 GEN_SPEOP_ARITH2(efddiv);
6010 GEN_SPEOP_ARITH1(efdabs);
6011 GEN_SPEOP_ARITH1(efdnabs);
6012 GEN_SPEOP_ARITH1(efdneg);
6013 /* Conversion */
6014
6015 GEN_SPEFPUOP_CONV(efdcfui);
6016 GEN_SPEFPUOP_CONV(efdcfsi);
6017 GEN_SPEFPUOP_CONV(efdcfuf);
6018 GEN_SPEFPUOP_CONV(efdcfsf);
6019 GEN_SPEFPUOP_CONV(efdctui);
6020 GEN_SPEFPUOP_CONV(efdctsi);
6021 GEN_SPEFPUOP_CONV(efdctuf);
6022 GEN_SPEFPUOP_CONV(efdctsf);
6023 GEN_SPEFPUOP_CONV(efdctuiz);
6024 GEN_SPEFPUOP_CONV(efdctsiz);
6025 GEN_SPEFPUOP_CONV(efdcfs);
6026 GEN_SPEFPUOP_CONV(efdcfuid);
6027 GEN_SPEFPUOP_CONV(efdcfsid);
6028 GEN_SPEFPUOP_CONV(efdctuidz);
6029 GEN_SPEFPUOP_CONV(efdctsidz);
6030 /* Comparison */
6031 GEN_SPEOP_COMP(efdcmpgt);
6032 GEN_SPEOP_COMP(efdcmplt);
6033 GEN_SPEOP_COMP(efdcmpeq);
6034 GEN_SPEOP_COMP(efdtstgt);
6035 GEN_SPEOP_COMP(efdtstlt);
6036 GEN_SPEOP_COMP(efdtsteq);
6037
6038 /* Opcodes definitions */
6039 GEN_SPE(efdadd, efdsub, 0x10, 0x0B, 0x00000000, PPC_SPEFPU); //
6040 GEN_SPE(efdcfuid, efdcfsid, 0x11, 0x0B, 0x00180000, PPC_SPEFPU); //
6041 GEN_SPE(efdabs, efdnabs, 0x12, 0x0B, 0x0000F800, PPC_SPEFPU); //
6042 GEN_SPE(efdneg, speundef, 0x13, 0x0B, 0x0000F800, PPC_SPEFPU); //
6043 GEN_SPE(efdmul, efddiv, 0x14, 0x0B, 0x00000000, PPC_SPEFPU); //
6044 GEN_SPE(efdctuidz, efdctsidz, 0x15, 0x0B, 0x00180000, PPC_SPEFPU); //
6045 GEN_SPE(efdcmpgt, efdcmplt, 0x16, 0x0B, 0x00600000, PPC_SPEFPU); //
6046 GEN_SPE(efdcmpeq, efdcfs, 0x17, 0x0B, 0x00600000, PPC_SPEFPU); //
6047 GEN_SPE(efdcfui, efdcfsi, 0x18, 0x0B, 0x00180000, PPC_SPEFPU); //
6048 GEN_SPE(efdcfuf, efdcfsf, 0x19, 0x0B, 0x00180000, PPC_SPEFPU); //
6049 GEN_SPE(efdctui, efdctsi, 0x1A, 0x0B, 0x00180000, PPC_SPEFPU); //
6050 GEN_SPE(efdctuf, efdctsf, 0x1B, 0x0B, 0x00180000, PPC_SPEFPU); //
6051 GEN_SPE(efdctuiz, speundef, 0x1C, 0x0B, 0x00180000, PPC_SPEFPU); //
6052 GEN_SPE(efdctsiz, speundef, 0x1D, 0x0B, 0x00180000, PPC_SPEFPU); //
6053 GEN_SPE(efdtstgt, efdtstlt, 0x1E, 0x0B, 0x00600000, PPC_SPEFPU); //
6054 GEN_SPE(efdtsteq, speundef, 0x1F, 0x0B, 0x00600000, PPC_SPEFPU); //
6055
6056 /* End opcode list */
6057 GEN_OPCODE_MARK(end);
6058
6059 #include "translate_init.c"
6060 #include "helper_regs.h"
6061
6062 /*****************************************************************************/
6063 /* Misc PowerPC helpers */
6064 void cpu_dump_state (CPUState *env, FILE *f,
6065 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
6066 int flags)
6067 {
6068 #define RGPL 4
6069 #define RFPL 4
6070
6071 int i;
6072
6073 cpu_fprintf(f, "NIP " ADDRX " LR " ADDRX " CTR " ADDRX " XER %08x\n",
6074 env->nip, env->lr, env->ctr, hreg_load_xer(env));
6075 cpu_fprintf(f, "MSR " ADDRX " HID0 " ADDRX " HF " ADDRX " idx %d\n",
6076 env->msr, env->spr[SPR_HID0], env->hflags, env->mmu_idx);
6077 #if !defined(NO_TIMER_DUMP)
6078 cpu_fprintf(f, "TB %08x %08x "
6079 #if !defined(CONFIG_USER_ONLY)
6080 "DECR %08x"
6081 #endif
6082 "\n",
6083 cpu_ppc_load_tbu(env), cpu_ppc_load_tbl(env)
6084 #if !defined(CONFIG_USER_ONLY)
6085 , cpu_ppc_load_decr(env)
6086 #endif
6087 );
6088 #endif
6089 for (i = 0; i < 32; i++) {
6090 if ((i & (RGPL - 1)) == 0)
6091 cpu_fprintf(f, "GPR%02d", i);
6092 cpu_fprintf(f, " " REGX, ppc_dump_gpr(env, i));
6093 if ((i & (RGPL - 1)) == (RGPL - 1))
6094 cpu_fprintf(f, "\n");
6095 }
6096 cpu_fprintf(f, "CR ");
6097 for (i = 0; i < 8; i++)
6098 cpu_fprintf(f, "%01x", env->crf[i]);
6099 cpu_fprintf(f, " [");
6100 for (i = 0; i < 8; i++) {
6101 char a = '-';
6102 if (env->crf[i] & 0x08)
6103 a = 'L';
6104 else if (env->crf[i] & 0x04)
6105 a = 'G';
6106 else if (env->crf[i] & 0x02)
6107 a = 'E';
6108 cpu_fprintf(f, " %c%c", a, env->crf[i] & 0x01 ? 'O' : ' ');
6109 }
6110 cpu_fprintf(f, " ] RES " ADDRX "\n", env->reserve);
6111 for (i = 0; i < 32; i++) {
6112 if ((i & (RFPL - 1)) == 0)
6113 cpu_fprintf(f, "FPR%02d", i);
6114 cpu_fprintf(f, " %016" PRIx64, *((uint64_t *)&env->fpr[i]));
6115 if ((i & (RFPL - 1)) == (RFPL - 1))
6116 cpu_fprintf(f, "\n");
6117 }
6118 #if !defined(CONFIG_USER_ONLY)
6119 cpu_fprintf(f, "SRR0 " ADDRX " SRR1 " ADDRX " SDR1 " ADDRX "\n",
6120 env->spr[SPR_SRR0], env->spr[SPR_SRR1], env->sdr1);
6121 #endif
6122
6123 #undef RGPL
6124 #undef RFPL
6125 }
6126
6127 void cpu_dump_statistics (CPUState *env, FILE*f,
6128 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
6129 int flags)
6130 {
6131 #if defined(DO_PPC_STATISTICS)
6132 opc_handler_t **t1, **t2, **t3, *handler;
6133 int op1, op2, op3;
6134
6135 t1 = env->opcodes;
6136 for (op1 = 0; op1 < 64; op1++) {
6137 handler = t1[op1];
6138 if (is_indirect_opcode(handler)) {
6139 t2 = ind_table(handler);
6140 for (op2 = 0; op2 < 32; op2++) {
6141 handler = t2[op2];
6142 if (is_indirect_opcode(handler)) {
6143 t3 = ind_table(handler);
6144 for (op3 = 0; op3 < 32; op3++) {
6145 handler = t3[op3];
6146 if (handler->count == 0)
6147 continue;
6148 cpu_fprintf(f, "%02x %02x %02x (%02x %04d) %16s: "
6149 "%016llx %lld\n",
6150 op1, op2, op3, op1, (op3 << 5) | op2,
6151 handler->oname,
6152 handler->count, handler->count);
6153 }
6154 } else {
6155 if (handler->count == 0)
6156 continue;
6157 cpu_fprintf(f, "%02x %02x (%02x %04d) %16s: "
6158 "%016llx %lld\n",
6159 op1, op2, op1, op2, handler->oname,
6160 handler->count, handler->count);
6161 }
6162 }
6163 } else {
6164 if (handler->count == 0)
6165 continue;
6166 cpu_fprintf(f, "%02x (%02x ) %16s: %016llx %lld\n",
6167 op1, op1, handler->oname,
6168 handler->count, handler->count);
6169 }
6170 }
6171 #endif
6172 }
6173
6174 /*****************************************************************************/
6175 static always_inline void gen_intermediate_code_internal (CPUState *env,
6176 TranslationBlock *tb,
6177 int search_pc)
6178 {
6179 DisasContext ctx, *ctxp = &ctx;
6180 opc_handler_t **table, *handler;
6181 target_ulong pc_start;
6182 uint16_t *gen_opc_end;
6183 int supervisor, little_endian;
6184 int j, lj = -1;
6185 int num_insns;
6186 int max_insns;
6187
6188 pc_start = tb->pc;
6189 gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
6190 #if defined(OPTIMIZE_FPRF_UPDATE)
6191 gen_fprf_ptr = gen_fprf_buf;
6192 #endif
6193 ctx.nip = pc_start;
6194 ctx.tb = tb;
6195 ctx.exception = POWERPC_EXCP_NONE;
6196 ctx.spr_cb = env->spr_cb;
6197 supervisor = env->mmu_idx;
6198 #if !defined(CONFIG_USER_ONLY)
6199 ctx.supervisor = supervisor;
6200 #endif
6201 little_endian = env->hflags & (1 << MSR_LE) ? 1 : 0;
6202 #if defined(TARGET_PPC64)
6203 ctx.sf_mode = msr_sf;
6204 ctx.mem_idx = (supervisor << 2) | (msr_sf << 1) | little_endian;
6205 #else
6206 ctx.mem_idx = (supervisor << 1) | little_endian;
6207 #endif
6208 ctx.dcache_line_size = env->dcache_line_size;
6209 ctx.fpu_enabled = msr_fp;
6210 if ((env->flags & POWERPC_FLAG_SPE) && msr_spe)
6211 ctx.spe_enabled = msr_spe;
6212 else
6213 ctx.spe_enabled = 0;
6214 if ((env->flags & POWERPC_FLAG_VRE) && msr_vr)
6215 ctx.altivec_enabled = msr_vr;
6216 else
6217 ctx.altivec_enabled = 0;
6218 if ((env->flags & POWERPC_FLAG_SE) && msr_se)
6219 ctx.singlestep_enabled = CPU_SINGLE_STEP;
6220 else
6221 ctx.singlestep_enabled = 0;
6222 if ((env->flags & POWERPC_FLAG_BE) && msr_be)
6223 ctx.singlestep_enabled |= CPU_BRANCH_STEP;
6224 if (unlikely(env->singlestep_enabled))
6225 ctx.singlestep_enabled |= GDBSTUB_SINGLE_STEP;
6226 #if defined (DO_SINGLE_STEP) && 0
6227 /* Single step trace mode */
6228 msr_se = 1;
6229 #endif
6230 num_insns = 0;
6231 max_insns = tb->cflags & CF_COUNT_MASK;
6232 if (max_insns == 0)
6233 max_insns = CF_COUNT_MASK;
6234
6235 gen_icount_start();
6236 /* Set env in case of segfault during code fetch */
6237 while (ctx.exception == POWERPC_EXCP_NONE && gen_opc_ptr < gen_opc_end) {
6238 if (unlikely(env->nb_breakpoints > 0)) {
6239 for (j = 0; j < env->nb_breakpoints; j++) {
6240 if (env->breakpoints[j] == ctx.nip) {
6241 gen_update_nip(&ctx, ctx.nip);
6242 gen_op_debug();
6243 break;
6244 }
6245 }
6246 }
6247 if (unlikely(search_pc)) {
6248 j = gen_opc_ptr - gen_opc_buf;
6249 if (lj < j) {
6250 lj++;
6251 while (lj < j)
6252 gen_opc_instr_start[lj++] = 0;
6253 gen_opc_pc[lj] = ctx.nip;
6254 gen_opc_instr_start[lj] = 1;
6255 gen_opc_icount[lj] = num_insns;
6256 }
6257 }
6258 #if defined PPC_DEBUG_DISAS
6259 if (loglevel & CPU_LOG_TB_IN_ASM) {
6260 fprintf(logfile, "----------------\n");
6261 fprintf(logfile, "nip=" ADDRX " super=%d ir=%d\n",
6262 ctx.nip, supervisor, (int)msr_ir);
6263 }
6264 #endif
6265 if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
6266 gen_io_start();
6267 if (unlikely(little_endian)) {
6268 ctx.opcode = bswap32(ldl_code(ctx.nip));
6269 } else {
6270 ctx.opcode = ldl_code(ctx.nip);
6271 }
6272 #if defined PPC_DEBUG_DISAS
6273 if (loglevel & CPU_LOG_TB_IN_ASM) {
6274 fprintf(logfile, "translate opcode %08x (%02x %02x %02x) (%s)\n",
6275 ctx.opcode, opc1(ctx.opcode), opc2(ctx.opcode),
6276 opc3(ctx.opcode), little_endian ? "little" : "big");
6277 }
6278 #endif
6279 ctx.nip += 4;
6280 table = env->opcodes;
6281 num_insns++;
6282 handler = table[opc1(ctx.opcode)];
6283 if (is_indirect_opcode(handler)) {
6284 table = ind_table(handler);
6285 handler = table[opc2(ctx.opcode)];
6286 if (is_indirect_opcode(handler)) {
6287 table = ind_table(handler);
6288 handler = table[opc3(ctx.opcode)];
6289 }
6290 }
6291 /* Is opcode *REALLY* valid ? */
6292 if (unlikely(handler->handler == &gen_invalid)) {
6293 if (loglevel != 0) {
6294 fprintf(logfile, "invalid/unsupported opcode: "
6295 "%02x - %02x - %02x (%08x) " ADDRX " %d\n",
6296 opc1(ctx.opcode), opc2(ctx.opcode),
6297 opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir);
6298 } else {
6299 printf("invalid/unsupported opcode: "
6300 "%02x - %02x - %02x (%08x) " ADDRX " %d\n",
6301 opc1(ctx.opcode), opc2(ctx.opcode),
6302 opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir);
6303 }
6304 } else {
6305 if (unlikely((ctx.opcode & handler->inval) != 0)) {
6306 if (loglevel != 0) {
6307 fprintf(logfile, "invalid bits: %08x for opcode: "
6308 "%02x - %02x - %02x (%08x) " ADDRX "\n",
6309 ctx.opcode & handler->inval, opc1(ctx.opcode),
6310 opc2(ctx.opcode), opc3(ctx.opcode),
6311 ctx.opcode, ctx.nip - 4);
6312 } else {
6313 printf("invalid bits: %08x for opcode: "
6314 "%02x - %02x - %02x (%08x) " ADDRX "\n",
6315 ctx.opcode & handler->inval, opc1(ctx.opcode),
6316 opc2(ctx.opcode), opc3(ctx.opcode),
6317 ctx.opcode, ctx.nip - 4);
6318 }
6319 GEN_EXCP_INVAL(ctxp);
6320 break;
6321 }
6322 }
6323 (*(handler->handler))(&ctx);
6324 #if defined(DO_PPC_STATISTICS)
6325 handler->count++;
6326 #endif
6327 /* Check trace mode exceptions */
6328 if (unlikely(ctx.singlestep_enabled & CPU_SINGLE_STEP &&
6329 (ctx.nip <= 0x100 || ctx.nip > 0xF00) &&
6330 ctx.exception != POWERPC_SYSCALL &&
6331 ctx.exception != POWERPC_EXCP_TRAP &&
6332 ctx.exception != POWERPC_EXCP_BRANCH)) {
6333 GEN_EXCP(ctxp, POWERPC_EXCP_TRACE, 0);
6334 } else if (unlikely(((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) ||
6335 (env->singlestep_enabled) ||
6336 num_insns >= max_insns)) {
6337 /* if we reach a page boundary or are single stepping, stop
6338 * generation
6339 */
6340 break;
6341 }
6342 #if defined (DO_SINGLE_STEP)
6343 break;
6344 #endif
6345 }
6346 if (tb->cflags & CF_LAST_IO)
6347 gen_io_end();
6348 if (ctx.exception == POWERPC_EXCP_NONE) {
6349 gen_goto_tb(&ctx, 0, ctx.nip);
6350 } else if (ctx.exception != POWERPC_EXCP_BRANCH) {
6351 if (unlikely(env->singlestep_enabled)) {
6352 gen_update_nip(&ctx, ctx.nip);
6353 gen_op_debug();
6354 }
6355 /* Generate the return instruction */
6356 tcg_gen_exit_tb(0);
6357 }
6358 gen_icount_end(tb, num_insns);
6359 *gen_opc_ptr = INDEX_op_end;
6360 if (unlikely(search_pc)) {
6361 j = gen_opc_ptr - gen_opc_buf;
6362 lj++;
6363 while (lj <= j)
6364 gen_opc_instr_start[lj++] = 0;
6365 } else {
6366 tb->size = ctx.nip - pc_start;
6367 tb->icount = num_insns;
6368 }
6369 #if defined(DEBUG_DISAS)
6370 if (loglevel & CPU_LOG_TB_CPU) {
6371 fprintf(logfile, "---------------- excp: %04x\n", ctx.exception);
6372 cpu_dump_state(env, logfile, fprintf, 0);
6373 }
6374 if (loglevel & CPU_LOG_TB_IN_ASM) {
6375 int flags;
6376 flags = env->bfd_mach;
6377 flags |= little_endian << 16;
6378 fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start));
6379 target_disas(logfile, pc_start, ctx.nip - pc_start, flags);
6380 fprintf(logfile, "\n");
6381 }
6382 #endif
6383 }
6384
6385 void gen_intermediate_code (CPUState *env, struct TranslationBlock *tb)
6386 {
6387 gen_intermediate_code_internal(env, tb, 0);
6388 }
6389
6390 void gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb)
6391 {
6392 gen_intermediate_code_internal(env, tb, 1);
6393 }
6394
6395 void gen_pc_load(CPUState *env, TranslationBlock *tb,
6396 unsigned long searched_pc, int pc_pos, void *puc)
6397 {
6398 int type, c;
6399 /* for PPC, we need to look at the micro operation to get the
6400 * access type */
6401 env->nip = gen_opc_pc[pc_pos];
6402 c = gen_opc_buf[pc_pos];
6403 switch(c) {
6404 #if defined(CONFIG_USER_ONLY)
6405 #define CASE3(op)\
6406 case INDEX_op_ ## op ## _raw
6407 #else
6408 #define CASE3(op)\
6409 case INDEX_op_ ## op ## _user:\
6410 case INDEX_op_ ## op ## _kernel:\
6411 case INDEX_op_ ## op ## _hypv
6412 #endif
6413
6414 CASE3(stfd):
6415 CASE3(stfs):
6416 CASE3(lfd):
6417 CASE3(lfs):
6418 type = ACCESS_FLOAT;
6419 break;
6420 CASE3(lwarx):
6421 type = ACCESS_RES;
6422 break;
6423 CASE3(stwcx):
6424 type = ACCESS_RES;
6425 break;
6426 CASE3(eciwx):
6427 CASE3(ecowx):
6428 type = ACCESS_EXT;
6429 break;
6430 default:
6431 type = ACCESS_INT;
6432 break;
6433 }
6434 env->access_type = type;
6435 }
Samsung s3c2440 and arm920t support for the mini2440 dev board