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10ec5117 AG |
1 | /* |
2 | * S/390 translation | |
3 | * | |
4 | * Copyright (c) 2009 Ulrich Hecht | |
e023e832 | 5 | * Copyright (c) 2010 Alexander Graf |
10ec5117 AG |
6 | * |
7 | * This library is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU Lesser General Public | |
9 | * License as published by the Free Software Foundation; either | |
10 | * version 2 of the License, or (at your option) any later version. | |
11 | * | |
12 | * This library is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * Lesser General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Lesser General Public | |
70539e18 | 18 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. |
10ec5117 | 19 | */ |
e023e832 | 20 | |
e023e832 AG |
21 | /* #define DEBUG_INLINE_BRANCHES */ |
22 | #define S390X_DEBUG_DISAS | |
23 | /* #define S390X_DEBUG_DISAS_VERBOSE */ | |
24 | ||
25 | #ifdef S390X_DEBUG_DISAS_VERBOSE | |
26 | # define LOG_DISAS(...) qemu_log(__VA_ARGS__) | |
27 | #else | |
28 | # define LOG_DISAS(...) do { } while (0) | |
29 | #endif | |
10ec5117 AG |
30 | |
31 | #include "cpu.h" | |
76cad711 | 32 | #include "disas/disas.h" |
10ec5117 | 33 | #include "tcg-op.h" |
1de7afc9 | 34 | #include "qemu/log.h" |
10ec5117 | 35 | |
e023e832 AG |
36 | /* global register indexes */ |
37 | static TCGv_ptr cpu_env; | |
38 | ||
022c62cb | 39 | #include "exec/gen-icount.h" |
3208afbe | 40 | #include "helper.h" |
e023e832 | 41 | #define GEN_HELPER 1 |
3208afbe | 42 | #include "helper.h" |
e023e832 | 43 | |
ad044d09 RH |
44 | |
45 | /* Information that (most) every instruction needs to manipulate. */ | |
e023e832 | 46 | typedef struct DisasContext DisasContext; |
ad044d09 RH |
47 | typedef struct DisasInsn DisasInsn; |
48 | typedef struct DisasFields DisasFields; | |
49 | ||
e023e832 | 50 | struct DisasContext { |
e023e832 | 51 | struct TranslationBlock *tb; |
ad044d09 RH |
52 | const DisasInsn *insn; |
53 | DisasFields *fields; | |
54 | uint64_t pc, next_pc; | |
55 | enum cc_op cc_op; | |
56 | bool singlestep_enabled; | |
57 | int is_jmp; | |
e023e832 AG |
58 | }; |
59 | ||
3fde06f5 RH |
60 | /* Information carried about a condition to be evaluated. */ |
61 | typedef struct { | |
62 | TCGCond cond:8; | |
63 | bool is_64; | |
64 | bool g1; | |
65 | bool g2; | |
66 | union { | |
67 | struct { TCGv_i64 a, b; } s64; | |
68 | struct { TCGv_i32 a, b; } s32; | |
69 | } u; | |
70 | } DisasCompare; | |
71 | ||
e023e832 AG |
72 | #define DISAS_EXCP 4 |
73 | ||
74 | static void gen_op_calc_cc(DisasContext *s); | |
75 | ||
76 | #ifdef DEBUG_INLINE_BRANCHES | |
77 | static uint64_t inline_branch_hit[CC_OP_MAX]; | |
78 | static uint64_t inline_branch_miss[CC_OP_MAX]; | |
79 | #endif | |
80 | ||
81 | static inline void debug_insn(uint64_t insn) | |
82 | { | |
83 | LOG_DISAS("insn: 0x%" PRIx64 "\n", insn); | |
84 | } | |
85 | ||
86 | static inline uint64_t pc_to_link_info(DisasContext *s, uint64_t pc) | |
87 | { | |
88 | if (!(s->tb->flags & FLAG_MASK_64)) { | |
89 | if (s->tb->flags & FLAG_MASK_32) { | |
90 | return pc | 0x80000000; | |
91 | } | |
92 | } | |
93 | return pc; | |
94 | } | |
95 | ||
a4e3ad19 | 96 | void cpu_dump_state(CPUS390XState *env, FILE *f, fprintf_function cpu_fprintf, |
10ec5117 AG |
97 | int flags) |
98 | { | |
99 | int i; | |
e023e832 | 100 | |
d885bdd4 RH |
101 | if (env->cc_op > 3) { |
102 | cpu_fprintf(f, "PSW=mask %016" PRIx64 " addr %016" PRIx64 " cc %15s\n", | |
103 | env->psw.mask, env->psw.addr, cc_name(env->cc_op)); | |
104 | } else { | |
105 | cpu_fprintf(f, "PSW=mask %016" PRIx64 " addr %016" PRIx64 " cc %02x\n", | |
106 | env->psw.mask, env->psw.addr, env->cc_op); | |
107 | } | |
108 | ||
10ec5117 | 109 | for (i = 0; i < 16; i++) { |
e023e832 | 110 | cpu_fprintf(f, "R%02d=%016" PRIx64, i, env->regs[i]); |
10ec5117 AG |
111 | if ((i % 4) == 3) { |
112 | cpu_fprintf(f, "\n"); | |
113 | } else { | |
114 | cpu_fprintf(f, " "); | |
115 | } | |
116 | } | |
e023e832 | 117 | |
10ec5117 | 118 | for (i = 0; i < 16; i++) { |
431253c2 | 119 | cpu_fprintf(f, "F%02d=%016" PRIx64, i, env->fregs[i].ll); |
10ec5117 AG |
120 | if ((i % 4) == 3) { |
121 | cpu_fprintf(f, "\n"); | |
122 | } else { | |
123 | cpu_fprintf(f, " "); | |
124 | } | |
125 | } | |
e023e832 | 126 | |
e023e832 AG |
127 | #ifndef CONFIG_USER_ONLY |
128 | for (i = 0; i < 16; i++) { | |
129 | cpu_fprintf(f, "C%02d=%016" PRIx64, i, env->cregs[i]); | |
130 | if ((i % 4) == 3) { | |
131 | cpu_fprintf(f, "\n"); | |
132 | } else { | |
133 | cpu_fprintf(f, " "); | |
134 | } | |
135 | } | |
136 | #endif | |
137 | ||
e023e832 AG |
138 | #ifdef DEBUG_INLINE_BRANCHES |
139 | for (i = 0; i < CC_OP_MAX; i++) { | |
140 | cpu_fprintf(f, " %15s = %10ld\t%10ld\n", cc_name(i), | |
141 | inline_branch_miss[i], inline_branch_hit[i]); | |
142 | } | |
143 | #endif | |
d885bdd4 RH |
144 | |
145 | cpu_fprintf(f, "\n"); | |
10ec5117 AG |
146 | } |
147 | ||
e023e832 AG |
148 | static TCGv_i64 psw_addr; |
149 | static TCGv_i64 psw_mask; | |
150 | ||
151 | static TCGv_i32 cc_op; | |
152 | static TCGv_i64 cc_src; | |
153 | static TCGv_i64 cc_dst; | |
154 | static TCGv_i64 cc_vr; | |
155 | ||
431253c2 | 156 | static char cpu_reg_names[32][4]; |
e023e832 | 157 | static TCGv_i64 regs[16]; |
431253c2 | 158 | static TCGv_i64 fregs[16]; |
e023e832 AG |
159 | |
160 | static uint8_t gen_opc_cc_op[OPC_BUF_SIZE]; | |
161 | ||
d5a43964 AG |
162 | void s390x_translate_init(void) |
163 | { | |
e023e832 | 164 | int i; |
e023e832 AG |
165 | |
166 | cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env"); | |
431253c2 RH |
167 | psw_addr = tcg_global_mem_new_i64(TCG_AREG0, |
168 | offsetof(CPUS390XState, psw.addr), | |
e023e832 | 169 | "psw_addr"); |
431253c2 RH |
170 | psw_mask = tcg_global_mem_new_i64(TCG_AREG0, |
171 | offsetof(CPUS390XState, psw.mask), | |
e023e832 AG |
172 | "psw_mask"); |
173 | ||
a4e3ad19 | 174 | cc_op = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUS390XState, cc_op), |
e023e832 | 175 | "cc_op"); |
a4e3ad19 | 176 | cc_src = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUS390XState, cc_src), |
e023e832 | 177 | "cc_src"); |
a4e3ad19 | 178 | cc_dst = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUS390XState, cc_dst), |
e023e832 | 179 | "cc_dst"); |
a4e3ad19 | 180 | cc_vr = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUS390XState, cc_vr), |
e023e832 AG |
181 | "cc_vr"); |
182 | ||
e023e832 | 183 | for (i = 0; i < 16; i++) { |
431253c2 | 184 | snprintf(cpu_reg_names[i], sizeof(cpu_reg_names[0]), "r%d", i); |
e023e832 | 185 | regs[i] = tcg_global_mem_new(TCG_AREG0, |
431253c2 RH |
186 | offsetof(CPUS390XState, regs[i]), |
187 | cpu_reg_names[i]); | |
188 | } | |
189 | ||
190 | for (i = 0; i < 16; i++) { | |
191 | snprintf(cpu_reg_names[i + 16], sizeof(cpu_reg_names[0]), "f%d", i); | |
192 | fregs[i] = tcg_global_mem_new(TCG_AREG0, | |
193 | offsetof(CPUS390XState, fregs[i].d), | |
194 | cpu_reg_names[i + 16]); | |
e023e832 | 195 | } |
7e68da2a RH |
196 | |
197 | /* register helpers */ | |
198 | #define GEN_HELPER 2 | |
199 | #include "helper.h" | |
d5a43964 AG |
200 | } |
201 | ||
e023e832 | 202 | static inline TCGv_i64 load_reg(int reg) |
10ec5117 | 203 | { |
e023e832 AG |
204 | TCGv_i64 r = tcg_temp_new_i64(); |
205 | tcg_gen_mov_i64(r, regs[reg]); | |
206 | return r; | |
10ec5117 AG |
207 | } |
208 | ||
e023e832 | 209 | static inline TCGv_i64 load_freg(int reg) |
10ec5117 | 210 | { |
e023e832 | 211 | TCGv_i64 r = tcg_temp_new_i64(); |
431253c2 | 212 | tcg_gen_mov_i64(r, fregs[reg]); |
e023e832 | 213 | return r; |
10ec5117 AG |
214 | } |
215 | ||
e023e832 | 216 | static inline TCGv_i32 load_freg32(int reg) |
10ec5117 | 217 | { |
e023e832 | 218 | TCGv_i32 r = tcg_temp_new_i32(); |
431253c2 RH |
219 | #if HOST_LONG_BITS == 32 |
220 | tcg_gen_mov_i32(r, TCGV_HIGH(fregs[reg])); | |
221 | #else | |
222 | tcg_gen_shri_i64(MAKE_TCGV_I64(GET_TCGV_I32(r)), fregs[reg], 32); | |
223 | #endif | |
e023e832 AG |
224 | return r; |
225 | } | |
226 | ||
227 | static inline TCGv_i32 load_reg32(int reg) | |
228 | { | |
229 | TCGv_i32 r = tcg_temp_new_i32(); | |
230 | tcg_gen_trunc_i64_i32(r, regs[reg]); | |
231 | return r; | |
232 | } | |
233 | ||
234 | static inline TCGv_i64 load_reg32_i64(int reg) | |
235 | { | |
236 | TCGv_i64 r = tcg_temp_new_i64(); | |
237 | tcg_gen_ext32s_i64(r, regs[reg]); | |
238 | return r; | |
239 | } | |
240 | ||
241 | static inline void store_reg(int reg, TCGv_i64 v) | |
242 | { | |
243 | tcg_gen_mov_i64(regs[reg], v); | |
244 | } | |
245 | ||
246 | static inline void store_freg(int reg, TCGv_i64 v) | |
247 | { | |
431253c2 | 248 | tcg_gen_mov_i64(fregs[reg], v); |
e023e832 AG |
249 | } |
250 | ||
251 | static inline void store_reg32(int reg, TCGv_i32 v) | |
252 | { | |
431253c2 | 253 | /* 32 bit register writes keep the upper half */ |
e023e832 AG |
254 | #if HOST_LONG_BITS == 32 |
255 | tcg_gen_mov_i32(TCGV_LOW(regs[reg]), v); | |
256 | #else | |
431253c2 RH |
257 | tcg_gen_deposit_i64(regs[reg], regs[reg], |
258 | MAKE_TCGV_I64(GET_TCGV_I32(v)), 0, 32); | |
e023e832 AG |
259 | #endif |
260 | } | |
261 | ||
262 | static inline void store_reg32_i64(int reg, TCGv_i64 v) | |
263 | { | |
264 | /* 32 bit register writes keep the upper half */ | |
e023e832 | 265 | tcg_gen_deposit_i64(regs[reg], regs[reg], v, 0, 32); |
e023e832 AG |
266 | } |
267 | ||
268 | static inline void store_reg16(int reg, TCGv_i32 v) | |
269 | { | |
e023e832 | 270 | /* 16 bit register writes keep the upper bytes */ |
431253c2 RH |
271 | #if HOST_LONG_BITS == 32 |
272 | tcg_gen_deposit_i32(TCGV_LOW(regs[reg]), TCGV_LOW(regs[reg]), v, 0, 16); | |
273 | #else | |
274 | tcg_gen_deposit_i64(regs[reg], regs[reg], | |
275 | MAKE_TCGV_I64(GET_TCGV_I32(v)), 0, 16); | |
276 | #endif | |
e023e832 AG |
277 | } |
278 | ||
279 | static inline void store_reg8(int reg, TCGv_i64 v) | |
280 | { | |
281 | /* 8 bit register writes keep the upper bytes */ | |
282 | tcg_gen_deposit_i64(regs[reg], regs[reg], v, 0, 8); | |
283 | } | |
284 | ||
285 | static inline void store_freg32(int reg, TCGv_i32 v) | |
286 | { | |
431253c2 RH |
287 | /* 32 bit register writes keep the lower half */ |
288 | #if HOST_LONG_BITS == 32 | |
289 | tcg_gen_mov_i32(TCGV_HIGH(fregs[reg]), v); | |
290 | #else | |
291 | tcg_gen_deposit_i64(fregs[reg], fregs[reg], | |
292 | MAKE_TCGV_I64(GET_TCGV_I32(v)), 32, 32); | |
293 | #endif | |
e023e832 AG |
294 | } |
295 | ||
1ac5889f RH |
296 | static inline void return_low128(TCGv_i64 dest) |
297 | { | |
298 | tcg_gen_ld_i64(dest, cpu_env, offsetof(CPUS390XState, retxl)); | |
299 | } | |
300 | ||
e023e832 AG |
301 | static inline void update_psw_addr(DisasContext *s) |
302 | { | |
303 | /* psw.addr */ | |
304 | tcg_gen_movi_i64(psw_addr, s->pc); | |
305 | } | |
306 | ||
307 | static inline void potential_page_fault(DisasContext *s) | |
308 | { | |
309 | #ifndef CONFIG_USER_ONLY | |
310 | update_psw_addr(s); | |
311 | gen_op_calc_cc(s); | |
312 | #endif | |
313 | } | |
314 | ||
46ee3d84 | 315 | static inline uint64_t ld_code2(CPUS390XState *env, uint64_t pc) |
e023e832 | 316 | { |
46ee3d84 | 317 | return (uint64_t)cpu_lduw_code(env, pc); |
e023e832 AG |
318 | } |
319 | ||
46ee3d84 | 320 | static inline uint64_t ld_code4(CPUS390XState *env, uint64_t pc) |
e023e832 | 321 | { |
ad044d09 | 322 | return (uint64_t)(uint32_t)cpu_ldl_code(env, pc); |
e023e832 AG |
323 | } |
324 | ||
46ee3d84 | 325 | static inline uint64_t ld_code6(CPUS390XState *env, uint64_t pc) |
e023e832 | 326 | { |
ad044d09 | 327 | return (ld_code2(env, pc) << 32) | ld_code4(env, pc + 2); |
e023e832 AG |
328 | } |
329 | ||
330 | static inline int get_mem_index(DisasContext *s) | |
331 | { | |
332 | switch (s->tb->flags & FLAG_MASK_ASC) { | |
333 | case PSW_ASC_PRIMARY >> 32: | |
334 | return 0; | |
335 | case PSW_ASC_SECONDARY >> 32: | |
336 | return 1; | |
337 | case PSW_ASC_HOME >> 32: | |
338 | return 2; | |
339 | default: | |
340 | tcg_abort(); | |
341 | break; | |
342 | } | |
343 | } | |
344 | ||
d5a103cd | 345 | static void gen_exception(int excp) |
e023e832 | 346 | { |
d5a103cd | 347 | TCGv_i32 tmp = tcg_const_i32(excp); |
089f5c06 | 348 | gen_helper_exception(cpu_env, tmp); |
e023e832 | 349 | tcg_temp_free_i32(tmp); |
e023e832 AG |
350 | } |
351 | ||
d5a103cd | 352 | static void gen_program_exception(DisasContext *s, int code) |
e023e832 AG |
353 | { |
354 | TCGv_i32 tmp; | |
355 | ||
d5a103cd | 356 | /* Remember what pgm exeption this was. */ |
e023e832 | 357 | tmp = tcg_const_i32(code); |
a4e3ad19 | 358 | tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUS390XState, int_pgm_code)); |
e023e832 AG |
359 | tcg_temp_free_i32(tmp); |
360 | ||
d5a103cd RH |
361 | tmp = tcg_const_i32(s->next_pc - s->pc); |
362 | tcg_gen_st_i32(tmp, cpu_env, offsetof(CPUS390XState, int_pgm_ilen)); | |
e023e832 AG |
363 | tcg_temp_free_i32(tmp); |
364 | ||
d5a103cd RH |
365 | /* Advance past instruction. */ |
366 | s->pc = s->next_pc; | |
e023e832 AG |
367 | update_psw_addr(s); |
368 | ||
d5a103cd | 369 | /* Save off cc. */ |
e023e832 AG |
370 | gen_op_calc_cc(s); |
371 | ||
d5a103cd RH |
372 | /* Trigger exception. */ |
373 | gen_exception(EXCP_PGM); | |
e023e832 | 374 | |
d5a103cd | 375 | /* End TB here. */ |
e023e832 AG |
376 | s->is_jmp = DISAS_EXCP; |
377 | } | |
378 | ||
d5a103cd | 379 | static inline void gen_illegal_opcode(DisasContext *s) |
e023e832 | 380 | { |
d5a103cd | 381 | gen_program_exception(s, PGM_SPECIFICATION); |
e023e832 AG |
382 | } |
383 | ||
d5a103cd | 384 | static inline void check_privileged(DisasContext *s) |
e023e832 AG |
385 | { |
386 | if (s->tb->flags & (PSW_MASK_PSTATE >> 32)) { | |
d5a103cd | 387 | gen_program_exception(s, PGM_PRIVILEGED); |
e023e832 AG |
388 | } |
389 | } | |
390 | ||
e023e832 AG |
391 | static TCGv_i64 get_address(DisasContext *s, int x2, int b2, int d2) |
392 | { | |
393 | TCGv_i64 tmp; | |
394 | ||
395 | /* 31-bitify the immediate part; register contents are dealt with below */ | |
396 | if (!(s->tb->flags & FLAG_MASK_64)) { | |
397 | d2 &= 0x7fffffffUL; | |
398 | } | |
399 | ||
400 | if (x2) { | |
401 | if (d2) { | |
402 | tmp = tcg_const_i64(d2); | |
403 | tcg_gen_add_i64(tmp, tmp, regs[x2]); | |
404 | } else { | |
405 | tmp = load_reg(x2); | |
406 | } | |
407 | if (b2) { | |
408 | tcg_gen_add_i64(tmp, tmp, regs[b2]); | |
409 | } | |
410 | } else if (b2) { | |
411 | if (d2) { | |
412 | tmp = tcg_const_i64(d2); | |
413 | tcg_gen_add_i64(tmp, tmp, regs[b2]); | |
414 | } else { | |
415 | tmp = load_reg(b2); | |
416 | } | |
417 | } else { | |
418 | tmp = tcg_const_i64(d2); | |
419 | } | |
420 | ||
421 | /* 31-bit mode mask if there are values loaded from registers */ | |
422 | if (!(s->tb->flags & FLAG_MASK_64) && (x2 || b2)) { | |
423 | tcg_gen_andi_i64(tmp, tmp, 0x7fffffffUL); | |
424 | } | |
425 | ||
426 | return tmp; | |
427 | } | |
428 | ||
429 | static void gen_op_movi_cc(DisasContext *s, uint32_t val) | |
430 | { | |
431 | s->cc_op = CC_OP_CONST0 + val; | |
432 | } | |
433 | ||
434 | static void gen_op_update1_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 dst) | |
435 | { | |
436 | tcg_gen_discard_i64(cc_src); | |
437 | tcg_gen_mov_i64(cc_dst, dst); | |
438 | tcg_gen_discard_i64(cc_vr); | |
439 | s->cc_op = op; | |
440 | } | |
441 | ||
442 | static void gen_op_update1_cc_i32(DisasContext *s, enum cc_op op, TCGv_i32 dst) | |
443 | { | |
444 | tcg_gen_discard_i64(cc_src); | |
445 | tcg_gen_extu_i32_i64(cc_dst, dst); | |
446 | tcg_gen_discard_i64(cc_vr); | |
447 | s->cc_op = op; | |
448 | } | |
449 | ||
450 | static void gen_op_update2_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 src, | |
451 | TCGv_i64 dst) | |
452 | { | |
453 | tcg_gen_mov_i64(cc_src, src); | |
454 | tcg_gen_mov_i64(cc_dst, dst); | |
455 | tcg_gen_discard_i64(cc_vr); | |
456 | s->cc_op = op; | |
457 | } | |
458 | ||
459 | static void gen_op_update2_cc_i32(DisasContext *s, enum cc_op op, TCGv_i32 src, | |
460 | TCGv_i32 dst) | |
461 | { | |
462 | tcg_gen_extu_i32_i64(cc_src, src); | |
463 | tcg_gen_extu_i32_i64(cc_dst, dst); | |
464 | tcg_gen_discard_i64(cc_vr); | |
465 | s->cc_op = op; | |
466 | } | |
467 | ||
468 | static void gen_op_update3_cc_i64(DisasContext *s, enum cc_op op, TCGv_i64 src, | |
469 | TCGv_i64 dst, TCGv_i64 vr) | |
470 | { | |
471 | tcg_gen_mov_i64(cc_src, src); | |
472 | tcg_gen_mov_i64(cc_dst, dst); | |
473 | tcg_gen_mov_i64(cc_vr, vr); | |
474 | s->cc_op = op; | |
475 | } | |
476 | ||
e023e832 AG |
477 | static inline void set_cc_nz_u32(DisasContext *s, TCGv_i32 val) |
478 | { | |
479 | gen_op_update1_cc_i32(s, CC_OP_NZ, val); | |
480 | } | |
481 | ||
482 | static inline void set_cc_nz_u64(DisasContext *s, TCGv_i64 val) | |
483 | { | |
484 | gen_op_update1_cc_i64(s, CC_OP_NZ, val); | |
485 | } | |
486 | ||
487 | static inline void cmp_32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2, | |
488 | enum cc_op cond) | |
489 | { | |
490 | gen_op_update2_cc_i32(s, cond, v1, v2); | |
491 | } | |
492 | ||
493 | static inline void cmp_64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2, | |
494 | enum cc_op cond) | |
495 | { | |
496 | gen_op_update2_cc_i64(s, cond, v1, v2); | |
497 | } | |
498 | ||
499 | static inline void cmp_s32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2) | |
500 | { | |
501 | cmp_32(s, v1, v2, CC_OP_LTGT_32); | |
502 | } | |
503 | ||
504 | static inline void cmp_u32(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2) | |
505 | { | |
506 | cmp_32(s, v1, v2, CC_OP_LTUGTU_32); | |
507 | } | |
508 | ||
509 | static inline void cmp_s32c(DisasContext *s, TCGv_i32 v1, int32_t v2) | |
510 | { | |
511 | /* XXX optimize for the constant? put it in s? */ | |
512 | TCGv_i32 tmp = tcg_const_i32(v2); | |
513 | cmp_32(s, v1, tmp, CC_OP_LTGT_32); | |
514 | tcg_temp_free_i32(tmp); | |
515 | } | |
516 | ||
517 | static inline void cmp_u32c(DisasContext *s, TCGv_i32 v1, uint32_t v2) | |
518 | { | |
519 | TCGv_i32 tmp = tcg_const_i32(v2); | |
520 | cmp_32(s, v1, tmp, CC_OP_LTUGTU_32); | |
521 | tcg_temp_free_i32(tmp); | |
522 | } | |
523 | ||
524 | static inline void cmp_s64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2) | |
525 | { | |
526 | cmp_64(s, v1, v2, CC_OP_LTGT_64); | |
527 | } | |
528 | ||
529 | static inline void cmp_u64(DisasContext *s, TCGv_i64 v1, TCGv_i64 v2) | |
530 | { | |
531 | cmp_64(s, v1, v2, CC_OP_LTUGTU_64); | |
532 | } | |
533 | ||
534 | static inline void cmp_s64c(DisasContext *s, TCGv_i64 v1, int64_t v2) | |
535 | { | |
536 | TCGv_i64 tmp = tcg_const_i64(v2); | |
537 | cmp_s64(s, v1, tmp); | |
538 | tcg_temp_free_i64(tmp); | |
539 | } | |
540 | ||
541 | static inline void cmp_u64c(DisasContext *s, TCGv_i64 v1, uint64_t v2) | |
542 | { | |
543 | TCGv_i64 tmp = tcg_const_i64(v2); | |
544 | cmp_u64(s, v1, tmp); | |
545 | tcg_temp_free_i64(tmp); | |
546 | } | |
547 | ||
548 | static inline void set_cc_s32(DisasContext *s, TCGv_i32 val) | |
549 | { | |
550 | gen_op_update1_cc_i32(s, CC_OP_LTGT0_32, val); | |
551 | } | |
552 | ||
553 | static inline void set_cc_s64(DisasContext *s, TCGv_i64 val) | |
554 | { | |
555 | gen_op_update1_cc_i64(s, CC_OP_LTGT0_64, val); | |
556 | } | |
557 | ||
e023e832 AG |
558 | static void set_cc_icm(DisasContext *s, TCGv_i32 v1, TCGv_i32 v2) |
559 | { | |
560 | gen_op_update2_cc_i32(s, CC_OP_ICM, v1, v2); | |
561 | } | |
562 | ||
563 | static void set_cc_cmp_f32_i64(DisasContext *s, TCGv_i32 v1, TCGv_i64 v2) | |
564 | { | |
565 | tcg_gen_extu_i32_i64(cc_src, v1); | |
566 | tcg_gen_mov_i64(cc_dst, v2); | |
567 | tcg_gen_discard_i64(cc_vr); | |
568 | s->cc_op = CC_OP_LTGT_F32; | |
569 | } | |
570 | ||
e72ca652 | 571 | static void gen_set_cc_nz_f32(DisasContext *s, TCGv_i32 v1) |
e023e832 AG |
572 | { |
573 | gen_op_update1_cc_i32(s, CC_OP_NZ_F32, v1); | |
574 | } | |
575 | ||
e023e832 AG |
576 | /* CC value is in env->cc_op */ |
577 | static inline void set_cc_static(DisasContext *s) | |
578 | { | |
579 | tcg_gen_discard_i64(cc_src); | |
580 | tcg_gen_discard_i64(cc_dst); | |
581 | tcg_gen_discard_i64(cc_vr); | |
582 | s->cc_op = CC_OP_STATIC; | |
583 | } | |
584 | ||
585 | static inline void gen_op_set_cc_op(DisasContext *s) | |
586 | { | |
587 | if (s->cc_op != CC_OP_DYNAMIC && s->cc_op != CC_OP_STATIC) { | |
588 | tcg_gen_movi_i32(cc_op, s->cc_op); | |
589 | } | |
590 | } | |
591 | ||
592 | static inline void gen_update_cc_op(DisasContext *s) | |
593 | { | |
594 | gen_op_set_cc_op(s); | |
595 | } | |
596 | ||
597 | /* calculates cc into cc_op */ | |
598 | static void gen_op_calc_cc(DisasContext *s) | |
599 | { | |
600 | TCGv_i32 local_cc_op = tcg_const_i32(s->cc_op); | |
601 | TCGv_i64 dummy = tcg_const_i64(0); | |
602 | ||
603 | switch (s->cc_op) { | |
604 | case CC_OP_CONST0: | |
605 | case CC_OP_CONST1: | |
606 | case CC_OP_CONST2: | |
607 | case CC_OP_CONST3: | |
608 | /* s->cc_op is the cc value */ | |
609 | tcg_gen_movi_i32(cc_op, s->cc_op - CC_OP_CONST0); | |
610 | break; | |
611 | case CC_OP_STATIC: | |
612 | /* env->cc_op already is the cc value */ | |
613 | break; | |
614 | case CC_OP_NZ: | |
615 | case CC_OP_ABS_64: | |
616 | case CC_OP_NABS_64: | |
617 | case CC_OP_ABS_32: | |
618 | case CC_OP_NABS_32: | |
619 | case CC_OP_LTGT0_32: | |
620 | case CC_OP_LTGT0_64: | |
621 | case CC_OP_COMP_32: | |
622 | case CC_OP_COMP_64: | |
623 | case CC_OP_NZ_F32: | |
624 | case CC_OP_NZ_F64: | |
625 | /* 1 argument */ | |
932385a3 | 626 | gen_helper_calc_cc(cc_op, cpu_env, local_cc_op, dummy, cc_dst, dummy); |
e023e832 AG |
627 | break; |
628 | case CC_OP_ICM: | |
629 | case CC_OP_LTGT_32: | |
630 | case CC_OP_LTGT_64: | |
631 | case CC_OP_LTUGTU_32: | |
632 | case CC_OP_LTUGTU_64: | |
633 | case CC_OP_TM_32: | |
634 | case CC_OP_TM_64: | |
635 | case CC_OP_LTGT_F32: | |
636 | case CC_OP_LTGT_F64: | |
637 | case CC_OP_SLAG: | |
638 | /* 2 arguments */ | |
932385a3 | 639 | gen_helper_calc_cc(cc_op, cpu_env, local_cc_op, cc_src, cc_dst, dummy); |
e023e832 AG |
640 | break; |
641 | case CC_OP_ADD_64: | |
642 | case CC_OP_ADDU_64: | |
4e4bb438 | 643 | case CC_OP_ADDC_64: |
e023e832 AG |
644 | case CC_OP_SUB_64: |
645 | case CC_OP_SUBU_64: | |
4e4bb438 | 646 | case CC_OP_SUBB_64: |
e023e832 AG |
647 | case CC_OP_ADD_32: |
648 | case CC_OP_ADDU_32: | |
4e4bb438 | 649 | case CC_OP_ADDC_32: |
e023e832 AG |
650 | case CC_OP_SUB_32: |
651 | case CC_OP_SUBU_32: | |
4e4bb438 | 652 | case CC_OP_SUBB_32: |
e023e832 | 653 | /* 3 arguments */ |
932385a3 | 654 | gen_helper_calc_cc(cc_op, cpu_env, local_cc_op, cc_src, cc_dst, cc_vr); |
e023e832 AG |
655 | break; |
656 | case CC_OP_DYNAMIC: | |
657 | /* unknown operation - assume 3 arguments and cc_op in env */ | |
932385a3 | 658 | gen_helper_calc_cc(cc_op, cpu_env, cc_op, cc_src, cc_dst, cc_vr); |
e023e832 AG |
659 | break; |
660 | default: | |
661 | tcg_abort(); | |
662 | } | |
663 | ||
664 | tcg_temp_free_i32(local_cc_op); | |
063eb0f3 | 665 | tcg_temp_free_i64(dummy); |
e023e832 AG |
666 | |
667 | /* We now have cc in cc_op as constant */ | |
668 | set_cc_static(s); | |
669 | } | |
670 | ||
671 | static inline void decode_rr(DisasContext *s, uint64_t insn, int *r1, int *r2) | |
672 | { | |
673 | debug_insn(insn); | |
674 | ||
675 | *r1 = (insn >> 4) & 0xf; | |
676 | *r2 = insn & 0xf; | |
677 | } | |
678 | ||
679 | static inline TCGv_i64 decode_rx(DisasContext *s, uint64_t insn, int *r1, | |
680 | int *x2, int *b2, int *d2) | |
681 | { | |
682 | debug_insn(insn); | |
683 | ||
684 | *r1 = (insn >> 20) & 0xf; | |
685 | *x2 = (insn >> 16) & 0xf; | |
686 | *b2 = (insn >> 12) & 0xf; | |
687 | *d2 = insn & 0xfff; | |
688 | ||
689 | return get_address(s, *x2, *b2, *d2); | |
690 | } | |
691 | ||
692 | static inline void decode_rs(DisasContext *s, uint64_t insn, int *r1, int *r3, | |
693 | int *b2, int *d2) | |
694 | { | |
695 | debug_insn(insn); | |
696 | ||
697 | *r1 = (insn >> 20) & 0xf; | |
698 | /* aka m3 */ | |
699 | *r3 = (insn >> 16) & 0xf; | |
700 | *b2 = (insn >> 12) & 0xf; | |
701 | *d2 = insn & 0xfff; | |
702 | } | |
703 | ||
704 | static inline TCGv_i64 decode_si(DisasContext *s, uint64_t insn, int *i2, | |
705 | int *b1, int *d1) | |
706 | { | |
707 | debug_insn(insn); | |
708 | ||
709 | *i2 = (insn >> 16) & 0xff; | |
710 | *b1 = (insn >> 12) & 0xf; | |
711 | *d1 = insn & 0xfff; | |
712 | ||
713 | return get_address(s, 0, *b1, *d1); | |
714 | } | |
715 | ||
8ac33cdb | 716 | static int use_goto_tb(DisasContext *s, uint64_t dest) |
e023e832 | 717 | { |
8ac33cdb RH |
718 | /* NOTE: we handle the case where the TB spans two pages here */ |
719 | return (((dest & TARGET_PAGE_MASK) == (s->tb->pc & TARGET_PAGE_MASK) | |
720 | || (dest & TARGET_PAGE_MASK) == ((s->pc - 1) & TARGET_PAGE_MASK)) | |
721 | && !s->singlestep_enabled | |
722 | && !(s->tb->cflags & CF_LAST_IO)); | |
723 | } | |
e023e832 | 724 | |
8ac33cdb RH |
725 | static inline void gen_goto_tb(DisasContext *s, int tb_num, target_ulong pc) |
726 | { | |
e023e832 AG |
727 | gen_update_cc_op(s); |
728 | ||
8ac33cdb | 729 | if (use_goto_tb(s, pc)) { |
e023e832 AG |
730 | tcg_gen_goto_tb(tb_num); |
731 | tcg_gen_movi_i64(psw_addr, pc); | |
8ac33cdb | 732 | tcg_gen_exit_tb((tcg_target_long)s->tb + tb_num); |
e023e832 AG |
733 | } else { |
734 | /* jump to another page: currently not optimized */ | |
735 | tcg_gen_movi_i64(psw_addr, pc); | |
736 | tcg_gen_exit_tb(0); | |
737 | } | |
738 | } | |
739 | ||
740 | static inline void account_noninline_branch(DisasContext *s, int cc_op) | |
741 | { | |
742 | #ifdef DEBUG_INLINE_BRANCHES | |
743 | inline_branch_miss[cc_op]++; | |
744 | #endif | |
745 | } | |
746 | ||
3fde06f5 | 747 | static inline void account_inline_branch(DisasContext *s, int cc_op) |
e023e832 AG |
748 | { |
749 | #ifdef DEBUG_INLINE_BRANCHES | |
3fde06f5 | 750 | inline_branch_hit[cc_op]++; |
e023e832 AG |
751 | #endif |
752 | } | |
753 | ||
3fde06f5 RH |
754 | /* Table of mask values to comparison codes, given a comparison as input. |
755 | For a true comparison CC=3 will never be set, but we treat this | |
756 | conservatively for possible use when CC=3 indicates overflow. */ | |
757 | static const TCGCond ltgt_cond[16] = { | |
758 | TCG_COND_NEVER, TCG_COND_NEVER, /* | | | x */ | |
759 | TCG_COND_GT, TCG_COND_NEVER, /* | | GT | x */ | |
760 | TCG_COND_LT, TCG_COND_NEVER, /* | LT | | x */ | |
761 | TCG_COND_NE, TCG_COND_NEVER, /* | LT | GT | x */ | |
762 | TCG_COND_EQ, TCG_COND_NEVER, /* EQ | | | x */ | |
763 | TCG_COND_GE, TCG_COND_NEVER, /* EQ | | GT | x */ | |
764 | TCG_COND_LE, TCG_COND_NEVER, /* EQ | LT | | x */ | |
765 | TCG_COND_ALWAYS, TCG_COND_ALWAYS, /* EQ | LT | GT | x */ | |
766 | }; | |
767 | ||
768 | /* Table of mask values to comparison codes, given a logic op as input. | |
769 | For such, only CC=0 and CC=1 should be possible. */ | |
770 | static const TCGCond nz_cond[16] = { | |
771 | /* | | x | x */ | |
772 | TCG_COND_NEVER, TCG_COND_NEVER, TCG_COND_NEVER, TCG_COND_NEVER, | |
773 | /* | NE | x | x */ | |
774 | TCG_COND_NE, TCG_COND_NE, TCG_COND_NE, TCG_COND_NE, | |
775 | /* EQ | | x | x */ | |
776 | TCG_COND_EQ, TCG_COND_EQ, TCG_COND_EQ, TCG_COND_EQ, | |
777 | /* EQ | NE | x | x */ | |
778 | TCG_COND_ALWAYS, TCG_COND_ALWAYS, TCG_COND_ALWAYS, TCG_COND_ALWAYS, | |
779 | }; | |
780 | ||
781 | /* Interpret MASK in terms of S->CC_OP, and fill in C with all the | |
782 | details required to generate a TCG comparison. */ | |
783 | static void disas_jcc(DisasContext *s, DisasCompare *c, uint32_t mask) | |
e023e832 | 784 | { |
3fde06f5 RH |
785 | TCGCond cond; |
786 | enum cc_op old_cc_op = s->cc_op; | |
e023e832 | 787 | |
3fde06f5 RH |
788 | if (mask == 15 || mask == 0) { |
789 | c->cond = (mask ? TCG_COND_ALWAYS : TCG_COND_NEVER); | |
790 | c->u.s32.a = cc_op; | |
791 | c->u.s32.b = cc_op; | |
792 | c->g1 = c->g2 = true; | |
793 | c->is_64 = false; | |
794 | return; | |
795 | } | |
796 | ||
797 | /* Find the TCG condition for the mask + cc op. */ | |
798 | switch (old_cc_op) { | |
e023e832 | 799 | case CC_OP_LTGT0_32: |
e023e832 | 800 | case CC_OP_LTGT0_64: |
e023e832 | 801 | case CC_OP_LTGT_32: |
e023e832 | 802 | case CC_OP_LTGT_64: |
3fde06f5 RH |
803 | cond = ltgt_cond[mask]; |
804 | if (cond == TCG_COND_NEVER) { | |
e023e832 AG |
805 | goto do_dynamic; |
806 | } | |
3fde06f5 | 807 | account_inline_branch(s, old_cc_op); |
e023e832 | 808 | break; |
3fde06f5 | 809 | |
e023e832 | 810 | case CC_OP_LTUGTU_32: |
e023e832 | 811 | case CC_OP_LTUGTU_64: |
3fde06f5 RH |
812 | cond = tcg_unsigned_cond(ltgt_cond[mask]); |
813 | if (cond == TCG_COND_NEVER) { | |
e023e832 AG |
814 | goto do_dynamic; |
815 | } | |
3fde06f5 | 816 | account_inline_branch(s, old_cc_op); |
e023e832 | 817 | break; |
3fde06f5 | 818 | |
e023e832 | 819 | case CC_OP_NZ: |
3fde06f5 RH |
820 | cond = nz_cond[mask]; |
821 | if (cond == TCG_COND_NEVER) { | |
e023e832 AG |
822 | goto do_dynamic; |
823 | } | |
3fde06f5 | 824 | account_inline_branch(s, old_cc_op); |
e023e832 | 825 | break; |
e023e832 | 826 | |
3fde06f5 | 827 | case CC_OP_TM_32: |
e023e832 | 828 | case CC_OP_TM_64: |
e023e832 | 829 | switch (mask) { |
3fde06f5 RH |
830 | case 8: |
831 | cond = TCG_COND_EQ; | |
e023e832 | 832 | break; |
3fde06f5 RH |
833 | case 4 | 2 | 1: |
834 | cond = TCG_COND_NE; | |
e023e832 AG |
835 | break; |
836 | default: | |
837 | goto do_dynamic; | |
838 | } | |
3fde06f5 | 839 | account_inline_branch(s, old_cc_op); |
e023e832 | 840 | break; |
3fde06f5 | 841 | |
e023e832 AG |
842 | case CC_OP_ICM: |
843 | switch (mask) { | |
3fde06f5 RH |
844 | case 8: |
845 | cond = TCG_COND_EQ; | |
e023e832 | 846 | break; |
3fde06f5 RH |
847 | case 4 | 2 | 1: |
848 | case 4 | 2: | |
849 | cond = TCG_COND_NE; | |
e023e832 AG |
850 | break; |
851 | default: | |
852 | goto do_dynamic; | |
853 | } | |
3fde06f5 | 854 | account_inline_branch(s, old_cc_op); |
e023e832 | 855 | break; |
3fde06f5 | 856 | |
e023e832 | 857 | default: |
3fde06f5 RH |
858 | do_dynamic: |
859 | /* Calculate cc value. */ | |
e023e832 | 860 | gen_op_calc_cc(s); |
3fde06f5 | 861 | /* FALLTHRU */ |
e023e832 | 862 | |
3fde06f5 RH |
863 | case CC_OP_STATIC: |
864 | /* Jump based on CC. We'll load up the real cond below; | |
865 | the assignment here merely avoids a compiler warning. */ | |
e023e832 | 866 | account_noninline_branch(s, old_cc_op); |
3fde06f5 RH |
867 | old_cc_op = CC_OP_STATIC; |
868 | cond = TCG_COND_NEVER; | |
869 | break; | |
870 | } | |
e023e832 | 871 | |
3fde06f5 RH |
872 | /* Load up the arguments of the comparison. */ |
873 | c->is_64 = true; | |
874 | c->g1 = c->g2 = false; | |
875 | switch (old_cc_op) { | |
876 | case CC_OP_LTGT0_32: | |
877 | c->is_64 = false; | |
878 | c->u.s32.a = tcg_temp_new_i32(); | |
879 | tcg_gen_trunc_i64_i32(c->u.s32.a, cc_dst); | |
880 | c->u.s32.b = tcg_const_i32(0); | |
881 | break; | |
882 | case CC_OP_LTGT_32: | |
883 | case CC_OP_LTUGTU_32: | |
884 | c->is_64 = false; | |
885 | c->u.s32.a = tcg_temp_new_i32(); | |
886 | tcg_gen_trunc_i64_i32(c->u.s32.a, cc_src); | |
887 | c->u.s32.b = tcg_temp_new_i32(); | |
888 | tcg_gen_trunc_i64_i32(c->u.s32.b, cc_dst); | |
889 | break; | |
890 | ||
891 | case CC_OP_LTGT0_64: | |
892 | case CC_OP_NZ: | |
893 | case CC_OP_ICM: | |
894 | c->u.s64.a = cc_dst; | |
895 | c->u.s64.b = tcg_const_i64(0); | |
896 | c->g1 = true; | |
897 | break; | |
898 | case CC_OP_LTGT_64: | |
899 | case CC_OP_LTUGTU_64: | |
900 | c->u.s64.a = cc_src; | |
901 | c->u.s64.b = cc_dst; | |
902 | c->g1 = c->g2 = true; | |
903 | break; | |
904 | ||
905 | case CC_OP_TM_32: | |
906 | case CC_OP_TM_64: | |
907 | c->u.s64.a = tcg_temp_new_i64(); | |
908 | c->u.s64.b = tcg_const_i64(0); | |
909 | tcg_gen_and_i64(c->u.s64.a, cc_src, cc_dst); | |
910 | break; | |
911 | ||
912 | case CC_OP_STATIC: | |
913 | c->is_64 = false; | |
914 | c->u.s32.a = cc_op; | |
915 | c->g1 = true; | |
e023e832 | 916 | switch (mask) { |
e023e832 | 917 | case 0x8 | 0x4 | 0x2: /* cc != 3 */ |
3fde06f5 RH |
918 | cond = TCG_COND_NE; |
919 | c->u.s32.b = tcg_const_i32(3); | |
e023e832 AG |
920 | break; |
921 | case 0x8 | 0x4 | 0x1: /* cc != 2 */ | |
3fde06f5 RH |
922 | cond = TCG_COND_NE; |
923 | c->u.s32.b = tcg_const_i32(2); | |
e023e832 AG |
924 | break; |
925 | case 0x8 | 0x2 | 0x1: /* cc != 1 */ | |
3fde06f5 RH |
926 | cond = TCG_COND_NE; |
927 | c->u.s32.b = tcg_const_i32(1); | |
e023e832 | 928 | break; |
3fde06f5 RH |
929 | case 0x8 | 0x2: /* cc == 0 || cc == 2 => (cc & 1) == 0 */ |
930 | cond = TCG_COND_EQ; | |
931 | c->g1 = false; | |
932 | c->u.s32.a = tcg_temp_new_i32(); | |
933 | c->u.s32.b = tcg_const_i32(0); | |
934 | tcg_gen_andi_i32(c->u.s32.a, cc_op, 1); | |
e023e832 AG |
935 | break; |
936 | case 0x8 | 0x4: /* cc < 2 */ | |
3fde06f5 RH |
937 | cond = TCG_COND_LTU; |
938 | c->u.s32.b = tcg_const_i32(2); | |
e023e832 AG |
939 | break; |
940 | case 0x8: /* cc == 0 */ | |
3fde06f5 RH |
941 | cond = TCG_COND_EQ; |
942 | c->u.s32.b = tcg_const_i32(0); | |
e023e832 AG |
943 | break; |
944 | case 0x4 | 0x2 | 0x1: /* cc != 0 */ | |
3fde06f5 RH |
945 | cond = TCG_COND_NE; |
946 | c->u.s32.b = tcg_const_i32(0); | |
e023e832 | 947 | break; |
3fde06f5 RH |
948 | case 0x4 | 0x1: /* cc == 1 || cc == 3 => (cc & 1) != 0 */ |
949 | cond = TCG_COND_NE; | |
950 | c->g1 = false; | |
951 | c->u.s32.a = tcg_temp_new_i32(); | |
952 | c->u.s32.b = tcg_const_i32(0); | |
953 | tcg_gen_andi_i32(c->u.s32.a, cc_op, 1); | |
e023e832 AG |
954 | break; |
955 | case 0x4: /* cc == 1 */ | |
3fde06f5 RH |
956 | cond = TCG_COND_EQ; |
957 | c->u.s32.b = tcg_const_i32(1); | |
e023e832 AG |
958 | break; |
959 | case 0x2 | 0x1: /* cc > 1 */ | |
3fde06f5 RH |
960 | cond = TCG_COND_GTU; |
961 | c->u.s32.b = tcg_const_i32(1); | |
e023e832 AG |
962 | break; |
963 | case 0x2: /* cc == 2 */ | |
3fde06f5 RH |
964 | cond = TCG_COND_EQ; |
965 | c->u.s32.b = tcg_const_i32(2); | |
e023e832 AG |
966 | break; |
967 | case 0x1: /* cc == 3 */ | |
3fde06f5 RH |
968 | cond = TCG_COND_EQ; |
969 | c->u.s32.b = tcg_const_i32(3); | |
e023e832 | 970 | break; |
3fde06f5 RH |
971 | default: |
972 | /* CC is masked by something else: (8 >> cc) & mask. */ | |
973 | cond = TCG_COND_NE; | |
974 | c->g1 = false; | |
975 | c->u.s32.a = tcg_const_i32(8); | |
976 | c->u.s32.b = tcg_const_i32(0); | |
977 | tcg_gen_shr_i32(c->u.s32.a, c->u.s32.a, cc_op); | |
978 | tcg_gen_andi_i32(c->u.s32.a, c->u.s32.a, mask); | |
e023e832 AG |
979 | break; |
980 | } | |
981 | break; | |
3fde06f5 RH |
982 | |
983 | default: | |
984 | abort(); | |
e023e832 | 985 | } |
3fde06f5 RH |
986 | c->cond = cond; |
987 | } | |
988 | ||
989 | static void free_compare(DisasCompare *c) | |
990 | { | |
991 | if (!c->g1) { | |
992 | if (c->is_64) { | |
993 | tcg_temp_free_i64(c->u.s64.a); | |
994 | } else { | |
995 | tcg_temp_free_i32(c->u.s32.a); | |
996 | } | |
997 | } | |
998 | if (!c->g2) { | |
999 | if (c->is_64) { | |
1000 | tcg_temp_free_i64(c->u.s64.b); | |
1001 | } else { | |
1002 | tcg_temp_free_i32(c->u.s32.b); | |
1003 | } | |
1004 | } | |
1005 | } | |
1006 | ||
e023e832 AG |
1007 | static void gen_op_mvc(DisasContext *s, int l, TCGv_i64 s1, TCGv_i64 s2) |
1008 | { | |
1009 | TCGv_i64 tmp, tmp2; | |
1010 | int i; | |
1011 | int l_memset = gen_new_label(); | |
1012 | int l_out = gen_new_label(); | |
1013 | TCGv_i64 dest = tcg_temp_local_new_i64(); | |
1014 | TCGv_i64 src = tcg_temp_local_new_i64(); | |
1015 | TCGv_i32 vl; | |
1016 | ||
1017 | /* Find out if we should use the inline version of mvc */ | |
1018 | switch (l) { | |
1019 | case 0: | |
1020 | case 1: | |
1021 | case 2: | |
1022 | case 3: | |
1023 | case 4: | |
1024 | case 5: | |
1025 | case 6: | |
1026 | case 7: | |
1027 | case 11: | |
1028 | case 15: | |
1029 | /* use inline */ | |
1030 | break; | |
1031 | default: | |
1032 | /* Fall back to helper */ | |
1033 | vl = tcg_const_i32(l); | |
1034 | potential_page_fault(s); | |
19b0516f | 1035 | gen_helper_mvc(cpu_env, vl, s1, s2); |
e023e832 AG |
1036 | tcg_temp_free_i32(vl); |
1037 | return; | |
1038 | } | |
1039 | ||
1040 | tcg_gen_mov_i64(dest, s1); | |
1041 | tcg_gen_mov_i64(src, s2); | |
1042 | ||
1043 | if (!(s->tb->flags & FLAG_MASK_64)) { | |
1044 | /* XXX what if we overflow while moving? */ | |
1045 | tcg_gen_andi_i64(dest, dest, 0x7fffffffUL); | |
1046 | tcg_gen_andi_i64(src, src, 0x7fffffffUL); | |
1047 | } | |
1048 | ||
1049 | tmp = tcg_temp_new_i64(); | |
1050 | tcg_gen_addi_i64(tmp, src, 1); | |
1051 | tcg_gen_brcond_i64(TCG_COND_EQ, dest, tmp, l_memset); | |
1052 | tcg_temp_free_i64(tmp); | |
1053 | ||
1054 | switch (l) { | |
1055 | case 0: | |
1056 | tmp = tcg_temp_new_i64(); | |
1057 | ||
1058 | tcg_gen_qemu_ld8u(tmp, src, get_mem_index(s)); | |
1059 | tcg_gen_qemu_st8(tmp, dest, get_mem_index(s)); | |
1060 | ||
1061 | tcg_temp_free_i64(tmp); | |
1062 | break; | |
1063 | case 1: | |
1064 | tmp = tcg_temp_new_i64(); | |
1065 | ||
1066 | tcg_gen_qemu_ld16u(tmp, src, get_mem_index(s)); | |
1067 | tcg_gen_qemu_st16(tmp, dest, get_mem_index(s)); | |
1068 | ||
1069 | tcg_temp_free_i64(tmp); | |
1070 | break; | |
1071 | case 3: | |
1072 | tmp = tcg_temp_new_i64(); | |
1073 | ||
1074 | tcg_gen_qemu_ld32u(tmp, src, get_mem_index(s)); | |
1075 | tcg_gen_qemu_st32(tmp, dest, get_mem_index(s)); | |
1076 | ||
1077 | tcg_temp_free_i64(tmp); | |
1078 | break; | |
1079 | case 4: | |
1080 | tmp = tcg_temp_new_i64(); | |
1081 | tmp2 = tcg_temp_new_i64(); | |
1082 | ||
1083 | tcg_gen_qemu_ld32u(tmp, src, get_mem_index(s)); | |
1084 | tcg_gen_addi_i64(src, src, 4); | |
1085 | tcg_gen_qemu_ld8u(tmp2, src, get_mem_index(s)); | |
1086 | tcg_gen_qemu_st32(tmp, dest, get_mem_index(s)); | |
1087 | tcg_gen_addi_i64(dest, dest, 4); | |
1088 | tcg_gen_qemu_st8(tmp2, dest, get_mem_index(s)); | |
1089 | ||
1090 | tcg_temp_free_i64(tmp); | |
1091 | tcg_temp_free_i64(tmp2); | |
1092 | break; | |
1093 | case 7: | |
1094 | tmp = tcg_temp_new_i64(); | |
1095 | ||
1096 | tcg_gen_qemu_ld64(tmp, src, get_mem_index(s)); | |
1097 | tcg_gen_qemu_st64(tmp, dest, get_mem_index(s)); | |
1098 | ||
1099 | tcg_temp_free_i64(tmp); | |
1100 | break; | |
1101 | default: | |
1102 | /* The inline version can become too big for too uneven numbers, only | |
1103 | use it on known good lengths */ | |
1104 | tmp = tcg_temp_new_i64(); | |
1105 | tmp2 = tcg_const_i64(8); | |
1106 | for (i = 0; (i + 7) <= l; i += 8) { | |
1107 | tcg_gen_qemu_ld64(tmp, src, get_mem_index(s)); | |
1108 | tcg_gen_qemu_st64(tmp, dest, get_mem_index(s)); | |
1109 | ||
1110 | tcg_gen_add_i64(src, src, tmp2); | |
1111 | tcg_gen_add_i64(dest, dest, tmp2); | |
1112 | } | |
1113 | ||
1114 | tcg_temp_free_i64(tmp2); | |
1115 | tmp2 = tcg_const_i64(1); | |
1116 | ||
1117 | for (; i <= l; i++) { | |
1118 | tcg_gen_qemu_ld8u(tmp, src, get_mem_index(s)); | |
1119 | tcg_gen_qemu_st8(tmp, dest, get_mem_index(s)); | |
1120 | ||
1121 | tcg_gen_add_i64(src, src, tmp2); | |
1122 | tcg_gen_add_i64(dest, dest, tmp2); | |
1123 | } | |
1124 | ||
1125 | tcg_temp_free_i64(tmp2); | |
1126 | tcg_temp_free_i64(tmp); | |
1127 | break; | |
1128 | } | |
1129 | ||
1130 | tcg_gen_br(l_out); | |
1131 | ||
1132 | gen_set_label(l_memset); | |
1133 | /* memset case (dest == (src + 1)) */ | |
1134 | ||
1135 | tmp = tcg_temp_new_i64(); | |
1136 | tmp2 = tcg_temp_new_i64(); | |
1137 | /* fill tmp with the byte */ | |
1138 | tcg_gen_qemu_ld8u(tmp, src, get_mem_index(s)); | |
1139 | tcg_gen_shli_i64(tmp2, tmp, 8); | |
1140 | tcg_gen_or_i64(tmp, tmp, tmp2); | |
1141 | tcg_gen_shli_i64(tmp2, tmp, 16); | |
1142 | tcg_gen_or_i64(tmp, tmp, tmp2); | |
1143 | tcg_gen_shli_i64(tmp2, tmp, 32); | |
1144 | tcg_gen_or_i64(tmp, tmp, tmp2); | |
1145 | tcg_temp_free_i64(tmp2); | |
1146 | ||
1147 | tmp2 = tcg_const_i64(8); | |
1148 | ||
1149 | for (i = 0; (i + 7) <= l; i += 8) { | |
1150 | tcg_gen_qemu_st64(tmp, dest, get_mem_index(s)); | |
1151 | tcg_gen_addi_i64(dest, dest, 8); | |
1152 | } | |
1153 | ||
1154 | tcg_temp_free_i64(tmp2); | |
1155 | tmp2 = tcg_const_i64(1); | |
1156 | ||
1157 | for (; i <= l; i++) { | |
1158 | tcg_gen_qemu_st8(tmp, dest, get_mem_index(s)); | |
1159 | tcg_gen_addi_i64(dest, dest, 1); | |
1160 | } | |
1161 | ||
1162 | tcg_temp_free_i64(tmp2); | |
1163 | tcg_temp_free_i64(tmp); | |
1164 | ||
1165 | gen_set_label(l_out); | |
1166 | ||
1167 | tcg_temp_free(dest); | |
1168 | tcg_temp_free(src); | |
1169 | } | |
1170 | ||
1171 | static void gen_op_clc(DisasContext *s, int l, TCGv_i64 s1, TCGv_i64 s2) | |
1172 | { | |
1173 | TCGv_i64 tmp; | |
1174 | TCGv_i64 tmp2; | |
1175 | TCGv_i32 vl; | |
1176 | ||
1177 | /* check for simple 32bit or 64bit match */ | |
1178 | switch (l) { | |
1179 | case 0: | |
1180 | tmp = tcg_temp_new_i64(); | |
1181 | tmp2 = tcg_temp_new_i64(); | |
1182 | ||
1183 | tcg_gen_qemu_ld8u(tmp, s1, get_mem_index(s)); | |
1184 | tcg_gen_qemu_ld8u(tmp2, s2, get_mem_index(s)); | |
1185 | cmp_u64(s, tmp, tmp2); | |
1186 | ||
1187 | tcg_temp_free_i64(tmp); | |
1188 | tcg_temp_free_i64(tmp2); | |
1189 | return; | |
1190 | case 1: | |
1191 | tmp = tcg_temp_new_i64(); | |
1192 | tmp2 = tcg_temp_new_i64(); | |
1193 | ||
1194 | tcg_gen_qemu_ld16u(tmp, s1, get_mem_index(s)); | |
1195 | tcg_gen_qemu_ld16u(tmp2, s2, get_mem_index(s)); | |
1196 | cmp_u64(s, tmp, tmp2); | |
1197 | ||
1198 | tcg_temp_free_i64(tmp); | |
1199 | tcg_temp_free_i64(tmp2); | |
1200 | return; | |
1201 | case 3: | |
1202 | tmp = tcg_temp_new_i64(); | |
1203 | tmp2 = tcg_temp_new_i64(); | |
1204 | ||
1205 | tcg_gen_qemu_ld32u(tmp, s1, get_mem_index(s)); | |
1206 | tcg_gen_qemu_ld32u(tmp2, s2, get_mem_index(s)); | |
1207 | cmp_u64(s, tmp, tmp2); | |
1208 | ||
1209 | tcg_temp_free_i64(tmp); | |
1210 | tcg_temp_free_i64(tmp2); | |
1211 | return; | |
1212 | case 7: | |
1213 | tmp = tcg_temp_new_i64(); | |
1214 | tmp2 = tcg_temp_new_i64(); | |
1215 | ||
1216 | tcg_gen_qemu_ld64(tmp, s1, get_mem_index(s)); | |
1217 | tcg_gen_qemu_ld64(tmp2, s2, get_mem_index(s)); | |
1218 | cmp_u64(s, tmp, tmp2); | |
1219 | ||
1220 | tcg_temp_free_i64(tmp); | |
1221 | tcg_temp_free_i64(tmp2); | |
1222 | return; | |
1223 | } | |
1224 | ||
1225 | potential_page_fault(s); | |
1226 | vl = tcg_const_i32(l); | |
19b0516f | 1227 | gen_helper_clc(cc_op, cpu_env, vl, s1, s2); |
e023e832 AG |
1228 | tcg_temp_free_i32(vl); |
1229 | set_cc_static(s); | |
1230 | } | |
1231 | ||
46ee3d84 BS |
1232 | static void disas_e3(CPUS390XState *env, DisasContext* s, int op, int r1, |
1233 | int x2, int b2, int d2) | |
e023e832 | 1234 | { |
891452e5 | 1235 | TCGv_i64 addr, tmp2, tmp3; |
4e4bb438 | 1236 | TCGv_i32 tmp32_1; |
e023e832 AG |
1237 | |
1238 | LOG_DISAS("disas_e3: op 0x%x r1 %d x2 %d b2 %d d2 %d\n", | |
1239 | op, r1, x2, b2, d2); | |
1240 | addr = get_address(s, x2, b2, d2); | |
1241 | switch (op) { | |
e023e832 AG |
1242 | case 0xf: /* LRVG R1,D2(X2,B2) [RXE] */ |
1243 | tmp2 = tcg_temp_new_i64(); | |
1244 | tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s)); | |
1245 | tcg_gen_bswap64_i64(tmp2, tmp2); | |
1246 | store_reg(r1, tmp2); | |
1247 | tcg_temp_free_i64(tmp2); | |
1248 | break; | |
e023e832 AG |
1249 | case 0x17: /* LLGT R1,D2(X2,B2) [RXY] */ |
1250 | tmp2 = tcg_temp_new_i64(); | |
1251 | tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); | |
1252 | tcg_gen_andi_i64(tmp2, tmp2, 0x7fffffffULL); | |
1253 | store_reg(r1, tmp2); | |
1254 | tcg_temp_free_i64(tmp2); | |
1255 | break; | |
1256 | case 0x1e: /* LRV R1,D2(X2,B2) [RXY] */ | |
1257 | tmp2 = tcg_temp_new_i64(); | |
1258 | tmp32_1 = tcg_temp_new_i32(); | |
1259 | tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s)); | |
1260 | tcg_gen_trunc_i64_i32(tmp32_1, tmp2); | |
1261 | tcg_temp_free_i64(tmp2); | |
1262 | tcg_gen_bswap32_i32(tmp32_1, tmp32_1); | |
1263 | store_reg32(r1, tmp32_1); | |
1264 | tcg_temp_free_i32(tmp32_1); | |
1265 | break; | |
1266 | case 0x1f: /* LRVH R1,D2(X2,B2) [RXY] */ | |
1267 | tmp2 = tcg_temp_new_i64(); | |
1268 | tmp32_1 = tcg_temp_new_i32(); | |
1269 | tcg_gen_qemu_ld16u(tmp2, addr, get_mem_index(s)); | |
1270 | tcg_gen_trunc_i64_i32(tmp32_1, tmp2); | |
1271 | tcg_temp_free_i64(tmp2); | |
1272 | tcg_gen_bswap16_i32(tmp32_1, tmp32_1); | |
1273 | store_reg16(r1, tmp32_1); | |
1274 | tcg_temp_free_i32(tmp32_1); | |
1275 | break; | |
e023e832 AG |
1276 | case 0x3e: /* STRV R1,D2(X2,B2) [RXY] */ |
1277 | tmp32_1 = load_reg32(r1); | |
1278 | tmp2 = tcg_temp_new_i64(); | |
1279 | tcg_gen_bswap32_i32(tmp32_1, tmp32_1); | |
1280 | tcg_gen_extu_i32_i64(tmp2, tmp32_1); | |
1281 | tcg_temp_free_i32(tmp32_1); | |
1282 | tcg_gen_qemu_st32(tmp2, addr, get_mem_index(s)); | |
1283 | tcg_temp_free_i64(tmp2); | |
1284 | break; | |
e023e832 AG |
1285 | case 0x73: /* ICY R1,D2(X2,B2) [RXY] */ |
1286 | tmp3 = tcg_temp_new_i64(); | |
1287 | tcg_gen_qemu_ld8u(tmp3, addr, get_mem_index(s)); | |
1288 | store_reg8(r1, tmp3); | |
1289 | tcg_temp_free_i64(tmp3); | |
1290 | break; | |
e023e832 AG |
1291 | default: |
1292 | LOG_DISAS("illegal e3 operation 0x%x\n", op); | |
d5a103cd | 1293 | gen_illegal_opcode(s); |
e023e832 AG |
1294 | break; |
1295 | } | |
1296 | tcg_temp_free_i64(addr); | |
1297 | } | |
1298 | ||
1299 | #ifndef CONFIG_USER_ONLY | |
46ee3d84 | 1300 | static void disas_e5(CPUS390XState *env, DisasContext* s, uint64_t insn) |
e023e832 AG |
1301 | { |
1302 | TCGv_i64 tmp, tmp2; | |
1303 | int op = (insn >> 32) & 0xff; | |
1304 | ||
1305 | tmp = get_address(s, 0, (insn >> 28) & 0xf, (insn >> 16) & 0xfff); | |
1306 | tmp2 = get_address(s, 0, (insn >> 12) & 0xf, insn & 0xfff); | |
1307 | ||
1308 | LOG_DISAS("disas_e5: insn %" PRIx64 "\n", insn); | |
1309 | switch (op) { | |
1310 | case 0x01: /* TPROT D1(B1),D2(B2) [SSE] */ | |
1311 | /* Test Protection */ | |
1312 | potential_page_fault(s); | |
1313 | gen_helper_tprot(cc_op, tmp, tmp2); | |
1314 | set_cc_static(s); | |
1315 | break; | |
1316 | default: | |
1317 | LOG_DISAS("illegal e5 operation 0x%x\n", op); | |
d5a103cd | 1318 | gen_illegal_opcode(s); |
e023e832 AG |
1319 | break; |
1320 | } | |
1321 | ||
1322 | tcg_temp_free_i64(tmp); | |
1323 | tcg_temp_free_i64(tmp2); | |
1324 | } | |
1325 | #endif | |
1326 | ||
46ee3d84 BS |
1327 | static void disas_eb(CPUS390XState *env, DisasContext *s, int op, int r1, |
1328 | int r3, int b2, int d2) | |
e023e832 AG |
1329 | { |
1330 | TCGv_i64 tmp, tmp2, tmp3, tmp4; | |
1331 | TCGv_i32 tmp32_1, tmp32_2; | |
1332 | int i, stm_len; | |
e023e832 AG |
1333 | |
1334 | LOG_DISAS("disas_eb: op 0x%x r1 %d r3 %d b2 %d d2 0x%x\n", | |
1335 | op, r1, r3, b2, d2); | |
1336 | switch (op) { | |
1337 | case 0xc: /* SRLG R1,R3,D2(B2) [RSY] */ | |
1338 | case 0xd: /* SLLG R1,R3,D2(B2) [RSY] */ | |
1339 | case 0xa: /* SRAG R1,R3,D2(B2) [RSY] */ | |
1340 | case 0xb: /* SLAG R1,R3,D2(B2) [RSY] */ | |
1341 | case 0x1c: /* RLLG R1,R3,D2(B2) [RSY] */ | |
1342 | if (b2) { | |
1343 | tmp = get_address(s, 0, b2, d2); | |
1344 | tcg_gen_andi_i64(tmp, tmp, 0x3f); | |
1345 | } else { | |
1346 | tmp = tcg_const_i64(d2 & 0x3f); | |
1347 | } | |
1348 | switch (op) { | |
1349 | case 0xc: | |
1350 | tcg_gen_shr_i64(regs[r1], regs[r3], tmp); | |
1351 | break; | |
1352 | case 0xd: | |
1353 | tcg_gen_shl_i64(regs[r1], regs[r3], tmp); | |
1354 | break; | |
1355 | case 0xa: | |
1356 | tcg_gen_sar_i64(regs[r1], regs[r3], tmp); | |
1357 | break; | |
1358 | case 0xb: | |
1359 | tmp2 = tcg_temp_new_i64(); | |
1360 | tmp3 = tcg_temp_new_i64(); | |
1361 | gen_op_update2_cc_i64(s, CC_OP_SLAG, regs[r3], tmp); | |
1362 | tcg_gen_shl_i64(tmp2, regs[r3], tmp); | |
1363 | /* override sign bit with source sign */ | |
1364 | tcg_gen_andi_i64(tmp2, tmp2, ~0x8000000000000000ULL); | |
1365 | tcg_gen_andi_i64(tmp3, regs[r3], 0x8000000000000000ULL); | |
1366 | tcg_gen_or_i64(regs[r1], tmp2, tmp3); | |
1367 | tcg_temp_free_i64(tmp2); | |
1368 | tcg_temp_free_i64(tmp3); | |
1369 | break; | |
1370 | case 0x1c: | |
1371 | tcg_gen_rotl_i64(regs[r1], regs[r3], tmp); | |
1372 | break; | |
1373 | default: | |
1374 | tcg_abort(); | |
1375 | break; | |
1376 | } | |
1377 | if (op == 0xa) { | |
1378 | set_cc_s64(s, regs[r1]); | |
1379 | } | |
1380 | tcg_temp_free_i64(tmp); | |
1381 | break; | |
1382 | case 0x1d: /* RLL R1,R3,D2(B2) [RSY] */ | |
1383 | if (b2) { | |
1384 | tmp = get_address(s, 0, b2, d2); | |
1385 | tcg_gen_andi_i64(tmp, tmp, 0x3f); | |
1386 | } else { | |
1387 | tmp = tcg_const_i64(d2 & 0x3f); | |
1388 | } | |
1389 | tmp32_1 = tcg_temp_new_i32(); | |
1390 | tmp32_2 = load_reg32(r3); | |
1391 | tcg_gen_trunc_i64_i32(tmp32_1, tmp); | |
1392 | switch (op) { | |
1393 | case 0x1d: | |
1394 | tcg_gen_rotl_i32(tmp32_1, tmp32_2, tmp32_1); | |
1395 | break; | |
1396 | default: | |
1397 | tcg_abort(); | |
1398 | break; | |
1399 | } | |
1400 | store_reg32(r1, tmp32_1); | |
1401 | tcg_temp_free_i64(tmp); | |
1402 | tcg_temp_free_i32(tmp32_1); | |
1403 | tcg_temp_free_i32(tmp32_2); | |
1404 | break; | |
1405 | case 0x4: /* LMG R1,R3,D2(B2) [RSE] */ | |
1406 | case 0x24: /* STMG R1,R3,D2(B2) [RSE] */ | |
1407 | stm_len = 8; | |
1408 | goto do_mh; | |
1409 | case 0x26: /* STMH R1,R3,D2(B2) [RSE] */ | |
1410 | case 0x96: /* LMH R1,R3,D2(B2) [RSE] */ | |
1411 | stm_len = 4; | |
1412 | do_mh: | |
1413 | /* Apparently, unrolling lmg/stmg of any size gains performance - | |
1414 | even for very long ones... */ | |
1415 | tmp = get_address(s, 0, b2, d2); | |
1416 | tmp3 = tcg_const_i64(stm_len); | |
be82ee2a | 1417 | tmp4 = tcg_const_i64(op == 0x26 ? 32 : 4); |
e023e832 AG |
1418 | for (i = r1;; i = (i + 1) % 16) { |
1419 | switch (op) { | |
1420 | case 0x4: | |
1421 | tcg_gen_qemu_ld64(regs[i], tmp, get_mem_index(s)); | |
1422 | break; | |
1423 | case 0x96: | |
1424 | tmp2 = tcg_temp_new_i64(); | |
1425 | #if HOST_LONG_BITS == 32 | |
1426 | tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); | |
1427 | tcg_gen_trunc_i64_i32(TCGV_HIGH(regs[i]), tmp2); | |
1428 | #else | |
e023e832 | 1429 | tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); |
be82ee2a | 1430 | tcg_gen_shl_i64(tmp2, tmp2, tmp4); |
e023e832 AG |
1431 | tcg_gen_ext32u_i64(regs[i], regs[i]); |
1432 | tcg_gen_or_i64(regs[i], regs[i], tmp2); | |
1433 | #endif | |
1434 | tcg_temp_free_i64(tmp2); | |
1435 | break; | |
1436 | case 0x24: | |
1437 | tcg_gen_qemu_st64(regs[i], tmp, get_mem_index(s)); | |
1438 | break; | |
1439 | case 0x26: | |
1440 | tmp2 = tcg_temp_new_i64(); | |
1441 | tcg_gen_shr_i64(tmp2, regs[i], tmp4); | |
1442 | tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); | |
1443 | tcg_temp_free_i64(tmp2); | |
1444 | break; | |
1445 | default: | |
1446 | tcg_abort(); | |
1447 | } | |
1448 | if (i == r3) { | |
1449 | break; | |
1450 | } | |
1451 | tcg_gen_add_i64(tmp, tmp, tmp3); | |
1452 | } | |
1453 | tcg_temp_free_i64(tmp); | |
21de37a7 | 1454 | tcg_temp_free_i64(tmp3); |
e023e832 AG |
1455 | tcg_temp_free_i64(tmp4); |
1456 | break; | |
1457 | case 0x2c: /* STCMH R1,M3,D2(B2) [RSY] */ | |
1458 | tmp = get_address(s, 0, b2, d2); | |
1459 | tmp32_1 = tcg_const_i32(r1); | |
1460 | tmp32_2 = tcg_const_i32(r3); | |
1461 | potential_page_fault(s); | |
19b0516f | 1462 | gen_helper_stcmh(cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
1463 | tcg_temp_free_i64(tmp); |
1464 | tcg_temp_free_i32(tmp32_1); | |
1465 | tcg_temp_free_i32(tmp32_2); | |
1466 | break; | |
1467 | #ifndef CONFIG_USER_ONLY | |
1468 | case 0x2f: /* LCTLG R1,R3,D2(B2) [RSE] */ | |
1469 | /* Load Control */ | |
d5a103cd | 1470 | check_privileged(s); |
e023e832 AG |
1471 | tmp = get_address(s, 0, b2, d2); |
1472 | tmp32_1 = tcg_const_i32(r1); | |
1473 | tmp32_2 = tcg_const_i32(r3); | |
1474 | potential_page_fault(s); | |
19b0516f | 1475 | gen_helper_lctlg(cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
1476 | tcg_temp_free_i64(tmp); |
1477 | tcg_temp_free_i32(tmp32_1); | |
1478 | tcg_temp_free_i32(tmp32_2); | |
1479 | break; | |
1480 | case 0x25: /* STCTG R1,R3,D2(B2) [RSE] */ | |
1481 | /* Store Control */ | |
d5a103cd | 1482 | check_privileged(s); |
e023e832 AG |
1483 | tmp = get_address(s, 0, b2, d2); |
1484 | tmp32_1 = tcg_const_i32(r1); | |
1485 | tmp32_2 = tcg_const_i32(r3); | |
1486 | potential_page_fault(s); | |
19b0516f | 1487 | gen_helper_stctg(cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
1488 | tcg_temp_free_i64(tmp); |
1489 | tcg_temp_free_i32(tmp32_1); | |
1490 | tcg_temp_free_i32(tmp32_2); | |
1491 | break; | |
1492 | #endif | |
1493 | case 0x30: /* CSG R1,R3,D2(B2) [RSY] */ | |
1494 | tmp = get_address(s, 0, b2, d2); | |
1495 | tmp32_1 = tcg_const_i32(r1); | |
1496 | tmp32_2 = tcg_const_i32(r3); | |
1497 | potential_page_fault(s); | |
1498 | /* XXX rewrite in tcg */ | |
19b0516f | 1499 | gen_helper_csg(cc_op, cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
1500 | set_cc_static(s); |
1501 | tcg_temp_free_i64(tmp); | |
1502 | tcg_temp_free_i32(tmp32_1); | |
1503 | tcg_temp_free_i32(tmp32_2); | |
1504 | break; | |
1505 | case 0x3e: /* CDSG R1,R3,D2(B2) [RSY] */ | |
1506 | tmp = get_address(s, 0, b2, d2); | |
1507 | tmp32_1 = tcg_const_i32(r1); | |
1508 | tmp32_2 = tcg_const_i32(r3); | |
1509 | potential_page_fault(s); | |
1510 | /* XXX rewrite in tcg */ | |
19b0516f | 1511 | gen_helper_cdsg(cc_op, cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
1512 | set_cc_static(s); |
1513 | tcg_temp_free_i64(tmp); | |
1514 | tcg_temp_free_i32(tmp32_1); | |
1515 | tcg_temp_free_i32(tmp32_2); | |
1516 | break; | |
e023e832 AG |
1517 | case 0x52: /* MVIY D1(B1),I2 [SIY] */ |
1518 | tmp = get_address(s, 0, b2, d2); /* SIY -> this is the destination */ | |
1519 | tmp2 = tcg_const_i64((r1 << 4) | r3); | |
1520 | tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); | |
1521 | tcg_temp_free_i64(tmp); | |
1522 | tcg_temp_free_i64(tmp2); | |
1523 | break; | |
e023e832 AG |
1524 | case 0x80: /* ICMH R1,M3,D2(B2) [RSY] */ |
1525 | tmp = get_address(s, 0, b2, d2); | |
1526 | tmp32_1 = tcg_const_i32(r1); | |
1527 | tmp32_2 = tcg_const_i32(r3); | |
1528 | potential_page_fault(s); | |
1529 | /* XXX split CC calculation out */ | |
19b0516f | 1530 | gen_helper_icmh(cc_op, cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
1531 | set_cc_static(s); |
1532 | tcg_temp_free_i64(tmp); | |
1533 | tcg_temp_free_i32(tmp32_1); | |
1534 | tcg_temp_free_i32(tmp32_2); | |
1535 | break; | |
1536 | default: | |
1537 | LOG_DISAS("illegal eb operation 0x%x\n", op); | |
d5a103cd | 1538 | gen_illegal_opcode(s); |
e023e832 AG |
1539 | break; |
1540 | } | |
1541 | } | |
1542 | ||
46ee3d84 BS |
1543 | static void disas_ed(CPUS390XState *env, DisasContext *s, int op, int r1, |
1544 | int x2, int b2, int d2, int r1b) | |
e023e832 AG |
1545 | { |
1546 | TCGv_i32 tmp_r1, tmp32; | |
1547 | TCGv_i64 addr, tmp; | |
1548 | addr = get_address(s, x2, b2, d2); | |
1549 | tmp_r1 = tcg_const_i32(r1); | |
1550 | switch (op) { | |
27b5979d AG |
1551 | case 0x4: /* LDEB R1,D2(X2,B2) [RXE] */ |
1552 | potential_page_fault(s); | |
449c0d70 | 1553 | gen_helper_ldeb(cpu_env, tmp_r1, addr); |
27b5979d | 1554 | break; |
e023e832 AG |
1555 | case 0x5: /* LXDB R1,D2(X2,B2) [RXE] */ |
1556 | potential_page_fault(s); | |
449c0d70 | 1557 | gen_helper_lxdb(cpu_env, tmp_r1, addr); |
e023e832 AG |
1558 | break; |
1559 | case 0x9: /* CEB R1,D2(X2,B2) [RXE] */ | |
1560 | tmp = tcg_temp_new_i64(); | |
1561 | tmp32 = load_freg32(r1); | |
1562 | tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); | |
1563 | set_cc_cmp_f32_i64(s, tmp32, tmp); | |
1564 | tcg_temp_free_i64(tmp); | |
1565 | tcg_temp_free_i32(tmp32); | |
1566 | break; | |
1567 | case 0xa: /* AEB R1,D2(X2,B2) [RXE] */ | |
1568 | tmp = tcg_temp_new_i64(); | |
1569 | tmp32 = tcg_temp_new_i32(); | |
1570 | tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); | |
1571 | tcg_gen_trunc_i64_i32(tmp32, tmp); | |
449c0d70 | 1572 | gen_helper_aeb(cpu_env, tmp_r1, tmp32); |
e023e832 AG |
1573 | tcg_temp_free_i64(tmp); |
1574 | tcg_temp_free_i32(tmp32); | |
1575 | ||
1576 | tmp32 = load_freg32(r1); | |
e72ca652 | 1577 | gen_set_cc_nz_f32(s, tmp32); |
e023e832 AG |
1578 | tcg_temp_free_i32(tmp32); |
1579 | break; | |
1580 | case 0xb: /* SEB R1,D2(X2,B2) [RXE] */ | |
1581 | tmp = tcg_temp_new_i64(); | |
1582 | tmp32 = tcg_temp_new_i32(); | |
1583 | tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); | |
1584 | tcg_gen_trunc_i64_i32(tmp32, tmp); | |
449c0d70 | 1585 | gen_helper_seb(cpu_env, tmp_r1, tmp32); |
e023e832 AG |
1586 | tcg_temp_free_i64(tmp); |
1587 | tcg_temp_free_i32(tmp32); | |
1588 | ||
1589 | tmp32 = load_freg32(r1); | |
e72ca652 | 1590 | gen_set_cc_nz_f32(s, tmp32); |
e023e832 AG |
1591 | tcg_temp_free_i32(tmp32); |
1592 | break; | |
1593 | case 0xd: /* DEB R1,D2(X2,B2) [RXE] */ | |
1594 | tmp = tcg_temp_new_i64(); | |
1595 | tmp32 = tcg_temp_new_i32(); | |
1596 | tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); | |
1597 | tcg_gen_trunc_i64_i32(tmp32, tmp); | |
449c0d70 | 1598 | gen_helper_deb(cpu_env, tmp_r1, tmp32); |
e023e832 AG |
1599 | tcg_temp_free_i64(tmp); |
1600 | tcg_temp_free_i32(tmp32); | |
1601 | break; | |
1602 | case 0x10: /* TCEB R1,D2(X2,B2) [RXE] */ | |
1603 | potential_page_fault(s); | |
449c0d70 | 1604 | gen_helper_tceb(cc_op, cpu_env, tmp_r1, addr); |
e023e832 AG |
1605 | set_cc_static(s); |
1606 | break; | |
1607 | case 0x11: /* TCDB R1,D2(X2,B2) [RXE] */ | |
1608 | potential_page_fault(s); | |
449c0d70 | 1609 | gen_helper_tcdb(cc_op, cpu_env, tmp_r1, addr); |
e023e832 AG |
1610 | set_cc_static(s); |
1611 | break; | |
1612 | case 0x12: /* TCXB R1,D2(X2,B2) [RXE] */ | |
1613 | potential_page_fault(s); | |
449c0d70 | 1614 | gen_helper_tcxb(cc_op, cpu_env, tmp_r1, addr); |
e023e832 AG |
1615 | set_cc_static(s); |
1616 | break; | |
1617 | case 0x17: /* MEEB R1,D2(X2,B2) [RXE] */ | |
1618 | tmp = tcg_temp_new_i64(); | |
1619 | tmp32 = tcg_temp_new_i32(); | |
1620 | tcg_gen_qemu_ld32u(tmp, addr, get_mem_index(s)); | |
1621 | tcg_gen_trunc_i64_i32(tmp32, tmp); | |
449c0d70 | 1622 | gen_helper_meeb(cpu_env, tmp_r1, tmp32); |
e023e832 AG |
1623 | tcg_temp_free_i64(tmp); |
1624 | tcg_temp_free_i32(tmp32); | |
1625 | break; | |
1626 | case 0x19: /* CDB R1,D2(X2,B2) [RXE] */ | |
1627 | potential_page_fault(s); | |
449c0d70 | 1628 | gen_helper_cdb(cc_op, cpu_env, tmp_r1, addr); |
e023e832 AG |
1629 | set_cc_static(s); |
1630 | break; | |
1631 | case 0x1a: /* ADB R1,D2(X2,B2) [RXE] */ | |
1632 | potential_page_fault(s); | |
449c0d70 | 1633 | gen_helper_adb(cc_op, cpu_env, tmp_r1, addr); |
e023e832 AG |
1634 | set_cc_static(s); |
1635 | break; | |
1636 | case 0x1b: /* SDB R1,D2(X2,B2) [RXE] */ | |
1637 | potential_page_fault(s); | |
449c0d70 | 1638 | gen_helper_sdb(cc_op, cpu_env, tmp_r1, addr); |
e023e832 AG |
1639 | set_cc_static(s); |
1640 | break; | |
1641 | case 0x1c: /* MDB R1,D2(X2,B2) [RXE] */ | |
1642 | potential_page_fault(s); | |
449c0d70 | 1643 | gen_helper_mdb(cpu_env, tmp_r1, addr); |
e023e832 AG |
1644 | break; |
1645 | case 0x1d: /* DDB R1,D2(X2,B2) [RXE] */ | |
1646 | potential_page_fault(s); | |
449c0d70 | 1647 | gen_helper_ddb(cpu_env, tmp_r1, addr); |
e023e832 AG |
1648 | break; |
1649 | case 0x1e: /* MADB R1,R3,D2(X2,B2) [RXF] */ | |
1650 | /* for RXF insns, r1 is R3 and r1b is R1 */ | |
1651 | tmp32 = tcg_const_i32(r1b); | |
1652 | potential_page_fault(s); | |
449c0d70 | 1653 | gen_helper_madb(cpu_env, tmp32, addr, tmp_r1); |
e023e832 AG |
1654 | tcg_temp_free_i32(tmp32); |
1655 | break; | |
1656 | default: | |
1657 | LOG_DISAS("illegal ed operation 0x%x\n", op); | |
d5a103cd | 1658 | gen_illegal_opcode(s); |
e023e832 AG |
1659 | return; |
1660 | } | |
1661 | tcg_temp_free_i32(tmp_r1); | |
1662 | tcg_temp_free_i64(addr); | |
1663 | } | |
1664 | ||
46ee3d84 BS |
1665 | static void disas_b2(CPUS390XState *env, DisasContext *s, int op, |
1666 | uint32_t insn) | |
e023e832 AG |
1667 | { |
1668 | TCGv_i64 tmp, tmp2, tmp3; | |
1669 | TCGv_i32 tmp32_1, tmp32_2, tmp32_3; | |
1670 | int r1, r2; | |
e023e832 AG |
1671 | #ifndef CONFIG_USER_ONLY |
1672 | int r3, d2, b2; | |
1673 | #endif | |
1674 | ||
1675 | r1 = (insn >> 4) & 0xf; | |
1676 | r2 = insn & 0xf; | |
1677 | ||
1678 | LOG_DISAS("disas_b2: op 0x%x r1 %d r2 %d\n", op, r1, r2); | |
1679 | ||
1680 | switch (op) { | |
1681 | case 0x22: /* IPM R1 [RRE] */ | |
1682 | tmp32_1 = tcg_const_i32(r1); | |
1683 | gen_op_calc_cc(s); | |
932385a3 | 1684 | gen_helper_ipm(cpu_env, cc_op, tmp32_1); |
e023e832 AG |
1685 | tcg_temp_free_i32(tmp32_1); |
1686 | break; | |
1687 | case 0x41: /* CKSM R1,R2 [RRE] */ | |
1688 | tmp32_1 = tcg_const_i32(r1); | |
1689 | tmp32_2 = tcg_const_i32(r2); | |
1690 | potential_page_fault(s); | |
19b0516f | 1691 | gen_helper_cksm(cpu_env, tmp32_1, tmp32_2); |
e023e832 AG |
1692 | tcg_temp_free_i32(tmp32_1); |
1693 | tcg_temp_free_i32(tmp32_2); | |
1694 | gen_op_movi_cc(s, 0); | |
1695 | break; | |
1696 | case 0x4e: /* SAR R1,R2 [RRE] */ | |
1697 | tmp32_1 = load_reg32(r2); | |
a4e3ad19 | 1698 | tcg_gen_st_i32(tmp32_1, cpu_env, offsetof(CPUS390XState, aregs[r1])); |
e023e832 AG |
1699 | tcg_temp_free_i32(tmp32_1); |
1700 | break; | |
1701 | case 0x4f: /* EAR R1,R2 [RRE] */ | |
1702 | tmp32_1 = tcg_temp_new_i32(); | |
a4e3ad19 | 1703 | tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUS390XState, aregs[r2])); |
e023e832 AG |
1704 | store_reg32(r1, tmp32_1); |
1705 | tcg_temp_free_i32(tmp32_1); | |
1706 | break; | |
e023e832 AG |
1707 | case 0x54: /* MVPG R1,R2 [RRE] */ |
1708 | tmp = load_reg(0); | |
1709 | tmp2 = load_reg(r1); | |
1710 | tmp3 = load_reg(r2); | |
1711 | potential_page_fault(s); | |
19b0516f | 1712 | gen_helper_mvpg(cpu_env, tmp, tmp2, tmp3); |
e023e832 AG |
1713 | tcg_temp_free_i64(tmp); |
1714 | tcg_temp_free_i64(tmp2); | |
1715 | tcg_temp_free_i64(tmp3); | |
1716 | /* XXX check CCO bit and set CC accordingly */ | |
1717 | gen_op_movi_cc(s, 0); | |
1718 | break; | |
1719 | case 0x55: /* MVST R1,R2 [RRE] */ | |
1720 | tmp32_1 = load_reg32(0); | |
1721 | tmp32_2 = tcg_const_i32(r1); | |
1722 | tmp32_3 = tcg_const_i32(r2); | |
1723 | potential_page_fault(s); | |
19b0516f | 1724 | gen_helper_mvst(cpu_env, tmp32_1, tmp32_2, tmp32_3); |
e023e832 AG |
1725 | tcg_temp_free_i32(tmp32_1); |
1726 | tcg_temp_free_i32(tmp32_2); | |
1727 | tcg_temp_free_i32(tmp32_3); | |
1728 | gen_op_movi_cc(s, 1); | |
1729 | break; | |
1730 | case 0x5d: /* CLST R1,R2 [RRE] */ | |
1731 | tmp32_1 = load_reg32(0); | |
1732 | tmp32_2 = tcg_const_i32(r1); | |
1733 | tmp32_3 = tcg_const_i32(r2); | |
1734 | potential_page_fault(s); | |
19b0516f | 1735 | gen_helper_clst(cc_op, cpu_env, tmp32_1, tmp32_2, tmp32_3); |
e023e832 AG |
1736 | set_cc_static(s); |
1737 | tcg_temp_free_i32(tmp32_1); | |
1738 | tcg_temp_free_i32(tmp32_2); | |
1739 | tcg_temp_free_i32(tmp32_3); | |
1740 | break; | |
1741 | case 0x5e: /* SRST R1,R2 [RRE] */ | |
1742 | tmp32_1 = load_reg32(0); | |
1743 | tmp32_2 = tcg_const_i32(r1); | |
1744 | tmp32_3 = tcg_const_i32(r2); | |
1745 | potential_page_fault(s); | |
19b0516f | 1746 | gen_helper_srst(cc_op, cpu_env, tmp32_1, tmp32_2, tmp32_3); |
e023e832 AG |
1747 | set_cc_static(s); |
1748 | tcg_temp_free_i32(tmp32_1); | |
1749 | tcg_temp_free_i32(tmp32_2); | |
1750 | tcg_temp_free_i32(tmp32_3); | |
1751 | break; | |
1752 | ||
1753 | #ifndef CONFIG_USER_ONLY | |
1754 | case 0x02: /* STIDP D2(B2) [S] */ | |
1755 | /* Store CPU ID */ | |
d5a103cd | 1756 | check_privileged(s); |
e023e832 AG |
1757 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1758 | tmp = get_address(s, 0, b2, d2); | |
1759 | potential_page_fault(s); | |
089f5c06 | 1760 | gen_helper_stidp(cpu_env, tmp); |
e023e832 AG |
1761 | tcg_temp_free_i64(tmp); |
1762 | break; | |
1763 | case 0x04: /* SCK D2(B2) [S] */ | |
1764 | /* Set Clock */ | |
d5a103cd | 1765 | check_privileged(s); |
e023e832 AG |
1766 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1767 | tmp = get_address(s, 0, b2, d2); | |
1768 | potential_page_fault(s); | |
1769 | gen_helper_sck(cc_op, tmp); | |
1770 | set_cc_static(s); | |
1771 | tcg_temp_free_i64(tmp); | |
1772 | break; | |
1773 | case 0x05: /* STCK D2(B2) [S] */ | |
1774 | /* Store Clock */ | |
1775 | decode_rs(s, insn, &r1, &r3, &b2, &d2); | |
1776 | tmp = get_address(s, 0, b2, d2); | |
1777 | potential_page_fault(s); | |
089f5c06 | 1778 | gen_helper_stck(cc_op, cpu_env, tmp); |
e023e832 AG |
1779 | set_cc_static(s); |
1780 | tcg_temp_free_i64(tmp); | |
1781 | break; | |
1782 | case 0x06: /* SCKC D2(B2) [S] */ | |
1783 | /* Set Clock Comparator */ | |
d5a103cd | 1784 | check_privileged(s); |
e023e832 AG |
1785 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1786 | tmp = get_address(s, 0, b2, d2); | |
1787 | potential_page_fault(s); | |
089f5c06 | 1788 | gen_helper_sckc(cpu_env, tmp); |
e023e832 AG |
1789 | tcg_temp_free_i64(tmp); |
1790 | break; | |
1791 | case 0x07: /* STCKC D2(B2) [S] */ | |
1792 | /* Store Clock Comparator */ | |
d5a103cd | 1793 | check_privileged(s); |
e023e832 AG |
1794 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1795 | tmp = get_address(s, 0, b2, d2); | |
1796 | potential_page_fault(s); | |
089f5c06 | 1797 | gen_helper_stckc(cpu_env, tmp); |
e023e832 AG |
1798 | tcg_temp_free_i64(tmp); |
1799 | break; | |
1800 | case 0x08: /* SPT D2(B2) [S] */ | |
1801 | /* Set CPU Timer */ | |
d5a103cd | 1802 | check_privileged(s); |
e023e832 AG |
1803 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1804 | tmp = get_address(s, 0, b2, d2); | |
1805 | potential_page_fault(s); | |
089f5c06 | 1806 | gen_helper_spt(cpu_env, tmp); |
e023e832 AG |
1807 | tcg_temp_free_i64(tmp); |
1808 | break; | |
1809 | case 0x09: /* STPT D2(B2) [S] */ | |
1810 | /* Store CPU Timer */ | |
d5a103cd | 1811 | check_privileged(s); |
e023e832 AG |
1812 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1813 | tmp = get_address(s, 0, b2, d2); | |
1814 | potential_page_fault(s); | |
089f5c06 | 1815 | gen_helper_stpt(cpu_env, tmp); |
e023e832 AG |
1816 | tcg_temp_free_i64(tmp); |
1817 | break; | |
1818 | case 0x0a: /* SPKA D2(B2) [S] */ | |
1819 | /* Set PSW Key from Address */ | |
d5a103cd | 1820 | check_privileged(s); |
e023e832 AG |
1821 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1822 | tmp = get_address(s, 0, b2, d2); | |
1823 | tmp2 = tcg_temp_new_i64(); | |
1824 | tcg_gen_andi_i64(tmp2, psw_mask, ~PSW_MASK_KEY); | |
1825 | tcg_gen_shli_i64(tmp, tmp, PSW_SHIFT_KEY - 4); | |
1826 | tcg_gen_or_i64(psw_mask, tmp2, tmp); | |
1827 | tcg_temp_free_i64(tmp2); | |
1828 | tcg_temp_free_i64(tmp); | |
1829 | break; | |
1830 | case 0x0d: /* PTLB [S] */ | |
1831 | /* Purge TLB */ | |
d5a103cd | 1832 | check_privileged(s); |
19b0516f | 1833 | gen_helper_ptlb(cpu_env); |
e023e832 AG |
1834 | break; |
1835 | case 0x10: /* SPX D2(B2) [S] */ | |
1836 | /* Set Prefix Register */ | |
d5a103cd | 1837 | check_privileged(s); |
e023e832 AG |
1838 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1839 | tmp = get_address(s, 0, b2, d2); | |
1840 | potential_page_fault(s); | |
089f5c06 | 1841 | gen_helper_spx(cpu_env, tmp); |
e023e832 AG |
1842 | tcg_temp_free_i64(tmp); |
1843 | break; | |
1844 | case 0x11: /* STPX D2(B2) [S] */ | |
1845 | /* Store Prefix */ | |
d5a103cd | 1846 | check_privileged(s); |
e023e832 AG |
1847 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1848 | tmp = get_address(s, 0, b2, d2); | |
1849 | tmp2 = tcg_temp_new_i64(); | |
a4e3ad19 | 1850 | tcg_gen_ld_i64(tmp2, cpu_env, offsetof(CPUS390XState, psa)); |
e023e832 AG |
1851 | tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); |
1852 | tcg_temp_free_i64(tmp); | |
1853 | tcg_temp_free_i64(tmp2); | |
1854 | break; | |
1855 | case 0x12: /* STAP D2(B2) [S] */ | |
1856 | /* Store CPU Address */ | |
d5a103cd | 1857 | check_privileged(s); |
e023e832 AG |
1858 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1859 | tmp = get_address(s, 0, b2, d2); | |
1860 | tmp2 = tcg_temp_new_i64(); | |
1861 | tmp32_1 = tcg_temp_new_i32(); | |
a4e3ad19 | 1862 | tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUS390XState, cpu_num)); |
e023e832 AG |
1863 | tcg_gen_extu_i32_i64(tmp2, tmp32_1); |
1864 | tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); | |
1865 | tcg_temp_free_i64(tmp); | |
1866 | tcg_temp_free_i64(tmp2); | |
1867 | tcg_temp_free_i32(tmp32_1); | |
1868 | break; | |
1869 | case 0x21: /* IPTE R1,R2 [RRE] */ | |
1870 | /* Invalidate PTE */ | |
d5a103cd | 1871 | check_privileged(s); |
e023e832 AG |
1872 | r1 = (insn >> 4) & 0xf; |
1873 | r2 = insn & 0xf; | |
1874 | tmp = load_reg(r1); | |
1875 | tmp2 = load_reg(r2); | |
19b0516f | 1876 | gen_helper_ipte(cpu_env, tmp, tmp2); |
e023e832 AG |
1877 | tcg_temp_free_i64(tmp); |
1878 | tcg_temp_free_i64(tmp2); | |
1879 | break; | |
1880 | case 0x29: /* ISKE R1,R2 [RRE] */ | |
1881 | /* Insert Storage Key Extended */ | |
d5a103cd | 1882 | check_privileged(s); |
e023e832 AG |
1883 | r1 = (insn >> 4) & 0xf; |
1884 | r2 = insn & 0xf; | |
1885 | tmp = load_reg(r2); | |
1886 | tmp2 = tcg_temp_new_i64(); | |
19b0516f | 1887 | gen_helper_iske(tmp2, cpu_env, tmp); |
e023e832 AG |
1888 | store_reg(r1, tmp2); |
1889 | tcg_temp_free_i64(tmp); | |
1890 | tcg_temp_free_i64(tmp2); | |
1891 | break; | |
1892 | case 0x2a: /* RRBE R1,R2 [RRE] */ | |
1893 | /* Set Storage Key Extended */ | |
d5a103cd | 1894 | check_privileged(s); |
e023e832 AG |
1895 | r1 = (insn >> 4) & 0xf; |
1896 | r2 = insn & 0xf; | |
1897 | tmp32_1 = load_reg32(r1); | |
1898 | tmp = load_reg(r2); | |
19b0516f | 1899 | gen_helper_rrbe(cc_op, cpu_env, tmp32_1, tmp); |
e023e832 AG |
1900 | set_cc_static(s); |
1901 | tcg_temp_free_i32(tmp32_1); | |
1902 | tcg_temp_free_i64(tmp); | |
1903 | break; | |
1904 | case 0x2b: /* SSKE R1,R2 [RRE] */ | |
1905 | /* Set Storage Key Extended */ | |
d5a103cd | 1906 | check_privileged(s); |
e023e832 AG |
1907 | r1 = (insn >> 4) & 0xf; |
1908 | r2 = insn & 0xf; | |
1909 | tmp32_1 = load_reg32(r1); | |
1910 | tmp = load_reg(r2); | |
19b0516f | 1911 | gen_helper_sske(cpu_env, tmp32_1, tmp); |
e023e832 AG |
1912 | tcg_temp_free_i32(tmp32_1); |
1913 | tcg_temp_free_i64(tmp); | |
1914 | break; | |
1915 | case 0x34: /* STCH ? */ | |
1916 | /* Store Subchannel */ | |
d5a103cd | 1917 | check_privileged(s); |
e023e832 AG |
1918 | gen_op_movi_cc(s, 3); |
1919 | break; | |
1920 | case 0x46: /* STURA R1,R2 [RRE] */ | |
1921 | /* Store Using Real Address */ | |
d5a103cd | 1922 | check_privileged(s); |
e023e832 AG |
1923 | r1 = (insn >> 4) & 0xf; |
1924 | r2 = insn & 0xf; | |
1925 | tmp32_1 = load_reg32(r1); | |
1926 | tmp = load_reg(r2); | |
1927 | potential_page_fault(s); | |
19b0516f | 1928 | gen_helper_stura(cpu_env, tmp, tmp32_1); |
e023e832 AG |
1929 | tcg_temp_free_i32(tmp32_1); |
1930 | tcg_temp_free_i64(tmp); | |
1931 | break; | |
1932 | case 0x50: /* CSP R1,R2 [RRE] */ | |
1933 | /* Compare And Swap And Purge */ | |
d5a103cd | 1934 | check_privileged(s); |
e023e832 AG |
1935 | r1 = (insn >> 4) & 0xf; |
1936 | r2 = insn & 0xf; | |
1937 | tmp32_1 = tcg_const_i32(r1); | |
1938 | tmp32_2 = tcg_const_i32(r2); | |
19b0516f | 1939 | gen_helper_csp(cc_op, cpu_env, tmp32_1, tmp32_2); |
e023e832 AG |
1940 | set_cc_static(s); |
1941 | tcg_temp_free_i32(tmp32_1); | |
1942 | tcg_temp_free_i32(tmp32_2); | |
1943 | break; | |
1944 | case 0x5f: /* CHSC ? */ | |
1945 | /* Channel Subsystem Call */ | |
d5a103cd | 1946 | check_privileged(s); |
e023e832 AG |
1947 | gen_op_movi_cc(s, 3); |
1948 | break; | |
1949 | case 0x78: /* STCKE D2(B2) [S] */ | |
1950 | /* Store Clock Extended */ | |
1951 | decode_rs(s, insn, &r1, &r3, &b2, &d2); | |
1952 | tmp = get_address(s, 0, b2, d2); | |
1953 | potential_page_fault(s); | |
089f5c06 | 1954 | gen_helper_stcke(cc_op, cpu_env, tmp); |
e023e832 AG |
1955 | set_cc_static(s); |
1956 | tcg_temp_free_i64(tmp); | |
1957 | break; | |
1958 | case 0x79: /* SACF D2(B2) [S] */ | |
afd43fec | 1959 | /* Set Address Space Control Fast */ |
d5a103cd | 1960 | check_privileged(s); |
e023e832 AG |
1961 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1962 | tmp = get_address(s, 0, b2, d2); | |
1963 | potential_page_fault(s); | |
932385a3 | 1964 | gen_helper_sacf(cpu_env, tmp); |
e023e832 AG |
1965 | tcg_temp_free_i64(tmp); |
1966 | /* addressing mode has changed, so end the block */ | |
d5a103cd | 1967 | s->pc = s->next_pc; |
e023e832 | 1968 | update_psw_addr(s); |
afd43fec | 1969 | s->is_jmp = DISAS_JUMP; |
e023e832 AG |
1970 | break; |
1971 | case 0x7d: /* STSI D2,(B2) [S] */ | |
d5a103cd | 1972 | check_privileged(s); |
e023e832 AG |
1973 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
1974 | tmp = get_address(s, 0, b2, d2); | |
1975 | tmp32_1 = load_reg32(0); | |
1976 | tmp32_2 = load_reg32(1); | |
1977 | potential_page_fault(s); | |
089f5c06 | 1978 | gen_helper_stsi(cc_op, cpu_env, tmp, tmp32_1, tmp32_2); |
e023e832 AG |
1979 | set_cc_static(s); |
1980 | tcg_temp_free_i64(tmp); | |
1981 | tcg_temp_free_i32(tmp32_1); | |
1982 | tcg_temp_free_i32(tmp32_2); | |
1983 | break; | |
1984 | case 0x9d: /* LFPC D2(B2) [S] */ | |
1985 | decode_rs(s, insn, &r1, &r3, &b2, &d2); | |
1986 | tmp = get_address(s, 0, b2, d2); | |
1987 | tmp2 = tcg_temp_new_i64(); | |
1988 | tmp32_1 = tcg_temp_new_i32(); | |
1989 | tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); | |
1990 | tcg_gen_trunc_i64_i32(tmp32_1, tmp2); | |
a4e3ad19 | 1991 | tcg_gen_st_i32(tmp32_1, cpu_env, offsetof(CPUS390XState, fpc)); |
e023e832 AG |
1992 | tcg_temp_free_i64(tmp); |
1993 | tcg_temp_free_i64(tmp2); | |
1994 | tcg_temp_free_i32(tmp32_1); | |
1995 | break; | |
1996 | case 0xb1: /* STFL D2(B2) [S] */ | |
1997 | /* Store Facility List (CPU features) at 200 */ | |
d5a103cd | 1998 | check_privileged(s); |
e023e832 AG |
1999 | tmp2 = tcg_const_i64(0xc0000000); |
2000 | tmp = tcg_const_i64(200); | |
2001 | tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); | |
2002 | tcg_temp_free_i64(tmp2); | |
2003 | tcg_temp_free_i64(tmp); | |
2004 | break; | |
2005 | case 0xb2: /* LPSWE D2(B2) [S] */ | |
2006 | /* Load PSW Extended */ | |
d5a103cd | 2007 | check_privileged(s); |
e023e832 AG |
2008 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2009 | tmp = get_address(s, 0, b2, d2); | |
2010 | tmp2 = tcg_temp_new_i64(); | |
2011 | tmp3 = tcg_temp_new_i64(); | |
2012 | tcg_gen_qemu_ld64(tmp2, tmp, get_mem_index(s)); | |
2013 | tcg_gen_addi_i64(tmp, tmp, 8); | |
2014 | tcg_gen_qemu_ld64(tmp3, tmp, get_mem_index(s)); | |
932385a3 | 2015 | gen_helper_load_psw(cpu_env, tmp2, tmp3); |
e023e832 AG |
2016 | /* we need to keep cc_op intact */ |
2017 | s->is_jmp = DISAS_JUMP; | |
2018 | tcg_temp_free_i64(tmp); | |
e32a1832 SW |
2019 | tcg_temp_free_i64(tmp2); |
2020 | tcg_temp_free_i64(tmp3); | |
e023e832 AG |
2021 | break; |
2022 | case 0x20: /* SERVC R1,R2 [RRE] */ | |
2023 | /* SCLP Service call (PV hypercall) */ | |
d5a103cd | 2024 | check_privileged(s); |
e023e832 AG |
2025 | potential_page_fault(s); |
2026 | tmp32_1 = load_reg32(r2); | |
2027 | tmp = load_reg(r1); | |
089f5c06 | 2028 | gen_helper_servc(cc_op, cpu_env, tmp32_1, tmp); |
e023e832 AG |
2029 | set_cc_static(s); |
2030 | tcg_temp_free_i32(tmp32_1); | |
2031 | tcg_temp_free_i64(tmp); | |
2032 | break; | |
2033 | #endif | |
2034 | default: | |
2035 | LOG_DISAS("illegal b2 operation 0x%x\n", op); | |
d5a103cd | 2036 | gen_illegal_opcode(s); |
e023e832 AG |
2037 | break; |
2038 | } | |
2039 | } | |
2040 | ||
46ee3d84 BS |
2041 | static void disas_b3(CPUS390XState *env, DisasContext *s, int op, int m3, |
2042 | int r1, int r2) | |
e023e832 AG |
2043 | { |
2044 | TCGv_i64 tmp; | |
2045 | TCGv_i32 tmp32_1, tmp32_2, tmp32_3; | |
2046 | LOG_DISAS("disas_b3: op 0x%x m3 0x%x r1 %d r2 %d\n", op, m3, r1, r2); | |
2047 | #define FP_HELPER(i) \ | |
2048 | tmp32_1 = tcg_const_i32(r1); \ | |
2049 | tmp32_2 = tcg_const_i32(r2); \ | |
449c0d70 | 2050 | gen_helper_ ## i(cpu_env, tmp32_1, tmp32_2); \ |
e023e832 AG |
2051 | tcg_temp_free_i32(tmp32_1); \ |
2052 | tcg_temp_free_i32(tmp32_2); | |
2053 | ||
2054 | #define FP_HELPER_CC(i) \ | |
2055 | tmp32_1 = tcg_const_i32(r1); \ | |
2056 | tmp32_2 = tcg_const_i32(r2); \ | |
449c0d70 | 2057 | gen_helper_ ## i(cc_op, cpu_env, tmp32_1, tmp32_2); \ |
e023e832 AG |
2058 | set_cc_static(s); \ |
2059 | tcg_temp_free_i32(tmp32_1); \ | |
2060 | tcg_temp_free_i32(tmp32_2); | |
2061 | ||
2062 | switch (op) { | |
2063 | case 0x0: /* LPEBR R1,R2 [RRE] */ | |
2064 | FP_HELPER_CC(lpebr); | |
2065 | break; | |
2066 | case 0x2: /* LTEBR R1,R2 [RRE] */ | |
2067 | FP_HELPER_CC(ltebr); | |
2068 | break; | |
2069 | case 0x3: /* LCEBR R1,R2 [RRE] */ | |
2070 | FP_HELPER_CC(lcebr); | |
2071 | break; | |
2072 | case 0x4: /* LDEBR R1,R2 [RRE] */ | |
2073 | FP_HELPER(ldebr); | |
2074 | break; | |
2075 | case 0x5: /* LXDBR R1,R2 [RRE] */ | |
2076 | FP_HELPER(lxdbr); | |
2077 | break; | |
2078 | case 0x9: /* CEBR R1,R2 [RRE] */ | |
2079 | FP_HELPER_CC(cebr); | |
2080 | break; | |
2081 | case 0xa: /* AEBR R1,R2 [RRE] */ | |
2082 | FP_HELPER_CC(aebr); | |
2083 | break; | |
2084 | case 0xb: /* SEBR R1,R2 [RRE] */ | |
2085 | FP_HELPER_CC(sebr); | |
2086 | break; | |
2087 | case 0xd: /* DEBR R1,R2 [RRE] */ | |
2088 | FP_HELPER(debr); | |
2089 | break; | |
2090 | case 0x10: /* LPDBR R1,R2 [RRE] */ | |
2091 | FP_HELPER_CC(lpdbr); | |
2092 | break; | |
2093 | case 0x12: /* LTDBR R1,R2 [RRE] */ | |
2094 | FP_HELPER_CC(ltdbr); | |
2095 | break; | |
2096 | case 0x13: /* LCDBR R1,R2 [RRE] */ | |
2097 | FP_HELPER_CC(lcdbr); | |
2098 | break; | |
2099 | case 0x15: /* SQBDR R1,R2 [RRE] */ | |
2100 | FP_HELPER(sqdbr); | |
2101 | break; | |
2102 | case 0x17: /* MEEBR R1,R2 [RRE] */ | |
2103 | FP_HELPER(meebr); | |
2104 | break; | |
2105 | case 0x19: /* CDBR R1,R2 [RRE] */ | |
2106 | FP_HELPER_CC(cdbr); | |
2107 | break; | |
2108 | case 0x1a: /* ADBR R1,R2 [RRE] */ | |
2109 | FP_HELPER_CC(adbr); | |
2110 | break; | |
2111 | case 0x1b: /* SDBR R1,R2 [RRE] */ | |
2112 | FP_HELPER_CC(sdbr); | |
2113 | break; | |
2114 | case 0x1c: /* MDBR R1,R2 [RRE] */ | |
2115 | FP_HELPER(mdbr); | |
2116 | break; | |
2117 | case 0x1d: /* DDBR R1,R2 [RRE] */ | |
2118 | FP_HELPER(ddbr); | |
2119 | break; | |
2120 | case 0xe: /* MAEBR R1,R3,R2 [RRF] */ | |
2121 | case 0x1e: /* MADBR R1,R3,R2 [RRF] */ | |
2122 | case 0x1f: /* MSDBR R1,R3,R2 [RRF] */ | |
2123 | /* for RRF insns, m3 is R1, r1 is R3, and r2 is R2 */ | |
2124 | tmp32_1 = tcg_const_i32(m3); | |
2125 | tmp32_2 = tcg_const_i32(r2); | |
2126 | tmp32_3 = tcg_const_i32(r1); | |
2127 | switch (op) { | |
2128 | case 0xe: | |
449c0d70 | 2129 | gen_helper_maebr(cpu_env, tmp32_1, tmp32_3, tmp32_2); |
e023e832 AG |
2130 | break; |
2131 | case 0x1e: | |
449c0d70 | 2132 | gen_helper_madbr(cpu_env, tmp32_1, tmp32_3, tmp32_2); |
e023e832 AG |
2133 | break; |
2134 | case 0x1f: | |
449c0d70 | 2135 | gen_helper_msdbr(cpu_env, tmp32_1, tmp32_3, tmp32_2); |
e023e832 AG |
2136 | break; |
2137 | default: | |
2138 | tcg_abort(); | |
2139 | } | |
2140 | tcg_temp_free_i32(tmp32_1); | |
2141 | tcg_temp_free_i32(tmp32_2); | |
2142 | tcg_temp_free_i32(tmp32_3); | |
2143 | break; | |
2144 | case 0x40: /* LPXBR R1,R2 [RRE] */ | |
2145 | FP_HELPER_CC(lpxbr); | |
2146 | break; | |
2147 | case 0x42: /* LTXBR R1,R2 [RRE] */ | |
2148 | FP_HELPER_CC(ltxbr); | |
2149 | break; | |
2150 | case 0x43: /* LCXBR R1,R2 [RRE] */ | |
2151 | FP_HELPER_CC(lcxbr); | |
2152 | break; | |
2153 | case 0x44: /* LEDBR R1,R2 [RRE] */ | |
2154 | FP_HELPER(ledbr); | |
2155 | break; | |
2156 | case 0x45: /* LDXBR R1,R2 [RRE] */ | |
2157 | FP_HELPER(ldxbr); | |
2158 | break; | |
2159 | case 0x46: /* LEXBR R1,R2 [RRE] */ | |
2160 | FP_HELPER(lexbr); | |
2161 | break; | |
2162 | case 0x49: /* CXBR R1,R2 [RRE] */ | |
2163 | FP_HELPER_CC(cxbr); | |
2164 | break; | |
2165 | case 0x4a: /* AXBR R1,R2 [RRE] */ | |
2166 | FP_HELPER_CC(axbr); | |
2167 | break; | |
2168 | case 0x4b: /* SXBR R1,R2 [RRE] */ | |
2169 | FP_HELPER_CC(sxbr); | |
2170 | break; | |
2171 | case 0x4c: /* MXBR R1,R2 [RRE] */ | |
2172 | FP_HELPER(mxbr); | |
2173 | break; | |
2174 | case 0x4d: /* DXBR R1,R2 [RRE] */ | |
2175 | FP_HELPER(dxbr); | |
2176 | break; | |
2177 | case 0x65: /* LXR R1,R2 [RRE] */ | |
2178 | tmp = load_freg(r2); | |
2179 | store_freg(r1, tmp); | |
2180 | tcg_temp_free_i64(tmp); | |
2181 | tmp = load_freg(r2 + 2); | |
2182 | store_freg(r1 + 2, tmp); | |
2183 | tcg_temp_free_i64(tmp); | |
2184 | break; | |
2185 | case 0x74: /* LZER R1 [RRE] */ | |
2186 | tmp32_1 = tcg_const_i32(r1); | |
449c0d70 | 2187 | gen_helper_lzer(cpu_env, tmp32_1); |
e023e832 AG |
2188 | tcg_temp_free_i32(tmp32_1); |
2189 | break; | |
2190 | case 0x75: /* LZDR R1 [RRE] */ | |
2191 | tmp32_1 = tcg_const_i32(r1); | |
449c0d70 | 2192 | gen_helper_lzdr(cpu_env, tmp32_1); |
e023e832 AG |
2193 | tcg_temp_free_i32(tmp32_1); |
2194 | break; | |
2195 | case 0x76: /* LZXR R1 [RRE] */ | |
2196 | tmp32_1 = tcg_const_i32(r1); | |
449c0d70 | 2197 | gen_helper_lzxr(cpu_env, tmp32_1); |
e023e832 AG |
2198 | tcg_temp_free_i32(tmp32_1); |
2199 | break; | |
2200 | case 0x84: /* SFPC R1 [RRE] */ | |
2201 | tmp32_1 = load_reg32(r1); | |
a4e3ad19 | 2202 | tcg_gen_st_i32(tmp32_1, cpu_env, offsetof(CPUS390XState, fpc)); |
e023e832 AG |
2203 | tcg_temp_free_i32(tmp32_1); |
2204 | break; | |
2205 | case 0x8c: /* EFPC R1 [RRE] */ | |
2206 | tmp32_1 = tcg_temp_new_i32(); | |
a4e3ad19 | 2207 | tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUS390XState, fpc)); |
e023e832 AG |
2208 | store_reg32(r1, tmp32_1); |
2209 | tcg_temp_free_i32(tmp32_1); | |
2210 | break; | |
2211 | case 0x94: /* CEFBR R1,R2 [RRE] */ | |
2212 | case 0x95: /* CDFBR R1,R2 [RRE] */ | |
2213 | case 0x96: /* CXFBR R1,R2 [RRE] */ | |
2214 | tmp32_1 = tcg_const_i32(r1); | |
2215 | tmp32_2 = load_reg32(r2); | |
2216 | switch (op) { | |
2217 | case 0x94: | |
449c0d70 | 2218 | gen_helper_cefbr(cpu_env, tmp32_1, tmp32_2); |
e023e832 AG |
2219 | break; |
2220 | case 0x95: | |
449c0d70 | 2221 | gen_helper_cdfbr(cpu_env, tmp32_1, tmp32_2); |
e023e832 AG |
2222 | break; |
2223 | case 0x96: | |
449c0d70 | 2224 | gen_helper_cxfbr(cpu_env, tmp32_1, tmp32_2); |
e023e832 AG |
2225 | break; |
2226 | default: | |
2227 | tcg_abort(); | |
2228 | } | |
2229 | tcg_temp_free_i32(tmp32_1); | |
2230 | tcg_temp_free_i32(tmp32_2); | |
2231 | break; | |
2232 | case 0x98: /* CFEBR R1,R2 [RRE] */ | |
2233 | case 0x99: /* CFDBR R1,R2 [RRE] */ | |
2234 | case 0x9a: /* CFXBR R1,R2 [RRE] */ | |
2235 | tmp32_1 = tcg_const_i32(r1); | |
2236 | tmp32_2 = tcg_const_i32(r2); | |
2237 | tmp32_3 = tcg_const_i32(m3); | |
2238 | switch (op) { | |
2239 | case 0x98: | |
449c0d70 | 2240 | gen_helper_cfebr(cc_op, cpu_env, tmp32_1, tmp32_2, tmp32_3); |
e023e832 AG |
2241 | break; |
2242 | case 0x99: | |
449c0d70 | 2243 | gen_helper_cfdbr(cc_op, cpu_env, tmp32_1, tmp32_2, tmp32_3); |
e023e832 AG |
2244 | break; |
2245 | case 0x9a: | |
449c0d70 | 2246 | gen_helper_cfxbr(cc_op, cpu_env, tmp32_1, tmp32_2, tmp32_3); |
e023e832 AG |
2247 | break; |
2248 | default: | |
2249 | tcg_abort(); | |
2250 | } | |
2251 | set_cc_static(s); | |
2252 | tcg_temp_free_i32(tmp32_1); | |
2253 | tcg_temp_free_i32(tmp32_2); | |
2254 | tcg_temp_free_i32(tmp32_3); | |
2255 | break; | |
2256 | case 0xa4: /* CEGBR R1,R2 [RRE] */ | |
2257 | case 0xa5: /* CDGBR R1,R2 [RRE] */ | |
2258 | tmp32_1 = tcg_const_i32(r1); | |
2259 | tmp = load_reg(r2); | |
2260 | switch (op) { | |
2261 | case 0xa4: | |
449c0d70 | 2262 | gen_helper_cegbr(cpu_env, tmp32_1, tmp); |
e023e832 AG |
2263 | break; |
2264 | case 0xa5: | |
449c0d70 | 2265 | gen_helper_cdgbr(cpu_env, tmp32_1, tmp); |
e023e832 AG |
2266 | break; |
2267 | default: | |
2268 | tcg_abort(); | |
2269 | } | |
2270 | tcg_temp_free_i32(tmp32_1); | |
2271 | tcg_temp_free_i64(tmp); | |
2272 | break; | |
2273 | case 0xa6: /* CXGBR R1,R2 [RRE] */ | |
2274 | tmp32_1 = tcg_const_i32(r1); | |
2275 | tmp = load_reg(r2); | |
449c0d70 | 2276 | gen_helper_cxgbr(cpu_env, tmp32_1, tmp); |
e023e832 AG |
2277 | tcg_temp_free_i32(tmp32_1); |
2278 | tcg_temp_free_i64(tmp); | |
2279 | break; | |
2280 | case 0xa8: /* CGEBR R1,R2 [RRE] */ | |
2281 | tmp32_1 = tcg_const_i32(r1); | |
2282 | tmp32_2 = tcg_const_i32(r2); | |
2283 | tmp32_3 = tcg_const_i32(m3); | |
449c0d70 | 2284 | gen_helper_cgebr(cc_op, cpu_env, tmp32_1, tmp32_2, tmp32_3); |
e023e832 AG |
2285 | set_cc_static(s); |
2286 | tcg_temp_free_i32(tmp32_1); | |
2287 | tcg_temp_free_i32(tmp32_2); | |
2288 | tcg_temp_free_i32(tmp32_3); | |
2289 | break; | |
2290 | case 0xa9: /* CGDBR R1,R2 [RRE] */ | |
2291 | tmp32_1 = tcg_const_i32(r1); | |
2292 | tmp32_2 = tcg_const_i32(r2); | |
2293 | tmp32_3 = tcg_const_i32(m3); | |
449c0d70 | 2294 | gen_helper_cgdbr(cc_op, cpu_env, tmp32_1, tmp32_2, tmp32_3); |
e023e832 AG |
2295 | set_cc_static(s); |
2296 | tcg_temp_free_i32(tmp32_1); | |
2297 | tcg_temp_free_i32(tmp32_2); | |
2298 | tcg_temp_free_i32(tmp32_3); | |
2299 | break; | |
2300 | case 0xaa: /* CGXBR R1,R2 [RRE] */ | |
2301 | tmp32_1 = tcg_const_i32(r1); | |
2302 | tmp32_2 = tcg_const_i32(r2); | |
2303 | tmp32_3 = tcg_const_i32(m3); | |
449c0d70 | 2304 | gen_helper_cgxbr(cc_op, cpu_env, tmp32_1, tmp32_2, tmp32_3); |
e023e832 AG |
2305 | set_cc_static(s); |
2306 | tcg_temp_free_i32(tmp32_1); | |
2307 | tcg_temp_free_i32(tmp32_2); | |
2308 | tcg_temp_free_i32(tmp32_3); | |
2309 | break; | |
2310 | default: | |
2311 | LOG_DISAS("illegal b3 operation 0x%x\n", op); | |
d5a103cd | 2312 | gen_illegal_opcode(s); |
e023e832 AG |
2313 | break; |
2314 | } | |
2315 | ||
2316 | #undef FP_HELPER_CC | |
2317 | #undef FP_HELPER | |
2318 | } | |
2319 | ||
46ee3d84 BS |
2320 | static void disas_b9(CPUS390XState *env, DisasContext *s, int op, int r1, |
2321 | int r2) | |
e023e832 | 2322 | { |
891452e5 | 2323 | TCGv_i64 tmp; |
4e4bb438 | 2324 | TCGv_i32 tmp32_1; |
e023e832 AG |
2325 | |
2326 | LOG_DISAS("disas_b9: op 0x%x r1 %d r2 %d\n", op, r1, r2); | |
2327 | switch (op) { | |
e023e832 AG |
2328 | case 0x17: /* LLGTR R1,R2 [RRE] */ |
2329 | tmp32_1 = load_reg32(r2); | |
2330 | tmp = tcg_temp_new_i64(); | |
2331 | tcg_gen_andi_i32(tmp32_1, tmp32_1, 0x7fffffffUL); | |
2332 | tcg_gen_extu_i32_i64(tmp, tmp32_1); | |
2333 | store_reg(r1, tmp); | |
2334 | tcg_temp_free_i32(tmp32_1); | |
2335 | tcg_temp_free_i64(tmp); | |
2336 | break; | |
e1b45cca AG |
2337 | case 0x0f: /* LRVGR R1,R2 [RRE] */ |
2338 | tcg_gen_bswap64_i64(regs[r1], regs[r2]); | |
2339 | break; | |
e023e832 AG |
2340 | case 0x1f: /* LRVR R1,R2 [RRE] */ |
2341 | tmp32_1 = load_reg32(r2); | |
2342 | tcg_gen_bswap32_i32(tmp32_1, tmp32_1); | |
2343 | store_reg32(r1, tmp32_1); | |
2344 | tcg_temp_free_i32(tmp32_1); | |
2345 | break; | |
e023e832 AG |
2346 | case 0x83: /* FLOGR R1,R2 [RRE] */ |
2347 | tmp = load_reg(r2); | |
2348 | tmp32_1 = tcg_const_i32(r1); | |
4fda26a7 | 2349 | gen_helper_flogr(cc_op, cpu_env, tmp32_1, tmp); |
e023e832 AG |
2350 | set_cc_static(s); |
2351 | tcg_temp_free_i64(tmp); | |
2352 | tcg_temp_free_i32(tmp32_1); | |
2353 | break; | |
e023e832 AG |
2354 | default: |
2355 | LOG_DISAS("illegal b9 operation 0x%x\n", op); | |
d5a103cd | 2356 | gen_illegal_opcode(s); |
e023e832 AG |
2357 | break; |
2358 | } | |
2359 | } | |
2360 | ||
46ee3d84 | 2361 | static void disas_s390_insn(CPUS390XState *env, DisasContext *s) |
e023e832 AG |
2362 | { |
2363 | TCGv_i64 tmp, tmp2, tmp3, tmp4; | |
2364 | TCGv_i32 tmp32_1, tmp32_2, tmp32_3, tmp32_4; | |
2365 | unsigned char opc; | |
2366 | uint64_t insn; | |
2367 | int op, r1, r2, r3, d1, d2, x2, b1, b2, i, i2, r1b; | |
2368 | TCGv_i32 vl; | |
e023e832 | 2369 | |
46ee3d84 | 2370 | opc = cpu_ldub_code(env, s->pc); |
e023e832 AG |
2371 | LOG_DISAS("opc 0x%x\n", opc); |
2372 | ||
e023e832 | 2373 | switch (opc) { |
e023e832 | 2374 | case 0xe: /* MVCL R1,R2 [RR] */ |
46ee3d84 | 2375 | insn = ld_code2(env, s->pc); |
e023e832 AG |
2376 | decode_rr(s, insn, &r1, &r2); |
2377 | tmp32_1 = tcg_const_i32(r1); | |
2378 | tmp32_2 = tcg_const_i32(r2); | |
2379 | potential_page_fault(s); | |
19b0516f | 2380 | gen_helper_mvcl(cc_op, cpu_env, tmp32_1, tmp32_2); |
e023e832 AG |
2381 | set_cc_static(s); |
2382 | tcg_temp_free_i32(tmp32_1); | |
2383 | tcg_temp_free_i32(tmp32_2); | |
2384 | break; | |
e023e832 | 2385 | case 0x28: /* LDR R1,R2 [RR] */ |
46ee3d84 | 2386 | insn = ld_code2(env, s->pc); |
e023e832 AG |
2387 | decode_rr(s, insn, &r1, &r2); |
2388 | tmp = load_freg(r2); | |
2389 | store_freg(r1, tmp); | |
2390 | tcg_temp_free_i64(tmp); | |
2391 | break; | |
2392 | case 0x38: /* LER R1,R2 [RR] */ | |
46ee3d84 | 2393 | insn = ld_code2(env, s->pc); |
e023e832 AG |
2394 | decode_rr(s, insn, &r1, &r2); |
2395 | tmp32_1 = load_freg32(r2); | |
2396 | store_freg32(r1, tmp32_1); | |
2397 | tcg_temp_free_i32(tmp32_1); | |
2398 | break; | |
e023e832 | 2399 | case 0x43: /* IC R1,D2(X2,B2) [RX] */ |
46ee3d84 | 2400 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2401 | tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); |
2402 | tmp2 = tcg_temp_new_i64(); | |
2403 | tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); | |
2404 | store_reg8(r1, tmp2); | |
2405 | tcg_temp_free_i64(tmp); | |
2406 | tcg_temp_free_i64(tmp2); | |
2407 | break; | |
2408 | case 0x44: /* EX R1,D2(X2,B2) [RX] */ | |
46ee3d84 | 2409 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2410 | tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); |
2411 | tmp2 = load_reg(r1); | |
2412 | tmp3 = tcg_const_i64(s->pc + 4); | |
2413 | update_psw_addr(s); | |
2414 | gen_op_calc_cc(s); | |
19b0516f | 2415 | gen_helper_ex(cc_op, cpu_env, cc_op, tmp2, tmp, tmp3); |
e023e832 AG |
2416 | set_cc_static(s); |
2417 | tcg_temp_free_i64(tmp); | |
2418 | tcg_temp_free_i64(tmp2); | |
2419 | tcg_temp_free_i64(tmp3); | |
2420 | break; | |
e023e832 | 2421 | case 0x4e: /* CVD R1,D2(X2,B2) [RX] */ |
46ee3d84 | 2422 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2423 | tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); |
2424 | tmp2 = tcg_temp_new_i64(); | |
2425 | tmp32_1 = tcg_temp_new_i32(); | |
2426 | tcg_gen_trunc_i64_i32(tmp32_1, regs[r1]); | |
2427 | gen_helper_cvd(tmp2, tmp32_1); | |
2428 | tcg_gen_qemu_st64(tmp2, tmp, get_mem_index(s)); | |
2429 | tcg_temp_free_i64(tmp); | |
2430 | tcg_temp_free_i64(tmp2); | |
2431 | tcg_temp_free_i32(tmp32_1); | |
2432 | break; | |
e023e832 | 2433 | case 0x60: /* STD R1,D2(X2,B2) [RX] */ |
46ee3d84 | 2434 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2435 | tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); |
2436 | tmp2 = load_freg(r1); | |
2437 | tcg_gen_qemu_st64(tmp2, tmp, get_mem_index(s)); | |
2438 | tcg_temp_free_i64(tmp); | |
2439 | tcg_temp_free_i64(tmp2); | |
2440 | break; | |
2441 | case 0x68: /* LD R1,D2(X2,B2) [RX] */ | |
46ee3d84 | 2442 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2443 | tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); |
2444 | tmp2 = tcg_temp_new_i64(); | |
2445 | tcg_gen_qemu_ld64(tmp2, tmp, get_mem_index(s)); | |
2446 | store_freg(r1, tmp2); | |
2447 | tcg_temp_free_i64(tmp); | |
2448 | tcg_temp_free_i64(tmp2); | |
2449 | break; | |
2450 | case 0x70: /* STE R1,D2(X2,B2) [RX] */ | |
46ee3d84 | 2451 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2452 | tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); |
2453 | tmp2 = tcg_temp_new_i64(); | |
2454 | tmp32_1 = load_freg32(r1); | |
2455 | tcg_gen_extu_i32_i64(tmp2, tmp32_1); | |
2456 | tcg_gen_qemu_st32(tmp2, tmp, get_mem_index(s)); | |
2457 | tcg_temp_free_i64(tmp); | |
2458 | tcg_temp_free_i64(tmp2); | |
2459 | tcg_temp_free_i32(tmp32_1); | |
2460 | break; | |
e023e832 | 2461 | case 0x78: /* LE R1,D2(X2,B2) [RX] */ |
46ee3d84 | 2462 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2463 | tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); |
2464 | tmp2 = tcg_temp_new_i64(); | |
2465 | tmp32_1 = tcg_temp_new_i32(); | |
2466 | tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); | |
2467 | tcg_gen_trunc_i64_i32(tmp32_1, tmp2); | |
2468 | store_freg32(r1, tmp32_1); | |
2469 | tcg_temp_free_i64(tmp); | |
2470 | tcg_temp_free_i64(tmp2); | |
2471 | tcg_temp_free_i32(tmp32_1); | |
2472 | break; | |
2473 | #ifndef CONFIG_USER_ONLY | |
2474 | case 0x80: /* SSM D2(B2) [S] */ | |
2475 | /* Set System Mask */ | |
d5a103cd | 2476 | check_privileged(s); |
46ee3d84 | 2477 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2478 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2479 | tmp = get_address(s, 0, b2, d2); | |
2480 | tmp2 = tcg_temp_new_i64(); | |
2481 | tmp3 = tcg_temp_new_i64(); | |
2482 | tcg_gen_andi_i64(tmp3, psw_mask, ~0xff00000000000000ULL); | |
2483 | tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); | |
2484 | tcg_gen_shli_i64(tmp2, tmp2, 56); | |
2485 | tcg_gen_or_i64(psw_mask, tmp3, tmp2); | |
2486 | tcg_temp_free_i64(tmp); | |
2487 | tcg_temp_free_i64(tmp2); | |
2488 | tcg_temp_free_i64(tmp3); | |
2489 | break; | |
2490 | case 0x82: /* LPSW D2(B2) [S] */ | |
2491 | /* Load PSW */ | |
d5a103cd | 2492 | check_privileged(s); |
46ee3d84 | 2493 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2494 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2495 | tmp = get_address(s, 0, b2, d2); | |
2496 | tmp2 = tcg_temp_new_i64(); | |
2497 | tmp3 = tcg_temp_new_i64(); | |
2498 | tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); | |
2499 | tcg_gen_addi_i64(tmp, tmp, 4); | |
2500 | tcg_gen_qemu_ld32u(tmp3, tmp, get_mem_index(s)); | |
51855ecf RH |
2501 | /* Convert the 32-bit PSW_MASK into the 64-bit PSW_MASK. */ |
2502 | tcg_gen_shli_i64(tmp2, tmp2, 32); | |
932385a3 | 2503 | gen_helper_load_psw(cpu_env, tmp2, tmp3); |
e023e832 AG |
2504 | tcg_temp_free_i64(tmp); |
2505 | tcg_temp_free_i64(tmp2); | |
2506 | tcg_temp_free_i64(tmp3); | |
2507 | /* we need to keep cc_op intact */ | |
2508 | s->is_jmp = DISAS_JUMP; | |
2509 | break; | |
2510 | case 0x83: /* DIAG R1,R3,D2 [RS] */ | |
2511 | /* Diagnose call (KVM hypercall) */ | |
d5a103cd | 2512 | check_privileged(s); |
e023e832 | 2513 | potential_page_fault(s); |
46ee3d84 | 2514 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2515 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2516 | tmp32_1 = tcg_const_i32(insn & 0xfff); | |
2517 | tmp2 = load_reg(2); | |
2518 | tmp3 = load_reg(1); | |
089f5c06 | 2519 | gen_helper_diag(tmp2, cpu_env, tmp32_1, tmp2, tmp3); |
e023e832 AG |
2520 | store_reg(2, tmp2); |
2521 | tcg_temp_free_i32(tmp32_1); | |
2522 | tcg_temp_free_i64(tmp2); | |
2523 | tcg_temp_free_i64(tmp3); | |
2524 | break; | |
2525 | #endif | |
2526 | case 0x88: /* SRL R1,D2(B2) [RS] */ | |
2527 | case 0x89: /* SLL R1,D2(B2) [RS] */ | |
2528 | case 0x8a: /* SRA R1,D2(B2) [RS] */ | |
46ee3d84 | 2529 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2530 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2531 | tmp = get_address(s, 0, b2, d2); | |
2532 | tmp32_1 = load_reg32(r1); | |
2533 | tmp32_2 = tcg_temp_new_i32(); | |
2534 | tcg_gen_trunc_i64_i32(tmp32_2, tmp); | |
2535 | tcg_gen_andi_i32(tmp32_2, tmp32_2, 0x3f); | |
2536 | switch (opc) { | |
2537 | case 0x88: | |
2538 | tcg_gen_shr_i32(tmp32_1, tmp32_1, tmp32_2); | |
2539 | break; | |
2540 | case 0x89: | |
2541 | tcg_gen_shl_i32(tmp32_1, tmp32_1, tmp32_2); | |
2542 | break; | |
2543 | case 0x8a: | |
2544 | tcg_gen_sar_i32(tmp32_1, tmp32_1, tmp32_2); | |
2545 | set_cc_s32(s, tmp32_1); | |
2546 | break; | |
2547 | default: | |
2548 | tcg_abort(); | |
2549 | } | |
2550 | store_reg32(r1, tmp32_1); | |
2551 | tcg_temp_free_i64(tmp); | |
2552 | tcg_temp_free_i32(tmp32_1); | |
2553 | tcg_temp_free_i32(tmp32_2); | |
2554 | break; | |
2555 | case 0x8c: /* SRDL R1,D2(B2) [RS] */ | |
2556 | case 0x8d: /* SLDL R1,D2(B2) [RS] */ | |
2557 | case 0x8e: /* SRDA R1,D2(B2) [RS] */ | |
46ee3d84 | 2558 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2559 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2560 | tmp = get_address(s, 0, b2, d2); /* shift */ | |
2561 | tmp2 = tcg_temp_new_i64(); | |
2562 | tmp32_1 = load_reg32(r1); | |
2563 | tmp32_2 = load_reg32(r1 + 1); | |
2564 | tcg_gen_concat_i32_i64(tmp2, tmp32_2, tmp32_1); /* operand */ | |
2565 | switch (opc) { | |
2566 | case 0x8c: | |
2567 | tcg_gen_shr_i64(tmp2, tmp2, tmp); | |
2568 | break; | |
2569 | case 0x8d: | |
2570 | tcg_gen_shl_i64(tmp2, tmp2, tmp); | |
2571 | break; | |
2572 | case 0x8e: | |
2573 | tcg_gen_sar_i64(tmp2, tmp2, tmp); | |
2574 | set_cc_s64(s, tmp2); | |
2575 | break; | |
2576 | } | |
2577 | tcg_gen_shri_i64(tmp, tmp2, 32); | |
2578 | tcg_gen_trunc_i64_i32(tmp32_1, tmp); | |
2579 | store_reg32(r1, tmp32_1); | |
2580 | tcg_gen_trunc_i64_i32(tmp32_2, tmp2); | |
2581 | store_reg32(r1 + 1, tmp32_2); | |
225b6af7 SW |
2582 | tcg_temp_free_i64(tmp); |
2583 | tcg_temp_free_i64(tmp2); | |
e023e832 AG |
2584 | break; |
2585 | case 0x98: /* LM R1,R3,D2(B2) [RS] */ | |
2586 | case 0x90: /* STM R1,R3,D2(B2) [RS] */ | |
46ee3d84 | 2587 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2588 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2589 | ||
2590 | tmp = get_address(s, 0, b2, d2); | |
2591 | tmp2 = tcg_temp_new_i64(); | |
2592 | tmp3 = tcg_const_i64(4); | |
2593 | tmp4 = tcg_const_i64(0xffffffff00000000ULL); | |
2594 | for (i = r1;; i = (i + 1) % 16) { | |
2595 | if (opc == 0x98) { | |
2596 | tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s)); | |
2597 | tcg_gen_and_i64(regs[i], regs[i], tmp4); | |
2598 | tcg_gen_or_i64(regs[i], regs[i], tmp2); | |
2599 | } else { | |
2600 | tcg_gen_qemu_st32(regs[i], tmp, get_mem_index(s)); | |
2601 | } | |
2602 | if (i == r3) { | |
2603 | break; | |
2604 | } | |
2605 | tcg_gen_add_i64(tmp, tmp, tmp3); | |
2606 | } | |
bbf9f3b4 | 2607 | tcg_temp_free_i64(tmp); |
e023e832 AG |
2608 | tcg_temp_free_i64(tmp2); |
2609 | tcg_temp_free_i64(tmp3); | |
2610 | tcg_temp_free_i64(tmp4); | |
2611 | break; | |
e023e832 | 2612 | case 0x92: /* MVI D1(B1),I2 [SI] */ |
46ee3d84 | 2613 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2614 | tmp = decode_si(s, insn, &i2, &b1, &d1); |
2615 | tmp2 = tcg_const_i64(i2); | |
2616 | tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); | |
2617 | tcg_temp_free_i64(tmp); | |
2618 | tcg_temp_free_i64(tmp2); | |
2619 | break; | |
2620 | case 0x94: /* NI D1(B1),I2 [SI] */ | |
2621 | case 0x96: /* OI D1(B1),I2 [SI] */ | |
2622 | case 0x97: /* XI D1(B1),I2 [SI] */ | |
46ee3d84 | 2623 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2624 | tmp = decode_si(s, insn, &i2, &b1, &d1); |
2625 | tmp2 = tcg_temp_new_i64(); | |
2626 | tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); | |
2627 | switch (opc) { | |
2628 | case 0x94: | |
2629 | tcg_gen_andi_i64(tmp2, tmp2, i2); | |
2630 | break; | |
2631 | case 0x96: | |
2632 | tcg_gen_ori_i64(tmp2, tmp2, i2); | |
2633 | break; | |
2634 | case 0x97: | |
2635 | tcg_gen_xori_i64(tmp2, tmp2, i2); | |
2636 | break; | |
2637 | default: | |
2638 | tcg_abort(); | |
2639 | } | |
2640 | tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); | |
2641 | set_cc_nz_u64(s, tmp2); | |
2642 | tcg_temp_free_i64(tmp); | |
2643 | tcg_temp_free_i64(tmp2); | |
2644 | break; | |
e023e832 | 2645 | case 0x9a: /* LAM R1,R3,D2(B2) [RS] */ |
46ee3d84 | 2646 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2647 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2648 | tmp = get_address(s, 0, b2, d2); | |
2649 | tmp32_1 = tcg_const_i32(r1); | |
2650 | tmp32_2 = tcg_const_i32(r3); | |
2651 | potential_page_fault(s); | |
19b0516f | 2652 | gen_helper_lam(cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
2653 | tcg_temp_free_i64(tmp); |
2654 | tcg_temp_free_i32(tmp32_1); | |
2655 | tcg_temp_free_i32(tmp32_2); | |
2656 | break; | |
2657 | case 0x9b: /* STAM R1,R3,D2(B2) [RS] */ | |
46ee3d84 | 2658 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2659 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2660 | tmp = get_address(s, 0, b2, d2); | |
2661 | tmp32_1 = tcg_const_i32(r1); | |
2662 | tmp32_2 = tcg_const_i32(r3); | |
2663 | potential_page_fault(s); | |
19b0516f | 2664 | gen_helper_stam(cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
2665 | tcg_temp_free_i64(tmp); |
2666 | tcg_temp_free_i32(tmp32_1); | |
2667 | tcg_temp_free_i32(tmp32_2); | |
2668 | break; | |
e023e832 | 2669 | case 0xa8: /* MVCLE R1,R3,D2(B2) [RS] */ |
46ee3d84 | 2670 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2671 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2672 | tmp = get_address(s, 0, b2, d2); | |
2673 | tmp32_1 = tcg_const_i32(r1); | |
2674 | tmp32_2 = tcg_const_i32(r3); | |
2675 | potential_page_fault(s); | |
19b0516f | 2676 | gen_helper_mvcle(cc_op, cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
2677 | set_cc_static(s); |
2678 | tcg_temp_free_i64(tmp); | |
2679 | tcg_temp_free_i32(tmp32_1); | |
2680 | tcg_temp_free_i32(tmp32_2); | |
2681 | break; | |
2682 | case 0xa9: /* CLCLE R1,R3,D2(B2) [RS] */ | |
46ee3d84 | 2683 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2684 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2685 | tmp = get_address(s, 0, b2, d2); | |
2686 | tmp32_1 = tcg_const_i32(r1); | |
2687 | tmp32_2 = tcg_const_i32(r3); | |
2688 | potential_page_fault(s); | |
19b0516f | 2689 | gen_helper_clcle(cc_op, cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
2690 | set_cc_static(s); |
2691 | tcg_temp_free_i64(tmp); | |
2692 | tcg_temp_free_i32(tmp32_1); | |
2693 | tcg_temp_free_i32(tmp32_2); | |
2694 | break; | |
2695 | #ifndef CONFIG_USER_ONLY | |
2696 | case 0xac: /* STNSM D1(B1),I2 [SI] */ | |
2697 | case 0xad: /* STOSM D1(B1),I2 [SI] */ | |
d5a103cd | 2698 | check_privileged(s); |
46ee3d84 | 2699 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2700 | tmp = decode_si(s, insn, &i2, &b1, &d1); |
2701 | tmp2 = tcg_temp_new_i64(); | |
2702 | tcg_gen_shri_i64(tmp2, psw_mask, 56); | |
2703 | tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s)); | |
2704 | if (opc == 0xac) { | |
2705 | tcg_gen_andi_i64(psw_mask, psw_mask, | |
2706 | ((uint64_t)i2 << 56) | 0x00ffffffffffffffULL); | |
2707 | } else { | |
2708 | tcg_gen_ori_i64(psw_mask, psw_mask, (uint64_t)i2 << 56); | |
2709 | } | |
2710 | tcg_temp_free_i64(tmp); | |
2711 | tcg_temp_free_i64(tmp2); | |
2712 | break; | |
2713 | case 0xae: /* SIGP R1,R3,D2(B2) [RS] */ | |
d5a103cd | 2714 | check_privileged(s); |
46ee3d84 | 2715 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2716 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2717 | tmp = get_address(s, 0, b2, d2); | |
2718 | tmp2 = load_reg(r3); | |
2719 | tmp32_1 = tcg_const_i32(r1); | |
2720 | potential_page_fault(s); | |
089f5c06 | 2721 | gen_helper_sigp(cc_op, cpu_env, tmp, tmp32_1, tmp2); |
e023e832 AG |
2722 | set_cc_static(s); |
2723 | tcg_temp_free_i64(tmp); | |
2724 | tcg_temp_free_i64(tmp2); | |
2725 | tcg_temp_free_i32(tmp32_1); | |
2726 | break; | |
2727 | case 0xb1: /* LRA R1,D2(X2, B2) [RX] */ | |
d5a103cd | 2728 | check_privileged(s); |
46ee3d84 | 2729 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2730 | tmp = decode_rx(s, insn, &r1, &x2, &b2, &d2); |
2731 | tmp32_1 = tcg_const_i32(r1); | |
2732 | potential_page_fault(s); | |
19b0516f | 2733 | gen_helper_lra(cc_op, cpu_env, tmp, tmp32_1); |
e023e832 AG |
2734 | set_cc_static(s); |
2735 | tcg_temp_free_i64(tmp); | |
2736 | tcg_temp_free_i32(tmp32_1); | |
2737 | break; | |
2738 | #endif | |
2739 | case 0xb2: | |
46ee3d84 | 2740 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2741 | op = (insn >> 16) & 0xff; |
2742 | switch (op) { | |
2743 | case 0x9c: /* STFPC D2(B2) [S] */ | |
2744 | d2 = insn & 0xfff; | |
2745 | b2 = (insn >> 12) & 0xf; | |
2746 | tmp32_1 = tcg_temp_new_i32(); | |
2747 | tmp = tcg_temp_new_i64(); | |
2748 | tmp2 = get_address(s, 0, b2, d2); | |
a4e3ad19 | 2749 | tcg_gen_ld_i32(tmp32_1, cpu_env, offsetof(CPUS390XState, fpc)); |
e023e832 AG |
2750 | tcg_gen_extu_i32_i64(tmp, tmp32_1); |
2751 | tcg_gen_qemu_st32(tmp, tmp2, get_mem_index(s)); | |
2752 | tcg_temp_free_i32(tmp32_1); | |
2753 | tcg_temp_free_i64(tmp); | |
2754 | tcg_temp_free_i64(tmp2); | |
2755 | break; | |
2756 | default: | |
46ee3d84 | 2757 | disas_b2(env, s, op, insn); |
e023e832 AG |
2758 | break; |
2759 | } | |
2760 | break; | |
2761 | case 0xb3: | |
46ee3d84 | 2762 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2763 | op = (insn >> 16) & 0xff; |
2764 | r3 = (insn >> 12) & 0xf; /* aka m3 */ | |
2765 | r1 = (insn >> 4) & 0xf; | |
2766 | r2 = insn & 0xf; | |
46ee3d84 | 2767 | disas_b3(env, s, op, r3, r1, r2); |
e023e832 AG |
2768 | break; |
2769 | #ifndef CONFIG_USER_ONLY | |
2770 | case 0xb6: /* STCTL R1,R3,D2(B2) [RS] */ | |
2771 | /* Store Control */ | |
d5a103cd | 2772 | check_privileged(s); |
46ee3d84 | 2773 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2774 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2775 | tmp = get_address(s, 0, b2, d2); | |
2776 | tmp32_1 = tcg_const_i32(r1); | |
2777 | tmp32_2 = tcg_const_i32(r3); | |
2778 | potential_page_fault(s); | |
19b0516f | 2779 | gen_helper_stctl(cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
2780 | tcg_temp_free_i64(tmp); |
2781 | tcg_temp_free_i32(tmp32_1); | |
2782 | tcg_temp_free_i32(tmp32_2); | |
2783 | break; | |
2784 | case 0xb7: /* LCTL R1,R3,D2(B2) [RS] */ | |
2785 | /* Load Control */ | |
d5a103cd | 2786 | check_privileged(s); |
46ee3d84 | 2787 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2788 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2789 | tmp = get_address(s, 0, b2, d2); | |
2790 | tmp32_1 = tcg_const_i32(r1); | |
2791 | tmp32_2 = tcg_const_i32(r3); | |
2792 | potential_page_fault(s); | |
19b0516f | 2793 | gen_helper_lctl(cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
2794 | tcg_temp_free_i64(tmp); |
2795 | tcg_temp_free_i32(tmp32_1); | |
2796 | tcg_temp_free_i32(tmp32_2); | |
2797 | break; | |
2798 | #endif | |
2799 | case 0xb9: | |
46ee3d84 | 2800 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2801 | r1 = (insn >> 4) & 0xf; |
2802 | r2 = insn & 0xf; | |
2803 | op = (insn >> 16) & 0xff; | |
46ee3d84 | 2804 | disas_b9(env, s, op, r1, r2); |
e023e832 AG |
2805 | break; |
2806 | case 0xba: /* CS R1,R3,D2(B2) [RS] */ | |
46ee3d84 | 2807 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2808 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2809 | tmp = get_address(s, 0, b2, d2); | |
2810 | tmp32_1 = tcg_const_i32(r1); | |
2811 | tmp32_2 = tcg_const_i32(r3); | |
2812 | potential_page_fault(s); | |
19b0516f | 2813 | gen_helper_cs(cc_op, cpu_env, tmp32_1, tmp, tmp32_2); |
e023e832 AG |
2814 | set_cc_static(s); |
2815 | tcg_temp_free_i64(tmp); | |
2816 | tcg_temp_free_i32(tmp32_1); | |
2817 | tcg_temp_free_i32(tmp32_2); | |
2818 | break; | |
2819 | case 0xbd: /* CLM R1,M3,D2(B2) [RS] */ | |
46ee3d84 | 2820 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2821 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2822 | tmp = get_address(s, 0, b2, d2); | |
2823 | tmp32_1 = load_reg32(r1); | |
2824 | tmp32_2 = tcg_const_i32(r3); | |
2825 | potential_page_fault(s); | |
19b0516f | 2826 | gen_helper_clm(cc_op, cpu_env, tmp32_1, tmp32_2, tmp); |
e023e832 AG |
2827 | set_cc_static(s); |
2828 | tcg_temp_free_i64(tmp); | |
2829 | tcg_temp_free_i32(tmp32_1); | |
2830 | tcg_temp_free_i32(tmp32_2); | |
2831 | break; | |
2832 | case 0xbe: /* STCM R1,M3,D2(B2) [RS] */ | |
46ee3d84 | 2833 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2834 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2835 | tmp = get_address(s, 0, b2, d2); | |
2836 | tmp32_1 = load_reg32(r1); | |
2837 | tmp32_2 = tcg_const_i32(r3); | |
2838 | potential_page_fault(s); | |
19b0516f | 2839 | gen_helper_stcm(cpu_env, tmp32_1, tmp32_2, tmp); |
e023e832 AG |
2840 | tcg_temp_free_i64(tmp); |
2841 | tcg_temp_free_i32(tmp32_1); | |
2842 | tcg_temp_free_i32(tmp32_2); | |
2843 | break; | |
2844 | case 0xbf: /* ICM R1,M3,D2(B2) [RS] */ | |
46ee3d84 | 2845 | insn = ld_code4(env, s->pc); |
e023e832 AG |
2846 | decode_rs(s, insn, &r1, &r3, &b2, &d2); |
2847 | if (r3 == 15) { | |
2848 | /* effectively a 32-bit load */ | |
2849 | tmp = get_address(s, 0, b2, d2); | |
2850 | tmp32_1 = tcg_temp_new_i32(); | |
2851 | tmp32_2 = tcg_const_i32(r3); | |
2852 | tcg_gen_qemu_ld32u(tmp, tmp, get_mem_index(s)); | |
2853 | store_reg32_i64(r1, tmp); | |
2854 | tcg_gen_trunc_i64_i32(tmp32_1, tmp); | |
2855 | set_cc_icm(s, tmp32_2, tmp32_1); | |
2856 | tcg_temp_free_i64(tmp); | |
2857 | tcg_temp_free_i32(tmp32_1); | |
2858 | tcg_temp_free_i32(tmp32_2); | |
2859 | } else if (r3) { | |
2860 | uint32_t mask = 0x00ffffffUL; | |
2861 | uint32_t shift = 24; | |
2862 | int m3 = r3; | |
2863 | tmp = get_address(s, 0, b2, d2); | |
2864 | tmp2 = tcg_temp_new_i64(); | |
2865 | tmp32_1 = load_reg32(r1); | |
2866 | tmp32_2 = tcg_temp_new_i32(); | |
2867 | tmp32_3 = tcg_const_i32(r3); | |
2868 | tmp32_4 = tcg_const_i32(0); | |
2869 | while (m3) { | |
2870 | if (m3 & 8) { | |
2871 | tcg_gen_qemu_ld8u(tmp2, tmp, get_mem_index(s)); | |
2872 | tcg_gen_trunc_i64_i32(tmp32_2, tmp2); | |
2873 | if (shift) { | |
2874 | tcg_gen_shli_i32(tmp32_2, tmp32_2, shift); | |
2875 | } | |
2876 | tcg_gen_andi_i32(tmp32_1, tmp32_1, mask); | |
2877 | tcg_gen_or_i32(tmp32_1, tmp32_1, tmp32_2); | |
2878 | tcg_gen_or_i32(tmp32_4, tmp32_4, tmp32_2); | |
2879 | tcg_gen_addi_i64(tmp, tmp, 1); | |
2880 | } | |
2881 | m3 = (m3 << 1) & 0xf; | |
2882 | mask = (mask >> 8) | 0xff000000UL; | |
2883 | shift -= 8; | |
2884 | } | |
2885 | store_reg32(r1, tmp32_1); | |
2886 | set_cc_icm(s, tmp32_3, tmp32_4); | |
2887 | tcg_temp_free_i64(tmp); | |
2888 | tcg_temp_free_i64(tmp2); | |
2889 | tcg_temp_free_i32(tmp32_1); | |
2890 | tcg_temp_free_i32(tmp32_2); | |
2891 | tcg_temp_free_i32(tmp32_3); | |
2892 | tcg_temp_free_i32(tmp32_4); | |
2893 | } else { | |
2894 | /* i.e. env->cc = 0 */ | |
2895 | gen_op_movi_cc(s, 0); | |
2896 | } | |
2897 | break; | |
e023e832 AG |
2898 | case 0xd2: /* MVC D1(L,B1),D2(B2) [SS] */ |
2899 | case 0xd4: /* NC D1(L,B1),D2(B2) [SS] */ | |
2900 | case 0xd5: /* CLC D1(L,B1),D2(B2) [SS] */ | |
2901 | case 0xd6: /* OC D1(L,B1),D2(B2) [SS] */ | |
2902 | case 0xd7: /* XC D1(L,B1),D2(B2) [SS] */ | |
2903 | case 0xdc: /* TR D1(L,B1),D2(B2) [SS] */ | |
2904 | case 0xf3: /* UNPK D1(L1,B1),D2(L2,B2) [SS] */ | |
46ee3d84 | 2905 | insn = ld_code6(env, s->pc); |
e023e832 AG |
2906 | vl = tcg_const_i32((insn >> 32) & 0xff); |
2907 | b1 = (insn >> 28) & 0xf; | |
2908 | b2 = (insn >> 12) & 0xf; | |
2909 | d1 = (insn >> 16) & 0xfff; | |
2910 | d2 = insn & 0xfff; | |
2911 | tmp = get_address(s, 0, b1, d1); | |
2912 | tmp2 = get_address(s, 0, b2, d2); | |
2913 | switch (opc) { | |
2914 | case 0xd2: | |
2915 | gen_op_mvc(s, (insn >> 32) & 0xff, tmp, tmp2); | |
2916 | break; | |
2917 | case 0xd4: | |
2918 | potential_page_fault(s); | |
19b0516f | 2919 | gen_helper_nc(cc_op, cpu_env, vl, tmp, tmp2); |
e023e832 AG |
2920 | set_cc_static(s); |
2921 | break; | |
2922 | case 0xd5: | |
2923 | gen_op_clc(s, (insn >> 32) & 0xff, tmp, tmp2); | |
2924 | break; | |
2925 | case 0xd6: | |
2926 | potential_page_fault(s); | |
19b0516f | 2927 | gen_helper_oc(cc_op, cpu_env, vl, tmp, tmp2); |
e023e832 AG |
2928 | set_cc_static(s); |
2929 | break; | |
2930 | case 0xd7: | |
2931 | potential_page_fault(s); | |
19b0516f | 2932 | gen_helper_xc(cc_op, cpu_env, vl, tmp, tmp2); |
e023e832 AG |
2933 | set_cc_static(s); |
2934 | break; | |
2935 | case 0xdc: | |
2936 | potential_page_fault(s); | |
19b0516f | 2937 | gen_helper_tr(cpu_env, vl, tmp, tmp2); |
e023e832 AG |
2938 | set_cc_static(s); |
2939 | break; | |
2940 | case 0xf3: | |
2941 | potential_page_fault(s); | |
19b0516f | 2942 | gen_helper_unpk(cpu_env, vl, tmp, tmp2); |
e023e832 AG |
2943 | break; |
2944 | default: | |
2945 | tcg_abort(); | |
2946 | } | |
2947 | tcg_temp_free_i64(tmp); | |
2948 | tcg_temp_free_i64(tmp2); | |
2949 | break; | |
2950 | #ifndef CONFIG_USER_ONLY | |
2951 | case 0xda: /* MVCP D1(R1,B1),D2(B2),R3 [SS] */ | |
2952 | case 0xdb: /* MVCS D1(R1,B1),D2(B2),R3 [SS] */ | |
d5a103cd | 2953 | check_privileged(s); |
e023e832 | 2954 | potential_page_fault(s); |
46ee3d84 | 2955 | insn = ld_code6(env, s->pc); |
e023e832 AG |
2956 | r1 = (insn >> 36) & 0xf; |
2957 | r3 = (insn >> 32) & 0xf; | |
2958 | b1 = (insn >> 28) & 0xf; | |
2959 | d1 = (insn >> 16) & 0xfff; | |
2960 | b2 = (insn >> 12) & 0xf; | |
2961 | d2 = insn & 0xfff; | |
2962 | tmp = load_reg(r1); | |
2963 | /* XXX key in r3 */ | |
2964 | tmp2 = get_address(s, 0, b1, d1); | |
2965 | tmp3 = get_address(s, 0, b2, d2); | |
2966 | if (opc == 0xda) { | |
19b0516f | 2967 | gen_helper_mvcp(cc_op, cpu_env, tmp, tmp2, tmp3); |
e023e832 | 2968 | } else { |
19b0516f | 2969 | gen_helper_mvcs(cc_op, cpu_env, tmp, tmp2, tmp3); |
e023e832 AG |
2970 | } |
2971 | set_cc_static(s); | |
2972 | tcg_temp_free_i64(tmp); | |
2973 | tcg_temp_free_i64(tmp2); | |
2974 | tcg_temp_free_i64(tmp3); | |
2975 | break; | |
2976 | #endif | |
2977 | case 0xe3: | |
46ee3d84 | 2978 | insn = ld_code6(env, s->pc); |
e023e832 AG |
2979 | debug_insn(insn); |
2980 | op = insn & 0xff; | |
2981 | r1 = (insn >> 36) & 0xf; | |
2982 | x2 = (insn >> 32) & 0xf; | |
2983 | b2 = (insn >> 28) & 0xf; | |
2984 | d2 = ((int)((((insn >> 16) & 0xfff) | |
2985 | | ((insn << 4) & 0xff000)) << 12)) >> 12; | |
46ee3d84 | 2986 | disas_e3(env, s, op, r1, x2, b2, d2 ); |
e023e832 AG |
2987 | break; |
2988 | #ifndef CONFIG_USER_ONLY | |
2989 | case 0xe5: | |
2990 | /* Test Protection */ | |
d5a103cd | 2991 | check_privileged(s); |
46ee3d84 | 2992 | insn = ld_code6(env, s->pc); |
e023e832 | 2993 | debug_insn(insn); |
46ee3d84 | 2994 | disas_e5(env, s, insn); |
e023e832 AG |
2995 | break; |
2996 | #endif | |
2997 | case 0xeb: | |
46ee3d84 | 2998 | insn = ld_code6(env, s->pc); |
e023e832 AG |
2999 | debug_insn(insn); |
3000 | op = insn & 0xff; | |
3001 | r1 = (insn >> 36) & 0xf; | |
3002 | r3 = (insn >> 32) & 0xf; | |
3003 | b2 = (insn >> 28) & 0xf; | |
3004 | d2 = ((int)((((insn >> 16) & 0xfff) | |
3005 | | ((insn << 4) & 0xff000)) << 12)) >> 12; | |
46ee3d84 | 3006 | disas_eb(env, s, op, r1, r3, b2, d2); |
e023e832 AG |
3007 | break; |
3008 | case 0xed: | |
46ee3d84 | 3009 | insn = ld_code6(env, s->pc); |
e023e832 AG |
3010 | debug_insn(insn); |
3011 | op = insn & 0xff; | |
3012 | r1 = (insn >> 36) & 0xf; | |
3013 | x2 = (insn >> 32) & 0xf; | |
3014 | b2 = (insn >> 28) & 0xf; | |
3015 | d2 = (short)((insn >> 16) & 0xfff); | |
3016 | r1b = (insn >> 12) & 0xf; | |
46ee3d84 | 3017 | disas_ed(env, s, op, r1, x2, b2, d2, r1b); |
e023e832 AG |
3018 | break; |
3019 | default: | |
71547a3b | 3020 | qemu_log_mask(LOG_UNIMP, "unimplemented opcode 0x%x\n", opc); |
d5a103cd | 3021 | gen_illegal_opcode(s); |
e023e832 AG |
3022 | break; |
3023 | } | |
ad044d09 RH |
3024 | } |
3025 | ||
3026 | /* ====================================================================== */ | |
3027 | /* Define the insn format enumeration. */ | |
3028 | #define F0(N) FMT_##N, | |
3029 | #define F1(N, X1) F0(N) | |
3030 | #define F2(N, X1, X2) F0(N) | |
3031 | #define F3(N, X1, X2, X3) F0(N) | |
3032 | #define F4(N, X1, X2, X3, X4) F0(N) | |
3033 | #define F5(N, X1, X2, X3, X4, X5) F0(N) | |
3034 | ||
3035 | typedef enum { | |
3036 | #include "insn-format.def" | |
3037 | } DisasFormat; | |
3038 | ||
3039 | #undef F0 | |
3040 | #undef F1 | |
3041 | #undef F2 | |
3042 | #undef F3 | |
3043 | #undef F4 | |
3044 | #undef F5 | |
3045 | ||
3046 | /* Define a structure to hold the decoded fields. We'll store each inside | |
3047 | an array indexed by an enum. In order to conserve memory, we'll arrange | |
3048 | for fields that do not exist at the same time to overlap, thus the "C" | |
3049 | for compact. For checking purposes there is an "O" for original index | |
3050 | as well that will be applied to availability bitmaps. */ | |
3051 | ||
3052 | enum DisasFieldIndexO { | |
3053 | FLD_O_r1, | |
3054 | FLD_O_r2, | |
3055 | FLD_O_r3, | |
3056 | FLD_O_m1, | |
3057 | FLD_O_m3, | |
3058 | FLD_O_m4, | |
3059 | FLD_O_b1, | |
3060 | FLD_O_b2, | |
3061 | FLD_O_b4, | |
3062 | FLD_O_d1, | |
3063 | FLD_O_d2, | |
3064 | FLD_O_d4, | |
3065 | FLD_O_x2, | |
3066 | FLD_O_l1, | |
3067 | FLD_O_l2, | |
3068 | FLD_O_i1, | |
3069 | FLD_O_i2, | |
3070 | FLD_O_i3, | |
3071 | FLD_O_i4, | |
3072 | FLD_O_i5 | |
3073 | }; | |
3074 | ||
3075 | enum DisasFieldIndexC { | |
3076 | FLD_C_r1 = 0, | |
3077 | FLD_C_m1 = 0, | |
3078 | FLD_C_b1 = 0, | |
3079 | FLD_C_i1 = 0, | |
3080 | ||
3081 | FLD_C_r2 = 1, | |
3082 | FLD_C_b2 = 1, | |
3083 | FLD_C_i2 = 1, | |
3084 | ||
3085 | FLD_C_r3 = 2, | |
3086 | FLD_C_m3 = 2, | |
3087 | FLD_C_i3 = 2, | |
3088 | ||
3089 | FLD_C_m4 = 3, | |
3090 | FLD_C_b4 = 3, | |
3091 | FLD_C_i4 = 3, | |
3092 | FLD_C_l1 = 3, | |
3093 | ||
3094 | FLD_C_i5 = 4, | |
3095 | FLD_C_d1 = 4, | |
3096 | ||
3097 | FLD_C_d2 = 5, | |
3098 | ||
3099 | FLD_C_d4 = 6, | |
3100 | FLD_C_x2 = 6, | |
3101 | FLD_C_l2 = 6, | |
3102 | ||
3103 | NUM_C_FIELD = 7 | |
3104 | }; | |
3105 | ||
3106 | struct DisasFields { | |
3107 | unsigned op:8; | |
3108 | unsigned op2:8; | |
3109 | unsigned presentC:16; | |
3110 | unsigned int presentO; | |
3111 | int c[NUM_C_FIELD]; | |
3112 | }; | |
3113 | ||
3114 | /* This is the way fields are to be accessed out of DisasFields. */ | |
3115 | #define have_field(S, F) have_field1((S), FLD_O_##F) | |
3116 | #define get_field(S, F) get_field1((S), FLD_O_##F, FLD_C_##F) | |
3117 | ||
3118 | static bool have_field1(const DisasFields *f, enum DisasFieldIndexO c) | |
3119 | { | |
3120 | return (f->presentO >> c) & 1; | |
3121 | } | |
3122 | ||
3123 | static int get_field1(const DisasFields *f, enum DisasFieldIndexO o, | |
3124 | enum DisasFieldIndexC c) | |
3125 | { | |
3126 | assert(have_field1(f, o)); | |
3127 | return f->c[c]; | |
3128 | } | |
3129 | ||
3130 | /* Describe the layout of each field in each format. */ | |
3131 | typedef struct DisasField { | |
3132 | unsigned int beg:8; | |
3133 | unsigned int size:8; | |
3134 | unsigned int type:2; | |
3135 | unsigned int indexC:6; | |
3136 | enum DisasFieldIndexO indexO:8; | |
3137 | } DisasField; | |
3138 | ||
3139 | typedef struct DisasFormatInfo { | |
3140 | DisasField op[NUM_C_FIELD]; | |
3141 | } DisasFormatInfo; | |
3142 | ||
3143 | #define R(N, B) { B, 4, 0, FLD_C_r##N, FLD_O_r##N } | |
3144 | #define M(N, B) { B, 4, 0, FLD_C_m##N, FLD_O_m##N } | |
3145 | #define BD(N, BB, BD) { BB, 4, 0, FLD_C_b##N, FLD_O_b##N }, \ | |
3146 | { BD, 12, 0, FLD_C_d##N, FLD_O_d##N } | |
3147 | #define BXD(N) { 16, 4, 0, FLD_C_b##N, FLD_O_b##N }, \ | |
3148 | { 12, 4, 0, FLD_C_x##N, FLD_O_x##N }, \ | |
3149 | { 20, 12, 0, FLD_C_d##N, FLD_O_d##N } | |
3150 | #define BDL(N) { 16, 4, 0, FLD_C_b##N, FLD_O_b##N }, \ | |
3151 | { 20, 20, 2, FLD_C_d##N, FLD_O_d##N } | |
3152 | #define BXDL(N) { 16, 4, 0, FLD_C_b##N, FLD_O_b##N }, \ | |
3153 | { 12, 4, 0, FLD_C_x##N, FLD_O_x##N }, \ | |
3154 | { 20, 20, 2, FLD_C_d##N, FLD_O_d##N } | |
3155 | #define I(N, B, S) { B, S, 1, FLD_C_i##N, FLD_O_i##N } | |
3156 | #define L(N, B, S) { B, S, 0, FLD_C_l##N, FLD_O_l##N } | |
3157 | ||
3158 | #define F0(N) { { } }, | |
3159 | #define F1(N, X1) { { X1 } }, | |
3160 | #define F2(N, X1, X2) { { X1, X2 } }, | |
3161 | #define F3(N, X1, X2, X3) { { X1, X2, X3 } }, | |
3162 | #define F4(N, X1, X2, X3, X4) { { X1, X2, X3, X4 } }, | |
3163 | #define F5(N, X1, X2, X3, X4, X5) { { X1, X2, X3, X4, X5 } }, | |
3164 | ||
3165 | static const DisasFormatInfo format_info[] = { | |
3166 | #include "insn-format.def" | |
3167 | }; | |
3168 | ||
3169 | #undef F0 | |
3170 | #undef F1 | |
3171 | #undef F2 | |
3172 | #undef F3 | |
3173 | #undef F4 | |
3174 | #undef F5 | |
3175 | #undef R | |
3176 | #undef M | |
3177 | #undef BD | |
3178 | #undef BXD | |
3179 | #undef BDL | |
3180 | #undef BXDL | |
3181 | #undef I | |
3182 | #undef L | |
3183 | ||
3184 | /* Generally, we'll extract operands into this structures, operate upon | |
3185 | them, and store them back. See the "in1", "in2", "prep", "wout" sets | |
3186 | of routines below for more details. */ | |
3187 | typedef struct { | |
3188 | bool g_out, g_out2, g_in1, g_in2; | |
3189 | TCGv_i64 out, out2, in1, in2; | |
3190 | TCGv_i64 addr1; | |
3191 | } DisasOps; | |
3192 | ||
3193 | /* Return values from translate_one, indicating the state of the TB. */ | |
3194 | typedef enum { | |
3195 | /* Continue the TB. */ | |
3196 | NO_EXIT, | |
3197 | /* We have emitted one or more goto_tb. No fixup required. */ | |
3198 | EXIT_GOTO_TB, | |
3199 | /* We are not using a goto_tb (for whatever reason), but have updated | |
3200 | the PC (for whatever reason), so there's no need to do it again on | |
3201 | exiting the TB. */ | |
3202 | EXIT_PC_UPDATED, | |
3203 | /* We are exiting the TB, but have neither emitted a goto_tb, nor | |
3204 | updated the PC for the next instruction to be executed. */ | |
3205 | EXIT_PC_STALE, | |
3206 | /* We are ending the TB with a noreturn function call, e.g. longjmp. | |
3207 | No following code will be executed. */ | |
3208 | EXIT_NORETURN, | |
3209 | } ExitStatus; | |
3210 | ||
3211 | typedef enum DisasFacility { | |
3212 | FAC_Z, /* zarch (default) */ | |
3213 | FAC_CASS, /* compare and swap and store */ | |
3214 | FAC_CASS2, /* compare and swap and store 2*/ | |
3215 | FAC_DFP, /* decimal floating point */ | |
3216 | FAC_DFPR, /* decimal floating point rounding */ | |
3217 | FAC_DO, /* distinct operands */ | |
3218 | FAC_EE, /* execute extensions */ | |
3219 | FAC_EI, /* extended immediate */ | |
3220 | FAC_FPE, /* floating point extension */ | |
3221 | FAC_FPSSH, /* floating point support sign handling */ | |
3222 | FAC_FPRGR, /* FPR-GR transfer */ | |
3223 | FAC_GIE, /* general instructions extension */ | |
3224 | FAC_HFP_MA, /* HFP multiply-and-add/subtract */ | |
3225 | FAC_HW, /* high-word */ | |
3226 | FAC_IEEEE_SIM, /* IEEE exception sumilation */ | |
3227 | FAC_LOC, /* load/store on condition */ | |
3228 | FAC_LD, /* long displacement */ | |
3229 | FAC_PC, /* population count */ | |
3230 | FAC_SCF, /* store clock fast */ | |
3231 | FAC_SFLE, /* store facility list extended */ | |
3232 | } DisasFacility; | |
3233 | ||
3234 | struct DisasInsn { | |
3235 | unsigned opc:16; | |
3236 | DisasFormat fmt:6; | |
3237 | DisasFacility fac:6; | |
3238 | ||
3239 | const char *name; | |
3240 | ||
3241 | void (*help_in1)(DisasContext *, DisasFields *, DisasOps *); | |
3242 | void (*help_in2)(DisasContext *, DisasFields *, DisasOps *); | |
3243 | void (*help_prep)(DisasContext *, DisasFields *, DisasOps *); | |
3244 | void (*help_wout)(DisasContext *, DisasFields *, DisasOps *); | |
3245 | void (*help_cout)(DisasContext *, DisasOps *); | |
3246 | ExitStatus (*help_op)(DisasContext *, DisasOps *); | |
3247 | ||
3248 | uint64_t data; | |
3249 | }; | |
3250 | ||
8ac33cdb RH |
3251 | /* ====================================================================== */ |
3252 | /* Miscelaneous helpers, used by several operations. */ | |
3253 | ||
3254 | static ExitStatus help_goto_direct(DisasContext *s, uint64_t dest) | |
3255 | { | |
3256 | if (dest == s->next_pc) { | |
3257 | return NO_EXIT; | |
3258 | } | |
3259 | if (use_goto_tb(s, dest)) { | |
3260 | gen_update_cc_op(s); | |
3261 | tcg_gen_goto_tb(0); | |
3262 | tcg_gen_movi_i64(psw_addr, dest); | |
3263 | tcg_gen_exit_tb((tcg_target_long)s->tb); | |
3264 | return EXIT_GOTO_TB; | |
3265 | } else { | |
3266 | tcg_gen_movi_i64(psw_addr, dest); | |
3267 | return EXIT_PC_UPDATED; | |
3268 | } | |
3269 | } | |
3270 | ||
7233f2ed RH |
3271 | static ExitStatus help_branch(DisasContext *s, DisasCompare *c, |
3272 | bool is_imm, int imm, TCGv_i64 cdest) | |
3273 | { | |
3274 | ExitStatus ret; | |
3275 | uint64_t dest = s->pc + 2 * imm; | |
3276 | int lab; | |
3277 | ||
3278 | /* Take care of the special cases first. */ | |
3279 | if (c->cond == TCG_COND_NEVER) { | |
3280 | ret = NO_EXIT; | |
3281 | goto egress; | |
3282 | } | |
3283 | if (is_imm) { | |
3284 | if (dest == s->next_pc) { | |
3285 | /* Branch to next. */ | |
3286 | ret = NO_EXIT; | |
3287 | goto egress; | |
3288 | } | |
3289 | if (c->cond == TCG_COND_ALWAYS) { | |
3290 | ret = help_goto_direct(s, dest); | |
3291 | goto egress; | |
3292 | } | |
3293 | } else { | |
3294 | if (TCGV_IS_UNUSED_I64(cdest)) { | |
3295 | /* E.g. bcr %r0 -> no branch. */ | |
3296 | ret = NO_EXIT; | |
3297 | goto egress; | |
3298 | } | |
3299 | if (c->cond == TCG_COND_ALWAYS) { | |
3300 | tcg_gen_mov_i64(psw_addr, cdest); | |
3301 | ret = EXIT_PC_UPDATED; | |
3302 | goto egress; | |
3303 | } | |
3304 | } | |
3305 | ||
3306 | if (use_goto_tb(s, s->next_pc)) { | |
3307 | if (is_imm && use_goto_tb(s, dest)) { | |
3308 | /* Both exits can use goto_tb. */ | |
3309 | gen_update_cc_op(s); | |
3310 | ||
3311 | lab = gen_new_label(); | |
3312 | if (c->is_64) { | |
3313 | tcg_gen_brcond_i64(c->cond, c->u.s64.a, c->u.s64.b, lab); | |
3314 | } else { | |
3315 | tcg_gen_brcond_i32(c->cond, c->u.s32.a, c->u.s32.b, lab); | |
3316 | } | |
3317 | ||
3318 | /* Branch not taken. */ | |
3319 | tcg_gen_goto_tb(0); | |
3320 | tcg_gen_movi_i64(psw_addr, s->next_pc); | |
3321 | tcg_gen_exit_tb((tcg_target_long)s->tb + 0); | |
3322 | ||
3323 | /* Branch taken. */ | |
3324 | gen_set_label(lab); | |
3325 | tcg_gen_goto_tb(1); | |
3326 | tcg_gen_movi_i64(psw_addr, dest); | |
3327 | tcg_gen_exit_tb((tcg_target_long)s->tb + 1); | |
3328 | ||
3329 | ret = EXIT_GOTO_TB; | |
3330 | } else { | |
3331 | /* Fallthru can use goto_tb, but taken branch cannot. */ | |
3332 | /* Store taken branch destination before the brcond. This | |
3333 | avoids having to allocate a new local temp to hold it. | |
3334 | We'll overwrite this in the not taken case anyway. */ | |
3335 | if (!is_imm) { | |
3336 | tcg_gen_mov_i64(psw_addr, cdest); | |
3337 | } | |
3338 | ||
3339 | lab = gen_new_label(); | |
3340 | if (c->is_64) { | |
3341 | tcg_gen_brcond_i64(c->cond, c->u.s64.a, c->u.s64.b, lab); | |
3342 | } else { | |
3343 | tcg_gen_brcond_i32(c->cond, c->u.s32.a, c->u.s32.b, lab); | |
3344 | } | |
3345 | ||
3346 | /* Branch not taken. */ | |
3347 | gen_update_cc_op(s); | |
3348 | tcg_gen_goto_tb(0); | |
3349 | tcg_gen_movi_i64(psw_addr, s->next_pc); | |
3350 | tcg_gen_exit_tb((tcg_target_long)s->tb + 0); | |
3351 | ||
3352 | gen_set_label(lab); | |
3353 | if (is_imm) { | |
3354 | tcg_gen_movi_i64(psw_addr, dest); | |
3355 | } | |
3356 | ret = EXIT_PC_UPDATED; | |
3357 | } | |
3358 | } else { | |
3359 | /* Fallthru cannot use goto_tb. This by itself is vanishingly rare. | |
3360 | Most commonly we're single-stepping or some other condition that | |
3361 | disables all use of goto_tb. Just update the PC and exit. */ | |
3362 | ||
3363 | TCGv_i64 next = tcg_const_i64(s->next_pc); | |
3364 | if (is_imm) { | |
3365 | cdest = tcg_const_i64(dest); | |
3366 | } | |
3367 | ||
3368 | if (c->is_64) { | |
3369 | tcg_gen_movcond_i64(c->cond, psw_addr, c->u.s64.a, c->u.s64.b, | |
3370 | cdest, next); | |
3371 | } else { | |
3372 | TCGv_i32 t0 = tcg_temp_new_i32(); | |
3373 | TCGv_i64 t1 = tcg_temp_new_i64(); | |
3374 | TCGv_i64 z = tcg_const_i64(0); | |
3375 | tcg_gen_setcond_i32(c->cond, t0, c->u.s32.a, c->u.s32.b); | |
3376 | tcg_gen_extu_i32_i64(t1, t0); | |
3377 | tcg_temp_free_i32(t0); | |
3378 | tcg_gen_movcond_i64(TCG_COND_NE, psw_addr, t1, z, cdest, next); | |
3379 | tcg_temp_free_i64(t1); | |
3380 | tcg_temp_free_i64(z); | |
3381 | } | |
3382 | ||
3383 | if (is_imm) { | |
3384 | tcg_temp_free_i64(cdest); | |
3385 | } | |
3386 | tcg_temp_free_i64(next); | |
3387 | ||
3388 | ret = EXIT_PC_UPDATED; | |
3389 | } | |
3390 | ||
3391 | egress: | |
3392 | free_compare(c); | |
3393 | return ret; | |
3394 | } | |
3395 | ||
ad044d09 RH |
3396 | /* ====================================================================== */ |
3397 | /* The operations. These perform the bulk of the work for any insn, | |
3398 | usually after the operands have been loaded and output initialized. */ | |
3399 | ||
b9bca3e5 RH |
3400 | static ExitStatus op_abs(DisasContext *s, DisasOps *o) |
3401 | { | |
3402 | gen_helper_abs_i64(o->out, o->in2); | |
3403 | return NO_EXIT; | |
3404 | } | |
3405 | ||
ad044d09 RH |
3406 | static ExitStatus op_add(DisasContext *s, DisasOps *o) |
3407 | { | |
3408 | tcg_gen_add_i64(o->out, o->in1, o->in2); | |
3409 | return NO_EXIT; | |
3410 | } | |
3411 | ||
4e4bb438 RH |
3412 | static ExitStatus op_addc(DisasContext *s, DisasOps *o) |
3413 | { | |
3414 | TCGv_i64 cc; | |
3415 | ||
3416 | tcg_gen_add_i64(o->out, o->in1, o->in2); | |
3417 | ||
3418 | /* XXX possible optimization point */ | |
3419 | gen_op_calc_cc(s); | |
3420 | cc = tcg_temp_new_i64(); | |
3421 | tcg_gen_extu_i32_i64(cc, cc_op); | |
3422 | tcg_gen_shri_i64(cc, cc, 1); | |
3423 | ||
3424 | tcg_gen_add_i64(o->out, o->out, cc); | |
3425 | tcg_temp_free_i64(cc); | |
3426 | return NO_EXIT; | |
3427 | } | |
3428 | ||
3bbfbd1f RH |
3429 | static ExitStatus op_and(DisasContext *s, DisasOps *o) |
3430 | { | |
3431 | tcg_gen_and_i64(o->out, o->in1, o->in2); | |
3432 | return NO_EXIT; | |
3433 | } | |
3434 | ||
facfc864 RH |
3435 | static ExitStatus op_andi(DisasContext *s, DisasOps *o) |
3436 | { | |
3437 | int shift = s->insn->data & 0xff; | |
3438 | int size = s->insn->data >> 8; | |
3439 | uint64_t mask = ((1ull << size) - 1) << shift; | |
3440 | ||
3441 | assert(!o->g_in2); | |
3442 | tcg_gen_shli_i64(o->in2, o->in2, shift); | |
3443 | tcg_gen_ori_i64(o->in2, o->in2, ~mask); | |
3444 | tcg_gen_and_i64(o->out, o->in1, o->in2); | |
3445 | ||
3446 | /* Produce the CC from only the bits manipulated. */ | |
3447 | tcg_gen_andi_i64(cc_dst, o->out, mask); | |
3448 | set_cc_nz_u64(s, cc_dst); | |
3449 | return NO_EXIT; | |
3450 | } | |
3451 | ||
8ac33cdb RH |
3452 | static ExitStatus op_bas(DisasContext *s, DisasOps *o) |
3453 | { | |
3454 | tcg_gen_movi_i64(o->out, pc_to_link_info(s, s->next_pc)); | |
3455 | if (!TCGV_IS_UNUSED_I64(o->in2)) { | |
3456 | tcg_gen_mov_i64(psw_addr, o->in2); | |
3457 | return EXIT_PC_UPDATED; | |
3458 | } else { | |
3459 | return NO_EXIT; | |
3460 | } | |
3461 | } | |
3462 | ||
3463 | static ExitStatus op_basi(DisasContext *s, DisasOps *o) | |
3464 | { | |
3465 | tcg_gen_movi_i64(o->out, pc_to_link_info(s, s->next_pc)); | |
3466 | return help_goto_direct(s, s->pc + 2 * get_field(s->fields, i2)); | |
3467 | } | |
3468 | ||
7233f2ed RH |
3469 | static ExitStatus op_bc(DisasContext *s, DisasOps *o) |
3470 | { | |
3471 | int m1 = get_field(s->fields, m1); | |
3472 | bool is_imm = have_field(s->fields, i2); | |
3473 | int imm = is_imm ? get_field(s->fields, i2) : 0; | |
3474 | DisasCompare c; | |
3475 | ||
3476 | disas_jcc(s, &c, m1); | |
3477 | return help_branch(s, &c, is_imm, imm, o->in2); | |
3478 | } | |
3479 | ||
c61aad69 RH |
3480 | static ExitStatus op_bct32(DisasContext *s, DisasOps *o) |
3481 | { | |
3482 | int r1 = get_field(s->fields, r1); | |
3483 | bool is_imm = have_field(s->fields, i2); | |
3484 | int imm = is_imm ? get_field(s->fields, i2) : 0; | |
3485 | DisasCompare c; | |
3486 | TCGv_i64 t; | |
3487 | ||
3488 | c.cond = TCG_COND_NE; | |
3489 | c.is_64 = false; | |
3490 | c.g1 = false; | |
3491 | c.g2 = false; | |
3492 | ||
3493 | t = tcg_temp_new_i64(); | |
3494 | tcg_gen_subi_i64(t, regs[r1], 1); | |
3495 | store_reg32_i64(r1, t); | |
3496 | c.u.s32.a = tcg_temp_new_i32(); | |
3497 | c.u.s32.b = tcg_const_i32(0); | |
3498 | tcg_gen_trunc_i64_i32(c.u.s32.a, t); | |
3499 | tcg_temp_free_i64(t); | |
3500 | ||
3501 | return help_branch(s, &c, is_imm, imm, o->in2); | |
3502 | } | |
3503 | ||
3504 | static ExitStatus op_bct64(DisasContext *s, DisasOps *o) | |
3505 | { | |
3506 | int r1 = get_field(s->fields, r1); | |
3507 | bool is_imm = have_field(s->fields, i2); | |
3508 | int imm = is_imm ? get_field(s->fields, i2) : 0; | |
3509 | DisasCompare c; | |
3510 | ||
3511 | c.cond = TCG_COND_NE; | |
3512 | c.is_64 = true; | |
3513 | c.g1 = true; | |
3514 | c.g2 = false; | |
3515 | ||
3516 | tcg_gen_subi_i64(regs[r1], regs[r1], 1); | |
3517 | c.u.s64.a = regs[r1]; | |
3518 | c.u.s64.b = tcg_const_i64(0); | |
3519 | ||
3520 | return help_branch(s, &c, is_imm, imm, o->in2); | |
3521 | } | |
3522 | ||
891452e5 RH |
3523 | static ExitStatus op_divs32(DisasContext *s, DisasOps *o) |
3524 | { | |
3525 | gen_helper_divs32(o->out2, cpu_env, o->in1, o->in2); | |
3526 | return_low128(o->out); | |
3527 | return NO_EXIT; | |
3528 | } | |
3529 | ||
3530 | static ExitStatus op_divu32(DisasContext *s, DisasOps *o) | |
3531 | { | |
3532 | gen_helper_divu32(o->out2, cpu_env, o->in1, o->in2); | |
3533 | return_low128(o->out); | |
3534 | return NO_EXIT; | |
3535 | } | |
3536 | ||
3537 | static ExitStatus op_divs64(DisasContext *s, DisasOps *o) | |
3538 | { | |
3539 | gen_helper_divs64(o->out2, cpu_env, o->in1, o->in2); | |
3540 | return_low128(o->out); | |
3541 | return NO_EXIT; | |
3542 | } | |
3543 | ||
3544 | static ExitStatus op_divu64(DisasContext *s, DisasOps *o) | |
3545 | { | |
3546 | gen_helper_divu64(o->out2, cpu_env, o->out, o->out2, o->in2); | |
3547 | return_low128(o->out); | |
3548 | return NO_EXIT; | |
3549 | } | |
3550 | ||
facfc864 RH |
3551 | static ExitStatus op_insi(DisasContext *s, DisasOps *o) |
3552 | { | |
3553 | int shift = s->insn->data & 0xff; | |
3554 | int size = s->insn->data >> 8; | |
3555 | tcg_gen_deposit_i64(o->out, o->in1, o->in2, shift, size); | |
3556 | return NO_EXIT; | |
3557 | } | |
3558 | ||
c698d876 RH |
3559 | static ExitStatus op_ld8s(DisasContext *s, DisasOps *o) |
3560 | { | |
3561 | tcg_gen_qemu_ld8s(o->out, o->in2, get_mem_index(s)); | |
3562 | return NO_EXIT; | |
3563 | } | |
3564 | ||
3565 | static ExitStatus op_ld8u(DisasContext *s, DisasOps *o) | |
3566 | { | |
3567 | tcg_gen_qemu_ld8u(o->out, o->in2, get_mem_index(s)); | |
3568 | return NO_EXIT; | |
3569 | } | |
3570 | ||
3571 | static ExitStatus op_ld16s(DisasContext *s, DisasOps *o) | |
3572 | { | |
3573 | tcg_gen_qemu_ld16s(o->out, o->in2, get_mem_index(s)); | |
3574 | return NO_EXIT; | |
3575 | } | |
3576 | ||
3577 | static ExitStatus op_ld16u(DisasContext *s, DisasOps *o) | |
3578 | { | |
3579 | tcg_gen_qemu_ld16u(o->out, o->in2, get_mem_index(s)); | |
3580 | return NO_EXIT; | |
3581 | } | |
3582 | ||
22c37a08 RH |
3583 | static ExitStatus op_ld32s(DisasContext *s, DisasOps *o) |
3584 | { | |
3585 | tcg_gen_qemu_ld32s(o->out, o->in2, get_mem_index(s)); | |
3586 | return NO_EXIT; | |
3587 | } | |
3588 | ||
3589 | static ExitStatus op_ld32u(DisasContext *s, DisasOps *o) | |
3590 | { | |
3591 | tcg_gen_qemu_ld32u(o->out, o->in2, get_mem_index(s)); | |
3592 | return NO_EXIT; | |
3593 | } | |
3594 | ||
3595 | static ExitStatus op_ld64(DisasContext *s, DisasOps *o) | |
3596 | { | |
3597 | tcg_gen_qemu_ld64(o->out, o->in2, get_mem_index(s)); | |
3598 | return NO_EXIT; | |
3599 | } | |
3600 | ||
3601 | static ExitStatus op_mov2(DisasContext *s, DisasOps *o) | |
3602 | { | |
3603 | o->out = o->in2; | |
3604 | o->g_out = o->g_in2; | |
3605 | TCGV_UNUSED_I64(o->in2); | |
3606 | o->g_in2 = false; | |
3607 | return NO_EXIT; | |
3608 | } | |
3609 | ||
d1c04a2b RH |
3610 | static ExitStatus op_mul(DisasContext *s, DisasOps *o) |
3611 | { | |
3612 | tcg_gen_mul_i64(o->out, o->in1, o->in2); | |
3613 | return NO_EXIT; | |
3614 | } | |
3615 | ||
1ac5889f RH |
3616 | static ExitStatus op_mul128(DisasContext *s, DisasOps *o) |
3617 | { | |
3618 | gen_helper_mul128(o->out, cpu_env, o->in1, o->in2); | |
3619 | return_low128(o->out2); | |
3620 | return NO_EXIT; | |
3621 | } | |
3622 | ||
b9bca3e5 RH |
3623 | static ExitStatus op_nabs(DisasContext *s, DisasOps *o) |
3624 | { | |
3625 | gen_helper_nabs_i64(o->out, o->in2); | |
3626 | return NO_EXIT; | |
3627 | } | |
3628 | ||
3629 | static ExitStatus op_neg(DisasContext *s, DisasOps *o) | |
3630 | { | |
3631 | tcg_gen_neg_i64(o->out, o->in2); | |
3632 | return NO_EXIT; | |
3633 | } | |
3634 | ||
3bbfbd1f RH |
3635 | static ExitStatus op_or(DisasContext *s, DisasOps *o) |
3636 | { | |
3637 | tcg_gen_or_i64(o->out, o->in1, o->in2); | |
3638 | return NO_EXIT; | |
3639 | } | |
3640 | ||
facfc864 RH |
3641 | static ExitStatus op_ori(DisasContext *s, DisasOps *o) |
3642 | { | |
3643 | int shift = s->insn->data & 0xff; | |
3644 | int size = s->insn->data >> 8; | |
3645 | uint64_t mask = ((1ull << size) - 1) << shift; | |
3646 | ||
3647 | assert(!o->g_in2); | |
3648 | tcg_gen_shli_i64(o->in2, o->in2, shift); | |
3649 | tcg_gen_or_i64(o->out, o->in1, o->in2); | |
3650 | ||
3651 | /* Produce the CC from only the bits manipulated. */ | |
3652 | tcg_gen_andi_i64(cc_dst, o->out, mask); | |
3653 | set_cc_nz_u64(s, cc_dst); | |
3654 | return NO_EXIT; | |
3655 | } | |
3656 | ||
2b280b97 RH |
3657 | static ExitStatus op_st8(DisasContext *s, DisasOps *o) |
3658 | { | |
3659 | tcg_gen_qemu_st8(o->in1, o->in2, get_mem_index(s)); | |
3660 | return NO_EXIT; | |
3661 | } | |
3662 | ||
3663 | static ExitStatus op_st16(DisasContext *s, DisasOps *o) | |
3664 | { | |
3665 | tcg_gen_qemu_st16(o->in1, o->in2, get_mem_index(s)); | |
3666 | return NO_EXIT; | |
3667 | } | |
3668 | ||
3669 | static ExitStatus op_st32(DisasContext *s, DisasOps *o) | |
3670 | { | |
3671 | tcg_gen_qemu_st32(o->in1, o->in2, get_mem_index(s)); | |
3672 | return NO_EXIT; | |
3673 | } | |
3674 | ||
3675 | static ExitStatus op_st64(DisasContext *s, DisasOps *o) | |
3676 | { | |
3677 | tcg_gen_qemu_st64(o->in1, o->in2, get_mem_index(s)); | |
3678 | return NO_EXIT; | |
3679 | } | |
3680 | ||
ad044d09 RH |
3681 | static ExitStatus op_sub(DisasContext *s, DisasOps *o) |
3682 | { | |
3683 | tcg_gen_sub_i64(o->out, o->in1, o->in2); | |
3684 | return NO_EXIT; | |
3685 | } | |
3686 | ||
4e4bb438 RH |
3687 | static ExitStatus op_subb(DisasContext *s, DisasOps *o) |
3688 | { | |
3689 | TCGv_i64 cc; | |
3690 | ||
3691 | assert(!o->g_in2); | |
3692 | tcg_gen_not_i64(o->in2, o->in2); | |
3693 | tcg_gen_add_i64(o->out, o->in1, o->in2); | |
3694 | ||
3695 | /* XXX possible optimization point */ | |
3696 | gen_op_calc_cc(s); | |
3697 | cc = tcg_temp_new_i64(); | |
3698 | tcg_gen_extu_i32_i64(cc, cc_op); | |
3699 | tcg_gen_shri_i64(cc, cc, 1); | |
3700 | tcg_gen_add_i64(o->out, o->out, cc); | |
3701 | tcg_temp_free_i64(cc); | |
3702 | return NO_EXIT; | |
3703 | } | |
3704 | ||
b9836c1a RH |
3705 | static ExitStatus op_svc(DisasContext *s, DisasOps *o) |
3706 | { | |
3707 | TCGv_i32 t; | |
3708 | ||
3709 | update_psw_addr(s); | |
3710 | gen_op_calc_cc(s); | |
3711 | ||
3712 | t = tcg_const_i32(get_field(s->fields, i1) & 0xff); | |
3713 | tcg_gen_st_i32(t, cpu_env, offsetof(CPUS390XState, int_svc_code)); | |
3714 | tcg_temp_free_i32(t); | |
3715 | ||
3716 | t = tcg_const_i32(s->next_pc - s->pc); | |
3717 | tcg_gen_st_i32(t, cpu_env, offsetof(CPUS390XState, int_svc_ilen)); | |
3718 | tcg_temp_free_i32(t); | |
3719 | ||
3720 | gen_exception(EXCP_SVC); | |
3721 | return EXIT_NORETURN; | |
3722 | } | |
3723 | ||
3bbfbd1f RH |
3724 | static ExitStatus op_xor(DisasContext *s, DisasOps *o) |
3725 | { | |
3726 | tcg_gen_xor_i64(o->out, o->in1, o->in2); | |
3727 | return NO_EXIT; | |
3728 | } | |
3729 | ||
facfc864 RH |
3730 | static ExitStatus op_xori(DisasContext *s, DisasOps *o) |
3731 | { | |
3732 | int shift = s->insn->data & 0xff; | |
3733 | int size = s->insn->data >> 8; | |
3734 | uint64_t mask = ((1ull << size) - 1) << shift; | |
3735 | ||
3736 | assert(!o->g_in2); | |
3737 | tcg_gen_shli_i64(o->in2, o->in2, shift); | |
3738 | tcg_gen_xor_i64(o->out, o->in1, o->in2); | |
3739 | ||
3740 | /* Produce the CC from only the bits manipulated. */ | |
3741 | tcg_gen_andi_i64(cc_dst, o->out, mask); | |
3742 | set_cc_nz_u64(s, cc_dst); | |
3743 | return NO_EXIT; | |
3744 | } | |
3745 | ||
ad044d09 RH |
3746 | /* ====================================================================== */ |
3747 | /* The "Cc OUTput" generators. Given the generated output (and in some cases | |
3748 | the original inputs), update the various cc data structures in order to | |
3749 | be able to compute the new condition code. */ | |
3750 | ||
b9bca3e5 RH |
3751 | static void cout_abs32(DisasContext *s, DisasOps *o) |
3752 | { | |
3753 | gen_op_update1_cc_i64(s, CC_OP_ABS_32, o->out); | |
3754 | } | |
3755 | ||
3756 | static void cout_abs64(DisasContext *s, DisasOps *o) | |
3757 | { | |
3758 | gen_op_update1_cc_i64(s, CC_OP_ABS_64, o->out); | |
3759 | } | |
3760 | ||
ad044d09 RH |
3761 | static void cout_adds32(DisasContext *s, DisasOps *o) |
3762 | { | |
3763 | gen_op_update3_cc_i64(s, CC_OP_ADD_32, o->in1, o->in2, o->out); | |
3764 | } | |
3765 | ||
3766 | static void cout_adds64(DisasContext *s, DisasOps *o) | |
3767 | { | |
3768 | gen_op_update3_cc_i64(s, CC_OP_ADD_64, o->in1, o->in2, o->out); | |
3769 | } | |
3770 | ||
3771 | static void cout_addu32(DisasContext *s, DisasOps *o) | |
3772 | { | |
3773 | gen_op_update3_cc_i64(s, CC_OP_ADDU_32, o->in1, o->in2, o->out); | |
3774 | } | |
3775 | ||
3776 | static void cout_addu64(DisasContext *s, DisasOps *o) | |
3777 | { | |
3778 | gen_op_update3_cc_i64(s, CC_OP_ADDU_64, o->in1, o->in2, o->out); | |
3779 | } | |
3780 | ||
4e4bb438 RH |
3781 | static void cout_addc32(DisasContext *s, DisasOps *o) |
3782 | { | |
3783 | gen_op_update3_cc_i64(s, CC_OP_ADDC_32, o->in1, o->in2, o->out); | |
3784 | } | |
3785 | ||
3786 | static void cout_addc64(DisasContext *s, DisasOps *o) | |
3787 | { | |
3788 | gen_op_update3_cc_i64(s, CC_OP_ADDC_64, o->in1, o->in2, o->out); | |
3789 | } | |
3790 | ||
a7e836d5 RH |
3791 | static void cout_cmps32(DisasContext *s, DisasOps *o) |
3792 | { | |
3793 | gen_op_update2_cc_i64(s, CC_OP_LTGT_32, o->in1, o->in2); | |
3794 | } | |
3795 | ||
3796 | static void cout_cmps64(DisasContext *s, DisasOps *o) | |
3797 | { | |
3798 | gen_op_update2_cc_i64(s, CC_OP_LTGT_64, o->in1, o->in2); | |
3799 | } | |
3800 | ||
3801 | static void cout_cmpu32(DisasContext *s, DisasOps *o) | |
3802 | { | |
3803 | gen_op_update2_cc_i64(s, CC_OP_LTUGTU_32, o->in1, o->in2); | |
3804 | } | |
3805 | ||
3806 | static void cout_cmpu64(DisasContext *s, DisasOps *o) | |
3807 | { | |
3808 | gen_op_update2_cc_i64(s, CC_OP_LTUGTU_64, o->in1, o->in2); | |
3809 | } | |
3810 | ||
b9bca3e5 RH |
3811 | static void cout_nabs32(DisasContext *s, DisasOps *o) |
3812 | { | |
3813 | gen_op_update1_cc_i64(s, CC_OP_NABS_32, o->out); | |
3814 | } | |
3815 | ||
3816 | static void cout_nabs64(DisasContext *s, DisasOps *o) | |
3817 | { | |
3818 | gen_op_update1_cc_i64(s, CC_OP_NABS_64, o->out); | |
3819 | } | |
3820 | ||
3821 | static void cout_neg32(DisasContext *s, DisasOps *o) | |
3822 | { | |
3823 | gen_op_update1_cc_i64(s, CC_OP_COMP_32, o->out); | |
3824 | } | |
3825 | ||
3826 | static void cout_neg64(DisasContext *s, DisasOps *o) | |
3827 | { | |
3828 | gen_op_update1_cc_i64(s, CC_OP_COMP_64, o->out); | |
3829 | } | |
3830 | ||
3bbfbd1f RH |
3831 | static void cout_nz32(DisasContext *s, DisasOps *o) |
3832 | { | |
3833 | tcg_gen_ext32u_i64(cc_dst, o->out); | |
3834 | gen_op_update1_cc_i64(s, CC_OP_NZ, cc_dst); | |
3835 | } | |
3836 | ||
3837 | static void cout_nz64(DisasContext *s, DisasOps *o) | |
3838 | { | |
3839 | gen_op_update1_cc_i64(s, CC_OP_NZ, o->out); | |
3840 | } | |
3841 | ||
11bf2d73 RH |
3842 | static void cout_s32(DisasContext *s, DisasOps *o) |
3843 | { | |
3844 | gen_op_update1_cc_i64(s, CC_OP_LTGT0_32, o->out); | |
3845 | } | |
3846 | ||
3847 | static void cout_s64(DisasContext *s, DisasOps *o) | |
3848 | { | |
3849 | gen_op_update1_cc_i64(s, CC_OP_LTGT0_64, o->out); | |
3850 | } | |
3851 | ||
ad044d09 RH |
3852 | static void cout_subs32(DisasContext *s, DisasOps *o) |
3853 | { | |
3854 | gen_op_update3_cc_i64(s, CC_OP_SUB_32, o->in1, o->in2, o->out); | |
3855 | } | |
3856 | ||
3857 | static void cout_subs64(DisasContext *s, DisasOps *o) | |
3858 | { | |
3859 | gen_op_update3_cc_i64(s, CC_OP_SUB_64, o->in1, o->in2, o->out); | |
3860 | } | |
3861 | ||
3862 | static void cout_subu32(DisasContext *s, DisasOps *o) | |
3863 | { | |
3864 | gen_op_update3_cc_i64(s, CC_OP_SUBU_32, o->in1, o->in2, o->out); | |
3865 | } | |
3866 | ||
3867 | static void cout_subu64(DisasContext *s, DisasOps *o) | |
3868 | { | |
3869 | gen_op_update3_cc_i64(s, CC_OP_SUBU_64, o->in1, o->in2, o->out); | |
3870 | } | |
3871 | ||
4e4bb438 RH |
3872 | static void cout_subb32(DisasContext *s, DisasOps *o) |
3873 | { | |
3874 | gen_op_update3_cc_i64(s, CC_OP_SUBB_32, o->in1, o->in2, o->out); | |
3875 | } | |
3876 | ||
3877 | static void cout_subb64(DisasContext *s, DisasOps *o) | |
3878 | { | |
3879 | gen_op_update3_cc_i64(s, CC_OP_SUBB_64, o->in1, o->in2, o->out); | |
3880 | } | |
3881 | ||
00d2dc19 RH |
3882 | static void cout_tm32(DisasContext *s, DisasOps *o) |
3883 | { | |
3884 | gen_op_update2_cc_i64(s, CC_OP_TM_32, o->in1, o->in2); | |
3885 | } | |
3886 | ||
3887 | static void cout_tm64(DisasContext *s, DisasOps *o) | |
3888 | { | |
3889 | gen_op_update2_cc_i64(s, CC_OP_TM_64, o->in1, o->in2); | |
3890 | } | |
3891 | ||
ad044d09 RH |
3892 | /* ====================================================================== */ |
3893 | /* The "PREPeration" generators. These initialize the DisasOps.OUT fields | |
3894 | with the TCG register to which we will write. Used in combination with | |
3895 | the "wout" generators, in some cases we need a new temporary, and in | |
3896 | some cases we can write to a TCG global. */ | |
3897 | ||
3898 | static void prep_new(DisasContext *s, DisasFields *f, DisasOps *o) | |
3899 | { | |
3900 | o->out = tcg_temp_new_i64(); | |
3901 | } | |
3902 | ||
891452e5 RH |
3903 | static void prep_new_P(DisasContext *s, DisasFields *f, DisasOps *o) |
3904 | { | |
3905 | o->out = tcg_temp_new_i64(); | |
3906 | o->out2 = tcg_temp_new_i64(); | |
3907 | } | |
3908 | ||
ad044d09 RH |
3909 | static void prep_r1(DisasContext *s, DisasFields *f, DisasOps *o) |
3910 | { | |
3911 | o->out = regs[get_field(f, r1)]; | |
3912 | o->g_out = true; | |
3913 | } | |
3914 | ||
1ac5889f RH |
3915 | static void prep_r1_P(DisasContext *s, DisasFields *f, DisasOps *o) |
3916 | { | |
3917 | /* ??? Specification exception: r1 must be even. */ | |
3918 | int r1 = get_field(f, r1); | |
3919 | o->out = regs[r1]; | |
3920 | o->out2 = regs[(r1 + 1) & 15]; | |
3921 | o->g_out = o->g_out2 = true; | |
3922 | } | |
3923 | ||
ad044d09 RH |
3924 | /* ====================================================================== */ |
3925 | /* The "Write OUTput" generators. These generally perform some non-trivial | |
3926 | copy of data to TCG globals, or to main memory. The trivial cases are | |
3927 | generally handled by having a "prep" generator install the TCG global | |
3928 | as the destination of the operation. */ | |
3929 | ||
22c37a08 RH |
3930 | static void wout_r1(DisasContext *s, DisasFields *f, DisasOps *o) |
3931 | { | |
3932 | store_reg(get_field(f, r1), o->out); | |
3933 | } | |
3934 | ||
ad044d09 RH |
3935 | static void wout_r1_32(DisasContext *s, DisasFields *f, DisasOps *o) |
3936 | { | |
3937 | store_reg32_i64(get_field(f, r1), o->out); | |
3938 | } | |
3939 | ||
891452e5 RH |
3940 | static void wout_r1_P32(DisasContext *s, DisasFields *f, DisasOps *o) |
3941 | { | |
3942 | /* ??? Specification exception: r1 must be even. */ | |
3943 | int r1 = get_field(f, r1); | |
3944 | store_reg32_i64(r1, o->out); | |
3945 | store_reg32_i64((r1 + 1) & 15, o->out2); | |
3946 | } | |
3947 | ||
d87aaf93 RH |
3948 | static void wout_r1_D32(DisasContext *s, DisasFields *f, DisasOps *o) |
3949 | { | |
3950 | /* ??? Specification exception: r1 must be even. */ | |
3951 | int r1 = get_field(f, r1); | |
3952 | store_reg32_i64((r1 + 1) & 15, o->out); | |
3953 | tcg_gen_shri_i64(o->out, o->out, 32); | |
3954 | store_reg32_i64(r1, o->out); | |
3955 | } | |
22c37a08 RH |
3956 | |
3957 | static void wout_cond_r1r2_32(DisasContext *s, DisasFields *f, DisasOps *o) | |
3958 | { | |
3959 | if (get_field(f, r1) != get_field(f, r2)) { | |
3960 | store_reg32_i64(get_field(f, r1), o->out); | |
3961 | } | |
3962 | } | |
d87aaf93 | 3963 | |
ad044d09 RH |
3964 | static void wout_m1_32(DisasContext *s, DisasFields *f, DisasOps *o) |
3965 | { | |
3966 | tcg_gen_qemu_st32(o->out, o->addr1, get_mem_index(s)); | |
3967 | } | |
3968 | ||
3969 | static void wout_m1_64(DisasContext *s, DisasFields *f, DisasOps *o) | |
3970 | { | |
3971 | tcg_gen_qemu_st64(o->out, o->addr1, get_mem_index(s)); | |
3972 | } | |
3973 | ||
3974 | /* ====================================================================== */ | |
3975 | /* The "INput 1" generators. These load the first operand to an insn. */ | |
3976 | ||
3977 | static void in1_r1(DisasContext *s, DisasFields *f, DisasOps *o) | |
3978 | { | |
3979 | o->in1 = load_reg(get_field(f, r1)); | |
3980 | } | |
3981 | ||
d1c04a2b RH |
3982 | static void in1_r1_o(DisasContext *s, DisasFields *f, DisasOps *o) |
3983 | { | |
3984 | o->in1 = regs[get_field(f, r1)]; | |
3985 | o->g_in1 = true; | |
3986 | } | |
3987 | ||
1ac5889f RH |
3988 | static void in1_r1p1(DisasContext *s, DisasFields *f, DisasOps *o) |
3989 | { | |
3990 | /* ??? Specification exception: r1 must be even. */ | |
3991 | int r1 = get_field(f, r1); | |
3992 | o->in1 = load_reg((r1 + 1) & 15); | |
3993 | } | |
3994 | ||
d87aaf93 RH |
3995 | static void in1_r1p1_32s(DisasContext *s, DisasFields *f, DisasOps *o) |
3996 | { | |
3997 | /* ??? Specification exception: r1 must be even. */ | |
3998 | int r1 = get_field(f, r1); | |
3999 | o->in1 = tcg_temp_new_i64(); | |
4000 | tcg_gen_ext32s_i64(o->in1, regs[(r1 + 1) & 15]); | |
4001 | } | |
4002 | ||
4003 | static void in1_r1p1_32u(DisasContext *s, DisasFields *f, DisasOps *o) | |
4004 | { | |
4005 | /* ??? Specification exception: r1 must be even. */ | |
4006 | int r1 = get_field(f, r1); | |
4007 | o->in1 = tcg_temp_new_i64(); | |
4008 | tcg_gen_ext32u_i64(o->in1, regs[(r1 + 1) & 15]); | |
4009 | } | |
4010 | ||
891452e5 RH |
4011 | static void in1_r1_D32(DisasContext *s, DisasFields *f, DisasOps *o) |
4012 | { | |
4013 | /* ??? Specification exception: r1 must be even. */ | |
4014 | int r1 = get_field(f, r1); | |
4015 | o->in1 = tcg_temp_new_i64(); | |
4016 | tcg_gen_concat32_i64(o->in1, regs[r1 + 1], regs[r1]); | |
4017 | } | |
4018 | ||
ad044d09 RH |
4019 | static void in1_r2(DisasContext *s, DisasFields *f, DisasOps *o) |
4020 | { | |
4021 | o->in1 = load_reg(get_field(f, r2)); | |
4022 | } | |
4023 | ||
4024 | static void in1_r3(DisasContext *s, DisasFields *f, DisasOps *o) | |
4025 | { | |
4026 | o->in1 = load_reg(get_field(f, r3)); | |
4027 | } | |
4028 | ||
4029 | static void in1_la1(DisasContext *s, DisasFields *f, DisasOps *o) | |
4030 | { | |
4031 | o->addr1 = get_address(s, 0, get_field(f, b1), get_field(f, d1)); | |
4032 | } | |
4033 | ||
a7e836d5 RH |
4034 | static void in1_m1_8u(DisasContext *s, DisasFields *f, DisasOps *o) |
4035 | { | |
4036 | in1_la1(s, f, o); | |
4037 | o->in1 = tcg_temp_new_i64(); | |
4038 | tcg_gen_qemu_ld8u(o->in1, o->addr1, get_mem_index(s)); | |
4039 | } | |
4040 | ||
4041 | static void in1_m1_16s(DisasContext *s, DisasFields *f, DisasOps *o) | |
4042 | { | |
4043 | in1_la1(s, f, o); | |
4044 | o->in1 = tcg_temp_new_i64(); | |
4045 | tcg_gen_qemu_ld16s(o->in1, o->addr1, get_mem_index(s)); | |
4046 | } | |
4047 | ||
4048 | static void in1_m1_16u(DisasContext *s, DisasFields *f, DisasOps *o) | |
4049 | { | |
4050 | in1_la1(s, f, o); | |
4051 | o->in1 = tcg_temp_new_i64(); | |
4052 | tcg_gen_qemu_ld16u(o->in1, o->addr1, get_mem_index(s)); | |
4053 | } | |
4054 | ||
ad044d09 RH |
4055 | static void in1_m1_32s(DisasContext *s, DisasFields *f, DisasOps *o) |
4056 | { | |
4057 | in1_la1(s, f, o); | |
4058 | o->in1 = tcg_temp_new_i64(); | |
4059 | tcg_gen_qemu_ld32s(o->in1, o->addr1, get_mem_index(s)); | |
4060 | } | |
4061 | ||
e272b3ac RH |
4062 | static void in1_m1_32u(DisasContext *s, DisasFields *f, DisasOps *o) |
4063 | { | |
4064 | in1_la1(s, f, o); | |
4065 | o->in1 = tcg_temp_new_i64(); | |
4066 | tcg_gen_qemu_ld32u(o->in1, o->addr1, get_mem_index(s)); | |
4067 | } | |
4068 | ||
ad044d09 RH |
4069 | static void in1_m1_64(DisasContext *s, DisasFields *f, DisasOps *o) |
4070 | { | |
4071 | in1_la1(s, f, o); | |
4072 | o->in1 = tcg_temp_new_i64(); | |
4073 | tcg_gen_qemu_ld64(o->in1, o->addr1, get_mem_index(s)); | |
4074 | } | |
4075 | ||
4076 | /* ====================================================================== */ | |
4077 | /* The "INput 2" generators. These load the second operand to an insn. */ | |
4078 | ||
4079 | static void in2_r2(DisasContext *s, DisasFields *f, DisasOps *o) | |
4080 | { | |
4081 | o->in2 = load_reg(get_field(f, r2)); | |
4082 | } | |
4083 | ||
d1c04a2b RH |
4084 | static void in2_r2_o(DisasContext *s, DisasFields *f, DisasOps *o) |
4085 | { | |
4086 | o->in2 = regs[get_field(f, r2)]; | |
4087 | o->g_in2 = true; | |
4088 | } | |
4089 | ||
8ac33cdb RH |
4090 | static void in2_r2_nz(DisasContext *s, DisasFields *f, DisasOps *o) |
4091 | { | |
4092 | int r2 = get_field(f, r2); | |
4093 | if (r2 != 0) { | |
4094 | o->in2 = load_reg(r2); | |
4095 | } | |
4096 | } | |
4097 | ||
c698d876 RH |
4098 | static void in2_r2_8s(DisasContext *s, DisasFields *f, DisasOps *o) |
4099 | { | |
4100 | o->in2 = tcg_temp_new_i64(); | |
4101 | tcg_gen_ext8s_i64(o->in2, regs[get_field(f, r2)]); | |
4102 | } | |
4103 | ||
4104 | static void in2_r2_8u(DisasContext *s, DisasFields *f, DisasOps *o) | |
4105 | { | |
4106 | o->in2 = tcg_temp_new_i64(); | |
4107 | tcg_gen_ext8u_i64(o->in2, regs[get_field(f, r2)]); | |
4108 | } | |
4109 | ||
4110 | static void in2_r2_16s(DisasContext *s, DisasFields *f, DisasOps *o) | |
4111 | { | |
4112 | o->in2 = tcg_temp_new_i64(); | |
4113 | tcg_gen_ext16s_i64(o->in2, regs[get_field(f, r2)]); | |
4114 | } | |
4115 | ||
4116 | static void in2_r2_16u(DisasContext *s, DisasFields *f, DisasOps *o) | |
4117 | { | |
4118 | o->in2 = tcg_temp_new_i64(); | |
4119 | tcg_gen_ext16u_i64(o->in2, regs[get_field(f, r2)]); | |
4120 | } | |
4121 | ||
ad044d09 RH |
4122 | static void in2_r3(DisasContext *s, DisasFields *f, DisasOps *o) |
4123 | { | |
4124 | o->in2 = load_reg(get_field(f, r3)); | |
4125 | } | |
4126 | ||
4127 | static void in2_r2_32s(DisasContext *s, DisasFields *f, DisasOps *o) | |
4128 | { | |
4129 | o->in2 = tcg_temp_new_i64(); | |
4130 | tcg_gen_ext32s_i64(o->in2, regs[get_field(f, r2)]); | |
4131 | } | |
4132 | ||
4133 | static void in2_r2_32u(DisasContext *s, DisasFields *f, DisasOps *o) | |
4134 | { | |
4135 | o->in2 = tcg_temp_new_i64(); | |
4136 | tcg_gen_ext32u_i64(o->in2, regs[get_field(f, r2)]); | |
4137 | } | |
4138 | ||
4139 | static void in2_a2(DisasContext *s, DisasFields *f, DisasOps *o) | |
4140 | { | |
4141 | int x2 = have_field(f, x2) ? get_field(f, x2) : 0; | |
4142 | o->in2 = get_address(s, x2, get_field(f, b2), get_field(f, d2)); | |
4143 | } | |
4144 | ||
a7e836d5 RH |
4145 | static void in2_ri2(DisasContext *s, DisasFields *f, DisasOps *o) |
4146 | { | |
4147 | o->in2 = tcg_const_i64(s->pc + (int64_t)get_field(f, i2) * 2); | |
4148 | } | |
4149 | ||
d82287de RH |
4150 | static void in2_m2_16s(DisasContext *s, DisasFields *f, DisasOps *o) |
4151 | { | |
4152 | in2_a2(s, f, o); | |
4153 | tcg_gen_qemu_ld16s(o->in2, o->in2, get_mem_index(s)); | |
4154 | } | |
4155 | ||
ad044d09 RH |
4156 | static void in2_m2_32s(DisasContext *s, DisasFields *f, DisasOps *o) |
4157 | { | |
4158 | in2_a2(s, f, o); | |
4159 | tcg_gen_qemu_ld32s(o->in2, o->in2, get_mem_index(s)); | |
4160 | } | |
4161 | ||
4162 | static void in2_m2_32u(DisasContext *s, DisasFields *f, DisasOps *o) | |
4163 | { | |
4164 | in2_a2(s, f, o); | |
4165 | tcg_gen_qemu_ld32u(o->in2, o->in2, get_mem_index(s)); | |
4166 | } | |
4167 | ||
4168 | static void in2_m2_64(DisasContext *s, DisasFields *f, DisasOps *o) | |
4169 | { | |
4170 | in2_a2(s, f, o); | |
4171 | tcg_gen_qemu_ld64(o->in2, o->in2, get_mem_index(s)); | |
4172 | } | |
4173 | ||
a7e836d5 RH |
4174 | static void in2_mri2_16u(DisasContext *s, DisasFields *f, DisasOps *o) |
4175 | { | |
4176 | in2_ri2(s, f, o); | |
4177 | tcg_gen_qemu_ld16u(o->in2, o->in2, get_mem_index(s)); | |
4178 | } | |
4179 | ||
4180 | static void in2_mri2_32s(DisasContext *s, DisasFields *f, DisasOps *o) | |
4181 | { | |
4182 | in2_ri2(s, f, o); | |
4183 | tcg_gen_qemu_ld32s(o->in2, o->in2, get_mem_index(s)); | |
4184 | } | |
4185 | ||
4186 | static void in2_mri2_32u(DisasContext *s, DisasFields *f, DisasOps *o) | |
4187 | { | |
4188 | in2_ri2(s, f, o); | |
4189 | tcg_gen_qemu_ld32u(o->in2, o->in2, get_mem_index(s)); | |
4190 | } | |
4191 | ||
4192 | static void in2_mri2_64(DisasContext *s, DisasFields *f, DisasOps *o) | |
4193 | { | |
4194 | in2_ri2(s, f, o); | |
4195 | tcg_gen_qemu_ld64(o->in2, o->in2, get_mem_index(s)); | |
4196 | } | |
4197 | ||
ad044d09 RH |
4198 | static void in2_i2(DisasContext *s, DisasFields *f, DisasOps *o) |
4199 | { | |
4200 | o->in2 = tcg_const_i64(get_field(f, i2)); | |
4201 | } | |
4202 | ||
a7e836d5 RH |
4203 | static void in2_i2_8u(DisasContext *s, DisasFields *f, DisasOps *o) |
4204 | { | |
4205 | o->in2 = tcg_const_i64((uint8_t)get_field(f, i2)); | |
4206 | } | |
4207 | ||
4208 | static void in2_i2_16u(DisasContext *s, DisasFields *f, DisasOps *o) | |
4209 | { | |
4210 | o->in2 = tcg_const_i64((uint16_t)get_field(f, i2)); | |
4211 | } | |
4212 | ||
ad044d09 RH |
4213 | static void in2_i2_32u(DisasContext *s, DisasFields *f, DisasOps *o) |
4214 | { | |
4215 | o->in2 = tcg_const_i64((uint32_t)get_field(f, i2)); | |
4216 | } | |
4217 | ||
ade9dea4 RH |
4218 | static void in2_i2_16u_shl(DisasContext *s, DisasFields *f, DisasOps *o) |
4219 | { | |
4220 | uint64_t i2 = (uint16_t)get_field(f, i2); | |
4221 | o->in2 = tcg_const_i64(i2 << s->insn->data); | |
4222 | } | |
4223 | ||
4224 | static void in2_i2_32u_shl(DisasContext *s, DisasFields *f, DisasOps *o) | |
4225 | { | |
4226 | uint64_t i2 = (uint32_t)get_field(f, i2); | |
4227 | o->in2 = tcg_const_i64(i2 << s->insn->data); | |
4228 | } | |
4229 | ||
ad044d09 RH |
4230 | /* ====================================================================== */ |
4231 | ||
4232 | /* Find opc within the table of insns. This is formulated as a switch | |
4233 | statement so that (1) we get compile-time notice of cut-paste errors | |
4234 | for duplicated opcodes, and (2) the compiler generates the binary | |
4235 | search tree, rather than us having to post-process the table. */ | |
4236 | ||
4237 | #define C(OPC, NM, FT, FC, I1, I2, P, W, OP, CC) \ | |
4238 | D(OPC, NM, FT, FC, I1, I2, P, W, OP, CC, 0) | |
4239 | ||
4240 | #define D(OPC, NM, FT, FC, I1, I2, P, W, OP, CC, D) insn_ ## NM, | |
4241 | ||
4242 | enum DisasInsnEnum { | |
4243 | #include "insn-data.def" | |
4244 | }; | |
4245 | ||
4246 | #undef D | |
4247 | #define D(OPC, NM, FT, FC, I1, I2, P, W, OP, CC, D) { \ | |
4248 | .opc = OPC, \ | |
4249 | .fmt = FMT_##FT, \ | |
4250 | .fac = FAC_##FC, \ | |
4251 | .name = #NM, \ | |
4252 | .help_in1 = in1_##I1, \ | |
4253 | .help_in2 = in2_##I2, \ | |
4254 | .help_prep = prep_##P, \ | |
4255 | .help_wout = wout_##W, \ | |
4256 | .help_cout = cout_##CC, \ | |
4257 | .help_op = op_##OP, \ | |
4258 | .data = D \ | |
4259 | }, | |
4260 | ||
4261 | /* Allow 0 to be used for NULL in the table below. */ | |
4262 | #define in1_0 NULL | |
4263 | #define in2_0 NULL | |
4264 | #define prep_0 NULL | |
4265 | #define wout_0 NULL | |
4266 | #define cout_0 NULL | |
4267 | #define op_0 NULL | |
4268 | ||
4269 | static const DisasInsn insn_info[] = { | |
4270 | #include "insn-data.def" | |
4271 | }; | |
4272 | ||
4273 | #undef D | |
4274 | #define D(OPC, NM, FT, FC, I1, I2, P, W, OP, CC, D) \ | |
4275 | case OPC: return &insn_info[insn_ ## NM]; | |
4276 | ||
4277 | static const DisasInsn *lookup_opc(uint16_t opc) | |
4278 | { | |
4279 | switch (opc) { | |
4280 | #include "insn-data.def" | |
4281 | default: | |
4282 | return NULL; | |
4283 | } | |
4284 | } | |
4285 | ||
4286 | #undef D | |
4287 | #undef C | |
4288 | ||
4289 | /* Extract a field from the insn. The INSN should be left-aligned in | |
4290 | the uint64_t so that we can more easily utilize the big-bit-endian | |
4291 | definitions we extract from the Principals of Operation. */ | |
4292 | ||
4293 | static void extract_field(DisasFields *o, const DisasField *f, uint64_t insn) | |
4294 | { | |
4295 | uint32_t r, m; | |
4296 | ||
4297 | if (f->size == 0) { | |
4298 | return; | |
4299 | } | |
4300 | ||
4301 | /* Zero extract the field from the insn. */ | |
4302 | r = (insn << f->beg) >> (64 - f->size); | |
4303 | ||
4304 | /* Sign-extend, or un-swap the field as necessary. */ | |
4305 | switch (f->type) { | |
4306 | case 0: /* unsigned */ | |
4307 | break; | |
4308 | case 1: /* signed */ | |
4309 | assert(f->size <= 32); | |
4310 | m = 1u << (f->size - 1); | |
4311 | r = (r ^ m) - m; | |
4312 | break; | |
4313 | case 2: /* dl+dh split, signed 20 bit. */ | |
4314 | r = ((int8_t)r << 12) | (r >> 8); | |
4315 | break; | |
4316 | default: | |
4317 | abort(); | |
4318 | } | |
4319 | ||
4320 | /* Validate that the "compressed" encoding we selected above is valid. | |
4321 | I.e. we havn't make two different original fields overlap. */ | |
4322 | assert(((o->presentC >> f->indexC) & 1) == 0); | |
4323 | o->presentC |= 1 << f->indexC; | |
4324 | o->presentO |= 1 << f->indexO; | |
4325 | ||
4326 | o->c[f->indexC] = r; | |
4327 | } | |
4328 | ||
4329 | /* Lookup the insn at the current PC, extracting the operands into O and | |
4330 | returning the info struct for the insn. Returns NULL for invalid insn. */ | |
4331 | ||
4332 | static const DisasInsn *extract_insn(CPUS390XState *env, DisasContext *s, | |
4333 | DisasFields *f) | |
4334 | { | |
4335 | uint64_t insn, pc = s->pc; | |
d5a103cd | 4336 | int op, op2, ilen; |
ad044d09 RH |
4337 | const DisasInsn *info; |
4338 | ||
4339 | insn = ld_code2(env, pc); | |
4340 | op = (insn >> 8) & 0xff; | |
d5a103cd RH |
4341 | ilen = get_ilen(op); |
4342 | s->next_pc = s->pc + ilen; | |
4343 | ||
4344 | switch (ilen) { | |
4345 | case 2: | |
ad044d09 RH |
4346 | insn = insn << 48; |
4347 | break; | |
d5a103cd | 4348 | case 4: |
ad044d09 RH |
4349 | insn = ld_code4(env, pc) << 32; |
4350 | break; | |
d5a103cd | 4351 | case 6: |
ad044d09 RH |
4352 | insn = (insn << 48) | (ld_code4(env, pc + 2) << 16); |
4353 | break; | |
4354 | default: | |
4355 | abort(); | |
4356 | } | |
4357 | ||
4358 | /* We can't actually determine the insn format until we've looked up | |
4359 | the full insn opcode. Which we can't do without locating the | |
4360 | secondary opcode. Assume by default that OP2 is at bit 40; for | |
4361 | those smaller insns that don't actually have a secondary opcode | |
4362 | this will correctly result in OP2 = 0. */ | |
4363 | switch (op) { | |
4364 | case 0x01: /* E */ | |
4365 | case 0x80: /* S */ | |
4366 | case 0x82: /* S */ | |
4367 | case 0x93: /* S */ | |
4368 | case 0xb2: /* S, RRF, RRE */ | |
4369 | case 0xb3: /* RRE, RRD, RRF */ | |
4370 | case 0xb9: /* RRE, RRF */ | |
4371 | case 0xe5: /* SSE, SIL */ | |
4372 | op2 = (insn << 8) >> 56; | |
4373 | break; | |
4374 | case 0xa5: /* RI */ | |
4375 | case 0xa7: /* RI */ | |
4376 | case 0xc0: /* RIL */ | |
4377 | case 0xc2: /* RIL */ | |
4378 | case 0xc4: /* RIL */ | |
4379 | case 0xc6: /* RIL */ | |
4380 | case 0xc8: /* SSF */ | |
4381 | case 0xcc: /* RIL */ | |
4382 | op2 = (insn << 12) >> 60; | |
4383 | break; | |
4384 | case 0xd0 ... 0xdf: /* SS */ | |
4385 | case 0xe1: /* SS */ | |
4386 | case 0xe2: /* SS */ | |
4387 | case 0xe8: /* SS */ | |
4388 | case 0xe9: /* SS */ | |
4389 | case 0xea: /* SS */ | |
4390 | case 0xee ... 0xf3: /* SS */ | |
4391 | case 0xf8 ... 0xfd: /* SS */ | |
4392 | op2 = 0; | |
4393 | break; | |
4394 | default: | |
4395 | op2 = (insn << 40) >> 56; | |
4396 | break; | |
4397 | } | |
4398 | ||
4399 | memset(f, 0, sizeof(*f)); | |
4400 | f->op = op; | |
4401 | f->op2 = op2; | |
4402 | ||
4403 | /* Lookup the instruction. */ | |
4404 | info = lookup_opc(op << 8 | op2); | |
4405 | ||
4406 | /* If we found it, extract the operands. */ | |
4407 | if (info != NULL) { | |
4408 | DisasFormat fmt = info->fmt; | |
4409 | int i; | |
4410 | ||
4411 | for (i = 0; i < NUM_C_FIELD; ++i) { | |
4412 | extract_field(f, &format_info[fmt].op[i], insn); | |
4413 | } | |
4414 | } | |
4415 | return info; | |
4416 | } | |
4417 | ||
4418 | static ExitStatus translate_one(CPUS390XState *env, DisasContext *s) | |
4419 | { | |
4420 | const DisasInsn *insn; | |
4421 | ExitStatus ret = NO_EXIT; | |
4422 | DisasFields f; | |
4423 | DisasOps o; | |
4424 | ||
4425 | insn = extract_insn(env, s, &f); | |
e023e832 | 4426 | |
ad044d09 RH |
4427 | /* If not found, try the old interpreter. This includes ILLOPC. */ |
4428 | if (insn == NULL) { | |
4429 | disas_s390_insn(env, s); | |
4430 | switch (s->is_jmp) { | |
4431 | case DISAS_NEXT: | |
4432 | ret = NO_EXIT; | |
4433 | break; | |
4434 | case DISAS_TB_JUMP: | |
4435 | ret = EXIT_GOTO_TB; | |
4436 | break; | |
4437 | case DISAS_JUMP: | |
4438 | ret = EXIT_PC_UPDATED; | |
4439 | break; | |
4440 | case DISAS_EXCP: | |
4441 | ret = EXIT_NORETURN; | |
4442 | break; | |
4443 | default: | |
4444 | abort(); | |
4445 | } | |
4446 | ||
4447 | s->pc = s->next_pc; | |
4448 | return ret; | |
4449 | } | |
4450 | ||
4451 | /* Set up the strutures we use to communicate with the helpers. */ | |
4452 | s->insn = insn; | |
4453 | s->fields = &f; | |
4454 | o.g_out = o.g_out2 = o.g_in1 = o.g_in2 = false; | |
4455 | TCGV_UNUSED_I64(o.out); | |
4456 | TCGV_UNUSED_I64(o.out2); | |
4457 | TCGV_UNUSED_I64(o.in1); | |
4458 | TCGV_UNUSED_I64(o.in2); | |
4459 | TCGV_UNUSED_I64(o.addr1); | |
4460 | ||
4461 | /* Implement the instruction. */ | |
4462 | if (insn->help_in1) { | |
4463 | insn->help_in1(s, &f, &o); | |
4464 | } | |
4465 | if (insn->help_in2) { | |
4466 | insn->help_in2(s, &f, &o); | |
4467 | } | |
4468 | if (insn->help_prep) { | |
4469 | insn->help_prep(s, &f, &o); | |
4470 | } | |
4471 | if (insn->help_op) { | |
4472 | ret = insn->help_op(s, &o); | |
4473 | } | |
4474 | if (insn->help_wout) { | |
4475 | insn->help_wout(s, &f, &o); | |
4476 | } | |
4477 | if (insn->help_cout) { | |
4478 | insn->help_cout(s, &o); | |
4479 | } | |
4480 | ||
4481 | /* Free any temporaries created by the helpers. */ | |
4482 | if (!TCGV_IS_UNUSED_I64(o.out) && !o.g_out) { | |
4483 | tcg_temp_free_i64(o.out); | |
4484 | } | |
4485 | if (!TCGV_IS_UNUSED_I64(o.out2) && !o.g_out2) { | |
4486 | tcg_temp_free_i64(o.out2); | |
4487 | } | |
4488 | if (!TCGV_IS_UNUSED_I64(o.in1) && !o.g_in1) { | |
4489 | tcg_temp_free_i64(o.in1); | |
4490 | } | |
4491 | if (!TCGV_IS_UNUSED_I64(o.in2) && !o.g_in2) { | |
4492 | tcg_temp_free_i64(o.in2); | |
4493 | } | |
4494 | if (!TCGV_IS_UNUSED_I64(o.addr1)) { | |
4495 | tcg_temp_free_i64(o.addr1); | |
4496 | } | |
4497 | ||
4498 | /* Advance to the next instruction. */ | |
4499 | s->pc = s->next_pc; | |
4500 | return ret; | |
e023e832 AG |
4501 | } |
4502 | ||
a4e3ad19 | 4503 | static inline void gen_intermediate_code_internal(CPUS390XState *env, |
e023e832 AG |
4504 | TranslationBlock *tb, |
4505 | int search_pc) | |
4506 | { | |
4507 | DisasContext dc; | |
4508 | target_ulong pc_start; | |
4509 | uint64_t next_page_start; | |
4510 | uint16_t *gen_opc_end; | |
4511 | int j, lj = -1; | |
4512 | int num_insns, max_insns; | |
4513 | CPUBreakpoint *bp; | |
ad044d09 | 4514 | ExitStatus status; |
d5a103cd | 4515 | bool do_debug; |
e023e832 AG |
4516 | |
4517 | pc_start = tb->pc; | |
4518 | ||
4519 | /* 31-bit mode */ | |
4520 | if (!(tb->flags & FLAG_MASK_64)) { | |
4521 | pc_start &= 0x7fffffff; | |
4522 | } | |
4523 | ||
e023e832 | 4524 | dc.tb = tb; |
ad044d09 | 4525 | dc.pc = pc_start; |
e023e832 | 4526 | dc.cc_op = CC_OP_DYNAMIC; |
d5a103cd | 4527 | do_debug = dc.singlestep_enabled = env->singlestep_enabled; |
ad044d09 | 4528 | dc.is_jmp = DISAS_NEXT; |
e023e832 | 4529 | |
92414b31 | 4530 | gen_opc_end = tcg_ctx.gen_opc_buf + OPC_MAX_SIZE; |
e023e832 AG |
4531 | |
4532 | next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE; | |
4533 | ||
4534 | num_insns = 0; | |
4535 | max_insns = tb->cflags & CF_COUNT_MASK; | |
4536 | if (max_insns == 0) { | |
4537 | max_insns = CF_COUNT_MASK; | |
4538 | } | |
4539 | ||
4540 | gen_icount_start(); | |
4541 | ||
4542 | do { | |
e023e832 | 4543 | if (search_pc) { |
92414b31 | 4544 | j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf; |
e023e832 AG |
4545 | if (lj < j) { |
4546 | lj++; | |
4547 | while (lj < j) { | |
ab1103de | 4548 | tcg_ctx.gen_opc_instr_start[lj++] = 0; |
e023e832 AG |
4549 | } |
4550 | } | |
25983cad | 4551 | tcg_ctx.gen_opc_pc[lj] = dc.pc; |
e023e832 | 4552 | gen_opc_cc_op[lj] = dc.cc_op; |
ab1103de | 4553 | tcg_ctx.gen_opc_instr_start[lj] = 1; |
c9c99c22 | 4554 | tcg_ctx.gen_opc_icount[lj] = num_insns; |
e023e832 | 4555 | } |
ad044d09 | 4556 | if (++num_insns == max_insns && (tb->cflags & CF_LAST_IO)) { |
e023e832 AG |
4557 | gen_io_start(); |
4558 | } | |
7193b5f6 RH |
4559 | |
4560 | if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP | CPU_LOG_TB_OP_OPT))) { | |
4561 | tcg_gen_debug_insn_start(dc.pc); | |
4562 | } | |
4563 | ||
d5a103cd RH |
4564 | status = NO_EXIT; |
4565 | if (unlikely(!QTAILQ_EMPTY(&env->breakpoints))) { | |
4566 | QTAILQ_FOREACH(bp, &env->breakpoints, entry) { | |
4567 | if (bp->pc == dc.pc) { | |
4568 | status = EXIT_PC_STALE; | |
4569 | do_debug = true; | |
4570 | break; | |
4571 | } | |
4572 | } | |
4573 | } | |
4574 | if (status == NO_EXIT) { | |
4575 | status = translate_one(env, &dc); | |
4576 | } | |
ad044d09 RH |
4577 | |
4578 | /* If we reach a page boundary, are single stepping, | |
4579 | or exhaust instruction count, stop generation. */ | |
4580 | if (status == NO_EXIT | |
4581 | && (dc.pc >= next_page_start | |
4582 | || tcg_ctx.gen_opc_ptr >= gen_opc_end | |
4583 | || num_insns >= max_insns | |
4584 | || singlestep | |
4585 | || env->singlestep_enabled)) { | |
4586 | status = EXIT_PC_STALE; | |
e023e832 | 4587 | } |
ad044d09 | 4588 | } while (status == NO_EXIT); |
e023e832 AG |
4589 | |
4590 | if (tb->cflags & CF_LAST_IO) { | |
4591 | gen_io_end(); | |
4592 | } | |
ad044d09 RH |
4593 | |
4594 | switch (status) { | |
4595 | case EXIT_GOTO_TB: | |
4596 | case EXIT_NORETURN: | |
4597 | break; | |
4598 | case EXIT_PC_STALE: | |
4599 | update_psw_addr(&dc); | |
4600 | /* FALLTHRU */ | |
4601 | case EXIT_PC_UPDATED: | |
4602 | if (singlestep && dc.cc_op != CC_OP_DYNAMIC) { | |
4603 | gen_op_calc_cc(&dc); | |
4604 | } else { | |
4605 | /* Next TB starts off with CC_OP_DYNAMIC, | |
4606 | so make sure the cc op type is in env */ | |
4607 | gen_op_set_cc_op(&dc); | |
4608 | } | |
d5a103cd RH |
4609 | if (do_debug) { |
4610 | gen_exception(EXCP_DEBUG); | |
ad044d09 RH |
4611 | } else { |
4612 | /* Generate the return instruction */ | |
4613 | tcg_gen_exit_tb(0); | |
4614 | } | |
4615 | break; | |
4616 | default: | |
4617 | abort(); | |
e023e832 | 4618 | } |
ad044d09 | 4619 | |
e023e832 | 4620 | gen_icount_end(tb, num_insns); |
efd7f486 | 4621 | *tcg_ctx.gen_opc_ptr = INDEX_op_end; |
e023e832 | 4622 | if (search_pc) { |
92414b31 | 4623 | j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf; |
e023e832 AG |
4624 | lj++; |
4625 | while (lj <= j) { | |
ab1103de | 4626 | tcg_ctx.gen_opc_instr_start[lj++] = 0; |
e023e832 AG |
4627 | } |
4628 | } else { | |
4629 | tb->size = dc.pc - pc_start; | |
4630 | tb->icount = num_insns; | |
4631 | } | |
ad044d09 | 4632 | |
e023e832 | 4633 | #if defined(S390X_DEBUG_DISAS) |
e023e832 AG |
4634 | if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) { |
4635 | qemu_log("IN: %s\n", lookup_symbol(pc_start)); | |
f4359b9f | 4636 | log_target_disas(env, pc_start, dc.pc - pc_start, 1); |
e023e832 AG |
4637 | qemu_log("\n"); |
4638 | } | |
4639 | #endif | |
4640 | } | |
4641 | ||
a4e3ad19 | 4642 | void gen_intermediate_code (CPUS390XState *env, struct TranslationBlock *tb) |
e023e832 AG |
4643 | { |
4644 | gen_intermediate_code_internal(env, tb, 0); | |
4645 | } | |
4646 | ||
a4e3ad19 | 4647 | void gen_intermediate_code_pc (CPUS390XState *env, struct TranslationBlock *tb) |
e023e832 AG |
4648 | { |
4649 | gen_intermediate_code_internal(env, tb, 1); | |
4650 | } | |
4651 | ||
a4e3ad19 | 4652 | void restore_state_to_opc(CPUS390XState *env, TranslationBlock *tb, int pc_pos) |
e023e832 AG |
4653 | { |
4654 | int cc_op; | |
25983cad | 4655 | env->psw.addr = tcg_ctx.gen_opc_pc[pc_pos]; |
e023e832 AG |
4656 | cc_op = gen_opc_cc_op[pc_pos]; |
4657 | if ((cc_op != CC_OP_DYNAMIC) && (cc_op != CC_OP_STATIC)) { | |
4658 | env->cc_op = cc_op; | |
4659 | } | |
10ec5117 | 4660 | } |