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8b453a2b | 1 | /* |
e2be9a5c | 2 | * Copyright(c) 2019-2022 Qualcomm Innovation Center, Inc. All Rights Reserved. |
8b453a2b TS |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
16 | */ | |
17 | ||
18 | #define QEMU_GENERATE | |
19 | #include "qemu/osdep.h" | |
20 | #include "cpu.h" | |
21 | #include "tcg/tcg-op.h" | |
a82dd548 | 22 | #include "tcg/tcg-op-gvec.h" |
8b453a2b TS |
23 | #include "exec/cpu_ldst.h" |
24 | #include "exec/log.h" | |
25 | #include "internal.h" | |
26 | #include "attribs.h" | |
27 | #include "insn.h" | |
28 | #include "decode.h" | |
29 | #include "translate.h" | |
30 | #include "printinsn.h" | |
31 | ||
32 | TCGv hex_gpr[TOTAL_PER_THREAD_REGS]; | |
33 | TCGv hex_pred[NUM_PREGS]; | |
34 | TCGv hex_next_PC; | |
35 | TCGv hex_this_PC; | |
36 | TCGv hex_slot_cancelled; | |
37 | TCGv hex_branch_taken; | |
38 | TCGv hex_new_value[TOTAL_PER_THREAD_REGS]; | |
8b453a2b | 39 | TCGv hex_reg_written[TOTAL_PER_THREAD_REGS]; |
8b453a2b TS |
40 | TCGv hex_new_pred_value[NUM_PREGS]; |
41 | TCGv hex_pred_written; | |
42 | TCGv hex_store_addr[STORES_MAX]; | |
43 | TCGv hex_store_width[STORES_MAX]; | |
44 | TCGv hex_store_val32[STORES_MAX]; | |
45 | TCGv_i64 hex_store_val64[STORES_MAX]; | |
46 | TCGv hex_pkt_has_store_s1; | |
47 | TCGv hex_dczero_addr; | |
48 | TCGv hex_llsc_addr; | |
49 | TCGv hex_llsc_val; | |
50 | TCGv_i64 hex_llsc_val_i64; | |
a82dd548 TS |
51 | TCGv hex_VRegs_updated; |
52 | TCGv hex_QRegs_updated; | |
53 | TCGv hex_vstore_addr[VSTORES_MAX]; | |
54 | TCGv hex_vstore_size[VSTORES_MAX]; | |
55 | TCGv hex_vstore_pending[VSTORES_MAX]; | |
8b453a2b TS |
56 | |
57 | static const char * const hexagon_prednames[] = { | |
58 | "p0", "p1", "p2", "p3" | |
59 | }; | |
60 | ||
a82dd548 TS |
61 | intptr_t ctx_future_vreg_off(DisasContext *ctx, int regnum, |
62 | int num, bool alloc_ok) | |
63 | { | |
64 | intptr_t offset; | |
65 | ||
66 | /* See if it is already allocated */ | |
67 | for (int i = 0; i < ctx->future_vregs_idx; i++) { | |
68 | if (ctx->future_vregs_num[i] == regnum) { | |
69 | return offsetof(CPUHexagonState, future_VRegs[i]); | |
70 | } | |
71 | } | |
72 | ||
73 | g_assert(alloc_ok); | |
74 | offset = offsetof(CPUHexagonState, future_VRegs[ctx->future_vregs_idx]); | |
75 | for (int i = 0; i < num; i++) { | |
76 | ctx->future_vregs_num[ctx->future_vregs_idx + i] = regnum++; | |
77 | } | |
78 | ctx->future_vregs_idx += num; | |
79 | g_assert(ctx->future_vregs_idx <= VECTOR_TEMPS_MAX); | |
80 | return offset; | |
81 | } | |
82 | ||
83 | intptr_t ctx_tmp_vreg_off(DisasContext *ctx, int regnum, | |
84 | int num, bool alloc_ok) | |
85 | { | |
86 | intptr_t offset; | |
87 | ||
88 | /* See if it is already allocated */ | |
89 | for (int i = 0; i < ctx->tmp_vregs_idx; i++) { | |
90 | if (ctx->tmp_vregs_num[i] == regnum) { | |
91 | return offsetof(CPUHexagonState, tmp_VRegs[i]); | |
92 | } | |
93 | } | |
94 | ||
95 | g_assert(alloc_ok); | |
96 | offset = offsetof(CPUHexagonState, tmp_VRegs[ctx->tmp_vregs_idx]); | |
97 | for (int i = 0; i < num; i++) { | |
98 | ctx->tmp_vregs_num[ctx->tmp_vregs_idx + i] = regnum++; | |
99 | } | |
100 | ctx->tmp_vregs_idx += num; | |
101 | g_assert(ctx->tmp_vregs_idx <= VECTOR_TEMPS_MAX); | |
102 | return offset; | |
103 | } | |
104 | ||
743debbc | 105 | static void gen_exception_raw(int excp) |
8b453a2b | 106 | { |
23803bbe | 107 | gen_helper_raise_exception(cpu_env, tcg_constant_i32(excp)); |
8b453a2b TS |
108 | } |
109 | ||
743debbc TS |
110 | static void gen_exec_counters(DisasContext *ctx) |
111 | { | |
112 | tcg_gen_addi_tl(hex_gpr[HEX_REG_QEMU_PKT_CNT], | |
113 | hex_gpr[HEX_REG_QEMU_PKT_CNT], ctx->num_packets); | |
114 | tcg_gen_addi_tl(hex_gpr[HEX_REG_QEMU_INSN_CNT], | |
115 | hex_gpr[HEX_REG_QEMU_INSN_CNT], ctx->num_insns); | |
a82dd548 TS |
116 | tcg_gen_addi_tl(hex_gpr[HEX_REG_QEMU_HVX_CNT], |
117 | hex_gpr[HEX_REG_QEMU_HVX_CNT], ctx->num_hvx_insns); | |
743debbc TS |
118 | } |
119 | ||
120 | static void gen_end_tb(DisasContext *ctx) | |
8b453a2b | 121 | { |
743debbc TS |
122 | gen_exec_counters(ctx); |
123 | tcg_gen_mov_tl(hex_gpr[HEX_REG_PC], hex_next_PC); | |
db07bd02 | 124 | tcg_gen_exit_tb(NULL, 0); |
743debbc TS |
125 | ctx->base.is_jmp = DISAS_NORETURN; |
126 | } | |
127 | ||
128 | static void gen_exception_end_tb(DisasContext *ctx, int excp) | |
129 | { | |
130 | gen_exec_counters(ctx); | |
131 | tcg_gen_mov_tl(hex_gpr[HEX_REG_PC], hex_next_PC); | |
132 | gen_exception_raw(excp); | |
133 | ctx->base.is_jmp = DISAS_NORETURN; | |
134 | ||
8b453a2b TS |
135 | } |
136 | ||
8b453a2b TS |
137 | #define PACKET_BUFFER_LEN 1028 |
138 | static void print_pkt(Packet *pkt) | |
139 | { | |
140 | GString *buf = g_string_sized_new(PACKET_BUFFER_LEN); | |
141 | snprint_a_pkt_debug(buf, pkt); | |
142 | HEX_DEBUG_LOG("%s", buf->str); | |
143 | g_string_free(buf, true); | |
144 | } | |
85580a65 TS |
145 | #define HEX_DEBUG_PRINT_PKT(pkt) \ |
146 | do { \ | |
147 | if (HEX_DEBUG) { \ | |
148 | print_pkt(pkt); \ | |
149 | } \ | |
150 | } while (0) | |
8b453a2b TS |
151 | |
152 | static int read_packet_words(CPUHexagonState *env, DisasContext *ctx, | |
153 | uint32_t words[]) | |
154 | { | |
155 | bool found_end = false; | |
156 | int nwords, max_words; | |
157 | ||
158 | memset(words, 0, PACKET_WORDS_MAX * sizeof(uint32_t)); | |
159 | for (nwords = 0; !found_end && nwords < PACKET_WORDS_MAX; nwords++) { | |
a27c100c | 160 | words[nwords] = |
4e116893 IL |
161 | translator_ldl(env, &ctx->base, |
162 | ctx->base.pc_next + nwords * sizeof(uint32_t)); | |
8b453a2b TS |
163 | found_end = is_packet_end(words[nwords]); |
164 | } | |
165 | if (!found_end) { | |
166 | /* Read too many words without finding the end */ | |
167 | return 0; | |
168 | } | |
169 | ||
170 | /* Check for page boundary crossing */ | |
171 | max_words = -(ctx->base.pc_next | TARGET_PAGE_MASK) / sizeof(uint32_t); | |
172 | if (nwords > max_words) { | |
173 | /* We can only cross a page boundary at the beginning of a TB */ | |
174 | g_assert(ctx->base.num_insns == 1); | |
175 | } | |
176 | ||
177 | HEX_DEBUG_LOG("decode_packet: pc = 0x%x\n", ctx->base.pc_next); | |
178 | HEX_DEBUG_LOG(" words = { "); | |
179 | for (int i = 0; i < nwords; i++) { | |
180 | HEX_DEBUG_LOG("0x%x, ", words[i]); | |
181 | } | |
182 | HEX_DEBUG_LOG("}\n"); | |
183 | ||
184 | return nwords; | |
185 | } | |
186 | ||
187 | static bool check_for_attrib(Packet *pkt, int attrib) | |
188 | { | |
189 | for (int i = 0; i < pkt->num_insns; i++) { | |
190 | if (GET_ATTRIB(pkt->insn[i].opcode, attrib)) { | |
191 | return true; | |
192 | } | |
193 | } | |
194 | return false; | |
195 | } | |
196 | ||
197 | static bool need_pc(Packet *pkt) | |
198 | { | |
199 | return check_for_attrib(pkt, A_IMPLICIT_READS_PC); | |
200 | } | |
201 | ||
202 | static bool need_slot_cancelled(Packet *pkt) | |
203 | { | |
204 | return check_for_attrib(pkt, A_CONDEXEC); | |
205 | } | |
206 | ||
207 | static bool need_pred_written(Packet *pkt) | |
208 | { | |
209 | return check_for_attrib(pkt, A_WRITES_PRED_REG); | |
210 | } | |
211 | ||
1e536334 | 212 | static void gen_start_packet(DisasContext *ctx) |
8b453a2b | 213 | { |
1e536334 | 214 | Packet *pkt = ctx->pkt; |
8b453a2b TS |
215 | target_ulong next_PC = ctx->base.pc_next + pkt->encod_pkt_size_in_bytes; |
216 | int i; | |
217 | ||
218 | /* Clear out the disassembly context */ | |
219 | ctx->reg_log_idx = 0; | |
220 | bitmap_zero(ctx->regs_written, TOTAL_PER_THREAD_REGS); | |
221 | ctx->preg_log_idx = 0; | |
6c677c60 | 222 | bitmap_zero(ctx->pregs_written, NUM_PREGS); |
a82dd548 TS |
223 | ctx->future_vregs_idx = 0; |
224 | ctx->tmp_vregs_idx = 0; | |
225 | ctx->vreg_log_idx = 0; | |
226 | bitmap_zero(ctx->vregs_updated_tmp, NUM_VREGS); | |
227 | bitmap_zero(ctx->vregs_updated, NUM_VREGS); | |
228 | bitmap_zero(ctx->vregs_select, NUM_VREGS); | |
229 | ctx->qreg_log_idx = 0; | |
8b453a2b TS |
230 | for (i = 0; i < STORES_MAX; i++) { |
231 | ctx->store_width[i] = 0; | |
232 | } | |
233 | tcg_gen_movi_tl(hex_pkt_has_store_s1, pkt->pkt_has_store_s1); | |
92cfa25f | 234 | ctx->s1_store_processed = false; |
a82dd548 | 235 | ctx->pre_commit = true; |
8b453a2b | 236 | |
85580a65 TS |
237 | if (HEX_DEBUG) { |
238 | /* Handy place to set a breakpoint before the packet executes */ | |
239 | gen_helper_debug_start_packet(cpu_env); | |
240 | tcg_gen_movi_tl(hex_this_PC, ctx->base.pc_next); | |
241 | } | |
8b453a2b TS |
242 | |
243 | /* Initialize the runtime state for packet semantics */ | |
244 | if (need_pc(pkt)) { | |
245 | tcg_gen_movi_tl(hex_gpr[HEX_REG_PC], ctx->base.pc_next); | |
246 | } | |
247 | if (need_slot_cancelled(pkt)) { | |
248 | tcg_gen_movi_tl(hex_slot_cancelled, 0); | |
249 | } | |
250 | if (pkt->pkt_has_cof) { | |
fb67c2bf TS |
251 | if (pkt->pkt_has_multi_cof) { |
252 | tcg_gen_movi_tl(hex_branch_taken, 0); | |
253 | } | |
8b453a2b TS |
254 | tcg_gen_movi_tl(hex_next_PC, next_PC); |
255 | } | |
256 | if (need_pred_written(pkt)) { | |
257 | tcg_gen_movi_tl(hex_pred_written, 0); | |
258 | } | |
a82dd548 TS |
259 | |
260 | if (pkt->pkt_has_hvx) { | |
261 | tcg_gen_movi_tl(hex_VRegs_updated, 0); | |
262 | tcg_gen_movi_tl(hex_QRegs_updated, 0); | |
263 | } | |
264 | } | |
265 | ||
1e536334 | 266 | bool is_gather_store_insn(DisasContext *ctx) |
a82dd548 | 267 | { |
1e536334 TS |
268 | Packet *pkt = ctx->pkt; |
269 | Insn *insn = ctx->insn; | |
a82dd548 TS |
270 | if (GET_ATTRIB(insn->opcode, A_CVI_NEW) && |
271 | insn->new_value_producer_slot == 1) { | |
272 | /* Look for gather instruction */ | |
273 | for (int i = 0; i < pkt->num_insns; i++) { | |
274 | Insn *in = &pkt->insn[i]; | |
275 | if (GET_ATTRIB(in->opcode, A_CVI_GATHER) && in->slot == 1) { | |
276 | return true; | |
277 | } | |
278 | } | |
279 | } | |
280 | return false; | |
8b453a2b TS |
281 | } |
282 | ||
283 | /* | |
284 | * The LOG_*_WRITE macros mark most of the writes in a packet | |
285 | * However, there are some implicit writes marked as attributes | |
286 | * of the applicable instructions. | |
287 | */ | |
1e536334 | 288 | static void mark_implicit_reg_write(DisasContext *ctx, int attrib, int rnum) |
8b453a2b | 289 | { |
1e536334 TS |
290 | uint16_t opcode = ctx->insn->opcode; |
291 | if (GET_ATTRIB(opcode, attrib)) { | |
b9dd6ff9 TS |
292 | /* |
293 | * USR is used to set overflow and FP exceptions, | |
294 | * so treat it as conditional | |
295 | */ | |
1e536334 | 296 | bool is_predicated = GET_ATTRIB(opcode, A_CONDEXEC) || |
b9dd6ff9 | 297 | rnum == HEX_REG_USR; |
8b453a2b TS |
298 | if (is_predicated && !is_preloaded(ctx, rnum)) { |
299 | tcg_gen_mov_tl(hex_new_value[rnum], hex_gpr[rnum]); | |
300 | } | |
301 | ||
302 | ctx_log_reg_write(ctx, rnum); | |
303 | } | |
304 | } | |
305 | ||
1e536334 | 306 | static void mark_implicit_pred_write(DisasContext *ctx, int attrib, int pnum) |
8b453a2b | 307 | { |
1e536334 | 308 | if (GET_ATTRIB(ctx->insn->opcode, attrib)) { |
8b453a2b TS |
309 | ctx_log_pred_write(ctx, pnum); |
310 | } | |
311 | } | |
312 | ||
1e536334 | 313 | static void mark_implicit_reg_writes(DisasContext *ctx) |
8b453a2b | 314 | { |
1e536334 TS |
315 | mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_FP, HEX_REG_FP); |
316 | mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_SP, HEX_REG_SP); | |
317 | mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_LR, HEX_REG_LR); | |
318 | mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_LC0, HEX_REG_LC0); | |
319 | mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_SA0, HEX_REG_SA0); | |
320 | mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_LC1, HEX_REG_LC1); | |
321 | mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_SA1, HEX_REG_SA1); | |
322 | mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_USR, HEX_REG_USR); | |
323 | mark_implicit_reg_write(ctx, A_FPOP, HEX_REG_USR); | |
6c677c60 | 324 | } |
8b453a2b | 325 | |
1e536334 | 326 | static void mark_implicit_pred_writes(DisasContext *ctx) |
6c677c60 | 327 | { |
1e536334 TS |
328 | mark_implicit_pred_write(ctx, A_IMPLICIT_WRITES_P0, 0); |
329 | mark_implicit_pred_write(ctx, A_IMPLICIT_WRITES_P1, 1); | |
330 | mark_implicit_pred_write(ctx, A_IMPLICIT_WRITES_P2, 2); | |
331 | mark_implicit_pred_write(ctx, A_IMPLICIT_WRITES_P3, 3); | |
8b453a2b TS |
332 | } |
333 | ||
1e536334 | 334 | static void mark_store_width(DisasContext *ctx) |
661ad999 | 335 | { |
1e536334 TS |
336 | uint16_t opcode = ctx->insn->opcode; |
337 | uint32_t slot = ctx->insn->slot; | |
661ad999 TS |
338 | uint8_t width = 0; |
339 | ||
340 | if (GET_ATTRIB(opcode, A_SCALAR_STORE)) { | |
341 | if (GET_ATTRIB(opcode, A_MEMSIZE_1B)) { | |
342 | width |= 1; | |
343 | } | |
344 | if (GET_ATTRIB(opcode, A_MEMSIZE_2B)) { | |
345 | width |= 2; | |
346 | } | |
347 | if (GET_ATTRIB(opcode, A_MEMSIZE_4B)) { | |
348 | width |= 4; | |
349 | } | |
350 | if (GET_ATTRIB(opcode, A_MEMSIZE_8B)) { | |
351 | width |= 8; | |
352 | } | |
353 | tcg_debug_assert(is_power_of_2(width)); | |
354 | ctx->store_width[slot] = width; | |
355 | } | |
356 | } | |
357 | ||
1e536334 | 358 | static void gen_insn(DisasContext *ctx) |
8b453a2b | 359 | { |
1e536334 TS |
360 | if (ctx->insn->generate) { |
361 | mark_implicit_reg_writes(ctx); | |
362 | ctx->insn->generate(ctx); | |
363 | mark_implicit_pred_writes(ctx); | |
364 | mark_store_width(ctx); | |
8b453a2b | 365 | } else { |
743debbc | 366 | gen_exception_end_tb(ctx, HEX_EXCP_INVALID_OPCODE); |
8b453a2b TS |
367 | } |
368 | } | |
369 | ||
370 | /* | |
371 | * Helpers for generating the packet commit | |
372 | */ | |
373 | static void gen_reg_writes(DisasContext *ctx) | |
374 | { | |
375 | int i; | |
376 | ||
377 | for (i = 0; i < ctx->reg_log_idx; i++) { | |
378 | int reg_num = ctx->reg_log[i]; | |
379 | ||
380 | tcg_gen_mov_tl(hex_gpr[reg_num], hex_new_value[reg_num]); | |
381 | } | |
382 | } | |
383 | ||
1e536334 | 384 | static void gen_pred_writes(DisasContext *ctx) |
8b453a2b | 385 | { |
8b453a2b TS |
386 | int i; |
387 | ||
388 | /* Early exit if the log is empty */ | |
389 | if (!ctx->preg_log_idx) { | |
390 | return; | |
391 | } | |
392 | ||
8b453a2b TS |
393 | /* |
394 | * Only endloop instructions will conditionally | |
395 | * write a predicate. If there are no endloop | |
396 | * instructions, we can use the non-conditional | |
397 | * write of the predicates. | |
398 | */ | |
1e536334 | 399 | if (ctx->pkt->pkt_has_endloop) { |
23803bbe | 400 | TCGv zero = tcg_constant_tl(0); |
8b453a2b TS |
401 | TCGv pred_written = tcg_temp_new(); |
402 | for (i = 0; i < ctx->preg_log_idx; i++) { | |
403 | int pred_num = ctx->preg_log[i]; | |
404 | ||
405 | tcg_gen_andi_tl(pred_written, hex_pred_written, 1 << pred_num); | |
406 | tcg_gen_movcond_tl(TCG_COND_NE, hex_pred[pred_num], | |
407 | pred_written, zero, | |
408 | hex_new_pred_value[pred_num], | |
409 | hex_pred[pred_num]); | |
410 | } | |
411 | tcg_temp_free(pred_written); | |
412 | } else { | |
413 | for (i = 0; i < ctx->preg_log_idx; i++) { | |
414 | int pred_num = ctx->preg_log[i]; | |
415 | tcg_gen_mov_tl(hex_pred[pred_num], hex_new_pred_value[pred_num]); | |
85580a65 TS |
416 | if (HEX_DEBUG) { |
417 | /* Do this so HELPER(debug_commit_end) will know */ | |
418 | tcg_gen_ori_tl(hex_pred_written, hex_pred_written, | |
419 | 1 << pred_num); | |
420 | } | |
8b453a2b TS |
421 | } |
422 | } | |
8b453a2b TS |
423 | } |
424 | ||
a27c100c | 425 | static void gen_check_store_width(DisasContext *ctx, int slot_num) |
8b453a2b | 426 | { |
85580a65 | 427 | if (HEX_DEBUG) { |
23803bbe PMD |
428 | TCGv slot = tcg_constant_tl(slot_num); |
429 | TCGv check = tcg_constant_tl(ctx->store_width[slot_num]); | |
85580a65 | 430 | gen_helper_debug_check_store_width(cpu_env, slot, check); |
85580a65 | 431 | } |
a27c100c | 432 | } |
8b453a2b TS |
433 | |
434 | static bool slot_is_predicated(Packet *pkt, int slot_num) | |
435 | { | |
436 | for (int i = 0; i < pkt->num_insns; i++) { | |
437 | if (pkt->insn[i].slot == slot_num) { | |
438 | return GET_ATTRIB(pkt->insn[i].opcode, A_CONDEXEC); | |
439 | } | |
440 | } | |
441 | /* If we get to here, we didn't find an instruction in the requested slot */ | |
442 | g_assert_not_reached(); | |
443 | } | |
444 | ||
1e536334 | 445 | void process_store(DisasContext *ctx, int slot_num) |
8b453a2b | 446 | { |
1e536334 | 447 | bool is_predicated = slot_is_predicated(ctx->pkt, slot_num); |
8b453a2b TS |
448 | TCGLabel *label_end = NULL; |
449 | ||
450 | /* | |
451 | * We may have already processed this store | |
452 | * See CHECK_NOSHUF in macros.h | |
453 | */ | |
454 | if (slot_num == 1 && ctx->s1_store_processed) { | |
455 | return; | |
456 | } | |
92cfa25f | 457 | ctx->s1_store_processed = true; |
8b453a2b TS |
458 | |
459 | if (is_predicated) { | |
460 | TCGv cancelled = tcg_temp_new(); | |
461 | label_end = gen_new_label(); | |
462 | ||
463 | /* Don't do anything if the slot was cancelled */ | |
464 | tcg_gen_extract_tl(cancelled, hex_slot_cancelled, slot_num, 1); | |
465 | tcg_gen_brcondi_tl(TCG_COND_NE, cancelled, 0, label_end); | |
466 | tcg_temp_free(cancelled); | |
467 | } | |
468 | { | |
469 | TCGv address = tcg_temp_local_new(); | |
470 | tcg_gen_mov_tl(address, hex_store_addr[slot_num]); | |
471 | ||
472 | /* | |
473 | * If we know the width from the DisasContext, we can | |
474 | * generate much cleaner code. | |
475 | * Unfortunately, not all instructions execute the fSTORE | |
476 | * macro during code generation. Anything that uses the | |
477 | * generic helper will have this problem. Instructions | |
478 | * that use fWRAP to generate proper TCG code will be OK. | |
479 | */ | |
480 | switch (ctx->store_width[slot_num]) { | |
481 | case 1: | |
a27c100c | 482 | gen_check_store_width(ctx, slot_num); |
8b453a2b TS |
483 | tcg_gen_qemu_st8(hex_store_val32[slot_num], |
484 | hex_store_addr[slot_num], | |
485 | ctx->mem_idx); | |
486 | break; | |
487 | case 2: | |
a27c100c | 488 | gen_check_store_width(ctx, slot_num); |
8b453a2b TS |
489 | tcg_gen_qemu_st16(hex_store_val32[slot_num], |
490 | hex_store_addr[slot_num], | |
491 | ctx->mem_idx); | |
492 | break; | |
493 | case 4: | |
a27c100c | 494 | gen_check_store_width(ctx, slot_num); |
8b453a2b TS |
495 | tcg_gen_qemu_st32(hex_store_val32[slot_num], |
496 | hex_store_addr[slot_num], | |
497 | ctx->mem_idx); | |
498 | break; | |
499 | case 8: | |
a27c100c | 500 | gen_check_store_width(ctx, slot_num); |
8b453a2b TS |
501 | tcg_gen_qemu_st64(hex_store_val64[slot_num], |
502 | hex_store_addr[slot_num], | |
503 | ctx->mem_idx); | |
504 | break; | |
505 | default: | |
506 | { | |
507 | /* | |
508 | * If we get to here, we don't know the width at | |
509 | * TCG generation time, we'll use a helper to | |
510 | * avoid branching based on the width at runtime. | |
511 | */ | |
23803bbe | 512 | TCGv slot = tcg_constant_tl(slot_num); |
8b453a2b | 513 | gen_helper_commit_store(cpu_env, slot); |
8b453a2b TS |
514 | } |
515 | } | |
516 | tcg_temp_free(address); | |
517 | } | |
518 | if (is_predicated) { | |
519 | gen_set_label(label_end); | |
520 | } | |
521 | } | |
522 | ||
1e536334 | 523 | static void process_store_log(DisasContext *ctx) |
8b453a2b TS |
524 | { |
525 | /* | |
526 | * When a packet has two stores, the hardware processes | |
c23b5764 | 527 | * slot 1 and then slot 0. This will be important when |
8b453a2b TS |
528 | * the memory accesses overlap. |
529 | */ | |
1e536334 | 530 | Packet *pkt = ctx->pkt; |
e2be9a5c TS |
531 | if (pkt->pkt_has_store_s1) { |
532 | g_assert(!pkt->pkt_has_dczeroa); | |
1e536334 | 533 | process_store(ctx, 1); |
8b453a2b | 534 | } |
e2be9a5c TS |
535 | if (pkt->pkt_has_store_s0) { |
536 | g_assert(!pkt->pkt_has_dczeroa); | |
1e536334 | 537 | process_store(ctx, 0); |
8b453a2b TS |
538 | } |
539 | } | |
540 | ||
541 | /* Zero out a 32-bit cache line */ | |
1e536334 | 542 | static void process_dczeroa(DisasContext *ctx) |
8b453a2b | 543 | { |
1e536334 | 544 | if (ctx->pkt->pkt_has_dczeroa) { |
8b453a2b TS |
545 | /* Store 32 bytes of zero starting at (addr & ~0x1f) */ |
546 | TCGv addr = tcg_temp_new(); | |
23803bbe | 547 | TCGv_i64 zero = tcg_constant_i64(0); |
8b453a2b TS |
548 | |
549 | tcg_gen_andi_tl(addr, hex_dczero_addr, ~0x1f); | |
550 | tcg_gen_qemu_st64(zero, addr, ctx->mem_idx); | |
551 | tcg_gen_addi_tl(addr, addr, 8); | |
552 | tcg_gen_qemu_st64(zero, addr, ctx->mem_idx); | |
553 | tcg_gen_addi_tl(addr, addr, 8); | |
554 | tcg_gen_qemu_st64(zero, addr, ctx->mem_idx); | |
555 | tcg_gen_addi_tl(addr, addr, 8); | |
556 | tcg_gen_qemu_st64(zero, addr, ctx->mem_idx); | |
557 | ||
558 | tcg_temp_free(addr); | |
8b453a2b TS |
559 | } |
560 | } | |
561 | ||
a82dd548 TS |
562 | static bool pkt_has_hvx_store(Packet *pkt) |
563 | { | |
564 | int i; | |
565 | for (i = 0; i < pkt->num_insns; i++) { | |
566 | int opcode = pkt->insn[i].opcode; | |
567 | if (GET_ATTRIB(opcode, A_CVI) && GET_ATTRIB(opcode, A_STORE)) { | |
568 | return true; | |
569 | } | |
570 | } | |
571 | return false; | |
572 | } | |
573 | ||
1e536334 | 574 | static void gen_commit_hvx(DisasContext *ctx) |
a82dd548 TS |
575 | { |
576 | int i; | |
577 | ||
578 | /* | |
579 | * for (i = 0; i < ctx->vreg_log_idx; i++) { | |
580 | * int rnum = ctx->vreg_log[i]; | |
581 | * if (ctx->vreg_is_predicated[i]) { | |
582 | * if (env->VRegs_updated & (1 << rnum)) { | |
583 | * env->VRegs[rnum] = env->future_VRegs[rnum]; | |
584 | * } | |
585 | * } else { | |
586 | * env->VRegs[rnum] = env->future_VRegs[rnum]; | |
587 | * } | |
588 | * } | |
589 | */ | |
590 | for (i = 0; i < ctx->vreg_log_idx; i++) { | |
591 | int rnum = ctx->vreg_log[i]; | |
592 | bool is_predicated = ctx->vreg_is_predicated[i]; | |
593 | intptr_t dstoff = offsetof(CPUHexagonState, VRegs[rnum]); | |
594 | intptr_t srcoff = ctx_future_vreg_off(ctx, rnum, 1, false); | |
595 | size_t size = sizeof(MMVector); | |
596 | ||
597 | if (is_predicated) { | |
598 | TCGv cmp = tcg_temp_new(); | |
599 | TCGLabel *label_skip = gen_new_label(); | |
600 | ||
601 | tcg_gen_andi_tl(cmp, hex_VRegs_updated, 1 << rnum); | |
602 | tcg_gen_brcondi_tl(TCG_COND_EQ, cmp, 0, label_skip); | |
603 | tcg_temp_free(cmp); | |
604 | tcg_gen_gvec_mov(MO_64, dstoff, srcoff, size, size); | |
605 | gen_set_label(label_skip); | |
606 | } else { | |
607 | tcg_gen_gvec_mov(MO_64, dstoff, srcoff, size, size); | |
608 | } | |
609 | } | |
610 | ||
611 | /* | |
612 | * for (i = 0; i < ctx->qreg_log_idx; i++) { | |
613 | * int rnum = ctx->qreg_log[i]; | |
614 | * if (ctx->qreg_is_predicated[i]) { | |
615 | * if (env->QRegs_updated) & (1 << rnum)) { | |
616 | * env->QRegs[rnum] = env->future_QRegs[rnum]; | |
617 | * } | |
618 | * } else { | |
619 | * env->QRegs[rnum] = env->future_QRegs[rnum]; | |
620 | * } | |
621 | * } | |
622 | */ | |
623 | for (i = 0; i < ctx->qreg_log_idx; i++) { | |
624 | int rnum = ctx->qreg_log[i]; | |
625 | bool is_predicated = ctx->qreg_is_predicated[i]; | |
626 | intptr_t dstoff = offsetof(CPUHexagonState, QRegs[rnum]); | |
627 | intptr_t srcoff = offsetof(CPUHexagonState, future_QRegs[rnum]); | |
628 | size_t size = sizeof(MMQReg); | |
629 | ||
630 | if (is_predicated) { | |
631 | TCGv cmp = tcg_temp_new(); | |
632 | TCGLabel *label_skip = gen_new_label(); | |
633 | ||
634 | tcg_gen_andi_tl(cmp, hex_QRegs_updated, 1 << rnum); | |
635 | tcg_gen_brcondi_tl(TCG_COND_EQ, cmp, 0, label_skip); | |
636 | tcg_temp_free(cmp); | |
637 | tcg_gen_gvec_mov(MO_64, dstoff, srcoff, size, size); | |
638 | gen_set_label(label_skip); | |
639 | } else { | |
640 | tcg_gen_gvec_mov(MO_64, dstoff, srcoff, size, size); | |
641 | } | |
642 | } | |
643 | ||
1e536334 | 644 | if (pkt_has_hvx_store(ctx->pkt)) { |
a82dd548 TS |
645 | gen_helper_commit_hvx_stores(cpu_env); |
646 | } | |
647 | } | |
648 | ||
1e536334 | 649 | static void update_exec_counters(DisasContext *ctx) |
8b453a2b | 650 | { |
1e536334 | 651 | Packet *pkt = ctx->pkt; |
8b453a2b TS |
652 | int num_insns = pkt->num_insns; |
653 | int num_real_insns = 0; | |
a82dd548 | 654 | int num_hvx_insns = 0; |
8b453a2b TS |
655 | |
656 | for (int i = 0; i < num_insns; i++) { | |
657 | if (!pkt->insn[i].is_endloop && | |
658 | !pkt->insn[i].part1 && | |
659 | !GET_ATTRIB(pkt->insn[i].opcode, A_IT_NOP)) { | |
660 | num_real_insns++; | |
661 | } | |
a82dd548 TS |
662 | if (GET_ATTRIB(pkt->insn[i].opcode, A_CVI)) { |
663 | num_hvx_insns++; | |
664 | } | |
8b453a2b TS |
665 | } |
666 | ||
667 | ctx->num_packets++; | |
668 | ctx->num_insns += num_real_insns; | |
a82dd548 | 669 | ctx->num_hvx_insns += num_hvx_insns; |
8b453a2b TS |
670 | } |
671 | ||
1e536334 | 672 | static void gen_commit_packet(DisasContext *ctx) |
8b453a2b | 673 | { |
c23b5764 TS |
674 | /* |
675 | * If there is more than one store in a packet, make sure they are all OK | |
676 | * before proceeding with the rest of the packet commit. | |
677 | * | |
678 | * dczeroa has to be the only store operation in the packet, so we go | |
679 | * ahead and process that first. | |
680 | * | |
a82dd548 TS |
681 | * When there is an HVX store, there can also be a scalar store in either |
682 | * slot 0 or slot1, so we create a mask for the helper to indicate what | |
683 | * work to do. | |
684 | * | |
c23b5764 TS |
685 | * When there are two scalar stores, we probe the one in slot 0. |
686 | * | |
687 | * Note that we don't call the probe helper for packets with only one | |
688 | * store. Therefore, we call process_store_log before anything else | |
689 | * involved in committing the packet. | |
690 | */ | |
1e536334 | 691 | Packet *pkt = ctx->pkt; |
c23b5764 TS |
692 | bool has_store_s0 = pkt->pkt_has_store_s0; |
693 | bool has_store_s1 = (pkt->pkt_has_store_s1 && !ctx->s1_store_processed); | |
a82dd548 | 694 | bool has_hvx_store = pkt_has_hvx_store(pkt); |
c23b5764 TS |
695 | if (pkt->pkt_has_dczeroa) { |
696 | /* | |
697 | * The dczeroa will be the store in slot 0, check that we don't have | |
a82dd548 | 698 | * a store in slot 1 or an HVX store. |
c23b5764 | 699 | */ |
e2be9a5c | 700 | g_assert(!has_store_s1 && !has_hvx_store); |
1e536334 | 701 | process_dczeroa(ctx); |
a82dd548 TS |
702 | } else if (has_hvx_store) { |
703 | TCGv mem_idx = tcg_constant_tl(ctx->mem_idx); | |
704 | ||
705 | if (!has_store_s0 && !has_store_s1) { | |
706 | gen_helper_probe_hvx_stores(cpu_env, mem_idx); | |
707 | } else { | |
708 | int mask = 0; | |
709 | TCGv mask_tcgv; | |
710 | ||
711 | if (has_store_s0) { | |
712 | mask |= (1 << 0); | |
713 | } | |
714 | if (has_store_s1) { | |
715 | mask |= (1 << 1); | |
716 | } | |
717 | if (has_hvx_store) { | |
718 | mask |= (1 << 2); | |
719 | } | |
720 | mask_tcgv = tcg_constant_tl(mask); | |
721 | gen_helper_probe_pkt_scalar_hvx_stores(cpu_env, mask_tcgv, mem_idx); | |
722 | } | |
c23b5764 TS |
723 | } else if (has_store_s0 && has_store_s1) { |
724 | /* | |
725 | * process_store_log will execute the slot 1 store first, | |
726 | * so we only have to probe the store in slot 0 | |
727 | */ | |
f448397a | 728 | TCGv mem_idx = tcg_constant_tl(ctx->mem_idx); |
c23b5764 | 729 | gen_helper_probe_pkt_scalar_store_s0(cpu_env, mem_idx); |
c23b5764 TS |
730 | } |
731 | ||
1e536334 | 732 | process_store_log(ctx); |
c23b5764 | 733 | |
8b453a2b | 734 | gen_reg_writes(ctx); |
1e536334 | 735 | gen_pred_writes(ctx); |
a82dd548 | 736 | if (pkt->pkt_has_hvx) { |
1e536334 | 737 | gen_commit_hvx(ctx); |
a82dd548 | 738 | } |
1e536334 | 739 | update_exec_counters(ctx); |
85580a65 | 740 | if (HEX_DEBUG) { |
8b453a2b | 741 | TCGv has_st0 = |
23803bbe | 742 | tcg_constant_tl(pkt->pkt_has_store_s0 && !pkt->pkt_has_dczeroa); |
8b453a2b | 743 | TCGv has_st1 = |
23803bbe | 744 | tcg_constant_tl(pkt->pkt_has_store_s1 && !pkt->pkt_has_dczeroa); |
8b453a2b TS |
745 | |
746 | /* Handy place to set a breakpoint at the end of execution */ | |
747 | gen_helper_debug_commit_end(cpu_env, has_st0, has_st1); | |
8b453a2b | 748 | } |
8b453a2b | 749 | |
a82dd548 TS |
750 | if (pkt->vhist_insn != NULL) { |
751 | ctx->pre_commit = false; | |
1e536334 TS |
752 | ctx->insn = pkt->vhist_insn; |
753 | pkt->vhist_insn->generate(ctx); | |
a82dd548 TS |
754 | } |
755 | ||
8b453a2b | 756 | if (pkt->pkt_has_cof) { |
743debbc | 757 | gen_end_tb(ctx); |
8b453a2b TS |
758 | } |
759 | } | |
760 | ||
761 | static void decode_and_translate_packet(CPUHexagonState *env, DisasContext *ctx) | |
762 | { | |
763 | uint32_t words[PACKET_WORDS_MAX]; | |
764 | int nwords; | |
765 | Packet pkt; | |
766 | int i; | |
767 | ||
768 | nwords = read_packet_words(env, ctx, words); | |
769 | if (!nwords) { | |
743debbc | 770 | gen_exception_end_tb(ctx, HEX_EXCP_INVALID_PACKET); |
8b453a2b TS |
771 | return; |
772 | } | |
773 | ||
774 | if (decode_packet(nwords, words, &pkt, false) > 0) { | |
775 | HEX_DEBUG_PRINT_PKT(&pkt); | |
1e536334 TS |
776 | ctx->pkt = &pkt; |
777 | gen_start_packet(ctx); | |
8b453a2b | 778 | for (i = 0; i < pkt.num_insns; i++) { |
1e536334 TS |
779 | ctx->insn = &pkt.insn[i]; |
780 | gen_insn(ctx); | |
8b453a2b | 781 | } |
1e536334 | 782 | gen_commit_packet(ctx); |
8b453a2b TS |
783 | ctx->base.pc_next += pkt.encod_pkt_size_in_bytes; |
784 | } else { | |
743debbc | 785 | gen_exception_end_tb(ctx, HEX_EXCP_INVALID_PACKET); |
8b453a2b TS |
786 | } |
787 | } | |
788 | ||
789 | static void hexagon_tr_init_disas_context(DisasContextBase *dcbase, | |
790 | CPUState *cs) | |
791 | { | |
792 | DisasContext *ctx = container_of(dcbase, DisasContext, base); | |
793 | ||
794 | ctx->mem_idx = MMU_USER_IDX; | |
795 | ctx->num_packets = 0; | |
796 | ctx->num_insns = 0; | |
a82dd548 | 797 | ctx->num_hvx_insns = 0; |
8b453a2b TS |
798 | } |
799 | ||
800 | static void hexagon_tr_tb_start(DisasContextBase *db, CPUState *cpu) | |
801 | { | |
802 | } | |
803 | ||
804 | static void hexagon_tr_insn_start(DisasContextBase *dcbase, CPUState *cpu) | |
805 | { | |
806 | DisasContext *ctx = container_of(dcbase, DisasContext, base); | |
807 | ||
808 | tcg_gen_insn_start(ctx->base.pc_next); | |
809 | } | |
810 | ||
8b453a2b TS |
811 | static bool pkt_crosses_page(CPUHexagonState *env, DisasContext *ctx) |
812 | { | |
813 | target_ulong page_start = ctx->base.pc_first & TARGET_PAGE_MASK; | |
814 | bool found_end = false; | |
815 | int nwords; | |
816 | ||
817 | for (nwords = 0; !found_end && nwords < PACKET_WORDS_MAX; nwords++) { | |
818 | uint32_t word = cpu_ldl_code(env, | |
819 | ctx->base.pc_next + nwords * sizeof(uint32_t)); | |
820 | found_end = is_packet_end(word); | |
821 | } | |
822 | uint32_t next_ptr = ctx->base.pc_next + nwords * sizeof(uint32_t); | |
823 | return found_end && next_ptr - page_start >= TARGET_PAGE_SIZE; | |
824 | } | |
825 | ||
826 | static void hexagon_tr_translate_packet(DisasContextBase *dcbase, CPUState *cpu) | |
827 | { | |
828 | DisasContext *ctx = container_of(dcbase, DisasContext, base); | |
829 | CPUHexagonState *env = cpu->env_ptr; | |
830 | ||
831 | decode_and_translate_packet(env, ctx); | |
832 | ||
833 | if (ctx->base.is_jmp == DISAS_NEXT) { | |
834 | target_ulong page_start = ctx->base.pc_first & TARGET_PAGE_MASK; | |
835 | target_ulong bytes_max = PACKET_WORDS_MAX * sizeof(target_ulong); | |
836 | ||
837 | if (ctx->base.pc_next - page_start >= TARGET_PAGE_SIZE || | |
838 | (ctx->base.pc_next - page_start >= TARGET_PAGE_SIZE - bytes_max && | |
839 | pkt_crosses_page(env, ctx))) { | |
840 | ctx->base.is_jmp = DISAS_TOO_MANY; | |
841 | } | |
842 | ||
843 | /* | |
844 | * The CPU log is used to compare against LLDB single stepping, | |
845 | * so end the TLB after every packet. | |
846 | */ | |
7d9ab202 | 847 | HexagonCPU *hex_cpu = env_archcpu(env); |
8b453a2b TS |
848 | if (hex_cpu->lldb_compat && qemu_loglevel_mask(CPU_LOG_TB_CPU)) { |
849 | ctx->base.is_jmp = DISAS_TOO_MANY; | |
850 | } | |
8b453a2b TS |
851 | } |
852 | } | |
853 | ||
854 | static void hexagon_tr_tb_stop(DisasContextBase *dcbase, CPUState *cpu) | |
855 | { | |
856 | DisasContext *ctx = container_of(dcbase, DisasContext, base); | |
857 | ||
858 | switch (ctx->base.is_jmp) { | |
859 | case DISAS_TOO_MANY: | |
860 | gen_exec_counters(ctx); | |
861 | tcg_gen_movi_tl(hex_gpr[HEX_REG_PC], ctx->base.pc_next); | |
db07bd02 | 862 | tcg_gen_exit_tb(NULL, 0); |
8b453a2b TS |
863 | break; |
864 | case DISAS_NORETURN: | |
8b453a2b TS |
865 | break; |
866 | default: | |
867 | g_assert_not_reached(); | |
868 | } | |
869 | } | |
870 | ||
8eb806a7 RH |
871 | static void hexagon_tr_disas_log(const DisasContextBase *dcbase, |
872 | CPUState *cpu, FILE *logfile) | |
8b453a2b | 873 | { |
8eb806a7 RH |
874 | fprintf(logfile, "IN: %s\n", lookup_symbol(dcbase->pc_first)); |
875 | target_disas(logfile, cpu, dcbase->pc_first, dcbase->tb->size); | |
8b453a2b TS |
876 | } |
877 | ||
878 | ||
879 | static const TranslatorOps hexagon_tr_ops = { | |
880 | .init_disas_context = hexagon_tr_init_disas_context, | |
881 | .tb_start = hexagon_tr_tb_start, | |
882 | .insn_start = hexagon_tr_insn_start, | |
8b453a2b TS |
883 | .translate_insn = hexagon_tr_translate_packet, |
884 | .tb_stop = hexagon_tr_tb_stop, | |
885 | .disas_log = hexagon_tr_disas_log, | |
886 | }; | |
887 | ||
306c8721 RH |
888 | void gen_intermediate_code(CPUState *cs, TranslationBlock *tb, int max_insns, |
889 | target_ulong pc, void *host_pc) | |
8b453a2b TS |
890 | { |
891 | DisasContext ctx; | |
892 | ||
306c8721 RH |
893 | translator_loop(cs, tb, max_insns, pc, host_pc, |
894 | &hexagon_tr_ops, &ctx.base); | |
8b453a2b TS |
895 | } |
896 | ||
897 | #define NAME_LEN 64 | |
898 | static char new_value_names[TOTAL_PER_THREAD_REGS][NAME_LEN]; | |
8b453a2b | 899 | static char reg_written_names[TOTAL_PER_THREAD_REGS][NAME_LEN]; |
8b453a2b TS |
900 | static char new_pred_value_names[NUM_PREGS][NAME_LEN]; |
901 | static char store_addr_names[STORES_MAX][NAME_LEN]; | |
902 | static char store_width_names[STORES_MAX][NAME_LEN]; | |
903 | static char store_val32_names[STORES_MAX][NAME_LEN]; | |
904 | static char store_val64_names[STORES_MAX][NAME_LEN]; | |
a82dd548 TS |
905 | static char vstore_addr_names[VSTORES_MAX][NAME_LEN]; |
906 | static char vstore_size_names[VSTORES_MAX][NAME_LEN]; | |
907 | static char vstore_pending_names[VSTORES_MAX][NAME_LEN]; | |
8b453a2b TS |
908 | |
909 | void hexagon_translate_init(void) | |
910 | { | |
911 | int i; | |
912 | ||
913 | opcode_init(); | |
914 | ||
8b453a2b TS |
915 | for (i = 0; i < TOTAL_PER_THREAD_REGS; i++) { |
916 | hex_gpr[i] = tcg_global_mem_new(cpu_env, | |
917 | offsetof(CPUHexagonState, gpr[i]), | |
918 | hexagon_regnames[i]); | |
919 | ||
920 | snprintf(new_value_names[i], NAME_LEN, "new_%s", hexagon_regnames[i]); | |
921 | hex_new_value[i] = tcg_global_mem_new(cpu_env, | |
922 | offsetof(CPUHexagonState, new_value[i]), | |
923 | new_value_names[i]); | |
924 | ||
85580a65 TS |
925 | if (HEX_DEBUG) { |
926 | snprintf(reg_written_names[i], NAME_LEN, "reg_written_%s", | |
927 | hexagon_regnames[i]); | |
928 | hex_reg_written[i] = tcg_global_mem_new(cpu_env, | |
929 | offsetof(CPUHexagonState, reg_written[i]), | |
930 | reg_written_names[i]); | |
931 | } | |
8b453a2b TS |
932 | } |
933 | for (i = 0; i < NUM_PREGS; i++) { | |
934 | hex_pred[i] = tcg_global_mem_new(cpu_env, | |
935 | offsetof(CPUHexagonState, pred[i]), | |
936 | hexagon_prednames[i]); | |
937 | ||
938 | snprintf(new_pred_value_names[i], NAME_LEN, "new_pred_%s", | |
939 | hexagon_prednames[i]); | |
940 | hex_new_pred_value[i] = tcg_global_mem_new(cpu_env, | |
941 | offsetof(CPUHexagonState, new_pred_value[i]), | |
942 | new_pred_value_names[i]); | |
943 | } | |
944 | hex_pred_written = tcg_global_mem_new(cpu_env, | |
945 | offsetof(CPUHexagonState, pred_written), "pred_written"); | |
946 | hex_next_PC = tcg_global_mem_new(cpu_env, | |
947 | offsetof(CPUHexagonState, next_PC), "next_PC"); | |
948 | hex_this_PC = tcg_global_mem_new(cpu_env, | |
949 | offsetof(CPUHexagonState, this_PC), "this_PC"); | |
950 | hex_slot_cancelled = tcg_global_mem_new(cpu_env, | |
951 | offsetof(CPUHexagonState, slot_cancelled), "slot_cancelled"); | |
952 | hex_branch_taken = tcg_global_mem_new(cpu_env, | |
953 | offsetof(CPUHexagonState, branch_taken), "branch_taken"); | |
954 | hex_pkt_has_store_s1 = tcg_global_mem_new(cpu_env, | |
955 | offsetof(CPUHexagonState, pkt_has_store_s1), "pkt_has_store_s1"); | |
956 | hex_dczero_addr = tcg_global_mem_new(cpu_env, | |
957 | offsetof(CPUHexagonState, dczero_addr), "dczero_addr"); | |
958 | hex_llsc_addr = tcg_global_mem_new(cpu_env, | |
959 | offsetof(CPUHexagonState, llsc_addr), "llsc_addr"); | |
960 | hex_llsc_val = tcg_global_mem_new(cpu_env, | |
961 | offsetof(CPUHexagonState, llsc_val), "llsc_val"); | |
962 | hex_llsc_val_i64 = tcg_global_mem_new_i64(cpu_env, | |
963 | offsetof(CPUHexagonState, llsc_val_i64), "llsc_val_i64"); | |
a82dd548 TS |
964 | hex_VRegs_updated = tcg_global_mem_new(cpu_env, |
965 | offsetof(CPUHexagonState, VRegs_updated), "VRegs_updated"); | |
966 | hex_QRegs_updated = tcg_global_mem_new(cpu_env, | |
967 | offsetof(CPUHexagonState, QRegs_updated), "QRegs_updated"); | |
8b453a2b TS |
968 | for (i = 0; i < STORES_MAX; i++) { |
969 | snprintf(store_addr_names[i], NAME_LEN, "store_addr_%d", i); | |
970 | hex_store_addr[i] = tcg_global_mem_new(cpu_env, | |
971 | offsetof(CPUHexagonState, mem_log_stores[i].va), | |
972 | store_addr_names[i]); | |
973 | ||
974 | snprintf(store_width_names[i], NAME_LEN, "store_width_%d", i); | |
975 | hex_store_width[i] = tcg_global_mem_new(cpu_env, | |
976 | offsetof(CPUHexagonState, mem_log_stores[i].width), | |
977 | store_width_names[i]); | |
978 | ||
979 | snprintf(store_val32_names[i], NAME_LEN, "store_val32_%d", i); | |
980 | hex_store_val32[i] = tcg_global_mem_new(cpu_env, | |
981 | offsetof(CPUHexagonState, mem_log_stores[i].data32), | |
982 | store_val32_names[i]); | |
983 | ||
984 | snprintf(store_val64_names[i], NAME_LEN, "store_val64_%d", i); | |
985 | hex_store_val64[i] = tcg_global_mem_new_i64(cpu_env, | |
986 | offsetof(CPUHexagonState, mem_log_stores[i].data64), | |
987 | store_val64_names[i]); | |
988 | } | |
a82dd548 TS |
989 | for (int i = 0; i < VSTORES_MAX; i++) { |
990 | snprintf(vstore_addr_names[i], NAME_LEN, "vstore_addr_%d", i); | |
991 | hex_vstore_addr[i] = tcg_global_mem_new(cpu_env, | |
992 | offsetof(CPUHexagonState, vstore[i].va), | |
993 | vstore_addr_names[i]); | |
994 | ||
995 | snprintf(vstore_size_names[i], NAME_LEN, "vstore_size_%d", i); | |
996 | hex_vstore_size[i] = tcg_global_mem_new(cpu_env, | |
997 | offsetof(CPUHexagonState, vstore[i].size), | |
998 | vstore_size_names[i]); | |
999 | ||
1000 | snprintf(vstore_pending_names[i], NAME_LEN, "vstore_pending_%d", i); | |
1001 | hex_vstore_pending[i] = tcg_global_mem_new(cpu_env, | |
1002 | offsetof(CPUHexagonState, vstore_pending[i]), | |
1003 | vstore_pending_names[i]); | |
1004 | } | |
8b453a2b | 1005 | } |