18b453a2bSTaylor Simpson /* 2e2be9a5cSTaylor Simpson * Copyright(c) 2019-2022 Qualcomm Innovation Center, Inc. All Rights Reserved. 38b453a2bSTaylor Simpson * 48b453a2bSTaylor Simpson * This program is free software; you can redistribute it and/or modify 58b453a2bSTaylor Simpson * it under the terms of the GNU General Public License as published by 68b453a2bSTaylor Simpson * the Free Software Foundation; either version 2 of the License, or 78b453a2bSTaylor Simpson * (at your option) any later version. 88b453a2bSTaylor Simpson * 98b453a2bSTaylor Simpson * This program is distributed in the hope that it will be useful, 108b453a2bSTaylor Simpson * but WITHOUT ANY WARRANTY; without even the implied warranty of 118b453a2bSTaylor Simpson * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 128b453a2bSTaylor Simpson * GNU General Public License for more details. 138b453a2bSTaylor Simpson * 148b453a2bSTaylor Simpson * You should have received a copy of the GNU General Public License 158b453a2bSTaylor Simpson * along with this program; if not, see <http://www.gnu.org/licenses/>. 168b453a2bSTaylor Simpson */ 178b453a2bSTaylor Simpson 188b453a2bSTaylor Simpson #define QEMU_GENERATE 198b453a2bSTaylor Simpson #include "qemu/osdep.h" 208b453a2bSTaylor Simpson #include "cpu.h" 218b453a2bSTaylor Simpson #include "tcg/tcg-op.h" 22a82dd548STaylor Simpson #include "tcg/tcg-op-gvec.h" 238b453a2bSTaylor Simpson #include "exec/cpu_ldst.h" 248b453a2bSTaylor Simpson #include "exec/log.h" 258b453a2bSTaylor Simpson #include "internal.h" 268b453a2bSTaylor Simpson #include "attribs.h" 278b453a2bSTaylor Simpson #include "insn.h" 288b453a2bSTaylor Simpson #include "decode.h" 298b453a2bSTaylor Simpson #include "translate.h" 308b453a2bSTaylor Simpson #include "printinsn.h" 318b453a2bSTaylor Simpson 328b453a2bSTaylor Simpson TCGv hex_gpr[TOTAL_PER_THREAD_REGS]; 338b453a2bSTaylor Simpson TCGv hex_pred[NUM_PREGS]; 348b453a2bSTaylor Simpson TCGv hex_this_PC; 358b453a2bSTaylor Simpson TCGv hex_slot_cancelled; 368b453a2bSTaylor Simpson TCGv hex_branch_taken; 378b453a2bSTaylor Simpson TCGv hex_new_value[TOTAL_PER_THREAD_REGS]; 388b453a2bSTaylor Simpson TCGv hex_reg_written[TOTAL_PER_THREAD_REGS]; 398b453a2bSTaylor Simpson TCGv hex_new_pred_value[NUM_PREGS]; 408b453a2bSTaylor Simpson TCGv hex_pred_written; 418b453a2bSTaylor Simpson TCGv hex_store_addr[STORES_MAX]; 428b453a2bSTaylor Simpson TCGv hex_store_width[STORES_MAX]; 438b453a2bSTaylor Simpson TCGv hex_store_val32[STORES_MAX]; 448b453a2bSTaylor Simpson TCGv_i64 hex_store_val64[STORES_MAX]; 458b453a2bSTaylor Simpson TCGv hex_pkt_has_store_s1; 468b453a2bSTaylor Simpson TCGv hex_dczero_addr; 478b453a2bSTaylor Simpson TCGv hex_llsc_addr; 488b453a2bSTaylor Simpson TCGv hex_llsc_val; 498b453a2bSTaylor Simpson TCGv_i64 hex_llsc_val_i64; 50a82dd548STaylor Simpson TCGv hex_VRegs_updated; 51a82dd548STaylor Simpson TCGv hex_QRegs_updated; 52a82dd548STaylor Simpson TCGv hex_vstore_addr[VSTORES_MAX]; 53a82dd548STaylor Simpson TCGv hex_vstore_size[VSTORES_MAX]; 54a82dd548STaylor Simpson TCGv hex_vstore_pending[VSTORES_MAX]; 558b453a2bSTaylor Simpson 568b453a2bSTaylor Simpson static const char * const hexagon_prednames[] = { 578b453a2bSTaylor Simpson "p0", "p1", "p2", "p3" 588b453a2bSTaylor Simpson }; 598b453a2bSTaylor Simpson 60a82dd548STaylor Simpson intptr_t ctx_future_vreg_off(DisasContext *ctx, int regnum, 61a82dd548STaylor Simpson int num, bool alloc_ok) 62a82dd548STaylor Simpson { 63a82dd548STaylor Simpson intptr_t offset; 64a82dd548STaylor Simpson 65a82dd548STaylor Simpson /* See if it is already allocated */ 66a82dd548STaylor Simpson for (int i = 0; i < ctx->future_vregs_idx; i++) { 67a82dd548STaylor Simpson if (ctx->future_vregs_num[i] == regnum) { 68a82dd548STaylor Simpson return offsetof(CPUHexagonState, future_VRegs[i]); 69a82dd548STaylor Simpson } 70a82dd548STaylor Simpson } 71a82dd548STaylor Simpson 72a82dd548STaylor Simpson g_assert(alloc_ok); 73a82dd548STaylor Simpson offset = offsetof(CPUHexagonState, future_VRegs[ctx->future_vregs_idx]); 74a82dd548STaylor Simpson for (int i = 0; i < num; i++) { 75a82dd548STaylor Simpson ctx->future_vregs_num[ctx->future_vregs_idx + i] = regnum++; 76a82dd548STaylor Simpson } 77a82dd548STaylor Simpson ctx->future_vregs_idx += num; 78a82dd548STaylor Simpson g_assert(ctx->future_vregs_idx <= VECTOR_TEMPS_MAX); 79a82dd548STaylor Simpson return offset; 80a82dd548STaylor Simpson } 81a82dd548STaylor Simpson 82a82dd548STaylor Simpson intptr_t ctx_tmp_vreg_off(DisasContext *ctx, int regnum, 83a82dd548STaylor Simpson int num, bool alloc_ok) 84a82dd548STaylor Simpson { 85a82dd548STaylor Simpson intptr_t offset; 86a82dd548STaylor Simpson 87a82dd548STaylor Simpson /* See if it is already allocated */ 88a82dd548STaylor Simpson for (int i = 0; i < ctx->tmp_vregs_idx; i++) { 89a82dd548STaylor Simpson if (ctx->tmp_vregs_num[i] == regnum) { 90a82dd548STaylor Simpson return offsetof(CPUHexagonState, tmp_VRegs[i]); 91a82dd548STaylor Simpson } 92a82dd548STaylor Simpson } 93a82dd548STaylor Simpson 94a82dd548STaylor Simpson g_assert(alloc_ok); 95a82dd548STaylor Simpson offset = offsetof(CPUHexagonState, tmp_VRegs[ctx->tmp_vregs_idx]); 96a82dd548STaylor Simpson for (int i = 0; i < num; i++) { 97a82dd548STaylor Simpson ctx->tmp_vregs_num[ctx->tmp_vregs_idx + i] = regnum++; 98a82dd548STaylor Simpson } 99a82dd548STaylor Simpson ctx->tmp_vregs_idx += num; 100a82dd548STaylor Simpson g_assert(ctx->tmp_vregs_idx <= VECTOR_TEMPS_MAX); 101a82dd548STaylor Simpson return offset; 102a82dd548STaylor Simpson } 103a82dd548STaylor Simpson 104743debbcSTaylor Simpson static void gen_exception_raw(int excp) 1058b453a2bSTaylor Simpson { 10623803bbeSPhilippe Mathieu-Daudé gen_helper_raise_exception(cpu_env, tcg_constant_i32(excp)); 1078b453a2bSTaylor Simpson } 1088b453a2bSTaylor Simpson 109743debbcSTaylor Simpson static void gen_exec_counters(DisasContext *ctx) 1108b453a2bSTaylor Simpson { 111743debbcSTaylor Simpson tcg_gen_addi_tl(hex_gpr[HEX_REG_QEMU_PKT_CNT], 112743debbcSTaylor Simpson hex_gpr[HEX_REG_QEMU_PKT_CNT], ctx->num_packets); 113743debbcSTaylor Simpson tcg_gen_addi_tl(hex_gpr[HEX_REG_QEMU_INSN_CNT], 114743debbcSTaylor Simpson hex_gpr[HEX_REG_QEMU_INSN_CNT], ctx->num_insns); 115a82dd548STaylor Simpson tcg_gen_addi_tl(hex_gpr[HEX_REG_QEMU_HVX_CNT], 116a82dd548STaylor Simpson hex_gpr[HEX_REG_QEMU_HVX_CNT], ctx->num_hvx_insns); 117743debbcSTaylor Simpson } 118743debbcSTaylor Simpson 1191b9a7f2aSTaylor Simpson static bool use_goto_tb(DisasContext *ctx, target_ulong dest) 1201b9a7f2aSTaylor Simpson { 1211b9a7f2aSTaylor Simpson return translator_use_goto_tb(&ctx->base, dest); 1221b9a7f2aSTaylor Simpson } 1231b9a7f2aSTaylor Simpson 1241b9a7f2aSTaylor Simpson static void gen_goto_tb(DisasContext *ctx, int idx, target_ulong dest) 1251b9a7f2aSTaylor Simpson { 1261b9a7f2aSTaylor Simpson if (use_goto_tb(ctx, dest)) { 1271b9a7f2aSTaylor Simpson tcg_gen_goto_tb(idx); 1281b9a7f2aSTaylor Simpson tcg_gen_movi_tl(hex_gpr[HEX_REG_PC], dest); 1291b9a7f2aSTaylor Simpson tcg_gen_exit_tb(ctx->base.tb, idx); 1301b9a7f2aSTaylor Simpson } else { 1311b9a7f2aSTaylor Simpson tcg_gen_movi_tl(hex_gpr[HEX_REG_PC], dest); 1321b9a7f2aSTaylor Simpson tcg_gen_lookup_and_goto_ptr(); 1331b9a7f2aSTaylor Simpson } 1341b9a7f2aSTaylor Simpson } 1351b9a7f2aSTaylor Simpson 136743debbcSTaylor Simpson static void gen_end_tb(DisasContext *ctx) 137743debbcSTaylor Simpson { 138564b2040STaylor Simpson Packet *pkt = ctx->pkt; 139564b2040STaylor Simpson 140743debbcSTaylor Simpson gen_exec_counters(ctx); 1411b9a7f2aSTaylor Simpson 1421b9a7f2aSTaylor Simpson if (ctx->branch_cond != TCG_COND_NEVER) { 1431b9a7f2aSTaylor Simpson if (ctx->branch_cond != TCG_COND_ALWAYS) { 1441b9a7f2aSTaylor Simpson TCGLabel *skip = gen_new_label(); 1451b9a7f2aSTaylor Simpson tcg_gen_brcondi_tl(ctx->branch_cond, hex_branch_taken, 0, skip); 1461b9a7f2aSTaylor Simpson gen_goto_tb(ctx, 0, ctx->branch_dest); 1471b9a7f2aSTaylor Simpson gen_set_label(skip); 1481b9a7f2aSTaylor Simpson gen_goto_tb(ctx, 1, ctx->next_PC); 1491b9a7f2aSTaylor Simpson } else { 1501b9a7f2aSTaylor Simpson gen_goto_tb(ctx, 0, ctx->branch_dest); 1511b9a7f2aSTaylor Simpson } 152564b2040STaylor Simpson } else if (ctx->is_tight_loop && 153564b2040STaylor Simpson pkt->insn[pkt->num_insns - 1].opcode == J2_endloop0) { 154564b2040STaylor Simpson /* 155564b2040STaylor Simpson * When we're in a tight loop, we defer the endloop0 processing 156564b2040STaylor Simpson * to take advantage of direct block chaining 157564b2040STaylor Simpson */ 158564b2040STaylor Simpson TCGLabel *skip = gen_new_label(); 159564b2040STaylor Simpson tcg_gen_brcondi_tl(TCG_COND_LEU, hex_gpr[HEX_REG_LC0], 1, skip); 160564b2040STaylor Simpson tcg_gen_subi_tl(hex_gpr[HEX_REG_LC0], hex_gpr[HEX_REG_LC0], 1); 161564b2040STaylor Simpson gen_goto_tb(ctx, 0, ctx->base.tb->pc); 162564b2040STaylor Simpson gen_set_label(skip); 163564b2040STaylor Simpson gen_goto_tb(ctx, 1, ctx->next_PC); 1641b9a7f2aSTaylor Simpson } else { 1651b9a7f2aSTaylor Simpson tcg_gen_lookup_and_goto_ptr(); 1661b9a7f2aSTaylor Simpson } 1671b9a7f2aSTaylor Simpson 168743debbcSTaylor Simpson ctx->base.is_jmp = DISAS_NORETURN; 169743debbcSTaylor Simpson } 170743debbcSTaylor Simpson 171743debbcSTaylor Simpson static void gen_exception_end_tb(DisasContext *ctx, int excp) 172743debbcSTaylor Simpson { 173743debbcSTaylor Simpson gen_exec_counters(ctx); 174613653e5STaylor Simpson tcg_gen_movi_tl(hex_gpr[HEX_REG_PC], ctx->next_PC); 175743debbcSTaylor Simpson gen_exception_raw(excp); 176743debbcSTaylor Simpson ctx->base.is_jmp = DISAS_NORETURN; 177743debbcSTaylor Simpson 1788b453a2bSTaylor Simpson } 1798b453a2bSTaylor Simpson 1808b453a2bSTaylor Simpson #define PACKET_BUFFER_LEN 1028 1818b453a2bSTaylor Simpson static void print_pkt(Packet *pkt) 1828b453a2bSTaylor Simpson { 1838b453a2bSTaylor Simpson GString *buf = g_string_sized_new(PACKET_BUFFER_LEN); 1848b453a2bSTaylor Simpson snprint_a_pkt_debug(buf, pkt); 1858b453a2bSTaylor Simpson HEX_DEBUG_LOG("%s", buf->str); 1868b453a2bSTaylor Simpson g_string_free(buf, true); 1878b453a2bSTaylor Simpson } 18885580a65STaylor Simpson #define HEX_DEBUG_PRINT_PKT(pkt) \ 18985580a65STaylor Simpson do { \ 19085580a65STaylor Simpson if (HEX_DEBUG) { \ 19185580a65STaylor Simpson print_pkt(pkt); \ 19285580a65STaylor Simpson } \ 19385580a65STaylor Simpson } while (0) 1948b453a2bSTaylor Simpson 1958b453a2bSTaylor Simpson static int read_packet_words(CPUHexagonState *env, DisasContext *ctx, 1968b453a2bSTaylor Simpson uint32_t words[]) 1978b453a2bSTaylor Simpson { 1988b453a2bSTaylor Simpson bool found_end = false; 1998b453a2bSTaylor Simpson int nwords, max_words; 2008b453a2bSTaylor Simpson 2018b453a2bSTaylor Simpson memset(words, 0, PACKET_WORDS_MAX * sizeof(uint32_t)); 2028b453a2bSTaylor Simpson for (nwords = 0; !found_end && nwords < PACKET_WORDS_MAX; nwords++) { 203a27c100cSTaylor Simpson words[nwords] = 2044e116893SIlya Leoshkevich translator_ldl(env, &ctx->base, 2054e116893SIlya Leoshkevich ctx->base.pc_next + nwords * sizeof(uint32_t)); 2068b453a2bSTaylor Simpson found_end = is_packet_end(words[nwords]); 2078b453a2bSTaylor Simpson } 2088b453a2bSTaylor Simpson if (!found_end) { 2098b453a2bSTaylor Simpson /* Read too many words without finding the end */ 2108b453a2bSTaylor Simpson return 0; 2118b453a2bSTaylor Simpson } 2128b453a2bSTaylor Simpson 2138b453a2bSTaylor Simpson /* Check for page boundary crossing */ 2148b453a2bSTaylor Simpson max_words = -(ctx->base.pc_next | TARGET_PAGE_MASK) / sizeof(uint32_t); 2158b453a2bSTaylor Simpson if (nwords > max_words) { 2168b453a2bSTaylor Simpson /* We can only cross a page boundary at the beginning of a TB */ 2178b453a2bSTaylor Simpson g_assert(ctx->base.num_insns == 1); 2188b453a2bSTaylor Simpson } 2198b453a2bSTaylor Simpson 2208b453a2bSTaylor Simpson HEX_DEBUG_LOG("decode_packet: pc = 0x%x\n", ctx->base.pc_next); 2218b453a2bSTaylor Simpson HEX_DEBUG_LOG(" words = { "); 2228b453a2bSTaylor Simpson for (int i = 0; i < nwords; i++) { 2238b453a2bSTaylor Simpson HEX_DEBUG_LOG("0x%x, ", words[i]); 2248b453a2bSTaylor Simpson } 2258b453a2bSTaylor Simpson HEX_DEBUG_LOG("}\n"); 2268b453a2bSTaylor Simpson 2278b453a2bSTaylor Simpson return nwords; 2288b453a2bSTaylor Simpson } 2298b453a2bSTaylor Simpson 2308b453a2bSTaylor Simpson static bool check_for_attrib(Packet *pkt, int attrib) 2318b453a2bSTaylor Simpson { 2328b453a2bSTaylor Simpson for (int i = 0; i < pkt->num_insns; i++) { 2338b453a2bSTaylor Simpson if (GET_ATTRIB(pkt->insn[i].opcode, attrib)) { 2348b453a2bSTaylor Simpson return true; 2358b453a2bSTaylor Simpson } 2368b453a2bSTaylor Simpson } 2378b453a2bSTaylor Simpson return false; 2388b453a2bSTaylor Simpson } 2398b453a2bSTaylor Simpson 2408b453a2bSTaylor Simpson static bool need_slot_cancelled(Packet *pkt) 2418b453a2bSTaylor Simpson { 2428b453a2bSTaylor Simpson return check_for_attrib(pkt, A_CONDEXEC); 2438b453a2bSTaylor Simpson } 2448b453a2bSTaylor Simpson 2458b453a2bSTaylor Simpson static bool need_pred_written(Packet *pkt) 2468b453a2bSTaylor Simpson { 2478b453a2bSTaylor Simpson return check_for_attrib(pkt, A_WRITES_PRED_REG); 2488b453a2bSTaylor Simpson } 2498b453a2bSTaylor Simpson 250613653e5STaylor Simpson static bool need_next_PC(DisasContext *ctx) 251613653e5STaylor Simpson { 252613653e5STaylor Simpson Packet *pkt = ctx->pkt; 253613653e5STaylor Simpson 254613653e5STaylor Simpson /* Check for conditional control flow or HW loop end */ 255613653e5STaylor Simpson for (int i = 0; i < pkt->num_insns; i++) { 256613653e5STaylor Simpson uint16_t opcode = pkt->insn[i].opcode; 257613653e5STaylor Simpson if (GET_ATTRIB(opcode, A_CONDEXEC) && GET_ATTRIB(opcode, A_COF)) { 258613653e5STaylor Simpson return true; 259613653e5STaylor Simpson } 260613653e5STaylor Simpson if (GET_ATTRIB(opcode, A_HWLOOP0_END) || 261613653e5STaylor Simpson GET_ATTRIB(opcode, A_HWLOOP1_END)) { 262613653e5STaylor Simpson return true; 263613653e5STaylor Simpson } 264613653e5STaylor Simpson } 265613653e5STaylor Simpson return false; 266613653e5STaylor Simpson } 267613653e5STaylor Simpson 2681e536334STaylor Simpson static void gen_start_packet(DisasContext *ctx) 2698b453a2bSTaylor Simpson { 2701e536334STaylor Simpson Packet *pkt = ctx->pkt; 2718b453a2bSTaylor Simpson target_ulong next_PC = ctx->base.pc_next + pkt->encod_pkt_size_in_bytes; 2728b453a2bSTaylor Simpson int i; 2738b453a2bSTaylor Simpson 2748b453a2bSTaylor Simpson /* Clear out the disassembly context */ 275613653e5STaylor Simpson ctx->next_PC = next_PC; 2768b453a2bSTaylor Simpson ctx->reg_log_idx = 0; 2778b453a2bSTaylor Simpson bitmap_zero(ctx->regs_written, TOTAL_PER_THREAD_REGS); 2788b453a2bSTaylor Simpson ctx->preg_log_idx = 0; 2796c677c60STaylor Simpson bitmap_zero(ctx->pregs_written, NUM_PREGS); 280a82dd548STaylor Simpson ctx->future_vregs_idx = 0; 281a82dd548STaylor Simpson ctx->tmp_vregs_idx = 0; 282a82dd548STaylor Simpson ctx->vreg_log_idx = 0; 283a82dd548STaylor Simpson bitmap_zero(ctx->vregs_updated_tmp, NUM_VREGS); 284a82dd548STaylor Simpson bitmap_zero(ctx->vregs_updated, NUM_VREGS); 285a82dd548STaylor Simpson bitmap_zero(ctx->vregs_select, NUM_VREGS); 286a82dd548STaylor Simpson ctx->qreg_log_idx = 0; 2878b453a2bSTaylor Simpson for (i = 0; i < STORES_MAX; i++) { 2888b453a2bSTaylor Simpson ctx->store_width[i] = 0; 2898b453a2bSTaylor Simpson } 2908b453a2bSTaylor Simpson tcg_gen_movi_tl(hex_pkt_has_store_s1, pkt->pkt_has_store_s1); 29192cfa25fSTaylor Simpson ctx->s1_store_processed = false; 292a82dd548STaylor Simpson ctx->pre_commit = true; 2938b453a2bSTaylor Simpson 29485580a65STaylor Simpson if (HEX_DEBUG) { 2958b453a2bSTaylor Simpson /* Handy place to set a breakpoint before the packet executes */ 2968b453a2bSTaylor Simpson gen_helper_debug_start_packet(cpu_env); 2978b453a2bSTaylor Simpson tcg_gen_movi_tl(hex_this_PC, ctx->base.pc_next); 29885580a65STaylor Simpson } 2998b453a2bSTaylor Simpson 3008b453a2bSTaylor Simpson /* Initialize the runtime state for packet semantics */ 3018b453a2bSTaylor Simpson if (need_slot_cancelled(pkt)) { 3028b453a2bSTaylor Simpson tcg_gen_movi_tl(hex_slot_cancelled, 0); 3038b453a2bSTaylor Simpson } 3048b453a2bSTaylor Simpson if (pkt->pkt_has_cof) { 305fb67c2bfSTaylor Simpson if (pkt->pkt_has_multi_cof) { 3068b453a2bSTaylor Simpson tcg_gen_movi_tl(hex_branch_taken, 0); 307fb67c2bfSTaylor Simpson } 308613653e5STaylor Simpson if (need_next_PC(ctx)) { 309613653e5STaylor Simpson tcg_gen_movi_tl(hex_gpr[HEX_REG_PC], next_PC); 310613653e5STaylor Simpson } 3118b453a2bSTaylor Simpson } 3128b453a2bSTaylor Simpson if (need_pred_written(pkt)) { 3138b453a2bSTaylor Simpson tcg_gen_movi_tl(hex_pred_written, 0); 3148b453a2bSTaylor Simpson } 315a82dd548STaylor Simpson 316a82dd548STaylor Simpson if (pkt->pkt_has_hvx) { 317a82dd548STaylor Simpson tcg_gen_movi_tl(hex_VRegs_updated, 0); 318a82dd548STaylor Simpson tcg_gen_movi_tl(hex_QRegs_updated, 0); 319a82dd548STaylor Simpson } 320a82dd548STaylor Simpson } 321a82dd548STaylor Simpson 3221e536334STaylor Simpson bool is_gather_store_insn(DisasContext *ctx) 323a82dd548STaylor Simpson { 3241e536334STaylor Simpson Packet *pkt = ctx->pkt; 3251e536334STaylor Simpson Insn *insn = ctx->insn; 326a82dd548STaylor Simpson if (GET_ATTRIB(insn->opcode, A_CVI_NEW) && 327a82dd548STaylor Simpson insn->new_value_producer_slot == 1) { 328a82dd548STaylor Simpson /* Look for gather instruction */ 329a82dd548STaylor Simpson for (int i = 0; i < pkt->num_insns; i++) { 330a82dd548STaylor Simpson Insn *in = &pkt->insn[i]; 331a82dd548STaylor Simpson if (GET_ATTRIB(in->opcode, A_CVI_GATHER) && in->slot == 1) { 332a82dd548STaylor Simpson return true; 333a82dd548STaylor Simpson } 334a82dd548STaylor Simpson } 335a82dd548STaylor Simpson } 336a82dd548STaylor Simpson return false; 3378b453a2bSTaylor Simpson } 3388b453a2bSTaylor Simpson 3398b453a2bSTaylor Simpson /* 3408b453a2bSTaylor Simpson * The LOG_*_WRITE macros mark most of the writes in a packet 3418b453a2bSTaylor Simpson * However, there are some implicit writes marked as attributes 3428b453a2bSTaylor Simpson * of the applicable instructions. 3438b453a2bSTaylor Simpson */ 3441e536334STaylor Simpson static void mark_implicit_reg_write(DisasContext *ctx, int attrib, int rnum) 3458b453a2bSTaylor Simpson { 3461e536334STaylor Simpson uint16_t opcode = ctx->insn->opcode; 3471e536334STaylor Simpson if (GET_ATTRIB(opcode, attrib)) { 348b9dd6ff9STaylor Simpson /* 349b9dd6ff9STaylor Simpson * USR is used to set overflow and FP exceptions, 350b9dd6ff9STaylor Simpson * so treat it as conditional 351b9dd6ff9STaylor Simpson */ 3521e536334STaylor Simpson bool is_predicated = GET_ATTRIB(opcode, A_CONDEXEC) || 353b9dd6ff9STaylor Simpson rnum == HEX_REG_USR; 354564b2040STaylor Simpson 355564b2040STaylor Simpson /* LC0/LC1 is conditionally written by endloop instructions */ 356564b2040STaylor Simpson if ((rnum == HEX_REG_LC0 || rnum == HEX_REG_LC1) && 357564b2040STaylor Simpson (opcode == J2_endloop0 || 358564b2040STaylor Simpson opcode == J2_endloop1 || 359564b2040STaylor Simpson opcode == J2_endloop01)) { 360564b2040STaylor Simpson is_predicated = true; 361564b2040STaylor Simpson } 362564b2040STaylor Simpson 3638b453a2bSTaylor Simpson if (is_predicated && !is_preloaded(ctx, rnum)) { 3648b453a2bSTaylor Simpson tcg_gen_mov_tl(hex_new_value[rnum], hex_gpr[rnum]); 3658b453a2bSTaylor Simpson } 3668b453a2bSTaylor Simpson 3678b453a2bSTaylor Simpson ctx_log_reg_write(ctx, rnum); 3688b453a2bSTaylor Simpson } 3698b453a2bSTaylor Simpson } 3708b453a2bSTaylor Simpson 3711e536334STaylor Simpson static void mark_implicit_pred_write(DisasContext *ctx, int attrib, int pnum) 3728b453a2bSTaylor Simpson { 3731e536334STaylor Simpson if (GET_ATTRIB(ctx->insn->opcode, attrib)) { 3748b453a2bSTaylor Simpson ctx_log_pred_write(ctx, pnum); 3758b453a2bSTaylor Simpson } 3768b453a2bSTaylor Simpson } 3778b453a2bSTaylor Simpson 3781e536334STaylor Simpson static void mark_implicit_reg_writes(DisasContext *ctx) 3798b453a2bSTaylor Simpson { 3801e536334STaylor Simpson mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_FP, HEX_REG_FP); 3811e536334STaylor Simpson mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_SP, HEX_REG_SP); 3821e536334STaylor Simpson mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_LR, HEX_REG_LR); 3831e536334STaylor Simpson mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_LC0, HEX_REG_LC0); 3841e536334STaylor Simpson mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_SA0, HEX_REG_SA0); 3851e536334STaylor Simpson mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_LC1, HEX_REG_LC1); 3861e536334STaylor Simpson mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_SA1, HEX_REG_SA1); 3871e536334STaylor Simpson mark_implicit_reg_write(ctx, A_IMPLICIT_WRITES_USR, HEX_REG_USR); 3881e536334STaylor Simpson mark_implicit_reg_write(ctx, A_FPOP, HEX_REG_USR); 3896c677c60STaylor Simpson } 3908b453a2bSTaylor Simpson 3911e536334STaylor Simpson static void mark_implicit_pred_writes(DisasContext *ctx) 3926c677c60STaylor Simpson { 3931e536334STaylor Simpson mark_implicit_pred_write(ctx, A_IMPLICIT_WRITES_P0, 0); 3941e536334STaylor Simpson mark_implicit_pred_write(ctx, A_IMPLICIT_WRITES_P1, 1); 3951e536334STaylor Simpson mark_implicit_pred_write(ctx, A_IMPLICIT_WRITES_P2, 2); 3961e536334STaylor Simpson mark_implicit_pred_write(ctx, A_IMPLICIT_WRITES_P3, 3); 3978b453a2bSTaylor Simpson } 3988b453a2bSTaylor Simpson 3991e536334STaylor Simpson static void mark_store_width(DisasContext *ctx) 400661ad999STaylor Simpson { 4011e536334STaylor Simpson uint16_t opcode = ctx->insn->opcode; 4021e536334STaylor Simpson uint32_t slot = ctx->insn->slot; 403661ad999STaylor Simpson uint8_t width = 0; 404661ad999STaylor Simpson 405661ad999STaylor Simpson if (GET_ATTRIB(opcode, A_SCALAR_STORE)) { 406661ad999STaylor Simpson if (GET_ATTRIB(opcode, A_MEMSIZE_1B)) { 407661ad999STaylor Simpson width |= 1; 408661ad999STaylor Simpson } 409661ad999STaylor Simpson if (GET_ATTRIB(opcode, A_MEMSIZE_2B)) { 410661ad999STaylor Simpson width |= 2; 411661ad999STaylor Simpson } 412661ad999STaylor Simpson if (GET_ATTRIB(opcode, A_MEMSIZE_4B)) { 413661ad999STaylor Simpson width |= 4; 414661ad999STaylor Simpson } 415661ad999STaylor Simpson if (GET_ATTRIB(opcode, A_MEMSIZE_8B)) { 416661ad999STaylor Simpson width |= 8; 417661ad999STaylor Simpson } 418661ad999STaylor Simpson tcg_debug_assert(is_power_of_2(width)); 419661ad999STaylor Simpson ctx->store_width[slot] = width; 420661ad999STaylor Simpson } 421661ad999STaylor Simpson } 422661ad999STaylor Simpson 4231e536334STaylor Simpson static void gen_insn(DisasContext *ctx) 4248b453a2bSTaylor Simpson { 4251e536334STaylor Simpson if (ctx->insn->generate) { 4261e536334STaylor Simpson mark_implicit_reg_writes(ctx); 4271e536334STaylor Simpson ctx->insn->generate(ctx); 4281e536334STaylor Simpson mark_implicit_pred_writes(ctx); 4291e536334STaylor Simpson mark_store_width(ctx); 4308b453a2bSTaylor Simpson } else { 431743debbcSTaylor Simpson gen_exception_end_tb(ctx, HEX_EXCP_INVALID_OPCODE); 4328b453a2bSTaylor Simpson } 4338b453a2bSTaylor Simpson } 4348b453a2bSTaylor Simpson 4358b453a2bSTaylor Simpson /* 4368b453a2bSTaylor Simpson * Helpers for generating the packet commit 4378b453a2bSTaylor Simpson */ 4388b453a2bSTaylor Simpson static void gen_reg_writes(DisasContext *ctx) 4398b453a2bSTaylor Simpson { 4408b453a2bSTaylor Simpson int i; 4418b453a2bSTaylor Simpson 4428b453a2bSTaylor Simpson for (i = 0; i < ctx->reg_log_idx; i++) { 4438b453a2bSTaylor Simpson int reg_num = ctx->reg_log[i]; 4448b453a2bSTaylor Simpson 4458b453a2bSTaylor Simpson tcg_gen_mov_tl(hex_gpr[reg_num], hex_new_value[reg_num]); 446564b2040STaylor Simpson 447564b2040STaylor Simpson /* 448564b2040STaylor Simpson * ctx->is_tight_loop is set when SA0 points to the beginning of the TB. 449564b2040STaylor Simpson * If we write to SA0, we have to turn off tight loop handling. 450564b2040STaylor Simpson */ 451564b2040STaylor Simpson if (reg_num == HEX_REG_SA0) { 452564b2040STaylor Simpson ctx->is_tight_loop = false; 453564b2040STaylor Simpson } 4548b453a2bSTaylor Simpson } 4558b453a2bSTaylor Simpson } 4568b453a2bSTaylor Simpson 4571e536334STaylor Simpson static void gen_pred_writes(DisasContext *ctx) 4588b453a2bSTaylor Simpson { 4598b453a2bSTaylor Simpson int i; 4608b453a2bSTaylor Simpson 4618b453a2bSTaylor Simpson /* Early exit if the log is empty */ 4628b453a2bSTaylor Simpson if (!ctx->preg_log_idx) { 4638b453a2bSTaylor Simpson return; 4648b453a2bSTaylor Simpson } 4658b453a2bSTaylor Simpson 4668b453a2bSTaylor Simpson /* 4678b453a2bSTaylor Simpson * Only endloop instructions will conditionally 4688b453a2bSTaylor Simpson * write a predicate. If there are no endloop 4698b453a2bSTaylor Simpson * instructions, we can use the non-conditional 4708b453a2bSTaylor Simpson * write of the predicates. 4718b453a2bSTaylor Simpson */ 4721e536334STaylor Simpson if (ctx->pkt->pkt_has_endloop) { 47323803bbeSPhilippe Mathieu-Daudé TCGv zero = tcg_constant_tl(0); 4748b453a2bSTaylor Simpson TCGv pred_written = tcg_temp_new(); 4758b453a2bSTaylor Simpson for (i = 0; i < ctx->preg_log_idx; i++) { 4768b453a2bSTaylor Simpson int pred_num = ctx->preg_log[i]; 4778b453a2bSTaylor Simpson 4788b453a2bSTaylor Simpson tcg_gen_andi_tl(pred_written, hex_pred_written, 1 << pred_num); 4798b453a2bSTaylor Simpson tcg_gen_movcond_tl(TCG_COND_NE, hex_pred[pred_num], 4808b453a2bSTaylor Simpson pred_written, zero, 4818b453a2bSTaylor Simpson hex_new_pred_value[pred_num], 4828b453a2bSTaylor Simpson hex_pred[pred_num]); 4838b453a2bSTaylor Simpson } 4848b453a2bSTaylor Simpson tcg_temp_free(pred_written); 4858b453a2bSTaylor Simpson } else { 4868b453a2bSTaylor Simpson for (i = 0; i < ctx->preg_log_idx; i++) { 4878b453a2bSTaylor Simpson int pred_num = ctx->preg_log[i]; 4888b453a2bSTaylor Simpson tcg_gen_mov_tl(hex_pred[pred_num], hex_new_pred_value[pred_num]); 48985580a65STaylor Simpson if (HEX_DEBUG) { 4908b453a2bSTaylor Simpson /* Do this so HELPER(debug_commit_end) will know */ 49185580a65STaylor Simpson tcg_gen_ori_tl(hex_pred_written, hex_pred_written, 49285580a65STaylor Simpson 1 << pred_num); 49385580a65STaylor Simpson } 4948b453a2bSTaylor Simpson } 4958b453a2bSTaylor Simpson } 4968b453a2bSTaylor Simpson } 4978b453a2bSTaylor Simpson 498a27c100cSTaylor Simpson static void gen_check_store_width(DisasContext *ctx, int slot_num) 4998b453a2bSTaylor Simpson { 50085580a65STaylor Simpson if (HEX_DEBUG) { 50123803bbeSPhilippe Mathieu-Daudé TCGv slot = tcg_constant_tl(slot_num); 50223803bbeSPhilippe Mathieu-Daudé TCGv check = tcg_constant_tl(ctx->store_width[slot_num]); 5038b453a2bSTaylor Simpson gen_helper_debug_check_store_width(cpu_env, slot, check); 50485580a65STaylor Simpson } 505a27c100cSTaylor Simpson } 5068b453a2bSTaylor Simpson 5078b453a2bSTaylor Simpson static bool slot_is_predicated(Packet *pkt, int slot_num) 5088b453a2bSTaylor Simpson { 5098b453a2bSTaylor Simpson for (int i = 0; i < pkt->num_insns; i++) { 5108b453a2bSTaylor Simpson if (pkt->insn[i].slot == slot_num) { 5118b453a2bSTaylor Simpson return GET_ATTRIB(pkt->insn[i].opcode, A_CONDEXEC); 5128b453a2bSTaylor Simpson } 5138b453a2bSTaylor Simpson } 5148b453a2bSTaylor Simpson /* If we get to here, we didn't find an instruction in the requested slot */ 5158b453a2bSTaylor Simpson g_assert_not_reached(); 5168b453a2bSTaylor Simpson } 5178b453a2bSTaylor Simpson 5181e536334STaylor Simpson void process_store(DisasContext *ctx, int slot_num) 5198b453a2bSTaylor Simpson { 5201e536334STaylor Simpson bool is_predicated = slot_is_predicated(ctx->pkt, slot_num); 5218b453a2bSTaylor Simpson TCGLabel *label_end = NULL; 5228b453a2bSTaylor Simpson 5238b453a2bSTaylor Simpson /* 5248b453a2bSTaylor Simpson * We may have already processed this store 5258b453a2bSTaylor Simpson * See CHECK_NOSHUF in macros.h 5268b453a2bSTaylor Simpson */ 5278b453a2bSTaylor Simpson if (slot_num == 1 && ctx->s1_store_processed) { 5288b453a2bSTaylor Simpson return; 5298b453a2bSTaylor Simpson } 53092cfa25fSTaylor Simpson ctx->s1_store_processed = true; 5318b453a2bSTaylor Simpson 5328b453a2bSTaylor Simpson if (is_predicated) { 5338b453a2bSTaylor Simpson TCGv cancelled = tcg_temp_new(); 5348b453a2bSTaylor Simpson label_end = gen_new_label(); 5358b453a2bSTaylor Simpson 5368b453a2bSTaylor Simpson /* Don't do anything if the slot was cancelled */ 5378b453a2bSTaylor Simpson tcg_gen_extract_tl(cancelled, hex_slot_cancelled, slot_num, 1); 5388b453a2bSTaylor Simpson tcg_gen_brcondi_tl(TCG_COND_NE, cancelled, 0, label_end); 5398b453a2bSTaylor Simpson tcg_temp_free(cancelled); 5408b453a2bSTaylor Simpson } 5418b453a2bSTaylor Simpson { 5428b453a2bSTaylor Simpson TCGv address = tcg_temp_local_new(); 5438b453a2bSTaylor Simpson tcg_gen_mov_tl(address, hex_store_addr[slot_num]); 5448b453a2bSTaylor Simpson 5458b453a2bSTaylor Simpson /* 5468b453a2bSTaylor Simpson * If we know the width from the DisasContext, we can 5478b453a2bSTaylor Simpson * generate much cleaner code. 5488b453a2bSTaylor Simpson * Unfortunately, not all instructions execute the fSTORE 5498b453a2bSTaylor Simpson * macro during code generation. Anything that uses the 5508b453a2bSTaylor Simpson * generic helper will have this problem. Instructions 5518b453a2bSTaylor Simpson * that use fWRAP to generate proper TCG code will be OK. 5528b453a2bSTaylor Simpson */ 5538b453a2bSTaylor Simpson switch (ctx->store_width[slot_num]) { 5548b453a2bSTaylor Simpson case 1: 555a27c100cSTaylor Simpson gen_check_store_width(ctx, slot_num); 5568b453a2bSTaylor Simpson tcg_gen_qemu_st8(hex_store_val32[slot_num], 5578b453a2bSTaylor Simpson hex_store_addr[slot_num], 5588b453a2bSTaylor Simpson ctx->mem_idx); 5598b453a2bSTaylor Simpson break; 5608b453a2bSTaylor Simpson case 2: 561a27c100cSTaylor Simpson gen_check_store_width(ctx, slot_num); 5628b453a2bSTaylor Simpson tcg_gen_qemu_st16(hex_store_val32[slot_num], 5638b453a2bSTaylor Simpson hex_store_addr[slot_num], 5648b453a2bSTaylor Simpson ctx->mem_idx); 5658b453a2bSTaylor Simpson break; 5668b453a2bSTaylor Simpson case 4: 567a27c100cSTaylor Simpson gen_check_store_width(ctx, slot_num); 5688b453a2bSTaylor Simpson tcg_gen_qemu_st32(hex_store_val32[slot_num], 5698b453a2bSTaylor Simpson hex_store_addr[slot_num], 5708b453a2bSTaylor Simpson ctx->mem_idx); 5718b453a2bSTaylor Simpson break; 5728b453a2bSTaylor Simpson case 8: 573a27c100cSTaylor Simpson gen_check_store_width(ctx, slot_num); 5748b453a2bSTaylor Simpson tcg_gen_qemu_st64(hex_store_val64[slot_num], 5758b453a2bSTaylor Simpson hex_store_addr[slot_num], 5768b453a2bSTaylor Simpson ctx->mem_idx); 5778b453a2bSTaylor Simpson break; 5788b453a2bSTaylor Simpson default: 5798b453a2bSTaylor Simpson { 5808b453a2bSTaylor Simpson /* 5818b453a2bSTaylor Simpson * If we get to here, we don't know the width at 5828b453a2bSTaylor Simpson * TCG generation time, we'll use a helper to 5838b453a2bSTaylor Simpson * avoid branching based on the width at runtime. 5848b453a2bSTaylor Simpson */ 58523803bbeSPhilippe Mathieu-Daudé TCGv slot = tcg_constant_tl(slot_num); 5868b453a2bSTaylor Simpson gen_helper_commit_store(cpu_env, slot); 5878b453a2bSTaylor Simpson } 5888b453a2bSTaylor Simpson } 5898b453a2bSTaylor Simpson tcg_temp_free(address); 5908b453a2bSTaylor Simpson } 5918b453a2bSTaylor Simpson if (is_predicated) { 5928b453a2bSTaylor Simpson gen_set_label(label_end); 5938b453a2bSTaylor Simpson } 5948b453a2bSTaylor Simpson } 5958b453a2bSTaylor Simpson 5961e536334STaylor Simpson static void process_store_log(DisasContext *ctx) 5978b453a2bSTaylor Simpson { 5988b453a2bSTaylor Simpson /* 5998b453a2bSTaylor Simpson * When a packet has two stores, the hardware processes 600c23b5764STaylor Simpson * slot 1 and then slot 0. This will be important when 6018b453a2bSTaylor Simpson * the memory accesses overlap. 6028b453a2bSTaylor Simpson */ 6031e536334STaylor Simpson Packet *pkt = ctx->pkt; 604e2be9a5cSTaylor Simpson if (pkt->pkt_has_store_s1) { 605e2be9a5cSTaylor Simpson g_assert(!pkt->pkt_has_dczeroa); 6061e536334STaylor Simpson process_store(ctx, 1); 6078b453a2bSTaylor Simpson } 608e2be9a5cSTaylor Simpson if (pkt->pkt_has_store_s0) { 609e2be9a5cSTaylor Simpson g_assert(!pkt->pkt_has_dczeroa); 6101e536334STaylor Simpson process_store(ctx, 0); 6118b453a2bSTaylor Simpson } 6128b453a2bSTaylor Simpson } 6138b453a2bSTaylor Simpson 6148b453a2bSTaylor Simpson /* Zero out a 32-bit cache line */ 6151e536334STaylor Simpson static void process_dczeroa(DisasContext *ctx) 6168b453a2bSTaylor Simpson { 6171e536334STaylor Simpson if (ctx->pkt->pkt_has_dczeroa) { 6188b453a2bSTaylor Simpson /* Store 32 bytes of zero starting at (addr & ~0x1f) */ 6198b453a2bSTaylor Simpson TCGv addr = tcg_temp_new(); 62023803bbeSPhilippe Mathieu-Daudé TCGv_i64 zero = tcg_constant_i64(0); 6218b453a2bSTaylor Simpson 6228b453a2bSTaylor Simpson tcg_gen_andi_tl(addr, hex_dczero_addr, ~0x1f); 6238b453a2bSTaylor Simpson tcg_gen_qemu_st64(zero, addr, ctx->mem_idx); 6248b453a2bSTaylor Simpson tcg_gen_addi_tl(addr, addr, 8); 6258b453a2bSTaylor Simpson tcg_gen_qemu_st64(zero, addr, ctx->mem_idx); 6268b453a2bSTaylor Simpson tcg_gen_addi_tl(addr, addr, 8); 6278b453a2bSTaylor Simpson tcg_gen_qemu_st64(zero, addr, ctx->mem_idx); 6288b453a2bSTaylor Simpson tcg_gen_addi_tl(addr, addr, 8); 6298b453a2bSTaylor Simpson tcg_gen_qemu_st64(zero, addr, ctx->mem_idx); 6308b453a2bSTaylor Simpson 6318b453a2bSTaylor Simpson tcg_temp_free(addr); 6328b453a2bSTaylor Simpson } 6338b453a2bSTaylor Simpson } 6348b453a2bSTaylor Simpson 635a82dd548STaylor Simpson static bool pkt_has_hvx_store(Packet *pkt) 636a82dd548STaylor Simpson { 637a82dd548STaylor Simpson int i; 638a82dd548STaylor Simpson for (i = 0; i < pkt->num_insns; i++) { 639a82dd548STaylor Simpson int opcode = pkt->insn[i].opcode; 640a82dd548STaylor Simpson if (GET_ATTRIB(opcode, A_CVI) && GET_ATTRIB(opcode, A_STORE)) { 641a82dd548STaylor Simpson return true; 642a82dd548STaylor Simpson } 643a82dd548STaylor Simpson } 644a82dd548STaylor Simpson return false; 645a82dd548STaylor Simpson } 646a82dd548STaylor Simpson 6471e536334STaylor Simpson static void gen_commit_hvx(DisasContext *ctx) 648a82dd548STaylor Simpson { 649a82dd548STaylor Simpson int i; 650a82dd548STaylor Simpson 651a82dd548STaylor Simpson /* 652a82dd548STaylor Simpson * for (i = 0; i < ctx->vreg_log_idx; i++) { 653a82dd548STaylor Simpson * int rnum = ctx->vreg_log[i]; 654a82dd548STaylor Simpson * if (ctx->vreg_is_predicated[i]) { 655a82dd548STaylor Simpson * if (env->VRegs_updated & (1 << rnum)) { 656a82dd548STaylor Simpson * env->VRegs[rnum] = env->future_VRegs[rnum]; 657a82dd548STaylor Simpson * } 658a82dd548STaylor Simpson * } else { 659a82dd548STaylor Simpson * env->VRegs[rnum] = env->future_VRegs[rnum]; 660a82dd548STaylor Simpson * } 661a82dd548STaylor Simpson * } 662a82dd548STaylor Simpson */ 663a82dd548STaylor Simpson for (i = 0; i < ctx->vreg_log_idx; i++) { 664a82dd548STaylor Simpson int rnum = ctx->vreg_log[i]; 665a82dd548STaylor Simpson bool is_predicated = ctx->vreg_is_predicated[i]; 666a82dd548STaylor Simpson intptr_t dstoff = offsetof(CPUHexagonState, VRegs[rnum]); 667a82dd548STaylor Simpson intptr_t srcoff = ctx_future_vreg_off(ctx, rnum, 1, false); 668a82dd548STaylor Simpson size_t size = sizeof(MMVector); 669a82dd548STaylor Simpson 670a82dd548STaylor Simpson if (is_predicated) { 671a82dd548STaylor Simpson TCGv cmp = tcg_temp_new(); 672a82dd548STaylor Simpson TCGLabel *label_skip = gen_new_label(); 673a82dd548STaylor Simpson 674a82dd548STaylor Simpson tcg_gen_andi_tl(cmp, hex_VRegs_updated, 1 << rnum); 675a82dd548STaylor Simpson tcg_gen_brcondi_tl(TCG_COND_EQ, cmp, 0, label_skip); 676a82dd548STaylor Simpson tcg_temp_free(cmp); 677a82dd548STaylor Simpson tcg_gen_gvec_mov(MO_64, dstoff, srcoff, size, size); 678a82dd548STaylor Simpson gen_set_label(label_skip); 679a82dd548STaylor Simpson } else { 680a82dd548STaylor Simpson tcg_gen_gvec_mov(MO_64, dstoff, srcoff, size, size); 681a82dd548STaylor Simpson } 682a82dd548STaylor Simpson } 683a82dd548STaylor Simpson 684a82dd548STaylor Simpson /* 685a82dd548STaylor Simpson * for (i = 0; i < ctx->qreg_log_idx; i++) { 686a82dd548STaylor Simpson * int rnum = ctx->qreg_log[i]; 687a82dd548STaylor Simpson * if (ctx->qreg_is_predicated[i]) { 688a82dd548STaylor Simpson * if (env->QRegs_updated) & (1 << rnum)) { 689a82dd548STaylor Simpson * env->QRegs[rnum] = env->future_QRegs[rnum]; 690a82dd548STaylor Simpson * } 691a82dd548STaylor Simpson * } else { 692a82dd548STaylor Simpson * env->QRegs[rnum] = env->future_QRegs[rnum]; 693a82dd548STaylor Simpson * } 694a82dd548STaylor Simpson * } 695a82dd548STaylor Simpson */ 696a82dd548STaylor Simpson for (i = 0; i < ctx->qreg_log_idx; i++) { 697a82dd548STaylor Simpson int rnum = ctx->qreg_log[i]; 698a82dd548STaylor Simpson bool is_predicated = ctx->qreg_is_predicated[i]; 699a82dd548STaylor Simpson intptr_t dstoff = offsetof(CPUHexagonState, QRegs[rnum]); 700a82dd548STaylor Simpson intptr_t srcoff = offsetof(CPUHexagonState, future_QRegs[rnum]); 701a82dd548STaylor Simpson size_t size = sizeof(MMQReg); 702a82dd548STaylor Simpson 703a82dd548STaylor Simpson if (is_predicated) { 704a82dd548STaylor Simpson TCGv cmp = tcg_temp_new(); 705a82dd548STaylor Simpson TCGLabel *label_skip = gen_new_label(); 706a82dd548STaylor Simpson 707a82dd548STaylor Simpson tcg_gen_andi_tl(cmp, hex_QRegs_updated, 1 << rnum); 708a82dd548STaylor Simpson tcg_gen_brcondi_tl(TCG_COND_EQ, cmp, 0, label_skip); 709a82dd548STaylor Simpson tcg_temp_free(cmp); 710a82dd548STaylor Simpson tcg_gen_gvec_mov(MO_64, dstoff, srcoff, size, size); 711a82dd548STaylor Simpson gen_set_label(label_skip); 712a82dd548STaylor Simpson } else { 713a82dd548STaylor Simpson tcg_gen_gvec_mov(MO_64, dstoff, srcoff, size, size); 714a82dd548STaylor Simpson } 715a82dd548STaylor Simpson } 716a82dd548STaylor Simpson 7171e536334STaylor Simpson if (pkt_has_hvx_store(ctx->pkt)) { 718a82dd548STaylor Simpson gen_helper_commit_hvx_stores(cpu_env); 719a82dd548STaylor Simpson } 720a82dd548STaylor Simpson } 721a82dd548STaylor Simpson 7221e536334STaylor Simpson static void update_exec_counters(DisasContext *ctx) 7238b453a2bSTaylor Simpson { 7241e536334STaylor Simpson Packet *pkt = ctx->pkt; 7258b453a2bSTaylor Simpson int num_insns = pkt->num_insns; 7268b453a2bSTaylor Simpson int num_real_insns = 0; 727a82dd548STaylor Simpson int num_hvx_insns = 0; 7288b453a2bSTaylor Simpson 7298b453a2bSTaylor Simpson for (int i = 0; i < num_insns; i++) { 7308b453a2bSTaylor Simpson if (!pkt->insn[i].is_endloop && 7318b453a2bSTaylor Simpson !pkt->insn[i].part1 && 7328b453a2bSTaylor Simpson !GET_ATTRIB(pkt->insn[i].opcode, A_IT_NOP)) { 7338b453a2bSTaylor Simpson num_real_insns++; 7348b453a2bSTaylor Simpson } 735a82dd548STaylor Simpson if (GET_ATTRIB(pkt->insn[i].opcode, A_CVI)) { 736a82dd548STaylor Simpson num_hvx_insns++; 737a82dd548STaylor Simpson } 7388b453a2bSTaylor Simpson } 7398b453a2bSTaylor Simpson 7408b453a2bSTaylor Simpson ctx->num_packets++; 7418b453a2bSTaylor Simpson ctx->num_insns += num_real_insns; 742a82dd548STaylor Simpson ctx->num_hvx_insns += num_hvx_insns; 7438b453a2bSTaylor Simpson } 7448b453a2bSTaylor Simpson 7451e536334STaylor Simpson static void gen_commit_packet(DisasContext *ctx) 7468b453a2bSTaylor Simpson { 747c23b5764STaylor Simpson /* 748c23b5764STaylor Simpson * If there is more than one store in a packet, make sure they are all OK 749c23b5764STaylor Simpson * before proceeding with the rest of the packet commit. 750c23b5764STaylor Simpson * 751c23b5764STaylor Simpson * dczeroa has to be the only store operation in the packet, so we go 752c23b5764STaylor Simpson * ahead and process that first. 753c23b5764STaylor Simpson * 754a82dd548STaylor Simpson * When there is an HVX store, there can also be a scalar store in either 755a82dd548STaylor Simpson * slot 0 or slot1, so we create a mask for the helper to indicate what 756a82dd548STaylor Simpson * work to do. 757a82dd548STaylor Simpson * 758c23b5764STaylor Simpson * When there are two scalar stores, we probe the one in slot 0. 759c23b5764STaylor Simpson * 760c23b5764STaylor Simpson * Note that we don't call the probe helper for packets with only one 761c23b5764STaylor Simpson * store. Therefore, we call process_store_log before anything else 762c23b5764STaylor Simpson * involved in committing the packet. 763c23b5764STaylor Simpson */ 7641e536334STaylor Simpson Packet *pkt = ctx->pkt; 765c23b5764STaylor Simpson bool has_store_s0 = pkt->pkt_has_store_s0; 766c23b5764STaylor Simpson bool has_store_s1 = (pkt->pkt_has_store_s1 && !ctx->s1_store_processed); 767a82dd548STaylor Simpson bool has_hvx_store = pkt_has_hvx_store(pkt); 768c23b5764STaylor Simpson if (pkt->pkt_has_dczeroa) { 769c23b5764STaylor Simpson /* 770c23b5764STaylor Simpson * The dczeroa will be the store in slot 0, check that we don't have 771a82dd548STaylor Simpson * a store in slot 1 or an HVX store. 772c23b5764STaylor Simpson */ 773e2be9a5cSTaylor Simpson g_assert(!has_store_s1 && !has_hvx_store); 7741e536334STaylor Simpson process_dczeroa(ctx); 775a82dd548STaylor Simpson } else if (has_hvx_store) { 776a82dd548STaylor Simpson TCGv mem_idx = tcg_constant_tl(ctx->mem_idx); 777a82dd548STaylor Simpson 778a82dd548STaylor Simpson if (!has_store_s0 && !has_store_s1) { 779a82dd548STaylor Simpson gen_helper_probe_hvx_stores(cpu_env, mem_idx); 780a82dd548STaylor Simpson } else { 781a82dd548STaylor Simpson int mask = 0; 782a82dd548STaylor Simpson TCGv mask_tcgv; 783a82dd548STaylor Simpson 784a82dd548STaylor Simpson if (has_store_s0) { 785a82dd548STaylor Simpson mask |= (1 << 0); 786a82dd548STaylor Simpson } 787a82dd548STaylor Simpson if (has_store_s1) { 788a82dd548STaylor Simpson mask |= (1 << 1); 789a82dd548STaylor Simpson } 790a82dd548STaylor Simpson if (has_hvx_store) { 791a82dd548STaylor Simpson mask |= (1 << 2); 792a82dd548STaylor Simpson } 793a82dd548STaylor Simpson mask_tcgv = tcg_constant_tl(mask); 794a82dd548STaylor Simpson gen_helper_probe_pkt_scalar_hvx_stores(cpu_env, mask_tcgv, mem_idx); 795a82dd548STaylor Simpson } 796c23b5764STaylor Simpson } else if (has_store_s0 && has_store_s1) { 797c23b5764STaylor Simpson /* 798c23b5764STaylor Simpson * process_store_log will execute the slot 1 store first, 799c23b5764STaylor Simpson * so we only have to probe the store in slot 0 800c23b5764STaylor Simpson */ 801f448397aSTaylor Simpson TCGv mem_idx = tcg_constant_tl(ctx->mem_idx); 802c23b5764STaylor Simpson gen_helper_probe_pkt_scalar_store_s0(cpu_env, mem_idx); 803c23b5764STaylor Simpson } 804c23b5764STaylor Simpson 8051e536334STaylor Simpson process_store_log(ctx); 806c23b5764STaylor Simpson 8078b453a2bSTaylor Simpson gen_reg_writes(ctx); 8081e536334STaylor Simpson gen_pred_writes(ctx); 809a82dd548STaylor Simpson if (pkt->pkt_has_hvx) { 8101e536334STaylor Simpson gen_commit_hvx(ctx); 811a82dd548STaylor Simpson } 8121e536334STaylor Simpson update_exec_counters(ctx); 81385580a65STaylor Simpson if (HEX_DEBUG) { 8148b453a2bSTaylor Simpson TCGv has_st0 = 81523803bbeSPhilippe Mathieu-Daudé tcg_constant_tl(pkt->pkt_has_store_s0 && !pkt->pkt_has_dczeroa); 8168b453a2bSTaylor Simpson TCGv has_st1 = 81723803bbeSPhilippe Mathieu-Daudé tcg_constant_tl(pkt->pkt_has_store_s1 && !pkt->pkt_has_dczeroa); 8188b453a2bSTaylor Simpson 8198b453a2bSTaylor Simpson /* Handy place to set a breakpoint at the end of execution */ 8208b453a2bSTaylor Simpson gen_helper_debug_commit_end(cpu_env, has_st0, has_st1); 8218b453a2bSTaylor Simpson } 8228b453a2bSTaylor Simpson 823a82dd548STaylor Simpson if (pkt->vhist_insn != NULL) { 824a82dd548STaylor Simpson ctx->pre_commit = false; 8251e536334STaylor Simpson ctx->insn = pkt->vhist_insn; 8261e536334STaylor Simpson pkt->vhist_insn->generate(ctx); 827a82dd548STaylor Simpson } 828a82dd548STaylor Simpson 8298b453a2bSTaylor Simpson if (pkt->pkt_has_cof) { 830743debbcSTaylor Simpson gen_end_tb(ctx); 8318b453a2bSTaylor Simpson } 8328b453a2bSTaylor Simpson } 8338b453a2bSTaylor Simpson 8348b453a2bSTaylor Simpson static void decode_and_translate_packet(CPUHexagonState *env, DisasContext *ctx) 8358b453a2bSTaylor Simpson { 8368b453a2bSTaylor Simpson uint32_t words[PACKET_WORDS_MAX]; 8378b453a2bSTaylor Simpson int nwords; 8388b453a2bSTaylor Simpson Packet pkt; 8398b453a2bSTaylor Simpson int i; 8408b453a2bSTaylor Simpson 8418b453a2bSTaylor Simpson nwords = read_packet_words(env, ctx, words); 8428b453a2bSTaylor Simpson if (!nwords) { 843743debbcSTaylor Simpson gen_exception_end_tb(ctx, HEX_EXCP_INVALID_PACKET); 8448b453a2bSTaylor Simpson return; 8458b453a2bSTaylor Simpson } 8468b453a2bSTaylor Simpson 8478b453a2bSTaylor Simpson if (decode_packet(nwords, words, &pkt, false) > 0) { 84840085901STaylor Simpson pkt.pc = ctx->base.pc_next; 8498b453a2bSTaylor Simpson HEX_DEBUG_PRINT_PKT(&pkt); 8501e536334STaylor Simpson ctx->pkt = &pkt; 8511e536334STaylor Simpson gen_start_packet(ctx); 8528b453a2bSTaylor Simpson for (i = 0; i < pkt.num_insns; i++) { 8531e536334STaylor Simpson ctx->insn = &pkt.insn[i]; 8541e536334STaylor Simpson gen_insn(ctx); 8558b453a2bSTaylor Simpson } 8561e536334STaylor Simpson gen_commit_packet(ctx); 8578b453a2bSTaylor Simpson ctx->base.pc_next += pkt.encod_pkt_size_in_bytes; 8588b453a2bSTaylor Simpson } else { 859743debbcSTaylor Simpson gen_exception_end_tb(ctx, HEX_EXCP_INVALID_PACKET); 8608b453a2bSTaylor Simpson } 8618b453a2bSTaylor Simpson } 8628b453a2bSTaylor Simpson 8638b453a2bSTaylor Simpson static void hexagon_tr_init_disas_context(DisasContextBase *dcbase, 8648b453a2bSTaylor Simpson CPUState *cs) 8658b453a2bSTaylor Simpson { 8668b453a2bSTaylor Simpson DisasContext *ctx = container_of(dcbase, DisasContext, base); 867564b2040STaylor Simpson uint32_t hex_flags = dcbase->tb->flags; 8688b453a2bSTaylor Simpson 8698b453a2bSTaylor Simpson ctx->mem_idx = MMU_USER_IDX; 8708b453a2bSTaylor Simpson ctx->num_packets = 0; 8718b453a2bSTaylor Simpson ctx->num_insns = 0; 872a82dd548STaylor Simpson ctx->num_hvx_insns = 0; 8731b9a7f2aSTaylor Simpson ctx->branch_cond = TCG_COND_NEVER; 874564b2040STaylor Simpson ctx->is_tight_loop = FIELD_EX32(hex_flags, TB_FLAGS, IS_TIGHT_LOOP); 8758b453a2bSTaylor Simpson } 8768b453a2bSTaylor Simpson 8778b453a2bSTaylor Simpson static void hexagon_tr_tb_start(DisasContextBase *db, CPUState *cpu) 8788b453a2bSTaylor Simpson { 8798b453a2bSTaylor Simpson } 8808b453a2bSTaylor Simpson 8818b453a2bSTaylor Simpson static void hexagon_tr_insn_start(DisasContextBase *dcbase, CPUState *cpu) 8828b453a2bSTaylor Simpson { 8838b453a2bSTaylor Simpson DisasContext *ctx = container_of(dcbase, DisasContext, base); 8848b453a2bSTaylor Simpson 8858b453a2bSTaylor Simpson tcg_gen_insn_start(ctx->base.pc_next); 8868b453a2bSTaylor Simpson } 8878b453a2bSTaylor Simpson 8888b453a2bSTaylor Simpson static bool pkt_crosses_page(CPUHexagonState *env, DisasContext *ctx) 8898b453a2bSTaylor Simpson { 8908b453a2bSTaylor Simpson target_ulong page_start = ctx->base.pc_first & TARGET_PAGE_MASK; 8918b453a2bSTaylor Simpson bool found_end = false; 8928b453a2bSTaylor Simpson int nwords; 8938b453a2bSTaylor Simpson 8948b453a2bSTaylor Simpson for (nwords = 0; !found_end && nwords < PACKET_WORDS_MAX; nwords++) { 8958b453a2bSTaylor Simpson uint32_t word = cpu_ldl_code(env, 8968b453a2bSTaylor Simpson ctx->base.pc_next + nwords * sizeof(uint32_t)); 8978b453a2bSTaylor Simpson found_end = is_packet_end(word); 8988b453a2bSTaylor Simpson } 8998b453a2bSTaylor Simpson uint32_t next_ptr = ctx->base.pc_next + nwords * sizeof(uint32_t); 9008b453a2bSTaylor Simpson return found_end && next_ptr - page_start >= TARGET_PAGE_SIZE; 9018b453a2bSTaylor Simpson } 9028b453a2bSTaylor Simpson 9038b453a2bSTaylor Simpson static void hexagon_tr_translate_packet(DisasContextBase *dcbase, CPUState *cpu) 9048b453a2bSTaylor Simpson { 9058b453a2bSTaylor Simpson DisasContext *ctx = container_of(dcbase, DisasContext, base); 9068b453a2bSTaylor Simpson CPUHexagonState *env = cpu->env_ptr; 9078b453a2bSTaylor Simpson 9088b453a2bSTaylor Simpson decode_and_translate_packet(env, ctx); 9098b453a2bSTaylor Simpson 9108b453a2bSTaylor Simpson if (ctx->base.is_jmp == DISAS_NEXT) { 9118b453a2bSTaylor Simpson target_ulong page_start = ctx->base.pc_first & TARGET_PAGE_MASK; 9128b453a2bSTaylor Simpson target_ulong bytes_max = PACKET_WORDS_MAX * sizeof(target_ulong); 9138b453a2bSTaylor Simpson 9148b453a2bSTaylor Simpson if (ctx->base.pc_next - page_start >= TARGET_PAGE_SIZE || 9158b453a2bSTaylor Simpson (ctx->base.pc_next - page_start >= TARGET_PAGE_SIZE - bytes_max && 9168b453a2bSTaylor Simpson pkt_crosses_page(env, ctx))) { 9178b453a2bSTaylor Simpson ctx->base.is_jmp = DISAS_TOO_MANY; 9188b453a2bSTaylor Simpson } 9198b453a2bSTaylor Simpson 9208b453a2bSTaylor Simpson /* 9218b453a2bSTaylor Simpson * The CPU log is used to compare against LLDB single stepping, 9228b453a2bSTaylor Simpson * so end the TLB after every packet. 9238b453a2bSTaylor Simpson */ 9247d9ab202STaylor Simpson HexagonCPU *hex_cpu = env_archcpu(env); 9258b453a2bSTaylor Simpson if (hex_cpu->lldb_compat && qemu_loglevel_mask(CPU_LOG_TB_CPU)) { 9268b453a2bSTaylor Simpson ctx->base.is_jmp = DISAS_TOO_MANY; 9278b453a2bSTaylor Simpson } 9288b453a2bSTaylor Simpson } 9298b453a2bSTaylor Simpson } 9308b453a2bSTaylor Simpson 9318b453a2bSTaylor Simpson static void hexagon_tr_tb_stop(DisasContextBase *dcbase, CPUState *cpu) 9328b453a2bSTaylor Simpson { 9338b453a2bSTaylor Simpson DisasContext *ctx = container_of(dcbase, DisasContext, base); 9348b453a2bSTaylor Simpson 9358b453a2bSTaylor Simpson switch (ctx->base.is_jmp) { 9368b453a2bSTaylor Simpson case DISAS_TOO_MANY: 9378b453a2bSTaylor Simpson gen_exec_counters(ctx); 9388b453a2bSTaylor Simpson tcg_gen_movi_tl(hex_gpr[HEX_REG_PC], ctx->base.pc_next); 9398b453a2bSTaylor Simpson tcg_gen_exit_tb(NULL, 0); 9408b453a2bSTaylor Simpson break; 9418b453a2bSTaylor Simpson case DISAS_NORETURN: 9428b453a2bSTaylor Simpson break; 9438b453a2bSTaylor Simpson default: 9448b453a2bSTaylor Simpson g_assert_not_reached(); 9458b453a2bSTaylor Simpson } 9468b453a2bSTaylor Simpson } 9478b453a2bSTaylor Simpson 9488eb806a7SRichard Henderson static void hexagon_tr_disas_log(const DisasContextBase *dcbase, 9498eb806a7SRichard Henderson CPUState *cpu, FILE *logfile) 9508b453a2bSTaylor Simpson { 9518eb806a7SRichard Henderson fprintf(logfile, "IN: %s\n", lookup_symbol(dcbase->pc_first)); 9528eb806a7SRichard Henderson target_disas(logfile, cpu, dcbase->pc_first, dcbase->tb->size); 9538b453a2bSTaylor Simpson } 9548b453a2bSTaylor Simpson 9558b453a2bSTaylor Simpson 9568b453a2bSTaylor Simpson static const TranslatorOps hexagon_tr_ops = { 9578b453a2bSTaylor Simpson .init_disas_context = hexagon_tr_init_disas_context, 9588b453a2bSTaylor Simpson .tb_start = hexagon_tr_tb_start, 9598b453a2bSTaylor Simpson .insn_start = hexagon_tr_insn_start, 9608b453a2bSTaylor Simpson .translate_insn = hexagon_tr_translate_packet, 9618b453a2bSTaylor Simpson .tb_stop = hexagon_tr_tb_stop, 9628b453a2bSTaylor Simpson .disas_log = hexagon_tr_disas_log, 9638b453a2bSTaylor Simpson }; 9648b453a2bSTaylor Simpson 965*597f9b2dSRichard Henderson void gen_intermediate_code(CPUState *cs, TranslationBlock *tb, int *max_insns, 966306c8721SRichard Henderson target_ulong pc, void *host_pc) 9678b453a2bSTaylor Simpson { 9688b453a2bSTaylor Simpson DisasContext ctx; 9698b453a2bSTaylor Simpson 970306c8721SRichard Henderson translator_loop(cs, tb, max_insns, pc, host_pc, 971306c8721SRichard Henderson &hexagon_tr_ops, &ctx.base); 9728b453a2bSTaylor Simpson } 9738b453a2bSTaylor Simpson 9748b453a2bSTaylor Simpson #define NAME_LEN 64 9758b453a2bSTaylor Simpson static char new_value_names[TOTAL_PER_THREAD_REGS][NAME_LEN]; 9768b453a2bSTaylor Simpson static char reg_written_names[TOTAL_PER_THREAD_REGS][NAME_LEN]; 9778b453a2bSTaylor Simpson static char new_pred_value_names[NUM_PREGS][NAME_LEN]; 9788b453a2bSTaylor Simpson static char store_addr_names[STORES_MAX][NAME_LEN]; 9798b453a2bSTaylor Simpson static char store_width_names[STORES_MAX][NAME_LEN]; 9808b453a2bSTaylor Simpson static char store_val32_names[STORES_MAX][NAME_LEN]; 9818b453a2bSTaylor Simpson static char store_val64_names[STORES_MAX][NAME_LEN]; 982a82dd548STaylor Simpson static char vstore_addr_names[VSTORES_MAX][NAME_LEN]; 983a82dd548STaylor Simpson static char vstore_size_names[VSTORES_MAX][NAME_LEN]; 984a82dd548STaylor Simpson static char vstore_pending_names[VSTORES_MAX][NAME_LEN]; 9858b453a2bSTaylor Simpson 9868b453a2bSTaylor Simpson void hexagon_translate_init(void) 9878b453a2bSTaylor Simpson { 9888b453a2bSTaylor Simpson int i; 9898b453a2bSTaylor Simpson 9908b453a2bSTaylor Simpson opcode_init(); 9918b453a2bSTaylor Simpson 9928b453a2bSTaylor Simpson for (i = 0; i < TOTAL_PER_THREAD_REGS; i++) { 9938b453a2bSTaylor Simpson hex_gpr[i] = tcg_global_mem_new(cpu_env, 9948b453a2bSTaylor Simpson offsetof(CPUHexagonState, gpr[i]), 9958b453a2bSTaylor Simpson hexagon_regnames[i]); 9968b453a2bSTaylor Simpson 9978b453a2bSTaylor Simpson snprintf(new_value_names[i], NAME_LEN, "new_%s", hexagon_regnames[i]); 9988b453a2bSTaylor Simpson hex_new_value[i] = tcg_global_mem_new(cpu_env, 9998b453a2bSTaylor Simpson offsetof(CPUHexagonState, new_value[i]), 10008b453a2bSTaylor Simpson new_value_names[i]); 10018b453a2bSTaylor Simpson 100285580a65STaylor Simpson if (HEX_DEBUG) { 10038b453a2bSTaylor Simpson snprintf(reg_written_names[i], NAME_LEN, "reg_written_%s", 10048b453a2bSTaylor Simpson hexagon_regnames[i]); 10058b453a2bSTaylor Simpson hex_reg_written[i] = tcg_global_mem_new(cpu_env, 10068b453a2bSTaylor Simpson offsetof(CPUHexagonState, reg_written[i]), 10078b453a2bSTaylor Simpson reg_written_names[i]); 100885580a65STaylor Simpson } 10098b453a2bSTaylor Simpson } 10108b453a2bSTaylor Simpson for (i = 0; i < NUM_PREGS; i++) { 10118b453a2bSTaylor Simpson hex_pred[i] = tcg_global_mem_new(cpu_env, 10128b453a2bSTaylor Simpson offsetof(CPUHexagonState, pred[i]), 10138b453a2bSTaylor Simpson hexagon_prednames[i]); 10148b453a2bSTaylor Simpson 10158b453a2bSTaylor Simpson snprintf(new_pred_value_names[i], NAME_LEN, "new_pred_%s", 10168b453a2bSTaylor Simpson hexagon_prednames[i]); 10178b453a2bSTaylor Simpson hex_new_pred_value[i] = tcg_global_mem_new(cpu_env, 10188b453a2bSTaylor Simpson offsetof(CPUHexagonState, new_pred_value[i]), 10198b453a2bSTaylor Simpson new_pred_value_names[i]); 10208b453a2bSTaylor Simpson } 10218b453a2bSTaylor Simpson hex_pred_written = tcg_global_mem_new(cpu_env, 10228b453a2bSTaylor Simpson offsetof(CPUHexagonState, pred_written), "pred_written"); 10238b453a2bSTaylor Simpson hex_this_PC = tcg_global_mem_new(cpu_env, 10248b453a2bSTaylor Simpson offsetof(CPUHexagonState, this_PC), "this_PC"); 10258b453a2bSTaylor Simpson hex_slot_cancelled = tcg_global_mem_new(cpu_env, 10268b453a2bSTaylor Simpson offsetof(CPUHexagonState, slot_cancelled), "slot_cancelled"); 10278b453a2bSTaylor Simpson hex_branch_taken = tcg_global_mem_new(cpu_env, 10288b453a2bSTaylor Simpson offsetof(CPUHexagonState, branch_taken), "branch_taken"); 10298b453a2bSTaylor Simpson hex_pkt_has_store_s1 = tcg_global_mem_new(cpu_env, 10308b453a2bSTaylor Simpson offsetof(CPUHexagonState, pkt_has_store_s1), "pkt_has_store_s1"); 10318b453a2bSTaylor Simpson hex_dczero_addr = tcg_global_mem_new(cpu_env, 10328b453a2bSTaylor Simpson offsetof(CPUHexagonState, dczero_addr), "dczero_addr"); 10338b453a2bSTaylor Simpson hex_llsc_addr = tcg_global_mem_new(cpu_env, 10348b453a2bSTaylor Simpson offsetof(CPUHexagonState, llsc_addr), "llsc_addr"); 10358b453a2bSTaylor Simpson hex_llsc_val = tcg_global_mem_new(cpu_env, 10368b453a2bSTaylor Simpson offsetof(CPUHexagonState, llsc_val), "llsc_val"); 10378b453a2bSTaylor Simpson hex_llsc_val_i64 = tcg_global_mem_new_i64(cpu_env, 10388b453a2bSTaylor Simpson offsetof(CPUHexagonState, llsc_val_i64), "llsc_val_i64"); 1039a82dd548STaylor Simpson hex_VRegs_updated = tcg_global_mem_new(cpu_env, 1040a82dd548STaylor Simpson offsetof(CPUHexagonState, VRegs_updated), "VRegs_updated"); 1041a82dd548STaylor Simpson hex_QRegs_updated = tcg_global_mem_new(cpu_env, 1042a82dd548STaylor Simpson offsetof(CPUHexagonState, QRegs_updated), "QRegs_updated"); 10438b453a2bSTaylor Simpson for (i = 0; i < STORES_MAX; i++) { 10448b453a2bSTaylor Simpson snprintf(store_addr_names[i], NAME_LEN, "store_addr_%d", i); 10458b453a2bSTaylor Simpson hex_store_addr[i] = tcg_global_mem_new(cpu_env, 10468b453a2bSTaylor Simpson offsetof(CPUHexagonState, mem_log_stores[i].va), 10478b453a2bSTaylor Simpson store_addr_names[i]); 10488b453a2bSTaylor Simpson 10498b453a2bSTaylor Simpson snprintf(store_width_names[i], NAME_LEN, "store_width_%d", i); 10508b453a2bSTaylor Simpson hex_store_width[i] = tcg_global_mem_new(cpu_env, 10518b453a2bSTaylor Simpson offsetof(CPUHexagonState, mem_log_stores[i].width), 10528b453a2bSTaylor Simpson store_width_names[i]); 10538b453a2bSTaylor Simpson 10548b453a2bSTaylor Simpson snprintf(store_val32_names[i], NAME_LEN, "store_val32_%d", i); 10558b453a2bSTaylor Simpson hex_store_val32[i] = tcg_global_mem_new(cpu_env, 10568b453a2bSTaylor Simpson offsetof(CPUHexagonState, mem_log_stores[i].data32), 10578b453a2bSTaylor Simpson store_val32_names[i]); 10588b453a2bSTaylor Simpson 10598b453a2bSTaylor Simpson snprintf(store_val64_names[i], NAME_LEN, "store_val64_%d", i); 10608b453a2bSTaylor Simpson hex_store_val64[i] = tcg_global_mem_new_i64(cpu_env, 10618b453a2bSTaylor Simpson offsetof(CPUHexagonState, mem_log_stores[i].data64), 10628b453a2bSTaylor Simpson store_val64_names[i]); 10638b453a2bSTaylor Simpson } 1064a82dd548STaylor Simpson for (int i = 0; i < VSTORES_MAX; i++) { 1065a82dd548STaylor Simpson snprintf(vstore_addr_names[i], NAME_LEN, "vstore_addr_%d", i); 1066a82dd548STaylor Simpson hex_vstore_addr[i] = tcg_global_mem_new(cpu_env, 1067a82dd548STaylor Simpson offsetof(CPUHexagonState, vstore[i].va), 1068a82dd548STaylor Simpson vstore_addr_names[i]); 1069a82dd548STaylor Simpson 1070a82dd548STaylor Simpson snprintf(vstore_size_names[i], NAME_LEN, "vstore_size_%d", i); 1071a82dd548STaylor Simpson hex_vstore_size[i] = tcg_global_mem_new(cpu_env, 1072a82dd548STaylor Simpson offsetof(CPUHexagonState, vstore[i].size), 1073a82dd548STaylor Simpson vstore_size_names[i]); 1074a82dd548STaylor Simpson 1075a82dd548STaylor Simpson snprintf(vstore_pending_names[i], NAME_LEN, "vstore_pending_%d", i); 1076a82dd548STaylor Simpson hex_vstore_pending[i] = tcg_global_mem_new(cpu_env, 1077a82dd548STaylor Simpson offsetof(CPUHexagonState, vstore_pending[i]), 1078a82dd548STaylor Simpson vstore_pending_names[i]); 1079a82dd548STaylor Simpson } 10808b453a2bSTaylor Simpson } 1081