18b453a2bSTaylor Simpson /* 210849c26STaylor Simpson * Copyright(c) 2019-2023 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 #ifndef HEXAGON_TRANSLATE_H 198b453a2bSTaylor Simpson #define HEXAGON_TRANSLATE_H 208b453a2bSTaylor Simpson 218b453a2bSTaylor Simpson #include "qemu/bitmap.h" 22cd617484SPhilippe Mathieu-Daudé #include "qemu/log.h" 238b453a2bSTaylor Simpson #include "cpu.h" 248b453a2bSTaylor Simpson #include "exec/translator.h" 258b453a2bSTaylor Simpson #include "tcg/tcg-op.h" 261e536334STaylor Simpson #include "insn.h" 278b453a2bSTaylor Simpson #include "internal.h" 288b453a2bSTaylor Simpson 298b453a2bSTaylor Simpson typedef struct DisasContext { 308b453a2bSTaylor Simpson DisasContextBase base; 311e536334STaylor Simpson Packet *pkt; 321e536334STaylor Simpson Insn *insn; 33613653e5STaylor Simpson uint32_t next_PC; 348b453a2bSTaylor Simpson uint32_t mem_idx; 358b453a2bSTaylor Simpson uint32_t num_packets; 368b453a2bSTaylor Simpson uint32_t num_insns; 37a82dd548STaylor Simpson uint32_t num_hvx_insns; 388b453a2bSTaylor Simpson int reg_log[REG_WRITES_MAX]; 398b453a2bSTaylor Simpson int reg_log_idx; 408b453a2bSTaylor Simpson DECLARE_BITMAP(regs_written, TOTAL_PER_THREAD_REGS); 4110849c26STaylor Simpson DECLARE_BITMAP(predicated_regs, TOTAL_PER_THREAD_REGS); 428b453a2bSTaylor Simpson int preg_log[PRED_WRITES_MAX]; 438b453a2bSTaylor Simpson int preg_log_idx; 446c677c60STaylor Simpson DECLARE_BITMAP(pregs_written, NUM_PREGS); 458b453a2bSTaylor Simpson uint8_t store_width[STORES_MAX]; 4692cfa25fSTaylor Simpson bool s1_store_processed; 47a82dd548STaylor Simpson int future_vregs_idx; 48a82dd548STaylor Simpson int future_vregs_num[VECTOR_TEMPS_MAX]; 49a82dd548STaylor Simpson int tmp_vregs_idx; 50a82dd548STaylor Simpson int tmp_vregs_num[VECTOR_TEMPS_MAX]; 51a82dd548STaylor Simpson int vreg_log[NUM_VREGS]; 52a82dd548STaylor Simpson int vreg_log_idx; 53a82dd548STaylor Simpson DECLARE_BITMAP(vregs_updated_tmp, NUM_VREGS); 54a82dd548STaylor Simpson DECLARE_BITMAP(vregs_updated, NUM_VREGS); 55a82dd548STaylor Simpson DECLARE_BITMAP(vregs_select, NUM_VREGS); 564d6f8420STaylor Simpson DECLARE_BITMAP(predicated_future_vregs, NUM_VREGS); 574d6f8420STaylor Simpson DECLARE_BITMAP(predicated_tmp_vregs, NUM_VREGS); 58a82dd548STaylor Simpson int qreg_log[NUM_QREGS]; 59a82dd548STaylor Simpson int qreg_log_idx; 60a82dd548STaylor Simpson bool pre_commit; 611b9a7f2aSTaylor Simpson TCGCond branch_cond; 621b9a7f2aSTaylor Simpson target_ulong branch_dest; 63564b2040STaylor Simpson bool is_tight_loop; 644d13bb51STaylor Simpson bool need_pkt_has_store_s1; 658b453a2bSTaylor Simpson } DisasContext; 668b453a2bSTaylor Simpson 678b453a2bSTaylor Simpson static inline void ctx_log_pred_write(DisasContext *ctx, int pnum) 688b453a2bSTaylor Simpson { 6910849c26STaylor Simpson if (!test_bit(pnum, ctx->pregs_written)) { 708b453a2bSTaylor Simpson ctx->preg_log[ctx->preg_log_idx] = pnum; 718b453a2bSTaylor Simpson ctx->preg_log_idx++; 726c677c60STaylor Simpson set_bit(pnum, ctx->pregs_written); 738b453a2bSTaylor Simpson } 7410849c26STaylor Simpson } 758b453a2bSTaylor Simpson 7610849c26STaylor Simpson static inline void ctx_log_reg_write(DisasContext *ctx, int rnum, 7710849c26STaylor Simpson bool is_predicated) 788b453a2bSTaylor Simpson { 7910849c26STaylor Simpson if (rnum == HEX_REG_P3_0_ALIASED) { 8010849c26STaylor Simpson for (int i = 0; i < NUM_PREGS; i++) { 8110849c26STaylor Simpson ctx_log_pred_write(ctx, i); 8210849c26STaylor Simpson } 8310849c26STaylor Simpson } else { 8410849c26STaylor Simpson if (!test_bit(rnum, ctx->regs_written)) { 8510849c26STaylor Simpson ctx->reg_log[ctx->reg_log_idx] = rnum; 8610849c26STaylor Simpson ctx->reg_log_idx++; 8710849c26STaylor Simpson set_bit(rnum, ctx->regs_written); 8810849c26STaylor Simpson } 8910849c26STaylor Simpson if (is_predicated) { 9010849c26STaylor Simpson set_bit(rnum, ctx->predicated_regs); 9110849c26STaylor Simpson } 9210849c26STaylor Simpson } 9310849c26STaylor Simpson } 9410849c26STaylor Simpson 9510849c26STaylor Simpson static inline void ctx_log_reg_write_pair(DisasContext *ctx, int rnum, 9610849c26STaylor Simpson bool is_predicated) 9710849c26STaylor Simpson { 9810849c26STaylor Simpson ctx_log_reg_write(ctx, rnum, is_predicated); 9910849c26STaylor Simpson ctx_log_reg_write(ctx, rnum + 1, is_predicated); 1008b453a2bSTaylor Simpson } 1018b453a2bSTaylor Simpson 102a82dd548STaylor Simpson intptr_t ctx_future_vreg_off(DisasContext *ctx, int regnum, 103a82dd548STaylor Simpson int num, bool alloc_ok); 104a82dd548STaylor Simpson intptr_t ctx_tmp_vreg_off(DisasContext *ctx, int regnum, 105a82dd548STaylor Simpson int num, bool alloc_ok); 106a82dd548STaylor Simpson 107a82dd548STaylor Simpson static inline void ctx_log_vreg_write(DisasContext *ctx, 108a82dd548STaylor Simpson int rnum, VRegWriteType type, 109a82dd548STaylor Simpson bool is_predicated) 110a82dd548STaylor Simpson { 111a82dd548STaylor Simpson if (type != EXT_TMP) { 112c2b33d0bSTaylor Simpson if (!test_bit(rnum, ctx->vregs_updated)) { 113a82dd548STaylor Simpson ctx->vreg_log[ctx->vreg_log_idx] = rnum; 114a82dd548STaylor Simpson ctx->vreg_log_idx++; 115c2b33d0bSTaylor Simpson set_bit(rnum, ctx->vregs_updated); 116c2b33d0bSTaylor Simpson } 117a82dd548STaylor Simpson 118a82dd548STaylor Simpson set_bit(rnum, ctx->vregs_updated); 1194d6f8420STaylor Simpson if (is_predicated) { 1204d6f8420STaylor Simpson set_bit(rnum, ctx->predicated_future_vregs); 1214d6f8420STaylor Simpson } 122a82dd548STaylor Simpson } 123a82dd548STaylor Simpson if (type == EXT_NEW) { 124a82dd548STaylor Simpson set_bit(rnum, ctx->vregs_select); 125a82dd548STaylor Simpson } 126a82dd548STaylor Simpson if (type == EXT_TMP) { 127a82dd548STaylor Simpson set_bit(rnum, ctx->vregs_updated_tmp); 1284d6f8420STaylor Simpson if (is_predicated) { 1294d6f8420STaylor Simpson set_bit(rnum, ctx->predicated_tmp_vregs); 1304d6f8420STaylor Simpson } 131a82dd548STaylor Simpson } 132a82dd548STaylor Simpson } 133a82dd548STaylor Simpson 134a82dd548STaylor Simpson static inline void ctx_log_vreg_write_pair(DisasContext *ctx, 135a82dd548STaylor Simpson int rnum, VRegWriteType type, 136a82dd548STaylor Simpson bool is_predicated) 137a82dd548STaylor Simpson { 138a82dd548STaylor Simpson ctx_log_vreg_write(ctx, rnum ^ 0, type, is_predicated); 139a82dd548STaylor Simpson ctx_log_vreg_write(ctx, rnum ^ 1, type, is_predicated); 140a82dd548STaylor Simpson } 141a82dd548STaylor Simpson 142a82dd548STaylor Simpson static inline void ctx_log_qreg_write(DisasContext *ctx, 143c2b33d0bSTaylor Simpson int rnum) 144a82dd548STaylor Simpson { 145a82dd548STaylor Simpson ctx->qreg_log[ctx->qreg_log_idx] = rnum; 146a82dd548STaylor Simpson ctx->qreg_log_idx++; 147a82dd548STaylor Simpson } 148a82dd548STaylor Simpson 1498b453a2bSTaylor Simpson extern TCGv hex_gpr[TOTAL_PER_THREAD_REGS]; 1508b453a2bSTaylor Simpson extern TCGv hex_pred[NUM_PREGS]; 1518b453a2bSTaylor Simpson extern TCGv hex_this_PC; 1528b453a2bSTaylor Simpson extern TCGv hex_slot_cancelled; 1538b453a2bSTaylor Simpson extern TCGv hex_branch_taken; 1548b453a2bSTaylor Simpson extern TCGv hex_new_value[TOTAL_PER_THREAD_REGS]; 1558b453a2bSTaylor Simpson extern TCGv hex_reg_written[TOTAL_PER_THREAD_REGS]; 1568b453a2bSTaylor Simpson extern TCGv hex_new_pred_value[NUM_PREGS]; 1578b453a2bSTaylor Simpson extern TCGv hex_pred_written; 1588b453a2bSTaylor Simpson extern TCGv hex_store_addr[STORES_MAX]; 1598b453a2bSTaylor Simpson extern TCGv hex_store_width[STORES_MAX]; 1608b453a2bSTaylor Simpson extern TCGv hex_store_val32[STORES_MAX]; 1618b453a2bSTaylor Simpson extern TCGv_i64 hex_store_val64[STORES_MAX]; 1628b453a2bSTaylor Simpson extern TCGv hex_dczero_addr; 1638b453a2bSTaylor Simpson extern TCGv hex_llsc_addr; 1648b453a2bSTaylor Simpson extern TCGv hex_llsc_val; 1658b453a2bSTaylor Simpson extern TCGv_i64 hex_llsc_val_i64; 166a82dd548STaylor Simpson extern TCGv hex_vstore_addr[VSTORES_MAX]; 167a82dd548STaylor Simpson extern TCGv hex_vstore_size[VSTORES_MAX]; 168a82dd548STaylor Simpson extern TCGv hex_vstore_pending[VSTORES_MAX]; 1698b453a2bSTaylor Simpson 1701e536334STaylor Simpson bool is_gather_store_insn(DisasContext *ctx); 1711e536334STaylor Simpson void process_store(DisasContext *ctx, int slot_num); 1727b84fd04STaylor Simpson 1737b84fd04STaylor Simpson FIELD(PROBE_PKT_SCALAR_STORE_S0, MMU_IDX, 0, 2) 1747b84fd04STaylor Simpson FIELD(PROBE_PKT_SCALAR_STORE_S0, IS_PREDICATED, 2, 1) 1757b84fd04STaylor Simpson 1767b84fd04STaylor Simpson FIELD(PROBE_PKT_SCALAR_HVX_STORES, HAS_ST0, 0, 1) 1777b84fd04STaylor Simpson FIELD(PROBE_PKT_SCALAR_HVX_STORES, HAS_ST1, 1, 1) 1787b84fd04STaylor Simpson FIELD(PROBE_PKT_SCALAR_HVX_STORES, HAS_HVX_STORES, 2, 1) 1797b84fd04STaylor Simpson FIELD(PROBE_PKT_SCALAR_HVX_STORES, S0_IS_PRED, 3, 1) 1807b84fd04STaylor Simpson FIELD(PROBE_PKT_SCALAR_HVX_STORES, S1_IS_PRED, 4, 1) 1812bda44e8STaylor Simpson FIELD(PROBE_PKT_SCALAR_HVX_STORES, MMU_IDX, 5, 2) 1827b84fd04STaylor Simpson 1838b453a2bSTaylor Simpson #endif 184