Taylor Simpson | 8b453a2 | 2021-02-07 23:46:19 -0600 | [diff] [blame] | 1 | /* |
| 2 | * Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved. |
| 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 | #ifndef HEXAGON_TRANSLATE_H |
| 19 | #define HEXAGON_TRANSLATE_H |
| 20 | |
| 21 | #include "qemu/bitmap.h" |
| 22 | #include "cpu.h" |
| 23 | #include "exec/translator.h" |
| 24 | #include "tcg/tcg-op.h" |
| 25 | #include "internal.h" |
| 26 | |
| 27 | typedef struct DisasContext { |
| 28 | DisasContextBase base; |
| 29 | uint32_t mem_idx; |
| 30 | uint32_t num_packets; |
| 31 | uint32_t num_insns; |
Taylor Simpson | a82dd54 | 2021-09-30 14:29:00 -0500 | [diff] [blame] | 32 | uint32_t num_hvx_insns; |
Taylor Simpson | 8b453a2 | 2021-02-07 23:46:19 -0600 | [diff] [blame] | 33 | int reg_log[REG_WRITES_MAX]; |
| 34 | int reg_log_idx; |
| 35 | DECLARE_BITMAP(regs_written, TOTAL_PER_THREAD_REGS); |
| 36 | int preg_log[PRED_WRITES_MAX]; |
| 37 | int preg_log_idx; |
Taylor Simpson | 6c677c6 | 2021-04-08 20:07:34 -0500 | [diff] [blame] | 38 | DECLARE_BITMAP(pregs_written, NUM_PREGS); |
Taylor Simpson | 8b453a2 | 2021-02-07 23:46:19 -0600 | [diff] [blame] | 39 | uint8_t store_width[STORES_MAX]; |
Taylor Simpson | 92cfa25 | 2021-04-08 20:07:35 -0500 | [diff] [blame] | 40 | bool s1_store_processed; |
Taylor Simpson | a82dd54 | 2021-09-30 14:29:00 -0500 | [diff] [blame] | 41 | int future_vregs_idx; |
| 42 | int future_vregs_num[VECTOR_TEMPS_MAX]; |
| 43 | int tmp_vregs_idx; |
| 44 | int tmp_vregs_num[VECTOR_TEMPS_MAX]; |
| 45 | int vreg_log[NUM_VREGS]; |
| 46 | bool vreg_is_predicated[NUM_VREGS]; |
| 47 | int vreg_log_idx; |
| 48 | DECLARE_BITMAP(vregs_updated_tmp, NUM_VREGS); |
| 49 | DECLARE_BITMAP(vregs_updated, NUM_VREGS); |
| 50 | DECLARE_BITMAP(vregs_select, NUM_VREGS); |
| 51 | int qreg_log[NUM_QREGS]; |
| 52 | bool qreg_is_predicated[NUM_QREGS]; |
| 53 | int qreg_log_idx; |
| 54 | bool pre_commit; |
Taylor Simpson | 8b453a2 | 2021-02-07 23:46:19 -0600 | [diff] [blame] | 55 | } DisasContext; |
| 56 | |
| 57 | static inline void ctx_log_reg_write(DisasContext *ctx, int rnum) |
| 58 | { |
Taylor Simpson | 8b453a2 | 2021-02-07 23:46:19 -0600 | [diff] [blame] | 59 | if (test_bit(rnum, ctx->regs_written)) { |
| 60 | HEX_DEBUG_LOG("WARNING: Multiple writes to r%d\n", rnum); |
| 61 | } |
Taylor Simpson | 8b453a2 | 2021-02-07 23:46:19 -0600 | [diff] [blame] | 62 | ctx->reg_log[ctx->reg_log_idx] = rnum; |
| 63 | ctx->reg_log_idx++; |
| 64 | set_bit(rnum, ctx->regs_written); |
| 65 | } |
| 66 | |
| 67 | static inline void ctx_log_reg_write_pair(DisasContext *ctx, int rnum) |
| 68 | { |
| 69 | ctx_log_reg_write(ctx, rnum); |
| 70 | ctx_log_reg_write(ctx, rnum + 1); |
| 71 | } |
| 72 | |
| 73 | static inline void ctx_log_pred_write(DisasContext *ctx, int pnum) |
| 74 | { |
| 75 | ctx->preg_log[ctx->preg_log_idx] = pnum; |
| 76 | ctx->preg_log_idx++; |
Taylor Simpson | 6c677c6 | 2021-04-08 20:07:34 -0500 | [diff] [blame] | 77 | set_bit(pnum, ctx->pregs_written); |
Taylor Simpson | 8b453a2 | 2021-02-07 23:46:19 -0600 | [diff] [blame] | 78 | } |
| 79 | |
| 80 | static inline bool is_preloaded(DisasContext *ctx, int num) |
| 81 | { |
| 82 | return test_bit(num, ctx->regs_written); |
| 83 | } |
| 84 | |
Taylor Simpson | a82dd54 | 2021-09-30 14:29:00 -0500 | [diff] [blame] | 85 | intptr_t ctx_future_vreg_off(DisasContext *ctx, int regnum, |
| 86 | int num, bool alloc_ok); |
| 87 | intptr_t ctx_tmp_vreg_off(DisasContext *ctx, int regnum, |
| 88 | int num, bool alloc_ok); |
| 89 | |
| 90 | static inline void ctx_log_vreg_write(DisasContext *ctx, |
| 91 | int rnum, VRegWriteType type, |
| 92 | bool is_predicated) |
| 93 | { |
| 94 | if (type != EXT_TMP) { |
| 95 | ctx->vreg_log[ctx->vreg_log_idx] = rnum; |
| 96 | ctx->vreg_is_predicated[ctx->vreg_log_idx] = is_predicated; |
| 97 | ctx->vreg_log_idx++; |
| 98 | |
| 99 | set_bit(rnum, ctx->vregs_updated); |
| 100 | } |
| 101 | if (type == EXT_NEW) { |
| 102 | set_bit(rnum, ctx->vregs_select); |
| 103 | } |
| 104 | if (type == EXT_TMP) { |
| 105 | set_bit(rnum, ctx->vregs_updated_tmp); |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | static inline void ctx_log_vreg_write_pair(DisasContext *ctx, |
| 110 | int rnum, VRegWriteType type, |
| 111 | bool is_predicated) |
| 112 | { |
| 113 | ctx_log_vreg_write(ctx, rnum ^ 0, type, is_predicated); |
| 114 | ctx_log_vreg_write(ctx, rnum ^ 1, type, is_predicated); |
| 115 | } |
| 116 | |
| 117 | static inline void ctx_log_qreg_write(DisasContext *ctx, |
| 118 | int rnum, bool is_predicated) |
| 119 | { |
| 120 | ctx->qreg_log[ctx->qreg_log_idx] = rnum; |
| 121 | ctx->qreg_is_predicated[ctx->qreg_log_idx] = is_predicated; |
| 122 | ctx->qreg_log_idx++; |
| 123 | } |
| 124 | |
Taylor Simpson | 8b453a2 | 2021-02-07 23:46:19 -0600 | [diff] [blame] | 125 | extern TCGv hex_gpr[TOTAL_PER_THREAD_REGS]; |
| 126 | extern TCGv hex_pred[NUM_PREGS]; |
| 127 | extern TCGv hex_next_PC; |
| 128 | extern TCGv hex_this_PC; |
| 129 | extern TCGv hex_slot_cancelled; |
| 130 | extern TCGv hex_branch_taken; |
| 131 | extern TCGv hex_new_value[TOTAL_PER_THREAD_REGS]; |
| 132 | extern TCGv hex_reg_written[TOTAL_PER_THREAD_REGS]; |
| 133 | extern TCGv hex_new_pred_value[NUM_PREGS]; |
| 134 | extern TCGv hex_pred_written; |
| 135 | extern TCGv hex_store_addr[STORES_MAX]; |
| 136 | extern TCGv hex_store_width[STORES_MAX]; |
| 137 | extern TCGv hex_store_val32[STORES_MAX]; |
| 138 | extern TCGv_i64 hex_store_val64[STORES_MAX]; |
| 139 | extern TCGv hex_dczero_addr; |
| 140 | extern TCGv hex_llsc_addr; |
| 141 | extern TCGv hex_llsc_val; |
| 142 | extern TCGv_i64 hex_llsc_val_i64; |
Taylor Simpson | a82dd54 | 2021-09-30 14:29:00 -0500 | [diff] [blame] | 143 | extern TCGv hex_VRegs_updated; |
| 144 | extern TCGv hex_QRegs_updated; |
| 145 | extern TCGv hex_vstore_addr[VSTORES_MAX]; |
| 146 | extern TCGv hex_vstore_size[VSTORES_MAX]; |
| 147 | extern TCGv hex_vstore_pending[VSTORES_MAX]; |
Taylor Simpson | 8b453a2 | 2021-02-07 23:46:19 -0600 | [diff] [blame] | 148 | |
Taylor Simpson | a82dd54 | 2021-09-30 14:29:00 -0500 | [diff] [blame] | 149 | bool is_gather_store_insn(Insn *insn, Packet *pkt); |
Taylor Simpson | 8b453a2 | 2021-02-07 23:46:19 -0600 | [diff] [blame] | 150 | void process_store(DisasContext *ctx, Packet *pkt, int slot_num); |
| 151 | #endif |