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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_INSN_H | |
19 | #define HEXAGON_INSN_H | |
20 | ||
21 | #include "cpu.h" | |
22 | ||
23 | #define INSTRUCTIONS_MAX 7 /* 2 pairs + loopend */ | |
24 | #define REG_OPERANDS_MAX 5 | |
25 | #define IMMEDS_MAX 2 | |
26 | ||
27 | struct Instruction; | |
28 | struct Packet; | |
29 | struct DisasContext; | |
30 | ||
31 | typedef void (*SemanticInsn)(CPUHexagonState *env, | |
32 | struct DisasContext *ctx, | |
33 | struct Instruction *insn, | |
34 | struct Packet *pkt); | |
35 | ||
36 | struct Instruction { | |
37 | SemanticInsn generate; /* pointer to genptr routine */ | |
38 | uint8_t regno[REG_OPERANDS_MAX]; /* reg operands including predicates */ | |
39 | uint16_t opcode; | |
40 | ||
41 | uint32_t iclass:6; | |
42 | uint32_t slot:3; | |
92cfa25f TS |
43 | uint32_t which_extended:1; /* If has an extender, which immediate */ |
44 | uint32_t new_value_producer_slot:4; | |
45 | ||
46 | bool part1; /* | |
3e474055 TS |
47 | * cmp-jumps are split into two insns. |
48 | * set for the compare and clear for the jump | |
49 | */ | |
92cfa25f TS |
50 | bool extension_valid; /* Has a constant extender attached */ |
51 | bool is_endloop; /* This is an end of loop */ | |
3e474055 TS |
52 | int32_t immed[IMMEDS_MAX]; /* immediate field */ |
53 | }; | |
54 | ||
55 | typedef struct Instruction Insn; | |
56 | ||
57 | struct Packet { | |
58 | uint16_t num_insns; | |
59 | uint16_t encod_pkt_size_in_bytes; | |
60 | ||
61 | /* Pre-decodes about COF */ | |
92cfa25f TS |
62 | bool pkt_has_cof; /* Has any change-of-flow */ |
63 | bool pkt_has_endloop; | |
3e474055 | 64 | |
92cfa25f | 65 | bool pkt_has_dczeroa; |
3e474055 | 66 | |
92cfa25f TS |
67 | bool pkt_has_store_s0; |
68 | bool pkt_has_store_s1; | |
3e474055 | 69 | |
a1559537 TS |
70 | bool pkt_has_hvx; |
71 | Insn *vhist_insn; | |
72 | ||
3e474055 TS |
73 | Insn insn[INSTRUCTIONS_MAX]; |
74 | }; | |
75 | ||
76 | typedef struct Packet Packet; | |
77 | ||
78 | #endif |