xref: /openbmc/qemu/target/riscv/tcg/tcg-cpu.h (revision 7d87775f)
1 /*
2  * riscv TCG cpu class initialization
3  *
4  * Copyright (c) 2023 Ventana Micro Systems Inc.
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef RISCV_TCG_CPU_H
21 #define RISCV_TCG_CPU_H
22 
23 #include "cpu.h"
24 
25 void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, Error **errp);
26 void riscv_tcg_cpu_finalize_features(RISCVCPU *cpu, Error **errp);
27 bool riscv_cpu_tcg_compatible(RISCVCPU *cpu);
28 
29 struct DisasContext;
30 struct RISCVCPUConfig;
31 typedef struct RISCVDecoder {
32     bool (*guard_func)(const struct RISCVCPUConfig *);
33     bool (*riscv_cpu_decode_fn)(struct DisasContext *, uint32_t);
34 } RISCVDecoder;
35 
36 typedef bool (*riscv_cpu_decode_fn)(struct DisasContext *, uint32_t);
37 
38 extern const size_t decoder_table_size;
39 
40 extern const RISCVDecoder decoder_table[];
41 
42 void riscv_tcg_cpu_finalize_dynamic_decoder(RISCVCPU *cpu);
43 
44 #endif
45