1/* CPU family header for bpfbf.
2
3THIS FILE IS MACHINE GENERATED WITH CGEN.
4
5Copyright (C) 1996-2023 Free Software Foundation, Inc.
6
7This file is part of the GNU simulators.
8
9   This file is free software; you can redistribute it and/or modify
10   it under the terms of the GNU General Public License as published by
11   the Free Software Foundation; either version 3, or (at your option)
12   any later version.
13
14   It is distributed in the hope that it will be useful, but WITHOUT
15   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
17   License for more details.
18
19   You should have received a copy of the GNU General Public License along
20   with this program; if not, write to the Free Software Foundation, Inc.,
21   51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
22
23*/
24
25#ifndef CPU_BPFBF_H
26#define CPU_BPFBF_H
27
28/* Maximum number of instructions that are fetched at a time.
29   This is for LIW type instructions sets (e.g. m32r).  */
30#define MAX_LIW_INSNS 1
31
32/* Maximum number of instructions that can be executed in parallel.  */
33#define MAX_PARALLEL_INSNS 1
34
35/* The size of an "int" needed to hold an instruction word.
36   This is usually 32 bits, but some architectures needs 64 bits.  */
37typedef CGEN_INSN_LGUINT CGEN_INSN_WORD;
38
39#include "cgen-engine.h"
40
41/* CPU state information.  */
42typedef struct {
43  /* Hardware elements.  */
44  struct {
45  /* General Purpose Registers */
46  DI h_gpr[16];
47#define GET_H_GPR(a1) CPU (h_gpr)[a1]
48#define SET_H_GPR(a1, x) (CPU (h_gpr)[a1] = (x))
49  /* program counter */
50  UDI h_pc;
51#define GET_H_PC() CPU (h_pc)
52#define SET_H_PC(x) \
53do { \
54CPU (h_pc) = (x);\
55;} while (0)
56  } hardware;
57#define CPU_CGEN_HW(cpu) (& (cpu)->cpu_data.hardware)
58} BPFBF_CPU_DATA;
59
60/* Cover fns for register access.  */
61DI bpfbf_h_gpr_get (SIM_CPU *, UINT);
62void bpfbf_h_gpr_set (SIM_CPU *, UINT, DI);
63UDI bpfbf_h_pc_get (SIM_CPU *);
64void bpfbf_h_pc_set (SIM_CPU *, UDI);
65
66/* These must be hand-written.  */
67extern CPUREG_FETCH_FN bpfbf_fetch_register;
68extern CPUREG_STORE_FN bpfbf_store_register;
69
70typedef struct {
71  int empty;
72} MODEL_BPF_DEF_DATA;
73
74/* Collection of various things for the trace handler to use.  */
75
76typedef struct trace_record {
77  IADDR pc;
78  /* FIXME:wip */
79} TRACE_RECORD;
80
81#endif /* CPU_BPFBF_H */
82