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8c4c1818
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1/* CPU family header for bpfbf.
2
3THIS FILE IS MACHINE GENERATED WITH CGEN.
4
3666a048 5Copyright (C) 1996-2021 Free Software Foundation, Inc.
8c4c1818
JM
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 */