xref: /openbmc/qemu/include/exec/plugin-gen.h (revision 2df1eb27)
1 /*
2  * Copyright (C) 2017, Emilio G. Cota <cota@braap.org>
3  *
4  * License: GNU GPL, version 2 or later.
5  *   See the COPYING file in the top-level directory.
6  *
7  * plugin-gen.h - TCG-dependent definitions for generating plugin code
8  *
9  * This header should be included only from plugin.c and C files that emit
10  * TCG code.
11  */
12 #ifndef QEMU_PLUGIN_GEN_H
13 #define QEMU_PLUGIN_GEN_H
14 
15 #include "tcg/tcg.h"
16 
17 struct DisasContextBase;
18 
19 #ifdef CONFIG_PLUGIN
20 
21 bool plugin_gen_tb_start(CPUState *cpu, const struct DisasContextBase *db,
22                          bool supress);
23 void plugin_gen_tb_end(CPUState *cpu, size_t num_insns);
24 void plugin_gen_insn_start(CPUState *cpu, const struct DisasContextBase *db);
25 void plugin_gen_insn_end(void);
26 
27 void plugin_gen_disable_mem_helpers(void);
28 void plugin_gen_empty_mem_callback(TCGv_i64 addr, uint32_t info);
29 
30 #else /* !CONFIG_PLUGIN */
31 
32 static inline bool
33 plugin_gen_tb_start(CPUState *cpu, const struct DisasContextBase *db, bool sup)
34 {
35     return false;
36 }
37 
38 static inline
39 void plugin_gen_insn_start(CPUState *cpu, const struct DisasContextBase *db)
40 { }
41 
42 static inline void plugin_gen_insn_end(void)
43 { }
44 
45 static inline void plugin_gen_tb_end(CPUState *cpu, size_t num_insns)
46 { }
47 
48 static inline void plugin_gen_disable_mem_helpers(void)
49 { }
50 
51 static inline void plugin_gen_empty_mem_callback(TCGv_i64 addr, uint32_t info)
52 { }
53 
54 #endif /* CONFIG_PLUGIN */
55 
56 #endif /* QEMU_PLUGIN_GEN_H */
57 
58