1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
|
/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2014 Clifford Wolf <clifford@clifford.at>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "kernel/yosys.h"
#ifdef YOSYS_ENABLE_PLUGINS
# include <dlfcn.h>
#endif
YOSYS_NAMESPACE_BEGIN
std::map<std::string, void*> loaded_plugins;
std::map<std::string, std::string> loaded_plugin_aliases;
#ifdef YOSYS_ENABLE_PLUGINS
void load_plugin(std::string filename, std::vector<std::string> aliases)
{
std::string orig_filename = filename;
if (filename.find('/') == std::string::npos)
filename = "./" + filename;
if (!loaded_plugins.count(filename)) {
void *hdl = dlopen(filename.c_str(), RTLD_LAZY|RTLD_LOCAL);
if (hdl == NULL && orig_filename.find('/') == std::string::npos)
hdl = dlopen((proc_share_dirname() + "plugins/" + orig_filename + ".so").c_str(), RTLD_LAZY|RTLD_LOCAL);
if (hdl == NULL)
log_cmd_error("Can't load module `%s': %s\n", filename.c_str(), dlerror());
loaded_plugins[orig_filename] = hdl;
Pass::init_register();
}
for (auto &alias : aliases)
loaded_plugin_aliases[alias] = orig_filename;
}
#else
void load_plugin(std::string, std::vector<std::string>)
{
log_error("This version of yosys is built without plugin support.\n");
}
#endif
struct PluginPass : public Pass {
PluginPass() : Pass("plugin", "load and list loaded plugins") { }
virtual void help()
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" plugin [options]\n");
log("\n");
log("Load and list loaded plugins.\n");
log("\n");
log(" -i <plugin_filename>\n");
log(" Load (install) the specified plugin.\n");
log("\n");
log(" -a <alias_name>\n");
log(" Register the specified alias name for the loaded plugin\n");
log("\n");
log(" -l\n");
log(" List loaded plugins\n");
log("\n");
}
virtual void execute(std::vector<std::string> args, RTLIL::Design *design)
{
std::string plugin_filename;
std::vector<std::string> plugin_aliases;
bool list_mode = false;
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
if ((args[argidx] == "-i") && argidx+1 < args.size() && plugin_filename.empty()) {
plugin_filename = args[++argidx];
continue;
}
if ((args[argidx] == "-a") && argidx+1 < args.size()) {
plugin_aliases.push_back(args[++argidx]);
continue;
}
if (args[argidx] == "-l") {
list_mode = true;
continue;
}
break;
}
extra_args(args, argidx, design, false);
if (!plugin_filename.empty())
load_plugin(plugin_filename, plugin_aliases);
if (list_mode)
{
log("\n");
if (loaded_plugins.empty())
log("No plugins loaded.\n");
else
log("Loaded plugins:\n");
for (auto &it : loaded_plugins)
log(" %s\n", it.first.c_str());
if (!loaded_plugin_aliases.empty()) {
log("\n");
int max_alias_len = 1;
for (auto &it : loaded_plugin_aliases)
max_alias_len = max(max_alias_len, GetSize(it.first));
for (auto &it : loaded_plugin_aliases)
log("Alias: %-*s %s\n", max_alias_len, it.first.c_str(), it.second.c_str());
}
}
}
} PluginPass;
YOSYS_NAMESPACE_END
|
