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Merge pull request #905 from christian-krieg/feature/python_bindings

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Feature/python bindings
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Clifford Wolf 2019-04-22 14:47:52 +02:00 • committed by GitHub
commit 99d5435650
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15 changed files with 2472 additions and 10 deletions
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50
passes/cmds/plugin.cc
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@ -23,9 +23,18 @@
# include <dlfcn.h>
#endif
#ifdef WITH_PYTHON
# include <boost/algorithm/string/predicate.hpp>
# include <Python.h>
# include <boost/filesystem.hpp>
#endif
YOSYS_NAMESPACE_BEGIN
std::map<std::string, void*> loaded_plugins;
#ifdef WITH_PYTHON
std::map<std::string, void*> loaded_python_plugins;
#endif
std::map<std::string, std::string> loaded_plugin_aliases;
#ifdef YOSYS_ENABLE_PLUGINS
@ -36,7 +45,35 @@ void load_plugin(std::string filename, std::vector<std::string> aliases)
if (filename.find('/') == std::string::npos)
filename = "./" + filename;
#ifdef WITH_PYTHON
if (!loaded_plugins.count(filename) && !loaded_python_plugins.count(filename)) {
#else
if (!loaded_plugins.count(filename)) {
#endif
#ifdef WITH_PYTHON
boost::filesystem::path full_path(filename);
if(strcmp(full_path.extension().c_str(), ".py") == 0)
{
std::string path(full_path.parent_path().c_str());
filename = full_path.filename().c_str();
filename = filename.substr(0,filename.size()-3);
PyRun_SimpleString(("sys.path.insert(0,\""+path+"\")").c_str());
PyErr_Print();
PyObject *module_p = PyImport_ImportModule(filename.c_str());
if(module_p == NULL)
{
PyErr_Print();
log_cmd_error("Can't load python module `%s'\n", full_path.filename().c_str());
return;
}
loaded_python_plugins[orig_filename] = module_p;
Pass::init_register();
} else {
#endif
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);
@ -44,6 +81,10 @@ void load_plugin(std::string filename, std::vector<std::string> aliases)
log_cmd_error("Can't load module `%s': %s\n", filename.c_str(), dlerror());
loaded_plugins[orig_filename] = hdl;
Pass::init_register();
#ifdef WITH_PYTHON
}
#endif
}
for (auto &alias : aliases)
@ -107,7 +148,11 @@ struct PluginPass : public Pass {
if (list_mode)
{
log("\n");
#ifdef WITH_PYTHON
if (loaded_plugins.empty() and loaded_python_plugins.empty())
#else
if (loaded_plugins.empty())
#endif
log("No plugins loaded.\n");
else
log("Loaded plugins:\n");
@ -115,6 +160,11 @@ struct PluginPass : public Pass {
for (auto &it : loaded_plugins)
log(" %s\n", it.first.c_str());
#ifdef WITH_PYTHON
for (auto &it : loaded_python_plugins)
log(" %s\n", it.first.c_str());
#endif
if (!loaded_plugin_aliases.empty()) {
log("\n");
int max_alias_len = 1;