diff options
Diffstat (limited to 'kernel/yosys.cc')
| -rw-r--r-- | kernel/yosys.cc | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/kernel/yosys.cc b/kernel/yosys.cc index 450e4e4cf..a12355f1d 100644 --- a/kernel/yosys.cc +++ b/kernel/yosys.cc @@ -57,6 +57,16 @@ # include <sys/sysctl.h> #endif +#ifdef WITH_PYTHON +#if PY_MAJOR_VERSION >= 3 +# define INIT_MODULE PyInit_libyosys + extern "C" PyObject* INIT_MODULE(); +#else +# define INIT_MODULE initlibyosys + extern "C" void INIT_MODULE(); +#endif +#endif + #include <limits.h> #include <errno.h> @@ -477,21 +487,42 @@ int GetSize(RTLIL::Wire *wire) return wire->width; } +bool already_setup = false; + void yosys_setup() { + if(already_setup) + return; + already_setup = true; // if there are already IdString objects then we have a global initialization order bug IdString empty_id; log_assert(empty_id.index_ == 0); IdString::get_reference(empty_id.index_); + #ifdef WITH_PYTHON + PyImport_AppendInittab((char*)"libyosys", INIT_MODULE); + Py_Initialize(); + PyRun_SimpleString("import sys"); + #endif + Pass::init_register(); yosys_design = new RTLIL::Design; yosys_celltypes.setup(); log_push(); } +bool yosys_already_setup() +{ + return already_setup; +} + +bool already_shutdown = false; + void yosys_shutdown() { + if(already_shutdown) + return; + already_shutdown = true; log_pop(); delete yosys_design; @@ -519,9 +550,16 @@ void yosys_shutdown() dlclose(it.second); loaded_plugins.clear(); +#ifdef WITH_PYTHON + loaded_python_plugins.clear(); +#endif loaded_plugin_aliases.clear(); #endif +#ifdef WITH_PYTHON + Py_Finalize(); +#endif + IdString empty_id; IdString::put_reference(empty_id.index_); } |