diff options
Diffstat (limited to 'kernel/yosys.cc')
| -rw-r--r-- | kernel/yosys.cc | 64 |
1 files changed, 61 insertions, 3 deletions
diff --git a/kernel/yosys.cc b/kernel/yosys.cc index 450e4e4c..69a14176 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> @@ -119,7 +129,7 @@ void yosys_banner() log(" | |\n"); log(" | yosys -- Yosys Open SYnthesis Suite |\n"); log(" | |\n"); - log(" | Copyright (C) 2012 - 2018 Clifford Wolf <clifford@clifford.at> |\n"); + log(" | Copyright (C) 2012 - 2019 Clifford Wolf <clifford@clifford.at> |\n"); log(" | |\n"); log(" | Permission to use, copy, modify, and/or distribute this software for any |\n"); log(" | purpose with or without fee is hereby granted, provided that the above |\n"); @@ -141,14 +151,16 @@ void yosys_banner() int ceil_log2(int x) { +#if defined(__GNUC__) + return x > 1 ? (8*sizeof(int)) - __builtin_clz(x-1) : 0; +#else if (x <= 0) return 0; - for (int i = 0; i < 32; i++) if (((x-1) >> i) == 0) return i; - log_abort(); +#endif } std::string stringf(const char *fmt, ...) @@ -472,26 +484,61 @@ void remove_directory(std::string dirname) #endif } +std::string escape_filename_spaces(const std::string& filename) +{ + std::string out; + out.reserve(filename.size()); + for (auto c : filename) + { + if (c == ' ') + out += "\\ "; + else + out.push_back(c); + } + return out; +} + 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 +566,16 @@ 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_); } @@ -597,6 +651,10 @@ void rewrite_filename(std::string &filename) filename = filename.substr(1, GetSize(filename)-2); if (filename.substr(0, 2) == "+/") filename = proc_share_dirname() + filename.substr(2); +#ifndef _WIN32 + if (filename.substr(0, 2) == "~/") + filename = filename.replace(0, 1, getenv("HOME")); +#endif } #ifdef YOSYS_ENABLE_TCL |