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-rw-r--r--common/pybindings.cc61
-rw-r--r--common/pybindings.h105
-rw-r--r--common/pycontainers.h129
3 files changed, 233 insertions, 62 deletions
diff --git a/common/pybindings.cc b/common/pybindings.cc
index 10c8fd44..c3818cad 100644
--- a/common/pybindings.cc
+++ b/common/pybindings.cc
@@ -38,7 +38,67 @@
// architectures
void arch_wrap_python();
+bool operator==(const PortRef &a, const PortRef &b) {
+ return (a.cell == b.cell) && (a.port == b.port);
+}
+
BOOST_PYTHON_MODULE (MODULE_NAME) {
+ class_<GraphicElement>("GraphicElement")
+ .def_readwrite("style", &GraphicElement::style)
+ .def_readwrite("type", &GraphicElement::type)
+ .def_readwrite("x1", &GraphicElement::x1)
+ .def_readwrite("y1", &GraphicElement::y1)
+ .def_readwrite("x2", &GraphicElement::x2)
+ .def_readwrite("y2", &GraphicElement::y2)
+ .def_readwrite("text", &GraphicElement::text);
+
+ class_<PortRef>("PortRef")
+ .def_readwrite("cell", &PortRef::cell)
+ .def_readwrite("port", &PortRef::port);
+
+ class_<NetInfo, NetInfo*>("NetInfo")
+ .def_readwrite("name", &NetInfo::name)
+ .def_readwrite("driver", &NetInfo::driver)
+ .def_readwrite("users", &NetInfo::users)
+ .def_readwrite("attrs", &NetInfo::attrs)
+ .def_readwrite("wires", &NetInfo::wires);
+
+ WRAP_MAP(decltype(NetInfo::attrs), "IdStrMap");
+
+ class_<vector<PortRef>>("PortRefVector")
+ .def(vector_indexing_suite<vector<PortRef>>());
+
+ enum_<PortType>("PortType")
+ .value("PORT_IN", PORT_IN)
+ .value("PORT_OUT", PORT_OUT)
+ .value("PORT_INOUT", PORT_INOUT)
+ .export_values();
+
+ class_<PortInfo>("PortInfo")
+ .def_readwrite("name", &PortInfo::name)
+ .def_readwrite("net", &PortInfo::net)
+ .def_readwrite("type", &PortInfo::type);
+
+ class_<CellInfo, CellInfo*>("CellInfo")
+ .def_readwrite("name", &CellInfo::name)
+ .def_readwrite("type", &CellInfo::type)
+ .def_readwrite("ports", &CellInfo::ports)
+ .def_readwrite("attrs", &CellInfo::attrs)
+ .def_readwrite("params", &CellInfo::params)
+ .def_readwrite("bel", &CellInfo::bel)
+ .def_readwrite("pins", &CellInfo::pins);
+
+ WRAP_MAP(decltype(CellInfo::ports), "IdPortMap");
+ //WRAP_MAP(decltype(CellInfo::pins), "IdIdMap");
+
+ class_<Design, Design*>("Design", no_init)
+ .def_readwrite("chip", &Design::chip)
+ .def_readwrite("nets", &Design::nets)
+ .def_readwrite("cells", &Design::cells);
+
+ WRAP_MAP(decltype(Design::nets), "IdNetMap");
+ WRAP_MAP(decltype(Design::cells), "IdCellMap");
+
arch_wrap_python();
}
@@ -59,6 +119,7 @@ void init_python(const char *executable) {
emb::append_inittab();
Py_SetProgramName(program);
Py_Initialize();
+ PyImport_ImportModule(TOSTRING(MODULE_NAME));
} catch (boost::python::error_already_set const &) {
// Parse and output the exception
std::string perror_str = parse_python_exception();
diff --git a/common/pybindings.h b/common/pybindings.h
index 5b2adc6a..a99ad51b 100644
--- a/common/pybindings.h
+++ b/common/pybindings.h
@@ -20,66 +20,23 @@
#ifndef COMMON_PYBINDINGS_H
#define COMMON_PYBINDINGS_H
+
+#include "pycontainers.h"
+
#include <utility>
#include <stdexcept>
#include <boost/python.hpp>
#include <boost/python/suite/indexing/vector_indexing_suite.hpp>
#include <boost/python/suite/indexing/map_indexing_suite.hpp>
#include <boost/python/suite/indexing/map_indexing_suite.hpp>
+#include <Python.h>
using namespace boost::python;
-/*
-A wrapper for a Pythonised nextpnr Iterator. The actual class wrapped is a
-pair<Iterator, Iterator> containing (current, end)
-*/
-
-template<typename T>
-struct iterator_wrapper {
- typedef decltype(*(std::declval<T>())) value_t;
-
- static value_t next(std::pair<T, T> &iter) {
- if (iter.first != iter.second) {
- value_t val = *iter.first;
- ++iter.first;
- return val;
- } else {
- PyErr_SetString(PyExc_StopIteration, "End of range reached");
- boost::python::throw_error_already_set();
- // Should be unreachable, but prevent control may reach end of non-void
- throw std::runtime_error("unreachable");
- }
- }
-
- static void wrap(const char *python_name) {
- class_<std::pair<T, T>>(python_name, no_init)
- .def("__next__", next);
- }
-};
-
-/*
-A wrapper for a nextpnr Range. Ranges should have two functions, begin()
-and end() which return iterator-like objects supporting ++, * and !=
-Full STL iterator semantics are not required, unlike the standard Boost wrappers
-*/
-
-template<typename T>
-struct range_wrapper {
- typedef decltype(std::declval<T>().begin()) iterator_t;
-
- static std::pair<iterator_t, iterator_t> iter(T &range) {
- return std::make_pair(range.begin(), range.end());
- }
-
- static void wrap(const char *range_name, const char *iter_name) {
- class_<T>(range_name, no_init)
- .def("__iter__", iter);
- iterator_wrapper<iterator_t>().wrap(iter_name);
- }
-};
/*
A wrapper to enable custom type/ID to/from string conversions
*/
-template <typename T> struct string_wrapper {
+template<typename T>
+struct string_wrapper {
template<typename F>
struct from_pystring_converter {
from_pystring_converter() {
@@ -89,34 +46,37 @@ template <typename T> struct string_wrapper {
boost::python::type_id<T>());
};
- static void* convertible(PyObject* object) {
+ static void *convertible(PyObject *object) {
return PyUnicode_Check(object) ? object : 0;
}
static void construct(
- PyObject* object,
- converter::rvalue_from_python_stage1_data* data) {
- const wchar_t* value = PyUnicode_AsUnicode(object);
+ PyObject *object,
+ converter::rvalue_from_python_stage1_data *data) {
+ const wchar_t *value = PyUnicode_AsUnicode(object);
const std::wstring value_ws(value);
if (value == 0) throw_error_already_set();
- void* storage = (
- (boost::python::converter::rvalue_from_python_storage<T>*)
+ void *storage = (
+ (boost::python::converter::rvalue_from_python_storage<T> *)
data)->storage.bytes;
- new (storage) T(fn(std::string(value_ws.begin(), value_ws.end())));
+ new(storage) T(fn(std::string(value_ws.begin(), value_ws.end())));
data->convertible = storage;
}
- static F fn;
+ static F fn;
};
- template<typename F> struct to_str_wrapper {
+ template<typename F>
+ struct to_str_wrapper {
static F fn;
- std::string str(T& x) {
+
+ std::string str(T &x) {
return fn(x);
}
};
- template<typename F1, typename F2> static void wrap(const char *type_name, F1 to_str_fn, F2 from_str_fn) {
+ template<typename F1, typename F2>
+ static void wrap(const char *type_name, F1 to_str_fn, F2 from_str_fn) {
from_pystring_converter<F2>::fn = from_str_fn;
from_pystring_converter<F2>();
to_str_wrapper<F1>::fn = to_str_fn;
@@ -124,13 +84,34 @@ template <typename T> struct string_wrapper {
};
};
-#define WRAP_RANGE(t) range_wrapper<t##Range>().wrap(#t "Range", #t "Iterator")
+std::string parse_python_exception();
+
+template<typename Tn>
+void python_export_global(const char *name, Tn &x) {
+ PyObject * m, *d;
+ m = PyImport_AddModule("__main__");
+ if (m == NULL)
+ return;
+ d = PyModule_GetDict(m);
+ try {
+ PyObject * p = incref(object(boost::ref(x)).ptr());
+ PyDict_SetItemString(d, name, p);
+ } catch (boost::python::error_already_set const &) {
+ // Parse and output the exception
+ std::string perror_str = parse_python_exception();
+ std::cout << "Error in Python: " << perror_str << std::endl;
+ std::terminate();
+ }
+};
void init_python(const char *executable);
+
void deinit_python();
-void execute_python_file(const char* python_file);
+void execute_python_file(const char *python_file);
+
std::string parse_python_exception();
+
void arch_appendinittab();
#endif /* end of include guard: COMMON_PYBINDINGS_HH */
diff --git a/common/pycontainers.h b/common/pycontainers.h
new file mode 100644
index 00000000..64fb265b
--- /dev/null
+++ b/common/pycontainers.h
@@ -0,0 +1,129 @@
+/*
+ * nextpnr -- Next Generation Place and Route
+ *
+ * Copyright (C) 2018 Clifford Wolf <clifford@clifford.at>
+ * Copyright (C) 2018 David Shah <dave@ds0.me>
+ *
+ * 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.
+ *
+ */
+
+#ifndef COMMON_PYCONTAINERS_H
+#define COMMON_PYCONTAINERS_H
+
+#include <utility>
+#include <stdexcept>
+#include <type_traits>
+#include <boost/python.hpp>
+#include <boost/python/suite/indexing/vector_indexing_suite.hpp>
+#include <boost/python/suite/indexing/map_indexing_suite.hpp>
+#include <boost/python/suite/indexing/map_indexing_suite.hpp>
+
+using namespace boost::python;
+
+/*
+A wrapper for a Pythonised nextpnr Iterator. The actual class wrapped is a
+pair<Iterator, Iterator> containing (current, end)
+*/
+
+template<typename T, typename P>
+struct iterator_wrapper {
+ typedef decltype(*(std::declval<T>())) value_t;
+
+ static value_t next(std::pair <T, T> &iter) {
+ if (iter.first != iter.second) {
+ value_t val = *iter.first;
+ ++iter.first;
+ return val;
+ } else {
+ PyErr_SetString(PyExc_StopIteration, "End of range reached");
+ boost::python::throw_error_already_set();
+ // Should be unreachable, but prevent control may reach end of non-void
+ throw std::runtime_error("unreachable");
+ }
+ }
+
+ static void wrap(const char *python_name) {
+ class_ < std::pair < T, T >> (python_name, no_init)
+ .def("__next__", next, P());
+ }
+};
+
+/*
+A wrapper for a nextpnr Range. Ranges should have two functions, begin()
+and end() which return iterator-like objects supporting ++, * and !=
+Full STL iterator semantics are not required, unlike the standard Boost wrappers
+*/
+
+template<typename T, typename P = return_value_policy<return_by_value>>
+struct range_wrapper {
+ typedef decltype(std::declval<T>().begin()) iterator_t;
+
+ static std::pair <iterator_t, iterator_t> iter(T &range) {
+ return std::make_pair(range.begin(), range.end());
+ }
+
+ static void wrap(const char *range_name, const char *iter_name) {
+ class_<T>(range_name, no_init)
+ .def("__iter__", iter);
+ iterator_wrapper<iterator_t, P>().wrap(iter_name);
+ }
+ typedef iterator_wrapper<iterator_t, P> iter_wrap;
+};
+
+#define WRAP_RANGE(t) range_wrapper<t##Range>().wrap(#t "Range", #t "Iterator")
+
+/*
+Wrapper for a map, either an unordered_map, regular map or dict
+ */
+inline void KeyError() { PyErr_SetString(PyExc_KeyError, "Key not found"); }
+
+template<typename T>
+struct map_wrapper {
+ typedef boost::remove_cv_t<boost::remove_reference_t<typename T::key_type>> K;
+ typedef typename T::mapped_type V;
+ typedef typename T::value_type KV;
+
+ static V &get(T &x, K const &i) {
+ if (x.find(i) != x.end()) return x.at(i);
+ KeyError();
+ std::terminate();
+ }
+
+ static void set(T &x, K const &i, V const &v) {
+ x[i] = v;
+ }
+
+ static void del(T const &x, K const &i) {
+ if (x.find(i) != x.end()) x.erase(i);
+ else KeyError();
+ std::terminate();
+ }
+
+ static void wrap(const char *map_name, const char *kv_name, const char *iter_name) {
+ class_<KV>(kv_name)
+ .def_readonly("first", &KV::first)
+ .def_readwrite("second", &KV::second);
+ typedef range_wrapper<T, return_value_policy<copy_non_const_reference>> rw;
+ typename rw::iter_wrap().wrap(iter_name);
+ class_<T>(map_name, no_init)
+ .def("__iter__", rw::iter)
+ .def("__len__", &T::size)
+ .def("__getitem__", get, return_internal_reference<>())
+ .def("__setitem__", set, with_custodian_and_ward<1,2>());
+ }
+};
+
+#define WRAP_MAP(t, name) map_wrapper<t>().wrap(#name, #name "KeyValue", #name "Iterator")
+
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-13 15:23:05 +0000