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
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
/*
* 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.
*
*/
#include "design.h"
#include "chip.h"
#include "emb.h"
// include after design.h/chip.h
#include "pybindings.h"
// Required to determine concatenated module name (which differs for different archs)
#define PASTER(x, y) x ## _ ## y
#define EVALUATOR(x, y) PASTER(x,y)
#define MODULE_NAME EVALUATOR(nextpnrpy, ARCHNAME)
#define PYINIT_MODULE_NAME EVALUATOR(&PyInit_nextpnrpy, ARCHNAME)
#define STRINGIFY(x) #x
#define TOSTRING(x) STRINGIFY(x)
// Architecture-specific bindings should be created in the below function, which must be implemented in all
// 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();
}
void arch_appendinittab() {
PyImport_AppendInittab(TOSTRING(MODULE_NAME), PYINIT_MODULE_NAME);
}
static wchar_t *program;
void init_python(const char *executable) {
program = Py_DecodeLocale(executable, NULL);
if (program == NULL) {
fprintf(stderr, "Fatal error: cannot decode executable filename\n");
exit(1);
}
try {
PyImport_AppendInittab(TOSTRING(MODULE_NAME), PYINIT_MODULE_NAME);
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();
std::cout << "Error in Python: " << perror_str << std::endl;
}
}
void deinit_python() {
Py_Finalize();
PyMem_RawFree(program);
}
void execute_python_file(const char *python_file) {
try {
FILE *fp = fopen(python_file, "r");
if (fp == NULL) {
fprintf(stderr, "Fatal error: file not found %s\n", python_file);
exit(1);
}
PyRun_SimpleFile(fp, python_file);
fclose(fp);
}
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;
}
}
|