Repository navigation
Expand file tree
/
Copy pathgcc-python-callgraph.c
More file actions
195 lines (161 loc) · 4.6 KB
/
Copy pathgcc-python-callgraph.c
File metadata and controls
195 lines (161 loc) · 4.6 KB
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
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
/*
Copyright 2011, 2012, 2015 David Malcolm <dmalcolm@redhat.com>
Copyright 2011, 2012, 2015 Red Hat, Inc.
This is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see
<http://www.gnu.org/licenses/>.
*/
#include <Python.h>
#include "gcc-python.h"
#include "gcc-python-wrappers.h"
#include "gcc-c-api/gcc-callgraph.h"
/*
Wrapper for various types in gcc/cgraph.h
struct cgraph_edge *
struct cgraph_node *
*/
PyObject *
PyGccCallgraphEdge_repr(struct PyGccCallgraphEdge * self)
{
return PyGccString_FromFormat("%s()",
Py_TYPE(self)->tp_name);
}
PyObject *
PyGccCallgraphEdge_str(struct PyGccCallgraphEdge * self)
{
return PyGccString_FromFormat("%s()",
Py_TYPE(self)->tp_name);
}
PyObject *
PyGccCallgraphNode_repr(struct PyGccCallgraphNode * self)
{
return PyGccString_FromFormat("%s()",
Py_TYPE(self)->tp_name);
}
PyObject *
PyGccCallgraphNode_str(struct PyGccCallgraphNode * self)
{
return PyGccString_FromFormat("%s()",
Py_TYPE(self)->tp_name);
}
IMPL_APPENDER(add_cgraph_edge_to_list,
gcc_cgraph_edge,
PyGccCallgraphEdge_New)
PyObject *
PyGccCallgraphNode_get_callees(struct PyGccCallgraphNode * self)
{
IMPL_LIST_MAKER(gcc_cgraph_node_for_each_callee,
self->node,
add_cgraph_edge_to_list)
}
PyObject *
PyGccCallgraphNode_get_callers(struct PyGccCallgraphNode * self)
{
IMPL_LIST_MAKER(gcc_cgraph_node_for_each_caller,
self->node,
add_cgraph_edge_to_list)
}
union gcc_cgraph_edge_as_ptr {
gcc_cgraph_edge edge;
void *ptr;
};
PyObject *
real_make_cgraph_edge_wrapper(void *ptr)
{
struct PyGccCallgraphEdge *obj = NULL;
union gcc_cgraph_edge_as_ptr u;
u.ptr = ptr;
obj = PyGccWrapper_New(struct PyGccCallgraphEdge,
&PyGccCallgraphEdge_TypeObj);
if (!obj) {
goto error;
}
obj->edge = u.edge;
return (PyObject*)obj;
error:
return NULL;
}
static PyObject *cgraph_edge_wrapper_cache = NULL;
PyObject *
PyGccCallgraphEdge_New(gcc_cgraph_edge edge)
{
union gcc_cgraph_edge_as_ptr u;
u.edge = edge;
return PyGcc_LazilyCreateWrapper(&cgraph_edge_wrapper_cache,
u.ptr,
real_make_cgraph_edge_wrapper);
}
void
PyGcc_WrtpMarkForPyGccCallgraphEdge(PyGccCallgraphEdge *wrapper)
{
gcc_cgraph_edge_mark_in_use(wrapper->edge);
}
union gcc_cgraph_node_as_ptr {
gcc_cgraph_node node;
void *ptr;
};
PyObject *
real_make_cgraph_node_wrapper(void *ptr)
{
struct PyGccCallgraphNode *obj = NULL;
union gcc_cgraph_node_as_ptr u;
u.ptr = ptr;
obj = PyGccWrapper_New(struct PyGccCallgraphNode,
&PyGccCallgraphNode_TypeObj);
if (!obj) {
goto error;
}
obj->node = u.node;
return (PyObject*)obj;
error:
return NULL;
}
void
PyGcc_WrtpMarkForPyGccCallgraphNode(PyGccCallgraphNode *wrapper)
{
gcc_cgraph_node_mark_in_use(wrapper->node);
}
static PyObject *cgraph_node_wrapper_cache = NULL;
PyObject *
PyGccCallgraphNode_New(gcc_cgraph_node node)
{
union gcc_cgraph_node_as_ptr u;
u.node = node;
return PyGcc_LazilyCreateWrapper(&cgraph_node_wrapper_cache,
u.ptr,
real_make_cgraph_node_wrapper);
}
IMPL_APPENDER(add_cgraph_node_to_list,
gcc_cgraph_node,
PyGccCallgraphNode_New)
PyObject *
PyGcc_get_callgraph_nodes(PyObject *self, PyObject *args)
{
/* For debugging, see GCC's dump of things: */
if (0) {
fprintf(stderr, "----------------BEGIN----------------\n");
#if (GCC_VERSION >= 5000)
cgraph_node::dump_cgraph (stderr);
#else
dump_cgraph (stderr);
#endif
fprintf(stderr, "---------------- END ----------------\n");
}
IMPL_GLOBAL_LIST_MAKER(gcc_for_each_cgraph_node,
add_cgraph_node_to_list)
}
/*
PEP-7
Local variables:
c-basic-offset: 4
indent-tabs-mode: nil
End:
*/