forked from jasonxmueller/gcc-python-plugin
/
generate-function-c.py
107 lines (95 loc) · 4.13 KB
/
generate-function-c.py
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# Copyright 2011, 2012 David Malcolm <dmalcolm@redhat.com>
# Copyright 2011, 2012 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/>.
from cpybuilder import *
from wrapperbuilder import PyGccWrapperTypeObject
cu = CompilationUnit()
cu.add_include('gcc-python.h')
cu.add_include('gcc-python-wrappers.h')
cu.add_include('gcc-plugin.h')
cu.add_include("function.h")
modinit_preinit = ''
modinit_postinit = ''
def generate_function():
#
# Generate the gcc.Function class:
#
global modinit_preinit
global modinit_postinit
cu.add_defn("\n"
"static PyObject *\n"
"gcc_Function_get_cfg(struct PyGccFunction *self, void *closure)\n"
"{\n"
" return gcc_python_make_wrapper_cfg(self->fun->cfg);\n"
"}\n"
"\n")
getsettable = PyGetSetDefTable('gcc_Function_getset_table',
[PyGetSetDef('cfg', 'gcc_Function_get_cfg', None,
'Instance of gcc.Cfg for this function (or None for early passes)'),
],
identifier_prefix='gcc_Function',
typename='PyGccFunction')
getsettable.add_simple_getter(cu,
'decl',
'gcc_python_make_wrapper_tree(self->fun->decl)',
'The declaration of this function, as a gcc.FunctionDecl instance')
getsettable.add_simple_getter(cu,
'local_decls',
'VEC_tree_as_PyList(self->fun->local_decls)',
"List of gcc.VarDecl for the function's local variables")
getsettable.add_simple_getter(cu,
'funcdef_no',
'gcc_python_int_from_long(self->fun->funcdef_no)',
'Function sequence number for profiling, debugging, etc.')
getsettable.add_simple_getter(cu,
'start',
'gcc_python_make_wrapper_location(self->fun->function_start_locus)',
'Location of the start of the function')
getsettable.add_simple_getter(cu,
'end',
'gcc_python_make_wrapper_location(self->fun->function_end_locus)',
'Location of the end of the function')
cu.add_defn(getsettable.c_defn())
pytype = PyGccWrapperTypeObject(identifier = 'gcc_FunctionType',
localname = 'Function',
tp_name = 'gcc.Function',
tp_dealloc = 'gcc_python_wrapper_dealloc',
struct_name = 'PyGccFunction',
tp_new = 'PyType_GenericNew',
tp_repr = '(reprfunc)gcc_Function_repr',
tp_str = '(reprfunc)gcc_Function_repr',
tp_getset = getsettable.identifier,
)
cu.add_defn(pytype.c_defn())
modinit_preinit += pytype.c_invoke_type_ready()
modinit_postinit += pytype.c_invoke_add_to_module()
generate_function()
cu.add_defn("""
int autogenerated_function_init_types(void)
{
""" + modinit_preinit + """
return 1;
error:
return 0;
}
""")
cu.add_defn("""
void autogenerated_function_add_types(PyObject *m)
{
""" + modinit_postinit + """
}
""")
print(cu.as_str())