def get_generated_c_source(fn, types):
"""Return the generated C source for fn."""
t = Translation(fn, types, backend="c")
t.annotate()
merge_if_blocks(t.driver.translator.graphs[0])
c_filename_path = t.source_c()
return t.driver.cbuilder.c_source_filename.join(
'..', 'rpython_translator_c_test.c').read()
def get_generated_c_source(fn, types):
"""Return the generated C source for fn."""
t = Translation(fn, types, backend="c")
t.annotate()
merge_if_blocks(t.driver.translator.graphs[0])
c_filename_path = t.source_c()
return t.driver.cbuilder.c_source_filename.join('..',
'rpython_translator_c_test.c').read()
def test_simple_rtype():
def f(x, y):
return x + y
t = Translation(f, [int, int])
t.annotate()
t.rtype()
assert 'rtype_lltype' in t.driver.done
def test_simple_rtype():
def f(x,y):
return x+y
t = Translation(f, [int, int])
t.annotate()
t.rtype()
assert 'rtype_lltype' in t.driver.done
def test_name():
def f():
return 3
f.c_name = 'pypy_xyz_f'
t = Translation(f, [], backend="c")
t.annotate()
t.compile_c()
if py.test.config.option.view:
t.view()
assert hasattr(ctypes.CDLL(str(t.driver.c_entryp)), 'pypy_xyz_f')
def test_name():
def f():
return 3
f.c_name = 'pypy_xyz_f'
f.exported_symbol = True
t = Translation(f, [], backend="c")
t.annotate()
t.compile_c()
if py.test.config.option.view:
t.view()
assert hasattr(ctypes.CDLL(str(t.driver.c_entryp)), 'pypy_xyz_f')
def test_simple_annotate():
def f(x, y):
return x + y
t = Translation(f, [int, int])
assert t.context is t.driver.translator
assert t.config is t.driver.config is t.context.config
s = t.annotate()
assert s.knowntype == int
t = Translation(f, [int, int])
s = t.annotate()
assert s.knowntype == int
def test_simple_source():
def f(x, y):
return x,y
t = Translation(f, [int, int], backend='c')
t.annotate()
t.source()
assert 'source_c' in t.driver.done
t = Translation(f, [int, int])
t.source_c()
assert 'source_c' in t.driver.done
t = Translation(f, [int, int])
py.test.raises(Exception, "t.source()")
def test_simple_annotate():
def f(x,y):
return x+y
t = Translation(f, [int, int])
assert t.context is t.driver.translator
assert t.config is t.driver.config is t.context.config
s = t.annotate()
assert s.knowntype == int
t = Translation(f, [int, int])
s = t.annotate()
assert s.knowntype == int
def test_entrypoints():
def f():
return 3
key = "test_entrypoints42"
@entrypoint(key, [int], "foobar")
def g(x):
return x + 42
t = Translation(f, [], backend="c", secondaryentrypoints="test_entrypoints42")
t.annotate()
t.compile_c()
if py.test.config.option.view:
t.view()
assert hasattr(ctypes.CDLL(str(t.driver.c_entryp)), 'foobar')
def test_simple_source():
def f(x, y):
return x,y
t = Translation(f, [int, int], backend='c')
t.annotate()
t.source()
assert 'source_c' in t.driver.done
t = Translation(f, [int, int])
t.source_c()
assert 'source_c' in t.driver.done
t = Translation(f, [int, int])
py.test.raises(Exception, "t.source()")
def test_exportstruct():
from rpython.translator.tool.cbuild import ExternalCompilationInfo
from rpython.rlib.exports import export_struct
def f():
return 42
FOO = Struct("FOO", ("field1", Signed))
foo = malloc(FOO, flavor="raw")
foo.field1 = 43
export_struct("BarStruct", foo._obj)
t = Translation(f, [], backend="c")
t.annotate()
t.compile_c()
if py.test.config.option.view:
t.view()
assert hasattr(ctypes.CDLL(str(t.driver.c_entryp)), 'BarStruct')
free(foo, flavor="raw")
def translate_to_graph(function, arguments):
"""
Translate a function to basic blocks and visualize these blocks (see requirements.txt for necessary pip
packages); use this mechanism in conjunction with interpret_from_graph
:param function: the RPython function to interpret
:param arguments: a list of the arguments passed to 'function'
:return: the translator RTyper and the basic block graph for the function passed
"""
assert callable(function)
assert isinstance(arguments, list)
translation = Translation(function, arguments)
translation.annotate()
translation.rtype()
translation.backendopt()
translation.view()
return translation.driver.translator.rtyper, translation.driver.translator.graphs[0]
def test_parser():
def f(x):
if x:
s = "a(X, Y, Z)."
else:
s = "f(a, X, _, _, X, f(X, 2.455))."
term = parsing.parse_file(s)
assert isinstance(term, parsing.Nonterminal)
return term.symbol
assert f(True) == "file"
assert f(True) == "file"
t = Translation(f)
t.annotate([bool])
t.rtype()
t.backendopt()
func = t.compile_c()
assert func(True) == "file"
assert func(False) == "file"
def test_get_translation_config():
from rpython.translator.interactive import Translation
from rpython.config import config
def f(x):
config = get_translation_config()
if config is not None:
return config.translating
return False
t = Translation(f, [int])
config = t.config
# do the patching
t.annotate()
retvar = t.context.graphs[0].returnblock.inputargs[0]
assert t.context.annotator.binding(retvar).const
assert get_translation_config() is config # check during import time
def test_exportstruct():
from rpython.translator.tool.cbuild import ExternalCompilationInfo
from rpython.rlib.exports import export_struct
def f():
return 42
FOO = Struct("FOO", ("field1", Signed))
foo = malloc(FOO, flavor="raw")
foo.field1 = 43
# maybe export_struct should add the struct name to eci automatically?
# https://bugs.pypy.org/issue1361
foo._obj._compilation_info = ExternalCompilationInfo(export_symbols=['BarStruct'])
export_struct("BarStruct", foo._obj)
t = Translation(f, [], backend="c")
t.annotate()
t.compile_c()
if py.test.config.option.view:
t.view()
assert hasattr(ctypes.CDLL(str(t.driver.c_entryp)), 'BarStruct')
free(foo, flavor="raw")
def test_get_translation_config():
from rpython.translator.interactive import Translation
from rpython.config import config
def f(x):
config = get_translation_config()
if config is not None:
return config.translating
return False
t = Translation(f, [int])
config = t.config
# do the patching
t.annotate()
retvar = t.context.graphs[0].returnblock.inputargs[0]
assert t.context.annotator.binding(retvar).const
assert get_translation_config() is config # check during import time
def test_engine():
e = get_engine("""
g(a, a).
g(a, b).
g(b, c).
f(X, Z) :- g(X, Y), g(Y, Z).
""")
t1 = parse_query_term("f(a, c).")
t2 = parse_query_term("f(X, c).")
def run():
e.run(t1)
e.run(t2)
v0 = e.heap.getvar(0)
if isinstance(v0, Atom):
return v0.name() return "no!"
assert run() == "a"
t = Translation(run)
t.annotate()
t.rtype()
func = t.compile_c()
assert func() == "a"
def compile(self,
entry_point,
backendopt=True,
withsmallfuncsets=None,
shared=False,
thread=False):
t = Translation(entry_point, None, gc="boehm")
self.t = t
t.set_backend_extra_options(c_debug_defines=True)
t.config.translation.reverse_debugger = True
t.config.translation.lldebug0 = True
t.config.translation.shared = shared
t.config.translation.thread = thread
if withsmallfuncsets is not None:
t.config.translation.withsmallfuncsets = withsmallfuncsets
if not backendopt:
t.disable(["backendopt_lltype"])
t.annotate()
t.rtype()
if t.backendopt:
t.backendopt()
self.exename = t.compile_c()
self.rdbname = os.path.join(os.path.dirname(str(self.exename)), 'log.rdb')
def test_annotated():
from rpython.translator.interactive import Translation
t = Translation(is_prime, [int])
t.annotate()
t.viewcg()
def test_annotated():
from rpython.translator.interactive import Translation
t = Translation(is_prime, [int])
t.annotate()
t.viewcg()
def compile(fn,
argtypes,
view=False,
gcpolicy="none",
backendopt=True,
annotatorpolicy=None,
thread=False,
**kwds):
argtypes_unroll = unrolling_iterable(enumerate(argtypes))
for argtype in argtypes:
if argtype not in [
int, float, str, bool, r_ulonglong, r_longlong, r_uint
]:
raise Exception("Unsupported argtype, %r" % (argtype, ))
def entry_point(argv):
args = ()
for i, argtype in argtypes_unroll:
a = argv[i + 1]
if argtype is int:
args += (int(a), )
elif argtype is r_uint:
args += (r_uint(int(a)), )
elif argtype is r_longlong:
args += (parse_longlong(a), )
elif argtype is r_ulonglong:
args += (parse_ulonglong(a), )
elif argtype is bool:
if a == 'True':
args += (True, )
else:
assert a == 'False'
args += (False, )
elif argtype is float:
if a == 'inf':
args += (INFINITY, )
elif a == '-inf':
args += (-INFINITY, )
elif a == 'nan':
args += (NAN, )
else:
args += (float(a), )
else:
if a.startswith('/'): # escaped string
if len(a) == 1:
a = ''
else:
l = a[1:].split(',')
a = ''.join([chr(int(x)) for x in l])
args += (a, )
res = fn(*args)
print "THE RESULT IS:", llrepr_out(res), ";"
return 0
t = Translation(entry_point,
None,
gc=gcpolicy,
backend="c",
policy=annotatorpolicy,
thread=thread,
**kwds)
if not backendopt:
t.disable(["backendopt_lltype"])
t.driver.config.translation.countmallocs = True
t.annotate()
try:
if py.test.config.option.view:
t.view()
except AttributeError:
pass
t.rtype()
if backendopt:
t.backendopt()
try:
if py.test.config.option.view:
t.view()
except AttributeError:
pass
t.compile_c()
ll_res = graphof(t.context, fn).getreturnvar().concretetype
def output(stdout):
for line in stdout.splitlines(False):
if len(repr(line)) == len(line) + 2: # no escaped char
print line
else:
print 'REPR:', repr(line)
def f(*args, **kwds):
expected_extra_mallocs = kwds.pop('expected_extra_mallocs', 0)
expected_exception_name = kwds.pop('expected_exception_name', None)
assert not kwds
assert len(args) == len(argtypes)
for arg, argtype in zip(args, argtypes):
assert isinstance(arg, argtype)
stdout = t.driver.cbuilder.cmdexec(
" ".join([llrepr_in(arg) for arg in args]),
expect_crash=(expected_exception_name is not None))
#
if expected_exception_name is not None:
stdout, stderr = stdout
print '--- stdout ---'
output(stdout)
print '--- stderr ---'
output(stderr)
print '--------------'
stderr, prevline, lastline, empty = stderr.rsplit('\n', 3)
assert empty == ''
expected = 'Fatal RPython error: ' + expected_exception_name
assert lastline == expected or prevline == expected
return None
output(stdout)
stdout, lastline, empty = stdout.rsplit('\n', 2)
assert empty == ''
assert lastline.startswith('MALLOC COUNTERS: ')
mallocs, frees = map(int, lastline.split()[2:])
assert stdout.endswith(' ;')
pos = stdout.rindex('THE RESULT IS: ')
res = stdout[pos + len('THE RESULT IS: '):-2]
#
if isinstance(expected_extra_mallocs, int):
assert mallocs - frees == expected_extra_mallocs
else:
assert mallocs - frees in expected_extra_mallocs
#
if ll_res in [
lltype.Signed, lltype.Unsigned, lltype.SignedLongLong,
lltype.UnsignedLongLong
]:
return int(res)
elif ll_res == lltype.Bool:
return bool(int(res))
elif ll_res == lltype.Char:
assert len(res) == 1
return res
elif ll_res == lltype.Float:
return float(res)
elif ll_res == lltype.Ptr(STR):
return res
elif ll_res == lltype.Void:
return None
raise NotImplementedError("parsing %s" % (ll_res, ))
class CompilationResult(object):
def __repr__(self):
return 'CompilationResult(%s)' % (fn.__name__, )
def __call__(self, *args, **kwds):
return f(*args, **kwds)
cr = CompilationResult()
cr.t = t
cr.builder = t.driver.cbuilder
return cr
def compile(fn, argtypes, view=False, gcpolicy="none", backendopt=True,
annotatorpolicy=None, thread=False, **kwds):
argtypes_unroll = unrolling_iterable(enumerate(argtypes))
for argtype in argtypes:
if argtype not in [int, float, str, bool, r_ulonglong, r_longlong,
r_uint]:
raise Exception("Unsupported argtype, %r" % (argtype,))
def entry_point(argv):
args = ()
for i, argtype in argtypes_unroll:
a = argv[i + 1]
if argtype is int:
args += (int(a),)
elif argtype is r_uint:
args += (r_uint(int(a)),)
elif argtype is r_longlong:
args += (parse_longlong(a),)
elif argtype is r_ulonglong:
args += (parse_ulonglong(a),)
elif argtype is bool:
if a == 'True':
args += (True,)
else:
assert a == 'False'
args += (False,)
elif argtype is float:
if a == 'inf':
args += (INFINITY,)
elif a == '-inf':
args += (-INFINITY,)
elif a == 'nan':
args += (NAN,)
else:
args += (float(a),)
else:
if a.startswith('/'): # escaped string
if len(a) == 1:
a = ''
else:
l = a[1:].split(',')
a = ''.join([chr(int(x)) for x in l])
args += (a,)
res = fn(*args)
print "THE RESULT IS:", llrepr_out(res), ";"
return 0
t = Translation(entry_point, None, gc=gcpolicy, backend="c",
policy=annotatorpolicy, thread=thread, **kwds)
if not backendopt:
t.disable(["backendopt_lltype"])
t.driver.config.translation.countmallocs = True
t.annotate()
try:
if py.test.config.option.view:
t.view()
except AttributeError:
pass
t.rtype()
if backendopt:
t.backendopt()
try:
if py.test.config.option.view:
t.view()
except AttributeError:
pass
t.compile_c()
ll_res = graphof(t.context, fn).getreturnvar().concretetype
def output(stdout):
for line in stdout.splitlines(False):
if len(repr(line)) == len(line) + 2: # no escaped char
print line
else:
print 'REPR:', repr(line)
def f(*args, **kwds):
expected_extra_mallocs = kwds.pop('expected_extra_mallocs', 0)
expected_exception_name = kwds.pop('expected_exception_name', None)
assert not kwds
assert len(args) == len(argtypes)
for arg, argtype in zip(args, argtypes):
assert isinstance(arg, argtype)
stdout = t.driver.cbuilder.cmdexec(
" ".join([llrepr_in(arg) for arg in args]),
expect_crash=(expected_exception_name is not None))
#
if expected_exception_name is not None:
stdout, stderr = stdout
print '--- stdout ---'
output(stdout)
print '--- stderr ---'
output(stderr)
print '--------------'
stderr, prevline, lastline, empty = stderr.rsplit('\n', 3)
assert empty == ''
expected = 'Fatal RPython error: ' + expected_exception_name
assert lastline == expected or prevline == expected
return None
output(stdout)
stdout, lastline, empty = stdout.rsplit('\n', 2)
assert empty == ''
assert lastline.startswith('MALLOC COUNTERS: ')
mallocs, frees = map(int, lastline.split()[2:])
assert stdout.endswith(' ;')
pos = stdout.rindex('THE RESULT IS: ')
res = stdout[pos + len('THE RESULT IS: '):-2]
#
if isinstance(expected_extra_mallocs, int):
assert mallocs - frees == expected_extra_mallocs
else:
assert mallocs - frees in expected_extra_mallocs
#
if ll_res in [lltype.Signed, lltype.Unsigned, lltype.SignedLongLong,
lltype.UnsignedLongLong]:
return int(res)
elif ll_res == lltype.Bool:
return bool(int(res))
elif ll_res == lltype.Char:
assert len(res) == 1
return res
elif ll_res == lltype.Float:
return float(res)
elif ll_res == lltype.Ptr(STR):
return res
elif ll_res == lltype.Void:
return None
raise NotImplementedError("parsing %s" % (ll_res,))
class CompilationResult(object):
def __repr__(self):
return 'CompilationResult(%s)' % (fn.__name__,)
def __call__(self, *args, **kwds):
return f(*args, **kwds)
cr = CompilationResult()
cr.t = t
cr.builder = t.driver.cbuilder
return cr