def test_rand(self):
eci = ExternalCompilationInfo(includes=['stdlib.h'])
rand = rffi.llexternal('rand', [], rffi.INT, compilation_info=eci)
srand = rffi.llexternal('srand', [rffi.UINT],
lltype.Void,
compilation_info=eci)
srand(rffi.r_uint(123))
res1 = rand()
res2 = rand()
res3 = rand()
srand(rffi.r_uint(123))
res1b = rand()
res2b = rand()
res3b = rand()
assert res1 == res1b
assert res2 == res2b
assert res3 == res3b
assert not ALLOCATED # detects memory leaks in the test
def test_rand(self):
eci = ExternalCompilationInfo(includes=['stdlib.h'])
rand = rffi.llexternal('rand', [], rffi.INT,
compilation_info=eci)
srand = rffi.llexternal('srand', [rffi.UINT], lltype.Void,
compilation_info=eci)
srand(rffi.r_uint(123))
res1 = rand()
res2 = rand()
res3 = rand()
srand(rffi.r_uint(123))
res1b = rand()
res2b = rand()
res3b = rand()
assert res1 == res1b
assert res2 == res2b
assert res3 == res3b
assert not ALLOCATED # detects memory leaks in the test
def do_send_string(self, space, buffer, offset, size):
# Since str2charp copies the buffer anyway, always combine the
# "header" and the "body" of the message and send them at once.
message = lltype.malloc(rffi.CCHARP.TO, size + 4, flavor='raw')
try:
rffi.cast(rffi.UINTP, message)[0] = rffi.r_uint(size) # XXX htonl!
i = size - 1
while i >= 0:
message[4 + i] = buffer[offset + i]
i -= 1
self._sendall(space, message, size + 4)
finally:
lltype.free(message, flavor='raw')
def do_send_string(self, space, buffer, offset, size):
# Since str2charp copies the buffer anyway, always combine the
# "header" and the "body" of the message and send them at once.
message = lltype.malloc(rffi.CCHARP.TO, size + 4, flavor='raw')
try:
length = rffi.r_uint(
rsocket.htonl(rffi.cast(lltype.Unsigned, size)))
rffi.cast(rffi.UINTP, message)[0] = length
i = size - 1
while i >= 0:
message[4 + i] = buffer[offset + i]
i -= 1
self._sendall(space, message, size + 4)
finally:
lltype.free(message, flavor='raw')
def parse(vm):
(xml_o, nodes_mod),_ = vm.decode_args("SM")
assert isinstance(xml_o, Con_String)
with lltype.scoped_alloc(xmlSAXHandler, zero=True) as h:
h.c_initialized = rffi.r_uint(XML_SAX2_MAGIC)
h.c_characters = llhelper(charactersSAXFuncP, _characters)
h.c_startElementNs = llhelper(startElementNsSAX2FuncP, _start_element)
h.c_endElementNs = llhelper(endElementNsSAX2FuncP, _end_element)
docs_eo = Con_List(vm, [])
_storage_hack.push(_Store(vm, [docs_eo], nodes_mod))
r = xmlSAXUserParseMemory(h, lltype.nullptr(rffi.VOIDP.TO), xml_o.v, len(xml_o.v))
if r < 0 or len(_storage_hack.peek().elems_stack) != 1:
raise Exception("XXX")
_storage_hack.pop()
doc_o = vm.get_slot_apply(nodes_mod.get_defn(vm, "Doc"), "new", [docs_eo])
return doc_o
def test_call_stubs_single_float():
from pypy.rlib.longlong2float import uint2singlefloat, singlefloat2uint
from pypy.rlib.rarithmetic import r_singlefloat, intmask
#
c0 = GcCache(False)
ARGS = [lltype.SingleFloat, lltype.SingleFloat, lltype.SingleFloat]
RES = lltype.SingleFloat
def f(a, b, c):
a = float(a)
b = float(b)
c = float(c)
x = a - (b / c)
return r_singlefloat(x)
fnptr = llhelper(lltype.Ptr(lltype.FuncType(ARGS, RES)), f)
descr2 = get_call_descr(c0, ARGS, RES)
a = intmask(singlefloat2uint(r_singlefloat(-10.0)))
b = intmask(singlefloat2uint(r_singlefloat(3.0)))
c = intmask(singlefloat2uint(r_singlefloat(2.0)))
res = descr2.call_stub(rffi.cast(lltype.Signed, fnptr),
[a, b, c], [], [])
assert float(uint2singlefloat(rffi.r_uint(res))) == -11.5
def test_call_stubs_single_float():
from pypy.rlib.longlong2float import uint2singlefloat, singlefloat2uint
from pypy.rlib.rarithmetic import r_singlefloat, intmask
#
c0 = GcCache(False)
ARGS = [lltype.SingleFloat, lltype.SingleFloat, lltype.SingleFloat]
RES = lltype.SingleFloat
def f(a, b, c):
a = float(a)
b = float(b)
c = float(c)
x = a - (b / c)
return r_singlefloat(x)
fnptr = llhelper(lltype.Ptr(lltype.FuncType(ARGS, RES)), f)
descr2 = get_call_descr(c0, ARGS, RES)
a = intmask(singlefloat2uint(r_singlefloat(-10.0)))
b = intmask(singlefloat2uint(r_singlefloat(3.0)))
c = intmask(singlefloat2uint(r_singlefloat(2.0)))
res = descr2.call_stub_i(rffi.cast(lltype.Signed, fnptr), [a, b, c], [],
[])
assert float(uint2singlefloat(rffi.r_uint(res))) == -11.5
def time_t_to_FILE_TIME(time, filetime):
ft = rffi.r_longlong((time + secs_between_epochs) * 10000000)
filetime.c_dwHighDateTime = rffi.r_uint(ft >> 32)
filetime.c_dwLowDateTime = rffi.r_uint(ft) # masking off high bits
def int2singlefloat(x):
x = rffi.r_uint(x)
return longlong2float.uint2singlefloat(x)
def time_t_to_FILE_TIME(time, filetime):
ft = rffi.r_longlong((time + secs_between_epochs) * 10000000)
filetime.c_dwHighDateTime = rffi.r_uint(ft >> 32)
filetime.c_dwLowDateTime = rffi.r_uint(ft) # masking off high bits
def int2singlefloat(x):
x = rffi.r_uint(x)
return longlong2float.uint2singlefloat(x)
