def generate_function(self, funcname, func, ARGS, RESULT=llmemory.GCREF):
"""Generates a variant of malloc with the given name and the given
arguments. It should return NULL if out of memory. If it raises
anything, it must be an optional MemoryError.
"""
FUNCPTR = lltype.Ptr(lltype.FuncType(ARGS, RESULT))
descr = get_call_descr(self, ARGS, RESULT)
setattr(self, funcname, func)
setattr(self, funcname + '_FUNCPTR', FUNCPTR)
setattr(self, funcname + '_descr', descr)
self._generated_functions.append(funcname)
def generate_function(self, funcname, func, ARGS, RESULT=llmemory.GCREF):
"""Generates a variant of malloc with the given name and the given
arguments. It should return NULL if out of memory. If it raises
anything, it must be an optional MemoryError.
"""
FUNCPTR = lltype.Ptr(lltype.FuncType(ARGS, RESULT))
descr = get_call_descr(self, ARGS, RESULT)
setattr(self, funcname, func)
setattr(self, funcname + '_FUNCPTR', FUNCPTR)
setattr(self, funcname + '_descr', descr)
self._generated_functions.append(funcname)
def generate_function(self, funcname, func, ARGS, RESULT=llmemory.GCREF):
"""Generates a variant of malloc with the given name and the given
arguments. It should return NULL if out of memory. If it raises
anything, it must be an optional MemoryError.
"""
FUNCPTR = lltype.Ptr(lltype.FuncType(ARGS, RESULT))
# Note: the call may invoke the GC, which may run finalizers.
# Finalizers are constrained in what they can do, but we can't
# really express that in a useful way here.
descr = get_call_descr(self, ARGS, RESULT, EffectInfo.MOST_GENERAL)
setattr(self, funcname, func)
setattr(self, funcname + '_FUNCPTR', FUNCPTR)
setattr(self, funcname + '_descr', descr)
self._generated_functions.append(funcname)
def generate_function(self, funcname, func, ARGS, RESULT=llmemory.GCREF):
"""Generates a variant of malloc with the given name and the given
arguments. It should return NULL if out of memory. If it raises
anything, it must be an optional MemoryError.
"""
FUNCPTR = lltype.Ptr(lltype.FuncType(ARGS, RESULT))
# Note: the call may invoke the GC, which may run finalizers.
# Finalizers are constrained in what they can do, but we can't
# really express that in a useful way here.
descr = get_call_descr(self, ARGS, RESULT, EffectInfo.MOST_GENERAL)
setattr(self, funcname, func)
setattr(self, funcname + '_FUNCPTR', FUNCPTR)
setattr(self, funcname + '_descr', descr)
self._generated_functions.append(funcname)
def __init__(self, gcdescr, translator=None, rtyper=None):
GcCache.__init__(self, translator is not None, rtyper)
self.gcdescr = gcdescr
if translator and translator.config.translation.gcremovetypeptr:
self.fielddescr_vtable = None
else:
self.fielddescr_vtable = get_field_descr(self, rclass.OBJECT,
'typeptr')
self._generated_functions = []
self.memcpy_fn = memcpy_fn
self.memcpy_descr = get_call_descr(self,
[lltype.Signed, lltype.Signed, lltype.Signed], lltype.Void,
EffectInfo([], [], [], [], [], [], EffectInfo.EF_CANNOT_RAISE,
can_collect=False))
def calldescrof(self, FUNC, ARGS, RESULT, extrainfo):
return get_call_descr(self.gc_ll_descr, ARGS, RESULT, extrainfo)
def calldescrof(self, FUNC, ARGS, RESULT, extrainfo):
return get_call_descr(self.gc_ll_descr, ARGS, RESULT, extrainfo)