def __init__(self, translator, inline=False):
super(BoehmGCTransformer, self).__init__(translator, inline=inline)
self.finalizer_funcptrs = {}
atomic_mh = mallocHelpers()
atomic_mh.allocate = lambda size: llop.boehm_malloc_atomic(llmemory.Address, size)
ll_malloc_fixedsize_atomic = atomic_mh._ll_malloc_fixedsize
mh = mallocHelpers()
mh.allocate = lambda size: llop.boehm_malloc(llmemory.Address, size)
ll_malloc_fixedsize = mh._ll_malloc_fixedsize
# XXX, do we need/want an atomic version of this function?
ll_malloc_varsize_no_length = mh.ll_malloc_varsize_no_length
ll_malloc_varsize = mh.ll_malloc_varsize
if self.translator:
self.malloc_fixedsize_ptr = self.inittime_helper(
ll_malloc_fixedsize, [lltype.Signed], llmemory.Address)
self.malloc_fixedsize_atomic_ptr = self.inittime_helper(
ll_malloc_fixedsize_atomic, [lltype.Signed], llmemory.Address)
self.malloc_varsize_no_length_ptr = self.inittime_helper(
ll_malloc_varsize_no_length, [lltype.Signed]*3, llmemory.Address, inline=False)
self.malloc_varsize_ptr = self.inittime_helper(
ll_malloc_varsize, [lltype.Signed]*4, llmemory.Address, inline=False)
self.weakref_create_ptr = self.inittime_helper(
ll_weakref_create, [llmemory.Address], llmemory.WeakRefPtr,
inline=False)
self.weakref_deref_ptr = self.inittime_helper(
ll_weakref_deref, [llmemory.WeakRefPtr], llmemory.Address)
self.mixlevelannotator.finish() # for now
self.mixlevelannotator.backend_optimize()
def ll_malloc_fixedsize_atomic(size, finalizer):
result = llop.boehm_malloc_atomic(llmemory.Address, size)
if not result:
raise memoryError
if finalizer: # XXX runtime check here is bad?
llop.boehm_register_finalizer(lltype.Void, result, finalizer)
return result
def ll_weakref_create(targetaddr):
link = llop.boehm_malloc_atomic(llmemory.Address, sizeof_weakreflink)
if not link:
raise MemoryError
plink = llmemory.cast_adr_to_ptr(link, lltype.Ptr(WEAKLINK))
plink[0] = targetaddr
llop.boehm_disappearing_link(lltype.Void, link, targetaddr)
return llmemory.cast_ptr_to_weakrefptr(plink)
def ll_weakref_create(targetaddr):
link = llop.boehm_malloc_atomic(llmemory.Address, sizeof_weakreflink)
if not link:
raise MemoryError
plink = llmemory.cast_adr_to_ptr(link, lltype.Ptr(WEAKLINK))
plink[0] = targetaddr
llop.boehm_disappearing_link(lltype.Void, link, targetaddr)
return llmemory.cast_ptr_to_weakrefptr(plink)
def __init__(self, translator, inline=False):
super(BoehmGCTransformer, self).__init__(translator, inline=inline)
self.finalizer_funcptrs = {}
atomic_mh = mallocHelpers()
atomic_mh.allocate = lambda size: llop.boehm_malloc_atomic(llmemory.Address, size)
ll_malloc_fixedsize_atomic = atomic_mh._ll_malloc_fixedsize
mh = mallocHelpers()
mh.allocate = lambda size: llop.boehm_malloc(llmemory.Address, size)
c_realloc = rffi.llexternal('GC_REALLOC', [rffi.VOIDP, rffi.INT],
rffi.VOIDP, sandboxsafe=True)
def _realloc(ptr, size):
return llmemory.cast_ptr_to_adr(c_realloc(rffi.cast(rffi.VOIDP, ptr), size))
mh.realloc = _realloc
ll_malloc_fixedsize = mh._ll_malloc_fixedsize
# XXX, do we need/want an atomic version of this function?
ll_malloc_varsize_no_length = mh.ll_malloc_varsize_no_length
ll_malloc_varsize = mh.ll_malloc_varsize
ll_realloc = mh.ll_realloc
HDRPTR = lltype.Ptr(self.HDR)
def ll_identityhash(addr):
obj = llmemory.cast_adr_to_ptr(addr, HDRPTR)
h = obj.hash
if h == 0:
obj.hash = h = ~llmemory.cast_adr_to_int(addr)
return h
if self.translator:
self.malloc_fixedsize_ptr = self.inittime_helper(
ll_malloc_fixedsize, [lltype.Signed], llmemory.Address)
self.malloc_fixedsize_atomic_ptr = self.inittime_helper(
ll_malloc_fixedsize_atomic, [lltype.Signed], llmemory.Address)
self.malloc_varsize_no_length_ptr = self.inittime_helper(
ll_malloc_varsize_no_length, [lltype.Signed]*3, llmemory.Address, inline=False)
self.malloc_varsize_ptr = self.inittime_helper(
ll_malloc_varsize, [lltype.Signed]*4, llmemory.Address, inline=False)
self.weakref_create_ptr = self.inittime_helper(
ll_weakref_create, [llmemory.Address], llmemory.WeakRefPtr,
inline=False)
self.weakref_deref_ptr = self.inittime_helper(
ll_weakref_deref, [llmemory.WeakRefPtr], llmemory.Address)
self.realloc_ptr = self.inittime_helper(
ll_realloc, [llmemory.Address] + [lltype.Signed] * 4,
llmemory.Address)
self.identityhash_ptr = self.inittime_helper(
ll_identityhash, [llmemory.Address], lltype.Signed,
inline=False)
self.mixlevelannotator.finish() # for now
self.mixlevelannotator.backend_optimize()
def __init__(self, translator, inline=False):
super(BoehmGCTransformer, self).__init__(translator, inline=inline)
self.finalizer_funcptrs = {}
atomic_mh = mallocHelpers()
atomic_mh.allocate = lambda size: llop.boehm_malloc_atomic(
llmemory.Address, size)
ll_malloc_fixedsize_atomic = atomic_mh._ll_malloc_fixedsize
mh = mallocHelpers()
mh.allocate = lambda size: llop.boehm_malloc(llmemory.Address, size)
ll_malloc_fixedsize = mh._ll_malloc_fixedsize
# XXX, do we need/want an atomic version of this function?
ll_malloc_varsize_no_length = mh.ll_malloc_varsize_no_length
ll_malloc_varsize = mh.ll_malloc_varsize
HDRPTR = lltype.Ptr(self.HDR)
def ll_identityhash(addr):
obj = llmemory.cast_adr_to_ptr(addr, HDRPTR)
h = obj.hash
if h == 0:
obj.hash = h = ~llmemory.cast_adr_to_int(addr)
return h
if self.translator:
self.malloc_fixedsize_ptr = self.inittime_helper(
ll_malloc_fixedsize, [lltype.Signed], llmemory.Address)
self.malloc_fixedsize_atomic_ptr = self.inittime_helper(
ll_malloc_fixedsize_atomic, [lltype.Signed], llmemory.Address)
self.malloc_varsize_no_length_ptr = self.inittime_helper(
ll_malloc_varsize_no_length, [lltype.Signed] * 3,
llmemory.Address,
inline=False)
self.malloc_varsize_ptr = self.inittime_helper(ll_malloc_varsize,
[lltype.Signed] * 4,
llmemory.Address,
inline=False)
self.weakref_create_ptr = self.inittime_helper(ll_weakref_create,
[llmemory.Address],
llmemory.WeakRefPtr,
inline=False)
self.weakref_deref_ptr = self.inittime_helper(
ll_weakref_deref, [llmemory.WeakRefPtr], llmemory.Address)
self.identityhash_ptr = self.inittime_helper(ll_identityhash,
[llmemory.Address],
lltype.Signed,
inline=False)
self.mixlevelannotator.finish() # for now
self.mixlevelannotator.backend_optimize()
def __init__(self, translator, inline=False):
super(BoehmGCTransformer, self).__init__(translator, inline=inline)
self.finalizer_funcptrs = {}
atomic_mh = mallocHelpers()
atomic_mh.allocate = lambda size: llop.boehm_malloc_atomic(
llmemory.Address, size)
ll_malloc_fixedsize_atomic = atomic_mh._ll_malloc_fixedsize
mh = mallocHelpers()
mh.allocate = lambda size: llop.boehm_malloc(llmemory.Address, size)
c_realloc = rffi.llexternal('GC_REALLOC', [rffi.VOIDP, rffi.INT],
rffi.VOIDP)
def _realloc(ptr, size):
return llmemory.cast_ptr_to_adr(
c_realloc(rffi.cast(rffi.VOIDP, ptr), size))
mh.realloc = _realloc
ll_malloc_fixedsize = mh._ll_malloc_fixedsize
# XXX, do we need/want an atomic version of this function?
ll_malloc_varsize_no_length = mh.ll_malloc_varsize_no_length
ll_malloc_varsize = mh.ll_malloc_varsize
ll_realloc = mh.ll_realloc
if self.translator:
self.malloc_fixedsize_ptr = self.inittime_helper(
ll_malloc_fixedsize, [lltype.Signed], llmemory.Address)
self.malloc_fixedsize_atomic_ptr = self.inittime_helper(
ll_malloc_fixedsize_atomic, [lltype.Signed], llmemory.Address)
self.malloc_varsize_no_length_ptr = self.inittime_helper(
ll_malloc_varsize_no_length, [lltype.Signed] * 3,
llmemory.Address,
inline=False)
self.malloc_varsize_ptr = self.inittime_helper(ll_malloc_varsize,
[lltype.Signed] * 4,
llmemory.Address,
inline=False)
self.weakref_create_ptr = self.inittime_helper(ll_weakref_create,
[llmemory.Address],
llmemory.WeakRefPtr,
inline=False)
self.weakref_deref_ptr = self.inittime_helper(
ll_weakref_deref, [llmemory.WeakRefPtr], llmemory.Address)
self.realloc_ptr = self.inittime_helper(
ll_realloc, [llmemory.Address] + [lltype.Signed] * 4,
llmemory.Address)
self.mixlevelannotator.finish() # for now
self.mixlevelannotator.backend_optimize()
