本文整理汇总了Python中Memory.new_obj方法的典型用法代码示例。如果您正苦于以下问题：Python Memory.new_obj方法的具体用法？Python Memory.new_obj怎么用？Python Memory.new_obj使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Memory的用法示例。
在下文中一共展示了Memory.new_obj方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: exec_getfield
# 需要导入模块: import Memory [as 别名]
# 或者: from Memory import new_obj [as 别名]
def exec_getfield(inst):
name_addr = Registers.get_reg(inst['rt'])
obj_addr = Registers.get_reg(inst['rs'])
while True:
try:
field = Memory.get_field(obj_addr, name_addr)
except Exception as e:
Memory.print_obj(obj_addr)
Memory.print_obj(name_addr)
raise e
if not field: # The field cannot be found.
ctor_addr = Memory.get_field(obj_addr, Constants.get_str('constructor'))
if not ctor_addr: # There is no constructor field
new_field = Memory.new_field(Registers.get_reg(inst['rs']), name_addr)
Memory.set_prop(new_field, value=Memory.new_obj())
res = Memory.get_prop(new_field)
break
ctor_obj = Memory.get_prop(ctor_addr)['value']
proto_addr = Memory.get_field(ctor_obj, Constants.get_str('prototype'))
if not proto_addr: # There is no prototype field
new_field = Memory.new_field(Registers.get_reg(inst['rs']), name_addr)
Memory.set_prop(new_field, value=Memory.new_obj())
res = Memory.get_prop(new_field)
break
obj_addr = Memory.get_prop(proto_addr)['value'] # Find field in the prototype
else:
res = Memory.get_prop(field)
break
Registers.set_reg(inst['rd'], res['value'])
inc_pc(4)
"""示例2: exec_getvar
# 需要导入模块: import Memory [as 别名]
# 或者: from Memory import new_obj [as 别名]
def exec_getvar(inst):
func_addr = Memory.read_plain(Registers.read_fp() - 4)
rs_val = Registers.get_reg(inst['rs'])
while True:
arg_field = Memory.get_field(func_addr, Constants.get_str('arguments'))
arg_obj = Memory.get_prop(arg_field)['value']
var_field = Memory.get_field(arg_obj, rs_val)
if var_field: # The field is found in arguments.
offset_addr = Memory.get_prop(var_field)['value']
offset = Memory.get_int(offset_addr)
Registers.set_reg(inst['rd'], Memory.read_plain(Registers.read_fp() + offset))
break
scope_field = Memory.get_field(func_addr, Constants.get_str('scope'))
scope_obj = Memory.get_prop(scope_field)['value']
var_field = Memory.get_field(scope_obj, rs_val)
if var_field: # The field is found in scope.
var_obj = Memory.get_prop(var_field)['value']
Registers.set_reg(inst['rd'], var_obj)
break
outer_field = Memory.get_field(func_addr, Constants.get_str('outer'))
outer_obj = Memory.get_prop(outer_field)['value']
if not outer_obj: # The field 'outer' is empty.
func_addr = Memory.read_plain(Registers.read_fp() - 4)
scope_field = Memory.get_field(func_addr, Constants.get_str('scope'))
scope_obj = Memory.get_prop(scope_field)['value']
prop_addr = Memory.new_field(scope_obj, rs_val)
obj_addr = Memory.new_obj()
Memory.set_prop(prop_addr, value=obj_addr)
Registers.set_reg(inst['rd'], obj_addr)
break
else:
func_addr = outer_obj
inc_pc(4)示例3: init
# 需要导入模块: import Memory [as 别名]
# 或者: from Memory import new_obj [as 别名]
def init():
for name in ['constructor', 'prototype', 'this', 'address', 'scope', 'outer', 'null', 'undefined',
'panel', 'readStr', 'readInt', 'integer', 'object', 'function', 'arguments']:
Constants.get_str(name)
for value in [1, 4]:
Constants.get_int(value)
addr = Memory.alloc(8)
Memory.write(addr, {'type': 1, 'content': 5, 'object': {'type': 5}}) # null
Constants.set_special('null', addr)
addr = Memory.alloc(8)
Memory.write(addr, {'type': 1, 'content': 6, 'object': {'type': 6}}) # undefined
Constants.set_special('undefined', addr)
Registers.set_sp(Memory.new_int(0x2FFFFFFC)) # sp
Registers.set_fp(Memory.new_int(0x2FFFFFFC)) # fp
# initialize runtime stack
init_func = Memory.new_func() # function 'init
state['init_func'] = init_func
fp_addr = Memory.get_int(Registers.get_fp())
Memory.write_plain(fp_addr, 0) # return address
Memory.write_plain(fp_addr - 4, init_func) # current function
Memory.write_plain(fp_addr - 8, Memory.new_obj()) # this pointer
Memory.write_plain(fp_addr - 12, 0) # return value
Memory.set_int(Registers.get_sp(), fp_addr - 16)
# add function 'Object' into 'init'
scope_field = Memory.get_field(init_func, Constants.get_str('scope'))
scope_addr = Memory.get_prop(scope_field)['value']
object_field = Memory.new_field(scope_addr, Constants.get_str('Object'))
object_addr = Memory.new_obj()
Memory.set_prop(object_field, value=object_addr)
state['obj_func'] = object_addr
# add object 'panel' into 'init'
panel_field = Memory.new_field(scope_addr, Constants.get_str('panel'))
panel_addr = Memory.new_obj()
Memory.set_prop(panel_field, value=panel_addr)
# add property 'readInt' into 'panel'
read_int_prop = Memory.new_field(panel_addr, Constants.get_str('readInt'))
read_int_func = Memory.new_func()
Memory.set_prop(read_int_prop, value=read_int_func)
read_int_obj = Memory.get_obj(read_int_func)
read_int_obj['type'] = 7 # special type value
Memory.set_obj(read_int_func, read_int_obj)
# add property 'readStr' into 'panel'
read_str_prop = Memory.new_field(panel_addr, Constants.get_str('readStr'))
read_str_func = Memory.new_func()
Memory.set_prop(read_str_prop, value=read_str_func)
read_str_obj = Memory.get_obj(read_str_func)
read_str_obj['type'] = 8
Memory.set_obj(read_str_func, read_str_obj)
# add property 'show' into 'panel'
show_prop = Memory.new_field(panel_addr, Constants.get_str('show'))
show_func = Memory.new_func()
Memory.set_prop(show_prop, value=show_func)
show_obj = Memory.get_obj(show_func)
show_obj['type'] = 9
Memory.set_obj(show_func, show_obj)示例4: exec_newobj
# 需要导入模块: import Memory [as 别名]
# 或者: from Memory import new_obj [as 别名]
def exec_newobj(inst):
Registers.set_reg(inst['rd'], Memory.new_obj())
inc_pc(4)