Coverage for /pythoncovmergedfiles/medio/medio/usr/local/lib/python3.9/dist-packages/pyvex/data_ref.py: 35%

1def data_ref_type_str(dref_enum): 

2 """ 

3 Translate an ``enum DataRefTypes`` value into a string representation. 

4 """ 

5 if dref_enum == 0x9000: 

6 return "unknown" 

7 elif dref_enum == 0x9001: 

8 return "integer" 

9 elif dref_enum == 0x9002: 

10 return "fp" 

11 elif dref_enum == 0x9003: 

12 return "integer(store)" 

13 else: 

14 return "INVALID" 

15 

16 

17class DataRef: 

18 """ 

19 A data reference object. Indicates a data access in an IRSB. 

20 

21 :ivar data_addr: The address of the data being accessed 

22 :ivar data_size: The size of the data being accessed, in bytes 

23 :ivar data_type: The type of the data, a DataRefTypes enum. 

24 :ivar stmt_idx: The IRSB statement index containing the data access 

25 :ivar ins_addr: The address of the instruction performing the data access 

26 """ 

27 

28 __slots__ = ("data_addr", "data_size", "data_type", "stmt_idx", "ins_addr") 

29 

30 def __init__(self, data_addr, data_size, data_type, stmt_idx, ins_addr): 

31 self.data_addr = data_addr 

32 self.data_size = data_size 

33 self.data_type = data_type 

34 self.stmt_idx = stmt_idx 

35 self.ins_addr = ins_addr 

36 

37 @property 

38 def data_type_str(self): 

39 """ 

40 The data ref type as a string, "unknown" "integer" "fp" or "INVALID" 

41 """ 

42 return data_ref_type_str(self.data_type) 

43 

44 def __repr__(self): 

45 return "<DataRef accessing %#x %s:%d at %#x:%d>" % ( 

46 self.data_addr, 

47 data_ref_type_str(self.data_type), 

48 self.data_size, 

49 self.ins_addr, 

50 self.stmt_idx, 

51 ) 

52 

53 @classmethod 

54 def from_c(cls, r): 

55 return cls(r.data_addr, r.size, r.data_type, r.stmt_idx, r.ins_addr)