Resolution of cross reference in IDA

1. Code cross references
The prefix of the code cross reference is ：CODE XREF As shown in the figure below , The arrow direction indicates the relative direction of the reference position .
The last suffix of each cross reference indicates the type of reference ：

o Ordinary flow , Represents a sequential flow from one instruction to another
p Call flow , Indicates that control is transferred to the objective function , Such as BL Wait for the order
j Jump stream , Indicates a branch operation , Common in if Wait for the operation

1. Data cross references

The prefix of data cross application is ：DATA XREF As shown in the figure below , Data cross references

The last suffix of each cross reference indicates the type of reference
r Read cross references , Indicates that the contents of a memory location are accessed
w Write cross references , The program location for modifying the contents of variables is pointed out
o Offset cross reference , Indicates that the reference is the address of a certain location （ Rather than content ）

1. Cross reference list
   Jump - Jump to xref Or shortcut keys X, Place the cursor over the target address of a cross reference , Use this shortcut key to pop up the cross reference list .