对于上下文,我试图将AVM2(ActionScript虚拟机2)字节码/汇编中的反编译器编写为高级ActionScript 3代码.据我所知,这需要我分析程序集并从中生成结果控制流图,以便推导出诸如循环和条件分支(if/else)之类的结构.
鉴于一些组装如下:
0 getlocal0
1 pushscope
2 findpropstrict {, private, }::trace
4 pushstring "one"
6 callproperty {, private, }::trace (1)
9 pop
10 pushbyte 5
12 pushbyte 3
14 ifngt L1
18 findpropstrict {, private, }::trace
20 pushstring "two"
22 callproperty {, private, }::trace (1)
25 pop
L1:
26 findpropstrict {, private, }::trace
28 pushstring "three"
30 callproperty {, private, }::trace (1)
33 coerce_a
34 setlocal1
35 getlocal1
36 returnvalue
37 kill 1
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什么是生成控制流图的算法?
assembly computer-science decompiling control-flow control-flow-graph