CPunch/LuaPytecode
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updated example

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CPunch 2019-08-15 11:25:34 -05:00 committed by GitHub
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@ -10,15 +10,30 @@ chunk = lc.compileC("test.lua")
print("\n===== [[Disassembly]] =====\n")
for z in chunk['INSTRUCTIONS']:
i = chunk['INSTRUCTIONS'][z]
if (i['TYPE'] == "ABC"):
print(luac.lua_opcode_names[i['OPCODE']], i['A'], i['B'], i['C'])
elif (i['TYPE'] == "ABx"):
if (i['OPCODE'] == 1 or i['OPCODE'] == 5):
print(luac.lua_opcode_names[i['OPCODE']], i['A'], -i['Bx']-1, chunk['CONSTANTS'][i['Bx']]['DATA'])
else:
print(luac.lua_opcode_names[i['OPCODE']], i['A'], -i['Bx']-1)
def dis_chunk(chunk):
print("==== [[" + str(chunk['NAME']) + "]] ====\n")
for z in chunk['PROTOTYPES']:
print("** decoding proto\n")
dis_chunk(chunk['PROTOTYPES'][z])
print("\n==== [[" + str(chunk['NAME']) + "'s constants]] ====\n")
for z in chunk['CONSTANTS']:
i = chunk['CONSTANTS'][z]
print(str(z) + ": " + str(i['DATA']))
print("\n==== [[" + str(chunk['NAME']) + "'s dissassembly]] ====\n")
for z in chunk['INSTRUCTIONS']:
i = chunk['INSTRUCTIONS'][z]
if (i['TYPE'] == "ABC"):
print(luac.lua_opcode_names[i['OPCODE']], i['A'], i['B'], i['C'])
elif (i['TYPE'] == "ABx"):
if (i['OPCODE'] == 1 or i['OPCODE'] == 5):
print(luac.lua_opcode_names[i['OPCODE']], i['A'], -i['Bx']-1, chunk['CONSTANTS'][i['Bx']]['DATA'])
else:
print(luac.lua_opcode_names[i['OPCODE']], i['A'], -i['Bx']-1)
dis_chunk(chunk)
```
or just parse lua bytecode