mirror of
https://github.com/cea-sec/miasm
synced 2026-06-21 13:48:18 +00:00
Fabrice Desclaux
36 lines
942 B
Python
36 lines
942 B
Python
from __future__ import print_function
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from future.utils import viewitems
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from miasm.arch.x86.arch import mn_x86
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from miasm.expression.expression import get_rw
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from miasm.arch.x86.lifter_model_call import LifterModelCall_x86_32
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from miasm.core.locationdb import LocationDB
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loc_db = LocationDB()
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print("""
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Simple expression manipulation demo.
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Get read/written registers for a given instruction
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""")
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arch = mn_x86
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lifter = LifterModelCall_x86_32(loc_db)
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ircfg = lifter.new_ircfg()
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instr = arch.fromstring('LODSB', loc_db, 32)
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instr.offset, instr.l = 0, 15
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lifter.add_instr_to_ircfg(instr, ircfg)
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print('*' * 80)
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for lbl, irblock in viewitems(ircfg.blocks):
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print(irblock)
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for assignblk in irblock:
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rw = assignblk.get_rw()
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for dst, reads in viewitems(rw):
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print('read: ', [str(x) for x in reads])
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print('written:', dst)
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print()
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open('graph_instr.dot', 'w').write(ircfg.dot())
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