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| author | Fabrice Desclaux <fabrice.desclaux@cea.fr> | 2018-06-24 10:50:29 +0200 |
|---|---|---|
| committer | Fabrice Desclaux <fabrice.desclaux@cea.fr> | 2018-07-10 14:57:24 +0200 |
| commit | bd510655cf0c3eb4badc2e59b5a8c52e6ee3e31e (patch) | |
| tree | 17ca6b92ebda54e510e9118544d3da79ee720025 /example/disasm/full.py | |
| parent | fecd4b822ec268d91570ea58868c0cda64d19b3d (diff) | |
| download | miasm-bd510655cf0c3eb4badc2e59b5a8c52e6ee3e31e.tar.gz miasm-bd510655cf0c3eb4badc2e59b5a8c52e6ee3e31e.zip | |
Examples: updt api
Diffstat (limited to 'example/disasm/full.py')
| -rw-r--r-- | example/disasm/full.py | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/example/disasm/full.py b/example/disasm/full.py index fdd220ca..9e1c422d 100644 --- a/example/disasm/full.py +++ b/example/disasm/full.py @@ -7,7 +7,8 @@ from miasm2.core.asmblock import log_asmblock, AsmCFG from miasm2.expression.expression import ExprId from miasm2.core.interval import interval from miasm2.analysis.machine import Machine -from miasm2.analysis.data_flow import dead_simp, DiGraphDefUse, ReachingDefinitions +from miasm2.analysis.data_flow import dead_simp, DiGraphDefUse, \ + ReachingDefinitions, merge_blocks, remove_empty_assignblks from miasm2.expression.simplifications import expr_simp from miasm2.analysis.ssa import SSAPath, SSADiGraph @@ -119,6 +120,7 @@ all_funcs_blocks = {} done_interval = interval() finish = False +entry_points = set() # Main disasm loop while not finish and todo: while not finish and todo: @@ -127,6 +129,7 @@ while not finish and todo: continue done.add(ad) asmcfg = mdis.dis_multiblock(ad) + entry_points.add(mdis.loc_db.get_offset_location(ad)) log.info('func ok %.16x (%d)' % (ad, len(all_funcs))) @@ -229,22 +232,21 @@ if args.gen_ir: open('graph_irflow_raw.dot', 'w').write(out) if args.simplify > 1: + ircfg_a.simplify(expr_simp) modified = True while modified: modified = False modified |= dead_simp(ir_arch_a, ircfg_a) - modified |= ircfg_a.remove_empty_assignblks() - modified |= ircfg_a.remove_jmp_blocks() - modified |= ircfg_a.merge_blocks() + modified |= remove_empty_assignblks(ircfg_a) + modified |= merge_blocks(ircfg_a, entry_points) open('graph_irflow_reduced.dot', 'w').write(ircfg_a.dot()) if args.ssa: - heads = ircfg_a.heads() - if len(heads) != 1: + if len(entry_points) != 1: raise RuntimeError("Your graph should have only one head") - head = list(heads)[0] + head = list(entry_points)[0] ssa = SSADiGraph(ircfg_a) ssa.transform(head) |