<div dir="ltr">Hi <span style="font-size:12.8000001907349px">mudongliang,</span><div><span style="font-size:12.8000001907349px"><br></span></div><div><span style="font-size:12.8000001907349px">I have tried using mcsema tool on x86_64 binaries. It works well for small programs. One large project I am trying now and was getting an error. Trying to resolve the same.</span></div><div><span style="font-size:12.8000001907349px"><br></span></div><div><span style="font-size:12.8000001907349px">To use mcsema, you have two main tools:</span></div><div><span style="font-size:12.8000001907349px">bin_descend : to get the cfg (in google protocol buffer format) from binary</span></div><div><span style="font-size:12.8000001907349px">cfg_to_bc : to convert the cfg created in the earlier step to LLVM IR.</span></div><div><span style="font-size:12.8000001907349px"><br></span></div><div><span style="font-size:12.8000001907349px">You can tell me what is the problem that you were facing while using this tool. I might be able to help.</span></div><div class="gmail_extra"><br><div class="gmail_quote">On Sat, Jul 18, 2015 at 10:19 AM, 慕冬亮 <span dir="ltr"><<a href="mailto:mudongliangabcd@gmail.com" target="_blank">mudongliangabcd@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">What we want to do is to transform binary(binary with symbolic information) to llvm IR in static way.<div>I will instrument code in the llvm IR.<br><div>The compiler may be llvm clang. </div></div></div><div class="gmail_extra"><br><div class="gmail_quote"><span class="">2015-07-18 0:11 GMT+08:00 Shuai Wang <span dir="ltr"><<a href="mailto:wangshuai901@gmail.com" target="_blank">wangshuai901@gmail.com</a>></span>:<br></span><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><span class="">This is not a easy task. And I believe there is <b>NO</b> (open-source) tool can fully solve this problem (statically). Correct me if I was wrong.<div><br></div><div>It would be more helpful if you can provide details about what you want to do, say, static or dynamic ? stripped binary or binary with symbolic information? </div><div>What compiler do you work on? </div><div><br></div><div>Check out papers below if you are interested.</div><div><br></div></span><div><a href="https://urldefense.proofpoint.com/v2/url?u=http-3A__dl.acm.org_citation.cfm-3Fid-3D2465380&d=AwMFaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=Mfk2qtn1LTDThVkh6-oGglNfMADXfJdty4_bhmuhMHA&m=XLcTLdyZ3w-yfUnVElhvuW0zGLWDNnYrFXLa-_r1g-I&s=IKFmONSMJvSndNnQXRlRNwxVVMEItkZ3-XOUUulVWjg&e=" target="_blank">http://dl.acm.org/citation.cfm?id=2465380</a><br></div><div><br></div><div><a href="https://urldefense.proofpoint.com/v2/url?u=http-3A__dl.acm.org_citation.cfm-3Fid-3D2462165&d=AwMFaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=Mfk2qtn1LTDThVkh6-oGglNfMADXfJdty4_bhmuhMHA&m=XLcTLdyZ3w-yfUnVElhvuW0zGLWDNnYrFXLa-_r1g-I&s=2lzOXpncGNdJc_eniOTiPaaP0bz9w5DGp7gAZXfxy3o&e=" target="_blank">http://dl.acm.org/citation.cfm?id=2462165</a><span><font color="#888888"><br></font></span></div><span><font color="#888888"><div><br></div><div><br></div><div><br></div><div>Shuai</div><div><br></div><div><br></div></font></span></div><span class=""><div class="gmail_extra"><br><div class="gmail_quote"><div><div>On Fri, Jul 17, 2015 at 3:09 AM, 慕冬亮 <span dir="ltr"><<a href="mailto:mudongliangabcd@gmail.com" target="_blank">mudongliangabcd@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div dir="ltr">I want to transform elf binary to llvm IR, and do some instrumentation based on llvm.<div>Is there any tool which can do the transformation?</div><div>Thanks in advance.</div><div> </div><div> - mudongliang</div></div>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr"><div>Thanx & Regards <br></div>
<div><b>Mayur Pandey </b><br></div>
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