[LLVMdev] Function "llvm::PassManager::run" not defined.

Mehdi Amini mehdi.amini at apple.com
Sun Jun 28 22:47:33 PDT 2015 

Hi,

At this point your debugger is running and you were able to break into LLVM at the place you wanted. I’m not sure what you are trying to accomplish now, can you clarify?
if you need help with gdb itself I think you are not on the right mailing list.

— 
Mehdi

> On Jun 28, 2015, at 10:28 PM, Manideepa Mukherjee <manideepa.mukherjee at gmail.com> wrote:
> 
> Hi,
> 
> Sorry to bug you. It was my mistake.
> 
> So now it is giving the following output. Why this warning is coming. I tried to upgrade libc6-dbg but it showed libc6-dbg is already the newest version. 
> 
> 
> (gdb) run /home/manideepa/Desktop/research/compiler/testing/matmul.bc -load ../lib/loop_graph_analysis.so -loop-graph-analysis
> Starting program: /home/manideepa/Desktop/research/compiler/llvm-3.4/Debug+Asserts/bin/opt /home/manideepa/Desktop/research/compiler/testing/matmul.bc -load ../lib/loop_graph_analysis.so -loop-graph-analysis
> warning: the debug information found in "/lib64/ld-2.19.so <http://ld-2.19.so/>" does not match "/lib64/ld-linux-x86-64.so.2" (CRC mismatch).
> 
> [Thread debugging using libthread_db enabled]
> Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
> Traceback (most recent call last):
>   File "/usr/share/gdb/auto-load/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.19-gdb.py <http://so.6.0.19-gdb.py/>", line 63, in <module>
>     from libstdcxx.v6.printers import register_libstdcxx_printers
> ImportError: No module named 'libstdcxx'
> WARNING: You're attempting to print out a bitcode file.
> This is inadvisable as it may cause display problems. If
> you REALLY want to taste LLVM bitcode first-hand, you
> can force output with the `-f' option.
> 
> 
> Breakpoint 1, llvm::legacy::PassManager::run (this=0x7fffffffd9a0, M=...) at LegacyPassManager.cpp:1746
> 1746      return PM->run(M);
> (gdb) 
> 
> 
> On Mon, Jun 29, 2015 at 10:28 AM, Mehdi Amini <mehdi.amini at apple.com <mailto:mehdi.amini at apple.com>> wrote:
> Hi,
> 
> The break command I gave you solve your problem. But now you are not running the right “run” command, it seems to me that you missed the -load option.
> 
> — 
> Mehdi
> 
>> On Jun 28, 2015, at 9:55 PM, Manideepa Mukherjee <manideepa.mukherjee at gmail.com <mailto:manideepa.mukherjee at gmail.com>> wrote:
>> 
>> Hi,
>> 
>> I tried with this command you suggested and I am getting the following output. 
>> I have followed the command given on the tutorial exactly. 
>> 
>> Reading symbols from opt...done.
>> (gdb) break llvm::legacy::PassManager::run
>> Breakpoint 1 at 0x1899ac4: file LegacyPassManager.cpp, line 1746.
>> (gdb) run /home/manideepa/Desktop/research/compiler/testing/matmul.bc ../lib/loop_graph_analysis.so -loop-graph-analysis
>> Starting program: /home/manideepa/Desktop/research/compiler/llvm-3.4/Debug+Asserts/bin/opt /home/manideepa/Desktop/research/compiler/testing/matmul.bc ../lib/loop_graph_analysis.so -loop-graph-analysis
>> warning: the debug information found in "/lib64/ld-2.19.so <http://ld-2.19.so/>" does not match "/lib64/ld-linux-x86-64.so.2" (CRC mismatch).
>> 
>> [Thread debugging using libthread_db enabled]
>> Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
>> Traceback (most recent call last):
>>   File "/usr/share/gdb/auto-load/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.19-gdb.py <http://so.6.0.19-gdb.py/>", line 63, in <module>
>>     from libstdcxx.v6.printers import register_libstdcxx_printers
>> ImportError: No module named 'libstdcxx'
>> opt: Unknown command line argument '-loop-graph-analysis'.  Try: '/home/manideepa/Desktop/research/compiler/llvm-3.4/Debug+Asserts/bin/opt -help'
>> opt: Did you mean '-combiner-alias-analysis'?
>> opt: Too many positional arguments specified!
>> Can specify at most 1 positional arguments: See: /home/manideepa/Desktop/research/compiler/llvm-3.4/Debug+Asserts/bin/opt -help
>> [Inferior 1 (process 4282) exited with code 01]
>> 
>> 
>> 
>> On Sat, Jun 27, 2015 at 2:23 AM, Mehdi Amini <mehdi.amini at apple.com <mailto:mehdi.amini at apple.com>> wrote:
>> I wonder if it is not linked to the work on the new PassManager.
>> 
>> Can you try: break llvm::legacy::PassManager::run
>> 
>> 
>> — 
>> Mehdi
>> 
>> 
>> 
>> 
>> 
>>> On Jun 26, 2015, at 3:54 AM, Manideepa Mukherjee <manideepa.mukherjee at gmail.com <mailto:manideepa.mukherjee at gmail.com>> wrote:
>>> 
>>> Hi,
>>> 
>>> I am trying to use GDB for debugging my llvm pass. I am following the documentation http://llvm.org/docs/WritingAnLLVMPass.html <https://urldefense.proofpoint.com/v2/url?u=http-3A__llvm.org_docs_WritingAnLLVMPass.html&d=AwMFaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=Mfk2qtn1LTDThVkh6-oGglNfMADXfJdty4_bhmuhMHA&m=5-XncfQlc7dFtxPaBLgmnmyWuvZMhrLR_5nxoY-JD20&s=SrFgJEHbETmgWTO9pAyW4ScBlT2tCBFGhzZG-Oi2ArI&e=>. When i am doing this the following error and warning messages I am getting. I tried to remove the warning by apt-get install libc6-dbg:i386 command for updating the libc6 but still getting the same.
>>> 
>>> 
>>> Copyright (C) 2014 Free Software Foundation, Inc.
>>> License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html <https://urldefense.proofpoint.com/v2/url?u=http-3A__gnu.org_licenses_gpl.html&d=AwMFaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=Mfk2qtn1LTDThVkh6-oGglNfMADXfJdty4_bhmuhMHA&m=5-XncfQlc7dFtxPaBLgmnmyWuvZMhrLR_5nxoY-JD20&s=Ep446hA7wQRsTjv1t574ZJPcMZcSsdW5bjINFITURiY&e=>>
>>> This is free software: you are free to change and redistribute it.
>>> There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
>>> and "show warranty" for details.
>>> This GDB was configured as "x86_64-linux-gnu".
>>> Type "show configuration" for configuration details.
>>> For bug reporting instructions, please see:
>>> <http://www.gnu.org/software/gdb/bugs/ <https://urldefense.proofpoint.com/v2/url?u=http-3A__www.gnu.org_software_gdb_bugs_&d=AwMFaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=Mfk2qtn1LTDThVkh6-oGglNfMADXfJdty4_bhmuhMHA&m=5-XncfQlc7dFtxPaBLgmnmyWuvZMhrLR_5nxoY-JD20&s=G4kwCxGBA22DZLQoPOUkKgOjNILKTCcJuRzexkKw4AA&e=>>.
>>> Find the GDB manual and other documentation resources online at:
>>> <http://www.gnu.org/software/gdb/documentation/ <https://urldefense.proofpoint.com/v2/url?u=http-3A__www.gnu.org_software_gdb_documentation_&d=AwMFaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=Mfk2qtn1LTDThVkh6-oGglNfMADXfJdty4_bhmuhMHA&m=5-XncfQlc7dFtxPaBLgmnmyWuvZMhrLR_5nxoY-JD20&s=ojC9hyXiSd1pdyzEXwPZRf1s0PmBSObc13sgnXTRBDA&e=>>.
>>> For help, type "help".
>>> Type "apropos word" to search for commands related to "word"...
>>> Reading symbols from opt...done.
>>> (gdb) break llvm::PassManager::run
>>> Function "llvm::PassManager::run" not defined.
>>> Make breakpoint pending on future shared library load? (y or [n]) y
>>> Breakpoint 1 (llvm::PassManager::run) pending.
>>> (gdb) run /home/manideepa/Desktop/research/compiler/testing/matmul.bc -load ../lib/loop_graph_analysis.so -loop-graph-analysis
>>> Starting program: /home/manideepa/Desktop/research/compiler/llvm-3.4/Debug+Asserts/bin/opt /home/manideepa/Desktop/research/compiler/testing/matmul.bc -load ../lib/loop_graph_analysis.so -loop-graph-analysis
>>> warning: the debug information found in "/lib64/ld-2.19.so <https://urldefense.proofpoint.com/v2/url?u=http-3A__ld-2D2.19.so&d=AwMFaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=Mfk2qtn1LTDThVkh6-oGglNfMADXfJdty4_bhmuhMHA&m=5-XncfQlc7dFtxPaBLgmnmyWuvZMhrLR_5nxoY-JD20&s=j9h7o6iT8vs2f4Zwg0MvOTTzy9W4RGmgnKTrAVUfYOA&e=>" does not match "/lib64/ld-linux-x86-64.so.2" (CRC mismatch).
>>> 
>>> [Thread debugging using libthread_db enabled]
>>> Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
>>> Traceback (most recent call last):
>>>   File "/usr/share/gdb/auto-load/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.19-gdb.py <https://urldefense.proofpoint.com/v2/url?u=http-3A__so.6.0.19-2Dgdb.py&d=AwMFaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=Mfk2qtn1LTDThVkh6-oGglNfMADXfJdty4_bhmuhMHA&m=5-XncfQlc7dFtxPaBLgmnmyWuvZMhrLR_5nxoY-JD20&s=4HhOrnW1627N3ncHlbgzg-buq5jS5WbPhtR2pajO4Rg&e=>", line 63, in <module>
>>>     from libstdcxx.v6.printers import register_libstdcxx_printers
>>> ImportError: No module named 'libstdcxx'
>>> WARNING: You're attempting to print out a bitcode file.
>>> This is inadvisable as it may cause display problems. If
>>> you REALLY want to taste LLVM bitcode first-hand, you
>>> can force output with the `-f' option.
>>> 
>>> opt: loop_graph_new.cpp:245: void <anonymous namespace>::LoopGraphAnalysisPass::AddDataEdges(llvm::Loop *, unsigned int): Assertion `loopGraph != graphs.end()' failed.
>>> 
>>> Program received signal SIGABRT, Aborted.
>>> 0x00007ffff69c7cc9 in __GI_raise (sig=sig at entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
>>> 56    ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
>>> 
>>> Please help.
>>> 
>>> 
>>> 
>>> -- 
>>> Thanks & Regards,
>>> Manideepa
>>> 
>>> _______________________________________________
>>> LLVM Developers mailing list
>>> LLVMdev at cs.uiuc.edu <mailto:LLVMdev at cs.uiuc.edu>         http://llvm.cs.uiuc.edu <http://llvm.cs.uiuc.edu/>
>>> http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev <http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev>
>> 
>> 
>> 
>> 
>> -- 
>> Thanks & Regards,
>> Manideepa Mukherjee
>> Contact No:- +91-7428062726 <tel:%2B91-7428062726>
> 
> 
> 
> -- 
> Thanks & Regards,
> Manideepa Mukherjee
> Contact No:- +91-7428062726

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