On Fri, Mar 16, 2012 at 2:50 PM, Nick Foster <n...@ettus.com> wrote: > On Fri, Mar 16, 2012 at 11:42 AM, Frederick Stevens <sk8tesgr...@gmail.com > > wrote: > >> Rafael, >> >> Here is the output from gdb: >> >> RUN_VOLK_TESTS: volk_32fc_32f_multiply_32fc_a >> >> Program received signal SIGSEGV, Segmentation fault. >> 0xb7f2c6e0 in volk_32fc_32f_multiply_32fc_a_**generic () >> from /home/fred/extras/gnuradio/**gnuradio/build/volk/lib/** >> libvolk.so.0.0.0 >> >> >> >> Dump of assembler code for function volk_32fc_32f_multiply_32fc_a_** >> generic: >> 0xb7f2c6c0 <+0>: push %ebp >> 0xb7f2c6c1 <+1>: mov %esp,%ebp >> 0xb7f2c6c3 <+3>: push %edi >> 0xb7f2c6c4 <+4>: push %esi >> 0xb7f2c6c5 <+5>: mov 0x8(%ebp),%edx >> 0xb7f2c6c8 <+8>: mov 0xc(%ebp),%ecx >> 0xb7f2c6cb <+11>: mov 0x10(%ebp),%edi >> 0xb7f2c6ce <+14>: mov 0x14(%ebp),%esi >> 0xb7f2c6d1 <+17>: test %esi,%esi >> 0xb7f2c6d3 <+19>: je 0xb7f2c6fc <volk_32fc_32f_multiply_32fc_** >> a_generic+60> >> 0xb7f2c6d5 <+21>: xor %eax,%eax >> 0xb7f2c6d7 <+23>: mov %esi,%esi >> 0xb7f2c6d9 <+25>: lea 0x0(%edi,%eiz,1),%edi >> => 0xb7f2c6e0 <+32>: flds (%edi,%eax,8) >> 0xb7f2c6e3 <+35>: flds (%ecx,%eax,8) >> 0xb7f2c6e6 <+38>: fmul %st(1),%st >> 0xb7f2c6e8 <+40>: fxch %st(1) >> 0xb7f2c6ea <+42>: fmuls 0x4(%ecx,%eax,8) >> 0xb7f2c6ee <+46>: fxch %st(1) >> 0xb7f2c6f0 <+48>: fstps (%edx,%eax,8) >> 0xb7f2c6f3 <+51>: fstps 0x4(%edx,%eax,8) >> 0xb7f2c6f7 <+55>: inc %eax >> 0xb7f2c6f8 <+56>: cmp %eax,%esi >> 0xb7f2c6fa <+58>: ja 0xb7f2c6e0 <volk_32fc_32f_multiply_32fc_** >> a_generic+32> >> 0xb7f2c6fc <+60>: pop %esi >> 0xb7f2c6fd <+61>: pop %edi >> 0xb7f2c6fe <+62>: pop %ebp >> 0xb7f2c6ff <+63>: ret >> End of assembler dump. >> >> I omitted the first part of the program execution since everything seemed >> to be working fine. Hope this helps. Let me know if you would like me to >> try something else. >> >> Cheers, >> >> >> Fred > > > OK, that's weird as hell. That's the generic implementation, which is just > a std::complex multiply in a for loop. Can you give me your gcc version? > > --n >
Yep, that shouldn't be a problem. Fred, can you also give us the backtrace? You might have to recompile volk with debugging turned on (passing -DCMAKE_BUILD_TYPE="Debug" to cmake). Thanks, Tom
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