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Re: [Discuss-gnuradio] Volk library invalid opcode exception
From: |
Joanna Rutkowska |
Subject: |
Re: [Discuss-gnuradio] Volk library invalid opcode exception |
Date: |
Sun, 15 Apr 2012 16:59:26 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:11.0) Gecko/20120329 Thunderbird/11.0.1 |
On 04/15/12 16:52, Tom Rondeau wrote:
> On Sun, Apr 15, 2012 at 10:50 AM, Joanna Rutkowska
> <address@hidden> wrote:
>> > On 04/15/12 16:46, Tom Rondeau wrote:
>>> >> Unfortunately, that doesn't narrow things down. How about running
>>> >> volk_profile under gdb? Let's see if we can find the instruction it's
>>> >> puking on.
>>> >>
>>> >> I find it odd that in your original post, it looks like volk_profile
>>> >> is running avx_64, but your proc/cpuinfo doesn't show that the
>>> >> processor has AVX. This shouldn't matter in this case since the
>>> >> deinterleave kernel doesn't have AVX, but I think something is still
>>> >> getting confused, probably through Xen.
>> >
>> > This is what gdb spits out (without debug symbols):
>> >
>> > Program received signal SIGILL, Illegal instruction.
>> > 0x00007ffff7b4cd40 in volk_16ic_s32f_deinterleave_real_32f_a_sse4_1 ()
>> > from /rw/home/user/gnuradio/gnuradio/volk/build/lib/libvolk.so.0.0.0
>> > Missing separate debuginfos, use: debuginfo-install
>> > boost-test-1.46.0-3.fc15.x86_64 glibc-2.14.1-6.x86_64
>> > libgcc-4.6.3-2.fc15.x86_64 libstdc++-4.6.3-2.fc15.x86_64
>> > orc-0.4.16-5.fc15.x86_64
>> >
>> > What's the recommended way to build volk with debug symbols using cmake?
>> > Sorry, I don't have much experience with cmake...
>> >
>> > joanna.
> You pass the -DCMAKE_BUILD_TYPE="Debug" to cmake when configuring.
> That sets the -g flag when building to get us the symbols out.
With dbg symbols:
Starting program:
/rw/home/user/gnuradio/gnuradio/volk/build/apps/volk_profile
[Thread debugging using libthread_db enabled]
Using Volk machine: avx_64
RUN_VOLK_TESTS: volk_16ic_s32f_deinterleave_real_32f_a
Program received signal SIGILL, Illegal instruction.
0x00007ffff7b289bd in volk_16ic_s32f_deinterleave_real_32f_a_sse4_1
(iBuffer=0x7053a0, complexVector=0x7ffff7e47020, scalar=4.59163468e-41,
num_points=4160742024) at
/rw/home/user/gnuradio/gnuradio/volk/include/volk/volk_16ic_s32f_deinterleave_real_32f_a.h:17
17 static inline void
volk_16ic_s32f_deinterleave_real_32f_a_sse4_1(float* iBuffer, const
lv_16sc_t* complexVector, const float scalar, unsigned int num_points){
j.
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- [Discuss-gnuradio] Volk library invalid opcode exception, Joanna Rutkowska, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Joanna Rutkowska, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Tom Rondeau, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Joanna Rutkowska, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Tom Rondeau, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Joanna Rutkowska, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Joanna Rutkowska, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Tom Rondeau, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Joanna Rutkowska, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Tom Rondeau, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception,
Joanna Rutkowska <=
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Joanna Rutkowska, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Tom Rondeau, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Marcus D. Leech, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Tom Rondeau, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Joanna Rutkowska, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Nick Foster, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Nick Foster, 2012/04/15
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Tom Rondeau, 2012/04/16
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Joanna Rutkowska, 2012/04/16
- Re: [Discuss-gnuradio] Volk library invalid opcode exception, Joanna Rutkowska, 2012/04/16