On Fri, Feb 17, 2012 at 7:33 PM, Nick Foster <
address@hidden> wrote:
> On Fri, Feb 17, 2012 at 8:14 AM, Tom Rondeau <
address@hidden> wrote:
>>
>> Carles,
>>
>> Thanks for the report! We'll look into those failures. Hopefully just some
>> minor misundertanding.
>>
>> As for the generic sometimes being the best arch, I'm not sure I can help
>> too much on it. I can certainly speculate. Having seen this in my own
>> machines and looked at some of the kernels where generic wins out (which
>> have some overlap with yours), I think it's something about the operation
>> being performed. First, we might be able to do something a bit smarter in
>> the Volk kernel. But more likely, it's simply because the operation being
>> performed is so trivial that it doesn't really matter.
>>
>> Another reason could be that the tests aren't long enough to avoid
>> OS-level variances while completing a test. The tests use the clock()
>> function for calculating the time difference, which is only the approximate
>> time of the process. It might mean that we need to run the tests for a bit
>> longer to see if that makes any difference. I have noticed that some of the
>> tests where generic wins, it only wins by a very, very small amount of time.
>
>
> Please ignore the "best arch" reports during the QA code execution; it's
> very often wrong. The "best arch" report is intended for the volk_profiler,
> which reuses the same test code with much larger datasets for better
> execution time resolution, as Tom suggested. The QA code is only intended to
> show that Volk is working and to find functions which are executing
> incorrectly. Use volk_profiler to benchmark Volk functions; it will create a
> custom profile for your machine.
>
> One caveat -- the dataset size on E100/NEON is enough that the profiler
> might run for several hours, so either recompile with smaller datasets or
> avoid the profiler... eventually I guess I'll make the benchmark program
> benchmark itself to set appropriate dataset sizes.
>
> --n
>
>>
>>
>> Tom
>>
>> On Tue, Jan 17, 2012 at 3:26 PM, Carles Fernandez
>> <
address@hidden> wrote:
>>>
>>> Hi all,
>>>
>>> I would like to use the volk library in a C++ program that uses
>>> gnuradio-core and currently builds under Linux and MacOS X. In MacOS
>>> 1.6.8 (Snow Leopard, updated), I used macports for installing
>>> gnuradio-core (which is in version 3.3, enough for my app). Since, in
>>> my understanding (please correct me if I'm wrong), volk is a library
>>> that can live independently from the gnuradio version, I did the
>>> following:
>>>
>>> $ git clone git://
gnuradio.org/gnuradio
>>> $ cd gnuradio/volk
>>> $ cmake .
>>> $ make
>>> ...
>>> [100%] Built target volk_profile
>>> $ sudo make install
>>>
>>> Then I ran the tests:
>>>
>>> $ lib/test_all
>>>
>>> All test but one passed, and I see that in some functions the generic
>>> architecture is the best one, which is beyond my understanding. The
>>> test that failed is:
>>>
>>> ...
>>> volk_32fc_32f_multiply_32fc_a: fail on arch sse
>>> Best arch: sse
>>>
>>> /Users/carlesfernandez/Documents/workspace/gnuradio/volk/lib/testqa.cc:25:
>>> error in "volk_32fc_32f_multiply_32fc_a_test": check
>>> run_volk_tests(volk_32fc_32f_multiply_32fc_a_get_func_desc(), (void
>>> (*)())volk_32fc_32f_multiply_32fc_a_manual,
>>> std::string("volk_32fc_32f_multiply_32fc_a"), 1e-4, 0, 20460, 1, 0) ==
>>> 0 failed [true != 0]
>>> ...
>>>
>>>
>>> I'm quite happy because I see dramatic improvements in some functions
>>> of my interest (basically I want to implement correlators and mixers,
>>> so I'm sensible precisely to this function, bad luck), but this
>>> "generic" superiority in some cases intrigues me. I would appreciate
>>> if anyone can shed some light on the internals of volk, or if I have
>>> to configure or install something else. Anyway, thanks to the
>>> developers for releasing such interesting stuff :-)
>>>
>>>
>>>
>>>
>>> This is the complete output, for the records:
>>>
>>>
>>> volk carlesfernandez$ cmake .
>>> -- The C compiler identification is GNU
>>> -- The CXX compiler identification is GNU
>>> -- Checking whether C compiler has -isysroot
>>> -- Checking whether C compiler has -isysroot - yes
>>> -- Checking whether C compiler supports OSX deployment target flag
>>> -- Checking whether C compiler supports OSX deployment target flag - yes
>>> -- Check for working C compiler: /usr/local/bin/gcc
>>> -- Check for working C compiler: /usr/local/bin/gcc -- works
>>> -- Detecting C compiler ABI info
>>> -- Detecting C compiler ABI info - done
>>> -- Checking whether CXX compiler has -isysroot
>>> -- Checking whether CXX compiler has -isysroot - yes
>>> -- Checking whether CXX compiler supports OSX deployment target flag
>>> -- Checking whether CXX compiler supports OSX deployment target flag -
>>> yes
>>> -- Check for working CXX compiler: /usr/bin/c++
>>> -- Check for working CXX compiler: /usr/bin/c++ -- works
>>> -- Detecting CXX compiler ABI info
>>> -- Detecting CXX compiler ABI info - done
>>> -- Found PythonInterp: /opt/local/bin/python (found version "2.6.7")
>>> -- Boost version: 1.48.0
>>> -- Found the following Boost libraries:
>>> -- unit_test_framework
>>> -- checking for module 'orc-0.4'
>>> -- package 'orc-0.4' not found
>>> -- orc files (missing: ORC_LIBRARY ORC_INCLUDE_DIR ORCC_EXECUTABLE)
>>> -- Check size of void*
>>> -- Check size of void* - done
>>> -- Performing Test have_maltivec
>>> -- Performing Test have_maltivec - Failed
>>> -- Performing Test have_mfpu=neon
>>> -- Performing Test have_mfpu=neon - Failed
>>> -- Performing Test have_mfloat-abi=softfp
>>> -- Performing Test have_mfloat-abi=softfp - Failed
>>> -- Performing Test have_funsafe-math-optimizations
>>> -- Performing Test have_funsafe-math-optimizations - Success
>>> -- 32 overruled
>>> -- Performing Test have_m64
>>> -- Performing Test have_m64 - Success
>>> -- Performing Test have_m3dnow
>>> -- Performing Test have_m3dnow - Success
>>> -- Performing Test have_msse4.2
>>> -- Performing Test have_msse4.2 - Success
>>> -- Performing Test have_mpopcnt
>>> -- Performing Test have_mpopcnt - Failed
>>> -- Performing Test have_mmmx
>>> -- Performing Test have_mmmx - Success
>>> -- Performing Test have_msse
>>> -- Performing Test have_msse - Success
>>> -- Performing Test have_msse2
>>> -- Performing Test have_msse2 - Success
>>> -- orc overruled
>>> -- Performing Test have_msse3
>>> -- Performing Test have_msse3 - Success
>>> -- Performing Test have_mssse3
>>> -- Performing Test have_mssse3 - Success
>>> -- Performing Test have_msse4a
>>> -- Performing Test have_msse4a - Success
>>> -- Performing Test have_msse4.1
>>> -- Performing Test have_msse4.1 - Success
>>> -- Performing Test have_mavx
>>> -- Performing Test have_mavx - Failed
>>> -- Available arches:
>>> generic;64;3dnow;abm;mmx;sse;sse2;sse3;ssse3;sse4_a;sse4_1;sse4_2
>>> -- Available machines:
>>> generic;sse2_only;sse2_64;sse3_64;ssse3_64;sse4_1_64
>>> -- Did not find liborc and orcc, disabling orc support...
>>> -- Using install prefix: /usr/local
>>> -- Configuring done
>>> -- Generating done
>>>
>>>
>>> Tests output:
>>>
>>>
>>>
>>> Running 77 test cases...
>>> Using Volk machine: sse4_1_64
>>> RUN_VOLK_TESTS: volk_16ic_s32f_deinterleave_real_32f_a
>>> sse4_1 completed in 1.5e-05s
>>> sse completed in 5.5e-05s
>>> generic completed in 1.4e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_16ic_deinterleave_real_8i_a
>>> ssse3 completed in 7e-06s
>>> generic completed in 8e-06s
>>> Best arch: ssse3
>>> RUN_VOLK_TESTS: volk_16ic_deinterleave_16i_x2_a
>>> ssse3 completed in 1.7e-05s
>>> sse2 completed in 1.1e-05s
>>> generic completed in 2.1e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_16ic_s32f_deinterleave_32f_x2_a
>>> sse completed in 7.4e-05s
>>> generic completed in 2.1e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_16ic_deinterleave_real_16i_a
>>> ssse3 completed in 6e-06s
>>> sse2 completed in 8e-06s
>>> generic completed in 9e-06s
>>> Best arch: ssse3
>>> RUN_VOLK_TESTS: volk_16ic_magnitude_16i_a
>>> sse3 completed in 0.000132s
>>> sse completed in 0.00015s
>>> generic completed in 0.000218s
>>> Best arch: sse3
>>> RUN_VOLK_TESTS: volk_16ic_s32f_magnitude_32f_a
>>> sse3 completed in 0.000113s
>>> sse completed in 0.000107s
>>> generic completed in 2.7e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_16i_s32f_convert_32f_a
>>> sse4_1 completed in 1.2e-05s
>>> sse completed in 2e-05s
>>> generic completed in 1.1e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_16i_s32f_convert_32f_u
>>> sse4_1 completed in 1.2e-05s
>>> sse completed in 2.1e-05s
>>> generic completed in 1.1e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_16i_convert_8i_a
>>> sse2 completed in 4e-06s
>>> generic completed in 6e-06s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_16i_convert_8i_u
>>> sse2 completed in 6e-06s
>>> generic completed in 6e-06s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_16u_byteswap_a
>>> sse2 completed in 6e-06s
>>> generic completed in 1.5e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_32f_accumulator_s32f_a
>>> sse completed in 2.5e-05s
>>> generic completed in 2.1e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_32f_x2_add_32f_a
>>> sse completed in 1.9e-05s
>>> generic completed in 2.4e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32fc_32f_multiply_32fc_a
>>> sse completed in 5.5e-05s
>>> generic completed in 7.2e-05s
>>> offset 4 in1: 0.387495 in2: 0.103868
>>> offset 6 in1: 0.201248 in2: -0.203787
>>> offset 8 in1: 0.549574 in2: 0.499452
>>> offset 12 in1: 0.00829957 in2: 0.00535752
>>> offset 14 in1: 0.139478 in2: 0.0225341
>>> offset 23 in1: 0.440276 in2: 0.620457
>>> offset 24 in1: 0.103921 in2: 0.238003
>>> offset 25 in1: 0.126775 in2: 0.290342
>>> offset 29 in1: 0.135211 in2: -0.115313
>>> offset 30 in1: 0.375913 in2: 0.478058
>>> volk_32fc_32f_multiply_32fc_a: fail on arch sse
>>> Best arch: sse
>>>
>>> /Users/carlesfernandez/Documents/workspace/gnuradio/volk/lib/testqa.cc:25:
>>> error in "volk_32fc_32f_multiply_32fc_a_test": check
>>> run_volk_tests(volk_32fc_32f_multiply_32fc_a_get_func_desc(), (void
>>> (*)())volk_32fc_32f_multiply_32fc_a_manual,
>>> std::string("volk_32fc_32f_multiply_32fc_a"), 1e-4, 0, 20460, 1, 0) ==
>>> 0 failed [true != 0]
>>> RUN_VOLK_TESTS: volk_32fc_s32f_power_32fc_a
>>> sse completed in 0.000989s
>>> generic completed in 0.000985s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_32f_s32f_calc_spectral_noise_floor_32f_a
>>> sse completed in 1.8e-05s
>>> generic completed in 4.2e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32fc_s32f_atan2_32f_a
>>> sse4_1 completed in 0.000503s
>>> sse completed in 0.000503s
>>> generic completed in 0.000503s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_32fc_x2_conjugate_dot_prod_32fc_u
>>> generic completed in 1.6e-05s
>>> sse3 completed in 1.5e-05s
>>> Best arch: sse3
>>> RUN_VOLK_TESTS: volk_32fc_deinterleave_32f_x2_a
>>> sse completed in 1.8e-05s
>>> generic completed in 2.3e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32fc_deinterleave_64f_x2_a
>>> sse2 completed in 4.4e-05s
>>> generic completed in 3.8e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_32fc_s32f_deinterleave_real_16i_a
>>> sse completed in 2.7e-05s
>>> generic completed in 2e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_32fc_deinterleave_real_32f_a
>>> sse completed in 1.1e-05s
>>> generic completed in 1.5e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32fc_deinterleave_real_64f_a
>>> sse2 completed in 1.5e-05s
>>> generic completed in 1.9e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_32fc_x2_dot_prod_32fc_a
>>> generic completed in 8.8e-05s
>>> sse_64 completed in 2e-05s
>>> sse3 completed in 2.5e-05s
>>> sse4_1 completed in 2.6e-05s
>>> Best arch: sse_64
>>> RUN_VOLK_TESTS: volk_32fc_index_max_16u_a
>>> sse3 completed in 5e-06s
>>> generic completed in 1e-05s
>>> Best arch: sse3
>>> RUN_VOLK_TESTS: volk_32fc_s32f_magnitude_16i_a
>>> sse3 completed in 3.3e-05s
>>> sse completed in 3.1e-05s
>>> generic completed in 8.1e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32fc_magnitude_32f_a
>>> sse3 completed in 2.2e-05s
>>> sse completed in 2.1e-05s
>>> generic completed in 2.2e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32fc_x2_multiply_32fc_a
>>> sse3 completed in 2.4e-05s
>>> generic completed in 0.000201s
>>> Best arch: sse3
>>> RUN_VOLK_TESTS: volk_32f_s32f_convert_16i_a
>>> sse2 completed in 7e-06s
>>> sse completed in 2.3e-05s
>>> generic completed in 1.9e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_32f_s32f_convert_16i_u
>>> sse2 completed in 1e-05s
>>> sse completed in 2.3e-05s
>>> generic completed in 1.8e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_32f_s32f_convert_32i_a
>>> sse2 completed in 8e-06s
>>> sse completed in 2e-05s
>>> generic completed in 1.4e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_32f_s32f_convert_32i_u
>>> sse2 completed in 1.5e-05s
>>> sse completed in 2.3e-05s
>>> generic completed in 1.5e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_32f_convert_64f_a
>>> sse2 completed in 1.4e-05s
>>> generic completed in 1.6e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_32f_convert_64f_u
>>> sse2 completed in 2.1e-05s
>>> generic completed in 1.6e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_32f_s32f_convert_8i_a
>>> sse2 completed in 7e-06s
>>> sse completed in 2.1e-05s
>>> generic completed in 2e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_32f_s32f_convert_8i_u
>>> sse2 completed in 9e-06s
>>> sse completed in 2.5e-05s
>>> generic completed in 2e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_32fc_s32f_power_spectrum_32f_a
>>> sse3 completed in 1.8e-05s
>>> generic completed in 1.5e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_32fc_x2_square_dist_32f_a
>>> sse3 completed in 3e-06s
>>> generic completed in 4e-06s
>>> Best arch: sse3
>>> RUN_VOLK_TESTS: volk_32fc_x2_s32f_square_dist_scalar_mult_32f_a
>>> sse3 completed in 6e-06s
>>> generic completed in 6e-06s
>>> Best arch: sse3
>>> RUN_VOLK_TESTS: volk_32f_x2_divide_32f_a
>>> sse completed in 2.3e-05s
>>> generic completed in 2.1e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_32f_x2_dot_prod_32f_a
>>> generic completed in 0.000351s
>>> sse completed in 0.000112s
>>> sse3 completed in 0.000121s
>>> sse4_1 completed in 7.5e-05s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_32f_x2_dot_prod_32f_u
>>> generic completed in 0.000942s
>>> sse completed in 0.000477s
>>> sse3 completed in 0.000267s
>>> sse4_1 completed in 0.000395s
>>> Best arch: sse3
>>> RUN_VOLK_TESTS: volk_32f_index_max_16u_a
>>> sse4_1 completed in 1.6e-05s
>>> sse completed in 2e-05s
>>> generic completed in 7e-05s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_32f_x2_s32f_interleave_16ic_a
>>> sse2 completed in 1.2e-05s
>>> sse completed in 3.6e-05s
>>> generic completed in 2.7e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_32f_x2_interleave_32fc_a
>>> sse completed in 1.4e-05s
>>> generic completed in 1.9e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32f_x2_max_32f_a
>>> sse completed in 1.1e-05s
>>> generic completed in 1.8e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32f_x2_min_32f_a
>>> sse completed in 1.8e-05s
>>> generic completed in 2e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32f_x2_multiply_32f_a
>>> sse completed in 1.4e-05s
>>> generic completed in 1.3e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_32f_s32f_normalize_a
>>> sse completed in 6e-06s
>>> generic completed in 5e-06s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_32f_s32f_power_32f_a
>>> sse4_1 completed in 0.000523s
>>> sse completed in 0.000521s
>>> generic completed in 0.000521s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32f_sqrt_32f_a
>>> sse completed in 2.5e-05s
>>> generic completed in 2.1e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_32f_s32f_stddev_32f_a
>>> sse4_1 completed in 8e-06s
>>> sse completed in 6e-06s
>>> generic completed in 2.2e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32f_stddev_and_mean_32f_x2_a
>>> sse4_1 completed in 9e-06s
>>> sse completed in 6e-06s
>>> generic completed in 2.1e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32f_x2_subtract_32f_a
>>> sse completed in 1.2e-05s
>>> generic completed in 1.3e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32f_x3_sum_of_poly_32f_a
>>> sse3 completed in 6e-06s
>>> generic completed in 1.7e-05s
>>> Best arch: sse3
>>> RUN_VOLK_TESTS: volk_32i_x2_and_32i_a
>>> sse completed in 1.2e-05s
>>> generic completed in 1.4e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32i_s32f_convert_32f_a
>>> sse2 completed in 7e-06s
>>> generic completed in 1e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_32i_s32f_convert_32f_u
>>> sse2 completed in 1.1e-05s
>>> generic completed in 1e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_32i_x2_or_32i_a
>>> sse completed in 1.2e-05s
>>> generic completed in 1.4e-05s
>>> Best arch: sse
>>> RUN_VOLK_TESTS: volk_32u_byteswap_a
>>> sse2 completed in 1.3e-05s
>>> generic completed in 2.2e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_64f_convert_32f_a
>>> sse2 completed in 1.1e-05s
>>> generic completed in 1.5e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_64f_convert_32f_u
>>> sse2 completed in 1.9e-05s
>>> generic completed in 1.6e-05s
>>> Best arch: generic
>>> RUN_VOLK_TESTS: volk_64f_x2_max_64f_a
>>> sse2 completed in 2.4e-05s
>>> generic completed in 2.7e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_64f_x2_min_64f_a
>>> sse2 completed in 2.2e-05s
>>> generic completed in 2.5e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_64u_byteswap_a
>>> sse2 completed in 2.7e-05s
>>> generic completed in 2.9e-05s
>>> Best arch: sse2
>>> RUN_VOLK_TESTS: volk_8ic_deinterleave_16i_x2_a
>>> sse4_1 completed in 9e-06s
>>> generic completed in 0.000114s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_8ic_s32f_deinterleave_32f_x2_a
>>> sse4_1 completed in 1.4e-05s
>>> sse completed in 7.2e-05s
>>> generic completed in 9.5e-05s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_8ic_deinterleave_real_16i_a
>>> sse4_1 completed in 5e-06s
>>> generic completed in 3e-05s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_8ic_s32f_deinterleave_real_32f_a
>>> sse4_1 completed in 8e-06s
>>> sse completed in 5.3e-05s
>>> generic completed in 4.8e-05s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_8ic_deinterleave_real_8i_a
>>> ssse3 completed in 5e-06s
>>> generic completed in 5e-06s
>>> Best arch: ssse3
>>> RUN_VOLK_TESTS: volk_8ic_x2_multiply_conjugate_16ic_a
>>> sse4_1 completed in 1.9e-05s
>>> generic completed in 0.000318s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_8ic_x2_s32f_multiply_conjugate_32fc_a
>>> sse4_1 completed in 2.2e-05s
>>> generic completed in 0.000356s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_8i_convert_16i_a
>>> sse4_1 completed in 5e-06s
>>> generic completed in 3.3e-05s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_8i_convert_16i_u
>>> sse4_1 completed in 6e-06s
>>> generic completed in 3.3e-05s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_8i_s32f_convert_32f_a
>>> sse4_1 completed in 7e-06s
>>> generic completed in 4.8e-05s
>>> Best arch: sse4_1
>>> RUN_VOLK_TESTS: volk_8i_s32f_convert_32f_u
>>> sse4_1 completed in 1.3e-05s
>>> generic completed in 4.9e-05s
>>> Best arch: sse4_1
>>>
>>> *** 1 failure detected in test suite "Master Test Suite"
>>>
>>>
>>> Best regards,
>>> Carles
>>>
>>> _______________________________________________
>>> Discuss-gnuradio mailing list
>>>
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>>
>>
>>
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