On Fri, Feb 17, 2012 at 11:20 AM, Carles Fernandez <
carles.fernan...@gmail.com> wrote:
> Thanks for the inputs!
>
> We are interested in determining the best architecture at instantation
> time. What would be the best strategy? We though about running the
> same operations several times for each architecture, measure the
> results and use the fastest one for the processing blocks. Would this
> be the right approach?
>
Carles,
Run volk_profile. It does exactly what you said, and writes the results to
~/.volk/volk_config. Volk reads this file when it is involked (sorry) to
determine which particular function to execute. So all you do is run
volk_profile once on any given machine, and it's optimized.
--n
>
> Best regards,
> Carles.
>
> On Fri, Feb 17, 2012 at 7:33 PM, Nick Foster <n...@ettus.com> wrote:
> > On Fri, Feb 17, 2012 at 8:14 AM, Tom Rondeau <t...@trondeau.com> 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
> >> <carles.fernan...@gmail.com> 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
> >>> Discuss-gnuradio@gnu.org
> >>> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
> >>
> >>
> >>
> >> _______________________________________________
> >> Discuss-gnuradio mailing list
> >> Discuss-gnuradio@gnu.org
> >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
> >>
> >
>
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