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gnuradio / volk

The Vector Optimized Library of Kernels
http://libvolk.org
GNU Lesser General Public License v3.0
540 stars 201 forks source link

volk_profile selecting bad kernesl for the E310. #25

Closed balister closed 9 years ago

balister commented 9 years ago

benchmark_{tx/rx} fail to tx/rx data using the result of running volk_profile. Removing volk_config (so you use all generic kernels work) Here are the diffs to volk_config I use to get teh flowgrpahs to work again.

For RX:

root@ettus-e300:~# diff volk_config .volk/volk_config
49c49
< volk_32fc_x2_multiply_32fc neon_opttests neon_opttests

---
> volk_32fc_x2_multiply_32fc neon neon
60c60
< volk_32f_x2_dot_prod_32f neonasm neonasm

---
> volk_32f_x2_dot_prod_32f neon neon

For TX:

root@ettus-e300:~# diff  volk_config .volk/volk_config
60c60
< volk_32f_x2_dot_prod_32f neonasm neonasm

---
> volk_32f_x2_dot_prod_32f neon neon
89c89
< volk_32fc_s32fc_multiply_32fc neon neon

---
> volk_32fc_s32fc_multiply_32fc generic generic
n-west commented 9 years ago

These kernels should be fixed in both maint and master. I found a few other bad apples that I also fixed. I'm going to use this as the volk code freeze and do a release. Holler if you want time to test before the release goes out.