Kindly note that the Cadence/Tensilica HiFi NDSP library repositories have been moved to https://github.com/foss-xtensa/ This space is no longer maintained. Please find the new repositories links here... HiFi1 NDSP : https://github.com/foss-xtensa/ndsplib-hifi1 HiFi3/3Z NDSP : https://github.com/foss-xtensa/ndsplib-hifi3 HiFi4 NDSP : https://github.com/foss-xtensa/ndsplib-hifi4 HiFi5 NDSP : https://github.com/foss-xtensa/ndsplib-hifi5 Fusion F1 NDSP : https://github.com/foss-xtensa/ndsplib-fuf1