cannot compile on raspberry pi

[kevinsuo]

pi@raspberrypi ~/D/c/arm> make mkdir -p bin g++ -O3 --std=c++11 -I ../kernels/ -lpthread -mfpu=neon-fp-armv8 -o bin/gemm_bench gemm_bench.cc gemm_bench.cc:6:38: fatal error: gemmlowp/public/gemmlowp.h: No such file or directory #include "gemmlowp/public/gemmlowp.h" ^ compilation terminated. Makefile:12: recipe for target 'gemm' failed make: *** [gemm] Error 1