ms5: add ms5

.gitignore

ms5/Makefile

ms5/README.md

ms5/accel-sim/dma.c

ms5/accel-sim/plumbing.c

ms5/accel-sim/plumbing.h

ms5/accel-sim/sim.cpp

ms5/accel-sim/sim.h

ms5/app/driver.c

ms5/app/driver.h

ms5/app/matmul-accel.c

ms5/common/reg_defs.h

ms5/hw_comb/matmul_comb.v

ms5/hw_comb/top.v

ms5/hw_vec/matmul_calc.v

ms5/hw_vec/matmul_fetch.v

ms5/hw_vec/matmul_vec.v

ms5/hw_vec/top.v

ms5/hwresults/comb.csv

ms5/hwresults/config.json