time-to-botec/lua/makefile

33 lines
1.0 KiB
Makefile

# Interface:
# make
# make build
# make run
# make time-linux
# make install
# make format
# make time-linux-simple
# make profile-linux
SRC=samples.lua
# INTERPETER=lua# < original
INTERPETER=luajit# < faster
run: $(SRC)
$(INTERPETER) $(SRC)
time-linux:
@echo "Requires /bin/time, found on GNU/Linux systems" && echo
@echo "Running 100x and taking avg time of: $(INTERPETER) $(SRC)"
@t=$$(/usr/bin/time -f "%e" -p bash -c 'for i in {1..100}; do $(INTERPETER) $(SRC); done' 2>&1 >/dev/null | grep real | awk '{print $$2}' ); echo "scale=2; 1000 * $$t / 100" | bc | sed "s|^|Time: |" | sed 's|$$|ms|' && echo
time-linux-simple:
@echo "Requires /bin/time, found on GNU/Linux systems" && echo
/bin/time -f "Time: %es" $(INTERPETER) $(SRC) && echo
profile-linux:
@echo "Requires perf, which depends on the kernel version, and might be in linux-tools package or similar"
@echo "Must be run as sudo"
sudo perf record $(INTERPETER) $(SRC)
sudo perf report
rm perf.data