Makefile

BIN        = lttng-ust-benchmarks basic-benchmark basic-benchmark-ust \
             sha2-benchmark sha2-benchmark-ust basic-benchmark-gen-tp
CFLAGS    += -std=gnu99 -g -O2 -Wall -D_GNU_SOURCE -D_LGPL_SOURCE -DNDEBUG
CFLAGS    += $(shell pkg-config --cflags lttng-ust)

LDFLAGS   += -lrt -ldl
LDFLAGS   += $(shell pkg-config --libs lttng-ust)

UST_FLAGS  = -DWITH_UST
ARTIFACTS  = message.tp.c message.tp.h sum.tp.c sum.tp.h \
             benchmarks.json jenkins_plot_data

RANDOM_TP_COUNT = 16
RANDOM_TP_OBJ = $(foreach i,$(shell seq $(RANDOM_TP_COUNT)), random_tp_$(i).tp.o)

PYTHON ?= python3

LTTNG_GEN_TP ?= $(shell command -v lttng-gen-tp)

.PHONY: all clean kernel-benchmark

all: $(BIN)

generated_tp.h:
	$(PYTHON) ./tpgen.py $(RANDOM_TP_COUNT)

lttng-ust-benchmarks: lttng-ust-benchmarks.c shared_events.o
	$(CC) -o $@ $^ $(CFLAGS) $(LDFLAGS)

basic-benchmark: basic-benchmark.c shared_events.o
	$(CC) -o $@ $^ $(CFLAGS) $(LDFLAGS)

basic-benchmark-ust: basic-benchmark.c shared_events.o sum.tp.o
	$(CC) -o $@ $^ $(CFLAGS) $(LDFLAGS) $(UST_FLAGS)

basic-benchmark-gen-tp: basic-benchmark.c shared_events.o $(RANDOM_TP_OBJ)
	$(CC) -o $@ $^ $(CFLAGS) $(LDFLAGS) $(UST_FLAGS) -DUSE_GENERATED_TP

sha2-benchmark: sha2-benchmark.c shared_events.o sha2.o
	$(CC) -o $@ $^ $(CFLAGS) $(LDFLAGS)

sha2-benchmark-ust: sha2-benchmark.c shared_events.o message.tp.o sha2-ust.o
	$(CC) -o $@ $^ $(CFLAGS) $(LDFLAGS) $(UST_FLAGS)

sha2-ust.o: sha2.c
	$(CC) -c -o $@ $^ $(CFLAGS) $(LDFLAGS) $(UST_FLAGS)

sha2.o: sha2.c
	$(CC) -c -o $@ $^ $(CFLAGS) $(LDFLAGS)

kernel-benchmark:
	make -C kernel-benchmark

# Override implicit rules.
%.tp:;

%.tp.o: %.tp generated_tp.h
	CFLAGS="$(CFLAGS)" $(PYTHON) $(LTTNG_GEN_TP) $< -o $<.o -o $<.c -o $<.h

clean:
	rm -rf $(BIN) $(ARTIFACTS) \
	*.o random_tp*.tp random_tp*.c random_tp*.h generated_tp.h
	make -C kernel-benchmark clean