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benchmark ?= 1
debug ?= 0
native ?= 1
nop_sync ?= 0
numa ?= 0
LDFLAGS =
CFLAGS =
ifeq (${debug}, 1)
CFLAGS += -g
endif
ifeq (${native}, 1)
CFLAGS += -march=native
endif
ifeq (${numa}, 1)
LDFLAGS += -lnuma
endif
bfs: app.c
gcc -Wall -Wextra -pedantic -O3 ${CFLAGS} -DNUMA=${numa} -DNUMA_MEMCPY=${numa_memcpy} -DNOP_SYNC=${nop_sync} -DWITH_BENCHMARK=${benchmark} -o bfs -fopenmp app.c ${LDFLAGS}
bfs_O0: app.c
gcc -o bfs_O0 -fopenmp app.c
bfs_O2: app.c
gcc -O2 -o bfs_O2 -fopenmp app.c
# each bfs invocation performs 100 iterations
.PHONY: run
run: bfs
./bfs -f ../../data/loc-gowalla_edges.txt
.PHONY: run_O0
run_O0: bfs_O0
OMP_NUM_THREADS=4 ./bfs_O0 -f ../../data/loc-gowalla_edges.txt
.PHONY: run_O2
run_O2: bfs_O2
OMP_NUM_THREADS=4 ./bfs_O2 -f ../../data/loc-gowalla_edges.txt
.PHONY: clean
clean:
rm -f bfs bfs_O0 bfs_O2
.PHONY: all
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