fft-benchmark/Makefile

BIN = benchmark
SRC = $(wildcard *.c)
OBJS = $(subst .c,.o,$(SRC))
DEPS = .deps/oclfft/src/liboclfft.so

CFLAGS ?= -O3 -Wall -Werror -std=c99 -fmessage-length=0 -I/usr/local/cuda/include
LDFLAGS ?= -lOpenCL
LIBS_MSG = ""

AMD_FFT_EXISTS = $(shell pkg-config --exists clFFT && echo "1" || echo "0")

ifeq ($(AMD_FFT_EXISTS),1)
	override CPPFLAGS += -DHAVE_AMD_FFT
	override CFLAGS += $(shell pkg-config --cflags clFFT)
	override LDFLAGS += $(shell pkg-config --libs clFFT)
	LIBS_MSG += " +amd"
endif


override CPPFLAGS += -DHAVE_APPLE_FFT
override CFLAGS += -I.deps/oclfft/src
override LDFLAGS += -L.deps/oclfft/src -loclfft -Wl,-rpath=.deps/oclfft/src
LIBS_MSG += " +apple"


FFTW_EXISTS = $(shell pkg-config --exists fftw3 && echo "1" || echo "0")

ifeq ($(FFTW_EXISTS),1)
	override CPPFLAGS += -DHAVE_FFTW
	override CFLAGS += $(shell pkg-config --cflags fftw3)
	override LDFLAGS += $(shell pkg-config --libs fftw3)
	LIBS_MSG += " +fftw"
endif

.PHONY: all clean distclean run

all: $(BIN)

%.o: %.c Makefile
	@echo [CC] $@
	@$(CC) $(CPPFLAGS) $(CFLAGS) -c $< -o $@

$(BIN): $(OBJS) $(DEPS)
	@echo [LD] $@
	@$(CC) $(OBJS) -o $@ $(LDFLAGS)
	@echo "     built with:$(LIBS_MSG)"

run: $(BIN)
	@echo "Run benchmark"
	@./benchmark

clean:
	rm -f $(BIN) $(OBJS)

distclean:
	rm -rf .deps

$(DEPS):
	@mkdir -p .deps
	@git clone http://ufo.kit.edu/git/oclfft .deps/oclfft
	@cd .deps/oclfft; cmake .; make