mkldnn.mk

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# to you under the Apache License, Version 2.0 (the
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ifeq ($(USE_MKLDNN), 1)
	MKLDNN_SUBMODDIR = $(ROOTDIR)/3rdparty/mkldnn
	MKLDNN_BUILDDIR = $(MKLDNN_SUBMODDIR)/build
	MXNET_LIBDIR = $(ROOTDIR)/lib
	MXNET_INCLDIR = $(ROOTDIR)/include
	MKLDNN_LIBFILE = $(MKLDNNROOT)/lib/libdnnl.a
endif

mkldnn_FLAGS  = -DCMAKE_INSTALL_PREFIX=$(MKLDNNROOT)
mkldnn_FLAGS += -DCMAKE_INSTALL_LIBDIR=lib
mkldnn_FLAGS += -B$(MKLDNN_BUILDDIR)
mkldnn_FLAGS += -DMKLDNN_ARCH_OPT_FLAGS=""
mkldnn_FLAGS += -DMKLDNN_BUILD_TESTS=OFF
mkldnn_FLAGS += -DMKLDNN_BUILD_EXAMPLES=OFF
mkldnn_FLAGS += -DMKLDNN_ENABLE_JIT_PROFILING=OFF
mkldnn_FLAGS += -DMKLDNN_LIBRARY_TYPE=STATIC
mkldnn_FLAGS += -DDNNL_ENABLE_CONCURRENT_EXEC=ON

ifneq ($(USE_OPENMP), 1)
	mkldnn_FLAGS += -DMKLDNN_CPU_RUNTIME=SEQ
endif

ifeq ($(DEBUG), 1)
	mkldnn_FLAGS += -DCMAKE_BUILD_TYPE=Debug
endif

.PHONY: mkldnn mkldnn_clean

mkldnn_build: $(MKLDNN_LIBFILE)

$(MKLDNN_LIBFILE):
	mkdir -p $(MKLDNNROOT)/lib
	cmake $(MKLDNN_SUBMODDIR) $(mkldnn_FLAGS)
	$(MAKE) -C $(MKLDNN_BUILDDIR) VERBOSE=1
	$(MAKE) -C $(MKLDNN_BUILDDIR) install
	cp $(MKLDNN_BUILDDIR)/include/dnnl_version.h $(MXNET_INCLDIR)/mkldnn/.
	cp $(MKLDNN_BUILDDIR)/include/dnnl_config.h $(MXNET_INCLDIR)/mkldnn/.

mkldnn_clean:
	$(RM) -r 3rdparty/mkldnn/build
	$(RM) -r include/mkldnn/dnnl_version.h
	$(RM) -r include/mkldnn/dnnl_config.h

ifeq ($(USE_MKLDNN), 1)
mkldnn: mkldnn_build
else
mkldnn:
endif