1ROOTDIR = $(abspath $(dir $(firstword $(MAKEFILE_LIST))))
2DEPDIR = ../..
3SRCDIR = .
4INCDIR = .
5BLDDIR = obj
6OUTDIR = .
7
8CXXFLAGS = $(NULL)
9CFLAGS = $(NULL)
10DFLAGS = -DLIBXSMM_BLAS_CONST
11
12BLAS = 1
13OMP = 1
14SYM = 1
15
16# explore AVX/ARCH=native
17SSE = 0
18
19# include common Makefile artifacts
20include $(DEPDIR)/Makefile.inc
21
22# necessary include directories
23IFLAGS += -I$(call quote,$(INCDIR))
24IFLAGS += -I$(call quote,$(DEPDIR)/include)
25
26OUTNAME := $(shell basename "$(ROOTDIR)")
27HEADERS := $(wildcard $(INCDIR)/*.h) $(wildcard $(INCDIR)/*.hpp) $(wildcard $(INCDIR)/*.hxx) $(wildcard $(INCDIR)/*.hh) \
28           $(wildcard $(SRCDIR)/*.h) $(wildcard $(SRCDIR)/*.hpp) $(wildcard $(SRCDIR)/*.hxx) $(wildcard $(SRCDIR)/*.hh) \
29           $(DEPDIR)/include/libxsmm_source.h
30CPPSRCS := $(wildcard $(SRCDIR)/*.cpp)
31CXXSRCS := $(wildcard $(SRCDIR)/*.cxx)
32CCXSRCS := $(wildcard $(SRCDIR)/*.cc)
33CSOURCS := $(wildcard $(SRCDIR)/*.c)
34CPPOBJS := $(patsubst %,$(BLDDIR)/%,$(notdir $(CPPSRCS:.cpp=-cpp.o)))
35CXXOBJS := $(patsubst %,$(BLDDIR)/%,$(notdir $(CXXSRCS:.cxx=-cxx.o)))
36CCXOBJS := $(patsubst %,$(BLDDIR)/%,$(notdir $(CCXSRCS:.cc=-cc.o)))
37COBJCTS := $(patsubst %,$(BLDDIR)/%,$(notdir $(CSOURCS:.c=-c.o)))
38ifneq (,$(strip $(FC)))
39FXXSRCS := $(wildcard $(SRCDIR)/*.f)
40F77SRCS := $(wildcard $(SRCDIR)/*.F)
41F90SRCS := $(wildcard $(SRCDIR)/*.f90) $(wildcard $(SRCDIR)/*.F90)
42FXXOBJS := $(patsubst %,$(BLDDIR)/%,$(notdir $(FXXSRCS:.f=-f.o)))
43F77OBJS := $(patsubst %,$(BLDDIR)/%,$(notdir $(F77SRCS:.F=-f77.o)))
44F90OBJS := $(patsubst %,$(BLDDIR)/%,$(notdir $(F90SRCS:.f90=-f90.o)))
45F90OBJS := $(patsubst %,$(BLDDIR)/%,$(notdir $(F90OBJS:.F90=-f90.o)))
46endif
47SOURCES := $(CPPSRCS) $(CXXSRCS) $(CCXSRCS) $(CSOURCS)
48OBJECTS := $(CPPOBJS) $(CXXOBJS) $(CCXOBJS) $(COBJCTS)
49FTNSRCS := $(FXXSRCS) $(F77SRCS) $(F90SRCS)
50MODULES := $(addsuffix .mod,$(basename $(FTNSRCS))) $(addsuffix .modmic,$(basename $(FTNSRCS)))
51FTNOBJS := $(FXXOBJS) $(F77OBJS) $(F90OBJS)
52XFILES := $(OUTDIR)/$(OUTNAME)_smm $(OUTDIR)/$(OUTNAME)_tensor
53
54ifneq (0,$(EIGEN))
55ifeq (,$(strip $(EIGENROOT)))
56  ifneq (,$(wildcard $(DEPDIR)/../eigen*/Eigen/Dense))
57    EIGENROOT = $(lastword $(sort $(wildcard $(DEPDIR)/../eigen*)))
58  else ifneq (,$(wildcard $(HOME)/eigen*/Eigen/Dense))
59    EIGENROOT = $(lastword $(sort $(wildcard $(HOME)/eigen*)))
60  else ifneq (,$(wildcard /usr/include/eigen3/Eigen/Dense))
61    EIGENROOT = /usr/include/eigen3
62  else ifneq (,$(wildcard /usr/local/opt/eigen/include/eigen3/Eigen/Dense))
63    EIGENROOT = /usr/local/opt/eigen/include/eigen3
64  endif
65endif
66endif
67
68ifneq (,$(EIGENROOT))
69  DFLAGS += -D__EIGEN
70  IFLAGS += -I$(call quote,$(EIGENROOT))
71  EIGEN ?= 1
72  ifneq (0,$(MKL))
73    DFLAGS += -DEIGEN_USE_MKL_ALL
74  endif
75  ifneq (0,$(shell echo "$$((1 < $(BLAS) || 1 < $(EIGEN)))"))
76    DFLAGS += -DEIGEN_USE_THREADS
77  else
78    DFLAGS += -DEIGEN_DONT_PARALLELIZE
79  endif
80  ifneq (,$(wildcard $(EIGENROOT)/unsupported/Eigen/CXX11/ThreadPool))
81    DFLAGS += -D__EIGEN_UNSUPPORTED
82  endif
83else
84  EIGEN := 0
85endif
86
87.PHONY: all
88all: $(XFILES)
89
90.PHONY: compile
91compile: $(OBJECTS) $(FTNOBJS)
92
93# no need to link against any of LIBXSMM's libraries since the sample code uses header-only LIBXSMM
94$(OUTDIR)/$(OUTNAME)_smm: $(OUTDIR)/.make $(BLDDIR)/$(OUTNAME)_smm-cpp.o $(DEPDIR)/include/libxsmm_source.h
95	$(LD) -o $@ $(BLDDIR)/$(OUTNAME)_smm-cpp.o $(SLDFLAGS) $(LDFLAGS) $(CLDFLAGS)
96
97# no need to link against any of LIBXSMM's libraries since the sample code uses header-only LIBXSMM
98$(OUTDIR)/$(OUTNAME)_tensor: $(OUTDIR)/.make $(BLDDIR)/$(OUTNAME)_tensor-cpp.o $(DEPDIR)/include/libxsmm_source.h
99	$(LD) -o $@ $(BLDDIR)/$(OUTNAME)_tensor-cpp.o $(SLDFLAGS) $(LDFLAGS) $(CLDFLAGS)
100
101$(BLDDIR)/%-cpp.o: $(SRCDIR)/%.cpp .state $(BLDDIR)/.make $(HEADERS) Makefile $(DEPDIR)/Makefile.inc
102	$(CXX) $(DFLAGS) $(IFLAGS) $(CXXFLAGS) $(CTARGET) -c $< -o $@
103
104$(BLDDIR)/%-c.o: $(SRCDIR)/%.c .state $(BLDDIR)/.make $(HEADERS) Makefile $(DEPDIR)/Makefile.inc
105	$(CC) $(DFLAGS) $(IFLAGS) $(CFLAGS) $(CTARGET) -c $< -o $@
106
107$(BLDDIR)/%-f.o: $(SRCDIR)/%.f .state $(BLDDIR)/.make Makefile $(DEPDIR)/Makefile.inc
108	$(FC) $(FCMTFLAGS) $(DFLAGS) $(IFLAGS) $(FCFLAGS) $(FTARGET) -c $< -o $@
109
110$(BLDDIR)/%-f90.o: $(SRCDIR)/%.f90 .state $(BLDDIR)/.make Makefile $(DEPDIR)/Makefile.inc
111	$(FC) $(FCMTFLAGS) $(DFLAGS) $(IFLAGS) $(FCFLAGS) $(FTARGET) -c $< -o $@
112
113$(BLDDIR)/%-f90.o: $(SRCDIR)/%.F90 .state $(BLDDIR)/.make Makefile $(DEPDIR)/Makefile.inc
114	$(FC) $(FCMTFLAGS) $(DFLAGS) $(IFLAGS) $(FCFLAGS) $(FTARGET) -c $< -o $@
115
116$(BLDDIR)/%-f77.o: $(SRCDIR)/%.F .state $(BLDDIR)/.make Makefile $(DEPDIR)/Makefile.inc
117	$(FC) $(FCMTFLAGS) $(DFLAGS) $(IFLAGS) $(FCFLAGS) $(FTARGET) -c $< -o $@
118
119.PHONY: clean
120clean:
121ifneq ($(call qapath,$(BLDDIR)),$(ROOTDIR))
122ifneq ($(call qapath,$(BLDDIR)),$(call qapath,.))
123	@rm -rf $(BLDDIR)
124endif
125endif
126ifneq (,$(wildcard $(BLDDIR))) # still exists
127	@rm -f $(OBJECTS) $(OBJECTX) $(FTNOBJS) $(FTNOBJX) *__genmod.* fit.log *.dat
128	@rm -f $(BLDDIR)/*.gcno $(BLDDIR)/*.gcda $(BLDDIR)/*.gcov
129endif
130	@rm -f .make .state
131
132.PHONY: realclean
133realclean: clean
134ifneq ($(call qapath,$(OUTDIR)),$(ROOTDIR))
135ifneq ($(call qapath,$(OUTDIR)),$(call qapath,.))
136	@rm -rf $(OUTDIR)
137endif
138endif
139ifneq (,$(wildcard $(OUTDIR))) # still exists
140	@rm -f $(OUTDIR)/libxsmm.$(DLIBEXT) $(OUTDIR)/*.stackdump
141	@rm -f $(XFILES) $(MODULES)
142endif
143
144