1# Copyright (c) 2017, Lawrence Livermore National Security, LLC. Produced at 2# the Lawrence Livermore National Laboratory. LLNL-CODE-734707. All Rights 3# reserved. See files LICENSE and NOTICE for details. 4# 5# This file is part of CEED, a collection of benchmarks, miniapps, software 6# libraries and APIs for efficient high-order finite element and spectral 7# element discretizations for exascale applications. For more information and 8# source code availability see http://github.com/ceed. 9# 10# The CEED research is supported by the Exascale Computing Project 17-SC-20-SC, 11# a collaborative effort of two U.S. Department of Energy organizations (Office 12# of Science and the National Nuclear Security Administration) responsible for 13# the planning and preparation of a capable exascale ecosystem, including 14# software, applications, hardware, advanced system engineering and early 15# testbed platforms, in support of the nation's exascale computing imperative. 16 17CC ?= gcc 18 19NDEBUG ?= 20LDFLAGS ?= 21LOADLIBES ?= 22TARGET_ARCH ?= 23 24# env variable OCCA_DIR should point to OCCA-1.0 branch 25 26pwd = $(patsubst %/,%,$(dir $(abspath $(firstword $(MAKEFILE_LIST))))) 27 28SANTIZ = -fsanitize=address -fsanitize=undefined -fno-omit-frame-pointer 29CFLAGS = -std=c99 -Wall -Wextra -Wno-unused-parameter -fPIC -MMD -MP -march=native 30CFLAGS += $(if $(NDEBUG),-O2,-g) 31CFLAGS += $(if $(NDEBUG),,)#$(SANTIZ)) 32LDFLAGS += $(if $(NDEBUG),,)#$(SANTIZ)) 33CPPFLAGS = -I. 34LDLIBS = -lm 35OBJDIR := build 36LIBDIR := . 37NPROCS := $(shell getconf _NPROCESSORS_ONLN) 38MFLAGS := -j $(NPROCS) --warn-undefined-variables \ 39 --no-print-directory --no-keep-going 40 41PROVE ?= prove 42DARWIN := $(filter Darwin,$(shell uname -s)) 43SO_EXT := $(if $(DARWIN),dylib,so) 44 45libceed := $(LIBDIR)/libceed.$(SO_EXT) 46libceed.c := $(wildcard ceed*.c) 47tests.c := $(sort $(wildcard tests/t[0-9][0-9]-*.c)) 48tests := $(tests.c:tests/%.c=$(OBJDIR)/%) 49examples.c := $(sort $(wildcard examples/*.c)) 50examples := $(examples.c:examples/%.c=$(OBJDIR)/%) 51# backends/[ref & occa] 52ref.c := $(sort $(wildcard backends/ref/*.c)) 53ref.o := $(ref.c:%.c=$(OBJDIR)/%.o) 54occa.c := $(sort $(wildcard backends/occa/*.c)) 55occa.o := $(occa.c:%.c=$(OBJDIR)/%.o) 56 57# Output color rules 58COLOR_OFFSET = 3 59COLOR = $(shell echo $(rule_path)|cksum|cut -b1-2) 60rule_path = $(notdir $(patsubst %/,%,$(dir $<))) 61rule_file = $(basename $(notdir $@)) 62rule_dumb = @echo -e $(rule_path)/$(rule_file) 63rule_term = @echo -e \\e[38\;5\;$(shell echo $(COLOR)+$(COLOR_OFFSET)|bc -l)\;1m\ 64 $(rule_path)\\033[m/\\033[\m$(rule_file)\\033[m 65# if TERM=dumb, use it, otherwise switch to the term one 66output = $(if $(TERM:dumb=),$(rule_term),$(rule_dumb)) 67 68V ?= 0 69ifeq ($(V),0) 70 quiet = @printf " %10s %s\n" "$1" "$@"; $($(1)) 71else 72 quiet = $($(1)) 73endif 74 75.SUFFIXES: 76.SUFFIXES: .c .o .d 77.SECONDEXPANSION: # to expand $$(@D)/.DIR 78 79%/.DIR : 80 @mkdir -p $(@D) 81 @touch $@ 82 83.PRECIOUS: %/.DIR 84 85all dbg:; @$(MAKE) $(MFLAGS) $(libceed) $(tests) 86opt:;NDEBUG=1 $(MAKE) $(MFLAGS) $(libceed) $(tests) 87 88 89$(libceed) : $(ref.o) 90ifdef OCCA_DIR 91 $(libceed) : LDFLAGS += -L$(OCCA_DIR)/lib -Wl,-rpath,$(OCCA_DIR)/lib 92 $(libceed) : LDLIBS += -locca -lrt -ldl 93 $(libceed) : $(occa.o) 94 $(occa.o) : CFLAGS += -I$(OCCA_DIR)/include 95endif 96$(libceed) : $(libceed.c:%.c=$(OBJDIR)/%.o) $(ref.c:%.c=$(OBJDIR)/%.o) 97 $(call quiet,CC) $(LDFLAGS) -shared -o $@ $^ $(LDLIBS) 98 99$(OBJDIR)/%.o : $(pwd)/%.c | $$(@D)/.DIR 100 $(call quiet,CC) $(CPPFLAGS) $(CFLAGS) -c -o $@ $^ 101 102$(OBJDIR)/% : $(pwd)/tests/%.c | $$(@D)/.DIR 103 $(call quiet,CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -o $@ $^ $(LDLIBS) 104 105$(OBJDIR)/%.o : $(pwd)/examples/%.c | $$(@D)/.DIR 106 $(call quiet,CC) $(CPPFLAGS) $(CFLAGS) -c -o $@ $^ 107 108$(tests) $(examples) : $(libceed) 109$(tests) $(examples) : LDFLAGS += -Wl,-rpath,$(LIBDIR) -L$(LIBDIR) 110$(OBJDIR)/t% : tests/t%.c $(libceed) 111$(OBJDIR)/ex% : examples/ex%.c $(libceed) 112 113run-t% : $(OBJDIR)/t% 114 tests/tap.sh $(<:build/%=%) 115 116test : $(tests:$(OBJDIR)/t%=run-t%) 117tst:;@$(MAKE) $(MFLAGS) test 118 119prove : $(tests) 120 $(PROVE) -j $(NPROCS) --exec 'tests/tap.sh' $(tests:$(OBJDIR)/%=%) 121 122examples : $(examples) 123 124.PHONY: clean print test examples astyle 125cln clean : 126 $(RM) *.o $(OBJDIR)/*.o *.d $(OBJDIR)/*.d $(libceed) $(tests) 127 $(RM) -r *.dSYM $(OBJDIR)/backends 128 129### ASTYLE ### 130ASTYLE = astyle --options=.astylerc 131FORMAT_FILES = $(foreach dir,. tests examples occa,$(dir)/*.[ch]) 132style: 133 @if ! $(ASTYLE) $(FORMAT_FILES) | grep Formatted; then\ 134 echo "No source files were changed.";\ 135 fi 136 137print : 138 @echo $(VAR)=$($(VAR)) 139 140print-%: 141 $(info [ variable name]: $*) 142 $(info [ origin]: $(origin $*)) 143 $(info [ value]: $(value $*)) 144 $(info [expanded value]: $($*)) 145 $(info ) 146 @true 147 148-include $(libceed.c:%.c=%.d) $(tests.c:%.c=%.d) 149