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 $$(@D)/.DIR 78 79%/.DIR : 80 @mkdir -p $(@D) 81 @touch $@ 82 83.PRECIOUS: %/.DIR 84 85all dbg:; @$(MAKE) $(MFLAGS) $(libceed) $(tests) 86opt:;NDEBUG=1 $(MAKE) $(MFLAGS) $(libceed) $(tests) 87 88$(libceed) : $(ref.o) 89ifdef OCCA_DIR 90 $(libceed) : LDFLAGS += -L$(OCCA_DIR)/lib -Wl,-rpath,$(OCCA_DIR)/lib 91 $(libceed) : LDLIBS += -locca -lrt -ldl 92 $(libceed) : $(occa.o) 93 $(occa.o) : CFLAGS += -I$(OCCA_DIR)/include 94endif 95$(libceed) : $(libceed.c:%.c=$(OBJDIR)/%.o) $(ref.c:%.c=$(OBJDIR)/%.o) 96 $(call quiet,CC) $(LDFLAGS) -shared -o $@ $^ $(LDLIBS) 97 98$(OBJDIR)/%.o : $(pwd)/%.c | $$(@D)/.DIR 99 $(call quiet,CC) $(CPPFLAGS) $(CFLAGS) -c -o $@ $< 100 101$(OBJDIR)/% : $(pwd)/tests/%.c | $$(@D)/.DIR 102 $(call quiet,CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -o $@ $^ $(LDLIBS) 103 104$(OBJDIR)/%.o : $(pwd)/examples/%.c | $$(@D)/.DIR 105 $(call quiet,CC) $(CPPFLAGS) $(CFLAGS) -c -o $@ $< 106 107$(tests) $(examples) : $(libceed) 108$(tests) $(examples) : LDFLAGS += -Wl,-rpath,$(LIBDIR) -L$(LIBDIR) 109$(OBJDIR)/t% : tests/t%.c $(libceed) 110$(OBJDIR)/ex% : examples/ex%.c $(libceed) 111 112run-t% : $(OBJDIR)/t% 113 tests/tap.sh $(<:build/%=%) 114 115test : $(tests:$(OBJDIR)/t%=run-t%) 116tst:;@$(MAKE) $(MFLAGS) test 117 118prove : $(tests) 119 $(PROVE) -j $(NPROCS) --exec 'tests/tap.sh' $(tests:$(OBJDIR)/%=%) 120 121examples : $(examples) 122 123.PHONY: clean print test examples astyle 124cln clean : 125 $(RM) *.o $(OBJDIR)/*.o *.d $(OBJDIR)/*.d $(libceed) $(tests) 126 $(RM) -r *.dSYM $(OBJDIR)/backends 127 128### ASTYLE ### 129ASTYLE = astyle --options=.astylerc 130FORMAT_FILES = $(foreach dir,. tests examples backends/ref backends/occa,$(dir)/*.[ch]) 131style: 132 @if ! $(ASTYLE) $(FORMAT_FILES) | grep Formatted; then\ 133 echo "No source files were changed.";\ 134 fi 135 136print : 137 @echo $(VAR)=$($(VAR)) 138 139print-%: 140 $(info [ variable name]: $*) 141 $(info [ origin]: $(origin $*)) 142 $(info [ value]: $(value $*)) 143 $(info [expanded value]: $($*)) 144 $(info ) 145 @true 146 147-include $(libceed.c:%.c=build/%.d) $(tests.c:tests/%.c=build/%.d) 148