DEPENDENCIES=	glibc-static


CC=		clang
PROG=		spectre
CFLAGS=		-march=native
CFLAGS+=	-W
CFLAGS+=	-Wall
CFLAGS+=	-Werror
CFLAGS+=	-Wno-unused-parameter
CFLAGS+=	-Wno-missing-field-initializers


OPTIMIZATIONS=	0 1 2 3
LINKAGE=	static

OPROGS=		$(foreach O, $(OPTIMIZATIONS), $(addsuffix -O$(O), $(PROG)))
PROGS+=		$(OPROGS) $(foreach L, $(LINKAGE), $(addsuffix -$(L), $(foreach O, $(OPTIMIZATIONS), $(addsuffix -O$(O), $(PROG)))))

.PHONY: clean
.SILENT:
.NOTPARALLEL:

all: $(PROGS)
	echo -e "\033[1mCPU\t\t" $$(LC_ALL=en_US.UTF-8 lscpu | grep "Model name" | cut -d":" -f 2 | sort | uniq | awk '{$$1=$$1;print}')
	echo -e "Kernel\t\t"     $$(uname -a)
	echo -e "Test date\t"    $$(date "+%d-%m-%Y")
	echo -e "Clang\t\t"      $$(clang -v 2>&1 | head -n 1)"\033[0m"
	for p in $(PROGS); do \
		sleep 1; \
		echo -e "\033[4m$$p\033[0m "; \
		taskset 01 ./$$p; \
		echo; done


$(foreach O, $(OPTIMIZATIONS), $(addsuffix -O$(O), $(PROG))):
	$(CC) $(CFLAGS) -$(word 2, $(subst -, ,$@))  -o $@ $(PROG).c

$(foreach L, $(LINKAGE), $(addsuffix -$(L), $(foreach O, $(OPTIMIZATIONS), $(addsuffix -O$(O), $(PROG))))):
	$(CC) $(addprefix -, $(word 3, $(subst -, ,$@))) $(CFLAGS) -$(word 2, $(subst -, ,$@))  -o $@ $(PROG).c


clean:
	rm -rf $(PROGS)