# set latexfile to the name of the main file without the .tex
latexfile = matmul
TARGETDIR = ~/public_html/Courses/P2200_15F/downloads

LATEX      = pdflatex
PDFVIEWER  = evince
EDITOR     = /usr/bin/emacs -fn 9x15 -g 90x34+100+40

CC         = clang
GNUPLOT    = gnuplot
INDENT     = indent

LDFLAGS = -Ofast
CFLAGS  = -Weverything -Wextra -pedantic $(LDFLAGS)

LIBS += -lopenblas -lpthread -lm

.SUFFIXES:
.SUFFIXES:  .o .c .res .tex

.PHONY: clean show pdf veryclean indent

%.res: matmul-%-$(CC)
	./$< > $@ &

all: matmul-naive-$(CC) matmul-dgemm-$(CC)

OBJS = matmul-driver.o matmul-dgemm-drv.o timer.o
SRCS = $(OBJS:.o=.c)
HDRS = $(OBJS:.o=.h)
DEPS = $(OBJS:.o=.d)

matmul-dgemm-$(CC): $(OBJS)
	$(CC) $(LDFLAGS) $^ $(LIBS) -o $@

OBJS1 = matmul-driver.o matmul-naive-drv.o matmul-naive.o timer.o
SRCS1 = $(OBJS1:.o=.c)
HDRS1 = $(OBJS1:.o=.h)
DEPS1 = $(OBJS1:.o=.d)

matmul-naive-$(CC): $(OBJS1)
	$(CC) $(LDFLAGS) $^ $(LIBS) -o $@

indent:
	$(INDENT) $(SRCS) $(SRCS1)

show: naive.res dgemm.res performance.gp
	$(GNUPLOT) performance.gp
	evince performance.pdf >& /dev/null &

pdf: $(latexfile).tex performance.pdf performance.gp matmul-naive.c
	while ($(LATEX) $(latexfile) ; \
	grep -q "Rerun to get cross" $(latexfile).log ) do true ; \
	done

edit: $(latexfile).tex
	$(EDITOR) $(latexfile).tex 2> /dev/null &

clean:
	rm -f matmul-dgemm-$(CC) $(OBJS)  $(DEPS)
	rm -f matmul-naive-$(CC) $(OBJS1) $(DEPS1)
	rm -f $(latexfile).log 
	rm -f $(latexfile).out
	rm -f $(latexfile).aux
	rm -f *.*~

veryclean: clean
	rm -f naive.res dgemm.res
	rm -f performance.pdf
	rm -f $(latexfile).pdf

upload: pdf clean
	chmod go+r $(latexfile).pdf
	mv $(latexfile).pdf $(TARGETDIR)