simulation framework refactoring

sim/simX/Makefile

@@ -0,0 +1,49 @@
+#CXXFLAGS += -std=c++11 -O2 -Wall -Wextra -Wfatal-errors 
+CXXFLAGS += -std=c++11 -g -O0 -Wall -Wextra -Wfatal-errors
+
+CXXFLAGS += -fPIC -Wno-maybe-uninitialized
+CXXFLAGS += -I. -I../common -I../../hw
+CXXFLAGS += -DDUMP_PERF_STATS
+
+TOP = vx_cache_sim
+
+RTL_DIR = ../hw/rtl
+
+PROJECT = simX
+
+SRCS = ../common/util.cpp ../common/mem.cpp 
+SRCS += args.cpp pipeline.cpp warp.cpp core.cpp decode.cpp execute.cpp main.cpp
+
+OBJS := $(patsubst %.cpp, obj_dir/%.o, $(notdir $(SRCS)))
+VPATH := $(sort $(dir $(SRCS)))
+
+#$(info OBJS is $(OBJS))
+#$(info VPATH is $(VPATH))
+
+# Debugigng
+ifdef DEBUG
+	CXXFLAGS += -DDEBUG_LEVEL=$(DEBUG)
+else    
+	CXXFLAGS += -DNDEBUG
+endif
+
+all: $(PROJECT)
+
+$(PROJECT): $(SRCS)
+	$(CXX) $(CXXFLAGS) $^ $(LDFLAGS) -o $@
+
+obj_dir/%.o: %.cpp
+	mkdir -p obj_dir
+	$(CXX) $(CXXFLAGS) -c $< -o $@
+
+static: $(OBJS)
+	$(AR) rs lib$(PROJECT).a $(OBJS)
+
+.depend: $(SRCS)
+	$(CXX) $(CXXFLAGS) -MM $^ > .depend;
+
+clean-objdir:
+	rm -rf obj_dir .depend
+
+clean: clean-objdir
+	rm -rf $(PROJECT) lib$(PROJECT).a