refactoring fixes

driver/rtlsim/Makefile

@@ -0,0 +1,46 @@
+# CFLAGS += -std=c++11 -O3 -Wall -Wextra -pedantic -Wfatal-errors
+CFLAGS += -std=c++11 -O2 -Wall -Wextra -pedantic -Wfatal-errors
+# CFLAGS += -std=c++11 -g -O0 -Wall -Wextra -pedantic -Wfatal-errors
+
+USE_MULTICORE=1
+
+CFLAGS += -I../../include -I../../../hw/simulate -I../../../runtime
+
+CFLAGS += -fPIC
+
+CFLAGS += -DUSE_RTLSIM
+
+LDFLAGS += -shared -pthread
+
+ifdef USE_MULTICORE
+	CFLAGS += -DUSE_MULTICORE
+	RTL_TOP = Vortex_Socket
+else
+    VL_FLAGS += -DSINGLE_CORE_BENCH
+	RTL_TOP = Vortex
+endif
+
+SRCS = vortex.cpp ../common/vx_utils.cpp ../../hw/simulate/simulator.cpp
+
+RTL_INCLUDE = -I../../hw/rtl -I../../hw/rtl/interfaces -I../../hw/rtl/cache -I../../hw/rtl/generic_cache -I../../hw/rtl/shared_memory -I../../hw/rtl/pipe_regs -I../../hw/rtl/compat
+
+# Enable Verilator multithreaded simulation
+#THREADS ?= $(shell python3 -c 'import multiprocessing as mp; print(max(1, mp.cpu_count() // 2))')
+#VL_FLAGS += --threads $(THREADS)
+
+VL_FLAGS += -Wno-UNDRIVEN --Wno-PINMISSING -Wno-STMTDLY -Wno-WIDTH -Wno-UNSIGNED -Wno-UNOPTFLAT -Wno-LITENDIAN -Wno-BLKLOOPINIT
+
+# Debugigng
+#VL_FLAGS += --trace -DVL_DEBUG=1 
+#CFLAGS += -DVCD_OUTPUT
+
+PROJECT = libvortex.so
+
+all: $(PROJECT)
+	
+$(PROJECT): $(SRCS)
+	verilator --exe --cc $(RTL_TOP).v $(RTL_INCLUDE) $(VL_FLAGS) $(SRCS) -CFLAGS '$(CFLAGS)' -LDFLAGS '$(LDFLAGS)' -o ../$(PROJECT)
+	make -j -C obj_dir -f V$(RTL_TOP).mk
+
+clean:
+	rm -rf $(PROJECT) obj_dir