Vortex 2.0 changes:

+ Microarchitecture optimizations
+ 64-bit support
+ Xilinx FPGA support
+ LLVM-16 support
+ Refactoring and quality control fixes

runtime/rtlsim/Makefile

@@ -0,0 +1,45 @@
+XLEN ?= 32
+
+RTLSIM_DIR = ../../sim/rtlsim
+
+CXXFLAGS += -std=c++11 -Wall -Wextra -pedantic -Wfatal-errors
+CXXFLAGS += -I../include -I../common -I../../hw -I$(RTLSIM_DIR) -I$(RTLSIM_DIR)/../common
+CXXFLAGS += -DXLEN_$(XLEN)
+
+# Position independent code
+CXXFLAGS += -fPIC
+
+# Add external configuration
+CXXFLAGS += $(CONFIGS)
+
+# Dump perf stats
+CXXFLAGS += -DDUMP_PERF_STATS
+
+LDFLAGS += -shared -pthread
+LDFLAGS += -L. -lrtlsim
+
+SRCS = vortex.cpp ../common/utils.cpp
+
+# Debugigng
+ifdef DEBUG
+	CXXFLAGS += -g -O0
+else    
+	CXXFLAGS += -O2 -DNDEBUG
+endif
+
+# Enable perf counters
+ifdef PERF
+	CXXFLAGS += -DPERF_ENABLE
+endif
+
+PROJECT = libvortex.so
+
+all: $(PROJECT)
+	
+$(PROJECT): $(SRCS)
+	DESTDIR=../../runtime/rtlsim $(MAKE) -C $(RTLSIM_DIR) ../../runtime/rtlsim/librtlsim.so
+	$(CXX) $(CXXFLAGS) $(SRCS) $(LDFLAGS) -o $(PROJECT)
+
+clean:
+	DESTDIR=../../runtime/rtlsim $(MAKE) -C $(RTLSIM_DIR) clean
+	rm -rf $(PROJECT) *.o