simulation framework refactoring

sim/rtlsim/Makefile

@@ -0,0 +1,123 @@
+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../../../hw -I../../common
+CXXFLAGS += -I$(VERILATOR_ROOT)/include -I$(VERILATOR_ROOT)/include/vltstd
+
+# control RTL debug print states
+DBG_PRINT_FLAGS += -DDBG_PRINT_PIPELINE  
+DBG_PRINT_FLAGS += -DDBG_PRINT_CORE_ICACHE
+DBG_PRINT_FLAGS += -DDBG_PRINT_CORE_DCACHE
+DBG_PRINT_FLAGS += -DDBG_PRINT_CACHE_BANK 
+DBG_PRINT_FLAGS += -DDBG_PRINT_CACHE_MSHR
+DBG_PRINT_FLAGS += -DDBG_PRINT_CACHE_TAG
+DBG_PRINT_FLAGS += -DDBG_PRINT_CACHE_DATA
+DBG_PRINT_FLAGS += -DDBG_PRINT_MEM
+DBG_PRINT_FLAGS += -DDBG_PRINT_OPAE
+DBG_PRINT_FLAGS += -DDBG_PRINT_AVS
+DBG_PRINT_FLAGS += -DDBG_PRINT_SCOPE
+
+DBG_FLAGS += $(DBG_PRINT_FLAGS)
+DBG_FLAGS += -DDBG_CACHE_REQ_INFO
+DBG_FLAGS += -DVCD_OUTPUT
+
+SINGLECORE = -DNUM_CLUSTERS=1 -DNUM_CORES=1 -DL2_ENABLE=0
+MULTICORE  = -DNUM_CLUSTERS=1 -DNUM_CORES=2 -DL2_ENABLE=0
+
+RTL_DIR=../../hw/rtl
+DPI_DIR=../../hw/dpi
+
+FPU_INCLUDE = -I$(RTL_DIR)/fp_cores -I$(RTL_DIR)/fp_cores/fpnew/src/common_cells/include -I$(RTL_DIR)/fp_cores/fpnew/src/common_cells/src -I$(RTL_DIR)/fp_cores/fpnew/src/fpu_div_sqrt_mvp/hdl -I$(RTL_DIR)/fp_cores/fpnew/src
+RTL_INCLUDE = -I$(RTL_DIR) -I$(DPI_DIR) -I$(RTL_DIR)/libs -I$(RTL_DIR)/interfaces -I$(RTL_DIR)/cache -I$(RTL_DIR)/simulate $(FPU_INCLUDE)
+
+SRCS = ../common/util.cpp ../common/mem.cpp
+SRCS += $(DPI_DIR)/util_dpi.cpp $(DPI_DIR)/float_dpi.cpp
+SRCS += simulator.cpp
+
+ifdef AXI_BUS
+	TOP = Vortex_axi
+	CFLAGS += -DAXI_BUS
+else
+	TOP = Vortex
+endif
+
+VL_FLAGS = --cc $(TOP) --top-module $(TOP)
+VL_FLAGS += -O2 --language 1800-2009 --assert -Wall -Wpedantic
+VL_FLAGS += -Wno-DECLFILENAME -Wno-REDEFMACRO
+VL_FLAGS += --x-initial unique --x-assign unique
+VL_FLAGS += verilator.vlt
+VL_FLAGS += $(CONFIGS)
+VL_FLAGS += $(RTL_INCLUDE)
+
+# Debugigng
+ifdef DEBUG
+	VL_FLAGS += -DVCD_OUTPUT --trace --trace-structs $(DBG_FLAGS)
+	CXXFLAGS += -DVCD_OUTPUT $(DBG_FLAGS)
+else    
+	VL_FLAGS += -DNDEBUG
+	CXXFLAGS += -DNDEBUG
+endif
+
+# Enable perf counters
+ifdef PERF
+	VL_FLAGS += -DPERF_ENABLE
+	CXXFLAGS += -DPERF_ENABLE
+endif
+
+# ALU backend
+VL_FLAGS += -DIMUL_DPI
+VL_FLAGS += -DIDIV_DPI
+
+# FPU backend
+FPU_CORE ?= FPU_FPNEW
+VL_FLAGS += -D$(FPU_CORE)
+
+THREADS ?= $(shell python3 -c 'import multiprocessing as mp; print(max(1, mp.cpu_count() // 2))')
+
+OBJS := $(patsubst %.cpp, obj_dir/%.o, $(notdir $(SRCS)))
+VPATH := $(sort $(dir $(SRCS)))
+
+#$(info OBJS is $(OBJS))
+#$(info VPATH is $(VPATH))
+
+PROJECT = rtlsim
+
+all: build-s
+
+build-s:
+	verilator --build --exe main.cpp $(SRCS) $(VL_FLAGS) -DNDEBUG  $(SINGLECORE) -CFLAGS '$(CXXFLAGS) -DNDEBUG $(SINGLECORE)' -o ../$(PROJECT)
+	
+build-sd: 
+	verilator --build --exe main.cpp $(SRCS) $(VL_FLAGS) $(SINGLECORE) -CFLAGS '$(CXXFLAGS) $(DBG_FLAGS) $(SINGLECORE)' --trace --trace-structs $(DBG_FLAGS) -o ../$(PROJECT)
+
+build-st:
+	verilator --build --exe main.cpp $(SRCS) $(VL_FLAGS) -DNDEBUG $(SINGLECORE) -CFLAGS '$(CXXFLAGS) -DNDEBUG $(SINGLECORE)' --threads $(THREADS) -o ../$(PROJECT)
+
+build-m:
+	verilator --build --exe main.cpp $(SRCS) $(VL_FLAGS) -DNDEBUG $(MULTICORE) -CFLAGS '$(CXXFLAGS) -DNDEBUG $(MULTICORE)' -o ../$(PROJECT)
+
+build-md:
+	verilator --build --exe main.cpp $(SRCS) $(VL_FLAGS) $(MULTICORE) -CFLAGS '$(CXXFLAGS) $(DBG_FLAGS) $(MULTICORE)' --trace --trace-structs $(DBG_FLAGS) -o ../$(PROJECT)
+
+build-mt:
+	verilator --build --exe main.cpp $(SRCS) $(VL_FLAGS) -DNDEBUG $(MULTICORE) -CFLAGS '$(CXXFLAGS) -DNDEBUG $(MULTICORE)' --threads $(THREADS) -o ../$(PROJECT)
+
+obj_dir/V$(TOP)__ALL.a:
+	verilator --build $(VL_FLAGS) -CFLAGS '$(CXXFLAGS)'
+
+obj_dir/%.o: %.cpp
+	cd obj_dir && $(CXX) $(CXXFLAGS) -c ../$< -o $(notdir $@)
+
+obj_dir/verilated.o: $(VERILATOR_ROOT)/include/verilated.cpp
+	cd obj_dir && $(CXX) $(CXXFLAGS) -c $< -o verilated.o
+
+static: obj_dir/V$(TOP)__ALL.a $(OBJS) obj_dir/verilated.o
+	cp obj_dir/V$(TOP)__ALL.a lib$(PROJECT).a
+	$(AR) rs lib$(PROJECT).a $(OBJS) obj_dir/verilated.o
+
+clean-objdir:
+	rm -rf obj_dir
+
+clean: clean-objdir
+	rm -rf $(PROJECT) lib$(PROJECT).a