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rocket-chip/emulator/Makefrag-verilator
2017-10-10 23:42:55 -07:00

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3.5 KiB
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#--------------------------------------------------------------------
# Verilator Generation
#--------------------------------------------------------------------
firrtl = $(generated_dir)/$(long_name).fir
verilog = \
$(generated_dir)/$(long_name).v \
$(generated_dir)/$(long_name).behav_srams.v \
.SECONDARY: $(firrtl) $(verilog)
$(generated_dir)/%.fir $(generated_dir)/%.d: $(FIRRTL_JAR) $(chisel_srcs) $(bootrom_img)
mkdir -p $(dir $@)
cd $(base_dir) && $(SBT) "run-main $(PROJECT).Generator $(generated_dir) $(PROJECT) $(MODEL) $(CFG_PROJECT) $(CONFIG)"
%.v %.conf: %.fir $(FIRRTL_JAR)
mkdir -p $(dir $@)
$(FIRRTL) $(patsubst %,-i %,$(filter %.fir,$^)) -o $*.v -X verilog --infer-rw $(MODEL) --repl-seq-mem -c:$(MODEL):-o:$*.conf -faf $*.anno -ffaaf
$(generated_dir)/$(long_name).behav_srams.v : $(generated_dir)/$(long_name).conf $(VLSI_MEM_GEN)
cd $(generated_dir) && \
$(VLSI_MEM_GEN) $(generated_dir)/$(long_name).conf > $@.tmp && \
mv -f $@.tmp $@
# Build and install our own Verilator, to work around versionining issues.
VERILATOR_VERSION=3.904
VERILATOR_SRCDIR ?= verilator/src/verilator-$(VERILATOR_VERSION)
VERILATOR_TARGET := $(abspath verilator/install/bin/verilator)
INSTALLED_VERILATOR ?= $(VERILATOR_TARGET)
$(VERILATOR_TARGET): $(VERILATOR_SRCDIR)/bin/verilator
$(MAKE) -C $(VERILATOR_SRCDIR) installbin installdata
touch $@
$(VERILATOR_SRCDIR)/bin/verilator: $(VERILATOR_SRCDIR)/Makefile
$(MAKE) -C $(VERILATOR_SRCDIR) verilator_bin
touch $@
$(VERILATOR_SRCDIR)/Makefile: $(VERILATOR_SRCDIR)/configure
mkdir -p $(dir $@)
cd $(dir $@) && ./configure --prefix=$(abspath verilator/install)
$(VERILATOR_SRCDIR)/configure: verilator/verilator-$(VERILATOR_VERSION).tar.gz
rm -rf $(dir $@)
mkdir -p $(dir $@)
cat $^ | tar -xz --strip-components=1 -C $(dir $@)
touch $@
verilator/verilator-$(VERILATOR_VERSION).tar.gz:
mkdir -p $(dir $@)
wget http://www.veripool.org/ftp/verilator-$(VERILATOR_VERSION).tgz -O $@
verilator: $(INSTALLED_VERILATOR)
# Run Verilator to produce a fast binary to emulate this circuit.
VERILATOR := $(INSTALLED_VERILATOR) --cc --exe
VERILATOR_FLAGS := --top-module $(MODEL) \
+define+PRINTF_COND=\$$c\(\"verbose\",\"\&\&\"\,\"done_reset\"\) \
+define+RANDOMIZE_GARBAGE_ASSIGN \
+define+STOP_COND=\$$c\(\"done_reset\"\) --assert \
--output-split 20000 \
--output-split-cfuncs 20000 \
-Wno-STMTDLY --x-assign unique \
-I$(base_dir)/vsrc \
-O3 -CFLAGS "$(CXXFLAGS) -DVERILATOR -DTEST_HARNESS=V$(MODEL) -include $(base_dir)/csrc/verilator.h"
cppfiles = $(addprefix $(base_dir)/csrc/, $(addsuffix .cc, $(CXXSRCS)))
headers = $(wildcard $(base_dir)/csrc/*.h)
model_header = $(generated_dir)/$(long_name)/V$(MODEL).h
model_header_debug = $(generated_dir_debug)/$(long_name)/V$(MODEL).h
$(emu): $(verilog) $(cppfiles) $(headers) $(INSTALLED_VERILATOR)
mkdir -p $(generated_dir)/$(long_name)
$(VERILATOR) $(VERILATOR_FLAGS) -Mdir $(generated_dir)/$(long_name) \
-o $(abspath $(sim_dir))/$@ $(verilog) $(cppfiles) -LDFLAGS "$(LDFLAGS)" \
-CFLAGS "-I$(generated_dir) -include $(model_header)"
$(MAKE) VM_PARALLEL_BUILDS=1 -C $(generated_dir)/$(long_name) -f V$(MODEL).mk
$(emu_debug): $(verilog) $(cppfiles) $(headers) $(generated_dir)/$(long_name).d $(INSTALLED_VERILATOR)
mkdir -p $(generated_dir_debug)/$(long_name)
$(VERILATOR) $(VERILATOR_FLAGS) -Mdir $(generated_dir_debug)/$(long_name) --trace \
-o $(abspath $(sim_dir))/$@ $(verilog) $(cppfiles) -LDFLAGS "$(LDFLAGS)" \
-CFLAGS "-I$(generated_dir_debug) -include $(model_header_debug)"
$(MAKE) VM_PARALLEL_BUILDS=1 -C $(generated_dir_debug)/$(long_name) -f V$(MODEL).mk