change dir structure

sims/vsim/.gitignore

@@ -0,0 +1,2 @@
+!Makefile
+!.gitignore

sims/vsim/Makefile

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+base_dir=$(abspath ../..)
+sim_dir=$(abspath .)
+
+PROJECT ?= example
+MODEL ?= TestHarness
+CONFIG ?= DefaultExampleConfig
+CFG_PROJECT ?= $(PROJECT)
+TB ?= TestDriver
+TOP ?= ExampleTop
+
+sim_name = vcs
+
+simv = $(sim_dir)/simv-$(PROJECT)-$(CONFIG)
+simv_debug = $(sim_dir)/simv-$(PROJECT)-$(CONFIG)-debug
+
+default: $(simv)
+
+debug: $(simv_debug)
+
+include $(base_dir)/Makefrag
+ifneq ($(filter run% %.run %.out %.vpd %.vcd,$(MAKECMDGOALS)),)
+-include $(build_dir)/$(long_name).d
+endif
+
+sim_blackboxes = \
+  $(build_dir)/firrtl_black_box_resource_files.f
+
+rocketchip_vsrc_dir = $(ROCKETCHIP_DIR)/src/main/resources/vsrc
+
+sim_vsrcs = \
+	$(VERILOG_FILE) \
+	$(HARNESS_FILE) \
+	$(SMEMS_FILE)
+
+VCS = vcs -full64
+
+VCS_OPTS = -notice -line +lint=all,noVCDE,noONGS,noUI -error=PCWM-L -timescale=1ns/10ps -quiet \
+	+rad +v2k +vcs+lic+wait \
+	+vc+list -CC "-I$(VCS_HOME)/include" \
+	-CC "-I$(RISCV)/include" \
+	-CC "-std=c++11" \
+	-CC "-Wl,-rpath,$(RISCV)/lib" \
+	-f $(sim_blackboxes) -f $(sim_dotf) \
+	$(RISCV)/lib/libfesvr.so \
+	-sverilog \
+	+incdir+$(generated_dir) \
+	+define+CLOCK_PERIOD=1.0 $(sim_vsrcs) \
+	+define+PRINTF_COND=$(TB).printf_cond \
+	+define+STOP_COND=!$(TB).reset \
+	+define+RANDOMIZE_MEM_INIT \
+	+define+RANDOMIZE_REG_INIT \
+	+define+RANDOMIZE_GARBAGE_ASSIGN \
+	+define+RANDOMIZE_INVALID_ASSIGN \
+	+libext+.v \
+
+verilog: $(sim_vsrcs)
+
+$(simv): $(sim_vsrcs) $(sim_dotf)
+	rm -rf csrc && $(VCS) $(VCS_OPTS) -o $@ \
+	-debug_pp
+
+$(simv_debug) : $(sim_vsrcs) $(sim_dotf)
+	rm -rf csrc && $(VCS) $(VCS_OPTS) -o $@ \
+	+define+DEBUG -debug_pp
+
+$(output_dir)/%.out: $(output_dir)/% $(simv)
+	$(simv) +verbose +max-cycles=1000000 $< 3>&1 1>&2 2>&3 | spike-dasm > $@
+
+$(output_dir)/%.run: $(output_dir)/% $(simv)
+	$(simv) +max-cycles=1000000 $< && touch $@
+
+$(output_dir)/%.vpd: $(output_dir)/% $(simv_debug)
+	$(simv_debug) +vcdplusfile=$@ +max-cycles=1000000 $<
+
+run-regression-tests: $(addprefix $(output_dir)/,$(addsuffix .out,$(regression-tests)))
+
+run-regression-tests-fast: $(addprefix $(output_dir)/,$(addsuffix .run,$(regression-tests)))
+
+run-regression-tests-debug: $(addprefix $(output_dir)/,$(addsuffix .vpd,$(regression-tests)))
+
+clean:
+	rm -rf generated-src csrc simv-* ucli.key vc_hdrs.h
+
+.PHONY: clean