Makefile

# Copyright 2022 ETH Zurich and University of Bologna.
# Solderpad Hardware License, Version 0.51, see LICENSE for details.
# SPDX-License-Identifier: SHL-0.51

NB_CORES ?= 4
include ../common.mk

include ../rtl.mk

TESTS_DIR = ./testlist
TESTLIST := $(dir $(wildcard $(TESTS_DIR)/*/.))

# Check that SW is aligned with the NB_CORES setting

SW_NBCORES_DEF = "\# define NB_CORES $(NB_CORES)"

.PHONY: nb_cores_sw
nb_cores_sw:
	@if ! grep -q $(SW_NBCORES_DEF) ./sw/sys/crt.S; then \
		sed -i 's/\# define NB_CORES [0-9]\+/\# define NB_CORES $(NB_CORES)/' ./sw/sys/crt.S; \
	fi

.PHONY: nb_cores
nb_cores: nb_cores_sw nb_cores_rtl

# Compile the SW

COMMON_TEST_SW = ./sw
COMMON_TEST_SW_SRC = $(COMMON_TEST_SW)/src
COMMON_TEST_SW_INC = $(COMMON_TEST_SW)/include

# more folders might be added in the future
VPATH = $(COMMON_TEST_SW_SRC)
# more folders might be added in the future
SW_INCLUDES = $(foreach d, $(COMMON_TEST_SW_INC), -I$d)
# more folders might be added in the future
SW_SRCS += $(shell find $(COMMON_TEST_SW_SRC) -name *.c -exec basename {} \;)

OBJDIR = ./objs
OBJS = $(SW_SRCS:%.c=$(OBJDIR)/%.o)

objs:
	mkdir -p $@

libs:
	mkdir -p $@

$(OBJDIR)/%.o: %.c objs
	$(RV_GCC) $(SW_INCLUDES) -Werror -falign-functions=32 -falign-jumps=32 -c $< -o $@

#
libs/libintegr.a: $(OBJS) libs
	$(RV_AR) -rcs $@ $(OBJS)

sw : libs/libintegr.a nb_cores
	for d in $(TESTLIST); do $(MAKE) --no-print-directory -C $$d sw; done

sw_all : libs/libintegr.a nb_cores
	for d in $(TESTLIST); do $(MAKE) --no-print-directory -C $$d all; done


# Run the test(s)

TEST ?= all

# run all the tests
ifeq ($(TEST), all)
all: sw rtl
	@for d in $(TESTLIST); do \
		echo "Running test $$d"; \
		$(MAKE) --no-print-directory -C $$d all; \
	done
# run a single test
else
all: sw rtl
	@if [ -d $(TESTS_DIR)/$(TEST) ]; then \
		echo "Running test $(TESTS_DIR)/$(TEST)"; \
		$(MAKE) --no-print-directory -C $(TESTS_DIR)/$(TEST) all; \
	else \
		echo "$(TEST) doesn't exist"; \
		false; \
	fi
endif

# run failed or not-executed tests
rerun: sw rtl
	for d in $(TESTLIST); do if [ -e $$d/$(TEST_REPORT) ] and [ -e $$d/$(VERIFICATION_REPORT) ]; then if grep -q FAIL $$d/$(TEST_REPORT) ; then make -C $$d all; fi; else make -C $$d all; fi; done

# coverage
$(MERGED_UCDB):
	$(VCOVER) merge -out $(MERGED_UCDB) $(COVERAGE_DIR)

report_coverage: $(MERGED_UCDB)
	$(VCOVER) report -details       -codeAll -output $(COVERAGE_REPORT)      $(MERGED_UCDB)
	$(VCOVER) report -details -html -codeAll -output $(COVERAGE_REPORT_HTML) $(MERGED_UCDB)

# Cleanup

clean_sw:
	rm -rf objs
	rm -rf libs

clean_tests:
	for d in $(TESTLIST); do make -C $$d clean_test; done

clean: clean_sw clean_rtl clean_tests

.PHONY: all sw sw_all rerun clean clean_sw report_coverage