# Radiance build file.

# Core standard library modules.

STD := -pkg std $(patsubst %,-mod %,$(shell cat std.lib))

# Full standard library with test modules.

STD_TEST := $(STD) $(patsubst %,-mod %,$(shell cat std.lib.test))

# Source files.

STD_LIB := $(shell find lib -name '*.rad')

BIN_DIR := bin

RAD_BIN := $(BIN_DIR)/radiance.rv64.dev

# Emulator command used to invoke the self-hosted compiler.

EMU       := $(or $(RAD_EMULATOR),emulator)

EMU_FLAGS := -memory-size=385024 \

			 -data-size=348160 \

			 -stack-size=512 \

			 -count-instructions

RADIANCE  := $(EMU) $(EMU_FLAGS) -run $(RAD_BIN)

# Verify the emulator binary exists.

EMU_PATH := $(shell command -v $(EMU) 2>/dev/null)

default: emulator $(RAD_BIN)

test: emulator seed-test std-test bin-test

seed-test:

	@seed/test

# Emulator command check

emulator:

ifeq ($(EMU_PATH),)

	$(error Emulator not found. Install it or set RAD_EMULATOR to its path)

endif

# Compiler build

SEED      := seed/radiance.rv64

COMPILER_SRC := compiler/radiance.rad compiler/radiance/codegen.rad

SEED_OPTS := $(STD) -pkg radiance $(patsubst %,-mod %,$(COMPILER_SRC)) -entry radiance

$(RAD_BIN): $(STD_LIB) $(COMPILER_SRC) | $(BIN_DIR)

	@echo "radiance $(SEED) => $@"

	@$(EMU) $(EMU_FLAGS) -run $(SEED) $(SEED_OPTS) -o $@

$(BIN_DIR):

	@mkdir -p $@

# Standard Library Tests

STD_LIB_TEST := lib/std.test.rv64

std-test: $(STD_LIB_TEST)

	@echo

	@$(EMU) $(EMU_FLAGS) -run $(STD_LIB_TEST)

$(STD_LIB_TEST): $(STD_LIB) $(RAD_BIN)

	@echo "radiance -test $(STD_TEST) -entry std -o $@"

	@$(RADIANCE) -test $(STD_TEST) -entry std -o $@

clean-std-test:

	@rm -f lib/std.test.rv64 \

		lib/std.test.rv64.debug \

		lib/std.test.rv64.s \

		lib/std.test.rv64.o

# Binary Tests

BIN_TEST_DIR := test/tests

# Only tests with `//! returns:` are compiled to binaries and executed.

BIN_TEST_EXE_SRC := $(shell grep -rl '^//! returns:' $(BIN_TEST_DIR))

BIN_TEST_RAD_EXE_SRC := $(filter %.rad,$(BIN_TEST_EXE_SRC))

BIN_TEST_RAS_EXE_SRC := $(filter %.ras,$(BIN_TEST_EXE_SRC))

BIN_TEST_RAD_ASM_SRC := $(wildcard $(BIN_TEST_RAD_EXE_SRC:.rad=.ras))

BIN_TEST_RAD_START_SRC := $(wildcard $(BIN_TEST_RAD_EXE_SRC:.rad=.start.ras))

BIN_TEST_EXE_BIN := $(patsubst %.rad,%.rv64,$(BIN_TEST_RAD_EXE_SRC)) \

	$(patsubst %.ras,%.rv64,$(BIN_TEST_RAS_EXE_SRC))

BIN_RUNNER   := test/runner.rv64

BIN_TEST_RUN := test/run

bin-test: $(BIN_RUNNER) $(BIN_TEST_EXE_BIN)

	@echo

	@$(BIN_TEST_RUN)

# Runner binary: the lowering IL checker.

$(BIN_RUNNER): test/runner.rad $(STD_LIB) $(RAD_BIN)

	@echo "radiance test/runner.rad => $@"

	@$(RADIANCE) $(STD) -pkg runner -mod test/runner.rad -entry runner -o $@

# A `.rad` executable test can have a same-basename `.ras` module.

$(patsubst %.ras,%.rv64,$(BIN_TEST_RAD_ASM_SRC)): %.rv64: %.ras

$(patsubst %.start.ras,%.rv64,$(BIN_TEST_RAD_START_SRC)): %.rv64: %.start.ras

# Compile each executable test to a binary.

$(BIN_TEST_DIR)/%.rv64: $(BIN_TEST_DIR)/%.rad $(RAD_BIN)

	@echo "radiance $< => $@"

	@$(RADIANCE) -pkg test -mod $< $(patsubst %,-mod %,$(wildcard $(@:.rv64=)/*.rad)) $(patsubst %,-start %,$(wildcard $(@:.rv64=.start.ras))) $(patsubst %,-mod %,$(wildcard $(@:.rv64=.ras))) -o $@

$(BIN_TEST_DIR)/%.rv64: $(BIN_TEST_DIR)/%.ras $(BIN_RUNNER)

	@echo "asm $< => $@"

	@$(EMU) $(EMU_FLAGS) -run $(BIN_RUNNER) -- assemble $< $@

clean-bin-test:

	@rm -f $(BIN_RUNNER) \

		$(BIN_RUNNER:.rv64=.rv64.debug) \

		$(BIN_RUNNER:.rv64=.rv64.s) \

		$(BIN_RUNNER:.rv64=.rv64.o) \

		$(BIN_TEST_EXE_BIN) \

		$(wildcard $(BIN_TEST_DIR)/*.rv64.debug) \

		$(wildcard $(BIN_TEST_DIR)/*.rv64.s)

seed:

	seed/update

clean-rad:

	rm -rf bin/*

	rm -f seed/radiance.rv64.s[0-9]*

clean: clean-std-test clean-bin-test clean-rad

t: test

c: clean

.PHONY: test clean default seed-test std-test bin-test seed \

	clean-std-test clean-bin-test clean-rad emulator

.SUFFIXES:

.DELETE_ON_ERROR:

.SILENT: