Makefile.clang

CC := clang-16
LD := ld.lld-16
OBJCOPY := llvm-objcopy-16
AR := llvm-ar-16
RANLIB := llvm-ranlib-16

PARAMS = sphincs-shake-128f
THASH = simple

CFLAGS := --target=riscv64 -march=rv64imc_zba_zbb_zbc_zbs \
		-g -O3 -fPIC \
		-Wall -Werror -Wno-nonnull -Wno-unused-function \
		-Wno-error=unused-but-set-variable \
		-Wno-error=unused-command-line-argument \
		-Wno-error=bitwise-instead-of-logical \
		-fno-builtin-printf -fno-builtin-memcmp \
		-nostdinc -nostdlib -fvisibility=hidden \
		-fdata-sections -ffunction-sections \
		-DCKB_VM -DCKB_DECLARATION_ONLY

LDFLAGS := -static -Wl,--gc-sections

CFLAGS := $(CFLAGS) -I c -I deps/ckb-c-stdlib/libc -I deps/ckb-c-stdlib -I deps/ckb-c-stdlib/molecule
CFLAGS := $(CFLAGS) -I deps/sphincsplus/ref -DPARAMS=$(PARAMS)

SPHINCS_PLUS_DIR = deps/sphincsplus/ref/

SOURCES = \
	$(SPHINCS_PLUS_DIR)address.c \
	$(SPHINCS_PLUS_DIR)merkle.c \
	$(SPHINCS_PLUS_DIR)wots.c \
	$(SPHINCS_PLUS_DIR)wotsx1.c \
	$(SPHINCS_PLUS_DIR)utils.c \
	$(SPHINCS_PLUS_DIR)utilsx1.c \
	$(SPHINCS_PLUS_DIR)fors.c \
	$(SPHINCS_PLUS_DIR)sign.c \
	c/ckb-sphincsplus.c

HEADERS = \
	$(SPHINCS_PLUS_DIR)params.h \
	$(SPHINCS_PLUS_DIR)address.h \
	$(SPHINCS_PLUS_DIR)merkle.h \
	$(SPHINCS_PLUS_DIR)wots.h \
	$(SPHINCS_PLUS_DIR)wotsx1.h \
	$(SPHINCS_PLUS_DIR)utils.h \
	$(SPHINCS_PLUS_DIR)utilsx1.h \
	$(SPHINCS_PLUS_DIR)fors.h \
	$(SPHINCS_PLUS_DIR)api.h \
	$(SPHINCS_PLUS_DIR)hash.h \
	$(SPHINCS_PLUS_DIR)thash.h \
	$(SPHINCS_PLUS_DIR)randombytes.h \
	c/ckb-sphincsplus.h

ifneq (,$(findstring shake,$(PARAMS)))
	SOURCES += \
		$(SPHINCS_PLUS_DIR)fips202.c \
		$(SPHINCS_PLUS_DIR)hash_shake.c \
		$(SPHINCS_PLUS_DIR)thash_shake_$(THASH).c
	HEADERS += $(SPHINCS_PLUS_DIR)fips202.h
endif
ifneq (,$(findstring haraka,$(PARAMS)))
	SOURCES += \
		$(SPHINCS_PLUS_DIR)haraka.c \
		$(SPHINCS_PLUS_DIR)hash_haraka.c \
		$(SPHINCS_PLUS_DIR)thash_haraka_$(THASH).c
	HEADERS += $(SPHINCS_PLUS_DIR)haraka.h
endif
ifneq (,$(findstring sha2,$(PARAMS)))
	SOURCES += \
		$(SPHINCS_PLUS_DIR)sha2.c \
		$(SPHINCS_PLUS_DIR)hash_sha2.c \
		$(SPHINCS_PLUS_DIR)thash_sha2_$(THASH).c
	HEADERS += $(SPHINCS_PLUS_DIR)sha2.h
endif

# CFLAGS := $(CFLAGS) -DCKB_C_STDLIB_PRINTF

all: build/sphincsplus_lock

build/sphincsplus_lock: c/ckb-sphincsplus-lock.c $(SOURCES) $(HEADERS)
	mkdir -p build
	$(CC) $(CFLAGS) -o $@ $(SOURCES) $<
	cp $@ $@.debug
	$(OBJCOPY) --strip-debug --strip-all $@

clean:
	rm -rf build/sphincsplus_lock