top_srcdir = ../../../..

include ../lib.mk

.PHONY: all clean

CAN_BUILD_X86_64 := $(shell ../x86/check_cc.sh "$(CC)" \
			    ../x86/trivial_64bit_program.c)

ifndef OBJCOPY
OBJCOPY := $(CROSS_COMPILE)objcopy
endif

INCLUDES := -I$(top_srcdir)/tools/include
HOST_CFLAGS := -Wall -Werror -g $(INCLUDES) -fPIC $(CFLAGS)
HOST_LDFLAGS := -z noexecstack -lcrypto
ENCL_CFLAGS += -Wall -Werror -static-pie -nostdlib -ffreestanding -fPIE \
	       -fno-stack-protector -mrdrnd $(INCLUDES)
ENCL_LDFLAGS := -Wl,-T,test_encl.lds,--build-id=none

ifeq ($(CAN_BUILD_X86_64), 1)
TEST_CUSTOM_PROGS := $(OUTPUT)/test_sgx
TEST_FILES := $(OUTPUT)/test_encl.elf

all: $(TEST_CUSTOM_PROGS) $(OUTPUT)/test_encl.elf
endif

$(OUTPUT)/test_sgx: $(OUTPUT)/main.o \
		    $(OUTPUT)/load.o \
		    $(OUTPUT)/sigstruct.o \
		    $(OUTPUT)/call.o \
		    $(OUTPUT)/sign_key.o
	$(CC) $(HOST_CFLAGS) -o $@ $^ $(HOST_LDFLAGS)

$(OUTPUT)/main.o: main.c
	$(CC) $(HOST_CFLAGS) -c $< -o $@

$(OUTPUT)/load.o: load.c
	$(CC) $(HOST_CFLAGS) -c $< -o $@

$(OUTPUT)/sigstruct.o: sigstruct.c
	$(CC) $(HOST_CFLAGS) -c $< -o $@

$(OUTPUT)/call.o: call.S
	$(CC) $(HOST_CFLAGS) -c $< -o $@

$(OUTPUT)/sign_key.o: sign_key.S
	$(CC) $(HOST_CFLAGS) -c $< -o $@

$(OUTPUT)/test_encl.elf: test_encl.c test_encl_bootstrap.S
	$(CC) $(ENCL_CFLAGS) $^ -o $@ $(ENCL_LDFLAGS)

EXTRA_CLEAN := \
	$(OUTPUT)/test_encl.elf \
	$(OUTPUT)/load.o \
	$(OUTPUT)/call.o \
	$(OUTPUT)/main.o \
	$(OUTPUT)/sigstruct.o \
	$(OUTPUT)/test_sgx \
	$(OUTPUT)/test_sgx.o \
