215 lines
7.4 KiB
Makefile
215 lines
7.4 KiB
Makefile
include ../sgxenv.mk
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# An overview of the build process
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#
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# The target library:
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# libocclum-libos.so
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#
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# The intermediate libraries:
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# libocclum-libos-core.a
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# libocclum_libos_core_rs.a
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#
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# Diagram:
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#
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# +-------------------+
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# |LibOS (Enclave)<--------+ libocclum-libos.so
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# | +---------------| |
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# | |LibOS Core <----------+ libocclum-libos-core.a
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# | | +----------| | |
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# | | |Rust <-------------+ libocclum_libos_core_rs.a
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# | | +----------+ | | (Rust forbids the use of hypens in library names)
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# | | |C | | |
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# | | +----------+ | |
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# | | |Assembly | | |
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# | | +----------+ | |
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# | +---------------+ |
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# | |Rust SGX SDK <-----+
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# | +---------------| | +--+ Dependencies
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# | |Intel SGX SDK<-----+
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# | +---------------| |
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# +-------------------+
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# The log level for LibOS
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#
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# There are five levels:
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# 1 - error
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# 2 - warn
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# 3 - info
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# 4 - debug
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# 5 - trace
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#
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# By setting the log level to a specific value (say warn), all log messages
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# whose levels are no greater than the value (error and warn <= warn) will
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# be printed.
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LIBOS_LOG ?= error
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LIBOS_SONAME := libocclum-libos.so.$(MAJOR_VER_NUM)
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LIBOS_FEATURES :=
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ifeq ($(SGX_MODE), HW)
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LIBOS_CORE_LIB_NAME := occlum-libos-core
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LIBOS_SO_REAL := $(BUILD_DIR)/lib/libocclum-libos.so.$(VERSION_NUM)
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LIBOS_FEATURES += pku
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else ifeq ($(SGX_MODE), HYPER)
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LIBOS_CORE_LIB_NAME := occlum-libos-core_hyper
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LIBOS_SO_REAL := $(BUILD_DIR)/lib/libocclum-libos_hyper.so.$(VERSION_NUM)
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OCCLUM_DISABLE_DCAP := 1
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else
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LIBOS_CORE_LIB_NAME := occlum-libos-core_sim
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LIBOS_SO_REAL := $(BUILD_DIR)/lib/libocclum-libos_sim.so.$(VERSION_NUM)
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endif
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LIBOS_CORE_A := $(OBJ_DIR)/libos/lib/lib$(LIBOS_CORE_LIB_NAME).a
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LIBOS_CORE_RS_A := $(OBJ_DIR)/libos/lib/libocclum_libos_core_rs.a
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# All source code
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RUST_SRCS := $(wildcard src/*.rs src/*/*.rs src/*/*/*.rs src/*/*/*/*.rs src/*/*/*/*/*.rs)
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RUST_TARGET_DIR := $(OBJ_DIR)/libos/cargo-target
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RUST_OUT_DIR := $(OBJ_DIR)/libos/lib
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EDL_C_SRCS := $(addprefix $(OBJ_DIR)/libos/,$(SRC_OBJ)/Enclave_t.c $(SRC_OBJ)/Enclave_t.h)
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EDL_C_OBJS := $(addprefix $(OBJ_DIR)/libos/,$(SRC_OBJ)/Enclave_t.o)
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C_SRCS := $(sort $(wildcard src/*.c src/*/*.c src/*/*/*.c))
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CXX_SRCS := $(sort $(wildcard src/*.cpp src/*/*.cpp))
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S_SRCS := $(sort $(wildcard src/*.S src/*/*.S src/*/*/*.S))
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C_OBJS := $(addprefix $(OBJ_DIR)/libos/,$(C_SRCS:.c=.o))
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CXX_OBJS := $(addprefix $(OBJ_DIR)/libos/,$(CXX_SRCS:.cpp=.o))
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S_OBJS := $(addprefix $(OBJ_DIR)/libos/,$(S_SRCS:.S=.o))
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# Object files for simulation mode are stored in libos/src_sim
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ifeq ($(SGX_MODE), SIM)
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C_OBJS := $(subst libos/src,libos/src_sim,$(C_OBJS))
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CXX_OBJS := $(subst libos/src,libos/src_sim,$(CXX_OBJS))
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S_OBJS := $(subst libos/src,libos/src_sim,$(S_OBJS))
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else ifeq ($(SGX_MODE), HYPER)
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C_OBJS := $(subst libos/src,libos/src_hyper,$(C_OBJS))
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CXX_OBJS := $(subst libos/src,libos/src_hyper,$(CXX_OBJS))
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S_OBJS := $(subst libos/src,libos/src_hyper,$(S_OBJS))
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endif
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ALL_BUILD_SUBDIRS := $(sort $(patsubst %/,%,$(dir $(LIBOS_SO_REAL) $(EDL_C_OBJS) $(C_OBJS) $(CXX_OBJS) $(S_OBJS)) $(RUST_TARGET_DIR) $(RUST_OUT_DIR)))
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C_COMMON_FLAGS := -fno-stack-protector -I./include/
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# SGX GDB support
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C_COMMON_FLAGS += -g
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C_FLAGS := $(SGX_CFLAGS_T) $(C_COMMON_FLAGS)
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CXX_FLAGS := $(SGX_CXXFLAGS_T) $(C_COMMON_FLAGS)
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_Other_Link_Flags := -L$(RUST_SGX_SDK_DIR)/compiler-rt/ -L$(BUILD_DIR)/lib -L$(RUST_OUT_DIR)
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_Other_Enclave_Libs := -l$(LIBOS_CORE_LIB_NAME) -lsgx_tprotected_fs
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ifndef OCCLUM_DISABLE_DCAP
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_Other_Enclave_Libs += -lsgx_dcap_tvl
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endif
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LINK_FLAGS := $(SGX_LFLAGS_T)
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.PHONY: all clean format format-c format-rust format-check format-check-c format-check-rust gen_cov_report
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all: $(ALL_BUILD_SUBDIRS) $(LIBOS_SO_REAL)
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$(ALL_BUILD_SUBDIRS):
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@mkdir -p $@
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LIBOS_SO_DEPS := $(LIBOS_CORE_A) $(LIBCOMPILER_RT_PATCH_A)
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$(LIBOS_SO_REAL): $(LIBOS_CORE_A) $(LIBCOMPILER_RT_PATCH_A)
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@$(CC) $(LIBOS_SO_DEPS) -o $@ $(LINK_FLAGS) -Wl,-soname=$(LIBOS_SONAME)
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@echo "LINK => $@"
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$(LIBOS_CORE_A): $(LIBOS_CORE_RS_A) $(C_OBJS) $(CXX_OBJS) $(S_OBJS) $(EDL_C_OBJS)
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@cp $(LIBOS_CORE_RS_A) $(LIBOS_CORE_A)
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@ar r $@ $(C_OBJS) $(CXX_OBJS) $(S_OBJS) $(EDL_C_OBJS)
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@echo "GEN => $@"
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ifneq (, $(shell which sccache))
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RUSTC_WRAPPER := sccache
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else
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RUSTC_WRAPPER :=
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endif
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ifndef OCCLUM_DISABLE_DCAP
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LIBOS_FEATURES += dcap
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endif
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ifneq ($(OCCLUM_COV),)
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LIBOS_FEATURES += cov
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COV_FLAGS += "-Zprofile -Ccodegen-units=1 \
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-Cllvm_args=-inline-threshold=0 -Clink-dead-code \
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-Cpanic=abort"
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endif
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ifeq ($(SGX_MODE), HYPER)
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LIBOS_FEATURES += hyper_mode
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endif
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# Release build is for production use. We enable code coverage only for debug
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# build. It also simplifies the implementation as the release and debug build
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# have different output paths.
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ifeq ($(OCCLUM_RELEASE_BUILD), 1)
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$(LIBOS_CORE_RS_A): $(RUST_SRCS)
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@RUSTC_BOOTSTRAP=1 RUSTC_WRAPPER=$(RUSTC_WRAPPER) cargo build --release --target-dir=$(RUST_TARGET_DIR) -Z unstable-options --out-dir=$(RUST_OUT_DIR) --features "$(LIBOS_FEATURES)"
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@echo "CARGO (release) => $@"
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else ifneq ($(OCCLUM_COV),)
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$(LIBOS_CORE_RS_A): $(RUST_SRCS)
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@CARGO_INCREMENTAL=0 RUSTC_BOOTSTRAP=1 RUSTFLAGS=$(COV_FLAGS) cargo build --target-dir=$(RUST_TARGET_DIR) -Z unstable-options --out-dir=$(RUST_OUT_DIR) --features "$(LIBOS_FEATURES)"
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@echo "CARGO (debug + cov) => $@"
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else
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$(LIBOS_CORE_RS_A): $(RUST_SRCS)
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@RUSTC_BOOTSTRAP=1 RUSTC_WRAPPER=$(RUSTC_WRAPPER) cargo build --target-dir=$(RUST_TARGET_DIR) -Z unstable-options --out-dir=$(RUST_OUT_DIR) --features "$(LIBOS_FEATURES)"
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@echo "CARGO (debug) => $@"
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endif
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$(OBJ_DIR)/libos/$(SRC_OBJ)/Enclave_t.o: $(OBJ_DIR)/libos/$(SRC_OBJ)/Enclave_t.c
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@$(CC) $(C_FLAGS) -Iinclude/edl -c $< -o $@
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@echo "CC <= $@"
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$(OBJ_DIR)/libos/$(SRC_OBJ)/Enclave_t.c: $(SGX_EDGER8R) ../Enclave.edl
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@cd $(OBJ_DIR)/libos/$(SRC_OBJ) && $(SGX_EDGER8R) $(SGX_EDGER8R_MODE) --trusted $(CUR_DIR)/../Enclave.edl --search-path $(SGX_SDK)/include --search-path $(RUST_SGX_SDK_DIR)/edl
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@echo "GEN <= $@"
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$(C_OBJS):$(OBJ_DIR)/libos/$(SRC_OBJ)/%.o: src/%.c
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@$(CC) $(C_FLAGS) -c $< -o $@
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@echo "CC <= $@"
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$(CXX_OBJS): $(OBJ_DIR)/libos/$(SRC_OBJ)/%.o: src/%.cpp
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@$(CXX) $(CXX_FLAGS) -c $< -o $@
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@echo "CXX <= $@"
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$(S_OBJS):$(OBJ_DIR)/libos/$(SRC_OBJ)/%.o: src/%.S
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@$(CC) $(C_FLAGS) -c $< -o $@
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@echo "AS <= $@"
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format: format-c format-rust
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format-c: $(C_SRCS) $(CXX_SRCS)
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@$(C_FORMATTER) $^
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format-rust: $(RUST_SRCS)
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@$(call format-rust)
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format-check: format-check-c format-check-rust
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format-check-c: $(C_SRCS) $(CXX_SRCS)
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@$(C_FORMATTER) --check $^
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format-check-rust: $(RUST_SRCS)
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@$(call format-check-rust)
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COV_TARGET_DIR := $(RUST_TARGET_DIR)/debug/deps
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DEPS_DIR := $(shell pwd)/../../deps
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LLVM_GCOV := $(DEPS_DIR)/rust-sgx-sdk/samplecode/sgx-cov/enclave/llvm-gcov
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ALL_TAG_INFO := all.tag.info
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FINAL_INFO := final.info
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COV_REPORT := cov_report
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gen_cov_report:
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# The path of the rust source code is relative in .d file, so gcov will
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# look for the source code under COV_TARGET_DIR.
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ln -sf $(shell pwd)/src $(COV_TARGET_DIR)/src
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lcov --gcov-tool $(LLVM_GCOV) --rc lcov_branch_coverage=1 --rc lcov_excl_line=assert --exclude 'occlum/deps' --capture --directory ${COV_TARGET_DIR} -o $(ALL_TAG_INFO)
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lcov --gcov-tool $(LLVM_GCOV) --rc lcov_branch_coverage=1 --rc lcov_excl_line=assert --extract $(ALL_TAG_INFO) `find -L $(COV_TARGET_DIR) -name *.rs` -o $(FINAL_INFO)
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genhtml --branch-coverage --demangle-cpp --legend $(FINAL_INFO) -o $(COV_REPORT) --ignore-errors source
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clean:
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@-$(RM) -rf $(OBJ_DIR)/libos
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@-$(RM) -f $(LIBOS_SO_REAL)
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@-$(RM) -rf $(ALL_TAG_INFO) $(FINAL_INFO) $(COV_REPORT)
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