125a3c9fb0
This is needed for self-hosting Clang/LLVM. bug 13588226 Change-Id: Ic98adc2b174b12ce046b7b65bbc28901a766a485
77 lines
2.7 KiB
Makefile
77 lines
2.7 KiB
Makefile
## Clang configurations.
|
|
|
|
# WITHOUT_CLANG covers both HOST and TARGET
|
|
ifeq ($(WITHOUT_CLANG),true)
|
|
WITHOUT_TARGET_CLANG := true
|
|
WITHOUT_HOST_CLANG := true
|
|
endif
|
|
|
|
LLVM_PREBUILTS_PATH := prebuilts/clang/$(BUILD_OS)-x86/host/3.4/bin
|
|
LLVM_PREBUILTS_HEADER_PATH := prebuilts/clang/$(BUILD_OS)-x86/host/3.4/lib/clang/3.4/include/
|
|
|
|
CLANG := $(LLVM_PREBUILTS_PATH)/clang$(BUILD_EXECUTABLE_SUFFIX)
|
|
CLANG_CXX := $(LLVM_PREBUILTS_PATH)/clang++$(BUILD_EXECUTABLE_SUFFIX)
|
|
CLANG_TBLGEN := $(LLVM_PREBUILTS_PATH)/clang-tblgen$(BUILD_EXECUTABLE_SUFFIX)
|
|
LLVM_AS := $(LLVM_PREBUILTS_PATH)/llvm-as$(BUILD_EXECUTABLE_SUFFIX)
|
|
LLVM_LINK := $(LLVM_PREBUILTS_PATH)/llvm-link$(BUILD_EXECUTABLE_SUFFIX)
|
|
TBLGEN := $(LLVM_PREBUILTS_PATH)/tblgen$(BUILD_EXECUTABLE_SUFFIX)
|
|
|
|
|
|
# Clang flags for all host or target rules
|
|
CLANG_CONFIG_EXTRA_ASFLAGS :=
|
|
CLANG_CONFIG_EXTRA_CFLAGS :=
|
|
CLANG_CONFIG_EXTRA_CPPFLAGS :=
|
|
CLANG_CONFIG_EXTRA_LDFLAGS :=
|
|
|
|
CLANG_CONFIG_EXTRA_CFLAGS := \
|
|
-D__compiler_offsetof=__builtin_offsetof
|
|
|
|
CLANG_CONFIG_UNKNOWN_CFLAGS := \
|
|
-funswitch-loops \
|
|
-Wno-psabi \
|
|
-Wno-unused-but-set-variable \
|
|
-Wno-unused-but-set-parameter
|
|
|
|
# Clang flags for all host rules
|
|
CLANG_CONFIG_HOST_EXTRA_ASFLAGS := --gcc-toolchain=$(HOST_TOOLCHAIN_FOR_CLANG)
|
|
CLANG_CONFIG_HOST_EXTRA_CFLAGS := --gcc-toolchain=$(HOST_TOOLCHAIN_FOR_CLANG)
|
|
CLANG_CONFIG_HOST_EXTRA_CPPFLAGS := --gcc-toolchain=$(HOST_TOOLCHAIN_FOR_CLANG)
|
|
CLANG_CONFIG_HOST_EXTRA_LDFLAGS := --gcc-toolchain=$(HOST_TOOLCHAIN_FOR_CLANG)
|
|
|
|
# Clang flags for all target rules
|
|
CLANG_CONFIG_TARGET_EXTRA_ASFLAGS :=
|
|
CLANG_CONFIG_TARGET_EXTRA_CFLAGS := -nostdlibinc
|
|
CLANG_CONFIG_TARGET_EXTRA_CPPFLAGS := -nostdlibinc
|
|
CLANG_CONFIG_TARGET_EXTRA_LDFLAGS :=
|
|
|
|
# HOST config
|
|
ifneq ($(strip $(BUILD_HOST_64bit)),)
|
|
include $(BUILD_SYSTEM)/clang/HOST_x86_64.mk
|
|
else
|
|
include $(BUILD_SYSTEM)/clang/HOST_$(HOST_ARCH).mk
|
|
endif
|
|
|
|
# TARGET config
|
|
clang_2nd_arch_prefix :=
|
|
include $(BUILD_SYSTEM)/clang/TARGET_$(TARGET_ARCH).mk
|
|
|
|
# TARGET_2ND_ARCH config
|
|
ifdef TARGET_2ND_ARCH
|
|
clang_2nd_arch_prefix := $(TARGET_2ND_ARCH_VAR_PREFIX)
|
|
include $(BUILD_SYSTEM)/clang/TARGET_$(TARGET_2ND_ARCH).mk
|
|
endif
|
|
|
|
|
|
# Clang compiler-specific libc headers
|
|
CLANG_CONFIG_EXTRA_HOST_C_INCLUDES := $(LLVM_PREBUILTS_HEADER_PATH)
|
|
CLANG_CONFIG_EXTRA_TARGET_C_INCLUDES := $(LLVM_PREBUILTS_HEADER_PATH) $(TARGET_OUT_HEADERS)/clang
|
|
|
|
# Address sanitizer clang config
|
|
ADDRESS_SANITIZER_CONFIG_EXTRA_CFLAGS := -fsanitize=address
|
|
ADDRESS_SANITIZER_CONFIG_EXTRA_LDFLAGS := -Wl,-u,__asan_preinit
|
|
ADDRESS_SANITIZER_CONFIG_EXTRA_SHARED_LIBRARIES := libdl libasan_preload
|
|
ADDRESS_SANITIZER_CONFIG_EXTRA_STATIC_LIBRARIES := libasan
|
|
|
|
# This allows us to use the superset of functionality that compiler-rt
|
|
# provides to Clang (for supporting features like -ftrapv).
|
|
COMPILER_RT_CONFIG_EXTRA_STATIC_LIBRARIES := libcompiler_rt-extras
|