126 lines
4.6 KiB
Makefile
126 lines
4.6 KiB
Makefile
ifeq (true,$(FORCE_BUILD_LLVM_COMPONENTS))
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LLVM_PREBUILTS_PATH := $(BUILD_OUT_EXECUTABLES)
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LLVM_PREBUILTS_HEADER_PATH := external/clang/lib/include
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else
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LLVM_PREBUILTS_PATH := prebuilts/clang/$(BUILD_OS)-x86/host/3.3/bin
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LLVM_PREBUILTS_HEADER_PATH := prebuilts/clang/$(BUILD_OS)-x86/host/3.3/lib/clang/3.3/include/
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endif
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CLANG := $(LLVM_PREBUILTS_PATH)/clang$(BUILD_EXECUTABLE_SUFFIX)
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CLANG_CXX := $(LLVM_PREBUILTS_PATH)/clang++$(BUILD_EXECUTABLE_SUFFIX)
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CLANG_TBLGEN := $(LLVM_PREBUILTS_PATH)/clang-tblgen$(BUILD_EXECUTABLE_SUFFIX)
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LLVM_AS := $(LLVM_PREBUILTS_PATH)/llvm-as$(BUILD_EXECUTABLE_SUFFIX)
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LLVM_LINK := $(LLVM_PREBUILTS_PATH)/llvm-link$(BUILD_EXECUTABLE_SUFFIX)
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TBLGEN := $(LLVM_PREBUILTS_PATH)/tblgen$(BUILD_EXECUTABLE_SUFFIX)
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define do-clang-flags-subst
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TARGET_GLOBAL_CLANG_FLAGS := $(subst $(1),$(2),$(TARGET_GLOBAL_CLANG_FLAGS))
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HOST_GLOBAL_CLANG_FLAGS := $(subst $(1),$(2),$(HOST_GLOBAL_CLANG_FLAGS))
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endef
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define clang-flags-subst
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$(eval $(call do-clang-flags-subst,$(1),$(2)))
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endef
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CLANG_CONFIG_EXTRA_CFLAGS := \
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-D__compiler_offsetof=__builtin_offsetof \
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CLANG_CONFIG_UNKNOWN_CFLAGS := \
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-funswitch-loops
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ifeq ($(TARGET_ARCH),arm)
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RS_TRIPLE := armv7-none-linux-gnueabi
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CLANG_CONFIG_EXTRA_ASFLAGS += \
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-target arm-linux-androideabi \
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-nostdlibinc \
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-B$(TARGET_TOOLCHAIN_ROOT)/arm-linux-androideabi/bin
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CLANG_CONFIG_EXTRA_CFLAGS += \
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$(CLANG_CONFIG_EXTRA_ASFLAGS) \
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-mllvm -arm-enable-ehabi
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CLANG_CONFIG_EXTRA_LDFLAGS += \
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-target arm-linux-androideabi \
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-B$(TARGET_TOOLCHAIN_ROOT)/arm-linux-androideabi/bin
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CLANG_CONFIG_UNKNOWN_CFLAGS += \
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-mthumb-interwork \
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-fgcse-after-reload \
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-frerun-cse-after-loop \
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-frename-registers \
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-fno-builtin-sin \
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-fno-strict-volatile-bitfields \
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-fno-align-jumps \
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-Wa,--noexecstack
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endif
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ifeq ($(TARGET_ARCH),mips)
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RS_TRIPLE := mipsel-unknown-linux
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CLANG_CONFIG_EXTRA_ASFLAGS += \
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-target mipsel-linux-androideabi \
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-nostdlibinc \
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-B$(TARGET_TOOLCHAIN_ROOT)/mipsel-linux-android/bin
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CLANG_CONFIG_EXTRA_CFLAGS += $(CLANG_CONFIG_EXTRA_ASFLAGS)
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CLANG_CONFIG_EXTRA_LDFLAGS += \
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-target mipsel-linux-androideabi \
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-B$(TARGET_TOOLCHAIN_ROOT)/mipsel-linux-android/bin
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CLANG_CONFIG_UNKNOWN_CFLAGS += \
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-EL \
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-mips32 \
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-mips32r2 \
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-mhard-float \
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-fno-strict-volatile-bitfields \
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-fgcse-after-reload \
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-frerun-cse-after-loop \
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-frename-registers \
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-march=mips32r2 \
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-mtune=mips32r2 \
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-march=mips32 \
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-mtune=mips32 \
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-msynci \
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-mno-fused-madd
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endif
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ifeq ($(TARGET_ARCH),x86)
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RS_TRIPLE := i686-unknown-linux
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CLANG_CONFIG_EXTRA_ASFLAGS += \
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-target i686-linux-android \
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-nostdlibinc \
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-B$(TARGET_TOOLCHAIN_ROOT)/x86_64-linux-android/bin
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CLANG_CONFIG_EXTRA_CFLAGS += $(CLANG_CONFIG_EXTRA_ASFLAGS)
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CLANG_CONFIG_EXTRA_LDFLAGS += \
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-target i686-linux-android \
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-B$(TARGET_TOOLCHAIN_ROOT)/x86_64-linux-android/bin
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CLANG_CONFIG_UNKNOWN_CFLAGS += \
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-finline-limit=300 \
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-fno-inline-functions-called-once \
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-mfpmath=sse \
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-mbionic
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endif
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CLANG_CONFIG_EXTRA_TARGET_C_INCLUDES := $(LLVM_PREBUILTS_HEADER_PATH) $(TARGET_OUT_HEADERS)/clang
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# remove unknown flags to define CLANG_FLAGS
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TARGET_GLOBAL_CLANG_FLAGS += $(filter-out $(CLANG_CONFIG_UNKNOWN_CFLAGS),$(TARGET_GLOBAL_CFLAGS))
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HOST_GLOBAL_CLANG_FLAGS += $(filter-out $(CLANG_CONFIG_UNKNOWN_CFLAGS),$(HOST_GLOBAL_CFLAGS))
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TARGET_arm_CLANG_CFLAGS += $(filter-out $(CLANG_CONFIG_UNKNOWN_CFLAGS),$(TARGET_arm_CFLAGS))
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TARGET_thumb_CLANG_CFLAGS += $(filter-out $(CLANG_CONFIG_UNKNOWN_CFLAGS),$(TARGET_thumb_CFLAGS))
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# llvm does not yet support -march=armv5e nor -march=armv5te, fall back to armv5 or armv5t
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$(call clang-flags-subst,-march=armv5te,-march=armv5t)
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$(call clang-flags-subst,-march=armv5e,-march=armv5)
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# clang does not support -Wno-psabi, -Wno-unused-but-set-variable, and
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# -Wno-unused-but-set-parameter
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$(call clang-flags-subst,-Wno-psabi,)
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$(call clang-flags-subst,-Wno-unused-but-set-variable,)
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$(call clang-flags-subst,-Wno-unused-but-set-parameter,)
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# clang does not support -mcpu=cortex-a15 yet - fall back to armv7-a for now
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$(call clang-flags-subst,-mcpu=cortex-a15,-march=armv7-a)
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ADDRESS_SANITIZER_CONFIG_EXTRA_CFLAGS := -fsanitize=address
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ADDRESS_SANITIZER_CONFIG_EXTRA_LDFLAGS := -Wl,-u,__asan_preinit
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ADDRESS_SANITIZER_CONFIG_EXTRA_SHARED_LIBRARIES := libdl libasan_preload
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ADDRESS_SANITIZER_CONFIG_EXTRA_STATIC_LIBRARIES := libasan
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# This allows us to use the superset of functionality that compiler-rt
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# provides to Clang (for supporting features like -ftrapv).
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COMPILER_RT_CONFIG_EXTRA_STATIC_LIBRARIES := libcompiler_rt-extras
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