109 lines
3.6 KiB
Makefile
109 lines
3.6 KiB
Makefile
## Clang configurations.
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LLVM_PREBUILTS_PATH := $(LLVM_PREBUILTS_BASE)/$(BUILD_OS)-x86/$(LLVM_PREBUILTS_VERSION)/bin
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LLVM_RTLIB_PATH := $(LLVM_PREBUILTS_PATH)/../lib64/clang/$(LLVM_RELEASE_VERSION)/lib/linux/
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# These will come from Soong, drop the environment versions
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unexport CLANG
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unexport CLANG_CXX
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unexport CCC_CC
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unexport CCC_CXX
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CLANG_TBLGEN := $(BUILD_OUT_EXECUTABLES)/clang-tblgen$(BUILD_EXECUTABLE_SUFFIX)
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LLVM_TBLGEN := $(BUILD_OUT_EXECUTABLES)/llvm-tblgen$(BUILD_EXECUTABLE_SUFFIX)
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# RenderScript-specific tools
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# These are tied to the version of LLVM directly in external/, so they might
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# trail the host prebuilts being used for the rest of the build process.
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RS_LLVM_PREBUILTS_VERSION := clang-2812033
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RS_LLVM_PREBUILTS_BASE := prebuilts/clang/host
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RS_LLVM_PREBUILTS_PATH := $(RS_LLVM_PREBUILTS_BASE)/$(BUILD_OS)-x86/$(RS_LLVM_PREBUILTS_VERSION)/bin
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RS_CLANG := $(RS_LLVM_PREBUILTS_PATH)/clang$(BUILD_EXECUTABLE_SUFFIX)
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RS_LLVM_AS := $(RS_LLVM_PREBUILTS_PATH)/llvm-as$(BUILD_EXECUTABLE_SUFFIX)
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RS_LLVM_LINK := $(RS_LLVM_PREBUILTS_PATH)/llvm-link$(BUILD_EXECUTABLE_SUFFIX)
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define convert-to-clang-flags
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$(strip $(filter-out $(CLANG_CONFIG_UNKNOWN_CFLAGS),$(1)))
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endef
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CLANG_DEFAULT_UB_CHECKS := \
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bool \
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integer-divide-by-zero \
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return \
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returns-nonnull-attribute \
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shift-exponent \
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unreachable \
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vla-bound \
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# TODO(danalbert): The following checks currently have compiler performance
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# issues.
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# CLANG_DEFAULT_UB_CHECKS += alignment
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# CLANG_DEFAULT_UB_CHECKS += bounds
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# CLANG_DEFAULT_UB_CHECKS += enum
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# CLANG_DEFAULT_UB_CHECKS += float-cast-overflow
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# CLANG_DEFAULT_UB_CHECKS += float-divide-by-zero
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# CLANG_DEFAULT_UB_CHECKS += nonnull-attribute
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# CLANG_DEFAULT_UB_CHECKS += null
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# CLANG_DEFAULT_UB_CHECKS += shift-base
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# CLANG_DEFAULT_UB_CHECKS += signed-integer-overflow
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# TODO(danalbert): Fix UB in libc++'s __tree so we can turn this on.
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# https://llvm.org/PR19302
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# http://reviews.llvm.org/D6974
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# CLANG_DEFAULT_UB_CHECKS += object-size
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# HOST config
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clang_2nd_arch_prefix :=
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include $(BUILD_SYSTEM)/clang/HOST_$(HOST_ARCH).mk
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# HOST_2ND_ARCH config
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ifdef HOST_2ND_ARCH
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clang_2nd_arch_prefix := $(HOST_2ND_ARCH_VAR_PREFIX)
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include $(BUILD_SYSTEM)/clang/HOST_$(HOST_2ND_ARCH).mk
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endif
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ifdef HOST_CROSS_ARCH
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clang_2nd_arch_prefix :=
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include $(BUILD_SYSTEM)/clang/HOST_CROSS_$(HOST_CROSS_ARCH).mk
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ifdef HOST_CROSS_2ND_ARCH
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clang_2nd_arch_prefix := $(HOST_CROSS_2ND_ARCH_VAR_PREFIX)
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include $(BUILD_SYSTEM)/clang/HOST_CROSS_$(HOST_CROSS_2ND_ARCH).mk
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endif
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endif
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# TARGET config
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clang_2nd_arch_prefix :=
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include $(BUILD_SYSTEM)/clang/TARGET_$(TARGET_ARCH).mk
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# TARGET_2ND_ARCH config
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ifdef TARGET_2ND_ARCH
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clang_2nd_arch_prefix := $(TARGET_2ND_ARCH_VAR_PREFIX)
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include $(BUILD_SYSTEM)/clang/TARGET_$(TARGET_2ND_ARCH).mk
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endif
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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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# A list of projects that are allowed to set LOCAL_CLANG to false.
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# INTERNAL_LOCAL_CLANG_EXCEPTION_PROJECTS is defined later in other config.mk.
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LOCAL_CLANG_EXCEPTION_PROJECTS = \
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bionic/tests/ \
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device/huawei/angler/ \
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device/lge/bullhead/ \
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external/gentoo/integration/ \
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hardware/qcom/ \
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test/vts/hals/camera/bullhead/ \
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test/vts/hals/etc/libqdutils/ \
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$(INTERNAL_LOCAL_CLANG_EXCEPTION_PROJECTS)
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# Find $1 in the exception project list.
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define find_in_local_clang_exception_projects
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$(subst $(space),, \
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$(foreach project,$(LOCAL_CLANG_EXCEPTION_PROJECTS), \
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$(if $(filter $(project)%,$(1)),$(project)) \
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) \
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)
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endef
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include $(BUILD_SYSTEM)/clang/tidy.mk
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