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|
add_compiler_rt_component(scudo)
include_directories(..)
set(SCUDO_CFLAGS ${SANITIZER_COMMON_CFLAGS})
# SANITIZER_COMMON_CFLAGS include -fno-builtin, but we actually want builtins!
list(APPEND SCUDO_CFLAGS -fbuiltin)
append_rtti_flag(OFF SCUDO_CFLAGS)
# Too many existing bugs, needs cleanup.
append_list_if(COMPILER_RT_HAS_WNO_FORMAT -Wno-format SCUDO_CFLAGS)
set(SCUDO_MINIMAL_DYNAMIC_LIBS ${SANITIZER_COMMON_LINK_LIBS})
append_list_if(COMPILER_RT_HAS_LIBDL dl SCUDO_MINIMAL_DYNAMIC_LIBS)
append_list_if(COMPILER_RT_HAS_LIBRT rt SCUDO_MINIMAL_DYNAMIC_LIBS)
append_list_if(COMPILER_RT_HAS_LIBPTHREAD pthread SCUDO_MINIMAL_DYNAMIC_LIBS)
append_list_if(COMPILER_RT_HAS_LIBLOG log SCUDO_MINIMAL_DYNAMIC_LIBS)
append_list_if(COMPILER_RT_HAS_OMIT_FRAME_POINTER_FLAG -fno-omit-frame-pointer
SCUDO_CFLAGS)
set(SCUDO_DYNAMIC_LINK_FLAGS ${SANITIZER_COMMON_LINK_FLAGS})
# Use gc-sections by default to avoid unused code being pulled in.
list(APPEND SCUDO_DYNAMIC_LINK_FLAGS -Wl,--gc-sections)
if(ANDROID)
# Put most Sanitizer shared libraries in the global group. For more details, see
# android-changes-for-ndk-developers.md#changes-to-library-search-order
if (COMPILER_RT_HAS_Z_GLOBAL)
list(APPEND SCUDO_DYNAMIC_LINK_FLAGS -Wl,-z,global)
endif()
endif()
# The minimal Scudo runtime does not include the UBSan runtime.
set(SCUDO_MINIMAL_OBJECT_LIBS
RTSanitizerCommonNoTermination
RTSanitizerCommonLibc
RTInterception)
if (COMPILER_RT_HAS_GWP_ASAN)
list(APPEND SCUDO_MINIMAL_OBJECT_LIBS
RTGwpAsan RTGwpAsanOptionsParser RTGwpAsanBacktraceLibc
RTGwpAsanSegvHandler)
list(APPEND SCUDO_CFLAGS -DGWP_ASAN_HOOKS)
endif()
set(SCUDO_OBJECT_LIBS ${SCUDO_MINIMAL_OBJECT_LIBS})
set(SCUDO_DYNAMIC_LIBS ${SCUDO_MINIMAL_DYNAMIC_LIBS})
if (FUCHSIA)
list(APPEND SCUDO_CFLAGS -nostdinc++)
list(APPEND SCUDO_DYNAMIC_LINK_FLAGS -nostdlib++)
else()
list(APPEND SCUDO_DYNAMIC_LIBS ${SANITIZER_CXX_ABI_LIBRARIES})
list(APPEND SCUDO_OBJECT_LIBS
RTSanitizerCommonCoverage
RTSanitizerCommonSymbolizer
RTUbsan)
endif()
set(SCUDO_SOURCES
scudo_allocator.cpp
scudo_crc32.cpp
scudo_errors.cpp
scudo_flags.cpp
scudo_malloc.cpp
scudo_termination.cpp
scudo_tsd_exclusive.cpp
scudo_tsd_shared.cpp
scudo_utils.cpp)
set(SCUDO_CXX_SOURCES
scudo_new_delete.cpp)
set(SCUDO_HEADERS
scudo_allocator.h
scudo_allocator_combined.h
scudo_allocator_secondary.h
scudo_crc32.h
scudo_errors.h
scudo_flags.h
scudo_flags.inc
scudo_interface_internal.h
scudo_platform.h
scudo_tsd.h
scudo_tsd_exclusive.inc
scudo_tsd_shared.inc
scudo_utils.h)
# Enable the necessary instruction set for scudo_crc32.cpp, if available.
# Newer compiler versions use -mcrc32 rather than -msse4.2.
if (COMPILER_RT_HAS_MCRC32_FLAG)
set_source_files_properties(scudo_crc32.cpp PROPERTIES COMPILE_FLAGS -mcrc32)
elseif (COMPILER_RT_HAS_MSSE4_2_FLAG)
set_source_files_properties(scudo_crc32.cpp PROPERTIES COMPILE_FLAGS -msse4.2)
endif()
# Enable the AArch64 CRC32 feature for scudo_crc32.cpp, if available.
# Note that it is enabled by default starting with armv8.1-a.
if (COMPILER_RT_HAS_MCRC_FLAG)
set_source_files_properties(scudo_crc32.cpp PROPERTIES COMPILE_FLAGS -mcrc)
endif()
if(COMPILER_RT_HAS_SCUDO)
add_compiler_rt_runtime(clang_rt.scudo_minimal
STATIC
ARCHS ${SCUDO_SUPPORTED_ARCH}
SOURCES ${SCUDO_SOURCES}
ADDITIONAL_HEADERS ${SCUDO_HEADERS}
OBJECT_LIBS ${SCUDO_MINIMAL_OBJECT_LIBS}
CFLAGS ${SCUDO_CFLAGS}
PARENT_TARGET scudo)
add_compiler_rt_runtime(clang_rt.scudo_cxx_minimal
STATIC
ARCHS ${SCUDO_SUPPORTED_ARCH}
SOURCES ${SCUDO_CXX_SOURCES}
ADDITIONAL_HEADERS ${SCUDO_HEADERS}
CFLAGS ${SCUDO_CFLAGS}
PARENT_TARGET scudo)
add_compiler_rt_runtime(clang_rt.scudo
STATIC
ARCHS ${SCUDO_SUPPORTED_ARCH}
SOURCES ${SCUDO_SOURCES}
ADDITIONAL_HEADERS ${SCUDO_HEADERS}
OBJECT_LIBS ${SCUDO_OBJECT_LIBS}
CFLAGS ${SCUDO_CFLAGS}
PARENT_TARGET scudo)
add_compiler_rt_runtime(clang_rt.scudo_cxx
STATIC
ARCHS ${SCUDO_SUPPORTED_ARCH}
SOURCES ${SCUDO_CXX_SOURCES}
ADDITIONAL_HEADERS ${SCUDO_HEADERS}
OBJECT_LIBS RTUbsan_cxx
CFLAGS ${SCUDO_CFLAGS}
PARENT_TARGET scudo)
add_compiler_rt_runtime(clang_rt.scudo_minimal
SHARED
ARCHS ${SCUDO_SUPPORTED_ARCH}
SOURCES ${SCUDO_SOURCES} ${SCUDO_CXX_SOURCES}
ADDITIONAL_HEADERS ${SCUDO_HEADERS}
OBJECT_LIBS ${SCUDO_MINIMAL_OBJECT_LIBS}
CFLAGS ${SCUDO_CFLAGS}
LINK_FLAGS ${SCUDO_DYNAMIC_LINK_FLAGS}
LINK_LIBS ${SCUDO_MINIMAL_DYNAMIC_LIBS}
PARENT_TARGET scudo)
add_compiler_rt_runtime(clang_rt.scudo
SHARED
ARCHS ${SCUDO_SUPPORTED_ARCH}
SOURCES ${SCUDO_SOURCES} ${SCUDO_CXX_SOURCES}
ADDITIONAL_HEADERS ${SCUDO_HEADERS}
OBJECT_LIBS ${SCUDO_OBJECT_LIBS}
CFLAGS ${SCUDO_CFLAGS}
LINK_FLAGS ${SCUDO_DYNAMIC_LINK_FLAGS}
LINK_LIBS ${SCUDO_DYNAMIC_LIBS}
PARENT_TARGET scudo)
endif()
|
