614 lines
14 KiB
CMake
614 lines
14 KiB
CMake
# This directory contains a large amount of C code which provides
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# generic implementations of the core runtime library along with optimized
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# architecture-specific code in various subdirectories.
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if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
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cmake_minimum_required(VERSION 3.4.3)
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project(CompilerRTBuiltins C ASM)
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set(COMPILER_RT_STANDALONE_BUILD TRUE)
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set(COMPILER_RT_BUILTINS_STANDALONE_BUILD TRUE)
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list(INSERT CMAKE_MODULE_PATH 0
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"${CMAKE_SOURCE_DIR}/../../cmake"
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"${CMAKE_SOURCE_DIR}/../../cmake/Modules")
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include(base-config-ix)
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include(CompilerRTUtils)
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load_llvm_config()
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construct_compiler_rt_default_triple()
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if(APPLE)
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include(CompilerRTDarwinUtils)
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endif()
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include(AddCompilerRT)
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endif()
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include(builtin-config-ix)
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# TODO: Need to add a mechanism for logging errors when builtin source files are
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# added to a sub-directory and not this CMakeLists file.
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set(GENERIC_SOURCES
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absvdi2.c
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absvsi2.c
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absvti2.c
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adddf3.c
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addsf3.c
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addtf3.c
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addvdi3.c
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addvsi3.c
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addvti3.c
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apple_versioning.c
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ashldi3.c
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ashlti3.c
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ashrdi3.c
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ashrti3.c
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bswapdi2.c
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bswapsi2.c
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clzdi2.c
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clzsi2.c
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clzti2.c
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cmpdi2.c
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cmpti2.c
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comparedf2.c
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comparesf2.c
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ctzdi2.c
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ctzsi2.c
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ctzti2.c
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divdc3.c
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divdf3.c
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divdi3.c
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divmoddi4.c
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divmodsi4.c
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divsc3.c
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divsf3.c
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divsi3.c
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divtc3.c
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divti3.c
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divtf3.c
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extendsfdf2.c
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extendhfsf2.c
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ffsdi2.c
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ffssi2.c
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ffsti2.c
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fixdfdi.c
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fixdfsi.c
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fixdfti.c
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fixsfdi.c
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fixsfsi.c
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fixsfti.c
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fixunsdfdi.c
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fixunsdfsi.c
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fixunsdfti.c
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fixunssfdi.c
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fixunssfsi.c
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fixunssfti.c
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floatdidf.c
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floatdisf.c
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floatsidf.c
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floatsisf.c
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floattidf.c
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floattisf.c
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floatundidf.c
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floatundisf.c
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floatunsidf.c
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floatunsisf.c
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floatuntidf.c
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floatuntisf.c
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int_util.c
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lshrdi3.c
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lshrti3.c
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moddi3.c
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modsi3.c
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modti3.c
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muldc3.c
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muldf3.c
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muldi3.c
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mulodi4.c
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mulosi4.c
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muloti4.c
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mulsc3.c
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mulsf3.c
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multi3.c
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multf3.c
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mulvdi3.c
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mulvsi3.c
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mulvti3.c
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negdf2.c
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negdi2.c
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negsf2.c
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negti2.c
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negvdi2.c
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negvsi2.c
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negvti2.c
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os_version_check.c
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paritydi2.c
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paritysi2.c
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parityti2.c
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popcountdi2.c
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popcountsi2.c
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popcountti2.c
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powidf2.c
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powisf2.c
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powitf2.c
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subdf3.c
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subsf3.c
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subvdi3.c
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subvsi3.c
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subvti3.c
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subtf3.c
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trampoline_setup.c
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truncdfhf2.c
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truncdfsf2.c
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truncsfhf2.c
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ucmpdi2.c
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ucmpti2.c
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udivdi3.c
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udivmoddi4.c
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udivmodsi4.c
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udivmodti4.c
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udivsi3.c
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udivti3.c
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umoddi3.c
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umodsi3.c
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umodti3.c)
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set(GENERIC_TF_SOURCES
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comparetf2.c
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extenddftf2.c
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extendsftf2.c
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fixtfdi.c
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fixtfsi.c
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fixtfti.c
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fixunstfdi.c
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fixunstfsi.c
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fixunstfti.c
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floatditf.c
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floatsitf.c
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floattitf.c
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floatunditf.c
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floatunsitf.c
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floatuntitf.c
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multc3.c
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trunctfdf2.c
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trunctfsf2.c)
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option(COMPILER_RT_EXCLUDE_ATOMIC_BUILTIN
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"Skip the atomic builtin (these should normally be provided by a shared library)"
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On)
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if(NOT FUCHSIA AND NOT COMPILER_RT_BAREMETAL_BUILD)
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set(GENERIC_SOURCES
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${GENERIC_SOURCES}
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emutls.c
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enable_execute_stack.c
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eprintf.c)
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endif()
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if(COMPILER_RT_HAS_ATOMIC_KEYWORD AND NOT COMPILER_RT_EXCLUDE_ATOMIC_BUILTIN)
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set(GENERIC_SOURCES
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${GENERIC_SOURCES}
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atomic.c)
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endif()
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if(APPLE)
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set(GENERIC_SOURCES
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${GENERIC_SOURCES}
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atomic_flag_clear.c
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atomic_flag_clear_explicit.c
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atomic_flag_test_and_set.c
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atomic_flag_test_and_set_explicit.c
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atomic_signal_fence.c
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atomic_thread_fence.c)
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endif()
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if (HAVE_UNWIND_H)
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set(GENERIC_SOURCES
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${GENERIC_SOURCES}
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gcc_personality_v0.c)
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endif ()
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if (NOT FUCHSIA)
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set(GENERIC_SOURCES
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${GENERIC_SOURCES}
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clear_cache.c)
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endif()
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# These sources work on all x86 variants, but only x86 variants.
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set(x86_ARCH_SOURCES
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cpu_model.c
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divxc3.c
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fixxfdi.c
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fixxfti.c
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fixunsxfdi.c
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fixunsxfsi.c
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fixunsxfti.c
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floatdixf.c
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floattixf.c
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floatundixf.c
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floatuntixf.c
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mulxc3.c
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powixf2.c
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)
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if (NOT MSVC)
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set(x86_64_SOURCES
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x86_64/floatdidf.c
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x86_64/floatdisf.c
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x86_64/floatdixf.c
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x86_64/floatundidf.S
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x86_64/floatundisf.S
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x86_64/floatundixf.S)
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filter_builtin_sources(x86_64_SOURCES EXCLUDE x86_64_SOURCES "${x86_64_SOURCES};${GENERIC_SOURCES}")
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set(x86_64h_SOURCES ${x86_64_SOURCES})
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if (WIN32)
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set(x86_64_SOURCES
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${x86_64_SOURCES}
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x86_64/chkstk.S
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x86_64/chkstk2.S)
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endif()
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set(i386_SOURCES
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i386/ashldi3.S
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i386/ashrdi3.S
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i386/divdi3.S
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i386/floatdidf.S
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i386/floatdisf.S
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i386/floatdixf.S
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i386/floatundidf.S
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i386/floatundisf.S
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i386/floatundixf.S
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i386/lshrdi3.S
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i386/moddi3.S
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i386/muldi3.S
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i386/udivdi3.S
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i386/umoddi3.S)
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filter_builtin_sources(i386_SOURCES EXCLUDE i386_SOURCES "${i386_SOURCES};${GENERIC_SOURCES}")
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if (WIN32)
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set(i386_SOURCES
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${i386_SOURCES}
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i386/chkstk.S
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i386/chkstk2.S)
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endif()
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else () # MSVC
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# Use C versions of functions when building on MSVC
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# MSVC's assembler takes Intel syntax, not AT&T syntax.
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# Also use only MSVC compilable builtin implementations.
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set(x86_64_SOURCES
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x86_64/floatdidf.c
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x86_64/floatdisf.c
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x86_64/floatdixf.c
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${GENERIC_SOURCES})
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set(x86_64h_SOURCES ${x86_64_SOURCES})
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set(i386_SOURCES ${GENERIC_SOURCES})
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endif () # if (NOT MSVC)
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set(x86_64h_SOURCES ${x86_64h_SOURCES} ${x86_ARCH_SOURCES})
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set(x86_64_SOURCES ${x86_64_SOURCES} ${x86_ARCH_SOURCES})
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set(i386_SOURCES ${i386_SOURCES} ${x86_ARCH_SOURCES})
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set(i686_SOURCES ${i686_SOURCES} ${x86_ARCH_SOURCES})
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set(arm_SOURCES
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arm/bswapdi2.S
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arm/bswapsi2.S
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arm/clzdi2.S
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arm/clzsi2.S
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arm/comparesf2.S
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arm/divmodsi4.S
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arm/divsi3.S
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arm/modsi3.S
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arm/sync_fetch_and_add_4.S
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arm/sync_fetch_and_add_8.S
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arm/sync_fetch_and_and_4.S
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arm/sync_fetch_and_and_8.S
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arm/sync_fetch_and_max_4.S
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arm/sync_fetch_and_max_8.S
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arm/sync_fetch_and_min_4.S
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arm/sync_fetch_and_min_8.S
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arm/sync_fetch_and_nand_4.S
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arm/sync_fetch_and_nand_8.S
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arm/sync_fetch_and_or_4.S
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arm/sync_fetch_and_or_8.S
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arm/sync_fetch_and_sub_4.S
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arm/sync_fetch_and_sub_8.S
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arm/sync_fetch_and_umax_4.S
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arm/sync_fetch_and_umax_8.S
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arm/sync_fetch_and_umin_4.S
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arm/sync_fetch_and_umin_8.S
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arm/sync_fetch_and_xor_4.S
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arm/sync_fetch_and_xor_8.S
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arm/udivmodsi4.S
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arm/udivsi3.S
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arm/umodsi3.S)
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filter_builtin_sources(arm_SOURCES EXCLUDE arm_SOURCES "${arm_SOURCES};${GENERIC_SOURCES}")
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set(thumb1_SOURCES
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arm/divsi3.S
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arm/udivsi3.S
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arm/comparesf2.S
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arm/addsf3.S
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${GENERIC_SOURCES})
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set(arm_EABI_SOURCES
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arm/aeabi_cdcmp.S
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arm/aeabi_cdcmpeq_check_nan.c
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arm/aeabi_cfcmp.S
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arm/aeabi_cfcmpeq_check_nan.c
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arm/aeabi_dcmp.S
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arm/aeabi_div0.c
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arm/aeabi_drsub.c
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arm/aeabi_fcmp.S
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arm/aeabi_frsub.c
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arm/aeabi_idivmod.S
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arm/aeabi_ldivmod.S
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arm/aeabi_memcmp.S
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arm/aeabi_memcpy.S
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arm/aeabi_memmove.S
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arm/aeabi_memset.S
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arm/aeabi_uidivmod.S
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arm/aeabi_uldivmod.S)
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set(arm_Thumb1_JT_SOURCES
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arm/switch16.S
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arm/switch32.S
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arm/switch8.S
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arm/switchu8.S)
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set(arm_Thumb1_SjLj_EH_SOURCES
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arm/restore_vfp_d8_d15_regs.S
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arm/save_vfp_d8_d15_regs.S)
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set(arm_Thumb1_VFPv2_SOURCES
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arm/adddf3vfp.S
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arm/addsf3vfp.S
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arm/divdf3vfp.S
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arm/divsf3vfp.S
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arm/eqdf2vfp.S
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arm/eqsf2vfp.S
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arm/extendsfdf2vfp.S
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arm/fixdfsivfp.S
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arm/fixsfsivfp.S
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arm/fixunsdfsivfp.S
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arm/fixunssfsivfp.S
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arm/floatsidfvfp.S
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arm/floatsisfvfp.S
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arm/floatunssidfvfp.S
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arm/floatunssisfvfp.S
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arm/gedf2vfp.S
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arm/gesf2vfp.S
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arm/gtdf2vfp.S
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arm/gtsf2vfp.S
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arm/ledf2vfp.S
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arm/lesf2vfp.S
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arm/ltdf2vfp.S
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arm/ltsf2vfp.S
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arm/muldf3vfp.S
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arm/mulsf3vfp.S
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arm/nedf2vfp.S
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arm/negdf2vfp.S
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arm/negsf2vfp.S
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arm/nesf2vfp.S
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arm/subdf3vfp.S
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arm/subsf3vfp.S
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arm/truncdfsf2vfp.S
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arm/unorddf2vfp.S
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arm/unordsf2vfp.S)
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set(arm_Thumb1_icache_SOURCES
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arm/sync_synchronize.S)
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set(arm_Thumb1_SOURCES
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${arm_Thumb1_JT_SOURCES}
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${arm_Thumb1_SjLj_EH_SOURCES}
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${arm_Thumb1_VFPv2_SOURCES}
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${arm_Thumb1_icache_SOURCES})
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if(MINGW)
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set(arm_SOURCES
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arm/aeabi_idivmod.S
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arm/aeabi_ldivmod.S
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arm/aeabi_uidivmod.S
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arm/aeabi_uldivmod.S
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arm/chkstk.S
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divmoddi4.c
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divmodsi4.c
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divdi3.c
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divsi3.c
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fixdfdi.c
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fixsfdi.c
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fixunsdfdi.c
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fixunssfdi.c
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floatdidf.c
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floatdisf.c
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floatundidf.c
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floatundisf.c
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mingw_fixfloat.c
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moddi3.c
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udivmoddi4.c
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udivmodsi4.c
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udivsi3.c
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umoddi3.c
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emutls.c)
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filter_builtin_sources(arm_SOURCES EXCLUDE arm_SOURCES "${arm_SOURCES};${GENERIC_SOURCES}")
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elseif(NOT WIN32)
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# TODO the EABI sources should only be added to EABI targets
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set(arm_SOURCES
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${arm_SOURCES}
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${arm_EABI_SOURCES}
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${arm_Thumb1_SOURCES})
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set(thumb1_SOURCES
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${thumb1_SOURCES}
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${arm_EABI_SOURCES})
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endif()
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set(aarch64_SOURCES
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${GENERIC_TF_SOURCES}
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${GENERIC_SOURCES})
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if (MINGW)
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set(aarch64_SOURCES
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${aarch64_SOURCES}
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aarch64/chkstk.S)
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endif()
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set(armhf_SOURCES ${arm_SOURCES})
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set(armv7_SOURCES ${arm_SOURCES})
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set(armv7s_SOURCES ${arm_SOURCES})
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set(armv7k_SOURCES ${arm_SOURCES})
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set(arm64_SOURCES ${aarch64_SOURCES})
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# macho_embedded archs
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set(armv6m_SOURCES ${thumb1_SOURCES})
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set(armv7m_SOURCES ${arm_SOURCES})
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set(armv7em_SOURCES ${arm_SOURCES})
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# hexagon arch
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set(hexagon_SOURCES ${GENERIC_SOURCES} ${GENERIC_TF_SOURCES})
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set(hexagon_SOURCES
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hexagon/common_entry_exit_abi1.S
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hexagon/common_entry_exit_abi2.S
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hexagon/common_entry_exit_legacy.S
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hexagon/dfaddsub.S
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hexagon/dfdiv.S
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hexagon/dffma.S
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hexagon/dfminmax.S
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hexagon/dfmul.S
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hexagon/dfsqrt.S
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hexagon/divdi3.S
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hexagon/divsi3.S
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hexagon/fabs_opt.S
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hexagon/fastmath2_dlib_asm.S
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hexagon/fastmath2_ldlib_asm.S
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hexagon/fastmath_dlib_asm.S
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hexagon/fma_opt.S
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hexagon/fmax_opt.S
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hexagon/fmin_opt.S
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hexagon/memcpy_forward_vp4cp4n2.S
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hexagon/memcpy_likely_aligned.S
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hexagon/moddi3.S
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hexagon/modsi3.S
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hexagon/sfdiv_opt.S
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hexagon/sfsqrt_opt.S
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hexagon/udivdi3.S
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hexagon/udivmoddi4.S
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hexagon/udivmodsi4.S
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hexagon/udivsi3.S
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hexagon/umoddi3.S
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hexagon/umodsi3.S)
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set(mips_SOURCES ${GENERIC_SOURCES})
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set(mipsel_SOURCES ${mips_SOURCES})
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set(mips64_SOURCES ${GENERIC_TF_SOURCES}
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${mips_SOURCES})
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set(mips64el_SOURCES ${GENERIC_TF_SOURCES}
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${mips_SOURCES})
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set(powerpc64_SOURCES
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ppc/divtc3.c
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ppc/fixtfdi.c
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ppc/fixunstfdi.c
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ppc/floatditf.c
|
|
ppc/floatunditf.c
|
|
ppc/gcc_qadd.c
|
|
ppc/gcc_qdiv.c
|
|
ppc/gcc_qmul.c
|
|
ppc/gcc_qsub.c
|
|
ppc/multc3.c
|
|
${GENERIC_SOURCES})
|
|
set(powerpc64le_SOURCES ${powerpc64_SOURCES})
|
|
|
|
set(riscv_SOURCES ${GENERIC_SOURCES} ${GENERIC_TF_SOURCES})
|
|
set(riscv32_SOURCES
|
|
riscv/mulsi3.S
|
|
${riscv_SOURCES})
|
|
set(riscv64_SOURCES ${riscv_SOURCES})
|
|
|
|
set(wasm32_SOURCES
|
|
${GENERIC_TF_SOURCES}
|
|
${GENERIC_SOURCES})
|
|
set(wasm64_SOURCES
|
|
${GENERIC_TF_SOURCES}
|
|
${GENERIC_SOURCES})
|
|
|
|
add_custom_target(builtins)
|
|
set_target_properties(builtins PROPERTIES FOLDER "Compiler-RT Misc")
|
|
|
|
if (APPLE)
|
|
add_subdirectory(Darwin-excludes)
|
|
add_subdirectory(macho_embedded)
|
|
darwin_add_builtin_libraries(${BUILTIN_SUPPORTED_OS})
|
|
else ()
|
|
set(BUILTIN_CFLAGS "")
|
|
|
|
append_list_if(COMPILER_RT_HAS_STD_C11_FLAG -std=c11 BUILTIN_CFLAGS)
|
|
|
|
# These flags would normally be added to CMAKE_C_FLAGS by the llvm
|
|
# cmake step. Add them manually if this is a standalone build.
|
|
if(COMPILER_RT_STANDALONE_BUILD)
|
|
append_list_if(COMPILER_RT_HAS_FPIC_FLAG -fPIC BUILTIN_CFLAGS)
|
|
append_list_if(COMPILER_RT_HAS_FNO_BUILTIN_FLAG -fno-builtin BUILTIN_CFLAGS)
|
|
append_list_if(COMPILER_RT_HAS_VISIBILITY_HIDDEN_FLAG -fvisibility=hidden BUILTIN_CFLAGS)
|
|
if(NOT COMPILER_RT_DEBUG)
|
|
append_list_if(COMPILER_RT_HAS_OMIT_FRAME_POINTER_FLAG -fomit-frame-pointer BUILTIN_CFLAGS)
|
|
endif()
|
|
endif()
|
|
|
|
set(BUILTIN_DEFS "")
|
|
|
|
append_list_if(COMPILER_RT_HAS_VISIBILITY_HIDDEN_FLAG VISIBILITY_HIDDEN BUILTIN_DEFS)
|
|
|
|
foreach (arch ${BUILTIN_SUPPORTED_ARCH})
|
|
if (CAN_TARGET_${arch})
|
|
# NOTE: some architectures (e.g. i386) have multiple names. Ensure that
|
|
# we catch them all.
|
|
set(_arch ${arch})
|
|
if("${arch}" STREQUAL "armv6m")
|
|
set(_arch "arm|armv6m")
|
|
elseif("${arch}" MATCHES "^(armhf|armv7|armv7s|armv7k|armv7m|armv7em)$")
|
|
set(_arch "arm")
|
|
endif()
|
|
|
|
# For ARM archs, exclude any VFP builtins if VFP is not supported
|
|
if (${arch} MATCHES "^(arm|armhf|armv7|armv7s|armv7k|armv7m|armv7em)$")
|
|
string(REPLACE ";" " " _TARGET_${arch}_CFLAGS "${TARGET_${arch}_CFLAGS}")
|
|
check_compile_definition(__VFP_FP__ "${CMAKE_C_FLAGS} ${_TARGET_${arch}_CFLAGS}" COMPILER_RT_HAS_${arch}_VFP)
|
|
if(NOT COMPILER_RT_HAS_${arch}_VFP)
|
|
list(REMOVE_ITEM ${arch}_SOURCES ${arm_Thumb1_VFPv2_SOURCES} ${arm_Thumb1_SjLj_EH_SOURCES})
|
|
endif()
|
|
endif()
|
|
|
|
# Filter out generic versions of routines that are re-implemented in
|
|
# architecture specific manner. This prevents multiple definitions of the
|
|
# same symbols, making the symbol selection non-deterministic.
|
|
foreach (_file ${${arch}_SOURCES})
|
|
if (${_file} MATCHES ${_arch}/*)
|
|
get_filename_component(_name ${_file} NAME)
|
|
string(REPLACE ".S" ".c" _cname "${_name}")
|
|
list(REMOVE_ITEM ${arch}_SOURCES ${_cname})
|
|
endif ()
|
|
endforeach ()
|
|
|
|
# Needed for clear_cache on debug mode, due to r7's usage in inline asm.
|
|
# Release mode already sets it via -O2/3, Debug mode doesn't.
|
|
if (${arch} STREQUAL "armhf")
|
|
list(APPEND BUILTIN_CFLAGS -fomit-frame-pointer -DCOMPILER_RT_ARMHF_TARGET)
|
|
endif()
|
|
|
|
# For RISCV32, we must force enable int128 for compiling long
|
|
# double routines.
|
|
if("${arch}" STREQUAL "riscv32")
|
|
list(APPEND BUILTIN_CFLAGS -fforce-enable-int128)
|
|
endif()
|
|
|
|
add_compiler_rt_runtime(clang_rt.builtins
|
|
STATIC
|
|
ARCHS ${arch}
|
|
SOURCES ${${arch}_SOURCES}
|
|
DEFS ${BUILTIN_DEFS}
|
|
CFLAGS ${BUILTIN_CFLAGS}
|
|
PARENT_TARGET builtins)
|
|
endif ()
|
|
endforeach ()
|
|
endif ()
|
|
|
|
add_dependencies(compiler-rt builtins)
|