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-rw-r--r--cmake/Modules/AddCompilerRT.cmake26
-rw-r--r--cmake/Modules/BuiltinTests.cmake23
-rw-r--r--cmake/Modules/CompilerRTDarwinUtils.cmake34
-rw-r--r--cmake/Modules/CompilerRTUtils.cmake119
4 files changed, 152 insertions, 50 deletions
diff --git a/cmake/Modules/AddCompilerRT.cmake b/cmake/Modules/AddCompilerRT.cmake
index 334224854ba2..42ae7ad1ecd5 100644
--- a/cmake/Modules/AddCompilerRT.cmake
+++ b/cmake/Modules/AddCompilerRT.cmake
@@ -77,6 +77,15 @@ macro(format_object_libs output suffix)
endforeach()
endmacro()
+function(add_compiler_rt_component name)
+ add_custom_target(${name})
+ set_target_properties(${name} PROPERTIES FOLDER "Compiler-RT Misc")
+ if(COMMAND runtime_register_component)
+ runtime_register_component(${name})
+ endif()
+ add_dependencies(compiler-rt ${name})
+endfunction()
+
# Adds static or shared runtime for a list of architectures and operating
# systems and puts it in the proper directory in the build and install trees.
# add_compiler_rt_runtime(<name>
@@ -164,6 +173,7 @@ function(add_compiler_rt_runtime name type)
-P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
set_target_properties(install-${LIB_PARENT_TARGET} PROPERTIES
FOLDER "Compiler-RT Misc")
+ add_dependencies(install-compiler-rt install-${LIB_PARENT_TARGET})
endif()
endif()
@@ -185,8 +195,14 @@ function(add_compiler_rt_runtime name type)
set_target_properties(${libname} PROPERTIES
OUTPUT_NAME ${output_name_${libname}})
set_target_properties(${libname} PROPERTIES FOLDER "Compiler-RT Runtime")
- if(LIB_LINK_LIBS AND ${type} STREQUAL "SHARED")
- target_link_libraries(${libname} ${LIB_LINK_LIBS})
+ if(${type} STREQUAL "SHARED")
+ if(LIB_LINK_LIBS)
+ target_link_libraries(${libname} ${LIB_LINK_LIBS})
+ endif()
+ if(WIN32 AND NOT CYGWIN AND NOT MINGW)
+ set_target_properties(${libname} PROPERTIES IMPORT_PREFIX "")
+ set_target_properties(${libname} PROPERTIES IMPORT_SUFFIX ".lib")
+ endif()
endif()
install(TARGETS ${libname}
ARCHIVE DESTINATION ${COMPILER_RT_LIBRARY_INSTALL_DIR}
@@ -253,12 +269,6 @@ if(MSVC)
# gtest use a lot of stuff marked as deprecated on Windows.
list(APPEND COMPILER_RT_GTEST_CFLAGS -Wno-deprecated-declarations)
-
- # Visual Studio 2012 only supports up to 8 template parameters in
- # std::tr1::tuple by default, but gtest requires 10
- if(MSVC_VERSION EQUAL 1700)
- list(APPEND COMPILER_RT_GTEST_CFLAGS -D_VARIADIC_MAX=10)
- endif()
endif()
# Link objects into a single executable with COMPILER_RT_TEST_COMPILER,
diff --git a/cmake/Modules/BuiltinTests.cmake b/cmake/Modules/BuiltinTests.cmake
index a229145d9b91..a6bf8644ad52 100644
--- a/cmake/Modules/BuiltinTests.cmake
+++ b/cmake/Modules/BuiltinTests.cmake
@@ -1,3 +1,4 @@
+include(CMakeCheckCompilerFlagCommonPatterns)
# This function takes an OS and a list of architectures and identifies the
# subset of the architectures list that the installed toolchain can target.
@@ -10,7 +11,13 @@ function(try_compile_only output)
file(WRITE ${SIMPLE_C} "${ARG_SOURCE}\n")
string(REGEX MATCHALL "<[A-Za-z0-9_]*>" substitutions
${CMAKE_C_COMPILE_OBJECT})
- string(REPLACE ";" " " extra_flags "${ARG_FLAGS}")
+
+ set(TRY_COMPILE_FLAGS "${ARG_FLAGS}")
+ if(CMAKE_C_COMPILER_ID MATCHES Clang AND CMAKE_C_COMPILER_TARGET)
+ list(APPEND TRY_COMPILE_FLAGS "-target ${CMAKE_C_COMPILER_TARGET}")
+ endif()
+
+ string(REPLACE ";" " " extra_flags "${TRY_COMPILE_FLAGS}")
set(test_compile_command "${CMAKE_C_COMPILE_OBJECT}")
foreach(substitution ${substitutions})
@@ -41,7 +48,19 @@ function(try_compile_only output)
OUTPUT_VARIABLE TEST_OUTPUT
ERROR_VARIABLE TEST_ERROR
)
- if(result EQUAL 0)
+
+ CHECK_COMPILER_FLAG_COMMON_PATTERNS(_CheckCCompilerFlag_COMMON_PATTERNS)
+ set(ERRORS_FOUND OFF)
+ foreach(var ${_CheckCCompilerFlag_COMMON_PATTERNS})
+ if("${var}" STREQUAL "FAIL_REGEX")
+ continue()
+ endif()
+ if("${TEST_ERROR}" MATCHES "${var}" OR "${TEST_OUTPUT}" MATCHES "${var}")
+ set(ERRORS_FOUND ON)
+ endif()
+ endforeach()
+
+ if(result EQUAL 0 AND NOT ERRORS_FOUND)
set(${output} True PARENT_SCOPE)
else()
file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
diff --git a/cmake/Modules/CompilerRTDarwinUtils.cmake b/cmake/Modules/CompilerRTDarwinUtils.cmake
index fd19ff9f6568..28d398672121 100644
--- a/cmake/Modules/CompilerRTDarwinUtils.cmake
+++ b/cmake/Modules/CompilerRTDarwinUtils.cmake
@@ -7,13 +7,15 @@ function(find_darwin_sdk_dir var sdk_name)
# Let's first try the internal SDK, otherwise use the public SDK.
execute_process(
COMMAND xcodebuild -version -sdk ${sdk_name}.internal Path
+ RESULT_VARIABLE result_process
OUTPUT_VARIABLE var_internal
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_FILE /dev/null
)
- if("" STREQUAL "${var_internal}")
+ if((NOT result_process EQUAL 0) OR "" STREQUAL "${var_internal}")
execute_process(
COMMAND xcodebuild -version -sdk ${sdk_name} Path
+ RESULT_VARIABLE result_process
OUTPUT_VARIABLE var_internal
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_FILE /dev/null
@@ -21,7 +23,9 @@ function(find_darwin_sdk_dir var sdk_name)
else()
set(${var}_INTERNAL ${var_internal} PARENT_SCOPE)
endif()
- set(${var} ${var_internal} PARENT_SCOPE)
+ if(result_process EQUAL 0)
+ set(${var} ${var_internal} PARENT_SCOPE)
+ endif()
endfunction()
# There isn't a clear mapping of what architectures are supported with a given
@@ -256,30 +260,6 @@ function(darwin_filter_builtin_sources output_var exclude_or_include excluded_li
set(${output_var} ${intermediate} PARENT_SCOPE)
endfunction()
-function(darwin_add_eprintf_library)
- cmake_parse_arguments(LIB
- ""
- ""
- "CFLAGS"
- ${ARGN})
-
- add_library(clang_rt.eprintf STATIC eprintf.c)
- set_target_compile_flags(clang_rt.eprintf
- -isysroot ${DARWIN_osx_SYSROOT}
- ${DARWIN_osx_BUILTIN_MIN_VER_FLAG}
- -arch i386
- ${LIB_CFLAGS})
- set_target_properties(clang_rt.eprintf PROPERTIES
- OUTPUT_NAME clang_rt.eprintf${COMPILER_RT_OS_SUFFIX})
- set_target_properties(clang_rt.eprintf PROPERTIES
- OSX_ARCHITECTURES i386)
- add_dependencies(builtins clang_rt.eprintf)
- set_target_properties(clang_rt.eprintf PROPERTIES
- ARCHIVE_OUTPUT_DIRECTORY ${COMPILER_RT_LIBRARY_OUTPUT_DIR})
- install(TARGETS clang_rt.eprintf
- ARCHIVE DESTINATION ${COMPILER_RT_LIBRARY_INSTALL_DIR})
-endfunction()
-
# Generates builtin libraries for all operating systems specified in ARGN. Each
# OS library is constructed by lipo-ing together single-architecture libraries.
macro(darwin_add_builtin_libraries)
@@ -350,8 +330,6 @@ macro(darwin_add_builtin_libraries)
endif()
endforeach()
- darwin_add_eprintf_library(CFLAGS ${CFLAGS})
-
# We put the x86 sim slices into the archives for their base OS
foreach (os ${ARGN})
if(NOT ${os} MATCHES ".*sim$")
diff --git a/cmake/Modules/CompilerRTUtils.cmake b/cmake/Modules/CompilerRTUtils.cmake
index 78b6dceef887..cedaaeeb3580 100644
--- a/cmake/Modules/CompilerRTUtils.cmake
+++ b/cmake/Modules/CompilerRTUtils.cmake
@@ -49,7 +49,7 @@ macro(append_string_if condition value)
endmacro()
macro(append_rtti_flag polarity list)
- if(polarity)
+ if(${polarity})
append_list_if(COMPILER_RT_HAS_FRTTI_FLAG -frtti ${list})
append_list_if(COMPILER_RT_HAS_GR_FLAG /GR ${list})
else()
@@ -76,6 +76,18 @@ macro(list_intersect output input1 input2)
endforeach()
endmacro()
+function(list_replace input_list old new)
+ set(replaced_list)
+ foreach(item ${${input_list}})
+ if(${item} STREQUAL ${old})
+ list(APPEND replaced_list ${new})
+ else()
+ list(APPEND replaced_list ${item})
+ endif()
+ endforeach()
+ set(${input_list} "${replaced_list}" PARENT_SCOPE)
+endfunction()
+
# Takes ${ARGN} and puts only supported architectures in @out_var list.
function(filter_available_targets out_var)
set(archs ${${out_var}})
@@ -88,6 +100,13 @@ function(filter_available_targets out_var)
set(${out_var} ${archs} PARENT_SCOPE)
endfunction()
+# Add $arch as supported with no additional flags.
+macro(add_default_target_arch arch)
+ set(TARGET_${arch}_CFLAGS "")
+ set(CAN_TARGET_${arch} 1)
+ list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
+endmacro()
+
function(check_compile_definition def argstring out_var)
if("${def}" STREQUAL "")
set(${out_var} TRUE PARENT_SCOPE)
@@ -113,20 +132,26 @@ macro(test_target_arch arch def)
set(argstring "${argstring} ${arg}")
endforeach()
check_compile_definition("${def}" "${argstring}" HAS_${arch}_DEF)
- if(NOT HAS_${arch}_DEF)
- set(CAN_TARGET_${arch} FALSE)
- elseif(TEST_COMPILE_ONLY)
- try_compile_only(CAN_TARGET_${arch} ${TARGET_${arch}_CFLAGS})
- else()
- set(argstring "${CMAKE_EXE_LINKER_FLAGS} ${argstring}")
- try_compile(CAN_TARGET_${arch} ${CMAKE_BINARY_DIR} ${SIMPLE_SOURCE}
- COMPILE_DEFINITIONS "${TARGET_${arch}_CFLAGS}"
- OUTPUT_VARIABLE TARGET_${arch}_OUTPUT
- CMAKE_FLAGS "-DCMAKE_EXE_LINKER_FLAGS:STRING=${argstring}")
+ if(NOT DEFINED CAN_TARGET_${arch})
+ if(NOT HAS_${arch}_DEF)
+ set(CAN_TARGET_${arch} FALSE)
+ elseif(TEST_COMPILE_ONLY)
+ try_compile_only(CAN_TARGET_${arch} ${TARGET_${arch}_CFLAGS})
+ else()
+ set(argstring "${CMAKE_EXE_LINKER_FLAGS} ${argstring}")
+ set(FLAG_NO_EXCEPTIONS "")
+ if(COMPILER_RT_HAS_FNO_EXCEPTIONS_FLAG)
+ set(FLAG_NO_EXCEPTIONS " -fno-exceptions ")
+ endif()
+ try_compile(CAN_TARGET_${arch} ${CMAKE_BINARY_DIR} ${SIMPLE_SOURCE}
+ COMPILE_DEFINITIONS "${TARGET_${arch}_CFLAGS} ${FLAG_NO_EXCEPTIONS}"
+ OUTPUT_VARIABLE TARGET_${arch}_OUTPUT
+ CMAKE_FLAGS "-DCMAKE_EXE_LINKER_FLAGS:STRING=${argstring}")
+ endif()
endif()
if(${CAN_TARGET_${arch}})
list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
- elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "${arch}" AND
+ elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" STREQUAL "${arch}" AND
COMPILER_RT_HAS_EXPLICIT_DEFAULT_TARGET_TRIPLE)
# Bail out if we cannot target the architecture we plan to test.
message(FATAL_ERROR "Cannot compile for ${arch}:\n${TARGET_${arch}_OUTPUT}")
@@ -166,3 +191,73 @@ macro(detect_target_arch)
add_default_target_arch(wasm64)
endif()
endmacro()
+
+macro(load_llvm_config)
+ if (NOT LLVM_CONFIG_PATH)
+ find_program(LLVM_CONFIG_PATH "llvm-config"
+ DOC "Path to llvm-config binary")
+ if (NOT LLVM_CONFIG_PATH)
+ message(FATAL_ERROR "llvm-config not found: specify LLVM_CONFIG_PATH")
+ endif()
+ endif()
+ execute_process(
+ COMMAND ${LLVM_CONFIG_PATH} "--obj-root" "--bindir" "--libdir" "--src-root"
+ RESULT_VARIABLE HAD_ERROR
+ OUTPUT_VARIABLE CONFIG_OUTPUT)
+ if (HAD_ERROR)
+ message(FATAL_ERROR "llvm-config failed with status ${HAD_ERROR}")
+ endif()
+ string(REGEX REPLACE "[ \t]*[\r\n]+[ \t]*" ";" CONFIG_OUTPUT ${CONFIG_OUTPUT})
+ list(GET CONFIG_OUTPUT 0 BINARY_DIR)
+ list(GET CONFIG_OUTPUT 1 TOOLS_BINARY_DIR)
+ list(GET CONFIG_OUTPUT 2 LIBRARY_DIR)
+ list(GET CONFIG_OUTPUT 3 MAIN_SRC_DIR)
+
+ set(LLVM_BINARY_DIR ${BINARY_DIR} CACHE PATH "Path to LLVM build tree")
+ set(LLVM_TOOLS_BINARY_DIR ${TOOLS_BINARY_DIR} CACHE PATH "Path to llvm/bin")
+ set(LLVM_LIBRARY_DIR ${LIBRARY_DIR} CACHE PATH "Path to llvm/lib")
+ set(LLVM_MAIN_SRC_DIR ${MAIN_SRC_DIR} CACHE PATH "Path to LLVM source tree")
+
+ # Make use of LLVM CMake modules.
+ file(TO_CMAKE_PATH ${LLVM_BINARY_DIR} LLVM_BINARY_DIR_CMAKE_STYLE)
+ set(LLVM_CMAKE_PATH "${LLVM_BINARY_DIR_CMAKE_STYLE}/lib${LLVM_LIBDIR_SUFFIX}/cmake/llvm")
+ list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_PATH}")
+ # Get some LLVM variables from LLVMConfig.
+ include("${LLVM_CMAKE_PATH}/LLVMConfig.cmake")
+
+ set(LLVM_LIBRARY_OUTPUT_INTDIR
+ ${LLVM_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib${LLVM_LIBDIR_SUFFIX})
+endmacro()
+
+macro(construct_compiler_rt_default_triple)
+ if(COMPILER_RT_DEFAULT_TARGET_ONLY)
+ if(DEFINED COMPILER_RT_DEFAULT_TARGET_TRIPLE)
+ message(FATAL_ERROR "COMPILER_RT_DEFAULT_TARGET_TRIPLE isn't supported when building for default target only")
+ endif()
+ set(COMPILER_RT_DEFAULT_TARGET_TRIPLE ${CMAKE_C_COMPILER_TARGET})
+ else()
+ set(COMPILER_RT_DEFAULT_TARGET_TRIPLE ${TARGET_TRIPLE} CACHE STRING
+ "Default triple for which compiler-rt runtimes will be built.")
+ endif()
+
+ if(DEFINED COMPILER_RT_TEST_TARGET_TRIPLE)
+ # Backwards compatibility: this variable used to be called
+ # COMPILER_RT_TEST_TARGET_TRIPLE.
+ set(COMPILER_RT_DEFAULT_TARGET_TRIPLE ${COMPILER_RT_TEST_TARGET_TRIPLE})
+ endif()
+
+ string(REPLACE "-" ";" TARGET_TRIPLE_LIST ${COMPILER_RT_DEFAULT_TARGET_TRIPLE})
+ list(GET TARGET_TRIPLE_LIST 0 COMPILER_RT_DEFAULT_TARGET_ARCH)
+ list(GET TARGET_TRIPLE_LIST 1 COMPILER_RT_DEFAULT_TARGET_OS)
+ list(LENGTH TARGET_TRIPLE_LIST TARGET_TRIPLE_LIST_LENGTH)
+ if(TARGET_TRIPLE_LIST_LENGTH GREATER 2)
+ list(GET TARGET_TRIPLE_LIST 2 COMPILER_RT_DEFAULT_TARGET_ABI)
+ endif()
+ # Determine if test target triple is specified explicitly, and doesn't match the
+ # default.
+ if(NOT COMPILER_RT_DEFAULT_TARGET_TRIPLE STREQUAL TARGET_TRIPLE)
+ set(COMPILER_RT_HAS_EXPLICIT_DEFAULT_TARGET_TRIPLE TRUE)
+ else()
+ set(COMPILER_RT_HAS_EXPLICIT_DEFAULT_TARGET_TRIPLE FALSE)
+ endif()
+endmacro()
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-09 06:47:09 +0000