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macOS/Linker: support mold and lld #106843

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Ankit Meel wants to merge 1 commits from ankitm:lld into main
pull from: ankitm:lld
merge into: blender:main

When changing the target branch, be careful to rebase the branch in your fork to match. See documentation.
Conversation 1 Commits 1 Files Changed 2 +29 -4
2 changed files with 29 additions and 4 deletions
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8
CMakeLists.txt
View File

@ -645,15 +645,15 @@ if(WIN32)
endif()
# Compiler tool-chain.
if(UNIX AND NOT APPLE)
if(UNIX)
if(CMAKE_COMPILER_IS_GNUCC)
option(WITH_LINKER_GOLD "Use ld.gold linker which is usually faster than ld.bfd" ON)
mark_as_advanced(WITH_LINKER_GOLD)
option(WITH_LINKER_LLD "Use ld.lld linker which is usually faster than ld.gold" OFF)
mark_as_advanced(WITH_LINKER_LLD)
endif()
if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID MATCHES "Clang")
option(WITH_LINKER_MOLD "Use ld.mold linker which is usually faster than ld.gold & ld.lld." OFF)
option(WITH_LINKER_LLD "Use ld.lld linker which is usually faster than ld.gold" OFF)
mark_as_advanced(WITH_LINKER_LLD)
option(WITH_LINKER_MOLD "Use ld.mold linker which is usually faster than ld.gold & ld.lld. Needs \"sold\" subscription on macOS." OFF)
mark_as_advanced(WITH_LINKER_MOLD)
endif()
endif()

25
build_files/cmake/platform/platform_apple.cmake
View File

@ -451,6 +451,31 @@ if(WITH_COMPILER_CCACHE)
endif()
endif()
unset(_custom_LINKER_FUSE_FLAG)
if(WITH_LINKER_LLD)
find_program(LLD_PROGRAM ld.lld)
if(LLD_PROGRAM)
set(_custom_LINKER_FUSE_FLAG "-fuse-ld=lld")
else()
message(WARNING "LLD linker NOT found, disabling WITH_LINKER_LLD")
set(WITH_LINKER_LLD OFF)
endif()
endif()
if(WITH_LINKER_MOLD)
find_program(MOLD_PROGRAM mold)
if(MOLD_PROGRAM)
set(_custom_LINKER_FUSE_FLAG "-fuse-ld=mold")
else()
message(WARNING "Mold linker NOT found, disabling WITH_LINKER_MOLD")
set(WITH_LINKER_MOLD OFF)
endif()
endif()
if(_custom_LINKER_FUSE_FLAG)
add_link_options(${_custom_LINKER_FUSE_FLAG})
endif()
if(WITH_COMPILER_ASAN)
list(APPEND PLATFORM_BUNDLED_LIBRARIES ${COMPILER_ASAN_LIBRARY})
endif()