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support mixed architecture binaries on apple

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Daan 2025-02-08 12:16:19 -08:00
commit 4e366c4320
1 changed files with 10 additions and 1 deletions
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11
CMakeLists.txt
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@ -431,9 +431,18 @@ if(CMAKE_C_COMPILER_ID MATCHES "AppleClang|Clang|GNU|Intel")
endif()
endif()
# Compiler and architecture specific flags
if(CMAKE_C_COMPILER_ID MATCHES "AppleClang|Clang|GNU|Intel" AND NOT CMAKE_SYSTEM_NAME MATCHES "Haiku")
if(MI_OPT_ARCH)
if(MI_ARCH STREQUAL "x64")
if(APPLE AND CMAKE_C_COMPILER_ID STREQUAL "AppleClang" AND CMAKE_OSX_ARCHITECTURES) # to support multi-arch binaries (#999)
set(MI_OPT_ARCH_FLAGS "")
if("arm64" IN_LIST CMAKE_OSX_ARCHITECTURES)
list(APPEND MI_OPT_ARCH_FLAGS "-Xarch_arm64;-march=armv8.1-a")
endif()
if("x86_64" IN_LIST CMAKE_OSX_ARCHITECTURES)
list(APPEND MI_OPT_ARCH_FLAGS "-Xarch_x86_64;-march=haswell;-Xarch_x86_64;-mavx2")
endif()
elseif(MI_ARCH STREQUAL "x64")
set(MI_OPT_ARCH_FLAGS "-march=haswell;-mavx2;-mtune=native") # fast bit scan (since 2013)
elseif(MI_ARCH STREQUAL "arm64")
set(MI_OPT_ARCH_FLAGS "-march=armv8.1-a;-mtune=native") # fast atomics (since 2016)