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feat(windows): Add Windows ARM64 support (#26215)

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robobun
2026-01-22 04:22:45 -08:00
committed by GitHub
parent 1da41b7f91
commit 2a9980076d
33 changed files with 564 additions and 121 deletions
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20
cmake/toolchains/windows-aarch64.cmake Normal file
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set(CMAKE_SYSTEM_NAME Windows)
set(CMAKE_SYSTEM_PROCESSOR aarch64)
set(CMAKE_C_COMPILER_WORKS ON)
set(CMAKE_CXX_COMPILER_WORKS ON)
# Force ARM64 architecture ID - this is what CMake uses to determine /machine: flag
set(MSVC_C_ARCHITECTURE_ID ARM64 CACHE INTERNAL "")
set(MSVC_CXX_ARCHITECTURE_ID ARM64 CACHE INTERNAL "")
# CMake 4.0+ policy CMP0197 controls how MSVC machine type flags are handled
set(CMAKE_POLICY_DEFAULT_CMP0197 NEW CACHE INTERNAL "")
# Clear any inherited static linker flags that might have wrong machine types
set(CMAKE_STATIC_LINKER_FLAGS "" CACHE STRING "" FORCE)
# Use wrapper script for llvm-lib that strips /machine:x64 flags
# This works around CMake 4.1.0 bug where both ARM64 and x64 machine flags are added
get_filename_component(_TOOLCHAIN_DIR "${CMAKE_CURRENT_LIST_DIR}" DIRECTORY)
set(CMAKE_AR "${_TOOLCHAIN_DIR}/scripts/llvm-lib-wrapper.bat" CACHE FILEPATH "" FORCE)