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fix: only use intrinsics SIMD on x86_64 and aarch64 by default #110

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Merged
merged 1 commit into from
Nov 18, 2024
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fix: only use intrinsics SIMD on x86_64 and aarch64 by default #110

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11 changes: 10 additions & 1 deletion CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -48,8 +48,17 @@ option(LIBUNICODE_TOOLS "libunicode: Builds CLI tools [default: ${MASTER_PROJECT
option(LIBUNICODE_BUILD_STATIC "libunicode: provide static library instead of dynamic [default: ${LIBUNICODE_BUILD_STATIC_DEFAULT}]" ${LIBUNICODE_BUILD_STATIC_DEFAULT})
option(LIBUNICODE_TABLEGEN_FASTBUILD "libunicode: Use fast table generation (takes more memory in final tables) [default: OFF]" OFF)

string(TOLOWER "${CMAKE_SYSTEM_PROCESSOR}" SYSTEM_PROCESSOR_LOWER)

if(NOT LIBUNICODE_SIMD_IMPLEMENTATION)
set(LIBUNICODE_SIMD_IMPLEMENTATION "intrinsics" CACHE STRING "libunicode: SIMD implementation to use" FORCE)
if((SYSTEM_PROCESSOR_LOWER STREQUAL "x86_64")
OR (SYSTEM_PROCESSOR_LOWER STREQUAL "aarch64")
OR (SYSTEM_PROCESSOR_LOWER STREQUAL "amd64")
OR (SYSTEM_PROCESSOR_LOWER STREQUAL "arm64"))
set(LIBUNICODE_SIMD_IMPLEMENTATION "intrinsics" CACHE STRING "libunicode: SIMD implementation to use" FORCE)
else()
set(LIBUNICODE_SIMD_IMPLEMENTATION "std" CACHE STRING "libunicode: SIMD implementation to use" FORCE)
endif()
set_property(CACHE LIBUNICODE_SIMD_IMPLEMENTATION PROPERTY STRINGS "std" "intrinsics" "none")
endif()

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