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cmake : add explicit F16C option (x86) (#576)

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Fixes building for x86 processors missing F16C featureset
MSVC not included, as in MSVC F16C is implied with AVX2/AVX512
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anzz1 2023-04-13 15:48:21 +03:00 committed by GitHub
parent 95ea26f6e9
commit 585d91a156
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1 changed files with 7 additions and 1 deletions
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CMakeLists.txt
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@ -56,6 +56,10 @@ option(LLAMA_AVX "llama: enable AVX"
option(LLAMA_AVX2 "llama: enable AVX2" ON) option(LLAMA_AVX2 "llama: enable AVX2" ON)
option(LLAMA_AVX512 "llama: enable AVX512" OFF) option(LLAMA_AVX512 "llama: enable AVX512" OFF)
option(LLAMA_FMA "llama: enable FMA" ON) option(LLAMA_FMA "llama: enable FMA" ON)
# in MSVC F16C is implied with AVX2/AVX512
if (NOT MSVC)
option(LLAMA_F16C "llama: enable F16C" ON)
endif()
# 3rd party libs # 3rd party libs
option(LLAMA_ACCELERATE "llama: enable Accelerate framework" ON) option(LLAMA_ACCELERATE "llama: enable Accelerate framework" ON)
@ -207,7 +211,9 @@ elseif (${CMAKE_SYSTEM_PROCESSOR} MATCHES "^(x86_64|i686|AMD64)$")
add_compile_options(/arch:AVX) add_compile_options(/arch:AVX)
endif() endif()
else() else()
add_compile_options(-mf16c) if (LLAMA_F16C)
add_compile_options(-mf16c)
endif()
if (LLAMA_FMA) if (LLAMA_FMA)
add_compile_options(-mfma) add_compile_options(-mfma)
endif() endif()