vbatts/llama.cpp
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CMake: Add explicit F16C option (x86)

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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 2023-03-28 17:43:32 +03:00 • committed by GitHub
parent a6bdc47cba
commit 2e6c295bc7
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1 changed files with 7 additions and 1 deletions
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8
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_AVX512 "llama: enable AVX512" OFF)
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
option(LLAMA_ACCELERATE "llama: enable Accelerate framework" ON)
@ -197,7 +201,9 @@ elseif (${CMAKE_SYSTEM_PROCESSOR} MATCHES "^(x86_64|i686|AMD64)$")
add_compile_options(/arch:AVX)
endif()
else()
add_compile_options(-mf16c)
if (LLAMA_F16C)
add_compile_options(-mf16c)
endif()
if (LLAMA_FMA)
add_compile_options(-mfma)
endif()