47 lines
1.5 KiB
Diff
47 lines
1.5 KiB
Diff
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Disable CPU optimizations not supported by the vast majority of
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x86_64 systems. Also don't add anything for i686.
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--- a/cmake/modules/SIMDExt.cmake 2017-03-23 22:22:58.254071694 +0100
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+++ b/cmake/modules/SIMDExt.cmake 2017-03-23 22:23:22.446848845 +0100
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@@ -6,10 +6,6 @@
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# HAVE_INTEL_SSE
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# HAVE_INTEL_SSE2
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# HAVE_INTEL_SSE3
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-# HAVE_INTEL_SSSE3
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-# HAVE_INTEL_PCLMUL
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-# HAVE_INTEL_SSE4_1
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-# HAVE_INTEL_SSE4_2
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#
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# SIMD_COMPILE_FLAGS
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#
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@@ -41,7 +37,7 @@
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if(HAVE_ARM_NEON)
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set(SIMD_COMPILE_FLAGS "${SIMD_COMPILE_FLAGS} -mfpu=neon")
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endif()
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-elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "i386|i686|amd64|x86_64|AMD64")
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+elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "amd64|x86_64|AMD64")
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set(HAVE_INTEL 1)
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CHECK_C_COMPILER_FLAG(-msse HAVE_INTEL_SSE)
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if(HAVE_INTEL_SSE)
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@@ -55,20 +51,4 @@
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if(HAVE_INTEL_SSE3)
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set(SIMD_COMPILE_FLAGS "${SIMD_COMPILE_FLAGS} -msse3")
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endif()
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- CHECK_C_COMPILER_FLAG(-mssse3 HAVE_INTEL_SSSE3)
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- if(HAVE_INTEL_SSSE3)
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- set(SIMD_COMPILE_FLAGS "${SIMD_COMPILE_FLAGS} -mssse3")
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- endif()
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- CHECK_C_COMPILER_FLAG(-mpclmul HAVE_INTEL_PCLMUL)
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- if(HAVE_INTEL_PCLMUL)
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- set(SIMD_COMPILE_FLAGS "${SIMD_COMPILE_FLAGS} -mpclmul")
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- endif()
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- CHECK_C_COMPILER_FLAG(-msse4.1 HAVE_INTEL_SSE4_1)
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- if(HAVE_INTEL_SSE4_1)
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- set(SIMD_COMPILE_FLAGS "${SIMD_COMPILE_FLAGS} -msse4.1")
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- endif()
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- CHECK_C_COMPILER_FLAG(-msse4.2 HAVE_INTEL_SSE4_2)
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- if(HAVE_INTEL_SSE4_2)
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- set(SIMD_COMPILE_FLAGS "${SIMD_COMPILE_FLAGS} -msse4.2")
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- endif()
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endif()
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