forked from bartvdbraak/blender
CMake: Add a flag to explicitly disable SSE/SSE2 intrinsics
The flag is called WITH_CPU_SSE, it is ON by default so no one should be affected by the change really. This should hopefully fix https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=763755
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@ -273,6 +273,8 @@ option(WITH_PYTHON_INSTALL "Copy system python into the blender install fo
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option(WITH_PYTHON_INSTALL_NUMPY "Copy system numpy into the blender install folder" ON)
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set(PYTHON_NUMPY_PATH "" CACHE PATH "Path to python site-packages or dist-packages containing 'numpy' module")
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mark_as_advanced(PYTHON_NUMPY_PATH)
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option(WITH_CPU_SSE "Enable SIMD instruction if they're detected on the host machine" ON)
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mark_as_advanced(WITH_CPU_SSE)
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if(UNIX AND NOT APPLE)
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option(WITH_PYTHON_INSTALL_REQUESTS "Copy system requests into the blender install folder" ON)
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@ -568,7 +570,13 @@ if(WITH_GHOST_SDL OR WITH_HEADLESS)
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set(WITH_GHOST_XDND OFF)
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endif()
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TEST_SSE_SUPPORT(COMPILER_SSE_FLAG COMPILER_SSE2_FLAG)
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if(WITH_CPU_SSE)
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TEST_SSE_SUPPORT(COMPILER_SSE_FLAG COMPILER_SSE2_FLAG)
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else()
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message(STATUS "SSE and SSE2 optimizations are DISABLED!")
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set(COMPILER_SSE_FLAG)
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set(COMPILER_SSE2_FLAG)
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endif()
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TEST_STDBOOL_SUPPORT()
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if(HAVE_STDBOOL_H)
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@ -722,6 +722,8 @@ macro(TEST_SSE_SUPPORT
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endmacro()
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macro(TEST_STDBOOL_SUPPORT)
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include(CheckCSourceRuns)
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# This program will compile correctly if and only if
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# this C compiler supports C99 stdbool.
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check_c_source_runs("
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