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You either write an entire separate asm function, or use macro utilities to ifdef portions of the function. See for example: https://git.ffmpeg.org/gitweb/ffmpe
by TD-Linux 8y ago
You either write an entire separate asm function, or use macro utilities to ifdef portions of the function. See for example: https://git.ffmpeg.org/gitweb/ffmpeg.git/blob/HEAD:/libavcodec/x86/vp9mc.asm https://git.ffmpeg.org/gitweb/ffmpeg.git/blob/HEAD:/libavcod...