Niklas Haas: > On Mon, 02 Jun 2025 15:41:33 -0300 James Almer <jamr...@gmail.com> wrote: >> GCC/Clang is smart enough to emit minss/maxss the same way as these >> functions. >> The only theoretical benefit was in x86_32, where x87 floats are used, but >> the >> penalty of making the clipping opaque to the compiler's scheduler plus moving >> values from mmx regs to xmm and back will offset any potential speedup. >> x86_32 builds targetting anything made in the last two decades and a half >> should use -msse -mfp=sse anyway. > > As mention in the another thread, x87 FPU usage causes non-bitexact results in > swscale. Should we at this point consider setting -mfpu=sse by default for > x86_32 builds? > What about CPUs without SSE?
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