10.05.2017, 14:05, "René J.V. Bertin" <rjvber...@gmail.com>: > On Wednesday May 10 2017 12:21:48 Allan Sandfeld Jensen wrote: > >> That is not how the simple intrinsics are defined any more. They instead use >> special SIMD extensions to tell the compiler to add two vectors of 8 >> integers >> together. When AVX2 is available that can be done with one instruction, but >> if >> -mavx2 is not used, then it will do it with SSE2 instead using 3 >> instructions >> or more. > > Can you still call that "intrinsics", let alone "simple intrinsics"? :)
It's still much easier to deal with intrinsics than inline asm > > R. > _______________________________________________ > Interest mailing list > Interest@qt-project.org > http://lists.qt-project.org/mailman/listinfo/interest -- Regards, Konstantin _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest
