SIMD on Windows
jerro
a at a.com
Sat Jun 22 06:53:28 PDT 2013
> In its current state you don't want to be using SIMD with dmd
> because the generated assembly will be significantly slower
> then if you just use the default FPU math.
That may be true for some kinds of code, but it isn't true int
general.
For example, see the comparison of pfft's performance when built
with 64 bit DMD using SIMD and without SIMD:
http://i.imgur.com/kYYI9R9.png
This benchmark was run on a core i5 2500K on 64 bit Debian Wheezy.
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