<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On 26 Apr 2021, at 6:28 pm, Jason Liu <<a href="mailto:jasonliu@umich.edu" class="">jasonliu@umich.edu</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class=""><div class="">Thanks Arno :)</div><div class=""><br class=""></div><div class="">I'm kind of surprised that the M1 doesn't seem to support any SSE or AVX....</div></div></div></blockquote><div><br class=""></div><div><br class=""></div>Thats not at all surprising as those instruction sets are very much specific to X86_64 systems.</div><div><br class=""></div><div>RISC processors, Arm, do have their own sets of SIMD instructions (e.g. Neon), but they are entirely different to those on X86_64 machines. </div><div><br class=""></div><div>Whether or these are supported on Apple’s M1 processors I have no idea.</div><div><br class=""></div><div>Chris</div><div><br class=""></div><div><br class=""></div><div><br class=""><blockquote type="cite" class=""><div class=""><div dir="ltr" class=""><div class=""><br class=""></div><div class="">Does "sysctl machdep.cpu.features" return anything?<br class=""></div><div class=""><br class=""></div><div class=""><div class=""><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr" class=""><div class="">-- </div><div class="">Jason Liu<br class=""></div></div></div></div><br class=""></div></div><br class=""><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Apr 26, 2021 at 1:23 PM Arno Hautala <<a href="mailto:arno@alum.wpi.edu" class="">arno@alum.wpi.edu</a>> wrote:<br class=""></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">> On 26 Apr 2021, at 13:20, Jason Liu <<a href="mailto:jasonliu@umich.edu" target="_blank" class="">jasonliu@umich.edu</a>> wrote:<br class="">
> <br class="">
> sysctl machdep.cpu.brand_string ; sysctl machdep.cpu | grep -i "avx\|sse”<br class="">
<br class="">
$ sysctl machdep.cpu.brand_string ; sysctl machdep.cpu | grep -i "avx\|sse”<br class="">
machdep.cpu.brand_string: Apple M1<br class="">
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-- <br class="">
arno s hautala /-| <a href="mailto:arno@alum.wpi.edu" target="_blank" class="">arno@alum.wpi.edu</a><br class="">
<br class="">
pgp b2c9d448<br class="">
<br class="">
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