Gentoo Archives: gentoo-project

From: "Michał Górny" <mgorny@g.o>
To: gentoo-project@l.g.o
Subject: Re: [gentoo-project] Looking for someone with AVX-512 capable CPU
Date: Mon, 27 May 2019 20:21:40
Message-Id: 340e8ced6647e691deaf4e25bbf3149186d57247.camel@gentoo.org
In Reply to: Re: [gentoo-project] Looking for someone with AVX-512 capable CPU by Thomas Deutschmann
1 On Mon, 2019-05-27 at 19:05 +0200, Thomas Deutschmann wrote:
2 > Hi,
3 >
4 > here's the output:
5 >
6 > > $ ./a.out
7 > > XCR0: EAX = 000002ff; EDX = 00000000
8 > > 0Dh(0): EAX = 000002ff; EDX = 00000000
9 > > 0Dh(0): ECX = 2696; EBX = 2696
10 > > 0Dh(2): EAX = 256; EBX = 576; ECX = 0
11 > > 0Dh(3): EAX = 64; EBX = 960; ECX = 0
12 > > 0Dh(4): EAX = 64; EBX = 1024; ECX = 0
13 > > 0Dh(5): EAX = 64; EBX = 1088; ECX = 0
14 > > 0Dh(6): EAX = 512; EBX = 1152; ECX = 0
15 > > 0Dh(7): EAX = 1024; EBX = 1664; ECX = 0
16 > > 0Dh(9): EAX = 8; EBX = 2688; ECX = 0
17 >
18
19 Thanks. That's helpful. Or well, at least I know for sure that you
20 can't really rely on those offsets being fixed.
21
22 --
23 Best regards,
24 Michał Górny

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