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[Issue 16092] AVX registers YMM0-YMM7 are inaccessible to 32-bit asm
Nov 21, 2016
Walter Bright
Nov 29, 2016
Marco Leise
Aug 23, 2020
Dlang Bot
Aug 25, 2020
Dlang Bot
November 21, 2016
Gravatar of Walter BrightPosted by Walter BrightReply
Walter Bright
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https://issues.dlang.org/show_bug.cgi?id=16092

Walter Bright <bugzilla@digitalmars.com> changed:

           What    |Removed                     |Added
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                 CC|                            |bugzilla@digitalmars.com

--- Comment #1 from Walter Bright <bugzilla@digitalmars.com> ---
Could you please post sample code that is rejected?

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November 29, 2016
Gravatar of Marco LeisePosted by Marco LeiseReply
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https://issues.dlang.org/show_bug.cgi?id=16092

--- Comment #2 from Marco Leise <Marco.Leise@gmx.de> ---
Sure, here you go:

    int main()
    {
        asm { vpermilps YMM0, YMM7, 0xAA; }
    }

That does not work in 32-bit compilation mode, although YMM0 to YMM7 should be available. Compare section 14.1.1 of "Intel® 64 and IA-32 Architectures Software Developer’s Manual".

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August 23, 2020
Gravatar of Dlang BotPosted by Dlang BotReply
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https://issues.dlang.org/show_bug.cgi?id=16092

Dlang Bot <dlang-bot@dlang.rocks> changed:

           What    |Removed                     |Added
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           Keywords|                            |pull

--- Comment #3 from Dlang Bot <dlang-bot@dlang.rocks> ---
@WalterBright created dlang/dmd pull request #11607 "fix Issue 16092 - AVX registers YMM0-YMM7 are inaccessible to 32-bit asm" fixing this issue:

- fix Issue 16092 - AVX registers YMM0-YMM7 are inaccessible to 32-bit asm

https://github.com/dlang/dmd/pull/11607

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August 25, 2020
Gravatar of Dlang BotPosted by Dlang BotReply
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https://issues.dlang.org/show_bug.cgi?id=16092

Dlang Bot <dlang-bot@dlang.rocks> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED

--- Comment #4 from Dlang Bot <dlang-bot@dlang.rocks> ---
dlang/dmd pull request #11607 "fix Issue 16092 - AVX registers YMM0-YMM7 are inaccessible to 32-bit asm" was merged into master:

- 9e6012deb6bda07c3a868b2db27fa746a19614b5 by Walter Bright:
  fix Issue 16092 - AVX registers YMM0-YMM7 are inaccessible to 32-bit asm

https://github.com/dlang/dmd/pull/11607

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