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Add support for runtime detection of the arm dotprod extension #4727

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abadams opened this issue Mar 16, 2020 · 0 comments · Fixed by #8298
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Add support for runtime detection of the arm dotprod extension #4727

abadams opened this issue Mar 16, 2020 · 0 comments · Fixed by #8298

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@abadams
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abadams commented Mar 16, 2020

#4628 adds a target flag, but will only use them if it's explicitly enabled in the target, so using target=host on arm or doing multi-target compilations to different arm platforms won't work well.
@stevesuzuki-arm stevesuzuki-arm mentioned this issue Jun 23, 2021
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@alexreinking alexreinking mentioned this issue Jun 16, 2024
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steven-johnson pushed a commit that referenced this issue Jul 15, 2024
@alexreinking @steven-johnson
Detect ARM CPU features for host target and in runtime (#8298)
23ce3eb 
Adds feature detection for ARM CPUs to the runtime library and to
the host target feature computation. Supports Windows, macOS,
Linux, iOS, and Android.

Also fix bug in Type::max() and Type::min() for float16.

Fixes #4727
Fixes #6106
Fixes #7901
Fixes #7979
Fixes #8340
@steven-johnson steven-johnson mentioned this issue Jul 15, 2024
Merged
steven-johnson added a commit that referenced this issue Jul 17, 2024
@steven-johnson @alexreinking
Detect ARM CPU features for host target and in runtime (Backport to r…
8c651b4 
…elease/18.x) (#8343)

Detect ARM CPU features for host target and in runtime (#8298)

Adds feature detection for ARM CPUs to the runtime library and to
the host target feature computation. Supports Windows, macOS,
Linux, iOS, and Android.

Also fix bug in Type::max() and Type::min() for float16.

Fixes #4727
Fixes #6106
Fixes #7901
Fixes #7979
Fixes #8340

Co-authored-by: Alex Reinking <[email protected]>
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Detect ARM CPU features for host target and in runtime halide/Halide
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@abadams