Stabilize runtime detection of VEX variants of avx512#1760
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| @FEATURE: #[unstable(feature = "x86_amx_intrinsics", issue = "44839")] avxifma: "avxifma"; | ||
| @FEATURE: #[stable(feature = "avx512_target_feature", since = "1.88.0")] avxifma: "avxifma"; | ||
| /// AVX-IFMA (Integer Fused Multiply Add) | ||
| @FEATURE: #[unstable(feature = "x86_amx_intrinsics", issue = "44839")] avxneconvert: "avxneconvert"; | ||
| @FEATURE: #[stable(feature = "avx512_target_feature", since = "1.88.0")] avxneconvert: "avxneconvert"; | ||
| /// AVX-NE-CONVERT (Exceptionless Convert) | ||
| @FEATURE: #[unstable(feature = "x86_amx_intrinsics", issue = "44839")] avxvnni: "avxvnni"; | ||
| @FEATURE: #[stable(feature = "avx512_target_feature", since = "1.88.0")] avxvnni: "avxvnni"; | ||
| /// AVX-VNNI (Vector Neural Network Instructions) | ||
| @FEATURE: #[unstable(feature = "x86_amx_intrinsics", issue = "44839")] avxvnniint16: "avxvnniint16"; | ||
| @FEATURE: #[stable(feature = "avx512_target_feature", since = "1.88.0")] avxvnniint16: "avxvnniint16"; | ||
| /// AVX-VNNI_INT8 (VNNI with 16-bit Integers) | ||
| @FEATURE: #[unstable(feature = "x86_amx_intrinsics", issue = "44839")] avxvnniint8: "avxvnniint8"; | ||
| @FEATURE: #[stable(feature = "avx512_target_feature", since = "1.88.0")] avxvnniint8: "avxvnniint8"; |
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It's going to make Rust 1.89 rather than Rust 1.88 at this point.
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Ah, I will correct it tonight. CURRENT_RUSTC_VERSION not working inside submodules is mildly infuriating sometimes 😅
Amanieu
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May 17, 2025
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@Amanieu wait, the versions need to be updated as @traviscross pointed out |
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Ok lol nvm, I will send another PR to update that |
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This PR stabilizes the runtime detection of the following target features
avxvnniavxifmaavxvnniint8avxvnniint16avxneconvert