Add doc for avx512 target features #1778
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Apr 17, 2025
| `avx512bw` | `avx512f` | [AVX512-BW] --- Advanced Vector Extensions 512-bit - Byte and Word Instructions | ||
| `avx512cd` | `avx512f` | [AVX512-CD] --- Advanced Vector Extensions 512-bit - Conflict Detection Instructions | ||
| `avx512dq` | `avx512f` | [AVX512-DQ] --- Advanced Vector Extensions 512-bit - Doubleword and Quadword Instructions | ||
| `avx512f` | `avx2` | [AVX512-F] --- Advanced Vector Extensions 512-bit - Foundation |
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Should this include fma and f16c?
https://github.com/rust-lang/rust/blob/a15cce2690e8fab72422515c9dc02c6fbc506733/compiler/rustc_target/src/target_features.rs#L400
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Yes, my mistake. Thanks for pointing it out
| `avx512cd` | `avx512f` | [AVX512-CD] --- Advanced Vector Extensions 512-bit - Conflict Detection Instructions | ||
| `avx512dq` | `avx512f` | [AVX512-DQ] --- Advanced Vector Extensions 512-bit - Doubleword and Quadword Instructions | ||
| `avx512f` | `avx2` | [AVX512-F] --- Advanced Vector Extensions 512-bit - Foundation | ||
| `avx512fp16` | `avx512bw`, `avx512dq` | [AVX512-FP16] --- Advanced Vector Extensions 512-bit - Float16 Extensions |
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Should this also include avx512vl?
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Adds some docs for avx512 target features in lieu of their stabilization in rust-lang/rust#138940.
Needs the FCP to complete before merge