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Rollup merge of #108086 - alexcrichton:wasm-relaxed-simd-feature, r=eholk

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wasm: Register the `relaxed-simd` target feature

This WebAssembly proposal is likely to reach stage 4 soon so this starts the support in Rust for the proposal by adding a target feature that can be enabled via attributes for the stdarch project to bind the intrinsics.
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Matthias Krüger 2023-02-17 00:19:36 +01:00 committed by GitHub
commit 1fac415997
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compiler/rustc_codegen_ssa/src/target_features.rs
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@ -286,6 +286,7 @@ const WASM_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[
("mutable-globals", Some(sym::wasm_target_feature)),
("nontrapping-fptoint", Some(sym::wasm_target_feature)),
("reference-types", Some(sym::wasm_target_feature)),
("relaxed-simd", Some(sym::wasm_target_feature)),
("sign-ext", Some(sym::wasm_target_feature)),
("simd128", None),
// tidy-alphabetical-end