Feature gate: `#![feature(stdarch_wasm_relaxed_simd)]` This is a tracking issue for WebAssmbly intrinsics for the relaxed SIMD instructions. ### Public API ```rust // core::arch::wasm32 fn i8x16_relaxed_swizzle(a: v128, s: v128) -> v128; fn i32x4_relaxed_trunc_f32x4(a: v128) -> v128; fn u32x4_relaxed_trunc_f32x4(a: v128) -> v128; fn i32x4_relaxed_trunc_f64x2_zero(a: v128) -> v128; fn u32x4_relaxed_trunc_f64x2_zero(a: v128) -> v128; fn f32x4_relaxed_madd(a: v128, b: v128, c: v128) -> v128; fn f32x4_relaxed_nmadd(a: v128, b: v128, c: v128) -> v128; fn f64x2_relaxed_madd(a: v128, b: v128, c: v128) -> v128; fn f64x2_relaxed_nmadd(a: v128, b: v128, c: v128) -> v128; fn i8x16_relaxed_laneselect(a: v128, b: v128, m: v128) -> v128; fn i16x8_relaxed_laneselect(a: v128, b: v128, m: v128) -> v128; fn i32x4_relaxed_laneselect(a: v128, b: v128, m: v128) -> v128; fn i64x2_relaxed_laneselect(a: v128, b: v128, m: v128) -> v128; fn f32x4_relaxed_min(a: v128, b: v128) -> v128; fn f32x4_relaxed_max(a: v128, b: v128) -> v128; fn f64x2_relaxed_min(a: v128, b: v128) -> v128; fn f64x2_relaxed_max(a: v128, b: v128) -> v128; fn i16x8_relaxed_q15mulr(a: v128, b: v128) -> v128; fn i16x8_relaxed_dot_i8x16_i7x16(a: v128, b: v128) -> v128; fn i32x4_relaxed_dot_i8x16_i7x16_add(a: v128, b: v128, c: v128) -> v128; ``` ### Steps / History - [ ] Final comment period (FCP)[^1] - [ ] Stabilization PR ### Unresolved Questions - None yet. [^1]: https://std-dev-guide.rust-lang.org/feature-lifecycle/stabilization.html