相当于在每个 lane 上调用 core::ptr::from_exposed_addr。source fn wrapping_offset(self, offset: Self::Isize) -> Self 🔬This is a nightly-only experimental API. (portable_simd #86656) 使用换行算法计算与指针的偏移量。 相当于在每个 lane 上调用 pointer::wrapping_offset。source...
调用U::from(self)。 也就是说,这种转换是From<T> for U实现选择执行的任何操作。 where U:Into<T>, typeError=Infallible 发生转换错误时返回的类型。 source fntry_from(value: U) ->Result<T, <T asTryFrom<U>>::Error> 执行转换。 source ...
impl<T> ToBitMask for Mask<T, 1>where T: MaskElement, type BitMask = u8 source impl<T> ToBitMask for Mask<T, 2>where T: MaskElement, type BitMask = u8 source impl<T> ToBitMask for Mask<T, 4>where T: MaskElement, type BitMask = u8 source impl<T> ToBitMask for Mask<T, 8>...
🔬This is a nightly-only experimental API. (portable_simd #86656) 从vector 的lanes 创建一个新的 vector。 Lane i 的输出为 vector[Self::INDEX[i]]。 Implementors
Type Definition std::simd::masksizex4source· [−] pub type masksizex4 = Mask; 🔬This is a nightly-only experimental API. (portable_simd #86656) A SIMD mask with four elements for vectors with pointer-sized element types. The layout of this type is unspecified, and may change between...
Parallel PartialOrd.Required Methodssourcefn simd_lt(self, other: Self) -> Self::Mask 🔬This is a nightly-only experimental API. (portable_simd #86656) 测试每个 lane 是否小于 other 中对应的 lane。sourcefn simd_le(self, other: Self) -> Self::Mask...
静态保证 lane 计数被标记为受支持。 这个trait 是密封的: 下面的实现者列表是全部的。 用户无法将其他LaneCount<N>值标记为受支持。 只有支持 lane 计数的 SIMD vectors 是可构造的。 Implementors source implSupportedLaneCountforLaneCount<1> source
src/tools/miri/tests/pass/intrinsics portable-simd.rs tests/mir-opt dataflow-const-prop default_boxed_slice.main.DataflowConstProp.32bit.panic-abort.diff default_boxed_slice.main.DataflowConstProp.32bit.panic-unwind.diff default_boxed_slice.main.DataflowConstProp.64bit.panic-abort.diff defaul...
perf(ropey): enable simd feature for stdx (helix-editor#12735) master(helix-editor/helix#12735)· ci-release-25.01.1 1 parent 80dbe03 commit 025719c File tree Cargo.toml helix-core Cargo.toml helix-stdx Cargo.toml 3 files changed +3 -2lines changed Cargo.toml +1 Original file...
$ RUSTFLAGS="-C target_cpu=skylake-avx512" cargo build --release Compiling stdsimd v0.0.2 (file:///<stripped>/stdsimd) LLVM ERROR: Cannot select: t83: v32i16 = X86ISD::VINSERT t82, t78, Constant:i64<0> t82: v32i16 = bitcast t81 t81: v16i32 = BUILD_VECTOR Constant:i32...