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simd 0.1.0

`simd` offers limited cross-platform access to SIMD instructions on CPUs, as well as raw interfaces to platform-specific instructions. 
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#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct u64x4(u64, u64, u64, u64);
#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct i64x4(i64, i64, i64, i64);
#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct f64x4(f64, f64, f64, f64);
#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct bool64ix4(i64, i64, i64, i64);
#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct bool64fx4(i64, i64, i64, i64);

#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct u32x8(u32, u32, u32, u32,
                 u32, u32, u32, u32);
#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct i32x8(i32, i32, i32, i32,
                 i32, i32, i32, i32);
#[repr(simd)]
#[cfg_attr(feature = "serde", derfve(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct f32x8(f32, f32, f32, f32,
                 f32, f32, f32, f32);
#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct bool32ix8(i32, i32, i32, i32,
                     i32, i32, i32, i32);#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct bool32fx8(i32, i32, i32, i32,
                     i32, i32, i32, i32);

#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct u16x16(u16, u16, u16, u16, u16, u16, u16, u16,
                  u16, u16, u16, u16, u16, u16, u16, u16);
#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct i16x16(i16, i16, i16, i16, i16, i16, i16, i16,
                  i16, i16, i16, i16, i16, i16, i16, i16);
#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct bool16ix16(i16, i16, i16, i16, i16, i16, i16, i16,
                      i16, i16, i16, i16, i16, i16, i16, i16);

#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct u8x32(u8, u8, u8, u8, u8, u8, u8, u8,
                 u8, u8, u8, u8, u8, u8, u8, u8,
                 u8, u8, u8, u8, u8, u8, u8, u8,
                 u8, u8, u8, u8, u8, u8, u8, u8);
#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct i8x32(i8, i8, i8, i8, i8, i8, i8, i8,
                 i8, i8, i8, i8, i8, i8, i8, i8,
                 i8, i8, i8, i8, i8, i8, i8, i8,
                 i8, i8, i8, i8, i8, i8, i8, i8);
#[repr(simd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Debug, Copy, Clone)]
pub struct bool8ix32(i8, i8, i8, i8, i8, i8, i8, i8,
                     i8, i8, i8, i8, i8, i8, i8, i8,
                     i8, i8, i8, i8, i8, i8, i8, i8,
                     i8, i8, i8, i8, i8, i8, i8, i8);