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-rw-r--r--third_party/rust/ppv-lite86/src/generic.rs865
-rw-r--r--third_party/rust/ppv-lite86/src/lib.rs22
-rw-r--r--third_party/rust/ppv-lite86/src/soft.rs472
-rw-r--r--third_party/rust/ppv-lite86/src/types.rs298
-rw-r--r--third_party/rust/ppv-lite86/src/x86_64/mod.rs437
-rw-r--r--third_party/rust/ppv-lite86/src/x86_64/sse2.rs1703
6 files changed, 3797 insertions, 0 deletions
diff --git a/third_party/rust/ppv-lite86/src/generic.rs b/third_party/rust/ppv-lite86/src/generic.rs
new file mode 100644
index 0000000000..add6c48560
--- /dev/null
+++ b/third_party/rust/ppv-lite86/src/generic.rs
@@ -0,0 +1,865 @@
+#![allow(non_camel_case_types)]
+
+use crate::soft::{x2, x4};
+use crate::types::*;
+use core::ops::*;
+
+#[repr(C)]
+#[derive(Clone, Copy)]
+pub union vec128_storage {
+ d: [u32; 4],
+ q: [u64; 2],
+}
+impl From<[u32; 4]> for vec128_storage {
+ #[inline(always)]
+ fn from(d: [u32; 4]) -> Self {
+ Self { d }
+ }
+}
+impl From<vec128_storage> for [u32; 4] {
+ #[inline(always)]
+ fn from(d: vec128_storage) -> Self {
+ unsafe { d.d }
+ }
+}
+impl From<[u64; 2]> for vec128_storage {
+ #[inline(always)]
+ fn from(q: [u64; 2]) -> Self {
+ Self { q }
+ }
+}
+impl From<vec128_storage> for [u64; 2] {
+ #[inline(always)]
+ fn from(q: vec128_storage) -> Self {
+ unsafe { q.q }
+ }
+}
+impl Default for vec128_storage {
+ #[inline(always)]
+ fn default() -> Self {
+ Self { q: [0, 0] }
+ }
+}
+impl Eq for vec128_storage {}
+impl PartialEq<vec128_storage> for vec128_storage {
+ #[inline(always)]
+ fn eq(&self, rhs: &Self) -> bool {
+ unsafe { self.q == rhs.q }
+ }
+}
+#[derive(Clone, Copy, PartialEq, Eq, Default)]
+pub struct vec256_storage {
+ v128: [vec128_storage; 2],
+}
+impl vec256_storage {
+ #[inline(always)]
+ pub fn new128(v128: [vec128_storage; 2]) -> Self {
+ Self { v128 }
+ }
+ #[inline(always)]
+ pub fn split128(self) -> [vec128_storage; 2] {
+ self.v128
+ }
+}
+impl From<vec256_storage> for [u64; 4] {
+ #[inline(always)]
+ fn from(q: vec256_storage) -> Self {
+ let [a, b]: [u64; 2] = q.v128[0].into();
+ let [c, d]: [u64; 2] = q.v128[1].into();
+ [a, b, c, d]
+ }
+}
+impl From<[u64; 4]> for vec256_storage {
+ #[inline(always)]
+ fn from([a, b, c, d]: [u64; 4]) -> Self {
+ Self {
+ v128: [[a, b].into(), [c, d].into()],
+ }
+ }
+}
+#[derive(Clone, Copy, PartialEq, Eq, Default)]
+pub struct vec512_storage {
+ v128: [vec128_storage; 4],
+}
+impl vec512_storage {
+ #[inline(always)]
+ pub fn new128(v128: [vec128_storage; 4]) -> Self {
+ Self { v128 }
+ }
+ #[inline(always)]
+ pub fn split128(self) -> [vec128_storage; 4] {
+ self.v128
+ }
+}
+
+#[inline(always)]
+fn dmap<T, F>(t: T, f: F) -> T
+where
+ T: Store<vec128_storage> + Into<vec128_storage>,
+ F: Fn(u32) -> u32,
+{
+ let t: vec128_storage = t.into();
+ let d = unsafe { t.d };
+ let d = vec128_storage {
+ d: [f(d[0]), f(d[1]), f(d[2]), f(d[3])],
+ };
+ unsafe { T::unpack(d) }
+}
+
+fn dmap2<T, F>(a: T, b: T, f: F) -> T
+where
+ T: Store<vec128_storage> + Into<vec128_storage>,
+ F: Fn(u32, u32) -> u32,
+{
+ let a: vec128_storage = a.into();
+ let b: vec128_storage = b.into();
+ let ao = unsafe { a.d };
+ let bo = unsafe { b.d };
+ let d = vec128_storage {
+ d: [
+ f(ao[0], bo[0]),
+ f(ao[1], bo[1]),
+ f(ao[2], bo[2]),
+ f(ao[3], bo[3]),
+ ],
+ };
+ unsafe { T::unpack(d) }
+}
+
+#[inline(always)]
+fn qmap<T, F>(t: T, f: F) -> T
+where
+ T: Store<vec128_storage> + Into<vec128_storage>,
+ F: Fn(u64) -> u64,
+{
+ let t: vec128_storage = t.into();
+ let q = unsafe { t.q };
+ let q = vec128_storage {
+ q: [f(q[0]), f(q[1])],
+ };
+ unsafe { T::unpack(q) }
+}
+
+#[inline(always)]
+fn qmap2<T, F>(a: T, b: T, f: F) -> T
+where
+ T: Store<vec128_storage> + Into<vec128_storage>,
+ F: Fn(u64, u64) -> u64,
+{
+ let a: vec128_storage = a.into();
+ let b: vec128_storage = b.into();
+ let ao = unsafe { a.q };
+ let bo = unsafe { b.q };
+ let q = vec128_storage {
+ q: [f(ao[0], bo[0]), f(ao[1], bo[1])],
+ };
+ unsafe { T::unpack(q) }
+}
+
+#[inline(always)]
+fn o_of_q(q: [u64; 2]) -> u128 {
+ u128::from(q[0]) | (u128::from(q[1]) << 64)
+}
+
+#[inline(always)]
+fn q_of_o(o: u128) -> [u64; 2] {
+ [o as u64, (o >> 64) as u64]
+}
+
+#[inline(always)]
+fn omap<T, F>(a: T, f: F) -> T
+where
+ T: Store<vec128_storage> + Into<vec128_storage>,
+ F: Fn(u128) -> u128,
+{
+ let a: vec128_storage = a.into();
+ let ao = o_of_q(unsafe { a.q });
+ let o = vec128_storage { q: q_of_o(f(ao)) };
+ unsafe { T::unpack(o) }
+}
+
+#[inline(always)]
+fn omap2<T, F>(a: T, b: T, f: F) -> T
+where
+ T: Store<vec128_storage> + Into<vec128_storage>,
+ F: Fn(u128, u128) -> u128,
+{
+ let a: vec128_storage = a.into();
+ let b: vec128_storage = b.into();
+ let ao = o_of_q(unsafe { a.q });
+ let bo = o_of_q(unsafe { b.q });
+ let o = vec128_storage {
+ q: q_of_o(f(ao, bo)),
+ };
+ unsafe { T::unpack(o) }
+}
+
+impl RotateEachWord128 for u128x1_generic {}
+impl BitOps128 for u128x1_generic {}
+impl BitOps64 for u128x1_generic {}
+impl BitOps64 for u64x2_generic {}
+impl BitOps32 for u128x1_generic {}
+impl BitOps32 for u64x2_generic {}
+impl BitOps32 for u32x4_generic {}
+impl BitOps0 for u128x1_generic {}
+impl BitOps0 for u64x2_generic {}
+impl BitOps0 for u32x4_generic {}
+
+macro_rules! impl_bitops {
+ ($vec:ident) => {
+ impl Not for $vec {
+ type Output = Self;
+ #[inline(always)]
+ fn not(self) -> Self::Output {
+ omap(self, |x| !x)
+ }
+ }
+ impl BitAnd for $vec {
+ type Output = Self;
+ #[inline(always)]
+ fn bitand(self, rhs: Self) -> Self::Output {
+ omap2(self, rhs, |x, y| x & y)
+ }
+ }
+ impl BitOr for $vec {
+ type Output = Self;
+ #[inline(always)]
+ fn bitor(self, rhs: Self) -> Self::Output {
+ omap2(self, rhs, |x, y| x | y)
+ }
+ }
+ impl BitXor for $vec {
+ type Output = Self;
+ #[inline(always)]
+ fn bitxor(self, rhs: Self) -> Self::Output {
+ omap2(self, rhs, |x, y| x ^ y)
+ }
+ }
+ impl AndNot for $vec {
+ type Output = Self;
+ #[inline(always)]
+ fn andnot(self, rhs: Self) -> Self::Output {
+ omap2(self, rhs, |x, y| !x & y)
+ }
+ }
+ impl BitAndAssign for $vec {
+ #[inline(always)]
+ fn bitand_assign(&mut self, rhs: Self) {
+ *self = *self & rhs
+ }
+ }
+ impl BitOrAssign for $vec {
+ #[inline(always)]
+ fn bitor_assign(&mut self, rhs: Self) {
+ *self = *self | rhs
+ }
+ }
+ impl BitXorAssign for $vec {
+ #[inline(always)]
+ fn bitxor_assign(&mut self, rhs: Self) {
+ *self = *self ^ rhs
+ }
+ }
+
+ impl Swap64 for $vec {
+ #[inline(always)]
+ fn swap1(self) -> Self {
+ qmap(self, |x| {
+ ((x & 0x5555555555555555) << 1) | ((x & 0xaaaaaaaaaaaaaaaa) >> 1)
+ })
+ }
+ #[inline(always)]
+ fn swap2(self) -> Self {
+ qmap(self, |x| {
+ ((x & 0x3333333333333333) << 2) | ((x & 0xcccccccccccccccc) >> 2)
+ })
+ }
+ #[inline(always)]
+ fn swap4(self) -> Self {
+ qmap(self, |x| {
+ ((x & 0x0f0f0f0f0f0f0f0f) << 4) | ((x & 0xf0f0f0f0f0f0f0f0) >> 4)
+ })
+ }
+ #[inline(always)]
+ fn swap8(self) -> Self {
+ qmap(self, |x| {
+ ((x & 0x00ff00ff00ff00ff) << 8) | ((x & 0xff00ff00ff00ff00) >> 8)
+ })
+ }
+ #[inline(always)]
+ fn swap16(self) -> Self {
+ dmap(self, |x| x.rotate_left(16))
+ }
+ #[inline(always)]
+ fn swap32(self) -> Self {
+ qmap(self, |x| x.rotate_left(32))
+ }
+ #[inline(always)]
+ fn swap64(self) -> Self {
+ omap(self, |x| (x << 64) | (x >> 64))
+ }
+ }
+ };
+}
+impl_bitops!(u32x4_generic);
+impl_bitops!(u64x2_generic);
+impl_bitops!(u128x1_generic);
+
+impl RotateEachWord32 for u32x4_generic {
+ #[inline(always)]
+ fn rotate_each_word_right7(self) -> Self {
+ dmap(self, |x| x.rotate_right(7))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right8(self) -> Self {
+ dmap(self, |x| x.rotate_right(8))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right11(self) -> Self {
+ dmap(self, |x| x.rotate_right(11))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right12(self) -> Self {
+ dmap(self, |x| x.rotate_right(12))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right16(self) -> Self {
+ dmap(self, |x| x.rotate_right(16))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right20(self) -> Self {
+ dmap(self, |x| x.rotate_right(20))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right24(self) -> Self {
+ dmap(self, |x| x.rotate_right(24))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right25(self) -> Self {
+ dmap(self, |x| x.rotate_right(25))
+ }
+}
+
+impl RotateEachWord32 for u64x2_generic {
+ #[inline(always)]
+ fn rotate_each_word_right7(self) -> Self {
+ qmap(self, |x| x.rotate_right(7))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right8(self) -> Self {
+ qmap(self, |x| x.rotate_right(8))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right11(self) -> Self {
+ qmap(self, |x| x.rotate_right(11))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right12(self) -> Self {
+ qmap(self, |x| x.rotate_right(12))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right16(self) -> Self {
+ qmap(self, |x| x.rotate_right(16))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right20(self) -> Self {
+ qmap(self, |x| x.rotate_right(20))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right24(self) -> Self {
+ qmap(self, |x| x.rotate_right(24))
+ }
+ #[inline(always)]
+ fn rotate_each_word_right25(self) -> Self {
+ qmap(self, |x| x.rotate_right(25))
+ }
+}
+impl RotateEachWord64 for u64x2_generic {
+ #[inline(always)]
+ fn rotate_each_word_right32(self) -> Self {
+ qmap(self, |x| x.rotate_right(32))
+ }
+}
+
+// workaround for koute/cargo-web#52 (u128::rotate_* broken with cargo web)
+#[inline(always)]
+fn rotate_u128_right(x: u128, i: u32) -> u128 {
+ (x >> i) | (x << (128 - i))
+}
+#[test]
+fn test_rotate_u128() {
+ const X: u128 = 0x0001_0203_0405_0607_0809_0a0b_0c0d_0e0f;
+ assert_eq!(rotate_u128_right(X, 17), X.rotate_right(17));
+}
+
+impl RotateEachWord32 for u128x1_generic {
+ #[inline(always)]
+ fn rotate_each_word_right7(self) -> Self {
+ Self([rotate_u128_right(self.0[0], 7)])
+ }
+ #[inline(always)]
+ fn rotate_each_word_right8(self) -> Self {
+ Self([rotate_u128_right(self.0[0], 8)])
+ }
+ #[inline(always)]
+ fn rotate_each_word_right11(self) -> Self {
+ Self([rotate_u128_right(self.0[0], 11)])
+ }
+ #[inline(always)]
+ fn rotate_each_word_right12(self) -> Self {
+ Self([rotate_u128_right(self.0[0], 12)])
+ }
+ #[inline(always)]
+ fn rotate_each_word_right16(self) -> Self {
+ Self([rotate_u128_right(self.0[0], 16)])
+ }
+ #[inline(always)]
+ fn rotate_each_word_right20(self) -> Self {
+ Self([rotate_u128_right(self.0[0], 20)])
+ }
+ #[inline(always)]
+ fn rotate_each_word_right24(self) -> Self {
+ Self([rotate_u128_right(self.0[0], 24)])
+ }
+ #[inline(always)]
+ fn rotate_each_word_right25(self) -> Self {
+ Self([rotate_u128_right(self.0[0], 25)])
+ }
+}
+impl RotateEachWord64 for u128x1_generic {
+ #[inline(always)]
+ fn rotate_each_word_right32(self) -> Self {
+ Self([rotate_u128_right(self.0[0], 32)])
+ }
+}
+
+#[derive(Copy, Clone)]
+pub struct GenericMachine;
+impl Machine for GenericMachine {
+ type u32x4 = u32x4_generic;
+ type u64x2 = u64x2_generic;
+ type u128x1 = u128x1_generic;
+ type u32x4x2 = u32x4x2_generic;
+ type u64x2x2 = u64x2x2_generic;
+ type u64x4 = u64x4_generic;
+ type u128x2 = u128x2_generic;
+ type u32x4x4 = u32x4x4_generic;
+ type u64x2x4 = u64x2x4_generic;
+ type u128x4 = u128x4_generic;
+ #[inline(always)]
+ unsafe fn instance() -> Self {
+ Self
+ }
+}
+
+#[derive(Copy, Clone, Debug, PartialEq)]
+pub struct u32x4_generic([u32; 4]);
+#[derive(Copy, Clone, Debug, PartialEq)]
+pub struct u64x2_generic([u64; 2]);
+#[derive(Copy, Clone, Debug, PartialEq)]
+pub struct u128x1_generic([u128; 1]);
+
+impl From<u32x4_generic> for vec128_storage {
+ #[inline(always)]
+ fn from(d: u32x4_generic) -> Self {
+ Self { d: d.0 }
+ }
+}
+impl From<u64x2_generic> for vec128_storage {
+ #[inline(always)]
+ fn from(q: u64x2_generic) -> Self {
+ Self { q: q.0 }
+ }
+}
+impl From<u128x1_generic> for vec128_storage {
+ #[inline(always)]
+ fn from(o: u128x1_generic) -> Self {
+ Self { q: q_of_o(o.0[0]) }
+ }
+}
+
+impl Store<vec128_storage> for u32x4_generic {
+ #[inline(always)]
+ unsafe fn unpack(s: vec128_storage) -> Self {
+ Self(s.d)
+ }
+}
+impl Store<vec128_storage> for u64x2_generic {
+ #[inline(always)]
+ unsafe fn unpack(s: vec128_storage) -> Self {
+ Self(s.q)
+ }
+}
+impl Store<vec128_storage> for u128x1_generic {
+ #[inline(always)]
+ unsafe fn unpack(s: vec128_storage) -> Self {
+ Self([o_of_q(s.q); 1])
+ }
+}
+
+impl ArithOps for u32x4_generic {}
+impl ArithOps for u64x2_generic {}
+impl ArithOps for u128x1_generic {}
+
+impl Add for u32x4_generic {
+ type Output = Self;
+ #[inline(always)]
+ fn add(self, rhs: Self) -> Self::Output {
+ dmap2(self, rhs, |x, y| x.wrapping_add(y))
+ }
+}
+impl Add for u64x2_generic {
+ type Output = Self;
+ #[inline(always)]
+ fn add(self, rhs: Self) -> Self::Output {
+ qmap2(self, rhs, |x, y| x.wrapping_add(y))
+ }
+}
+impl Add for u128x1_generic {
+ type Output = Self;
+ #[inline(always)]
+ fn add(self, rhs: Self) -> Self::Output {
+ omap2(self, rhs, |x, y| x.wrapping_add(y))
+ }
+}
+impl AddAssign for u32x4_generic {
+ #[inline(always)]
+ fn add_assign(&mut self, rhs: Self) {
+ *self = *self + rhs
+ }
+}
+impl AddAssign for u64x2_generic {
+ #[inline(always)]
+ fn add_assign(&mut self, rhs: Self) {
+ *self = *self + rhs
+ }
+}
+impl AddAssign for u128x1_generic {
+ #[inline(always)]
+ fn add_assign(&mut self, rhs: Self) {
+ *self = *self + rhs
+ }
+}
+impl BSwap for u32x4_generic {
+ #[inline(always)]
+ fn bswap(self) -> Self {
+ dmap(self, |x| x.swap_bytes())
+ }
+}
+impl BSwap for u64x2_generic {
+ #[inline(always)]
+ fn bswap(self) -> Self {
+ qmap(self, |x| x.swap_bytes())
+ }
+}
+impl BSwap for u128x1_generic {
+ #[inline(always)]
+ fn bswap(self) -> Self {
+ omap(self, |x| x.swap_bytes())
+ }
+}
+impl StoreBytes for u32x4_generic {
+ #[inline(always)]
+ unsafe fn unsafe_read_le(input: &[u8]) -> Self {
+ assert_eq!(input.len(), 16);
+ let x = core::mem::transmute(core::ptr::read(input as *const _ as *const [u8; 16]));
+ dmap(x, |x| x.to_le())
+ }
+ #[inline(always)]
+ unsafe fn unsafe_read_be(input: &[u8]) -> Self {
+ assert_eq!(input.len(), 16);
+ let x = core::mem::transmute(core::ptr::read(input as *const _ as *const [u8; 16]));
+ dmap(x, |x| x.to_be())
+ }
+ #[inline(always)]
+ fn write_le(self, out: &mut [u8]) {
+ assert_eq!(out.len(), 16);
+ let x = dmap(self, |x| x.to_le());
+ unsafe { core::ptr::write(out as *mut _ as *mut [u8; 16], core::mem::transmute(x)) }
+ }
+ #[inline(always)]
+ fn write_be(self, out: &mut [u8]) {
+ assert_eq!(out.len(), 16);
+ let x = dmap(self, |x| x.to_be());
+ unsafe { core::ptr::write(out as *mut _ as *mut [u8; 16], core::mem::transmute(x)) }
+ }
+}
+impl StoreBytes for u64x2_generic {
+ #[inline(always)]
+ unsafe fn unsafe_read_le(input: &[u8]) -> Self {
+ assert_eq!(input.len(), 16);
+ let x = core::mem::transmute(core::ptr::read(input as *const _ as *const [u8; 16]));
+ qmap(x, |x| x.to_le())
+ }
+ #[inline(always)]
+ unsafe fn unsafe_read_be(input: &[u8]) -> Self {
+ assert_eq!(input.len(), 16);
+ let x = core::mem::transmute(core::ptr::read(input as *const _ as *const [u8; 16]));
+ qmap(x, |x| x.to_be())
+ }
+ #[inline(always)]
+ fn write_le(self, out: &mut [u8]) {
+ assert_eq!(out.len(), 16);
+ let x = qmap(self, |x| x.to_le());
+ unsafe { core::ptr::write(out as *mut _ as *mut [u8; 16], core::mem::transmute(x)) }
+ }
+ #[inline(always)]
+ fn write_be(self, out: &mut [u8]) {
+ assert_eq!(out.len(), 16);
+ let x = qmap(self, |x| x.to_be());
+ unsafe { core::ptr::write(out as *mut _ as *mut [u8; 16], core::mem::transmute(x)) }
+ }
+}
+
+#[derive(Copy, Clone)]
+pub struct G0;
+#[derive(Copy, Clone)]
+pub struct G1;
+pub type u32x4x2_generic = x2<u32x4_generic, G0>;
+pub type u64x2x2_generic = x2<u64x2_generic, G0>;
+pub type u64x4_generic = x2<u64x2_generic, G1>;
+pub type u128x2_generic = x2<u128x1_generic, G0>;
+pub type u32x4x4_generic = x4<u32x4_generic>;
+pub type u64x2x4_generic = x4<u64x2_generic>;
+pub type u128x4_generic = x4<u128x1_generic>;
+
+impl Vector<[u32; 16]> for u32x4x4_generic {
+ fn to_scalars(self) -> [u32; 16] {
+ let [a, b, c, d] = self.0;
+ let a = a.0;
+ let b = b.0;
+ let c = c.0;
+ let d = d.0;
+ [
+ a[0], a[1], a[2], a[3], //
+ b[0], b[1], b[2], b[3], //
+ c[0], c[1], c[2], c[3], //
+ d[0], d[1], d[2], d[3], //
+ ]
+ }
+}
+
+impl MultiLane<[u32; 4]> for u32x4_generic {
+ #[inline(always)]
+ fn to_lanes(self) -> [u32; 4] {
+ self.0
+ }
+ #[inline(always)]
+ fn from_lanes(xs: [u32; 4]) -> Self {
+ Self(xs)
+ }
+}
+impl MultiLane<[u64; 2]> for u64x2_generic {
+ #[inline(always)]
+ fn to_lanes(self) -> [u64; 2] {
+ self.0
+ }
+ #[inline(always)]
+ fn from_lanes(xs: [u64; 2]) -> Self {
+ Self(xs)
+ }
+}
+impl MultiLane<[u64; 4]> for u64x4_generic {
+ #[inline(always)]
+ fn to_lanes(self) -> [u64; 4] {
+ let (a, b) = (self.0[0].to_lanes(), self.0[1].to_lanes());
+ [a[0], a[1], b[0], b[1]]
+ }
+ #[inline(always)]
+ fn from_lanes(xs: [u64; 4]) -> Self {
+ let (a, b) = (
+ u64x2_generic::from_lanes([xs[0], xs[1]]),
+ u64x2_generic::from_lanes([xs[2], xs[3]]),
+ );
+ x2::new([a, b])
+ }
+}
+impl MultiLane<[u128; 1]> for u128x1_generic {
+ #[inline(always)]
+ fn to_lanes(self) -> [u128; 1] {
+ self.0
+ }
+ #[inline(always)]
+ fn from_lanes(xs: [u128; 1]) -> Self {
+ Self(xs)
+ }
+}
+impl Vec4<u32> for u32x4_generic {
+ #[inline(always)]
+ fn extract(self, i: u32) -> u32 {
+ self.0[i as usize]
+ }
+ #[inline(always)]
+ fn insert(mut self, v: u32, i: u32) -> Self {
+ self.0[i as usize] = v;
+ self
+ }
+}
+impl Vec4<u64> for u64x4_generic {
+ #[inline(always)]
+ fn extract(self, i: u32) -> u64 {
+ let d: [u64; 4] = self.to_lanes();
+ d[i as usize]
+ }
+ #[inline(always)]
+ fn insert(self, v: u64, i: u32) -> Self {
+ self.0[(i / 2) as usize].insert(v, i % 2);
+ self
+ }
+}
+impl Vec2<u64> for u64x2_generic {
+ #[inline(always)]
+ fn extract(self, i: u32) -> u64 {
+ self.0[i as usize]
+ }
+ #[inline(always)]
+ fn insert(mut self, v: u64, i: u32) -> Self {
+ self.0[i as usize] = v;
+ self
+ }
+}
+
+impl Words4 for u32x4_generic {
+ #[inline(always)]
+ fn shuffle2301(self) -> Self {
+ self.swap64()
+ }
+ #[inline(always)]
+ fn shuffle1230(self) -> Self {
+ let x = self.0;
+ Self([x[3], x[0], x[1], x[2]])
+ }
+ #[inline(always)]
+ fn shuffle3012(self) -> Self {
+ let x = self.0;
+ Self([x[1], x[2], x[3], x[0]])
+ }
+}
+impl LaneWords4 for u32x4_generic {
+ #[inline(always)]
+ fn shuffle_lane_words2301(self) -> Self {
+ self.shuffle2301()
+ }
+ #[inline(always)]
+ fn shuffle_lane_words1230(self) -> Self {
+ self.shuffle1230()
+ }
+ #[inline(always)]
+ fn shuffle_lane_words3012(self) -> Self {
+ self.shuffle3012()
+ }
+}
+
+impl Words4 for u64x4_generic {
+ #[inline(always)]
+ fn shuffle2301(self) -> Self {
+ x2::new([self.0[1], self.0[0]])
+ }
+ #[inline(always)]
+ fn shuffle1230(self) -> Self {
+ unimplemented!()
+ }
+ #[inline(always)]
+ fn shuffle3012(self) -> Self {
+ unimplemented!()
+ }
+}
+
+impl u32x4<GenericMachine> for u32x4_generic {}
+impl u64x2<GenericMachine> for u64x2_generic {}
+impl u128x1<GenericMachine> for u128x1_generic {}
+impl u32x4x2<GenericMachine> for u32x4x2_generic {}
+impl u64x2x2<GenericMachine> for u64x2x2_generic {}
+impl u64x4<GenericMachine> for u64x4_generic {}
+impl u128x2<GenericMachine> for u128x2_generic {}
+impl u32x4x4<GenericMachine> for u32x4x4_generic {}
+impl u64x2x4<GenericMachine> for u64x2x4_generic {}
+impl u128x4<GenericMachine> for u128x4_generic {}
+
+#[macro_export]
+macro_rules! dispatch {
+ ($mach:ident, $MTy:ident, { $([$pub:tt$(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) -> $ret:ty $body:block }) => {
+ #[inline(always)]
+ $($pub$(($krate))*)* fn $name($($arg: $argty),*) -> $ret {
+ let $mach = unsafe { $crate::generic::GenericMachine::instance() };
+ #[inline(always)]
+ fn fn_impl<$MTy: $crate::Machine>($mach: $MTy, $($arg: $argty),*) -> $ret $body
+ fn_impl($mach, $($arg),*)
+ }
+ };
+ ($mach:ident, $MTy:ident, { $([$pub:tt $(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) $body:block }) => {
+ dispatch!($mach, $MTy, {
+ $([$pub $(($krate))*])* fn $name($($arg: $argty),*) -> () $body
+ });
+ }
+}
+#[macro_export]
+macro_rules! dispatch_light128 {
+ ($mach:ident, $MTy:ident, { $([$pub:tt$(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) -> $ret:ty $body:block }) => {
+ #[inline(always)]
+ $($pub$(($krate))*)* fn $name($($arg: $argty),*) -> $ret {
+ let $mach = unsafe { $crate::generic::GenericMachine::instance() };
+ #[inline(always)]
+ fn fn_impl<$MTy: $crate::Machine>($mach: $MTy, $($arg: $argty),*) -> $ret $body
+ fn_impl($mach, $($arg),*)
+ }
+ };
+ ($mach:ident, $MTy:ident, { $([$pub:tt $(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) $body:block }) => {
+ dispatch!($mach, $MTy, {
+ $([$pub $(($krate))*])* fn $name($($arg: $argty),*) -> () $body
+ });
+ }
+}
+#[macro_export]
+macro_rules! dispatch_light256 {
+ ($mach:ident, $MTy:ident, { $([$pub:tt$(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) -> $ret:ty $body:block }) => {
+ #[inline(always)]
+ $($pub$(($krate))*)* fn $name($($arg: $argty),*) -> $ret {
+ let $mach = unsafe { $crate::generic::GenericMachine::instance() };
+ #[inline(always)]
+ fn fn_impl<$MTy: $crate::Machine>($mach: $MTy, $($arg: $argty),*) -> $ret $body
+ fn_impl($mach, $($arg),*)
+ }
+ };
+ ($mach:ident, $MTy:ident, { $([$pub:tt $(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) $body:block }) => {
+ dispatch!($mach, $MTy, {
+ $([$pub $(($krate))*])* fn $name($($arg: $argty),*) -> () $body
+ });
+ }
+}
+#[macro_export]
+macro_rules! dispatch_light512 {
+ ($mach:ident, $MTy:ident, { $([$pub:tt$(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) -> $ret:ty $body:block }) => {
+ #[inline(always)]
+ $($pub$(($krate))*)* fn $name($($arg: $argty),*) -> $ret {
+ let $mach = unsafe { $crate::generic::GenericMachine::instance() };
+ #[inline(always)]
+ fn fn_impl<$MTy: $crate::Machine>($mach: $MTy, $($arg: $argty),*) -> $ret $body
+ fn_impl($mach, $($arg),*)
+ }
+ };
+ ($mach:ident, $MTy:ident, { $([$pub:tt $(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) $body:block }) => {
+ dispatch!($mach, $MTy, {
+ $([$pub $(($krate))*])* fn $name($($arg: $argty),*) -> () $body
+ });
+ }
+}
+
+#[cfg(test)]
+mod test {
+ use super::*;
+
+ #[test]
+ fn test_bswap32() {
+ let xs = [0x0f0e_0d0c, 0x0b0a_0908, 0x0706_0504, 0x0302_0100];
+ let ys = [0x0c0d_0e0f, 0x0809_0a0b, 0x0405_0607, 0x0001_0203];
+
+ let m = unsafe { GenericMachine::instance() };
+
+ let x: <GenericMachine as Machine>::u32x4 = m.vec(xs);
+ let x = x.bswap();
+
+ let y = m.vec(ys);
+ assert_eq!(x, y);
+ }
+}
diff --git a/third_party/rust/ppv-lite86/src/lib.rs b/third_party/rust/ppv-lite86/src/lib.rs
new file mode 100644
index 0000000000..638552fc2c
--- /dev/null
+++ b/third_party/rust/ppv-lite86/src/lib.rs
@@ -0,0 +1,22 @@
+#![no_std]
+
+// Design:
+// - safety: safe creation of any machine type is done only by instance methods of a
+// Machine (which is a ZST + Copy type), which can only by created unsafely or safely
+// through feature detection (e.g. fn AVX2::try_get() -> Option<Machine>).
+
+mod soft;
+mod types;
+pub use self::types::*;
+
+#[cfg(all(target_arch = "x86_64", target_feature = "sse2", not(feature = "no_simd"), not(miri)))]
+pub mod x86_64;
+#[cfg(all(target_arch = "x86_64", target_feature = "sse2", not(feature = "no_simd"), not(miri)))]
+use self::x86_64 as arch;
+
+#[cfg(any(feature = "no_simd", miri, not(target_arch = "x86_64"), all(target_arch = "x86_64", not(target_feature = "sse2"))))]
+pub mod generic;
+#[cfg(any(feature = "no_simd", miri, not(target_arch = "x86_64"), all(target_arch = "x86_64", not(target_feature = "sse2"))))]
+use self::generic as arch;
+
+pub use self::arch::{vec128_storage, vec256_storage, vec512_storage};
diff --git a/third_party/rust/ppv-lite86/src/soft.rs b/third_party/rust/ppv-lite86/src/soft.rs
new file mode 100644
index 0000000000..0ae390c447
--- /dev/null
+++ b/third_party/rust/ppv-lite86/src/soft.rs
@@ -0,0 +1,472 @@
+//! Implement 256- and 512- bit in terms of 128-bit, for machines without native wide SIMD.
+
+use crate::types::*;
+use crate::{vec128_storage, vec256_storage, vec512_storage};
+use core::marker::PhantomData;
+use core::ops::*;
+
+#[derive(Copy, Clone, Default)]
+#[allow(non_camel_case_types)]
+pub struct x2<W, G>(pub [W; 2], PhantomData<G>);
+impl<W, G> x2<W, G> {
+ #[inline(always)]
+ pub fn new(xs: [W; 2]) -> Self {
+ x2(xs, PhantomData)
+ }
+}
+macro_rules! fwd_binop_x2 {
+ ($trait:ident, $fn:ident) => {
+ impl<W: $trait + Copy, G> $trait for x2<W, G> {
+ type Output = x2<W::Output, G>;
+ #[inline(always)]
+ fn $fn(self, rhs: Self) -> Self::Output {
+ x2::new([self.0[0].$fn(rhs.0[0]), self.0[1].$fn(rhs.0[1])])
+ }
+ }
+ };
+}
+macro_rules! fwd_binop_assign_x2 {
+ ($trait:ident, $fn_assign:ident) => {
+ impl<W: $trait + Copy, G> $trait for x2<W, G> {
+ #[inline(always)]
+ fn $fn_assign(&mut self, rhs: Self) {
+ (self.0[0]).$fn_assign(rhs.0[0]);
+ (self.0[1]).$fn_assign(rhs.0[1]);
+ }
+ }
+ };
+}
+macro_rules! fwd_unop_x2 {
+ ($fn:ident) => {
+ #[inline(always)]
+ fn $fn(self) -> Self {
+ x2::new([self.0[0].$fn(), self.0[1].$fn()])
+ }
+ };
+}
+impl<W, G> RotateEachWord32 for x2<W, G>
+where
+ W: Copy + RotateEachWord32,
+{
+ fwd_unop_x2!(rotate_each_word_right7);
+ fwd_unop_x2!(rotate_each_word_right8);
+ fwd_unop_x2!(rotate_each_word_right11);
+ fwd_unop_x2!(rotate_each_word_right12);
+ fwd_unop_x2!(rotate_each_word_right16);
+ fwd_unop_x2!(rotate_each_word_right20);
+ fwd_unop_x2!(rotate_each_word_right24);
+ fwd_unop_x2!(rotate_each_word_right25);
+}
+impl<W, G> RotateEachWord64 for x2<W, G>
+where
+ W: Copy + RotateEachWord64,
+{
+ fwd_unop_x2!(rotate_each_word_right32);
+}
+impl<W, G> RotateEachWord128 for x2<W, G> where W: RotateEachWord128 {}
+impl<W, G> BitOps0 for x2<W, G>
+where
+ W: BitOps0,
+ G: Copy,
+{
+}
+impl<W, G> BitOps32 for x2<W, G>
+where
+ W: BitOps32 + BitOps0,
+ G: Copy,
+{
+}
+impl<W, G> BitOps64 for x2<W, G>
+where
+ W: BitOps64 + BitOps0,
+ G: Copy,
+{
+}
+impl<W, G> BitOps128 for x2<W, G>
+where
+ W: BitOps128 + BitOps0,
+ G: Copy,
+{
+}
+fwd_binop_x2!(BitAnd, bitand);
+fwd_binop_x2!(BitOr, bitor);
+fwd_binop_x2!(BitXor, bitxor);
+fwd_binop_x2!(AndNot, andnot);
+fwd_binop_assign_x2!(BitAndAssign, bitand_assign);
+fwd_binop_assign_x2!(BitOrAssign, bitor_assign);
+fwd_binop_assign_x2!(BitXorAssign, bitxor_assign);
+impl<W, G> ArithOps for x2<W, G>
+where
+ W: ArithOps,
+ G: Copy,
+{
+}
+fwd_binop_x2!(Add, add);
+fwd_binop_assign_x2!(AddAssign, add_assign);
+impl<W: Not + Copy, G> Not for x2<W, G> {
+ type Output = x2<W::Output, G>;
+ #[inline(always)]
+ fn not(self) -> Self::Output {
+ x2::new([self.0[0].not(), self.0[1].not()])
+ }
+}
+impl<W, G> UnsafeFrom<[W; 2]> for x2<W, G> {
+ #[inline(always)]
+ unsafe fn unsafe_from(xs: [W; 2]) -> Self {
+ x2::new(xs)
+ }
+}
+impl<W: Copy, G> Vec2<W> for x2<W, G> {
+ #[inline(always)]
+ fn extract(self, i: u32) -> W {
+ self.0[i as usize]
+ }
+ #[inline(always)]
+ fn insert(mut self, w: W, i: u32) -> Self {
+ self.0[i as usize] = w;
+ self
+ }
+}
+impl<W: Copy + Store<vec128_storage>, G> Store<vec256_storage> for x2<W, G> {
+ #[inline(always)]
+ unsafe fn unpack(p: vec256_storage) -> Self {
+ let p = p.split128();
+ x2::new([W::unpack(p[0]), W::unpack(p[1])])
+ }
+}
+impl<W, G> From<x2<W, G>> for vec256_storage
+where
+ W: Copy,
+ vec128_storage: From<W>,
+{
+ #[inline(always)]
+ fn from(x: x2<W, G>) -> Self {
+ vec256_storage::new128([x.0[0].into(), x.0[1].into()])
+ }
+}
+impl<W, G> Swap64 for x2<W, G>
+where
+ W: Swap64 + Copy,
+{
+ fwd_unop_x2!(swap1);
+ fwd_unop_x2!(swap2);
+ fwd_unop_x2!(swap4);
+ fwd_unop_x2!(swap8);
+ fwd_unop_x2!(swap16);
+ fwd_unop_x2!(swap32);
+ fwd_unop_x2!(swap64);
+}
+impl<W: Copy, G> MultiLane<[W; 2]> for x2<W, G> {
+ #[inline(always)]
+ fn to_lanes(self) -> [W; 2] {
+ self.0
+ }
+ #[inline(always)]
+ fn from_lanes(lanes: [W; 2]) -> Self {
+ x2::new(lanes)
+ }
+}
+impl<W: BSwap + Copy, G> BSwap for x2<W, G> {
+ #[inline(always)]
+ fn bswap(self) -> Self {
+ x2::new([self.0[0].bswap(), self.0[1].bswap()])
+ }
+}
+impl<W: StoreBytes + BSwap + Copy, G> StoreBytes for x2<W, G> {
+ #[inline(always)]
+ unsafe fn unsafe_read_le(input: &[u8]) -> Self {
+ let input = input.split_at(input.len() / 2);
+ x2::new([W::unsafe_read_le(input.0), W::unsafe_read_le(input.1)])
+ }
+ #[inline(always)]
+ unsafe fn unsafe_read_be(input: &[u8]) -> Self {
+ let input = input.split_at(input.len() / 2);
+ x2::new([W::unsafe_read_be(input.0), W::unsafe_read_be(input.1)])
+ }
+ #[inline(always)]
+ fn write_le(self, out: &mut [u8]) {
+ let out = out.split_at_mut(out.len() / 2);
+ self.0[0].write_le(out.0);
+ self.0[1].write_le(out.1);
+ }
+ #[inline(always)]
+ fn write_be(self, out: &mut [u8]) {
+ let out = out.split_at_mut(out.len() / 2);
+ self.0[0].write_be(out.0);
+ self.0[1].write_be(out.1);
+ }
+}
+impl<W: Copy + LaneWords4, G: Copy> LaneWords4 for x2<W, G> {
+ #[inline(always)]
+ fn shuffle_lane_words2301(self) -> Self {
+ Self::new([
+ self.0[0].shuffle_lane_words2301(),
+ self.0[1].shuffle_lane_words2301(),
+ ])
+ }
+ #[inline(always)]
+ fn shuffle_lane_words1230(self) -> Self {
+ Self::new([
+ self.0[0].shuffle_lane_words1230(),
+ self.0[1].shuffle_lane_words1230(),
+ ])
+ }
+ #[inline(always)]
+ fn shuffle_lane_words3012(self) -> Self {
+ Self::new([
+ self.0[0].shuffle_lane_words3012(),
+ self.0[1].shuffle_lane_words3012(),
+ ])
+ }
+}
+
+#[derive(Copy, Clone, Default)]
+#[allow(non_camel_case_types)]
+pub struct x4<W>(pub [W; 4]);
+impl<W> x4<W> {
+ #[inline(always)]
+ pub fn new(xs: [W; 4]) -> Self {
+ x4(xs)
+ }
+}
+macro_rules! fwd_binop_x4 {
+ ($trait:ident, $fn:ident) => {
+ impl<W: $trait + Copy> $trait for x4<W> {
+ type Output = x4<W::Output>;
+ #[inline(always)]
+ fn $fn(self, rhs: Self) -> Self::Output {
+ x4([
+ self.0[0].$fn(rhs.0[0]),
+ self.0[1].$fn(rhs.0[1]),
+ self.0[2].$fn(rhs.0[2]),
+ self.0[3].$fn(rhs.0[3]),
+ ])
+ }
+ }
+ };
+}
+macro_rules! fwd_binop_assign_x4 {
+ ($trait:ident, $fn_assign:ident) => {
+ impl<W: $trait + Copy> $trait for x4<W> {
+ #[inline(always)]
+ fn $fn_assign(&mut self, rhs: Self) {
+ self.0[0].$fn_assign(rhs.0[0]);
+ self.0[1].$fn_assign(rhs.0[1]);
+ self.0[2].$fn_assign(rhs.0[2]);
+ self.0[3].$fn_assign(rhs.0[3]);
+ }
+ }
+ };
+}
+macro_rules! fwd_unop_x4 {
+ ($fn:ident) => {
+ #[inline(always)]
+ fn $fn(self) -> Self {
+ x4([
+ self.0[0].$fn(),
+ self.0[1].$fn(),
+ self.0[2].$fn(),
+ self.0[3].$fn(),
+ ])
+ }
+ };
+}
+impl<W> RotateEachWord32 for x4<W>
+where
+ W: Copy + RotateEachWord32,
+{
+ fwd_unop_x4!(rotate_each_word_right7);
+ fwd_unop_x4!(rotate_each_word_right8);
+ fwd_unop_x4!(rotate_each_word_right11);
+ fwd_unop_x4!(rotate_each_word_right12);
+ fwd_unop_x4!(rotate_each_word_right16);
+ fwd_unop_x4!(rotate_each_word_right20);
+ fwd_unop_x4!(rotate_each_word_right24);
+ fwd_unop_x4!(rotate_each_word_right25);
+}
+impl<W> RotateEachWord64 for x4<W>
+where
+ W: Copy + RotateEachWord64,
+{
+ fwd_unop_x4!(rotate_each_word_right32);
+}
+impl<W> RotateEachWord128 for x4<W> where W: RotateEachWord128 {}
+impl<W> BitOps0 for x4<W> where W: BitOps0 {}
+impl<W> BitOps32 for x4<W> where W: BitOps32 + BitOps0 {}
+impl<W> BitOps64 for x4<W> where W: BitOps64 + BitOps0 {}
+impl<W> BitOps128 for x4<W> where W: BitOps128 + BitOps0 {}
+fwd_binop_x4!(BitAnd, bitand);
+fwd_binop_x4!(BitOr, bitor);
+fwd_binop_x4!(BitXor, bitxor);
+fwd_binop_x4!(AndNot, andnot);
+fwd_binop_assign_x4!(BitAndAssign, bitand_assign);
+fwd_binop_assign_x4!(BitOrAssign, bitor_assign);
+fwd_binop_assign_x4!(BitXorAssign, bitxor_assign);
+impl<W> ArithOps for x4<W> where W: ArithOps {}
+fwd_binop_x4!(Add, add);
+fwd_binop_assign_x4!(AddAssign, add_assign);
+impl<W: Not + Copy> Not for x4<W> {
+ type Output = x4<W::Output>;
+ #[inline(always)]
+ fn not(self) -> Self::Output {
+ x4([
+ self.0[0].not(),
+ self.0[1].not(),
+ self.0[2].not(),
+ self.0[3].not(),
+ ])
+ }
+}
+impl<W> UnsafeFrom<[W; 4]> for x4<W> {
+ #[inline(always)]
+ unsafe fn unsafe_from(xs: [W; 4]) -> Self {
+ x4(xs)
+ }
+}
+impl<W: Copy> Vec4<W> for x4<W> {
+ #[inline(always)]
+ fn extract(self, i: u32) -> W {
+ self.0[i as usize]
+ }
+ #[inline(always)]
+ fn insert(mut self, w: W, i: u32) -> Self {
+ self.0[i as usize] = w;
+ self
+ }
+}
+impl<W: Copy> Vec4Ext<W> for x4<W> {
+ #[inline(always)]
+ fn transpose4(a: Self, b: Self, c: Self, d: Self) -> (Self, Self, Self, Self)
+ where
+ Self: Sized,
+ {
+ (
+ x4([a.0[0], b.0[0], c.0[0], d.0[0]]),
+ x4([a.0[1], b.0[1], c.0[1], d.0[1]]),
+ x4([a.0[2], b.0[2], c.0[2], d.0[2]]),
+ x4([a.0[3], b.0[3], c.0[3], d.0[3]]),
+ )
+ }
+}
+impl<W: Copy + Store<vec128_storage>> Store<vec512_storage> for x4<W> {
+ #[inline(always)]
+ unsafe fn unpack(p: vec512_storage) -> Self {
+ let p = p.split128();
+ x4([
+ W::unpack(p[0]),
+ W::unpack(p[1]),
+ W::unpack(p[2]),
+ W::unpack(p[3]),
+ ])
+ }
+}
+impl<W> From<x4<W>> for vec512_storage
+where
+ W: Copy,
+ vec128_storage: From<W>,
+{
+ #[inline(always)]
+ fn from(x: x4<W>) -> Self {
+ vec512_storage::new128([x.0[0].into(), x.0[1].into(), x.0[2].into(), x.0[3].into()])
+ }
+}
+impl<W> Swap64 for x4<W>
+where
+ W: Swap64 + Copy,
+{
+ fwd_unop_x4!(swap1);
+ fwd_unop_x4!(swap2);
+ fwd_unop_x4!(swap4);
+ fwd_unop_x4!(swap8);
+ fwd_unop_x4!(swap16);
+ fwd_unop_x4!(swap32);
+ fwd_unop_x4!(swap64);
+}
+impl<W: Copy> MultiLane<[W; 4]> for x4<W> {
+ #[inline(always)]
+ fn to_lanes(self) -> [W; 4] {
+ self.0
+ }
+ #[inline(always)]
+ fn from_lanes(lanes: [W; 4]) -> Self {
+ x4(lanes)
+ }
+}
+impl<W: BSwap + Copy> BSwap for x4<W> {
+ #[inline(always)]
+ fn bswap(self) -> Self {
+ x4([
+ self.0[0].bswap(),
+ self.0[1].bswap(),
+ self.0[2].bswap(),
+ self.0[3].bswap(),
+ ])
+ }
+}
+impl<W: StoreBytes + BSwap + Copy> StoreBytes for x4<W> {
+ #[inline(always)]
+ unsafe fn unsafe_read_le(input: &[u8]) -> Self {
+ let n = input.len() / 4;
+ x4([
+ W::unsafe_read_le(&input[..n]),
+ W::unsafe_read_le(&input[n..n * 2]),
+ W::unsafe_read_le(&input[n * 2..n * 3]),
+ W::unsafe_read_le(&input[n * 3..]),
+ ])
+ }
+ #[inline(always)]
+ unsafe fn unsafe_read_be(input: &[u8]) -> Self {
+ let n = input.len() / 4;
+ x4([
+ W::unsafe_read_be(&input[..n]),
+ W::unsafe_read_be(&input[n..n * 2]),
+ W::unsafe_read_be(&input[n * 2..n * 3]),
+ W::unsafe_read_be(&input[n * 3..]),
+ ])
+ }
+ #[inline(always)]
+ fn write_le(self, out: &mut [u8]) {
+ let n = out.len() / 4;
+ self.0[0].write_le(&mut out[..n]);
+ self.0[1].write_le(&mut out[n..n * 2]);
+ self.0[2].write_le(&mut out[n * 2..n * 3]);
+ self.0[3].write_le(&mut out[n * 3..]);
+ }
+ #[inline(always)]
+ fn write_be(self, out: &mut [u8]) {
+ let n = out.len() / 4;
+ self.0[0].write_be(&mut out[..n]);
+ self.0[1].write_be(&mut out[n..n * 2]);
+ self.0[2].write_be(&mut out[n * 2..n * 3]);
+ self.0[3].write_be(&mut out[n * 3..]);
+ }
+}
+impl<W: Copy + LaneWords4> LaneWords4 for x4<W> {
+ #[inline(always)]
+ fn shuffle_lane_words2301(self) -> Self {
+ x4([
+ self.0[0].shuffle_lane_words2301(),
+ self.0[1].shuffle_lane_words2301(),
+ self.0[2].shuffle_lane_words2301(),
+ self.0[3].shuffle_lane_words2301(),
+ ])
+ }
+ #[inline(always)]
+ fn shuffle_lane_words1230(self) -> Self {
+ x4([
+ self.0[0].shuffle_lane_words1230(),
+ self.0[1].shuffle_lane_words1230(),
+ self.0[2].shuffle_lane_words1230(),
+ self.0[3].shuffle_lane_words1230(),
+ ])
+ }
+ #[inline(always)]
+ fn shuffle_lane_words3012(self) -> Self {
+ x4([
+ self.0[0].shuffle_lane_words3012(),
+ self.0[1].shuffle_lane_words3012(),
+ self.0[2].shuffle_lane_words3012(),
+ self.0[3].shuffle_lane_words3012(),
+ ])
+ }
+}
diff --git a/third_party/rust/ppv-lite86/src/types.rs b/third_party/rust/ppv-lite86/src/types.rs
new file mode 100644
index 0000000000..f9f3bf1ce7
--- /dev/null
+++ b/third_party/rust/ppv-lite86/src/types.rs
@@ -0,0 +1,298 @@
+#![allow(non_camel_case_types)]
+use core::ops::{Add, AddAssign, BitAnd, BitOr, BitXor, BitXorAssign, Not};
+
+pub trait AndNot {
+ type Output;
+ fn andnot(self, rhs: Self) -> Self::Output;
+}
+pub trait BSwap {
+ fn bswap(self) -> Self;
+}
+/// Ops that depend on word size
+pub trait ArithOps: Add<Output = Self> + AddAssign + Sized + Copy + Clone + BSwap {}
+/// Ops that are independent of word size and endian
+pub trait BitOps0:
+ BitAnd<Output = Self>
+ + BitOr<Output = Self>
+ + BitXor<Output = Self>
+ + BitXorAssign
+ + Not<Output = Self>
+ + AndNot<Output = Self>
+ + Sized
+ + Copy
+ + Clone
+{
+}
+
+pub trait BitOps32: BitOps0 + RotateEachWord32 {}
+pub trait BitOps64: BitOps32 + RotateEachWord64 {}
+pub trait BitOps128: BitOps64 + RotateEachWord128 {}
+
+pub trait RotateEachWord32 {
+ fn rotate_each_word_right7(self) -> Self;
+ fn rotate_each_word_right8(self) -> Self;
+ fn rotate_each_word_right11(self) -> Self;
+ fn rotate_each_word_right12(self) -> Self;
+ fn rotate_each_word_right16(self) -> Self;
+ fn rotate_each_word_right20(self) -> Self;
+ fn rotate_each_word_right24(self) -> Self;
+ fn rotate_each_word_right25(self) -> Self;
+}
+
+pub trait RotateEachWord64 {
+ fn rotate_each_word_right32(self) -> Self;
+}
+
+pub trait RotateEachWord128 {}
+
+// Vector type naming scheme:
+// uN[xP]xL
+// Unsigned; N-bit words * P bits per lane * L lanes
+//
+// A lane is always 128-bits, chosen because common SIMD architectures treat 128-bit units of
+// wide vectors specially (supporting e.g. intra-lane shuffles), and tend to have limited and
+// slow inter-lane operations.
+
+use crate::arch::{vec128_storage, vec256_storage, vec512_storage};
+
+#[allow(clippy::missing_safety_doc)]
+pub trait UnsafeFrom<T> {
+ unsafe fn unsafe_from(t: T) -> Self;
+}
+
+/// A vector composed of two elements, which may be words or themselves vectors.
+pub trait Vec2<W> {
+ fn extract(self, i: u32) -> W;
+ fn insert(self, w: W, i: u32) -> Self;
+}
+
+/// A vector composed of four elements, which may be words or themselves vectors.
+pub trait Vec4<W> {
+ fn extract(self, i: u32) -> W;
+ fn insert(self, w: W, i: u32) -> Self;
+}
+/// Vec4 functions which may not be implemented yet for all Vec4 types.
+/// NOTE: functions in this trait may be moved to Vec4 in any patch release. To avoid breakage,
+/// import Vec4Ext only together with Vec4, and don't qualify its methods.
+pub trait Vec4Ext<W> {
+ fn transpose4(a: Self, b: Self, c: Self, d: Self) -> (Self, Self, Self, Self)
+ where
+ Self: Sized;
+}
+pub trait Vector<T> {
+ fn to_scalars(self) -> T;
+}
+
+// TODO: multiples of 4 should inherit this
+/// A vector composed of four words; depending on their size, operations may cross lanes.
+pub trait Words4 {
+ fn shuffle1230(self) -> Self;
+ fn shuffle2301(self) -> Self;
+ fn shuffle3012(self) -> Self;
+}
+
+/// A vector composed one or more lanes each composed of four words.
+pub trait LaneWords4 {
+ fn shuffle_lane_words1230(self) -> Self;
+ fn shuffle_lane_words2301(self) -> Self;
+ fn shuffle_lane_words3012(self) -> Self;
+}
+
+// TODO: make this a part of BitOps
+/// Exchange neigboring ranges of bits of the specified size
+pub trait Swap64 {
+ fn swap1(self) -> Self;
+ fn swap2(self) -> Self;
+ fn swap4(self) -> Self;
+ fn swap8(self) -> Self;
+ fn swap16(self) -> Self;
+ fn swap32(self) -> Self;
+ fn swap64(self) -> Self;
+}
+
+pub trait u32x4<M: Machine>:
+ BitOps32
+ + Store<vec128_storage>
+ + ArithOps
+ + Vec4<u32>
+ + Words4
+ + LaneWords4
+ + StoreBytes
+ + MultiLane<[u32; 4]>
+ + Into<vec128_storage>
+{
+}
+pub trait u64x2<M: Machine>:
+ BitOps64 + Store<vec128_storage> + ArithOps + Vec2<u64> + MultiLane<[u64; 2]> + Into<vec128_storage>
+{
+}
+pub trait u128x1<M: Machine>:
+ BitOps128 + Store<vec128_storage> + Swap64 + MultiLane<[u128; 1]> + Into<vec128_storage>
+{
+}
+
+pub trait u32x4x2<M: Machine>:
+ BitOps32
+ + Store<vec256_storage>
+ + Vec2<M::u32x4>
+ + MultiLane<[M::u32x4; 2]>
+ + ArithOps
+ + Into<vec256_storage>
+ + StoreBytes
+{
+}
+pub trait u64x2x2<M: Machine>:
+ BitOps64
+ + Store<vec256_storage>
+ + Vec2<M::u64x2>
+ + MultiLane<[M::u64x2; 2]>
+ + ArithOps
+ + StoreBytes
+ + Into<vec256_storage>
+{
+}
+pub trait u64x4<M: Machine>:
+ BitOps64
+ + Store<vec256_storage>
+ + Vec4<u64>
+ + MultiLane<[u64; 4]>
+ + ArithOps
+ + Words4
+ + StoreBytes
+ + Into<vec256_storage>
+{
+}
+pub trait u128x2<M: Machine>:
+ BitOps128
+ + Store<vec256_storage>
+ + Vec2<M::u128x1>
+ + MultiLane<[M::u128x1; 2]>
+ + Swap64
+ + Into<vec256_storage>
+{
+}
+
+pub trait u32x4x4<M: Machine>:
+ BitOps32
+ + Store<vec512_storage>
+ + Vec4<M::u32x4>
+ + Vec4Ext<M::u32x4>
+ + Vector<[u32; 16]>
+ + MultiLane<[M::u32x4; 4]>
+ + ArithOps
+ + LaneWords4
+ + Into<vec512_storage>
+ + StoreBytes
+{
+}
+pub trait u64x2x4<M: Machine>:
+ BitOps64
+ + Store<vec512_storage>
+ + Vec4<M::u64x2>
+ + MultiLane<[M::u64x2; 4]>
+ + ArithOps
+ + Into<vec512_storage>
+{
+}
+// TODO: Words4
+pub trait u128x4<M: Machine>:
+ BitOps128
+ + Store<vec512_storage>
+ + Vec4<M::u128x1>
+ + MultiLane<[M::u128x1; 4]>
+ + Swap64
+ + Into<vec512_storage>
+{
+}
+
+/// A vector composed of multiple 128-bit lanes.
+pub trait MultiLane<Lanes> {
+ /// Split a multi-lane vector into single-lane vectors.
+ fn to_lanes(self) -> Lanes;
+ /// Build a multi-lane vector from individual lanes.
+ fn from_lanes(lanes: Lanes) -> Self;
+}
+
+/// Combine single vectors into a multi-lane vector.
+pub trait VZip<V> {
+ fn vzip(self) -> V;
+}
+
+impl<V, T> VZip<V> for T
+where
+ V: MultiLane<T>,
+{
+ #[inline(always)]
+ fn vzip(self) -> V {
+ V::from_lanes(self)
+ }
+}
+
+pub trait Machine: Sized + Copy {
+ type u32x4: u32x4<Self>;
+ type u64x2: u64x2<Self>;
+ type u128x1: u128x1<Self>;
+
+ type u32x4x2: u32x4x2<Self>;
+ type u64x2x2: u64x2x2<Self>;
+ type u64x4: u64x4<Self>;
+ type u128x2: u128x2<Self>;
+
+ type u32x4x4: u32x4x4<Self>;
+ type u64x2x4: u64x2x4<Self>;
+ type u128x4: u128x4<Self>;
+
+ #[inline(always)]
+ fn unpack<S, V: Store<S>>(self, s: S) -> V {
+ unsafe { V::unpack(s) }
+ }
+
+ #[inline(always)]
+ fn vec<V, A>(self, a: A) -> V
+ where
+ V: MultiLane<A>,
+ {
+ V::from_lanes(a)
+ }
+
+ #[inline(always)]
+ fn read_le<V>(self, input: &[u8]) -> V
+ where
+ V: StoreBytes,
+ {
+ unsafe { V::unsafe_read_le(input) }
+ }
+
+ #[inline(always)]
+ fn read_be<V>(self, input: &[u8]) -> V
+ where
+ V: StoreBytes,
+ {
+ unsafe { V::unsafe_read_be(input) }
+ }
+
+ /// # Safety
+ /// Caller must ensure the type of Self is appropriate for the hardware of the execution
+ /// environment.
+ unsafe fn instance() -> Self;
+}
+
+pub trait Store<S> {
+ /// # Safety
+ /// Caller must ensure the type of Self is appropriate for the hardware of the execution
+ /// environment.
+ unsafe fn unpack(p: S) -> Self;
+}
+
+pub trait StoreBytes {
+ /// # Safety
+ /// Caller must ensure the type of Self is appropriate for the hardware of the execution
+ /// environment.
+ unsafe fn unsafe_read_le(input: &[u8]) -> Self;
+ /// # Safety
+ /// Caller must ensure the type of Self is appropriate for the hardware of the execution
+ /// environment.
+ unsafe fn unsafe_read_be(input: &[u8]) -> Self;
+ fn write_le(self, out: &mut [u8]);
+ fn write_be(self, out: &mut [u8]);
+}
diff --git a/third_party/rust/ppv-lite86/src/x86_64/mod.rs b/third_party/rust/ppv-lite86/src/x86_64/mod.rs
new file mode 100644
index 0000000000..937732da3a
--- /dev/null
+++ b/third_party/rust/ppv-lite86/src/x86_64/mod.rs
@@ -0,0 +1,437 @@
+// crate minimums: sse2, x86_64
+
+use crate::types::*;
+use core::arch::x86_64::{__m128i, __m256i};
+
+mod sse2;
+
+#[derive(Copy, Clone)]
+pub struct YesS3;
+#[derive(Copy, Clone)]
+pub struct NoS3;
+
+#[derive(Copy, Clone)]
+pub struct YesS4;
+#[derive(Copy, Clone)]
+pub struct NoS4;
+
+#[derive(Copy, Clone)]
+pub struct YesA1;
+#[derive(Copy, Clone)]
+pub struct NoA1;
+
+#[derive(Copy, Clone)]
+pub struct YesA2;
+#[derive(Copy, Clone)]
+pub struct NoA2;
+
+#[derive(Copy, Clone)]
+pub struct YesNI;
+#[derive(Copy, Clone)]
+pub struct NoNI;
+
+use core::marker::PhantomData;
+
+#[derive(Copy, Clone)]
+pub struct SseMachine<S3, S4, NI>(PhantomData<(S3, S4, NI)>);
+impl<S3: Copy, S4: Copy, NI: Copy> Machine for SseMachine<S3, S4, NI>
+where
+ sse2::u128x1_sse2<S3, S4, NI>: Swap64,
+ sse2::u64x2_sse2<S3, S4, NI>: BSwap + RotateEachWord32 + MultiLane<[u64; 2]> + Vec2<u64>,
+ sse2::u32x4_sse2<S3, S4, NI>: BSwap + RotateEachWord32 + MultiLane<[u32; 4]> + Vec4<u32>,
+ sse2::u64x4_sse2<S3, S4, NI>: BSwap + Words4,
+ sse2::u128x1_sse2<S3, S4, NI>: BSwap,
+ sse2::u128x2_sse2<S3, S4, NI>: Into<sse2::u64x2x2_sse2<S3, S4, NI>>,
+ sse2::u128x2_sse2<S3, S4, NI>: Into<sse2::u64x4_sse2<S3, S4, NI>>,
+ sse2::u128x2_sse2<S3, S4, NI>: Into<sse2::u32x4x2_sse2<S3, S4, NI>>,
+ sse2::u128x4_sse2<S3, S4, NI>: Into<sse2::u64x2x4_sse2<S3, S4, NI>>,
+ sse2::u128x4_sse2<S3, S4, NI>: Into<sse2::u32x4x4_sse2<S3, S4, NI>>,
+{
+ type u32x4 = sse2::u32x4_sse2<S3, S4, NI>;
+ type u64x2 = sse2::u64x2_sse2<S3, S4, NI>;
+ type u128x1 = sse2::u128x1_sse2<S3, S4, NI>;
+
+ type u32x4x2 = sse2::u32x4x2_sse2<S3, S4, NI>;
+ type u64x2x2 = sse2::u64x2x2_sse2<S3, S4, NI>;
+ type u64x4 = sse2::u64x4_sse2<S3, S4, NI>;
+ type u128x2 = sse2::u128x2_sse2<S3, S4, NI>;
+
+ type u32x4x4 = sse2::u32x4x4_sse2<S3, S4, NI>;
+ type u64x2x4 = sse2::u64x2x4_sse2<S3, S4, NI>;
+ type u128x4 = sse2::u128x4_sse2<S3, S4, NI>;
+
+ #[inline(always)]
+ unsafe fn instance() -> Self {
+ SseMachine(PhantomData)
+ }
+}
+
+#[derive(Copy, Clone)]
+pub struct Avx2Machine<NI>(PhantomData<NI>);
+impl<NI: Copy> Machine for Avx2Machine<NI>
+where
+ sse2::u128x1_sse2<YesS3, YesS4, NI>: BSwap + Swap64,
+ sse2::u64x2_sse2<YesS3, YesS4, NI>: BSwap + RotateEachWord32 + MultiLane<[u64; 2]> + Vec2<u64>,
+ sse2::u32x4_sse2<YesS3, YesS4, NI>: BSwap + RotateEachWord32 + MultiLane<[u32; 4]> + Vec4<u32>,
+ sse2::u64x4_sse2<YesS3, YesS4, NI>: BSwap + Words4,
+{
+ type u32x4 = sse2::u32x4_sse2<YesS3, YesS4, NI>;
+ type u64x2 = sse2::u64x2_sse2<YesS3, YesS4, NI>;
+ type u128x1 = sse2::u128x1_sse2<YesS3, YesS4, NI>;
+
+ type u32x4x2 = sse2::avx2::u32x4x2_avx2<NI>;
+ type u64x2x2 = sse2::u64x2x2_sse2<YesS3, YesS4, NI>;
+ type u64x4 = sse2::u64x4_sse2<YesS3, YesS4, NI>;
+ type u128x2 = sse2::u128x2_sse2<YesS3, YesS4, NI>;
+
+ type u32x4x4 = sse2::avx2::u32x4x4_avx2<NI>;
+ type u64x2x4 = sse2::u64x2x4_sse2<YesS3, YesS4, NI>;
+ type u128x4 = sse2::u128x4_sse2<YesS3, YesS4, NI>;
+
+ #[inline(always)]
+ unsafe fn instance() -> Self {
+ Avx2Machine(PhantomData)
+ }
+}
+
+pub type SSE2 = SseMachine<NoS3, NoS4, NoNI>;
+pub type SSSE3 = SseMachine<YesS3, NoS4, NoNI>;
+pub type SSE41 = SseMachine<YesS3, YesS4, NoNI>;
+/// AVX but not AVX2: only 128-bit integer operations, but use VEX versions of everything
+/// to avoid expensive SSE/VEX conflicts.
+pub type AVX = SseMachine<YesS3, YesS4, NoNI>;
+pub type AVX2 = Avx2Machine<NoNI>;
+
+/// Generic wrapper for unparameterized storage of any of the possible impls.
+/// Converting into and out of this type should be essentially free, although it may be more
+/// aligned than a particular impl requires.
+#[allow(non_camel_case_types)]
+#[derive(Copy, Clone)]
+pub union vec128_storage {
+ u32x4: [u32; 4],
+ u64x2: [u64; 2],
+ u128x1: [u128; 1],
+ sse2: __m128i,
+}
+impl Store<vec128_storage> for vec128_storage {
+ #[inline(always)]
+ unsafe fn unpack(p: vec128_storage) -> Self {
+ p
+ }
+}
+impl<'a> From<&'a vec128_storage> for &'a [u32; 4] {
+ #[inline(always)]
+ fn from(x: &'a vec128_storage) -> Self {
+ unsafe { &x.u32x4 }
+ }
+}
+impl From<[u32; 4]> for vec128_storage {
+ #[inline(always)]
+ fn from(u32x4: [u32; 4]) -> Self {
+ vec128_storage { u32x4 }
+ }
+}
+impl Default for vec128_storage {
+ #[inline(always)]
+ fn default() -> Self {
+ vec128_storage { u128x1: [0] }
+ }
+}
+impl Eq for vec128_storage {}
+impl PartialEq for vec128_storage {
+ #[inline(always)]
+ fn eq(&self, rhs: &Self) -> bool {
+ unsafe { self.u128x1 == rhs.u128x1 }
+ }
+}
+
+#[allow(non_camel_case_types)]
+#[derive(Copy, Clone)]
+pub union vec256_storage {
+ u32x8: [u32; 8],
+ u64x4: [u64; 4],
+ u128x2: [u128; 2],
+ sse2: [vec128_storage; 2],
+ avx: __m256i,
+}
+impl From<[u64; 4]> for vec256_storage {
+ #[inline(always)]
+ fn from(u64x4: [u64; 4]) -> Self {
+ vec256_storage { u64x4 }
+ }
+}
+impl Default for vec256_storage {
+ #[inline(always)]
+ fn default() -> Self {
+ vec256_storage { u128x2: [0, 0] }
+ }
+}
+impl vec256_storage {
+ #[inline(always)]
+ pub fn new128(xs: [vec128_storage; 2]) -> Self {
+ Self { sse2: xs }
+ }
+ #[inline(always)]
+ pub fn split128(self) -> [vec128_storage; 2] {
+ unsafe { self.sse2 }
+ }
+}
+impl Eq for vec256_storage {}
+impl PartialEq for vec256_storage {
+ #[inline(always)]
+ fn eq(&self, rhs: &Self) -> bool {
+ unsafe { self.sse2 == rhs.sse2 }
+ }
+}
+
+#[allow(non_camel_case_types)]
+#[derive(Copy, Clone)]
+pub union vec512_storage {
+ u32x16: [u32; 16],
+ u64x8: [u64; 8],
+ u128x4: [u128; 4],
+ sse2: [vec128_storage; 4],
+ avx: [vec256_storage; 2],
+}
+impl Default for vec512_storage {
+ #[inline(always)]
+ fn default() -> Self {
+ vec512_storage {
+ u128x4: [0, 0, 0, 0],
+ }
+ }
+}
+impl vec512_storage {
+ #[inline(always)]
+ pub fn new128(xs: [vec128_storage; 4]) -> Self {
+ Self { sse2: xs }
+ }
+ #[inline(always)]
+ pub fn split128(self) -> [vec128_storage; 4] {
+ unsafe { self.sse2 }
+ }
+}
+impl Eq for vec512_storage {}
+impl PartialEq for vec512_storage {
+ #[inline(always)]
+ fn eq(&self, rhs: &Self) -> bool {
+ unsafe { self.avx == rhs.avx }
+ }
+}
+
+macro_rules! impl_into {
+ ($storage:ident, $array:ty, $name:ident) => {
+ impl From<$storage> for $array {
+ #[inline(always)]
+ fn from(vec: $storage) -> Self {
+ unsafe { vec.$name }
+ }
+ }
+ };
+}
+impl_into!(vec128_storage, [u32; 4], u32x4);
+impl_into!(vec128_storage, [u64; 2], u64x2);
+impl_into!(vec128_storage, [u128; 1], u128x1);
+impl_into!(vec256_storage, [u32; 8], u32x8);
+impl_into!(vec256_storage, [u64; 4], u64x4);
+impl_into!(vec256_storage, [u128; 2], u128x2);
+impl_into!(vec512_storage, [u32; 16], u32x16);
+impl_into!(vec512_storage, [u64; 8], u64x8);
+impl_into!(vec512_storage, [u128; 4], u128x4);
+
+/// Generate the full set of optimized implementations to take advantage of the most important
+/// hardware feature sets.
+///
+/// This dispatcher is suitable for maximizing throughput.
+#[macro_export]
+macro_rules! dispatch {
+ ($mach:ident, $MTy:ident, { $([$pub:tt$(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) -> $ret:ty $body:block }) => {
+ #[cfg(feature = "std")]
+ $($pub$(($krate))*)* fn $name($($arg: $argty),*) -> $ret {
+ #[inline(always)]
+ fn fn_impl<$MTy: $crate::Machine>($mach: $MTy, $($arg: $argty),*) -> $ret $body
+ use std::arch::x86_64::*;
+ #[target_feature(enable = "avx2")]
+ unsafe fn impl_avx2($($arg: $argty),*) -> $ret {
+ let ret = fn_impl($crate::x86_64::AVX2::instance(), $($arg),*);
+ _mm256_zeroupper();
+ ret
+ }
+ #[target_feature(enable = "avx")]
+ #[target_feature(enable = "sse4.1")]
+ #[target_feature(enable = "ssse3")]
+ unsafe fn impl_avx($($arg: $argty),*) -> $ret {
+ let ret = fn_impl($crate::x86_64::AVX::instance(), $($arg),*);
+ _mm256_zeroupper();
+ ret
+ }
+ #[target_feature(enable = "sse4.1")]
+ #[target_feature(enable = "ssse3")]
+ unsafe fn impl_sse41($($arg: $argty),*) -> $ret {
+ fn_impl($crate::x86_64::SSE41::instance(), $($arg),*)
+ }
+ #[target_feature(enable = "ssse3")]
+ unsafe fn impl_ssse3($($arg: $argty),*) -> $ret {
+ fn_impl($crate::x86_64::SSSE3::instance(), $($arg),*)
+ }
+ #[target_feature(enable = "sse2")]
+ unsafe fn impl_sse2($($arg: $argty),*) -> $ret {
+ fn_impl($crate::x86_64::SSE2::instance(), $($arg),*)
+ }
+ unsafe {
+ if is_x86_feature_detected!("avx2") {
+ impl_avx2($($arg),*)
+ } else if is_x86_feature_detected!("avx") {
+ impl_avx($($arg),*)
+ } else if is_x86_feature_detected!("sse4.1") {
+ impl_sse41($($arg),*)
+ } else if is_x86_feature_detected!("ssse3") {
+ impl_ssse3($($arg),*)
+ } else if is_x86_feature_detected!("sse2") {
+ impl_sse2($($arg),*)
+ } else {
+ unimplemented!()
+ }
+ }
+ }
+ #[cfg(not(feature = "std"))]
+ #[inline(always)]
+ $($pub$(($krate))*)* fn $name($($arg: $argty),*) -> $ret {
+ unsafe fn fn_impl<$MTy: $crate::Machine>($mach: $MTy, $($arg: $argty),*) -> $ret $body
+ unsafe {
+ if cfg!(target_feature = "avx2") {
+ fn_impl($crate::x86_64::AVX2::instance(), $($arg),*)
+ } else if cfg!(target_feature = "avx") {
+ fn_impl($crate::x86_64::AVX::instance(), $($arg),*)
+ } else if cfg!(target_feature = "sse4.1") {
+ fn_impl($crate::x86_64::SSE41::instance(), $($arg),*)
+ } else if cfg!(target_feature = "ssse3") {
+ fn_impl($crate::x86_64::SSSE3::instance(), $($arg),*)
+ } else {
+ fn_impl($crate::x86_64::SSE2::instance(), $($arg),*)
+ }
+ }
+ }
+ };
+ ($mach:ident, $MTy:ident, { $([$pub:tt $(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) $body:block }) => {
+ dispatch!($mach, $MTy, {
+ $([$pub $(($krate))*])* fn $name($($arg: $argty),*) -> () $body
+ });
+ }
+}
+
+/// Generate only the basic implementations necessary to be able to operate efficiently on 128-bit
+/// vectors on this platfrom. For x86-64, that would mean SSE2 and AVX.
+///
+/// This dispatcher is suitable for vector operations that do not benefit from advanced hardware
+/// features (e.g. because they are done infrequently), so minimizing their contribution to code
+/// size is more important.
+#[macro_export]
+macro_rules! dispatch_light128 {
+ ($mach:ident, $MTy:ident, { $([$pub:tt$(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) -> $ret:ty $body:block }) => {
+ #[cfg(feature = "std")]
+ $($pub $(($krate))*)* fn $name($($arg: $argty),*) -> $ret {
+ #[inline(always)]
+ fn fn_impl<$MTy: $crate::Machine>($mach: $MTy, $($arg: $argty),*) -> $ret $body
+ use std::arch::x86_64::*;
+ #[target_feature(enable = "avx")]
+ unsafe fn impl_avx($($arg: $argty),*) -> $ret {
+ fn_impl($crate::x86_64::AVX::instance(), $($arg),*)
+ }
+ #[target_feature(enable = "sse2")]
+ unsafe fn impl_sse2($($arg: $argty),*) -> $ret {
+ fn_impl($crate::x86_64::SSE2::instance(), $($arg),*)
+ }
+ unsafe {
+ if is_x86_feature_detected!("avx") {
+ impl_avx($($arg),*)
+ } else if is_x86_feature_detected!("sse2") {
+ impl_sse2($($arg),*)
+ } else {
+ unimplemented!()
+ }
+ }
+ }
+ #[cfg(not(feature = "std"))]
+ #[inline(always)]
+ $($pub$(($krate))*)* fn $name($($arg: $argty),*) -> $ret {
+ unsafe fn fn_impl<$MTy: $crate::Machine>($mach: $MTy, $($arg: $argty),*) -> $ret $body
+ unsafe {
+ if cfg!(target_feature = "avx2") {
+ fn_impl($crate::x86_64::AVX2::instance(), $($arg),*)
+ } else if cfg!(target_feature = "avx") {
+ fn_impl($crate::x86_64::AVX::instance(), $($arg),*)
+ } else if cfg!(target_feature = "sse4.1") {
+ fn_impl($crate::x86_64::SSE41::instance(), $($arg),*)
+ } else if cfg!(target_feature = "ssse3") {
+ fn_impl($crate::x86_64::SSSE3::instance(), $($arg),*)
+ } else {
+ fn_impl($crate::x86_64::SSE2::instance(), $($arg),*)
+ }
+ }
+ }
+ };
+ ($mach:ident, $MTy:ident, { $([$pub:tt$(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) $body:block }) => {
+ dispatch_light128!($mach, $MTy, {
+ $([$pub $(($krate))*])* fn $name($($arg: $argty),*) -> () $body
+ });
+ }
+}
+
+/// Generate only the basic implementations necessary to be able to operate efficiently on 256-bit
+/// vectors on this platfrom. For x86-64, that would mean SSE2, AVX, and AVX2.
+///
+/// This dispatcher is suitable for vector operations that do not benefit from advanced hardware
+/// features (e.g. because they are done infrequently), so minimizing their contribution to code
+/// size is more important.
+#[macro_export]
+macro_rules! dispatch_light256 {
+ ($mach:ident, $MTy:ident, { $([$pub:tt$(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) -> $ret:ty $body:block }) => {
+ #[cfg(feature = "std")]
+ $([$pub $(($krate))*])* fn $name($($arg: $argty),*) -> $ret {
+ #[inline(always)]
+ fn fn_impl<$MTy: $crate::Machine>($mach: $MTy, $($arg: $argty),*) -> $ret $body
+ use std::arch::x86_64::*;
+ #[target_feature(enable = "avx")]
+ unsafe fn impl_avx($($arg: $argty),*) -> $ret {
+ fn_impl($crate::x86_64::AVX::instance(), $($arg),*)
+ }
+ #[target_feature(enable = "sse2")]
+ unsafe fn impl_sse2($($arg: $argty),*) -> $ret {
+ fn_impl($crate::x86_64::SSE2::instance(), $($arg),*)
+ }
+ unsafe {
+ if is_x86_feature_detected!("avx") {
+ impl_avx($($arg),*)
+ } else if is_x86_feature_detected!("sse2") {
+ impl_sse2($($arg),*)
+ } else {
+ unimplemented!()
+ }
+ }
+ }
+ #[cfg(not(feature = "std"))]
+ #[inline(always)]
+ $($pub$(($krate))*)* fn $name($($arg: $argty),*) -> $ret {
+ unsafe fn fn_impl<$MTy: $crate::Machine>($mach: $MTy, $($arg: $argty),*) -> $ret $body
+ unsafe {
+ if cfg!(target_feature = "avx2") {
+ fn_impl($crate::x86_64::AVX2::instance(), $($arg),*)
+ } else if cfg!(target_feature = "avx") {
+ fn_impl($crate::x86_64::AVX::instance(), $($arg),*)
+ } else if cfg!(target_feature = "sse4.1") {
+ fn_impl($crate::x86_64::SSE41::instance(), $($arg),*)
+ } else if cfg!(target_feature = "ssse3") {
+ fn_impl($crate::x86_64::SSSE3::instance(), $($arg),*)
+ } else {
+ fn_impl($crate::x86_64::SSE2::instance(), $($arg),*)
+ }
+ }
+ }
+ };
+ ($mach:ident, $MTy:ident, { $([$pub:tt$(($krate:tt))*])* fn $name:ident($($arg:ident: $argty:ty),* $(,)*) $body:block }) => {
+ dispatch_light256!($mach, $MTy, {
+ $([$pub $(($krate))*])* fn $name($($arg: $argty),*) -> () $body
+ });
+ }
+}
diff --git a/third_party/rust/ppv-lite86/src/x86_64/sse2.rs b/third_party/rust/ppv-lite86/src/x86_64/sse2.rs
new file mode 100644
index 0000000000..97197a436a
--- /dev/null
+++ b/third_party/rust/ppv-lite86/src/x86_64/sse2.rs
@@ -0,0 +1,1703 @@
+use crate::soft::{x2, x4};
+use crate::types::*;
+use crate::vec128_storage;
+use crate::x86_64::Avx2Machine;
+use crate::x86_64::SseMachine as Machine86;
+use crate::x86_64::{NoS3, NoS4, YesS3, YesS4};
+use core::arch::x86_64::*;
+use core::marker::PhantomData;
+use core::ops::{
+ Add, AddAssign, BitAnd, BitAndAssign, BitOr, BitOrAssign, BitXor, BitXorAssign, Not,
+};
+
+macro_rules! impl_binop {
+ ($vec:ident, $trait:ident, $fn:ident, $impl_fn:ident) => {
+ impl<S3, S4, NI> $trait for $vec<S3, S4, NI> {
+ type Output = Self;
+ #[inline(always)]
+ fn $fn(self, rhs: Self) -> Self::Output {
+ Self::new(unsafe { $impl_fn(self.x, rhs.x) })
+ }
+ }
+ };
+}
+
+macro_rules! impl_binop_assign {
+ ($vec:ident, $trait:ident, $fn_assign:ident, $fn:ident) => {
+ impl<S3, S4, NI> $trait for $vec<S3, S4, NI>
+ where
+ $vec<S3, S4, NI>: Copy,
+ {
+ #[inline(always)]
+ fn $fn_assign(&mut self, rhs: Self) {
+ *self = self.$fn(rhs);
+ }
+ }
+ };
+}
+
+macro_rules! def_vec {
+ ($vec:ident, $word:ident) => {
+ #[allow(non_camel_case_types)]
+ #[derive(Copy, Clone)]
+ pub struct $vec<S3, S4, NI> {
+ x: __m128i,
+ s3: PhantomData<S3>,
+ s4: PhantomData<S4>,
+ ni: PhantomData<NI>,
+ }
+
+ impl<S3, S4, NI> Store<vec128_storage> for $vec<S3, S4, NI> {
+ #[inline(always)]
+ unsafe fn unpack(x: vec128_storage) -> Self {
+ Self::new(x.sse2)
+ }
+ }
+ impl<S3, S4, NI> From<$vec<S3, S4, NI>> for vec128_storage {
+ #[inline(always)]
+ fn from(x: $vec<S3, S4, NI>) -> Self {
+ vec128_storage { sse2: x.x }
+ }
+ }
+ impl<S3, S4, NI> $vec<S3, S4, NI> {
+ #[inline(always)]
+ fn new(x: __m128i) -> Self {
+ $vec {
+ x,
+ s3: PhantomData,
+ s4: PhantomData,
+ ni: PhantomData,
+ }
+ }
+ }
+
+ impl<S3, S4, NI> StoreBytes for $vec<S3, S4, NI>
+ where
+ Self: BSwap,
+ {
+ #[inline(always)]
+ unsafe fn unsafe_read_le(input: &[u8]) -> Self {
+ assert_eq!(input.len(), 16);
+ Self::new(_mm_loadu_si128(input.as_ptr() as *const _))
+ }
+ #[inline(always)]
+ unsafe fn unsafe_read_be(input: &[u8]) -> Self {
+ assert_eq!(input.len(), 16);
+ Self::new(_mm_loadu_si128(input.as_ptr() as *const _)).bswap()
+ }
+ #[inline(always)]
+ fn write_le(self, out: &mut [u8]) {
+ assert_eq!(out.len(), 16);
+ unsafe { _mm_storeu_si128(out.as_mut_ptr() as *mut _, self.x) }
+ }
+ #[inline(always)]
+ fn write_be(self, out: &mut [u8]) {
+ assert_eq!(out.len(), 16);
+ let x = self.bswap().x;
+ unsafe {
+ _mm_storeu_si128(out.as_mut_ptr() as *mut _, x);
+ }
+ }
+ }
+
+ impl<S3, S4, NI> Default for $vec<S3, S4, NI> {
+ #[inline(always)]
+ fn default() -> Self {
+ Self::new(unsafe { _mm_setzero_si128() })
+ }
+ }
+
+ impl<S3, S4, NI> Not for $vec<S3, S4, NI> {
+ type Output = Self;
+ #[inline(always)]
+ fn not(self) -> Self::Output {
+ unsafe {
+ let ff = _mm_set1_epi64x(-1i64);
+ self ^ Self::new(ff)
+ }
+ }
+ }
+
+ impl<S3: Copy, S4: Copy, NI: Copy> BitOps0 for $vec<S3, S4, NI> {}
+ impl_binop!($vec, BitAnd, bitand, _mm_and_si128);
+ impl_binop!($vec, BitOr, bitor, _mm_or_si128);
+ impl_binop!($vec, BitXor, bitxor, _mm_xor_si128);
+ impl_binop_assign!($vec, BitAndAssign, bitand_assign, bitand);
+ impl_binop_assign!($vec, BitOrAssign, bitor_assign, bitor);
+ impl_binop_assign!($vec, BitXorAssign, bitxor_assign, bitxor);
+ impl<S3: Copy, S4: Copy, NI: Copy> AndNot for $vec<S3, S4, NI> {
+ type Output = Self;
+ #[inline(always)]
+ fn andnot(self, rhs: Self) -> Self {
+ Self::new(unsafe { _mm_andnot_si128(self.x, rhs.x) })
+ }
+ }
+ };
+}
+
+macro_rules! impl_bitops32 {
+ ($vec:ident) => {
+ impl<S3: Copy, S4: Copy, NI: Copy> BitOps32 for $vec<S3, S4, NI> where
+ $vec<S3, S4, NI>: RotateEachWord32
+ {
+ }
+ };
+}
+
+macro_rules! impl_bitops64 {
+ ($vec:ident) => {
+ impl_bitops32!($vec);
+ impl<S3: Copy, S4: Copy, NI: Copy> BitOps64 for $vec<S3, S4, NI> where
+ $vec<S3, S4, NI>: RotateEachWord64 + RotateEachWord32
+ {
+ }
+ };
+}
+
+macro_rules! impl_bitops128 {
+ ($vec:ident) => {
+ impl_bitops64!($vec);
+ impl<S3: Copy, S4: Copy, NI: Copy> BitOps128 for $vec<S3, S4, NI> where
+ $vec<S3, S4, NI>: RotateEachWord128
+ {
+ }
+ };
+}
+
+macro_rules! rotr_32_s3 {
+ ($name:ident, $k0:expr, $k1:expr) => {
+ #[inline(always)]
+ fn $name(self) -> Self {
+ Self::new(unsafe { _mm_shuffle_epi8(self.x, _mm_set_epi64x($k0, $k1)) })
+ }
+ };
+}
+macro_rules! rotr_32 {
+ ($name:ident, $i:expr) => {
+ #[inline(always)]
+ fn $name(self) -> Self {
+ Self::new(unsafe {
+ _mm_or_si128(
+ _mm_srli_epi32(self.x, $i as i32),
+ _mm_slli_epi32(self.x, 32 - $i as i32),
+ )
+ })
+ }
+ };
+}
+impl<S4: Copy, NI: Copy> RotateEachWord32 for u32x4_sse2<YesS3, S4, NI> {
+ rotr_32!(rotate_each_word_right7, 7);
+ rotr_32_s3!(
+ rotate_each_word_right8,
+ 0x0c0f_0e0d_080b_0a09,
+ 0x0407_0605_0003_0201
+ );
+ rotr_32!(rotate_each_word_right11, 11);
+ rotr_32!(rotate_each_word_right12, 12);
+ rotr_32_s3!(
+ rotate_each_word_right16,
+ 0x0d0c_0f0e_0908_0b0a,
+ 0x0504_0706_0100_0302
+ );
+ rotr_32!(rotate_each_word_right20, 20);
+ rotr_32_s3!(
+ rotate_each_word_right24,
+ 0x0e0d_0c0f_0a09_080b,
+ 0x0605_0407_0201_0003
+ );
+ rotr_32!(rotate_each_word_right25, 25);
+}
+impl<S4: Copy, NI: Copy> RotateEachWord32 for u32x4_sse2<NoS3, S4, NI> {
+ rotr_32!(rotate_each_word_right7, 7);
+ rotr_32!(rotate_each_word_right8, 8);
+ rotr_32!(rotate_each_word_right11, 11);
+ rotr_32!(rotate_each_word_right12, 12);
+ #[inline(always)]
+ fn rotate_each_word_right16(self) -> Self {
+ Self::new(swap16_s2(self.x))
+ }
+ rotr_32!(rotate_each_word_right20, 20);
+ rotr_32!(rotate_each_word_right24, 24);
+ rotr_32!(rotate_each_word_right25, 25);
+}
+
+macro_rules! rotr_64_s3 {
+ ($name:ident, $k0:expr, $k1:expr) => {
+ #[inline(always)]
+ fn $name(self) -> Self {
+ Self::new(unsafe { _mm_shuffle_epi8(self.x, _mm_set_epi64x($k0, $k1)) })
+ }
+ };
+}
+macro_rules! rotr_64 {
+ ($name:ident, $i:expr) => {
+ #[inline(always)]
+ fn $name(self) -> Self {
+ Self::new(unsafe {
+ _mm_or_si128(
+ _mm_srli_epi64(self.x, $i as i32),
+ _mm_slli_epi64(self.x, 64 - $i as i32),
+ )
+ })
+ }
+ };
+}
+impl<S4: Copy, NI: Copy> RotateEachWord32 for u64x2_sse2<YesS3, S4, NI> {
+ rotr_64!(rotate_each_word_right7, 7);
+ rotr_64_s3!(
+ rotate_each_word_right8,
+ 0x080f_0e0d_0c0b_0a09,
+ 0x0007_0605_0403_0201
+ );
+ rotr_64!(rotate_each_word_right11, 11);
+ rotr_64!(rotate_each_word_right12, 12);
+ rotr_64_s3!(
+ rotate_each_word_right16,
+ 0x0908_0f0e_0d0c_0b0a,
+ 0x0100_0706_0504_0302
+ );
+ rotr_64!(rotate_each_word_right20, 20);
+ rotr_64_s3!(
+ rotate_each_word_right24,
+ 0x0a09_080f_0e0d_0c0b,
+ 0x0201_0007_0605_0403
+ );
+ rotr_64!(rotate_each_word_right25, 25);
+}
+impl<S4: Copy, NI: Copy> RotateEachWord32 for u64x2_sse2<NoS3, S4, NI> {
+ rotr_64!(rotate_each_word_right7, 7);
+ rotr_64!(rotate_each_word_right8, 8);
+ rotr_64!(rotate_each_word_right11, 11);
+ rotr_64!(rotate_each_word_right12, 12);
+ #[inline(always)]
+ fn rotate_each_word_right16(self) -> Self {
+ Self::new(swap16_s2(self.x))
+ }
+ rotr_64!(rotate_each_word_right20, 20);
+ rotr_64!(rotate_each_word_right24, 24);
+ rotr_64!(rotate_each_word_right25, 25);
+}
+impl<S3: Copy, S4: Copy, NI: Copy> RotateEachWord64 for u64x2_sse2<S3, S4, NI> {
+ #[inline(always)]
+ fn rotate_each_word_right32(self) -> Self {
+ Self::new(unsafe { _mm_shuffle_epi32(self.x, 0b10110001) })
+ }
+}
+
+macro_rules! rotr_128 {
+ ($name:ident, $i:expr) => {
+ #[inline(always)]
+ fn $name(self) -> Self {
+ Self::new(unsafe {
+ _mm_or_si128(
+ _mm_srli_si128(self.x, $i as i32),
+ _mm_slli_si128(self.x, 128 - $i as i32),
+ )
+ })
+ }
+ };
+}
+// TODO: completely unoptimized
+impl<S3: Copy, S4: Copy, NI: Copy> RotateEachWord32 for u128x1_sse2<S3, S4, NI> {
+ rotr_128!(rotate_each_word_right7, 7);
+ rotr_128!(rotate_each_word_right8, 8);
+ rotr_128!(rotate_each_word_right11, 11);
+ rotr_128!(rotate_each_word_right12, 12);
+ rotr_128!(rotate_each_word_right16, 16);
+ rotr_128!(rotate_each_word_right20, 20);
+ rotr_128!(rotate_each_word_right24, 24);
+ rotr_128!(rotate_each_word_right25, 25);
+}
+// TODO: completely unoptimized
+impl<S3: Copy, S4: Copy, NI: Copy> RotateEachWord64 for u128x1_sse2<S3, S4, NI> {
+ rotr_128!(rotate_each_word_right32, 32);
+}
+impl<S3: Copy, S4: Copy, NI: Copy> RotateEachWord128 for u128x1_sse2<S3, S4, NI> {}
+
+def_vec!(u32x4_sse2, u32);
+def_vec!(u64x2_sse2, u64);
+def_vec!(u128x1_sse2, u128);
+
+impl<S3, NI> MultiLane<[u32; 4]> for u32x4_sse2<S3, YesS4, NI> {
+ #[inline(always)]
+ fn to_lanes(self) -> [u32; 4] {
+ unsafe {
+ let x = _mm_cvtsi128_si64(self.x) as u64;
+ let y = _mm_extract_epi64(self.x, 1) as u64;
+ [x as u32, (x >> 32) as u32, y as u32, (y >> 32) as u32]
+ }
+ }
+ #[inline(always)]
+ fn from_lanes(xs: [u32; 4]) -> Self {
+ unsafe {
+ let mut x = _mm_cvtsi64_si128((xs[0] as u64 | ((xs[1] as u64) << 32)) as i64);
+ x = _mm_insert_epi64(x, (xs[2] as u64 | ((xs[3] as u64) << 32)) as i64, 1);
+ Self::new(x)
+ }
+ }
+}
+impl<S3, NI> MultiLane<[u32; 4]> for u32x4_sse2<S3, NoS4, NI> {
+ #[inline(always)]
+ fn to_lanes(self) -> [u32; 4] {
+ unsafe {
+ let x = _mm_cvtsi128_si64(self.x) as u64;
+ let y = _mm_cvtsi128_si64(_mm_shuffle_epi32(self.x, 0b11101110)) as u64;
+ [x as u32, (x >> 32) as u32, y as u32, (y >> 32) as u32]
+ }
+ }
+ #[inline(always)]
+ fn from_lanes(xs: [u32; 4]) -> Self {
+ unsafe {
+ let x = (xs[0] as u64 | ((xs[1] as u64) << 32)) as i64;
+ let y = (xs[2] as u64 | ((xs[3] as u64) << 32)) as i64;
+ let x = _mm_cvtsi64_si128(x);
+ let y = _mm_slli_si128(_mm_cvtsi64_si128(y), 8);
+ Self::new(_mm_or_si128(x, y))
+ }
+ }
+}
+impl<S3, NI> MultiLane<[u64; 2]> for u64x2_sse2<S3, YesS4, NI> {
+ #[inline(always)]
+ fn to_lanes(self) -> [u64; 2] {
+ unsafe {
+ [
+ _mm_cvtsi128_si64(self.x) as u64,
+ _mm_extract_epi64(self.x, 1) as u64,
+ ]
+ }
+ }
+ #[inline(always)]
+ fn from_lanes(xs: [u64; 2]) -> Self {
+ unsafe {
+ let mut x = _mm_cvtsi64_si128(xs[0] as i64);
+ x = _mm_insert_epi64(x, xs[1] as i64, 1);
+ Self::new(x)
+ }
+ }
+}
+impl<S3, NI> MultiLane<[u64; 2]> for u64x2_sse2<S3, NoS4, NI> {
+ #[inline(always)]
+ fn to_lanes(self) -> [u64; 2] {
+ unsafe {
+ [
+ _mm_cvtsi128_si64(self.x) as u64,
+ _mm_cvtsi128_si64(_mm_srli_si128(self.x, 8)) as u64,
+ ]
+ }
+ }
+ #[inline(always)]
+ fn from_lanes(xs: [u64; 2]) -> Self {
+ unsafe {
+ let x = _mm_cvtsi64_si128(xs[0] as i64);
+ let y = _mm_slli_si128(_mm_cvtsi64_si128(xs[1] as i64), 8);
+ Self::new(_mm_or_si128(x, y))
+ }
+ }
+}
+impl<S3, S4, NI> MultiLane<[u128; 1]> for u128x1_sse2<S3, S4, NI> {
+ #[inline(always)]
+ fn to_lanes(self) -> [u128; 1] {
+ unimplemented!()
+ }
+ #[inline(always)]
+ fn from_lanes(xs: [u128; 1]) -> Self {
+ unimplemented!("{:?}", xs)
+ }
+}
+
+impl<S3, S4, NI> MultiLane<[u64; 4]> for u64x4_sse2<S3, S4, NI>
+where
+ u64x2_sse2<S3, S4, NI>: MultiLane<[u64; 2]> + Copy,
+{
+ #[inline(always)]
+ fn to_lanes(self) -> [u64; 4] {
+ let (a, b) = (self.0[0].to_lanes(), self.0[1].to_lanes());
+ [a[0], a[1], b[0], b[1]]
+ }
+ #[inline(always)]
+ fn from_lanes(xs: [u64; 4]) -> Self {
+ let (a, b) = (
+ u64x2_sse2::from_lanes([xs[0], xs[1]]),
+ u64x2_sse2::from_lanes([xs[2], xs[3]]),
+ );
+ x2::new([a, b])
+ }
+}
+
+macro_rules! impl_into {
+ ($from:ident, $to:ident) => {
+ impl<S3, S4, NI> From<$from<S3, S4, NI>> for $to<S3, S4, NI> {
+ #[inline(always)]
+ fn from(x: $from<S3, S4, NI>) -> Self {
+ $to::new(x.x)
+ }
+ }
+ };
+}
+
+impl_into!(u128x1_sse2, u32x4_sse2);
+impl_into!(u128x1_sse2, u64x2_sse2);
+
+impl_bitops32!(u32x4_sse2);
+impl_bitops64!(u64x2_sse2);
+impl_bitops128!(u128x1_sse2);
+
+impl<S3: Copy, S4: Copy, NI: Copy> ArithOps for u32x4_sse2<S3, S4, NI> where
+ u32x4_sse2<S3, S4, NI>: BSwap
+{
+}
+impl<S3: Copy, S4: Copy, NI: Copy> ArithOps for u64x2_sse2<S3, S4, NI> where
+ u64x2_sse2<S3, S4, NI>: BSwap
+{
+}
+impl_binop!(u32x4_sse2, Add, add, _mm_add_epi32);
+impl_binop!(u64x2_sse2, Add, add, _mm_add_epi64);
+impl_binop_assign!(u32x4_sse2, AddAssign, add_assign, add);
+impl_binop_assign!(u64x2_sse2, AddAssign, add_assign, add);
+
+impl<S3: Copy, S4: Copy, NI: Copy> u32x4<Machine86<S3, S4, NI>> for u32x4_sse2<S3, S4, NI>
+where
+ u32x4_sse2<S3, S4, NI>: RotateEachWord32 + BSwap + MultiLane<[u32; 4]> + Vec4<u32>,
+ Machine86<S3, S4, NI>: Machine,
+{
+}
+impl<S3: Copy, S4: Copy, NI: Copy> u64x2<Machine86<S3, S4, NI>> for u64x2_sse2<S3, S4, NI>
+where
+ u64x2_sse2<S3, S4, NI>:
+ RotateEachWord64 + RotateEachWord32 + BSwap + MultiLane<[u64; 2]> + Vec2<u64>,
+ Machine86<S3, S4, NI>: Machine,
+{
+}
+impl<S3: Copy, S4: Copy, NI: Copy> u128x1<Machine86<S3, S4, NI>> for u128x1_sse2<S3, S4, NI>
+where
+ u128x1_sse2<S3, S4, NI>: Swap64 + RotateEachWord64 + RotateEachWord32 + BSwap,
+ Machine86<S3, S4, NI>: Machine,
+ u128x1_sse2<S3, S4, NI>: Into<<Machine86<S3, S4, NI> as Machine>::u32x4>,
+ u128x1_sse2<S3, S4, NI>: Into<<Machine86<S3, S4, NI> as Machine>::u64x2>,
+{
+}
+
+impl<NI: Copy> u32x4<Avx2Machine<NI>> for u32x4_sse2<YesS3, YesS4, NI>
+where
+ u32x4_sse2<YesS3, YesS4, NI>: RotateEachWord32 + BSwap + MultiLane<[u32; 4]> + Vec4<u32>,
+ Machine86<YesS3, YesS4, NI>: Machine,
+{
+}
+impl<NI: Copy> u64x2<Avx2Machine<NI>> for u64x2_sse2<YesS3, YesS4, NI>
+where
+ u64x2_sse2<YesS3, YesS4, NI>:
+ RotateEachWord64 + RotateEachWord32 + BSwap + MultiLane<[u64; 2]> + Vec2<u64>,
+ Machine86<YesS3, YesS4, NI>: Machine,
+{
+}
+impl<NI: Copy> u128x1<Avx2Machine<NI>> for u128x1_sse2<YesS3, YesS4, NI>
+where
+ u128x1_sse2<YesS3, YesS4, NI>: Swap64 + RotateEachWord64 + RotateEachWord32 + BSwap,
+ Machine86<YesS3, YesS4, NI>: Machine,
+ u128x1_sse2<YesS3, YesS4, NI>: Into<<Machine86<YesS3, YesS4, NI> as Machine>::u32x4>,
+ u128x1_sse2<YesS3, YesS4, NI>: Into<<Machine86<YesS3, YesS4, NI> as Machine>::u64x2>,
+{
+}
+
+impl<S3, S4, NI> UnsafeFrom<[u32; 4]> for u32x4_sse2<S3, S4, NI> {
+ #[inline(always)]
+ unsafe fn unsafe_from(xs: [u32; 4]) -> Self {
+ Self::new(_mm_set_epi32(
+ xs[3] as i32,
+ xs[2] as i32,
+ xs[1] as i32,
+ xs[0] as i32,
+ ))
+ }
+}
+
+impl<S3, NI> Vec4<u32> for u32x4_sse2<S3, YesS4, NI>
+where
+ Self: MultiLane<[u32; 4]>,
+{
+ #[inline(always)]
+ fn extract(self, i: u32) -> u32 {
+ self.to_lanes()[i as usize]
+ }
+ #[inline(always)]
+ fn insert(self, v: u32, i: u32) -> Self {
+ Self::new(unsafe {
+ match i {
+ 0 => _mm_insert_epi32(self.x, v as i32, 0),
+ 1 => _mm_insert_epi32(self.x, v as i32, 1),
+ 2 => _mm_insert_epi32(self.x, v as i32, 2),
+ 3 => _mm_insert_epi32(self.x, v as i32, 3),
+ _ => unreachable!(),
+ }
+ })
+ }
+}
+impl<S3, NI> Vec4<u32> for u32x4_sse2<S3, NoS4, NI>
+where
+ Self: MultiLane<[u32; 4]>,
+{
+ #[inline(always)]
+ fn extract(self, i: u32) -> u32 {
+ self.to_lanes()[i as usize]
+ }
+ #[inline(always)]
+ fn insert(self, v: u32, i: u32) -> Self {
+ Self::new(unsafe {
+ match i {
+ 0 => {
+ let x = _mm_andnot_si128(_mm_cvtsi32_si128(-1), self.x);
+ _mm_or_si128(x, _mm_cvtsi32_si128(v as i32))
+ }
+ 1 => {
+ let mut x = _mm_shuffle_epi32(self.x, 0b0111_1000);
+ x = _mm_slli_si128(x, 4);
+ x = _mm_or_si128(x, _mm_cvtsi32_si128(v as i32));
+ _mm_shuffle_epi32(x, 0b1110_0001)
+ }
+ 2 => {
+ let mut x = _mm_shuffle_epi32(self.x, 0b1011_0100);
+ x = _mm_slli_si128(x, 4);
+ x = _mm_or_si128(x, _mm_cvtsi32_si128(v as i32));
+ _mm_shuffle_epi32(x, 0b1100_1001)
+ }
+ 3 => {
+ let mut x = _mm_slli_si128(self.x, 4);
+ x = _mm_or_si128(x, _mm_cvtsi32_si128(v as i32));
+ _mm_shuffle_epi32(x, 0b0011_1001)
+ }
+ _ => unreachable!(),
+ }
+ })
+ }
+}
+
+impl<S3, S4, NI> LaneWords4 for u32x4_sse2<S3, S4, NI> {
+ #[inline(always)]
+ fn shuffle_lane_words2301(self) -> Self {
+ self.shuffle2301()
+ }
+ #[inline(always)]
+ fn shuffle_lane_words1230(self) -> Self {
+ self.shuffle1230()
+ }
+ #[inline(always)]
+ fn shuffle_lane_words3012(self) -> Self {
+ self.shuffle3012()
+ }
+}
+
+impl<S3, S4, NI> Words4 for u32x4_sse2<S3, S4, NI> {
+ #[inline(always)]
+ fn shuffle2301(self) -> Self {
+ Self::new(unsafe { _mm_shuffle_epi32(self.x, 0b0100_1110) })
+ }
+ #[inline(always)]
+ fn shuffle1230(self) -> Self {
+ Self::new(unsafe { _mm_shuffle_epi32(self.x, 0b1001_0011) })
+ }
+ #[inline(always)]
+ fn shuffle3012(self) -> Self {
+ Self::new(unsafe { _mm_shuffle_epi32(self.x, 0b0011_1001) })
+ }
+}
+
+impl<S4, NI> Words4 for u64x4_sse2<YesS3, S4, NI> {
+ #[inline(always)]
+ fn shuffle2301(self) -> Self {
+ x2::new([u64x2_sse2::new(self.0[1].x), u64x2_sse2::new(self.0[0].x)])
+ }
+ #[inline(always)]
+ fn shuffle3012(self) -> Self {
+ unsafe {
+ x2::new([
+ u64x2_sse2::new(_mm_alignr_epi8(self.0[1].x, self.0[0].x, 8)),
+ u64x2_sse2::new(_mm_alignr_epi8(self.0[0].x, self.0[1].x, 8)),
+ ])
+ }
+ }
+ #[inline(always)]
+ fn shuffle1230(self) -> Self {
+ unsafe {
+ x2::new([
+ u64x2_sse2::new(_mm_alignr_epi8(self.0[0].x, self.0[1].x, 8)),
+ u64x2_sse2::new(_mm_alignr_epi8(self.0[1].x, self.0[0].x, 8)),
+ ])
+ }
+ }
+}
+impl<S4, NI> Words4 for u64x4_sse2<NoS3, S4, NI> {
+ #[inline(always)]
+ fn shuffle2301(self) -> Self {
+ x2::new([u64x2_sse2::new(self.0[1].x), u64x2_sse2::new(self.0[0].x)])
+ }
+ #[inline(always)]
+ fn shuffle3012(self) -> Self {
+ unsafe {
+ let a = _mm_srli_si128(self.0[0].x, 8);
+ let b = _mm_slli_si128(self.0[0].x, 8);
+ let c = _mm_srli_si128(self.0[1].x, 8);
+ let d = _mm_slli_si128(self.0[1].x, 8);
+ let da = _mm_or_si128(d, a);
+ let bc = _mm_or_si128(b, c);
+ x2::new([u64x2_sse2::new(da), u64x2_sse2::new(bc)])
+ }
+ }
+ #[inline(always)]
+ fn shuffle1230(self) -> Self {
+ unsafe {
+ let a = _mm_srli_si128(self.0[0].x, 8);
+ let b = _mm_slli_si128(self.0[0].x, 8);
+ let c = _mm_srli_si128(self.0[1].x, 8);
+ let d = _mm_slli_si128(self.0[1].x, 8);
+ let da = _mm_or_si128(d, a);
+ let bc = _mm_or_si128(b, c);
+ x2::new([u64x2_sse2::new(bc), u64x2_sse2::new(da)])
+ }
+ }
+}
+
+impl<S3, S4, NI> UnsafeFrom<[u64; 2]> for u64x2_sse2<S3, S4, NI> {
+ #[inline(always)]
+ unsafe fn unsafe_from(xs: [u64; 2]) -> Self {
+ Self::new(_mm_set_epi64x(xs[1] as i64, xs[0] as i64))
+ }
+}
+
+impl<S3, NI> Vec2<u64> for u64x2_sse2<S3, YesS4, NI> {
+ #[inline(always)]
+ fn extract(self, i: u32) -> u64 {
+ unsafe {
+ match i {
+ 0 => _mm_cvtsi128_si64(self.x) as u64,
+ 1 => _mm_extract_epi64(self.x, 1) as u64,
+ _ => unreachable!(),
+ }
+ }
+ }
+ #[inline(always)]
+ fn insert(self, x: u64, i: u32) -> Self {
+ Self::new(unsafe {
+ match i {
+ 0 => _mm_insert_epi64(self.x, x as i64, 0),
+ 1 => _mm_insert_epi64(self.x, x as i64, 1),
+ _ => unreachable!(),
+ }
+ })
+ }
+}
+impl<S3, NI> Vec2<u64> for u64x2_sse2<S3, NoS4, NI> {
+ #[inline(always)]
+ fn extract(self, i: u32) -> u64 {
+ unsafe {
+ match i {
+ 0 => _mm_cvtsi128_si64(self.x) as u64,
+ 1 => _mm_cvtsi128_si64(_mm_shuffle_epi32(self.x, 0b11101110)) as u64,
+ _ => unreachable!(),
+ }
+ }
+ }
+ #[inline(always)]
+ fn insert(self, x: u64, i: u32) -> Self {
+ Self::new(unsafe {
+ match i {
+ 0 => _mm_or_si128(
+ _mm_andnot_si128(_mm_cvtsi64_si128(-1), self.x),
+ _mm_cvtsi64_si128(x as i64),
+ ),
+ 1 => _mm_or_si128(
+ _mm_move_epi64(self.x),
+ _mm_slli_si128(_mm_cvtsi64_si128(x as i64), 8),
+ ),
+ _ => unreachable!(),
+ }
+ })
+ }
+}
+
+impl<S4, NI> BSwap for u32x4_sse2<YesS3, S4, NI> {
+ #[inline(always)]
+ fn bswap(self) -> Self {
+ Self::new(unsafe {
+ let k = _mm_set_epi64x(0x0c0d_0e0f_0809_0a0b, 0x0405_0607_0001_0203);
+ _mm_shuffle_epi8(self.x, k)
+ })
+ }
+}
+#[inline(always)]
+fn bswap32_s2(x: __m128i) -> __m128i {
+ unsafe {
+ let mut y = _mm_unpacklo_epi8(x, _mm_setzero_si128());
+ y = _mm_shufflehi_epi16(y, 0b0001_1011);
+ y = _mm_shufflelo_epi16(y, 0b0001_1011);
+ let mut z = _mm_unpackhi_epi8(x, _mm_setzero_si128());
+ z = _mm_shufflehi_epi16(z, 0b0001_1011);
+ z = _mm_shufflelo_epi16(z, 0b0001_1011);
+ _mm_packus_epi16(y, z)
+ }
+}
+impl<S4, NI> BSwap for u32x4_sse2<NoS3, S4, NI> {
+ #[inline(always)]
+ fn bswap(self) -> Self {
+ Self::new(bswap32_s2(self.x))
+ }
+}
+
+impl<S4, NI> BSwap for u64x2_sse2<YesS3, S4, NI> {
+ #[inline(always)]
+ fn bswap(self) -> Self {
+ Self::new(unsafe {
+ let k = _mm_set_epi64x(0x0809_0a0b_0c0d_0e0f, 0x0001_0203_0405_0607);
+ _mm_shuffle_epi8(self.x, k)
+ })
+ }
+}
+impl<S4, NI> BSwap for u64x2_sse2<NoS3, S4, NI> {
+ #[inline(always)]
+ fn bswap(self) -> Self {
+ Self::new(unsafe { bswap32_s2(_mm_shuffle_epi32(self.x, 0b1011_0001)) })
+ }
+}
+
+impl<S4, NI> BSwap for u128x1_sse2<YesS3, S4, NI> {
+ #[inline(always)]
+ fn bswap(self) -> Self {
+ Self::new(unsafe {
+ let k = _mm_set_epi64x(0x0f0e_0d0c_0b0a_0908, 0x0706_0504_0302_0100);
+ _mm_shuffle_epi8(self.x, k)
+ })
+ }
+}
+impl<S4, NI> BSwap for u128x1_sse2<NoS3, S4, NI> {
+ #[inline(always)]
+ fn bswap(self) -> Self {
+ unimplemented!()
+ }
+}
+
+macro_rules! swapi {
+ ($x:expr, $i:expr, $k:expr) => {
+ unsafe {
+ const K: u8 = $k;
+ let k = _mm_set1_epi8(K as i8);
+ u128x1_sse2::new(_mm_or_si128(
+ _mm_srli_epi16(_mm_and_si128($x.x, k), $i),
+ _mm_and_si128(_mm_slli_epi16($x.x, $i), k),
+ ))
+ }
+ };
+}
+#[inline(always)]
+fn swap16_s2(x: __m128i) -> __m128i {
+ unsafe { _mm_shufflehi_epi16(_mm_shufflelo_epi16(x, 0b1011_0001), 0b1011_0001) }
+}
+impl<S4, NI> Swap64 for u128x1_sse2<YesS3, S4, NI> {
+ #[inline(always)]
+ fn swap1(self) -> Self {
+ swapi!(self, 1, 0xaa)
+ }
+ #[inline(always)]
+ fn swap2(self) -> Self {
+ swapi!(self, 2, 0xcc)
+ }
+ #[inline(always)]
+ fn swap4(self) -> Self {
+ swapi!(self, 4, 0xf0)
+ }
+ #[inline(always)]
+ fn swap8(self) -> Self {
+ u128x1_sse2::new(unsafe {
+ let k = _mm_set_epi64x(0x0e0f_0c0d_0a0b_0809, 0x0607_0405_0203_0001);
+ _mm_shuffle_epi8(self.x, k)
+ })
+ }
+ #[inline(always)]
+ fn swap16(self) -> Self {
+ u128x1_sse2::new(unsafe {
+ let k = _mm_set_epi64x(0x0d0c_0f0e_0908_0b0a, 0x0504_0706_0100_0302);
+ _mm_shuffle_epi8(self.x, k)
+ })
+ }
+ #[inline(always)]
+ fn swap32(self) -> Self {
+ u128x1_sse2::new(unsafe { _mm_shuffle_epi32(self.x, 0b1011_0001) })
+ }
+ #[inline(always)]
+ fn swap64(self) -> Self {
+ u128x1_sse2::new(unsafe { _mm_shuffle_epi32(self.x, 0b0100_1110) })
+ }
+}
+impl<S4, NI> Swap64 for u128x1_sse2<NoS3, S4, NI> {
+ #[inline(always)]
+ fn swap1(self) -> Self {
+ swapi!(self, 1, 0xaa)
+ }
+ #[inline(always)]
+ fn swap2(self) -> Self {
+ swapi!(self, 2, 0xcc)
+ }
+ #[inline(always)]
+ fn swap4(self) -> Self {
+ swapi!(self, 4, 0xf0)
+ }
+ #[inline(always)]
+ fn swap8(self) -> Self {
+ u128x1_sse2::new(unsafe {
+ _mm_or_si128(_mm_slli_epi16(self.x, 8), _mm_srli_epi16(self.x, 8))
+ })
+ }
+ #[inline(always)]
+ fn swap16(self) -> Self {
+ u128x1_sse2::new(swap16_s2(self.x))
+ }
+ #[inline(always)]
+ fn swap32(self) -> Self {
+ u128x1_sse2::new(unsafe { _mm_shuffle_epi32(self.x, 0b1011_0001) })
+ }
+ #[inline(always)]
+ fn swap64(self) -> Self {
+ u128x1_sse2::new(unsafe { _mm_shuffle_epi32(self.x, 0b0100_1110) })
+ }
+}
+
+#[derive(Copy, Clone)]
+pub struct G0;
+#[derive(Copy, Clone)]
+pub struct G1;
+
+#[allow(non_camel_case_types)]
+pub type u32x4x2_sse2<S3, S4, NI> = x2<u32x4_sse2<S3, S4, NI>, G0>;
+#[allow(non_camel_case_types)]
+pub type u64x2x2_sse2<S3, S4, NI> = x2<u64x2_sse2<S3, S4, NI>, G0>;
+#[allow(non_camel_case_types)]
+pub type u64x4_sse2<S3, S4, NI> = x2<u64x2_sse2<S3, S4, NI>, G1>;
+#[allow(non_camel_case_types)]
+pub type u128x2_sse2<S3, S4, NI> = x2<u128x1_sse2<S3, S4, NI>, G0>;
+
+#[allow(non_camel_case_types)]
+pub type u32x4x4_sse2<S3, S4, NI> = x4<u32x4_sse2<S3, S4, NI>>;
+#[allow(non_camel_case_types)]
+pub type u64x2x4_sse2<S3, S4, NI> = x4<u64x2_sse2<S3, S4, NI>>;
+#[allow(non_camel_case_types)]
+pub type u128x4_sse2<S3, S4, NI> = x4<u128x1_sse2<S3, S4, NI>>;
+
+impl<S3, S4, NI> Vector<[u32; 16]> for u32x4x4_sse2<S3, S4, NI> {
+ #[inline(always)]
+ fn to_scalars(self) -> [u32; 16] {
+ unsafe { core::mem::transmute(self) }
+ }
+}
+
+impl<S3: Copy, S4: Copy, NI: Copy> u32x4x2<Machine86<S3, S4, NI>> for u32x4x2_sse2<S3, S4, NI>
+where
+ u32x4_sse2<S3, S4, NI>: RotateEachWord32 + BSwap,
+ Machine86<S3, S4, NI>: Machine,
+ u32x4x2_sse2<S3, S4, NI>: MultiLane<[<Machine86<S3, S4, NI> as Machine>::u32x4; 2]>,
+ u32x4x2_sse2<S3, S4, NI>: Vec2<<Machine86<S3, S4, NI> as Machine>::u32x4>,
+{
+}
+impl<S3: Copy, S4: Copy, NI: Copy> u64x2x2<Machine86<S3, S4, NI>> for u64x2x2_sse2<S3, S4, NI>
+where
+ u64x2_sse2<S3, S4, NI>: RotateEachWord64 + RotateEachWord32 + BSwap,
+ Machine86<S3, S4, NI>: Machine,
+ u64x2x2_sse2<S3, S4, NI>: MultiLane<[<Machine86<S3, S4, NI> as Machine>::u64x2; 2]>,
+ u64x2x2_sse2<S3, S4, NI>: Vec2<<Machine86<S3, S4, NI> as Machine>::u64x2>,
+{
+}
+impl<S3: Copy, S4: Copy, NI: Copy> u64x4<Machine86<S3, S4, NI>> for u64x4_sse2<S3, S4, NI>
+where
+ u64x2_sse2<S3, S4, NI>: RotateEachWord64 + RotateEachWord32 + BSwap,
+ Machine86<S3, S4, NI>: Machine,
+ u64x4_sse2<S3, S4, NI>: MultiLane<[u64; 4]> + Vec4<u64> + Words4,
+{
+}
+impl<S3: Copy, S4: Copy, NI: Copy> u128x2<Machine86<S3, S4, NI>> for u128x2_sse2<S3, S4, NI>
+where
+ u128x1_sse2<S3, S4, NI>: Swap64 + BSwap,
+ Machine86<S3, S4, NI>: Machine,
+ u128x2_sse2<S3, S4, NI>: MultiLane<[<Machine86<S3, S4, NI> as Machine>::u128x1; 2]>,
+ u128x2_sse2<S3, S4, NI>: Vec2<<Machine86<S3, S4, NI> as Machine>::u128x1>,
+ u128x2_sse2<S3, S4, NI>: Into<<Machine86<S3, S4, NI> as Machine>::u32x4x2>,
+ u128x2_sse2<S3, S4, NI>: Into<<Machine86<S3, S4, NI> as Machine>::u64x2x2>,
+ u128x2_sse2<S3, S4, NI>: Into<<Machine86<S3, S4, NI> as Machine>::u64x4>,
+{
+}
+
+impl<NI: Copy> u32x4x2<Avx2Machine<NI>> for u32x4x2_sse2<YesS3, YesS4, NI>
+where
+ u32x4_sse2<YesS3, YesS4, NI>: RotateEachWord32 + BSwap,
+ Avx2Machine<NI>: Machine,
+ u32x4x2_sse2<YesS3, YesS4, NI>: MultiLane<[<Avx2Machine<NI> as Machine>::u32x4; 2]>,
+ u32x4x2_sse2<YesS3, YesS4, NI>: Vec2<<Avx2Machine<NI> as Machine>::u32x4>,
+{
+}
+impl<NI: Copy> u64x2x2<Avx2Machine<NI>> for u64x2x2_sse2<YesS3, YesS4, NI>
+where
+ u64x2_sse2<YesS3, YesS4, NI>: RotateEachWord64 + RotateEachWord32 + BSwap,
+ Avx2Machine<NI>: Machine,
+ u64x2x2_sse2<YesS3, YesS4, NI>: MultiLane<[<Avx2Machine<NI> as Machine>::u64x2; 2]>,
+ u64x2x2_sse2<YesS3, YesS4, NI>: Vec2<<Avx2Machine<NI> as Machine>::u64x2>,
+{
+}
+impl<NI: Copy> u64x4<Avx2Machine<NI>> for u64x4_sse2<YesS3, YesS4, NI>
+where
+ u64x2_sse2<YesS3, YesS4, NI>: RotateEachWord64 + RotateEachWord32 + BSwap,
+ Avx2Machine<NI>: Machine,
+ u64x4_sse2<YesS3, YesS4, NI>: MultiLane<[u64; 4]> + Vec4<u64> + Words4,
+{
+}
+impl<NI: Copy> u128x2<Avx2Machine<NI>> for u128x2_sse2<YesS3, YesS4, NI>
+where
+ u128x1_sse2<YesS3, YesS4, NI>: Swap64 + BSwap,
+ Avx2Machine<NI>: Machine,
+ u128x2_sse2<YesS3, YesS4, NI>: MultiLane<[<Avx2Machine<NI> as Machine>::u128x1; 2]>,
+ u128x2_sse2<YesS3, YesS4, NI>: Vec2<<Avx2Machine<NI> as Machine>::u128x1>,
+ u128x2_sse2<YesS3, YesS4, NI>: Into<<Avx2Machine<NI> as Machine>::u32x4x2>,
+ u128x2_sse2<YesS3, YesS4, NI>: Into<<Avx2Machine<NI> as Machine>::u64x2x2>,
+ u128x2_sse2<YesS3, YesS4, NI>: Into<<Avx2Machine<NI> as Machine>::u64x4>,
+{
+}
+
+impl<S3, S4, NI> Vec4<u64> for u64x4_sse2<S3, S4, NI>
+where
+ u64x2_sse2<S3, S4, NI>: Copy + Vec2<u64>,
+{
+ #[inline(always)]
+ fn extract(self, i: u32) -> u64 {
+ match i {
+ 0 => self.0[0].extract(0),
+ 1 => self.0[0].extract(1),
+ 2 => self.0[1].extract(0),
+ 3 => self.0[1].extract(1),
+ _ => panic!(),
+ }
+ }
+ #[inline(always)]
+ fn insert(mut self, w: u64, i: u32) -> Self {
+ match i {
+ 0 => self.0[0] = self.0[0].insert(w, 0),
+ 1 => self.0[0] = self.0[0].insert(w, 1),
+ 2 => self.0[1] = self.0[1].insert(w, 0),
+ 3 => self.0[1] = self.0[1].insert(w, 1),
+ _ => panic!(),
+ };
+ self
+ }
+}
+
+impl<S3: Copy, S4: Copy, NI: Copy> u32x4x4<Machine86<S3, S4, NI>> for u32x4x4_sse2<S3, S4, NI>
+where
+ u32x4_sse2<S3, S4, NI>: RotateEachWord32 + BSwap,
+ Machine86<S3, S4, NI>: Machine,
+ u32x4x4_sse2<S3, S4, NI>: MultiLane<[<Machine86<S3, S4, NI> as Machine>::u32x4; 4]>,
+ u32x4x4_sse2<S3, S4, NI>: Vec4<<Machine86<S3, S4, NI> as Machine>::u32x4>,
+ u32x4x4_sse2<S3, S4, NI>: Vec4Ext<<Machine86<S3, S4, NI> as Machine>::u32x4>,
+ u32x4x4_sse2<S3, S4, NI>: Vector<[u32; 16]>,
+{
+}
+impl<S3: Copy, S4: Copy, NI: Copy> u64x2x4<Machine86<S3, S4, NI>> for u64x2x4_sse2<S3, S4, NI>
+where
+ u64x2_sse2<S3, S4, NI>: RotateEachWord64 + RotateEachWord32 + BSwap,
+ Machine86<S3, S4, NI>: Machine,
+ u64x2x4_sse2<S3, S4, NI>: MultiLane<[<Machine86<S3, S4, NI> as Machine>::u64x2; 4]>,
+ u64x2x4_sse2<S3, S4, NI>: Vec4<<Machine86<S3, S4, NI> as Machine>::u64x2>,
+{
+}
+impl<S3: Copy, S4: Copy, NI: Copy> u128x4<Machine86<S3, S4, NI>> for u128x4_sse2<S3, S4, NI>
+where
+ u128x1_sse2<S3, S4, NI>: Swap64 + BSwap,
+ Machine86<S3, S4, NI>: Machine,
+ u128x4_sse2<S3, S4, NI>: MultiLane<[<Machine86<S3, S4, NI> as Machine>::u128x1; 4]>,
+ u128x4_sse2<S3, S4, NI>: Vec4<<Machine86<S3, S4, NI> as Machine>::u128x1>,
+ u128x4_sse2<S3, S4, NI>: Into<<Machine86<S3, S4, NI> as Machine>::u32x4x4>,
+ u128x4_sse2<S3, S4, NI>: Into<<Machine86<S3, S4, NI> as Machine>::u64x2x4>,
+{
+}
+
+impl<NI: Copy> u64x2x4<Avx2Machine<NI>> for u64x2x4_sse2<YesS3, YesS4, NI>
+where
+ u64x2_sse2<YesS3, YesS4, NI>: RotateEachWord64 + RotateEachWord32 + BSwap,
+ Avx2Machine<NI>: Machine,
+ u64x2x4_sse2<YesS3, YesS4, NI>: MultiLane<[<Avx2Machine<NI> as Machine>::u64x2; 4]>,
+ u64x2x4_sse2<YesS3, YesS4, NI>: Vec4<<Avx2Machine<NI> as Machine>::u64x2>,
+{
+}
+impl<NI: Copy> u128x4<Avx2Machine<NI>> for u128x4_sse2<YesS3, YesS4, NI>
+where
+ u128x1_sse2<YesS3, YesS4, NI>: Swap64 + BSwap,
+ Avx2Machine<NI>: Machine,
+ u128x4_sse2<YesS3, YesS4, NI>: MultiLane<[<Avx2Machine<NI> as Machine>::u128x1; 4]>,
+ u128x4_sse2<YesS3, YesS4, NI>: Vec4<<Avx2Machine<NI> as Machine>::u128x1>,
+ u128x4_sse2<YesS3, YesS4, NI>: Into<<Avx2Machine<NI> as Machine>::u32x4x4>,
+ u128x4_sse2<YesS3, YesS4, NI>: Into<<Avx2Machine<NI> as Machine>::u64x2x4>,
+{
+}
+
+macro_rules! impl_into_x {
+ ($from:ident, $to:ident) => {
+ impl<S3: Copy, S4: Copy, NI: Copy, Gf, Gt> From<x2<$from<S3, S4, NI>, Gf>>
+ for x2<$to<S3, S4, NI>, Gt>
+ {
+ #[inline(always)]
+ fn from(x: x2<$from<S3, S4, NI>, Gf>) -> Self {
+ x2::new([$to::from(x.0[0]), $to::from(x.0[1])])
+ }
+ }
+ impl<S3: Copy, S4: Copy, NI: Copy> From<x4<$from<S3, S4, NI>>> for x4<$to<S3, S4, NI>> {
+ #[inline(always)]
+ fn from(x: x4<$from<S3, S4, NI>>) -> Self {
+ x4::new([
+ $to::from(x.0[0]),
+ $to::from(x.0[1]),
+ $to::from(x.0[2]),
+ $to::from(x.0[3]),
+ ])
+ }
+ }
+ };
+}
+impl_into_x!(u128x1_sse2, u64x2_sse2);
+impl_into_x!(u128x1_sse2, u32x4_sse2);
+
+///// Debugging
+
+use core::fmt::{Debug, Formatter, Result};
+
+impl<W: PartialEq, G> PartialEq for x2<W, G> {
+ #[inline(always)]
+ fn eq(&self, rhs: &Self) -> bool {
+ self.0[0] == rhs.0[0] && self.0[1] == rhs.0[1]
+ }
+}
+
+#[allow(unused)]
+#[inline(always)]
+unsafe fn eq128_s4(x: __m128i, y: __m128i) -> bool {
+ let q = _mm_shuffle_epi32(_mm_cmpeq_epi64(x, y), 0b1100_0110);
+ _mm_cvtsi128_si64(q) == -1
+}
+
+#[inline(always)]
+unsafe fn eq128_s2(x: __m128i, y: __m128i) -> bool {
+ let q = _mm_cmpeq_epi32(x, y);
+ let p = _mm_cvtsi128_si64(_mm_srli_si128(q, 8));
+ let q = _mm_cvtsi128_si64(q);
+ (p & q) == -1
+}
+
+impl<S3, S4, NI> PartialEq for u32x4_sse2<S3, S4, NI> {
+ #[inline(always)]
+ fn eq(&self, rhs: &Self) -> bool {
+ unsafe { eq128_s2(self.x, rhs.x) }
+ }
+}
+impl<S3, S4, NI> Debug for u32x4_sse2<S3, S4, NI>
+where
+ Self: Copy + MultiLane<[u32; 4]>,
+{
+ #[cold]
+ fn fmt(&self, fmt: &mut Formatter) -> Result {
+ fmt.write_fmt(format_args!("{:08x?}", &self.to_lanes()))
+ }
+}
+
+impl<S3, S4, NI> PartialEq for u64x2_sse2<S3, S4, NI> {
+ #[inline(always)]
+ fn eq(&self, rhs: &Self) -> bool {
+ unsafe { eq128_s2(self.x, rhs.x) }
+ }
+}
+impl<S3, S4, NI> Debug for u64x2_sse2<S3, S4, NI>
+where
+ Self: Copy + MultiLane<[u64; 2]>,
+{
+ #[cold]
+ fn fmt(&self, fmt: &mut Formatter) -> Result {
+ fmt.write_fmt(format_args!("{:016x?}", &self.to_lanes()))
+ }
+}
+
+impl<S3, S4, NI> Debug for u64x4_sse2<S3, S4, NI>
+where
+ u64x2_sse2<S3, S4, NI>: Copy + MultiLane<[u64; 2]>,
+{
+ #[cold]
+ fn fmt(&self, fmt: &mut Formatter) -> Result {
+ let (a, b) = (self.0[0].to_lanes(), self.0[1].to_lanes());
+ fmt.write_fmt(format_args!("{:016x?}", &[a[0], a[1], b[0], b[1]]))
+ }
+}
+
+#[cfg(test)]
+#[cfg(target_arch = "x86_64")]
+mod test {
+ use super::*;
+ use crate::x86_64::{SSE2, SSE41, SSSE3};
+ use crate::Machine;
+
+ #[test]
+ #[cfg_attr(not(target_feature = "ssse3"), ignore)]
+ fn test_bswap32_s2_vs_s3() {
+ let xs = [0x0f0e_0d0c, 0x0b0a_0908, 0x0706_0504, 0x0302_0100];
+ let ys = [0x0c0d_0e0f, 0x0809_0a0b, 0x0405_0607, 0x0001_0203];
+
+ let s2 = unsafe { SSE2::instance() };
+ let s3 = unsafe { SSSE3::instance() };
+
+ let x_s2 = {
+ let x_s2: <SSE2 as Machine>::u32x4 = s2.vec(xs);
+ x_s2.bswap()
+ };
+
+ let x_s3 = {
+ let x_s3: <SSSE3 as Machine>::u32x4 = s3.vec(xs);
+ x_s3.bswap()
+ };
+
+ assert_eq!(x_s2, unsafe { core::mem::transmute(x_s3) });
+ assert_eq!(x_s2, s2.vec(ys));
+ }
+
+ #[test]
+ #[cfg_attr(not(target_feature = "ssse3"), ignore)]
+ fn test_bswap64_s2_vs_s3() {
+ let xs = [0x0f0e_0d0c_0b0a_0908, 0x0706_0504_0302_0100];
+ let ys = [0x0809_0a0b_0c0d_0e0f, 0x0001_0203_0405_0607];
+
+ let s2 = unsafe { SSE2::instance() };
+ let s3 = unsafe { SSSE3::instance() };
+
+ let x_s2 = {
+ let x_s2: <SSE2 as Machine>::u64x2 = s2.vec(xs);
+ x_s2.bswap()
+ };
+
+ let x_s3 = {
+ let x_s3: <SSSE3 as Machine>::u64x2 = s3.vec(xs);
+ x_s3.bswap()
+ };
+
+ assert_eq!(x_s2, s2.vec(ys));
+ assert_eq!(x_s3, unsafe { core::mem::transmute(x_s3) });
+ }
+
+ #[test]
+ #[cfg_attr(not(target_feature = "ssse3"), ignore)]
+ fn test_shuffle32_s2_vs_s3() {
+ let xs = [0x0, 0x1, 0x2, 0x3];
+ let ys = [0x2, 0x3, 0x0, 0x1];
+ let zs = [0x1, 0x2, 0x3, 0x0];
+
+ let s2 = unsafe { SSE2::instance() };
+ let s3 = unsafe { SSSE3::instance() };
+
+ let x_s2 = {
+ let x_s2: <SSE2 as Machine>::u32x4 = s2.vec(xs);
+ x_s2.shuffle2301()
+ };
+ let x_s3 = {
+ let x_s3: <SSSE3 as Machine>::u32x4 = s3.vec(xs);
+ x_s3.shuffle2301()
+ };
+ assert_eq!(x_s2, s2.vec(ys));
+ assert_eq!(x_s3, unsafe { core::mem::transmute(x_s3) });
+
+ let x_s2 = {
+ let x_s2: <SSE2 as Machine>::u32x4 = s2.vec(xs);
+ x_s2.shuffle3012()
+ };
+ let x_s3 = {
+ let x_s3: <SSSE3 as Machine>::u32x4 = s3.vec(xs);
+ x_s3.shuffle3012()
+ };
+ assert_eq!(x_s2, s2.vec(zs));
+ assert_eq!(x_s3, unsafe { core::mem::transmute(x_s3) });
+
+ let x_s2 = x_s2.shuffle1230();
+ let x_s3 = x_s3.shuffle1230();
+ assert_eq!(x_s2, s2.vec(xs));
+ assert_eq!(x_s3, unsafe { core::mem::transmute(x_s3) });
+ }
+
+ #[test]
+ #[cfg_attr(not(target_feature = "ssse3"), ignore)]
+ fn test_shuffle64_s2_vs_s3() {
+ let xs = [0x0, 0x1, 0x2, 0x3];
+ let ys = [0x2, 0x3, 0x0, 0x1];
+ let zs = [0x1, 0x2, 0x3, 0x0];
+
+ let s2 = unsafe { SSE2::instance() };
+ let s3 = unsafe { SSSE3::instance() };
+
+ let x_s2 = {
+ let x_s2: <SSE2 as Machine>::u64x4 = s2.vec(xs);
+ x_s2.shuffle2301()
+ };
+ let x_s3 = {
+ let x_s3: <SSSE3 as Machine>::u64x4 = s3.vec(xs);
+ x_s3.shuffle2301()
+ };
+ assert_eq!(x_s2, s2.vec(ys));
+ assert_eq!(x_s3, unsafe { core::mem::transmute(x_s3) });
+
+ let x_s2 = {
+ let x_s2: <SSE2 as Machine>::u64x4 = s2.vec(xs);
+ x_s2.shuffle3012()
+ };
+ let x_s3 = {
+ let x_s3: <SSSE3 as Machine>::u64x4 = s3.vec(xs);
+ x_s3.shuffle3012()
+ };
+ assert_eq!(x_s2, s2.vec(zs));
+ assert_eq!(x_s3, unsafe { core::mem::transmute(x_s3) });
+
+ let x_s2 = x_s2.shuffle1230();
+ let x_s3 = x_s3.shuffle1230();
+ assert_eq!(x_s2, s2.vec(xs));
+ assert_eq!(x_s3, unsafe { core::mem::transmute(x_s3) });
+ }
+
+ #[cfg_attr(not(all(target_feature = "ssse3", target_feature = "sse4.1")), ignore)]
+ #[test]
+ fn test_lanes_u32x4() {
+ let xs = [0x1, 0x2, 0x3, 0x4];
+
+ let s2 = unsafe { SSE2::instance() };
+ let s3 = unsafe { SSSE3::instance() };
+ let s4 = unsafe { SSE41::instance() };
+
+ {
+ let x_s2: <SSE2 as Machine>::u32x4 = s2.vec(xs);
+ let y_s2 = <SSE2 as Machine>::u32x4::from_lanes(xs);
+ assert_eq!(x_s2, y_s2);
+ assert_eq!(xs, y_s2.to_lanes());
+ }
+
+ {
+ let x_s3: <SSSE3 as Machine>::u32x4 = s3.vec(xs);
+ let y_s3 = <SSSE3 as Machine>::u32x4::from_lanes(xs);
+ assert_eq!(x_s3, y_s3);
+ assert_eq!(xs, y_s3.to_lanes());
+ }
+
+ {
+ let x_s4: <SSE41 as Machine>::u32x4 = s4.vec(xs);
+ let y_s4 = <SSE41 as Machine>::u32x4::from_lanes(xs);
+ assert_eq!(x_s4, y_s4);
+ assert_eq!(xs, y_s4.to_lanes());
+ }
+ }
+
+ #[test]
+ #[cfg_attr(not(all(target_feature = "ssse3", target_feature = "sse4.1")), ignore)]
+ fn test_lanes_u64x2() {
+ let xs = [0x1, 0x2];
+
+ let s2 = unsafe { SSE2::instance() };
+ let s3 = unsafe { SSSE3::instance() };
+ let s4 = unsafe { SSE41::instance() };
+
+ {
+ let x_s2: <SSE2 as Machine>::u64x2 = s2.vec(xs);
+ let y_s2 = <SSE2 as Machine>::u64x2::from_lanes(xs);
+ assert_eq!(x_s2, y_s2);
+ assert_eq!(xs, y_s2.to_lanes());
+ }
+
+ {
+ let x_s3: <SSSE3 as Machine>::u64x2 = s3.vec(xs);
+ let y_s3 = <SSSE3 as Machine>::u64x2::from_lanes(xs);
+ assert_eq!(x_s3, y_s3);
+ assert_eq!(xs, y_s3.to_lanes());
+ }
+
+ {
+ let x_s4: <SSE41 as Machine>::u64x2 = s4.vec(xs);
+ let y_s4 = <SSE41 as Machine>::u64x2::from_lanes(xs);
+ assert_eq!(x_s4, y_s4);
+ assert_eq!(xs, y_s4.to_lanes());
+ }
+ }
+
+ #[test]
+ fn test_vec4_u32x4_s2() {
+ let xs = [1, 2, 3, 4];
+ let s2 = unsafe { SSE2::instance() };
+ let x_s2: <SSE2 as Machine>::u32x4 = s2.vec(xs);
+ assert_eq!(x_s2.extract(0), 1);
+ assert_eq!(x_s2.extract(1), 2);
+ assert_eq!(x_s2.extract(2), 3);
+ assert_eq!(x_s2.extract(3), 4);
+ assert_eq!(x_s2.insert(0xf, 0), s2.vec([0xf, 2, 3, 4]));
+ assert_eq!(x_s2.insert(0xf, 1), s2.vec([1, 0xf, 3, 4]));
+ assert_eq!(x_s2.insert(0xf, 2), s2.vec([1, 2, 0xf, 4]));
+ assert_eq!(x_s2.insert(0xf, 3), s2.vec([1, 2, 3, 0xf]));
+ }
+
+ #[test]
+ #[cfg_attr(not(all(target_feature = "ssse3", target_feature = "sse4.1")), ignore)]
+ fn test_vec4_u32x4_s4() {
+ let xs = [1, 2, 3, 4];
+ let s4 = unsafe { SSE41::instance() };
+ let x_s4: <SSE41 as Machine>::u32x4 = s4.vec(xs);
+ assert_eq!(x_s4.extract(0), 1);
+ assert_eq!(x_s4.extract(1), 2);
+ assert_eq!(x_s4.extract(2), 3);
+ assert_eq!(x_s4.extract(3), 4);
+ assert_eq!(x_s4.insert(0xf, 0), s4.vec([0xf, 2, 3, 4]));
+ assert_eq!(x_s4.insert(0xf, 1), s4.vec([1, 0xf, 3, 4]));
+ assert_eq!(x_s4.insert(0xf, 2), s4.vec([1, 2, 0xf, 4]));
+ assert_eq!(x_s4.insert(0xf, 3), s4.vec([1, 2, 3, 0xf]));
+ }
+
+ #[test]
+ fn test_vec2_u64x2_s2() {
+ let xs = [0x1, 0x2];
+ let s2 = unsafe { SSE2::instance() };
+ let x_s2: <SSE2 as Machine>::u64x2 = s2.vec(xs);
+ assert_eq!(x_s2.extract(0), 1);
+ assert_eq!(x_s2.extract(1), 2);
+ assert_eq!(x_s2.insert(0xf, 0), s2.vec([0xf, 2]));
+ assert_eq!(x_s2.insert(0xf, 1), s2.vec([1, 0xf]));
+ }
+
+ #[test]
+ #[cfg_attr(not(all(target_feature = "ssse3", target_feature = "sse4.1")), ignore)]
+ fn test_vec4_u64x2_s4() {
+ let xs = [0x1, 0x2];
+ let s4 = unsafe { SSE41::instance() };
+ let x_s4: <SSE41 as Machine>::u64x2 = s4.vec(xs);
+ assert_eq!(x_s4.extract(0), 1);
+ assert_eq!(x_s4.extract(1), 2);
+ assert_eq!(x_s4.insert(0xf, 0), s4.vec([0xf, 2]));
+ assert_eq!(x_s4.insert(0xf, 1), s4.vec([1, 0xf]));
+ }
+}
+
+pub mod avx2 {
+ #![allow(non_camel_case_types)]
+ use crate::soft::{x2, x4};
+ use crate::types::*;
+ use crate::x86_64::sse2::{u128x1_sse2, u32x4_sse2, G0};
+ use crate::x86_64::{vec256_storage, vec512_storage, Avx2Machine, YesS3, YesS4};
+ use core::arch::x86_64::*;
+ use core::marker::PhantomData;
+ use core::ops::*;
+
+ #[derive(Copy, Clone)]
+ pub struct u32x4x2_avx2<NI> {
+ x: __m256i,
+ ni: PhantomData<NI>,
+ }
+
+ impl<NI> u32x4x2_avx2<NI> {
+ #[inline(always)]
+ fn new(x: __m256i) -> Self {
+ Self { x, ni: PhantomData }
+ }
+ }
+
+ impl<NI> u32x4x2<Avx2Machine<NI>> for u32x4x2_avx2<NI> where NI: Copy {}
+ impl<NI> Store<vec256_storage> for u32x4x2_avx2<NI> {
+ #[inline(always)]
+ unsafe fn unpack(p: vec256_storage) -> Self {
+ Self::new(p.avx)
+ }
+ }
+ impl<NI> StoreBytes for u32x4x2_avx2<NI> {
+ #[inline(always)]
+ unsafe fn unsafe_read_le(input: &[u8]) -> Self {
+ assert_eq!(input.len(), 32);
+ Self::new(_mm256_loadu_si256(input.as_ptr() as *const _))
+ }
+ #[inline(always)]
+ unsafe fn unsafe_read_be(input: &[u8]) -> Self {
+ Self::unsafe_read_le(input).bswap()
+ }
+ #[inline(always)]
+ fn write_le(self, out: &mut [u8]) {
+ unsafe {
+ assert_eq!(out.len(), 32);
+ _mm256_storeu_si256(out.as_mut_ptr() as *mut _, self.x)
+ }
+ }
+ #[inline(always)]
+ fn write_be(self, out: &mut [u8]) {
+ self.bswap().write_le(out)
+ }
+ }
+ impl<NI> MultiLane<[u32x4_sse2<YesS3, YesS4, NI>; 2]> for u32x4x2_avx2<NI> {
+ #[inline(always)]
+ fn to_lanes(self) -> [u32x4_sse2<YesS3, YesS4, NI>; 2] {
+ unsafe {
+ [
+ u32x4_sse2::new(_mm256_extracti128_si256(self.x, 0)),
+ u32x4_sse2::new(_mm256_extracti128_si256(self.x, 1)),
+ ]
+ }
+ }
+ #[inline(always)]
+ fn from_lanes(x: [u32x4_sse2<YesS3, YesS4, NI>; 2]) -> Self {
+ Self::new(unsafe { _mm256_setr_m128i(x[0].x, x[1].x) })
+ }
+ }
+ impl<NI> Vec2<u32x4_sse2<YesS3, YesS4, NI>> for u32x4x2_avx2<NI> {
+ #[inline(always)]
+ fn extract(self, i: u32) -> u32x4_sse2<YesS3, YesS4, NI> {
+ unsafe {
+ match i {
+ 0 => u32x4_sse2::new(_mm256_extracti128_si256(self.x, 0)),
+ 1 => u32x4_sse2::new(_mm256_extracti128_si256(self.x, 1)),
+ _ => panic!(),
+ }
+ }
+ }
+ #[inline(always)]
+ fn insert(self, w: u32x4_sse2<YesS3, YesS4, NI>, i: u32) -> Self {
+ Self::new(unsafe {
+ match i {
+ 0 => _mm256_inserti128_si256(self.x, w.x, 0),
+ 1 => _mm256_inserti128_si256(self.x, w.x, 1),
+ _ => panic!(),
+ }
+ })
+ }
+ }
+ impl<NI> BitOps32 for u32x4x2_avx2<NI> where NI: Copy {}
+ impl<NI> ArithOps for u32x4x2_avx2<NI> where NI: Copy {}
+ macro_rules! shuf_lane_bytes {
+ ($name:ident, $k0:expr, $k1:expr) => {
+ #[inline(always)]
+ fn $name(self) -> Self {
+ Self::new(unsafe {
+ _mm256_shuffle_epi8(self.x, _mm256_set_epi64x($k0, $k1, $k0, $k1))
+ })
+ }
+ };
+ }
+ macro_rules! rotr_32 {
+ ($name:ident, $i:expr) => {
+ #[inline(always)]
+ fn $name(self) -> Self {
+ Self::new(unsafe {
+ _mm256_or_si256(
+ _mm256_srli_epi32(self.x, $i as i32),
+ _mm256_slli_epi32(self.x, 32 - $i as i32),
+ )
+ })
+ }
+ };
+ }
+ impl<NI: Copy> RotateEachWord32 for u32x4x2_avx2<NI> {
+ rotr_32!(rotate_each_word_right7, 7);
+ shuf_lane_bytes!(
+ rotate_each_word_right8,
+ 0x0c0f_0e0d_080b_0a09,
+ 0x0407_0605_0003_0201
+ );
+ rotr_32!(rotate_each_word_right11, 11);
+ rotr_32!(rotate_each_word_right12, 12);
+ shuf_lane_bytes!(
+ rotate_each_word_right16,
+ 0x0d0c_0f0e_0908_0b0a,
+ 0x0504_0706_0100_0302
+ );
+ rotr_32!(rotate_each_word_right20, 20);
+ shuf_lane_bytes!(
+ rotate_each_word_right24,
+ 0x0e0d_0c0f_0a09_080b,
+ 0x0605_0407_0201_0003
+ );
+ rotr_32!(rotate_each_word_right25, 25);
+ }
+ impl<NI> BitOps0 for u32x4x2_avx2<NI> where NI: Copy {}
+ impl<NI> From<u32x4x2_avx2<NI>> for vec256_storage {
+ #[inline(always)]
+ fn from(x: u32x4x2_avx2<NI>) -> Self {
+ Self { avx: x.x }
+ }
+ }
+
+ macro_rules! impl_assign {
+ ($vec:ident, $Assign:ident, $assign_fn:ident, $bin_fn:ident) => {
+ impl<NI> $Assign for $vec<NI>
+ where
+ NI: Copy,
+ {
+ #[inline(always)]
+ fn $assign_fn(&mut self, rhs: Self) {
+ *self = self.$bin_fn(rhs);
+ }
+ }
+ };
+ }
+ impl_assign!(u32x4x2_avx2, BitXorAssign, bitxor_assign, bitxor);
+ impl_assign!(u32x4x2_avx2, BitOrAssign, bitor_assign, bitor);
+ impl_assign!(u32x4x2_avx2, BitAndAssign, bitand_assign, bitand);
+ impl_assign!(u32x4x2_avx2, AddAssign, add_assign, add);
+
+ macro_rules! impl_bitop {
+ ($vec:ident, $Op:ident, $op_fn:ident, $impl_fn:ident) => {
+ impl<NI> $Op for $vec<NI> {
+ type Output = Self;
+ #[inline(always)]
+ fn $op_fn(self, rhs: Self) -> Self::Output {
+ Self::new(unsafe { $impl_fn(self.x, rhs.x) })
+ }
+ }
+ };
+ }
+ impl_bitop!(u32x4x2_avx2, BitXor, bitxor, _mm256_xor_si256);
+ impl_bitop!(u32x4x2_avx2, BitOr, bitor, _mm256_or_si256);
+ impl_bitop!(u32x4x2_avx2, BitAnd, bitand, _mm256_and_si256);
+ impl_bitop!(u32x4x2_avx2, AndNot, andnot, _mm256_andnot_si256);
+ impl_bitop!(u32x4x2_avx2, Add, add, _mm256_add_epi32);
+
+ impl<NI> Not for u32x4x2_avx2<NI> {
+ type Output = Self;
+ #[inline(always)]
+ fn not(self) -> Self::Output {
+ unsafe {
+ let f = _mm256_set1_epi8(-0x7f);
+ Self::new(f) ^ self
+ }
+ }
+ }
+
+ impl<NI> BSwap for u32x4x2_avx2<NI> {
+ shuf_lane_bytes!(bswap, 0x0c0d_0e0f_0809_0a0b, 0x0405_0607_0001_0203);
+ }
+
+ impl<NI> From<x2<u128x1_sse2<YesS3, YesS4, NI>, G0>> for u32x4x2_avx2<NI>
+ where
+ NI: Copy,
+ {
+ #[inline(always)]
+ fn from(x: x2<u128x1_sse2<YesS3, YesS4, NI>, G0>) -> Self {
+ Self::new(unsafe { _mm256_setr_m128i(x.0[0].x, x.0[1].x) })
+ }
+ }
+
+ impl<NI> LaneWords4 for u32x4x2_avx2<NI> {
+ #[inline(always)]
+ fn shuffle_lane_words1230(self) -> Self {
+ Self::new(unsafe { _mm256_shuffle_epi32(self.x, 0b1001_0011) })
+ }
+ #[inline(always)]
+ fn shuffle_lane_words2301(self) -> Self {
+ Self::new(unsafe { _mm256_shuffle_epi32(self.x, 0b0100_1110) })
+ }
+ #[inline(always)]
+ fn shuffle_lane_words3012(self) -> Self {
+ Self::new(unsafe { _mm256_shuffle_epi32(self.x, 0b0011_1001) })
+ }
+ }
+
+ ///////////////////////////////////////////////////////////////////////////////////////////
+
+ pub type u32x4x4_avx2<NI> = x2<u32x4x2_avx2<NI>, G0>;
+ impl<NI: Copy> u32x4x4<Avx2Machine<NI>> for u32x4x4_avx2<NI> {}
+
+ impl<NI: Copy> Store<vec512_storage> for u32x4x4_avx2<NI> {
+ #[inline(always)]
+ unsafe fn unpack(p: vec512_storage) -> Self {
+ Self::new([
+ u32x4x2_avx2::unpack(p.avx[0]),
+ u32x4x2_avx2::unpack(p.avx[1]),
+ ])
+ }
+ }
+ impl<NI: Copy> MultiLane<[u32x4_sse2<YesS3, YesS4, NI>; 4]> for u32x4x4_avx2<NI> {
+ #[inline(always)]
+ fn to_lanes(self) -> [u32x4_sse2<YesS3, YesS4, NI>; 4] {
+ let [a, b] = self.0[0].to_lanes();
+ let [c, d] = self.0[1].to_lanes();
+ [a, b, c, d]
+ }
+ #[inline(always)]
+ fn from_lanes(x: [u32x4_sse2<YesS3, YesS4, NI>; 4]) -> Self {
+ let ab = u32x4x2_avx2::from_lanes([x[0], x[1]]);
+ let cd = u32x4x2_avx2::from_lanes([x[2], x[3]]);
+ Self::new([ab, cd])
+ }
+ }
+ impl<NI: Copy> Vec4<u32x4_sse2<YesS3, YesS4, NI>> for u32x4x4_avx2<NI> {
+ #[inline(always)]
+ fn extract(self, i: u32) -> u32x4_sse2<YesS3, YesS4, NI> {
+ match i {
+ 0 => self.0[0].extract(0),
+ 1 => self.0[0].extract(1),
+ 2 => self.0[1].extract(0),
+ 3 => self.0[1].extract(1),
+ _ => panic!(),
+ }
+ }
+ #[inline(always)]
+ fn insert(self, w: u32x4_sse2<YesS3, YesS4, NI>, i: u32) -> Self {
+ Self::new(match i {
+ 0 | 1 => [self.0[0].insert(w, i), self.0[1]],
+ 2 | 3 => [self.0[0], self.0[1].insert(w, i - 2)],
+ _ => panic!(),
+ })
+ }
+ }
+ impl<NI: Copy> Vec4Ext<u32x4_sse2<YesS3, YesS4, NI>> for u32x4x4_avx2<NI> {
+ #[inline(always)]
+ fn transpose4(a: Self, b: Self, c: Self, d: Self) -> (Self, Self, Self, Self) {
+ /*
+ * a00:a01 a10:a11
+ * b00:b01 b10:b11
+ * c00:c01 c10:c11
+ * d00:d01 d10:d11
+ * =>
+ * a00:b00 c00:d00
+ * a01:b01 c01:d01
+ * a10:b10 c10:d10
+ * a11:b11 c11:d11
+ */
+ unsafe {
+ let ab00 = u32x4x2_avx2::new(_mm256_permute2x128_si256(a.0[0].x, b.0[0].x, 0x20));
+ let ab01 = u32x4x2_avx2::new(_mm256_permute2x128_si256(a.0[0].x, b.0[0].x, 0x31));
+ let ab10 = u32x4x2_avx2::new(_mm256_permute2x128_si256(a.0[1].x, b.0[1].x, 0x20));
+ let ab11 = u32x4x2_avx2::new(_mm256_permute2x128_si256(a.0[1].x, b.0[1].x, 0x31));
+ let cd00 = u32x4x2_avx2::new(_mm256_permute2x128_si256(c.0[0].x, d.0[0].x, 0x20));
+ let cd01 = u32x4x2_avx2::new(_mm256_permute2x128_si256(c.0[0].x, d.0[0].x, 0x31));
+ let cd10 = u32x4x2_avx2::new(_mm256_permute2x128_si256(c.0[1].x, d.0[1].x, 0x20));
+ let cd11 = u32x4x2_avx2::new(_mm256_permute2x128_si256(c.0[1].x, d.0[1].x, 0x31));
+ (
+ Self::new([ab00, cd00]),
+ Self::new([ab01, cd01]),
+ Self::new([ab10, cd10]),
+ Self::new([ab11, cd11]),
+ )
+ }
+ }
+ }
+ impl<NI: Copy> Vector<[u32; 16]> for u32x4x4_avx2<NI> {
+ #[inline(always)]
+ fn to_scalars(self) -> [u32; 16] {
+ unsafe { core::mem::transmute(self) }
+ }
+ }
+ impl<NI: Copy> From<u32x4x4_avx2<NI>> for vec512_storage {
+ #[inline(always)]
+ fn from(x: u32x4x4_avx2<NI>) -> Self {
+ Self {
+ avx: [
+ vec256_storage { avx: x.0[0].x },
+ vec256_storage { avx: x.0[1].x },
+ ],
+ }
+ }
+ }
+ impl<NI: Copy> From<x4<u128x1_sse2<YesS3, YesS4, NI>>> for u32x4x4_avx2<NI> {
+ #[inline(always)]
+ fn from(x: x4<u128x1_sse2<YesS3, YesS4, NI>>) -> Self {
+ Self::new(unsafe {
+ [
+ u32x4x2_avx2::new(_mm256_setr_m128i(x.0[0].x, x.0[1].x)),
+ u32x4x2_avx2::new(_mm256_setr_m128i(x.0[2].x, x.0[3].x)),
+ ]
+ })
+ }
+ }
+}