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,
};
use zerocopy::{transmute, AsBytes, FromBytes, FromZeroes};
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, FromBytes, AsBytes, FromZeroes)]
#[repr(transparent)]
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),
)
})
}
};
}
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);
}
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] {
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);
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, 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, 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, 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, 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, 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, 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, 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, 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::*;
use zerocopy::{transmute, AsBytes, FromBytes, FromZeroes};
#[derive(Copy, Clone, FromBytes, AsBytes, FromZeroes)]
#[repr(transparent)]
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) {
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] {
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)),
]
})
}
}
}