diff options
Diffstat (limited to 'vendor/fake-simd/src')
-rw-r--r-- | vendor/fake-simd/src/lib.rs | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/vendor/fake-simd/src/lib.rs b/vendor/fake-simd/src/lib.rs new file mode 100644 index 000000000..22c8727ed --- /dev/null +++ b/vendor/fake-simd/src/lib.rs @@ -0,0 +1,108 @@ +#![no_std] +use core::ops::{Add, BitAnd, BitOr, BitXor, Shl, Shr, Sub}; + +#[derive(Clone, Copy, PartialEq, Eq)] +#[allow(non_camel_case_types)] +pub struct u32x4(pub u32, pub u32, pub u32, pub u32); + +impl Add for u32x4 { + type Output = u32x4; + + #[inline(always)] + fn add(self, rhs: u32x4) -> u32x4 { + u32x4( + self.0.wrapping_add(rhs.0), + self.1.wrapping_add(rhs.1), + self.2.wrapping_add(rhs.2), + self.3.wrapping_add(rhs.3)) + } +} + +impl Sub for u32x4 { + type Output = u32x4; + + #[inline(always)] + fn sub(self, rhs: u32x4) -> u32x4 { + u32x4( + self.0.wrapping_sub(rhs.0), + self.1.wrapping_sub(rhs.1), + self.2.wrapping_sub(rhs.2), + self.3.wrapping_sub(rhs.3)) + } +} + +impl BitAnd for u32x4 { + type Output = u32x4; + + #[inline(always)] + fn bitand(self, rhs: u32x4) -> u32x4 { + u32x4(self.0 & rhs.0, self.1 & rhs.1, self.2 & rhs.2, self.3 & rhs.3) + } +} + +impl BitOr for u32x4 { + type Output = u32x4; + + #[inline(always)] + fn bitor(self, rhs: u32x4) -> u32x4 { + u32x4(self.0 | rhs.0, self.1 | rhs.1, self.2 | rhs.2, self.3 | rhs.3) + } +} + +impl BitXor for u32x4 { + type Output = u32x4; + + #[inline(always)] + fn bitxor(self, rhs: u32x4) -> u32x4 { + u32x4(self.0 ^ rhs.0, self.1 ^ rhs.1, self.2 ^ rhs.2, self.3 ^ rhs.3) + } +} + +impl Shl<usize> for u32x4 { + type Output = u32x4; + + #[inline(always)] + fn shl(self, amt: usize) -> u32x4 { + u32x4(self.0 << amt, self.1 << amt, self.2 << amt, self.3 << amt) + } +} + +impl Shl<u32x4> for u32x4 { + type Output = u32x4; + + #[inline(always)] + fn shl(self, rhs: u32x4) -> u32x4 { + u32x4(self.0 << rhs.0, self.1 << rhs.1, self.2 << rhs.2, self.3 << rhs.3) + } +} + +impl Shr<usize> for u32x4 { + type Output = u32x4; + + #[inline(always)] + fn shr(self, amt: usize) -> u32x4 { + u32x4(self.0 >> amt, self.1 >> amt, self.2 >> amt, self.3 >> amt) + } +} + +impl Shr<u32x4> for u32x4 { + type Output = u32x4; + + #[inline(always)] + fn shr(self, rhs: u32x4) -> u32x4 { + u32x4(self.0 >> rhs.0, self.1 >> rhs.1, self.2 >> rhs.2, self.3 >> rhs.3) + } +} + +#[derive(Clone, Copy)] +#[allow(non_camel_case_types)] +pub struct u64x2(pub u64, pub u64); + +impl Add for u64x2 { + type Output = u64x2; + + #[inline(always)] + fn add(self, rhs: u64x2) -> u64x2 { + u64x2(self.0.wrapping_add(rhs.0), self.1.wrapping_add(rhs.1)) + } +} |