diff options
Diffstat (limited to 'vendor/fixedbitset/src/block/sse2.rs')
| -rw-r--r-- | vendor/fixedbitset/src/block/sse2.rs | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/vendor/fixedbitset/src/block/sse2.rs b/vendor/fixedbitset/src/block/sse2.rs deleted file mode 100644 index 6db08f7e..00000000 --- a/vendor/fixedbitset/src/block/sse2.rs +++ /dev/null @@ -1,104 +0,0 @@ -#![allow(clippy::undocumented_unsafe_blocks)] - -#[cfg(target_arch = "x86")] -use core::arch::x86::*; -#[cfg(target_arch = "x86_64")] -use core::arch::x86_64::*; -use core::ops::{BitAnd, BitAndAssign, BitOr, BitOrAssign, BitXor, BitXorAssign, Not}; - -#[derive(Copy, Clone, Debug)] -#[repr(transparent)] -pub struct Block(pub(super) __m128i); - -impl Block { - #[inline] - pub fn is_empty(self) -> bool { - #[cfg(not(target_feature = "sse4.1"))] - { - self == Self::NONE - } - #[cfg(target_feature = "sse4.1")] - { - unsafe { _mm_test_all_zeros(self.0, self.0) == 1 } - } - } - - #[inline] - pub fn andnot(self, other: Self) -> Self { - Self(unsafe { _mm_andnot_si128(other.0, self.0) }) - } -} - -impl Not for Block { - type Output = Block; - #[inline] - fn not(self) -> Self::Output { - unsafe { Self(_mm_xor_si128(self.0, Self::ALL.0)) } - } -} - -impl BitAnd for Block { - type Output = Block; - #[inline] - fn bitand(self, other: Self) -> Self::Output { - unsafe { Self(_mm_and_si128(self.0, other.0)) } - } -} - -impl BitAndAssign for Block { - #[inline] - fn bitand_assign(&mut self, other: Self) { - unsafe { - self.0 = _mm_and_si128(self.0, other.0); - } - } -} - -impl BitOr for Block { - type Output = Block; - #[inline] - fn bitor(self, other: Self) -> Self::Output { - unsafe { Self(_mm_or_si128(self.0, other.0)) } - } -} - -impl BitOrAssign for Block { - #[inline] - fn bitor_assign(&mut self, other: Self) { - unsafe { - self.0 = _mm_or_si128(self.0, other.0); - } - } -} - -impl BitXor for Block { - type Output = Block; - #[inline] - fn bitxor(self, other: Self) -> Self::Output { - unsafe { Self(_mm_xor_si128(self.0, other.0)) } - } -} - -impl BitXorAssign for Block { - #[inline] - fn bitxor_assign(&mut self, other: Self) { - unsafe { self.0 = _mm_xor_si128(self.0, other.0) } - } -} - -impl PartialEq for Block { - #[inline] - fn eq(&self, other: &Self) -> bool { - unsafe { - #[cfg(not(target_feature = "sse4.1"))] - { - _mm_movemask_epi8(_mm_cmpeq_epi8(self.0, other.0)) == 0xffff - } - #[cfg(target_feature = "sse4.1")] - { - let neq = _mm_xor_si128(self.0, other.0); - _mm_test_all_zeros(neq, neq) == 1 - } - } - } -} |
