1 files changed, 59 insertions, 0 deletions
diff --git a/third_party/rust/packed_simd/src/api/into_bits.rs b/third_party/rust/packed_simd/src/api/into_bits.rs
new file mode 100644
index 0000000000..03fbe4bff7
--- /dev/null
+++ b/third_party/rust/packed_simd/src/api/into_bits.rs
@@ -0,0 +1,59 @@
+//! Implementation of `FromBits` and `IntoBits`.
+
+/// Safe lossless bitwise conversion from `T` to `Self`.
+#[cfg_attr(doc_cfg, doc(cfg(feature = "into_bits")))]
+pub trait FromBits<T>: crate::marker::Sized {
+    /// Safe lossless bitwise transmute from `T` to `Self`.
+    fn from_bits(t: T) -> Self;
+}
+
+/// Safe lossless bitwise conversion from `Self` to `T`.
+#[cfg_attr(doc_cfg, doc(cfg(feature = "into_bits")))]
+pub trait IntoBits<T>: crate::marker::Sized {
+    /// Safe lossless bitwise transmute from `self` to `T`.
+    fn into_bits(self) -> T;
+}
+
+/// `FromBits` implies `IntoBits`.
+impl<T, U> IntoBits<U> for T
+where
+    U: FromBits<T>,
+{
+    #[inline]
+    fn into_bits(self) -> U {
+        debug_assert!(crate::mem::size_of::<Self>() == crate::mem::size_of::<U>());
+        U::from_bits(self)
+    }
+}
+
+/// `FromBits` and `IntoBits` are reflexive
+impl<T> FromBits<T> for T {
+    #[inline]
+    fn from_bits(t: Self) -> Self {
+        t
+    }
+}
+
+#[macro_use]
+mod macros;
+
+mod v16;
+pub use self::v16::*;
+
+mod v32;
+pub use self::v32::*;
+
+mod v64;
+pub use self::v64::*;
+
+mod v128;
+pub use self::v128::*;
+
+mod v256;
+pub use self::v256::*;
+
+mod v512;
+pub use self::v512::*;
+
+mod arch_specific;
+pub use self::arch_specific::*;