Merge pull request #414 from rust-lang/sync-2024-04-09

Sync 2024-04-09

crates/core_simd/src/lib.rs

@@ -46,10 +46,6 @@
 #![unstable(feature = "portable_simd", issue = "86656")]
 //! Portable SIMD module.
 
-#[prelude_import]
-#[allow(unused_imports)]
-use core::prelude::v1::*;
-
 #[path = "mod.rs"]
 mod core_simd;
 pub use self::core_simd::simd;

crates/core_simd/src/simd/ptr/const_ptr.rs

@@ -63,14 +63,14 @@ pub trait SimdConstPtr: Copy + Sealed {
     /// Equivalent to calling [`pointer::with_addr`] on each element.
     fn with_addr(self, addr: Self::Usize) -> Self;
 
-    /// Gets the "address" portion of the pointer, and "exposes" the provenance part for future use
-    /// in [`Self::from_exposed_addr`].
-    fn expose_addr(self) -> Self::Usize;
+    /// Exposes the "provenance" part of the pointer for future use in
+    /// [`Self::with_exposed_provenance`] and returns the "address" portion.
+    fn expose_provenance(self) -> Self::Usize;
 
     /// Convert an address back to a pointer, picking up a previously "exposed" provenance.
     ///
-    /// Equivalent to calling [`core::ptr::from_exposed_addr`] on each element.
-    fn from_exposed_addr(addr: Self::Usize) -> Self;
+    /// Equivalent to calling [`core::ptr::with_exposed_provenance`] on each element.
+    fn with_exposed_provenance(addr: Self::Usize) -> Self;
 
     /// Calculates the offset from a pointer using wrapping arithmetic.
     ///
@@ -152,15 +152,15 @@ where
     }
 
     #[inline]
-    fn expose_addr(self) -> Self::Usize {
+    fn expose_provenance(self) -> Self::Usize {
         // Safety: `self` is a pointer vector
-        unsafe { core::intrinsics::simd::simd_expose_addr(self) }
+        unsafe { core::intrinsics::simd::simd_expose_provenance(self) }
     }
 
     #[inline]
-    fn from_exposed_addr(addr: Self::Usize) -> Self {
+    fn with_exposed_provenance(addr: Self::Usize) -> Self {
         // Safety: `self` is a pointer vector
-        unsafe { core::intrinsics::simd::simd_from_exposed_addr(addr) }
+        unsafe { core::intrinsics::simd::simd_with_exposed_provenance(addr) }
     }
 
     #[inline]

crates/core_simd/src/simd/ptr/mut_ptr.rs

@@ -60,14 +60,14 @@ pub trait SimdMutPtr: Copy + Sealed {
     /// Equivalent to calling [`pointer::with_addr`] on each element.
     fn with_addr(self, addr: Self::Usize) -> Self;
 
-    /// Gets the "address" portion of the pointer, and "exposes" the provenance part for future use
-    /// in [`Self::from_exposed_addr`].
-    fn expose_addr(self) -> Self::Usize;
+    /// Exposes the "provenance" part of the pointer for future use in
+    /// [`Self::with_exposed_provenance`] and returns the "address" portion.
+    fn expose_provenance(self) -> Self::Usize;
 
     /// Convert an address back to a pointer, picking up a previously "exposed" provenance.
     ///
-    /// Equivalent to calling [`core::ptr::from_exposed_addr_mut`] on each element.
-    fn from_exposed_addr(addr: Self::Usize) -> Self;
+    /// Equivalent to calling [`core::ptr::with_exposed_provenance_mut`] on each element.
+    fn with_exposed_provenance(addr: Self::Usize) -> Self;
 
     /// Calculates the offset from a pointer using wrapping arithmetic.
     ///
@@ -149,15 +149,15 @@ where
     }
 
     #[inline]
-    fn expose_addr(self) -> Self::Usize {
+    fn expose_provenance(self) -> Self::Usize {
         // Safety: `self` is a pointer vector
-        unsafe { core::intrinsics::simd::simd_expose_addr(self) }
+        unsafe { core::intrinsics::simd::simd_expose_provenance(self) }
     }
 
     #[inline]
-    fn from_exposed_addr(addr: Self::Usize) -> Self {
+    fn with_exposed_provenance(addr: Self::Usize) -> Self {
         // Safety: `self` is a pointer vector
-        unsafe { core::intrinsics::simd::simd_from_exposed_addr(addr) }
+        unsafe { core::intrinsics::simd::simd_with_exposed_provenance(addr) }
     }
 
     #[inline]

crates/core_simd/src/vector.rs

@@ -4,7 +4,6 @@ use crate::simd::{
     ptr::{SimdConstPtr, SimdMutPtr},
     LaneCount, Mask, MaskElement, SupportedLaneCount, Swizzle,
 };
-use core::convert::{TryFrom, TryInto};
 
 /// A SIMD vector with the shape of `[T; N]` but the operations of `T`.
 ///

crates/core_simd/tests/pointers.rs

@@ -32,10 +32,10 @@ macro_rules! common_tests {
                 );
             }
 
-            fn expose_addr<const LANES: usize>() {
+            fn expose_provenance<const LANES: usize>() {
                 test_helpers::test_unary_elementwise(
-                    &Simd::<*$constness u32, LANES>::expose_addr,
-                    &<*$constness u32>::expose_addr,
+                    &Simd::<*$constness u32, LANES>::expose_provenance,
+                    &<*$constness u32>::expose_provenance,
                     &|_| true,
                 );
             }
@@ -80,10 +80,10 @@ mod const_ptr {
             );
         }
 
-        fn from_exposed_addr<const LANES: usize>() {
+        fn with_exposed_provenance<const LANES: usize>() {
             test_helpers::test_unary_elementwise(
-                &Simd::<*const u32, LANES>::from_exposed_addr,
-                &core::ptr::from_exposed_addr::<u32>,
+                &Simd::<*const u32, LANES>::with_exposed_provenance,
+                &core::ptr::with_exposed_provenance::<u32>,
                 &|_| true,
             );
         }
@@ -103,10 +103,10 @@ mod mut_ptr {
             );
         }
 
-        fn from_exposed_addr<const LANES: usize>() {
+        fn with_exposed_provenance<const LANES: usize>() {
             test_helpers::test_unary_elementwise(
-                &Simd::<*mut u32, LANES>::from_exposed_addr,
-                &core::ptr::from_exposed_addr_mut::<u32>,
+                &Simd::<*mut u32, LANES>::with_exposed_provenance,
+                &core::ptr::with_exposed_provenance_mut::<u32>,
                 &|_| true,
             );
         }