path: root/mail/thunderbird/files/patch-rust-1.63

Backport of https://hg.mozilla.org/releases/mozilla-beta/raw-rev/c37c77a20f96
Only the rust code is present (not the .toml, .json and .lock files)


diff --git a/third_party/rust/packed_simd/build.rs b/third_party/rust/packed_simd/build.rs
--- third_party/rust/packed_simd/build.rs
+++ third_party/rust/packed_simd/build.rs
@@ -1,6 +1,11 @@
+use rustc_version::{version, Version};
+
 fn main() {
     let target = std::env::var("TARGET").expect("TARGET environment variable not defined");
     if target.contains("neon") {
         println!("cargo:rustc-cfg=libcore_neon");
     }
+    if version().unwrap() < Version::parse("1.61.0-alpha").unwrap() {
+        println!("cargo:rustc-cfg=aarch64_target_feature");
+    }
 }
diff --git a/third_party/rust/packed_simd/src/api.rs b/third_party/rust/packed_simd/src/api.rs
--- third_party/rust/packed_simd/src/api.rs
+++ third_party/rust/packed_simd/src/api.rs
@@ -1,13 +1,13 @@
 //! Implements the Simd<[T; N]> APIs
 
 #[macro_use]
 mod bitmask;
-crate mod cast;
+pub(crate) mod cast;
 #[macro_use]
 mod cmp;
 #[macro_use]
 mod default;
 #[macro_use]
 mod fmt;
 #[macro_use]
 mod from;
@@ -32,17 +32,17 @@ mod shuffle1_dyn;
 #[macro_use]
 mod slice;
 #[macro_use]
 mod swap_bytes;
 #[macro_use]
 mod bit_manip;
 
 #[cfg(feature = "into_bits")]
-crate mod into_bits;
+pub(crate) mod into_bits;
 
 macro_rules! impl_i {
     ([$elem_ty:ident; $elem_n:expr]: $tuple_id:ident, $mask_ty:ident
      | $ielem_ty:ident, $ibitmask_ty:ident | $test_tt:tt | $($elem_ids:ident),*
      | From: $($from_vec_ty:ident),* | $(#[$doc:meta])*) => {
         impl_minimal_iuf!([$elem_ty; $elem_n]: $tuple_id | $ielem_ty | $test_tt
                           | $($elem_ids),* | $(#[$doc])*);
         impl_ops_vector_arithmetic!([$elem_ty; $elem_n]: $tuple_id | $test_tt);
diff --git a/third_party/rust/packed_simd/src/codegen.rs b/third_party/rust/packed_simd/src/codegen.rs
--- third_party/rust/packed_simd/src/codegen.rs
+++ third_party/rust/packed_simd/src/codegen.rs
@@ -1,24 +1,24 @@
 //! Code-generation utilities
 
-crate mod bit_manip;
-crate mod llvm;
-crate mod math;
-crate mod reductions;
-crate mod shuffle;
-crate mod shuffle1_dyn;
-crate mod swap_bytes;
+pub(crate) mod bit_manip;
+pub(crate) mod llvm;
+pub(crate) mod math;
+pub(crate) mod reductions;
+pub(crate) mod shuffle;
+pub(crate) mod shuffle1_dyn;
+pub(crate) mod swap_bytes;
 
 macro_rules! impl_simd_array {
     ([$elem_ty:ident; $elem_count:expr]:
      $tuple_id:ident | $($elem_tys:ident),*) => {
         #[derive(Copy, Clone)]
         #[repr(simd)]
-        pub struct $tuple_id($(crate $elem_tys),*);
+        pub struct $tuple_id($(pub(crate) $elem_tys),*);
         //^^^^^^^ leaked through SimdArray
 
         impl crate::sealed::Seal for [$elem_ty; $elem_count] {}
 
         impl crate::sealed::SimdArray for [$elem_ty; $elem_count] {
             type Tuple = $tuple_id;
             type T = $elem_ty;
             const N: usize = $elem_count;
@@ -30,33 +30,33 @@ macro_rules! impl_simd_array {
             type Element = $elem_ty;
             const LANES: usize = $elem_count;
             type LanesType = [u32; $elem_count];
         }
 
     }
 }
 
-crate mod pointer_sized_int;
+pub(crate) mod pointer_sized_int;
 
-crate mod v16;
-crate use self::v16::*;
+pub(crate) mod v16;
+pub(crate) use self::v16::*;
 
-crate mod v32;
-crate use self::v32::*;
+pub(crate) mod v32;
+pub(crate) use self::v32::*;
 
-crate mod v64;
-crate use self::v64::*;
+pub(crate) mod v64;
+pub(crate) use self::v64::*;
 
-crate mod v128;
-crate use self::v128::*;
+pub(crate) mod v128;
+pub(crate) use self::v128::*;
 
-crate mod v256;
-crate use self::v256::*;
+pub(crate) mod v256;
+pub(crate) use self::v256::*;
 
-crate mod v512;
-crate use self::v512::*;
+pub(crate) mod v512;
+pub(crate) use self::v512::*;
 
-crate mod vSize;
-crate use self::vSize::*;
+pub(crate) mod vSize;
+pub(crate) use self::vSize::*;
 
-crate mod vPtr;
-crate use self::vPtr::*;
+pub(crate) mod vPtr;
+pub(crate) use self::vPtr::*;
diff --git a/third_party/rust/packed_simd/src/codegen/bit_manip.rs b/third_party/rust/packed_simd/src/codegen/bit_manip.rs
--- third_party/rust/packed_simd/src/codegen/bit_manip.rs
+++ third_party/rust/packed_simd/src/codegen/bit_manip.rs
@@ -1,12 +1,12 @@
 //! LLVM bit manipulation intrinsics.
 #[rustfmt::skip]
 
-use crate::*;
+pub(crate) use crate::*;
 
 #[allow(improper_ctypes, dead_code)]
 extern "C" {
     #[link_name = "llvm.ctlz.v2i8"]
     fn ctlz_u8x2(x: u8x2, is_zero_undef: bool) -> u8x2;
     #[link_name = "llvm.ctlz.v4i8"]
     fn ctlz_u8x4(x: u8x4, is_zero_undef: bool) -> u8x4;
     #[link_name = "llvm.ctlz.v8i8"]
@@ -142,17 +142,17 @@ extern "C" {
     #[link_name = "llvm.ctpop.v1i128"]
     fn ctpop_u128x1(x: u128x1) -> u128x1;
     #[link_name = "llvm.ctpop.v2i128"]
     fn ctpop_u128x2(x: u128x2) -> u128x2;
     #[link_name = "llvm.ctpop.v4i128"]
     fn ctpop_u128x4(x: u128x4) -> u128x4;
 }
 
-crate trait BitManip {
+pub(crate) trait BitManip {
     fn ctpop(self) -> Self;
     fn ctlz(self) -> Self;
     fn cttz(self) -> Self;
 }
 
 macro_rules! impl_bit_manip {
     (inner: $ty:ident, $scalar:ty, $uty:ident,
      $ctpop:ident, $ctlz:ident, $cttz:ident) => {
diff --git a/third_party/rust/packed_simd/src/codegen/llvm.rs b/third_party/rust/packed_simd/src/codegen/llvm.rs
--- third_party/rust/packed_simd/src/codegen/llvm.rs
+++ third_party/rust/packed_simd/src/codegen/llvm.rs
@@ -71,58 +71,58 @@ pub unsafe fn __shuffle_vector64<const I
 where
     T: Simd,
     <T as Simd>::Element: Shuffle<[u32; 64], Output = U>,
 {
     simd_shuffle64(x, y, IDX)
 }
 
 extern "platform-intrinsic" {
-    crate fn simd_eq<T, U>(x: T, y: T) -> U;
-    crate fn simd_ne<T, U>(x: T, y: T) -> U;
-    crate fn simd_lt<T, U>(x: T, y: T) -> U;
-    crate fn simd_le<T, U>(x: T, y: T) -> U;
-    crate fn simd_gt<T, U>(x: T, y: T) -> U;
-    crate fn simd_ge<T, U>(x: T, y: T) -> U;
+    pub(crate) fn simd_eq<T, U>(x: T, y: T) -> U;
+    pub(crate) fn simd_ne<T, U>(x: T, y: T) -> U;
+    pub(crate) fn simd_lt<T, U>(x: T, y: T) -> U;
+    pub(crate) fn simd_le<T, U>(x: T, y: T) -> U;
+    pub(crate) fn simd_gt<T, U>(x: T, y: T) -> U;
+    pub(crate) fn simd_ge<T, U>(x: T, y: T) -> U;
 
-    crate fn simd_insert<T, U>(x: T, idx: u32, val: U) -> T;
-    crate fn simd_extract<T, U>(x: T, idx: u32) -> U;
+    pub(crate) fn simd_insert<T, U>(x: T, idx: u32, val: U) -> T;
+    pub(crate) fn simd_extract<T, U>(x: T, idx: u32) -> U;
 
-    crate fn simd_cast<T, U>(x: T) -> U;
+    pub(crate) fn simd_cast<T, U>(x: T) -> U;
 
-    crate fn simd_add<T>(x: T, y: T) -> T;
-    crate fn simd_sub<T>(x: T, y: T) -> T;
-    crate fn simd_mul<T>(x: T, y: T) -> T;
-    crate fn simd_div<T>(x: T, y: T) -> T;
-    crate fn simd_rem<T>(x: T, y: T) -> T;
-    crate fn simd_shl<T>(x: T, y: T) -> T;
-    crate fn simd_shr<T>(x: T, y: T) -> T;
-    crate fn simd_and<T>(x: T, y: T) -> T;
-    crate fn simd_or<T>(x: T, y: T) -> T;
-    crate fn simd_xor<T>(x: T, y: T) -> T;
+    pub(crate) fn simd_add<T>(x: T, y: T) -> T;
+    pub(crate) fn simd_sub<T>(x: T, y: T) -> T;
+    pub(crate) fn simd_mul<T>(x: T, y: T) -> T;
+    pub(crate) fn simd_div<T>(x: T, y: T) -> T;
+    pub(crate) fn simd_rem<T>(x: T, y: T) -> T;
+    pub(crate) fn simd_shl<T>(x: T, y: T) -> T;
+    pub(crate) fn simd_shr<T>(x: T, y: T) -> T;
+    pub(crate) fn simd_and<T>(x: T, y: T) -> T;
+    pub(crate) fn simd_or<T>(x: T, y: T) -> T;
+    pub(crate) fn simd_xor<T>(x: T, y: T) -> T;
 
-    crate fn simd_reduce_add_unordered<T, U>(x: T) -> U;
-    crate fn simd_reduce_mul_unordered<T, U>(x: T) -> U;
-    crate fn simd_reduce_add_ordered<T, U>(x: T, acc: U) -> U;
-    crate fn simd_reduce_mul_ordered<T, U>(x: T, acc: U) -> U;
-    crate fn simd_reduce_min<T, U>(x: T) -> U;
-    crate fn simd_reduce_max<T, U>(x: T) -> U;
-    crate fn simd_reduce_min_nanless<T, U>(x: T) -> U;
-    crate fn simd_reduce_max_nanless<T, U>(x: T) -> U;
-    crate fn simd_reduce_and<T, U>(x: T) -> U;
-    crate fn simd_reduce_or<T, U>(x: T) -> U;
-    crate fn simd_reduce_xor<T, U>(x: T) -> U;
-    crate fn simd_reduce_all<T>(x: T) -> bool;
-    crate fn simd_reduce_any<T>(x: T) -> bool;
+    pub(crate) fn simd_reduce_add_unordered<T, U>(x: T) -> U;
+    pub(crate) fn simd_reduce_mul_unordered<T, U>(x: T) -> U;
+    pub(crate) fn simd_reduce_add_ordered<T, U>(x: T, acc: U) -> U;
+    pub(crate) fn simd_reduce_mul_ordered<T, U>(x: T, acc: U) -> U;
+    pub(crate) fn simd_reduce_min<T, U>(x: T) -> U;
+    pub(crate) fn simd_reduce_max<T, U>(x: T) -> U;
+    pub(crate) fn simd_reduce_min_nanless<T, U>(x: T) -> U;
+    pub(crate) fn simd_reduce_max_nanless<T, U>(x: T) -> U;
+    pub(crate) fn simd_reduce_and<T, U>(x: T) -> U;
+    pub(crate) fn simd_reduce_or<T, U>(x: T) -> U;
+    pub(crate) fn simd_reduce_xor<T, U>(x: T) -> U;
+    pub(crate) fn simd_reduce_all<T>(x: T) -> bool;
+    pub(crate) fn simd_reduce_any<T>(x: T) -> bool;
 
-    crate fn simd_select<M, T>(m: M, a: T, b: T) -> T;
+    pub(crate) fn simd_select<M, T>(m: M, a: T, b: T) -> T;
 
-    crate fn simd_fmin<T>(a: T, b: T) -> T;
-    crate fn simd_fmax<T>(a: T, b: T) -> T;
+    pub(crate) fn simd_fmin<T>(a: T, b: T) -> T;
+    pub(crate) fn simd_fmax<T>(a: T, b: T) -> T;
 
-    crate fn simd_fsqrt<T>(a: T) -> T;
-    crate fn simd_fma<T>(a: T, b: T, c: T) -> T;
+    pub(crate) fn simd_fsqrt<T>(a: T) -> T;
+    pub(crate) fn simd_fma<T>(a: T, b: T, c: T) -> T;
 
-    crate fn simd_gather<T, P, M>(value: T, pointers: P, mask: M) -> T;
-    crate fn simd_scatter<T, P, M>(value: T, pointers: P, mask: M);
+    pub(crate) fn simd_gather<T, P, M>(value: T, pointers: P, mask: M) -> T;
+    pub(crate) fn simd_scatter<T, P, M>(value: T, pointers: P, mask: M);
 
-    crate fn simd_bitmask<T, U>(value: T) -> U;
+    pub(crate) fn simd_bitmask<T, U>(value: T) -> U;
 }
diff --git a/third_party/rust/packed_simd/src/codegen/math.rs b/third_party/rust/packed_simd/src/codegen/math.rs
--- third_party/rust/packed_simd/src/codegen/math.rs
+++ third_party/rust/packed_simd/src/codegen/math.rs
@@ -1,3 +1,3 @@
 //! Vertical math operations
 
-crate mod float;
+pub(crate) mod float;
diff --git a/third_party/rust/packed_simd/src/codegen/math/float.rs b/third_party/rust/packed_simd/src/codegen/math/float.rs
--- third_party/rust/packed_simd/src/codegen/math/float.rs
+++ third_party/rust/packed_simd/src/codegen/math/float.rs
@@ -1,18 +1,18 @@
 //! Vertical floating-point math operations.
 #![allow(clippy::useless_transmute)]
 
 #[macro_use]
-crate mod macros;
-crate mod abs;
-crate mod cos;
-crate mod cos_pi;
-crate mod exp;
-crate mod ln;
-crate mod mul_add;
-crate mod mul_adde;
-crate mod powf;
-crate mod sin;
-crate mod sin_cos_pi;
-crate mod sin_pi;
-crate mod sqrt;
-crate mod sqrte;
+pub(crate) mod macros;
+pub(crate) mod abs;
+pub(crate) mod cos;
+pub(crate) mod cos_pi;
+pub(crate) mod exp;
+pub(crate) mod ln;
+pub(crate) mod mul_add;
+pub(crate) mod mul_adde;
+pub(crate) mod powf;
+pub(crate) mod sin;
+pub(crate) mod sin_cos_pi;
+pub(crate) mod sin_pi;
+pub(crate) mod sqrt;
+pub(crate) mod sqrte;
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/abs.rs b/third_party/rust/packed_simd/src/codegen/math/float/abs.rs
--- third_party/rust/packed_simd/src/codegen/math/float/abs.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/abs.rs
@@ -1,16 +1,16 @@
 //! Vertical floating-point `fabs`
 #![allow(unused)]
 
 // FIXME 64-bit 1 elem vectors fabs
 
 use crate::*;
 
-crate trait Abs {
+pub(crate) trait Abs {
     fn abs(self) -> Self;
 }
 
 #[allow(improper_ctypes)]
 extern "C" {
     #[link_name = "llvm.fabs.v2f32"]
     fn fabs_v2f32(x: f32x2) -> f32x2;
     #[link_name = "llvm.fabs.v4f32"]
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/cos.rs b/third_party/rust/packed_simd/src/codegen/math/float/cos.rs
--- third_party/rust/packed_simd/src/codegen/math/float/cos.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/cos.rs
@@ -1,16 +1,16 @@
 //! Vertical floating-point `cos`
 #![allow(unused)]
 
 // FIXME 64-bit 1 elem vector cos
 
 use crate::*;
 
-crate trait Cos {
+pub(crate) trait Cos {
     fn cos(self) -> Self;
 }
 
 #[allow(improper_ctypes)]
 extern "C" {
     #[link_name = "llvm.cos.v2f32"]
     fn cos_v2f32(x: f32x2) -> f32x2;
     #[link_name = "llvm.cos.v4f32"]
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/cos_pi.rs b/third_party/rust/packed_simd/src/codegen/math/float/cos_pi.rs
--- third_party/rust/packed_simd/src/codegen/math/float/cos_pi.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/cos_pi.rs
@@ -1,16 +1,16 @@
 //! Vertical floating-point `cos`
 #![allow(unused)]
 
 // FIXME 64-bit 1 elem vectors cos_pi
 
 use crate::*;
 
-crate trait CosPi {
+pub(crate) trait CosPi {
     fn cos_pi(self) -> Self;
 }
 
 gen_unary_impl_table!(CosPi, cos_pi);
 
 macro_rules! impl_def {
     ($vid:ident, $PI:path) => {
         impl CosPi for $vid {
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/exp.rs b/third_party/rust/packed_simd/src/codegen/math/float/exp.rs
--- third_party/rust/packed_simd/src/codegen/math/float/exp.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/exp.rs
@@ -1,16 +1,16 @@
 //! Vertical floating-point `exp`
 #![allow(unused)]
 
 // FIXME 64-bit expgle elem vectors misexpg
 
 use crate::*;
 
-crate trait Exp {
+pub(crate) trait Exp {
     fn exp(self) -> Self;
 }
 
 #[allow(improper_ctypes)]
 extern "C" {
     #[link_name = "llvm.exp.v2f32"]
     fn exp_v2f32(x: f32x2) -> f32x2;
     #[link_name = "llvm.exp.v4f32"]
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/ln.rs b/third_party/rust/packed_simd/src/codegen/math/float/ln.rs
--- third_party/rust/packed_simd/src/codegen/math/float/ln.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/ln.rs
@@ -1,16 +1,16 @@
 //! Vertical floating-point `ln`
 #![allow(unused)]
 
 // FIXME 64-bit lngle elem vectors mislng
 
 use crate::*;
 
-crate trait Ln {
+pub(crate) trait Ln {
     fn ln(self) -> Self;
 }
 
 #[allow(improper_ctypes)]
 extern "C" {
     #[link_name = "llvm.log.v2f32"]
     fn ln_v2f32(x: f32x2) -> f32x2;
     #[link_name = "llvm.log.v4f32"]
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/mul_add.rs b/third_party/rust/packed_simd/src/codegen/math/float/mul_add.rs
--- third_party/rust/packed_simd/src/codegen/math/float/mul_add.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/mul_add.rs
@@ -1,15 +1,15 @@
 //! Vertical floating-point `mul_add`
 #![allow(unused)]
 use crate::*;
 
 // FIXME: 64-bit 1 element mul_add
 
-crate trait MulAdd {
+pub(crate) trait MulAdd {
     fn mul_add(self, y: Self, z: Self) -> Self;
 }
 
 #[cfg(not(target_arch = "s390x"))]
 #[allow(improper_ctypes)]
 extern "C" {
     #[link_name = "llvm.fma.v2f32"]
     fn fma_v2f32(x: f32x2, y: f32x2, z: f32x2) -> f32x2;
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/mul_adde.rs b/third_party/rust/packed_simd/src/codegen/math/float/mul_adde.rs
--- third_party/rust/packed_simd/src/codegen/math/float/mul_adde.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/mul_adde.rs
@@ -1,14 +1,14 @@
 //! Approximation for floating-point `mul_add`
 use crate::*;
 
 // FIXME: 64-bit 1 element mul_adde
 
-crate trait MulAddE {
+pub(crate) trait MulAddE {
     fn mul_adde(self, y: Self, z: Self) -> Self;
 }
 
 #[cfg(not(target_arch = "s390x"))]
 #[allow(improper_ctypes)]
 extern "C" {
     #[link_name = "llvm.fmuladd.v2f32"]
     fn fmuladd_v2f32(x: f32x2, y: f32x2, z: f32x2) -> f32x2;
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/powf.rs b/third_party/rust/packed_simd/src/codegen/math/float/powf.rs
--- third_party/rust/packed_simd/src/codegen/math/float/powf.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/powf.rs
@@ -1,16 +1,16 @@
 //! Vertical floating-point `powf`
 #![allow(unused)]
 
 // FIXME 64-bit powfgle elem vectors mispowfg
 
 use crate::*;
 
-crate trait Powf {
+pub(crate) trait Powf {
     fn powf(self, x: Self) -> Self;
 }
 
 #[allow(improper_ctypes)]
 extern "C" {
     #[link_name = "llvm.pow.v2f32"]
     fn powf_v2f32(x: f32x2, y: f32x2) -> f32x2;
     #[link_name = "llvm.pow.v4f32"]
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/sin.rs b/third_party/rust/packed_simd/src/codegen/math/float/sin.rs
--- third_party/rust/packed_simd/src/codegen/math/float/sin.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/sin.rs
@@ -1,16 +1,16 @@
 //! Vertical floating-point `sin`
 #![allow(unused)]
 
 // FIXME 64-bit 1 elem vectors sin
 
 use crate::*;
 
-crate trait Sin {
+pub(crate) trait Sin {
     fn sin(self) -> Self;
 }
 
 #[allow(improper_ctypes)]
 extern "C" {
     #[link_name = "llvm.sin.v2f32"]
     fn sin_v2f32(x: f32x2) -> f32x2;
     #[link_name = "llvm.sin.v4f32"]
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/sin_cos_pi.rs b/third_party/rust/packed_simd/src/codegen/math/float/sin_cos_pi.rs
--- third_party/rust/packed_simd/src/codegen/math/float/sin_cos_pi.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/sin_cos_pi.rs
@@ -1,16 +1,16 @@
 //! Vertical floating-point `sin_cos`
 #![allow(unused)]
 
 // FIXME 64-bit 1 elem vectors sin_cos
 
 use crate::*;
 
-crate trait SinCosPi: Sized {
+pub(crate) trait SinCosPi: Sized {
     type Output;
     fn sin_cos_pi(self) -> Self::Output;
 }
 
 macro_rules! impl_def {
     ($vid:ident, $PI:path) => {
         impl SinCosPi for $vid {
             type Output = (Self, Self);
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/sin_pi.rs b/third_party/rust/packed_simd/src/codegen/math/float/sin_pi.rs
--- third_party/rust/packed_simd/src/codegen/math/float/sin_pi.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/sin_pi.rs
@@ -1,16 +1,16 @@
 //! Vertical floating-point `sin_pi`
 #![allow(unused)]
 
 // FIXME 64-bit 1 elem vectors sin_pi
 
 use crate::*;
 
-crate trait SinPi {
+pub(crate) trait SinPi {
     fn sin_pi(self) -> Self;
 }
 
 gen_unary_impl_table!(SinPi, sin_pi);
 
 macro_rules! impl_def {
     ($vid:ident, $PI:path) => {
         impl SinPi for $vid {
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/sqrt.rs b/third_party/rust/packed_simd/src/codegen/math/float/sqrt.rs
--- third_party/rust/packed_simd/src/codegen/math/float/sqrt.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/sqrt.rs
@@ -1,16 +1,16 @@
 //! Vertical floating-point `sqrt`
 #![allow(unused)]
 
 // FIXME 64-bit 1 elem vectors sqrt
 
 use crate::*;
 
-crate trait Sqrt {
+pub(crate) trait Sqrt {
     fn sqrt(self) -> Self;
 }
 
 #[allow(improper_ctypes)]
 extern "C" {
     #[link_name = "llvm.sqrt.v2f32"]
     fn sqrt_v2f32(x: f32x2) -> f32x2;
     #[link_name = "llvm.sqrt.v4f32"]
diff --git a/third_party/rust/packed_simd/src/codegen/math/float/sqrte.rs b/third_party/rust/packed_simd/src/codegen/math/float/sqrte.rs
--- third_party/rust/packed_simd/src/codegen/math/float/sqrte.rs
+++ third_party/rust/packed_simd/src/codegen/math/float/sqrte.rs
@@ -1,17 +1,17 @@
 //! Vertical floating-point `sqrt`
 #![allow(unused)]
 
 // FIXME 64-bit 1 elem vectors sqrte
 
 use crate::llvm::simd_fsqrt;
 use crate::*;
 
-crate trait Sqrte {
+pub(crate) trait Sqrte {
     fn sqrte(self) -> Self;
 }
 
 gen_unary_impl_table!(Sqrte, sqrte);
 
 cfg_if! {
     if #[cfg(all(target_arch = "x86_64", feature = "sleef-sys"))] {
         use sleef_sys::*;
diff --git a/third_party/rust/packed_simd/src/codegen/pointer_sized_int.rs b/third_party/rust/packed_simd/src/codegen/pointer_sized_int.rs
--- third_party/rust/packed_simd/src/codegen/pointer_sized_int.rs
+++ third_party/rust/packed_simd/src/codegen/pointer_sized_int.rs
@@ -1,28 +1,28 @@
 //! Provides `isize` and `usize`
 
 use cfg_if::cfg_if;
 
 cfg_if! {
     if #[cfg(target_pointer_width = "8")] {
-        crate type isize_ = i8;
-        crate type usize_ = u8;
+        pub(crate) type isize_ = i8;
+        pub(crate) type usize_ = u8;
     } else if #[cfg(target_pointer_width = "16")] {
-        crate type isize_ = i16;
-        crate type usize_ = u16;
+        pub(crate) type isize_ = i16;
+        pub(crate) type usize_ = u16;
     } else if #[cfg(target_pointer_width = "32")] {
-        crate type isize_ = i32;
-        crate type usize_ = u32;
+        pub(crate) type isize_ = i32;
+        pub(crate) type usize_ = u32;
 
     } else if #[cfg(target_pointer_width = "64")] {
-        crate type isize_ = i64;
-        crate type usize_ = u64;
+        pub(crate) type isize_ = i64;
+        pub(crate) type usize_ = u64;
     } else if #[cfg(target_pointer_width = "64")] {
-        crate type isize_ = i64;
-        crate type usize_ = u64;
+        pub(crate) type isize_ = i64;
+        pub(crate) type usize_ = u64;
     } else if #[cfg(target_pointer_width = "128")] {
-        crate type isize_ = i128;
-        crate type usize_ = u128;
+        pub(crate) type isize_ = i128;
+        pub(crate) type usize_ = u128;
     } else {
         compile_error!("unsupported target_pointer_width");
     }
 }
diff --git a/third_party/rust/packed_simd/src/codegen/reductions.rs b/third_party/rust/packed_simd/src/codegen/reductions.rs
--- third_party/rust/packed_simd/src/codegen/reductions.rs
+++ third_party/rust/packed_simd/src/codegen/reductions.rs
@@ -1,1 +1,1 @@
-crate mod mask;
+pub(crate) mod mask;
diff --git a/third_party/rust/packed_simd/src/codegen/reductions/mask.rs b/third_party/rust/packed_simd/src/codegen/reductions/mask.rs
--- third_party/rust/packed_simd/src/codegen/reductions/mask.rs
+++ third_party/rust/packed_simd/src/codegen/reductions/mask.rs
@@ -2,21 +2,21 @@
 //!
 //! Works around [LLVM bug 36702].
 //!
 //! [LLVM bug 36702]: https://bugs.llvm.org/show_bug.cgi?id=36702
 #![allow(unused_macros)]
 
 use crate::*;
 
-crate trait All: crate::marker::Sized {
+pub(crate) trait All: crate::marker::Sized {
     unsafe fn all(self) -> bool;
 }
 
-crate trait Any: crate::marker::Sized {
+pub(crate) trait Any: crate::marker::Sized {
     unsafe fn any(self) -> bool;
 }
 
 #[macro_use]
 mod fallback_impl;
 
 cfg_if! {
     if #[cfg(any(target_arch = "x86", target_arch = "x86_64"))] {
diff --git a/third_party/rust/packed_simd/src/codegen/swap_bytes.rs b/third_party/rust/packed_simd/src/codegen/swap_bytes.rs
--- third_party/rust/packed_simd/src/codegen/swap_bytes.rs
+++ third_party/rust/packed_simd/src/codegen/swap_bytes.rs
@@ -1,26 +1,26 @@
 //! Horizontal swap bytes reductions.
 
 // FIXME: investigate using `llvm.bswap`
 // https://github.com/rust-lang-nursery/packed_simd/issues/19
 
 use crate::*;
 
-crate trait SwapBytes {
+pub(crate) trait SwapBytes {
     fn swap_bytes(self) -> Self;
 }
 
 macro_rules! impl_swap_bytes {
     (v16: $($id:ident,)+) => {
         $(
             impl SwapBytes for $id {
                 #[inline]
                 fn swap_bytes(self) -> Self {
-                    unsafe { shuffle!(self, [1, 0]) }
+                    shuffle!(self, [1, 0])
                 }
             }
         )+
     };
     (v32: $($id:ident,)+) => {
         $(
             impl SwapBytes for $id {
                 #[inline]
diff --git a/third_party/rust/packed_simd/src/codegen/vPtr.rs b/third_party/rust/packed_simd/src/codegen/vPtr.rs
--- third_party/rust/packed_simd/src/codegen/vPtr.rs
+++ third_party/rust/packed_simd/src/codegen/vPtr.rs
@@ -1,16 +1,16 @@
 //! Pointer vector types
 
 macro_rules! impl_simd_ptr {
     ([$ptr_ty:ty; $elem_count:expr]: $tuple_id:ident | $ty:ident
      | $($tys:ty),*) => {
         #[derive(Copy, Clone)]
         #[repr(simd)]
-        pub struct $tuple_id<$ty>($(crate $tys),*);
+        pub struct $tuple_id<$ty>($(pub(crate) $tys),*);
         //^^^^^^^ leaked through SimdArray
 
         impl<$ty> crate::sealed::Seal for [$ptr_ty; $elem_count] {}
         impl<$ty> crate::sealed::SimdArray for [$ptr_ty; $elem_count] {
             type Tuple = $tuple_id<$ptr_ty>;
             type T = $ptr_ty;
             const N: usize = $elem_count;
             type NT = [u32; $elem_count];
diff --git a/third_party/rust/packed_simd/src/lib.rs b/third_party/rust/packed_simd/src/lib.rs
--- third_party/rust/packed_simd/src/lib.rs
+++ third_party/rust/packed_simd/src/lib.rs
@@ -206,14 +206,13 @@
     rustc_attrs,
     platform_intrinsics,
     stdsimd,
-    aarch64_target_feature,
     arm_target_feature,
     link_llvm_intrinsics,
     core_intrinsics,
     stmt_expr_attributes,
-    crate_visibility_modifier,
     custom_inner_attributes
 )]
+#![cfg_attr(aarch64_target_feature, feature(aarch64_target_feature))]
 #![allow(non_camel_case_types, non_snake_case,
         // FIXME: these types are unsound in C FFI already
         // See https://github.com/rust-lang/rust/issues/53346
@@ -334,6 +333,6 @@ pub use self::codegen::llvm::{
     __shuffle_vector4, __shuffle_vector64, __shuffle_vector8,
 };
 
-crate mod llvm {
-    crate use crate::codegen::llvm::*;
+pub(crate) mod llvm {
+    pub(crate) use crate::codegen::llvm::*;
 }
diff --git a/third_party/rust/packed_simd/src/testing.rs b/third_party/rust/packed_simd/src/testing.rs
--- third_party/rust/packed_simd/src/testing.rs
+++ third_party/rust/packed_simd/src/testing.rs
@@ -1,8 +1,8 @@
 //! Testing macros and other utilities.
 
 #[macro_use]
 mod macros;
 
 #[cfg(test)]
 #[macro_use]
-crate mod utils;
+pub(crate) mod utils;