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-rw-r--r--third_party/rust/packed_simd/src/api/ops/vector_shifts.rs106
1 files changed, 0 insertions, 106 deletions
diff --git a/third_party/rust/packed_simd/src/api/ops/vector_shifts.rs b/third_party/rust/packed_simd/src/api/ops/vector_shifts.rs
deleted file mode 100644
index 8bb5ac2fc0..0000000000
--- a/third_party/rust/packed_simd/src/api/ops/vector_shifts.rs
+++ /dev/null
@@ -1,106 +0,0 @@
-//! Vertical (lane-wise) vector-vector shifts operations.
-
-macro_rules! impl_ops_vector_shifts {
- ([$elem_ty:ident; $elem_count:expr]: $id:ident | $test_tt:tt) => {
- impl crate::ops::Shl<$id> for $id {
- type Output = Self;
- #[inline]
- fn shl(self, other: Self) -> Self {
- use crate::llvm::simd_shl;
- unsafe { Simd(simd_shl(self.0, other.0)) }
- }
- }
- impl crate::ops::Shr<$id> for $id {
- type Output = Self;
- #[inline]
- fn shr(self, other: Self) -> Self {
- use crate::llvm::simd_shr;
- unsafe { Simd(simd_shr(self.0, other.0)) }
- }
- }
- impl crate::ops::ShlAssign<$id> for $id {
- #[inline]
- fn shl_assign(&mut self, other: Self) {
- *self = *self << other;
- }
- }
- impl crate::ops::ShrAssign<$id> for $id {
- #[inline]
- fn shr_assign(&mut self, other: Self) {
- *self = *self >> other;
- }
- }
- test_if!{
- $test_tt:
- paste::item! {
- pub mod [<$id _ops_vector_shifts>] {
- use super::*;
- #[cfg_attr(not(target_arch = "wasm32"), test)] #[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)]
- #[cfg_attr(any(target_arch = "s390x", target_arch = "sparc64"),
- allow(unreachable_code, unused_variables)
- )]
- #[cfg(not(target_arch = "aarch64"))]
- //~^ FIXME: https://github.com/rust-lang/packed_simd/issues/317
- fn ops_vector_shifts() {
- let z = $id::splat(0 as $elem_ty);
- let o = $id::splat(1 as $elem_ty);
- let t = $id::splat(2 as $elem_ty);
- let f = $id::splat(4 as $elem_ty);
-
- let max =$id::splat(
- (mem::size_of::<$elem_ty>() * 8 - 1) as $elem_ty
- );
-
- // shr
- assert_eq!(z >> z, z);
- assert_eq!(z >> o, z);
- assert_eq!(z >> t, z);
- assert_eq!(z >> t, z);
-
- #[cfg(any(target_arch = "s390x", target_arch = "sparc64"))] {
- // FIXME: rust produces bad codegen for shifts:
- // https://github.com/rust-lang-nursery/packed_simd/issues/13
- return;
- }
-
- assert_eq!(o >> z, o);
- assert_eq!(t >> z, t);
- assert_eq!(f >> z, f);
- assert_eq!(f >> max, z);
-
- assert_eq!(o >> o, z);
- assert_eq!(t >> o, o);
- assert_eq!(t >> t, z);
- assert_eq!(f >> o, t);
- assert_eq!(f >> t, o);
- assert_eq!(f >> max, z);
-
- // shl
- assert_eq!(z << z, z);
- assert_eq!(o << z, o);
- assert_eq!(t << z, t);
- assert_eq!(f << z, f);
- assert_eq!(f << max, z);
-
- assert_eq!(o << o, t);
- assert_eq!(o << t, f);
- assert_eq!(t << o, f);
-
- {
- // shr_assign
- let mut v = o;
- v >>= o;
- assert_eq!(v, z);
- }
- {
- // shl_assign
- let mut v = o;
- v <<= o;
- assert_eq!(v, t);
- }
- }
- }
- }
- }
- };
-}