move arm::test_support to acle::test_support

As suggested in the PR comment.

Author: Byron

crates/core_arch/src/aarch64/neon/mod.rs

@@ -2812,7 +2812,7 @@ pub unsafe fn vsriq_n_p16<const N: i32>(a: poly16x8_t, b: poly16x8_t) -> poly16x
 #[cfg(test)]
 mod tests {
     use crate::core_arch::aarch64::test_support::*;
-    use crate::core_arch::arm::test_support::*;
+    use crate::core_arch::acle::test_support::*;
     use crate::core_arch::{aarch64::neon::*, aarch64::*, simd::*};
     use std::mem::transmute;
     use stdarch_test::simd_test;

crates/core_arch/src/acle/mod.rs

@@ -83,6 +83,10 @@ pub(crate) mod neon;
 #[cfg(any(target_arch = "aarch64", target_feature = "v7", doc))]
 pub use self::neon::*;
 
+#[cfg(test)]
+#[cfg(any(target_arch = "aarch64", target_feature = "v7", doc))]
+pub(crate) mod test_support;
+
 mod sealed {
     pub trait Dmb {
         unsafe fn __dmb(&self);

crates/core_arch/src/acle/neon/mod.rs

@@ -4275,7 +4275,7 @@ mod tests {
     use super::*;
     #[cfg(target_arch = "aarch64")]
     use crate::core_arch::aarch64::*;
-    use crate::core_arch::arm::test_support::*;
+    use crate::core_arch::acle::test_support::*;
     #[cfg(target_arch = "arm")]
     use crate::core_arch::arm::*;
     use crate::core_arch::simd::*;

crates/core_arch/src/arm/test_support.rs renamed to crates/core_arch/src/acle/test_support.rs

@@ -85,7 +85,3 @@ pub use neon::*;
 pub unsafe fn udf() -> ! {
     crate::intrinsics::abort()
 }
-
-#[cfg(test)]
-#[cfg(any(target_feature = "v7", doc))]
-pub(crate) mod test_support;