From a4b7ed7a42c716ab9f05e351f003d589124fd55d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:18:58 +0200 Subject: Adding upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/assembly/asm/aarch64-outline-atomics.rs | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 tests/assembly/asm/aarch64-outline-atomics.rs (limited to 'tests/assembly/asm/aarch64-outline-atomics.rs') diff --git a/tests/assembly/asm/aarch64-outline-atomics.rs b/tests/assembly/asm/aarch64-outline-atomics.rs new file mode 100644 index 000000000..c2ec4e911 --- /dev/null +++ b/tests/assembly/asm/aarch64-outline-atomics.rs @@ -0,0 +1,16 @@ +// assembly-output: emit-asm +// compile-flags: -O +// compile-flags: --target aarch64-unknown-linux-gnu +// needs-llvm-components: aarch64 +// only-aarch64 +// only-linux + +#![crate_type = "rlib"] + +use std::sync::atomic::{AtomicI32, Ordering::*}; + +pub fn compare_exchange(a: &AtomicI32) { + // On AArch64 LLVM should outline atomic operations. + // CHECK: __aarch64_cas4_relax + let _ = a.compare_exchange(0, 10, Relaxed, Relaxed); +} -- cgit v1.2.3