Enable ARM TME (Transactional Memory Extensions)

rust-lang · May 21, 2020 · 4a10f6c · 4a10f6c
1 parent 148c125
commit 4a10f6c
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diff --git a/src/librustc_codegen_llvm/llvm_util.rs b/src/librustc_codegen_llvm/llvm_util.rs
@@ -170,6 +170,7 @@ const AARCH64_WHITELIST: &[(&str, Option<Symbol>)] = &[
     ("fp16", Some(sym::aarch64_target_feature)),
     ("rcpc", Some(sym::aarch64_target_feature)),
     ("dotprod", Some(sym::aarch64_target_feature)),
+    ("tme", Some(sym::aarch64_target_feature)),
     ("v8.1a", Some(sym::aarch64_target_feature)),
     ("v8.2a", Some(sym::aarch64_target_feature)),
     ("v8.3a", Some(sym::aarch64_target_feature)),

diff --git a/src/libstd/tests/run-time-detect.rs b/src/libstd/tests/run-time-detect.rs
@@ -32,6 +32,7 @@ fn aarch64_linux() {
     println!("rdm: {}", is_aarch64_feature_detected!("rdm"));
     println!("rcpc: {}", is_aarch64_feature_detected!("rcpc"));
     println!("dotprod: {}", is_aarch64_feature_detected!("dotprod"));
+    println!("tme: {}", is_aarch64_feature_detected!("tme"));
 }
 
 #[test]