Update x86_64_uwp_windows_msvc.rs

Updated x86_64-uwp-windows-msvc to use CMPXCHG16B and SSE3
rust-lang · Feb 9, 2024 · 4e27845 · 4e27845
1 parent 2091c25
commit 4e27845
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/compiler/rustc_target/src/spec/targets/x86_64_uwp_windows_msvc.rs b/compiler/rustc_target/src/spec/targets/x86_64_uwp_windows_msvc.rs
@@ -3,8 +3,9 @@ use crate::spec::{base, Target};
 pub fn target() -> Target {
     let mut base = base::windows_uwp_msvc::opts();
     base.cpu = "x86-64".into();
+    base.features = "+cx16,+sse3".into();
     base.plt_by_default = false;
-    base.max_atomic_width = Some(64);
+    base.max_atomic_width = Some(128);
 
     Target {
         llvm_target: "x86_64-pc-windows-msvc".into(),