Move core::simd to core::unstable::simd

Author: sanxiyn

src/libcore/core.rc

@@ -164,7 +164,6 @@ pub mod nil;
 pub mod bool;
 pub mod char;
 pub mod tuple;
-pub mod simd;
 
 pub mod vec;
 pub mod at_vec;

src/libcore/unstable.rs

@@ -30,6 +30,8 @@ pub mod weak_task;
 pub mod exchange_alloc;
 #[path = "unstable/intrinsics.rs"]
 pub mod intrinsics;
+#[path = "unstable/simd.rs"]
+pub mod simd;
 #[path = "unstable/extfmt.rs"]
 pub mod extfmt;
 #[path = "unstable/lang.rs"]