Implement the instruction_set attribute

2020-10-08 23:23:27 +01:00
parent 4437b4b150
commit a6e2b636e6
22 changed files with 247 additions and 4 deletions
--- a/compiler/rustc_feature/src/builtin_attrs.rs
+++ b/compiler/rustc_feature/src/builtin_attrs.rs
@@ -336,6 +336,8 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
        optimize, AssumedUsed, template!(List: "size|speed"), optimize_attribute,
        experimental!(optimize),
    ),
+    // RFC 2867
+    gated!(instruction_set, AssumedUsed, template!(List: "set"), isa_attribute, experimental!(instruction_set)),

    gated!(ffi_returns_twice, AssumedUsed, template!(Word), experimental!(ffi_returns_twice)),
    gated!(ffi_pure, AssumedUsed, template!(Word), experimental!(ffi_pure)),