Legalize uextend and sextend to 128bit ints

2019-11-16 16:25:57 +01:00
parent 0b7e7916bd
commit c5e74986e1
5 changed files with 100 additions and 7 deletions
--- a/cranelift/codegen/meta/src/cdsl/type_inference.rs
+++ b/cranelift/codegen/meta/src/cdsl/type_inference.rs
@@ -161,8 +161,16 @@ impl TypeEnvironment {

        // Check extra conditions for InTypeset constraints.
        if let Constraint::InTypeset(tv, _) = &constraint {
-            assert!(tv.base.is_none());
-            assert!(tv.name.starts_with("typeof_"));
+            assert!(
+                tv.base.is_none(),
+                "type variable is {:?}, while expecting none",
+                tv
+            );
+            assert!(
+                tv.name.starts_with("typeof_"),
+                "Name \"{}\" should start with \"typeof_\"",
+                tv.name
+            );
        }

        self.constraints.push(constraint);