js: Implement strict equality operators

simonwuelker · Jul 6, 2024 · 7e09bd5 · 7e09bd5
1 parent aa65f76
commit 7e09bd5
Showing 1 changed file with 16 additions and 0 deletions.
diff --git a/crates/js/src/bytecode/vm.rs b/crates/js/src/bytecode/vm.rs
@@ -233,6 +233,22 @@ impl Vm {
 
                 self.set_register(*dst, result.into());
             },
+            Instruction::StrictEqual { lhs, rhs, dst } => {
+                // https://262.ecma-international.org/14.0/#sec-equality-operators-runtime-semantics-evaluation
+                let result = Value::is_strictly_equal(
+                    &self.register(*lhs).get_value()?,
+                    &self.register(*rhs).get_value()?,
+                )?;
+                self.set_register(*dst, Value::from(result).into());
+            },
+            Instruction::StrictNotEqual { lhs, rhs, dst } => {
+                // https://262.ecma-international.org/14.0/#sec-equality-operators-runtime-semantics-evaluation
+                let result = Value::is_strictly_equal(
+                    &self.register(*lhs).get_value()?,
+                    &self.register(*rhs).get_value()?,
+                )?;
+                self.set_register(*dst, Value::from(!result).into());
+            },
             Instruction::LooselyEqual { lhs, rhs, dst } => {
                 // https://262.ecma-international.org/14.0/#sec-equality-operators-runtime-semantics-evaluation
                 let result = Value::is_loosely_equal(