Support 'bytes' in 'eval'.

Author: fangerer

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/modules/BuiltinFunctions.java

@@ -83,6 +83,7 @@
 import com.oracle.graal.python.builtins.objects.PNotImplemented;
 import com.oracle.graal.python.builtins.objects.bytes.BytesNodes;
 import com.oracle.graal.python.builtins.objects.bytes.PBytes;
+import com.oracle.graal.python.builtins.objects.bytes.PIBytesLike;
 import com.oracle.graal.python.builtins.objects.cell.PCell;
 import com.oracle.graal.python.builtins.objects.code.PCode;
 import com.oracle.graal.python.builtins.objects.common.HashingCollectionNodes;
@@ -456,6 +457,7 @@ private static BigInteger[] divideAndRemainder(PInt a, PInt b) {
     public abstract static class EvalNode extends PythonBuiltinNode {
         @Child private GetItemNode getNameNode = GetItemNode.create();
         @Child private ReadCallerFrameNode readCallerFrameNode = ReadCallerFrameNode.create();
+        @Child private SequenceStorageNodes.ToByteArrayNode toByteArrayNode;
 
         @Specialization
         public Object eval(VirtualFrame frame, String expression, @SuppressWarnings("unused") PNone globals, @SuppressWarnings("unused") PNone locals) {
@@ -515,6 +517,39 @@ public Object eval(VirtualFrame frame, PCode code, @SuppressWarnings("unused") P
             return evalExpression(code, callerGlobals, locals, callerClosure);
         }
 
+        @Specialization
+        public Object eval(VirtualFrame frame, PBytes expression, PNone globals, PNone locals) {
+            return eval(frame, getString(expression), globals, locals);
+        }
+
+        @Specialization
+        public Object eval(VirtualFrame frame, PBytes expression, PythonObject globals, PNone locals) {
+            return eval(frame, getString(expression), globals, locals);
+        }
+
+        @Specialization
+        public Object eval(VirtualFrame frame, PBytes expression, PythonObject globals, PythonObject locals) {
+            return eval(frame, getString(expression), globals, locals);
+        }
+
+        @Specialization
+        public Object eval(VirtualFrame frame, PBytes expression, PNone globals, PythonObject locals) {
+            return eval(frame, getString(expression), globals, locals);
+        }
+
+        @TruffleBoundary
+        private String getString(PBytes expression) {
+            return new String(getByteArray(expression));
+        }
+
+        private byte[] getByteArray(PIBytesLike pByteArray) {
+            if (toByteArrayNode == null) {
+                CompilerDirectives.transferToInterpreterAndInvalidate();
+                toByteArrayNode = insert(SequenceStorageNodes.ToByteArrayNode.create());
+            }
+            return toByteArrayNode.execute(pByteArray.getSequenceStorage());
+        }
+
         @TruffleBoundary
         private static Object evalExpression(PCode code, PythonObject globals, PythonObject locals, PCell[] closure) {
             RootNode root = code.getRootNode();