support nb_inplace_multiply

Author: timfel

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/cext/NativeMemberNames.java

@@ -99,6 +99,7 @@ public final class NativeMemberNames {
     public static final String NB_POW = "nb_power";
     public static final String NB_TRUE_DIVIDE = "nb_true_divide";
     public static final String NB_MULTIPLY = "nb_multiply";
+    public static final String NB_INPLACE_MULTIPLY = "nb_inplace_multiply";
     public static final String OB_FVAL = "ob_fval";
     public static final String START = "start";
     public static final String STOP = "stop";

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/cext/PyNumberMethodsWrapperMR.java

@@ -43,12 +43,14 @@
 import static com.oracle.graal.python.builtins.objects.cext.NativeMemberNames.NB_ADD;
 import static com.oracle.graal.python.builtins.objects.cext.NativeMemberNames.NB_INDEX;
 import static com.oracle.graal.python.builtins.objects.cext.NativeMemberNames.NB_MULTIPLY;
+import static com.oracle.graal.python.builtins.objects.cext.NativeMemberNames.NB_INPLACE_MULTIPLY;
 import static com.oracle.graal.python.builtins.objects.cext.NativeMemberNames.NB_POW;
 import static com.oracle.graal.python.builtins.objects.cext.NativeMemberNames.NB_TRUE_DIVIDE;
 import static com.oracle.graal.python.nodes.SpecialMethodNames.__ADD__;
 import static com.oracle.graal.python.nodes.SpecialMethodNames.__INDEX__;
 import static com.oracle.graal.python.nodes.SpecialMethodNames.__POW__;
 import static com.oracle.graal.python.nodes.SpecialMethodNames.__MUL__;
+import static com.oracle.graal.python.nodes.SpecialMethodNames.__IMUL__;
 import static com.oracle.graal.python.nodes.SpecialMethodNames.__TRUEDIV__;
 
 import com.oracle.graal.python.builtins.objects.cext.CExtNodes.ToSulongNode;
@@ -112,6 +114,13 @@ public Object access(PyNumberMethodsWrapper object, String key) {
                     }
                     result = getMulAttributeNode.execute(delegate);
                     break;
+                case NB_INPLACE_MULTIPLY:
+                    if (getMulAttributeNode == null) {
+                        CompilerDirectives.transferToInterpreterAndInvalidate();
+                        getMulAttributeNode = insert(LookupAttributeInMRONode.create(__IMUL__));
+                    }
+                    result = getMulAttributeNode.execute(delegate);
+                    break;
                 default:
                     // TODO extend list
                     throw UnknownIdentifierException.raise(key);