[GR-26028] Set internal generic dispatch for the lengths builtin (#164) and update Truffle import.

PullRequest: fastr/2514

Author: steve-s

CHANGELOG.md

@@ -1,3 +1,16 @@
+# 20.3.0
+
+Bug fixes:
+
+* Set internal generic dispatch for the lengths builtin, #164
+
+New features:
+
+* preliminary implementation of the ALTREP framework
+  * support for registering custom ALTREP classes
+  * ALTREP specific C API, e.g., `INTEGER_IS_SORTED`
+  * serialization and deserialization of custom ALTREP objects is not supported yet
+
 # 20.2.0
 
 Bug fixes:

com.oracle.truffle.r.nodes.builtin/src/com/oracle/truffle/r/nodes/builtin/base/Lengths.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2016, 2020, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -36,14 +36,15 @@
 import com.oracle.truffle.api.dsl.Specialization;
 import com.oracle.truffle.r.nodes.builtin.RBuiltinNode;
 import com.oracle.truffle.r.nodes.control.RLengthNode;
+import com.oracle.truffle.r.runtime.RDispatch;
 import com.oracle.truffle.r.runtime.builtins.RBuiltin;
 import com.oracle.truffle.r.runtime.data.RDataFactory;
 import com.oracle.truffle.r.runtime.data.RIntVector;
 import com.oracle.truffle.r.runtime.data.RList;
 import com.oracle.truffle.r.runtime.data.RNull;
 import com.oracle.truffle.r.runtime.data.model.RAbstractVector;
 
-@RBuiltin(name = "lengths", kind = INTERNAL, parameterNames = {"x", "use.names"}, behavior = PURE)
+@RBuiltin(name = "lengths", kind = INTERNAL, dispatch = RDispatch.INTERNAL_GENERIC, parameterNames = {"x", "use.names"}, behavior = PURE)
 public abstract class Lengths extends RBuiltinNode.Arg2 {
 
     @Child private RLengthNode lengthNode;

mx.fastr/suite.py

@@ -9,7 +9,7 @@
                "subdir" : True,
                # The version must be the same as the version of Sulong
                # TRUFFLE REVISION (note: this is a marker for script that can update this)
-               "version" : "c28201d846702acff38cae0910efc5a4069ea4e0",
+               "version" : "db6bcb241f4c0d64f03febe9dda24631db1b4e74",
                "urls" : [
                     {"url" : "https://github.com/graalvm/graal", "kind" : "git"},
                     {"url" : "https://curio.ssw.jku.at/nexus/content/repositories/snapshots", "kind" : "binary"},
@@ -20,7 +20,7 @@
                "subdir" : True,
                # The version must be the same as the version of Truffle
                # TRUFFLE REVISION (note: this is a marker for script that can update this)
-               "version" : "c28201d846702acff38cae0910efc5a4069ea4e0",
+               "version" : "db6bcb241f4c0d64f03febe9dda24631db1b4e74",
                "urls" : [
                     {"url" : "https://github.com/graalvm/graal", "kind" : "git"},
                     {"url" : "https://curio.ssw.jku.at/nexus/content/repositories/snapshots", "kind" : "binary"},