--- a/langtools/src/java.compiler/share/classes/module-info.java	Sat Jun 17 08:02:55 2017 +0100
+++ b/langtools/src/java.compiler/share/classes/module-info.java	Sat Jun 17 11:50:45 2017 -0700
@@ -23,16 +23,18 @@
  * questions.
  */
 
- /**
-  * Defines the Language Model, Annotation Processing, and Java Compiler APIs.
-  * <P>
-  * These APIs model declarations and types of the Java programming language,
-  * and define interfaces for tools such as compilers which can be invoked
-  * from a program.
-  *
-  * @moduleGraph
-  * @since 9
-  */
+/**
+ * Defines the Language Model, Annotation Processing, and Java Compiler APIs.
+ * <p>
+ * These APIs model declarations and types of the Java programming language,
+ * and define interfaces for tools such as compilers which can be invoked
+ * from a program.
+ * <p>
+ * This module is upgradeble.
+ *
+ * @moduleGraph
+ * @since 9
+ */
 module java.compiler {
     exports javax.annotation.processing;
     exports javax.lang.model;

--- a/langtools/src/jdk.compiler/share/classes/module-info.java	Sat Jun 17 08:02:55 2017 +0100
+++ b/langtools/src/jdk.compiler/share/classes/module-info.java	Sat Jun 17 11:50:45 2017 -0700
@@ -88,6 +88,7 @@
     exports com.sun.source.tree;
     exports com.sun.source.util;
     exports com.sun.tools.javac;
+
     exports com.sun.tools.doclint to
         jdk.javadoc;
     exports com.sun.tools.javac.api to
@@ -127,16 +128,16 @@
     uses com.sun.source.util.Plugin;
     uses com.sun.tools.javac.platform.PlatformProvider;
 
-    provides java.util.spi.ToolProvider
-        with com.sun.tools.javac.main.JavacToolProvider;
+    provides java.util.spi.ToolProvider with
+        com.sun.tools.javac.main.JavacToolProvider;
 
-    provides com.sun.tools.javac.platform.PlatformProvider
-        with com.sun.tools.javac.platform.JDKPlatformProvider;
+    provides com.sun.tools.javac.platform.PlatformProvider with
+        com.sun.tools.javac.platform.JDKPlatformProvider;
 
-    provides javax.tools.JavaCompiler
-        with com.sun.tools.javac.api.JavacTool;
+    provides javax.tools.JavaCompiler with
+        com.sun.tools.javac.api.JavacTool;
 
-    provides javax.tools.Tool
-        with com.sun.tools.javac.api.JavacTool;
+    provides javax.tools.Tool with
+        com.sun.tools.javac.api.JavacTool;
 }
 

--- a/langtools/src/jdk.javadoc/share/classes/module-info.java	Sat Jun 17 08:02:55 2017 +0100
+++ b/langtools/src/jdk.javadoc/share/classes/module-info.java	Sat Jun 17 11:50:45 2017 -0700
@@ -58,9 +58,10 @@
  * @since 9
  */
 module jdk.javadoc {
+    requires java.xml;
+
     requires transitive java.compiler;
     requires transitive jdk.compiler;
-    requires java.xml;
 
     exports com.sun.javadoc;
     exports com.sun.tools.doclets;
@@ -69,13 +70,13 @@
 
     exports jdk.javadoc.doclet;
 
-    provides java.util.spi.ToolProvider
-        with jdk.javadoc.internal.tool.JavadocToolProvider;
+    provides java.util.spi.ToolProvider with
+        jdk.javadoc.internal.tool.JavadocToolProvider;
 
-    provides javax.tools.DocumentationTool
-        with jdk.javadoc.internal.api.JavadocTool;
+    provides javax.tools.DocumentationTool with
+        jdk.javadoc.internal.api.JavadocTool;
 
-    provides javax.tools.Tool
-        with jdk.javadoc.internal.api.JavadocTool;
+    provides javax.tools.Tool with
+        jdk.javadoc.internal.api.JavadocTool;
 }
 

--- a/langtools/src/jdk.jdeps/share/classes/com/sun/tools/jdeps/ModuleInfoBuilder.java	Sat Jun 17 08:02:55 2017 +0100
+++ b/langtools/src/jdk.jdeps/share/classes/com/sun/tools/jdeps/ModuleInfoBuilder.java	Sat Jun 17 11:50:45 2017 -0700
@@ -203,21 +203,43 @@
         writer.format("%smodule %s {%n", open ? "open " : "", md.name());
 
         Map<String, Module> modules = configuration.getModules();
-        // first print the JDK modules
-        md.requires().stream()
-          .filter(req -> !req.name().equals("java.base"))   // implicit requires
-          .sorted(Comparator.comparing(Requires::name))
-          .forEach(req -> writer.format("    requires %s;%n",
-                                        toString(req.modifiers(), req.name())));
+
+        // first print requires
+        Set<Requires> reqs = md.requires().stream()
+            .filter(req -> !req.name().equals("java.base") && req.modifiers().isEmpty())
+            .collect(Collectors.toSet());
+        reqs.stream()
+            .sorted(Comparator.comparing(Requires::name))
+            .forEach(req -> writer.format("    requires %s;%n",
+                                          toString(req.modifiers(), req.name())));
+        if (!reqs.isEmpty()) {
+            writer.println();
+        }
+
+        // requires transitive
+        reqs = md.requires().stream()
+                 .filter(req -> !req.name().equals("java.base") && !req.modifiers().isEmpty())
+                 .collect(Collectors.toSet());
+        reqs.stream()
+            .sorted(Comparator.comparing(Requires::name))
+            .forEach(req -> writer.format("    requires %s;%n",
+                                          toString(req.modifiers(), req.name())));
+        if (!reqs.isEmpty()) {
+            writer.println();
+        }
 
         if (!open) {
             md.exports().stream()
               .peek(exp -> {
                   if (exp.isQualified())
                       throw new InternalError(md.name() + " qualified exports: " + exp);
-              })
+                  })
               .sorted(Comparator.comparing(Exports::source))
               .forEach(exp -> writer.format("    exports %s;%n", exp.source()));
+
+            if (!md.exports().isEmpty()) {
+                writer.println();
+            }
         }
 
         md.provides().stream()
@@ -228,8 +250,11 @@
                                       String.format("    provides %s with%n",
                                                     p.service().replace('$', '.')),
                                       ";")))
-          .forEach(writer::println);
+                     .forEach(writer::println);
 
+        if (!md.provides().isEmpty()) {
+            writer.println();
+        }
         writer.println("}");
     }
 

--- a/langtools/src/jdk.jdeps/share/classes/module-info.java	Sat Jun 17 08:02:55 2017 +0100
+++ b/langtools/src/jdk.jdeps/share/classes/module-info.java	Sat Jun 17 11:50:45 2017 -0700
@@ -59,6 +59,7 @@
 module jdk.jdeps {
     requires java.compiler;
     requires jdk.compiler;
+
     exports com.sun.tools.classfile to jdk.jlink;
 
     provides java.util.spi.ToolProvider with

--- a/langtools/src/jdk.jshell/share/classes/module-info.java	Sat Jun 17 08:02:55 2017 +0100
+++ b/langtools/src/jdk.jshell/share/classes/module-info.java	Sat Jun 17 11:50:45 2017 -0700
@@ -65,27 +65,28 @@
  * @since 9
  */
 module jdk.jshell {
-    requires transitive java.compiler;
-    requires transitive jdk.jdi;
-    requires transitive java.prefs;
     requires java.logging;
     requires jdk.compiler;
+    requires jdk.internal.ed;
     requires jdk.internal.le;
-    requires jdk.internal.ed;
     requires jdk.internal.opt;
 
+    requires transitive java.compiler;
+    requires transitive java.prefs;
+    requires transitive jdk.jdi;
+
     exports jdk.jshell;
+    exports jdk.jshell.execution;
     exports jdk.jshell.spi;
-    exports jdk.jshell.execution;
     exports jdk.jshell.tool;
 
     uses jdk.jshell.spi.ExecutionControlProvider;
     uses jdk.internal.editor.spi.BuildInEditorProvider;
 
-    provides javax.tools.Tool
-        with jdk.internal.jshell.tool.JShellToolProvider;
-    provides jdk.jshell.spi.ExecutionControlProvider
-        with jdk.jshell.execution.JdiExecutionControlProvider,
-             jdk.jshell.execution.LocalExecutionControlProvider,
-             jdk.jshell.execution.FailOverExecutionControlProvider;
+    provides javax.tools.Tool with
+        jdk.internal.jshell.tool.JShellToolProvider;
+    provides jdk.jshell.spi.ExecutionControlProvider with
+        jdk.jshell.execution.JdiExecutionControlProvider,
+        jdk.jshell.execution.LocalExecutionControlProvider,
+        jdk.jshell.execution.FailOverExecutionControlProvider;
 }