changeset 10174:8f9fae155577

Merge
author jiangli
date Thu, 02 May 2013 13:12:33 -0700
parents 8fe2542bdc8d (diff) 052caeaeb771 (current diff)
children cbd4ce58f1f3
files
diffstat 4 files changed, 67 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/src/os/linux/vm/os_linux.cpp	Thu May 02 12:16:01 2013 -0400
+++ b/src/os/linux/vm/os_linux.cpp	Thu May 02 13:12:33 2013 -0700
@@ -119,6 +119,7 @@
 Mutex* os::Linux::_createThread_lock = NULL;
 pthread_t os::Linux::_main_thread;
 int os::Linux::_page_size = -1;
+const int os::Linux::_vm_default_page_size = (8 * K);
 bool os::Linux::_is_floating_stack = false;
 bool os::Linux::_is_NPTL = false;
 bool os::Linux::_supports_fast_thread_cpu_time = false;
@@ -4250,6 +4251,15 @@
   Linux::clock_init();
   initial_time_count = os::elapsed_counter();
   pthread_mutex_init(&dl_mutex, NULL);
+
+  // If the pagesize of the VM is greater than 8K determine the appropriate
+  // number of initial guard pages.  The user can change this with the
+  // command line arguments, if needed.
+  if (vm_page_size() > (int)Linux::vm_default_page_size()) {
+    StackYellowPages = 1;
+    StackRedPages = 1;
+    StackShadowPages = round_to((StackShadowPages*Linux::vm_default_page_size()), vm_page_size()) / vm_page_size();
+  }
 }
 
 // To install functions for atexit system call
@@ -4303,8 +4313,8 @@
   // Add in 2*BytesPerWord times page size to account for VM stack during
   // class initialization depending on 32 or 64 bit VM.
   os::Linux::min_stack_allowed = MAX2(os::Linux::min_stack_allowed,
-            (size_t)(StackYellowPages+StackRedPages+StackShadowPages+
-                    2*BytesPerWord COMPILER2_PRESENT(+1)) * Linux::page_size());
+            (size_t)(StackYellowPages+StackRedPages+StackShadowPages) * Linux::page_size() +
+                    (2*BytesPerWord COMPILER2_PRESENT(+1)) * Linux::vm_default_page_size());
 
   size_t threadStackSizeInBytes = ThreadStackSize * K;
   if (threadStackSizeInBytes != 0 &&
--- a/src/os/linux/vm/os_linux.hpp	Thu May 02 12:16:01 2013 -0400
+++ b/src/os/linux/vm/os_linux.hpp	Thu May 02 13:12:33 2013 -0700
@@ -70,6 +70,7 @@
   static pthread_t _main_thread;
   static Mutex* _createThread_lock;
   static int _page_size;
+  static const int _vm_default_page_size;
 
   static julong available_memory();
   static julong physical_memory() { return _physical_memory; }
@@ -116,6 +117,8 @@
   static int page_size(void)                                        { return _page_size; }
   static void set_page_size(int val)                                { _page_size = val; }
 
+  static int vm_default_page_size(void)                             { return _vm_default_page_size; }
+
   static address   ucontext_get_pc(ucontext_t* uc);
   static intptr_t* ucontext_get_sp(ucontext_t* uc);
   static intptr_t* ucontext_get_fp(ucontext_t* uc);
--- a/src/share/vm/oops/klassVtable.cpp	Thu May 02 12:16:01 2013 -0400
+++ b/src/share/vm/oops/klassVtable.cpp	Thu May 02 13:12:33 2013 -0700
@@ -519,6 +519,9 @@
 // check if a method is a miranda method, given a class's methods table and it's super
 // the caller must make sure that the method belongs to an interface implemented by the class
 bool klassVtable::is_miranda(Method* m, Array<Method*>* class_methods, Klass* super) {
+  if (m->is_static()) {
+    return false;
+  }
   Symbol* name = m->name();
   Symbol* signature = m->signature();
   if (InstanceKlass::find_method(class_methods, name, signature) == NULL) {
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/lambda-features/PublicStaticInterfaceMethodHandling.java	Thu May 02 13:12:33 2013 -0700
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2013, 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+/*
+ * @test
+ * @bug 8013418
+ * @summary [JDK 8] Test correct handling of static public interface methods
+ * @run main/othervm -Xverify:all PublicStaticInterfaceMethodHandling
+ */
+
+class TestClass implements InterfaceWithStaticAndDefaultMethods {
+}
+
+interface InterfaceWithStaticAndDefaultMethods {
+    public static String get() {
+        return "Hello from StaticMethodInInterface.get()";
+    }
+    default void default_method() {
+        System.out.println("Default method FunctionalInterface:default_method()");
+    }
+}
+
+public class PublicStaticInterfaceMethodHandling  {
+    public static void main(String[] args) {
+        TestClass tc = new TestClass();
+        tc.default_method();
+    }
+}