Merge

Author: J. Duke

.hgtags-top-repo

@@ -225,3 +225,4 @@ d2dcb110e9dbaf9903c05b211df800e78e4b394e jdk8-b100
 9f74a220677dc265a724515d8e2617548cef62f1 jdk8-b101
 5eb3c1dc348f72a7f84f7d9d07834e8bbe09a799 jdk8-b102
 b7e64be81c8a7690703df5711f4fc2375da8a9cb jdk8-b103
+96c1b9b7524b52c3fcefc90ffad4c767396727c8 jdk8-b104

README-builds.html

@@ -154,7 +154,7 @@ <h3><a name="get_source">Getting the Source</a></h3>
                     </code>
                 </blockquote>
                 Once you have all the repositories, keep in mind that each
-                repository is it's own independent repository.
+                repository is its own independent repository.
                 You can also re-run <code>./get_source.sh</code> anytime to
                 pull over all the latest changesets in all the repositories.
                 This set of nested repositories has been given the term
@@ -241,6 +241,14 @@ <h3><a name="repositories">Repositories</a></h3>
                                 source code for the OpenJDK Corba functionality
                             </td>
                         </tr>
+                        <tr>
+                            <td>
+                                nashorn
+                            </td>
+                            <td>
+                                source code for the OpenJDK JavaScript implementation
+                            </td>
+                        </tr>
                     </tbody>
                 </table>
             </blockquote>
@@ -386,7 +394,7 @@ <h3><a name="setup">System Setup</a></h3>
                         <code>--with-boot-jdk</code>.
                     </li>
                     <li>
-                        Insure that GNU make, the Bootstrap JDK,
+                        Ensure that GNU make, the Bootstrap JDK,
                         and the compilers are all
                         in your PATH environment variable
                     </li>
@@ -1307,9 +1315,9 @@ <h3><a name="faq">FAQ</a></h3>
                     you will need to modify the makefiles. But for normal file
                     additions or removals, no changes are needed. There are certan
                     exceptions for some native libraries where the source files are spread
-                    over many directories which also contain courses for other
+                    over many directories which also contain sources for other
                     libraries. In these cases it was simply easier to create include lists
-                    rather thane excludes.
+                    rather than excludes.
                 </p>
 
                 <p>
@@ -1327,14 +1335,14 @@ <h3><a name="faq">FAQ</a></h3>
                 <p>
                     <b>Q:</b> 
                     <code>configure</code> provides OpenJDK-specific features such as
-                    <code>--enable-jigsaw</code> or <code>--with-builddeps-server</code>
-                    that are not described in this document. What about those?
+                    <code>--with-builddeps-server</code> that are not
+                    described in this document. What about those? 
                     <br>
                     <b>A:</b>
                     Try them out if you like! But be aware that most of these are 
                     experimental features. 
                     Many of them don't do anything at all at the moment; the option 
-                    is just a placeholder. Other depends on
+                    is just a placeholder. Others depend on
                     pieces of code or infrastructure that is currently 
                     not ready for prime time.
                 </p>
@@ -1385,24 +1393,6 @@ <h3><a name="faq">FAQ</a></h3>
                     system and some will need to wait until after.
                 </p>
 
-                <p>
-                    <b>Q:</b> What is @GenerateNativeHeaders?
-                    <br>
-                    <b>A:</b> 
-                    To speed up compilation, we added a flag to javac which makes it 
-                    do the job of javah as well, as a by-product; that is, generating
-                    native .h header files. These files are only generated 
-                    if a class contains native methods. However, sometimes 
-                    a class contains no native method,
-                    but still contains constants that native code needs to use. 
-                    The new GenerateNativeHeaders annotation tells javac to
-                    force generation of a
-                    header file in these cases. (We don't want to generate 
-                    native headers for all classes that contains constants 
-                    but no native methods, since
-                    that would slow down the compilation process needlessly.)
-                </p>
-
                 <p>
                     <b>Q:</b> 
                     Is anything able to use the results of the new build's default make target?
@@ -1429,10 +1419,9 @@ <h3><a name="faq">FAQ</a></h3>
                     What should I do?
                     <br>
                     <b>A:</b>
-                    It might very well be that we have missed to add support for
+                    It might very well be that we have neglected to add support for
                     an option that was actually used from outside the build system.
-                    Email us and we will
-                    add support for it!
+                    Email us and we will add support for it!
                 </p>
 
             </blockquote>

common/autoconf/generated-configure.sh

@@ -29573,7 +29573,7 @@ if test "x$OPENJDK_TARGET_OS" = xsolaris; then
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DSOLARIS"
 fi
 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
-    CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE"
+    CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT"
     # Setting these parameters makes it an error to link to macosx APIs that are
     # newer than the given OS version and makes the linked binaries compatible even
     # if built on a newer version of the OS.

common/autoconf/toolchain.m4

@@ -905,7 +905,7 @@ if test "x$OPENJDK_TARGET_OS" = xsolaris; then
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DSOLARIS"
 fi
 if test "x$OPENJDK_TARGET_OS" = xmacosx; then
-    CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE"
+    CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT"
     # Setting these parameters makes it an error to link to macosx APIs that are
     # newer than the given OS version and makes the linked binaries compatible even
     # if built on a newer version of the OS.

corba/.hgtags

@@ -225,3 +225,4 @@ c8286839d0df04aba819ec4bef12b86babccf30e jdk8-b90
 a013024b07475782f1fa8e196e950b34b4077663 jdk8-b101
 528c7e76eaeee022817ee085668459bc97cf5665 jdk8-b102
 49c4a777fdfd648d4c3fffc940fdb97a23108ca8 jdk8-b103
+d411c60a8c2fe8fdc572af907775e90f7eefd513 jdk8-b104

hotspot/.hgtags

@@ -369,3 +369,5 @@ c4697c1c448416108743b59118b4a2498b339d0c jdk8-b102
 7f55137d6aa81efc6eb0035813709f2cb6a26b8b hs25-b45
 6f9be7f87b9653e94fd8fb3070891a0cc91b15bf jdk8-b103
 580430d131ccd475e2f2ad4006531b8c4813d102 hs25-b46
+104743074675359cfbf7f4dcd9ab2a5974a16627 jdk8-b104
+c1604d5885a6f2adc0bcea2fa142a8f6bafad2f0 hs25-b47

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/InstanceKlass.java

@@ -75,19 +75,19 @@ private static synchronized void initialize(TypeDataBase db) throws WrongTypeExc
     javaFieldsCount      = new CIntField(type.getCIntegerField("_java_fields_count"), 0);
     constants            = new MetadataField(type.getAddressField("_constants"), 0);
     classLoaderData      = type.getAddressField("_class_loader_data");
-    sourceFileName       = type.getAddressField("_source_file_name");
     sourceDebugExtension = type.getAddressField("_source_debug_extension");
     innerClasses         = type.getAddressField("_inner_classes");
+    sourceFileNameIndex  = new CIntField(type.getCIntegerField("_source_file_name_index"), 0);
     nonstaticFieldSize   = new CIntField(type.getCIntegerField("_nonstatic_field_size"), 0);
     staticFieldSize      = new CIntField(type.getCIntegerField("_static_field_size"), 0);
-    staticOopFieldCount   = new CIntField(type.getCIntegerField("_static_oop_field_count"), 0);
+    staticOopFieldCount  = new CIntField(type.getCIntegerField("_static_oop_field_count"), 0);
     nonstaticOopMapSize  = new CIntField(type.getCIntegerField("_nonstatic_oop_map_size"), 0);
     isMarkedDependent    = new CIntField(type.getCIntegerField("_is_marked_dependent"), 0);
     initState            = new CIntField(type.getCIntegerField("_init_state"), 0);
     vtableLen            = new CIntField(type.getCIntegerField("_vtable_len"), 0);
     itableLen            = new CIntField(type.getCIntegerField("_itable_len"), 0);
     breakpoints          = type.getAddressField("_breakpoints");
-    genericSignature     = type.getAddressField("_generic_signature");
+    genericSignatureIndex = new CIntField(type.getCIntegerField("_generic_signature_index"), 0);
     majorVersion         = new CIntField(type.getCIntegerField("_major_version"), 0);
     minorVersion         = new CIntField(type.getCIntegerField("_minor_version"), 0);
     headerSize           = Oop.alignObjectOffset(type.getSize());
@@ -134,9 +134,9 @@ public InstanceKlass(Address addr) {
   private static CIntField javaFieldsCount;
   private static MetadataField constants;
   private static AddressField  classLoaderData;
-  private static AddressField  sourceFileName;
   private static AddressField  sourceDebugExtension;
   private static AddressField  innerClasses;
+  private static CIntField sourceFileNameIndex;
   private static CIntField nonstaticFieldSize;
   private static CIntField staticFieldSize;
   private static CIntField staticOopFieldCount;
@@ -146,7 +146,7 @@ public InstanceKlass(Address addr) {
   private static CIntField vtableLen;
   private static CIntField itableLen;
   private static AddressField breakpoints;
-  private static AddressField  genericSignature;
+  private static CIntField genericSignatureIndex;
   private static CIntField majorVersion;
   private static CIntField minorVersion;
 
@@ -346,15 +346,15 @@ public int       getAllFieldsCount()      {
   public ConstantPool getConstants()        { return (ConstantPool) constants.getValue(this); }
   public ClassLoaderData getClassLoaderData() { return                ClassLoaderData.instantiateWrapperFor(classLoaderData.getValue(getAddress())); }
   public Oop       getClassLoader()         { return                getClassLoaderData().getClassLoader(); }
-  public Symbol    getSourceFileName()      { return getSymbol(sourceFileName); }
+  public Symbol    getSourceFileName()      { return                getConstants().getSymbolAt(sourceFileNameIndex.getValue(this)); }
   public String    getSourceDebugExtension(){ return                CStringUtilities.getString(sourceDebugExtension.getValue(getAddress())); }
   public long      getNonstaticFieldSize()  { return                nonstaticFieldSize.getValue(this); }
   public long      getStaticOopFieldCount() { return                staticOopFieldCount.getValue(this); }
   public long      getNonstaticOopMapSize() { return                nonstaticOopMapSize.getValue(this); }
   public boolean   getIsMarkedDependent()   { return                isMarkedDependent.getValue(this) != 0; }
   public long      getVtableLen()           { return                vtableLen.getValue(this); }
   public long      getItableLen()           { return                itableLen.getValue(this); }
-  public Symbol    getGenericSignature()    { return getSymbol(genericSignature); }
+  public Symbol    getGenericSignature()    { return                getConstants().getSymbolAt(genericSignatureIndex.getValue(this)); }
   public long      majorVersion()           { return                majorVersion.getValue(this); }
   public long      minorVersion()           { return                minorVersion.getValue(this); }
 

hotspot/agent/src/share/classes/sun/jvm/hotspot/tools/jcore/ClassDump.java

@@ -92,8 +92,13 @@ public void run() {
                     System.err.println("Warning: Can not create class filter!");
                 }
             }
-            String outputDirectory = System.getProperty("sun.jvm.hotspot.tools.jcore.outputDir", ".");
-            setOutputDirectory(outputDirectory);
+
+            // outputDirectory and jarStream are alternatives: setting one closes the other.
+            // If neither is set, use outputDirectory from the System property:
+            if (outputDirectory == null && jarStream == null) {
+                String dirName = System.getProperty("sun.jvm.hotspot.tools.jcore.outputDir", ".");
+                setOutputDirectory(dirName);
+            }
 
             // walk through the system dictionary
             SystemDictionary dict = VM.getVM().getSystemDictionary();

hotspot/make/bsd/makefiles/gcc.make

@@ -247,7 +247,7 @@ ifeq ($(USE_CLANG), true)
 # Not yet supported by clang in Xcode 4.6.2
 #  WARNINGS_ARE_ERRORS += -Wno-tautological-constant-out-of-range-compare
   WARNINGS_ARE_ERRORS += -Wno-delete-non-virtual-dtor -Wno-deprecated -Wno-format -Wno-dynamic-class-memaccess
-  WARNINGS_ARE_ERRORS += -Wno-return-type -Wno-empty-body
+  WARNINGS_ARE_ERRORS += -Wno-empty-body
 endif
 
 WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef

hotspot/make/hotspot_version

@@ -35,7 +35,7 @@ HOTSPOT_VM_COPYRIGHT=Copyright 2013
 
 HS_MAJOR_VER=25
 HS_MINOR_VER=0
-HS_BUILD_NUMBER=46
+HS_BUILD_NUMBER=47
 
 JDK_MAJOR_VER=1
 JDK_MINOR_VER=8

hotspot/src/cpu/sparc/vm/macroAssembler_sparc.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 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
@@ -29,6 +29,7 @@
 #include "interpreter/interpreter.hpp"
 #include "memory/cardTableModRefBS.hpp"
 #include "memory/resourceArea.hpp"
+#include "memory/universe.hpp"
 #include "prims/methodHandles.hpp"
 #include "runtime/biasedLocking.hpp"
 #include "runtime/interfaceSupport.hpp"
@@ -1145,7 +1146,7 @@ void  MacroAssembler::set_narrow_klass(Klass* k, Register d) {
   assert(oop_recorder() != NULL, "this assembler needs an OopRecorder");
   int klass_index = oop_recorder()->find_index(k);
   RelocationHolder rspec = metadata_Relocation::spec(klass_index);
-  narrowOop encoded_k = oopDesc::encode_klass(k);
+  narrowOop encoded_k = Klass::encode_klass(k);
 
   assert_not_delayed();
   // Relocation with special format (see relocInfo_sparc.hpp).
@@ -1419,7 +1420,6 @@ void MacroAssembler::verify_oop_subroutine() {
   load_klass(O0_obj, O0_obj);
   // assert((klass != NULL)
   br_null_short(O0_obj, pn, fail);
-  // TODO: Future assert that klass is lower 4g memory for UseCompressedKlassPointers
 
   wrccr( O5_save_flags ); // Restore CCR's
 
@@ -4089,52 +4089,91 @@ void  MacroAssembler::decode_heap_oop_not_null(Register src, Register dst) {
 }
 
 void MacroAssembler::encode_klass_not_null(Register r) {
-  assert(Metaspace::is_initialized(), "metaspace should be initialized");
   assert (UseCompressedKlassPointers, "must be compressed");
-  assert (LogKlassAlignmentInBytes == Universe::narrow_klass_shift(), "decode alg wrong");
-  if (Universe::narrow_klass_base() != NULL)
-    sub(r, G6_heapbase, r);
-  srlx(r, LogKlassAlignmentInBytes, r);
+  assert(Universe::narrow_klass_base() != NULL, "narrow_klass_base should be initialized");
+  assert(r != G6_heapbase, "bad register choice");
+  set((intptr_t)Universe::narrow_klass_base(), G6_heapbase);
+  sub(r, G6_heapbase, r);
+  if (Universe::narrow_klass_shift() != 0) {
+    assert (LogKlassAlignmentInBytes == Universe::narrow_klass_shift(), "decode alg wrong");
+    srlx(r, LogKlassAlignmentInBytes, r);
+  }
+  reinit_heapbase();
 }
 
 void MacroAssembler::encode_klass_not_null(Register src, Register dst) {
-  assert(Metaspace::is_initialized(), "metaspace should be initialized");
-  assert (UseCompressedKlassPointers, "must be compressed");
-  assert (LogKlassAlignmentInBytes == Universe::narrow_klass_shift(), "decode alg wrong");
-  if (Universe::narrow_klass_base() == NULL) {
-    srlx(src, LogKlassAlignmentInBytes, dst);
+  if (src == dst) {
+    encode_klass_not_null(src);
   } else {
-    sub(src, G6_heapbase, dst);
-    srlx(dst, LogKlassAlignmentInBytes, dst);
+    assert (UseCompressedKlassPointers, "must be compressed");
+    assert(Universe::narrow_klass_base() != NULL, "narrow_klass_base should be initialized");
+    set((intptr_t)Universe::narrow_klass_base(), dst);
+    sub(src, dst, dst);
+    if (Universe::narrow_klass_shift() != 0) {
+      srlx(dst, LogKlassAlignmentInBytes, dst);
+    }
   }
 }
 
+// Function instr_size_for_decode_klass_not_null() counts the instructions
+// generated by decode_klass_not_null() and reinit_heapbase().  Hence, if
+// the instructions they generate change, then this method needs to be updated.
+int MacroAssembler::instr_size_for_decode_klass_not_null() {
+  assert (UseCompressedKlassPointers, "only for compressed klass ptrs");
+  // set + add + set
+  int num_instrs = insts_for_internal_set((intptr_t)Universe::narrow_klass_base()) + 1 +
+    insts_for_internal_set((intptr_t)Universe::narrow_ptrs_base());
+  if (Universe::narrow_klass_shift() == 0) {
+    return num_instrs * BytesPerInstWord;
+  } else { // sllx
+    return (num_instrs + 1) * BytesPerInstWord;
+  }
+}
+
+// !!! If the instructions that get generated here change then function
+// instr_size_for_decode_klass_not_null() needs to get updated.
 void  MacroAssembler::decode_klass_not_null(Register r) {
-  assert(Metaspace::is_initialized(), "metaspace should be initialized");
   // Do not add assert code to this unless you change vtableStubs_sparc.cpp
   // pd_code_size_limit.
   assert (UseCompressedKlassPointers, "must be compressed");
-  assert (LogKlassAlignmentInBytes == Universe::narrow_klass_shift(), "decode alg wrong");
-  sllx(r, LogKlassAlignmentInBytes, r);
-  if (Universe::narrow_klass_base() != NULL)
-    add(r, G6_heapbase, r);
+  assert(Universe::narrow_klass_base() != NULL, "narrow_klass_base should be initialized");
+  assert(r != G6_heapbase, "bad register choice");
+  set((intptr_t)Universe::narrow_klass_base(), G6_heapbase);
+  if (Universe::narrow_klass_shift() != 0)
+    sllx(r, LogKlassAlignmentInBytes, r);
+  add(r, G6_heapbase, r);
+  reinit_heapbase();
 }
 
 void  MacroAssembler::decode_klass_not_null(Register src, Register dst) {
-  assert(Metaspace::is_initialized(), "metaspace should be initialized");
-  // Do not add assert code to this unless you change vtableStubs_sparc.cpp
-  // pd_code_size_limit.
-  assert (UseCompressedKlassPointers, "must be compressed");
-  assert (LogKlassAlignmentInBytes == Universe::narrow_klass_shift(), "decode alg wrong");
-  sllx(src, LogKlassAlignmentInBytes, dst);
-  if (Universe::narrow_klass_base() != NULL)
-    add(dst, G6_heapbase, dst);
+  if (src == dst) {
+    decode_klass_not_null(src);
+  } else {
+    // Do not add assert code to this unless you change vtableStubs_sparc.cpp
+    // pd_code_size_limit.
+    assert (UseCompressedKlassPointers, "must be compressed");
+    assert(Universe::narrow_klass_base() != NULL, "narrow_klass_base should be initialized");
+    if (Universe::narrow_klass_shift() != 0) {
+      assert((src != G6_heapbase) && (dst != G6_heapbase), "bad register choice");
+      set((intptr_t)Universe::narrow_klass_base(), G6_heapbase);
+      sllx(src, LogKlassAlignmentInBytes, dst);
+      add(dst, G6_heapbase, dst);
+      reinit_heapbase();
+    } else {
+      set((intptr_t)Universe::narrow_klass_base(), dst);
+      add(src, dst, dst);
+    }
+  }
 }
 
 void MacroAssembler::reinit_heapbase() {
   if (UseCompressedOops || UseCompressedKlassPointers) {
-    AddressLiteral base(Universe::narrow_ptrs_base_addr());
-    load_ptr_contents(base, G6_heapbase);
+    if (Universe::heap() != NULL) {
+      set((intptr_t)Universe::narrow_ptrs_base(), G6_heapbase);
+    } else {
+      AddressLiteral base(Universe::narrow_ptrs_base_addr());
+      load_ptr_contents(base, G6_heapbase);
+    }
   }
 }
 

hotspot/src/cpu/sparc/vm/macroAssembler_sparc.hpp

@@ -1177,6 +1177,9 @@ class MacroAssembler : public Assembler {
   void push_CPU_state();
   void pop_CPU_state();
 
+  // Returns the byte size of the instructions generated by decode_klass_not_null().
+  static int instr_size_for_decode_klass_not_null();
+
   // if heap base register is used - reinit it with the correct value
   void reinit_heapbase();