Merge

.hgtags-top-repo

@@ -103,3 +103,4 @@ ed6950da30cf1e8904b4bdb034d471647942271f jdk7-b123
 b566d490905691787f8931f69947a92c67c6d5e4 jdk7-b126
 bd70f76b0309068f157ae759c36eac8f2c6d098e jdk7-b127
 57d702105b23fb90e40beaf00f8f8aeae5e249e7 jdk7-b128
+a6b015b59fbc2518762c17ccc35702f03ef7713a jdk7-b129

hotspot/.hgtags

@@ -146,3 +146,5 @@ e24ab3fa6aafad3efabbe7dba9918c5f461a20b1 hs20-b06
 d535bf4c12355a2897e918da9f8910c0aceec4fb hs20-b07
 102466e70debc4b907afbd7624e34ddb1aafee9f jdk7-b127
 9a5762f448595794d449a8e17342abd81a3fadaf jdk7-b128
+ae4b185f2ed14af7bab610738c333840598cdcc4 jdk7-b129
+ae4b185f2ed14af7bab610738c333840598cdcc4 hs21-b01

hotspot/agent/src/share/classes/sun/jvm/hotspot/runtime/ServiceThread.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2011 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
@@ -29,13 +29,13 @@ import java.io.*;
 import sun.jvm.hotspot.debugger.*;
 import sun.jvm.hotspot.types.*;
 
-public class LowMemoryDetectorThread extends JavaThread {
+public class ServiceThread extends JavaThread {
-  public LowMemoryDetectorThread(Address addr) {
+  public ServiceThread(Address addr) {
     super(addr);
   }
 
   public boolean isJavaThread() { return false; }
   public boolean isHiddenFromExternalView() { return true; }
-  public boolean isLowMemoryDetectorThread() { return true; }
+  public boolean isServiceThread() { return true; }
 
 }

hotspot/agent/src/share/classes/sun/jvm/hotspot/runtime/Thread.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2009, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2011, 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
@@ -111,7 +111,7 @@ public class Thread extends VMObject {
   public boolean   isJvmtiAgentThread()        { return false; }
   public boolean   isWatcherThread()           { return false; }
   public boolean   isConcurrentMarkSweepThread() { return false; }
-  public boolean   isLowMemoryDetectorThread() { return false; }
+  public boolean   isServiceThread()           { return false; }
 
   /** Memory operations */
   public void oopsDo(AddressVisitor oopVisitor) {

hotspot/agent/src/share/classes/sun/jvm/hotspot/runtime/Threads.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2009, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2011, 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
@@ -107,14 +107,14 @@ public class Threads {
         // for now, use JavaThread itself. fix it later with appropriate class if needed
         virtualConstructor.addMapping("SurrogateLockerThread", JavaThread.class);
         virtualConstructor.addMapping("JvmtiAgentThread", JvmtiAgentThread.class);
-        virtualConstructor.addMapping("LowMemoryDetectorThread", LowMemoryDetectorThread.class);
+        virtualConstructor.addMapping("ServiceThread", ServiceThread.class);
     }
 
     public Threads() {
     }
 
     /** NOTE: this returns objects of type JavaThread, CompilerThread,
-      JvmtiAgentThread, and LowMemoryDetectorThread.
+      JvmtiAgentThread, and ServiceThread.
       The latter four are subclasses of the former. Most operations
       (fetching the top frame, etc.) are only allowed to be performed on
       a "pure" JavaThread. For this reason, {@link
@@ -143,7 +143,7 @@ public class Threads {
             return thread;
         } catch (Exception e) {
             throw new RuntimeException("Unable to deduce type of thread from address " + threadAddr +
-            " (expected type JavaThread, CompilerThread, LowMemoryDetectorThread, JvmtiAgentThread, or SurrogateLockerThread)", e);
+            " (expected type JavaThread, CompilerThread, ServiceThread, JvmtiAgentThread, or SurrogateLockerThread)", e);
         }
     }
 

hotspot/make/Makefile

@@ -73,6 +73,7 @@ else
   include defs.make
 endif
 
+include $(GAMMADIR)/make/altsrc.make
 
 ifneq ($(ALT_OUTPUTDIR),)
   ALT_OUT=ALT_OUTPUTDIR=$(ALT_OUTPUTDIR)
@@ -361,7 +362,8 @@ $(EXPORT_INCLUDE_DIR)/%: $(HS_SRC_DIR)/share/vm/code/%
 $(EXPORT_INCLUDE_DIR)/%: $(HS_SRC_DIR)/share/vm/prims/%
 	$(install-file)
 
-$(EXPORT_INCLUDE_DIR)/$(JDK_INCLUDE_SUBDIR)/jni_md.h:  $(HS_SRC_DIR)/cpu/$(HS_ARCH)/vm/jni_$(HS_ARCH).h
+HS_JNI_ARCH_SRC=$(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(HS_ARCH)/vm/jni_$(HS_ARCH).h)
+$(EXPORT_INCLUDE_DIR)/$(JDK_INCLUDE_SUBDIR)/jni_md.h: $(HS_JNI_ARCH_SRC)
 	$(install-file)
 
 $(EXPORT_INCLUDE_DIR)/%: $(HS_SRC_DIR)/share/vm/services/%

hotspot/make/altsrc.make

@@ -0,0 +1,92 @@
+#
+# Copyright (c) 2011, 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.
+#  
+#
+
+# This file defines variables and macros which are used in the makefiles to 
+# allow distributions to augment or replace common hotspot code with 
+# distribution-specific source files.
+
+# Requires: GAMMADIR
+# Provides:
+#   variables: HS_COMMON_SRC, HS_ALT_SRC, HS_COMMON_SRC_REL, and HS_ALT_SRC_REL
+#   functions: altsrc-equiv, if-has-altsrc, altsrc, altsrc-replace
+
+HS_COMMON_SRC_REL=src
+
+# This needs to be changed to a more generic location, but we keep it as this 
+# for now for compatibility
+HS_ALT_SRC_REL=src/closed
+
+HS_COMMON_SRC=$(GAMMADIR)/$(HS_COMMON_SRC_REL)
+HS_ALT_SRC=$(GAMMADIR)/$(HS_ALT_SRC_REL)
+
+
+## altsrc-equiv 
+# 
+# Convert a common source path to an alternative source path
+#
+# Parameter: An absolute path into the common sources
+# Result: The matching path to the alternate-source location
+#
+altsrc-equiv=$(subst $(HS_COMMON_SRC)/,$(HS_ALT_SRC)/,$(1))
+
+
+## if-has-altsrc
+#
+# Conditional macro to test for the existence of an alternate source path
+#
+# Parameter: An absolute path into the common sources
+# Parameter: Result if the alternative-source location exists
+# Parameter: Result if the alternative-source location does not exist
+# Result: expands to parameter 2 or 3 depending on existence of alternate source
+#
+if-has-altsrc=$(if $(wildcard $(call altsrc-equiv,$(1))),$(2),$(3))
+
+
+## altsrc
+#
+# Converts common source path to alternate source path if the alternate 
+# path exists, otherwise evaluates to nul (empty string)
+# 
+# Parameter: An absolute path into the common sources
+# Result: The equivalent path to the alternate-source location, if such a 
+#         location exists on the filesystem.  Otherwise it expands to empty.
+# 
+altsrc=$(call if-has-altsrc,$(1),$(call altsrc-equiv,$(1)))
+
+## commonsrc
+# 
+# Returns parameter.
+#
+commonsrc=$(1)
+
+
+## altsrc-replace
+#
+# Converts a common source path to an alternate source path if the alternate
+# source path exists.  Otherwise it evaluates to the input common source path.
+#
+# Parameter: An absolute path into the common sources
+# Result: A path to either the common or alternate sources
+#
+altsrc-replace=$(call if-has-altsrc,$(1),$(call altsrc-equiv,$(1)),$(1))

hotspot/make/hotspot_version

@@ -35,7 +35,7 @@ HOTSPOT_VM_COPYRIGHT=Copyright 2011
 
 HS_MAJOR_VER=21
 HS_MINOR_VER=0
-HS_BUILD_NUMBER=01
+HS_BUILD_NUMBER=02
 
 JDK_MAJOR_VER=1
 JDK_MINOR_VER=7

hotspot/make/jprt.properties

@@ -44,6 +44,11 @@ jprt.tools.default.release=${jprt.submit.release}
 
 jprt.sync.push=false
 
+# Note: we want both embedded releases and regular releases to build and test
+#       all platforms so that regressions are not introduced (eg. change to
+#       common code by SE breaks PPC/ARM; change to common code by SE-E breaks
+#       sparc etc.
+
 # Define the Solaris platforms we want for the various releases
 
 jprt.my.solaris.sparc.jdk7=solaris_sparc_5.10
@@ -55,6 +60,8 @@ jprt.my.solaris.sparc.jdk6u10=solaris_sparc_5.8
 jprt.my.solaris.sparc.jdk6u14=solaris_sparc_5.8
 jprt.my.solaris.sparc.jdk6u18=solaris_sparc_5.8
 jprt.my.solaris.sparc.jdk6u20=solaris_sparc_5.8
+jprt.my.solaris.sparc.ejdk7=${jprt.my.solaris.sparc.jdk7}
+jprt.my.solaris.sparc.ejdk6=${jprt.my.solaris.sparc.jdk6}
 jprt.my.solaris.sparc=${jprt.my.solaris.sparc.${jprt.tools.default.release}}
 
 jprt.my.solaris.sparcv9.jdk7=solaris_sparcv9_5.10
@@ -66,6 +73,8 @@ jprt.my.solaris.sparcv9.jdk6u10=solaris_sparcv9_5.8
 jprt.my.solaris.sparcv9.jdk6u14=solaris_sparcv9_5.8
 jprt.my.solaris.sparcv9.jdk6u18=solaris_sparcv9_5.8
 jprt.my.solaris.sparcv9.jdk6u20=solaris_sparcv9_5.8
+jprt.my.solaris.sparcv9.ejdk7=${jprt.my.solaris.sparcv9.jdk7}
+jprt.my.solaris.sparcv9.ejdk6=${jprt.my.solaris.sparcv9.jdk6}
 jprt.my.solaris.sparcv9=${jprt.my.solaris.sparcv9.${jprt.tools.default.release}}
 
 jprt.my.solaris.i586.jdk7=solaris_i586_5.10
@@ -77,6 +86,8 @@ jprt.my.solaris.i586.jdk6u10=solaris_i586_5.8
 jprt.my.solaris.i586.jdk6u14=solaris_i586_5.8
 jprt.my.solaris.i586.jdk6u18=solaris_i586_5.8
 jprt.my.solaris.i586.jdk6u20=solaris_i586_5.8
+jprt.my.solaris.i586.ejdk7=${jprt.my.solaris.i586.jdk7}
+jprt.my.solaris.i586.ejdk6=${jprt.my.solaris.i586.jdk6}
 jprt.my.solaris.i586=${jprt.my.solaris.i586.${jprt.tools.default.release}}
 
 jprt.my.solaris.x64.jdk7=solaris_x64_5.10
@@ -88,6 +99,8 @@ jprt.my.solaris.x64.jdk6u10=solaris_x64_5.10
 jprt.my.solaris.x64.jdk6u14=solaris_x64_5.10
 jprt.my.solaris.x64.jdk6u18=solaris_x64_5.10
 jprt.my.solaris.x64.jdk6u20=solaris_x64_5.10
+jprt.my.solaris.x64.ejdk7=${jprt.my.solaris.x64.jdk7}
+jprt.my.solaris.x64.ejdk6=${jprt.my.solaris.x64.jdk6}
 jprt.my.solaris.x64=${jprt.my.solaris.x64.${jprt.tools.default.release}}
 
 jprt.my.linux.i586.jdk7=linux_i586_2.6
@@ -99,6 +112,8 @@ jprt.my.linux.i586.jdk6u10=linux_i586_2.4
 jprt.my.linux.i586.jdk6u14=linux_i586_2.4
 jprt.my.linux.i586.jdk6u18=linux_i586_2.4
 jprt.my.linux.i586.jdk6u20=linux_i586_2.4
+jprt.my.linux.i586.ejdk7=linux_i586_2.6
+jprt.my.linux.i586.ejdk6=linux_i586_2.6
 jprt.my.linux.i586=${jprt.my.linux.i586.${jprt.tools.default.release}}
 
 jprt.my.linux.x64.jdk7=linux_x64_2.6
@@ -110,8 +125,45 @@ jprt.my.linux.x64.jdk6u10=linux_x64_2.4
 jprt.my.linux.x64.jdk6u14=linux_x64_2.4
 jprt.my.linux.x64.jdk6u18=linux_x64_2.4
 jprt.my.linux.x64.jdk6u20=linux_x64_2.4
+jprt.my.linux.x64.ejdk7=${jprt.my.linux.x64.jdk7}
+jprt.my.linux.x64.ejdk6=${jprt.my.linux.x64.jdk6}
 jprt.my.linux.x64=${jprt.my.linux.x64.${jprt.tools.default.release}}
 
+jprt.my.linux.ppc.jdk7=linux_ppc_2.6
+jprt.my.linux.ppc.jdk7b107=linux_ppc_2.6
+jprt.my.linux.ppc.jdk7temp=linux_ppc_2.6
+jprt.my.linux.ppc.ejdk6=linux_ppc_2.6
+jprt.my.linux.ppc.ejdk7=linux_ppc_2.6
+jprt.my.linux.ppc=${jprt.my.linux.ppc.${jprt.tools.default.release}}
+
+jprt.my.linux.ppcv2.jdk7=linux_ppcv2_2.6
+jprt.my.linux.ppcv2.jdk7b107=linux_ppcv2_2.6
+jprt.my.linux.ppcv2.jdk7temp=linux_ppcv2_2.6
+jprt.my.linux.ppcv2.ejdk6=linux_ppcv2_2.6
+jprt.my.linux.ppcv2.ejdk7=linux_ppcv2_2.6
+jprt.my.linux.ppcv2=${jprt.my.linux.ppcv2.${jprt.tools.default.release}}
+
+jprt.my.linux.ppcsflt.jdk7=linux_ppcsflt_2.6
+jprt.my.linux.ppcsflt.jdk7b107=linux_ppcsflt_2.6
+jprt.my.linux.ppcsflt.jdk7temp=linux_ppcsflt_2.6
+jprt.my.linux.ppcsflt.ejdk6=linux_ppcsflt_2.6
+jprt.my.linux.ppcsflt.ejdk7=linux_ppcsflt_2.6
+jprt.my.linux.ppcsflt=${jprt.my.linux.ppcsflt.${jprt.tools.default.release}}
+
+jprt.my.linux.armvfp.jdk7=linux_armvfp_2.6
+jprt.my.linux.armvfp.jdk7b107=linux_armvfp_2.6
+jprt.my.linux.armvfp.jdk7temp=linux_armvfp_2.6
+jprt.my.linux.armvfp.ejdk6=linux_armvfp_2.6
+jprt.my.linux.armvfp.ejdk7=linux_armvfp_2.6
+jprt.my.linux.armvfp=${jprt.my.linux.armvfp.${jprt.tools.default.release}}
+
+jprt.my.linux.armsflt.jdk7=linux_armsflt_2.6
+jprt.my.linux.armsflt.jdk7b107=linux_armsflt_2.6
+jprt.my.linux.armsflt.jdk7temp=linux_armsflt_2.6
+jprt.my.linux.armsflt.ejdk6=linux_armsflt_2.6
+jprt.my.linux.armsflt.ejdk7=linux_armsflt_2.6
+jprt.my.linux.armsflt=${jprt.my.linux.armsflt.${jprt.tools.default.release}}
+
 jprt.my.windows.i586.jdk7=windows_i586_5.1
 jprt.my.windows.i586.jdk7b107=windows_i586_5.0
 jprt.my.windows.i586.jdk7temp=windows_i586_5.0
@@ -121,6 +173,8 @@ jprt.my.windows.i586.jdk6u10=windows_i586_5.0
 jprt.my.windows.i586.jdk6u14=windows_i586_5.0
 jprt.my.windows.i586.jdk6u18=windows_i586_5.0
 jprt.my.windows.i586.jdk6u20=windows_i586_5.0
+jprt.my.windows.i586.ejdk7=${jprt.my.windows.i586.jdk7}
+jprt.my.windows.i586.ejdk6=${jprt.my.windows.i586.jdk6}
 jprt.my.windows.i586=${jprt.my.windows.i586.${jprt.tools.default.release}}
 
 jprt.my.windows.x64.jdk7=windows_x64_5.2
@@ -132,11 +186,13 @@ jprt.my.windows.x64.jdk6u10=windows_x64_5.2
 jprt.my.windows.x64.jdk6u14=windows_x64_5.2
 jprt.my.windows.x64.jdk6u18=windows_x64_5.2
 jprt.my.windows.x64.jdk6u20=windows_x64_5.2
+jprt.my.windows.x64.ejdk7=${jprt.my.windows.x64.jdk7}
+jprt.my.windows.x64.ejdk6=${jprt.my.windows.x64.jdk6}
 jprt.my.windows.x64=${jprt.my.windows.x64.${jprt.tools.default.release}}
 
 # Standard list of jprt build targets for this source tree
 
-jprt.build.targets= \
+jprt.build.targets.standard= \
     ${jprt.my.solaris.sparc}-{product|fastdebug|debug}, \
     ${jprt.my.solaris.sparcv9}-{product|fastdebug|debug}, \
     ${jprt.my.solaris.i586}-{product|fastdebug|debug}, \
@@ -146,6 +202,30 @@ jprt.build.targets= \
     ${jprt.my.windows.i586}-{product|fastdebug|debug}, \
     ${jprt.my.windows.x64}-{product|fastdebug|debug}
 
+jprt.build.targets.embedded= \
+    ${jprt.my.linux.i586}-{product|fastdebug|debug}, \
+    ${jprt.my.linux.ppc}-{product|fastdebug}, \
+    ${jprt.my.linux.ppcv2}-{product|fastdebug}, \
+    ${jprt.my.linux.ppcsflt}-{product|fastdebug}, \
+    ${jprt.my.linux.armvfp}-{product|fastdebug}, \
+    ${jprt.my.linux.armsflt}-{product|fastdebug}
+
+jprt.build.targets.all=${jprt.build.targets.standard}, \
+    ${jprt.build.targets.embedded}
+
+jprt.build.targets.jdk7=${jprt.build.targets.all}
+jprt.build.targets.jdk7temp=${jprt.build.targets.all}
+jprt.build.targets.jdk7b107=${jprt.build.targets.all}
+jprt.build.targets.jdk6=${jprt.build.targets.standard}
+jprt.build.targets.jdk6perf=${jprt.build.targets.standard}
+jprt.build.targets.jdk6u10=${jprt.build.targets.standard}
+jprt.build.targets.jdk6u14=${jprt.build.targets.standard}
+jprt.build.targets.jdk6u18=${jprt.build.targets.standard}
+jprt.build.targets.jdk6u20=${jprt.build.targets.standard}
+jprt.build.targets.ejdk6=${jprt.build.targets.all}
+jprt.build.targets.ejdk7=${jprt.build.targets.all}
+jprt.build.targets=${jprt.build.targets.${jprt.tools.default.release}}
+
 # Subset lists of test targets for this source tree
 
 jprt.my.solaris.sparc.test.targets= \
@@ -372,9 +452,14 @@ jprt.my.windows.x64.test.targets = \
     ${jprt.my.windows.x64}-product-c2-jbb_G1, \
     ${jprt.my.windows.x64}-product-c2-jbb_ParOldGC
 
-# The complete list of test targets for jprt
+# Testing for actual embedded builds is different to standard
+jprt.my.linux.i586.test.targets.embedded = \
+    linux_i586_2.6-product-c1-scimark
 
-jprt.test.targets = \
+# The complete list of test targets for jprt
+# Note: no PPC or ARM tests at this stage
+
+jprt.test.targets.standard = \
   ${jprt.my.solaris.sparc.test.targets}, \
   ${jprt.my.solaris.sparcv9.test.targets}, \
   ${jprt.my.solaris.i586.test.targets}, \
@@ -384,15 +469,41 @@ jprt.test.targets = \
   ${jprt.my.windows.i586.test.targets}, \
   ${jprt.my.windows.x64.test.targets}
 
+jprt.test.targets.embedded= 		\
+  ${jprt.my.linux.i586.test.targets.embedded}, \
+  ${jprt.my.solaris.sparc.test.targets}, \
+  ${jprt.my.solaris.sparcv9.test.targets}, \
+  ${jprt.my.solaris.i586.test.targets}, \
+  ${jprt.my.solaris.x64.test.targets}, \
+  ${jprt.my.linux.x64.test.targets}, \
+  ${jprt.my.windows.i586.test.targets}, \
+  ${jprt.my.windows.x64.test.targets}
+
+
+jprt.test.targets.jdk7=${jprt.test.targets.standard}
+jprt.test.targets.jdk7temp=${jprt.test.targets.standard}
+jprt.test.targets.jdk7b105=${jprt.test.targets.standard}
+jprt.test.targets.jdk6=${jprt.test.targets.standard}
+jprt.test.targets.jdk6perf=${jprt.test.targets.standard}
+jprt.test.targets.jdk6u10=${jprt.test.targets.standard}
+jprt.test.targets.jdk6u14=${jprt.test.targets.standard}
+jprt.test.targets.jdk6u18=${jprt.test.targets.standard}
+jprt.test.targets.jdk6u20=${jprt.test.targets.standard}
+jprt.test.targets.ejdk6=${jprt.test.targets.embedded}
+jprt.test.targets.ejdk7=${jprt.test.targets.embedded}
+jprt.test.targets=${jprt.test.targets.${jprt.tools.default.release}}
+
 # The default test/Makefile targets that should be run
 
 #jprt.make.rule.test.targets=*-product-*-packtest
 
-jprt.make.rule.test.targets = \
+jprt.make.rule.test.targets.standard.client = \
   ${jprt.my.solaris.sparc}-*-c1-clienttest, \
   ${jprt.my.solaris.i586}-*-c1-clienttest, \
   ${jprt.my.linux.i586}-*-c1-clienttest, \
-  ${jprt.my.windows.i586}-*-c1-clienttest, \
+  ${jprt.my.windows.i586}-*-c1-clienttest
+
+jprt.make.rule.test.targets.standard.server = \
   ${jprt.my.solaris.sparc}-*-c2-servertest, \
   ${jprt.my.solaris.sparcv9}-*-c2-servertest, \
   ${jprt.my.solaris.i586}-*-c2-servertest, \
@@ -402,3 +513,23 @@ jprt.make.rule.test.targets = \
   ${jprt.my.windows.i586}-*-c2-servertest, \
   ${jprt.my.windows.x64}-*-c2-servertest
 
+jprt.make.rule.test.targets.standard = \
+  ${jprt.make.rule.test.targets.standard.client}, \
+  ${jprt.make.rule.test.targets.standard.server}
+
+jprt.make.rule.test.targets.embedded = \
+  ${jprt.make.rule.test.targets.standard.client}
+
+jprt.make.rule.test.targets.jdk7=${jprt.make.rule.test.targets.standard}
+jprt.make.rule.test.targets.jdk7temp=${jprt.make.rule.test.targets.standard}
+jprt.make.rule.test.targets.jdk7b107=${jprt.make.rule.test.targets.standard}
+jprt.make.rule.test.targets.jdk6=${jprt.make.rule.test.targets.standard}
+jprt.make.rule.test.targets.jdk6perf=${jprt.make.rule.test.targets.standard}
+jprt.make.rule.test.targets.jdk6u10=${jprt.make.rule.test.targets.standard}
+jprt.make.rule.test.targets.jdk6u14=${jprt.make.rule.test.targets.standard}
+jprt.make.rule.test.targets.jdk6u18=${jprt.make.rule.test.targets.standard}
+jprt.make.rule.test.targets.jdk6u20=${jprt.make.rule.test.targets.standard}
+jprt.make.rule.test.targets.ejdk6=${jprt.make.rule.test.targets.embedded}
+jprt.make.rule.test.targets.ejdk7=${jprt.make.rule.test.targets.embedded}
+jprt.make.rule.test.targets=${jprt.make.rule.test.targets.${jprt.tools.default.release}}
+

hotspot/make/linux/Makefile

@@ -208,7 +208,7 @@ TARGETS_ZERO      = $(addsuffix zero,$(TARGETS))
 TARGETS_SHARK     = $(addsuffix shark,$(TARGETS))
 
 BUILDTREE_MAKE    = $(GAMMADIR)/make/$(OSNAME)/makefiles/buildtree.make
-BUILDTREE_VARS    = GAMMADIR=$(GAMMADIR) OS_FAMILY=$(OSNAME) ARCH=$(SRCARCH) BUILDARCH=$(BUILDARCH) LIBARCH=$(LIBARCH)
+BUILDTREE_VARS    = GAMMADIR=$(GAMMADIR) OS_FAMILY=$(OSNAME) SRCARCH=$(SRCARCH) BUILDARCH=$(BUILDARCH) LIBARCH=$(LIBARCH)
 BUILDTREE_VARS   += HOTSPOT_RELEASE_VERSION=$(HOTSPOT_RELEASE_VERSION) HOTSPOT_BUILD_VERSION=$(HOTSPOT_BUILD_VERSION) JRE_RELEASE_VERSION=$(JRE_RELEASE_VERSION)
 
 BUILDTREE         = $(MAKE) -f $(BUILDTREE_MAKE) $(BUILDTREE_VARS)

hotspot/make/linux/makefiles/adlc.make

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 1999, 2011, 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
@@ -39,8 +39,9 @@ OS = $(Platform_os_family)
 
 SOURCE.AD = $(OUTDIR)/$(OS)_$(Platform_arch_model).ad 
 
-SOURCES.AD = $(GAMMADIR)/src/cpu/$(ARCH)/vm/$(Platform_arch_model).ad \
+SOURCES.AD = \
-	     $(GAMMADIR)/src/os_cpu/$(OS)_$(ARCH)/vm/$(OS)_$(Platform_arch_model).ad 
+  $(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(ARCH)/vm/$(Platform_arch_model).ad) \
+  $(call altsrc-replace,$(HS_COMMON_SRC)/os_cpu/$(OS)_$(ARCH)/vm/$(OS)_$(Platform_arch_model).ad)
 
 EXEC	= $(OUTDIR)/adlc
 

hotspot/make/linux/makefiles/arm.make

@@ -0,0 +1,10 @@
+#
+# Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
+# ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
+#
+
+Obj_Files += linux_arm.o
+
+LIBS += $(EXT_LIBS_PATH)/sflt_glibc.a 
+
+CFLAGS += -DVM_LITTLE_ENDIAN

hotspot/make/linux/makefiles/buildtree.make

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2005, 2011, 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
@@ -24,7 +24,7 @@
 
 # Usage:
 #
-# $(MAKE) -f buildtree.make ARCH=arch BUILDARCH=buildarch LIBARCH=libarch
+# $(MAKE) -f buildtree.make SRCARCH=srcarch BUILDARCH=buildarch LIBARCH=libarch
 #         GAMMADIR=dir OS_FAMILY=os VARIANT=variant
 #
 # The macros ARCH, GAMMADIR, OS_FAMILY and VARIANT must be defined in the
@@ -56,6 +56,8 @@
 # having to read the dependency files for the vm.
 
 include $(GAMMADIR)/make/scm.make
+include $(GAMMADIR)/make/altsrc.make
+
 
 # 'gmake MAKE_VERBOSE=y' or 'gmake QUIETLY=' gives all the gory details.
 QUIETLY$(MAKE_VERBOSE)	= @
@@ -127,7 +129,7 @@ BUILDTREE_TARGETS = Makefile flags.make flags_vm.make vm.make adlc.make jvmti.ma
         env.sh env.csh jdkpath.sh .dbxrc test_gamma
 
 BUILDTREE_VARS	= GAMMADIR=$(GAMMADIR) OS_FAMILY=$(OS_FAMILY) \
-	ARCH=$(ARCH) BUILDARCH=$(BUILDARCH) LIBARCH=$(LIBARCH) VARIANT=$(VARIANT)
+	SRCARCH=$(SRCARCH) BUILDARCH=$(BUILDARCH) LIBARCH=$(LIBARCH) VARIANT=$(VARIANT)
 
 # Define variables to be set in flags.make.
 # Default values are set in make/defs.make.
@@ -146,13 +148,7 @@ endif
 # Define HOTSPOT_VM_DISTRO based on settings in make/openjdk_distro
 # or make/hotspot_distro.
 ifndef HOTSPOT_VM_DISTRO
-  CLOSED_DIR_EXISTS := $(shell                \
+  ifeq ($(call if-has-altsrc,$(HS_COMMON_SRC)/,true,false),true)
-    if [ -d $(GAMMADIR)/src/closed ] ; then \
-      echo true;                              \
-    else                                      \
-      echo false;                             \
-    fi)
-  ifeq ($(CLOSED_DIR_EXISTS), true)
     include $(GAMMADIR)/make/hotspot_distro
   else
     include $(GAMMADIR)/make/openjdk_distro
@@ -177,6 +173,11 @@ $(SUBMAKE_DIRS): $(SIMPLE_DIRS) FORCE
 $(SIMPLE_DIRS):
 	$(QUIETLY) mkdir -p $@
 
+# Convenience macro which takes a source relative path, applies $(1) to the
+# absolute path, and then replaces $(GAMMADIR) in the result with a 
+# literal "$(GAMMADIR)/" suitable for inclusion in a Makefile.  
+gamma-path=$(subst $(GAMMADIR),\$$(GAMMADIR),$(call $(1),$(HS_COMMON_SRC)/$(2)))
+
 flags.make: $(BUILDTREE_MAKE) ../shared_dirs.lst
 	@echo Creating $@ ...
 	$(QUIETLY) ( \
@@ -187,7 +188,7 @@ flags.make: $(BUILDTREE_MAKE) ../shared_dirs.lst
 	echo; \
 	echo "GAMMADIR = $(GAMMADIR)"; \
 	echo "SYSDEFS = \$$(Platform_sysdefs)"; \
-	echo "SRCARCH = $(ARCH)"; \
+	echo "SRCARCH = $(SRCARCH)"; \
 	echo "BUILDARCH = $(BUILDARCH)"; \
 	echo "LIBARCH = $(LIBARCH)"; \
 	echo "TARGET = $(TARGET)"; \
@@ -208,16 +209,28 @@ flags.make: $(BUILDTREE_MAKE) ../shared_dirs.lst
 	echo; \
 	echo "Src_Dirs_V = \\"; \
 	sed 's/$$/ \\/;s|$(GAMMADIR)|$$(GAMMADIR)|' ../shared_dirs.lst; \
-	echo "\$$(GAMMADIR)/src/cpu/$(ARCH)/vm \\"; \
+	echo "$(call gamma-path,altsrc,cpu/$(SRCARCH)/vm) \\"; \
-	echo "\$$(GAMMADIR)/src/os/$(OS_FAMILY)/vm \\"; \
+	echo "$(call gamma-path,commonsrc,cpu/$(SRCARCH)/vm) \\"; \
-	echo "\$$(GAMMADIR)/src/os_cpu/$(OS_FAMILY)_$(ARCH)/vm"; \
+	echo "$(call gamma-path,altsrc,os_cpu/$(OS_FAMILY)_$(SRCARCH)/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os_cpu/$(OS_FAMILY)_$(SRCARCH)/vm) \\"; \
+	echo "$(call gamma-path,altsrc,os/$(OS_FAMILY)/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os/$(OS_FAMILY)/vm) \\"; \
+	echo "$(call gamma-path,altsrc,os/posix/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os/posix/vm)"; \
 	echo; \
 	echo "Src_Dirs_I = \\"; \
-	echo "\$$(GAMMADIR)/src/share/vm \\"; \
+	echo "$(call gamma-path,altsrc,share/vm/prims) \\"; \
-	echo "\$$(GAMMADIR)/src/share/vm/prims \\"; \
+	echo "$(call gamma-path,commonsrc,share/vm/prims) \\"; \
-	echo "\$$(GAMMADIR)/src/cpu/$(ARCH)/vm \\"; \
+	echo "$(call gamma-path,altsrc,share/vm) \\"; \
-	echo "\$$(GAMMADIR)/src/os/$(OS_FAMILY)/vm \\"; \
+	echo "$(call gamma-path,commonsrc,share/vm) \\"; \
-	echo "\$$(GAMMADIR)/src/os_cpu/$(OS_FAMILY)_$(ARCH)/vm"; \
+	echo "$(call gamma-path,altsrc,cpu/$(SRCARCH)/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,cpu/$(SRCARCH)/vm) \\"; \
+	echo "$(call gamma-path,altsrc,os_cpu/$(OS_FAMILY)_$(SRCARCH)/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os_cpu/$(OS_FAMILY)_$(SRCARCH)/vm) \\"; \
+	echo "$(call gamma-path,altsrc,os/$(OS_FAMILY)/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os/$(OS_FAMILY)/vm) \\"; \
+	echo "$(call gamma-path,altsrc,os/posix/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os/posix/vm)"; \
 	[ -n "$(CFLAGS_BROWSE)" ] && \
 	    echo && echo "CFLAGS_BROWSE = $(CFLAGS_BROWSE)"; \
 	[ -n "$(HOTSPOT_EXTRA_SYSDEFS)" ] && \
@@ -241,9 +254,14 @@ flags_vm.make: $(BUILDTREE_MAKE) ../shared_dirs.lst
 
 ../shared_dirs.lst:  $(BUILDTREE_MAKE) $(GAMMADIR)/src/share/vm
 	@echo Creating directory list $@
-	$(QUIETLY) find $(GAMMADIR)/src/share/vm/* -prune \
+	$(QUIETLY) if [ -d $(HS_ALT_SRC)/share/vm ]; then \
+          find $(HS_ALT_SRC)/share/vm/* -prune \
 	  -type d \! \( $(TOPLEVEL_EXCLUDE_DIRS) \) -exec find {} \
-        \( $(ALWAYS_EXCLUDE_DIRS) \) -prune -o -type d -print \; > $@
+          \( $(ALWAYS_EXCLUDE_DIRS) \) -prune -o -type d -print \; > $@; \
+        fi;
+	$(QUIETLY) find $(HS_COMMON_SRC)/share/vm/* -prune \
+	-type d \! \( $(TOPLEVEL_EXCLUDE_DIRS) \) -exec find {} \
+        \( $(ALWAYS_EXCLUDE_DIRS) \) -prune -o -type d -print \; >> $@
 
 Makefile: $(BUILDTREE_MAKE)
 	@echo Creating $@ ...

hotspot/make/linux/makefiles/gcc.make

@@ -75,6 +75,11 @@ CFLAGS += -fno-rtti
 CFLAGS += -fno-exceptions
 CFLAGS += -D_REENTRANT
 CFLAGS += -fcheck-new
+# version 4 and above support fvisibility=hidden (matches jni_x86.h file)
+# except 4.1.2 gives pointless warnings that can't be disabled (afaik)
+ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
+CFLAGS += -fvisibility=hidden
+endif
 
 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH))
 ARCHFLAG/i486    = -m32 -march=i586

hotspot/make/linux/makefiles/mapfile-vers-debug

@@ -262,14 +262,6 @@ SUNWprivate_1.1 {
                 JVM_SetField;
                 JVM_SetPrimitiveField;
 
-                # Needed for dropping VM into JDK 1.3.x, 1.4
-                _JVM_native_threads;
-                jdk_sem_init;
-                jdk_sem_post;
-                jdk_sem_wait;
-                jdk_pthread_sigmask;
-                jdk_waitpid;
-
                 # debug JVM
                 JVM_AccessVMBooleanFlag;
                 JVM_AccessVMIntFlag;

hotspot/make/linux/makefiles/mapfile-vers-product

@@ -262,14 +262,6 @@ SUNWprivate_1.1 {
                 JVM_SetField;
                 JVM_SetPrimitiveField;
 
-                # Needed for dropping VM into JDK 1.3.x, 1.4
-                _JVM_native_threads;
-                jdk_sem_init;
-                jdk_sem_post;
-                jdk_sem_wait;
-                jdk_pthread_sigmask;
-                jdk_waitpid;
-
                 # miscellaneous functions
                 jio_fprintf;
                 jio_printf;

hotspot/make/linux/makefiles/ppc.make

@@ -0,0 +1,11 @@
+#
+# Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
+# ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
+#
+
+# The copied fdlibm routines in sharedRuntimeTrig.o must not be optimized
+OPT_CFLAGS/sharedRuntimeTrig.o = $(OPT_CFLAGS/NOOPT)
+
+# Must also specify if CPU is big endian
+CFLAGS += -DVM_BIG_ENDIAN
+

hotspot/make/linux/makefiles/rules.make

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2003, 2011, 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
@@ -146,6 +146,8 @@ ifndef LP64
 include $(GAMMADIR)/make/pic.make
 endif
 
+include $(GAMMADIR)/make/altsrc.make
+
 # The non-PIC object files are only generated for 32 bit platforms.
 ifdef LP64
 %.o: %.cpp

hotspot/make/linux/makefiles/top.make

@@ -39,6 +39,8 @@
 # Instead, use "gmake" (or "gnumake") from the command line.  --Rose
 #MAKE = gmake
 
+include $(GAMMADIR)/make/altsrc.make
+
 TOPDIR      = $(shell echo `pwd`)
 GENERATED   = $(TOPDIR)/../generated
 VM          = $(GAMMADIR)/src/share/vm
@@ -57,8 +59,8 @@ Cached_plat = $(GENERATED)/platform.current
 
 AD_Dir   = $(GENERATED)/adfiles
 ADLC     = $(AD_Dir)/adlc
-AD_Spec  = $(GAMMADIR)/src/cpu/$(Platform_arch)/vm/$(Platform_arch_model).ad
+AD_Spec  = $(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(Platform_arch)/vm/$(Platform_arch_model).ad)
-AD_Src   = $(GAMMADIR)/src/share/vm/adlc
+AD_Src   = $(call altsrc-replace,$(HS_COMMON_SRC)/share/vm/adlc)
 AD_Names = ad_$(Platform_arch_model).hpp ad_$(Platform_arch_model).cpp
 AD_Files = $(AD_Names:%=$(AD_Dir)/%)
 

hotspot/make/linux/makefiles/vm.make

@@ -28,6 +28,7 @@
 # Common build rules.
 MAKEFILES_DIR=$(GAMMADIR)/make/$(Platform_os_family)/makefiles
 include $(MAKEFILES_DIR)/rules.make
+include $(GAMMADIR)/make/altsrc.make
 
 default: build
 
@@ -119,16 +120,26 @@ JVM      = jvm
 LIBJVM   = lib$(JVM).so
 LIBJVM_G = lib$(JVM)$(G_SUFFIX).so
 
-CORE_PATHS := $(shell find $(GAMMADIR)/src/share/vm/* -type d \! \( -name adlc -o -name c1 -o -name gc_implementation -o -name opto -o -name shark -o -name libadt \))
+SPECIAL_PATHS:=adlc c1 gc_implementation opto shark libadt
-CORE_PATHS += $(GAMMADIR)/src/os/$(Platform_os_family)/vm
-CORE_PATHS += $(GAMMADIR)/src/cpu/$(Platform_arch)/vm
-CORE_PATHS += $(GAMMADIR)/src/os_cpu/$(Platform_os_arch)/vm
-CORE_PATHS += $(GENERATED)/jvmtifiles
 
-COMPILER1_PATHS := $(GAMMADIR)/src/share/vm/c1
+SOURCE_PATHS=\
+  $(shell find $(HS_COMMON_SRC)/share/vm/* -type d \! \
+      \( -name DUMMY $(foreach dir,$(SPECIAL_PATHS),-o -name $(dir)) \))
+SOURCE_PATHS+=$(HS_COMMON_SRC)/os/$(Platform_os_family)/vm
+SOURCE_PATHS+=$(HS_COMMON_SRC)/os/posix/vm
+SOURCE_PATHS+=$(HS_COMMON_SRC)/cpu/$(Platform_arch)/vm
+SOURCE_PATHS+=$(HS_COMMON_SRC)/os_cpu/$(Platform_os_arch)/vm
 
-COMPILER2_PATHS := $(GAMMADIR)/src/share/vm/opto
+CORE_PATHS=$(foreach path,$(SOURCE_PATHS),$(call altsrc,$(path)) $(path))
-COMPILER2_PATHS += $(GAMMADIR)/src/share/vm/libadt
+CORE_PATHS+=$(GENERATED)/jvmtifiles
+
+COMPILER1_PATHS := $(call altsrc,$(HS_COMMON_SRC)/share/vm/c1)
+COMPILER1_PATHS += $(HS_COMMON_SRC)/share/vm/c1
+
+COMPILER2_PATHS := $(call altsrc,$(HS_COMMON_SRC)/share/vm/opto)
+COMPILER2_PATHS += $(call altsrc,$(HS_COMMON_SRC)/share/vm/libadt)
+COMPILER2_PATHS += $(HS_COMMON_SRC)/share/vm/opto
+COMPILER2_PATHS += $(HS_COMMON_SRC)/share/vm/libadt
 COMPILER2_PATHS += $(GENERATED)/adfiles
 
 # Include dirs per type.

hotspot/make/linux/platform_arm

@@ -0,0 +1,17 @@
+os_family = linux
+
+arch = arm
+
+arch_model = arm
+
+os_arch = linux_arm
+
+os_arch_model = linux_arm
+
+lib_arch = arm
+
+compiler = gcc
+
+gnu_dis_arch = arm
+
+sysdefs = -DLINUX -D_GNU_SOURCE -DARM

hotspot/make/linux/platform_ppc

@@ -0,0 +1,17 @@
+os_family = linux
+
+arch = ppc
+
+arch_model = ppc
+
+os_arch = linux_ppc
+
+os_arch_model = linux_ppc
+
+lib_arch = ppc
+
+compiler = gcc
+
+gnu_dis_arch = ppc
+
+sysdefs = -DLINUX -D_GNU_SOURCE -DPPC

hotspot/make/solaris/makefiles/adlc.make

@@ -27,6 +27,7 @@
 # It knows how to compile, link, and run the adlc.
 
 include $(GAMMADIR)/make/$(Platform_os_family)/makefiles/rules.make
+include $(GAMMADIR)/make/altsrc.make
 
 # #########################################################################
 
@@ -39,8 +40,9 @@ OS = $(Platform_os_family)
 
 SOURCE.AD = $(OUTDIR)/$(OS)_$(Platform_arch_model).ad 
 
-SOURCES.AD = $(GAMMADIR)/src/cpu/$(ARCH)/vm/$(Platform_arch_model).ad \
+SOURCES.AD = \
-	     $(GAMMADIR)/src/os_cpu/$(OS)_$(ARCH)/vm/$(OS)_$(Platform_arch_model).ad 
+  $(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(ARCH)/vm/$(Platform_arch_model).ad) \
+  $(call altsrc-replace,$(HS_COMMON_SRC)/os_cpu/$(OS)_$(ARCH)/vm/$(OS)_$(Platform_arch_model).ad)
 
 EXEC	= $(OUTDIR)/adlc
 

hotspot/make/solaris/makefiles/buildtree.make

@@ -56,6 +56,7 @@
 # having to read the dependency files for the vm.
 
 include $(GAMMADIR)/make/scm.make
+include $(GAMMADIR)/make/altsrc.make
 
 # 'gmake MAKE_VERBOSE=y' or 'gmake QUIETLY=' gives all the gory details.
 QUIETLY$(MAKE_VERBOSE)	= @
@@ -139,13 +140,7 @@ endif
 # Define HOTSPOT_VM_DISTRO based on settings in make/openjdk_distro
 # or make/hotspot_distro.
 ifndef HOTSPOT_VM_DISTRO
-  CLOSED_DIR_EXISTS := $(shell                \
+  ifeq ($(call if-has-altsrc,$(HS_COMMON_SRC)/,true,false),true)
-    if [ -d $(GAMMADIR)/src/closed ] ; then \
-      echo true;                              \
-    else                                      \
-      echo false;                             \
-    fi)
-  ifeq ($(CLOSED_DIR_EXISTS), true)
     include $(GAMMADIR)/make/hotspot_distro
   else
     include $(GAMMADIR)/make/openjdk_distro
@@ -170,6 +165,11 @@ $(SUBMAKE_DIRS): $(SIMPLE_DIRS) FORCE
 $(SIMPLE_DIRS):
 	$(QUIETLY) mkdir -p $@
 
+# Convenience macro which takes a source relative path, applies $(1) to the
+# absolute path, and then replaces $(GAMMADIR) in the result with a 
+# literal "$(GAMMADIR)/" suitable for inclusion in a Makefile.  
+gamma-path=$(subst $(GAMMADIR),\$$(GAMMADIR),$(call $(1),$(HS_COMMON_SRC)/$(2)))
+
 flags.make: $(BUILDTREE_MAKE) ../shared_dirs.lst
 	@echo Creating $@ ...
 	$(QUIETLY) ( \
@@ -202,16 +202,28 @@ flags.make: $(BUILDTREE_MAKE) ../shared_dirs.lst
 	echo; \
 	echo "Src_Dirs_V = \\"; \
 	sed 's/$$/ \\/;s|$(GAMMADIR)|$$(GAMMADIR)|' ../shared_dirs.lst; \
-	echo "\$$(GAMMADIR)/src/cpu/$(ARCH)/vm \\"; \
+	echo "$(call gamma-path,altsrc,cpu/$(ARCH)/vm) \\"; \
-	echo "\$$(GAMMADIR)/src/os/$(OS_FAMILY)/vm \\"; \
+	echo "$(call gamma-path,commonsrc,cpu/$(ARCH)/vm) \\"; \
-	echo "\$$(GAMMADIR)/src/os_cpu/$(OS_FAMILY)_$(ARCH)/vm"; \
+	echo "$(call gamma-path,altsrc,os_cpu/$(OS_FAMILY)_$(ARCH)/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os_cpu/$(OS_FAMILY)_$(ARCH)/vm) \\"; \
+	echo "$(call gamma-path,altsrc,os/$(OS_FAMILY)/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os/$(OS_FAMILY)/vm) \\"; \
+	echo "$(call gamma-path,altsrc,os/posix/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os/posix/vm)"; \
 	echo; \
 	echo "Src_Dirs_I = \\"; \
-	echo "\$$(GAMMADIR)/src/share/vm \\"; \
+	echo "$(call gamma-path,altsrc,share/vm/prims) \\"; \
-	echo "\$$(GAMMADIR)/src/share/vm/prims \\"; \
+	echo "$(call gamma-path,commonsrc,share/vm/prims) \\"; \
-	echo "\$$(GAMMADIR)/src/cpu/$(ARCH)/vm \\"; \
+	echo "$(call gamma-path,altsrc,share/vm) \\"; \
-	echo "\$$(GAMMADIR)/src/os/$(OS_FAMILY)/vm \\"; \
+	echo "$(call gamma-path,commonsrc,share/vm) \\"; \
-	echo "\$$(GAMMADIR)/src/os_cpu/$(OS_FAMILY)_$(ARCH)/vm"; \
+	echo "$(call gamma-path,altsrc,cpu/$(ARCH)/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,cpu/$(ARCH)/vm) \\"; \
+	echo "$(call gamma-path,altsrc,os_cpu/$(OS_FAMILY)_$(ARCH)/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os_cpu/$(OS_FAMILY)_$(ARCH)/vm) \\"; \
+	echo "$(call gamma-path,altsrc,os/$(OS_FAMILY)/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os/$(OS_FAMILY)/vm) \\"; \
+	echo "$(call gamma-path,altsrc,os/posix/vm) \\"; \
+	echo "$(call gamma-path,commonsrc,os/posix/vm)"; \
 	[ -n "$(CFLAGS_BROWSE)" ] && \
 	    echo && echo "CFLAGS_BROWSE = $(CFLAGS_BROWSE)"; \
 	[ -n "$(HOTSPOT_EXTRA_SYSDEFS)" ] && \
@@ -235,9 +247,14 @@ flags_vm.make: $(BUILDTREE_MAKE) ../shared_dirs.lst
 
 ../shared_dirs.lst:  $(BUILDTREE_MAKE) $(GAMMADIR)/src/share/vm
 	@echo Creating directory list $@
-	$(QUIETLY) find $(GAMMADIR)/src/share/vm/* -prune \
+	$(QUIETLY) if [ -d $(HS_ALT_SRC)/share/vm ]; then \
+          find $(HS_ALT_SRC)/share/vm/* -prune \
 	  -type d \! \( $(TOPLEVEL_EXCLUDE_DIRS) \) -exec find {} \
-        \( $(ALWAYS_EXCLUDE_DIRS) \) -prune -o -type d -print \; > $@
+          \( $(ALWAYS_EXCLUDE_DIRS) \) -prune -o -type d -print \; > $@; \
+        fi;
+	$(QUIETLY) find $(HS_COMMON_SRC)/share/vm/* -prune \
+	-type d \! \( $(TOPLEVEL_EXCLUDE_DIRS) \) -exec find {} \
+        \( $(ALWAYS_EXCLUDE_DIRS) \) -prune -o -type d -print \; >> $@
 
 Makefile: $(BUILDTREE_MAKE)
 	@echo Creating $@ ...

hotspot/make/solaris/makefiles/rules.make

@@ -146,6 +146,8 @@ ifndef LP64
 include $(GAMMADIR)/make/pic.make
 endif
 
+include $(GAMMADIR)/make/altsrc.make
+
 # Sun compiler for 64 bit Solaris does not support building non-PIC object files.
 ifdef LP64
 %.o: %.cpp

hotspot/make/solaris/makefiles/top.make

@@ -39,6 +39,8 @@
 # Instead, use "gmake" (or "gnumake") from the command line.  --Rose
 #MAKE = gmake
 
+include $(GAMMADIR)/make/altsrc.make
+
 GENERATED   = ../generated
 VM          = $(GAMMADIR)/src/share/vm
 Plat_File   = $(Platform_file)
@@ -48,8 +50,8 @@ Cached_plat = $(GENERATED)/platform.current
 
 AD_Dir   = $(GENERATED)/adfiles
 ADLC     = $(AD_Dir)/adlc
-AD_Spec  = $(GAMMADIR)/src/cpu/$(Platform_arch)/vm/$(Platform_arch_model).ad
+AD_Spec  = $(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(Platform_arch)/vm/$(Platform_arch_model).ad)
-AD_Src   = $(GAMMADIR)/src/share/vm/adlc
+AD_Src   = $(call altsrc-replace,$(HS_COMMON_SRC)/share/vm/adlc)
 AD_Names = ad_$(Platform_arch_model).hpp ad_$(Platform_arch_model).cpp
 AD_Files = $(AD_Names:%=$(AD_Dir)/%)
 

hotspot/make/solaris/makefiles/vm.make

@@ -28,6 +28,7 @@
 # Common build rules.
 MAKEFILES_DIR=$(GAMMADIR)/make/$(Platform_os_family)/makefiles
 include $(MAKEFILES_DIR)/rules.make
+include $(GAMMADIR)/make/altsrc.make
 
 default: build
 
@@ -139,16 +140,26 @@ JVM      = jvm
 LIBJVM   = lib$(JVM).so
 LIBJVM_G = lib$(JVM)$(G_SUFFIX).so
 
-CORE_PATHS := $(shell find $(GAMMADIR)/src/share/vm/* -type d \! \( -name adlc -o -name c1 -o -name gc_implementation -o -name opto -o -name shark -o -name libadt \))
+SPECIAL_PATHS:=adlc c1 dist gc_implementation opto shark libadt
-CORE_PATHS += $(GAMMADIR)/src/os/$(Platform_os_family)/vm
-CORE_PATHS += $(GAMMADIR)/src/cpu/$(Platform_arch)/vm
-CORE_PATHS += $(GAMMADIR)/src/os_cpu/$(Platform_os_arch)/vm
-CORE_PATHS += $(GENERATED)/jvmtifiles
 
-COMPILER1_PATHS := $(GAMMADIR)/src/share/vm/c1
+SOURCE_PATHS=\
+  $(shell find $(HS_COMMON_SRC)/share/vm/* -type d \! \
+      \( -name DUMMY $(foreach dir,$(SPECIAL_PATHS),-o -name $(dir)) \))
+SOURCE_PATHS+=$(HS_COMMON_SRC)/os/$(Platform_os_family)/vm
+SOURCE_PATHS+=$(HS_COMMON_SRC)/os/posix/vm
+SOURCE_PATHS+=$(HS_COMMON_SRC)/cpu/$(Platform_arch)/vm
+SOURCE_PATHS+=$(HS_COMMON_SRC)/os_cpu/$(Platform_os_arch)/vm
 
-COMPILER2_PATHS := $(GAMMADIR)/src/share/vm/opto
+CORE_PATHS=$(foreach path,$(SOURCE_PATHS),$(call altsrc,$(path)) $(path))
-COMPILER2_PATHS += $(GAMMADIR)/src/share/vm/libadt
+CORE_PATHS+=$(GENERATED)/jvmtifiles
+
+COMPILER1_PATHS := $(call altsrc,$(HS_COMMON_SRC)/share/vm/c1)
+COMPILER1_PATHS += $(HS_COMMON_SRC)/share/vm/c1
+
+COMPILER2_PATHS := $(call altsrc,$(HS_COMMON_SRC)/share/vm/opto)
+COMPILER2_PATHS += $(call altsrc,$(HS_COMMON_SRC)/share/vm/libadt)
+COMPILER2_PATHS += $(HS_COMMON_SRC)/share/vm/opto
+COMPILER2_PATHS += $(HS_COMMON_SRC)/share/vm/libadt
 COMPILER2_PATHS +=  $(GENERATED)/adfiles
 
 # Include dirs per type.

hotspot/make/windows/create_obj_files.sh

@@ -51,21 +51,48 @@ Platform_os_arch=windows_$Platform_arch
 WorkSpace=$4
 GENERATED=$5
 
-BASE_PATHS="` $FIND ${WorkSpace}/src/share/vm ! -name vm -prune -type d \! \( -name adlc -o -name c1 -o -name gc_implementation -o -name opto -o -name shark -o -name libadt \)`"
+COMMONSRC_REL=src
-BASE_PATHS="${BASE_PATHS} ${WorkSpace}/src/share/vm/gc_implementation/shared"
+ALTSRC_REL=src/closed # Change this to pick up alt sources from somewhere else
-BASE_PATHS="${BASE_PATHS} ${WorkSpace}/src/os/${Platform_os_family}/vm"
+
-BASE_PATHS="${BASE_PATHS} ${WorkSpace}/src/cpu/${Platform_arch}/vm"
+COMMONSRC=${WorkSpace}/${COMMONSRC_REL}
-BASE_PATHS="${BASE_PATHS} ${WorkSpace}/src/os_cpu/${Platform_os_arch}/vm"
+ALTSRC=${WorkSpace}/${ALTSRC_REL}
+
+BASE_PATHS="`if [ -d ${ALTSRC}/share/vm ]; then $FIND ${ALTSRC}/share/vm ! -name vm -prune -type d \! \( -name adlc -o -name c1 -o -name gc_implementation -o -name opto -o -name shark -o -name libadt \); fi`"
+BASE_PATHS="${BASE_PATHS} ` $FIND ${COMMONSRC}/share/vm ! -name vm -prune -type d \! \( -name adlc -o -name c1 -o -name gc_implementation -o -name opto -o -name shark -o -name libadt \)`"
+
+for sd in \
+    share/vm/gc_implementation/shared \
+    os/${Platform_os_family}/vm \
+    cpu/${Platform_arch}/vm \
+    os_cpu/${Platform_os_arch}/vm; do 
+  if [ -d "${ALTSRC}/${sd}" ]; then
+    BASE_PATHS="${BASE_PATHS} ${ALTSRC}/${sd}"
+  fi
+  BASE_PATHS="${BASE_PATHS} ${COMMONSRC}/${sd}"
+done
+
 BASE_PATHS="${BASE_PATHS} ${GENERATED}/jvmtifiles"
 
 CORE_PATHS="${BASE_PATHS}"
 # shared is already in BASE_PATHS. Should add vm/memory but that one is also in BASE_PATHS.
-CORE_PATHS="${CORE_PATHS} `$FIND ${WorkSpace}/src/share/vm/gc_implementation ! -name gc_implementation -prune -type d \! -name shared`"
+if [ -d "${ALTSRC}/share/vm/gc_implementation" ]; then
+  CORE_PATHS="${CORE_PATHS} `$FIND ${ALTSRC}/share/vm/gc_implementation ! -name gc_implementation -prune -type d \! -name shared`"
+fi
+CORE_PATHS="${CORE_PATHS} `$FIND ${COMMONSRC}/share/vm/gc_implementation ! -name gc_implementation -prune -type d \! -name shared`"
 
-COMPILER1_PATHS="${WorkSpace}/src/share/vm/c1"
+if [ -d "${ALTSRC}/share/vm/c1" ]; then
+  COMPILER1_PATHS="${ALTSRC}/share/vm/c1"
+fi
+COMPILER1_PATHS="${COMPILER1_PATHS} ${COMMONSRC}/share/vm/c1"
 
-COMPILER2_PATHS="${WorkSpace}/src/share/vm/opto"
+if [ -d "${ALTSRC}/share/vm/opto" ]; then
-COMPILER2_PATHS="${COMPILER2_PATHS} ${WorkSpace}/src/share/vm/libadt"
+  COMPILER2_PATHS="${ALTSRC}/share/vm/opto"
+fi
+COMPILER2_PATHS="${COMPILER2_PATHS} ${COMMONSRC}/share/vm/opto"
+if [ -d "${ALTSRC}/share/vm/libadt" ]; then
+  COMPILER2_PATHS="${COMPILER2_PATHS} ${ALTSRC}/share/vm/libadt"
+fi
+COMPILER2_PATHS="${COMPILER2_PATHS} ${COMMONSRC}/share/vm/libadt"
 COMPILER2_PATHS="${COMPILER2_PATHS} ${GENERATED}/adfiles"
 
 # Include dirs per type.

hotspot/make/windows/makefiles/vm.make

@@ -27,6 +27,9 @@ Res_Files=.\version.res
 
 !include ..\generated\objfiles.make
 
+COMMONSRC=$(WorkSpace)\src
+ALTSRC=$(WorkSpace)\src\closed
+
 !ifdef RELEASE 
 !ifdef DEVELOP
 CPP_FLAGS=$(CPP_FLAGS) /D "DEBUG"
@@ -111,13 +114,30 @@ LINK_FLAGS=$(LINK_FLAGS) $(STACK_SIZE) /subsystem:windows /dll /base:0x8000000 \
   /export:JVM_GetThreadStateValues           \
   /export:JVM_InitAgentProperties
 
-CPP_INCLUDE_DIRS=\
+CPP_INCLUDE_DIRS=/I "..\generated"
-  /I "..\generated" \
+
-  /I "$(WorkSpace)\src\share\vm" \
+!if exists($(ALTSRC)\share\vm)
-  /I "$(WorkSpace)\src\share\vm\prims" \
+CPP_INCLUDE_DIRS=$(CPP_INCLUDE_DIRS) /I "$(ALTSRC)\share\vm"
-  /I "$(WorkSpace)\src\os\windows\vm" \
+!endif
-  /I "$(WorkSpace)\src\os_cpu\windows_$(Platform_arch)\vm" \
+
-  /I "$(WorkSpace)\src\cpu\$(Platform_arch)\vm"
+!if exists($(ALTSRC)\os\windows\vm)
+CPP_INCLUDE_DIRS=$(CPP_INCLUDE_DIRS) /I "$(ALTSRC)\os\windows\vm"
+!endif
+
+!if exists($(ALTSRC)\os_cpu\windows_$(Platform_arch)\vm)
+CPP_INCLUDE_DIRS=$(CPP_INCLUDE_DIRS) /I "$(ALTSRC)\os_cpu\windows_$(Platform_arch)\vm"
+!endif
+
+!if exists($(ALTSRC)\cpu\$(Platform_arch)\vm)
+CPP_INCLUDE_DIRS=$(CPP_INCLUDE_DIRS) /I "$(ALTSRC)\cpu\$(Platform_arch)\vm"
+!endif
+
+CPP_INCLUDE_DIRS=$(CPP_INCLUDE_DIRS) \
+  /I "$(COMMONSRC)\share\vm" \
+  /I "$(COMMONSRC)\share\vm\prims" \
+  /I "$(COMMONSRC)\os\windows\vm" \
+  /I "$(COMMONSRC)\os_cpu\windows_$(Platform_arch)\vm" \
+  /I "$(COMMONSRC)\cpu\$(Platform_arch)\vm"
 
 CPP_DONT_USE_PCH=/D DONT_USE_PRECOMPILED_HEADER
 
@@ -127,7 +147,7 @@ CPP_USE_PCH=/Fp"vm.pch" /Yu"precompiled.hpp"
 CPP_USE_PCH=$(CPP_DONT_USE_PCH)
 !endif
 
-# Where to find the source code for the virtual machine
+# Where to find the source code for the virtual machine (is this used?)
 VM_PATH=../generated
 VM_PATH=$(VM_PATH);../generated/adfiles
 VM_PATH=$(VM_PATH);../generated/jvmtifiles
@@ -188,81 +208,157 @@ bytecodeInterpreterWithChecks.obj: ..\generated\jvmtifiles\bytecodeInterpreterWi
         $(CPP) $(CPP_FLAGS) $(CPP_DONT_USE_PCH) /c ..\generated\jvmtifiles\bytecodeInterpreterWithChecks.cpp
 
 # Default rules for the Virtual Machine
-{$(WorkSpace)\src\share\vm\c1}.cpp.obj::
+{$(COMMONSRC)\share\vm\c1}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\compiler}.cpp.obj::
+{$(COMMONSRC)\share\vm\compiler}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\code}.cpp.obj::
+{$(COMMONSRC)\share\vm\code}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\interpreter}.cpp.obj::
+{$(COMMONSRC)\share\vm\interpreter}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\ci}.cpp.obj::
+{$(COMMONSRC)\share\vm\ci}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\classfile}.cpp.obj::
+{$(COMMONSRC)\share\vm\classfile}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\gc_implementation\parallelScavenge}.cpp.obj::
+{$(COMMONSRC)\share\vm\gc_implementation\parallelScavenge}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\gc_implementation\shared}.cpp.obj::
+{$(COMMONSRC)\share\vm\gc_implementation\shared}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\gc_implementation\parNew}.cpp.obj::
+{$(COMMONSRC)\share\vm\gc_implementation\parNew}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\gc_implementation\concurrentMarkSweep}.cpp.obj::
+{$(COMMONSRC)\share\vm\gc_implementation\concurrentMarkSweep}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\gc_implementation\g1}.cpp.obj::
+{$(COMMONSRC)\share\vm\gc_implementation\g1}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\gc_interface}.cpp.obj::
+{$(COMMONSRC)\share\vm\gc_interface}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\asm}.cpp.obj::
+{$(COMMONSRC)\share\vm\asm}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\memory}.cpp.obj::
+{$(COMMONSRC)\share\vm\memory}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\oops}.cpp.obj::
+{$(COMMONSRC)\share\vm\oops}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\prims}.cpp.obj::
+{$(COMMONSRC)\share\vm\prims}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\runtime}.cpp.obj::
+{$(COMMONSRC)\share\vm\runtime}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\services}.cpp.obj::
+{$(COMMONSRC)\share\vm\services}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\utilities}.cpp.obj::
+{$(COMMONSRC)\share\vm\utilities}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\libadt}.cpp.obj::
+{$(COMMONSRC)\share\vm\libadt}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\share\vm\opto}.cpp.obj::
+{$(COMMONSRC)\share\vm\opto}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\os\windows\vm}.cpp.obj::
+{$(COMMONSRC)\os\windows\vm}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
 # This guy should remain a single colon rule because
 # otherwise we can't specify the output filename.
-{$(WorkSpace)\src\os\windows\vm}.rc.res:
+{$(COMMONSRC)\os\windows\vm}.rc.res:
         @$(RC) $(RC_FLAGS) /fo"$@" $<
 
-{$(WorkSpace)\src\cpu\$(Platform_arch)\vm}.cpp.obj::
+{$(COMMONSRC)\cpu\$(Platform_arch)\vm}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
-{$(WorkSpace)\src\os_cpu\windows_$(Platform_arch)\vm}.cpp.obj::
+{$(COMMONSRC)\os_cpu\windows_$(Platform_arch)\vm}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\c1}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\compiler}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\code}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\interpreter}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\ci}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\classfile}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\gc_implementation\parallelScavenge}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\gc_implementation\shared}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\gc_implementation\parNew}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\gc_implementation\concurrentMarkSweep}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\gc_implementation\g1}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\gc_interface}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\asm}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\memory}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\oops}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\prims}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\runtime}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\services}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\utilities}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\libadt}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\share\vm\opto}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\os\windows\vm}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+# otherwise we can't specify the output filename.
+{$(ALTSRC)\os\windows\vm}.rc.res:
+        @$(RC) $(RC_FLAGS) /fo"$@" $<
+
+{$(ALTSRC)\cpu\$(Platform_arch)\vm}.cpp.obj::
+        $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
+
+{$(ALTSRC)\os_cpu\windows_$(Platform_arch)\vm}.cpp.obj::
         $(CPP) $(CPP_FLAGS) $(CPP_USE_PCH) /c $<
 
 {..\generated\incls}.cpp.obj::

hotspot/src/cpu/sparc/vm/jni_sparc.h

@@ -23,8 +23,13 @@
  * questions.
  */
 
-#define JNIEXPORT
+#if defined(__GNUC__) && (__GNUC__ >= 4)
-#define JNIIMPORT
+  #define JNIEXPORT     __attribute__((visibility("default")))
+  #define JNIIMPORT     __attribute__((visibility("default")))
+#else
+  #define JNIEXPORT
+  #define JNIIMPORT
+#endif
 #define JNICALL
 
 typedef int jint;

hotspot/src/cpu/x86/vm/jni_x86.h

@@ -27,10 +27,16 @@
 #define _JAVASOFT_JNI_MD_H_
 
 #if defined(SOLARIS) || defined(LINUX)
+
+#if defined(__GNUC__) && (__GNUC__ > 4) || (__GNUC__ == 4) && (__GNUC_MINOR__ > 2)
+  #define JNIEXPORT     __attribute__((visibility("default")))
+  #define JNIIMPORT     __attribute__((visibility("default")))
+#else
   #define JNIEXPORT
   #define JNIIMPORT
-  #define JNICALL
+#endif
 
+  #define JNICALL
   typedef int jint;
 
 #ifdef _LP64

hotspot/src/cpu/zero/vm/jni_zero.h

@@ -24,8 +24,14 @@
  * questions.
  */
 
-#define JNIEXPORT
+
-#define JNIIMPORT
+#if defined(__GNUC__) && (__GNUC__ >= 4)
+  #define JNIEXPORT     __attribute__((visibility("default")))
+  #define JNIIMPORT     __attribute__((visibility("default")))
+#else
+  #define JNIEXPORT
+  #define JNIIMPORT
+#endif
 #define JNICALL
 
 typedef int jint;

hotspot/src/os/linux/vm/jvm_linux.cpp

@@ -29,11 +29,6 @@
 
 #include <signal.h>
 
-/*
- * FIXME: This is temporary hack to keep Linux Runtime.exec()
- * code happy. See $JDK/src/linux/native/java/lang/UnixProcess_md.c
- */
-int _JVM_native_threads = 1;
 
 // sun.misc.Signal ///////////////////////////////////////////////////////////
 // Signal code is mostly copied from classic vm, signals_md.c   1.4 98/08/23

hotspot/src/os/linux/vm/osThread_linux.cpp

@@ -39,6 +39,12 @@
 #ifdef TARGET_ARCH_zero
 # include "assembler_zero.inline.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "assembler_arm.inline.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "assembler_ppc.inline.hpp"
+#endif
 
 
 void OSThread::pd_initialize() {

hotspot/src/os/linux/vm/os_linux.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2011, 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
@@ -76,6 +76,14 @@
 # include "assembler_zero.inline.hpp"
 # include "nativeInst_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "assembler_arm.inline.hpp"
+# include "nativeInst_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "assembler_ppc.inline.hpp"
+# include "nativeInst_ppc.hpp"
+#endif
 #ifdef COMPILER1
 #include "c1/c1_Runtime1.hpp"
 #endif
@@ -123,6 +131,7 @@
 #define ALL_64_BITS CONST64(0xFFFFFFFFFFFFFFFF)
 #define SEC_IN_NANOSECS  1000000000LL
 
+#define LARGEPAGES_BIT (1 << 6)
 ////////////////////////////////////////////////////////////////////////////////
 // global variables
 julong os::Linux::_physical_memory = 0;
@@ -2509,8 +2518,10 @@ char *os::scan_pages(char *start, char* end, page_info* page_expected, page_info
   return end;
 }
 
-extern "C" void numa_warn(int number, char *where, ...) { }
+// Something to do with the numa-aware allocator needs these symbols
-extern "C" void numa_error(char *where) { }
+extern "C" JNIEXPORT void numa_warn(int number, char *where, ...) { }
+extern "C" JNIEXPORT void numa_error(char *where) { }
+extern "C" JNIEXPORT int fork1() { return fork(); }
 
 
 // If we are running with libnuma version > 2, then we should
@@ -2807,6 +2818,43 @@ bool os::unguard_memory(char* addr, size_t size) {
   return linux_mprotect(addr, size, PROT_READ|PROT_WRITE);
 }
 
+/*
+* Set the coredump_filter bits to include largepages in core dump (bit 6)
+*
+* From the coredump_filter documentation:
+*
+* - (bit 0) anonymous private memory
+* - (bit 1) anonymous shared memory
+* - (bit 2) file-backed private memory
+* - (bit 3) file-backed shared memory
+* - (bit 4) ELF header pages in file-backed private memory areas (it is
+*           effective only if the bit 2 is cleared)
+* - (bit 5) hugetlb private memory
+* - (bit 6) hugetlb shared memory
+*/
+static void set_coredump_filter(void) {
+  FILE *f;
+  long cdm;
+
+  if ((f = fopen("/proc/self/coredump_filter", "r+")) == NULL) {
+    return;
+  }
+
+  if (fscanf(f, "%lx", &cdm) != 1) {
+    fclose(f);
+    return;
+  }
+
+  rewind(f);
+
+  if ((cdm & LARGEPAGES_BIT) == 0) {
+    cdm |= LARGEPAGES_BIT;
+    fprintf(f, "%#lx", cdm);
+  }
+
+  fclose(f);
+}
+
 // Large page support
 
 static size_t _large_page_size = 0;
@@ -2864,6 +2912,8 @@ bool os::large_page_init() {
     _page_sizes[2] = 0;
   }
 
+  set_coredump_filter();
+
   // Large page support is available on 2.6 or newer kernel, some vendors
   // (e.g. Redhat) have backported it to their 2.4 based distributions.
   // We optimistically assume the support is available. If later it turns out
@@ -3483,7 +3533,7 @@ bool os::is_interrupted(Thread* thread, bool clear_interrupted) {
 // Note that the VM will print warnings if it detects conflicting signal
 // handlers, unless invoked with the option "-XX:+AllowUserSignalHandlers".
 //
-extern "C" int
+extern "C" JNIEXPORT int
 JVM_handle_linux_signal(int signo, siginfo_t* siginfo,
                         void* ucontext, int abort_if_unrecognized);
 
@@ -4678,44 +4728,6 @@ void os::pause() {
   }
 }
 
-extern "C" {
-
-/**
- * NOTE: the following code is to keep the green threads code
- * in the libjava.so happy. Once the green threads is removed,
- * these code will no longer be needed.
- */
-int
-jdk_waitpid(pid_t pid, int* status, int options) {
-    return waitpid(pid, status, options);
-}
-
-int
-fork1() {
-    return fork();
-}
-
-int
-jdk_sem_init(sem_t *sem, int pshared, unsigned int value) {
-    return sem_init(sem, pshared, value);
-}
-
-int
-jdk_sem_post(sem_t *sem) {
-    return sem_post(sem);
-}
-
-int
-jdk_sem_wait(sem_t *sem) {
-    return sem_wait(sem);
-}
-
-int
-jdk_pthread_sigmask(int how , const sigset_t* newmask, sigset_t* oldmask) {
-    return pthread_sigmask(how , newmask, oldmask);
-}
-
-}
 
 // Refer to the comments in os_solaris.cpp park-unpark.
 //

hotspot/src/os/linux/vm/os_linux.inline.hpp

@@ -39,6 +39,14 @@
 # include "atomic_linux_zero.inline.hpp"
 # include "orderAccess_linux_zero.inline.hpp"
 #endif
+#ifdef TARGET_OS_ARCH_linux_arm
+# include "atomic_linux_arm.inline.hpp"
+# include "orderAccess_linux_arm.inline.hpp"
+#endif
+#ifdef TARGET_OS_ARCH_linux_ppc
+# include "atomic_linux_ppc.inline.hpp"
+# include "orderAccess_linux_ppc.inline.hpp"
+#endif
 
 // System includes
 

hotspot/src/os/linux/vm/thread_linux.inline.hpp

@@ -44,6 +44,16 @@
 # include "orderAccess_linux_zero.inline.hpp"
 # include "prefetch_linux_zero.inline.hpp"
 #endif
+#ifdef TARGET_OS_ARCH_linux_arm
+# include "atomic_linux_arm.inline.hpp"
+# include "orderAccess_linux_arm.inline.hpp"
+# include "prefetch_linux_arm.inline.hpp"
+#endif
+#ifdef TARGET_OS_ARCH_linux_ppc
+# include "atomic_linux_ppc.inline.hpp"
+# include "orderAccess_linux_ppc.inline.hpp"
+# include "prefetch_linux_ppc.inline.hpp"
+#endif
 
 // Contains inlined functions for class Thread and ThreadLocalStorage
 

hotspot/src/os/posix/vm/os_posix.cpp

@@ -0,0 +1,61 @@
+/*
+* Copyright (c) 1999, 2011, 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.
+*
+*/
+
+#include "prims/jvm.h"
+#include "runtime/os.hpp"
+#include "utilities/vmError.hpp"
+
+#include <unistd.h>
+#include <sys/resource.h>
+
+// Check core dump limit and report possible place where core can be found
+void os::check_or_create_dump(void* exceptionRecord, void* contextRecord, char* buffer, size_t bufferSize) {
+  struct rlimit rlim;
+  static char cwd[O_BUFLEN];
+  bool success;
+
+  get_current_directory(cwd, sizeof(cwd));
+
+  if (getrlimit(RLIMIT_CORE, &rlim) != 0) {
+    jio_snprintf(buffer, bufferSize, "%s/core or core.%d (may not exist)", cwd, current_process_id());
+    success = true;
+  } else {
+    switch(rlim.rlim_cur) {
+      case RLIM_INFINITY:
+        jio_snprintf(buffer, bufferSize, "%s/core or core.%d", cwd, current_process_id());
+        success = true;
+        break;
+      case 0:
+        jio_snprintf(buffer, bufferSize, "Core dumps have been disabled. To enable core dumping, try \"ulimit -c unlimited\" before starting Java again");
+        success = false;
+        break;
+      default:
+        jio_snprintf(buffer, bufferSize, "%s/core or core.%d (max size %lu kB). To ensure a full core dump, try \"ulimit -c unlimited\" before starting Java again", cwd, current_process_id(), (unsigned long)(rlim.rlim_cur >> 10));
+        success = true;
+        break;
+    }
+  }
+  VMError::report_coredump_status(buffer, success);
+}
+

hotspot/src/os/solaris/vm/os_solaris.cpp

@@ -4221,7 +4221,9 @@ void os::os_exception_wrapper(java_call_t f, JavaValue* value, methodHandle* met
 // Note that the VM will print warnings if it detects conflicting signal
 // handlers, unless invoked with the option "-XX:+AllowUserSignalHandlers".
 //
-extern "C" int JVM_handle_solaris_signal(int signo, siginfo_t* siginfo, void* ucontext, int abort_if_unrecognized);
+extern "C" JNIEXPORT int
+JVM_handle_solaris_signal(int signo, siginfo_t* siginfo, void* ucontext,
+                          int abort_if_unrecognized);
 
 
 void signalHandler(int sig, siginfo_t* info, void* ucVoid) {

hotspot/src/os/windows/vm/os_windows.cpp

@@ -1,5 +1,5 @@
 /*
- * CopyrighT (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2011, 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
@@ -915,6 +915,85 @@ void os::shutdown() {
   }
 }
 
+
+static BOOL  (WINAPI *_MiniDumpWriteDump)  ( HANDLE, DWORD, HANDLE, MINIDUMP_TYPE, PMINIDUMP_EXCEPTION_INFORMATION,
+                                            PMINIDUMP_USER_STREAM_INFORMATION, PMINIDUMP_CALLBACK_INFORMATION);
+
+void os::check_or_create_dump(void* exceptionRecord, void* contextRecord, char* buffer, size_t bufferSize) {
+  HINSTANCE dbghelp;
+  EXCEPTION_POINTERS ep;
+  MINIDUMP_EXCEPTION_INFORMATION mei;
+  HANDLE hProcess = GetCurrentProcess();
+  DWORD processId = GetCurrentProcessId();
+  HANDLE dumpFile;
+  MINIDUMP_TYPE dumpType;
+  static const char* cwd;
+
+  // If running on a client version of Windows and user has not explicitly enabled dumping
+  if (!os::win32::is_windows_server() && !CreateMinidumpOnCrash) {
+    VMError::report_coredump_status("Minidumps are not enabled by default on client versions of Windows", false);
+    return;
+    // If running on a server version of Windows and user has explictly disabled dumping
+  } else if (os::win32::is_windows_server() && !FLAG_IS_DEFAULT(CreateMinidumpOnCrash) && !CreateMinidumpOnCrash) {
+    VMError::report_coredump_status("Minidump has been disabled from the command line", false);
+    return;
+  }
+
+  dbghelp = LoadLibrary("DBGHELP.DLL");
+
+  if (dbghelp == NULL) {
+    VMError::report_coredump_status("Failed to load dbghelp.dll", false);
+    return;
+  }
+
+  _MiniDumpWriteDump = CAST_TO_FN_PTR(
+    BOOL(WINAPI *)( HANDLE, DWORD, HANDLE, MINIDUMP_TYPE, PMINIDUMP_EXCEPTION_INFORMATION,
+    PMINIDUMP_USER_STREAM_INFORMATION, PMINIDUMP_CALLBACK_INFORMATION),
+    GetProcAddress(dbghelp, "MiniDumpWriteDump"));
+
+  if (_MiniDumpWriteDump == NULL) {
+    VMError::report_coredump_status("Failed to find MiniDumpWriteDump() in module dbghelp.dll", false);
+    return;
+  }
+
+  dumpType = (MINIDUMP_TYPE)(MiniDumpWithFullMemory | MiniDumpWithHandleData);
+
+// Older versions of dbghelp.h doesn't contain all the dumptypes we want, dbghelp.h with
+// API_VERSION_NUMBER 11 or higher contains the ones we want though
+#if API_VERSION_NUMBER >= 11
+  dumpType = (MINIDUMP_TYPE)(dumpType | MiniDumpWithFullMemoryInfo | MiniDumpWithThreadInfo |
+    MiniDumpWithUnloadedModules);
+#endif
+
+  cwd = get_current_directory(NULL, 0);
+  jio_snprintf(buffer, bufferSize, "%s\\hs_err_pid%u.mdmp",cwd, current_process_id());
+  dumpFile = CreateFile(buffer, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
+
+  if (dumpFile == INVALID_HANDLE_VALUE) {
+    VMError::report_coredump_status("Failed to create file for dumping", false);
+    return;
+  }
+
+  ep.ContextRecord = (PCONTEXT) contextRecord;
+  ep.ExceptionRecord = (PEXCEPTION_RECORD) exceptionRecord;
+
+  mei.ThreadId = GetCurrentThreadId();
+  mei.ExceptionPointers = &ep;
+
+  // Older versions of dbghelp.dll (the one shipped with Win2003 for example) may not support all
+  // the dump types we really want. If first call fails, lets fall back to just use MiniDumpWithFullMemory then.
+  if (_MiniDumpWriteDump(hProcess, processId, dumpFile, dumpType, &mei, NULL, NULL) == false &&
+      _MiniDumpWriteDump(hProcess, processId, dumpFile, (MINIDUMP_TYPE)MiniDumpWithFullMemory, &mei, NULL, NULL) == false) {
+    VMError::report_coredump_status("Call to MiniDumpWriteDump() failed", false);
+  } else {
+    VMError::report_coredump_status(buffer, true);
+  }
+
+  CloseHandle(dumpFile);
+}
+
+
+
 void os::abort(bool dump_core)
 {
   os::shutdown();
@@ -3274,7 +3353,7 @@ volatile intx os::win32::_os_thread_count    = 0;
 
 bool   os::win32::_is_nt              = false;
 bool   os::win32::_is_windows_2003    = false;
-
+bool   os::win32::_is_windows_server  = false;
 
 void os::win32::initialize_system_info() {
   SYSTEM_INFO si;
@@ -3293,9 +3372,9 @@ void os::win32::initialize_system_info() {
   GlobalMemoryStatusEx(&ms);
   _physical_memory = ms.ullTotalPhys;
 
-  OSVERSIONINFO oi;
+  OSVERSIONINFOEX oi;
-  oi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+  oi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
-  GetVersionEx(&oi);
+  GetVersionEx((OSVERSIONINFO*)&oi);
   switch(oi.dwPlatformId) {
     case VER_PLATFORM_WIN32_WINDOWS: _is_nt = false; break;
     case VER_PLATFORM_WIN32_NT:
@@ -3305,6 +3384,10 @@ void os::win32::initialize_system_info() {
         if (os_vers == 5002) {
           _is_windows_2003 = true;
         }
+        if (oi.wProductType == VER_NT_DOMAIN_CONTROLLER ||
+          oi.wProductType == VER_NT_SERVER) {
+            _is_windows_server = true;
+        }
       }
       break;
     default: fatal("Unknown platform");

hotspot/src/os/windows/vm/os_windows.hpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2011, 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
@@ -38,6 +38,7 @@ class win32 {
   static size_t _default_stack_size;
   static bool   _is_nt;
   static bool   _is_windows_2003;
+  static bool   _is_windows_server;
 
  public:
   // Windows-specific interface:
@@ -64,6 +65,9 @@ class win32 {
   // Tells whether the platform is NT or Windown95
   static bool is_nt() { return _is_nt; }
 
+  // Tells whether this is a server version of Windows
+  static bool is_windows_server() { return _is_windows_server; }
+
   // Tells whether the platform is Windows 2003
   static bool is_windows_2003() { return _is_windows_2003; }
 

hotspot/src/os_cpu/linux_sparc/vm/os_linux_sparc.cpp

@@ -542,7 +542,7 @@ inline static bool checkICMiss(sigcontext* uc, address* pc, address* stub) {
   return false;
 }
 
-extern "C" int
+extern "C" JNIEXPORT int
 JVM_handle_linux_signal(int sig,
                         siginfo_t* info,
                         void* ucVoid,

hotspot/src/os_cpu/linux_x86/vm/os_linux_x86.cpp

@@ -216,7 +216,7 @@ extern "C" void FetchNPFI () ;
 extern "C" void FetchNResume () ;
 #endif // AMD64
 
-extern "C" int
+extern "C" JNIEXPORT int
 JVM_handle_linux_signal(int sig,
                         siginfo_t* info,
                         void* ucVoid,

hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.cpp

@@ -116,7 +116,7 @@ frame os::fetch_frame_from_context(void* ucVoid) {
   ShouldNotCallThis();
 }
 
-extern "C" int
+extern "C" JNIEXPORT int
 JVM_handle_linux_signal(int sig,
                         siginfo_t* info,
                         void* ucVoid,

hotspot/src/os_cpu/solaris_sparc/vm/os_solaris_sparc.cpp

@@ -317,9 +317,9 @@ extern "C" void Fetch32Resume () ;
 extern "C" void FetchNPFI () ;
 extern "C" void FetchNResume () ;
 
-extern "C" int JVM_handle_solaris_signal(int signo, siginfo_t* siginfo, void* ucontext, int abort_if_unrecognized);
+extern "C" JNIEXPORT int
-
+JVM_handle_solaris_signal(int sig, siginfo_t* info, void* ucVoid,
-int JVM_handle_solaris_signal(int sig, siginfo_t* info, void* ucVoid, int abort_if_unrecognized) {
+                          int abort_if_unrecognized) {
   ucontext_t* uc = (ucontext_t*) ucVoid;
 
   Thread* t = ThreadLocalStorage::get_thread_slow();

hotspot/src/os_cpu/solaris_x86/vm/os_solaris_x86.cpp

@@ -365,8 +365,6 @@ bool os::is_allocatable(size_t bytes) {
 
 }
 
-extern "C" int JVM_handle_solaris_signal(int signo, siginfo_t* siginfo, void* ucontext, int abort_if_unrecognized);
-
 extern "C" void Fetch32PFI () ;
 extern "C" void Fetch32Resume () ;
 #ifdef AMD64
@@ -374,7 +372,9 @@ extern "C" void FetchNPFI () ;
 extern "C" void FetchNResume () ;
 #endif // AMD64
 
-int JVM_handle_solaris_signal(int sig, siginfo_t* info, void* ucVoid, int abort_if_unrecognized) {
+extern "C" JNIEXPORT int
+JVM_handle_solaris_signal(int sig, siginfo_t* info, void* ucVoid,
+                          int abort_if_unrecognized) {
   ucontext_t* uc = (ucontext_t*) ucVoid;
 
 #ifndef AMD64

hotspot/src/share/vm/asm/assembler.cpp

@@ -37,6 +37,12 @@
 #ifdef TARGET_ARCH_zero
 # include "assembler_zero.inline.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "assembler_arm.inline.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "assembler_ppc.inline.hpp"
+#endif
 
 
 // Implementation of AbstractAssembler

hotspot/src/share/vm/asm/assembler.hpp

@@ -43,6 +43,14 @@
 # include "register_zero.hpp"
 # include "vm_version_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "register_arm.hpp"
+# include "vm_version_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "register_ppc.hpp"
+# include "vm_version_ppc.hpp"
+#endif
 
 // This file contains platform-independent assembler declarations.
 
@@ -395,6 +403,12 @@ class AbstractAssembler : public ResourceObj  {
 #ifdef TARGET_ARCH_zero
 # include "assembler_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "assembler_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "assembler_ppc.hpp"
+#endif
 
 
 #endif // SHARE_VM_ASM_ASSEMBLER_HPP

hotspot/src/share/vm/asm/codeBuffer.hpp

@@ -566,6 +566,12 @@ class CodeBuffer: public StackObj {
 #ifdef TARGET_ARCH_zero
 # include "codeBuffer_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "codeBuffer_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "codeBuffer_ppc.hpp"
+#endif
 
 };
 

hotspot/src/share/vm/c1/c1_Defs.hpp

@@ -35,6 +35,12 @@
 #ifdef TARGET_ARCH_zero
 # include "register_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "register_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "register_ppc.hpp"
+#endif
 
 // set frame size and return address offset to these values in blobs
 // (if the compiled frame uses ebp as link pointer on IA; otherwise,
@@ -50,6 +56,12 @@ enum {
 #ifdef TARGET_ARCH_sparc
 # include "c1_Defs_sparc.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "c1_Defs_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "c1_Defs_ppc.hpp"
+#endif
 
 
 // native word offsets from memory address

hotspot/src/share/vm/c1/c1_FpuStackSim.hpp

@@ -38,6 +38,12 @@ class FpuStackSim;
 #ifdef TARGET_ARCH_sparc
 # include "c1_FpuStackSim_sparc.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "c1_FpuStackSim_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "c1_FpuStackSim_ppc.hpp"
+#endif
 
 
 #endif // SHARE_VM_C1_C1_FPUSTACKSIM_HPP

hotspot/src/share/vm/c1/c1_FrameMap.cpp

@@ -35,6 +35,12 @@
 #ifdef TARGET_ARCH_zero
 # include "vmreg_zero.inline.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "vmreg_arm.inline.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "vmreg_ppc.inline.hpp"
+#endif
 
 
 

hotspot/src/share/vm/c1/c1_FrameMap.hpp

@@ -87,6 +87,12 @@ class FrameMap : public CompilationResourceObj {
 #endif
 #ifdef TARGET_ARCH_sparc
 # include "c1_FrameMap_sparc.hpp"
+#endif
+#ifdef TARGET_ARCH_arm
+# include "c1_FrameMap_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "c1_FrameMap_ppc.hpp"
 #endif
 
 

hotspot/src/share/vm/c1/c1_Instruction.hpp

@@ -316,6 +316,8 @@ class Instruction: public CompilationResourceObj {
     return res;
   }
 
+  static const int no_bci = -99;
+
   enum InstructionFlag {
     NeedsNullCheckFlag = 0,
     CanTrapFlag,

hotspot/src/share/vm/c1/c1_LIRAssembler.cpp

@@ -42,6 +42,14 @@
 # include "nativeInst_zero.hpp"
 # include "vmreg_zero.inline.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "nativeInst_arm.hpp"
+# include "vmreg_arm.inline.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "nativeInst_ppc.hpp"
+# include "vmreg_ppc.inline.hpp"
+#endif
 
 
 void LIR_Assembler::patching_epilog(PatchingStub* patch, LIR_PatchCode patch_code, Register obj, CodeEmitInfo* info) {

hotspot/src/share/vm/c1/c1_LIRAssembler.hpp

@@ -252,6 +252,12 @@ class LIR_Assembler: public CompilationResourceObj {
 #ifdef TARGET_ARCH_sparc
 # include "c1_LIRAssembler_sparc.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "c1_LIRAssembler_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "c1_LIRAssembler_ppc.hpp"
+#endif
 
 };
 

hotspot/src/share/vm/c1/c1_LinearScan.cpp

@@ -41,6 +41,12 @@
 #ifdef TARGET_ARCH_zero
 # include "vmreg_zero.inline.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "vmreg_arm.inline.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "vmreg_ppc.inline.hpp"
+#endif
 
 
 #ifndef PRODUCT

hotspot/src/share/vm/c1/c1_LinearScan.hpp

@@ -972,6 +972,12 @@ class LinearScanTimers : public StackObj {
 #ifdef TARGET_ARCH_sparc
 # include "c1_LinearScan_sparc.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "c1_LinearScan_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "c1_LinearScan_ppc.hpp"
+#endif
 
 
 #endif // SHARE_VM_C1_C1_LINEARSCAN_HPP

hotspot/src/share/vm/c1/c1_MacroAssembler.hpp

@@ -35,6 +35,12 @@
 #ifdef TARGET_ARCH_zero
 # include "assembler_zero.inline.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "assembler_arm.inline.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "assembler_ppc.inline.hpp"
+#endif
 
 class CodeEmitInfo;
 
@@ -61,6 +67,12 @@ class C1_MacroAssembler: public MacroAssembler {
 #ifdef TARGET_ARCH_sparc
 # include "c1_MacroAssembler_sparc.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "c1_MacroAssembler_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "c1_MacroAssembler_ppc.hpp"
+#endif
 
 };
 

hotspot/src/share/vm/c1/c1_globals.hpp

@@ -32,6 +32,12 @@
 #ifdef TARGET_ARCH_sparc
 # include "c1_globals_sparc.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "c1_globals_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "c1_globals_ppc.hpp"
+#endif
 #ifdef TARGET_OS_FAMILY_linux
 # include "c1_globals_linux.hpp"
 #endif

hotspot/src/share/vm/classfile/classFileStream.hpp

@@ -35,6 +35,12 @@
 #ifdef TARGET_ARCH_zero
 # include "bytes_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "bytes_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "bytes_ppc.hpp"
+#endif
 
 // Input stream for reading .class file
 //

hotspot/src/share/vm/classfile/stackMapTable.hpp

@@ -39,6 +39,12 @@
 #ifdef TARGET_ARCH_zero
 # include "bytes_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "bytes_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "bytes_ppc.hpp"
+#endif
 
 class StackMapReader;
 

hotspot/src/share/vm/classfile/verifier.cpp

@@ -51,6 +51,12 @@
 #ifdef TARGET_ARCH_zero
 # include "bytes_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "bytes_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "bytes_ppc.hpp"
+#endif
 
 #define NOFAILOVER_MAJOR_VERSION 51
 

hotspot/src/share/vm/classfile/vmSymbols.hpp

@@ -108,7 +108,6 @@
   template(java_lang_AssertionStatusDirectives,       "java/lang/AssertionStatusDirectives")      \
   template(sun_jkernel_DownloadManager,               "sun/jkernel/DownloadManager")              \
   template(getBootClassPathEntryForClass_name,        "getBootClassPathEntryForClass")            \
-  template(setBootClassLoaderHook_name,               "setBootClassLoaderHook")                   \
   template(sun_misc_PostVMInitHook,                   "sun/misc/PostVMInitHook")                  \
                                                                                                   \
   /* class file format tags */                                                                    \

hotspot/src/share/vm/code/codeBlob.cpp

@@ -48,6 +48,12 @@
 #ifdef TARGET_ARCH_zero
 # include "nativeInst_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "nativeInst_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "nativeInst_ppc.hpp"
+#endif
 #ifdef COMPILER1
 #include "c1/c1_Runtime1.hpp"
 #endif

hotspot/src/share/vm/code/compiledIC.hpp

@@ -38,6 +38,12 @@
 #ifdef TARGET_ARCH_zero
 # include "nativeInst_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "nativeInst_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "nativeInst_ppc.hpp"
+#endif
 
 //-----------------------------------------------------------------------------
 // The CompiledIC represents a compiled inline cache.

hotspot/src/share/vm/code/icBuffer.cpp

@@ -46,6 +46,12 @@
 #ifdef TARGET_ARCH_zero
 # include "assembler_zero.inline.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "assembler_arm.inline.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "assembler_ppc.inline.hpp"
+#endif
 
 
 DEF_STUB_INTERFACE(ICStub);

hotspot/src/share/vm/code/nmethod.cpp

@@ -34,6 +34,7 @@
 #include "interpreter/bytecode.hpp"
 #include "oops/methodDataOop.hpp"
 #include "prims/jvmtiRedefineClassesTrace.hpp"
+#include "prims/jvmtiImpl.hpp"
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/sweeper.hpp"
 #include "utilities/dtrace.hpp"
@@ -1533,7 +1534,10 @@ void nmethod::post_compiled_method_load_event() {
   }
 
   if (JvmtiExport::should_post_compiled_method_load()) {
-    JvmtiExport::post_compiled_method_load(this);
+    // Let the Service thread (which is a real Java thread) post the event
+    MutexLockerEx ml(Service_lock, Mutex::_no_safepoint_check_flag);
+    JvmtiDeferredEventQueue::enqueue(
+      JvmtiDeferredEvent::compiled_method_load_event(this));
   }
 }
 
@@ -1566,8 +1570,17 @@ void nmethod::post_compiled_method_unload() {
   // ref will have been cleared.
   if (_jmethod_id != NULL && JvmtiExport::should_post_compiled_method_unload()) {
     assert(!unload_reported(), "already unloaded");
-    HandleMark hm;
+    JvmtiDeferredEvent event =
-    JvmtiExport::post_compiled_method_unload(_jmethod_id, insts_begin());
+      JvmtiDeferredEvent::compiled_method_unload_event(
+          _jmethod_id, insts_begin());
+    if (SafepointSynchronize::is_at_safepoint()) {
+      // Don't want to take the queueing lock. Add it as pending and
+      // it will get enqueued later.
+      JvmtiDeferredEventQueue::add_pending_event(event);
+    } else {
+      MutexLockerEx ml(Service_lock, Mutex::_no_safepoint_check_flag);
+      JvmtiDeferredEventQueue::enqueue(event);
+    }
   }
 
   // The JVMTI CompiledMethodUnload event can be enabled or disabled at

hotspot/src/share/vm/code/nmethod.hpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2011, 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
@@ -696,10 +696,11 @@ public:
 class nmethodLocker : public StackObj {
   nmethod* _nm;
 
+ public:
+
   static void lock_nmethod(nmethod* nm);   // note: nm can be NULL
   static void unlock_nmethod(nmethod* nm); // (ditto)
 
- public:
   nmethodLocker(address pc); // derive nm from pc
   nmethodLocker(nmethod *nm) { _nm = nm; lock_nmethod(_nm); }
   nmethodLocker() { _nm = NULL; }

hotspot/src/share/vm/code/relocInfo.cpp

@@ -41,6 +41,14 @@
 # include "assembler_zero.inline.hpp"
 # include "nativeInst_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "assembler_arm.inline.hpp"
+# include "nativeInst_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "assembler_ppc.inline.hpp"
+# include "nativeInst_ppc.hpp"
+#endif
 
 
 const RelocationHolder RelocationHolder::none; // its type is relocInfo::none

hotspot/src/share/vm/code/relocInfo.hpp

@@ -429,6 +429,12 @@ class relocInfo VALUE_OBJ_CLASS_SPEC {
 #endif
 #ifdef TARGET_ARCH_zero
 # include "relocInfo_zero.hpp"
+#endif
+#ifdef TARGET_ARCH_arm
+# include "relocInfo_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "relocInfo_ppc.hpp"
 #endif
 
 

hotspot/src/share/vm/code/vmreg.hpp

@@ -36,6 +36,12 @@
 #ifdef TARGET_ARCH_zero
 # include "register_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "register_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "register_ppc.hpp"
+#endif
 #ifdef COMPILER2
 #include "opto/adlcVMDeps.hpp"
 #include "utilities/ostream.hpp"
@@ -51,6 +57,12 @@
 #ifdef TARGET_ARCH_MODEL_zero
 # include "adfiles/adGlobals_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_MODEL_arm
+# include "adfiles/adGlobals_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_MODEL_ppc
+# include "adfiles/adGlobals_ppc.hpp"
+#endif
 #endif
 
 //------------------------------VMReg------------------------------------------
@@ -164,6 +176,12 @@ public:
 #ifdef TARGET_ARCH_zero
 # include "vmreg_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "vmreg_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "vmreg_ppc.hpp"
+#endif
 
 
 };

hotspot/src/share/vm/compiler/compileBroker.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2011, 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
@@ -1210,7 +1210,17 @@ uint CompileBroker::assign_compile_id(methodHandle method, int osr_bci) {
 // Should the current thread be blocked until this compilation request
 // has been fulfilled?
 bool CompileBroker::is_compile_blocking(methodHandle method, int osr_bci) {
-  return !BackgroundCompilation;
+  if (!BackgroundCompilation) {
+    Symbol* class_name = method->method_holder()->klass_part()->name();
+    if (class_name->starts_with("java/lang/ref/Reference", 23)) {
+      // The reference handler thread can dead lock with the GC if compilation is blocking,
+      // so we avoid blocking compiles for anything in the java.lang.ref.Reference class,
+      // including inner classes such as ReferenceHandler.
+      return false;
+    }
+    return true;
+  }
+  return false;
 }
 
 

hotspot/src/share/vm/compiler/disassembler.cpp

@@ -41,6 +41,12 @@
 #ifdef TARGET_ARCH_zero
 # include "depChecker_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "depChecker_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "depChecker_ppc.hpp"
+#endif
 #ifdef SHARK
 #include "shark/sharkEntry.hpp"
 #endif

hotspot/src/share/vm/compiler/disassembler.hpp

@@ -69,6 +69,12 @@ class Disassembler {
 #endif
 #ifdef TARGET_ARCH_zero
 # include "disassembler_zero.hpp"
+#endif
+#ifdef TARGET_ARCH_arm
+# include "disassembler_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "disassembler_ppc.hpp"
 #endif
 
 

hotspot/src/share/vm/gc_implementation/g1/concurrentG1Refine.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2011, 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
@@ -99,7 +99,7 @@ void ConcurrentG1Refine::init() {
   if (G1ConcRSLogCacheSize > 0) {
     _g1h = G1CollectedHeap::heap();
     _max_n_card_counts =
-      (unsigned) (_g1h->g1_reserved_obj_bytes() >> CardTableModRefBS::card_shift);
+      (unsigned) (_g1h->max_capacity() >> CardTableModRefBS::card_shift);
 
     size_t max_card_num = ((size_t)1 << (sizeof(unsigned)*BitsPerByte-1)) - 1;
     guarantee(_max_n_card_counts < max_card_num, "card_num representation");

hotspot/src/share/vm/gc_implementation/g1/concurrentMarkThread.cpp

@@ -251,6 +251,14 @@ void ConcurrentMarkThread::run() {
 
         // Now do the remainder of the cleanup operation.
         _cm->completeCleanup();
+        // Notify anyone who's waiting that there are no more free
+        // regions coming. We have to do this before we join the STS,
+        // otherwise we might deadlock: a GC worker could be blocked
+        // waiting for the notification whereas this thread will be
+        // blocked for the pause to finish while it's trying to join
+        // the STS, which is conditional on the GC workers finishing.
+        g1h->reset_free_regions_coming();
+
         _sts.join();
         g1_policy->record_concurrent_mark_cleanup_completed();
         _sts.leave();
@@ -262,9 +270,6 @@ void ConcurrentMarkThread::run() {
           gclog_or_tty->print_cr("[GC concurrent-cleanup-end, %1.7lf]",
                                  cleanup_end_sec - cleanup_start_sec);
         }
-
-        // We're done: no more free regions coming.
-        g1h->reset_free_regions_coming();
       }
       guarantee(cm()->cleanup_list_is_empty(),
                 "at this point there should be no regions on the cleanup list");

hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp

@@ -546,8 +546,11 @@ HeapRegion* G1CollectedHeap::new_region_work(size_t word_size,
     res = new_region_try_secondary_free_list(word_size);
   }
   if (res == NULL && do_expand) {
-    expand(word_size * HeapWordSize);
+    if (expand(word_size * HeapWordSize)) {
-    res = _free_list.remove_head_or_null();
+      // The expansion succeeded and so we should have at least one
+      // region on the free list.
+      res = _free_list.remove_head();
+    }
   }
   if (res != NULL) {
     if (G1PrintHeapRegions) {
@@ -631,11 +634,24 @@ HeapWord* G1CollectedHeap::humongous_obj_allocate(size_t word_size) {
   if (first == -1) {
     // The only thing we can do now is attempt expansion.
     if (fs + x_size >= num_regions) {
-      expand((num_regions - fs) * HeapRegion::GrainBytes);
+      // If the number of regions we're trying to allocate for this
+      // object is at most the number of regions in the free suffix,
+      // then the call to humongous_obj_allocate_find_first() above
+      // should have succeeded and we wouldn't be here.
+      //
+      // We should only be trying to expand when the free suffix is
+      // not sufficient for the object _and_ we have some expansion
+      // room available.
+      assert(num_regions > fs, "earlier allocation should have succeeded");
+
+      if (expand((num_regions - fs) * HeapRegion::GrainBytes)) {
         first = humongous_obj_allocate_find_first(num_regions, word_size);
+        // If the expansion was successful then the allocation
+        // should have been successful.
         assert(first != -1, "this should have worked");
       }
     }
+  }
 
   if (first != -1) {
     // Index of last region in the series + 1.
@@ -1647,7 +1663,7 @@ resize_if_necessary_after_full_collection(size_t word_size) {
   if (capacity_after_gc < minimum_desired_capacity) {
     // Don't expand unless it's significant
     size_t expand_bytes = minimum_desired_capacity - capacity_after_gc;
-    expand(expand_bytes);
+    if (expand(expand_bytes)) {
       if (PrintGC && Verbose) {
         gclog_or_tty->print_cr("  "
                                "  expanding:"
@@ -1658,6 +1674,7 @@ resize_if_necessary_after_full_collection(size_t word_size) {
                                (double) minimum_desired_capacity / (double) K,
                                (double) expand_bytes / (double) K);
       }
+    }
 
     // No expansion, now see if we want to shrink
   } else if (capacity_after_gc > maximum_desired_capacity) {
@@ -1757,66 +1774,84 @@ HeapWord* G1CollectedHeap::expand_and_allocate(size_t word_size) {
 
   verify_region_sets_optional();
 
-  size_t expand_bytes = word_size * HeapWordSize;
+  size_t expand_bytes = MAX2(word_size * HeapWordSize, MinHeapDeltaBytes);
-  if (expand_bytes < MinHeapDeltaBytes) {
+  if (expand(expand_bytes)) {
-    expand_bytes = MinHeapDeltaBytes;
-  }
-  expand(expand_bytes);
-
     verify_region_sets_optional();
-
     return attempt_allocation_at_safepoint(word_size,
                                           false /* expect_null_cur_alloc_region */);
+  }
+  return NULL;
 }
 
-// FIXME: both this and shrink could probably be more efficient by
+bool G1CollectedHeap::expand(size_t expand_bytes) {
-// doing one "VirtualSpace::expand_by" call rather than several.
-void G1CollectedHeap::expand(size_t expand_bytes) {
   size_t old_mem_size = _g1_storage.committed_size();
-  // We expand by a minimum of 1K.
+  size_t aligned_expand_bytes = ReservedSpace::page_align_size_up(expand_bytes);
-  expand_bytes = MAX2(expand_bytes, (size_t)K);
-  size_t aligned_expand_bytes =
-    ReservedSpace::page_align_size_up(expand_bytes);
   aligned_expand_bytes = align_size_up(aligned_expand_bytes,
                                        HeapRegion::GrainBytes);
-  expand_bytes = aligned_expand_bytes;
+
-  while (expand_bytes > 0) {
+  if (Verbose && PrintGC) {
-    HeapWord* base = (HeapWord*)_g1_storage.high();
+    gclog_or_tty->print("Expanding garbage-first heap from %ldK by %ldK",
-    // Commit more storage.
+                           old_mem_size/K, aligned_expand_bytes/K);
-    bool successful = _g1_storage.expand_by(HeapRegion::GrainBytes);
+  }
-    if (!successful) {
+
-        expand_bytes = 0;
+  HeapWord* old_end = (HeapWord*)_g1_storage.high();
-    } else {
+  bool successful = _g1_storage.expand_by(aligned_expand_bytes);
-      expand_bytes -= HeapRegion::GrainBytes;
+  if (successful) {
+    HeapWord* new_end = (HeapWord*)_g1_storage.high();
+
     // Expand the committed region.
-      HeapWord* high = (HeapWord*) _g1_storage.high();
+    _g1_committed.set_end(new_end);
-      _g1_committed.set_end(high);
+
+    // Tell the cardtable about the expansion.
+    Universe::heap()->barrier_set()->resize_covered_region(_g1_committed);
+
+    // And the offset table as well.
+    _bot_shared->resize(_g1_committed.word_size());
+
+    expand_bytes = aligned_expand_bytes;
+    HeapWord* base = old_end;
+
+    // Create the heap regions for [old_end, new_end)
+    while (expand_bytes > 0) {
+      HeapWord* high = base + HeapRegion::GrainWords;
+
       // Create a new HeapRegion.
       MemRegion mr(base, high);
       bool is_zeroed = !_g1_max_committed.contains(base);
       HeapRegion* hr = new HeapRegion(_bot_shared, mr, is_zeroed);
 
-      // Now update max_committed if necessary.
-      _g1_max_committed.set_end(MAX2(_g1_max_committed.end(), high));
-
       // Add it to the HeapRegionSeq.
       _hrs->insert(hr);
       _free_list.add_as_tail(hr);
+
       // And we used up an expansion region to create it.
       _expansion_regions--;
-      // Tell the cardtable about it.
+
-      Universe::heap()->barrier_set()->resize_covered_region(_g1_committed);
+      expand_bytes -= HeapRegion::GrainBytes;
-      // And the offset table as well.
+      base += HeapRegion::GrainWords;
-      _bot_shared->resize(_g1_committed.word_size());
+    }
+    assert(base == new_end, "sanity");
+
+    // Now update max_committed if necessary.
+    _g1_max_committed.set_end(MAX2(_g1_max_committed.end(), new_end));
+
+  } else {
+    // The expansion of the virtual storage space was unsuccessful.
+    // Let's see if it was because we ran out of swap.
+    if (G1ExitOnExpansionFailure &&
+        _g1_storage.uncommitted_size() >= aligned_expand_bytes) {
+      // We had head room...
+      vm_exit_out_of_memory(aligned_expand_bytes, "G1 heap expansion");
     }
   }
 
   if (Verbose && PrintGC) {
     size_t new_mem_size = _g1_storage.committed_size();
-    gclog_or_tty->print_cr("Expanding garbage-first heap from %ldK by %ldK to %ldK",
+    gclog_or_tty->print_cr("...%s, expanded to %ldK",
-                           old_mem_size/K, aligned_expand_bytes/K,
+                           (successful ? "Successful" : "Failed"),
                            new_mem_size/K);
   }
+  return successful;
 }
 
 void G1CollectedHeap::shrink_helper(size_t shrink_bytes)
@@ -2088,7 +2123,10 @@ jint G1CollectedHeap::initialize() {
   HeapRegionRemSet::init_heap(max_regions());
 
   // Now expand into the initial heap size.
-  expand(init_byte_size);
+  if (!expand(init_byte_size)) {
+    vm_exit_during_initialization("Failed to allocate initial heap.");
+    return JNI_ENOMEM;
+  }
 
   // Perform any initialization actions delegated to the policy.
   g1_policy()->init();
@@ -2744,7 +2782,7 @@ size_t G1CollectedHeap::large_typearray_limit() {
 }
 
 size_t G1CollectedHeap::max_capacity() const {
-  return g1_reserved_obj_bytes();
+  return _g1_reserved.byte_size();
 }
 
 jlong G1CollectedHeap::millis_since_last_gc() {
@@ -3538,7 +3576,12 @@ G1CollectedHeap::do_collection_pause_at_safepoint(double target_pause_time_ms) {
         size_t expand_bytes = g1_policy()->expansion_amount();
         if (expand_bytes > 0) {
           size_t bytes_before = capacity();
-          expand(expand_bytes);
+          if (!expand(expand_bytes)) {
+            // We failed to expand the heap so let's verify that
+            // committed/uncommitted amount match the backing store
+            assert(capacity() == _g1_storage.committed_size(), "committed size mismatch");
+            assert(max_capacity() == _g1_storage.reserved_size(), "reserved size mismatch");
+          }
         }
       }
 
@@ -3762,7 +3805,7 @@ void G1CollectedHeap::get_gc_alloc_regions() {
 
     if (alloc_region == NULL) {
       // we will get a new GC alloc region
-      alloc_region = new_gc_alloc_region(ap, 0);
+      alloc_region = new_gc_alloc_region(ap, HeapRegion::GrainWords);
     } else {
       // the region was retained from the last collection
       ++_gc_alloc_region_counts[ap];
@@ -5311,7 +5354,7 @@ size_t G1CollectedHeap::n_regions() {
 
 size_t G1CollectedHeap::max_regions() {
   return
-    (size_t)align_size_up(g1_reserved_obj_bytes(), HeapRegion::GrainBytes) /
+    (size_t)align_size_up(max_capacity(), HeapRegion::GrainBytes) /
     HeapRegion::GrainBytes;
 }
 

hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp

@@ -619,8 +619,10 @@ protected:
 
 public:
   // Expand the garbage-first heap by at least the given size (in bytes!).
+  // Returns true if the heap was expanded by the requested amount;
+  // false otherwise.
   // (Rounds up to a HeapRegion boundary.)
-  virtual void expand(size_t expand_bytes);
+  bool expand(size_t expand_bytes);
 
   // Do anything common to GC's.
   virtual void gc_prologue(bool full);
@@ -981,9 +983,6 @@ public:
   // Reference Processing accessor
   ReferenceProcessor* ref_processor() { return _ref_processor; }
 
-  // Reserved (g1 only; super method includes perm), capacity and the used
-  // portion in bytes.
-  size_t g1_reserved_obj_bytes() const { return _g1_reserved.byte_size(); }
   virtual size_t capacity() const;
   virtual size_t used() const;
   // This should be called when we're not holding the heap lock. The

hotspot/src/share/vm/gc_implementation/g1/g1CollectorPolicy.cpp

@@ -2011,7 +2011,7 @@ size_t G1CollectorPolicy::expansion_amount() {
     // space, whichever is smaller, bounded below by a minimum
     // expansion (unless that's all that's left.)
     const size_t min_expand_bytes = 1*M;
-    size_t reserved_bytes = _g1->g1_reserved_obj_bytes();
+    size_t reserved_bytes = _g1->max_capacity();
     size_t committed_bytes = _g1->capacity();
     size_t uncommitted_bytes = reserved_bytes - committed_bytes;
     size_t expand_bytes;

hotspot/src/share/vm/gc_implementation/g1/g1RemSet.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2011, 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
@@ -735,7 +735,7 @@ bool G1RemSet::concurrentRefineOneCard_impl(jbyte* card_ptr, int worker_i,
   MemRegion dirtyRegion(start, end);
 
 #if CARD_REPEAT_HISTO
-  init_ct_freq_table(_g1->g1_reserved_obj_bytes());
+  init_ct_freq_table(_g1->max_capacity());
   ct_freq_note_card(_ct_bs->index_for(start));
 #endif
 

hotspot/src/share/vm/gc_implementation/g1/g1_globals.hpp

@@ -303,7 +303,11 @@
                                                                             \
   develop(bool, ReduceInitialCardMarksForG1, false,                         \
           "When ReduceInitialCardMarks is true, this flag setting "         \
-          " controls whether G1 allows the RICM optimization")
+          " controls whether G1 allows the RICM optimization")              \
+                                                                            \
+  develop(bool, G1ExitOnExpansionFailure, false,                            \
+          "Raise a fatal VM exit out of memory failure in the event "       \
+          " that heap expansion fails due to running out of swap.")
 
 G1_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_EXPERIMENTAL_FLAG, DECLARE_NOTPRODUCT_FLAG, DECLARE_MANAGEABLE_FLAG, DECLARE_PRODUCT_RW_FLAG)
 

hotspot/src/share/vm/gc_implementation/shared/allocationStats.hpp

@@ -116,10 +116,8 @@ class AllocationStats VALUE_OBJ_CLASS_SPEC {
       _demand_rate_estimate.sample(rate);
       float new_rate = _demand_rate_estimate.padded_average();
       ssize_t old_desired = _desired;
-      _desired = (ssize_t)(new_rate * (inter_sweep_estimate
+      float delta_ise = (CMSExtrapolateSweep ? intra_sweep_estimate : 0.0);
-                                       + CMSExtrapolateSweep
+      _desired = (ssize_t)(new_rate * (inter_sweep_estimate + delta_ise));
-                                         ? intra_sweep_estimate
-                                         : 0.0));
       if (PrintFLSStatistics > 1) {
         gclog_or_tty->print_cr("demand: %d, old_rate: %f, current_rate: %f, new_rate: %f, old_desired: %d, new_desired: %d",
                                 demand,     old_rate,     rate,             new_rate,     old_desired,     _desired);

hotspot/src/share/vm/gc_implementation/shared/gcUtil.cpp

@@ -106,8 +106,8 @@ void AdaptivePaddedNoZeroDevAverage::sample(float new_sample) {
 }
 
 LinearLeastSquareFit::LinearLeastSquareFit(unsigned weight) :
-  _sum_x(0), _sum_y(0), _sum_xy(0),
+  _sum_x(0), _sum_x_squared(0), _sum_y(0), _sum_xy(0),
-  _mean_x(weight), _mean_y(weight) {}
+  _intercept(0), _slope(0), _mean_x(weight), _mean_y(weight) {}
 
 void LinearLeastSquareFit::update(double x, double y) {
   _sum_x = _sum_x + x;

hotspot/src/share/vm/interpreter/abstractInterpreter.hpp

@@ -41,6 +41,12 @@
 #ifdef TARGET_ARCH_MODEL_zero
 # include "interp_masm_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_MODEL_arm
+# include "interp_masm_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_MODEL_ppc
+# include "interp_masm_ppc.hpp"
+#endif
 #ifdef TARGET_OS_FAMILY_linux
 # include "thread_linux.inline.hpp"
 #endif

hotspot/src/share/vm/interpreter/bytecode.hpp

@@ -37,6 +37,12 @@
 #ifdef TARGET_ARCH_zero
 # include "bytes_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "bytes_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "bytes_ppc.hpp"
+#endif
 
 class ciBytecodeStream;
 

hotspot/src/share/vm/interpreter/bytecodeInterpreter.cpp

@@ -59,6 +59,12 @@
 #ifdef TARGET_OS_ARCH_windows_x86
 # include "orderAccess_windows_x86.inline.hpp"
 #endif
+#ifdef TARGET_OS_ARCH_linux_arm
+# include "orderAccess_linux_arm.inline.hpp"
+#endif
+#ifdef TARGET_OS_ARCH_linux_ppc
+# include "orderAccess_linux_ppc.inline.hpp"
+#endif
 
 
 // no precompiled headers

hotspot/src/share/vm/interpreter/bytecodeInterpreter.hpp

@@ -41,6 +41,12 @@
 #ifdef TARGET_ARCH_zero
 # include "bytes_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "bytes_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "bytes_ppc.hpp"
+#endif
 
 #ifdef CC_INTERP
 
@@ -587,6 +593,12 @@ void print();
 #ifdef TARGET_ARCH_zero
 # include "bytecodeInterpreter_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "bytecodeInterpreter_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "bytecodeInterpreter_ppc.hpp"
+#endif
 
 
 }; // BytecodeInterpreter

hotspot/src/share/vm/interpreter/bytecodeInterpreter.inline.hpp

@@ -52,6 +52,12 @@
 #ifdef TARGET_ARCH_zero
 # include "bytecodeInterpreter_zero.inline.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "bytecodeInterpreter_arm.inline.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "bytecodeInterpreter_ppc.inline.hpp"
+#endif
 
 #endif // CC_INTERP
 

hotspot/src/share/vm/interpreter/bytecodeStream.hpp

@@ -37,6 +37,12 @@
 #ifdef TARGET_ARCH_zero
 # include "bytes_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "bytes_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "bytes_ppc.hpp"
+#endif
 
 // A BytecodeStream is used for fast iteration over the bytecodes
 // of a methodOop.

hotspot/src/share/vm/interpreter/bytecodes.cpp

@@ -35,6 +35,12 @@
 #ifdef TARGET_ARCH_zero
 # include "bytes_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "bytes_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "bytes_ppc.hpp"
+#endif
 
 
 #if defined(WIN32) && (defined(_MSC_VER) && (_MSC_VER < 1600))

hotspot/src/share/vm/interpreter/bytecodes.hpp

@@ -293,6 +293,12 @@ class Bytecodes: AllStatic {
 #endif
 #ifdef TARGET_ARCH_zero
 # include "bytecodes_zero.hpp"
+#endif
+#ifdef TARGET_ARCH_arm
+# include "bytecodes_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "bytecodes_ppc.hpp"
 #endif
 
 

hotspot/src/share/vm/interpreter/cppInterpreter.hpp

@@ -90,6 +90,12 @@ class CppInterpreter: public AbstractInterpreter {
 #ifdef TARGET_ARCH_zero
 # include "cppInterpreter_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "cppInterpreter_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "cppInterpreter_ppc.hpp"
+#endif
 
 
 };

hotspot/src/share/vm/interpreter/cppInterpreterGenerator.hpp

@@ -53,6 +53,12 @@ class CppInterpreterGenerator: public AbstractInterpreterGenerator {
 #ifdef TARGET_ARCH_zero
 # include "cppInterpreterGenerator_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "cppInterpreterGenerator_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "cppInterpreterGenerator_ppc.hpp"
+#endif
 
 };
 

hotspot/src/share/vm/interpreter/interpreter.hpp

@@ -152,6 +152,12 @@ class Interpreter: public CC_INTERP_ONLY(CppInterpreter) NOT_CC_INTERP(TemplateI
 #ifdef TARGET_ARCH_zero
 # include "interpreter_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "interpreter_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "interpreter_ppc.hpp"
+#endif
 
 };
 

hotspot/src/share/vm/interpreter/interpreterGenerator.hpp

@@ -50,6 +50,12 @@ InterpreterGenerator(StubQueue* _code);
 #ifdef TARGET_ARCH_zero
 # include "interpreterGenerator_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "interpreterGenerator_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "interpreterGenerator_ppc.hpp"
+#endif
 
 
 };

hotspot/src/share/vm/interpreter/interpreterRuntime.cpp

@@ -65,6 +65,12 @@
 #ifdef TARGET_ARCH_zero
 # include "vm_version_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "vm_version_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "vm_version_ppc.hpp"
+#endif
 #ifdef COMPILER2
 #include "opto/runtime.hpp"
 #endif
@@ -1178,9 +1184,7 @@ void SignatureHandlerLibrary::add(methodHandle method) {
           handler_index = _fingerprints->length() - 1;
         }
       }
-    } else {
+      // Set handler under SignatureHandlerLibrary_lock
-      CHECK_UNHANDLED_OOPS_ONLY(Thread::current()->clear_unhandled_oops());
-    }
     if (handler_index < 0) {
       // use generic signature handler
       method->set_signature_handler(Interpreter::slow_signature_handler());
@@ -1188,21 +1192,29 @@ void SignatureHandlerLibrary::add(methodHandle method) {
       // set handler
       method->set_signature_handler(_handlers->at(handler_index));
     }
+    } else {
+      CHECK_UNHANDLED_OOPS_ONLY(Thread::current()->clear_unhandled_oops());
+      // use generic signature handler
+      method->set_signature_handler(Interpreter::slow_signature_handler());
+    }
   }
 #ifdef ASSERT
-  int handler_index, fingerprint_index;
+  int handler_index = -1;
+  int fingerprint_index = -2;
   {
     // '_handlers' and '_fingerprints' are 'GrowableArray's and are NOT synchronized
     // in any way if accessed from multiple threads. To avoid races with another
     // thread which may change the arrays in the above, mutex protected block, we
     // have to protect this read access here with the same mutex as well!
     MutexLocker mu(SignatureHandlerLibrary_lock);
+    if (_handlers != NULL) {
     handler_index = _handlers->find(method->signature_handler());
     fingerprint_index = _fingerprints->find(Fingerprinter(method).fingerprint());
   }
+  }
   assert(method->signature_handler() == Interpreter::slow_signature_handler() ||
          handler_index == fingerprint_index, "sanity check");
-#endif
+#endif // ASSERT
 }
 
 

hotspot/src/share/vm/interpreter/interpreterRuntime.hpp

@@ -156,6 +156,12 @@ class InterpreterRuntime: AllStatic {
 #endif
 #ifdef TARGET_ARCH_zero
 # include "interpreterRT_zero.hpp"
+#endif
+#ifdef TARGET_ARCH_arm
+# include "interpreterRT_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "interpreterRT_ppc.hpp"
 #endif
 
 

hotspot/src/share/vm/interpreter/templateInterpreter.hpp

@@ -192,6 +192,12 @@ class TemplateInterpreter: public AbstractInterpreter {
 #ifdef TARGET_ARCH_zero
 # include "templateInterpreter_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "templateInterpreter_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "templateInterpreter_ppc.hpp"
+#endif
 
 
 };

hotspot/src/share/vm/interpreter/templateInterpreterGenerator.hpp

@@ -96,6 +96,12 @@ class TemplateInterpreterGenerator: public AbstractInterpreterGenerator {
 #ifdef TARGET_ARCH_zero
 # include "templateInterpreterGenerator_zero.hpp"
 #endif
+#ifdef TARGET_ARCH_arm
+# include "templateInterpreterGenerator_arm.hpp"
+#endif
+#ifdef TARGET_ARCH_ppc
+# include "templateInterpreterGenerator_ppc.hpp"
+#endif
 
 
 };