Merge
diff --git a/.hgtags-top-repo b/.hgtags-top-repo
index babc8ba..f17c885 100644
--- a/.hgtags-top-repo
+++ b/.hgtags-top-repo
@@ -71,3 +71,4 @@
 d7f35c61afa092b6357c2c4bce3f298f16620f71 jdk7-b94
 fd3663286e77b9f13c39eee124db2beb079b3ca6 jdk7-b95
 cf71cb5151166f35433afebaf67dbf34a704a170 jdk7-b96
+5e197c942c6ebd8b92f324a31049c5f1d26d40ef jdk7-b97
diff --git a/README-builds.html b/README-builds.html
index 0b6fd25..00b8612 100644
--- a/README-builds.html
+++ b/README-builds.html
@@ -65,8 +65,9 @@
                             <li><a href="#cacerts">Certificate Authority File (cacert)</a> </li>
                             <li><a href="#compilers">Compilers</a> 
                                 <ul>
-                                    <li><a href="#msvc">Microsoft Visual Studio</a> </li>
-                                    <li><a href="#mssdk">Microsoft Platform SDK</a> </li>
+                                    <li><a href="#msvc32">Microsoft Visual Studio Professional/Express for 32 bit</a> </li>
+                                    <li><a href="#msvc64">Microsoft Visual Studio Professional for 64 bit</a> </li>
+                                    <li><a href="#mssdk64">Microsoft Windows SDK for 64 bit</a> </li>
                                     <li><a href="#gcc">Linux gcc/binutils</a> </li>
                                     <li><a href="#studio">Sun Studio</a> </li>
                                 </ul>
@@ -789,11 +790,11 @@
                 </li>
                 <li>
                     Install the
-                    <a href="#msvc">Microsoft Visual Studio Compilers</a>).
+                    <a href="#msvc32">Microsoft Visual Studio Compilers</a>).
                 </li>
                 <li>
                     Setup all environment variables for compilers 
-                    (see <a href="#msvc">compilers</a>).
+                    (see <a href="#msvc32">compilers</a>).
                 </li>
                 <li>
                     Install 
@@ -958,7 +959,7 @@
                     are also an option, although these compilers have not
                     been extensively used yet.
                 </blockquote>
-                <strong><a name="msvc">Windows i586: Microsoft Visual Studio Compilers</a></strong>
+                <strong><a name="msvc32">Windows i586: Microsoft Visual Studio 2010 Compilers</a></strong>
                 <blockquote>
 <p>
 <b>BEGIN WARNING</b>: At this time (Spring/Summer 2010) JDK 7 is starting a transition to
@@ -971,14 +972,13 @@
 We do not guarantee that VS2008 will work, although there is sufficient
 makefile support to make at least basic JDK builds plausible.
 Visual Studio 2010 Express compilers are now able to build all the
-open source repositories, but this is 32 bit only, since
-we have not yet seen the 7.1 Windows SDK with the 64 bit
-compilers. <b>END WARNING.</b>
+open source repositories, but this is 32 bit only. To build 64 bit
+Windows binaries use the the 7.1 Windows SDK.<b>END WARNING.</b>
 <p>
                     The 32-bit OpenJDK Windows build
                     requires 
                     Microsoft Visual Studio C++ 2010 (VS2010) Professional
-                    Edition compiler. 
+                    Edition or Express compiler.
                     The compiler and other tools are expected to reside
                     in the location defined by the variable 
                     <tt>VS100COMNTOOLS</tt> which
@@ -1001,14 +1001,33 @@
                     The path <tt>/usr/bin</tt> must be after the path to the
                     Visual Studio product.
                 </blockquote>
-                <strong><a name="mssdk">Windows x64: Microsoft Visual Studio Compilers</a></strong>
+                <strong><a name="msvc64">Windows x64: Microsoft Visual Studio 2010 Professional Compiler</a></strong>
                 <blockquote>
-                    On <b>X64</b>, the set up is much the same in VS2010
+                    For <b>X64</b>, builds, when using the VS2010 Professional
+                    compiler, the 64 bit build set up is much the same as 32 bit
                     except that you run <tt>amd64\VCVARS64.BAT</tt>
                     to set the compiler environment variables.
-                    Previously 64 builds had used the 64 bit compiler in
-                    an unbundled Windows SDK but this is no longer necessary.
+                    Previously 64 bit builds had used the 64 bit compiler in
+                    an unbundled Windows SDK but this is no longer necessary if
+                    you have VS2010 Professional.
                 </blockquote>
+                <strong><a name="mssdk64">Windows x64: Microsoft Windows 7.1 SDK 64 bit compilers.</a></strong>
+                   For a free alternative for 64 bit builds, use the 7.1 SDK.
+                   Microsoft say that to set up your paths for this run
+<pre>
+    c:\Program Files\Microsoft SDKs\Windows\v7.1\bin\setenv.cmd /x64.
+</pre>
+                   What was tested is just directly setting up LIB, INCLUDE,
+                   PATH and based on the installation directories using the
+                   DOS short name appropriate for the system, (you will
+                   need to set them for yours, not just blindly copy this) eg :
+<pre>
+    set VSINSTALLDIR=c:\PROGRA~2\MICROS~1.0
+    set WindowsSdkDir=c:\PROGRA~1\MICROS~1\Windows\v7.1
+    set PATH=%VSINSTALLDIR%\vc\bin\amd64;%VSINSTALLDIR%\Common7\IDE;%WindowsSdkDir%\bin;%PATH%
+    set INCLUDE=%VSINSTALLDIR%\vc\include;%WindowsSdkDir%\include
+    set LIB=%VSINSTALLDIR%\vc\lib\amd64;%WindowsSdkDir%\lib\x64
+</pre>
             </blockquote>
             <!-- ------------------------------------------------------ --> 
             <h4><a name="zip">Zip and Unzip</a></h4>
diff --git a/corba/.hgtags b/corba/.hgtags
index ee410d0..8d0f963 100644
--- a/corba/.hgtags
+++ b/corba/.hgtags
@@ -71,3 +71,4 @@
 533c11186b44e3a02d6c5fe69a73260505fcfe5e jdk7-b94
 06dbf406818c789bb586c1de4c002024cd26ecd2 jdk7-b95
 edc2a2659c77dabc55cb55bb617bad89e3a05bb3 jdk7-b96
+4ec9d59374caa1e5d72fa802291b4d66955a4936 jdk7-b97
diff --git a/hotspot/.hgtags b/hotspot/.hgtags
index c56e818..98d301b 100644
--- a/hotspot/.hgtags
+++ b/hotspot/.hgtags
@@ -100,3 +100,4 @@
 91d861ba858daca645993a1ab6ba2fa06a8f4a5b jdk7-b95
 573e8ea5fd68e8e51eb6308d283ac3b3889d15e0 jdk7-b96
 573e8ea5fd68e8e51eb6308d283ac3b3889d15e0 hs19-b02
+5f42499e57adc16380780f40541e1a66cd601891 jdk7-b97
diff --git a/hotspot/make/windows/makefiles/defs.make b/hotspot/make/windows/makefiles/defs.make
index 7bb84ea..851fe4f 100644
--- a/hotspot/make/windows/makefiles/defs.make
+++ b/hotspot/make/windows/makefiles/defs.make
@@ -69,8 +69,20 @@
   MAKE_ARGS += Platform_arch_model=x86_64
 endif
 
+ifneq ($(shell $(ECHO) $(PROCESSOR_IDENTIFIER) | $(GREP) EM64T),)
+  ARCH_DATA_MODEL=64
+  PLATFORM=windows-amd64
+  VM_PLATFORM=windows_amd64
+  HS_ARCH=x86
+  MAKE_ARGS += LP64=1
+  MAKE_ARGS += ARCH=x86
+  MAKE_ARGS += BUILDARCH=amd64
+  MAKE_ARGS += Platform_arch=x86
+  MAKE_ARGS += Platform_arch_model=x86_64
+endif
+
 # NB later OS versions than 2003 may report "Intel64"
-ifneq ($(shell $(ECHO) $(PROCESSOR_IDENTIFIER) | $(GREP) "EM64T\|Intel64"),)
+ifneq ($(shell $(ECHO) $(PROCESSOR_IDENTIFIER) | $(GREP) Intel64),)
   ARCH_DATA_MODEL=64
   PLATFORM=windows-amd64
   VM_PLATFORM=windows_amd64
diff --git a/jaxp/.hgtags b/jaxp/.hgtags
index ca047a5..f4b56b7 100644
--- a/jaxp/.hgtags
+++ b/jaxp/.hgtags
@@ -71,3 +71,4 @@
 2de307cd3b4e71127e75dff70809c1b1fbc1a494 jdk7-b94
 07050840f98cda357aa6a8d416fdccbd03038d35 jdk7-b95
 9510ed0e1c7ab46a8b6659234e1dc7786407a72b jdk7-b96
+ca01ec32561fee1855630b68a2fcd0042257a8ef jdk7-b97
diff --git a/jaxws/.hgtags b/jaxws/.hgtags
index ea45859..38c39df 100644
--- a/jaxws/.hgtags
+++ b/jaxws/.hgtags
@@ -71,3 +71,4 @@
 8515e093efd14ac054e941ef743f76561a393a70 jdk7-b94
 ee06cfb113d554b5c8a9a53383bae2b168533829 jdk7-b95
 208fd4451232f7a522ddb20334c598656844ccb7 jdk7-b96
+dac23846092ad4956ed41b5278f8686476ae46ef jdk7-b97
diff --git a/jdk/.hgtags b/jdk/.hgtags
index 40695f0..58a3c99 100644
--- a/jdk/.hgtags
+++ b/jdk/.hgtags
@@ -71,3 +71,4 @@
 cf44386c8fe3fbdb9da14346be25d19fd1092f71 jdk7-b94
 db951e984ccf50756160fee3078c791300b0917e jdk7-b95
 51b9e5dbc2da0631414484b934ac3fb62e48a2c6 jdk7-b96
+b1903d7528d33b521df42bc9291bdcdd2f444a29 jdk7-b97
diff --git a/jdk/make/common/shared/Defs-windows.gmk b/jdk/make/common/shared/Defs-windows.gmk
index 067e4a4..79cc031 100644
--- a/jdk/make/common/shared/Defs-windows.gmk
+++ b/jdk/make/common/shared/Defs-windows.gmk
@@ -331,23 +331,50 @@
   endif
 endif
 
-# Compilers for 64bit may be from SDK. For VS 2010 we use those.
-# The Express compilers don't contain 64 bit compilers, so in
-# that case, you additionally need the SDK. At this time,
-# there's no 64 bit SDK available that has VS 2010.
-# Presumably SDK v7.1 will provide that and we may want to update
-# the logic here to work with that.
-# However official builds will use the Professional version.
+# Compilers for 64bit may be from the free SDK, or Visual Studio Professional
+# The free Express compilers don't contain 64 bit compilers, which is why
+# you instead need the SDK.
+# So for VS2010 based builds, either VS2010 Pro with the 7.0a SDK, or
+# the Windows 7.1 standalone SDK with compilers may be used.
+# Release enginering will use VS2010 Pro, so the frequency of testing of
+# SDK based builds will depend entirely on individual usage.
 ifeq ($(ARCH_DATA_MODEL), 64)
   ifdef VS100COMNTOOLS  # /Common7/Tools directory, use ../../Vc
+    # VS2010 default location is used when building 64 bit using the 7.1 SDK
+    # This is safe to hardwire as the SDK installer won't let you change it
+    # and the VS2010 variable is only used if the compilers are from the SDK
+    xVS2010 :="$(_program_files32)/Microsoft Visual Studio 10.0/"
+    VS2010 :=$(call FullPath,$(xVS2010))
     xVS100COMNTOOLS :="$(subst \,/,$(VS100COMNTOOLS))"
     _vs100tools     :=$(call FullPath,$(xVS100COMNTOOLS))
   endif
   ifneq ($(_vs100tools),)
     _compiler_bin :=$(_vs100tools)/../../Vc/bin/amd64
-    _redist_sdk   :=$(_vs100tools)/../../Vc/redist/x64/Microsoft.VC100.CRT
-    xMSSDK70      :="$(_program_files32)/Microsoft SDKs/Windows/v7.0a/"
-    MSSDK70       :=$(call FullPath,$(xMSSDK70))
+    x_redist_sdk   :=$(_vs100tools)/../../Vc/redist/x64/Microsoft.VC100.CRT
+    _redist_sdk    :=$(call FullPath,$(x_redist_sdk))
+    # The SDK doesn't have the redist directory, but the DLL is installed
+    # into the windows directory.
+    ifeq ($(_redist_sdk),)
+      _redist_sdk   :=c:/windows/system32
+    endif
+    # Not currently using MSSDK7n, but maybe we can make use of it for
+    # doing default location lookup to find some SDK tools that presently
+    # require the developer to explicitly set the path.
+    # The 7.0a path is from VS2010 Pro, the 7.1 path is the standalone SDK.
+    # Either will work for us.
+    # If a developer chooses to install the standalone SDK in some other
+    # location, then this will fail to find it, which won't matter so long as
+    # we aren't using this variable. If we do they'd still need to set the
+    # ALT_MSDEVTOOLS_PATH as now.
+    # %WindowsSdkDir% could be referenced instead but the SDK installer
+    # doesn't set it and in the case of the VS2010 compilers,
+    # you can't change this location in the installer anyway.
+    xMSSDK7n      :="$(_program_files32)/Microsoft SDKs/Windows/v7.0a/"
+    MSSDK7n       :=$(call FullPath,$(xMSSDK7n))
+    ifeq ($(MSSDK7n),)
+      xMSSDK7n      :="$(_program_files32)/Microsoft SDKs/Windows/v7.1/"
+      MSSDK7n       :=$(call FullPath,$(xMSSDK7n))
+    endif
   else
     xVS2008 :="$(_program_files32)/Microsoft Visual Studio 9.0/"
     VS2008 :=$(call FullPath,$(xVS2008))
@@ -355,7 +382,7 @@
       _compiler_bin :=$(VS2008)/VC/Bin/$(ARCH)
       xMSSDK61      :="$(_program_files)/Microsoft SDKs/Windows/v6.1/"
       MSSDK61       :=$(call FullPath,$(xMSSDK61))
-      _redist_sdk   :=$(VS2008)/VC/redist/x86/Microsoft.VC90.CRT
+      _redist_sdk   :=$(VS2008)/VC/redist/x64/Microsoft.VC90.CRT
     else
       ifneq ($(_ms_sdk),)
         ifeq ($(ARCH), ia64)
diff --git a/jdk/make/tools/freetypecheck/freetypecheck.c b/jdk/make/tools/freetypecheck/freetypecheck.c
index 08d7ce8..ddbc2e0 100644
--- a/jdk/make/tools/freetypecheck/freetypecheck.c
+++ b/jdk/make/tools/freetypecheck/freetypecheck.c
@@ -33,7 +33,7 @@
 #include FT_FREETYPE_H
 
 #ifdef _MSC_VER
-#if _MSC_VER > 1400
+#if _MSC_VER > 1400 && _MSC_VER < 1600
 
 /*
  * When building for Microsoft Windows, your program has a dependency
@@ -68,7 +68,7 @@
         "publicKeyToken='" _VC_ASSEMBLY_PUBLICKEYTOKEN "'\"")
 
 #endif  /* _M_AMD64 */
-#endif  /* _MSC_VER > 1400 */
+#endif  /* _MSC_VER > 1400 && _MSC_VER < 1600 */
 #endif  /* _MSC_VER */
 
 #define QUOTEMACRO(x) QUOTEME(x)
diff --git a/langtools/.hgtags b/langtools/.hgtags
index 79338b0..f0d48e7 100644
--- a/langtools/.hgtags
+++ b/langtools/.hgtags
@@ -71,3 +71,4 @@
 bb3d7c75a56df0c00246072b996fad1858a771a1 jdk7-b94
 752bb790fc2d6df91e91d84420c9c87136eb81eb jdk7-b95
 89cd267c216751bdacf8629bb07a40c0950fc4f2 jdk7-b96
+c0a41294297ed397098dd92b647f481f0e1bb8fa jdk7-b97