# HG changeset patch
# User Tom Rodriguez <tom.rodriguez@oracle.com>
# Date 1445461854 25200
# Node ID bc1d4ecfae54c2d751dbe145fa25b63dce8a9972
# Parent  6c50e0c1e630520063a89183e6e7b6fbe68210f7
Avoid use of sun.misc.Version to control JDK specific intrinsics

diff -r 6c50e0c1e630 -r bc1d4ecfae54 graal/com.oracle.graal.hotspot.test/src/com/oracle/graal/hotspot/test/HotSpotCryptoSubstitutionTest.java
--- a/graal/com.oracle.graal.hotspot.test/src/com/oracle/graal/hotspot/test/HotSpotCryptoSubstitutionTest.java	Wed Oct 21 09:22:42 2015 -0700
+++ b/graal/com.oracle.graal.hotspot.test/src/com/oracle/graal/hotspot/test/HotSpotCryptoSubstitutionTest.java	Wed Oct 21 14:10:54 2015 -0700
@@ -24,8 +24,6 @@
 
 import static com.oracle.graal.graphbuilderconf.IntrinsicContext.CompilationContext.ROOT_COMPILATION;
 import static jdk.vm.ci.hotspot.HotSpotVMConfig.config;
-import static sun.misc.Version.jdkMajorVersion;
-import static sun.misc.Version.jdkMinorVersion;
 
 import java.io.ByteArrayOutputStream;
 import java.io.DataInputStream;
@@ -49,6 +47,7 @@
 import com.oracle.graal.graphbuilderconf.GraphBuilderConfiguration;
 import com.oracle.graal.graphbuilderconf.GraphBuilderConfiguration.Plugins;
 import com.oracle.graal.graphbuilderconf.IntrinsicContext;
+import com.oracle.graal.hotspot.meta.HotSpotGraphBuilderPlugins;
 import com.oracle.graal.hotspot.meta.HotSpotProviders;
 import com.oracle.graal.java.GraphBuilderPhase;
 import com.oracle.graal.nodes.StructuredGraph;
@@ -91,8 +90,7 @@
 
     @Test
     public void testAESCryptIntrinsics() throws Exception {
-        String[] methods = jdkMajorVersion() >= 1 && jdkMinorVersion() <= 8 ? new String[]{"encryptBlock", "decryptBlock"} : new String[]{"implEncryptBlock", "implDecryptBlock"};
-        if (compileAndInstall("com.sun.crypto.provider.AESCrypt", methods)) {
+        if (compileAndInstall("com.sun.crypto.provider.AESCrypt", HotSpotGraphBuilderPlugins.aesEncryptName, HotSpotGraphBuilderPlugins.aesDecryptName)) {
             ByteArrayOutputStream actual = new ByteArrayOutputStream();
             actual.write(runEncryptDecrypt(aesKey, "AES/CBC/NoPadding"));
             actual.write(runEncryptDecrypt(aesKey, "AES/CBC/PKCS5Padding"));
@@ -102,8 +100,7 @@
 
     @Test
     public void testCipherBlockChainingIntrinsics() throws Exception {
-        String[] methods = jdkMajorVersion() >= 1 && jdkMinorVersion() <= 8 ? new String[]{"encrypt", "decrypt"} : new String[]{"implEncrypt", "implDecrypt"};
-        if (compileAndInstall("com.sun.crypto.provider.CipherBlockChaining", methods)) {
+        if (compileAndInstall("com.sun.crypto.provider.CipherBlockChaining", HotSpotGraphBuilderPlugins.cbcEncryptName, HotSpotGraphBuilderPlugins.cbcDecryptName)) {
             ByteArrayOutputStream actual = new ByteArrayOutputStream();
             actual.write(runEncryptDecrypt(aesKey, "AES/CBC/NoPadding"));
             actual.write(runEncryptDecrypt(aesKey, "AES/CBC/PKCS5Padding"));
diff -r 6c50e0c1e630 -r bc1d4ecfae54 graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotGraphBuilderPlugins.java
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotGraphBuilderPlugins.java	Wed Oct 21 09:22:42 2015 -0700
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotGraphBuilderPlugins.java	Wed Oct 21 14:10:54 2015 -0700
@@ -26,8 +26,6 @@
 import static com.oracle.graal.hotspot.replacements.SystemSubstitutions.JAVA_TIME_MILLIS;
 import static com.oracle.graal.hotspot.replacements.SystemSubstitutions.JAVA_TIME_NANOS;
 import static com.oracle.graal.java.BytecodeParserOptions.InlineDuringParsing;
-import static sun.misc.Version.jdkMajorVersion;
-import static sun.misc.Version.jdkMinorVersion;
 
 import java.lang.invoke.ConstantCallSite;
 import java.lang.invoke.MutableCallSite;
@@ -60,6 +58,7 @@
 import com.oracle.graal.hotspot.replacements.CallSiteTargetNode;
 import com.oracle.graal.hotspot.replacements.CipherBlockChainingSubstitutions;
 import com.oracle.graal.hotspot.replacements.HotSpotClassSubstitutions;
+import com.oracle.graal.hotspot.replacements.HotSpotReplacementsUtil;
 import com.oracle.graal.hotspot.replacements.IdentityHashCodeNode;
 import com.oracle.graal.hotspot.replacements.ObjectCloneNode;
 import com.oracle.graal.hotspot.replacements.ObjectSubstitutions;
@@ -154,7 +153,7 @@
         r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "isPrimitive", Receiver.class);
         r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getSuperclass", Receiver.class);
 
-        if (jdkMajorVersion() >= 1 && jdkMinorVersion() <= 8) {
+        if (HotSpotReplacementsUtil.arrayKlassComponentMirrorOffsetExists()) {
             r.registerMethodSubstitution(HotSpotClassSubstitutions.class, "getComponentType", Receiver.class);
         }
 
@@ -269,6 +268,25 @@
         });
     }
 
+    public static final String cbcEncryptName;
+    public static final String cbcDecryptName;
+    public static final String aesEncryptName;
+    public static final String aesDecryptName;
+
+    static {
+        if (System.getProperty("java.specification.version").compareTo("1.9") < 0) {
+            cbcEncryptName = "encrypt";
+            cbcDecryptName = "decrypt";
+            aesEncryptName = "encryptBlock";
+            aesDecryptName = "decryptBlock";
+        } else {
+            cbcEncryptName = "implEncrypt";
+            cbcDecryptName = "implDecrypt";
+            aesEncryptName = "implEncryptBlock";
+            aesDecryptName = "implDecryptBlock";
+        }
+    }
+
     private static void registerAESPlugins(InvocationPlugins plugins, HotSpotVMConfig config) {
         if (config.useAESIntrinsics) {
             assert config.aescryptEncryptBlockStub != 0L;
@@ -278,24 +296,14 @@
             Class<?> c = MethodSubstitutionPlugin.resolveClass("com.sun.crypto.provider.CipherBlockChaining", true);
             if (c != null) {
                 Registration r = new Registration(plugins, c);
-                if (jdkMajorVersion() >= 1 && jdkMinorVersion() <= 8) {
-                    r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, "encrypt", Receiver.class, byte[].class, int.class, int.class, byte[].class, int.class);
-                    r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, "decrypt", Receiver.class, byte[].class, int.class, int.class, byte[].class, int.class);
-                } else {
-                    r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, "implEncrypt", Receiver.class, byte[].class, int.class, int.class, byte[].class, int.class);
-                    r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, "implDecrypt", Receiver.class, byte[].class, int.class, int.class, byte[].class, int.class);
-                }
+                r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, cbcEncryptName, Receiver.class, byte[].class, int.class, int.class, byte[].class, int.class);
+                r.registerMethodSubstitution(CipherBlockChainingSubstitutions.class, cbcDecryptName, Receiver.class, byte[].class, int.class, int.class, byte[].class, int.class);
             }
             c = MethodSubstitutionPlugin.resolveClass("com.sun.crypto.provider.AESCrypt", true);
             if (c != null) {
                 Registration r = new Registration(plugins, c);
-                if (jdkMajorVersion() >= 1 && jdkMinorVersion() <= 8) {
-                    r.registerMethodSubstitution(AESCryptSubstitutions.class, "encryptBlock", Receiver.class, byte[].class, int.class, byte[].class, int.class);
-                    r.registerMethodSubstitution(AESCryptSubstitutions.class, "decryptBlock", Receiver.class, byte[].class, int.class, byte[].class, int.class);
-                } else {
-                    r.registerMethodSubstitution(AESCryptSubstitutions.class, "implEncryptBlock", Receiver.class, byte[].class, int.class, byte[].class, int.class);
-                    r.registerMethodSubstitution(AESCryptSubstitutions.class, "implDecryptBlock", Receiver.class, byte[].class, int.class, byte[].class, int.class);
-                }
+                r.registerMethodSubstitution(AESCryptSubstitutions.class, aesEncryptName, Receiver.class, byte[].class, int.class, byte[].class, int.class);
+                r.registerMethodSubstitution(AESCryptSubstitutions.class, aesDecryptName, Receiver.class, byte[].class, int.class, byte[].class, int.class);
             }
         }
     }
@@ -308,7 +316,7 @@
             assert config.cipherBlockChainingDecryptAESCryptStub != 0L;
             Registration r = new Registration(plugins, CRC32.class);
             r.registerMethodSubstitution(CRC32Substitutions.class, "update", int.class, int.class);
-            if (jdkMajorVersion() >= 1 && jdkMinorVersion() <= 8) {
+            if (System.getProperty("java.specification.version").compareTo("1.9") < 0) {
                 r.registerMethodSubstitution(CRC32Substitutions.class, "updateBytes", int.class, byte[].class, int.class, int.class);
                 r.registerMethodSubstitution(CRC32Substitutions.class, "updateByteBuffer", int.class, long.class, int.class, int.class);
             } else {
diff -r 6c50e0c1e630 -r bc1d4ecfae54 graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/replacements/HotSpotReplacementsUtil.java
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/replacements/HotSpotReplacementsUtil.java	Wed Oct 21 09:22:42 2015 -0700
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/replacements/HotSpotReplacementsUtil.java	Wed Oct 21 14:10:54 2015 -0700
@@ -459,6 +459,10 @@
         }
     }
 
+    public static boolean arrayKlassComponentMirrorOffsetExists() {
+        return Lazy.arrayKlassComponentMirrorOffset != Integer.MAX_VALUE;
+    }
+
     @Fold
     public static int arrayKlassComponentMirrorOffset() {
         if (Lazy.arrayKlassComponentMirrorOffset == Integer.MAX_VALUE) {