# HG changeset patch
# User minqi
# Date 1384388673 28800
# Node ID cdf20166ec45e67c038350cb78ea92cd4fba5eff
# Parent  fce21ac5968db0b4d139b2294087864692350290
8025632: Remove all references to MagicLambdaImpl from Hotspot
Summary: MagicLambdaImpl was removed from jdk side, this should be done in vm side too
Reviewed-by: coleenp, hseigel, rdurbin

diff -r fce21ac5968d -r cdf20166ec45 src/share/vm/classfile/systemDictionary.hpp
--- a/src/share/vm/classfile/systemDictionary.hpp	Wed Nov 13 07:31:26 2013 -0800
+++ b/src/share/vm/classfile/systemDictionary.hpp	Wed Nov 13 16:24:33 2013 -0800
@@ -141,7 +141,6 @@
   /* NOTE: needed too early in bootstrapping process to have checks based on JDK version */                              \
   /* Universe::is_gte_jdk14x_version() is not set up by this point. */                                                   \
   /* It's okay if this turns out to be NULL in non-1.4 JDKs. */                                                          \
-  do_klass(lambda_MagicLambdaImpl_klass,                java_lang_invoke_MagicLambdaImpl,          Opt                 ) \
   do_klass(reflect_MagicAccessorImpl_klass,             sun_reflect_MagicAccessorImpl,             Opt                 ) \
   do_klass(reflect_MethodAccessorImpl_klass,            sun_reflect_MethodAccessorImpl,            Opt_Only_JDK14NewRef) \
   do_klass(reflect_ConstructorAccessorImpl_klass,       sun_reflect_ConstructorAccessorImpl,       Opt_Only_JDK14NewRef) \
diff -r fce21ac5968d -r cdf20166ec45 src/share/vm/classfile/verifier.cpp
--- a/src/share/vm/classfile/verifier.cpp	Wed Nov 13 07:31:26 2013 -0800
+++ b/src/share/vm/classfile/verifier.cpp	Wed Nov 13 16:24:33 2013 -0800
@@ -188,10 +188,8 @@
 bool Verifier::is_eligible_for_verification(instanceKlassHandle klass, bool should_verify_class) {
   Symbol* name = klass->name();
   Klass* refl_magic_klass = SystemDictionary::reflect_MagicAccessorImpl_klass();
-  Klass* lambda_magic_klass = SystemDictionary::lambda_MagicLambdaImpl_klass();
 
   bool is_reflect = refl_magic_klass != NULL && klass->is_subtype_of(refl_magic_klass);
-  bool is_lambda = lambda_magic_klass != NULL && klass->is_subtype_of(lambda_magic_klass);
 
   return (should_verify_for(klass->class_loader(), should_verify_class) &&
     // return if the class is a bootstrapping class
@@ -215,9 +213,7 @@
     // NOTE: this is called too early in the bootstrapping process to be
     // guarded by Universe::is_gte_jdk14x_version()/UseNewReflection.
     // Also for lambda generated code, gte jdk8
-    (!is_reflect || VerifyReflectionBytecodes) &&
-    (!is_lambda || VerifyLambdaBytecodes)
-  );
+    (!is_reflect || VerifyReflectionBytecodes));
 }
 
 Symbol* Verifier::inference_verify(
diff -r fce21ac5968d -r cdf20166ec45 src/share/vm/classfile/vmSymbols.hpp
--- a/src/share/vm/classfile/vmSymbols.hpp	Wed Nov 13 07:31:26 2013 -0800
+++ b/src/share/vm/classfile/vmSymbols.hpp	Wed Nov 13 16:24:33 2013 -0800
@@ -273,7 +273,6 @@
   template(java_lang_invoke_Stable_signature,         "Ljava/lang/invoke/Stable;")                \
   template(java_lang_invoke_LambdaForm_Compiled_signature, "Ljava/lang/invoke/LambdaForm$Compiled;") \
   template(java_lang_invoke_LambdaForm_Hidden_signature, "Ljava/lang/invoke/LambdaForm$Hidden;")  \
-  template(java_lang_invoke_MagicLambdaImpl,          "java/lang/invoke/MagicLambdaImpl")         \
   /* internal up-calls made only by the JVM, via class sun.invoke.MethodHandleNatives: */         \
   template(findMethodHandleType_name,                 "findMethodHandleType")                     \
   template(findMethodHandleType_signature,       "(Ljava/lang/Class;[Ljava/lang/Class;)Ljava/lang/invoke/MethodType;") \
diff -r fce21ac5968d -r cdf20166ec45 src/share/vm/runtime/globals.hpp
--- a/src/share/vm/runtime/globals.hpp	Wed Nov 13 07:31:26 2013 -0800
+++ b/src/share/vm/runtime/globals.hpp	Wed Nov 13 16:24:33 2013 -0800
@@ -3622,9 +3622,6 @@
           "Temporary flag for transition to AbstractMethodError wrapped "   \
           "in InvocationTargetException. See 6531596")                      \
                                                                             \
-  develop(bool, VerifyLambdaBytecodes, false,                               \
-          "Force verification of jdk 8 lambda metafactory bytecodes")       \
-                                                                            \
   develop(intx, FastSuperclassLimit, 8,                                     \
           "Depth of hardwired instanceof accelerator array")                \
                                                                             \
diff -r fce21ac5968d -r cdf20166ec45 src/share/vm/runtime/reflection.cpp
--- a/src/share/vm/runtime/reflection.cpp	Wed Nov 13 07:31:26 2013 -0800
+++ b/src/share/vm/runtime/reflection.cpp	Wed Nov 13 16:24:33 2013 -0800
@@ -470,12 +470,6 @@
     return true;
   }
 
-  // Also allow all accesses from
-  // java/lang/invoke/MagicLambdaImpl subclasses to succeed trivially.
-  if (current_class->is_subclass_of(SystemDictionary::lambda_MagicLambdaImpl_klass())) {
-    return true;
-  }
-
   return can_relax_access_check_for(current_class, new_class, classloader_only);
 }
 
@@ -570,12 +564,6 @@
     return true;
   }
 
-  // Also allow all accesses from
-  // java/lang/invoke/MagicLambdaImpl subclasses to succeed trivially.
-  if (current_class->is_subclass_of(SystemDictionary::lambda_MagicLambdaImpl_klass())) {
-    return true;
-  }
-
   return can_relax_access_check_for(
     current_class, field_class, classloader_only);
 }
diff -r fce21ac5968d -r cdf20166ec45 test/compiler/jsr292/ConcurrentClassLoadingTest.java
--- a/test/compiler/jsr292/ConcurrentClassLoadingTest.java	Wed Nov 13 07:31:26 2013 -0800
+++ b/test/compiler/jsr292/ConcurrentClassLoadingTest.java	Wed Nov 13 16:24:33 2013 -0800
@@ -172,7 +172,6 @@
             "java.lang.invoke.LambdaConversionException",
             "java.lang.invoke.LambdaForm",
             "java.lang.invoke.LambdaMetafactory",
-            "java.lang.invoke.MagicLambdaImpl",
             "java.lang.invoke.MemberName",
             "java.lang.invoke.MethodHandle",
             "java.lang.invoke.MethodHandleImpl",