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comparison src/share/vm/prims/methodHandles.cpp @ 3744:60b8287df30e

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7049415: Failure of resolution of sym.reference to the c.s.s. should be wrapped in BootstrapMethodError Summary: Delegate invokedynamic linkage errors to MethodHandleNatives.raiseException. Reviewed-by: never
author jrose
date Wed, 01 Jun 2011 23:25:20 -0700
parents 5ac411b3b8fc
children f7d55ea6ee56
comparison
equal deleted inserted replaced
3743:33e2b8f1d466 3744:60b8287df30e
2968 // TO DO: expand at least some of the MemberNames, to avoid massive callbacks 2968 // TO DO: expand at least some of the MemberNames, to avoid massive callbacks
2969 return res; 2969 return res;
2970 } 2970 }
2971 JVM_END 2971 JVM_END
2972 2972
2973 methodOop MethodHandles::resolve_raise_exception_method(TRAPS) {
2974 if (_raise_exception_method != NULL) {
2975 // no need to do it twice
2976 return raise_exception_method();
2977 }
2978 // LinkResolver::resolve_invokedynamic can reach this point
2979 // because an invokedynamic has failed very early (7049415)
2980 KlassHandle MHN_klass = SystemDictionaryHandles::MethodHandleNatives_klass();
2981 if (MHN_klass.not_null()) {
2982 TempNewSymbol raiseException_name = SymbolTable::new_symbol("raiseException", CHECK_NULL);
2983 TempNewSymbol raiseException_sig = SymbolTable::new_symbol("(ILjava/lang/Object;Ljava/lang/Object;)V", CHECK_NULL);
2984 methodOop raiseException_method = instanceKlass::cast(MHN_klass->as_klassOop())
2985 ->find_method(raiseException_name, raiseException_sig);
2986 if (raiseException_method != NULL && raiseException_method->is_static()) {
2987 return raiseException_method;
2988 }
2989 }
2990 // not found; let the caller deal with it
2991 return NULL;
2992 }
2993 void MethodHandles::raise_exception(int code, oop actual, oop required, TRAPS) {
2994 methodOop raiseException_method = resolve_raise_exception_method(CHECK);
2995 if (raiseException_method != NULL &&
2996 instanceKlass::cast(raiseException_method->method_holder())->is_not_initialized()) {
2997 instanceKlass::cast(raiseException_method->method_holder())->initialize(CHECK);
2998 // it had better be resolved by now, or maybe JSR 292 failed to load
2999 raiseException_method = raise_exception_method();
3000 }
3001 if (raiseException_method == NULL) {
3002 THROW_MSG(vmSymbols::java_lang_InternalError(), "no raiseException method");
3003 }
3004 JavaCallArguments args;
3005 args.push_int(code);
3006 args.push_oop(actual);
3007 args.push_oop(required);
3008 JavaValue result(T_VOID);
3009 JavaCalls::call(&result, raiseException_method, &args, CHECK);
3010 }
3011
2973 JVM_ENTRY(jobject, MH_invoke_UOE(JNIEnv *env, jobject igmh, jobjectArray igargs)) { 3012 JVM_ENTRY(jobject, MH_invoke_UOE(JNIEnv *env, jobject igmh, jobjectArray igargs)) {
2974 TempNewSymbol UOE_name = SymbolTable::new_symbol("java/lang/UnsupportedOperationException", CHECK_NULL); 3013 TempNewSymbol UOE_name = SymbolTable::new_symbol("java/lang/UnsupportedOperationException", CHECK_NULL);
2975 THROW_MSG_NULL(UOE_name, "MethodHandle.invoke cannot be invoked reflectively"); 3014 THROW_MSG_NULL(UOE_name, "MethodHandle.invoke cannot be invoked reflectively");
2976 return NULL; 3015 return NULL;
2977 } 3016 }
3057 env->ExceptionClear(); 3096 env->ExceptionClear();
3058 } 3097 }
3059 } 3098 }
3060 3099
3061 if (enable_MH) { 3100 if (enable_MH) {
3062 KlassHandle MHN_klass = SystemDictionaryHandles::MethodHandleNatives_klass(); 3101 methodOop raiseException_method = MethodHandles::resolve_raise_exception_method(CHECK);
3063 if (MHN_klass.not_null()) { 3102 if (raiseException_method != NULL) {
3064 TempNewSymbol raiseException_name = SymbolTable::new_symbol("raiseException", CHECK); 3103 MethodHandles::set_raise_exception_method(raiseException_method);
3065 TempNewSymbol raiseException_sig = SymbolTable::new_symbol("(ILjava/lang/Object;Ljava/lang/Object;)V", CHECK);
3066 methodOop raiseException_method = instanceKlass::cast(MHN_klass->as_klassOop())
3067 ->find_method(raiseException_name, raiseException_sig);
3068 if (raiseException_method != NULL && raiseException_method->is_static()) {
3069 MethodHandles::set_raise_exception_method(raiseException_method);
3070 } else {
3071 warning("JSR 292 method handle code is mismatched to this JVM. Disabling support.");
3072 enable_MH = false;
3073 }
3074 } else { 3104 } else {
3105 warning("JSR 292 method handle code is mismatched to this JVM. Disabling support.");
3075 enable_MH = false; 3106 enable_MH = false;
3076 } 3107 }
3077 } 3108 }
3078 3109
3079 if (enable_MH) { 3110 if (enable_MH) {