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comparison src/share/vm/prims/jni.cpp @ 6854:fb19af007ffc

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7189254: Change makefiles for more flexibility to override defaults Summary: Change makefiles so that targets and parameters can be overridden by alternate makefiles. Reviewed-by: dholmes, coleenp
author jprovino
date Wed, 10 Oct 2012 14:35:58 -0400
parents da91efe96a93
children 9855b7e559ae
comparison
equal deleted inserted replaced
6830:81e878c53615 6854:fb19af007ffc
3001 DTRACE_PROBE3(hotspot_jni, GetStaticObjectField__entry, env, clazz, fieldID); 3001 DTRACE_PROBE3(hotspot_jni, GetStaticObjectField__entry, env, clazz, fieldID);
3002 #else /* USDT2 */ 3002 #else /* USDT2 */
3003 HOTSPOT_JNI_GETSTATICOBJECTFIELD_ENTRY( 3003 HOTSPOT_JNI_GETSTATICOBJECTFIELD_ENTRY(
3004 env, clazz, (uintptr_t) fieldID); 3004 env, clazz, (uintptr_t) fieldID);
3005 #endif /* USDT2 */ 3005 #endif /* USDT2 */
3006 #ifndef JNICHECK_KERNEL 3006 #if INCLUDE_JNI_CHECK
3007 DEBUG_ONLY(Klass* param_k = jniCheck::validate_class(thread, clazz);) 3007 DEBUG_ONLY(Klass* param_k = jniCheck::validate_class(thread, clazz);)
3008 #endif // JNICHECK_KERNEL 3008 #endif // INCLUDE_JNI_CHECK
3009 JNIid* id = jfieldIDWorkaround::from_static_jfieldID(fieldID); 3009 JNIid* id = jfieldIDWorkaround::from_static_jfieldID(fieldID);
3010 assert(id->is_static_field_id(), "invalid static field id"); 3010 assert(id->is_static_field_id(), "invalid static field id");
3011 // Keep JVMTI addition small and only check enabled flag here. 3011 // Keep JVMTI addition small and only check enabled flag here.
3012 // jni_GetField_probe() assumes that is okay to create handles. 3012 // jni_GetField_probe() assumes that is okay to create handles.
3013 if (JvmtiExport::should_post_field_access()) { 3013 if (JvmtiExport::should_post_field_access()) {
3949 // is not native. Ask JVM TI what prefixes have been specified. Then check 3949 // is not native. Ask JVM TI what prefixes have been specified. Then check
3950 // to see if the native method is now wrapped with the prefixes. See the 3950 // to see if the native method is now wrapped with the prefixes. See the
3951 // SetNativeMethodPrefix(es) functions in the JVM TI Spec for details. 3951 // SetNativeMethodPrefix(es) functions in the JVM TI Spec for details.
3952 static Method* find_prefixed_native(KlassHandle k, 3952 static Method* find_prefixed_native(KlassHandle k,
3953 Symbol* name, Symbol* signature, TRAPS) { 3953 Symbol* name, Symbol* signature, TRAPS) {
3954 #if INCLUDE_JVMTI
3954 ResourceMark rm(THREAD); 3955 ResourceMark rm(THREAD);
3955 Method* method; 3956 Method* method;
3956 int name_len = name->utf8_length(); 3957 int name_len = name->utf8_length();
3957 char* name_str = name->as_utf8(); 3958 char* name_str = name->as_utf8();
3958 int prefix_count; 3959 int prefix_count;
3980 } 3981 }
3981 // found as non-native, so prefix is good, add it, probably just need more prefixes 3982 // found as non-native, so prefix is good, add it, probably just need more prefixes
3982 name_len = trial_len; 3983 name_len = trial_len;
3983 name_str = trial_name_str; 3984 name_str = trial_name_str;
3984 } 3985 }
3986 #endif // INCLUDE_JVMTI
3985 return NULL; // not found 3987 return NULL; // not found
3986 } 3988 }
3987 3989
3988 static bool register_native(KlassHandle k, Symbol* name, Symbol* signature, address entry, TRAPS) { 3990 static bool register_native(KlassHandle k, Symbol* name, Symbol* signature, address entry, TRAPS) {
3989 Method* method = Klass::cast(k())->lookup_method(name, signature); 3991 Method* method = Klass::cast(k())->lookup_method(name, signature);
4973 } 4975 }
4974 } 4976 }
4975 4977
4976 // Returns the function structure 4978 // Returns the function structure
4977 struct JNINativeInterface_* jni_functions() { 4979 struct JNINativeInterface_* jni_functions() {
4978 #ifndef JNICHECK_KERNEL 4980 #if INCLUDE_JNI_CHECK
4979 if (CheckJNICalls) return jni_functions_check(); 4981 if (CheckJNICalls) return jni_functions_check();
4980 #else // JNICHECK_KERNEL 4982 #endif // INCLUDE_JNI_CHECK
4981 if (CheckJNICalls) warning("-Xcheck:jni is not supported in kernel vm.");
4982 #endif // JNICHECK_KERNEL
4983 return &jni_NativeInterface; 4983 return &jni_NativeInterface;
4984 } 4984 }
4985 4985
4986 // Returns the function structure 4986 // Returns the function structure
4987 struct JNINativeInterface_* jni_functions_nocheck() { 4987 struct JNINativeInterface_* jni_functions_nocheck() {