author | coleenp |
Tue, 14 May 2019 11:29:18 -0400 | |
changeset 54847 | 59ea39bb2809 |
parent 53244 | 9807daeb47c4 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2017, 2019, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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#ifndef SHARE_JFR_JNI_JFRJAVACALL_HPP |
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#define SHARE_JFR_JNI_JFRJAVACALL_HPP |
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#include "jni.h" |
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#include "jfr/utilities/jfrAllocation.hpp" |
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#include "utilities/exceptions.hpp" |
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class JavaCallArguments; |
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class JavaThread; |
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class JavaValue; |
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class Klass; |
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class Symbol; |
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class JfrJavaArguments : public StackObj { |
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friend class JfrJavaCall; |
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public: |
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JfrJavaArguments(JavaValue* result); |
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JfrJavaArguments(JavaValue* result, const char* klass_name, const char* name, const char* signature, TRAPS); |
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JfrJavaArguments(JavaValue* result, const Klass* klass, const Symbol* name, const Symbol* signature); |
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Klass* klass() const; |
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void set_klass(const char* klass_name, TRAPS); |
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void set_klass(const Klass* klass); |
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Symbol* name() const; |
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void set_name(const char* name); |
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void set_name(const Symbol* name); |
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Symbol* signature() const; |
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void set_signature(const char* signature); |
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void set_signature(const Symbol* signature); |
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int array_length() const; |
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void set_array_length(int length); |
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JavaValue* result() const; |
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bool has_receiver() const; |
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void set_receiver(const oop receiver); |
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void set_receiver(Handle receiver); |
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oop receiver() const; |
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// parameters |
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void push_oop(const oop obj); |
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void push_oop(Handle h_obj); |
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void push_jobject(jobject h); |
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void push_int(jint i); |
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void push_double(jdouble d); |
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void push_long(jlong l); |
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void push_float(jfloat f); |
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int length() const; |
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const JavaValue& param(int idx) const; |
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private: |
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class Parameters { |
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friend class JfrJavaArguments; |
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private: |
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enum { SIZE = 16}; |
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JavaValue _storage[SIZE]; |
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int _storage_index; |
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int _java_stack_slots; |
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Parameters(); |
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Parameters(const Parameters&); // no impl |
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Parameters& operator=(const Parameters&); // no impl |
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void push(const JavaValue& value); |
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void push_large(const JavaValue& value); |
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void push_oop(const oop obj); |
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void push_oop(Handle h_obj); |
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void push_jobject(jobject h); |
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void push_jint(jint i); |
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void push_jdouble(jdouble d); |
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void push_jlong(jlong l); |
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void push_jfloat(jfloat f); |
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bool has_receiver() const; |
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void set_receiver(const oop receiver); |
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void set_receiver(Handle receiver); |
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oop receiver() const; |
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int length() const; |
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int java_stack_slots() const; |
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void copy(JavaCallArguments& args, TRAPS) const; |
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const JavaValue& values(int idx) const; |
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}; |
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Parameters _params; |
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const JavaValue* const _result; |
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const Klass* _klass; |
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const Symbol* _name; |
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const Symbol* _signature; |
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int _array_length; |
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int java_call_arg_slots() const; |
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void copy(JavaCallArguments& args, TRAPS); |
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}; |
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class JfrJavaCall : public AllStatic { |
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friend class JfrJavaSupport; |
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private: |
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static void call_static(JfrJavaArguments* args, TRAPS); |
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static void call_special(JfrJavaArguments* args, TRAPS); |
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static void call_virtual(JfrJavaArguments* args, TRAPS); |
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}; |
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#endif // SHARE_JFR_JNI_JFRJAVACALL_HPP |