Mercurial > hg > truffle
view src/share/vm/graal/graalCodeInstaller.hpp @ 6428:6278ac5829ce
fix for deopt issue with -XX:-UseBiasedLocking (plus a cosmetic fix in graalCodeInstaller.cpp)
author | Lukas Stadler <lukas.stadler@jku.at> |
---|---|
date | Mon, 24 Sep 2012 18:51:23 +0200 |
parents | 58a607307306 |
children | 8e9ffa7c714b |
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/* * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ #ifndef SHARE_VM_GRAAL_GRAAL_CODE_INSTALLER_HPP #define SHARE_VM_GRAAL_GRAAL_CODE_INSTALLER_HPP /* * This class handles the conversion from a InstalledCode to a CodeBlob or an nmethod. */ class CodeInstaller { private: // these need to correspond to HotSpotXirGenerator.java enum MarkId { MARK_VERIFIED_ENTRY = 0x0001, MARK_UNVERIFIED_ENTRY = 0x0002, MARK_OSR_ENTRY = 0x0003, //MARK_UNWIND_ENTRY = 0x0004, MARK_EXCEPTION_HANDLER_ENTRY = 0x0005, MARK_DEOPT_HANDLER_ENTRY = 0x0006, MARK_STATIC_CALL_STUB = 0x1000, MARK_INVOKE_INVALID = 0x2000, MARK_INVOKEINTERFACE = 0x2001, MARK_INVOKESTATIC = 0x2002, MARK_INVOKESPECIAL = 0x2003, MARK_INVOKEVIRTUAL = 0x2004, MARK_INLINE_INVOKEVIRTUAL = 0x2005, MARK_IMPLICIT_NULL = 0x3000, MARK_POLL_NEAR = 0x3001, MARK_POLL_RETURN_NEAR = 0x3002, MARK_POLL_FAR = 0x3003, MARK_POLL_RETURN_FAR = 0x3004, MARK_KLASS_PATCHING = 0x4000, MARK_DUMMY_OOP_RELOCATION = 0x4001, MARK_ACCESS_FIELD_PATCHING = 0x4002 }; ciEnv* _env; oop _comp_result; oop _hotspot_method; oop _name; arrayOop _sites; arrayOop _exception_handlers; CodeOffsets _offsets; arrayOop _code; jint _code_size; jint _total_frame_size; jint _custom_stack_area_offset; jint _parameter_count; jint _constants_size; jint _total_size; MarkId _next_call_type; address _invoke_mark_pc; CodeSection* _instructions; CodeSection* _constants; OopRecorder* _oop_recorder; DebugInformationRecorder* _debug_recorder; Dependencies* _dependencies; ExceptionHandlerTable _exception_handler_table; ImplicitExceptionTable _implicit_exception_table; public: // constructor used to create a method CodeInstaller(Handle& target_method, nmethod*& nm, bool install_code); // constructor used to create a stub CodeInstaller(Handle& target_method, BufferBlob*& blob, jlong& id); static address runtime_call_target_address(oop runtime_call); private: // extract the fields of the InstalledCode void initialize_fields(oop target_method); void initialize_assumptions(oop target_method); // perform data and call relocation on the CodeBuffer void initialize_buffer(CodeBuffer& buffer); void assumption_MethodContents(Handle assumption); void assumption_ConcreteSubtype(Handle assumption); void assumption_ConcreteMethod(Handle assumption); void site_Safepoint(CodeBuffer& buffer, jint pc_offset, oop site); void site_Call(CodeBuffer& buffer, jint pc_offset, oop site); void site_DataPatch(CodeBuffer& buffer, jint pc_offset, oop site); void site_Mark(CodeBuffer& buffer, jint pc_offset, oop site); void record_scope(jint pc_offset, oop code_pos, GrowableArray<ScopeValue*>* objects); void process_exception_handlers(); }; #endif // SHARE_VM_GRAAL_GRAAL_CODE_INSTALLER_HPP