Mercurial > hg > graal-compiler
diff src/share/vm/graal/graalCodeInstaller.hpp @ 2890:c23d45daff9b
Renamed cpp/hpp file directory.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
---|---|
date | Wed, 08 Jun 2011 13:40:25 +0200 |
parents | src/share/vm/c1x/graalCodeInstaller.hpp@2fb867285938 |
children | 536528f48708 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/vm/graal/graalCodeInstaller.hpp Wed Jun 08 13:40:25 2011 +0200 @@ -0,0 +1,106 @@ +/* + * 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. + */ + +/* + * This class handles the conversion from a CiTargetMethod 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_IMPLICIT_NULL = 0x3000, + MARK_KLASS_PATCHING = 0x4000, + MARK_DUMMY_OOP_RELOCATION = 0x4001, + MARK_ACCESS_FIELD_PATCHING = 0x4002 + }; + + ciEnv* _env; + + oop _citarget_method; + oop _hotspot_method; + oop _name; + arrayOop _sites; + arrayOop _assumptions; + arrayOop _exception_handlers; + CodeOffsets _offsets; + + arrayOop _code; + jint _code_size; + jint _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); + + // constructor used to create a stub + CodeInstaller(Handle target_method, jlong& id); + +private: + // extract the fields of the CiTargetMethod + void initialize_fields(Handle target_method); + + // perform data and call relocation on the CodeBuffer + void initialize_buffer(CodeBuffer& buffer); + + void assumption_ConcreteSubtype(oop assumption); + void assumption_ConcreteMethod(oop 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); + + void process_exception_handlers(); + +};