Mercurial > hg > truffle
view src/cpu/x86/vm/methodHandles_x86.hpp @ 6266:1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
6984705: JSR 292 method handle creation should not go through JNI
Summary: remove assembly code for JDK 7 chained method handles
Reviewed-by: jrose, twisti, kvn, mhaupt
Contributed-by: John Rose <john.r.rose@oracle.com>, Christian Thalinger <christian.thalinger@oracle.com>, Michael Haupt <michael.haupt@oracle.com>
author | twisti |
---|---|
date | Tue, 24 Jul 2012 10:51:00 -0700 |
parents | 5dbed2f542ff |
children | da91efe96a93 |
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/* * Copyright (c) 2010, 2012, 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. * */ // Platform-specific definitions for method handles. // These definitions are inlined into class MethodHandles. // Adapters enum /* platform_dependent_constants */ { adapter_code_size = NOT_LP64(16000 DEBUG_ONLY(+ 25000)) LP64_ONLY(32000 DEBUG_ONLY(+ 150000)) }; // Additional helper methods for MethodHandles code generation: public: static void load_klass_from_Class(MacroAssembler* _masm, Register klass_reg); static void verify_klass(MacroAssembler* _masm, Register obj, KlassHandle klass, const char* error_message = "wrong klass") NOT_DEBUG_RETURN; static void verify_method_handle(MacroAssembler* _masm, Register mh_reg) { verify_klass(_masm, mh_reg, SystemDictionaryHandles::MethodHandle_klass(), "reference is a MH"); } static void verify_ref_kind(MacroAssembler* _masm, int ref_kind, Register member_reg, Register temp) NOT_DEBUG_RETURN; // Similar to InterpreterMacroAssembler::jump_from_interpreted. // Takes care of special dispatch from single stepping too. static void jump_from_method_handle(MacroAssembler* _masm, Register method, Register temp, bool for_compiler_entry); static void jump_to_lambda_form(MacroAssembler* _masm, Register recv, Register method_temp, Register temp2, bool for_compiler_entry); static void trace_method_handle(MacroAssembler* _masm, const char* adaptername) PRODUCT_RETURN; static Register saved_last_sp_register() { // Should be in sharedRuntime, not here. return LP64_ONLY(r13) NOT_LP64(rsi); }