| /* | |
| * Copyright (c) 2002, 2022, Oracle and/or its affiliates. All rights reserved. | |
| * Copyright (c) 2012, 2015 SAP SE. 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, Register temp_reg, Register temp2_reg); | |
| static void verify_klass(MacroAssembler* _masm, | |
| Register obj_reg, vmClassID klass_id, | |
| Register temp_reg, Register temp2_reg, | |
| const char* error_message = "wrong klass") NOT_DEBUG_RETURN; | |
| static void verify_method_handle(MacroAssembler* _masm, Register mh_reg, | |
| Register temp_reg, Register temp2_reg) { | |
| verify_klass(_masm, mh_reg, VM_CLASS_ID(java_lang_invoke_MethodHandle), | |
| temp_reg, temp2_reg, | |
| "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, Register temp2, | |
| bool for_compiler_entry); | |
| static void jump_to_lambda_form(MacroAssembler* _masm, | |
| Register recv, Register method_temp, | |
| Register temp2, Register temp3, | |
| bool for_compiler_entry); | |
| static void jump_to_native_invoker(MacroAssembler* _masm, | |
| Register nep_reg, Register temp); |