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comparison src/cpu/sparc/vm/methodHandles_sparc.cpp @ 12355:cefad50507d8

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Merge with hs25-b53
author Gilles Duboscq <duboscq@ssw.jku.at>
date Fri, 11 Oct 2013 10:38:03 +0200
parents 989155e2d07a dc261f466b6d
children
comparison
equal deleted inserted replaced
12058:ccb4f2af2319 12355:cefad50507d8
1 /* 1 /*
2 * Copyright (c) 2008, 2012, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
119 119
120 #endif // ASSERT 120 #endif // ASSERT
121 121
122 void MethodHandles::jump_from_method_handle(MacroAssembler* _masm, Register method, Register target, Register temp, 122 void MethodHandles::jump_from_method_handle(MacroAssembler* _masm, Register method, Register target, Register temp,
123 bool for_compiler_entry) { 123 bool for_compiler_entry) {
124 Label L_no_such_method;
124 assert(method == G5_method, "interpreter calling convention"); 125 assert(method == G5_method, "interpreter calling convention");
125 assert_different_registers(method, target, temp); 126 assert_different_registers(method, target, temp);
126 127
127 if (!for_compiler_entry && JvmtiExport::can_post_interpreter_events()) { 128 if (!for_compiler_entry && JvmtiExport::can_post_interpreter_events()) {
128 Label run_compiled_code; 129 Label run_compiled_code;
131 // interp_only_mode if these events CAN be enabled. 132 // interp_only_mode if these events CAN be enabled.
132 __ verify_thread(); 133 __ verify_thread();
133 const Address interp_only(G2_thread, JavaThread::interp_only_mode_offset()); 134 const Address interp_only(G2_thread, JavaThread::interp_only_mode_offset());
134 __ ld(interp_only, temp); 135 __ ld(interp_only, temp);
135 __ cmp_and_br_short(temp, 0, Assembler::zero, Assembler::pt, run_compiled_code); 136 __ cmp_and_br_short(temp, 0, Assembler::zero, Assembler::pt, run_compiled_code);
137 // Null method test is replicated below in compiled case,
138 // it might be able to address across the verify_thread()
139 __ br_null_short(G5_method, Assembler::pn, L_no_such_method);
136 __ ld_ptr(G5_method, in_bytes(Method::interpreter_entry_offset()), target); 140 __ ld_ptr(G5_method, in_bytes(Method::interpreter_entry_offset()), target);
137 __ jmp(target, 0); 141 __ jmp(target, 0);
138 __ delayed()->nop(); 142 __ delayed()->nop();
139 __ BIND(run_compiled_code); 143 __ BIND(run_compiled_code);
140 // Note: we could fill some delay slots here, but 144 // Note: we could fill some delay slots here, but
141 // it doesn't matter, since this is interpreter code. 145 // it doesn't matter, since this is interpreter code.
142 } 146 }
143 147
148 // Compiled case, either static or fall-through from runtime conditional
149 __ br_null_short(G5_method, Assembler::pn, L_no_such_method);
150
144 const ByteSize entry_offset = for_compiler_entry ? Method::from_compiled_offset() : 151 const ByteSize entry_offset = for_compiler_entry ? Method::from_compiled_offset() :
145 Method::from_interpreted_offset(); 152 Method::from_interpreted_offset();
146 __ ld_ptr(G5_method, in_bytes(entry_offset), target); 153 __ ld_ptr(G5_method, in_bytes(entry_offset), target);
147 __ jmp(target, 0); 154 __ jmp(target, 0);
155 __ delayed()->nop();
156
157 __ bind(L_no_such_method);
158 AddressLiteral ame(StubRoutines::throw_AbstractMethodError_entry());
159 __ jump_to(ame, temp);
148 __ delayed()->nop(); 160 __ delayed()->nop();
149 } 161 }
150 162
151 void MethodHandles::jump_to_lambda_form(MacroAssembler* _masm, 163 void MethodHandles::jump_to_lambda_form(MacroAssembler* _masm,
152 Register recv, Register method_temp, 164 Register recv, Register method_temp,