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annotate src/share/vm/prims/methodHandleWalk.cpp @ 3753:cba7b5c2d53f

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7045514: SPARC assembly code for JSR 292 ricochet frames Reviewed-by: kvn, jrose
author never
date Fri, 03 Jun 2011 22:31:43 -0700
parents 5ac411b3b8fc
children f8c9417e3571
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1 /*
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2 * Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #include "precompiled.hpp"
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26 #include "interpreter/rewriter.hpp"
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27 #include "memory/oopFactory.hpp"
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28 #include "prims/methodHandleWalk.hpp"
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29
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30 /*
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31 * JSR 292 reference implementation: method handle structure analysis
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32 */
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33
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34 #ifdef PRODUCT
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35 #define print_method_handle(mh) {}
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36 #else //PRODUCT
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37 extern "C" void print_method_handle(oop mh);
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38 #endif //PRODUCT
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39
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40 // -----------------------------------------------------------------------------
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41 // MethodHandleChain
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42
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43 void MethodHandleChain::set_method_handle(Handle mh, TRAPS) {
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44 if (!java_lang_invoke_MethodHandle::is_instance(mh())) lose("bad method handle", CHECK);
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45
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46 // set current method handle and unpack partially
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47 _method_handle = mh;
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48 _is_last = false;
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49 _is_bound = false;
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50 _arg_slot = -1;
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51 _arg_type = T_VOID;
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52 _conversion = -1;
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53 _last_invoke = Bytecodes::_nop; //arbitrary non-garbage
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54
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55 if (java_lang_invoke_DirectMethodHandle::is_instance(mh())) {
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56 set_last_method(mh(), THREAD);
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57 return;
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58 }
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59 if (java_lang_invoke_AdapterMethodHandle::is_instance(mh())) {
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60 _conversion = AdapterMethodHandle_conversion();
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61 assert(_conversion != -1, "bad conv value");
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62 assert(java_lang_invoke_BoundMethodHandle::is_instance(mh()), "also BMH");
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63 }
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64 if (java_lang_invoke_BoundMethodHandle::is_instance(mh())) {
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65 if (!is_adapter()) // keep AMH and BMH separate in this model
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66 _is_bound = true;
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67 _arg_slot = BoundMethodHandle_vmargslot();
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68 oop target = MethodHandle_vmtarget_oop();
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69 if (!is_bound() || java_lang_invoke_MethodHandle::is_instance(target)) {
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70 _arg_type = compute_bound_arg_type(target, NULL, _arg_slot, CHECK);
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71 } else if (target != NULL && target->is_method()) {
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72 methodOop m = (methodOop) target;
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73 _arg_type = compute_bound_arg_type(NULL, m, _arg_slot, CHECK);
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74 set_last_method(mh(), CHECK);
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75 } else {
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76 _is_bound = false; // lose!
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77 }
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78 }
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79 if (is_bound() && _arg_type == T_VOID) {
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80 lose("bad vmargslot", CHECK);
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81 }
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82 if (!is_bound() && !is_adapter()) {
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83 lose("unrecognized MH type", CHECK);
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84 }
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85 }
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86
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87
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88 void MethodHandleChain::set_last_method(oop target, TRAPS) {
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89 _is_last = true;
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90 KlassHandle receiver_limit; int flags = 0;
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91 _last_method = MethodHandles::decode_method(target, receiver_limit, flags);
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92 if ((flags & MethodHandles::_dmf_has_receiver) == 0)
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93 _last_invoke = Bytecodes::_invokestatic;
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94 else if ((flags & MethodHandles::_dmf_does_dispatch) == 0)
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95 _last_invoke = Bytecodes::_invokespecial;
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96 else if ((flags & MethodHandles::_dmf_from_interface) != 0)
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97 _last_invoke = Bytecodes::_invokeinterface;
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98 else
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99 _last_invoke = Bytecodes::_invokevirtual;
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100 }
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101
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102
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103 BasicType MethodHandleChain::compute_bound_arg_type(oop target, methodOop m, int arg_slot, TRAPS) {
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104 // There is no direct indication of whether the argument is primitive or not.
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105 // It is implied by the _vmentry code, and by the MethodType of the target.
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106 BasicType arg_type = T_VOID;
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107 if (target != NULL) {
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108 oop mtype = java_lang_invoke_MethodHandle::type(target);
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109 int arg_num = MethodHandles::argument_slot_to_argnum(mtype, arg_slot);
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110 if (arg_num >= 0) {
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111 oop ptype = java_lang_invoke_MethodType::ptype(mtype, arg_num);
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112 arg_type = java_lang_Class::as_BasicType(ptype);
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113 }
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114 } else if (m != NULL) {
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115 // figure out the argument type from the slot
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116 // FIXME: make this explicit in the MH
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117 int cur_slot = m->size_of_parameters();
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118 if (arg_slot >= cur_slot)
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119 return T_VOID;
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120 if (!m->is_static()) {
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121 cur_slot -= type2size[T_OBJECT];
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122 if (cur_slot == arg_slot)
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123 return T_OBJECT;
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124 }
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125 ResourceMark rm(THREAD);
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126 for (SignatureStream ss(m->signature()); !ss.is_done(); ss.next()) {
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127 BasicType bt = ss.type();
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128 cur_slot -= type2size[bt];
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129 if (cur_slot <= arg_slot) {
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130 if (cur_slot == arg_slot)
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131 arg_type = bt;
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132 break;
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133 }
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134 }
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135 }
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136 if (arg_type == T_ARRAY)
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137 arg_type = T_OBJECT;
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138 return arg_type;
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139 }
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140
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141
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142 void MethodHandleChain::lose(const char* msg, TRAPS) {
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143 _lose_message = msg;
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144 #ifdef ASSERT
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145 if (Verbose) {
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146 tty->print_cr(INTPTR_FORMAT " lose: %s", _method_handle(), msg);
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147 print();
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148 }
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149 #endif
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150 if (!THREAD->is_Java_thread() || ((JavaThread*)THREAD)->thread_state() != _thread_in_vm) {
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151 // throw a preallocated exception
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152 THROW_OOP(Universe::virtual_machine_error_instance());
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153 }
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154 THROW_MSG(vmSymbols::java_lang_InternalError(), msg);
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155 }
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156
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157
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5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
158 #ifdef ASSERT
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
159 static const char* adapter_ops[] = {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
160 "retype_only" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
161 "retype_raw" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
162 "check_cast" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
163 "prim_to_prim" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
164 "ref_to_prim" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
165 "prim_to_ref" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
166 "swap_args" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
167 "rot_args" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
168 "dup_args" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
169 "drop_args" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
170 "collect_args" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
171 "spread_args" ,
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
172 "fold_args"
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
173 };
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
174
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
175 static const char* adapter_op_to_string(int op) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
176 if (op >= 0 && op < (int)ARRAY_SIZE(adapter_ops))
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
177 return adapter_ops[op];
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
178 return "unknown_op";
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
179 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
180
3753
cba7b5c2d53f 7045514: SPARC assembly code for JSR 292 ricochet frames
never
parents: 3740
diff changeset
181 void MethodHandleChain::print(oopDesc* m) {
cba7b5c2d53f 7045514: SPARC assembly code for JSR 292 ricochet frames
never
parents: 3740
diff changeset
182 HandleMark hm;
cba7b5c2d53f 7045514: SPARC assembly code for JSR 292 ricochet frames
never
parents: 3740
diff changeset
183 ResourceMark rm;
cba7b5c2d53f 7045514: SPARC assembly code for JSR 292 ricochet frames
never
parents: 3740
diff changeset
184 Handle mh(m);
cba7b5c2d53f 7045514: SPARC assembly code for JSR 292 ricochet frames
never
parents: 3740
diff changeset
185 print(mh);
cba7b5c2d53f 7045514: SPARC assembly code for JSR 292 ricochet frames
never
parents: 3740
diff changeset
186 }
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
187
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
188 void MethodHandleChain::print(Handle mh) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
189 EXCEPTION_MARK;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
190 MethodHandleChain mhc(mh, THREAD);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
191 if (HAS_PENDING_EXCEPTION) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
192 oop ex = THREAD->pending_exception();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
193 CLEAR_PENDING_EXCEPTION;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
194 ex->print();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
195 return;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
196 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
197 mhc.print();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
198 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
199
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
200
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
201 void MethodHandleChain::print() {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
202 EXCEPTION_MARK;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
203 print_impl(THREAD);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
204 if (HAS_PENDING_EXCEPTION) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
205 oop ex = THREAD->pending_exception();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
206 CLEAR_PENDING_EXCEPTION;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
207 ex->print();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
208 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
209 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
210
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
211 void MethodHandleChain::print_impl(TRAPS) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
212 ResourceMark rm;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
213
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
214 MethodHandleChain chain(_root, CHECK);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
215 for (;;) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
216 tty->print(INTPTR_FORMAT ": ", chain.method_handle()());
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
217 if (chain.is_bound()) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
218 tty->print("bound: arg_type %s arg_slot %d",
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
219 type2name(chain.bound_arg_type()),
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
220 chain.bound_arg_slot());
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
221 oop o = chain.bound_arg_oop();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
222 if (o != NULL) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
223 if (o->is_instance()) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
224 tty->print(" instance %s", o->klass()->klass_part()->internal_name());
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
225 } else {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
226 o->print();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
227 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
228 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
229 } else if (chain.is_adapter()) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
230 tty->print("adapter: arg_slot %d conversion op %s",
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
231 chain.adapter_arg_slot(),
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
232 adapter_op_to_string(chain.adapter_conversion_op()));
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
233 switch (chain.adapter_conversion_op()) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
234 case java_lang_invoke_AdapterMethodHandle::OP_RETYPE_ONLY:
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
235 case java_lang_invoke_AdapterMethodHandle::OP_RETYPE_RAW:
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
236 case java_lang_invoke_AdapterMethodHandle::OP_CHECK_CAST:
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
237 case java_lang_invoke_AdapterMethodHandle::OP_PRIM_TO_PRIM:
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
238 case java_lang_invoke_AdapterMethodHandle::OP_REF_TO_PRIM:
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
239 case java_lang_invoke_AdapterMethodHandle::OP_PRIM_TO_REF:
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
240 break;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
241
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
242 case java_lang_invoke_AdapterMethodHandle::OP_SWAP_ARGS:
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
243 case java_lang_invoke_AdapterMethodHandle::OP_ROT_ARGS: {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
244 int dest_arg_slot = chain.adapter_conversion_vminfo();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
245 tty->print(" dest_arg_slot %d type %s", dest_arg_slot, type2name(chain.adapter_conversion_src_type()));
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
246 break;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
247 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
248
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
249 case java_lang_invoke_AdapterMethodHandle::OP_DUP_ARGS:
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
250 case java_lang_invoke_AdapterMethodHandle::OP_DROP_ARGS: {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
251 int dup_slots = chain.adapter_conversion_stack_pushes();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
252 tty->print(" pushes %d", dup_slots);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
253 break;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
254 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
255
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
256 case java_lang_invoke_AdapterMethodHandle::OP_FOLD_ARGS:
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
257 case java_lang_invoke_AdapterMethodHandle::OP_COLLECT_ARGS: {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
258 int coll_slots = chain.MethodHandle_vmslots();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
259 tty->print(" coll_slots %d", coll_slots);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
260 break;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
261 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
262
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
263 case java_lang_invoke_AdapterMethodHandle::OP_SPREAD_ARGS: {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
264 // Check the required length.
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
265 int spread_slots = 1 + chain.adapter_conversion_stack_pushes();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
266 tty->print(" spread_slots %d", spread_slots);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
267 break;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
268 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
269
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
270 default:
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
271 tty->print_cr("bad adapter conversion");
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
272 break;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
273 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
274 } else {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
275 // DMH
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
276 tty->print("direct: ");
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
277 chain.last_method_oop()->print_short_name(tty);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
278 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
279
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
280 tty->print(" (");
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
281 objArrayOop ptypes = java_lang_invoke_MethodType::ptypes(chain.method_type_oop());
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
282 for (int i = ptypes->length() - 1; i >= 0; i--) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
283 BasicType t = java_lang_Class::as_BasicType(ptypes->obj_at(i));
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
284 if (t == T_ARRAY) t = T_OBJECT;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
285 tty->print("%c", type2char(t));
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
286 if (t == T_LONG || t == T_DOUBLE) tty->print("_");
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
287 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
288 tty->print(")");
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
289 BasicType rtype = java_lang_Class::as_BasicType(java_lang_invoke_MethodType::rtype(chain.method_type_oop()));
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
290 if (rtype == T_ARRAY) rtype = T_OBJECT;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
291 tty->print("%c", type2char(rtype));
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
292 tty->cr();
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
293 if (!chain.is_last()) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
294 chain.next(CHECK);
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diff changeset
295 } else {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
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diff changeset
296 break;
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diff changeset
297 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
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diff changeset
298 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
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diff changeset
299 }
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diff changeset
300 #endif
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301
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diff changeset
302
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303 // -----------------------------------------------------------------------------
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304 // MethodHandleWalker
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305
1133
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306 Bytecodes::Code MethodHandleWalker::conversion_code(BasicType src, BasicType dest) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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diff changeset
307 if (is_subword_type(src)) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
308 src = T_INT; // all subword src types act like int
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
309 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
310 if (src == dest) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
311 return Bytecodes::_nop;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
312 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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313
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314 #define SRC_DEST(s,d) (((int)(s) << 4) + (int)(d))
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parents:
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315 switch (SRC_DEST(src, dest)) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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316 case SRC_DEST(T_INT, T_LONG): return Bytecodes::_i2l;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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diff changeset
317 case SRC_DEST(T_INT, T_FLOAT): return Bytecodes::_i2f;
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diff changeset
318 case SRC_DEST(T_INT, T_DOUBLE): return Bytecodes::_i2d;
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diff changeset
319 case SRC_DEST(T_INT, T_BYTE): return Bytecodes::_i2b;
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320 case SRC_DEST(T_INT, T_CHAR): return Bytecodes::_i2c;
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321 case SRC_DEST(T_INT, T_SHORT): return Bytecodes::_i2s;
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diff changeset
322
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323 case SRC_DEST(T_LONG, T_INT): return Bytecodes::_l2i;
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parents:
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324 case SRC_DEST(T_LONG, T_FLOAT): return Bytecodes::_l2f;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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325 case SRC_DEST(T_LONG, T_DOUBLE): return Bytecodes::_l2d;
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326
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327 case SRC_DEST(T_FLOAT, T_INT): return Bytecodes::_f2i;
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diff changeset
328 case SRC_DEST(T_FLOAT, T_LONG): return Bytecodes::_f2l;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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diff changeset
329 case SRC_DEST(T_FLOAT, T_DOUBLE): return Bytecodes::_f2d;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
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330
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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331 case SRC_DEST(T_DOUBLE, T_INT): return Bytecodes::_d2i;
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diff changeset
332 case SRC_DEST(T_DOUBLE, T_LONG): return Bytecodes::_d2l;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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333 case SRC_DEST(T_DOUBLE, T_FLOAT): return Bytecodes::_d2f;
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334 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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335 #undef SRC_DEST
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336
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337 // cannot do it in one step, or at all
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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diff changeset
338 return Bytecodes::_illegal;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
339 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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340
1138
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341
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342 // -----------------------------------------------------------------------------
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diff changeset
343 // MethodHandleWalker::walk
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344 //
1133
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345 MethodHandleWalker::ArgToken
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346 MethodHandleWalker::walk(TRAPS) {
1138
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diff changeset
347 ArgToken empty = ArgToken(); // Empty return value.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
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diff changeset
348
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
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diff changeset
349 walk_incoming_state(CHECK_(empty));
1133
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diff changeset
350
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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diff changeset
351 for (;;) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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352 set_method_handle(chain().method_handle_oop());
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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diff changeset
353
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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diff changeset
354 assert(_outgoing_argc == argument_count_slow(), "empty slots under control");
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diff changeset
355
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
356 if (chain().is_adapter()) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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diff changeset
357 int conv_op = chain().adapter_conversion_op();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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diff changeset
358 int arg_slot = chain().adapter_arg_slot();
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
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diff changeset
359
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diff changeset
360 // Check that the arg_slot is valid. In most cases it must be
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
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diff changeset
361 // within range of the current arguments but there are some
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
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parents: 3388
diff changeset
362 // exceptions. Those are sanity checked in their implemention
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
363 // below.
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
364 if ((arg_slot < 0 || arg_slot >= _outgoing.length()) &&
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
365 conv_op > java_lang_invoke_AdapterMethodHandle::OP_RETYPE_RAW &&
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
366 conv_op != java_lang_invoke_AdapterMethodHandle::OP_COLLECT_ARGS &&
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
367 conv_op != java_lang_invoke_AdapterMethodHandle::OP_FOLD_ARGS) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
368 lose(err_msg("bad argument index %d", arg_slot), CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
369 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
370
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
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diff changeset
371 bool retain_original_args = false; // used by fold/collect logic
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
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diff changeset
372
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
373 // perform the adapter action
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
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diff changeset
374 switch (conv_op) {
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
375 case java_lang_invoke_AdapterMethodHandle::OP_RETYPE_ONLY:
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
376 // No changes to arguments; pass the bits through.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
377 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
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parents:
diff changeset
378
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
379 case java_lang_invoke_AdapterMethodHandle::OP_RETYPE_RAW: {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
380 // To keep the verifier happy, emit bitwise ("raw") conversions as needed.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
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parents: 1133
diff changeset
381 // See MethodHandles::same_basic_type_for_arguments for allowed conversions.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
382 Handle incoming_mtype(THREAD, chain().method_type_oop());
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
383 Handle outgoing_mtype;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
384 {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
385 oop outgoing_mh_oop = chain().vmtarget_oop();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
386 if (!java_lang_invoke_MethodHandle::is_instance(outgoing_mh_oop))
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
387 lose("outgoing target not a MethodHandle", CHECK_(empty));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
388 outgoing_mtype = Handle(THREAD, java_lang_invoke_MethodHandle::type(outgoing_mh_oop));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
389 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
390
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
391 int nptypes = java_lang_invoke_MethodType::ptype_count(outgoing_mtype());
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
392 if (nptypes != java_lang_invoke_MethodType::ptype_count(incoming_mtype()))
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
393 lose("incoming and outgoing parameter count do not agree", CHECK_(empty));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
394
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
395 // Argument types.
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
396 for (int i = 0, slot = _outgoing.length() - 1; slot >= 0; slot--) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
397 if (arg_type(slot) == T_VOID) continue;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
398
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
399 klassOop src_klass = NULL;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
400 klassOop dst_klass = NULL;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
401 BasicType src = java_lang_Class::as_BasicType(java_lang_invoke_MethodType::ptype(incoming_mtype(), i), &src_klass);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
402 BasicType dst = java_lang_Class::as_BasicType(java_lang_invoke_MethodType::ptype(outgoing_mtype(), i), &dst_klass);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
403 retype_raw_argument_type(src, dst, slot, CHECK_(empty));
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
404 i++; // We need to skip void slots at the top of the loop.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
405 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
406
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
407 // Return type.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
408 {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
409 BasicType src = java_lang_Class::as_BasicType(java_lang_invoke_MethodType::rtype(incoming_mtype()));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
410 BasicType dst = java_lang_Class::as_BasicType(java_lang_invoke_MethodType::rtype(outgoing_mtype()));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
411 retype_raw_return_type(src, dst, CHECK_(empty));
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
412 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
413 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
414 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
415
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
416 case java_lang_invoke_AdapterMethodHandle::OP_CHECK_CAST: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
417 // checkcast the Nth outgoing argument in place
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
418 klassOop dest_klass = NULL;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
419 BasicType dest = java_lang_Class::as_BasicType(chain().adapter_arg_oop(), &dest_klass);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
420 assert(dest == T_OBJECT, "");
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
421 ArgToken arg = _outgoing.at(arg_slot);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
422 assert(dest == arg.basic_type(), "");
3753
cba7b5c2d53f 7045514: SPARC assembly code for JSR 292 ricochet frames
never
parents: 3740
diff changeset
423 arg = make_conversion(T_OBJECT, dest_klass, Bytecodes::_checkcast, arg, CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
424 debug_only(dest_klass = (klassOop)badOop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
425 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
426 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
427
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
428 case java_lang_invoke_AdapterMethodHandle::OP_PRIM_TO_PRIM: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
429 // i2l, etc., on the Nth outgoing argument in place
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
430 BasicType src = chain().adapter_conversion_src_type(),
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
431 dest = chain().adapter_conversion_dest_type();
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
432 ArgToken arg = _outgoing.at(arg_slot);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
433 Bytecodes::Code bc = conversion_code(src, dest);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
434 if (bc == Bytecodes::_nop) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
435 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
436 } else if (bc != Bytecodes::_illegal) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
437 arg = make_conversion(dest, NULL, bc, arg, CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
438 } else if (is_subword_type(dest)) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
439 bc = conversion_code(src, T_INT);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
440 if (bc != Bytecodes::_illegal) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
441 arg = make_conversion(dest, NULL, bc, arg, CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
442 bc = conversion_code(T_INT, dest);
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
443 arg = make_conversion(dest, NULL, bc, arg, CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
444 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
445 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
446 if (bc == Bytecodes::_illegal) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
447 lose(err_msg("bad primitive conversion for %s -> %s", type2name(src), type2name(dest)), CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
448 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
449 change_argument(src, arg_slot, dest, arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
450 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
451 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
452
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
453 case java_lang_invoke_AdapterMethodHandle::OP_REF_TO_PRIM: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
454 // checkcast to wrapper type & call intValue, etc.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
455 BasicType dest = chain().adapter_conversion_dest_type();
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
456 ArgToken arg = _outgoing.at(arg_slot);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
457 arg = make_conversion(T_OBJECT, SystemDictionary::box_klass(dest),
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
458 Bytecodes::_checkcast, arg, CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
459 vmIntrinsics::ID unboxer = vmIntrinsics::for_unboxing(dest);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
460 if (unboxer == vmIntrinsics::_none) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
461 lose("no unboxing method", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
462 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
463 ArgToken arglist[2];
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
464 arglist[0] = arg; // outgoing 'this'
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
465 arglist[1] = ArgToken(); // sentinel
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
466 arg = make_invoke(NULL, unboxer, Bytecodes::_invokevirtual, false, 1, &arglist[0], CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
467 change_argument(T_OBJECT, arg_slot, dest, arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
468 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
469 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
470
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
471 case java_lang_invoke_AdapterMethodHandle::OP_PRIM_TO_REF: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
472 // call wrapper type.valueOf
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
473 BasicType src = chain().adapter_conversion_src_type();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
474 vmIntrinsics::ID boxer = vmIntrinsics::for_boxing(src);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
475 if (boxer == vmIntrinsics::_none) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
476 lose("no boxing method", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
477 }
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
478 ArgToken arg = _outgoing.at(arg_slot);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
479 ArgToken arglist[2];
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
480 arglist[0] = arg; // outgoing value
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
481 arglist[1] = ArgToken(); // sentinel
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
482 arg = make_invoke(NULL, boxer, Bytecodes::_invokestatic, false, 1, &arglist[0], CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
483 change_argument(src, arg_slot, T_OBJECT, arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
484 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
485 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
486
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
487 case java_lang_invoke_AdapterMethodHandle::OP_SWAP_ARGS: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
488 int dest_arg_slot = chain().adapter_conversion_vminfo();
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
489 if (!has_argument(dest_arg_slot)) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
490 lose("bad swap index", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
491 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
492 // a simple swap between two arguments
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
493 if (arg_slot > dest_arg_slot) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
494 int tmp = arg_slot;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
495 arg_slot = dest_arg_slot;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
496 dest_arg_slot = tmp;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
497 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
498 ArgToken a1 = _outgoing.at(arg_slot);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
499 ArgToken a2 = _outgoing.at(dest_arg_slot);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
500 change_argument(a2.basic_type(), dest_arg_slot, a1);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
501 change_argument(a1.basic_type(), arg_slot, a2);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
502 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
503 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
504
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
505 case java_lang_invoke_AdapterMethodHandle::OP_ROT_ARGS: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
506 int dest_arg_slot = chain().adapter_conversion_vminfo();
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
507 if (!has_argument(dest_arg_slot) || arg_slot == dest_arg_slot) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
508 lose("bad rotate index", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
509 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
510 // Rotate the source argument (plus following N slots) into the
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
511 // position occupied by the dest argument (plus following N slots).
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
512 int rotate_count = type2size[chain().adapter_conversion_src_type()];
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
513 // (no other rotate counts are currently supported)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
514 if (arg_slot < dest_arg_slot) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
515 for (int i = 0; i < rotate_count; i++) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
516 ArgToken temp = _outgoing.at(arg_slot);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
517 _outgoing.remove_at(arg_slot);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
518 _outgoing.insert_before(dest_arg_slot + rotate_count - 1, temp);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
519 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
520 } else { // arg_slot > dest_arg_slot
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
521 for (int i = 0; i < rotate_count; i++) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
522 ArgToken temp = _outgoing.at(arg_slot + rotate_count - 1);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
523 _outgoing.remove_at(arg_slot + rotate_count - 1);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
524 _outgoing.insert_before(dest_arg_slot, temp);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
525 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
526 }
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
527 assert(_outgoing_argc == argument_count_slow(), "empty slots under control");
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
528 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
529 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
530
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
531 case java_lang_invoke_AdapterMethodHandle::OP_DUP_ARGS: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
532 int dup_slots = chain().adapter_conversion_stack_pushes();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
533 if (dup_slots <= 0) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
534 lose("bad dup count", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
535 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
536 for (int i = 0; i < dup_slots; i++) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
537 ArgToken dup = _outgoing.at(arg_slot + 2*i);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
538 if (dup.basic_type() != T_VOID) _outgoing_argc += 1;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
539 _outgoing.insert_before(i, dup);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
540 }
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
541 assert(_outgoing_argc == argument_count_slow(), "empty slots under control");
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
542 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
543 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
544
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
545 case java_lang_invoke_AdapterMethodHandle::OP_DROP_ARGS: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
546 int drop_slots = -chain().adapter_conversion_stack_pushes();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
547 if (drop_slots <= 0) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
548 lose("bad drop count", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
549 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
550 for (int i = 0; i < drop_slots; i++) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
551 ArgToken drop = _outgoing.at(arg_slot);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
552 if (drop.basic_type() != T_VOID) _outgoing_argc -= 1;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
553 _outgoing.remove_at(arg_slot);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
554 }
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
555 assert(_outgoing_argc == argument_count_slow(), "empty slots under control");
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
556 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
557 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
558
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
559 case java_lang_invoke_AdapterMethodHandle::OP_FOLD_ARGS:
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
560 retain_original_args = true; // and fall through:
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
561 case java_lang_invoke_AdapterMethodHandle::OP_COLLECT_ARGS: {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
562 // call argument MH recursively
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
563 //{static int x; if (!x++) print_method_handle(chain().method_handle_oop()); --x;}
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
564 Handle recursive_mh(THREAD, chain().adapter_arg_oop());
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
565 if (!java_lang_invoke_MethodHandle::is_instance(recursive_mh())) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
566 lose("recursive target not a MethodHandle", CHECK_(empty));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
567 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
568 Handle recursive_mtype(THREAD, java_lang_invoke_MethodHandle::type(recursive_mh()));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
569 int argc = java_lang_invoke_MethodType::ptype_count(recursive_mtype());
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
570 int coll_slots = java_lang_invoke_MethodHandle::vmslots(recursive_mh());
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
571 BasicType rtype = java_lang_Class::as_BasicType(java_lang_invoke_MethodType::rtype(recursive_mtype()));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
572 ArgToken* arglist = NEW_RESOURCE_ARRAY(ArgToken, 1 + argc + 1); // 1+: mh, +1: sentinel
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
573 arglist[0] = make_oop_constant(recursive_mh(), CHECK_(empty));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
574 if (arg_slot < 0 || coll_slots < 0 || arg_slot + coll_slots > _outgoing.length()) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
575 lose("bad fold/collect arg slot", CHECK_(empty));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
576 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
577 for (int i = 0, slot = arg_slot + coll_slots - 1; slot >= arg_slot; slot--) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
578 ArgToken arg_state = _outgoing.at(slot);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
579 BasicType arg_type = arg_state.basic_type();
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
580 if (arg_type == T_VOID) continue;
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
581 ArgToken arg = _outgoing.at(slot);
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
582 if (i >= argc) { lose("bad fold/collect arg", CHECK_(empty)); }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
583 arglist[1+i] = arg;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
584 if (!retain_original_args)
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
585 change_argument(arg_type, slot, T_VOID, ArgToken(tt_void));
3385
33ae33516634 7045515: ARM assembly code for JSR 292 ricochet frames
bdelsart
parents: 3371
diff changeset
586 i++;
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
587 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
588 arglist[1+argc] = ArgToken(); // sentinel
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
589 oop invoker = java_lang_invoke_MethodTypeForm::vmlayout(
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
590 java_lang_invoke_MethodType::form(recursive_mtype()) );
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
591 if (invoker == NULL || !invoker->is_method()) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
592 lose("bad vmlayout slot", CHECK_(empty));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
593 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
594 // FIXME: consider inlining the invokee at the bytecode level
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
595 ArgToken ret = make_invoke(methodOop(invoker), vmIntrinsics::_none,
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
596 Bytecodes::_invokevirtual, false, 1+argc, &arglist[0], CHECK_(empty));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
597 DEBUG_ONLY(invoker = NULL);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
598 if (rtype == T_OBJECT) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
599 klassOop rklass = java_lang_Class::as_klassOop( java_lang_invoke_MethodType::rtype(recursive_mtype()) );
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
600 if (rklass != SystemDictionary::Object_klass() &&
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
601 !Klass::cast(rklass)->is_interface()) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
602 // preserve type safety
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
603 ret = make_conversion(T_OBJECT, rklass, Bytecodes::_checkcast, ret, CHECK_(empty));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
604 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
605 }
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
606 if (rtype != T_VOID) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
607 int ret_slot = arg_slot + (retain_original_args ? coll_slots : 0);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
608 change_argument(T_VOID, ret_slot, rtype, ret);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
609 }
3363
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
610 break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
611 }
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
612
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
613 case java_lang_invoke_AdapterMethodHandle::OP_SPREAD_ARGS: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
614 klassOop array_klass_oop = NULL;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
615 BasicType array_type = java_lang_Class::as_BasicType(chain().adapter_arg_oop(),
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
616 &array_klass_oop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
617 assert(array_type == T_OBJECT, "");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
618 assert(Klass::cast(array_klass_oop)->oop_is_array(), "");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
619 arrayKlassHandle array_klass(THREAD, array_klass_oop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
620 debug_only(array_klass_oop = (klassOop)badOop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
621
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
622 klassOop element_klass_oop = NULL;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
623 BasicType element_type = java_lang_Class::as_BasicType(array_klass->component_mirror(),
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
624 &element_klass_oop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
625 KlassHandle element_klass(THREAD, element_klass_oop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
626 debug_only(element_klass_oop = (klassOop)badOop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
627
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
628 // Fetch the argument, which we will cast to the required array type.
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
629 ArgToken arg = _outgoing.at(arg_slot);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
630 assert(arg.basic_type() == T_OBJECT, "");
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
631 ArgToken array_arg = arg;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
632 array_arg = make_conversion(T_OBJECT, array_klass(), Bytecodes::_checkcast, array_arg, CHECK_(empty));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
633 change_argument(T_OBJECT, arg_slot, T_VOID, ArgToken(tt_void));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
634
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
635 // Check the required length.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
636 int spread_slots = 1 + chain().adapter_conversion_stack_pushes();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
637 int spread_length = spread_slots;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
638 if (type2size[element_type] == 2) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
639 if (spread_slots % 2 != 0) spread_slots = -1; // force error
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
640 spread_length = spread_slots / 2;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
641 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
642 if (spread_slots < 0) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
643 lose("bad spread length", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
644 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
645
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
646 jvalue length_jvalue; length_jvalue.i = spread_length;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
647 ArgToken length_arg = make_prim_constant(T_INT, &length_jvalue, CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
648 // Call a built-in method known to the JVM to validate the length.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
649 ArgToken arglist[3];
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
650 arglist[0] = array_arg; // value to check
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
651 arglist[1] = length_arg; // length to check
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
652 arglist[2] = ArgToken(); // sentinel
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
653 make_invoke(NULL, vmIntrinsics::_checkSpreadArgument,
3385
33ae33516634 7045515: ARM assembly code for JSR 292 ricochet frames
bdelsart
parents: 3371
diff changeset
654 Bytecodes::_invokestatic, false, 2, &arglist[0], CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
655
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
656 // Spread out the array elements.
3363
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
657 Bytecodes::Code aload_op = Bytecodes::_nop;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
658 switch (element_type) {
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
659 case T_INT: aload_op = Bytecodes::_iaload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
660 case T_LONG: aload_op = Bytecodes::_laload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
661 case T_FLOAT: aload_op = Bytecodes::_faload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
662 case T_DOUBLE: aload_op = Bytecodes::_daload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
663 case T_OBJECT: aload_op = Bytecodes::_aaload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
664 case T_BOOLEAN: // fall through:
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
665 case T_BYTE: aload_op = Bytecodes::_baload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
666 case T_CHAR: aload_op = Bytecodes::_caload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
667 case T_SHORT: aload_op = Bytecodes::_saload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
668 default: lose("primitive array NYI", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
669 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
670 int ap = arg_slot;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
671 for (int i = 0; i < spread_length; i++) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
672 jvalue offset_jvalue; offset_jvalue.i = i;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
673 ArgToken offset_arg = make_prim_constant(T_INT, &offset_jvalue, CHECK_(empty));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
674 ArgToken element_arg = make_fetch(element_type, element_klass(), aload_op, array_arg, offset_arg, CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
675 change_argument(T_VOID, ap, element_type, element_arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
676 ap += type2size[element_type];
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
677 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
678 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
679 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
680
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
681 default:
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
682 lose("bad adapter conversion", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
683 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
684 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
685 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
686
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
687 if (chain().is_bound()) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
688 // push a new argument
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
689 BasicType arg_type = chain().bound_arg_type();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
690 jint arg_slot = chain().bound_arg_slot();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
691 oop arg_oop = chain().bound_arg_oop();
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
692 ArgToken arg;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
693 if (arg_type == T_OBJECT) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
694 arg = make_oop_constant(arg_oop, CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
695 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
696 jvalue arg_value;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
697 BasicType bt = java_lang_boxing_object::get_value(arg_oop, &arg_value);
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
698 if (bt == arg_type || (bt == T_INT && is_subword_type(arg_type))) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
699 arg = make_prim_constant(arg_type, &arg_value, CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
700 } else {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
701 lose(err_msg("bad bound value: arg_type %s boxing %s", type2name(arg_type), type2name(bt)), CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
702 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
703 }
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
704 DEBUG_ONLY(arg_oop = badOop);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
705 change_argument(T_VOID, arg_slot, arg_type, arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
706 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
707
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
708 // this test must come after the body of the loop
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
709 if (!chain().is_last()) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
710 chain().next(CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
711 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
712 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
713 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
714 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
715
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
716 // finish the sequence with a tail-call to the ultimate target
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
717 // parameters are passed in logical order (recv 1st), not slot order
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
718 ArgToken* arglist = NEW_RESOURCE_ARRAY(ArgToken, _outgoing.length() + 1);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
719 int ap = 0;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
720 for (int i = _outgoing.length() - 1; i >= 0; i--) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
721 ArgToken arg_state = _outgoing.at(i);
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
722 if (arg_state.basic_type() == T_VOID) continue;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
723 arglist[ap++] = _outgoing.at(i);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
724 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
725 assert(ap == _outgoing_argc, "");
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
726 arglist[ap] = ArgToken(); // add a sentinel, for the sake of asserts
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
727 return make_invoke(chain().last_method_oop(),
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
728 vmIntrinsics::_none,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
729 chain().last_invoke_code(), true,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
730 ap, arglist, THREAD);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
731 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
732
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
733
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
734 // -----------------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
735 // MethodHandleWalker::walk_incoming_state
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
736 //
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
737 void MethodHandleWalker::walk_incoming_state(TRAPS) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
738 Handle mtype(THREAD, chain().method_type_oop());
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
739 int nptypes = java_lang_invoke_MethodType::ptype_count(mtype());
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
740 _outgoing_argc = nptypes;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
741 int argp = nptypes - 1;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
742 if (argp >= 0) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
743 _outgoing.at_grow(argp, ArgToken(tt_void)); // presize
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
744 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
745 for (int i = 0; i < nptypes; i++) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
746 klassOop arg_type_klass = NULL;
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
747 BasicType arg_type = java_lang_Class::as_BasicType(java_lang_invoke_MethodType::ptype(mtype(), i), &arg_type_klass);
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
748 int index = new_local_index(arg_type);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
749 ArgToken arg = make_parameter(arg_type, arg_type_klass, index, CHECK);
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
750 DEBUG_ONLY(arg_type_klass = (klassOop) NULL);
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
751 _outgoing.at_put(argp, arg);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
752 if (type2size[arg_type] == 2) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
753 // add the extra slot, so we can model the JVM stack
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
754 _outgoing.insert_before(argp+1, ArgToken(tt_void));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
755 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
756 --argp;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
757 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
758 // call make_parameter at the end of the list for the return type
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
759 klassOop ret_type_klass = NULL;
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
760 BasicType ret_type = java_lang_Class::as_BasicType(java_lang_invoke_MethodType::rtype(mtype()), &ret_type_klass);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
761 ArgToken ret = make_parameter(ret_type, ret_type_klass, -1, CHECK);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
762 // ignore ret; client can catch it if needed
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
763
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
764 assert(_outgoing_argc == argument_count_slow(), "empty slots under control");
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
765
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
766 verify_args_and_signature(CHECK);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
767 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
768
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
769
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
770 #ifdef ASSERT
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
771 void MethodHandleWalker::verify_args_and_signature(TRAPS) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
772 int index = _outgoing.length() - 1;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
773 objArrayOop ptypes = java_lang_invoke_MethodType::ptypes(chain().method_type_oop());
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
774 for (int i = 0, limit = ptypes->length(); i < limit; i++) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
775 BasicType t = java_lang_Class::as_BasicType(ptypes->obj_at(i));
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
776 if (t == T_ARRAY) t = T_OBJECT;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
777 if (t == T_LONG || t == T_DOUBLE) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
778 assert(T_VOID == _outgoing.at(index).basic_type(), "types must match");
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
779 index--;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
780 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
781 assert(t == _outgoing.at(index).basic_type(), "types must match");
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
782 index--;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
783 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
784 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
785 #endif
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
786
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
787
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
788 // -----------------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
789 // MethodHandleWalker::change_argument
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
790 //
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
791 // This is messy because some kinds of arguments are paired with
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
792 // companion slots containing an empty value.
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
793 void MethodHandleWalker::change_argument(BasicType old_type, int slot, const ArgToken& new_arg) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
794 BasicType new_type = new_arg.basic_type();
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
795 int old_size = type2size[old_type];
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
796 int new_size = type2size[new_type];
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
797 if (old_size == new_size) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
798 // simple case first
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
799 _outgoing.at_put(slot, new_arg);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
800 } else if (old_size > new_size) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
801 for (int i = old_size - 1; i >= new_size; i--) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
802 assert((i != 0) == (_outgoing.at(slot + i).basic_type() == T_VOID), "");
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
803 _outgoing.remove_at(slot + i);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
804 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
805 if (new_size > 0)
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
806 _outgoing.at_put(slot, new_arg);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
807 else
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
808 _outgoing_argc -= 1; // deleted a real argument
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
809 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
810 for (int i = old_size; i < new_size; i++) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
811 _outgoing.insert_before(slot + i, ArgToken(tt_void));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
812 }
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
813 _outgoing.at_put(slot, new_arg);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
814 if (old_size == 0)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
815 _outgoing_argc += 1; // inserted a real argument
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
816 }
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
817 assert(_outgoing_argc == argument_count_slow(), "empty slots under control");
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
818 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
819
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
820
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
821 #ifdef ASSERT
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
822 int MethodHandleWalker::argument_count_slow() {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
823 int args_seen = 0;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
824 for (int i = _outgoing.length() - 1; i >= 0; i--) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
825 if (_outgoing.at(i).basic_type() != T_VOID) {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
826 ++args_seen;
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
827 if (_outgoing.at(i).basic_type() == T_LONG ||
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
828 _outgoing.at(i).basic_type() == T_DOUBLE) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
829 assert(_outgoing.at(i + 1).basic_type() == T_VOID, "should only follow two word");
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
830 }
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
831 } else {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
832 assert(_outgoing.at(i - 1).basic_type() == T_LONG ||
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
833 _outgoing.at(i - 1).basic_type() == T_DOUBLE, "should only follow two word");
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
834 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
835 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
836 return args_seen;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
837 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
838 #endif
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
839
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
840
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
841 // -----------------------------------------------------------------------------
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
842 // MethodHandleWalker::retype_raw_conversion
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
843 //
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
844 // Do the raw retype conversions for OP_RETYPE_RAW.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
845 void MethodHandleWalker::retype_raw_conversion(BasicType src, BasicType dst, bool for_return, int slot, TRAPS) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
846 if (src != dst) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
847 if (MethodHandles::same_basic_type_for_returns(src, dst, /*raw*/ true)) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
848 if (MethodHandles::is_float_fixed_reinterpretation_cast(src, dst)) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
849 if (for_return) Untested("MHW return raw conversion"); // still untested
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
850 vmIntrinsics::ID iid = vmIntrinsics::for_raw_conversion(src, dst);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
851 if (iid == vmIntrinsics::_none) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
852 lose("no raw conversion method", CHECK);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
853 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
854 ArgToken arglist[2];
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
855 if (!for_return) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
856 // argument type conversion
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
857 ArgToken arg = _outgoing.at(slot);
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
858 assert(arg.token_type() >= tt_symbolic || src == arg.basic_type(), "sanity");
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
859 arglist[0] = arg; // outgoing 'this'
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
860 arglist[1] = ArgToken(); // sentinel
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
861 arg = make_invoke(NULL, iid, Bytecodes::_invokestatic, false, 1, &arglist[0], CHECK);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
862 change_argument(src, slot, dst, arg);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
863 } else {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
864 // return type conversion
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
865 klassOop arg_klass = NULL;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
866 arglist[0] = make_parameter(src, arg_klass, -1, CHECK); // return value
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
867 arglist[1] = ArgToken(); // sentinel
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
868 (void) make_invoke(NULL, iid, Bytecodes::_invokestatic, false, 1, &arglist[0], CHECK);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
869 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
870 } else {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
871 // Nothing to do.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
872 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
873 } else if (src == T_OBJECT && is_java_primitive(dst)) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
874 // ref-to-prim: discard ref, push zero
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
875 lose("requested ref-to-prim conversion not expected", CHECK);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
876 } else {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
877 lose(err_msg("requested raw conversion not allowed: %s -> %s", type2name(src), type2name(dst)), CHECK);
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
878 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
879 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
880 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
881
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
882
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
883 // -----------------------------------------------------------------------------
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
884 // MethodHandleCompiler
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
885
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
886 MethodHandleCompiler::MethodHandleCompiler(Handle root, Symbol* name, Symbol* signature, int invoke_count, bool is_invokedynamic, TRAPS)
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
887 : MethodHandleWalker(root, is_invokedynamic, THREAD),
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
888 _invoke_count(invoke_count),
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
889 _thread(THREAD),
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
890 _bytecode(THREAD, 50),
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
891 _constants(THREAD, 10),
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
892 _cur_stack(0),
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
893 _max_stack(0),
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
894 _rtype(T_ILLEGAL)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
895 {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
896
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
897 // Element zero is always the null constant.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
898 (void) _constants.append(NULL);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
899
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
900 // Set name and signature index.
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
901 _name_index = cpool_symbol_put(name);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
902 _signature_index = cpool_symbol_put(signature);
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
903
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
904 // Get return type klass.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
905 Handle first_mtype(THREAD, chain().method_type_oop());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
906 // _rklass is NULL for primitives.
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
907 _rtype = java_lang_Class::as_BasicType(java_lang_invoke_MethodType::rtype(first_mtype()), &_rklass);
1152
cd37471eaecc 6914206: change way of permission checking for generated MethodHandle adapters
twisti
parents: 1142
diff changeset
908 if (_rtype == T_ARRAY) _rtype = T_OBJECT;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
909
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
910 ArgumentSizeComputer args(signature);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
911 int params = args.size() + 1; // Incoming arguments plus receiver.
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
912 _num_params = for_invokedynamic() ? params - 1 : params; // XXX Check if callee is static?
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
913 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
914
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
915
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
916 // -----------------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
917 // MethodHandleCompiler::compile
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
918 //
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
919 // Compile this MethodHandle into a bytecode adapter and return a
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
920 // methodOop.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
921 methodHandle MethodHandleCompiler::compile(TRAPS) {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
922 assert(_thread == THREAD, "must be same thread");
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
923 methodHandle nullHandle;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
924 (void) walk(CHECK_(nullHandle));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
925 return get_method_oop(CHECK_(nullHandle));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
926 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
927
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
928
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
929 void MethodHandleCompiler::emit_bc(Bytecodes::Code op, int index, int args_size) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
930 Bytecodes::check(op); // Are we legal?
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
931
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
932 switch (op) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
933 // b
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
934 case Bytecodes::_aconst_null:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
935 case Bytecodes::_iconst_m1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
936 case Bytecodes::_iconst_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
937 case Bytecodes::_iconst_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
938 case Bytecodes::_iconst_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
939 case Bytecodes::_iconst_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
940 case Bytecodes::_iconst_4:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
941 case Bytecodes::_iconst_5:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
942 case Bytecodes::_lconst_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
943 case Bytecodes::_lconst_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
944 case Bytecodes::_fconst_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
945 case Bytecodes::_fconst_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
946 case Bytecodes::_fconst_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
947 case Bytecodes::_dconst_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
948 case Bytecodes::_dconst_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
949 case Bytecodes::_iload_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
950 case Bytecodes::_iload_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
951 case Bytecodes::_iload_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
952 case Bytecodes::_iload_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
953 case Bytecodes::_lload_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
954 case Bytecodes::_lload_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
955 case Bytecodes::_lload_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
956 case Bytecodes::_lload_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
957 case Bytecodes::_fload_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
958 case Bytecodes::_fload_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
959 case Bytecodes::_fload_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
960 case Bytecodes::_fload_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
961 case Bytecodes::_dload_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
962 case Bytecodes::_dload_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
963 case Bytecodes::_dload_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
964 case Bytecodes::_dload_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
965 case Bytecodes::_aload_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
966 case Bytecodes::_aload_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
967 case Bytecodes::_aload_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
968 case Bytecodes::_aload_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
969 case Bytecodes::_istore_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
970 case Bytecodes::_istore_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
971 case Bytecodes::_istore_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
972 case Bytecodes::_istore_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
973 case Bytecodes::_lstore_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
974 case Bytecodes::_lstore_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
975 case Bytecodes::_lstore_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
976 case Bytecodes::_lstore_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
977 case Bytecodes::_fstore_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
978 case Bytecodes::_fstore_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
979 case Bytecodes::_fstore_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
980 case Bytecodes::_fstore_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
981 case Bytecodes::_dstore_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
982 case Bytecodes::_dstore_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
983 case Bytecodes::_dstore_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
984 case Bytecodes::_dstore_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
985 case Bytecodes::_astore_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
986 case Bytecodes::_astore_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
987 case Bytecodes::_astore_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
988 case Bytecodes::_astore_3:
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
989 case Bytecodes::_iand:
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
990 case Bytecodes::_i2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
991 case Bytecodes::_i2f:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
992 case Bytecodes::_i2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
993 case Bytecodes::_i2b:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
994 case Bytecodes::_i2c:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
995 case Bytecodes::_i2s:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
996 case Bytecodes::_l2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
997 case Bytecodes::_l2f:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
998 case Bytecodes::_l2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
999 case Bytecodes::_f2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1000 case Bytecodes::_f2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1001 case Bytecodes::_f2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1002 case Bytecodes::_d2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1003 case Bytecodes::_d2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1004 case Bytecodes::_d2f:
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1005 case Bytecodes::_iaload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1006 case Bytecodes::_laload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1007 case Bytecodes::_faload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1008 case Bytecodes::_daload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1009 case Bytecodes::_aaload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1010 case Bytecodes::_baload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1011 case Bytecodes::_caload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1012 case Bytecodes::_saload:
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1013 case Bytecodes::_ireturn:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1014 case Bytecodes::_lreturn:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1015 case Bytecodes::_freturn:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1016 case Bytecodes::_dreturn:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1017 case Bytecodes::_areturn:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1018 case Bytecodes::_return:
1565
ab102d5d923e 6939207: refactor constant pool index processing
jrose
parents: 1507
diff changeset
1019 assert(Bytecodes::format_bits(op, false) == Bytecodes::_fmt_b, "wrong bytecode format");
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1020 _bytecode.push(op);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1021 break;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1022
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1023 // bi
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1024 case Bytecodes::_ldc:
1662
e0ba4e04c839 6969574: invokedynamic call sites deoptimize instead of executing
jrose
parents: 1579
diff changeset
1025 assert(Bytecodes::format_bits(op, false) == (Bytecodes::_fmt_b|Bytecodes::_fmt_has_k), "wrong bytecode format");
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1026 if (index == (index & 0xff)) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1027 _bytecode.push(op);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1028 _bytecode.push(index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1029 } else {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1030 _bytecode.push(Bytecodes::_ldc_w);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1031 _bytecode.push(index >> 8);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1032 _bytecode.push(index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1033 }
1662
e0ba4e04c839 6969574: invokedynamic call sites deoptimize instead of executing
jrose
parents: 1579
diff changeset
1034 break;
e0ba4e04c839 6969574: invokedynamic call sites deoptimize instead of executing
jrose
parents: 1579
diff changeset
1035
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1036 case Bytecodes::_iload:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1037 case Bytecodes::_lload:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1038 case Bytecodes::_fload:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1039 case Bytecodes::_dload:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1040 case Bytecodes::_aload:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1041 case Bytecodes::_istore:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1042 case Bytecodes::_lstore:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1043 case Bytecodes::_fstore:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1044 case Bytecodes::_dstore:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1045 case Bytecodes::_astore:
1565
ab102d5d923e 6939207: refactor constant pool index processing
jrose
parents: 1507
diff changeset
1046 assert(Bytecodes::format_bits(op, false) == Bytecodes::_fmt_bi, "wrong bytecode format");
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1047 if (index == (index & 0xff)) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1048 _bytecode.push(op);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1049 _bytecode.push(index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1050 } else {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1051 // doesn't fit in a u2
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1052 _bytecode.push(Bytecodes::_wide);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1053 _bytecode.push(op);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1054 _bytecode.push(index >> 8);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1055 _bytecode.push(index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1056 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1057 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1058
1662
e0ba4e04c839 6969574: invokedynamic call sites deoptimize instead of executing
jrose
parents: 1579
diff changeset
1059 // bkk
e0ba4e04c839 6969574: invokedynamic call sites deoptimize instead of executing
jrose
parents: 1579
diff changeset
1060 case Bytecodes::_ldc_w:
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1061 case Bytecodes::_ldc2_w:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1062 case Bytecodes::_checkcast:
1565
ab102d5d923e 6939207: refactor constant pool index processing
jrose
parents: 1507
diff changeset
1063 assert(Bytecodes::format_bits(op, false) == Bytecodes::_fmt_bkk, "wrong bytecode format");
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1064 assert((unsigned short) index == index, "index does not fit in 16-bit");
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1065 _bytecode.push(op);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1066 _bytecode.push(index >> 8);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1067 _bytecode.push(index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1068 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1069
1565
ab102d5d923e 6939207: refactor constant pool index processing
jrose
parents: 1507
diff changeset
1070 // bJJ
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1071 case Bytecodes::_invokestatic:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1072 case Bytecodes::_invokespecial:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1073 case Bytecodes::_invokevirtual:
1565
ab102d5d923e 6939207: refactor constant pool index processing
jrose
parents: 1507
diff changeset
1074 assert(Bytecodes::format_bits(op, false) == Bytecodes::_fmt_bJJ, "wrong bytecode format");
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1075 assert((unsigned short) index == index, "index does not fit in 16-bit");
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1076 _bytecode.push(op);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1077 _bytecode.push(index >> 8);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1078 _bytecode.push(index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1079 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1080
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1081 case Bytecodes::_invokeinterface:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1082 assert(Bytecodes::format_bits(op, false) == Bytecodes::_fmt_bJJ, "wrong bytecode format");
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1083 assert((unsigned short) index == index, "index does not fit in 16-bit");
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1084 assert(args_size > 0, "valid args_size");
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1085 _bytecode.push(op);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1086 _bytecode.push(index >> 8);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1087 _bytecode.push(index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1088 _bytecode.push(args_size);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1089 _bytecode.push(0);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1090 break;
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1091
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1092 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1093 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1094 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1095 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1096
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1097
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1098 void MethodHandleCompiler::emit_load(BasicType bt, int index) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1099 if (index <= 3) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1100 switch (bt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1101 case T_BOOLEAN: case T_BYTE: case T_CHAR: case T_SHORT:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1102 case T_INT: emit_bc(Bytecodes::cast(Bytecodes::_iload_0 + index)); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1103 case T_LONG: emit_bc(Bytecodes::cast(Bytecodes::_lload_0 + index)); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1104 case T_FLOAT: emit_bc(Bytecodes::cast(Bytecodes::_fload_0 + index)); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1105 case T_DOUBLE: emit_bc(Bytecodes::cast(Bytecodes::_dload_0 + index)); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1106 case T_OBJECT: emit_bc(Bytecodes::cast(Bytecodes::_aload_0 + index)); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1107 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1108 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1109 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1110 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1111 else {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1112 switch (bt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1113 case T_BOOLEAN: case T_BYTE: case T_CHAR: case T_SHORT:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1114 case T_INT: emit_bc(Bytecodes::_iload, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1115 case T_LONG: emit_bc(Bytecodes::_lload, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1116 case T_FLOAT: emit_bc(Bytecodes::_fload, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1117 case T_DOUBLE: emit_bc(Bytecodes::_dload, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1118 case T_OBJECT: emit_bc(Bytecodes::_aload, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1119 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1120 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1121 }
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1122 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1123 stack_push(bt);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1124 }
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1125
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1126 void MethodHandleCompiler::emit_store(BasicType bt, int index) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1127 if (index <= 3) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1128 switch (bt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1129 case T_BOOLEAN: case T_BYTE: case T_CHAR: case T_SHORT:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1130 case T_INT: emit_bc(Bytecodes::cast(Bytecodes::_istore_0 + index)); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1131 case T_LONG: emit_bc(Bytecodes::cast(Bytecodes::_lstore_0 + index)); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1132 case T_FLOAT: emit_bc(Bytecodes::cast(Bytecodes::_fstore_0 + index)); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1133 case T_DOUBLE: emit_bc(Bytecodes::cast(Bytecodes::_dstore_0 + index)); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1134 case T_OBJECT: emit_bc(Bytecodes::cast(Bytecodes::_astore_0 + index)); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1135 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1136 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1137 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1138 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1139 else {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1140 switch (bt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1141 case T_BOOLEAN: case T_BYTE: case T_CHAR: case T_SHORT:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1142 case T_INT: emit_bc(Bytecodes::_istore, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1143 case T_LONG: emit_bc(Bytecodes::_lstore, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1144 case T_FLOAT: emit_bc(Bytecodes::_fstore, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1145 case T_DOUBLE: emit_bc(Bytecodes::_dstore, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1146 case T_OBJECT: emit_bc(Bytecodes::_astore, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1147 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1148 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1149 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1150 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1151 stack_pop(bt);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1152 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1153
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1154
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1155 void MethodHandleCompiler::emit_load_constant(ArgToken arg) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1156 BasicType bt = arg.basic_type();
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1157 if (is_subword_type(bt)) bt = T_INT;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1158 switch (bt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1159 case T_INT: {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1160 jint value = arg.get_jint();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1161 if (-1 <= value && value <= 5)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1162 emit_bc(Bytecodes::cast(Bytecodes::_iconst_0 + value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1163 else
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1164 emit_bc(Bytecodes::_ldc, cpool_int_put(value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1165 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1166 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1167 case T_LONG: {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1168 jlong value = arg.get_jlong();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1169 if (0 <= value && value <= 1)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1170 emit_bc(Bytecodes::cast(Bytecodes::_lconst_0 + (int) value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1171 else
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1172 emit_bc(Bytecodes::_ldc2_w, cpool_long_put(value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1173 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1174 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1175 case T_FLOAT: {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1176 jfloat value = arg.get_jfloat();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1177 if (value == 0.0 || value == 1.0 || value == 2.0)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1178 emit_bc(Bytecodes::cast(Bytecodes::_fconst_0 + (int) value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1179 else
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1180 emit_bc(Bytecodes::_ldc, cpool_float_put(value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1181 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1182 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1183 case T_DOUBLE: {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1184 jdouble value = arg.get_jdouble();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1185 if (value == 0.0 || value == 1.0)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1186 emit_bc(Bytecodes::cast(Bytecodes::_dconst_0 + (int) value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1187 else
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1188 emit_bc(Bytecodes::_ldc2_w, cpool_double_put(value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1189 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1190 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1191 case T_OBJECT: {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1192 Handle value = arg.object();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1193 if (value.is_null())
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1194 emit_bc(Bytecodes::_aconst_null);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1195 else
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1196 emit_bc(Bytecodes::_ldc, cpool_object_put(value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1197 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1198 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1199 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1200 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1201 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1202 stack_push(bt);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1203 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1204
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1205
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1206 MethodHandleWalker::ArgToken
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1207 MethodHandleCompiler::make_conversion(BasicType type, klassOop tk, Bytecodes::Code op,
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1208 const ArgToken& src, TRAPS) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1209
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1210 BasicType srctype = src.basic_type();
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1211 TokenType tt = src.token_type();
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1212 int index = -1;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1213
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1214 switch (op) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1215 case Bytecodes::_i2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1216 case Bytecodes::_i2f:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1217 case Bytecodes::_i2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1218 case Bytecodes::_i2b:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1219 case Bytecodes::_i2c:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1220 case Bytecodes::_i2s:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1221
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1222 case Bytecodes::_l2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1223 case Bytecodes::_l2f:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1224 case Bytecodes::_l2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1225
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1226 case Bytecodes::_f2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1227 case Bytecodes::_f2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1228 case Bytecodes::_f2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1229
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1230 case Bytecodes::_d2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1231 case Bytecodes::_d2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1232 case Bytecodes::_d2f:
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1233 if (tt == tt_constant) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1234 emit_load_constant(src);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1235 } else {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1236 emit_load(srctype, src.index());
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1237 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1238 stack_pop(srctype); // pop the src type
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1239 emit_bc(op);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1240 stack_push(type); // push the dest value
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1241 if (tt != tt_constant)
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1242 index = src.index();
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1243 if (srctype != type || index == -1)
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1244 index = new_local_index(type);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1245 emit_store(type, index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1246 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1247
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1248 case Bytecodes::_checkcast:
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1249 if (tt == tt_constant) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1250 emit_load_constant(src);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1251 } else {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1252 emit_load(srctype, src.index());
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1253 index = src.index();
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1254 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1255 emit_bc(op, cpool_klass_put(tk));
3753
cba7b5c2d53f 7045514: SPARC assembly code for JSR 292 ricochet frames
never
parents: 3740
diff changeset
1256 // Allocate a new local for the type so that we don't hide the
cba7b5c2d53f 7045514: SPARC assembly code for JSR 292 ricochet frames
never
parents: 3740
diff changeset
1257 // previous type from the verifier.
cba7b5c2d53f 7045514: SPARC assembly code for JSR 292 ricochet frames
never
parents: 3740
diff changeset
1258 index = new_local_index(type);
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1259 emit_store(srctype, index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1260 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1261
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1262 case Bytecodes::_nop:
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1263 // nothing to do
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1264 return src;
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1265
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1266 default:
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1267 if (op == Bytecodes::_illegal)
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1268 lose(err_msg("no such primitive conversion: %s -> %s", type2name(src.basic_type()), type2name(type)), THREAD);
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1269 else
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1270 lose(err_msg("bad primitive conversion op: %s", Bytecodes::name(op)), THREAD);
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1271 return make_prim_constant(type, &zero_jvalue, THREAD);
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1272 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1273
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1274 return make_parameter(type, tk, index, THREAD);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1275 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1276
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1277
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1278 // -----------------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1279 // MethodHandleCompiler
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1280 //
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1281
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1282 // Values used by the compiler.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1283 jvalue MethodHandleCompiler::zero_jvalue = { 0 };
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1284 jvalue MethodHandleCompiler::one_jvalue = { 1 };
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1285
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1286 // Emit bytecodes for the given invoke instruction.
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1287 MethodHandleWalker::ArgToken
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1288 MethodHandleCompiler::make_invoke(methodOop m, vmIntrinsics::ID iid,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1289 Bytecodes::Code op, bool tailcall,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1290 int argc, MethodHandleWalker::ArgToken* argv,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1291 TRAPS) {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1292 ArgToken zero;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1293 if (m == NULL) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1294 // Get the intrinsic methodOop.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1295 m = vmIntrinsics::method_for(iid);
2356
72dee110246f 6839872: remove implementation inheritance from JSR 292 APIs
jrose
parents: 2226
diff changeset
1296 if (m == NULL) {
72dee110246f 6839872: remove implementation inheritance from JSR 292 APIs
jrose
parents: 2226
diff changeset
1297 lose(vmIntrinsics::name_at(iid), CHECK_(zero));
72dee110246f 6839872: remove implementation inheritance from JSR 292 APIs
jrose
parents: 2226
diff changeset
1298 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1299 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1300
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1301 klassOop klass = m->method_holder();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1302 Symbol* name = m->name();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1303 Symbol* signature = m->signature();
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1304
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1305 // Count the number of arguments, not the size
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1306 ArgumentCount asc(signature);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1307 assert(argc == asc.size() + ((op == Bytecodes::_invokestatic || op == Bytecodes::_invokedynamic) ? 0 : 1),
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1308 "argc mismatch");
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1309
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1310 if (tailcall) {
1152
cd37471eaecc 6914206: change way of permission checking for generated MethodHandle adapters
twisti
parents: 1142
diff changeset
1311 // Actually, in order to make these methods more recognizable,
2001
f2da85a9b08e 7001363: java/dyn/InvokeDynamic should not be a well-known class in the JVM
twisti
parents: 1972
diff changeset
1312 // let's put them in holder class MethodHandle. That way stack
f2da85a9b08e 7001363: java/dyn/InvokeDynamic should not be a well-known class in the JVM
twisti
parents: 1972
diff changeset
1313 // walkers and compiler heuristics can recognize them.
f2da85a9b08e 7001363: java/dyn/InvokeDynamic should not be a well-known class in the JVM
twisti
parents: 1972
diff changeset
1314 _target_klass = SystemDictionary::MethodHandle_klass();
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1315 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1316
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1317 // Inline the method.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1318 InvocationCounter* ic = m->invocation_counter();
1783
d5d065957597 6953144: Tiered compilation
iveresov
parents: 1662
diff changeset
1319 ic->set_carry_flag();
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1320
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1321 for (int i = 0; i < argc; i++) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1322 ArgToken arg = argv[i];
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1323 TokenType tt = arg.token_type();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1324 BasicType bt = arg.basic_type();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1325
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1326 switch (tt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1327 case tt_parameter:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1328 case tt_temporary:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1329 emit_load(bt, arg.index());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1330 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1331 case tt_constant:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1332 emit_load_constant(arg);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1333 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1334 case tt_illegal:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1335 // Sentinel.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1336 assert(i == (argc - 1), "sentinel must be last entry");
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1337 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1338 case tt_void:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1339 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1340 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1341 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1342 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1343
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1344 // Populate constant pool.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1345 int name_index = cpool_symbol_put(name);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1346 int signature_index = cpool_symbol_put(signature);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1347 int name_and_type_index = cpool_name_and_type_put(name_index, signature_index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1348 int klass_index = cpool_klass_put(klass);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1349 int methodref_index = cpool_methodref_put(klass_index, name_and_type_index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1350
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1351 // Generate invoke.
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1352 switch (op) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1353 case Bytecodes::_invokestatic:
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1354 case Bytecodes::_invokespecial:
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1355 case Bytecodes::_invokevirtual:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1356 emit_bc(op, methodref_index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1357 break;
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1358
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1359 case Bytecodes::_invokeinterface: {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1360 ArgumentSizeComputer asc(signature);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1361 emit_bc(op, methodref_index, asc.size() + 1);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1362 break;
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1363 }
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1364
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1365 default:
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1366 ShouldNotReachHere();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1367 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1368
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1369 // If tailcall, we have walked all the way to a direct method handle.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1370 // Otherwise, make a recursive call to some helper routine.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1371 BasicType rbt = m->result_type();
1152
cd37471eaecc 6914206: change way of permission checking for generated MethodHandle adapters
twisti
parents: 1142
diff changeset
1372 if (rbt == T_ARRAY) rbt = T_OBJECT;
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1373 stack_push(rbt); // The return value is already pushed onto the stack.
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1374 ArgToken ret;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1375 if (tailcall) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1376 if (rbt != _rtype) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1377 if (rbt == T_VOID) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1378 // push a zero of the right sort
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1379 if (_rtype == T_OBJECT) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1380 zero = make_oop_constant(NULL, CHECK_(zero));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1381 } else {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1382 zero = make_prim_constant(_rtype, &zero_jvalue, CHECK_(zero));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1383 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1384 emit_load_constant(zero);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1385 } else if (_rtype == T_VOID) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1386 // We'll emit a _return with something on the stack.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1387 // It's OK to ignore what's on the stack.
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1388 } else if (rbt == T_INT && is_subword_type(_rtype)) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1389 // Convert value to match return type.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1390 switch (_rtype) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1391 case T_BOOLEAN: {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1392 // boolean is treated as a one-bit unsigned integer.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1393 // Cf. API documentation: java/lang/invoke/MethodHandles.html#explicitCastArguments
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1394 ArgToken one = make_prim_constant(T_INT, &one_jvalue, CHECK_(zero));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1395 emit_load_constant(one);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1396 emit_bc(Bytecodes::_iand);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1397 break;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1398 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1399 case T_BYTE: emit_bc(Bytecodes::_i2b); break;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1400 case T_CHAR: emit_bc(Bytecodes::_i2c); break;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1401 case T_SHORT: emit_bc(Bytecodes::_i2s); break;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1402 default: ShouldNotReachHere();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1403 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1404 } else if (is_subword_type(rbt) && (is_subword_type(_rtype) || (_rtype == T_INT))) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1405 // The subword type was returned as an int and will be passed
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1406 // on as an int.
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1407 } else {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1408 lose("unknown conversion", CHECK_(zero));
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1409 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1410 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1411 switch (_rtype) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1412 case T_BOOLEAN: case T_BYTE: case T_CHAR: case T_SHORT:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1413 case T_INT: emit_bc(Bytecodes::_ireturn); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1414 case T_LONG: emit_bc(Bytecodes::_lreturn); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1415 case T_FLOAT: emit_bc(Bytecodes::_freturn); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1416 case T_DOUBLE: emit_bc(Bytecodes::_dreturn); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1417 case T_VOID: emit_bc(Bytecodes::_return); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1418 case T_OBJECT:
1142
4ce7240d622c 6914300: ciEnv should export all well known classes
never
parents: 1138
diff changeset
1419 if (_rklass.not_null() && _rklass() != SystemDictionary::Object_klass())
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1420 emit_bc(Bytecodes::_checkcast, cpool_klass_put(_rklass()));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1421 emit_bc(Bytecodes::_areturn);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1422 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1423 default: ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1424 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1425 ret = ArgToken(); // Dummy return value.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1426 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1427 else {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1428 int index = new_local_index(rbt);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1429 switch (rbt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1430 case T_BOOLEAN: case T_BYTE: case T_CHAR: case T_SHORT:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1431 case T_INT: case T_LONG: case T_FLOAT: case T_DOUBLE:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1432 case T_OBJECT:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1433 emit_store(rbt, index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1434 ret = ArgToken(tt_temporary, rbt, index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1435 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1436 case T_VOID:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1437 ret = ArgToken(tt_void);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1438 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1439 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1440 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1441 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1442 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1443
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1444 return ret;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1445 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1446
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1447 MethodHandleWalker::ArgToken
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1448 MethodHandleCompiler::make_fetch(BasicType type, klassOop tk, Bytecodes::Code op,
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1449 const MethodHandleWalker::ArgToken& base,
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1450 const MethodHandleWalker::ArgToken& offset,
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1451 TRAPS) {
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1452 switch (base.token_type()) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1453 case tt_parameter:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1454 case tt_temporary:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1455 emit_load(base.basic_type(), base.index());
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1456 break;
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1457 case tt_constant:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1458 emit_load_constant(base);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1459 break;
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1460 default:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1461 ShouldNotReachHere();
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1462 }
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1463 switch (offset.token_type()) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1464 case tt_parameter:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1465 case tt_temporary:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1466 emit_load(offset.basic_type(), offset.index());
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1467 break;
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1468 case tt_constant:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1469 emit_load_constant(offset);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1470 break;
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1471 default:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1472 ShouldNotReachHere();
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1473 }
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1474 emit_bc(op);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1475 int index = new_local_index(type);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1476 emit_store(type, index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1477 return ArgToken(tt_temporary, type, index);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1478 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1479
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1480
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1481 int MethodHandleCompiler::cpool_primitive_put(BasicType bt, jvalue* con) {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1482 jvalue con_copy;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1483 assert(bt < T_OBJECT, "");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1484 if (type2aelembytes(bt) < jintSize) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1485 // widen to int
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1486 con_copy = (*con);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1487 con = &con_copy;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1488 switch (bt) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1489 case T_BOOLEAN: con->i = (con->z ? 1 : 0); break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1490 case T_BYTE: con->i = con->b; break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1491 case T_CHAR: con->i = con->c; break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1492 case T_SHORT: con->i = con->s; break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1493 default: ShouldNotReachHere();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1494 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1495 bt = T_INT;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1496 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1497
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1498 // for (int i = 1, imax = _constants.length(); i < imax; i++) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1499 // ConstantValue* con = _constants.at(i);
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1500 // if (con != NULL && con->is_primitive() && con.basic_type() == bt) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1501 // bool match = false;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1502 // switch (type2size[bt]) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1503 // case 1: if (pcon->_value.i == con->i) match = true; break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1504 // case 2: if (pcon->_value.j == con->j) match = true; break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1505 // }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1506 // if (match)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1507 // return i;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1508 // }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1509 // }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1510 ConstantValue* cv = new ConstantValue(bt, *con);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1511 int index = _constants.append(cv);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1512
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1513 // long and double entries take 2 slots, we add another empty entry.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1514 if (type2size[bt] == 2)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1515 (void) _constants.append(NULL);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1516
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1517 return index;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1518 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1519
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1520
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1521 constantPoolHandle MethodHandleCompiler::get_constant_pool(TRAPS) const {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1522 constantPoolHandle nullHandle;
2226
c5a923563727 6912621: iCMS: Error: assert(_markBitMap.isMarked(addr + 1),"Missing Printezis bit?")
ysr
parents: 2177
diff changeset
1523 constantPoolOop cpool_oop = oopFactory::new_constantPool(_constants.length(),
c5a923563727 6912621: iCMS: Error: assert(_markBitMap.isMarked(addr + 1),"Missing Printezis bit?")
ysr
parents: 2177
diff changeset
1524 oopDesc::IsSafeConc,
c5a923563727 6912621: iCMS: Error: assert(_markBitMap.isMarked(addr + 1),"Missing Printezis bit?")
ysr
parents: 2177
diff changeset
1525 CHECK_(nullHandle));
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1526 constantPoolHandle cpool(THREAD, cpool_oop);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1527
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1528 // Fill the real constant pool skipping the zero element.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1529 for (int i = 1; i < _constants.length(); i++) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1530 ConstantValue* cv = _constants.at(i);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1531 switch (cv->tag()) {
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 2117
diff changeset
1532 case JVM_CONSTANT_Utf8: cpool->symbol_at_put( i, cv->symbol() ); break;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1533 case JVM_CONSTANT_Integer: cpool->int_at_put( i, cv->get_jint() ); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1534 case JVM_CONSTANT_Float: cpool->float_at_put( i, cv->get_jfloat() ); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1535 case JVM_CONSTANT_Long: cpool->long_at_put( i, cv->get_jlong() ); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1536 case JVM_CONSTANT_Double: cpool->double_at_put( i, cv->get_jdouble() ); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1537 case JVM_CONSTANT_Class: cpool->klass_at_put( i, cv->klass_oop() ); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1538 case JVM_CONSTANT_Methodref: cpool->method_at_put( i, cv->first_index(), cv->second_index()); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1539 case JVM_CONSTANT_NameAndType: cpool->name_and_type_at_put(i, cv->first_index(), cv->second_index()); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1540 case JVM_CONSTANT_Object: cpool->object_at_put( i, cv->object_oop() ); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1541 default: ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1542 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1543
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1544 switch (cv->tag()) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1545 case JVM_CONSTANT_Long:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1546 case JVM_CONSTANT_Double:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1547 i++; // Skip empty entry.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1548 assert(_constants.at(i) == NULL, "empty entry");
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1549 break;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1550 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1551 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1552
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1553 // Set the constant pool holder to the target method's class.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1554 cpool->set_pool_holder(_target_klass());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1555
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1556 return cpool;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1557 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1558
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1559
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1560 methodHandle MethodHandleCompiler::get_method_oop(TRAPS) const {
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1561 methodHandle empty;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1562 // Create a method that holds the generated bytecode. invokedynamic
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1563 // has no receiver, normal MH calls do.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1564 int flags_bits;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1565 if (for_invokedynamic())
1507
cd5dbf694d45 6939134: JSR 292 adjustments to method handle invocation
jrose
parents: 1152
diff changeset
1566 flags_bits = (/*JVM_MH_INVOKE_BITS |*/ JVM_ACC_PUBLIC | JVM_ACC_FINAL | JVM_ACC_SYNTHETIC | JVM_ACC_STATIC);
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1567 else
1507
cd5dbf694d45 6939134: JSR 292 adjustments to method handle invocation
jrose
parents: 1152
diff changeset
1568 flags_bits = (/*JVM_MH_INVOKE_BITS |*/ JVM_ACC_PUBLIC | JVM_ACC_FINAL | JVM_ACC_SYNTHETIC);
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1569
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1570 // Create a new method
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1571 methodHandle m;
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1572 {
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1573 methodOop m_oop = oopFactory::new_method(bytecode_length(),
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1574 accessFlags_from(flags_bits),
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1575 0, 0, 0, oopDesc::IsSafeConc, CHECK_(empty));
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1576 m = methodHandle(THREAD, m_oop);
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1577 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1578
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1579 constantPoolHandle cpool = get_constant_pool(CHECK_(empty));
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1580 m->set_constants(cpool());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1581
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1582 m->set_name_index(_name_index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1583 m->set_signature_index(_signature_index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1584
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1585 m->set_code((address) bytecode());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1586
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1587 m->set_max_stack(_max_stack);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1588 m->set_max_locals(max_locals());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1589 m->set_size_of_parameters(_num_params);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1590
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1591 typeArrayHandle exception_handlers(THREAD, Universe::the_empty_int_array());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1592 m->set_exception_table(exception_handlers());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1593
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1594 // Rewrite the method and set up the constant pool cache.
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1595 objArrayOop m_array = oopFactory::new_system_objArray(1, CHECK_(empty));
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1596 objArrayHandle methods(THREAD, m_array);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1597 methods->obj_at_put(0, m());
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1598 Rewriter::rewrite(_target_klass(), cpool, methods, CHECK_(empty)); // Use fake class.
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1599
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1600 // Set the invocation counter's count to the invoke count of the
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1601 // original call site.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1602 InvocationCounter* ic = m->invocation_counter();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1603 ic->set(InvocationCounter::wait_for_compile, _invoke_count);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1604
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1605 // Create a new MDO
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1606 {
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1607 methodDataOop mdo = oopFactory::new_methodData(m, CHECK_(empty));
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1608 assert(m->method_data() == NULL, "there should not be an MDO yet");
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1609 m->set_method_data(mdo);
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1610
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1611 // Iterate over all profile data and set the count of the counter
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1612 // data entries to the original call site counter.
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1613 for (ProfileData* profile_data = mdo->first_data();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1614 mdo->is_valid(profile_data);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1615 profile_data = mdo->next_data(profile_data)) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1616 if (profile_data->is_CounterData()) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1617 CounterData* counter_data = profile_data->as_CounterData();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1618 counter_data->set_count(_invoke_count);
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1619 }
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1620 }
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1621 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1622
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1623 #ifndef PRODUCT
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1624 if (TraceMethodHandles) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1625 m->print();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1626 m->print_codes();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1627 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1628 #endif //PRODUCT
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1629
1507
cd5dbf694d45 6939134: JSR 292 adjustments to method handle invocation
jrose
parents: 1152
diff changeset
1630 assert(m->is_method_handle_adapter(), "must be recognized as an adapter");
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1631 return m;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1632 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1633
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1634
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1635 #ifndef PRODUCT
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1636
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1637 // MH printer for debugging.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1638
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1639 class MethodHandlePrinter : public MethodHandleWalker {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1640 private:
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1641 outputStream* _out;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1642 bool _verbose;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1643 int _temp_num;
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1644 int _param_state;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1645 stringStream _strbuf;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1646 const char* strbuf() {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1647 const char* s = _strbuf.as_string();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1648 _strbuf.reset();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1649 return s;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1650 }
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1651 ArgToken token(const char* str, BasicType type) {
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1652 return ArgToken(str, type);
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1653 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1654 const char* string(ArgToken token) {
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1655 return token.str();
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1656 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1657 void start_params() {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1658 _param_state <<= 1;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1659 _out->print("(");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1660 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1661 void end_params() {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1662 if (_verbose) _out->print("\n");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1663 _out->print(") => {");
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1664 _param_state >>= 1;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1665 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1666 void put_type_name(BasicType type, klassOop tk, outputStream* s) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1667 const char* kname = NULL;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1668 if (tk != NULL)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1669 kname = Klass::cast(tk)->external_name();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1670 s->print("%s", (kname != NULL) ? kname : type2name(type));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1671 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1672 ArgToken maybe_make_temp(const char* statement_op, BasicType type, const char* temp_name) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1673 const char* value = strbuf();
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1674 if (!_verbose) return token(value, type);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1675 // make an explicit binding for each separate value
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1676 _strbuf.print("%s%d", temp_name, ++_temp_num);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1677 const char* temp = strbuf();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1678 _out->print("\n %s %s %s = %s;", statement_op, type2name(type), temp, value);
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1679 return token(temp, type);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1680 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1681
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1682 public:
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1683 MethodHandlePrinter(Handle root, bool verbose, outputStream* out, TRAPS)
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1684 : MethodHandleWalker(root, false, THREAD),
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1685 _out(out),
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1686 _verbose(verbose),
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1687 _param_state(0),
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1688 _temp_num(0)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1689 {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1690 start_params();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1691 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1692 virtual ArgToken make_parameter(BasicType type, klassOop tk, int argnum, TRAPS) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1693 if (argnum < 0) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1694 end_params();
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1695 return token("return", type);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1696 }
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1697 if ((_param_state & 1) == 0) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1698 _param_state |= 1;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1699 _out->print(_verbose ? "\n " : "");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1700 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1701 _out->print(_verbose ? ",\n " : ", ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1702 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1703 if (argnum >= _temp_num)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1704 _temp_num = argnum;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1705 // generate an argument name
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1706 _strbuf.print("a%d", argnum);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1707 const char* arg = strbuf();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1708 put_type_name(type, tk, _out);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1709 _out->print(" %s", arg);
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1710 return token(arg, type);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1711 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1712 virtual ArgToken make_oop_constant(oop con, TRAPS) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1713 if (con == NULL)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1714 _strbuf.print("null");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1715 else
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1716 con->print_value_on(&_strbuf);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1717 if (_strbuf.size() == 0) { // yuck
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1718 _strbuf.print("(a ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1719 put_type_name(T_OBJECT, con->klass(), &_strbuf);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1720 _strbuf.print(")");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1721 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1722 return maybe_make_temp("constant", T_OBJECT, "k");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1723 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1724 virtual ArgToken make_prim_constant(BasicType type, jvalue* con, TRAPS) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1725 java_lang_boxing_object::print(type, con, &_strbuf);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1726 return maybe_make_temp("constant", type, "k");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1727 }
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1728 void print_bytecode_name(Bytecodes::Code op) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1729 if (Bytecodes::is_defined(op))
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1730 _strbuf.print("%s", Bytecodes::name(op));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1731 else
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1732 _strbuf.print("bytecode_%d", (int) op);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1733 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1734 virtual ArgToken make_conversion(BasicType type, klassOop tk, Bytecodes::Code op, const ArgToken& src, TRAPS) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1735 print_bytecode_name(op);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1736 _strbuf.print("(%s", string(src));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1737 if (tk != NULL) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1738 _strbuf.print(", ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1739 put_type_name(type, tk, &_strbuf);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1740 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1741 _strbuf.print(")");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1742 return maybe_make_temp("convert", type, "v");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1743 }
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1744 virtual ArgToken make_fetch(BasicType type, klassOop tk, Bytecodes::Code op, const ArgToken& base, const ArgToken& offset, TRAPS) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1745 _strbuf.print("%s(%s, %s", Bytecodes::name(op), string(base), string(offset));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1746 if (tk != NULL) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1747 _strbuf.print(", ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1748 put_type_name(type, tk, &_strbuf);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1749 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1750 _strbuf.print(")");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1751 return maybe_make_temp("fetch", type, "x");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1752 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1753 virtual ArgToken make_invoke(methodOop m, vmIntrinsics::ID iid,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1754 Bytecodes::Code op, bool tailcall,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1755 int argc, ArgToken* argv, TRAPS) {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1756 Symbol* name;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1757 Symbol* sig;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1758 if (m != NULL) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1759 name = m->name();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1760 sig = m->signature();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1761 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1762 name = vmSymbols::symbol_at(vmIntrinsics::name_for(iid));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1763 sig = vmSymbols::symbol_at(vmIntrinsics::signature_for(iid));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1764 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1765 _strbuf.print("%s %s%s(", Bytecodes::name(op), name->as_C_string(), sig->as_C_string());
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1766 for (int i = 0; i < argc; i++) {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1767 _strbuf.print("%s%s", (i > 0 ? ", " : ""), string(argv[i]));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1768 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1769 _strbuf.print(")");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1770 if (!tailcall) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1771 BasicType rt = char2type(sig->byte_at(sig->utf8_length()-1));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1772 if (rt == T_ILLEGAL) rt = T_OBJECT; // ';' at the end of '(...)L...;'
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1773 return maybe_make_temp("invoke", rt, "x");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1774 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1775 const char* ret = strbuf();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1776 _out->print(_verbose ? "\n return " : " ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1777 _out->print("%s", ret);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1778 _out->print(_verbose ? "\n}\n" : " }");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1779 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1780 return ArgToken();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1781 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1782
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1783 virtual void set_method_handle(oop mh) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1784 if (WizardMode && Verbose) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1785 tty->print("\n--- next target: ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1786 mh->print();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1787 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1788 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1789
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1790 static void print(Handle root, bool verbose, outputStream* out, TRAPS) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1791 ResourceMark rm;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1792 MethodHandlePrinter printer(root, verbose, out, CHECK);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1793 printer.walk(CHECK);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1794 out->print("\n");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1795 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1796 static void print(Handle root, bool verbose = Verbose, outputStream* out = tty) {
3740
5ac411b3b8fc 7047961: JSR 292 MethodHandleWalk swap args doesn't handle T_LONG and T_DOUBLE properly
never
parents: 3388
diff changeset
1797 Thread* THREAD = Thread::current();
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1798 ResourceMark rm;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1799 MethodHandlePrinter printer(root, verbose, out, THREAD);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1800 if (!HAS_PENDING_EXCEPTION)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1801 printer.walk(THREAD);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1802 if (HAS_PENDING_EXCEPTION) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1803 oop ex = PENDING_EXCEPTION;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1804 CLEAR_PENDING_EXCEPTION;
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1805 out->print(" *** ");
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1806 if (printer.lose_message() != NULL) out->print("%s ", printer.lose_message());
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1807 out->print("}");
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1808 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1809 out->print("\n");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1810 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1811 };
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1812
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1813 extern "C"
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1814 void print_method_handle(oop mh) {
1793
d257356e35f0 6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents: 1783
diff changeset
1815 if (!mh->is_oop()) {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1816 tty->print_cr("*** not a method handle: "PTR_FORMAT, (intptr_t)mh);
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
1817 } else if (java_lang_invoke_MethodHandle::is_instance(mh)) {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1818 MethodHandlePrinter::print(mh);
1133
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1819 } else {
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1820 tty->print("*** not a method handle: ");
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1821 mh->print();
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1822 }
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1823 }
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1824
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1825 #endif // PRODUCT