Mercurial > hg > truffle

annotate src/share/vm/prims/methodHandleWalk.cpp @ 3748:d3b9f2be46ab

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
7033141: assert(has_cp_cache(i)) failed: oob Summary: Unrewrite bytecodes for OOM error allocating the constant pool cache. Reviewed-by: dcubed, acorn, never
author coleenp
date Sat, 21 May 2011 15:39:54 -0700
parents a80577f854f9
children 88559690c95a 96c891ebe56a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1 /*
2117
70427f06ea47 7010913: JSR 292 ciMethodHandle does not handle MethodHandleCompiler exceptions properly
twisti
parents: 2001
diff changeset
2 * Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved.
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
4 *
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
7 * published by the Free Software Foundation.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
8 *
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
13 * accompanied this code).
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
14 *
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
18 *
1552
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 1507
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 1507
diff changeset
20 * or visit www.oracle.com if you need additional information or have any
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 1507
diff changeset
21 * questions.
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
22 *
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
23 */
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
24
1972
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1793
diff changeset
25 #include "precompiled.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1793
diff changeset
26 #include "interpreter/rewriter.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1793
diff changeset
27 #include "memory/oopFactory.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1793
diff changeset
28 #include "prims/methodHandleWalk.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1793
diff changeset
29
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
30 /*
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
31 * JSR 292 reference implementation: method handle structure analysis
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
32 */
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
33
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
34 #ifdef PRODUCT
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
35 #define print_method_handle(mh) {}
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
36 #else //PRODUCT
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
37 extern "C" void print_method_handle(oop mh);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
38 #endif //PRODUCT
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
39
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
40 // -----------------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
41 // MethodHandleChain
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
42
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
43 void MethodHandleChain::set_method_handle(Handle mh, TRAPS) {
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
44 if (!java_lang_invoke_MethodHandle::is_instance(mh())) lose("bad method handle", CHECK);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
45
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
46 // set current method handle and unpack partially
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
47 _method_handle = mh;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
48 _is_last = false;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
49 _is_bound = false;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
50 _arg_slot = -1;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
51 _arg_type = T_VOID;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
52 _conversion = -1;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
53 _last_invoke = Bytecodes::_nop; //arbitrary non-garbage
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
54
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
55 if (java_lang_invoke_DirectMethodHandle::is_instance(mh())) {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
56 set_last_method(mh(), THREAD);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
57 return;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
58 }
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
59 if (java_lang_invoke_AdapterMethodHandle::is_instance(mh())) {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
60 _conversion = AdapterMethodHandle_conversion();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
61 assert(_conversion != -1, "bad conv value");
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
62 assert(java_lang_invoke_BoundMethodHandle::is_instance(mh()), "also BMH");
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
63 }
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
64 if (java_lang_invoke_BoundMethodHandle::is_instance(mh())) {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
65 if (!is_adapter()) // keep AMH and BMH separate in this model
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
66 _is_bound = true;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
67 _arg_slot = BoundMethodHandle_vmargslot();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
68 oop target = MethodHandle_vmtarget_oop();
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
69 if (!is_bound() || java_lang_invoke_MethodHandle::is_instance(target)) {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
70 _arg_type = compute_bound_arg_type(target, NULL, _arg_slot, CHECK);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
71 } else if (target != NULL && target->is_method()) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
72 methodOop m = (methodOop) target;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
73 _arg_type = compute_bound_arg_type(NULL, m, _arg_slot, CHECK);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
74 set_last_method(mh(), CHECK);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
75 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
76 _is_bound = false; // lose!
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
77 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
78 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
79 if (is_bound() && _arg_type == T_VOID) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
80 lose("bad vmargslot", CHECK);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
81 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
82 if (!is_bound() && !is_adapter()) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
83 lose("unrecognized MH type", CHECK);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
84 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
85 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
86
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
87
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
88 void MethodHandleChain::set_last_method(oop target, TRAPS) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
89 _is_last = true;
3274
2a23b1b5a0a8 7018355: JSR 292: VM crash in DefNewGeneration::copy_to_survivor_space
twisti
parents: 2460
diff changeset
90 KlassHandle receiver_limit; int flags = 0;
2a23b1b5a0a8 7018355: JSR 292: VM crash in DefNewGeneration::copy_to_survivor_space
twisti
parents: 2460
diff changeset
91 _last_method = MethodHandles::decode_method(target, receiver_limit, flags);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
92 if ((flags & MethodHandles::_dmf_has_receiver) == 0)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
93 _last_invoke = Bytecodes::_invokestatic;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
94 else if ((flags & MethodHandles::_dmf_does_dispatch) == 0)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
95 _last_invoke = Bytecodes::_invokespecial;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
96 else if ((flags & MethodHandles::_dmf_from_interface) != 0)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
97 _last_invoke = Bytecodes::_invokeinterface;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
98 else
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
99 _last_invoke = Bytecodes::_invokevirtual;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
100 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
101
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
102
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
103 BasicType MethodHandleChain::compute_bound_arg_type(oop target, methodOop m, int arg_slot, TRAPS) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
104 // There is no direct indication of whether the argument is primitive or not.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
105 // It is implied by the _vmentry code, and by the MethodType of the target.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
106 BasicType arg_type = T_VOID;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
107 if (target != NULL) {
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
108 oop mtype = java_lang_invoke_MethodHandle::type(target);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
109 int arg_num = MethodHandles::argument_slot_to_argnum(mtype, arg_slot);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
110 if (arg_num >= 0) {
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
111 oop ptype = java_lang_invoke_MethodType::ptype(mtype, arg_num);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
112 arg_type = java_lang_Class::as_BasicType(ptype);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
113 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
114 } else if (m != NULL) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
115 // figure out the argument type from the slot
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
116 // FIXME: make this explicit in the MH
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
117 int cur_slot = m->size_of_parameters();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
118 if (arg_slot >= cur_slot)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
119 return T_VOID;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
120 if (!m->is_static()) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
121 cur_slot -= type2size[T_OBJECT];
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
122 if (cur_slot == arg_slot)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
123 return T_OBJECT;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
124 }
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 2117
diff changeset
125 ResourceMark rm(THREAD);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
126 for (SignatureStream ss(m->signature()); !ss.is_done(); ss.next()) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
127 BasicType bt = ss.type();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
128 cur_slot -= type2size[bt];
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
129 if (cur_slot <= arg_slot) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
130 if (cur_slot == arg_slot)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
131 arg_type = bt;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
132 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
133 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
134 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
135 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
136 if (arg_type == T_ARRAY)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
137 arg_type = T_OBJECT;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
138 return arg_type;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
139 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
140
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
141
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
142 void MethodHandleChain::lose(const char* msg, TRAPS) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
143 _lose_message = msg;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
144 if (!THREAD->is_Java_thread() || ((JavaThread*)THREAD)->thread_state() != _thread_in_vm) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
145 // throw a preallocated exception
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
146 THROW_OOP(Universe::virtual_machine_error_instance());
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
147 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
148 THROW_MSG(vmSymbols::java_lang_InternalError(), msg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
149 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
150
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
151
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
152 // -----------------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
153 // MethodHandleWalker
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
154
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
155 Bytecodes::Code MethodHandleWalker::conversion_code(BasicType src, BasicType dest) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
156 if (is_subword_type(src)) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
157 src = T_INT; // all subword src types act like int
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
158 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
159 if (src == dest) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
160 return Bytecodes::_nop;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
161 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
162
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
163 #define SRC_DEST(s,d) (((int)(s) << 4) + (int)(d))
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
164 switch (SRC_DEST(src, dest)) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
165 case SRC_DEST(T_INT, T_LONG): return Bytecodes::_i2l;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
166 case SRC_DEST(T_INT, T_FLOAT): return Bytecodes::_i2f;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
167 case SRC_DEST(T_INT, T_DOUBLE): return Bytecodes::_i2d;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
168 case SRC_DEST(T_INT, T_BYTE): return Bytecodes::_i2b;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
169 case SRC_DEST(T_INT, T_CHAR): return Bytecodes::_i2c;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
170 case SRC_DEST(T_INT, T_SHORT): return Bytecodes::_i2s;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
171
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
172 case SRC_DEST(T_LONG, T_INT): return Bytecodes::_l2i;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
173 case SRC_DEST(T_LONG, T_FLOAT): return Bytecodes::_l2f;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
174 case SRC_DEST(T_LONG, T_DOUBLE): return Bytecodes::_l2d;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
175
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
176 case SRC_DEST(T_FLOAT, T_INT): return Bytecodes::_f2i;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
177 case SRC_DEST(T_FLOAT, T_LONG): return Bytecodes::_f2l;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
178 case SRC_DEST(T_FLOAT, T_DOUBLE): return Bytecodes::_f2d;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
179
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
180 case SRC_DEST(T_DOUBLE, T_INT): return Bytecodes::_d2i;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
181 case SRC_DEST(T_DOUBLE, T_LONG): return Bytecodes::_d2l;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
182 case SRC_DEST(T_DOUBLE, T_FLOAT): return Bytecodes::_d2f;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
183 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
184 #undef SRC_DEST
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
185
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
186 // cannot do it in one step, or at all
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
187 return Bytecodes::_illegal;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
188 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
189
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
190
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
191 // -----------------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
192 // MethodHandleWalker::walk
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
193 //
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
194 MethodHandleWalker::ArgToken
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
195 MethodHandleWalker::walk(TRAPS) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
196 ArgToken empty = ArgToken(); // Empty return value.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
197
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
198 walk_incoming_state(CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
199
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
200 for (;;) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
201 set_method_handle(chain().method_handle_oop());
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
202
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
203 assert(_outgoing_argc == argument_count_slow(), "empty slots under control");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
204
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
205 if (chain().is_adapter()) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
206 int conv_op = chain().adapter_conversion_op();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
207 int arg_slot = chain().adapter_arg_slot();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
208 SlotState* arg_state = slot_state(arg_slot);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
209 if (arg_state == NULL
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
210 && conv_op > java_lang_invoke_AdapterMethodHandle::OP_RETYPE_RAW) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
211 lose("bad argument index", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
212 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
213
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
214 bool retain_original_args = false; // used by fold/collect logic
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
215
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
216 // perform the adapter action
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
217 switch (conv_op) {
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
218 case java_lang_invoke_AdapterMethodHandle::OP_RETYPE_ONLY:
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
219 // No changes to arguments; pass the bits through.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
220 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
221
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
222 case java_lang_invoke_AdapterMethodHandle::OP_RETYPE_RAW: {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
223 // To keep the verifier happy, emit bitwise ("raw") conversions as needed.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
224 // See MethodHandles::same_basic_type_for_arguments for allowed conversions.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
225 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
226 Handle outgoing_mtype;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
227 {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
228 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
229 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
230 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
231 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
232 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
233
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
234 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
235 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
236 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
237
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
238 // Argument types.
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
239 for (int i = 0, slot = _outgoing.length() - 1; slot >= 0; slot--) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
240 SlotState* arg_state = slot_state(slot);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
241 if (arg_state->_type == T_VOID) continue;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
242
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
243 klassOop src_klass = NULL;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
244 klassOop dst_klass = NULL;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
245 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
246 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
247 retype_raw_argument_type(src, dst, slot, CHECK_(empty));
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
248 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
249 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
250
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
251 // Return type.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
252 {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
253 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
254 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
255 retype_raw_return_type(src, dst, CHECK_(empty));
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
256 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
257 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
258 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
259
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
260 case java_lang_invoke_AdapterMethodHandle::OP_CHECK_CAST: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
261 // checkcast the Nth outgoing argument in place
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
262 klassOop dest_klass = NULL;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
263 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
264 assert(dest == T_OBJECT, "");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
265 assert(dest == arg_state->_type, "");
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
266 ArgToken arg = arg_state->_arg;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
267 ArgToken new_arg = make_conversion(T_OBJECT, dest_klass, Bytecodes::_checkcast, arg, CHECK_(empty));
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
268 assert(!arg.has_index() || arg.index() == new_arg.index(), "should be the same index");
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
269 debug_only(dest_klass = (klassOop)badOop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
270 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
271 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
272
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
273 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
274 // i2l, etc., on the Nth outgoing argument in place
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
275 BasicType src = chain().adapter_conversion_src_type(),
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
276 dest = chain().adapter_conversion_dest_type();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
277 Bytecodes::Code bc = conversion_code(src, dest);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
278 ArgToken arg = arg_state->_arg;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
279 if (bc == Bytecodes::_nop) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
280 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
281 } else if (bc != Bytecodes::_illegal) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
282 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
283 } else if (is_subword_type(dest)) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
284 bc = conversion_code(src, T_INT);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
285 if (bc != Bytecodes::_illegal) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
286 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
287 bc = conversion_code(T_INT, dest);
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
288 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
289 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
290 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
291 if (bc == Bytecodes::_illegal) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
292 lose("bad primitive conversion", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
293 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
294 change_argument(src, arg_slot, dest, arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
295 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
296 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
297
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
298 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
299 // checkcast to wrapper type & call intValue, etc.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
300 BasicType dest = chain().adapter_conversion_dest_type();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
301 ArgToken arg = arg_state->_arg;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
302 arg = make_conversion(T_OBJECT, SystemDictionary::box_klass(dest),
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
303 Bytecodes::_checkcast, arg, CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
304 vmIntrinsics::ID unboxer = vmIntrinsics::for_unboxing(dest);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
305 if (unboxer == vmIntrinsics::_none) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
306 lose("no unboxing method", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
307 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
308 ArgToken arglist[2];
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
309 arglist[0] = arg; // outgoing 'this'
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
310 arglist[1] = ArgToken(); // sentinel
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
311 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
312 change_argument(T_OBJECT, arg_slot, dest, arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
313 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
314 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
315
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
316 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
317 // call wrapper type.valueOf
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
318 BasicType src = chain().adapter_conversion_src_type();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
319 ArgToken arg = arg_state->_arg;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
320 vmIntrinsics::ID boxer = vmIntrinsics::for_boxing(src);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
321 if (boxer == vmIntrinsics::_none) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
322 lose("no boxing method", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
323 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
324 ArgToken arglist[2];
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
325 arglist[0] = arg; // outgoing value
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
326 arglist[1] = ArgToken(); // sentinel
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
327 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
328 change_argument(src, arg_slot, T_OBJECT, arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
329 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
330 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
331
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
332 case java_lang_invoke_AdapterMethodHandle::OP_SWAP_ARGS: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
333 int dest_arg_slot = chain().adapter_conversion_vminfo();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
334 if (!slot_has_argument(dest_arg_slot)) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
335 lose("bad swap index", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
336 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
337 // a simple swap between two arguments
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
338 SlotState* dest_arg_state = slot_state(dest_arg_slot);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
339 SlotState temp = (*dest_arg_state);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
340 (*dest_arg_state) = (*arg_state);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
341 (*arg_state) = temp;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
342 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
343 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
344
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
345 case java_lang_invoke_AdapterMethodHandle::OP_ROT_ARGS: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
346 int dest_arg_slot = chain().adapter_conversion_vminfo();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
347 if (!slot_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
348 lose("bad rotate index", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
349 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
350 SlotState* dest_arg_state = slot_state(dest_arg_slot);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
351 // 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
352 // position occupied by the dest argument (plus following N slots).
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
353 int rotate_count = type2size[dest_arg_state->_type];
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
354 // (no other rotate counts are currently supported)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
355 if (arg_slot < dest_arg_slot) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
356 for (int i = 0; i < rotate_count; i++) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
357 SlotState temp = _outgoing.at(arg_slot);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
358 _outgoing.remove_at(arg_slot);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
359 _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
360 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
361 } else { // arg_slot > dest_arg_slot
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
362 for (int i = 0; i < rotate_count; i++) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
363 SlotState temp = _outgoing.at(arg_slot + rotate_count - 1);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
364 _outgoing.remove_at(arg_slot + rotate_count - 1);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
365 _outgoing.insert_before(dest_arg_slot, temp);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
366 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
367 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
368 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
369 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
370
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
371 case java_lang_invoke_AdapterMethodHandle::OP_DUP_ARGS: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
372 int dup_slots = chain().adapter_conversion_stack_pushes();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
373 if (dup_slots <= 0) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
374 lose("bad dup count", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
375 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
376 for (int i = 0; i < dup_slots; i++) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
377 SlotState* dup = slot_state(arg_slot + 2*i);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
378 if (dup == NULL) break; // safety net
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
379 if (dup->_type != T_VOID) _outgoing_argc += 1;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
380 _outgoing.insert_before(i, (*dup));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
381 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
382 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
383 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
384
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
385 case java_lang_invoke_AdapterMethodHandle::OP_DROP_ARGS: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
386 int drop_slots = -chain().adapter_conversion_stack_pushes();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
387 if (drop_slots <= 0) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
388 lose("bad drop count", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
389 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
390 for (int i = 0; i < drop_slots; i++) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
391 SlotState* drop = slot_state(arg_slot);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
392 if (drop == NULL) break; // safety net
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
393 if (drop->_type != T_VOID) _outgoing_argc -= 1;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
394 _outgoing.remove_at(arg_slot);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
395 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
396 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
397 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
398
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
399 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
400 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
401 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
402 // call argument MH recursively
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
403 //{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
404 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
405 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
406 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
407 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
408 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
409 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
410 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
411 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
412 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
413 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
414 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
415 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
416 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
417 for (int i = 0, slot = arg_slot + coll_slots - 1; slot >= arg_slot; slot--) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
418 SlotState* arg_state = slot_state(slot);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
419 BasicType arg_type = arg_state->_type;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
420 if (arg_type == T_VOID) continue;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
421 ArgToken arg = _outgoing.at(slot)._arg;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
422 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
423 arglist[1+i] = arg;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
424 if (!retain_original_args)
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
425 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
426 i++;
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
427 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
428 arglist[1+argc] = ArgToken(); // sentinel
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
429 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
430 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
431 if (invoker == NULL || !invoker->is_method()) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
432 lose("bad vmlayout slot", CHECK_(empty));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
433 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
434 // 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
435 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
436 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
437 DEBUG_ONLY(invoker = NULL);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
438 if (rtype == T_OBJECT) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
439 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
440 if (rklass != SystemDictionary::Object_klass() &&
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
441 !Klass::cast(rklass)->is_interface()) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
442 // preserve type safety
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
443 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
444 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
445 }
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
446 if (rtype != T_VOID) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
447 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
448 change_argument(T_VOID, ret_slot, rtype, ret);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
449 }
3363
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
450 break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
451 }
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
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_SPREAD_ARGS: {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
454 klassOop array_klass_oop = NULL;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
455 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
456 &array_klass_oop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
457 assert(array_type == T_OBJECT, "");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
458 assert(Klass::cast(array_klass_oop)->oop_is_array(), "");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
459 arrayKlassHandle array_klass(THREAD, array_klass_oop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
460 debug_only(array_klass_oop = (klassOop)badOop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
461
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
462 klassOop element_klass_oop = NULL;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
463 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
464 &element_klass_oop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
465 KlassHandle element_klass(THREAD, element_klass_oop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
466 debug_only(element_klass_oop = (klassOop)badOop);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
467
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
468 // Fetch the argument, which we will cast to the required array type.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
469 assert(arg_state->_type == T_OBJECT, "");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
470 ArgToken array_arg = arg_state->_arg;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
471 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
472 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
473
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
474 // Check the required length.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
475 int spread_slots = 1 + chain().adapter_conversion_stack_pushes();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
476 int spread_length = spread_slots;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
477 if (type2size[element_type] == 2) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
478 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
479 spread_length = spread_slots / 2;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
480 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
481 if (spread_slots < 0) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
482 lose("bad spread length", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
483 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
484
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
485 jvalue length_jvalue; length_jvalue.i = spread_length;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
486 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
487 // 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
488 ArgToken arglist[3];
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
489 arglist[0] = array_arg; // value to check
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
490 arglist[1] = length_arg; // length to check
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
491 arglist[2] = ArgToken(); // sentinel
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
492 make_invoke(NULL, vmIntrinsics::_checkSpreadArgument,
3385
33ae33516634 7045515: ARM assembly code for JSR 292 ricochet frames
bdelsart
parents: 3371
diff changeset
493 Bytecodes::_invokestatic, false, 2, &arglist[0], CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
494
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
495 // Spread out the array elements.
3363
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
496 Bytecodes::Code aload_op = Bytecodes::_nop;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
497 switch (element_type) {
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
498 case T_INT: aload_op = Bytecodes::_iaload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
499 case T_LONG: aload_op = Bytecodes::_laload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
500 case T_FLOAT: aload_op = Bytecodes::_faload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
501 case T_DOUBLE: aload_op = Bytecodes::_daload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
502 case T_OBJECT: aload_op = Bytecodes::_aaload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
503 case T_BOOLEAN: // fall through:
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
504 case T_BYTE: aload_op = Bytecodes::_baload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
505 case T_CHAR: aload_op = Bytecodes::_caload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
506 case T_SHORT: aload_op = Bytecodes::_saload; break;
167b70ff3abc 6939861: JVM should handle more conversion operations
never
parents: 3274
diff changeset
507 default: lose("primitive array NYI", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
508 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
509 int ap = arg_slot;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
510 for (int i = 0; i < spread_length; i++) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
511 jvalue offset_jvalue; offset_jvalue.i = i;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
512 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
513 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
514 change_argument(T_VOID, ap, element_type, element_arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
515 ap += type2size[element_type];
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
516 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
517 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
518 }
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 default:
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
521 lose("bad adapter conversion", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
522 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
523 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
524 }
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 if (chain().is_bound()) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
527 // push a new argument
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
528 BasicType arg_type = chain().bound_arg_type();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
529 jint arg_slot = chain().bound_arg_slot();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
530 oop arg_oop = chain().bound_arg_oop();
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
531 ArgToken arg;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
532 if (arg_type == T_OBJECT) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
533 arg = make_oop_constant(arg_oop, CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
534 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
535 jvalue arg_value;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
536 BasicType bt = java_lang_boxing_object::get_value(arg_oop, &arg_value);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
537 if (bt == arg_type) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
538 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
539 } else {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
540 lose("bad bound value", CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
541 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
542 }
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
543 DEBUG_ONLY(arg_oop = badOop);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
544 change_argument(T_VOID, arg_slot, arg_type, arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
545 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
546
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
547 // 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
548 if (!chain().is_last()) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
549 chain().next(CHECK_(empty));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
550 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
551 break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
552 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
553 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
554
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
555 // 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
556 // 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
557 ArgToken* arglist = NEW_RESOURCE_ARRAY(ArgToken, _outgoing.length() + 1);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
558 int ap = 0;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
559 for (int i = _outgoing.length() - 1; i >= 0; i--) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
560 SlotState* arg_state = slot_state(i);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
561 if (arg_state->_type == T_VOID) continue;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
562 arglist[ap++] = _outgoing.at(i)._arg;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
563 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
564 assert(ap == _outgoing_argc, "");
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
565 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
566 return make_invoke(chain().last_method_oop(),
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
567 vmIntrinsics::_none,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
568 chain().last_invoke_code(), true,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
569 ap, arglist, THREAD);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
570 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
571
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
572
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
573 // -----------------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
574 // MethodHandleWalker::walk_incoming_state
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
575 //
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
576 void MethodHandleWalker::walk_incoming_state(TRAPS) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
577 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
578 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
579 _outgoing_argc = nptypes;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
580 int argp = nptypes - 1;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
581 if (argp >= 0) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
582 _outgoing.at_grow(argp, make_state(T_VOID, ArgToken(tt_void))); // presize
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
583 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
584 for (int i = 0; i < nptypes; i++) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
585 klassOop arg_type_klass = NULL;
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
586 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
587 int index = new_local_index(arg_type);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
588 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
589 DEBUG_ONLY(arg_type_klass = (klassOop) NULL);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
590 _outgoing.at_put(argp, make_state(arg_type, arg));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
591 if (type2size[arg_type] == 2) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
592 // add the extra slot, so we can model the JVM stack
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
593 _outgoing.insert_before(argp+1, make_state(T_VOID, ArgToken(tt_void)));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
594 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
595 --argp;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
596 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
597 // 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
598 klassOop ret_type_klass = NULL;
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
599 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
600 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
601 // ignore ret; client can catch it if needed
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
602 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
603
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
604
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
605 // -----------------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
606 // MethodHandleWalker::change_argument
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
607 //
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
608 // 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
609 // companion slots containing an empty value.
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
610 void MethodHandleWalker::change_argument(BasicType old_type, int slot, BasicType new_type,
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
611 const ArgToken& new_arg) {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
612 int old_size = type2size[old_type];
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
613 int new_size = type2size[new_type];
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
614 if (old_size == new_size) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
615 // simple case first
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
616 _outgoing.at_put(slot, make_state(new_type, new_arg));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
617 } else if (old_size > new_size) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
618 for (int i = old_size - 1; i >= new_size; i--) {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
619 assert((i != 0) == (_outgoing.at(slot + i)._type == T_VOID), "");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
620 _outgoing.remove_at(slot + i);
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 if (new_size > 0)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
623 _outgoing.at_put(slot, make_state(new_type, new_arg));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
624 else
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
625 _outgoing_argc -= 1; // deleted a real argument
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
626 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
627 for (int i = old_size; i < new_size; i++) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
628 _outgoing.insert_before(slot + i, make_state(T_VOID, ArgToken(tt_void)));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
629 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
630 _outgoing.at_put(slot, make_state(new_type, new_arg));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
631 if (old_size == 0)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
632 _outgoing_argc += 1; // inserted a real argument
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
633 }
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
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
636
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
637 #ifdef ASSERT
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
638 int MethodHandleWalker::argument_count_slow() {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
639 int args_seen = 0;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
640 for (int i = _outgoing.length() - 1; i >= 0; i--) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
641 if (_outgoing.at(i)._type != T_VOID) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
642 ++args_seen;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
643 }
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 return args_seen;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
646 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
647 #endif
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
648
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
649
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
650 // -----------------------------------------------------------------------------
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
651 // MethodHandleWalker::retype_raw_conversion
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
652 //
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
653 // 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
654 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
655 if (src != dst) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
656 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
657 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
658 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
659 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
660 if (iid == vmIntrinsics::_none) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
661 lose("no raw conversion method", CHECK);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
662 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
663 ArgToken arglist[2];
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
664 if (!for_return) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
665 // argument type conversion
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
666 ArgToken arg = _outgoing.at(slot)._arg;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
667 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
668 arglist[0] = arg; // outgoing 'this'
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
669 arglist[1] = ArgToken(); // sentinel
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
670 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
671 change_argument(src, slot, dst, arg);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
672 } else {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
673 // return type conversion
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
674 klassOop arg_klass = NULL;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
675 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
676 arglist[1] = ArgToken(); // sentinel
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
677 (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
678 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
679 } else {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
680 // Nothing to do.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
681 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
682 } 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
683 // 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
684 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
685 } else {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
686 lose("requested raw conversion not allowed", CHECK);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
687 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
688 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
689 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
690
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
691
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
692 // -----------------------------------------------------------------------------
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
693 // MethodHandleCompiler
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
694
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
695 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
696 : 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
697 _invoke_count(invoke_count),
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
698 _thread(THREAD),
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
699 _bytecode(THREAD, 50),
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
700 _constants(THREAD, 10),
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
701 _cur_stack(0),
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
702 _max_stack(0),
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
703 _rtype(T_ILLEGAL)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
704 {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
705
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
706 // Element zero is always the null constant.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
707 (void) _constants.append(NULL);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
708
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
709 // Set name and signature index.
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
710 _name_index = cpool_symbol_put(name);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
711 _signature_index = cpool_symbol_put(signature);
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
712
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
713 // Get return type klass.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
714 Handle first_mtype(THREAD, chain().method_type_oop());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
715 // _rklass is NULL for primitives.
2357
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents: 2356
diff changeset
716 _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
717 if (_rtype == T_ARRAY) _rtype = T_OBJECT;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
718
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
719 ArgumentSizeComputer args(signature);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
720 int params = args.size() + 1; // Incoming arguments plus receiver.
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
721 _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
722 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
723
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
724
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
725 // -----------------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
726 // MethodHandleCompiler::compile
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
727 //
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
728 // Compile this MethodHandle into a bytecode adapter and return a
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
729 // methodOop.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
730 methodHandle MethodHandleCompiler::compile(TRAPS) {
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
731 assert(_thread == THREAD, "must be same thread");
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
732 methodHandle nullHandle;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
733 (void) walk(CHECK_(nullHandle));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
734 return get_method_oop(CHECK_(nullHandle));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
735 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
736
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
737
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
738 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
739 Bytecodes::check(op); // Are we legal?
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
740
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
741 switch (op) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
742 // b
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
743 case Bytecodes::_aconst_null:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
744 case Bytecodes::_iconst_m1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
745 case Bytecodes::_iconst_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
746 case Bytecodes::_iconst_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
747 case Bytecodes::_iconst_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
748 case Bytecodes::_iconst_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
749 case Bytecodes::_iconst_4:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
750 case Bytecodes::_iconst_5:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
751 case Bytecodes::_lconst_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
752 case Bytecodes::_lconst_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
753 case Bytecodes::_fconst_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
754 case Bytecodes::_fconst_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
755 case Bytecodes::_fconst_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
756 case Bytecodes::_dconst_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
757 case Bytecodes::_dconst_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
758 case Bytecodes::_iload_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
759 case Bytecodes::_iload_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
760 case Bytecodes::_iload_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
761 case Bytecodes::_iload_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
762 case Bytecodes::_lload_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
763 case Bytecodes::_lload_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
764 case Bytecodes::_lload_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
765 case Bytecodes::_lload_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
766 case Bytecodes::_fload_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
767 case Bytecodes::_fload_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
768 case Bytecodes::_fload_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
769 case Bytecodes::_fload_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
770 case Bytecodes::_dload_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
771 case Bytecodes::_dload_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
772 case Bytecodes::_dload_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
773 case Bytecodes::_dload_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
774 case Bytecodes::_aload_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
775 case Bytecodes::_aload_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
776 case Bytecodes::_aload_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
777 case Bytecodes::_aload_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
778 case Bytecodes::_istore_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
779 case Bytecodes::_istore_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
780 case Bytecodes::_istore_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
781 case Bytecodes::_istore_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
782 case Bytecodes::_lstore_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
783 case Bytecodes::_lstore_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
784 case Bytecodes::_lstore_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
785 case Bytecodes::_lstore_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
786 case Bytecodes::_fstore_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
787 case Bytecodes::_fstore_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
788 case Bytecodes::_fstore_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
789 case Bytecodes::_fstore_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
790 case Bytecodes::_dstore_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
791 case Bytecodes::_dstore_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
792 case Bytecodes::_dstore_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
793 case Bytecodes::_dstore_3:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
794 case Bytecodes::_astore_0:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
795 case Bytecodes::_astore_1:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
796 case Bytecodes::_astore_2:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
797 case Bytecodes::_astore_3:
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
798 case Bytecodes::_iand:
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
799 case Bytecodes::_i2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
800 case Bytecodes::_i2f:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
801 case Bytecodes::_i2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
802 case Bytecodes::_i2b:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
803 case Bytecodes::_i2c:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
804 case Bytecodes::_i2s:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
805 case Bytecodes::_l2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
806 case Bytecodes::_l2f:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
807 case Bytecodes::_l2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
808 case Bytecodes::_f2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
809 case Bytecodes::_f2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
810 case Bytecodes::_f2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
811 case Bytecodes::_d2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
812 case Bytecodes::_d2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
813 case Bytecodes::_d2f:
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
814 case Bytecodes::_iaload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
815 case Bytecodes::_laload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
816 case Bytecodes::_faload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
817 case Bytecodes::_daload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
818 case Bytecodes::_aaload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
819 case Bytecodes::_baload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
820 case Bytecodes::_caload:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
821 case Bytecodes::_saload:
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
822 case Bytecodes::_ireturn:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
823 case Bytecodes::_lreturn:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
824 case Bytecodes::_freturn:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
825 case Bytecodes::_dreturn:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
826 case Bytecodes::_areturn:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
827 case Bytecodes::_return:
1565
ab102d5d923e 6939207: refactor constant pool index processing
jrose
parents: 1507
diff changeset
828 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
829 _bytecode.push(op);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
830 break;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
831
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
832 // bi
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
833 case Bytecodes::_ldc:
1662
e0ba4e04c839 6969574: invokedynamic call sites deoptimize instead of executing
jrose
parents: 1579
diff changeset
834 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
835 if (index == (index & 0xff)) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
836 _bytecode.push(op);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
837 _bytecode.push(index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
838 } else {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
839 _bytecode.push(Bytecodes::_ldc_w);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
840 _bytecode.push(index >> 8);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
841 _bytecode.push(index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
842 }
1662
e0ba4e04c839 6969574: invokedynamic call sites deoptimize instead of executing
jrose
parents: 1579
diff changeset
843 break;
e0ba4e04c839 6969574: invokedynamic call sites deoptimize instead of executing
jrose
parents: 1579
diff changeset
844
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
845 case Bytecodes::_iload:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
846 case Bytecodes::_lload:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
847 case Bytecodes::_fload:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
848 case Bytecodes::_dload:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
849 case Bytecodes::_aload:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
850 case Bytecodes::_istore:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
851 case Bytecodes::_lstore:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
852 case Bytecodes::_fstore:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
853 case Bytecodes::_dstore:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
854 case Bytecodes::_astore:
1565
ab102d5d923e 6939207: refactor constant pool index processing
jrose
parents: 1507
diff changeset
855 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
856 if (index == (index & 0xff)) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
857 _bytecode.push(op);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
858 _bytecode.push(index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
859 } else {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
860 // doesn't fit in a u2
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
861 _bytecode.push(Bytecodes::_wide);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
862 _bytecode.push(op);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
863 _bytecode.push(index >> 8);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
864 _bytecode.push(index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
865 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
866 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
867
1662
e0ba4e04c839 6969574: invokedynamic call sites deoptimize instead of executing
jrose
parents: 1579
diff changeset
868 // bkk
e0ba4e04c839 6969574: invokedynamic call sites deoptimize instead of executing
jrose
parents: 1579
diff changeset
869 case Bytecodes::_ldc_w:
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
870 case Bytecodes::_ldc2_w:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
871 case Bytecodes::_checkcast:
1565
ab102d5d923e 6939207: refactor constant pool index processing
jrose
parents: 1507
diff changeset
872 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
873 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
874 _bytecode.push(op);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
875 _bytecode.push(index >> 8);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
876 _bytecode.push(index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
877 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
878
1565
ab102d5d923e 6939207: refactor constant pool index processing
jrose
parents: 1507
diff changeset
879 // bJJ
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
880 case Bytecodes::_invokestatic:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
881 case Bytecodes::_invokespecial:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
882 case Bytecodes::_invokevirtual:
1565
ab102d5d923e 6939207: refactor constant pool index processing
jrose
parents: 1507
diff changeset
883 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
884 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
885 _bytecode.push(op);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
886 _bytecode.push(index >> 8);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
887 _bytecode.push(index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
888 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
889
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
890 case Bytecodes::_invokeinterface:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
891 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
892 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
893 assert(args_size > 0, "valid args_size");
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
894 _bytecode.push(op);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
895 _bytecode.push(index >> 8);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
896 _bytecode.push(index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
897 _bytecode.push(args_size);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
898 _bytecode.push(0);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
899 break;
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
900
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
901 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
902 ShouldNotReachHere();
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 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
905
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
906
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
907 void MethodHandleCompiler::emit_load(BasicType bt, int index) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
908 if (index <= 3) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
909 switch (bt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
910 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
911 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
912 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
913 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
914 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
915 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
916 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
917 ShouldNotReachHere();
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 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
920 else {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
921 switch (bt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
922 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
923 case T_INT: emit_bc(Bytecodes::_iload, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
924 case T_LONG: emit_bc(Bytecodes::_lload, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
925 case T_FLOAT: emit_bc(Bytecodes::_fload, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
926 case T_DOUBLE: emit_bc(Bytecodes::_dload, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
927 case T_OBJECT: emit_bc(Bytecodes::_aload, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
928 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
929 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
930 }
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
931 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
932 stack_push(bt);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
933 }
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
934
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
935 void MethodHandleCompiler::emit_store(BasicType bt, int index) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
936 if (index <= 3) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
937 switch (bt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
938 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
939 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
940 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
941 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
942 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
943 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
944 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
945 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
946 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
947 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
948 else {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
949 switch (bt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
950 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
951 case T_INT: emit_bc(Bytecodes::_istore, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
952 case T_LONG: emit_bc(Bytecodes::_lstore, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
953 case T_FLOAT: emit_bc(Bytecodes::_fstore, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
954 case T_DOUBLE: emit_bc(Bytecodes::_dstore, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
955 case T_OBJECT: emit_bc(Bytecodes::_astore, index); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
956 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
957 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
958 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
959 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
960 stack_pop(bt);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
961 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
962
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
963
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
964 void MethodHandleCompiler::emit_load_constant(ArgToken arg) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
965 BasicType bt = arg.basic_type();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
966 switch (bt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
967 case T_INT: {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
968 jint value = arg.get_jint();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
969 if (-1 <= value && value <= 5)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
970 emit_bc(Bytecodes::cast(Bytecodes::_iconst_0 + value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
971 else
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
972 emit_bc(Bytecodes::_ldc, cpool_int_put(value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
973 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
974 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
975 case T_LONG: {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
976 jlong value = arg.get_jlong();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
977 if (0 <= value && value <= 1)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
978 emit_bc(Bytecodes::cast(Bytecodes::_lconst_0 + (int) value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
979 else
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
980 emit_bc(Bytecodes::_ldc2_w, cpool_long_put(value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
981 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
982 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
983 case T_FLOAT: {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
984 jfloat value = arg.get_jfloat();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
985 if (value == 0.0 || value == 1.0 || value == 2.0)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
986 emit_bc(Bytecodes::cast(Bytecodes::_fconst_0 + (int) value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
987 else
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
988 emit_bc(Bytecodes::_ldc, cpool_float_put(value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
989 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
990 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
991 case T_DOUBLE: {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
992 jdouble value = arg.get_jdouble();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
993 if (value == 0.0 || value == 1.0)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
994 emit_bc(Bytecodes::cast(Bytecodes::_dconst_0 + (int) value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
995 else
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
996 emit_bc(Bytecodes::_ldc2_w, cpool_double_put(value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
997 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
998 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
999 case T_OBJECT: {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1000 Handle value = arg.object();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1001 if (value.is_null())
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1002 emit_bc(Bytecodes::_aconst_null);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1003 else
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1004 emit_bc(Bytecodes::_ldc, cpool_object_put(value));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1005 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1006 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1007 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1008 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1009 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1010 stack_push(bt);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1011 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1012
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1013
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1014 MethodHandleWalker::ArgToken
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1015 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
1016 const ArgToken& src, TRAPS) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1017
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1018 BasicType srctype = src.basic_type();
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1019 TokenType tt = src.token_type();
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1020 int index = -1;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1021
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1022 switch (op) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1023 case Bytecodes::_i2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1024 case Bytecodes::_i2f:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1025 case Bytecodes::_i2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1026 case Bytecodes::_i2b:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1027 case Bytecodes::_i2c:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1028 case Bytecodes::_i2s:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1029
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1030 case Bytecodes::_l2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1031 case Bytecodes::_l2f:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1032 case Bytecodes::_l2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1033
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1034 case Bytecodes::_f2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1035 case Bytecodes::_f2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1036 case Bytecodes::_f2d:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1037
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1038 case Bytecodes::_d2i:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1039 case Bytecodes::_d2l:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1040 case Bytecodes::_d2f:
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1041 if (tt == tt_constant) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1042 emit_load_constant(src);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1043 } else {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1044 emit_load(srctype, src.index());
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1045 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1046 stack_pop(srctype); // pop the src type
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1047 emit_bc(op);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1048 stack_push(type); // push the dest value
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1049 if (tt != tt_constant)
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1050 index = src.index();
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1051 if (srctype != type || index == -1)
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1052 index = new_local_index(type);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1053 emit_store(type, index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1054 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1055
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1056 case Bytecodes::_checkcast:
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1057 if (tt == tt_constant) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1058 emit_load_constant(src);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1059 } else {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1060 emit_load(srctype, src.index());
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1061 index = src.index();
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1062 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1063 emit_bc(op, cpool_klass_put(tk));
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1064 if (index == -1)
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1065 index = new_local_index(type);
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1066 emit_store(srctype, index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1067 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1068
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1069 default:
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1070 if (op == Bytecodes::_illegal)
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1071 lose("no such primitive conversion", THREAD);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1072 else
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1073 lose("bad primitive conversion op", THREAD);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1074 return make_prim_constant(type, &zero_jvalue, THREAD);
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1075 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1076
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1077 return make_parameter(type, tk, index, THREAD);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1078 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1079
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1080
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1081 // -----------------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1082 // MethodHandleCompiler
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1083 //
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1084
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1085 // Values used by the compiler.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1086 jvalue MethodHandleCompiler::zero_jvalue = { 0 };
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1087 jvalue MethodHandleCompiler::one_jvalue = { 1 };
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1088
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1089 // Emit bytecodes for the given invoke instruction.
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1090 MethodHandleWalker::ArgToken
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1091 MethodHandleCompiler::make_invoke(methodOop m, vmIntrinsics::ID iid,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1092 Bytecodes::Code op, bool tailcall,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1093 int argc, MethodHandleWalker::ArgToken* argv,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1094 TRAPS) {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1095 ArgToken zero;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1096 if (m == NULL) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1097 // Get the intrinsic methodOop.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1098 m = vmIntrinsics::method_for(iid);
2356
72dee110246f 6839872: remove implementation inheritance from JSR 292 APIs
jrose
parents: 2226
diff changeset
1099 if (m == NULL) {
72dee110246f 6839872: remove implementation inheritance from JSR 292 APIs
jrose
parents: 2226
diff changeset
1100 lose(vmIntrinsics::name_at(iid), CHECK_(zero));
72dee110246f 6839872: remove implementation inheritance from JSR 292 APIs
jrose
parents: 2226
diff changeset
1101 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1102 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1103
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1104 klassOop klass = m->method_holder();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1105 Symbol* name = m->name();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1106 Symbol* signature = m->signature();
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1107
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1108 // Count the number of arguments, not the size
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1109 ArgumentCount asc(signature);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1110 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
1111 "argc mismatch");
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1112
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1113 if (tailcall) {
1152
cd37471eaecc 6914206: change way of permission checking for generated MethodHandle adapters
twisti
parents: 1142
diff changeset
1114 // 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
1115 // 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
1116 // 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
1117 _target_klass = SystemDictionary::MethodHandle_klass();
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1118 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1119
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1120 // Inline the method.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1121 InvocationCounter* ic = m->invocation_counter();
1783
d5d065957597 6953144: Tiered compilation
iveresov
parents: 1662
diff changeset
1122 ic->set_carry_flag();
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1123
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1124 for (int i = 0; i < argc; i++) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1125 ArgToken arg = argv[i];
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1126 TokenType tt = arg.token_type();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1127 BasicType bt = arg.basic_type();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1128
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1129 switch (tt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1130 case tt_parameter:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1131 case tt_temporary:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1132 emit_load(bt, arg.index());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1133 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1134 case tt_constant:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1135 emit_load_constant(arg);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1136 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1137 case tt_illegal:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1138 // Sentinel.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1139 assert(i == (argc - 1), "sentinel must be last entry");
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1140 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1141 case tt_void:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1142 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1143 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1144 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1145 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1146
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1147 // Populate constant pool.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1148 int name_index = cpool_symbol_put(name);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1149 int signature_index = cpool_symbol_put(signature);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1150 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
1151 int klass_index = cpool_klass_put(klass);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1152 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
1153
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1154 // Generate invoke.
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1155 switch (op) {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1156 case Bytecodes::_invokestatic:
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1157 case Bytecodes::_invokespecial:
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1158 case Bytecodes::_invokevirtual:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1159 emit_bc(op, methodref_index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1160 break;
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1161
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1162 case Bytecodes::_invokeinterface: {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1163 ArgumentSizeComputer asc(signature);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1164 emit_bc(op, methodref_index, asc.size() + 1);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1165 break;
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1166 }
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1167
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1168 default:
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1169 ShouldNotReachHere();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1170 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1171
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1172 // 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
1173 // Otherwise, make a recursive call to some helper routine.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1174 BasicType rbt = m->result_type();
1152
cd37471eaecc 6914206: change way of permission checking for generated MethodHandle adapters
twisti
parents: 1142
diff changeset
1175 if (rbt == T_ARRAY) rbt = T_OBJECT;
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1176 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
1177 ArgToken ret;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1178 if (tailcall) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1179 if (rbt != _rtype) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1180 if (rbt == T_VOID) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1181 // push a zero of the right sort
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1182 if (_rtype == T_OBJECT) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1183 zero = make_oop_constant(NULL, CHECK_(zero));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1184 } else {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1185 zero = make_prim_constant(_rtype, &zero_jvalue, CHECK_(zero));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1186 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1187 emit_load_constant(zero);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1188 } else if (_rtype == T_VOID) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1189 // We'll emit a _return with something on the stack.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1190 // 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
1191 } 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
1192 // Convert value to match return type.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1193 switch (_rtype) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1194 case T_BOOLEAN: {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1195 // 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
1196 // 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
1197 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
1198 emit_load_constant(one);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1199 emit_bc(Bytecodes::_iand);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1200 break;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1201 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1202 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
1203 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
1204 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
1205 default: ShouldNotReachHere();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1206 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1207 } 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
1208 // 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
1209 // on as an int.
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1210 } else {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1211 lose("unknown conversion", CHECK_(zero));
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1212 }
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 (_rtype) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1215 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
1216 case T_INT: emit_bc(Bytecodes::_ireturn); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1217 case T_LONG: emit_bc(Bytecodes::_lreturn); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1218 case T_FLOAT: emit_bc(Bytecodes::_freturn); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1219 case T_DOUBLE: emit_bc(Bytecodes::_dreturn); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1220 case T_VOID: emit_bc(Bytecodes::_return); break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1221 case T_OBJECT:
1142
4ce7240d622c 6914300: ciEnv should export all well known classes
never
parents: 1138
diff changeset
1222 if (_rklass.not_null() && _rklass() != SystemDictionary::Object_klass())
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1223 emit_bc(Bytecodes::_checkcast, cpool_klass_put(_rklass()));
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1224 emit_bc(Bytecodes::_areturn);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1225 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1226 default: ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1227 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1228 ret = ArgToken(); // Dummy return value.
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 else {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1231 int index = new_local_index(rbt);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1232 switch (rbt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1233 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
1234 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
1235 case T_OBJECT:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1236 emit_store(rbt, index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1237 ret = ArgToken(tt_temporary, rbt, index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1238 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1239 case T_VOID:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1240 ret = ArgToken(tt_void);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1241 break;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1242 default:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1243 ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1244 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1245 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1246
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1247 return ret;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1248 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1249
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1250 MethodHandleWalker::ArgToken
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1251 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
1252 const MethodHandleWalker::ArgToken& base,
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1253 const MethodHandleWalker::ArgToken& offset,
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1254 TRAPS) {
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1255 switch (base.token_type()) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1256 case tt_parameter:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1257 case tt_temporary:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1258 emit_load(base.basic_type(), base.index());
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1259 break;
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1260 case tt_constant:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1261 emit_load_constant(base);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1262 break;
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1263 default:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1264 ShouldNotReachHere();
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1265 }
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1266 switch (offset.token_type()) {
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1267 case tt_parameter:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1268 case tt_temporary:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1269 emit_load(offset.basic_type(), offset.index());
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1270 break;
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1271 case tt_constant:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1272 emit_load_constant(offset);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1273 break;
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1274 default:
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1275 ShouldNotReachHere();
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1276 }
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1277 emit_bc(op);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1278 int index = new_local_index(type);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1279 emit_store(type, index);
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1280 return ArgToken(tt_temporary, type, index);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1281 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1282
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1283
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1284 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
1285 jvalue con_copy;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1286 assert(bt < T_OBJECT, "");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1287 if (type2aelembytes(bt) < jintSize) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1288 // widen to int
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1289 con_copy = (*con);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1290 con = &con_copy;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1291 switch (bt) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1292 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
1293 case T_BYTE: con->i = con->b; break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1294 case T_CHAR: con->i = con->c; break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1295 case T_SHORT: con->i = con->s; break;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1296 default: ShouldNotReachHere();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1297 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1298 bt = T_INT;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1299 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1300
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1301 // for (int i = 1, imax = _constants.length(); i < imax; i++) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1302 // ConstantValue* con = _constants.at(i);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1303 // if (con != NULL && con->is_primitive() && con->_type == bt) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1304 // bool match = false;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1305 // switch (type2size[bt]) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1306 // 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
1307 // 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
1308 // }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1309 // if (match)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1310 // return i;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1311 // }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1312 // }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1313 ConstantValue* cv = new ConstantValue(bt, *con);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1314 int index = _constants.append(cv);
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 // 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
1317 if (type2size[bt] == 2)
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1318 (void) _constants.append(NULL);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1319
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1320 return index;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1321 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1322
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1323
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1324 constantPoolHandle MethodHandleCompiler::get_constant_pool(TRAPS) const {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1325 constantPoolHandle nullHandle;
2226
c5a923563727 6912621: iCMS: Error: assert(_markBitMap.isMarked(addr + 1),"Missing Printezis bit?")
ysr
parents: 2177
diff changeset
1326 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
1327 oopDesc::IsSafeConc,
c5a923563727 6912621: iCMS: Error: assert(_markBitMap.isMarked(addr + 1),"Missing Printezis bit?")
ysr
parents: 2177
diff changeset
1328 CHECK_(nullHandle));
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1329 constantPoolHandle cpool(THREAD, cpool_oop);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1330
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1331 // Fill the real constant pool skipping the zero element.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1332 for (int i = 1; i < _constants.length(); i++) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1333 ConstantValue* cv = _constants.at(i);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1334 switch (cv->tag()) {
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 2117
diff changeset
1335 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
1336 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
1337 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
1338 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
1339 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
1340 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
1341 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
1342 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
1343 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
1344 default: ShouldNotReachHere();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1345 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1346
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1347 switch (cv->tag()) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1348 case JVM_CONSTANT_Long:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1349 case JVM_CONSTANT_Double:
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1350 i++; // Skip empty entry.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1351 assert(_constants.at(i) == NULL, "empty entry");
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1352 break;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1353 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1354 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1355
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1356 // 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
1357 cpool->set_pool_holder(_target_klass());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1358
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1359 return cpool;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1360 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1361
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1362
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1363 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
1364 methodHandle empty;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1365 // Create a method that holds the generated bytecode. invokedynamic
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1366 // has no receiver, normal MH calls do.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1367 int flags_bits;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1368 if (for_invokedynamic())
1507
cd5dbf694d45 6939134: JSR 292 adjustments to method handle invocation
jrose
parents: 1152
diff changeset
1369 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
1370 else
1507
cd5dbf694d45 6939134: JSR 292 adjustments to method handle invocation
jrose
parents: 1152
diff changeset
1371 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
1372
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1373 // 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
1374 methodHandle m;
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1375 {
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1376 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
1377 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
1378 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
1379 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
1380 }
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1381
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1382 constantPoolHandle cpool = get_constant_pool(CHECK_(empty));
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1383 m->set_constants(cpool());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1384
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1385 m->set_name_index(_name_index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1386 m->set_signature_index(_signature_index);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1387
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1388 m->set_code((address) bytecode());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1389
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1390 m->set_max_stack(_max_stack);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1391 m->set_max_locals(max_locals());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1392 m->set_size_of_parameters(_num_params);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1393
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1394 typeArrayHandle exception_handlers(THREAD, Universe::the_empty_int_array());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1395 m->set_exception_table(exception_handlers());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1396
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1397 // 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
1398 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
1399 objArrayHandle methods(THREAD, m_array);
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1400 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
1401 Rewriter::rewrite(_target_klass(), cpool, methods, CHECK_(empty)); // Use fake class.
3748
d3b9f2be46ab 7033141: assert(has_cp_cache(i)) failed: oob
coleenp
parents: 3388
diff changeset
1402 Rewriter::relocate_and_link(_target_klass(), methods, CHECK_(empty)); // Use fake class.
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1403
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1404 // 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
1405 // original call site.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1406 InvocationCounter* ic = m->invocation_counter();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1407 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
1408
3366
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1409 // 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
1410 {
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1411 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
1412 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
1413 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
1414
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1415 // 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
1416 // 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
1417 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
1418 mdo->is_valid(profile_data);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1419 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
1420 if (profile_data->is_CounterData()) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1421 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
1422 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
1423 }
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1424 }
e2a92dd0d3d2 7042122: JSR 292: adjust various inline thresholds for JSR 292 API methods and method handle adapters
twisti
parents: 3363
diff changeset
1425 }
1138
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 #ifndef PRODUCT
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1428 if (TraceMethodHandles) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1429 m->print();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1430 m->print_codes();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1431 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1432 #endif //PRODUCT
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents: 1133
diff changeset
1433
1507
cd5dbf694d45 6939134: JSR 292 adjustments to method handle invocation
jrose
parents: 1152
diff changeset
1434 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
1435 return m;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1436 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1437
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1438
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1439 #ifndef PRODUCT
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1440
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1441 // MH printer for debugging.
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1442
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1443 class MethodHandlePrinter : public MethodHandleWalker {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1444 private:
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1445 outputStream* _out;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1446 bool _verbose;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1447 int _temp_num;
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1448 int _param_state;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1449 stringStream _strbuf;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1450 const char* strbuf() {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1451 const char* s = _strbuf.as_string();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1452 _strbuf.reset();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1453 return s;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1454 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1455 ArgToken token(const char* str) {
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1456 return ArgToken(str);
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1457 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1458 const char* string(ArgToken token) {
3388
a80577f854f9 7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents: 3385
diff changeset
1459 return token.str();
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1460 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1461 void start_params() {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1462 _param_state <<= 1;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1463 _out->print("(");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1464 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1465 void end_params() {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1466 if (_verbose) _out->print("\n");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1467 _out->print(") => {");
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1468 _param_state >>= 1;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1469 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1470 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
1471 const char* kname = NULL;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1472 if (tk != NULL)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1473 kname = Klass::cast(tk)->external_name();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1474 s->print("%s", (kname != NULL) ? kname : type2name(type));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1475 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1476 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
1477 const char* value = strbuf();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1478 if (!_verbose) return token(value);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1479 // make an explicit binding for each separate value
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1480 _strbuf.print("%s%d", temp_name, ++_temp_num);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1481 const char* temp = strbuf();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1482 _out->print("\n %s %s %s = %s;", statement_op, type2name(type), temp, value);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1483 return token(temp);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1484 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1485
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1486 public:
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1487 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
1488 : MethodHandleWalker(root, false, THREAD),
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1489 _out(out),
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1490 _verbose(verbose),
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1491 _param_state(0),
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1492 _temp_num(0)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1493 {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1494 start_params();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1495 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1496 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
1497 if (argnum < 0) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1498 end_params();
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1499 return token("return");
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1500 }
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1501 if ((_param_state & 1) == 0) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1502 _param_state |= 1;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1503 _out->print(_verbose ? "\n " : "");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1504 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1505 _out->print(_verbose ? ",\n " : ", ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1506 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1507 if (argnum >= _temp_num)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1508 _temp_num = argnum;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1509 // generate an argument name
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1510 _strbuf.print("a%d", argnum);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1511 const char* arg = strbuf();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1512 put_type_name(type, tk, _out);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1513 _out->print(" %s", arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1514 return token(arg);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1515 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1516 virtual ArgToken make_oop_constant(oop con, TRAPS) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1517 if (con == NULL)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1518 _strbuf.print("null");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1519 else
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1520 con->print_value_on(&_strbuf);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1521 if (_strbuf.size() == 0) { // yuck
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1522 _strbuf.print("(a ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1523 put_type_name(T_OBJECT, con->klass(), &_strbuf);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1524 _strbuf.print(")");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1525 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1526 return maybe_make_temp("constant", T_OBJECT, "k");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1527 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1528 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
1529 java_lang_boxing_object::print(type, con, &_strbuf);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1530 return maybe_make_temp("constant", type, "k");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1531 }
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1532 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
1533 if (Bytecodes::is_defined(op))
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1534 _strbuf.print("%s", Bytecodes::name(op));
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1535 else
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1536 _strbuf.print("bytecode_%d", (int) op);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1537 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1538 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
1539 print_bytecode_name(op);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1540 _strbuf.print("(%s", string(src));
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1541 if (tk != NULL) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1542 _strbuf.print(", ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1543 put_type_name(type, tk, &_strbuf);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1544 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1545 _strbuf.print(")");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1546 return maybe_make_temp("convert", type, "v");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1547 }
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1548 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
1549 _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
1550 if (tk != NULL) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1551 _strbuf.print(", ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1552 put_type_name(type, tk, &_strbuf);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1553 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1554 _strbuf.print(")");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1555 return maybe_make_temp("fetch", type, "x");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1556 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1557 virtual ArgToken make_invoke(methodOop m, vmIntrinsics::ID iid,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1558 Bytecodes::Code op, bool tailcall,
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1559 int argc, ArgToken* argv, TRAPS) {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1560 Symbol* name;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1561 Symbol* sig;
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1562 if (m != NULL) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1563 name = m->name();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1564 sig = m->signature();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1565 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1566 name = vmSymbols::symbol_at(vmIntrinsics::name_for(iid));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1567 sig = vmSymbols::symbol_at(vmIntrinsics::signature_for(iid));
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1568 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1569 _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
1570 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
1571 _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
1572 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1573 _strbuf.print(")");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1574 if (!tailcall) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1575 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
1576 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
1577 return maybe_make_temp("invoke", rt, "x");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1578 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1579 const char* ret = strbuf();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1580 _out->print(_verbose ? "\n return " : " ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1581 _out->print("%s", ret);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1582 _out->print(_verbose ? "\n}\n" : " }");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1583 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1584 return ArgToken();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1585 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1586
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1587 virtual void set_method_handle(oop mh) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1588 if (WizardMode && Verbose) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1589 tty->print("\n--- next target: ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1590 mh->print();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1591 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1592 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1593
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1594 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
1595 ResourceMark rm;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1596 MethodHandlePrinter printer(root, verbose, out, CHECK);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1597 printer.walk(CHECK);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1598 out->print("\n");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1599 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1600 static void print(Handle root, bool verbose = Verbose, outputStream* out = tty) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1601 EXCEPTION_MARK;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1602 ResourceMark rm;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1603 MethodHandlePrinter printer(root, verbose, out, THREAD);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1604 if (!HAS_PENDING_EXCEPTION)
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1605 printer.walk(THREAD);
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1606 if (HAS_PENDING_EXCEPTION) {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1607 oop ex = PENDING_EXCEPTION;
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1608 CLEAR_PENDING_EXCEPTION;
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1609 out->print(" *** ");
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1610 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
1611 out->print("}");
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1612 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1613 out->print("\n");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1614 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1615 };
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1616
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1617 extern "C"
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1618 void print_method_handle(oop mh) {
1793
d257356e35f0 6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents: 1783
diff changeset
1619 if (!mh->is_oop()) {
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
1620 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
1621 } 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
1622 MethodHandlePrinter::print(mh);
1133
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1623 } else {
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1624 tty->print("*** not a method handle: ");
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1625 mh->print();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1626 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1627 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1628
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures
twisti
parents:
diff changeset
1629 #endif // PRODUCT