Mercurial > hg > truffle

annotate src/share/vm/interpreter/linkResolver.hpp @ 12264:b2e698d2276c

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation Summary: Enhance method resolution and resulting data structures, plus some refactoring. Reviewed-by: twisti, acorn, jrose
author drchase
date Fri, 13 Sep 2013 22:38:02 -0400
parents f6b0eb4e44cf
children 359f7e70ae7f ac9cb1d5a202
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1 /*
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
0
a61af66fc99e Initial load
duke
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
a61af66fc99e Initial load
duke
parents:
diff changeset
4 *
a61af66fc99e Initial load
duke
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
a61af66fc99e Initial load
duke
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
a61af66fc99e Initial load
duke
parents:
diff changeset
7 * published by the Free Software Foundation.
a61af66fc99e Initial load
duke
parents:
diff changeset
8 *
a61af66fc99e Initial load
duke
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
a61af66fc99e Initial load
duke
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
a61af66fc99e Initial load
duke
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
a61af66fc99e Initial load
duke
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
a61af66fc99e Initial load
duke
parents:
diff changeset
13 * accompanied this code).
a61af66fc99e Initial load
duke
parents:
diff changeset
14 *
a61af66fc99e Initial load
duke
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
a61af66fc99e Initial load
duke
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
a61af66fc99e Initial load
duke
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
a61af66fc99e Initial load
duke
parents:
diff changeset
18 *
1552
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 1508
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 1508
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: 1508
diff changeset
21 * questions.
0
a61af66fc99e Initial load
duke
parents:
diff changeset
22 *
a61af66fc99e Initial load
duke
parents:
diff changeset
23 */
a61af66fc99e Initial load
duke
parents:
diff changeset
24
1972
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1660
diff changeset
25 #ifndef SHARE_VM_INTERPRETER_LINKRESOLVER_HPP
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1660
diff changeset
26 #define SHARE_VM_INTERPRETER_LINKRESOLVER_HPP
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1660
diff changeset
27
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6266
diff changeset
28 #include "oops/method.hpp"
1972
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1660
diff changeset
29 #include "utilities/top.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1660
diff changeset
30
0
a61af66fc99e Initial load
duke
parents:
diff changeset
31 // All the necessary definitions for run-time link resolution.
a61af66fc99e Initial load
duke
parents:
diff changeset
32
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
33 // CallInfo provides all the information gathered for a particular
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
34 // linked call site after resolving it. A link is any reference
0
a61af66fc99e Initial load
duke
parents:
diff changeset
35 // made from within the bytecodes of a method to an object outside of
a61af66fc99e Initial load
duke
parents:
diff changeset
36 // that method. If the info is invalid, the link has not been resolved
a61af66fc99e Initial load
duke
parents:
diff changeset
37 // successfully.
a61af66fc99e Initial load
duke
parents:
diff changeset
38
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
39 class CallInfo VALUE_OBJ_CLASS_SPEC {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
40 public:
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
41 // Ways that a method call might be selected (or not) based on receiver type.
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
42 // Note that an invokevirtual instruction might be linked with no_dispatch,
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
43 // and an invokeinterface instruction might be linked with any of the three options
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
44 enum CallKind {
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
45 direct_call, // jump into resolved_method (must be concrete)
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
46 vtable_call, // select recv.klass.method_at_vtable(index)
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
47 itable_call, // select recv.klass.method_at_itable(resolved_method.holder, index)
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
48 unknown_kind = -1
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
49 };
0
a61af66fc99e Initial load
duke
parents:
diff changeset
50 private:
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
51 KlassHandle _resolved_klass; // static receiver klass, resolved from a symbolic reference
0
a61af66fc99e Initial load
duke
parents:
diff changeset
52 KlassHandle _selected_klass; // dynamic receiver class (same as static, or subklass)
a61af66fc99e Initial load
duke
parents:
diff changeset
53 methodHandle _resolved_method; // static target method
a61af66fc99e Initial load
duke
parents:
diff changeset
54 methodHandle _selected_method; // dynamic (actual) target method
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
55 CallKind _call_kind; // kind of call (static(=bytecode static/special +
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
56 // others inferred), vtable, itable)
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
57 int _call_index; // vtable or itable index of selected class method (if any)
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 2426
diff changeset
58 Handle _resolved_appendix; // extra argument in constant pool (if CPCE::has_appendix)
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6725
diff changeset
59 Handle _resolved_method_type; // MethodType (for invokedynamic and invokehandle call sites)
0
a61af66fc99e Initial load
duke
parents:
diff changeset
60
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6725
diff changeset
61 void set_static( KlassHandle resolved_klass, methodHandle resolved_method , TRAPS);
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
62 void set_interface(KlassHandle resolved_klass, KlassHandle selected_klass, methodHandle resolved_method, methodHandle selected_method, int itable_index , TRAPS);
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6725
diff changeset
63 void set_virtual( KlassHandle resolved_klass, KlassHandle selected_klass, methodHandle resolved_method, methodHandle selected_method, int vtable_index , TRAPS);
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6725
diff changeset
64 void set_handle( methodHandle resolved_method, Handle resolved_appendix, Handle resolved_method_type, TRAPS);
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
65 void set_common( KlassHandle resolved_klass, KlassHandle selected_klass, methodHandle resolved_method, methodHandle selected_method, CallKind kind, int index, TRAPS);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
66
a61af66fc99e Initial load
duke
parents:
diff changeset
67 friend class LinkResolver;
a61af66fc99e Initial load
duke
parents:
diff changeset
68
a61af66fc99e Initial load
duke
parents:
diff changeset
69 public:
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
70 CallInfo() {
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
71 #ifndef PRODUCT
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
72 _call_kind = CallInfo::unknown_kind;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
73 _call_index = Method::garbage_vtable_index;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
74 #endif //PRODUCT
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
75 }
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
76
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
77 // utility to extract an effective CallInfo from a method and an optional receiver limit
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
78 // does not queue the method for compilation
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
79 CallInfo(Method* resolved_method, Klass* resolved_klass = NULL);
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
80
0
a61af66fc99e Initial load
duke
parents:
diff changeset
81 KlassHandle resolved_klass() const { return _resolved_klass; }
a61af66fc99e Initial load
duke
parents:
diff changeset
82 KlassHandle selected_klass() const { return _selected_klass; }
a61af66fc99e Initial load
duke
parents:
diff changeset
83 methodHandle resolved_method() const { return _resolved_method; }
a61af66fc99e Initial load
duke
parents:
diff changeset
84 methodHandle selected_method() const { return _selected_method; }
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 2426
diff changeset
85 Handle resolved_appendix() const { return _resolved_appendix; }
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6725
diff changeset
86 Handle resolved_method_type() const { return _resolved_method_type; }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
87
a61af66fc99e Initial load
duke
parents:
diff changeset
88 BasicType result_type() const { return selected_method()->result_type(); }
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
89 CallKind call_kind() const { return _call_kind; }
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
90 int call_index() const { return _call_index; }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
91 int vtable_index() const {
a61af66fc99e Initial load
duke
parents:
diff changeset
92 // Even for interface calls the vtable index could be non-negative.
a61af66fc99e Initial load
duke
parents:
diff changeset
93 // See CallInfo::set_interface.
a61af66fc99e Initial load
duke
parents:
diff changeset
94 assert(has_vtable_index() || is_statically_bound(), "");
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
95 assert(call_kind() == vtable_call || call_kind() == direct_call, "");
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
96 // The returned value is < 0 if the call is statically bound.
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
97 // But, the returned value may be >= 0 even if the kind is direct_call.
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
98 // It is up to the caller to decide which way to go.
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
99 return _call_index;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
100 }
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
101 int itable_index() const {
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
102 assert(call_kind() == itable_call, "");
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
103 // The returned value is always >= 0, a valid itable index.
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
104 return _call_index;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
105 }
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
106
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
107 // debugging
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
108 #ifdef ASSERT
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
109 bool has_vtable_index() const { return _call_index >= 0 && _call_kind != CallInfo::itable_call; }
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
110 bool is_statically_bound() const { return _call_index == Method::nonvirtual_vtable_index; }
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
111 #endif //ASSERT
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
112 void verify() PRODUCT_RETURN;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
113 void print() PRODUCT_RETURN;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
114 };
a61af66fc99e Initial load
duke
parents:
diff changeset
115
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
116 // Link information for getfield/putfield & getstatic/putstatic bytecodes
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
117 // is represented using a fieldDescriptor.
0
a61af66fc99e Initial load
duke
parents:
diff changeset
118
a61af66fc99e Initial load
duke
parents:
diff changeset
119 // The LinkResolver is used to resolve constant-pool references at run-time.
a61af66fc99e Initial load
duke
parents:
diff changeset
120 // It does all necessary link-time checks & throws exceptions if necessary.
a61af66fc99e Initial load
duke
parents:
diff changeset
121
a61af66fc99e Initial load
duke
parents:
diff changeset
122 class LinkResolver: AllStatic {
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
123 friend class klassVtable;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
124 friend class klassItable;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
125
0
a61af66fc99e Initial load
duke
parents:
diff changeset
126 private:
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
127 static void lookup_method_in_klasses (methodHandle& result, KlassHandle klass, Symbol* name, Symbol* signature, TRAPS);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
128 static void lookup_instance_method_in_klasses (methodHandle& result, KlassHandle klass, Symbol* name, Symbol* signature, TRAPS);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
129 static void lookup_method_in_interfaces (methodHandle& result, KlassHandle klass, Symbol* name, Symbol* signature, TRAPS);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 2426
diff changeset
130 static void lookup_polymorphic_method (methodHandle& result, KlassHandle klass, Symbol* name, Symbol* signature,
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6725
diff changeset
131 KlassHandle current_klass, Handle *appendix_result_or_null, Handle *method_type_result, TRAPS);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
132
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
133 static int vtable_index_of_miranda_method(KlassHandle klass, Symbol* name, Symbol* signature, TRAPS);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
134
a61af66fc99e Initial load
duke
parents:
diff changeset
135 static void resolve_klass (KlassHandle& result, constantPoolHandle pool, int index, TRAPS);
a61af66fc99e Initial load
duke
parents:
diff changeset
136
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
137 static void resolve_pool (KlassHandle& resolved_klass, Symbol*& method_name, Symbol*& method_signature, KlassHandle& current_klass, constantPoolHandle pool, int index, TRAPS);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
138
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
139 static void resolve_interface_method(methodHandle& resolved_method, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
140 static void resolve_method (methodHandle& resolved_method, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
141
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
142 static void linktime_resolve_static_method (methodHandle& resolved_method, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
143 static void linktime_resolve_special_method (methodHandle& resolved_method, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
144 static void linktime_resolve_virtual_method (methodHandle &resolved_method, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature,KlassHandle current_klass, bool check_access, TRAPS);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
145 static void linktime_resolve_interface_method (methodHandle& resolved_method, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
146
a61af66fc99e Initial load
duke
parents:
diff changeset
147 static void runtime_resolve_special_method (CallInfo& result, methodHandle resolved_method, KlassHandle resolved_klass, KlassHandle current_klass, bool check_access, TRAPS);
a61af66fc99e Initial load
duke
parents:
diff changeset
148 static void runtime_resolve_virtual_method (CallInfo& result, methodHandle resolved_method, KlassHandle resolved_klass, Handle recv, KlassHandle recv_klass, bool check_null_and_abstract, TRAPS);
a61af66fc99e Initial load
duke
parents:
diff changeset
149 static void runtime_resolve_interface_method (CallInfo& result, methodHandle resolved_method, KlassHandle resolved_klass, Handle recv, KlassHandle recv_klass, bool check_null_and_abstract, TRAPS);
a61af66fc99e Initial load
duke
parents:
diff changeset
150
a61af66fc99e Initial load
duke
parents:
diff changeset
151 static void check_field_accessability (KlassHandle ref_klass, KlassHandle resolved_klass, KlassHandle sel_klass, fieldDescriptor& fd, TRAPS);
a61af66fc99e Initial load
duke
parents:
diff changeset
152 static void check_method_accessability (KlassHandle ref_klass, KlassHandle resolved_klass, KlassHandle sel_klass, methodHandle sel_method, TRAPS);
a61af66fc99e Initial load
duke
parents:
diff changeset
153
a61af66fc99e Initial load
duke
parents:
diff changeset
154 public:
a61af66fc99e Initial load
duke
parents:
diff changeset
155 // constant pool resolving
a61af66fc99e Initial load
duke
parents:
diff changeset
156 static void check_klass_accessability(KlassHandle ref_klass, KlassHandle sel_klass, TRAPS);
a61af66fc99e Initial load
duke
parents:
diff changeset
157
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 2426
diff changeset
158 // static resolving calls (will not run any Java code); used only from Bytecode_invoke::static_target
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 2426
diff changeset
159 static void resolve_method_statically(methodHandle& method_result, KlassHandle& klass_result,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 2426
diff changeset
160 Bytecodes::Code code, constantPoolHandle pool, int index, TRAPS);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
161
a61af66fc99e Initial load
duke
parents:
diff changeset
162 // runtime/static resolving for fields
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
163 static void resolve_field_access(fieldDescriptor& result, constantPoolHandle pool, int index, Bytecodes::Code byte, TRAPS);
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
164 static void resolve_field(fieldDescriptor& result, KlassHandle resolved_klass, Symbol* field_name, Symbol* field_signature,
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
165 KlassHandle current_klass, Bytecodes::Code access_kind, bool check_access, bool initialize_class, TRAPS);
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
166
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
167 // source of access_kind codes:
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
168 static Bytecodes::Code field_access_kind(bool is_static, bool is_put) {
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
169 return (is_static
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
170 ? (is_put ? Bytecodes::_putstatic : Bytecodes::_getstatic)
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
171 : (is_put ? Bytecodes::_putfield : Bytecodes::_getfield ));
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 6822
diff changeset
172 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
173
a61af66fc99e Initial load
duke
parents:
diff changeset
174 // runtime resolving:
a61af66fc99e Initial load
duke
parents:
diff changeset
175 // resolved_klass = specified class (i.e., static receiver class)
a61af66fc99e Initial load
duke
parents:
diff changeset
176 // current_klass = sending method holder (i.e., class containing the method containing the call being resolved)
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
177 static void resolve_static_call (CallInfo& result, KlassHandle& resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, bool initialize_klass, TRAPS);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
178 static void resolve_special_call (CallInfo& result, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
179 static void resolve_virtual_call (CallInfo& result, Handle recv, KlassHandle recv_klass, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, bool check_null_and_abstract, TRAPS);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
180 static void resolve_interface_call(CallInfo& result, Handle recv, KlassHandle recv_klass, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, bool check_null_and_abstract, TRAPS);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 2426
diff changeset
181 static void resolve_handle_call (CallInfo& result, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, TRAPS);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 2426
diff changeset
182 static void resolve_dynamic_call (CallInfo& result, Handle bootstrap_specifier, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, TRAPS);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
183
a61af66fc99e Initial load
duke
parents:
diff changeset
184 // same as above for compile-time resolution; but returns null handle instead of throwing an exception on error
a61af66fc99e Initial load
duke
parents:
diff changeset
185 // also, does not initialize klass (i.e., no side effects)
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
186 static methodHandle resolve_virtual_call_or_null (KlassHandle receiver_klass, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
187 static methodHandle resolve_interface_call_or_null(KlassHandle receiver_klass, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
188 static methodHandle resolve_static_call_or_null (KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
189 static methodHandle resolve_special_call_or_null (KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
190
a61af66fc99e Initial load
duke
parents:
diff changeset
191 // same as above for compile-time resolution; returns vtable_index if current_klass if linked
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
192 static int resolve_virtual_vtable_index (KlassHandle receiver_klass, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
193
a61af66fc99e Initial load
duke
parents:
diff changeset
194 // static resolving for compiler (does not throw exceptions, returns null handle if unsuccessful)
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
195 static methodHandle linktime_resolve_virtual_method_or_null (KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
196 static methodHandle linktime_resolve_interface_method_or_null(KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
197
a61af66fc99e Initial load
duke
parents:
diff changeset
198 // runtime resolving from constant pool
a61af66fc99e Initial load
duke
parents:
diff changeset
199 static void resolve_invokestatic (CallInfo& result, constantPoolHandle pool, int index, TRAPS);
a61af66fc99e Initial load
duke
parents:
diff changeset
200 static void resolve_invokespecial (CallInfo& result, constantPoolHandle pool, int index, TRAPS);
a61af66fc99e Initial load
duke
parents:
diff changeset
201 static void resolve_invokevirtual (CallInfo& result, Handle recv, constantPoolHandle pool, int index, TRAPS);
a61af66fc99e Initial load
duke
parents:
diff changeset
202 static void resolve_invokeinterface(CallInfo& result, Handle recv, constantPoolHandle pool, int index, TRAPS);
726
be93aad57795 6655646: dynamic languages need dynamically linked call sites
jrose
parents: 710
diff changeset
203 static void resolve_invokedynamic (CallInfo& result, constantPoolHandle pool, int index, TRAPS);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 2426
diff changeset
204 static void resolve_invokehandle (CallInfo& result, constantPoolHandle pool, int index, TRAPS);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
205
a61af66fc99e Initial load
duke
parents:
diff changeset
206 static void resolve_invoke (CallInfo& result, Handle recv, constantPoolHandle pool, int index, Bytecodes::Code byte, TRAPS);
a61af66fc99e Initial load
duke
parents:
diff changeset
207 };
1972
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1660
diff changeset
208
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1660
diff changeset
209 #endif // SHARE_VM_INTERPRETER_LINKRESOLVER_HPP