Mercurial > hg > truffle

annotate src/share/vm/ci/ciMethodHandle.cpp @ 3752:f918d6096e23

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
7050554: JSR 292 - need optimization for selectAlternative Reviewed-by: kvn, jrose
author never
date Thu, 02 Jun 2011 13:36:11 -0700
parents a80577f854f9
children 81d815b05abb
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
1 /*
2117
70427f06ea47 7010913: JSR 292 ciMethodHandle does not handle MethodHandleCompiler exceptions properly
twisti
parents: 1972
diff changeset
2 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved.
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
4 *
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
7 * published by the Free Software Foundation.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
8 *
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
13 * accompanied this code).
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
14 *
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
18 *
1552
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 1138
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 1138
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: 1138
diff changeset
21 * questions.
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
22 *
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
23 */
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
24
1972
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1552
diff changeset
25 #include "precompiled.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1552
diff changeset
26 #include "ci/ciClassList.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1552
diff changeset
27 #include "ci/ciInstance.hpp"
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
28 #include "ci/ciMethodData.hpp"
1972
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1552
diff changeset
29 #include "ci/ciMethodHandle.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1552
diff changeset
30 #include "ci/ciUtilities.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1552
diff changeset
31 #include "prims/methodHandleWalk.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot
stefank
parents: 1552
diff changeset
32 #include "prims/methodHandles.hpp"
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
33
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
34 // ciMethodHandle
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
35
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
36 // ------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
37 // ciMethodHandle::get_adapter
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
38 //
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
39 // Return an adapter for this MethodHandle.
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
40 ciMethod* ciMethodHandle::get_adapter_impl(bool is_invokedynamic) const {
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
41 VM_ENTRY_MARK;
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
42 Handle h(get_oop());
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
43 methodHandle callee(_callee->get_methodOop());
2117
70427f06ea47 7010913: JSR 292 ciMethodHandle does not handle MethodHandleCompiler exceptions properly
twisti
parents: 1972
diff changeset
44 // We catch all exceptions here that could happen in the method
70427f06ea47 7010913: JSR 292 ciMethodHandle does not handle MethodHandleCompiler exceptions properly
twisti
parents: 1972
diff changeset
45 // handle compiler and stop the VM.
3752
f918d6096e23 7050554: JSR 292 - need optimization for selectAlternative
never
parents: 3388
diff changeset
46 MethodHandleCompiler mhc(h, callee->name(), callee->signature(), _profile.count(), is_invokedynamic, THREAD);
2462
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
47 if (!HAS_PENDING_EXCEPTION) {
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
48 methodHandle m = mhc.compile(THREAD);
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
49 if (!HAS_PENDING_EXCEPTION) {
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
50 return CURRENT_ENV->get_object(m())->as_method();
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
51 }
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
52 }
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
53 if (PrintMiscellaneous && (Verbose || WizardMode)) {
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
54 tty->print("*** ciMethodHandle::get_adapter => ");
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
55 PENDING_EXCEPTION->print();
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
56 tty->print("*** get_adapter (%s): ", is_invokedynamic ? "indy" : "mh"); ((ciObject*)this)->print(); //@@
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
57 }
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
58 CLEAR_PENDING_EXCEPTION;
4124a5a27707 7009600: JSR 292 Server compiler crashes in Compile::find_intrinsic(ciMethod*, bool)
jrose
parents: 2117
diff changeset
59 return NULL;
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
60 }
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
61
3371
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
62 // ------------------------------------------------------------------
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
63 // ciMethodHandle::get_adapter
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
64 //
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
65 // Return an adapter for this MethodHandle.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
66 ciMethod* ciMethodHandle::get_adapter(bool is_invokedynamic) const {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
67 ciMethod* result = get_adapter_impl(is_invokedynamic);
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
68 if (result) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
69 // Fake up the MDO maturity.
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
70 ciMethodData* mdo = result->method_data();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
71 if (mdo != NULL && _caller->method_data() != NULL && _caller->method_data()->is_mature()) {
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
72 mdo->set_mature();
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
73 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
74 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
75 return result;
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
76 }
fabcf26ee72f 6998541: JSR 292 implement missing return-type conversion for OP_RETYPE_RAW
twisti
parents: 3366
diff changeset
77
1138
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
78
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
79 // ------------------------------------------------------------------
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
80 // ciMethodHandle::print_impl
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
81 //
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
82 // Implementation of the print method.
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
83 void ciMethodHandle::print_impl(outputStream* st) {
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
84 st->print(" type=");
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
85 get_oop()->print();
dd57230ba8fe 6893268: additional dynamic language related optimizations in C2
twisti
parents:
diff changeset
86 }