Mercurial > hg > truffle
annotate src/cpu/x86/vm/methodHandles_x86.cpp @ 15107:1bf700e19e84
Make Loop generic.
author | Josef Eisl <josef.eisl@jku.at> |
---|---|
date | Wed, 09 Apr 2014 17:11:48 +0200 |
parents | 268e7a2178d7 |
children | 78bbf4d43a14 |
rev | line source |
---|---|
710 | 1 /* |
12332
dc261f466b6d
8025260: Methodhandles/JSR292: NullPointerException (NPE) thrown instead of AbstractMethodError (AME)
drchase
parents:
9060
diff
changeset
|
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
710 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
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. |
710 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
7199
cd3d6a6b95d9
8003240: x86: move MacroAssembler into separate file
twisti
parents:
6847
diff
changeset
|
26 #include "asm/macroAssembler.hpp" |
1972 | 27 #include "interpreter/interpreter.hpp" |
3755
5cf771a79037
7047697: MethodHandle.invokeExact call for wrong method causes VM failure if run with -Xcomp
jrose
parents:
3753
diff
changeset
|
28 #include "interpreter/interpreterRuntime.hpp" |
1972 | 29 #include "memory/allocation.inline.hpp" |
30 #include "prims/methodHandles.hpp" | |
710 | 31 |
32 #define __ _masm-> | |
33 | |
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
34 #ifdef PRODUCT |
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
35 #define BLOCK_COMMENT(str) /* nothing */ |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
36 #define STOP(error) stop(error) |
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
37 #else |
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
38 #define BLOCK_COMMENT(str) __ block_comment(str) |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
39 #define STOP(error) block_comment(error); __ stop(error) |
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
40 #endif |
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
41 |
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
42 #define BIND(label) bind(label); BLOCK_COMMENT(#label ":") |
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
43 |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
44 void MethodHandles::load_klass_from_Class(MacroAssembler* _masm, Register klass_reg) { |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
45 if (VerifyMethodHandles) |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
46 verify_klass(_masm, klass_reg, SystemDictionary::WK_KLASS_ENUM_NAME(java_lang_Class), |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
47 "MH argument is a Class"); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
48 __ movptr(klass_reg, Address(klass_reg, java_lang_Class::klass_offset_in_bytes())); |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
49 } |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
50 |
3388
a80577f854f9
7045513: JSR 292 inlining causes crashes in methodHandleWalk.cpp
never
parents:
3371
diff
changeset
|
51 #ifdef ASSERT |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
52 static int check_nonzero(const char* xname, int x) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
53 assert(x != 0, err_msg("%s should be nonzero", xname)); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
54 return x; |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
55 } |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
56 #define NONZERO(x) check_nonzero(#x, x) |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
57 #else //ASSERT |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
58 #define NONZERO(x) (x) |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
59 #endif //ASSERT |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
60 |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
61 #ifdef ASSERT |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
62 void MethodHandles::verify_klass(MacroAssembler* _masm, |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
63 Register obj, SystemDictionary::WKID klass_id, |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
64 const char* error_message) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
65 Klass** klass_addr = SystemDictionary::well_known_klass_addr(klass_id); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
66 KlassHandle klass = SystemDictionary::well_known_klass(klass_id); |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
67 Register temp = rdi; |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
68 Register temp2 = noreg; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
69 LP64_ONLY(temp2 = rscratch1); // used by MacroAssembler::cmpptr |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
70 Label L_ok, L_bad; |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
71 BLOCK_COMMENT("verify_klass {"); |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
72 __ verify_oop(obj); |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
73 __ testptr(obj, obj); |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
74 __ jcc(Assembler::zero, L_bad); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
75 __ push(temp); if (temp2 != noreg) __ push(temp2); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
76 #define UNPUSH { if (temp2 != noreg) __ pop(temp2); __ pop(temp); } |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
77 __ load_klass(temp, obj); |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
78 __ cmpptr(temp, ExternalAddress((address) klass_addr)); |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
79 __ jcc(Assembler::equal, L_ok); |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
80 intptr_t super_check_offset = klass->super_check_offset(); |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
81 __ movptr(temp, Address(temp, super_check_offset)); |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
82 __ cmpptr(temp, ExternalAddress((address) klass_addr)); |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
83 __ jcc(Assembler::equal, L_ok); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
84 UNPUSH; |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
85 __ bind(L_bad); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
86 __ STOP(error_message); |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
87 __ BIND(L_ok); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
88 UNPUSH; |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
89 BLOCK_COMMENT("} verify_klass"); |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
90 } |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
91 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
92 void MethodHandles::verify_ref_kind(MacroAssembler* _masm, int ref_kind, Register member_reg, Register temp) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
93 Label L; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
94 BLOCK_COMMENT("verify_ref_kind {"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
95 __ movl(temp, Address(member_reg, NONZERO(java_lang_invoke_MemberName::flags_offset_in_bytes()))); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
96 __ shrl(temp, java_lang_invoke_MemberName::MN_REFERENCE_KIND_SHIFT); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
97 __ andl(temp, java_lang_invoke_MemberName::MN_REFERENCE_KIND_MASK); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
98 __ cmpl(temp, ref_kind); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
99 __ jcc(Assembler::equal, L); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
100 { char* buf = NEW_C_HEAP_ARRAY(char, 100, mtInternal); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
101 jio_snprintf(buf, 100, "verify_ref_kind expected %x", ref_kind); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
102 if (ref_kind == JVM_REF_invokeVirtual || |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
103 ref_kind == JVM_REF_invokeSpecial) |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
104 // could do this for all ref_kinds, but would explode assembly code size |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
105 trace_method_handle(_masm, buf); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
106 __ STOP(buf); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
107 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
108 BLOCK_COMMENT("} verify_ref_kind"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
109 __ bind(L); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
110 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
111 |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
112 #endif //ASSERT |
710 | 113 |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
114 void MethodHandles::jump_from_method_handle(MacroAssembler* _masm, Register method, Register temp, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
115 bool for_compiler_entry) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
116 assert(method == rbx, "interpreter calling convention"); |
12332
dc261f466b6d
8025260: Methodhandles/JSR292: NullPointerException (NPE) thrown instead of AbstractMethodError (AME)
drchase
parents:
9060
diff
changeset
|
117 |
dc261f466b6d
8025260: Methodhandles/JSR292: NullPointerException (NPE) thrown instead of AbstractMethodError (AME)
drchase
parents:
9060
diff
changeset
|
118 Label L_no_such_method; |
dc261f466b6d
8025260: Methodhandles/JSR292: NullPointerException (NPE) thrown instead of AbstractMethodError (AME)
drchase
parents:
9060
diff
changeset
|
119 __ testptr(rbx, rbx); |
dc261f466b6d
8025260: Methodhandles/JSR292: NullPointerException (NPE) thrown instead of AbstractMethodError (AME)
drchase
parents:
9060
diff
changeset
|
120 __ jcc(Assembler::zero, L_no_such_method); |
dc261f466b6d
8025260: Methodhandles/JSR292: NullPointerException (NPE) thrown instead of AbstractMethodError (AME)
drchase
parents:
9060
diff
changeset
|
121 |
6740
75f33eecc1b3
7196681: NPG: Some JSR 292 tests crash in Windows exception handler
coleenp
parents:
6725
diff
changeset
|
122 __ verify_method_ptr(method); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
123 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
124 if (!for_compiler_entry && JvmtiExport::can_post_interpreter_events()) { |
3808
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
125 Label run_compiled_code; |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
126 // JVMTI events, such as single-stepping, are implemented partly by avoiding running |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
127 // compiled code in threads for which the event is enabled. Check here for |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
128 // interp_only_mode if these events CAN be enabled. |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
129 #ifdef _LP64 |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
130 Register rthread = r15_thread; |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
131 #else |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
132 Register rthread = temp; |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
133 __ get_thread(rthread); |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
134 #endif |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
135 // interp_only is an int, on little endian it is sufficient to test the byte only |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
136 // Is a cmpl faster? |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
137 __ cmpb(Address(rthread, JavaThread::interp_only_mode_offset()), 0); |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
138 __ jccb(Assembler::zero, run_compiled_code); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
139 __ jmp(Address(method, Method::interpreter_entry_offset())); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
140 __ BIND(run_compiled_code); |
3808
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
141 } |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
142 |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
143 const ByteSize entry_offset = for_compiler_entry ? Method::from_compiled_offset() : |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
144 Method::from_interpreted_offset(); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
145 __ jmp(Address(method, entry_offset)); |
12332
dc261f466b6d
8025260: Methodhandles/JSR292: NullPointerException (NPE) thrown instead of AbstractMethodError (AME)
drchase
parents:
9060
diff
changeset
|
146 |
dc261f466b6d
8025260: Methodhandles/JSR292: NullPointerException (NPE) thrown instead of AbstractMethodError (AME)
drchase
parents:
9060
diff
changeset
|
147 __ bind(L_no_such_method); |
dc261f466b6d
8025260: Methodhandles/JSR292: NullPointerException (NPE) thrown instead of AbstractMethodError (AME)
drchase
parents:
9060
diff
changeset
|
148 __ jump(RuntimeAddress(StubRoutines::throw_AbstractMethodError_entry())); |
3808
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
149 } |
341a57af9b0a
6990212: JSR 292 JVMTI MethodEnter hook is not called for JSR 292 bootstrap and target methods
never
parents:
3781
diff
changeset
|
150 |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
151 void MethodHandles::jump_to_lambda_form(MacroAssembler* _masm, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
152 Register recv, Register method_temp, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
153 Register temp2, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
154 bool for_compiler_entry) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
155 BLOCK_COMMENT("jump_to_lambda_form {"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
156 // This is the initial entry point of a lazy method handle. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
157 // After type checking, it picks up the invoker from the LambdaForm. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
158 assert_different_registers(recv, method_temp, temp2); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
159 assert(recv != noreg, "required register"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
160 assert(method_temp == rbx, "required register for loading method"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
161 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
162 //NOT_PRODUCT({ FlagSetting fs(TraceMethodHandles, true); trace_method_handle(_masm, "LZMH"); }); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
163 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
164 // Load the invoker, as MH -> MH.form -> LF.vmentry |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
165 __ verify_oop(recv); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
166 __ load_heap_oop(method_temp, Address(recv, NONZERO(java_lang_invoke_MethodHandle::form_offset_in_bytes()))); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
167 __ verify_oop(method_temp); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
168 __ load_heap_oop(method_temp, Address(method_temp, NONZERO(java_lang_invoke_LambdaForm::vmentry_offset_in_bytes()))); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
169 __ verify_oop(method_temp); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
170 // the following assumes that a Method* is normally compressed in the vmtarget field: |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
171 __ movptr(method_temp, Address(method_temp, NONZERO(java_lang_invoke_MemberName::vmtarget_offset_in_bytes()))); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
172 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
173 if (VerifyMethodHandles && !for_compiler_entry) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
174 // make sure recv is already on stack |
7402
fd74228fd5ca
8004076: Move _max_locals and _size_of_parameters to ConstMethod for better sharing.
jiangli
parents:
7199
diff
changeset
|
175 __ movptr(temp2, Address(method_temp, Method::const_offset())); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
176 __ load_sized_value(temp2, |
7402
fd74228fd5ca
8004076: Move _max_locals and _size_of_parameters to ConstMethod for better sharing.
jiangli
parents:
7199
diff
changeset
|
177 Address(temp2, ConstMethod::size_of_parameters_offset()), |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
178 sizeof(u2), /*is_signed*/ false); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
179 // assert(sizeof(u2) == sizeof(Method::_size_of_parameters), ""); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
180 Label L; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
181 __ cmpptr(recv, __ argument_address(temp2, -1)); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
182 __ jcc(Assembler::equal, L); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
183 __ movptr(rax, __ argument_address(temp2, -1)); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
184 __ STOP("receiver not on stack"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
185 __ BIND(L); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
186 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
187 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
188 jump_from_method_handle(_masm, method_temp, temp2, for_compiler_entry); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
189 BLOCK_COMMENT("} jump_to_lambda_form"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
190 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
191 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
192 |
710 | 193 // Code generation |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
194 address MethodHandles::generate_method_handle_interpreter_entry(MacroAssembler* _masm, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
195 vmIntrinsics::ID iid) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
196 const bool not_for_compiler_entry = false; // this is the interpreter entry |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
197 assert(is_signature_polymorphic(iid), "expected invoke iid"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
198 if (iid == vmIntrinsics::_invokeGeneric || |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
199 iid == vmIntrinsics::_compiledLambdaForm) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
200 // Perhaps surprisingly, the symbolic references visible to Java are not directly used. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
201 // They are linked to Java-generated adapters via MethodHandleNatives.linkMethod. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
202 // They all allow an appendix argument. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
203 __ hlt(); // empty stubs make SG sick |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
204 return NULL; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
205 } |
710 | 206 |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
207 // rsi/r13: sender SP (must preserve; see prepare_to_jump_from_interpreted) |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
208 // rbx: Method* |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
209 // rdx: argument locator (parameter slot count, added to rsp) |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
210 // rcx: used as temp to hold mh or receiver |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
211 // rax, rdi: garbage temps, blown away |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
212 Register rdx_argp = rdx; // argument list ptr, live on error paths |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
213 Register rax_temp = rax; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
214 Register rcx_mh = rcx; // MH receiver; dies quickly and is recycled |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
215 Register rbx_method = rbx; // eventual target of this invocation |
710 | 216 |
217 // here's where control starts out: | |
218 __ align(CodeEntryAlignment); | |
219 address entry_point = __ pc(); | |
220 | |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
221 if (VerifyMethodHandles) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
222 Label L; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
223 BLOCK_COMMENT("verify_intrinsic_id {"); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
224 __ cmpb(Address(rbx_method, Method::intrinsic_id_offset_in_bytes()), (int) iid); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
225 __ jcc(Assembler::equal, L); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
226 if (iid == vmIntrinsics::_linkToVirtual || |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
227 iid == vmIntrinsics::_linkToSpecial) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
228 // could do this for all kinds, but would explode assembly code size |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
229 trace_method_handle(_masm, "bad Method*::intrinsic_id"); |
710 | 230 } |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
231 __ STOP("bad Method*::intrinsic_id"); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
232 __ bind(L); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
233 BLOCK_COMMENT("} verify_intrinsic_id"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
234 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
235 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
236 // First task: Find out how big the argument list is. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
237 Address rdx_first_arg_addr; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
238 int ref_kind = signature_polymorphic_intrinsic_ref_kind(iid); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
239 assert(ref_kind != 0 || iid == vmIntrinsics::_invokeBasic, "must be _invokeBasic or a linkTo intrinsic"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
240 if (ref_kind == 0 || MethodHandles::ref_kind_has_receiver(ref_kind)) { |
7402
fd74228fd5ca
8004076: Move _max_locals and _size_of_parameters to ConstMethod for better sharing.
jiangli
parents:
7199
diff
changeset
|
241 __ movptr(rdx_argp, Address(rbx_method, Method::const_offset())); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
242 __ load_sized_value(rdx_argp, |
7402
fd74228fd5ca
8004076: Move _max_locals and _size_of_parameters to ConstMethod for better sharing.
jiangli
parents:
7199
diff
changeset
|
243 Address(rdx_argp, ConstMethod::size_of_parameters_offset()), |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
244 sizeof(u2), /*is_signed*/ false); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
245 // assert(sizeof(u2) == sizeof(Method::_size_of_parameters), ""); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
246 rdx_first_arg_addr = __ argument_address(rdx_argp, -1); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
247 } else { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
248 DEBUG_ONLY(rdx_argp = noreg); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
249 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
250 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
251 if (!is_signature_polymorphic_static(iid)) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
252 __ movptr(rcx_mh, rdx_first_arg_addr); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
253 DEBUG_ONLY(rdx_argp = noreg); |
710 | 254 } |
255 | |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
256 // rdx_first_arg_addr is live! |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
257 |
6847
65d07d9ee446
8000263: JSR 292: signature types may appear to be unloaded
twisti
parents:
6790
diff
changeset
|
258 trace_method_handle_interpreter_entry(_masm, iid); |
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
259 |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
260 if (iid == vmIntrinsics::_invokeBasic) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
261 generate_method_handle_dispatch(_masm, iid, rcx_mh, noreg, not_for_compiler_entry); |
3755
5cf771a79037
7047697: MethodHandle.invokeExact call for wrong method causes VM failure if run with -Xcomp
jrose
parents:
3753
diff
changeset
|
262 |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
263 } else { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
264 // Adjust argument list by popping the trailing MemberName argument. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
265 Register rcx_recv = noreg; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
266 if (MethodHandles::ref_kind_has_receiver(ref_kind)) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
267 // Load the receiver (not the MH; the actual MemberName's receiver) up from the interpreter stack. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
268 __ movptr(rcx_recv = rcx, rdx_first_arg_addr); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
269 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
270 DEBUG_ONLY(rdx_argp = noreg); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
271 Register rbx_member = rbx_method; // MemberName ptr; incoming method ptr is dead now |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
272 __ pop(rax_temp); // return address |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
273 __ pop(rbx_member); // extract last argument |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
274 __ push(rax_temp); // re-push return address |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
275 generate_method_handle_dispatch(_masm, iid, rcx_recv, rbx_member, not_for_compiler_entry); |
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
276 } |
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
277 |
710 | 278 return entry_point; |
279 } | |
280 | |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
281 void MethodHandles::generate_method_handle_dispatch(MacroAssembler* _masm, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
282 vmIntrinsics::ID iid, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
283 Register receiver_reg, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
284 Register member_reg, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
285 bool for_compiler_entry) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
286 assert(is_signature_polymorphic(iid), "expected invoke iid"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
287 Register rbx_method = rbx; // eventual target of this invocation |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
288 // temps used in this code are not used in *either* compiled or interpreted calling sequences |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
289 #ifdef _LP64 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
290 Register temp1 = rscratch1; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
291 Register temp2 = rscratch2; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
292 Register temp3 = rax; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
293 if (for_compiler_entry) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
294 assert(receiver_reg == (iid == vmIntrinsics::_linkToStatic ? noreg : j_rarg0), "only valid assignment"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
295 assert_different_registers(temp1, j_rarg0, j_rarg1, j_rarg2, j_rarg3, j_rarg4, j_rarg5); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
296 assert_different_registers(temp2, j_rarg0, j_rarg1, j_rarg2, j_rarg3, j_rarg4, j_rarg5); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
297 assert_different_registers(temp3, j_rarg0, j_rarg1, j_rarg2, j_rarg3, j_rarg4, j_rarg5); |
710 | 298 } |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
299 #else |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
300 Register temp1 = (for_compiler_entry ? rsi : rdx); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
301 Register temp2 = rdi; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
302 Register temp3 = rax; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
303 if (for_compiler_entry) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
304 assert(receiver_reg == (iid == vmIntrinsics::_linkToStatic ? noreg : rcx), "only valid assignment"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
305 assert_different_registers(temp1, rcx, rdx); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
306 assert_different_registers(temp2, rcx, rdx); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
307 assert_different_registers(temp3, rcx, rdx); |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
308 } |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
309 #endif |
6790
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
310 else { |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
311 assert_different_registers(temp1, temp2, temp3, saved_last_sp_register()); // don't trash lastSP |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
312 } |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
313 assert_different_registers(temp1, temp2, temp3, receiver_reg); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
314 assert_different_registers(temp1, temp2, temp3, member_reg); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
315 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
316 if (iid == vmIntrinsics::_invokeBasic) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
317 // indirect through MH.form.vmentry.vmtarget |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
318 jump_to_lambda_form(_masm, receiver_reg, rbx_method, temp1, for_compiler_entry); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
319 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
320 } else { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
321 // The method is a member invoker used by direct method handles. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
322 if (VerifyMethodHandles) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
323 // make sure the trailing argument really is a MemberName (caller responsibility) |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
324 verify_klass(_masm, member_reg, SystemDictionary::WK_KLASS_ENUM_NAME(java_lang_invoke_MemberName), |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
325 "MemberName required for invokeVirtual etc."); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
326 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
327 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
328 Address member_clazz( member_reg, NONZERO(java_lang_invoke_MemberName::clazz_offset_in_bytes())); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
329 Address member_vmindex( member_reg, NONZERO(java_lang_invoke_MemberName::vmindex_offset_in_bytes())); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
330 Address member_vmtarget( member_reg, NONZERO(java_lang_invoke_MemberName::vmtarget_offset_in_bytes())); |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
331 |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
332 Register temp1_recv_klass = temp1; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
333 if (iid != vmIntrinsics::_linkToStatic) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
334 __ verify_oop(receiver_reg); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
335 if (iid == vmIntrinsics::_linkToSpecial) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
336 // Don't actually load the klass; just null-check the receiver. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
337 __ null_check(receiver_reg); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
338 } else { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
339 // load receiver klass itself |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
340 __ null_check(receiver_reg, oopDesc::klass_offset_in_bytes()); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
341 __ load_klass(temp1_recv_klass, receiver_reg); |
6740
75f33eecc1b3
7196681: NPG: Some JSR 292 tests crash in Windows exception handler
coleenp
parents:
6725
diff
changeset
|
342 __ verify_klass_ptr(temp1_recv_klass); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
343 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
344 BLOCK_COMMENT("check_receiver {"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
345 // The receiver for the MemberName must be in receiver_reg. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
346 // Check the receiver against the MemberName.clazz |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
347 if (VerifyMethodHandles && iid == vmIntrinsics::_linkToSpecial) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
348 // Did not load it above... |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
349 __ load_klass(temp1_recv_klass, receiver_reg); |
6740
75f33eecc1b3
7196681: NPG: Some JSR 292 tests crash in Windows exception handler
coleenp
parents:
6725
diff
changeset
|
350 __ verify_klass_ptr(temp1_recv_klass); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
351 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
352 if (VerifyMethodHandles && iid != vmIntrinsics::_linkToInterface) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
353 Label L_ok; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
354 Register temp2_defc = temp2; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
355 __ load_heap_oop(temp2_defc, member_clazz); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
356 load_klass_from_Class(_masm, temp2_defc); |
6740
75f33eecc1b3
7196681: NPG: Some JSR 292 tests crash in Windows exception handler
coleenp
parents:
6725
diff
changeset
|
357 __ verify_klass_ptr(temp2_defc); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
358 __ check_klass_subtype(temp1_recv_klass, temp2_defc, temp3, L_ok); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
359 // If we get here, the type check failed! |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
360 __ STOP("receiver class disagrees with MemberName.clazz"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
361 __ bind(L_ok); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
362 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
363 BLOCK_COMMENT("} check_receiver"); |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
364 } |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
365 if (iid == vmIntrinsics::_linkToSpecial || |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
366 iid == vmIntrinsics::_linkToStatic) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
367 DEBUG_ONLY(temp1_recv_klass = noreg); // these guys didn't load the recv_klass |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
368 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
369 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
370 // Live registers at this point: |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
371 // member_reg - MemberName that was the trailing argument |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
372 // temp1_recv_klass - klass of stacked receiver, if needed |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
373 // rsi/r13 - interpreter linkage (if interpreted) |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
374 // rcx, rdx, rsi, rdi, r8, r8 - compiler arguments (if compiled) |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
375 |
6790
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
376 Label L_incompatible_class_change_error; |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
377 switch (iid) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
378 case vmIntrinsics::_linkToSpecial: |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
379 if (VerifyMethodHandles) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
380 verify_ref_kind(_masm, JVM_REF_invokeSpecial, member_reg, temp3); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
381 } |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
382 __ movptr(rbx_method, member_vmtarget); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
383 break; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
384 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
385 case vmIntrinsics::_linkToStatic: |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
386 if (VerifyMethodHandles) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
387 verify_ref_kind(_masm, JVM_REF_invokeStatic, member_reg, temp3); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
388 } |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
389 __ movptr(rbx_method, member_vmtarget); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
390 break; |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
391 |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
392 case vmIntrinsics::_linkToVirtual: |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
393 { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
394 // same as TemplateTable::invokevirtual, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
395 // minus the CP setup and profiling: |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
396 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
397 if (VerifyMethodHandles) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
398 verify_ref_kind(_masm, JVM_REF_invokeVirtual, member_reg, temp3); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
399 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
400 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
401 // pick out the vtable index from the MemberName, and then we can discard it: |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
402 Register temp2_index = temp2; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
403 __ movptr(temp2_index, member_vmindex); |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
404 |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
405 if (VerifyMethodHandles) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
406 Label L_index_ok; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
407 __ cmpl(temp2_index, 0); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
408 __ jcc(Assembler::greaterEqual, L_index_ok); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
409 __ STOP("no virtual index"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
410 __ BIND(L_index_ok); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
411 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
412 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
413 // Note: The verifier invariants allow us to ignore MemberName.clazz and vmtarget |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
414 // at this point. And VerifyMethodHandles has already checked clazz, if needed. |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
415 |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
416 // get target Method* & entry point |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
417 __ lookup_virtual_method(temp1_recv_klass, temp2_index, rbx_method); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
418 break; |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
419 } |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
420 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
421 case vmIntrinsics::_linkToInterface: |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
422 { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
423 // same as TemplateTable::invokeinterface |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
424 // (minus the CP setup and profiling, with different argument motion) |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
425 if (VerifyMethodHandles) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
426 verify_ref_kind(_masm, JVM_REF_invokeInterface, member_reg, temp3); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
427 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
428 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
429 Register temp3_intf = temp3; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
430 __ load_heap_oop(temp3_intf, member_clazz); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
431 load_klass_from_Class(_masm, temp3_intf); |
6740
75f33eecc1b3
7196681: NPG: Some JSR 292 tests crash in Windows exception handler
coleenp
parents:
6725
diff
changeset
|
432 __ verify_klass_ptr(temp3_intf); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
433 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
434 Register rbx_index = rbx_method; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
435 __ movptr(rbx_index, member_vmindex); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
436 if (VerifyMethodHandles) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
437 Label L; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
438 __ cmpl(rbx_index, 0); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
439 __ jcc(Assembler::greaterEqual, L); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
440 __ STOP("invalid vtable index for MH.invokeInterface"); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
441 __ bind(L); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
442 } |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
443 |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
444 // given intf, index, and recv klass, dispatch to the implementation method |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
445 __ lookup_interface_method(temp1_recv_klass, temp3_intf, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
446 // note: next two args must be the same: |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
447 rbx_index, rbx_method, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
448 temp2, |
6790
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
449 L_incompatible_class_change_error); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
450 break; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
451 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
452 |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
453 default: |
6790
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
454 fatal(err_msg_res("unexpected intrinsic %d: %s", iid, vmIntrinsics::name_at(iid))); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
455 break; |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
456 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
457 |
6790
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
458 // Live at this point: |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
459 // rbx_method |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
460 // rsi/r13 (if interpreted) |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
461 |
6790
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
462 // After figuring out which concrete method to call, jump into it. |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
463 // Note that this works in the interpreter with no data motion. |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
464 // But the compiled version will require that rcx_recv be shifted out. |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
465 __ verify_method_ptr(rbx_method); |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
466 jump_from_method_handle(_masm, rbx_method, temp1, for_compiler_entry); |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
467 |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
468 if (iid == vmIntrinsics::_linkToInterface) { |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
469 __ bind(L_incompatible_class_change_error); |
2cb2f30450c7
7196262: JSR 292: java/lang/invoke/PrivateInvokeTest.java fails on solaris-sparc
twisti
parents:
6740
diff
changeset
|
470 __ jump(RuntimeAddress(StubRoutines::throw_IncompatibleClassChangeError_entry())); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
471 } |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
472 } |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
473 } |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
474 |
4824
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
475 #ifndef PRODUCT |
710 | 476 void trace_method_handle_stub(const char* adaptername, |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
477 oop mh, |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
478 intptr_t* saved_regs, |
4939
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
479 intptr_t* entry_sp) { |
710 | 480 // called as a leaf from native code: do not block the JVM! |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
481 bool has_mh = (strstr(adaptername, "/static") == NULL && |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
482 strstr(adaptername, "linkTo") == NULL); // static linkers don't have MH |
4939
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
483 const char* mh_reg_name = has_mh ? "rcx_mh" : "rcx"; |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
484 tty->print_cr("MH %s %s="PTR_FORMAT" sp="PTR_FORMAT, |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
485 adaptername, mh_reg_name, |
12316
190899198332
7195622: CheckUnhandledOops has limited usefulness now
hseigel
parents:
9060
diff
changeset
|
486 (void *)mh, entry_sp); |
4824
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
487 |
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
488 if (Verbose) { |
4939
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
489 tty->print_cr("Registers:"); |
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
490 const int saved_regs_count = RegisterImpl::number_of_registers; |
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
491 for (int i = 0; i < saved_regs_count; i++) { |
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
492 Register r = as_Register(i); |
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
493 // The registers are stored in reverse order on the stack (by pusha). |
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
494 tty->print("%3s=" PTR_FORMAT, r->name(), saved_regs[((saved_regs_count - 1) - i)]); |
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
495 if ((i + 1) % 4 == 0) { |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
496 tty->cr(); |
4939
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
497 } else { |
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
498 tty->print(", "); |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
499 } |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
500 } |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
501 tty->cr(); |
4824
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
502 |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
503 { |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
504 // dumping last frame with frame::describe |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
505 |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
506 JavaThread* p = JavaThread::active(); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
507 |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
508 ResourceMark rm; |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
509 PRESERVE_EXCEPTION_MARK; // may not be needed by safer and unexpensive here |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
510 FrameValues values; |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
511 |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
512 // Note: We want to allow trace_method_handle from any call site. |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
513 // While trace_method_handle creates a frame, it may be entered |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
514 // without a PC on the stack top (e.g. not just after a call). |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
515 // Walking that frame could lead to failures due to that invalid PC. |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
516 // => carefully detect that frame when doing the stack walking |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
517 |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
518 // Current C frame |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
519 frame cur_frame = os::current_frame(); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
520 |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
521 // Robust search of trace_calling_frame (independant of inlining). |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
522 // Assumes saved_regs comes from a pusha in the trace_calling_frame. |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
523 assert(cur_frame.sp() < saved_regs, "registers not saved on stack ?"); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
524 frame trace_calling_frame = os::get_sender_for_C_frame(&cur_frame); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
525 while (trace_calling_frame.fp() < saved_regs) { |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
526 trace_calling_frame = os::get_sender_for_C_frame(&trace_calling_frame); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
527 } |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
528 |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
529 // safely create a frame and call frame::describe |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
530 intptr_t *dump_sp = trace_calling_frame.sender_sp(); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
531 intptr_t *dump_fp = trace_calling_frame.link(); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
532 |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
533 bool walkable = has_mh; // whether the traced frame shoud be walkable |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
534 |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
535 if (walkable) { |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
536 // The previous definition of walkable may have to be refined |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
537 // if new call sites cause the next frame constructor to start |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
538 // failing. Alternatively, frame constructors could be |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
539 // modified to support the current or future non walkable |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
540 // frames (but this is more intrusive and is not considered as |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
541 // part of this RFE, which will instead use a simpler output). |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
542 frame dump_frame = frame(dump_sp, dump_fp); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
543 dump_frame.describe(values, 1); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
544 } else { |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
545 // Stack may not be walkable (invalid PC above FP): |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
546 // Add descriptions without building a Java frame to avoid issues |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
547 values.describe(-1, dump_fp, "fp for #1 <not parsed, cannot trust pc>"); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
548 values.describe(-1, dump_sp, "sp for #1"); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
549 } |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
550 values.describe(-1, entry_sp, "raw top of stack"); |
4824
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
551 |
4939
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
552 tty->print_cr("Stack layout:"); |
4824
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
553 values.print(p); |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
554 } |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
555 if (has_mh && mh->is_oop()) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
556 mh->print(); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
557 if (java_lang_invoke_MethodHandle::is_instance(mh)) { |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
558 if (java_lang_invoke_MethodHandle::form_offset_in_bytes() != 0) |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
559 java_lang_invoke_MethodHandle::form(mh)->print(); |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
560 } |
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
4939
diff
changeset
|
561 } |
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
562 } |
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
563 } |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
564 |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
565 // The stub wraps the arguments in a struct on the stack to avoid |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
566 // dealing with the different calling conventions for passing 6 |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
567 // arguments. |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
568 struct MethodHandleStubArguments { |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
569 const char* adaptername; |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
570 oopDesc* mh; |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
571 intptr_t* saved_regs; |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
572 intptr_t* entry_sp; |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
573 }; |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
574 void trace_method_handle_stub_wrapper(MethodHandleStubArguments* args) { |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
575 trace_method_handle_stub(args->adaptername, |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
576 args->mh, |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
577 args->saved_regs, |
4939
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
578 args->entry_sp); |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
579 } |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
580 |
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
581 void MethodHandles::trace_method_handle(MacroAssembler* _masm, const char* adaptername) { |
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
582 if (!TraceMethodHandles) return; |
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
583 BLOCK_COMMENT("trace_method_handle {"); |
4824
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
584 __ enter(); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
585 __ andptr(rsp, -16); // align stack if needed for FPU state |
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
586 __ pusha(); |
4824
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
587 __ mov(rbx, rsp); // for retreiving saved_regs |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
588 // Note: saved_regs must be in the entered frame for the |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
589 // robust stack walking implemented in trace_method_handle_stub. |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
590 |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
591 // save FP result, valid at some call sites (adapter_opt_return_float, ...) |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
592 __ increment(rsp, -2 * wordSize); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
593 if (UseSSE >= 2) { |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
594 __ movdbl(Address(rsp, 0), xmm0); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
595 } else if (UseSSE == 1) { |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
596 __ movflt(Address(rsp, 0), xmm0); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
597 } else { |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
598 __ fst_d(Address(rsp, 0)); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
599 } |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
600 |
4939
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
601 // Incoming state: |
3336
2e038ad0c1d0
7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp
never
parents:
2357
diff
changeset
|
602 // rcx: method handle |
4939
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
603 // |
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
604 // To avoid calling convention issues, build a record on the stack |
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
605 // and pass the pointer to that instead. |
4824
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
606 __ push(rbp); // entry_sp (with extra align space) |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
607 __ push(rbx); // pusha saved_regs |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
608 __ push(rcx); // mh |
4824
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
609 __ push(rcx); // slot for adaptername |
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
610 __ movptr(Address(rsp, 0), (intptr_t) adaptername); |
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
3336
diff
changeset
|
611 __ super_call_VM_leaf(CAST_FROM_FN_PTR(address, trace_method_handle_stub_wrapper), rsp); |
4939
45a1bf98f1bb
7141329: Strange values of stack_size in -XX:+TraceMethodHandles output
twisti
parents:
4874
diff
changeset
|
612 __ increment(rsp, sizeof(MethodHandleStubArguments)); |
4824
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
613 |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
614 if (UseSSE >= 2) { |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
615 __ movdbl(xmm0, Address(rsp, 0)); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
616 } else if (UseSSE == 1) { |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
617 __ movflt(xmm0, Address(rsp, 0)); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
618 } else { |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
619 __ fld_d(Address(rsp, 0)); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
620 } |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
621 __ increment(rsp, 2 * wordSize); |
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
622 |
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
623 __ popa(); |
4824
5dbed2f542ff
7120468: SPARC/x86: use frame::describe to enhance trace_method_handle
bdelsart
parents:
4818
diff
changeset
|
624 __ leave(); |
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
625 BLOCK_COMMENT("} trace_method_handle"); |
710 | 626 } |
627 #endif //PRODUCT |