author | sangheki |
Mon, 27 Jul 2015 13:56:26 -0700 | |
changeset 31995 | aa4049b4184a |
parent 31371 | 311143309e73 |
child 32351 | 1da9b960b3d4 |
permissions | -rw-r--r-- |
31371
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
1 |
/* |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
2 |
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
4 |
* |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
5 |
* This code is free software; you can redistribute it and/or modify it |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
6 |
* under the terms of the GNU General Public License version 2 only, as |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
7 |
* published by the Free Software Foundation. |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
8 |
* |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
9 |
* This code is distributed in the hope that it will be useful, but WITHOUT |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
10 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
11 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
12 |
* version 2 for more details (a copy is included in the LICENSE file that |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
13 |
* accompanied this code). |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
14 |
* |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
15 |
* You should have received a copy of the GNU General Public License version |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
16 |
* 2 along with this work; if not, write to the Free Software Foundation, |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
17 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
18 |
* |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
19 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
20 |
* or visit www.oracle.com if you need additional information or have any |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
21 |
* questions. |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
22 |
* |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
23 |
*/ |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
24 |
|
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
25 |
#ifndef SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTLIST_HPP |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
26 |
#define SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTLIST_HPP |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
27 |
|
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
28 |
#include "runtime/globals.hpp" |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
29 |
#include "utilities/growableArray.hpp" |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
30 |
|
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
31 |
/* |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
32 |
* Here we have a mechanism for extracting constraints (as custom functions) for flags, |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
33 |
* which otherwise can not be expressed via simple range check, specified in flag macro tables. |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
34 |
* |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
35 |
* An example of a constraint is "flag1 < flag2" where both flag1 and flag2 can change. |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
36 |
* |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
37 |
* See runtime "runtime/commandLineFlagConstraintsCompiler.hpp", |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
38 |
* "runtime/commandLineFlagConstraintsGC.hpp" and |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
39 |
* "runtime/commandLineFlagConstraintsRuntime.hpp" for the functions themselves. |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
40 |
*/ |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
41 |
|
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
42 |
typedef Flag::Error (*CommandLineFlagConstraintFunc_bool)(bool verbose, bool* value); |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
43 |
typedef Flag::Error (*CommandLineFlagConstraintFunc_int)(bool verbose, int* value); |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
44 |
typedef Flag::Error (*CommandLineFlagConstraintFunc_intx)(bool verbose, intx* value); |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
45 |
typedef Flag::Error (*CommandLineFlagConstraintFunc_uint)(bool verbose, uint* value); |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
46 |
typedef Flag::Error (*CommandLineFlagConstraintFunc_uintx)(bool verbose, uintx* value); |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
47 |
typedef Flag::Error (*CommandLineFlagConstraintFunc_uint64_t)(bool verbose, uint64_t* value); |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
48 |
typedef Flag::Error (*CommandLineFlagConstraintFunc_size_t)(bool verbose, size_t* value); |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
49 |
typedef Flag::Error (*CommandLineFlagConstraintFunc_double)(bool verbose, double* value); |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
50 |
|
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
51 |
class CommandLineFlagConstraint : public CHeapObj<mtInternal> { |
31995
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
52 |
public: |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
53 |
// During VM initialization, constraint validation will be done order of ConstraintType. |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
54 |
enum ConstraintType { |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
55 |
// Will be validated during argument processing (Arguments::parse_argument). |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
56 |
AtParse = 0, |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
57 |
// Will be validated by CommandLineFlags::check_constraints_of_after_ergo(). |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
58 |
AfterErgo = 1, |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
59 |
// Will be validated by CommandLineFlags::check_constraints_of_after_memory_init(). |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
60 |
AfterMemoryInit = 2 |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
61 |
}; |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
62 |
|
31371
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
63 |
private: |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
64 |
const char* _name; |
31995
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
65 |
ConstraintType _validate_type; |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
66 |
|
31371
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
67 |
public: |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
68 |
// the "name" argument must be a string literal |
31995
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
69 |
CommandLineFlagConstraint(const char* name, ConstraintType type) { _name=name; _validate_type=type; }; |
31371
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
70 |
~CommandLineFlagConstraint() {}; |
31995
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
71 |
const char* name() const { return _name; } |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
72 |
ConstraintType type() const { return _validate_type; } |
31371
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
73 |
virtual Flag::Error apply_bool(bool* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; }; |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
74 |
virtual Flag::Error apply_int(int* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; }; |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
75 |
virtual Flag::Error apply_intx(intx* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; }; |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
76 |
virtual Flag::Error apply_uint(uint* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; }; |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
77 |
virtual Flag::Error apply_uintx(uintx* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; }; |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
78 |
virtual Flag::Error apply_uint64_t(uint64_t* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; }; |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
79 |
virtual Flag::Error apply_size_t(size_t* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; }; |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
80 |
virtual Flag::Error apply_double(double* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; }; |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
81 |
}; |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
82 |
|
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
83 |
class CommandLineFlagConstraintList : public AllStatic { |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
84 |
private: |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
85 |
static GrowableArray<CommandLineFlagConstraint*>* _constraints; |
31995
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
86 |
// Latest constraint validation type. |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
87 |
static CommandLineFlagConstraint::ConstraintType _validating_type; |
31371
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
88 |
public: |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
89 |
static void init(); |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
90 |
static int length() { return (_constraints != NULL) ? _constraints->length() : 0; } |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
91 |
static CommandLineFlagConstraint* at(int i) { return (_constraints != NULL) ? _constraints->at(i) : NULL; } |
31995
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
92 |
static CommandLineFlagConstraint* find_if_needs_check(const char* name); |
31371
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
93 |
static void add(CommandLineFlagConstraint* constraint) { _constraints->append(constraint); } |
31995
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
94 |
// True if 'AfterErgo' or later constraint functions are validated. |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
95 |
static bool validated_after_ergo() { return _validating_type >= CommandLineFlagConstraint::AfterErgo; }; |
aa4049b4184a
8130459: Add additional validation after heap creation
sangheki
parents:
31371
diff
changeset
|
96 |
static bool check_constraints(CommandLineFlagConstraint::ConstraintType type); |
31371
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
97 |
}; |
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
98 |
|
311143309e73
8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
gziemski
parents:
diff
changeset
|
99 |
#endif /* SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTLIST_HPP */ |