src/hotspot/share/ci/ciEnv.hpp
author coleenp
Mon, 13 Nov 2017 17:29:00 -0500
changeset 47887 e20d8f168bb6
parent 47216 71c04702a3d5
child 49480 d7df2dd501ce
permissions -rw-r--r--
8190891: Clean up G1 barrier code in compiler interface (ci) Summary: consolidate gc barrier code in ci Reviewed-by: eosterlund, kbarrett
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
     1
/*
47887
e20d8f168bb6 8190891: Clean up G1 barrier code in compiler interface (ci)
coleenp
parents: 47216
diff changeset
     2
 * Copyright (c) 1999, 2017, Oracle and/or its affiliates. All rights reserved.
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
489c9b5090e2 Initial load
duke
parents:
diff changeset
     4
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
489c9b5090e2 Initial load
duke
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
489c9b5090e2 Initial load
duke
parents:
diff changeset
     7
 * published by the Free Software Foundation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
     8
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
489c9b5090e2 Initial load
duke
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
489c9b5090e2 Initial load
duke
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
489c9b5090e2 Initial load
duke
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
489c9b5090e2 Initial load
duke
parents:
diff changeset
    13
 * accompanied this code).
489c9b5090e2 Initial load
duke
parents:
diff changeset
    14
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
489c9b5090e2 Initial load
duke
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
489c9b5090e2 Initial load
duke
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
489c9b5090e2 Initial load
duke
parents:
diff changeset
    18
 *
5547
f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 5353
diff changeset
    19
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 5353
diff changeset
    20
 * or visit www.oracle.com if you need additional information or have any
f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 5353
diff changeset
    21
 * questions.
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    22
 *
489c9b5090e2 Initial load
duke
parents:
diff changeset
    23
 */
489c9b5090e2 Initial load
duke
parents:
diff changeset
    24
7397
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    25
#ifndef SHARE_VM_CI_CIENV_HPP
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    26
#define SHARE_VM_CI_CIENV_HPP
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    27
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    28
#include "ci/ciClassList.hpp"
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    29
#include "ci/ciObjectFactory.hpp"
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    30
#include "classfile/systemDictionary.hpp"
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    31
#include "code/debugInfoRec.hpp"
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    32
#include "code/dependencies.hpp"
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    33
#include "code/exceptionHandlerTable.hpp"
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    34
#include "compiler/oopMap.hpp"
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    35
#include "runtime/thread.hpp"
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
    36
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    37
class CompileTask;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    38
489c9b5090e2 Initial load
duke
parents:
diff changeset
    39
// ciEnv
489c9b5090e2 Initial load
duke
parents:
diff changeset
    40
//
489c9b5090e2 Initial load
duke
parents:
diff changeset
    41
// This class is the top level broker for requests from the compiler
489c9b5090e2 Initial load
duke
parents:
diff changeset
    42
// to the VM.
489c9b5090e2 Initial load
duke
parents:
diff changeset
    43
class ciEnv : StackObj {
489c9b5090e2 Initial load
duke
parents:
diff changeset
    44
  CI_PACKAGE_ACCESS_TO
489c9b5090e2 Initial load
duke
parents:
diff changeset
    45
489c9b5090e2 Initial load
duke
parents:
diff changeset
    46
  friend class CompileBroker;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    47
  friend class Dependencies;  // for get_object, during logging
489c9b5090e2 Initial load
duke
parents:
diff changeset
    48
489c9b5090e2 Initial load
duke
parents:
diff changeset
    49
private:
489c9b5090e2 Initial load
duke
parents:
diff changeset
    50
  Arena*           _arena;       // Alias for _ciEnv_arena except in init_shared_objects()
489c9b5090e2 Initial load
duke
parents:
diff changeset
    51
  Arena            _ciEnv_arena;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    52
  int              _system_dictionary_modification_counter;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    53
  ciObjectFactory* _factory;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    54
  OopRecorder*     _oop_recorder;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    55
  DebugInformationRecorder* _debug_info;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    56
  Dependencies*    _dependencies;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    57
  const char*      _failure_reason;
43675
a2b322083029 8173338: C2: continuous CallSite relinkage eventually disables compilation for a method
vlivanov
parents: 38719
diff changeset
    58
  bool             _inc_decompile_count_on_failure;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    59
  int              _compilable;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    60
  bool             _break_at_compile;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    61
  int              _num_inlined_bytecodes;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    62
  CompileTask*     _task;           // faster access to CompilerThread::task
489c9b5090e2 Initial load
duke
parents:
diff changeset
    63
  CompileLog*      _log;            // faster access to CompilerThread::log
489c9b5090e2 Initial load
duke
parents:
diff changeset
    64
  void*            _compiler_data;  // compiler-specific stuff, if any
489c9b5090e2 Initial load
duke
parents:
diff changeset
    65
489c9b5090e2 Initial load
duke
parents:
diff changeset
    66
  char* _name_buffer;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    67
  int   _name_buffer_len;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    68
2867
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
    69
  // Cache Jvmti state
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
    70
  bool  _jvmti_can_hotswap_or_post_breakpoint;
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
    71
  bool  _jvmti_can_access_local_variables;
4761
bdb7375a1fee 6902182: 4/4 Starting with jdwp agent should not incur performance penalty
dcubed
parents: 4571
diff changeset
    72
  bool  _jvmti_can_post_on_exceptions;
22893
e3a2b513713a 8035493: JVMTI PopFrame capability must instruct compilers not to prune locals
mgronlun
parents: 22243
diff changeset
    73
  bool  _jvmti_can_pop_frame;
2867
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
    74
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
    75
  // Cache DTrace flags
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
    76
  bool  _dtrace_extended_probes;
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
    77
  bool  _dtrace_monitor_probes;
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
    78
  bool  _dtrace_method_probes;
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
    79
  bool  _dtrace_alloc_probes;
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
    80
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    81
  // Distinguished instances of certain ciObjects..
489c9b5090e2 Initial load
duke
parents:
diff changeset
    82
  static ciObject*              _null_object_instance;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    83
4571
80b553bddc26 6914300: ciEnv should export all well known classes
never
parents: 4567
diff changeset
    84
#define WK_KLASS_DECL(name, ignore_s, ignore_o) static ciInstanceKlass* _##name;
80b553bddc26 6914300: ciEnv should export all well known classes
never
parents: 4567
diff changeset
    85
  WK_KLASSES_DO(WK_KLASS_DECL)
80b553bddc26 6914300: ciEnv should export all well known classes
never
parents: 4567
diff changeset
    86
#undef WK_KLASS_DECL
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
    87
489c9b5090e2 Initial load
duke
parents:
diff changeset
    88
  static ciSymbol*        _unloaded_cisymbol;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    89
  static ciInstanceKlass* _unloaded_ciinstance_klass;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    90
  static ciObjArrayKlass* _unloaded_ciobjarrayklass;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    91
489c9b5090e2 Initial load
duke
parents:
diff changeset
    92
  static jobject _ArrayIndexOutOfBoundsException_handle;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    93
  static jobject _ArrayStoreException_handle;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    94
  static jobject _ClassCastException_handle;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    95
489c9b5090e2 Initial load
duke
parents:
diff changeset
    96
  ciInstance* _NullPointerException_instance;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    97
  ciInstance* _ArithmeticException_instance;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    98
  ciInstance* _ArrayIndexOutOfBoundsException_instance;
489c9b5090e2 Initial load
duke
parents:
diff changeset
    99
  ciInstance* _ArrayStoreException_instance;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   100
  ciInstance* _ClassCastException_instance;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   101
4450
6d700b859b3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 3908
diff changeset
   102
  ciInstance* _the_null_string;      // The Java string "null"
6d700b859b3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 3908
diff changeset
   103
  ciInstance* _the_min_jint_string; // The Java string "-2147483648"
6d700b859b3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 3908
diff changeset
   104
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   105
  // Look up a klass by name from a particular class loader (the accessor's).
489c9b5090e2 Initial load
duke
parents:
diff changeset
   106
  // If require_local, result must be defined in that class loader, or NULL.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   107
  // If !require_local, a result from remote class loader may be reported,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   108
  // if sufficient class loader constraints exist such that initiating
489c9b5090e2 Initial load
duke
parents:
diff changeset
   109
  // a class loading request from the given loader is bound to return
489c9b5090e2 Initial load
duke
parents:
diff changeset
   110
  // the class defined in the remote loader (or throw an error).
489c9b5090e2 Initial load
duke
parents:
diff changeset
   111
  //
489c9b5090e2 Initial load
duke
parents:
diff changeset
   112
  // Return an unloaded klass if !require_local and no class at all is found.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   113
  //
489c9b5090e2 Initial load
duke
parents:
diff changeset
   114
  // The CI treats a klass as loaded if it is consistently defined in
489c9b5090e2 Initial load
duke
parents:
diff changeset
   115
  // another loader, even if it hasn't yet been loaded in all loaders
489c9b5090e2 Initial load
duke
parents:
diff changeset
   116
  // that could potentially see it via delegation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   117
  ciKlass* get_klass_by_name(ciKlass* accessing_klass,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   118
                             ciSymbol* klass_name,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   119
                             bool require_local);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   120
489c9b5090e2 Initial load
duke
parents:
diff changeset
   121
  // Constant pool access.
33593
60764a78fa5c 8140274: methodHandles and constantPoolHandles should be passed as const references
coleenp
parents: 27706
diff changeset
   122
  ciKlass*   get_klass_by_index(const constantPoolHandle& cpool,
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   123
                                int klass_index,
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents: 4566
diff changeset
   124
                                bool& is_accessible,
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents: 4566
diff changeset
   125
                                ciInstanceKlass* loading_klass);
33593
60764a78fa5c 8140274: methodHandles and constantPoolHandles should be passed as const references
coleenp
parents: 27706
diff changeset
   126
  ciConstant get_constant_by_index(const constantPoolHandle& cpool,
5882
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   127
                                   int pool_index, int cache_index,
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents: 4566
diff changeset
   128
                                   ciInstanceKlass* accessor);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   129
  ciField*   get_field_by_index(ciInstanceKlass* loading_klass,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   130
                                int field_index);
33593
60764a78fa5c 8140274: methodHandles and constantPoolHandles should be passed as const references
coleenp
parents: 27706
diff changeset
   131
  ciMethod*  get_method_by_index(const constantPoolHandle& cpool,
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents: 4566
diff changeset
   132
                                 int method_index, Bytecodes::Code bc,
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents: 4566
diff changeset
   133
                                 ciInstanceKlass* loading_klass);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   134
489c9b5090e2 Initial load
duke
parents:
diff changeset
   135
  // Implementation methods for loading and constant pool access.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   136
  ciKlass* get_klass_by_name_impl(ciKlass* accessing_klass,
33593
60764a78fa5c 8140274: methodHandles and constantPoolHandles should be passed as const references
coleenp
parents: 27706
diff changeset
   137
                                  const constantPoolHandle& cpool,
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   138
                                  ciSymbol* klass_name,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   139
                                  bool require_local);
33593
60764a78fa5c 8140274: methodHandles and constantPoolHandles should be passed as const references
coleenp
parents: 27706
diff changeset
   140
  ciKlass*   get_klass_by_index_impl(const constantPoolHandle& cpool,
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   141
                                     int klass_index,
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents: 4566
diff changeset
   142
                                     bool& is_accessible,
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents: 4566
diff changeset
   143
                                     ciInstanceKlass* loading_klass);
33593
60764a78fa5c 8140274: methodHandles and constantPoolHandles should be passed as const references
coleenp
parents: 27706
diff changeset
   144
  ciConstant get_constant_by_index_impl(const constantPoolHandle& cpool,
5882
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   145
                                        int pool_index, int cache_index,
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents: 4566
diff changeset
   146
                                        ciInstanceKlass* loading_klass);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   147
  ciField*   get_field_by_index_impl(ciInstanceKlass* loading_klass,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   148
                                     int field_index);
33593
60764a78fa5c 8140274: methodHandles and constantPoolHandles should be passed as const references
coleenp
parents: 27706
diff changeset
   149
  ciMethod*  get_method_by_index_impl(const constantPoolHandle& cpool,
4567
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents: 4566
diff changeset
   150
                                      int method_index, Bytecodes::Code bc,
7fc02fbe5c7a 6893268: additional dynamic language related optimizations in C2
twisti
parents: 4566
diff changeset
   151
                                      ciInstanceKlass* loading_klass);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   152
489c9b5090e2 Initial load
duke
parents:
diff changeset
   153
  // Helper methods
489c9b5090e2 Initial load
duke
parents:
diff changeset
   154
  bool       check_klass_accessibility(ciKlass* accessing_klass,
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   155
                                      Klass* resolved_klass);
43938
f0e4bcc4d9f3 8170455: C2: Access to [].clone from interfaces fails
jcm
parents: 43675
diff changeset
   156
  Method*    lookup_method(ciInstanceKlass* accessor,
f0e4bcc4d9f3 8170455: C2: Access to [].clone from interfaces fails
jcm
parents: 43675
diff changeset
   157
                           ciKlass*         holder,
f0e4bcc4d9f3 8170455: C2: Access to [].clone from interfaces fails
jcm
parents: 43675
diff changeset
   158
                           Symbol*          name,
f0e4bcc4d9f3 8170455: C2: Access to [].clone from interfaces fails
jcm
parents: 43675
diff changeset
   159
                           Symbol*          sig,
f0e4bcc4d9f3 8170455: C2: Access to [].clone from interfaces fails
jcm
parents: 43675
diff changeset
   160
                           Bytecodes::Code  bc,
f0e4bcc4d9f3 8170455: C2: Access to [].clone from interfaces fails
jcm
parents: 43675
diff changeset
   161
                           constantTag      tag);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   162
489c9b5090e2 Initial load
duke
parents:
diff changeset
   163
  // Get a ciObject from the object factory.  Ensures uniqueness
489c9b5090e2 Initial load
duke
parents:
diff changeset
   164
  // of ciObjects.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   165
  ciObject* get_object(oop o) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   166
    if (o == NULL) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   167
      return _null_object_instance;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   168
    } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   169
      return _factory->get(o);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   170
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   171
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   172
8076
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   173
  ciSymbol* get_symbol(Symbol* o) {
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   174
    if (o == NULL) {
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   175
      ShouldNotReachHere();
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   176
      return NULL;
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   177
    } else {
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   178
      return _factory->get_symbol(o);
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   179
    }
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   180
  }
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   181
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   182
  ciMetadata* get_metadata(Metadata* o) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   183
    if (o == NULL) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   184
      return NULL;
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   185
    } else {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   186
      return _factory->get_metadata(o);
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   187
    }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   188
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   189
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   190
  ciInstance* get_instance(oop o) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   191
    if (o == NULL) return NULL;
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   192
    return get_object(o)->as_instance();
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   193
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   194
  ciObjArrayKlass* get_obj_array_klass(Klass* o) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   195
    if (o == NULL) return NULL;
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   196
    return get_metadata(o)->as_obj_array_klass();
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   197
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   198
  ciTypeArrayKlass* get_type_array_klass(Klass* o) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   199
    if (o == NULL) return NULL;
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   200
    return get_metadata(o)->as_type_array_klass();
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   201
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   202
  ciKlass* get_klass(Klass* o) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   203
    if (o == NULL) return NULL;
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   204
    return get_metadata(o)->as_klass();
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   205
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   206
  ciInstanceKlass* get_instance_klass(Klass* o) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   207
    if (o == NULL) return NULL;
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   208
    return get_metadata(o)->as_instance_klass();
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   209
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   210
  ciMethod* get_method(Method* o) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   211
    if (o == NULL) return NULL;
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   212
    return get_metadata(o)->as_method();
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   213
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   214
  ciMethodData* get_method_data(MethodData* o) {
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   215
    if (o == NULL) return NULL;
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   216
    return get_metadata(o)->as_method_data();
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   217
  }
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   218
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   219
  ciMethod* get_method_from_handle(Method* method);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   220
8076
96d498ec7ae1 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 7397
diff changeset
   221
  ciInstance* get_or_create_exception(jobject& handle, Symbol* name);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   222
489c9b5090e2 Initial load
duke
parents:
diff changeset
   223
  // Get a ciMethod representing either an unfound method or
489c9b5090e2 Initial load
duke
parents:
diff changeset
   224
  // a method with an unloaded holder.  Ensures uniqueness of
489c9b5090e2 Initial load
duke
parents:
diff changeset
   225
  // the result.
43938
f0e4bcc4d9f3 8170455: C2: Access to [].clone from interfaces fails
jcm
parents: 43675
diff changeset
   226
  ciMethod* get_unloaded_method(ciKlass*         holder,
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   227
                                ciSymbol*        name,
10734
065435337883 7092712: JSR 292: unloaded invokedynamic call sites can lead to a crash with signature types not on BCP
twisti
parents: 10508
diff changeset
   228
                                ciSymbol*        signature,
065435337883 7092712: JSR 292: unloaded invokedynamic call sites can lead to a crash with signature types not on BCP
twisti
parents: 10508
diff changeset
   229
                                ciInstanceKlass* accessor) {
43938
f0e4bcc4d9f3 8170455: C2: Access to [].clone from interfaces fails
jcm
parents: 43675
diff changeset
   230
    ciInstanceKlass* declared_holder = get_instance_klass_for_declared_method_holder(holder);
f0e4bcc4d9f3 8170455: C2: Access to [].clone from interfaces fails
jcm
parents: 43675
diff changeset
   231
    return _factory->get_unloaded_method(declared_holder, name, signature, accessor);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   232
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   233
489c9b5090e2 Initial load
duke
parents:
diff changeset
   234
  // Get a ciKlass representing an unloaded klass.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   235
  // Ensures uniqueness of the result.
10734
065435337883 7092712: JSR 292: unloaded invokedynamic call sites can lead to a crash with signature types not on BCP
twisti
parents: 10508
diff changeset
   236
  ciKlass* get_unloaded_klass(ciKlass*  accessing_klass,
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   237
                              ciSymbol* name) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   238
    return _factory->get_unloaded_klass(accessing_klass, name, true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   239
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   240
5882
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   241
  // Get a ciKlass representing an unloaded klass mirror.
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   242
  // Result is not necessarily unique, but will be unloaded.
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   243
  ciInstance* get_unloaded_klass_mirror(ciKlass* type) {
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   244
    return _factory->get_unloaded_klass_mirror(type);
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   245
  }
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   246
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   247
  // Get a ciInstance representing an unresolved method handle constant.
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   248
  ciInstance* get_unloaded_method_handle_constant(ciKlass*  holder,
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   249
                                                  ciSymbol* name,
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   250
                                                  ciSymbol* signature,
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   251
                                                  int       ref_kind) {
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   252
    return _factory->get_unloaded_method_handle_constant(holder, name, signature, ref_kind);
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   253
  }
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   254
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   255
  // Get a ciInstance representing an unresolved method type constant.
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   256
  ciInstance* get_unloaded_method_type_constant(ciSymbol* signature) {
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   257
    return _factory->get_unloaded_method_type_constant(signature);
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   258
  }
6b2aecc4f7d8 6939203: JSR 292 needs method handle constants
jrose
parents: 5547
diff changeset
   259
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   260
  // See if we already have an unloaded klass for the given name
489c9b5090e2 Initial load
duke
parents:
diff changeset
   261
  // or return NULL if not.
10734
065435337883 7092712: JSR 292: unloaded invokedynamic call sites can lead to a crash with signature types not on BCP
twisti
parents: 10508
diff changeset
   262
  ciKlass *check_get_unloaded_klass(ciKlass*  accessing_klass, ciSymbol* name) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   263
    return _factory->get_unloaded_klass(accessing_klass, name, false);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   264
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   265
489c9b5090e2 Initial load
duke
parents:
diff changeset
   266
  // Get a ciReturnAddress corresponding to the given bci.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   267
  // Ensures uniqueness of the result.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   268
  ciReturnAddress* get_return_address(int bci) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   269
    return _factory->get_return_address(bci);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   270
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   271
489c9b5090e2 Initial load
duke
parents:
diff changeset
   272
  // Get a ciMethodData representing the methodData for a method
489c9b5090e2 Initial load
duke
parents:
diff changeset
   273
  // with none.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   274
  ciMethodData* get_empty_methodData() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   275
    return _factory->get_empty_methodData();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   276
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   277
489c9b5090e2 Initial load
duke
parents:
diff changeset
   278
  // General utility : get a buffer of some required length.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   279
  // Used in symbol creation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   280
  char* name_buffer(int req_len);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   281
489c9b5090e2 Initial load
duke
parents:
diff changeset
   282
  // Is this thread currently in the VM state?
489c9b5090e2 Initial load
duke
parents:
diff changeset
   283
  static bool is_in_vm();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   284
10503
04b74421bdea 7083184: JSR 292: don't store context class argument with call site dependencies
twisti
parents: 10008
diff changeset
   285
  // Helper routine for determining the validity of a compilation with
04b74421bdea 7083184: JSR 292: don't store context class argument with call site dependencies
twisti
parents: 10008
diff changeset
   286
  // respect to method dependencies (e.g. concurrent class loading).
04b74421bdea 7083184: JSR 292: don't store context class argument with call site dependencies
twisti
parents: 10008
diff changeset
   287
  void validate_compile_task_dependencies(ciMethod* target);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   288
489c9b5090e2 Initial load
duke
parents:
diff changeset
   289
public:
489c9b5090e2 Initial load
duke
parents:
diff changeset
   290
  enum {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   291
    MethodCompilable,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   292
    MethodCompilable_not_at_tier,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   293
    MethodCompilable_never
489c9b5090e2 Initial load
duke
parents:
diff changeset
   294
  };
489c9b5090e2 Initial load
duke
parents:
diff changeset
   295
489c9b5090e2 Initial load
duke
parents:
diff changeset
   296
  ciEnv(CompileTask* task, int system_dictionary_modification_counter);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   297
  // Used only during initialization of the ci
489c9b5090e2 Initial load
duke
parents:
diff changeset
   298
  ciEnv(Arena* arena);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   299
  ~ciEnv();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   300
489c9b5090e2 Initial load
duke
parents:
diff changeset
   301
  OopRecorder* oop_recorder() { return _oop_recorder; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   302
  void set_oop_recorder(OopRecorder* r) { _oop_recorder = r; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   303
489c9b5090e2 Initial load
duke
parents:
diff changeset
   304
  DebugInformationRecorder* debug_info() { return _debug_info; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   305
  void set_debug_info(DebugInformationRecorder* i) { _debug_info = i; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   306
489c9b5090e2 Initial load
duke
parents:
diff changeset
   307
  Dependencies* dependencies() { return _dependencies; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   308
  void set_dependencies(Dependencies* d) { _dependencies = d; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   309
489c9b5090e2 Initial load
duke
parents:
diff changeset
   310
  // This is true if the compilation is not going to produce code.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   311
  // (It is reasonable to retry failed compilations.)
489c9b5090e2 Initial load
duke
parents:
diff changeset
   312
  bool failing() { return _failure_reason != NULL; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   313
489c9b5090e2 Initial load
duke
parents:
diff changeset
   314
  // Reason this compilation is failing, such as "too many basic blocks".
489c9b5090e2 Initial load
duke
parents:
diff changeset
   315
  const char* failure_reason() { return _failure_reason; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   316
489c9b5090e2 Initial load
duke
parents:
diff changeset
   317
  // Return state of appropriate compilability
489c9b5090e2 Initial load
duke
parents:
diff changeset
   318
  int compilable() { return _compilable; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   319
11636
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   320
  const char* retry_message() const {
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   321
    switch (_compilable) {
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   322
      case ciEnv::MethodCompilable_not_at_tier:
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   323
        return "retry at different tier";
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   324
      case ciEnv::MethodCompilable_never:
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   325
        return "not retryable";
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   326
      case ciEnv::MethodCompilable:
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   327
        return NULL;
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   328
      default:
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   329
        ShouldNotReachHere();
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   330
        return NULL;
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   331
    }
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   332
  }
3c07b54482a5 7141200: log some interesting information in ring buffers for crashes
never
parents: 10734
diff changeset
   333
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   334
  bool break_at_compile() { return _break_at_compile; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   335
  void set_break_at_compile(bool z) { _break_at_compile = z; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   336
2867
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
   337
  // Cache Jvmti state
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
   338
  void  cache_jvmti_state();
22893
e3a2b513713a 8035493: JVMTI PopFrame capability must instruct compilers not to prune locals
mgronlun
parents: 22243
diff changeset
   339
  bool  jvmti_state_changed() const;
e3a2b513713a 8035493: JVMTI PopFrame capability must instruct compilers not to prune locals
mgronlun
parents: 22243
diff changeset
   340
  bool  should_retain_local_variables() const;
2867
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
   341
  bool  jvmti_can_hotswap_or_post_breakpoint() const { return _jvmti_can_hotswap_or_post_breakpoint; }
4761
bdb7375a1fee 6902182: 4/4 Starting with jdwp agent should not incur performance penalty
dcubed
parents: 4571
diff changeset
   342
  bool  jvmti_can_post_on_exceptions()         const { return _jvmti_can_post_on_exceptions; }
2867
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
   343
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
   344
  // Cache DTrace flags
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
   345
  void  cache_dtrace_flags();
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
   346
  bool  dtrace_extended_probes() const { return _dtrace_extended_probes; }
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
   347
  bool  dtrace_monitor_probes()  const { return _dtrace_monitor_probes; }
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
   348
  bool  dtrace_method_probes()   const { return _dtrace_method_probes; }
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
   349
  bool  dtrace_alloc_probes()    const { return _dtrace_alloc_probes; }
69187054225f 6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents: 1
diff changeset
   350
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   351
  // The compiler task which has created this env.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   352
  // May be useful to find out compile_id, comp_level, etc.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   353
  CompileTask* task() { return _task; }
33451
0712796e4039 8137167: JEP165: Compiler Control: Implementation task
neliasso
parents: 27706
diff changeset
   354
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   355
  // Handy forwards to the task:
489c9b5090e2 Initial load
duke
parents:
diff changeset
   356
  int comp_level();   // task()->comp_level()
489c9b5090e2 Initial load
duke
parents:
diff changeset
   357
  uint compile_id();  // task()->compile_id()
489c9b5090e2 Initial load
duke
parents:
diff changeset
   358
489c9b5090e2 Initial load
duke
parents:
diff changeset
   359
  // Register the result of a compilation.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   360
  void register_method(ciMethod*                 target,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   361
                       int                       entry_bci,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   362
                       CodeOffsets*              offsets,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   363
                       int                       orig_pc_offset,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   364
                       CodeBuffer*               code_buffer,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   365
                       int                       frame_words,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   366
                       OopMapSet*                oop_map_set,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   367
                       ExceptionHandlerTable*    handler_table,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   368
                       ImplicitExceptionTable*   inc_table,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   369
                       AbstractCompiler*         compiler,
13883
6979b9850feb 7196199: java/text/Bidi/Bug6665028.java failed: Bidi run count incorrect
kvn
parents: 13728
diff changeset
   370
                       bool                      has_unsafe_access,
23491
f690330b10b9 8031320: Use Intel RTM instructions for locks
kvn
parents: 22893
diff changeset
   371
                       bool                      has_wide_vectors,
f690330b10b9 8031320: Use Intel RTM instructions for locks
kvn
parents: 22893
diff changeset
   372
                       RTMState                  rtm_state = NoRTM);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   373
489c9b5090e2 Initial load
duke
parents:
diff changeset
   374
489c9b5090e2 Initial load
duke
parents:
diff changeset
   375
  // Access to certain well known ciObjects.
4571
80b553bddc26 6914300: ciEnv should export all well known classes
never
parents: 4567
diff changeset
   376
#define WK_KLASS_FUNC(name, ignore_s, ignore_o) \
80b553bddc26 6914300: ciEnv should export all well known classes
never
parents: 4567
diff changeset
   377
  ciInstanceKlass* name() { \
80b553bddc26 6914300: ciEnv should export all well known classes
never
parents: 4567
diff changeset
   378
    return _##name;\
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   379
  }
4571
80b553bddc26 6914300: ciEnv should export all well known classes
never
parents: 4567
diff changeset
   380
  WK_KLASSES_DO(WK_KLASS_FUNC)
80b553bddc26 6914300: ciEnv should export all well known classes
never
parents: 4567
diff changeset
   381
#undef WK_KLASS_FUNC
80b553bddc26 6914300: ciEnv should export all well known classes
never
parents: 4567
diff changeset
   382
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   383
  ciInstance* NullPointerException_instance() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   384
    assert(_NullPointerException_instance != NULL, "initialization problem");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   385
    return _NullPointerException_instance;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   386
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   387
  ciInstance* ArithmeticException_instance() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   388
    assert(_ArithmeticException_instance != NULL, "initialization problem");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   389
    return _ArithmeticException_instance;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   390
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   391
489c9b5090e2 Initial load
duke
parents:
diff changeset
   392
  // Lazy constructors:
489c9b5090e2 Initial load
duke
parents:
diff changeset
   393
  ciInstance* ArrayIndexOutOfBoundsException_instance();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   394
  ciInstance* ArrayStoreException_instance();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   395
  ciInstance* ClassCastException_instance();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   396
4450
6d700b859b3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 3908
diff changeset
   397
  ciInstance* the_null_string();
6d700b859b3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 3908
diff changeset
   398
  ciInstance* the_min_jint_string();
6d700b859b3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 3908
diff changeset
   399
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   400
  static ciSymbol* unloaded_cisymbol() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   401
    return _unloaded_cisymbol;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   402
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   403
  static ciObjArrayKlass* unloaded_ciobjarrayklass() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   404
    return _unloaded_ciobjarrayklass;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   405
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   406
  static ciInstanceKlass* unloaded_ciinstance_klass() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   407
    return _unloaded_ciinstance_klass;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   408
  }
19710
2f8ca425504e 7199175: JSR 292: C1 needs patching when invokedynamic/invokehandle call site is not linked
roland
parents: 17121
diff changeset
   409
  ciInstance* unloaded_ciinstance();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   410
489c9b5090e2 Initial load
duke
parents:
diff changeset
   411
  ciKlass*  find_system_klass(ciSymbol* klass_name);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   412
  // Note:  To find a class from its name string, use ciSymbol::make,
489c9b5090e2 Initial load
duke
parents:
diff changeset
   413
  // but consider adding to vmSymbols.hpp instead.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   414
489c9b5090e2 Initial load
duke
parents:
diff changeset
   415
  // converts the ciKlass* representing the holder of a method into a
489c9b5090e2 Initial load
duke
parents:
diff changeset
   416
  // ciInstanceKlass*.  This is needed since the holder of a method in
489c9b5090e2 Initial load
duke
parents:
diff changeset
   417
  // the bytecodes could be an array type.  Basically this converts
489c9b5090e2 Initial load
duke
parents:
diff changeset
   418
  // array types into java/lang/Object and other types stay as they are.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   419
  static ciInstanceKlass* get_instance_klass_for_declared_method_holder(ciKlass* klass);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   420
489c9b5090e2 Initial load
duke
parents:
diff changeset
   421
  // Return the machine-level offset of o, which must be an element of a.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   422
  // This may be used to form constant-loading expressions in lieu of simpler encodings.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   423
  int       array_element_offset_in_bytes(ciArray* a, ciObject* o);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   424
489c9b5090e2 Initial load
duke
parents:
diff changeset
   425
  // Access to the compile-lifetime allocation arena.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   426
  Arena*    arena() { return _arena; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   427
489c9b5090e2 Initial load
duke
parents:
diff changeset
   428
  // What is the current compilation environment?
489c9b5090e2 Initial load
duke
parents:
diff changeset
   429
  static ciEnv* current() { return CompilerThread::current()->env(); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   430
489c9b5090e2 Initial load
duke
parents:
diff changeset
   431
  // Overload with current thread argument
489c9b5090e2 Initial load
duke
parents:
diff changeset
   432
  static ciEnv* current(CompilerThread *thread) { return thread->env(); }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   433
489c9b5090e2 Initial load
duke
parents:
diff changeset
   434
  // Per-compiler data.  (Used by C2 to publish the Compile* pointer.)
489c9b5090e2 Initial load
duke
parents:
diff changeset
   435
  void* compiler_data() { return _compiler_data; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   436
  void set_compiler_data(void* x) { _compiler_data = x; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   437
489c9b5090e2 Initial load
duke
parents:
diff changeset
   438
  // Notice that a method has been inlined in the current compile;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   439
  // used only for statistics.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   440
  void notice_inlined_method(ciMethod* method);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   441
489c9b5090e2 Initial load
duke
parents:
diff changeset
   442
  // Total number of bytecodes in inlined methods in this compile
489c9b5090e2 Initial load
duke
parents:
diff changeset
   443
  int num_inlined_bytecodes() const;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   444
489c9b5090e2 Initial load
duke
parents:
diff changeset
   445
  // Output stream for logging compilation info.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   446
  CompileLog* log() { return _log; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   447
  void set_log(CompileLog* log) { _log = log; }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   448
489c9b5090e2 Initial load
duke
parents:
diff changeset
   449
  // Check for changes to the system dictionary during compilation
489c9b5090e2 Initial load
duke
parents:
diff changeset
   450
  bool system_dictionary_modification_counter_changed();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   451
27706
3f10f4ac2bd6 8065339: Failed compilation does not always trigger a JFR event 'CompilerFailure'
thartmann
parents: 25492
diff changeset
   452
  void record_failure(const char* reason);      // Record failure and report later
3f10f4ac2bd6 8065339: Failed compilation does not always trigger a JFR event 'CompilerFailure'
thartmann
parents: 25492
diff changeset
   453
  void report_failure(const char* reason);      // Report failure immediately
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   454
  void record_method_not_compilable(const char* reason, bool all_tiers = true);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   455
  void record_out_of_memory_failure();
13728
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   456
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   457
  // RedefineClasses support
882756847a04 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 13522
diff changeset
   458
  void metadata_do(void f(Metadata*)) { _factory->metadata_do(f); }
14477
95e66ea71f71 6830717: replay of compilations would help with debugging
minqi
parents: 13883
diff changeset
   459
95e66ea71f71 6830717: replay of compilations would help with debugging
minqi
parents: 13883
diff changeset
   460
  // Dump the compilation replay data for the ciEnv to the stream.
22243
91944eab7b92 8028468: Add inlining information into ciReplay
kvn
parents: 22234
diff changeset
   461
  void dump_replay_data(int compile_id);
91944eab7b92 8028468: Add inlining information into ciReplay
kvn
parents: 22234
diff changeset
   462
  void dump_inline_data(int compile_id);
14477
95e66ea71f71 6830717: replay of compilations would help with debugging
minqi
parents: 13883
diff changeset
   463
  void dump_replay_data(outputStream* out);
20692
65021f70c2fc 8024943: ciReplay: fails to dump replay data during safepointing
vlivanov
parents: 19710
diff changeset
   464
  void dump_replay_data_unsafe(outputStream* out);
22243
91944eab7b92 8028468: Add inlining information into ciReplay
kvn
parents: 22234
diff changeset
   465
  void dump_compile_data(outputStream* out);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   466
};
7397
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
   467
5b173b4ca846 6989984: Use standard include model for Hospot
stefank
parents: 5882
diff changeset
   468
#endif // SHARE_VM_CI_CIENV_HPP