Mercurial > hg > truffle
annotate src/share/vm/opto/type.hpp @ 14492:7f0e0366ec81
8035746: Add missing Klass::oop_is_instanceClassLoader() function
Reviewed-by: mgerdin, coleenp
author | stefank |
---|---|
date | Thu, 27 Feb 2014 10:36:50 +0100 |
parents | 45467c53f178 |
children | cd5d10655495 62c54fcc0a35 |
rev | line source |
---|---|
0 | 1 /* |
12146
9758d9f36299
8021954: VM SIGSEGV during classloading on MacOS; hs_err_pid file produced
coleenp
parents:
10278
diff
changeset
|
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
0 | 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:
1080
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1080
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:
1080
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_OPTO_TYPE_HPP |
26 #define SHARE_VM_OPTO_TYPE_HPP | |
27 | |
28 #include "libadt/port.hpp" | |
29 #include "opto/adlcVMDeps.hpp" | |
30 #include "runtime/handles.hpp" | |
31 | |
0 | 32 // Portions of code courtesy of Clifford Click |
33 | |
34 // Optimization - Graph Style | |
35 | |
36 | |
37 // This class defines a Type lattice. The lattice is used in the constant | |
38 // propagation algorithms, and for some type-checking of the iloc code. | |
39 // Basic types include RSD's (lower bound, upper bound, stride for integers), | |
40 // float & double precision constants, sets of data-labels and code-labels. | |
41 // The complete lattice is described below. Subtypes have no relationship to | |
42 // up or down in the lattice; that is entirely determined by the behavior of | |
43 // the MEET/JOIN functions. | |
44 | |
45 class Dict; | |
46 class Type; | |
47 class TypeD; | |
48 class TypeF; | |
49 class TypeInt; | |
50 class TypeLong; | |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
51 class TypeNarrowPtr; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
52 class TypeNarrowOop; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
53 class TypeNarrowKlass; |
0 | 54 class TypeAry; |
55 class TypeTuple; | |
6179
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
56 class TypeVect; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
57 class TypeVectS; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
58 class TypeVectD; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
59 class TypeVectX; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
60 class TypeVectY; |
0 | 61 class TypePtr; |
62 class TypeRawPtr; | |
63 class TypeOopPtr; | |
64 class TypeInstPtr; | |
65 class TypeAryPtr; | |
13014
6c2f07d1495f
8027140: Assertion in compiler when running bigapps/Kitchensink/stability
roland
parents:
12972
diff
changeset
|
66 class TypeKlassPtr; |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
67 class TypeMetadataPtr; |
0 | 68 |
69 //------------------------------Type------------------------------------------- | |
70 // Basic Type object, represents a set of primitive Values. | |
71 // Types are hash-cons'd into a private class dictionary, so only one of each | |
72 // different kind of Type exists. Types are never modified after creation, so | |
73 // all their interesting fields are constant. | |
74 class Type { | |
3939 | 75 friend class VMStructs; |
76 | |
0 | 77 public: |
78 enum TYPES { | |
79 Bad=0, // Type check | |
80 Control, // Control of code (not in lattice) | |
81 Top, // Top of the lattice | |
82 Int, // Integer range (lo-hi) | |
83 Long, // Long integer range (lo-hi) | |
84 Half, // Placeholder half of doubleword | |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
85 NarrowOop, // Compressed oop pointer |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
86 NarrowKlass, // Compressed klass pointer |
0 | 87 |
88 Tuple, // Method signature or object layout | |
89 Array, // Array types | |
6179
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
90 VectorS, // 32bit Vector types |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
91 VectorD, // 64bit Vector types |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
92 VectorX, // 128bit Vector types |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
93 VectorY, // 256bit Vector types |
0 | 94 |
95 AnyPtr, // Any old raw, klass, inst, or array pointer | |
96 RawPtr, // Raw (non-oop) pointers | |
97 OopPtr, // Any and all Java heap entities | |
98 InstPtr, // Instance pointers (non-array objects) | |
99 AryPtr, // Array pointers | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
100 // (Ptr order matters: See is_ptr, isa_ptr, is_oopptr, isa_oopptr.) |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
101 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
102 MetadataPtr, // Generic metadata |
0 | 103 KlassPtr, // Klass pointers |
104 | |
105 Function, // Function signature | |
106 Abio, // Abstract I/O | |
107 Return_Address, // Subroutine return address | |
108 Memory, // Abstract store | |
109 FloatTop, // No float value | |
110 FloatCon, // Floating point constant | |
111 FloatBot, // Any float value | |
112 DoubleTop, // No double value | |
113 DoubleCon, // Double precision constant | |
114 DoubleBot, // Any double value | |
115 Bottom, // Bottom of lattice | |
116 lastype // Bogus ending type (not in lattice) | |
117 }; | |
118 | |
119 // Signal values for offsets from a base pointer | |
120 enum OFFSET_SIGNALS { | |
121 OffsetTop = -2000000000, // undefined offset | |
122 OffsetBot = -2000000001 // any possible offset | |
123 }; | |
124 | |
125 // Min and max WIDEN values. | |
126 enum WIDEN { | |
127 WidenMin = 0, | |
128 WidenMax = 3 | |
129 }; | |
130 | |
131 private: | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
132 typedef struct { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
133 const TYPES dual_type; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
134 const BasicType basic_type; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
135 const char* msg; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
136 const bool isa_oop; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
137 const int ideal_reg; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
138 const relocInfo::relocType reloc; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
139 } TypeInfo; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
140 |
0 | 141 // Dictionary of types shared among compilations. |
142 static Dict* _shared_type_dict; | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
143 static TypeInfo _type_info[]; |
0 | 144 |
145 static int uhash( const Type *const t ); | |
146 // Structural equality check. Assumes that cmp() has already compared | |
147 // the _base types and thus knows it can cast 't' appropriately. | |
148 virtual bool eq( const Type *t ) const; | |
149 | |
150 // Top-level hash-table of types | |
151 static Dict *type_dict() { | |
152 return Compile::current()->type_dict(); | |
153 } | |
154 | |
155 // DUAL operation: reflect around lattice centerline. Used instead of | |
156 // join to ensure my lattice is symmetric up and down. Dual is computed | |
157 // lazily, on demand, and cached in _dual. | |
158 const Type *_dual; // Cached dual value | |
159 // Table for efficient dualing of base types | |
160 static const TYPES dual_type[lastype]; | |
161 | |
12966 | 162 #ifdef ASSERT |
163 // One type is interface, the other is oop | |
164 virtual bool interface_vs_oop_helper(const Type *t) const; | |
165 #endif | |
166 | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
167 const Type *meet_helper(const Type *t, bool include_speculative) const; |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
168 |
0 | 169 protected: |
170 // Each class of type is also identified by its base. | |
171 const TYPES _base; // Enum of Types type | |
172 | |
173 Type( TYPES t ) : _dual(NULL), _base(t) {} // Simple types | |
174 // ~Type(); // Use fast deallocation | |
175 const Type *hashcons(); // Hash-cons the type | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
176 virtual const Type *filter_helper(const Type *kills, bool include_speculative) const; |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
177 const Type *join_helper(const Type *t, bool include_speculative) const { |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
178 return dual()->meet_helper(t->dual(), include_speculative)->dual(); |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
179 } |
0 | 180 |
181 public: | |
182 | |
12146
9758d9f36299
8021954: VM SIGSEGV during classloading on MacOS; hs_err_pid file produced
coleenp
parents:
10278
diff
changeset
|
183 inline void* operator new( size_t x ) throw() { |
0 | 184 Compile* compile = Compile::current(); |
185 compile->set_type_last_size(x); | |
186 void *temp = compile->type_arena()->Amalloc_D(x); | |
187 compile->set_type_hwm(temp); | |
188 return temp; | |
189 } | |
190 inline void operator delete( void* ptr ) { | |
191 Compile* compile = Compile::current(); | |
192 compile->type_arena()->Afree(ptr,compile->type_last_size()); | |
193 } | |
194 | |
195 // Initialize the type system for a particular compilation. | |
196 static void Initialize(Compile* compile); | |
197 | |
198 // Initialize the types shared by all compilations. | |
199 static void Initialize_shared(Compile* compile); | |
200 | |
201 TYPES base() const { | |
202 assert(_base > Bad && _base < lastype, "sanity"); | |
203 return _base; | |
204 } | |
205 | |
206 // Create a new hash-consd type | |
207 static const Type *make(enum TYPES); | |
208 // Test for equivalence of types | |
209 static int cmp( const Type *const t1, const Type *const t2 ); | |
210 // Test for higher or equal in lattice | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
211 // Variant that drops the speculative part of the types |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
212 int higher_equal(const Type *t) const { |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
213 return !cmp(meet(t),t->remove_speculative()); |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
214 } |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
215 // Variant that keeps the speculative part of the types |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
216 int higher_equal_speculative(const Type *t) const { |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
217 return !cmp(meet_speculative(t),t); |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
218 } |
0 | 219 |
220 // MEET operation; lower in lattice. | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
221 // Variant that drops the speculative part of the types |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
222 const Type *meet(const Type *t) const { |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
223 return meet_helper(t, false); |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
224 } |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
225 // Variant that keeps the speculative part of the types |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
226 const Type *meet_speculative(const Type *t) const { |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
227 return meet_helper(t, true); |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
228 } |
0 | 229 // WIDEN: 'widens' for Ints and other range types |
1009
03b336640699
6885584: A particular class structure causes large allocation spike for jit
never
parents:
992
diff
changeset
|
230 virtual const Type *widen( const Type *old, const Type* limit ) const { return this; } |
0 | 231 // NARROW: complement for widen, used by pessimistic phases |
232 virtual const Type *narrow( const Type *old ) const { return this; } | |
233 | |
234 // DUAL operation: reflect around lattice centerline. Used instead of | |
235 // join to ensure my lattice is symmetric up and down. | |
236 const Type *dual() const { return _dual; } | |
237 | |
238 // Compute meet dependent on base type | |
239 virtual const Type *xmeet( const Type *t ) const; | |
240 virtual const Type *xdual() const; // Compute dual right now. | |
241 | |
242 // JOIN operation; higher in lattice. Done by finding the dual of the | |
243 // meet of the dual of the 2 inputs. | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
244 // Variant that drops the speculative part of the types |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
245 const Type *join(const Type *t) const { |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
246 return join_helper(t, false); |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
247 } |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
248 // Variant that keeps the speculative part of the types |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
249 const Type *join_speculative(const Type *t) const { |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
250 return join_helper(t, true); |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
251 } |
0 | 252 |
253 // Modified version of JOIN adapted to the needs Node::Value. | |
254 // Normalizes all empty values to TOP. Does not kill _widen bits. | |
255 // Currently, it also works around limitations involving interface types. | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
256 // Variant that drops the speculative part of the types |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
257 const Type *filter(const Type *kills) const { |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
258 return filter_helper(kills, false); |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
259 } |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
260 // Variant that keeps the speculative part of the types |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
261 const Type *filter_speculative(const Type *kills) const { |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
262 return filter_helper(kills, true); |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
263 } |
0 | 264 |
820
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
265 #ifdef ASSERT |
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
266 // One type is interface, the other is oop |
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
267 virtual bool interface_vs_oop(const Type *t) const; |
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
268 #endif |
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
269 |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
270 // Returns true if this pointer points at memory which contains a |
163 | 271 // compressed oop references. |
272 bool is_ptr_to_narrowoop() const; | |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
273 bool is_ptr_to_narrowklass() const; |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
274 |
10278 | 275 bool is_ptr_to_boxing_obj() const; |
276 | |
277 | |
0 | 278 // Convenience access |
279 float getf() const; | |
280 double getd() const; | |
281 | |
282 const TypeInt *is_int() const; | |
283 const TypeInt *isa_int() const; // Returns NULL if not an Int | |
284 const TypeLong *is_long() const; | |
285 const TypeLong *isa_long() const; // Returns NULL if not a Long | |
7194
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
286 const TypeD *isa_double() const; // Returns NULL if not a Double{Top,Con,Bot} |
0 | 287 const TypeD *is_double_constant() const; // Asserts it is a DoubleCon |
288 const TypeD *isa_double_constant() const; // Returns NULL if not a DoubleCon | |
7194
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
289 const TypeF *isa_float() const; // Returns NULL if not a Float{Top,Con,Bot} |
0 | 290 const TypeF *is_float_constant() const; // Asserts it is a FloatCon |
291 const TypeF *isa_float_constant() const; // Returns NULL if not a FloatCon | |
292 const TypeTuple *is_tuple() const; // Collection of fields, NOT a pointer | |
293 const TypeAry *is_ary() const; // Array, NOT array pointer | |
6179
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
294 const TypeVect *is_vect() const; // Vector |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
295 const TypeVect *isa_vect() const; // Returns NULL if not a Vector |
0 | 296 const TypePtr *is_ptr() const; // Asserts it is a ptr type |
297 const TypePtr *isa_ptr() const; // Returns NULL if not ptr type | |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
298 const TypeRawPtr *isa_rawptr() const; // NOT Java oop |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
299 const TypeRawPtr *is_rawptr() const; // Asserts is rawptr |
163 | 300 const TypeNarrowOop *is_narrowoop() const; // Java-style GC'd pointer |
301 const TypeNarrowOop *isa_narrowoop() const; // Returns NULL if not oop ptr type | |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
302 const TypeNarrowKlass *is_narrowklass() const; // compressed klass pointer |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
303 const TypeNarrowKlass *isa_narrowklass() const;// Returns NULL if not oop ptr type |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
304 const TypeOopPtr *isa_oopptr() const; // Returns NULL if not oop ptr type |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
305 const TypeOopPtr *is_oopptr() const; // Java-style GC'd pointer |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
306 const TypeInstPtr *isa_instptr() const; // Returns NULL if not InstPtr |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
307 const TypeInstPtr *is_instptr() const; // Instance |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
308 const TypeAryPtr *isa_aryptr() const; // Returns NULL if not AryPtr |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
309 const TypeAryPtr *is_aryptr() const; // Array oop |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
310 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
311 const TypeMetadataPtr *isa_metadataptr() const; // Returns NULL if not oop ptr type |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
312 const TypeMetadataPtr *is_metadataptr() const; // Java-style GC'd pointer |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
313 const TypeKlassPtr *isa_klassptr() const; // Returns NULL if not KlassPtr |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
314 const TypeKlassPtr *is_klassptr() const; // assert if not KlassPtr |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
315 |
0 | 316 virtual bool is_finite() const; // Has a finite value |
317 virtual bool is_nan() const; // Is not a number (NaN) | |
318 | |
221
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
319 // Returns this ptr type or the equivalent ptr type for this compressed pointer. |
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
320 const TypePtr* make_ptr() const; |
827
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
321 |
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
322 // Returns this oopptr type or the equivalent oopptr type for this compressed pointer. |
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
323 // Asserts if the underlying type is not an oopptr or narrowoop. |
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
324 const TypeOopPtr* make_oopptr() const; |
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
325 |
221
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
326 // Returns this compressed pointer or the equivalent compressed version |
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
327 // of this pointer type. |
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
328 const TypeNarrowOop* make_narrowoop() const; |
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
329 |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
330 // Returns this compressed klass pointer or the equivalent |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
331 // compressed version of this pointer type. |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
332 const TypeNarrowKlass* make_narrowklass() const; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
333 |
0 | 334 // Special test for register pressure heuristic |
335 bool is_floatingpoint() const; // True if Float or Double base type | |
336 | |
337 // Do you have memory, directly or through a tuple? | |
338 bool has_memory( ) const; | |
339 | |
340 // TRUE if type is a singleton | |
341 virtual bool singleton(void) const; | |
342 | |
343 // TRUE if type is above the lattice centerline, and is therefore vacuous | |
344 virtual bool empty(void) const; | |
345 | |
346 // Return a hash for this type. The hash function is public so ConNode | |
347 // (constants) can hash on their constant, which is represented by a Type. | |
348 virtual int hash() const; | |
349 | |
350 // Map ideal registers (machine types) to ideal types | |
351 static const Type *mreg2type[]; | |
352 | |
353 // Printing, statistics | |
354 #ifndef PRODUCT | |
355 void dump_on(outputStream *st) const; | |
356 void dump() const { | |
357 dump_on(tty); | |
358 } | |
359 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; | |
360 static void dump_stats(); | |
361 #endif | |
362 void typerr(const Type *t) const; // Mixing types error | |
363 | |
364 // Create basic type | |
365 static const Type* get_const_basic_type(BasicType type) { | |
366 assert((uint)type <= T_CONFLICT && _const_basic_type[type] != NULL, "bad type"); | |
367 return _const_basic_type[type]; | |
368 } | |
369 | |
370 // Mapping to the array element's basic type. | |
371 BasicType array_element_basic_type() const; | |
372 | |
373 // Create standard type for a ciType: | |
374 static const Type* get_const_type(ciType* type); | |
375 | |
376 // Create standard zero value: | |
377 static const Type* get_zero_type(BasicType type) { | |
378 assert((uint)type <= T_CONFLICT && _zero_type[type] != NULL, "bad type"); | |
379 return _zero_type[type]; | |
380 } | |
381 | |
382 // Report if this is a zero value (not top). | |
383 bool is_zero_type() const { | |
384 BasicType type = basic_type(); | |
385 if (type == T_VOID || type >= T_CONFLICT) | |
386 return false; | |
387 else | |
388 return (this == _zero_type[type]); | |
389 } | |
390 | |
391 // Convenience common pre-built types. | |
392 static const Type *ABIO; | |
393 static const Type *BOTTOM; | |
394 static const Type *CONTROL; | |
395 static const Type *DOUBLE; | |
396 static const Type *FLOAT; | |
397 static const Type *HALF; | |
398 static const Type *MEMORY; | |
399 static const Type *MULTI; | |
400 static const Type *RETURN_ADDRESS; | |
401 static const Type *TOP; | |
402 | |
403 // Mapping from compiler type to VM BasicType | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
404 BasicType basic_type() const { return _type_info[_base].basic_type; } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
405 int ideal_reg() const { return _type_info[_base].ideal_reg; } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
406 const char* msg() const { return _type_info[_base].msg; } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
407 bool isa_oop_ptr() const { return _type_info[_base].isa_oop; } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
408 relocInfo::relocType reloc() const { return _type_info[_base].reloc; } |
0 | 409 |
410 // Mapping from CI type system to compiler type: | |
411 static const Type* get_typeflow_type(ciType* type); | |
412 | |
12190
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
413 static const Type* make_from_constant(ciConstant constant, |
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
414 bool require_constant = false, |
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
415 bool is_autobox_cache = false); |
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
416 |
12966 | 417 // Speculative type. See TypeInstPtr |
418 virtual ciKlass* speculative_type() const { return NULL; } | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
419 const Type* maybe_remove_speculative(bool include_speculative) const; |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
420 virtual const Type* remove_speculative() const { return this; } |
12966 | 421 |
0 | 422 private: |
423 // support arrays | |
424 static const BasicType _basic_type[]; | |
425 static const Type* _zero_type[T_CONFLICT+1]; | |
426 static const Type* _const_basic_type[T_CONFLICT+1]; | |
427 }; | |
428 | |
429 //------------------------------TypeF------------------------------------------ | |
430 // Class of Float-Constant Types. | |
431 class TypeF : public Type { | |
432 TypeF( float f ) : Type(FloatCon), _f(f) {}; | |
433 public: | |
434 virtual bool eq( const Type *t ) const; | |
435 virtual int hash() const; // Type specific hashing | |
436 virtual bool singleton(void) const; // TRUE if type is a singleton | |
437 virtual bool empty(void) const; // TRUE if type is vacuous | |
438 public: | |
439 const float _f; // Float constant | |
440 | |
441 static const TypeF *make(float f); | |
442 | |
443 virtual bool is_finite() const; // Has a finite value | |
444 virtual bool is_nan() const; // Is not a number (NaN) | |
445 | |
446 virtual const Type *xmeet( const Type *t ) const; | |
447 virtual const Type *xdual() const; // Compute dual right now. | |
448 // Convenience common pre-built types. | |
449 static const TypeF *ZERO; // positive zero only | |
450 static const TypeF *ONE; | |
451 #ifndef PRODUCT | |
452 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; | |
453 #endif | |
454 }; | |
455 | |
456 //------------------------------TypeD------------------------------------------ | |
457 // Class of Double-Constant Types. | |
458 class TypeD : public Type { | |
459 TypeD( double d ) : Type(DoubleCon), _d(d) {}; | |
460 public: | |
461 virtual bool eq( const Type *t ) const; | |
462 virtual int hash() const; // Type specific hashing | |
463 virtual bool singleton(void) const; // TRUE if type is a singleton | |
464 virtual bool empty(void) const; // TRUE if type is vacuous | |
465 public: | |
466 const double _d; // Double constant | |
467 | |
468 static const TypeD *make(double d); | |
469 | |
470 virtual bool is_finite() const; // Has a finite value | |
471 virtual bool is_nan() const; // Is not a number (NaN) | |
472 | |
473 virtual const Type *xmeet( const Type *t ) const; | |
474 virtual const Type *xdual() const; // Compute dual right now. | |
475 // Convenience common pre-built types. | |
476 static const TypeD *ZERO; // positive zero only | |
477 static const TypeD *ONE; | |
478 #ifndef PRODUCT | |
479 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; | |
480 #endif | |
481 }; | |
482 | |
483 //------------------------------TypeInt---------------------------------------- | |
484 // Class of integer ranges, the set of integers between a lower bound and an | |
485 // upper bound, inclusive. | |
486 class TypeInt : public Type { | |
487 TypeInt( jint lo, jint hi, int w ); | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
488 protected: |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
489 virtual const Type *filter_helper(const Type *kills, bool include_speculative) const; |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
490 |
0 | 491 public: |
492 virtual bool eq( const Type *t ) const; | |
493 virtual int hash() const; // Type specific hashing | |
494 virtual bool singleton(void) const; // TRUE if type is a singleton | |
495 virtual bool empty(void) const; // TRUE if type is vacuous | |
496 const jint _lo, _hi; // Lower bound, upper bound | |
497 const short _widen; // Limit on times we widen this sucker | |
498 | |
499 static const TypeInt *make(jint lo); | |
500 // must always specify w | |
501 static const TypeInt *make(jint lo, jint hi, int w); | |
502 | |
503 // Check for single integer | |
504 int is_con() const { return _lo==_hi; } | |
505 bool is_con(int i) const { return is_con() && _lo == i; } | |
506 jint get_con() const { assert( is_con(), "" ); return _lo; } | |
507 | |
508 virtual bool is_finite() const; // Has a finite value | |
509 | |
510 virtual const Type *xmeet( const Type *t ) const; | |
511 virtual const Type *xdual() const; // Compute dual right now. | |
1009
03b336640699
6885584: A particular class structure causes large allocation spike for jit
never
parents:
992
diff
changeset
|
512 virtual const Type *widen( const Type *t, const Type* limit_type ) const; |
0 | 513 virtual const Type *narrow( const Type *t ) const; |
514 // Do not kill _widen bits. | |
515 // Convenience common pre-built types. | |
516 static const TypeInt *MINUS_1; | |
517 static const TypeInt *ZERO; | |
518 static const TypeInt *ONE; | |
519 static const TypeInt *BOOL; | |
520 static const TypeInt *CC; | |
521 static const TypeInt *CC_LT; // [-1] == MINUS_1 | |
522 static const TypeInt *CC_GT; // [1] == ONE | |
523 static const TypeInt *CC_EQ; // [0] == ZERO | |
524 static const TypeInt *CC_LE; // [-1,0] | |
525 static const TypeInt *CC_GE; // [0,1] == BOOL (!) | |
526 static const TypeInt *BYTE; | |
624 | 527 static const TypeInt *UBYTE; |
0 | 528 static const TypeInt *CHAR; |
529 static const TypeInt *SHORT; | |
530 static const TypeInt *POS; | |
531 static const TypeInt *POS1; | |
532 static const TypeInt *INT; | |
533 static const TypeInt *SYMINT; // symmetric range [-max_jint..max_jint] | |
534 #ifndef PRODUCT | |
535 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; | |
536 #endif | |
537 }; | |
538 | |
539 | |
540 //------------------------------TypeLong--------------------------------------- | |
541 // Class of long integer ranges, the set of integers between a lower bound and | |
542 // an upper bound, inclusive. | |
543 class TypeLong : public Type { | |
544 TypeLong( jlong lo, jlong hi, int w ); | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
545 protected: |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
546 // Do not kill _widen bits. |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
547 virtual const Type *filter_helper(const Type *kills, bool include_speculative) const; |
0 | 548 public: |
549 virtual bool eq( const Type *t ) const; | |
550 virtual int hash() const; // Type specific hashing | |
551 virtual bool singleton(void) const; // TRUE if type is a singleton | |
552 virtual bool empty(void) const; // TRUE if type is vacuous | |
553 public: | |
554 const jlong _lo, _hi; // Lower bound, upper bound | |
555 const short _widen; // Limit on times we widen this sucker | |
556 | |
557 static const TypeLong *make(jlong lo); | |
558 // must always specify w | |
559 static const TypeLong *make(jlong lo, jlong hi, int w); | |
560 | |
561 // Check for single integer | |
562 int is_con() const { return _lo==_hi; } | |
145 | 563 bool is_con(int i) const { return is_con() && _lo == i; } |
0 | 564 jlong get_con() const { assert( is_con(), "" ); return _lo; } |
565 | |
14437
15120a36272d
8028767: PPC64: (part 121): smaller shared changes needed to build C2
goetz
parents:
13014
diff
changeset
|
566 // Check for positive 32-bit value. |
15120a36272d
8028767: PPC64: (part 121): smaller shared changes needed to build C2
goetz
parents:
13014
diff
changeset
|
567 int is_positive_int() const { return _lo >= 0 && _hi <= (jlong)max_jint; } |
15120a36272d
8028767: PPC64: (part 121): smaller shared changes needed to build C2
goetz
parents:
13014
diff
changeset
|
568 |
0 | 569 virtual bool is_finite() const; // Has a finite value |
570 | |
571 virtual const Type *xmeet( const Type *t ) const; | |
572 virtual const Type *xdual() const; // Compute dual right now. | |
1009
03b336640699
6885584: A particular class structure causes large allocation spike for jit
never
parents:
992
diff
changeset
|
573 virtual const Type *widen( const Type *t, const Type* limit_type ) const; |
0 | 574 virtual const Type *narrow( const Type *t ) const; |
575 // Convenience common pre-built types. | |
576 static const TypeLong *MINUS_1; | |
577 static const TypeLong *ZERO; | |
578 static const TypeLong *ONE; | |
579 static const TypeLong *POS; | |
580 static const TypeLong *LONG; | |
581 static const TypeLong *INT; // 32-bit subrange [min_jint..max_jint] | |
582 static const TypeLong *UINT; // 32-bit unsigned [0..max_juint] | |
583 #ifndef PRODUCT | |
584 virtual void dump2( Dict &d, uint, outputStream *st ) const;// Specialized per-Type dumping | |
585 #endif | |
586 }; | |
587 | |
588 //------------------------------TypeTuple-------------------------------------- | |
589 // Class of Tuple Types, essentially type collections for function signatures | |
590 // and class layouts. It happens to also be a fast cache for the HotSpot | |
591 // signature types. | |
592 class TypeTuple : public Type { | |
593 TypeTuple( uint cnt, const Type **fields ) : Type(Tuple), _cnt(cnt), _fields(fields) { } | |
594 public: | |
595 virtual bool eq( const Type *t ) const; | |
596 virtual int hash() const; // Type specific hashing | |
597 virtual bool singleton(void) const; // TRUE if type is a singleton | |
598 virtual bool empty(void) const; // TRUE if type is vacuous | |
599 | |
600 public: | |
601 const uint _cnt; // Count of fields | |
602 const Type ** const _fields; // Array of field types | |
603 | |
604 // Accessors: | |
605 uint cnt() const { return _cnt; } | |
606 const Type* field_at(uint i) const { | |
607 assert(i < _cnt, "oob"); | |
608 return _fields[i]; | |
609 } | |
610 void set_field_at(uint i, const Type* t) { | |
611 assert(i < _cnt, "oob"); | |
612 _fields[i] = t; | |
613 } | |
614 | |
615 static const TypeTuple *make( uint cnt, const Type **fields ); | |
616 static const TypeTuple *make_range(ciSignature *sig); | |
617 static const TypeTuple *make_domain(ciInstanceKlass* recv, ciSignature *sig); | |
618 | |
619 // Subroutine call type with space allocated for argument types | |
620 static const Type **fields( uint arg_cnt ); | |
621 | |
622 virtual const Type *xmeet( const Type *t ) const; | |
623 virtual const Type *xdual() const; // Compute dual right now. | |
624 // Convenience common pre-built types. | |
625 static const TypeTuple *IFBOTH; | |
626 static const TypeTuple *IFFALSE; | |
627 static const TypeTuple *IFTRUE; | |
628 static const TypeTuple *IFNEITHER; | |
629 static const TypeTuple *LOOPBODY; | |
630 static const TypeTuple *MEMBAR; | |
631 static const TypeTuple *STORECONDITIONAL; | |
632 static const TypeTuple *START_I2C; | |
633 static const TypeTuple *INT_PAIR; | |
634 static const TypeTuple *LONG_PAIR; | |
12323 | 635 static const TypeTuple *INT_CC_PAIR; |
12972
59e8ad757e19
8026844: Various Math functions needs intrinsification
rbackman
parents:
12966
diff
changeset
|
636 static const TypeTuple *LONG_CC_PAIR; |
0 | 637 #ifndef PRODUCT |
638 virtual void dump2( Dict &d, uint, outputStream *st ) const; // Specialized per-Type dumping | |
639 #endif | |
640 }; | |
641 | |
642 //------------------------------TypeAry---------------------------------------- | |
643 // Class of Array Types | |
644 class TypeAry : public Type { | |
12190
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
645 TypeAry(const Type* elem, const TypeInt* size, bool stable) : Type(Array), |
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
646 _elem(elem), _size(size), _stable(stable) {} |
0 | 647 public: |
648 virtual bool eq( const Type *t ) const; | |
649 virtual int hash() const; // Type specific hashing | |
650 virtual bool singleton(void) const; // TRUE if type is a singleton | |
651 virtual bool empty(void) const; // TRUE if type is vacuous | |
652 | |
653 private: | |
654 const Type *_elem; // Element type of array | |
655 const TypeInt *_size; // Elements in array | |
12190
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
656 const bool _stable; // Are elements @Stable? |
0 | 657 friend class TypeAryPtr; |
658 | |
659 public: | |
12190
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
660 static const TypeAry* make(const Type* elem, const TypeInt* size, bool stable = false); |
0 | 661 |
662 virtual const Type *xmeet( const Type *t ) const; | |
663 virtual const Type *xdual() const; // Compute dual right now. | |
664 bool ary_must_be_exact() const; // true if arrays of such are never generic | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
665 virtual const Type* remove_speculative() const; |
820
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
666 #ifdef ASSERT |
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
667 // One type is interface, the other is oop |
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
668 virtual bool interface_vs_oop(const Type *t) const; |
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
669 #endif |
0 | 670 #ifndef PRODUCT |
671 virtual void dump2( Dict &d, uint, outputStream *st ) const; // Specialized per-Type dumping | |
672 #endif | |
673 }; | |
674 | |
6179
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
675 //------------------------------TypeVect--------------------------------------- |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
676 // Class of Vector Types |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
677 class TypeVect : public Type { |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
678 const Type* _elem; // Vector's element type |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
679 const uint _length; // Elements in vector (power of 2) |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
680 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
681 protected: |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
682 TypeVect(TYPES t, const Type* elem, uint length) : Type(t), |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
683 _elem(elem), _length(length) {} |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
684 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
685 public: |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
686 const Type* element_type() const { return _elem; } |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
687 BasicType element_basic_type() const { return _elem->array_element_basic_type(); } |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
688 uint length() const { return _length; } |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
689 uint length_in_bytes() const { |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
690 return _length * type2aelembytes(element_basic_type()); |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
691 } |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
692 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
693 virtual bool eq(const Type *t) const; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
694 virtual int hash() const; // Type specific hashing |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
695 virtual bool singleton(void) const; // TRUE if type is a singleton |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
696 virtual bool empty(void) const; // TRUE if type is vacuous |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
697 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
698 static const TypeVect *make(const BasicType elem_bt, uint length) { |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
699 // Use bottom primitive type. |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
700 return make(get_const_basic_type(elem_bt), length); |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
701 } |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
702 // Used directly by Replicate nodes to construct singleton vector. |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
703 static const TypeVect *make(const Type* elem, uint length); |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
704 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
705 virtual const Type *xmeet( const Type *t) const; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
706 virtual const Type *xdual() const; // Compute dual right now. |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
707 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
708 static const TypeVect *VECTS; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
709 static const TypeVect *VECTD; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
710 static const TypeVect *VECTX; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
711 static const TypeVect *VECTY; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
712 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
713 #ifndef PRODUCT |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
714 virtual void dump2(Dict &d, uint, outputStream *st) const; // Specialized per-Type dumping |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
715 #endif |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
716 }; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
717 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
718 class TypeVectS : public TypeVect { |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
719 friend class TypeVect; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
720 TypeVectS(const Type* elem, uint length) : TypeVect(VectorS, elem, length) {} |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
721 }; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
722 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
723 class TypeVectD : public TypeVect { |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
724 friend class TypeVect; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
725 TypeVectD(const Type* elem, uint length) : TypeVect(VectorD, elem, length) {} |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
726 }; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
727 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
728 class TypeVectX : public TypeVect { |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
729 friend class TypeVect; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
730 TypeVectX(const Type* elem, uint length) : TypeVect(VectorX, elem, length) {} |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
731 }; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
732 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
733 class TypeVectY : public TypeVect { |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
734 friend class TypeVect; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
735 TypeVectY(const Type* elem, uint length) : TypeVect(VectorY, elem, length) {} |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
736 }; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
737 |
0 | 738 //------------------------------TypePtr---------------------------------------- |
739 // Class of machine Pointer Types: raw data, instances or arrays. | |
740 // If the _base enum is AnyPtr, then this refers to all of the above. | |
741 // Otherwise the _base will indicate which subset of pointers is affected, | |
742 // and the class will be inherited from. | |
743 class TypePtr : public Type { | |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
744 friend class TypeNarrowPtr; |
0 | 745 public: |
746 enum PTR { TopPTR, AnyNull, Constant, Null, NotNull, BotPTR, lastPTR }; | |
747 protected: | |
748 TypePtr( TYPES t, PTR ptr, int offset ) : Type(t), _ptr(ptr), _offset(offset) {} | |
749 virtual bool eq( const Type *t ) const; | |
750 virtual int hash() const; // Type specific hashing | |
751 static const PTR ptr_meet[lastPTR][lastPTR]; | |
752 static const PTR ptr_dual[lastPTR]; | |
753 static const char * const ptr_msg[lastPTR]; | |
754 | |
755 public: | |
756 const int _offset; // Offset into oop, with TOP & BOT | |
757 const PTR _ptr; // Pointer equivalence class | |
758 | |
759 const int offset() const { return _offset; } | |
760 const PTR ptr() const { return _ptr; } | |
761 | |
762 static const TypePtr *make( TYPES t, PTR ptr, int offset ); | |
763 | |
764 // Return a 'ptr' version of this type | |
765 virtual const Type *cast_to_ptr_type(PTR ptr) const; | |
766 | |
767 virtual intptr_t get_con() const; | |
768 | |
306
af945ba2e739
6741738: TypePtr::add_offset() set incorrect offset when the add overflows
kvn
parents:
235
diff
changeset
|
769 int xadd_offset( intptr_t offset ) const; |
af945ba2e739
6741738: TypePtr::add_offset() set incorrect offset when the add overflows
kvn
parents:
235
diff
changeset
|
770 virtual const TypePtr *add_offset( intptr_t offset ) const; |
0 | 771 |
772 virtual bool singleton(void) const; // TRUE if type is a singleton | |
773 virtual bool empty(void) const; // TRUE if type is vacuous | |
774 virtual const Type *xmeet( const Type *t ) const; | |
775 int meet_offset( int offset ) const; | |
776 int dual_offset( ) const; | |
777 virtual const Type *xdual() const; // Compute dual right now. | |
778 | |
779 // meet, dual and join over pointer equivalence sets | |
780 PTR meet_ptr( const PTR in_ptr ) const { return ptr_meet[in_ptr][ptr()]; } | |
781 PTR dual_ptr() const { return ptr_dual[ptr()]; } | |
782 | |
783 // This is textually confusing unless one recalls that | |
784 // join(t) == dual()->meet(t->dual())->dual(). | |
785 PTR join_ptr( const PTR in_ptr ) const { | |
786 return ptr_dual[ ptr_meet[ ptr_dual[in_ptr] ] [ dual_ptr() ] ]; | |
787 } | |
788 | |
789 // Tests for relation to centerline of type lattice: | |
790 static bool above_centerline(PTR ptr) { return (ptr <= AnyNull); } | |
791 static bool below_centerline(PTR ptr) { return (ptr >= NotNull); } | |
792 // Convenience common pre-built types. | |
793 static const TypePtr *NULL_PTR; | |
794 static const TypePtr *NOTNULL; | |
795 static const TypePtr *BOTTOM; | |
796 #ifndef PRODUCT | |
797 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; | |
798 #endif | |
799 }; | |
800 | |
801 //------------------------------TypeRawPtr------------------------------------- | |
802 // Class of raw pointers, pointers to things other than Oops. Examples | |
803 // include the stack pointer, top of heap, card-marking area, handles, etc. | |
804 class TypeRawPtr : public TypePtr { | |
805 protected: | |
806 TypeRawPtr( PTR ptr, address bits ) : TypePtr(RawPtr,ptr,0), _bits(bits){} | |
807 public: | |
808 virtual bool eq( const Type *t ) const; | |
809 virtual int hash() const; // Type specific hashing | |
810 | |
811 const address _bits; // Constant value, if applicable | |
812 | |
813 static const TypeRawPtr *make( PTR ptr ); | |
814 static const TypeRawPtr *make( address bits ); | |
815 | |
816 // Return a 'ptr' version of this type | |
817 virtual const Type *cast_to_ptr_type(PTR ptr) const; | |
818 | |
819 virtual intptr_t get_con() const; | |
820 | |
306
af945ba2e739
6741738: TypePtr::add_offset() set incorrect offset when the add overflows
kvn
parents:
235
diff
changeset
|
821 virtual const TypePtr *add_offset( intptr_t offset ) const; |
0 | 822 |
823 virtual const Type *xmeet( const Type *t ) const; | |
824 virtual const Type *xdual() const; // Compute dual right now. | |
825 // Convenience common pre-built types. | |
826 static const TypeRawPtr *BOTTOM; | |
827 static const TypeRawPtr *NOTNULL; | |
828 #ifndef PRODUCT | |
829 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; | |
830 #endif | |
831 }; | |
832 | |
833 //------------------------------TypeOopPtr------------------------------------- | |
834 // Some kind of oop (Java pointer), either klass or instance or array. | |
835 class TypeOopPtr : public TypePtr { | |
836 protected: | |
12966 | 837 TypeOopPtr(TYPES t, PTR ptr, ciKlass* k, bool xk, ciObject* o, int offset, int instance_id, const TypeOopPtr* speculative); |
0 | 838 public: |
839 virtual bool eq( const Type *t ) const; | |
840 virtual int hash() const; // Type specific hashing | |
841 virtual bool singleton(void) const; // TRUE if type is a singleton | |
842 enum { | |
223 | 843 InstanceTop = -1, // undefined instance |
844 InstanceBot = 0 // any possible instance | |
0 | 845 }; |
846 protected: | |
847 | |
848 // Oop is NULL, unless this is a constant oop. | |
849 ciObject* _const_oop; // Constant oop | |
850 // If _klass is NULL, then so is _sig. This is an unloaded klass. | |
851 ciKlass* _klass; // Klass object | |
852 // Does the type exclude subclasses of the klass? (Inexact == polymorphic.) | |
853 bool _klass_is_exact; | |
163 | 854 bool _is_ptr_to_narrowoop; |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
855 bool _is_ptr_to_narrowklass; |
10278 | 856 bool _is_ptr_to_boxed_value; |
0 | 857 |
223 | 858 // If not InstanceTop or InstanceBot, indicates that this is |
859 // a particular instance of this type which is distinct. | |
860 // This is the the node index of the allocation node creating this instance. | |
861 int _instance_id; | |
0 | 862 |
12966 | 863 // Extra type information profiling gave us. We propagate it the |
864 // same way the rest of the type info is propagated. If we want to | |
865 // use it, then we have to emit a guard: this part of the type is | |
866 // not something we know but something we speculate about the type. | |
867 const TypeOopPtr* _speculative; | |
868 | |
0 | 869 static const TypeOopPtr* make_from_klass_common(ciKlass* klass, bool klass_change, bool try_for_exact); |
870 | |
223 | 871 int dual_instance_id() const; |
872 int meet_instance_id(int uid) const; | |
0 | 873 |
12966 | 874 // utility methods to work on the speculative part of the type |
875 const TypeOopPtr* dual_speculative() const; | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
876 const TypeOopPtr* xmeet_speculative(const TypeOopPtr* other) const; |
12966 | 877 bool eq_speculative(const TypeOopPtr* other) const; |
878 int hash_speculative() const; | |
879 const TypeOopPtr* add_offset_speculative(intptr_t offset) const; | |
880 #ifndef PRODUCT | |
881 void dump_speculative(outputStream *st) const; | |
882 #endif | |
883 | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
884 // Do not allow interface-vs.-noninterface joins to collapse to top. |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
885 virtual const Type *filter_helper(const Type *kills, bool include_speculative) const; |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
886 |
0 | 887 public: |
888 // Creates a type given a klass. Correctly handles multi-dimensional arrays | |
889 // Respects UseUniqueSubclasses. | |
890 // If the klass is final, the resulting type will be exact. | |
891 static const TypeOopPtr* make_from_klass(ciKlass* klass) { | |
892 return make_from_klass_common(klass, true, false); | |
893 } | |
894 // Same as before, but will produce an exact type, even if | |
895 // the klass is not final, as long as it has exactly one implementation. | |
896 static const TypeOopPtr* make_from_klass_unique(ciKlass* klass) { | |
897 return make_from_klass_common(klass, true, true); | |
898 } | |
899 // Same as before, but does not respects UseUniqueSubclasses. | |
900 // Use this only for creating array element types. | |
901 static const TypeOopPtr* make_from_klass_raw(ciKlass* klass) { | |
902 return make_from_klass_common(klass, false, false); | |
903 } | |
904 // Creates a singleton type given an object. | |
989
148e5441d916
6863023: need non-perm oops in code cache for JSR 292
jrose
parents:
958
diff
changeset
|
905 // If the object cannot be rendered as a constant, |
148e5441d916
6863023: need non-perm oops in code cache for JSR 292
jrose
parents:
958
diff
changeset
|
906 // may return a non-singleton type. |
148e5441d916
6863023: need non-perm oops in code cache for JSR 292
jrose
parents:
958
diff
changeset
|
907 // If require_constant, produce a NULL if a singleton is not possible. |
10278 | 908 static const TypeOopPtr* make_from_constant(ciObject* o, |
909 bool require_constant = false, | |
910 bool not_null_elements = false); | |
0 | 911 |
912 // Make a generic (unclassed) pointer to an oop. | |
12966 | 913 static const TypeOopPtr* make(PTR ptr, int offset, int instance_id, const TypeOopPtr* speculative); |
0 | 914 |
915 ciObject* const_oop() const { return _const_oop; } | |
916 virtual ciKlass* klass() const { return _klass; } | |
917 bool klass_is_exact() const { return _klass_is_exact; } | |
163 | 918 |
919 // Returns true if this pointer points at memory which contains a | |
920 // compressed oop references. | |
921 bool is_ptr_to_narrowoop_nv() const { return _is_ptr_to_narrowoop; } | |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
922 bool is_ptr_to_narrowklass_nv() const { return _is_ptr_to_narrowklass; } |
10278 | 923 bool is_ptr_to_boxed_value() const { return _is_ptr_to_boxed_value; } |
223 | 924 bool is_known_instance() const { return _instance_id > 0; } |
925 int instance_id() const { return _instance_id; } | |
926 bool is_known_instance_field() const { return is_known_instance() && _offset >= 0; } | |
12966 | 927 const TypeOopPtr* speculative() const { return _speculative; } |
0 | 928 |
929 virtual intptr_t get_con() const; | |
930 | |
931 virtual const Type *cast_to_ptr_type(PTR ptr) const; | |
932 | |
933 virtual const Type *cast_to_exactness(bool klass_is_exact) const; | |
934 | |
223 | 935 virtual const TypeOopPtr *cast_to_instance_id(int instance_id) const; |
0 | 936 |
937 // corresponding pointer to klass, for a given instance | |
938 const TypeKlassPtr* as_klass_type() const; | |
939 | |
306
af945ba2e739
6741738: TypePtr::add_offset() set incorrect offset when the add overflows
kvn
parents:
235
diff
changeset
|
940 virtual const TypePtr *add_offset( intptr_t offset ) const; |
12966 | 941 // Return same type without a speculative part |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
942 virtual const Type* remove_speculative() const; |
0 | 943 |
12966 | 944 virtual const Type *xmeet(const Type *t) const; |
0 | 945 virtual const Type *xdual() const; // Compute dual right now. |
12966 | 946 // the core of the computation of the meet for TypeOopPtr and for its subclasses |
947 virtual const Type *xmeet_helper(const Type *t) const; | |
0 | 948 |
949 // Convenience common pre-built type. | |
950 static const TypeOopPtr *BOTTOM; | |
951 #ifndef PRODUCT | |
952 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; | |
953 #endif | |
12966 | 954 |
955 // Return the speculative type if any | |
956 ciKlass* speculative_type() const { | |
957 if (_speculative != NULL) { | |
958 const TypeOopPtr* speculative = _speculative->join(this)->is_oopptr(); | |
959 if (speculative->klass_is_exact()) { | |
960 return speculative->klass(); | |
961 } | |
962 } | |
963 return NULL; | |
964 } | |
0 | 965 }; |
966 | |
967 //------------------------------TypeInstPtr------------------------------------ | |
968 // Class of Java object pointers, pointing either to non-array Java instances | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
969 // or to a Klass* (including array klasses). |
0 | 970 class TypeInstPtr : public TypeOopPtr { |
12966 | 971 TypeInstPtr(PTR ptr, ciKlass* k, bool xk, ciObject* o, int offset, int instance_id, const TypeOopPtr* speculative); |
0 | 972 virtual bool eq( const Type *t ) const; |
973 virtual int hash() const; // Type specific hashing | |
974 | |
975 ciSymbol* _name; // class name | |
976 | |
977 public: | |
978 ciSymbol* name() const { return _name; } | |
979 | |
980 bool is_loaded() const { return _klass->is_loaded(); } | |
981 | |
982 // Make a pointer to a constant oop. | |
983 static const TypeInstPtr *make(ciObject* o) { | |
12966 | 984 return make(TypePtr::Constant, o->klass(), true, o, 0, InstanceBot); |
0 | 985 } |
986 // Make a pointer to a constant oop with offset. | |
987 static const TypeInstPtr *make(ciObject* o, int offset) { | |
12966 | 988 return make(TypePtr::Constant, o->klass(), true, o, offset, InstanceBot); |
0 | 989 } |
990 | |
991 // Make a pointer to some value of type klass. | |
992 static const TypeInstPtr *make(PTR ptr, ciKlass* klass) { | |
12966 | 993 return make(ptr, klass, false, NULL, 0, InstanceBot); |
0 | 994 } |
995 | |
996 // Make a pointer to some non-polymorphic value of exactly type klass. | |
997 static const TypeInstPtr *make_exact(PTR ptr, ciKlass* klass) { | |
12966 | 998 return make(ptr, klass, true, NULL, 0, InstanceBot); |
0 | 999 } |
1000 | |
1001 // Make a pointer to some value of type klass with offset. | |
1002 static const TypeInstPtr *make(PTR ptr, ciKlass* klass, int offset) { | |
12966 | 1003 return make(ptr, klass, false, NULL, offset, InstanceBot); |
0 | 1004 } |
1005 | |
1006 // Make a pointer to an oop. | |
12966 | 1007 static const TypeInstPtr *make(PTR ptr, ciKlass* k, bool xk, ciObject* o, int offset, int instance_id = InstanceBot, const TypeOopPtr* speculative = NULL); |
0 | 1008 |
10278 | 1009 /** Create constant type for a constant boxed value */ |
1010 const Type* get_const_boxed_value() const; | |
1011 | |
0 | 1012 // If this is a java.lang.Class constant, return the type for it or NULL. |
1013 // Pass to Type::get_const_type to turn it to a type, which will usually | |
1014 // be a TypeInstPtr, but may also be a TypeInt::INT for int.class, etc. | |
1015 ciType* java_mirror_type() const; | |
1016 | |
1017 virtual const Type *cast_to_ptr_type(PTR ptr) const; | |
1018 | |
1019 virtual const Type *cast_to_exactness(bool klass_is_exact) const; | |
1020 | |
223 | 1021 virtual const TypeOopPtr *cast_to_instance_id(int instance_id) const; |
0 | 1022 |
306
af945ba2e739
6741738: TypePtr::add_offset() set incorrect offset when the add overflows
kvn
parents:
235
diff
changeset
|
1023 virtual const TypePtr *add_offset( intptr_t offset ) const; |
12966 | 1024 // Return same type without a speculative part |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1025 virtual const Type* remove_speculative() const; |
0 | 1026 |
12966 | 1027 // the core of the computation of the meet of 2 types |
1028 virtual const Type *xmeet_helper(const Type *t) const; | |
0 | 1029 virtual const TypeInstPtr *xmeet_unloaded( const TypeInstPtr *t ) const; |
1030 virtual const Type *xdual() const; // Compute dual right now. | |
1031 | |
1032 // Convenience common pre-built types. | |
1033 static const TypeInstPtr *NOTNULL; | |
1034 static const TypeInstPtr *BOTTOM; | |
1035 static const TypeInstPtr *MIRROR; | |
1036 static const TypeInstPtr *MARK; | |
1037 static const TypeInstPtr *KLASS; | |
1038 #ifndef PRODUCT | |
1039 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; // Specialized per-Type dumping | |
1040 #endif | |
1041 }; | |
1042 | |
1043 //------------------------------TypeAryPtr------------------------------------- | |
1044 // Class of Java array pointers | |
1045 class TypeAryPtr : public TypeOopPtr { | |
10278 | 1046 TypeAryPtr( PTR ptr, ciObject* o, const TypeAry *ary, ciKlass* k, bool xk, |
12966 | 1047 int offset, int instance_id, bool is_autobox_cache, const TypeOopPtr* speculative) |
1048 : TypeOopPtr(AryPtr,ptr,k,xk,o,offset, instance_id, speculative), | |
10278 | 1049 _ary(ary), |
1050 _is_autobox_cache(is_autobox_cache) | |
1051 { | |
1761 | 1052 #ifdef ASSERT |
1053 if (k != NULL) { | |
1054 // Verify that specified klass and TypeAryPtr::klass() follow the same rules. | |
1055 ciKlass* ck = compute_klass(true); | |
1792 | 1056 if (k != ck) { |
1761 | 1057 this->dump(); tty->cr(); |
1058 tty->print(" k: "); | |
1059 k->print(); tty->cr(); | |
1060 tty->print("ck: "); | |
1061 if (ck != NULL) ck->print(); | |
1062 else tty->print("<NULL>"); | |
1063 tty->cr(); | |
1064 assert(false, "unexpected TypeAryPtr::_klass"); | |
1065 } | |
1066 } | |
1067 #endif | |
1068 } | |
0 | 1069 virtual bool eq( const Type *t ) const; |
1070 virtual int hash() const; // Type specific hashing | |
1071 const TypeAry *_ary; // Array we point into | |
10278 | 1072 const bool _is_autobox_cache; |
0 | 1073 |
1761 | 1074 ciKlass* compute_klass(DEBUG_ONLY(bool verify = false)) const; |
1075 | |
0 | 1076 public: |
1077 // Accessors | |
1078 ciKlass* klass() const; | |
1079 const TypeAry* ary() const { return _ary; } | |
1080 const Type* elem() const { return _ary->_elem; } | |
1081 const TypeInt* size() const { return _ary->_size; } | |
12190
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
1082 bool is_stable() const { return _ary->_stable; } |
0 | 1083 |
10278 | 1084 bool is_autobox_cache() const { return _is_autobox_cache; } |
1085 | |
12966 | 1086 static const TypeAryPtr *make( PTR ptr, const TypeAry *ary, ciKlass* k, bool xk, int offset, int instance_id = InstanceBot, const TypeOopPtr* speculative = NULL); |
0 | 1087 // Constant pointer to array |
12966 | 1088 static const TypeAryPtr *make( PTR ptr, ciObject* o, const TypeAry *ary, ciKlass* k, bool xk, int offset, int instance_id = InstanceBot, const TypeOopPtr* speculative = NULL, bool is_autobox_cache = false); |
0 | 1089 |
1090 // Return a 'ptr' version of this type | |
1091 virtual const Type *cast_to_ptr_type(PTR ptr) const; | |
1092 | |
1093 virtual const Type *cast_to_exactness(bool klass_is_exact) const; | |
1094 | |
223 | 1095 virtual const TypeOopPtr *cast_to_instance_id(int instance_id) const; |
0 | 1096 |
1097 virtual const TypeAryPtr* cast_to_size(const TypeInt* size) const; | |
366
8261ee795323
6711100: 64bit fastdebug server vm crashes with assert(_base == Int,"Not an Int")
rasbold
parents:
306
diff
changeset
|
1098 virtual const TypeInt* narrow_size_type(const TypeInt* size) const; |
0 | 1099 |
1100 virtual bool empty(void) const; // TRUE if type is vacuous | |
306
af945ba2e739
6741738: TypePtr::add_offset() set incorrect offset when the add overflows
kvn
parents:
235
diff
changeset
|
1101 virtual const TypePtr *add_offset( intptr_t offset ) const; |
12966 | 1102 // Return same type without a speculative part |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1103 virtual const Type* remove_speculative() const; |
0 | 1104 |
12966 | 1105 // the core of the computation of the meet of 2 types |
1106 virtual const Type *xmeet_helper(const Type *t) const; | |
0 | 1107 virtual const Type *xdual() const; // Compute dual right now. |
1108 | |
12190
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
1109 const TypeAryPtr* cast_to_stable(bool stable, int stable_dimension = 1) const; |
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
1110 int stable_dimension() const; |
edb5ab0f3fe5
8001107: @Stable annotation for constant folding of lazily evaluated variables
vlivanov
parents:
12146
diff
changeset
|
1111 |
0 | 1112 // Convenience common pre-built types. |
1113 static const TypeAryPtr *RANGE; | |
1114 static const TypeAryPtr *OOPS; | |
163 | 1115 static const TypeAryPtr *NARROWOOPS; |
0 | 1116 static const TypeAryPtr *BYTES; |
1117 static const TypeAryPtr *SHORTS; | |
1118 static const TypeAryPtr *CHARS; | |
1119 static const TypeAryPtr *INTS; | |
1120 static const TypeAryPtr *LONGS; | |
1121 static const TypeAryPtr *FLOATS; | |
1122 static const TypeAryPtr *DOUBLES; | |
1123 // selects one of the above: | |
1124 static const TypeAryPtr *get_array_body_type(BasicType elem) { | |
1125 assert((uint)elem <= T_CONFLICT && _array_body_type[elem] != NULL, "bad elem type"); | |
1126 return _array_body_type[elem]; | |
1127 } | |
1128 static const TypeAryPtr *_array_body_type[T_CONFLICT+1]; | |
1129 // sharpen the type of an int which is used as an array size | |
820
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
1130 #ifdef ASSERT |
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
1131 // One type is interface, the other is oop |
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
1132 virtual bool interface_vs_oop(const Type *t) const; |
915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
kvn
parents:
628
diff
changeset
|
1133 #endif |
0 | 1134 #ifndef PRODUCT |
1135 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; // Specialized per-Type dumping | |
1136 #endif | |
1137 }; | |
1138 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1139 //------------------------------TypeMetadataPtr------------------------------------- |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1140 // Some kind of metadata, either Method*, MethodData* or CPCacheOop |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1141 class TypeMetadataPtr : public TypePtr { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1142 protected: |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1143 TypeMetadataPtr(PTR ptr, ciMetadata* metadata, int offset); |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1144 // Do not allow interface-vs.-noninterface joins to collapse to top. |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1145 virtual const Type *filter_helper(const Type *kills, bool include_speculative) const; |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1146 public: |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1147 virtual bool eq( const Type *t ) const; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1148 virtual int hash() const; // Type specific hashing |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1149 virtual bool singleton(void) const; // TRUE if type is a singleton |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1150 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1151 private: |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1152 ciMetadata* _metadata; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1153 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1154 public: |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1155 static const TypeMetadataPtr* make(PTR ptr, ciMetadata* m, int offset); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1156 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1157 static const TypeMetadataPtr* make(ciMethod* m); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1158 static const TypeMetadataPtr* make(ciMethodData* m); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1159 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1160 ciMetadata* metadata() const { return _metadata; } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1161 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1162 virtual const Type *cast_to_ptr_type(PTR ptr) const; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1163 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1164 virtual const TypePtr *add_offset( intptr_t offset ) const; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1165 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1166 virtual const Type *xmeet( const Type *t ) const; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1167 virtual const Type *xdual() const; // Compute dual right now. |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1168 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1169 virtual intptr_t get_con() const; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1170 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1171 // Convenience common pre-built types. |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1172 static const TypeMetadataPtr *BOTTOM; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1173 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1174 #ifndef PRODUCT |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1175 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1176 #endif |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1177 }; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1178 |
0 | 1179 //------------------------------TypeKlassPtr----------------------------------- |
1180 // Class of Java Klass pointers | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1181 class TypeKlassPtr : public TypePtr { |
0 | 1182 TypeKlassPtr( PTR ptr, ciKlass* klass, int offset ); |
1183 | |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1184 protected: |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1185 virtual const Type *filter_helper(const Type *kills, bool include_speculative) const; |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1186 public: |
0 | 1187 virtual bool eq( const Type *t ) const; |
1188 virtual int hash() const; // Type specific hashing | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1189 virtual bool singleton(void) const; // TRUE if type is a singleton |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1190 private: |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1191 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1192 static const TypeKlassPtr* make_from_klass_common(ciKlass* klass, bool klass_change, bool try_for_exact); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1193 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1194 ciKlass* _klass; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1195 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1196 // Does the type exclude subclasses of the klass? (Inexact == polymorphic.) |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1197 bool _klass_is_exact; |
0 | 1198 |
1199 public: | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1200 ciSymbol* name() const { return klass()->name(); } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1201 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1202 ciKlass* klass() const { return _klass; } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1203 bool klass_is_exact() const { return _klass_is_exact; } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1204 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1205 bool is_loaded() const { return klass()->is_loaded(); } |
0 | 1206 |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1207 // Creates a type given a klass. Correctly handles multi-dimensional arrays |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1208 // Respects UseUniqueSubclasses. |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1209 // If the klass is final, the resulting type will be exact. |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1210 static const TypeKlassPtr* make_from_klass(ciKlass* klass) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1211 return make_from_klass_common(klass, true, false); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1212 } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1213 // Same as before, but will produce an exact type, even if |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1214 // the klass is not final, as long as it has exactly one implementation. |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1215 static const TypeKlassPtr* make_from_klass_unique(ciKlass* klass) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1216 return make_from_klass_common(klass, true, true); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1217 } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1218 // Same as before, but does not respects UseUniqueSubclasses. |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1219 // Use this only for creating array element types. |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1220 static const TypeKlassPtr* make_from_klass_raw(ciKlass* klass) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1221 return make_from_klass_common(klass, false, false); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1222 } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1223 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1224 // Make a generic (unclassed) pointer to metadata. |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1225 static const TypeKlassPtr* make(PTR ptr, int offset); |
555 | 1226 |
0 | 1227 // ptr to klass 'k' |
1228 static const TypeKlassPtr *make( ciKlass* k ) { return make( TypePtr::Constant, k, 0); } | |
1229 // ptr to klass 'k' with offset | |
1230 static const TypeKlassPtr *make( ciKlass* k, int offset ) { return make( TypePtr::Constant, k, offset); } | |
1231 // ptr to klass 'k' or sub-klass | |
1232 static const TypeKlassPtr *make( PTR ptr, ciKlass* k, int offset); | |
1233 | |
1234 virtual const Type *cast_to_ptr_type(PTR ptr) const; | |
1235 | |
1236 virtual const Type *cast_to_exactness(bool klass_is_exact) const; | |
1237 | |
1238 // corresponding pointer to instance, for a given class | |
1239 const TypeOopPtr* as_instance_type() const; | |
1240 | |
306
af945ba2e739
6741738: TypePtr::add_offset() set incorrect offset when the add overflows
kvn
parents:
235
diff
changeset
|
1241 virtual const TypePtr *add_offset( intptr_t offset ) const; |
0 | 1242 virtual const Type *xmeet( const Type *t ) const; |
1243 virtual const Type *xdual() const; // Compute dual right now. | |
1244 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1245 virtual intptr_t get_con() const; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1246 |
0 | 1247 // Convenience common pre-built types. |
1248 static const TypeKlassPtr* OBJECT; // Not-null object klass or below | |
1249 static const TypeKlassPtr* OBJECT_OR_NULL; // Maybe-null version of same | |
1250 #ifndef PRODUCT | |
1251 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; // Specialized per-Type dumping | |
1252 #endif | |
1253 }; | |
1254 | |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1255 class TypeNarrowPtr : public Type { |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1256 protected: |
827
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
1257 const TypePtr* _ptrtype; // Could be TypePtr::NULL_PTR |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1258 |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1259 TypeNarrowPtr(TYPES t, const TypePtr* ptrtype): _ptrtype(ptrtype), |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1260 Type(t) { |
827
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
1261 assert(ptrtype->offset() == 0 || |
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
1262 ptrtype->offset() == OffsetBot || |
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
1263 ptrtype->offset() == OffsetTop, "no real offsets"); |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1264 } |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1265 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1266 virtual const TypeNarrowPtr *isa_same_narrowptr(const Type *t) const = 0; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1267 virtual const TypeNarrowPtr *is_same_narrowptr(const Type *t) const = 0; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1268 virtual const TypeNarrowPtr *make_same_narrowptr(const TypePtr *t) const = 0; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1269 virtual const TypeNarrowPtr *make_hash_same_narrowptr(const TypePtr *t) const = 0; |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1270 // Do not allow interface-vs.-noninterface joins to collapse to top. |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1271 virtual const Type *filter_helper(const Type *kills, bool include_speculative) const; |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1272 public: |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1273 virtual bool eq( const Type *t ) const; |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1274 virtual int hash() const; // Type specific hashing |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1275 virtual bool singleton(void) const; // TRUE if type is a singleton |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1276 |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1277 virtual const Type *xmeet( const Type *t ) const; |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1278 virtual const Type *xdual() const; // Compute dual right now. |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1279 |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1280 virtual intptr_t get_con() const; |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1281 |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1282 virtual bool empty(void) const; // TRUE if type is vacuous |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1283 |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1284 // returns the equivalent ptr type for this compressed pointer |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1285 const TypePtr *get_ptrtype() const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1286 return _ptrtype; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1287 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1288 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1289 #ifndef PRODUCT |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1290 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1291 #endif |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1292 }; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1293 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1294 //------------------------------TypeNarrowOop---------------------------------- |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1295 // A compressed reference to some kind of Oop. This type wraps around |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1296 // a preexisting TypeOopPtr and forwards most of it's operations to |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1297 // the underlying type. It's only real purpose is to track the |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1298 // oopness of the compressed oop value when we expose the conversion |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1299 // between the normal and the compressed form. |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1300 class TypeNarrowOop : public TypeNarrowPtr { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1301 protected: |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1302 TypeNarrowOop( const TypePtr* ptrtype): TypeNarrowPtr(NarrowOop, ptrtype) { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1303 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1304 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1305 virtual const TypeNarrowPtr *isa_same_narrowptr(const Type *t) const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1306 return t->isa_narrowoop(); |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1307 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1308 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1309 virtual const TypeNarrowPtr *is_same_narrowptr(const Type *t) const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1310 return t->is_narrowoop(); |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1311 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1312 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1313 virtual const TypeNarrowPtr *make_same_narrowptr(const TypePtr *t) const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1314 return new TypeNarrowOop(t); |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1315 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1316 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1317 virtual const TypeNarrowPtr *make_hash_same_narrowptr(const TypePtr *t) const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1318 return (const TypeNarrowPtr*)((new TypeNarrowOop(t))->hashcons()); |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1319 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1320 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1321 public: |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1322 |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1323 static const TypeNarrowOop *make( const TypePtr* type); |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1324 |
2379
b099aaf51bf8
6962931: move interned strings out of the perm gen
jcoomes
parents:
1972
diff
changeset
|
1325 static const TypeNarrowOop* make_from_constant(ciObject* con, bool require_constant = false) { |
b099aaf51bf8
6962931: move interned strings out of the perm gen
jcoomes
parents:
1972
diff
changeset
|
1326 return make(TypeOopPtr::make_from_constant(con, require_constant)); |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1327 } |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1328 |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1329 static const TypeNarrowOop *BOTTOM; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1330 static const TypeNarrowOop *NULL_PTR; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1331 |
14383
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1332 virtual const Type* remove_speculative() const { |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1333 return make(_ptrtype->remove_speculative()->is_ptr()); |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1334 } |
5ec7dace41a6
8027422: assert(_gvn.type(obj)->higher_equal(tjp)) failed: cast_up is no longer needed
roland
parents:
13014
diff
changeset
|
1335 |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1336 #ifndef PRODUCT |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1337 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1338 #endif |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1339 }; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1340 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1341 //------------------------------TypeNarrowKlass---------------------------------- |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1342 // A compressed reference to klass pointer. This type wraps around a |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1343 // preexisting TypeKlassPtr and forwards most of it's operations to |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1344 // the underlying type. |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1345 class TypeNarrowKlass : public TypeNarrowPtr { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1346 protected: |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1347 TypeNarrowKlass( const TypePtr* ptrtype): TypeNarrowPtr(NarrowKlass, ptrtype) { |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1348 } |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1349 |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1350 virtual const TypeNarrowPtr *isa_same_narrowptr(const Type *t) const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1351 return t->isa_narrowklass(); |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1352 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1353 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1354 virtual const TypeNarrowPtr *is_same_narrowptr(const Type *t) const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1355 return t->is_narrowklass(); |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1356 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1357 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1358 virtual const TypeNarrowPtr *make_same_narrowptr(const TypePtr *t) const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1359 return new TypeNarrowKlass(t); |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1360 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1361 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1362 virtual const TypeNarrowPtr *make_hash_same_narrowptr(const TypePtr *t) const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1363 return (const TypeNarrowPtr*)((new TypeNarrowKlass(t))->hashcons()); |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1364 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1365 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1366 public: |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1367 static const TypeNarrowKlass *make( const TypePtr* type); |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1368 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1369 // static const TypeNarrowKlass *BOTTOM; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1370 static const TypeNarrowKlass *NULL_PTR; |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1371 |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1372 #ifndef PRODUCT |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1373 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1374 #endif |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1375 }; |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1376 |
0 | 1377 //------------------------------TypeFunc--------------------------------------- |
1378 // Class of Array Types | |
1379 class TypeFunc : public Type { | |
1380 TypeFunc( const TypeTuple *domain, const TypeTuple *range ) : Type(Function), _domain(domain), _range(range) {} | |
1381 virtual bool eq( const Type *t ) const; | |
1382 virtual int hash() const; // Type specific hashing | |
1383 virtual bool singleton(void) const; // TRUE if type is a singleton | |
1384 virtual bool empty(void) const; // TRUE if type is vacuous | |
1385 public: | |
1386 // Constants are shared among ADLC and VM | |
1387 enum { Control = AdlcVMDeps::Control, | |
1388 I_O = AdlcVMDeps::I_O, | |
1389 Memory = AdlcVMDeps::Memory, | |
1390 FramePtr = AdlcVMDeps::FramePtr, | |
1391 ReturnAdr = AdlcVMDeps::ReturnAdr, | |
1392 Parms = AdlcVMDeps::Parms | |
1393 }; | |
1394 | |
1395 const TypeTuple* const _domain; // Domain of inputs | |
1396 const TypeTuple* const _range; // Range of results | |
1397 | |
1398 // Accessors: | |
1399 const TypeTuple* domain() const { return _domain; } | |
1400 const TypeTuple* range() const { return _range; } | |
1401 | |
1402 static const TypeFunc *make(ciMethod* method); | |
1403 static const TypeFunc *make(ciSignature signature, const Type* extra); | |
1404 static const TypeFunc *make(const TypeTuple* domain, const TypeTuple* range); | |
1405 | |
1406 virtual const Type *xmeet( const Type *t ) const; | |
1407 virtual const Type *xdual() const; // Compute dual right now. | |
1408 | |
1409 BasicType return_type() const; | |
1410 | |
1411 #ifndef PRODUCT | |
1412 virtual void dump2( Dict &d, uint depth, outputStream *st ) const; // Specialized per-Type dumping | |
1413 #endif | |
1414 // Convenience common pre-built types. | |
1415 }; | |
1416 | |
1417 //------------------------------accessors-------------------------------------- | |
163 | 1418 inline bool Type::is_ptr_to_narrowoop() const { |
1419 #ifdef _LP64 | |
1420 return (isa_oopptr() != NULL && is_oopptr()->is_ptr_to_narrowoop_nv()); | |
1421 #else | |
1422 return false; | |
1423 #endif | |
1424 } | |
1425 | |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1426 inline bool Type::is_ptr_to_narrowklass() const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1427 #ifdef _LP64 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1428 return (isa_oopptr() != NULL && is_oopptr()->is_ptr_to_narrowklass_nv()); |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1429 #else |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1430 return false; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1431 #endif |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1432 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1433 |
0 | 1434 inline float Type::getf() const { |
1435 assert( _base == FloatCon, "Not a FloatCon" ); | |
1436 return ((TypeF*)this)->_f; | |
1437 } | |
1438 | |
1439 inline double Type::getd() const { | |
1440 assert( _base == DoubleCon, "Not a DoubleCon" ); | |
1441 return ((TypeD*)this)->_d; | |
1442 } | |
1443 | |
1444 inline const TypeInt *Type::is_int() const { | |
1445 assert( _base == Int, "Not an Int" ); | |
1446 return (TypeInt*)this; | |
1447 } | |
1448 | |
1449 inline const TypeInt *Type::isa_int() const { | |
1450 return ( _base == Int ? (TypeInt*)this : NULL); | |
1451 } | |
1452 | |
1453 inline const TypeLong *Type::is_long() const { | |
1454 assert( _base == Long, "Not a Long" ); | |
1455 return (TypeLong*)this; | |
1456 } | |
1457 | |
1458 inline const TypeLong *Type::isa_long() const { | |
1459 return ( _base == Long ? (TypeLong*)this : NULL); | |
1460 } | |
1461 | |
7194
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1462 inline const TypeF *Type::isa_float() const { |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1463 return ((_base == FloatTop || |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1464 _base == FloatCon || |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1465 _base == FloatBot) ? (TypeF*)this : NULL); |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1466 } |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1467 |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1468 inline const TypeF *Type::is_float_constant() const { |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1469 assert( _base == FloatCon, "Not a Float" ); |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1470 return (TypeF*)this; |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1471 } |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1472 |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1473 inline const TypeF *Type::isa_float_constant() const { |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1474 return ( _base == FloatCon ? (TypeF*)this : NULL); |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1475 } |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1476 |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1477 inline const TypeD *Type::isa_double() const { |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1478 return ((_base == DoubleTop || |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1479 _base == DoubleCon || |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1480 _base == DoubleBot) ? (TypeD*)this : NULL); |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1481 } |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1482 |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1483 inline const TypeD *Type::is_double_constant() const { |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1484 assert( _base == DoubleCon, "Not a Double" ); |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1485 return (TypeD*)this; |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1486 } |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1487 |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1488 inline const TypeD *Type::isa_double_constant() const { |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1489 return ( _base == DoubleCon ? (TypeD*)this : NULL); |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1490 } |
beebba0acc11
7172640: C2: instrinsic implementations in LibraryCallKit should use argument() instead of pop()
twisti
parents:
6848
diff
changeset
|
1491 |
0 | 1492 inline const TypeTuple *Type::is_tuple() const { |
1493 assert( _base == Tuple, "Not a Tuple" ); | |
1494 return (TypeTuple*)this; | |
1495 } | |
1496 | |
1497 inline const TypeAry *Type::is_ary() const { | |
1498 assert( _base == Array , "Not an Array" ); | |
1499 return (TypeAry*)this; | |
1500 } | |
1501 | |
6179
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
1502 inline const TypeVect *Type::is_vect() const { |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
1503 assert( _base >= VectorS && _base <= VectorY, "Not a Vector" ); |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
1504 return (TypeVect*)this; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
1505 } |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
1506 |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
1507 inline const TypeVect *Type::isa_vect() const { |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
1508 return (_base >= VectorS && _base <= VectorY) ? (TypeVect*)this : NULL; |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
1509 } |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
3939
diff
changeset
|
1510 |
0 | 1511 inline const TypePtr *Type::is_ptr() const { |
1512 // AnyPtr is the first Ptr and KlassPtr the last, with no non-ptrs between. | |
1513 assert(_base >= AnyPtr && _base <= KlassPtr, "Not a pointer"); | |
1514 return (TypePtr*)this; | |
1515 } | |
1516 | |
1517 inline const TypePtr *Type::isa_ptr() const { | |
1518 // AnyPtr is the first Ptr and KlassPtr the last, with no non-ptrs between. | |
1519 return (_base >= AnyPtr && _base <= KlassPtr) ? (TypePtr*)this : NULL; | |
1520 } | |
1521 | |
1522 inline const TypeOopPtr *Type::is_oopptr() const { | |
1523 // OopPtr is the first and KlassPtr the last, with no non-oops between. | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1524 assert(_base >= OopPtr && _base <= AryPtr, "Not a Java pointer" ) ; |
0 | 1525 return (TypeOopPtr*)this; |
1526 } | |
1527 | |
1528 inline const TypeOopPtr *Type::isa_oopptr() const { | |
1529 // OopPtr is the first and KlassPtr the last, with no non-oops between. | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1530 return (_base >= OopPtr && _base <= AryPtr) ? (TypeOopPtr*)this : NULL; |
0 | 1531 } |
1532 | |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1533 inline const TypeRawPtr *Type::isa_rawptr() const { |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1534 return (_base == RawPtr) ? (TypeRawPtr*)this : NULL; |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1535 } |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1536 |
0 | 1537 inline const TypeRawPtr *Type::is_rawptr() const { |
1538 assert( _base == RawPtr, "Not a raw pointer" ); | |
1539 return (TypeRawPtr*)this; | |
1540 } | |
1541 | |
1542 inline const TypeInstPtr *Type::isa_instptr() const { | |
1543 return (_base == InstPtr) ? (TypeInstPtr*)this : NULL; | |
1544 } | |
1545 | |
1546 inline const TypeInstPtr *Type::is_instptr() const { | |
1547 assert( _base == InstPtr, "Not an object pointer" ); | |
1548 return (TypeInstPtr*)this; | |
1549 } | |
1550 | |
1551 inline const TypeAryPtr *Type::isa_aryptr() const { | |
1552 return (_base == AryPtr) ? (TypeAryPtr*)this : NULL; | |
1553 } | |
1554 | |
1555 inline const TypeAryPtr *Type::is_aryptr() const { | |
1556 assert( _base == AryPtr, "Not an array pointer" ); | |
1557 return (TypeAryPtr*)this; | |
1558 } | |
1559 | |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1560 inline const TypeNarrowOop *Type::is_narrowoop() const { |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1561 // OopPtr is the first and KlassPtr the last, with no non-oops between. |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1562 assert(_base == NarrowOop, "Not a narrow oop" ) ; |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1563 return (TypeNarrowOop*)this; |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1564 } |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1565 |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1566 inline const TypeNarrowOop *Type::isa_narrowoop() const { |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1567 // OopPtr is the first and KlassPtr the last, with no non-oops between. |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1568 return (_base == NarrowOop) ? (TypeNarrowOop*)this : NULL; |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1569 } |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
64
diff
changeset
|
1570 |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1571 inline const TypeNarrowKlass *Type::is_narrowklass() const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1572 assert(_base == NarrowKlass, "Not a narrow oop" ) ; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1573 return (TypeNarrowKlass*)this; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1574 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1575 |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1576 inline const TypeNarrowKlass *Type::isa_narrowklass() const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1577 return (_base == NarrowKlass) ? (TypeNarrowKlass*)this : NULL; |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1578 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1579 |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1580 inline const TypeMetadataPtr *Type::is_metadataptr() const { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1581 // MetadataPtr is the first and CPCachePtr the last |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1582 assert(_base == MetadataPtr, "Not a metadata pointer" ) ; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1583 return (TypeMetadataPtr*)this; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1584 } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1585 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1586 inline const TypeMetadataPtr *Type::isa_metadataptr() const { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1587 return (_base == MetadataPtr) ? (TypeMetadataPtr*)this : NULL; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1588 } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6179
diff
changeset
|
1589 |
0 | 1590 inline const TypeKlassPtr *Type::isa_klassptr() const { |
1591 return (_base == KlassPtr) ? (TypeKlassPtr*)this : NULL; | |
1592 } | |
1593 | |
1594 inline const TypeKlassPtr *Type::is_klassptr() const { | |
1595 assert( _base == KlassPtr, "Not a klass pointer" ); | |
1596 return (TypeKlassPtr*)this; | |
1597 } | |
1598 | |
221
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
1599 inline const TypePtr* Type::make_ptr() const { |
827
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
1600 return (_base == NarrowOop) ? is_narrowoop()->get_ptrtype() : |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1601 ((_base == NarrowKlass) ? is_narrowklass()->get_ptrtype() : |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1602 (isa_ptr() ? is_ptr() : NULL)); |
221
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
1603 } |
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
1604 |
827
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
1605 inline const TypeOopPtr* Type::make_oopptr() const { |
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
1606 return (_base == NarrowOop) ? is_narrowoop()->get_ptrtype()->is_oopptr() : is_oopptr(); |
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
1607 } |
bf3489cc0aa0
6856025: assert(_base >= OopPtr && _base <= KlassPtr,"Not a Java pointer")
never
parents:
820
diff
changeset
|
1608 |
221
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
1609 inline const TypeNarrowOop* Type::make_narrowoop() const { |
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
1610 return (_base == NarrowOop) ? is_narrowoop() : |
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
1611 (isa_ptr() ? TypeNarrowOop::make(is_ptr()) : NULL); |
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
1612 } |
1e026f8da827
6710487: More than half of JDI Regression tests hang with COOPs in -Xcomp mode
kvn
parents:
163
diff
changeset
|
1613 |
6848
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1614 inline const TypeNarrowKlass* Type::make_narrowklass() const { |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1615 return (_base == NarrowKlass) ? is_narrowklass() : |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1616 (isa_ptr() ? TypeNarrowKlass::make(is_ptr()) : NULL); |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1617 } |
8e47bac5643a
7054512: Compress class pointers after perm gen removal
roland
parents:
6725
diff
changeset
|
1618 |
0 | 1619 inline bool Type::is_floatingpoint() const { |
1620 if( (_base == FloatCon) || (_base == FloatBot) || | |
1621 (_base == DoubleCon) || (_base == DoubleBot) ) | |
1622 return true; | |
1623 return false; | |
1624 } | |
1625 | |
10278 | 1626 inline bool Type::is_ptr_to_boxing_obj() const { |
1627 const TypeInstPtr* tp = isa_instptr(); | |
1628 return (tp != NULL) && (tp->offset() == 0) && | |
1629 tp->klass()->is_instance_klass() && | |
1630 tp->klass()->as_instance_klass()->is_box_klass(); | |
1631 } | |
1632 | |
0 | 1633 |
1634 // =============================================================== | |
1635 // Things that need to be 64-bits in the 64-bit build but | |
1636 // 32-bits in the 32-bit build. Done this way to get full | |
1637 // optimization AND strong typing. | |
1638 #ifdef _LP64 | |
1639 | |
1640 // For type queries and asserts | |
1641 #define is_intptr_t is_long | |
1642 #define isa_intptr_t isa_long | |
1643 #define find_intptr_t_type find_long_type | |
1644 #define find_intptr_t_con find_long_con | |
1645 #define TypeX TypeLong | |
1646 #define Type_X Type::Long | |
1647 #define TypeX_X TypeLong::LONG | |
1648 #define TypeX_ZERO TypeLong::ZERO | |
1649 // For 'ideal_reg' machine registers | |
1650 #define Op_RegX Op_RegL | |
1651 // For phase->intcon variants | |
1652 #define MakeConX longcon | |
1653 #define ConXNode ConLNode | |
1654 // For array index arithmetic | |
1655 #define MulXNode MulLNode | |
1656 #define AndXNode AndLNode | |
1657 #define OrXNode OrLNode | |
1658 #define CmpXNode CmpLNode | |
1659 #define SubXNode SubLNode | |
1660 #define LShiftXNode LShiftLNode | |
1661 // For object size computation: | |
1662 #define AddXNode AddLNode | |
17
ff5961f4c095
6395208: Elide autoboxing for calls to HashMap.get(int) and HashMap.get(long)
never
parents:
0
diff
changeset
|
1663 #define RShiftXNode RShiftLNode |
0 | 1664 // For card marks and hashcodes |
1665 #define URShiftXNode URShiftLNode | |
420
a1980da045cc
6462850: generate biased locking code in C2 ideal graph
kvn
parents:
366
diff
changeset
|
1666 // UseOptoBiasInlining |
a1980da045cc
6462850: generate biased locking code in C2 ideal graph
kvn
parents:
366
diff
changeset
|
1667 #define XorXNode XorLNode |
a1980da045cc
6462850: generate biased locking code in C2 ideal graph
kvn
parents:
366
diff
changeset
|
1668 #define StoreXConditionalNode StoreLConditionalNode |
0 | 1669 // Opcodes |
1670 #define Op_LShiftX Op_LShiftL | |
1671 #define Op_AndX Op_AndL | |
1672 #define Op_AddX Op_AddL | |
1673 #define Op_SubX Op_SubL | |
851
fc4be448891f
6851742: (EA) allocation elimination doesn't work with UseG1GC
kvn
parents:
827
diff
changeset
|
1674 #define Op_XorX Op_XorL |
fc4be448891f
6851742: (EA) allocation elimination doesn't work with UseG1GC
kvn
parents:
827
diff
changeset
|
1675 #define Op_URShiftX Op_URShiftL |
0 | 1676 // conversions |
1677 #define ConvI2X(x) ConvI2L(x) | |
1678 #define ConvL2X(x) (x) | |
1679 #define ConvX2I(x) ConvL2I(x) | |
1680 #define ConvX2L(x) (x) | |
1681 | |
1682 #else | |
1683 | |
1684 // For type queries and asserts | |
1685 #define is_intptr_t is_int | |
1686 #define isa_intptr_t isa_int | |
1687 #define find_intptr_t_type find_int_type | |
1688 #define find_intptr_t_con find_int_con | |
1689 #define TypeX TypeInt | |
1690 #define Type_X Type::Int | |
1691 #define TypeX_X TypeInt::INT | |
1692 #define TypeX_ZERO TypeInt::ZERO | |
1693 // For 'ideal_reg' machine registers | |
1694 #define Op_RegX Op_RegI | |
1695 // For phase->intcon variants | |
1696 #define MakeConX intcon | |
1697 #define ConXNode ConINode | |
1698 // For array index arithmetic | |
1699 #define MulXNode MulINode | |
1700 #define AndXNode AndINode | |
1701 #define OrXNode OrINode | |
1702 #define CmpXNode CmpINode | |
1703 #define SubXNode SubINode | |
1704 #define LShiftXNode LShiftINode | |
1705 // For object size computation: | |
1706 #define AddXNode AddINode | |
17
ff5961f4c095
6395208: Elide autoboxing for calls to HashMap.get(int) and HashMap.get(long)
never
parents:
0
diff
changeset
|
1707 #define RShiftXNode RShiftINode |
0 | 1708 // For card marks and hashcodes |
1709 #define URShiftXNode URShiftINode | |
420
a1980da045cc
6462850: generate biased locking code in C2 ideal graph
kvn
parents:
366
diff
changeset
|
1710 // UseOptoBiasInlining |
a1980da045cc
6462850: generate biased locking code in C2 ideal graph
kvn
parents:
366
diff
changeset
|
1711 #define XorXNode XorINode |
a1980da045cc
6462850: generate biased locking code in C2 ideal graph
kvn
parents:
366
diff
changeset
|
1712 #define StoreXConditionalNode StoreIConditionalNode |
0 | 1713 // Opcodes |
1714 #define Op_LShiftX Op_LShiftI | |
1715 #define Op_AndX Op_AndI | |
1716 #define Op_AddX Op_AddI | |
1717 #define Op_SubX Op_SubI | |
851
fc4be448891f
6851742: (EA) allocation elimination doesn't work with UseG1GC
kvn
parents:
827
diff
changeset
|
1718 #define Op_XorX Op_XorI |
fc4be448891f
6851742: (EA) allocation elimination doesn't work with UseG1GC
kvn
parents:
827
diff
changeset
|
1719 #define Op_URShiftX Op_URShiftI |
0 | 1720 // conversions |
1721 #define ConvI2X(x) (x) | |
1722 #define ConvL2X(x) ConvL2I(x) | |
1723 #define ConvX2I(x) (x) | |
1724 #define ConvX2L(x) ConvI2L(x) | |
1725 | |
1726 #endif | |
1972 | 1727 |
1728 #endif // SHARE_VM_OPTO_TYPE_HPP |