Mercurial > hg > truffle
annotate src/share/vm/code/codeBlob.cpp @ 6266:1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
6984705: JSR 292 method handle creation should not go through JNI
Summary: remove assembly code for JDK 7 chained method handles
Reviewed-by: jrose, twisti, kvn, mhaupt
Contributed-by: John Rose <john.r.rose@oracle.com>, Christian Thalinger <christian.thalinger@oracle.com>, Michael Haupt <michael.haupt@oracle.com>
| author | twisti |
|---|---|
| date | Tue, 24 Jul 2012 10:51:00 -0700 |
| parents | d2a62e0f25eb |
| children | da91efe96a93 8c5333c80cfd |
| rev | line source |
|---|---|
| 0 | 1 /* |
|
2426
1d1603768966
7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass
trims
parents:
2192
diff
changeset
|
2 * Copyright (c) 1998, 2011, 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:
1299
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1299
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:
1299
diff
changeset
|
21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #include "precompiled.hpp" |
| 26 #include "code/codeBlob.hpp" | |
| 27 #include "code/codeCache.hpp" | |
| 28 #include "code/relocInfo.hpp" | |
| 29 #include "compiler/disassembler.hpp" | |
| 30 #include "interpreter/bytecode.hpp" | |
| 31 #include "memory/allocation.inline.hpp" | |
| 32 #include "memory/heap.hpp" | |
| 33 #include "oops/oop.inline.hpp" | |
| 34 #include "prims/forte.hpp" | |
| 35 #include "runtime/handles.inline.hpp" | |
| 36 #include "runtime/interfaceSupport.hpp" | |
| 37 #include "runtime/mutexLocker.hpp" | |
| 38 #include "runtime/safepoint.hpp" | |
| 39 #include "runtime/sharedRuntime.hpp" | |
| 40 #include "runtime/vframe.hpp" | |
| 41 #include "services/memoryService.hpp" | |
| 42 #ifdef TARGET_ARCH_x86 | |
| 43 # include "nativeInst_x86.hpp" | |
| 44 #endif | |
| 45 #ifdef TARGET_ARCH_sparc | |
| 46 # include "nativeInst_sparc.hpp" | |
| 47 #endif | |
| 48 #ifdef TARGET_ARCH_zero | |
| 49 # include "nativeInst_zero.hpp" | |
| 50 #endif | |
|
2192
b92c45f2bc75
7016023: Enable building ARM and PPC from src/closed repository
bobv
parents:
1972
diff
changeset
|
51 #ifdef TARGET_ARCH_arm |
|
b92c45f2bc75
7016023: Enable building ARM and PPC from src/closed repository
bobv
parents:
1972
diff
changeset
|
52 # include "nativeInst_arm.hpp" |
|
b92c45f2bc75
7016023: Enable building ARM and PPC from src/closed repository
bobv
parents:
1972
diff
changeset
|
53 #endif |
|
b92c45f2bc75
7016023: Enable building ARM and PPC from src/closed repository
bobv
parents:
1972
diff
changeset
|
54 #ifdef TARGET_ARCH_ppc |
|
b92c45f2bc75
7016023: Enable building ARM and PPC from src/closed repository
bobv
parents:
1972
diff
changeset
|
55 # include "nativeInst_ppc.hpp" |
|
b92c45f2bc75
7016023: Enable building ARM and PPC from src/closed repository
bobv
parents:
1972
diff
changeset
|
56 #endif |
| 1972 | 57 #ifdef COMPILER1 |
| 58 #include "c1/c1_Runtime1.hpp" | |
| 59 #endif | |
| 0 | 60 |
| 61 unsigned int align_code_offset(int offset) { | |
| 62 // align the size to CodeEntryAlignment | |
| 63 return | |
| 64 ((offset + (int)CodeHeap::header_size() + (CodeEntryAlignment-1)) & ~(CodeEntryAlignment-1)) | |
| 65 - (int)CodeHeap::header_size(); | |
| 66 } | |
| 67 | |
| 68 | |
| 69 // This must be consistent with the CodeBlob constructor's layout actions. | |
| 70 unsigned int CodeBlob::allocation_size(CodeBuffer* cb, int header_size) { | |
| 71 unsigned int size = header_size; | |
| 72 size += round_to(cb->total_relocation_size(), oopSize); | |
| 73 // align the size to CodeEntryAlignment | |
| 74 size = align_code_offset(size); | |
| 1748 | 75 size += round_to(cb->total_content_size(), oopSize); |
| 0 | 76 size += round_to(cb->total_oop_size(), oopSize); |
| 77 return size; | |
| 78 } | |
| 79 | |
| 80 | |
| 81 // Creates a simple CodeBlob. Sets up the size of the different regions. | |
| 82 CodeBlob::CodeBlob(const char* name, int header_size, int size, int frame_complete, int locs_size) { | |
| 1748 | 83 assert(size == round_to(size, oopSize), "unaligned size"); |
| 84 assert(locs_size == round_to(locs_size, oopSize), "unaligned size"); | |
| 0 | 85 assert(header_size == round_to(header_size, oopSize), "unaligned size"); |
| 86 assert(!UseRelocIndex, "no space allocated for reloc index yet"); | |
| 87 | |
| 88 // Note: If UseRelocIndex is enabled, there needs to be (at least) one | |
| 89 // extra word for the relocation information, containing the reloc | |
| 90 // index table length. Unfortunately, the reloc index table imple- | |
| 91 // mentation is not easily understandable and thus it is not clear | |
| 92 // what exactly the format is supposed to be. For now, we just turn | |
| 93 // off the use of this table (gri 7/6/2000). | |
| 94 | |
| 95 _name = name; | |
| 96 _size = size; | |
| 97 _frame_complete_offset = frame_complete; | |
| 98 _header_size = header_size; | |
| 99 _relocation_size = locs_size; | |
| 1748 | 100 _content_offset = align_code_offset(header_size + _relocation_size); |
| 101 _code_offset = _content_offset; | |
| 0 | 102 _data_offset = size; |
| 103 _frame_size = 0; | |
| 104 set_oop_maps(NULL); | |
| 105 } | |
| 106 | |
| 107 | |
| 108 // Creates a CodeBlob from a CodeBuffer. Sets up the size of the different regions, | |
| 109 // and copy code and relocation info. | |
| 110 CodeBlob::CodeBlob( | |
| 111 const char* name, | |
| 112 CodeBuffer* cb, | |
| 113 int header_size, | |
| 114 int size, | |
| 115 int frame_complete, | |
| 116 int frame_size, | |
| 117 OopMapSet* oop_maps | |
| 118 ) { | |
| 1748 | 119 assert(size == round_to(size, oopSize), "unaligned size"); |
| 0 | 120 assert(header_size == round_to(header_size, oopSize), "unaligned size"); |
| 121 | |
| 122 _name = name; | |
| 123 _size = size; | |
| 124 _frame_complete_offset = frame_complete; | |
| 125 _header_size = header_size; | |
| 126 _relocation_size = round_to(cb->total_relocation_size(), oopSize); | |
| 1748 | 127 _content_offset = align_code_offset(header_size + _relocation_size); |
|
1762
0878d7bae69f
6961697: move nmethod constants section before instruction section
twisti
parents:
1748
diff
changeset
|
128 _code_offset = _content_offset + cb->total_offset_of(cb->insts()); |
| 1748 | 129 _data_offset = _content_offset + round_to(cb->total_content_size(), oopSize); |
| 0 | 130 assert(_data_offset <= size, "codeBlob is too small"); |
| 131 | |
| 132 cb->copy_code_and_locs_to(this); | |
| 133 set_oop_maps(oop_maps); | |
| 134 _frame_size = frame_size; | |
| 135 #ifdef COMPILER1 | |
| 136 // probably wrong for tiered | |
| 137 assert(_frame_size >= -1, "must use frame size or -1 for runtime stubs"); | |
| 138 #endif // COMPILER1 | |
| 139 } | |
| 140 | |
| 141 | |
| 142 void CodeBlob::set_oop_maps(OopMapSet* p) { | |
| 143 // Danger Will Robinson! This method allocates a big | |
| 144 // chunk of memory, its your job to free it. | |
| 145 if (p != NULL) { | |
| 146 // We need to allocate a chunk big enough to hold the OopMapSet and all of its OopMaps | |
| 6197 | 147 _oop_maps = (OopMapSet* )NEW_C_HEAP_ARRAY(unsigned char, p->heap_size(), mtCode); |
| 0 | 148 p->copy_to((address)_oop_maps); |
| 149 } else { | |
| 150 _oop_maps = NULL; | |
| 151 } | |
| 152 } | |
| 153 | |
| 154 | |
|
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
155 void CodeBlob::trace_new_stub(CodeBlob* stub, const char* name1, const char* name2) { |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
156 // Do not hold the CodeCache lock during name formatting. |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
157 assert(!CodeCache_lock->owned_by_self(), "release CodeCache before registering the stub"); |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
158 |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
159 if (stub != NULL) { |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
160 char stub_id[256]; |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
161 assert(strlen(name1) + strlen(name2) < sizeof(stub_id), ""); |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
162 jio_snprintf(stub_id, sizeof(stub_id), "%s%s", name1, name2); |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
163 if (PrintStubCode) { |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
164 tty->print_cr("Decoding %s " INTPTR_FORMAT, stub_id, (intptr_t) stub); |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
165 Disassembler::decode(stub->code_begin(), stub->code_end()); |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
166 } |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
167 Forte::register_stub(stub_id, stub->code_begin(), stub->code_end()); |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
168 |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
169 if (JvmtiExport::should_post_dynamic_code_generated()) { |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
170 const char* stub_name = name2; |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
171 if (name2[0] == '\0') stub_name = name1; |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
172 JvmtiExport::post_dynamic_code_generated(stub_name, stub->code_begin(), stub->code_end()); |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
173 } |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
174 } |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
175 |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
176 // Track memory usage statistic after releasing CodeCache_lock |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
177 MemoryService::track_code_cache_memory_usage(); |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
178 } |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
179 |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
180 |
| 0 | 181 void CodeBlob::flush() { |
| 182 if (_oop_maps) { | |
| 6197 | 183 FREE_C_HEAP_ARRAY(unsigned char, _oop_maps, mtCode); |
| 0 | 184 _oop_maps = NULL; |
| 185 } | |
| 186 _comments.free(); | |
| 187 } | |
| 188 | |
| 189 | |
| 190 OopMap* CodeBlob::oop_map_for_return_address(address return_address) { | |
| 1748 | 191 assert(oop_maps() != NULL, "nope"); |
| 192 return oop_maps()->find_map_at_offset((intptr_t) return_address - (intptr_t) code_begin()); | |
| 0 | 193 } |
| 194 | |
| 195 | |
| 196 //---------------------------------------------------------------------------------------------------- | |
| 197 // Implementation of BufferBlob | |
| 198 | |
| 199 | |
| 200 BufferBlob::BufferBlob(const char* name, int size) | |
| 201 : CodeBlob(name, sizeof(BufferBlob), size, CodeOffsets::frame_never_safe, /*locs_size:*/ 0) | |
| 202 {} | |
| 203 | |
| 204 BufferBlob* BufferBlob::create(const char* name, int buffer_size) { | |
| 205 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
| 206 | |
| 207 BufferBlob* blob = NULL; | |
| 208 unsigned int size = sizeof(BufferBlob); | |
| 209 // align the size to CodeEntryAlignment | |
| 210 size = align_code_offset(size); | |
| 211 size += round_to(buffer_size, oopSize); | |
| 212 assert(name != NULL, "must provide a name"); | |
| 213 { | |
| 214 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
| 215 blob = new (size) BufferBlob(name, size); | |
| 216 } | |
| 217 // Track memory usage statistic after releasing CodeCache_lock | |
| 218 MemoryService::track_code_cache_memory_usage(); | |
| 219 | |
| 220 return blob; | |
| 221 } | |
| 222 | |
| 223 | |
| 224 BufferBlob::BufferBlob(const char* name, int size, CodeBuffer* cb) | |
| 225 : CodeBlob(name, cb, sizeof(BufferBlob), size, CodeOffsets::frame_never_safe, 0, NULL) | |
| 226 {} | |
| 227 | |
| 228 BufferBlob* BufferBlob::create(const char* name, CodeBuffer* cb) { | |
| 229 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
| 230 | |
| 231 BufferBlob* blob = NULL; | |
| 232 unsigned int size = allocation_size(cb, sizeof(BufferBlob)); | |
| 233 assert(name != NULL, "must provide a name"); | |
| 234 { | |
| 235 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
| 236 blob = new (size) BufferBlob(name, size, cb); | |
| 237 } | |
| 238 // Track memory usage statistic after releasing CodeCache_lock | |
| 239 MemoryService::track_code_cache_memory_usage(); | |
| 240 | |
| 241 return blob; | |
| 242 } | |
| 243 | |
| 244 | |
| 245 void* BufferBlob::operator new(size_t s, unsigned size) { | |
| 246 void* p = CodeCache::allocate(size); | |
| 247 return p; | |
| 248 } | |
| 249 | |
| 250 | |
| 251 void BufferBlob::free( BufferBlob *blob ) { | |
| 252 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
| 253 { | |
| 254 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
| 255 CodeCache::free((CodeBlob*)blob); | |
| 256 } | |
| 257 // Track memory usage statistic after releasing CodeCache_lock | |
| 258 MemoryService::track_code_cache_memory_usage(); | |
| 259 } | |
| 260 | |
|
1299
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
261 |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
262 //---------------------------------------------------------------------------------------------------- |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
263 // Implementation of AdapterBlob |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
264 |
| 1663 | 265 AdapterBlob::AdapterBlob(int size, CodeBuffer* cb) : |
| 266 BufferBlob("I2C/C2I adapters", size, cb) { | |
| 267 CodeCache::commit(this); | |
| 268 } | |
| 269 | |
|
1299
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
270 AdapterBlob* AdapterBlob::create(CodeBuffer* cb) { |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
271 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
272 |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
273 AdapterBlob* blob = NULL; |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
274 unsigned int size = allocation_size(cb, sizeof(AdapterBlob)); |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
275 { |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
276 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
277 blob = new (size) AdapterBlob(size, cb); |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
278 } |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
279 // Track memory usage statistic after releasing CodeCache_lock |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
280 MemoryService::track_code_cache_memory_usage(); |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
281 |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
282 return blob; |
| 0 | 283 } |
| 284 | |
|
1299
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
285 |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
286 //---------------------------------------------------------------------------------------------------- |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
287 // Implementation of MethodHandlesAdapterBlob |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
288 |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
289 MethodHandlesAdapterBlob* MethodHandlesAdapterBlob::create(int buffer_size) { |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
290 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
291 |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
292 MethodHandlesAdapterBlob* blob = NULL; |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
293 unsigned int size = sizeof(MethodHandlesAdapterBlob); |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
294 // align the size to CodeEntryAlignment |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
295 size = align_code_offset(size); |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
296 size += round_to(buffer_size, oopSize); |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
297 { |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
298 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
299 blob = new (size) MethodHandlesAdapterBlob(size); |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
300 } |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
301 // Track memory usage statistic after releasing CodeCache_lock |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
302 MemoryService::track_code_cache_memory_usage(); |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
303 |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
304 return blob; |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
305 } |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
306 |
|
9eba43136cb5
6934494: JSR 292 MethodHandles adapters should be generated into their own CodeBlob
twisti
parents:
0
diff
changeset
|
307 |
| 0 | 308 //---------------------------------------------------------------------------------------------------- |
| 309 // Implementation of RuntimeStub | |
| 310 | |
| 311 RuntimeStub::RuntimeStub( | |
| 312 const char* name, | |
| 313 CodeBuffer* cb, | |
| 314 int size, | |
| 315 int frame_complete, | |
| 316 int frame_size, | |
| 317 OopMapSet* oop_maps, | |
| 318 bool caller_must_gc_arguments | |
| 319 ) | |
| 320 : CodeBlob(name, cb, sizeof(RuntimeStub), size, frame_complete, frame_size, oop_maps) | |
| 321 { | |
| 322 _caller_must_gc_arguments = caller_must_gc_arguments; | |
| 323 } | |
| 324 | |
| 325 | |
| 326 RuntimeStub* RuntimeStub::new_runtime_stub(const char* stub_name, | |
| 327 CodeBuffer* cb, | |
| 328 int frame_complete, | |
| 329 int frame_size, | |
| 330 OopMapSet* oop_maps, | |
| 331 bool caller_must_gc_arguments) | |
| 332 { | |
| 333 RuntimeStub* stub = NULL; | |
| 334 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
| 335 { | |
| 336 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
| 337 unsigned int size = allocation_size(cb, sizeof(RuntimeStub)); | |
| 338 stub = new (size) RuntimeStub(stub_name, cb, size, frame_complete, frame_size, oop_maps, caller_must_gc_arguments); | |
| 339 } | |
| 340 | |
|
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
341 trace_new_stub(stub, "RuntimeStub - ", stub_name); |
| 0 | 342 |
| 343 return stub; | |
| 344 } | |
| 345 | |
| 346 | |
| 347 void* RuntimeStub::operator new(size_t s, unsigned size) { | |
| 348 void* p = CodeCache::allocate(size); | |
| 349 if (!p) fatal("Initial size of CodeCache is too small"); | |
| 350 return p; | |
| 351 } | |
| 352 | |
|
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
353 // operator new shared by all singletons: |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
354 void* SingletonBlob::operator new(size_t s, unsigned size) { |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
355 void* p = CodeCache::allocate(size); |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
356 if (!p) fatal("Initial size of CodeCache is too small"); |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
357 return p; |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
358 } |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
359 |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
360 |
|
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
361 //---------------------------------------------------------------------------------------------------- |
| 0 | 362 // Implementation of DeoptimizationBlob |
| 363 | |
| 364 DeoptimizationBlob::DeoptimizationBlob( | |
| 365 CodeBuffer* cb, | |
| 366 int size, | |
| 367 OopMapSet* oop_maps, | |
| 368 int unpack_offset, | |
| 369 int unpack_with_exception_offset, | |
| 370 int unpack_with_reexecution_offset, | |
| 371 int frame_size | |
| 372 ) | |
| 373 : SingletonBlob("DeoptimizationBlob", cb, sizeof(DeoptimizationBlob), size, frame_size, oop_maps) | |
| 374 { | |
| 375 _unpack_offset = unpack_offset; | |
| 376 _unpack_with_exception = unpack_with_exception_offset; | |
| 377 _unpack_with_reexecution = unpack_with_reexecution_offset; | |
| 378 #ifdef COMPILER1 | |
| 379 _unpack_with_exception_in_tls = -1; | |
| 380 #endif | |
| 381 } | |
| 382 | |
| 383 | |
| 384 DeoptimizationBlob* DeoptimizationBlob::create( | |
| 385 CodeBuffer* cb, | |
| 386 OopMapSet* oop_maps, | |
| 387 int unpack_offset, | |
| 388 int unpack_with_exception_offset, | |
| 389 int unpack_with_reexecution_offset, | |
| 390 int frame_size) | |
| 391 { | |
| 392 DeoptimizationBlob* blob = NULL; | |
| 393 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
| 394 { | |
| 395 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
| 396 unsigned int size = allocation_size(cb, sizeof(DeoptimizationBlob)); | |
| 397 blob = new (size) DeoptimizationBlob(cb, | |
| 398 size, | |
| 399 oop_maps, | |
| 400 unpack_offset, | |
| 401 unpack_with_exception_offset, | |
| 402 unpack_with_reexecution_offset, | |
| 403 frame_size); | |
| 404 } | |
| 405 | |
|
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
406 trace_new_stub(blob, "DeoptimizationBlob"); |
| 0 | 407 |
| 408 return blob; | |
| 409 } | |
| 410 | |
| 411 | |
| 412 //---------------------------------------------------------------------------------------------------- | |
| 413 // Implementation of UncommonTrapBlob | |
| 414 | |
| 415 #ifdef COMPILER2 | |
| 416 UncommonTrapBlob::UncommonTrapBlob( | |
| 417 CodeBuffer* cb, | |
| 418 int size, | |
| 419 OopMapSet* oop_maps, | |
| 420 int frame_size | |
| 421 ) | |
| 422 : SingletonBlob("UncommonTrapBlob", cb, sizeof(UncommonTrapBlob), size, frame_size, oop_maps) | |
| 423 {} | |
| 424 | |
| 425 | |
| 426 UncommonTrapBlob* UncommonTrapBlob::create( | |
| 427 CodeBuffer* cb, | |
| 428 OopMapSet* oop_maps, | |
| 429 int frame_size) | |
| 430 { | |
| 431 UncommonTrapBlob* blob = NULL; | |
| 432 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
| 433 { | |
| 434 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
| 435 unsigned int size = allocation_size(cb, sizeof(UncommonTrapBlob)); | |
| 436 blob = new (size) UncommonTrapBlob(cb, size, oop_maps, frame_size); | |
| 437 } | |
| 438 | |
|
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
439 trace_new_stub(blob, "UncommonTrapBlob"); |
| 0 | 440 |
| 441 return blob; | |
| 442 } | |
| 443 | |
| 444 | |
| 445 #endif // COMPILER2 | |
| 446 | |
| 447 | |
| 448 //---------------------------------------------------------------------------------------------------- | |
| 449 // Implementation of ExceptionBlob | |
| 450 | |
| 451 #ifdef COMPILER2 | |
| 452 ExceptionBlob::ExceptionBlob( | |
| 453 CodeBuffer* cb, | |
| 454 int size, | |
| 455 OopMapSet* oop_maps, | |
| 456 int frame_size | |
| 457 ) | |
| 458 : SingletonBlob("ExceptionBlob", cb, sizeof(ExceptionBlob), size, frame_size, oop_maps) | |
| 459 {} | |
| 460 | |
| 461 | |
| 462 ExceptionBlob* ExceptionBlob::create( | |
| 463 CodeBuffer* cb, | |
| 464 OopMapSet* oop_maps, | |
| 465 int frame_size) | |
| 466 { | |
| 467 ExceptionBlob* blob = NULL; | |
| 468 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
| 469 { | |
| 470 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
| 471 unsigned int size = allocation_size(cb, sizeof(ExceptionBlob)); | |
| 472 blob = new (size) ExceptionBlob(cb, size, oop_maps, frame_size); | |
| 473 } | |
| 474 | |
|
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
475 trace_new_stub(blob, "ExceptionBlob"); |
| 0 | 476 |
| 477 return blob; | |
| 478 } | |
| 479 | |
| 480 | |
| 481 #endif // COMPILER2 | |
| 482 | |
| 483 | |
| 484 //---------------------------------------------------------------------------------------------------- | |
| 485 // Implementation of SafepointBlob | |
| 486 | |
| 487 SafepointBlob::SafepointBlob( | |
| 488 CodeBuffer* cb, | |
| 489 int size, | |
| 490 OopMapSet* oop_maps, | |
| 491 int frame_size | |
| 492 ) | |
| 493 : SingletonBlob("SafepointBlob", cb, sizeof(SafepointBlob), size, frame_size, oop_maps) | |
| 494 {} | |
| 495 | |
| 496 | |
| 497 SafepointBlob* SafepointBlob::create( | |
| 498 CodeBuffer* cb, | |
| 499 OopMapSet* oop_maps, | |
| 500 int frame_size) | |
| 501 { | |
| 502 SafepointBlob* blob = NULL; | |
| 503 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
| 504 { | |
| 505 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
| 506 unsigned int size = allocation_size(cb, sizeof(SafepointBlob)); | |
| 507 blob = new (size) SafepointBlob(cb, size, oop_maps, frame_size); | |
| 508 } | |
| 509 | |
|
3363
167b70ff3abc
6939861: JVM should handle more conversion operations
never
parents:
2426
diff
changeset
|
510 trace_new_stub(blob, "SafepointBlob"); |
| 0 | 511 |
| 512 return blob; | |
| 513 } | |
| 514 | |
| 515 | |
| 516 //---------------------------------------------------------------------------------------------------- | |
| 517 // Verification and printing | |
| 518 | |
| 519 void CodeBlob::verify() { | |
| 520 ShouldNotReachHere(); | |
| 521 } | |
| 522 | |
|
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
523 void CodeBlob::print_on(outputStream* st) const { |
|
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
524 st->print_cr("[CodeBlob (" INTPTR_FORMAT ")]", this); |
|
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
525 st->print_cr("Framesize: %d", _frame_size); |
| 0 | 526 } |
| 527 | |
| 528 void CodeBlob::print_value_on(outputStream* st) const { | |
| 529 st->print_cr("[CodeBlob]"); | |
| 530 } | |
| 531 | |
| 532 void BufferBlob::verify() { | |
| 533 // unimplemented | |
| 534 } | |
| 535 | |
|
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
536 void BufferBlob::print_on(outputStream* st) const { |
|
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
537 CodeBlob::print_on(st); |
|
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
538 print_value_on(st); |
| 0 | 539 } |
| 540 | |
| 541 void BufferBlob::print_value_on(outputStream* st) const { | |
| 542 st->print_cr("BufferBlob (" INTPTR_FORMAT ") used for %s", this, name()); | |
| 543 } | |
| 544 | |
| 545 void RuntimeStub::verify() { | |
| 546 // unimplemented | |
| 547 } | |
| 548 | |
|
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
549 void RuntimeStub::print_on(outputStream* st) const { |
|
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
550 CodeBlob::print_on(st); |
|
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
551 st->print("Runtime Stub (" INTPTR_FORMAT "): ", this); |
|
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
552 st->print_cr(name()); |
|
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
553 Disassembler::decode((CodeBlob*)this, st); |
| 0 | 554 } |
| 555 | |
| 556 void RuntimeStub::print_value_on(outputStream* st) const { | |
| 557 st->print("RuntimeStub (" INTPTR_FORMAT "): ", this); st->print(name()); | |
| 558 } | |
| 559 | |
| 560 void SingletonBlob::verify() { | |
| 561 // unimplemented | |
| 562 } | |
| 563 | |
|
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
564 void SingletonBlob::print_on(outputStream* st) const { |
|
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
565 CodeBlob::print_on(st); |
|
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
566 st->print_cr(name()); |
|
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1663
diff
changeset
|
567 Disassembler::decode((CodeBlob*)this, st); |
| 0 | 568 } |
| 569 | |
| 570 void SingletonBlob::print_value_on(outputStream* st) const { | |
| 571 st->print_cr(name()); | |
| 572 } | |
| 573 | |
| 574 void DeoptimizationBlob::print_value_on(outputStream* st) const { | |
| 575 st->print_cr("Deoptimization (frame not available)"); | |
| 576 } |