Mercurial > hg > graal-jvmci-8
annotate src/share/vm/code/codeBlob.cpp @ 1616:38e8278318ca
6656830: assert((*p)->is_oop(),"expected an oop while scanning weak refs")
Reviewed-by: dcubed, kvn, twisti
author | never |
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date | Mon, 21 Jun 2010 14:26:17 -0700 |
parents | e9ff18c4ace7 |
children | 2a47bd84841f |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 1998, 2010, 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 # include "incls/_precompiled.incl" | |
26 # include "incls/_codeBlob.cpp.incl" | |
27 | |
28 unsigned int align_code_offset(int offset) { | |
29 // align the size to CodeEntryAlignment | |
30 return | |
31 ((offset + (int)CodeHeap::header_size() + (CodeEntryAlignment-1)) & ~(CodeEntryAlignment-1)) | |
32 - (int)CodeHeap::header_size(); | |
33 } | |
34 | |
35 | |
36 // This must be consistent with the CodeBlob constructor's layout actions. | |
37 unsigned int CodeBlob::allocation_size(CodeBuffer* cb, int header_size) { | |
38 unsigned int size = header_size; | |
39 size += round_to(cb->total_relocation_size(), oopSize); | |
40 // align the size to CodeEntryAlignment | |
41 size = align_code_offset(size); | |
42 size += round_to(cb->total_code_size(), oopSize); | |
43 size += round_to(cb->total_oop_size(), oopSize); | |
44 return size; | |
45 } | |
46 | |
47 | |
48 // Creates a simple CodeBlob. Sets up the size of the different regions. | |
49 CodeBlob::CodeBlob(const char* name, int header_size, int size, int frame_complete, int locs_size) { | |
50 assert(size == round_to(size, oopSize), "unaligned size"); | |
51 assert(locs_size == round_to(locs_size, oopSize), "unaligned size"); | |
52 assert(header_size == round_to(header_size, oopSize), "unaligned size"); | |
53 assert(!UseRelocIndex, "no space allocated for reloc index yet"); | |
54 | |
55 // Note: If UseRelocIndex is enabled, there needs to be (at least) one | |
56 // extra word for the relocation information, containing the reloc | |
57 // index table length. Unfortunately, the reloc index table imple- | |
58 // mentation is not easily understandable and thus it is not clear | |
59 // what exactly the format is supposed to be. For now, we just turn | |
60 // off the use of this table (gri 7/6/2000). | |
61 | |
62 _name = name; | |
63 _size = size; | |
64 _frame_complete_offset = frame_complete; | |
65 _header_size = header_size; | |
66 _relocation_size = locs_size; | |
67 _instructions_offset = align_code_offset(header_size + locs_size); | |
68 _data_offset = size; | |
69 _frame_size = 0; | |
70 set_oop_maps(NULL); | |
71 } | |
72 | |
73 | |
74 // Creates a CodeBlob from a CodeBuffer. Sets up the size of the different regions, | |
75 // and copy code and relocation info. | |
76 CodeBlob::CodeBlob( | |
77 const char* name, | |
78 CodeBuffer* cb, | |
79 int header_size, | |
80 int size, | |
81 int frame_complete, | |
82 int frame_size, | |
83 OopMapSet* oop_maps | |
84 ) { | |
85 assert(size == round_to(size, oopSize), "unaligned size"); | |
86 assert(header_size == round_to(header_size, oopSize), "unaligned size"); | |
87 | |
88 _name = name; | |
89 _size = size; | |
90 _frame_complete_offset = frame_complete; | |
91 _header_size = header_size; | |
92 _relocation_size = round_to(cb->total_relocation_size(), oopSize); | |
93 _instructions_offset = align_code_offset(header_size + _relocation_size); | |
94 _data_offset = _instructions_offset + round_to(cb->total_code_size(), oopSize); | |
95 assert(_data_offset <= size, "codeBlob is too small"); | |
96 | |
97 cb->copy_code_and_locs_to(this); | |
98 set_oop_maps(oop_maps); | |
99 _frame_size = frame_size; | |
100 #ifdef COMPILER1 | |
101 // probably wrong for tiered | |
102 assert(_frame_size >= -1, "must use frame size or -1 for runtime stubs"); | |
103 #endif // COMPILER1 | |
104 } | |
105 | |
106 | |
107 void CodeBlob::set_oop_maps(OopMapSet* p) { | |
108 // Danger Will Robinson! This method allocates a big | |
109 // chunk of memory, its your job to free it. | |
110 if (p != NULL) { | |
111 // We need to allocate a chunk big enough to hold the OopMapSet and all of its OopMaps | |
112 _oop_maps = (OopMapSet* )NEW_C_HEAP_ARRAY(unsigned char, p->heap_size()); | |
113 p->copy_to((address)_oop_maps); | |
114 } else { | |
115 _oop_maps = NULL; | |
116 } | |
117 } | |
118 | |
119 | |
120 void CodeBlob::flush() { | |
121 if (_oop_maps) { | |
122 FREE_C_HEAP_ARRAY(unsigned char, _oop_maps); | |
123 _oop_maps = NULL; | |
124 } | |
125 _comments.free(); | |
126 } | |
127 | |
128 | |
129 OopMap* CodeBlob::oop_map_for_return_address(address return_address) { | |
130 address pc = return_address ; | |
131 assert (oop_maps() != NULL, "nope"); | |
132 return oop_maps()->find_map_at_offset ((intptr_t) pc - (intptr_t) instructions_begin()); | |
133 } | |
134 | |
135 | |
136 //---------------------------------------------------------------------------------------------------- | |
137 // Implementation of BufferBlob | |
138 | |
139 | |
140 BufferBlob::BufferBlob(const char* name, int size) | |
141 : CodeBlob(name, sizeof(BufferBlob), size, CodeOffsets::frame_never_safe, /*locs_size:*/ 0) | |
142 {} | |
143 | |
144 BufferBlob* BufferBlob::create(const char* name, int buffer_size) { | |
145 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
146 | |
147 BufferBlob* blob = NULL; | |
148 unsigned int size = sizeof(BufferBlob); | |
149 // align the size to CodeEntryAlignment | |
150 size = align_code_offset(size); | |
151 size += round_to(buffer_size, oopSize); | |
152 assert(name != NULL, "must provide a name"); | |
153 { | |
154 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
155 blob = new (size) BufferBlob(name, size); | |
156 } | |
157 // Track memory usage statistic after releasing CodeCache_lock | |
158 MemoryService::track_code_cache_memory_usage(); | |
159 | |
160 return blob; | |
161 } | |
162 | |
163 | |
164 BufferBlob::BufferBlob(const char* name, int size, CodeBuffer* cb) | |
165 : CodeBlob(name, cb, sizeof(BufferBlob), size, CodeOffsets::frame_never_safe, 0, NULL) | |
166 {} | |
167 | |
168 BufferBlob* BufferBlob::create(const char* name, CodeBuffer* cb) { | |
169 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
170 | |
171 BufferBlob* blob = NULL; | |
172 unsigned int size = allocation_size(cb, sizeof(BufferBlob)); | |
173 assert(name != NULL, "must provide a name"); | |
174 { | |
175 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
176 blob = new (size) BufferBlob(name, size, cb); | |
177 } | |
178 // Track memory usage statistic after releasing CodeCache_lock | |
179 MemoryService::track_code_cache_memory_usage(); | |
180 | |
181 return blob; | |
182 } | |
183 | |
184 | |
185 void* BufferBlob::operator new(size_t s, unsigned size) { | |
186 void* p = CodeCache::allocate(size); | |
187 return p; | |
188 } | |
189 | |
190 | |
191 void BufferBlob::free( BufferBlob *blob ) { | |
192 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
193 { | |
194 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
195 CodeCache::free((CodeBlob*)blob); | |
196 } | |
197 // Track memory usage statistic after releasing CodeCache_lock | |
198 MemoryService::track_code_cache_memory_usage(); | |
199 } | |
200 | |
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201 |
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202 //---------------------------------------------------------------------------------------------------- |
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203 // Implementation of AdapterBlob |
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204 |
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205 AdapterBlob* AdapterBlob::create(CodeBuffer* cb) { |
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206 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
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207 |
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208 AdapterBlob* blob = NULL; |
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209 unsigned int size = allocation_size(cb, sizeof(AdapterBlob)); |
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210 { |
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211 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
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212 blob = new (size) AdapterBlob(size, cb); |
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213 } |
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214 // Track memory usage statistic after releasing CodeCache_lock |
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215 MemoryService::track_code_cache_memory_usage(); |
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216 |
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217 return blob; |
0 | 218 } |
219 | |
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220 |
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221 //---------------------------------------------------------------------------------------------------- |
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222 // Implementation of MethodHandlesAdapterBlob |
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223 |
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224 MethodHandlesAdapterBlob* MethodHandlesAdapterBlob::create(int buffer_size) { |
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225 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock |
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226 |
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227 MethodHandlesAdapterBlob* blob = NULL; |
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228 unsigned int size = sizeof(MethodHandlesAdapterBlob); |
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229 // align the size to CodeEntryAlignment |
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230 size = align_code_offset(size); |
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231 size += round_to(buffer_size, oopSize); |
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232 { |
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233 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); |
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234 blob = new (size) MethodHandlesAdapterBlob(size); |
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235 } |
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236 // Track memory usage statistic after releasing CodeCache_lock |
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237 MemoryService::track_code_cache_memory_usage(); |
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238 |
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239 return blob; |
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240 } |
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241 |
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242 |
0 | 243 //---------------------------------------------------------------------------------------------------- |
244 // Implementation of RuntimeStub | |
245 | |
246 RuntimeStub::RuntimeStub( | |
247 const char* name, | |
248 CodeBuffer* cb, | |
249 int size, | |
250 int frame_complete, | |
251 int frame_size, | |
252 OopMapSet* oop_maps, | |
253 bool caller_must_gc_arguments | |
254 ) | |
255 : CodeBlob(name, cb, sizeof(RuntimeStub), size, frame_complete, frame_size, oop_maps) | |
256 { | |
257 _caller_must_gc_arguments = caller_must_gc_arguments; | |
258 } | |
259 | |
260 | |
261 RuntimeStub* RuntimeStub::new_runtime_stub(const char* stub_name, | |
262 CodeBuffer* cb, | |
263 int frame_complete, | |
264 int frame_size, | |
265 OopMapSet* oop_maps, | |
266 bool caller_must_gc_arguments) | |
267 { | |
268 RuntimeStub* stub = NULL; | |
269 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
270 { | |
271 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
272 unsigned int size = allocation_size(cb, sizeof(RuntimeStub)); | |
273 stub = new (size) RuntimeStub(stub_name, cb, size, frame_complete, frame_size, oop_maps, caller_must_gc_arguments); | |
274 } | |
275 | |
276 // Do not hold the CodeCache lock during name formatting. | |
277 if (stub != NULL) { | |
278 char stub_id[256]; | |
279 jio_snprintf(stub_id, sizeof(stub_id), "RuntimeStub - %s", stub_name); | |
280 if (PrintStubCode) { | |
281 tty->print_cr("Decoding %s " INTPTR_FORMAT, stub_id, stub); | |
282 Disassembler::decode(stub->instructions_begin(), stub->instructions_end()); | |
283 } | |
284 VTune::register_stub(stub_id, stub->instructions_begin(), stub->instructions_end()); | |
285 Forte::register_stub(stub_id, stub->instructions_begin(), stub->instructions_end()); | |
286 | |
287 if (JvmtiExport::should_post_dynamic_code_generated()) { | |
288 JvmtiExport::post_dynamic_code_generated(stub_name, stub->instructions_begin(), stub->instructions_end()); | |
289 } | |
290 } | |
291 | |
292 // Track memory usage statistic after releasing CodeCache_lock | |
293 MemoryService::track_code_cache_memory_usage(); | |
294 | |
295 return stub; | |
296 } | |
297 | |
298 | |
299 void* RuntimeStub::operator new(size_t s, unsigned size) { | |
300 void* p = CodeCache::allocate(size); | |
301 if (!p) fatal("Initial size of CodeCache is too small"); | |
302 return p; | |
303 } | |
304 | |
305 | |
306 //---------------------------------------------------------------------------------------------------- | |
307 // Implementation of DeoptimizationBlob | |
308 | |
309 DeoptimizationBlob::DeoptimizationBlob( | |
310 CodeBuffer* cb, | |
311 int size, | |
312 OopMapSet* oop_maps, | |
313 int unpack_offset, | |
314 int unpack_with_exception_offset, | |
315 int unpack_with_reexecution_offset, | |
316 int frame_size | |
317 ) | |
318 : SingletonBlob("DeoptimizationBlob", cb, sizeof(DeoptimizationBlob), size, frame_size, oop_maps) | |
319 { | |
320 _unpack_offset = unpack_offset; | |
321 _unpack_with_exception = unpack_with_exception_offset; | |
322 _unpack_with_reexecution = unpack_with_reexecution_offset; | |
323 #ifdef COMPILER1 | |
324 _unpack_with_exception_in_tls = -1; | |
325 #endif | |
326 } | |
327 | |
328 | |
329 DeoptimizationBlob* DeoptimizationBlob::create( | |
330 CodeBuffer* cb, | |
331 OopMapSet* oop_maps, | |
332 int unpack_offset, | |
333 int unpack_with_exception_offset, | |
334 int unpack_with_reexecution_offset, | |
335 int frame_size) | |
336 { | |
337 DeoptimizationBlob* blob = NULL; | |
338 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
339 { | |
340 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
341 unsigned int size = allocation_size(cb, sizeof(DeoptimizationBlob)); | |
342 blob = new (size) DeoptimizationBlob(cb, | |
343 size, | |
344 oop_maps, | |
345 unpack_offset, | |
346 unpack_with_exception_offset, | |
347 unpack_with_reexecution_offset, | |
348 frame_size); | |
349 } | |
350 | |
351 // Do not hold the CodeCache lock during name formatting. | |
352 if (blob != NULL) { | |
353 char blob_id[256]; | |
354 jio_snprintf(blob_id, sizeof(blob_id), "DeoptimizationBlob@" PTR_FORMAT, blob->instructions_begin()); | |
355 if (PrintStubCode) { | |
356 tty->print_cr("Decoding %s " INTPTR_FORMAT, blob_id, blob); | |
357 Disassembler::decode(blob->instructions_begin(), blob->instructions_end()); | |
358 } | |
359 VTune::register_stub(blob_id, blob->instructions_begin(), blob->instructions_end()); | |
360 Forte::register_stub(blob_id, blob->instructions_begin(), blob->instructions_end()); | |
361 | |
362 if (JvmtiExport::should_post_dynamic_code_generated()) { | |
363 JvmtiExport::post_dynamic_code_generated("DeoptimizationBlob", | |
364 blob->instructions_begin(), | |
365 blob->instructions_end()); | |
366 } | |
367 } | |
368 | |
369 // Track memory usage statistic after releasing CodeCache_lock | |
370 MemoryService::track_code_cache_memory_usage(); | |
371 | |
372 return blob; | |
373 } | |
374 | |
375 | |
376 void* DeoptimizationBlob::operator new(size_t s, unsigned size) { | |
377 void* p = CodeCache::allocate(size); | |
378 if (!p) fatal("Initial size of CodeCache is too small"); | |
379 return p; | |
380 } | |
381 | |
382 //---------------------------------------------------------------------------------------------------- | |
383 // Implementation of UncommonTrapBlob | |
384 | |
385 #ifdef COMPILER2 | |
386 UncommonTrapBlob::UncommonTrapBlob( | |
387 CodeBuffer* cb, | |
388 int size, | |
389 OopMapSet* oop_maps, | |
390 int frame_size | |
391 ) | |
392 : SingletonBlob("UncommonTrapBlob", cb, sizeof(UncommonTrapBlob), size, frame_size, oop_maps) | |
393 {} | |
394 | |
395 | |
396 UncommonTrapBlob* UncommonTrapBlob::create( | |
397 CodeBuffer* cb, | |
398 OopMapSet* oop_maps, | |
399 int frame_size) | |
400 { | |
401 UncommonTrapBlob* blob = NULL; | |
402 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
403 { | |
404 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
405 unsigned int size = allocation_size(cb, sizeof(UncommonTrapBlob)); | |
406 blob = new (size) UncommonTrapBlob(cb, size, oop_maps, frame_size); | |
407 } | |
408 | |
409 // Do not hold the CodeCache lock during name formatting. | |
410 if (blob != NULL) { | |
411 char blob_id[256]; | |
412 jio_snprintf(blob_id, sizeof(blob_id), "UncommonTrapBlob@" PTR_FORMAT, blob->instructions_begin()); | |
413 if (PrintStubCode) { | |
414 tty->print_cr("Decoding %s " INTPTR_FORMAT, blob_id, blob); | |
415 Disassembler::decode(blob->instructions_begin(), blob->instructions_end()); | |
416 } | |
417 VTune::register_stub(blob_id, blob->instructions_begin(), blob->instructions_end()); | |
418 Forte::register_stub(blob_id, blob->instructions_begin(), blob->instructions_end()); | |
419 | |
420 if (JvmtiExport::should_post_dynamic_code_generated()) { | |
421 JvmtiExport::post_dynamic_code_generated("UncommonTrapBlob", | |
422 blob->instructions_begin(), | |
423 blob->instructions_end()); | |
424 } | |
425 } | |
426 | |
427 // Track memory usage statistic after releasing CodeCache_lock | |
428 MemoryService::track_code_cache_memory_usage(); | |
429 | |
430 return blob; | |
431 } | |
432 | |
433 | |
434 void* UncommonTrapBlob::operator new(size_t s, unsigned size) { | |
435 void* p = CodeCache::allocate(size); | |
436 if (!p) fatal("Initial size of CodeCache is too small"); | |
437 return p; | |
438 } | |
439 #endif // COMPILER2 | |
440 | |
441 | |
442 //---------------------------------------------------------------------------------------------------- | |
443 // Implementation of ExceptionBlob | |
444 | |
445 #ifdef COMPILER2 | |
446 ExceptionBlob::ExceptionBlob( | |
447 CodeBuffer* cb, | |
448 int size, | |
449 OopMapSet* oop_maps, | |
450 int frame_size | |
451 ) | |
452 : SingletonBlob("ExceptionBlob", cb, sizeof(ExceptionBlob), size, frame_size, oop_maps) | |
453 {} | |
454 | |
455 | |
456 ExceptionBlob* ExceptionBlob::create( | |
457 CodeBuffer* cb, | |
458 OopMapSet* oop_maps, | |
459 int frame_size) | |
460 { | |
461 ExceptionBlob* blob = NULL; | |
462 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
463 { | |
464 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
465 unsigned int size = allocation_size(cb, sizeof(ExceptionBlob)); | |
466 blob = new (size) ExceptionBlob(cb, size, oop_maps, frame_size); | |
467 } | |
468 | |
469 // We do not need to hold the CodeCache lock during name formatting | |
470 if (blob != NULL) { | |
471 char blob_id[256]; | |
472 jio_snprintf(blob_id, sizeof(blob_id), "ExceptionBlob@" PTR_FORMAT, blob->instructions_begin()); | |
473 if (PrintStubCode) { | |
474 tty->print_cr("Decoding %s " INTPTR_FORMAT, blob_id, blob); | |
475 Disassembler::decode(blob->instructions_begin(), blob->instructions_end()); | |
476 } | |
477 VTune::register_stub(blob_id, blob->instructions_begin(), blob->instructions_end()); | |
478 Forte::register_stub(blob_id, blob->instructions_begin(), blob->instructions_end()); | |
479 | |
480 if (JvmtiExport::should_post_dynamic_code_generated()) { | |
481 JvmtiExport::post_dynamic_code_generated("ExceptionBlob", | |
482 blob->instructions_begin(), | |
483 blob->instructions_end()); | |
484 } | |
485 } | |
486 | |
487 // Track memory usage statistic after releasing CodeCache_lock | |
488 MemoryService::track_code_cache_memory_usage(); | |
489 | |
490 return blob; | |
491 } | |
492 | |
493 | |
494 void* ExceptionBlob::operator new(size_t s, unsigned size) { | |
495 void* p = CodeCache::allocate(size); | |
496 if (!p) fatal("Initial size of CodeCache is too small"); | |
497 return p; | |
498 } | |
499 #endif // COMPILER2 | |
500 | |
501 | |
502 //---------------------------------------------------------------------------------------------------- | |
503 // Implementation of SafepointBlob | |
504 | |
505 SafepointBlob::SafepointBlob( | |
506 CodeBuffer* cb, | |
507 int size, | |
508 OopMapSet* oop_maps, | |
509 int frame_size | |
510 ) | |
511 : SingletonBlob("SafepointBlob", cb, sizeof(SafepointBlob), size, frame_size, oop_maps) | |
512 {} | |
513 | |
514 | |
515 SafepointBlob* SafepointBlob::create( | |
516 CodeBuffer* cb, | |
517 OopMapSet* oop_maps, | |
518 int frame_size) | |
519 { | |
520 SafepointBlob* blob = NULL; | |
521 ThreadInVMfromUnknown __tiv; // get to VM state in case we block on CodeCache_lock | |
522 { | |
523 MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); | |
524 unsigned int size = allocation_size(cb, sizeof(SafepointBlob)); | |
525 blob = new (size) SafepointBlob(cb, size, oop_maps, frame_size); | |
526 } | |
527 | |
528 // We do not need to hold the CodeCache lock during name formatting. | |
529 if (blob != NULL) { | |
530 char blob_id[256]; | |
531 jio_snprintf(blob_id, sizeof(blob_id), "SafepointBlob@" PTR_FORMAT, blob->instructions_begin()); | |
532 if (PrintStubCode) { | |
533 tty->print_cr("Decoding %s " INTPTR_FORMAT, blob_id, blob); | |
534 Disassembler::decode(blob->instructions_begin(), blob->instructions_end()); | |
535 } | |
536 VTune::register_stub(blob_id, blob->instructions_begin(), blob->instructions_end()); | |
537 Forte::register_stub(blob_id, blob->instructions_begin(), blob->instructions_end()); | |
538 | |
539 if (JvmtiExport::should_post_dynamic_code_generated()) { | |
540 JvmtiExport::post_dynamic_code_generated("SafepointBlob", | |
541 blob->instructions_begin(), | |
542 blob->instructions_end()); | |
543 } | |
544 } | |
545 | |
546 // Track memory usage statistic after releasing CodeCache_lock | |
547 MemoryService::track_code_cache_memory_usage(); | |
548 | |
549 return blob; | |
550 } | |
551 | |
552 | |
553 void* SafepointBlob::operator new(size_t s, unsigned size) { | |
554 void* p = CodeCache::allocate(size); | |
555 if (!p) fatal("Initial size of CodeCache is too small"); | |
556 return p; | |
557 } | |
558 | |
559 | |
560 //---------------------------------------------------------------------------------------------------- | |
561 // Verification and printing | |
562 | |
563 void CodeBlob::verify() { | |
564 ShouldNotReachHere(); | |
565 } | |
566 | |
567 #ifndef PRODUCT | |
568 | |
569 void CodeBlob::print() const { | |
570 tty->print_cr("[CodeBlob (" INTPTR_FORMAT ")]", this); | |
571 tty->print_cr("Framesize: %d", _frame_size); | |
572 } | |
573 | |
574 | |
575 void CodeBlob::print_value_on(outputStream* st) const { | |
576 st->print_cr("[CodeBlob]"); | |
577 } | |
578 | |
579 #endif | |
580 | |
581 void BufferBlob::verify() { | |
582 // unimplemented | |
583 } | |
584 | |
585 #ifndef PRODUCT | |
586 | |
587 void BufferBlob::print() const { | |
588 CodeBlob::print(); | |
589 print_value_on(tty); | |
590 } | |
591 | |
592 | |
593 void BufferBlob::print_value_on(outputStream* st) const { | |
594 st->print_cr("BufferBlob (" INTPTR_FORMAT ") used for %s", this, name()); | |
595 } | |
596 | |
597 | |
598 #endif | |
599 | |
600 void RuntimeStub::verify() { | |
601 // unimplemented | |
602 } | |
603 | |
604 #ifndef PRODUCT | |
605 | |
606 void RuntimeStub::print() const { | |
607 CodeBlob::print(); | |
608 tty->print("Runtime Stub (" INTPTR_FORMAT "): ", this); | |
609 tty->print_cr(name()); | |
610 Disassembler::decode((CodeBlob*)this); | |
611 } | |
612 | |
613 | |
614 void RuntimeStub::print_value_on(outputStream* st) const { | |
615 st->print("RuntimeStub (" INTPTR_FORMAT "): ", this); st->print(name()); | |
616 } | |
617 | |
618 #endif | |
619 | |
620 void SingletonBlob::verify() { | |
621 // unimplemented | |
622 } | |
623 | |
624 #ifndef PRODUCT | |
625 | |
626 void SingletonBlob::print() const { | |
627 CodeBlob::print(); | |
628 tty->print_cr(name()); | |
629 Disassembler::decode((CodeBlob*)this); | |
630 } | |
631 | |
632 | |
633 void SingletonBlob::print_value_on(outputStream* st) const { | |
634 st->print_cr(name()); | |
635 } | |
636 | |
637 void DeoptimizationBlob::print_value_on(outputStream* st) const { | |
638 st->print_cr("Deoptimization (frame not available)"); | |
639 } | |
640 | |
641 #endif // PRODUCT |