Mercurial > hg > truffle
annotate src/os/bsd/dtrace/jhelper.d @ 6815:86af3dacab81
8000227: [obj|type]ArrayKlass::oop_print_on prints one line to tty instead of the provided output stream
Reviewed-by: brutisso, sla, jmasa, coleenp
author | stefank |
---|---|
date | Mon, 01 Oct 2012 13:29:11 +0200 |
parents | da91efe96a93 |
children | 8e47bac5643a |
rev | line source |
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4006 | 1 /* |
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2 * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved. |
4006 | 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 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 * | |
23 */ | |
24 | |
25 /* This file is auto-generated */ | |
26 #include "JvmOffsetsIndex.h" | |
27 | |
28 #define DEBUG | |
29 | |
30 #ifdef DEBUG | |
31 #define MARK_LINE this->line = __LINE__ | |
32 #else | |
33 #define MARK_LINE | |
34 #endif | |
35 | |
36 #ifdef _LP64 | |
37 #define STACK_BIAS 0x7ff | |
38 #define pointer uint64_t | |
39 #else | |
40 #define STACK_BIAS 0 | |
41 #define pointer uint32_t | |
42 #endif | |
43 | |
44 extern pointer __JvmOffsets; | |
45 | |
46 extern pointer __1cJCodeCacheF_heap_; | |
47 extern pointer __1cIUniverseO_collectedHeap_; | |
48 extern pointer __1cIUniverseL_narrow_oop_; | |
49 #ifdef _LP64 | |
50 extern pointer UseCompressedOops; | |
51 #endif | |
52 | |
53 extern pointer __1cHnmethodG__vtbl_; | |
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54 extern pointer __1cNMethodG__vtbl_; |
4006 | 55 extern pointer __1cKBufferBlobG__vtbl_; |
56 | |
57 #define copyin_ptr(ADDR) *(pointer*) copyin((pointer) (ADDR), sizeof(pointer)) | |
58 #define copyin_uchar(ADDR) *(uchar_t*) copyin((pointer) (ADDR), sizeof(uchar_t)) | |
59 #define copyin_uint16(ADDR) *(uint16_t*) copyin((pointer) (ADDR), sizeof(uint16_t)) | |
60 #define copyin_uint32(ADDR) *(uint32_t*) copyin((pointer) (ADDR), sizeof(uint32_t)) | |
61 #define copyin_int32(ADDR) *(int32_t*) copyin((pointer) (ADDR), sizeof(int32_t)) | |
62 #define copyin_uint8(ADDR) *(uint8_t*) copyin((pointer) (ADDR), sizeof(uint8_t)) | |
63 | |
64 #define SAME(x) x | |
65 #define copyin_offset(JVM_CONST) JVM_CONST = \ | |
66 copyin_int32(JvmOffsetsPtr + SAME(IDX_)JVM_CONST * sizeof(int32_t)) | |
67 | |
68 int init_done; | |
69 | |
70 dtrace:helper:ustack: | |
71 { | |
72 MARK_LINE; | |
73 this->done = 0; | |
74 /* | |
75 * TBD: | |
76 * Here we initialize init_done, otherwise jhelper does not work. | |
77 * Therefore, copyin_offset() statements work multiple times now. | |
78 * There is a hope we could avoid it in the future, and so, | |
79 * this initialization can be removed. | |
80 */ | |
81 init_done = 0; | |
82 this->error = (char *) NULL; | |
83 this->result = (char *) NULL; | |
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84 this->isMethod = 0; |
4006 | 85 this->codecache = 0; |
86 this->klass = (pointer) NULL; | |
87 this->vtbl = (pointer) NULL; | |
88 this->suffix = '\0'; | |
89 } | |
90 | |
91 dtrace:helper:ustack: | |
92 { | |
93 MARK_LINE; | |
94 /* Initialization of JvmOffsets constants */ | |
95 JvmOffsetsPtr = (pointer) &``__JvmOffsets; | |
96 } | |
97 | |
98 dtrace:helper:ustack: | |
99 /!init_done && !this->done/ | |
100 { | |
101 MARK_LINE; | |
102 init_done = 1; | |
103 | |
104 copyin_offset(COMPILER); | |
105 copyin_offset(OFFSET_CollectedHeap_reserved); | |
106 copyin_offset(OFFSET_MemRegion_start); | |
107 copyin_offset(OFFSET_MemRegion_word_size); | |
108 copyin_offset(SIZE_HeapWord); | |
109 | |
110 copyin_offset(OFFSET_interpreter_frame_method); | |
111 copyin_offset(OFFSET_Klass_name); | |
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112 copyin_offset(OFFSET_ConstantPool_pool_holder); |
4006 | 113 |
114 copyin_offset(OFFSET_HeapBlockHeader_used); | |
115 copyin_offset(OFFSET_oopDesc_metadata); | |
116 | |
117 copyin_offset(OFFSET_Symbol_length); | |
118 copyin_offset(OFFSET_Symbol_body); | |
119 | |
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120 copyin_offset(OFFSET_Method_constMethod); |
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121 copyin_offset(OFFSET_ConstMethod_constants); |
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122 copyin_offset(OFFSET_ConstMethod_name_index); |
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123 copyin_offset(OFFSET_ConstMethod_signature_index); |
4006 | 124 |
125 copyin_offset(OFFSET_CodeHeap_memory); | |
126 copyin_offset(OFFSET_CodeHeap_segmap); | |
127 copyin_offset(OFFSET_CodeHeap_log2_segment_size); | |
128 | |
129 copyin_offset(OFFSET_VirtualSpace_low); | |
130 copyin_offset(OFFSET_VirtualSpace_high); | |
131 | |
132 copyin_offset(OFFSET_CodeBlob_name); | |
133 | |
134 copyin_offset(OFFSET_nmethod_method); | |
135 copyin_offset(SIZE_HeapBlockHeader); | |
136 copyin_offset(SIZE_oopDesc); | |
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137 copyin_offset(SIZE_ConstantPool); |
4006 | 138 |
139 copyin_offset(OFFSET_NarrowOopStruct_base); | |
140 copyin_offset(OFFSET_NarrowOopStruct_shift); | |
141 | |
142 /* | |
143 * The PC to translate is in arg0. | |
144 */ | |
145 this->pc = arg0; | |
146 | |
147 /* | |
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148 * The methodPtr is in %l2 on SPARC. This can be found at |
4006 | 149 * offset 8 from the frame pointer on 32-bit processes. |
150 */ | |
151 #if defined(__sparc) | |
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152 this->methodPtr = copyin_ptr(arg1 + 2 * sizeof(pointer) + STACK_BIAS); |
4006 | 153 #elif defined(__i386) || defined(__amd64) |
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154 this->methodPtr = copyin_ptr(arg1 + OFFSET_interpreter_frame_method); |
4006 | 155 #else |
156 #error "Don't know architecture" | |
157 #endif | |
158 | |
159 this->CodeCache_heap_address = copyin_ptr(&``__1cJCodeCacheF_heap_); | |
160 | |
161 /* Reading volatile values */ | |
162 #ifdef _LP64 | |
163 this->Use_Compressed_Oops = copyin_uint8(&``UseCompressedOops); | |
164 #else | |
165 this->Use_Compressed_Oops = 0; | |
166 #endif | |
167 | |
168 this->Universe_narrow_oop_base = copyin_ptr(&``__1cIUniverseL_narrow_oop_ + | |
169 OFFSET_NarrowOopStruct_base); | |
170 this->Universe_narrow_oop_shift = copyin_int32(&``__1cIUniverseL_narrow_oop_ + | |
171 OFFSET_NarrowOopStruct_shift); | |
172 | |
173 this->CodeCache_low = copyin_ptr(this->CodeCache_heap_address + | |
174 OFFSET_CodeHeap_memory + OFFSET_VirtualSpace_low); | |
175 | |
176 this->CodeCache_high = copyin_ptr(this->CodeCache_heap_address + | |
177 OFFSET_CodeHeap_memory + OFFSET_VirtualSpace_high); | |
178 | |
179 this->CodeCache_segmap_low = copyin_ptr(this->CodeCache_heap_address + | |
180 OFFSET_CodeHeap_segmap + OFFSET_VirtualSpace_low); | |
181 | |
182 this->CodeCache_segmap_high = copyin_ptr(this->CodeCache_heap_address + | |
183 OFFSET_CodeHeap_segmap + OFFSET_VirtualSpace_high); | |
184 | |
185 this->CodeHeap_log2_segment_size = copyin_uint32( | |
186 this->CodeCache_heap_address + OFFSET_CodeHeap_log2_segment_size); | |
187 | |
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188 this->Method_vtbl = (pointer) &``__1cNMethodG__vtbl_; |
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189 |
4006 | 190 /* |
191 * Get Java heap bounds | |
192 */ | |
193 this->Universe_collectedHeap = copyin_ptr(&``__1cIUniverseO_collectedHeap_); | |
194 this->heap_start = copyin_ptr(this->Universe_collectedHeap + | |
195 OFFSET_CollectedHeap_reserved + | |
196 OFFSET_MemRegion_start); | |
197 this->heap_size = SIZE_HeapWord * | |
198 copyin_ptr(this->Universe_collectedHeap + | |
199 OFFSET_CollectedHeap_reserved + | |
200 OFFSET_MemRegion_word_size | |
201 ); | |
202 this->heap_end = this->heap_start + this->heap_size; | |
203 } | |
204 | |
205 dtrace:helper:ustack: | |
206 /!this->done && | |
207 this->CodeCache_low <= this->pc && this->pc < this->CodeCache_high/ | |
208 { | |
209 MARK_LINE; | |
210 this->codecache = 1; | |
211 | |
212 /* | |
213 * Find start. | |
214 */ | |
215 this->segment = (this->pc - this->CodeCache_low) >> | |
216 this->CodeHeap_log2_segment_size; | |
217 this->block = this->CodeCache_segmap_low; | |
218 this->tag = copyin_uchar(this->block + this->segment); | |
219 "second"; | |
220 } | |
221 | |
222 dtrace:helper:ustack: | |
223 /!this->done && this->codecache && this->tag > 0/ | |
224 { | |
225 MARK_LINE; | |
226 this->tag = copyin_uchar(this->block + this->segment); | |
227 this->segment = this->segment - this->tag; | |
228 } | |
229 | |
230 dtrace:helper:ustack: | |
231 /!this->done && this->codecache && this->tag > 0/ | |
232 { | |
233 MARK_LINE; | |
234 this->tag = copyin_uchar(this->block + this->segment); | |
235 this->segment = this->segment - this->tag; | |
236 } | |
237 | |
238 dtrace:helper:ustack: | |
239 /!this->done && this->codecache && this->tag > 0/ | |
240 { | |
241 MARK_LINE; | |
242 this->tag = copyin_uchar(this->block + this->segment); | |
243 this->segment = this->segment - this->tag; | |
244 } | |
245 | |
246 dtrace:helper:ustack: | |
247 /!this->done && this->codecache && this->tag > 0/ | |
248 { | |
249 MARK_LINE; | |
250 this->tag = copyin_uchar(this->block + this->segment); | |
251 this->segment = this->segment - this->tag; | |
252 } | |
253 | |
254 dtrace:helper:ustack: | |
255 /!this->done && this->codecache && this->tag > 0/ | |
256 { | |
257 MARK_LINE; | |
258 this->tag = copyin_uchar(this->block + this->segment); | |
259 this->segment = this->segment - this->tag; | |
260 } | |
261 | |
262 dtrace:helper:ustack: | |
263 /!this->done && this->codecache && this->tag > 0/ | |
264 { | |
265 MARK_LINE; | |
266 this->error = "<couldn't find start>"; | |
267 this->done = 1; | |
268 } | |
269 | |
270 dtrace:helper:ustack: | |
271 /!this->done && this->codecache/ | |
272 { | |
273 MARK_LINE; | |
274 this->block = this->CodeCache_low + | |
275 (this->segment << this->CodeHeap_log2_segment_size); | |
276 this->used = copyin_uint32(this->block + OFFSET_HeapBlockHeader_used); | |
277 } | |
278 | |
279 dtrace:helper:ustack: | |
280 /!this->done && this->codecache && !this->used/ | |
281 { | |
282 MARK_LINE; | |
283 this->error = "<block not in use>"; | |
284 this->done = 1; | |
285 } | |
286 | |
287 dtrace:helper:ustack: | |
288 /!this->done && this->codecache/ | |
289 { | |
290 MARK_LINE; | |
291 this->start = this->block + SIZE_HeapBlockHeader; | |
292 this->vtbl = copyin_ptr(this->start); | |
293 | |
294 this->nmethod_vtbl = (pointer) &``__1cHnmethodG__vtbl_; | |
295 this->BufferBlob_vtbl = (pointer) &``__1cKBufferBlobG__vtbl_; | |
296 } | |
297 | |
298 dtrace:helper:ustack: | |
299 /!this->done && this->vtbl == this->nmethod_vtbl/ | |
300 { | |
301 MARK_LINE; | |
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302 this->methodPtr = copyin_ptr(this->start + OFFSET_nmethod_method); |
4006 | 303 this->suffix = '*'; |
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304 this->isMethod = 1; |
4006 | 305 } |
306 | |
307 dtrace:helper:ustack: | |
308 /!this->done && this->vtbl == this->BufferBlob_vtbl/ | |
309 { | |
310 MARK_LINE; | |
311 this->name = copyin_ptr(this->start + OFFSET_CodeBlob_name); | |
312 } | |
313 | |
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314 |
4006 | 315 dtrace:helper:ustack: |
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316 /!this->done && this->vtbl == this->BufferBlob_vtbl && this->methodPtr != 0/ |
4006 | 317 { |
318 MARK_LINE; | |
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319 this->klass = copyin_ptr(this->methodPtr); |
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320 this->isMethod = this->klass == this->Method_vtbl; |
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321 this->done = !this->isMethod; |
4006 | 322 } |
323 | |
324 dtrace:helper:ustack: | |
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325 /!this->done && !this->isMethod/ |
4006 | 326 { |
327 MARK_LINE; | |
328 this->name = copyin_ptr(this->start + OFFSET_CodeBlob_name); | |
329 this->result = this->name != 0 ? copyinstr(this->name) : "<CodeBlob>"; | |
330 this->done = 1; | |
331 } | |
332 | |
333 dtrace:helper:ustack: | |
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334 /!this->done && this->isMethod/ |
4006 | 335 { |
336 MARK_LINE; | |
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337 this->constMethod = copyin_ptr(this->methodPtr + |
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338 OFFSET_Method_constMethod); |
4006 | 339 |
340 this->nameIndex = copyin_uint16(this->constMethod + | |
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341 OFFSET_ConstMethod_name_index); |
4006 | 342 |
343 this->signatureIndex = copyin_uint16(this->constMethod + | |
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344 OFFSET_ConstMethod_signature_index); |
4006 | 345 |
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346 this->constantPool = copyin_ptr(this->constMethod + |
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347 OFFSET_ConstMethod_constants); |
4006 | 348 |
349 this->nameSymbol = copyin_ptr(this->constantPool + | |
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350 this->nameIndex * sizeof (pointer) + SIZE_ConstantPool); |
4006 | 351 |
352 this->nameSymbolLength = copyin_uint16(this->nameSymbol + | |
353 OFFSET_Symbol_length); | |
354 | |
355 this->signatureSymbol = copyin_ptr(this->constantPool + | |
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356 this->signatureIndex * sizeof (pointer) + SIZE_ConstantPool); |
4006 | 357 |
358 this->signatureSymbolLength = copyin_uint16(this->signatureSymbol + | |
359 OFFSET_Symbol_length); | |
360 | |
361 this->klassPtr = copyin_ptr(this->constantPool + | |
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362 OFFSET_ConstantPool_pool_holder); |
4006 | 363 |
364 this->klassSymbol = copyin_ptr(this->klassPtr + | |
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365 OFFSET_Klass_name); |
4006 | 366 |
367 this->klassSymbolLength = copyin_uint16(this->klassSymbol + | |
368 OFFSET_Symbol_length); | |
369 | |
370 /* | |
371 * Enough for three strings, plus the '.', plus the trailing '\0'. | |
372 */ | |
373 this->result = (char *) alloca(this->klassSymbolLength + | |
374 this->nameSymbolLength + | |
375 this->signatureSymbolLength + 2 + 1); | |
376 | |
377 copyinto(this->klassSymbol + OFFSET_Symbol_body, | |
378 this->klassSymbolLength, this->result); | |
379 | |
380 /* | |
381 * Add the '.' between the class and the name. | |
382 */ | |
383 this->result[this->klassSymbolLength] = '.'; | |
384 | |
385 copyinto(this->nameSymbol + OFFSET_Symbol_body, | |
386 this->nameSymbolLength, | |
387 this->result + this->klassSymbolLength + 1); | |
388 | |
389 copyinto(this->signatureSymbol + OFFSET_Symbol_body, | |
390 this->signatureSymbolLength, | |
391 this->result + this->klassSymbolLength + | |
392 this->nameSymbolLength + 1); | |
393 | |
394 /* | |
395 * Now we need to add a trailing '\0' and possibly a tag character. | |
396 */ | |
397 this->result[this->klassSymbolLength + 1 + | |
398 this->nameSymbolLength + | |
399 this->signatureSymbolLength] = this->suffix; | |
400 this->result[this->klassSymbolLength + 2 + | |
401 this->nameSymbolLength + | |
402 this->signatureSymbolLength] = '\0'; | |
403 | |
404 this->done = 1; | |
405 } | |
406 | |
407 dtrace:helper:ustack: | |
408 /this->done && this->error == (char *) NULL/ | |
409 { | |
410 this->result; | |
411 } | |
412 | |
413 dtrace:helper:ustack: | |
414 /this->done && this->error != (char *) NULL/ | |
415 { | |
416 this->error; | |
417 } | |
418 | |
419 dtrace:helper:ustack: | |
420 /!this->done && this->codecache/ | |
421 { | |
422 this->done = 1; | |
423 "error"; | |
424 } | |
425 | |
426 | |
427 dtrace:helper:ustack: | |
428 /!this->done/ | |
429 { | |
430 NULL; | |
431 } |