Mercurial > hg > graal-compiler
annotate src/os/solaris/dtrace/jhelper.d @ 1725:09cdb1e1c77b
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author | trims |
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date | Fri, 20 Aug 2010 04:08:08 -0700 |
parents | c18cbe5936b8 |
children | 3582bf76420e |
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0 | 1 /* |
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2 * Copyright (c) 2003, 2009, 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 /* 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 __1cIUniverseP_methodKlassObj_; | |
48 extern pointer __1cIUniverseO_collectedHeap_; | |
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49 extern pointer __1cIUniverseL_narrow_oop_; |
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50 #ifdef _LP64 |
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51 extern pointer UseCompressedOops; |
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52 #endif |
0 | 53 |
54 extern pointer __1cHnmethodG__vtbl_; | |
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)) | |
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62 #define copyin_uint8(ADDR) *(uint8_t*) copyin((pointer) (ADDR), sizeof(uint8_t)) |
0 | 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; | |
84 this->methodOop = 0; | |
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); | |
112 copyin_offset(OFFSET_constantPoolOopDesc_pool_holder); | |
113 | |
114 copyin_offset(OFFSET_HeapBlockHeader_used); | |
113
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115 copyin_offset(OFFSET_oopDesc_metadata); |
0 | 116 |
117 copyin_offset(OFFSET_symbolOopDesc_length); | |
118 copyin_offset(OFFSET_symbolOopDesc_body); | |
119 | |
120 copyin_offset(OFFSET_methodOopDesc_constMethod); | |
121 copyin_offset(OFFSET_methodOopDesc_constants); | |
122 copyin_offset(OFFSET_constMethodOopDesc_name_index); | |
123 copyin_offset(OFFSET_constMethodOopDesc_signature_index); | |
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); | |
137 copyin_offset(SIZE_constantPoolOopDesc); | |
138 | |
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139 copyin_offset(OFFSET_NarrowOopStruct_base); |
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140 copyin_offset(OFFSET_NarrowOopStruct_shift); |
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141 |
0 | 142 /* |
143 * The PC to translate is in arg0. | |
144 */ | |
145 this->pc = arg0; | |
146 | |
147 /* | |
148 * The methodOopPtr is in %l2 on SPARC. This can be found at | |
149 * offset 8 from the frame pointer on 32-bit processes. | |
150 */ | |
151 #if defined(__sparc) | |
152 this->methodOopPtr = copyin_ptr(arg1 + 2 * sizeof(pointer) + STACK_BIAS); | |
153 #elif defined(__i386) || defined(__amd64) | |
154 this->methodOopPtr = copyin_ptr(arg1 + OFFSET_interpreter_frame_method); | |
155 #else | |
156 #error "Don't know architecture" | |
157 #endif | |
158 | |
159 this->Universe_methodKlassOop = copyin_ptr(&``__1cIUniverseP_methodKlassObj_); | |
160 this->CodeCache_heap_address = copyin_ptr(&``__1cJCodeCacheF_heap_); | |
161 | |
162 /* Reading volatile values */ | |
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163 #ifdef _LP64 |
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164 this->Use_Compressed_Oops = copyin_uint8(&``UseCompressedOops); |
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165 #else |
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166 this->Use_Compressed_Oops = 0; |
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167 #endif |
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168 |
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169 this->Universe_narrow_oop_base = copyin_ptr(&``__1cIUniverseL_narrow_oop_ + |
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170 OFFSET_NarrowOopStruct_base); |
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171 this->Universe_narrow_oop_shift = copyin_int32(&``__1cIUniverseL_narrow_oop_ + |
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172 OFFSET_NarrowOopStruct_shift); |
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173 |
0 | 174 this->CodeCache_low = copyin_ptr(this->CodeCache_heap_address + |
175 OFFSET_CodeHeap_memory + OFFSET_VirtualSpace_low); | |
176 | |
177 this->CodeCache_high = copyin_ptr(this->CodeCache_heap_address + | |
178 OFFSET_CodeHeap_memory + OFFSET_VirtualSpace_high); | |
179 | |
180 this->CodeCache_segmap_low = copyin_ptr(this->CodeCache_heap_address + | |
181 OFFSET_CodeHeap_segmap + OFFSET_VirtualSpace_low); | |
182 | |
183 this->CodeCache_segmap_high = copyin_ptr(this->CodeCache_heap_address + | |
184 OFFSET_CodeHeap_segmap + OFFSET_VirtualSpace_high); | |
185 | |
186 this->CodeHeap_log2_segment_size = copyin_uint32( | |
187 this->CodeCache_heap_address + OFFSET_CodeHeap_log2_segment_size); | |
188 | |
189 /* | |
190 * Get Java heap bounds | |
191 */ | |
192 this->Universe_collectedHeap = copyin_ptr(&``__1cIUniverseO_collectedHeap_); | |
193 this->heap_start = copyin_ptr(this->Universe_collectedHeap + | |
194 OFFSET_CollectedHeap_reserved + | |
195 OFFSET_MemRegion_start); | |
196 this->heap_size = SIZE_HeapWord * | |
197 copyin_ptr(this->Universe_collectedHeap + | |
198 OFFSET_CollectedHeap_reserved + | |
199 OFFSET_MemRegion_word_size | |
200 ); | |
201 this->heap_end = this->heap_start + this->heap_size; | |
202 } | |
203 | |
204 dtrace:helper:ustack: | |
205 /!this->done && | |
206 this->CodeCache_low <= this->pc && this->pc < this->CodeCache_high/ | |
207 { | |
208 MARK_LINE; | |
209 this->codecache = 1; | |
210 | |
211 /* | |
212 * Find start. | |
213 */ | |
214 this->segment = (this->pc - this->CodeCache_low) >> | |
215 this->CodeHeap_log2_segment_size; | |
216 this->block = this->CodeCache_segmap_low; | |
217 this->tag = copyin_uchar(this->block + this->segment); | |
218 "second"; | |
219 } | |
220 | |
221 dtrace:helper:ustack: | |
222 /!this->done && this->codecache && this->tag > 0/ | |
223 { | |
224 MARK_LINE; | |
225 this->tag = copyin_uchar(this->block + this->segment); | |
226 this->segment = this->segment - this->tag; | |
227 } | |
228 | |
229 dtrace:helper:ustack: | |
230 /!this->done && this->codecache && this->tag > 0/ | |
231 { | |
232 MARK_LINE; | |
233 this->tag = copyin_uchar(this->block + this->segment); | |
234 this->segment = this->segment - this->tag; | |
235 } | |
236 | |
237 dtrace:helper:ustack: | |
238 /!this->done && this->codecache && this->tag > 0/ | |
239 { | |
240 MARK_LINE; | |
241 this->tag = copyin_uchar(this->block + this->segment); | |
242 this->segment = this->segment - this->tag; | |
243 } | |
244 | |
245 dtrace:helper:ustack: | |
246 /!this->done && this->codecache && this->tag > 0/ | |
247 { | |
248 MARK_LINE; | |
249 this->tag = copyin_uchar(this->block + this->segment); | |
250 this->segment = this->segment - this->tag; | |
251 } | |
252 | |
253 dtrace:helper:ustack: | |
254 /!this->done && this->codecache && this->tag > 0/ | |
255 { | |
256 MARK_LINE; | |
257 this->tag = copyin_uchar(this->block + this->segment); | |
258 this->segment = this->segment - this->tag; | |
259 } | |
260 | |
261 dtrace:helper:ustack: | |
262 /!this->done && this->codecache && this->tag > 0/ | |
263 { | |
264 MARK_LINE; | |
265 this->error = "<couldn't find start>"; | |
266 this->done = 1; | |
267 } | |
268 | |
269 dtrace:helper:ustack: | |
270 /!this->done && this->codecache/ | |
271 { | |
272 MARK_LINE; | |
273 this->block = this->CodeCache_low + | |
274 (this->segment << this->CodeHeap_log2_segment_size); | |
275 this->used = copyin_uint32(this->block + OFFSET_HeapBlockHeader_used); | |
276 } | |
277 | |
278 dtrace:helper:ustack: | |
279 /!this->done && this->codecache && !this->used/ | |
280 { | |
281 MARK_LINE; | |
282 this->error = "<block not in use>"; | |
283 this->done = 1; | |
284 } | |
285 | |
286 dtrace:helper:ustack: | |
287 /!this->done && this->codecache/ | |
288 { | |
289 MARK_LINE; | |
290 this->start = this->block + SIZE_HeapBlockHeader; | |
291 this->vtbl = copyin_ptr(this->start); | |
292 | |
293 this->nmethod_vtbl = (pointer) &``__1cHnmethodG__vtbl_; | |
294 this->BufferBlob_vtbl = (pointer) &``__1cKBufferBlobG__vtbl_; | |
295 } | |
296 | |
297 dtrace:helper:ustack: | |
298 /!this->done && this->vtbl == this->nmethod_vtbl/ | |
299 { | |
300 MARK_LINE; | |
301 this->methodOopPtr = copyin_ptr(this->start + OFFSET_nmethod_method); | |
302 this->suffix = '*'; | |
303 this->methodOop = 1; | |
304 } | |
305 | |
306 dtrace:helper:ustack: | |
307 /!this->done && this->vtbl == this->BufferBlob_vtbl/ | |
308 { | |
309 MARK_LINE; | |
310 this->name = copyin_ptr(this->start + OFFSET_CodeBlob_name); | |
311 } | |
312 | |
313 dtrace:helper:ustack: | |
314 /!this->done && this->vtbl == this->BufferBlob_vtbl && | |
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315 this->Use_Compressed_Oops == 0 && |
0 | 316 this->methodOopPtr > this->heap_start && this->methodOopPtr < this->heap_end/ |
317 { | |
318 MARK_LINE; | |
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319 this->klass = copyin_ptr(this->methodOopPtr + OFFSET_oopDesc_metadata); |
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320 this->methodOop = this->klass == this->Universe_methodKlassOop; |
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321 this->done = !this->methodOop; |
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322 } |
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323 |
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324 dtrace:helper:ustack: |
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325 /!this->done && this->vtbl == this->BufferBlob_vtbl && |
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326 this->Use_Compressed_Oops != 0 && |
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327 this->methodOopPtr > this->heap_start && this->methodOopPtr < this->heap_end/ |
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328 { |
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329 MARK_LINE; |
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330 /* |
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331 * Read compressed pointer and decode heap oop, same as oop.inline.hpp |
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332 */ |
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333 this->cklass = copyin_uint32(this->methodOopPtr + OFFSET_oopDesc_metadata); |
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334 this->klass = (uint64_t)((uintptr_t)this->Universe_narrow_oop_base + |
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335 ((uintptr_t)this->cklass << this->Universe_narrow_oop_shift)); |
0 | 336 this->methodOop = this->klass == this->Universe_methodKlassOop; |
337 this->done = !this->methodOop; | |
338 } | |
339 | |
340 dtrace:helper:ustack: | |
341 /!this->done && !this->methodOop/ | |
342 { | |
343 MARK_LINE; | |
344 this->name = copyin_ptr(this->start + OFFSET_CodeBlob_name); | |
345 this->result = this->name != 0 ? copyinstr(this->name) : "<CodeBlob>"; | |
346 this->done = 1; | |
347 } | |
348 | |
349 dtrace:helper:ustack: | |
350 /!this->done && this->methodOop/ | |
351 { | |
352 MARK_LINE; | |
353 this->constMethod = copyin_ptr(this->methodOopPtr + | |
354 OFFSET_methodOopDesc_constMethod); | |
355 | |
356 this->nameIndex = copyin_uint16(this->constMethod + | |
357 OFFSET_constMethodOopDesc_name_index); | |
358 | |
359 this->signatureIndex = copyin_uint16(this->constMethod + | |
360 OFFSET_constMethodOopDesc_signature_index); | |
361 | |
362 this->constantPool = copyin_ptr(this->methodOopPtr + | |
363 OFFSET_methodOopDesc_constants); | |
364 | |
365 this->nameSymbol = copyin_ptr(this->constantPool + | |
366 this->nameIndex * sizeof (pointer) + SIZE_constantPoolOopDesc); | |
367 | |
368 this->nameSymbolLength = copyin_uint16(this->nameSymbol + | |
369 OFFSET_symbolOopDesc_length); | |
370 | |
371 this->signatureSymbol = copyin_ptr(this->constantPool + | |
372 this->signatureIndex * sizeof (pointer) + SIZE_constantPoolOopDesc); | |
373 | |
374 this->signatureSymbolLength = copyin_uint16(this->signatureSymbol + | |
375 OFFSET_symbolOopDesc_length); | |
376 | |
377 this->klassPtr = copyin_ptr(this->constantPool + | |
378 OFFSET_constantPoolOopDesc_pool_holder); | |
379 | |
380 this->klassSymbol = copyin_ptr(this->klassPtr + | |
381 OFFSET_Klass_name + SIZE_oopDesc); | |
382 | |
383 this->klassSymbolLength = copyin_uint16(this->klassSymbol + | |
384 OFFSET_symbolOopDesc_length); | |
385 | |
386 /* | |
387 * Enough for three strings, plus the '.', plus the trailing '\0'. | |
388 */ | |
389 this->result = (char *) alloca(this->klassSymbolLength + | |
390 this->nameSymbolLength + | |
391 this->signatureSymbolLength + 2 + 1); | |
392 | |
393 copyinto(this->klassSymbol + OFFSET_symbolOopDesc_body, | |
394 this->klassSymbolLength, this->result); | |
395 | |
396 /* | |
397 * Add the '.' between the class and the name. | |
398 */ | |
399 this->result[this->klassSymbolLength] = '.'; | |
400 | |
401 copyinto(this->nameSymbol + OFFSET_symbolOopDesc_body, | |
402 this->nameSymbolLength, | |
403 this->result + this->klassSymbolLength + 1); | |
404 | |
405 copyinto(this->signatureSymbol + OFFSET_symbolOopDesc_body, | |
406 this->signatureSymbolLength, | |
407 this->result + this->klassSymbolLength + | |
408 this->nameSymbolLength + 1); | |
409 | |
410 /* | |
411 * Now we need to add a trailing '\0' and possibly a tag character. | |
412 */ | |
413 this->result[this->klassSymbolLength + 1 + | |
414 this->nameSymbolLength + | |
415 this->signatureSymbolLength] = this->suffix; | |
416 this->result[this->klassSymbolLength + 2 + | |
417 this->nameSymbolLength + | |
418 this->signatureSymbolLength] = '\0'; | |
419 | |
420 this->done = 1; | |
421 } | |
422 | |
423 dtrace:helper:ustack: | |
424 /this->done && this->error == (char *) NULL/ | |
425 { | |
426 this->result; | |
427 } | |
428 | |
429 dtrace:helper:ustack: | |
430 /this->done && this->error != (char *) NULL/ | |
431 { | |
432 this->error; | |
433 } | |
434 | |
435 dtrace:helper:ustack: | |
436 /!this->done && this->codecache/ | |
437 { | |
438 this->done = 1; | |
439 "error"; | |
440 } | |
441 | |
442 | |
443 dtrace:helper:ustack: | |
444 /!this->done/ | |
445 { | |
446 NULL; | |
447 } |