Mercurial > hg > truffle
annotate src/os/solaris/dtrace/jhelper.d @ 20708:d9e22e15d3f6
8066775: opto/node.hpp:355, assert(i < _max) failed: oob: i=1, _max=1
Summary: bad assumption on graph shape in CastIINode::Value if that part of the graph is becoming dead.
Reviewed-by: kvn
author | roland |
---|---|
date | Fri, 05 Dec 2014 18:03:15 +0100 |
parents | 7f11c12d7a90 |
children |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
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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 __1cIUniverseO_collectedHeap_; | |
48 | |
49 extern pointer __1cHnmethodG__vtbl_; | |
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50 extern pointer __1cGMethodG__vtbl_; |
0 | 51 extern pointer __1cKBufferBlobG__vtbl_; |
52 | |
53 #define copyin_ptr(ADDR) *(pointer*) copyin((pointer) (ADDR), sizeof(pointer)) | |
54 #define copyin_uchar(ADDR) *(uchar_t*) copyin((pointer) (ADDR), sizeof(uchar_t)) | |
55 #define copyin_uint16(ADDR) *(uint16_t*) copyin((pointer) (ADDR), sizeof(uint16_t)) | |
56 #define copyin_uint32(ADDR) *(uint32_t*) copyin((pointer) (ADDR), sizeof(uint32_t)) | |
57 #define copyin_int32(ADDR) *(int32_t*) copyin((pointer) (ADDR), sizeof(int32_t)) | |
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58 #define copyin_uint8(ADDR) *(uint8_t*) copyin((pointer) (ADDR), sizeof(uint8_t)) |
0 | 59 |
60 #define SAME(x) x | |
61 #define copyin_offset(JVM_CONST) JVM_CONST = \ | |
62 copyin_int32(JvmOffsetsPtr + SAME(IDX_)JVM_CONST * sizeof(int32_t)) | |
63 | |
64 int init_done; | |
65 | |
66 dtrace:helper:ustack: | |
67 { | |
68 MARK_LINE; | |
69 this->done = 0; | |
70 /* | |
71 * TBD: | |
72 * Here we initialize init_done, otherwise jhelper does not work. | |
73 * Therefore, copyin_offset() statements work multiple times now. | |
74 * There is a hope we could avoid it in the future, and so, | |
75 * this initialization can be removed. | |
76 */ | |
77 init_done = 0; | |
78 this->error = (char *) NULL; | |
79 this->result = (char *) NULL; | |
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80 this->isMethod = 0; |
0 | 81 this->codecache = 0; |
82 this->klass = (pointer) NULL; | |
83 this->vtbl = (pointer) NULL; | |
84 this->suffix = '\0'; | |
85 } | |
86 | |
87 dtrace:helper:ustack: | |
88 { | |
89 MARK_LINE; | |
90 /* Initialization of JvmOffsets constants */ | |
91 JvmOffsetsPtr = (pointer) &``__JvmOffsets; | |
92 } | |
93 | |
94 dtrace:helper:ustack: | |
95 /!init_done && !this->done/ | |
96 { | |
97 MARK_LINE; | |
98 init_done = 1; | |
99 | |
100 copyin_offset(COMPILER); | |
101 copyin_offset(OFFSET_CollectedHeap_reserved); | |
102 copyin_offset(OFFSET_MemRegion_start); | |
103 copyin_offset(OFFSET_MemRegion_word_size); | |
104 copyin_offset(SIZE_HeapWord); | |
105 | |
106 copyin_offset(OFFSET_interpreter_frame_method); | |
107 copyin_offset(OFFSET_Klass_name); | |
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108 copyin_offset(OFFSET_ConstantPool_pool_holder); |
0 | 109 |
110 copyin_offset(OFFSET_HeapBlockHeader_used); | |
113
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111 copyin_offset(OFFSET_oopDesc_metadata); |
0 | 112 |
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113 copyin_offset(OFFSET_Symbol_length); |
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114 copyin_offset(OFFSET_Symbol_body); |
0 | 115 |
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116 copyin_offset(OFFSET_Method_constMethod); |
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117 copyin_offset(OFFSET_ConstMethod_constants); |
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118 copyin_offset(OFFSET_ConstMethod_name_index); |
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119 copyin_offset(OFFSET_ConstMethod_signature_index); |
0 | 120 |
121 copyin_offset(OFFSET_CodeHeap_memory); | |
122 copyin_offset(OFFSET_CodeHeap_segmap); | |
123 copyin_offset(OFFSET_CodeHeap_log2_segment_size); | |
124 | |
125 copyin_offset(OFFSET_VirtualSpace_low); | |
126 copyin_offset(OFFSET_VirtualSpace_high); | |
127 | |
128 copyin_offset(OFFSET_CodeBlob_name); | |
129 | |
130 copyin_offset(OFFSET_nmethod_method); | |
131 copyin_offset(SIZE_HeapBlockHeader); | |
132 copyin_offset(SIZE_oopDesc); | |
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133 copyin_offset(SIZE_ConstantPool); |
0 | 134 |
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135 copyin_offset(OFFSET_NarrowPtrStruct_base); |
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136 copyin_offset(OFFSET_NarrowPtrStruct_shift); |
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137 |
0 | 138 /* |
139 * The PC to translate is in arg0. | |
140 */ | |
141 this->pc = arg0; | |
142 | |
143 /* | |
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144 * The methodPtr is in %l2 on SPARC. This can be found at |
0 | 145 * offset 8 from the frame pointer on 32-bit processes. |
146 */ | |
147 #if defined(__sparc) | |
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148 this->methodPtr = copyin_ptr(arg1 + 2 * sizeof(pointer) + STACK_BIAS); |
0 | 149 #elif defined(__i386) || defined(__amd64) |
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150 this->methodPtr = copyin_ptr(arg1 + OFFSET_interpreter_frame_method); |
0 | 151 #else |
152 #error "Don't know architecture" | |
153 #endif | |
154 | |
155 this->CodeCache_heap_address = copyin_ptr(&``__1cJCodeCacheF_heap_); | |
156 | |
157 this->CodeCache_low = copyin_ptr(this->CodeCache_heap_address + | |
158 OFFSET_CodeHeap_memory + OFFSET_VirtualSpace_low); | |
159 | |
160 this->CodeCache_high = copyin_ptr(this->CodeCache_heap_address + | |
161 OFFSET_CodeHeap_memory + OFFSET_VirtualSpace_high); | |
162 | |
163 this->CodeCache_segmap_low = copyin_ptr(this->CodeCache_heap_address + | |
164 OFFSET_CodeHeap_segmap + OFFSET_VirtualSpace_low); | |
165 | |
166 this->CodeCache_segmap_high = copyin_ptr(this->CodeCache_heap_address + | |
167 OFFSET_CodeHeap_segmap + OFFSET_VirtualSpace_high); | |
168 | |
169 this->CodeHeap_log2_segment_size = copyin_uint32( | |
170 this->CodeCache_heap_address + OFFSET_CodeHeap_log2_segment_size); | |
171 | |
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172 this->Method_vtbl = (pointer) &``__1cGMethodG__vtbl_; |
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173 |
0 | 174 /* |
175 * Get Java heap bounds | |
176 */ | |
177 this->Universe_collectedHeap = copyin_ptr(&``__1cIUniverseO_collectedHeap_); | |
178 this->heap_start = copyin_ptr(this->Universe_collectedHeap + | |
179 OFFSET_CollectedHeap_reserved + | |
180 OFFSET_MemRegion_start); | |
181 this->heap_size = SIZE_HeapWord * | |
182 copyin_ptr(this->Universe_collectedHeap + | |
183 OFFSET_CollectedHeap_reserved + | |
184 OFFSET_MemRegion_word_size | |
185 ); | |
186 this->heap_end = this->heap_start + this->heap_size; | |
187 } | |
188 | |
189 dtrace:helper:ustack: | |
190 /!this->done && | |
191 this->CodeCache_low <= this->pc && this->pc < this->CodeCache_high/ | |
192 { | |
193 MARK_LINE; | |
194 this->codecache = 1; | |
195 | |
196 /* | |
197 * Find start. | |
198 */ | |
199 this->segment = (this->pc - this->CodeCache_low) >> | |
200 this->CodeHeap_log2_segment_size; | |
201 this->block = this->CodeCache_segmap_low; | |
202 this->tag = copyin_uchar(this->block + this->segment); | |
203 "second"; | |
204 } | |
205 | |
206 dtrace:helper:ustack: | |
207 /!this->done && this->codecache && this->tag > 0/ | |
208 { | |
209 MARK_LINE; | |
210 this->tag = copyin_uchar(this->block + this->segment); | |
211 this->segment = this->segment - this->tag; | |
212 } | |
213 | |
214 dtrace:helper:ustack: | |
215 /!this->done && this->codecache && this->tag > 0/ | |
216 { | |
217 MARK_LINE; | |
218 this->tag = copyin_uchar(this->block + this->segment); | |
219 this->segment = this->segment - this->tag; | |
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->error = "<couldn't find start>"; | |
251 this->done = 1; | |
252 } | |
253 | |
254 dtrace:helper:ustack: | |
255 /!this->done && this->codecache/ | |
256 { | |
257 MARK_LINE; | |
258 this->block = this->CodeCache_low + | |
259 (this->segment << this->CodeHeap_log2_segment_size); | |
260 this->used = copyin_uint32(this->block + OFFSET_HeapBlockHeader_used); | |
261 } | |
262 | |
263 dtrace:helper:ustack: | |
264 /!this->done && this->codecache && !this->used/ | |
265 { | |
266 MARK_LINE; | |
267 this->error = "<block not in use>"; | |
268 this->done = 1; | |
269 } | |
270 | |
271 dtrace:helper:ustack: | |
272 /!this->done && this->codecache/ | |
273 { | |
274 MARK_LINE; | |
275 this->start = this->block + SIZE_HeapBlockHeader; | |
276 this->vtbl = copyin_ptr(this->start); | |
277 | |
278 this->nmethod_vtbl = (pointer) &``__1cHnmethodG__vtbl_; | |
279 this->BufferBlob_vtbl = (pointer) &``__1cKBufferBlobG__vtbl_; | |
280 } | |
281 | |
282 dtrace:helper:ustack: | |
283 /!this->done && this->vtbl == this->nmethod_vtbl/ | |
284 { | |
285 MARK_LINE; | |
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286 this->methodPtr = copyin_ptr(this->start + OFFSET_nmethod_method); |
0 | 287 this->suffix = '*'; |
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288 this->isMethod = 1; |
0 | 289 } |
290 | |
291 dtrace:helper:ustack: | |
292 /!this->done && this->vtbl == this->BufferBlob_vtbl/ | |
293 { | |
294 MARK_LINE; | |
295 this->name = copyin_ptr(this->start + OFFSET_CodeBlob_name); | |
296 } | |
297 | |
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298 |
0 | 299 dtrace:helper:ustack: |
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300 /!this->done && this->vtbl == this->BufferBlob_vtbl && this->methodPtr != 0/ |
0 | 301 { |
302 MARK_LINE; | |
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303 this->klass = copyin_ptr(this->methodPtr); |
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304 this->isMethod = this->klass == this->Method_vtbl; |
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305 this->done = !this->isMethod; |
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306 } |
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307 |
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308 dtrace:helper:ustack: |
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309 /!this->done && !this->isMethod/ |
0 | 310 { |
311 MARK_LINE; | |
312 this->name = copyin_ptr(this->start + OFFSET_CodeBlob_name); | |
313 this->result = this->name != 0 ? copyinstr(this->name) : "<CodeBlob>"; | |
314 this->done = 1; | |
315 } | |
316 | |
317 dtrace:helper:ustack: | |
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318 /!this->done && this->isMethod/ |
0 | 319 { |
320 MARK_LINE; | |
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321 this->constMethod = copyin_ptr(this->methodPtr + |
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322 OFFSET_Method_constMethod); |
0 | 323 |
324 this->nameIndex = copyin_uint16(this->constMethod + | |
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325 OFFSET_ConstMethod_name_index); |
0 | 326 |
327 this->signatureIndex = copyin_uint16(this->constMethod + | |
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328 OFFSET_ConstMethod_signature_index); |
0 | 329 |
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330 this->constantPool = copyin_ptr(this->constMethod + |
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331 OFFSET_ConstMethod_constants); |
0 | 332 |
333 this->nameSymbol = copyin_ptr(this->constantPool + | |
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334 this->nameIndex * sizeof (pointer) + SIZE_ConstantPool); |
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335 /* The symbol is a CPSlot and has lower bit set to indicate metadata */ |
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336 this->nameSymbol &= (~1); /* remove metadata lsb */ |
0 | 337 |
338 this->nameSymbolLength = copyin_uint16(this->nameSymbol + | |
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339 OFFSET_Symbol_length); |
0 | 340 |
341 this->signatureSymbol = copyin_ptr(this->constantPool + | |
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342 this->signatureIndex * sizeof (pointer) + SIZE_ConstantPool); |
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343 this->signatureSymbol &= (~1); /* remove metadata lsb */ |
0 | 344 |
345 this->signatureSymbolLength = copyin_uint16(this->signatureSymbol + | |
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346 OFFSET_Symbol_length); |
0 | 347 |
348 this->klassPtr = copyin_ptr(this->constantPool + | |
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349 OFFSET_ConstantPool_pool_holder); |
0 | 350 |
351 this->klassSymbol = copyin_ptr(this->klassPtr + | |
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352 OFFSET_Klass_name); |
0 | 353 |
354 this->klassSymbolLength = copyin_uint16(this->klassSymbol + | |
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355 OFFSET_Symbol_length); |
0 | 356 |
357 /* | |
358 * Enough for three strings, plus the '.', plus the trailing '\0'. | |
359 */ | |
360 this->result = (char *) alloca(this->klassSymbolLength + | |
361 this->nameSymbolLength + | |
362 this->signatureSymbolLength + 2 + 1); | |
363 | |
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364 copyinto(this->klassSymbol + OFFSET_Symbol_body, |
0 | 365 this->klassSymbolLength, this->result); |
366 | |
367 /* | |
368 * Add the '.' between the class and the name. | |
369 */ | |
370 this->result[this->klassSymbolLength] = '.'; | |
371 | |
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372 copyinto(this->nameSymbol + OFFSET_Symbol_body, |
0 | 373 this->nameSymbolLength, |
374 this->result + this->klassSymbolLength + 1); | |
375 | |
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376 copyinto(this->signatureSymbol + OFFSET_Symbol_body, |
0 | 377 this->signatureSymbolLength, |
378 this->result + this->klassSymbolLength + | |
379 this->nameSymbolLength + 1); | |
380 | |
381 /* | |
382 * Now we need to add a trailing '\0' and possibly a tag character. | |
383 */ | |
384 this->result[this->klassSymbolLength + 1 + | |
385 this->nameSymbolLength + | |
386 this->signatureSymbolLength] = this->suffix; | |
387 this->result[this->klassSymbolLength + 2 + | |
388 this->nameSymbolLength + | |
389 this->signatureSymbolLength] = '\0'; | |
390 | |
391 this->done = 1; | |
392 } | |
393 | |
394 dtrace:helper:ustack: | |
395 /this->done && this->error == (char *) NULL/ | |
396 { | |
397 this->result; | |
398 } | |
399 | |
400 dtrace:helper:ustack: | |
401 /this->done && this->error != (char *) NULL/ | |
402 { | |
403 this->error; | |
404 } | |
405 | |
406 dtrace:helper:ustack: | |
407 /!this->done && this->codecache/ | |
408 { | |
409 this->done = 1; | |
410 "error"; | |
411 } | |
412 | |
413 | |
414 dtrace:helper:ustack: | |
415 /!this->done/ | |
416 { | |
417 NULL; | |
418 } |