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DWARFFormValue.cpp
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1 //===-- DWARFFormValue.cpp ------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include <cassert>
10 
11 #include "lldb/Core/Module.h"
12 #include "lldb/Core/dwarf.h"
13 #include "lldb/Symbol/ObjectFile.h"
14 #include "lldb/Utility/Stream.h"
15 
16 #include "DWARFDebugInfo.h"
17 #include "DWARFFormValue.h"
18 #include "DWARFUnit.h"
19 
20 class DWARFUnit;
21 
22 using namespace lldb_private;
23 using namespace lldb_private::dwarf;
24 
26  m_unit = nullptr;
27  m_form = 0;
28  m_value = ValueTypeTag();
29 }
30 
32  lldb::offset_t *offset_ptr) {
33  if (m_form == DW_FORM_implicit_const)
34  return true;
35 
36  bool indirect = false;
37  bool is_block = false;
38  m_value.data = nullptr;
39  uint8_t ref_addr_size;
40  // Read the value for the form into value and follow and DW_FORM_indirect
41  // instances we run into
42  do {
43  indirect = false;
44  switch (m_form) {
45  case DW_FORM_addr:
46  assert(m_unit);
47  m_value.value.uval =
48  data.GetMaxU64(offset_ptr, DWARFUnit::GetAddressByteSize(m_unit));
49  break;
50  case DW_FORM_block1:
51  m_value.value.uval = data.GetU8(offset_ptr);
52  is_block = true;
53  break;
54  case DW_FORM_block2:
55  m_value.value.uval = data.GetU16(offset_ptr);
56  is_block = true;
57  break;
58  case DW_FORM_block4:
59  m_value.value.uval = data.GetU32(offset_ptr);
60  is_block = true;
61  break;
62  case DW_FORM_data16:
63  m_value.value.uval = 16;
64  is_block = true;
65  break;
66  case DW_FORM_exprloc:
67  case DW_FORM_block:
68  m_value.value.uval = data.GetULEB128(offset_ptr);
69  is_block = true;
70  break;
71  case DW_FORM_string:
72  m_value.value.cstr = data.GetCStr(offset_ptr);
73  break;
74  case DW_FORM_sdata:
75  m_value.value.sval = data.GetSLEB128(offset_ptr);
76  break;
77  case DW_FORM_strp:
78  case DW_FORM_line_strp:
79  case DW_FORM_sec_offset:
80  m_value.value.uval = data.GetMaxU64(offset_ptr, 4);
81  break;
82  case DW_FORM_addrx1:
83  case DW_FORM_strx1:
84  case DW_FORM_ref1:
85  case DW_FORM_data1:
86  case DW_FORM_flag:
87  m_value.value.uval = data.GetU8(offset_ptr);
88  break;
89  case DW_FORM_addrx2:
90  case DW_FORM_strx2:
91  case DW_FORM_ref2:
92  case DW_FORM_data2:
93  m_value.value.uval = data.GetU16(offset_ptr);
94  break;
95  case DW_FORM_addrx3:
96  case DW_FORM_strx3:
97  m_value.value.uval = data.GetMaxU64(offset_ptr, 3);
98  break;
99  case DW_FORM_addrx4:
100  case DW_FORM_strx4:
101  case DW_FORM_ref4:
102  case DW_FORM_data4:
103  m_value.value.uval = data.GetU32(offset_ptr);
104  break;
105  case DW_FORM_data8:
106  case DW_FORM_ref8:
107  case DW_FORM_ref_sig8:
108  m_value.value.uval = data.GetU64(offset_ptr);
109  break;
110  case DW_FORM_addrx:
111  case DW_FORM_loclistx:
112  case DW_FORM_rnglistx:
113  case DW_FORM_strx:
114  case DW_FORM_udata:
115  case DW_FORM_ref_udata:
116  case DW_FORM_GNU_str_index:
117  case DW_FORM_GNU_addr_index:
118  m_value.value.uval = data.GetULEB128(offset_ptr);
119  break;
120  case DW_FORM_ref_addr:
121  assert(m_unit);
122  if (m_unit->GetVersion() <= 2)
123  ref_addr_size = m_unit->GetAddressByteSize();
124  else
125  ref_addr_size = 4;
126  m_value.value.uval = data.GetMaxU64(offset_ptr, ref_addr_size);
127  break;
128  case DW_FORM_indirect:
129  m_form = data.GetULEB128(offset_ptr);
130  indirect = true;
131  break;
132  case DW_FORM_flag_present:
133  m_value.value.uval = 1;
134  break;
135  default:
136  return false;
137  }
138  } while (indirect);
139 
140  if (is_block) {
141  m_value.data = data.PeekData(*offset_ptr, m_value.value.uval);
142  if (m_value.data != nullptr) {
143  *offset_ptr += m_value.value.uval;
144  }
145  }
146 
147  return true;
148 }
149 
150 struct FormSize {
151  uint8_t valid:1, size:7;
152 };
153 static FormSize g_form_sizes[] = {
154  {0, 0}, // 0x00 unused
155  {0, 0}, // 0x01 DW_FORM_addr
156  {0, 0}, // 0x02 unused
157  {0, 0}, // 0x03 DW_FORM_block2
158  {0, 0}, // 0x04 DW_FORM_block4
159  {1, 2}, // 0x05 DW_FORM_data2
160  {1, 4}, // 0x06 DW_FORM_data4
161  {1, 8}, // 0x07 DW_FORM_data8
162  {0, 0}, // 0x08 DW_FORM_string
163  {0, 0}, // 0x09 DW_FORM_block
164  {0, 0}, // 0x0a DW_FORM_block1
165  {1, 1}, // 0x0b DW_FORM_data1
166  {1, 1}, // 0x0c DW_FORM_flag
167  {0, 0}, // 0x0d DW_FORM_sdata
168  {1, 4}, // 0x0e DW_FORM_strp
169  {0, 0}, // 0x0f DW_FORM_udata
170  {0, 0}, // 0x10 DW_FORM_ref_addr (addr size for DWARF2 and earlier, 4 bytes
171  // for DWARF32, 8 bytes for DWARF32 in DWARF 3 and later
172  {1, 1}, // 0x11 DW_FORM_ref1
173  {1, 2}, // 0x12 DW_FORM_ref2
174  {1, 4}, // 0x13 DW_FORM_ref4
175  {1, 8}, // 0x14 DW_FORM_ref8
176  {0, 0}, // 0x15 DW_FORM_ref_udata
177  {0, 0}, // 0x16 DW_FORM_indirect
178  {1, 4}, // 0x17 DW_FORM_sec_offset
179  {0, 0}, // 0x18 DW_FORM_exprloc
180  {1, 0}, // 0x19 DW_FORM_flag_present
181  {0, 0}, // 0x1a DW_FORM_strx (ULEB128)
182  {0, 0}, // 0x1b DW_FORM_addrx (ULEB128)
183  {1, 4}, // 0x1c DW_FORM_ref_sup4
184  {0, 0}, // 0x1d DW_FORM_strp_sup (4 bytes for DWARF32, 8 bytes for DWARF64)
185  {1, 16}, // 0x1e DW_FORM_data16
186  {1, 4}, // 0x1f DW_FORM_line_strp
187  {1, 8}, // 0x20 DW_FORM_ref_sig8
188 };
189 
190 llvm::Optional<uint8_t>
192  if (form <= DW_FORM_ref_sig8 && g_form_sizes[form].valid)
193  return g_form_sizes[form].size;
194  if (form == DW_FORM_addr && u)
195  return u->GetAddressByteSize();
196  return llvm::None;
197 }
198 
199 llvm::Optional<uint8_t> DWARFFormValue::GetFixedSize() const {
200  return GetFixedSize(m_form, m_unit);
201 }
202 
203 bool DWARFFormValue::SkipValue(const DWARFDataExtractor &debug_info_data,
204  lldb::offset_t *offset_ptr) const {
205  return DWARFFormValue::SkipValue(m_form, debug_info_data, offset_ptr, m_unit);
206 }
207 
209  const DWARFDataExtractor &debug_info_data,
210  lldb::offset_t *offset_ptr,
211  const DWARFUnit *unit) {
212  uint8_t ref_addr_size;
213  switch (form) {
214  // Blocks if inlined data that have a length field and the data bytes inlined
215  // in the .debug_info
216  case DW_FORM_exprloc:
217  case DW_FORM_block: {
218  dw_uleb128_t size = debug_info_data.GetULEB128(offset_ptr);
219  *offset_ptr += size;
220  }
221  return true;
222  case DW_FORM_block1: {
223  dw_uleb128_t size = debug_info_data.GetU8(offset_ptr);
224  *offset_ptr += size;
225  }
226  return true;
227  case DW_FORM_block2: {
228  dw_uleb128_t size = debug_info_data.GetU16(offset_ptr);
229  *offset_ptr += size;
230  }
231  return true;
232  case DW_FORM_block4: {
233  dw_uleb128_t size = debug_info_data.GetU32(offset_ptr);
234  *offset_ptr += size;
235  }
236  return true;
237 
238  // Inlined NULL terminated C-strings
239  case DW_FORM_string:
240  debug_info_data.GetCStr(offset_ptr);
241  return true;
242 
243  // Compile unit address sized values
244  case DW_FORM_addr:
245  *offset_ptr += DWARFUnit::GetAddressByteSize(unit);
246  return true;
247 
248  case DW_FORM_ref_addr:
249  ref_addr_size = 4;
250  assert(unit); // Unit must be valid for DW_FORM_ref_addr objects or we will
251  // get this wrong
252  if (unit->GetVersion() <= 2)
253  ref_addr_size = unit->GetAddressByteSize();
254  else
255  ref_addr_size = 4;
256  *offset_ptr += ref_addr_size;
257  return true;
258 
259  // 0 bytes values (implied from DW_FORM)
260  case DW_FORM_flag_present:
261  case DW_FORM_implicit_const:
262  return true;
263 
264  // 1 byte values
265  case DW_FORM_addrx1:
266  case DW_FORM_data1:
267  case DW_FORM_flag:
268  case DW_FORM_ref1:
269  case DW_FORM_strx1:
270  *offset_ptr += 1;
271  return true;
272 
273  // 2 byte values
274  case DW_FORM_addrx2:
275  case DW_FORM_data2:
276  case DW_FORM_ref2:
277  case DW_FORM_strx2:
278  *offset_ptr += 2;
279  return true;
280 
281  // 3 byte values
282  case DW_FORM_addrx3:
283  case DW_FORM_strx3:
284  *offset_ptr += 3;
285  return true;
286 
287  // 32 bit for DWARF 32, 64 for DWARF 64
288  case DW_FORM_sec_offset:
289  case DW_FORM_strp:
290  case DW_FORM_line_strp:
291  *offset_ptr += 4;
292  return true;
293 
294  // 4 byte values
295  case DW_FORM_addrx4:
296  case DW_FORM_data4:
297  case DW_FORM_ref4:
298  case DW_FORM_strx4:
299  *offset_ptr += 4;
300  return true;
301 
302  // 8 byte values
303  case DW_FORM_data8:
304  case DW_FORM_ref8:
305  case DW_FORM_ref_sig8:
306  *offset_ptr += 8;
307  return true;
308 
309  // signed or unsigned LEB 128 values
310  case DW_FORM_addrx:
311  case DW_FORM_loclistx:
312  case DW_FORM_rnglistx:
313  case DW_FORM_sdata:
314  case DW_FORM_udata:
315  case DW_FORM_ref_udata:
316  case DW_FORM_GNU_addr_index:
317  case DW_FORM_GNU_str_index:
318  case DW_FORM_strx:
319  debug_info_data.Skip_LEB128(offset_ptr);
320  return true;
321 
322  case DW_FORM_indirect: {
323  dw_form_t indirect_form = debug_info_data.GetULEB128(offset_ptr);
324  return DWARFFormValue::SkipValue(indirect_form, debug_info_data, offset_ptr,
325  unit);
326  }
327 
328  default:
329  break;
330  }
331  return false;
332 }
333 
334 void DWARFFormValue::Dump(Stream &s) const {
335  uint64_t uvalue = Unsigned();
336  bool unit_relative_offset = false;
337 
338  switch (m_form) {
339  case DW_FORM_addr:
340  DumpAddress(s.AsRawOstream(), uvalue, sizeof(uint64_t));
341  break;
342  case DW_FORM_flag:
343  case DW_FORM_data1:
344  s.PutHex8(uvalue);
345  break;
346  case DW_FORM_data2:
347  s.PutHex16(uvalue);
348  break;
349  case DW_FORM_sec_offset:
350  case DW_FORM_data4:
351  s.PutHex32(uvalue);
352  break;
353  case DW_FORM_ref_sig8:
354  case DW_FORM_data8:
355  s.PutHex64(uvalue);
356  break;
357  case DW_FORM_string:
358  s.QuotedCString(AsCString());
359  break;
360  case DW_FORM_exprloc:
361  case DW_FORM_block:
362  case DW_FORM_block1:
363  case DW_FORM_block2:
364  case DW_FORM_block4:
365  if (uvalue > 0) {
366  switch (m_form) {
367  case DW_FORM_exprloc:
368  case DW_FORM_block:
369  s.Printf("<0x%" PRIx64 "> ", uvalue);
370  break;
371  case DW_FORM_block1:
372  s.Printf("<0x%2.2x> ", (uint8_t)uvalue);
373  break;
374  case DW_FORM_block2:
375  s.Printf("<0x%4.4x> ", (uint16_t)uvalue);
376  break;
377  case DW_FORM_block4:
378  s.Printf("<0x%8.8x> ", (uint32_t)uvalue);
379  break;
380  default:
381  break;
382  }
383 
384  const uint8_t *data_ptr = m_value.data;
385  if (data_ptr) {
386  const uint8_t *end_data_ptr =
387  data_ptr + uvalue; // uvalue contains size of block
388  while (data_ptr < end_data_ptr) {
389  s.Printf("%2.2x ", *data_ptr);
390  ++data_ptr;
391  }
392  } else
393  s.PutCString("NULL");
394  }
395  break;
396 
397  case DW_FORM_sdata:
398  s.PutSLEB128(uvalue);
399  break;
400  case DW_FORM_udata:
401  s.PutULEB128(uvalue);
402  break;
403  case DW_FORM_strp:
404  case DW_FORM_line_strp: {
405  const char *dbg_str = AsCString();
406  if (dbg_str) {
407  s.QuotedCString(dbg_str);
408  } else {
409  s.PutHex32(uvalue);
410  }
411  } break;
412 
413  case DW_FORM_ref_addr: {
414  assert(m_unit); // Unit must be valid for DW_FORM_ref_addr objects or we
415  // will get this wrong
416  if (m_unit->GetVersion() <= 2)
417  DumpAddress(s.AsRawOstream(), uvalue, sizeof(uint64_t) * 2);
418  else
419  DumpAddress(s.AsRawOstream(), uvalue,
420  4 * 2); // 4 for DWARF32, 8 for DWARF64, but we don't
421  // support DWARF64 yet
422  break;
423  }
424  case DW_FORM_ref1:
425  unit_relative_offset = true;
426  break;
427  case DW_FORM_ref2:
428  unit_relative_offset = true;
429  break;
430  case DW_FORM_ref4:
431  unit_relative_offset = true;
432  break;
433  case DW_FORM_ref8:
434  unit_relative_offset = true;
435  break;
436  case DW_FORM_ref_udata:
437  unit_relative_offset = true;
438  break;
439 
440  // All DW_FORM_indirect attributes should be resolved prior to calling this
441  // function
442  case DW_FORM_indirect:
443  s.PutCString("DW_FORM_indirect");
444  break;
445  case DW_FORM_flag_present:
446  break;
447  default:
448  s.Printf("DW_FORM(0x%4.4x)", m_form);
449  break;
450  }
451 
452  if (unit_relative_offset) {
453  assert(m_unit); // Unit must be valid for DW_FORM_ref forms that are compile
454  // unit relative or we will get this wrong
455  s.Printf("{0x%8.8" PRIx64 "}", uvalue + m_unit->GetOffset());
456  }
457 }
458 
459 const char *DWARFFormValue::AsCString() const {
460  DWARFContext &context = m_unit->GetSymbolFileDWARF().GetDWARFContext();
461 
462  if (m_form == DW_FORM_string)
463  return m_value.value.cstr;
464  if (m_form == DW_FORM_strp)
465  return context.getOrLoadStrData().PeekCStr(m_value.value.uval);
466 
467  if (m_form == DW_FORM_GNU_str_index || m_form == DW_FORM_strx ||
468  m_form == DW_FORM_strx1 || m_form == DW_FORM_strx2 ||
469  m_form == DW_FORM_strx3 || m_form == DW_FORM_strx4) {
470 
471  llvm::Optional<uint64_t> offset =
472  m_unit->GetStringOffsetSectionItem(m_value.value.uval);
473  if (!offset)
474  return nullptr;
475  return context.getOrLoadStrData().PeekCStr(*offset);
476  }
477 
478  if (m_form == DW_FORM_line_strp)
479  return context.getOrLoadLineStrData().PeekCStr(m_value.value.uval);
480 
481  return nullptr;
482 }
483 
485  SymbolFileDWARF &symbol_file = m_unit->GetSymbolFileDWARF();
486 
487  if (m_form == DW_FORM_addr)
488  return Unsigned();
489 
490  assert(m_unit);
491  assert(m_form == DW_FORM_GNU_addr_index || m_form == DW_FORM_addrx ||
492  m_form == DW_FORM_addrx1 || m_form == DW_FORM_addrx2 ||
493  m_form == DW_FORM_addrx3 || m_form == DW_FORM_addrx4);
494 
495  uint32_t index_size = m_unit->GetAddressByteSize();
496  dw_offset_t addr_base = m_unit->GetAddrBase();
497  lldb::offset_t offset = addr_base + m_value.value.uval * index_size;
498  return symbol_file.GetDWARFContext().getOrLoadAddrData().GetMaxU64(
499  &offset, index_size);
500 }
501 
503  uint64_t value = m_value.value.uval;
504  switch (m_form) {
505  case DW_FORM_ref1:
506  case DW_FORM_ref2:
507  case DW_FORM_ref4:
508  case DW_FORM_ref8:
509  case DW_FORM_ref_udata:
510  assert(m_unit); // Unit must be valid for DW_FORM_ref forms that are compile
511  // unit relative or we will get this wrong
512  value += m_unit->GetOffset();
513  if (!m_unit->ContainsDIEOffset(value)) {
514  m_unit->GetSymbolFileDWARF().GetObjectFile()->GetModule()->ReportError(
515  "DW_FORM_ref* DIE reference 0x%" PRIx64 " is outside of its CU",
516  value);
517  return {};
518  }
519  return const_cast<DWARFUnit *>(m_unit)->GetDIE(value);
520 
521  case DW_FORM_ref_addr: {
522  DWARFUnit *ref_cu =
524  DIERef::Section::DebugInfo, value);
525  if (!ref_cu) {
526  m_unit->GetSymbolFileDWARF().GetObjectFile()->GetModule()->ReportError(
527  "DW_FORM_ref_addr DIE reference 0x%" PRIx64 " has no matching CU",
528  value);
529  return {};
530  }
531  return ref_cu->GetDIE(value);
532  }
533 
534  case DW_FORM_ref_sig8: {
535  DWARFTypeUnit *tu =
537  if (!tu)
538  return {};
539  return tu->GetDIE(tu->GetTypeOffset());
540  }
541 
542  default:
543  return {};
544  }
545 }
546 
547 uint64_t DWARFFormValue::Reference(dw_offset_t base_offset) const {
548  uint64_t value = m_value.value.uval;
549  switch (m_form) {
550  case DW_FORM_ref1:
551  case DW_FORM_ref2:
552  case DW_FORM_ref4:
553  case DW_FORM_ref8:
554  case DW_FORM_ref_udata:
555  return value + base_offset;
556 
557  case DW_FORM_ref_addr:
558  case DW_FORM_ref_sig8:
559  case DW_FORM_GNU_ref_alt:
560  return value;
561 
562  default:
563  return DW_INVALID_OFFSET;
564  }
565 }
566 
567 const uint8_t *DWARFFormValue::BlockData() const { return m_value.data; }
568 
570  switch (form) {
571  case DW_FORM_exprloc:
572  case DW_FORM_block:
573  case DW_FORM_block1:
574  case DW_FORM_block2:
575  case DW_FORM_block4:
576  return true;
577  }
578  return false;
579 }
580 
582  switch (form) {
583  case DW_FORM_sdata:
584  case DW_FORM_udata:
585  case DW_FORM_data1:
586  case DW_FORM_data2:
587  case DW_FORM_data4:
588  case DW_FORM_data8:
589  return true;
590  }
591  return false;
592 }
593 
595  switch (form) {
596  case DW_FORM_addr:
597  case DW_FORM_addrx:
598  case DW_FORM_loclistx:
599  case DW_FORM_rnglistx:
600  case DW_FORM_block2:
601  case DW_FORM_block4:
602  case DW_FORM_data2:
603  case DW_FORM_data4:
604  case DW_FORM_data8:
605  case DW_FORM_string:
606  case DW_FORM_block:
607  case DW_FORM_block1:
608  case DW_FORM_data1:
609  case DW_FORM_flag:
610  case DW_FORM_sdata:
611  case DW_FORM_strp:
612  case DW_FORM_line_strp:
613  case DW_FORM_strx:
614  case DW_FORM_strx1:
615  case DW_FORM_strx2:
616  case DW_FORM_strx3:
617  case DW_FORM_strx4:
618  case DW_FORM_udata:
619  case DW_FORM_ref_addr:
620  case DW_FORM_ref1:
621  case DW_FORM_ref2:
622  case DW_FORM_ref4:
623  case DW_FORM_ref8:
624  case DW_FORM_ref_udata:
625  case DW_FORM_indirect:
626  case DW_FORM_sec_offset:
627  case DW_FORM_exprloc:
628  case DW_FORM_flag_present:
629  case DW_FORM_ref_sig8:
630  case DW_FORM_GNU_str_index:
631  case DW_FORM_GNU_addr_index:
632  case DW_FORM_implicit_const:
633  return true;
634  default:
635  break;
636  }
637  return false;
638 }
DWARFFormValue.h
lldb_private::DataExtractor::GetULEB128
uint64_t GetULEB128(lldb::offset_t *offset_ptr) const
Extract a unsigned LEB128 value from *offset_ptr.
Definition: DataExtractor.cpp:842
g_form_sizes
static FormSize g_form_sizes[]
Definition: DWARFFormValue.cpp:153
DWARFFormValue::Reference
DWARFDIE Reference() const
Definition: DWARFFormValue.cpp:502
lldb_private::DWARFContext::getOrLoadStrData
const DWARFDataExtractor & getOrLoadStrData()
Definition: DWARFContext.cpp:110
lldb_private::Stream::PutHex32
size_t PutHex32(uint32_t uvalue, lldb::ByteOrder byte_order=lldb::eByteOrderInvalid)
Definition: Stream.cpp:256
SymbolFileDWARF::GetDWARFContext
lldb_private::DWARFContext & GetDWARFContext()
Definition: SymbolFileDWARF.h:294
DWARFTypeUnit
Definition: DWARFTypeUnit.h:15
DWARFFormValue::Address
dw_addr_t Address() const
Definition: DWARFFormValue.cpp:484
Module.h
lldb_private::DataExtractor::PeekData
const uint8_t * PeekData(lldb::offset_t offset, lldb::offset_t length) const
Peek at a bytes at offset.
Definition: DataExtractor.h:832
lldb_private::DWARFContext::getOrLoadAddrData
const DWARFDataExtractor & getOrLoadAddrData()
Definition: DWARFContext.cpp:63
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Definition: SymbolFileDWARF.h:59
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Definition: DWARFTypeUnit.h:23
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Definition: lldb-types.h:87
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Definition: Stream.h:28
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Definition: DWARFDataExtractor.h:18
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#define DW_INVALID_OFFSET
Definition: dwarf.h:37
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Extract a uint64_t value from *offset_ptr.
Definition: DataExtractor.cpp:474
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Definition: DWARFContext.h:20
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Peek at a C string at offset.
Definition: DataExtractor.cpp:832
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Definition: DWARFDIE.h:16
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Definition: DWARFUnit.h:157
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Extract a signed LEB128 value from *offset_ptr.
Definition: DataExtractor.cpp:859
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Definition: DWARFUnit.h:83
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Definition: DWARFDebugInfo.cpp:163
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Output an address value to this stream.
Definition: Stream.cpp:81
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const DWARFDataExtractor & getOrLoadLineStrData()
Definition: DWARFContext.cpp:78
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Extract a uint8_t value from *offset_ptr.
Definition: DataExtractor.cpp:316
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Definition: DWARFFormValue.cpp:25
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Definition: DWARFFormValue.cpp:569
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Definition: DWARFFormValue.cpp:199
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Definition: DataExtractor.cpp:876
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Definition: Stream.cpp:240
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Definition: DWARFFormValue.cpp:581
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Definition: Stream.cpp:272
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Definition: DWARFUnit.h:154
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Definition: DWARFFormValue.cpp:31
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Definition: DWARFFormValue.cpp:334
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Output a quoted C string value to the stream.
Definition: Stream.cpp:75
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Definition: DWARFFormValue.cpp:567
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Definition: DWARFFormValue.h:22
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Extract an unsigned integer of size byte_size from *offset_ptr.
Definition: DataExtractor.cpp:524
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Definition: DWARFFormValue.cpp:594
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Returns a raw_ostream that forwards the data to this Stream object.
Definition: Stream.h:357
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Definition: DWARFFormValue.cpp:150
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Get const accessor for the module pointer.
Definition: ModuleChild.cpp:24
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Definition: DWARFFormValue.cpp:151
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Extract a uint32_t value from *offset_ptr.
Definition: DataExtractor.cpp:425
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Definition: SymbolFileDWARF.cpp:635
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Definition: DWARFFormValue.cpp:459
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Output printf formatted output to the stream.
Definition: Stream.cpp:107
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Definition: DWARFDebugInfo.cpp:154
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Definition: SymbolFile.h:403
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A class that represents a running process on the host machine.
Definition: SBCommandInterpreterRunOptions.h:16
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Extract a uint16_t value from *offset_ptr.
Definition: DataExtractor.cpp:347
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Extract a C string from *offset_ptr.
Definition: DataExtractor.cpp:784
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Output a C string to the stream.
Definition: Stream.cpp:63
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Definition: DWARFUnit.h:197
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Definition: DWARFFormValue.cpp:151
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Definition: dwarf.h:29
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Append an uint8_t value in the hexadecimal format to the stream.
Definition: Stream.cpp:234
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Output a ULEB128 number to the stream.
Definition: Stream.cpp:55
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Definition: dwarf.h:19
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Definition: DWARFFormValue.cpp:203
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Output a SLEB128 number to the stream.
Definition: Stream.cpp:47
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Definition: DWARFUnit.cpp:609