1 //===-- llvm/Support/Dwarf.cpp - Dwarf Framework ----------------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file contains support for generic dwarf information.
11 //
12 //===----------------------------------------------------------------------===//
13
14 #include "llvm/Support/Dwarf.h"
15 #include "llvm/ADT/StringSwitch.h"
16 #include "llvm/Support/ErrorHandling.h"
17
18 using namespace llvm;
19 using namespace dwarf;
20
TagString(unsigned Tag)21 const char *llvm::dwarf::TagString(unsigned Tag) {
22 switch (Tag) {
23 default: return nullptr;
24 #define HANDLE_DW_TAG(ID, NAME) \
25 case DW_TAG_##NAME: \
26 return "DW_TAG_" #NAME;
27 #include "llvm/Support/Dwarf.def"
28 }
29 }
30
getTag(StringRef TagString)31 unsigned llvm::dwarf::getTag(StringRef TagString) {
32 return StringSwitch<unsigned>(TagString)
33 #define HANDLE_DW_TAG(ID, NAME) .Case("DW_TAG_" #NAME, DW_TAG_##NAME)
34 #include "llvm/Support/Dwarf.def"
35 .Default(DW_TAG_invalid);
36 }
37
ChildrenString(unsigned Children)38 const char *llvm::dwarf::ChildrenString(unsigned Children) {
39 switch (Children) {
40 case DW_CHILDREN_no: return "DW_CHILDREN_no";
41 case DW_CHILDREN_yes: return "DW_CHILDREN_yes";
42 }
43 return nullptr;
44 }
45
AttributeString(unsigned Attribute)46 const char *llvm::dwarf::AttributeString(unsigned Attribute) {
47 switch (Attribute) {
48 case DW_AT_sibling: return "DW_AT_sibling";
49 case DW_AT_location: return "DW_AT_location";
50 case DW_AT_name: return "DW_AT_name";
51 case DW_AT_ordering: return "DW_AT_ordering";
52 case DW_AT_byte_size: return "DW_AT_byte_size";
53 case DW_AT_bit_offset: return "DW_AT_bit_offset";
54 case DW_AT_bit_size: return "DW_AT_bit_size";
55 case DW_AT_stmt_list: return "DW_AT_stmt_list";
56 case DW_AT_low_pc: return "DW_AT_low_pc";
57 case DW_AT_high_pc: return "DW_AT_high_pc";
58 case DW_AT_language: return "DW_AT_language";
59 case DW_AT_discr: return "DW_AT_discr";
60 case DW_AT_discr_value: return "DW_AT_discr_value";
61 case DW_AT_visibility: return "DW_AT_visibility";
62 case DW_AT_import: return "DW_AT_import";
63 case DW_AT_string_length: return "DW_AT_string_length";
64 case DW_AT_common_reference: return "DW_AT_common_reference";
65 case DW_AT_comp_dir: return "DW_AT_comp_dir";
66 case DW_AT_const_value: return "DW_AT_const_value";
67 case DW_AT_containing_type: return "DW_AT_containing_type";
68 case DW_AT_default_value: return "DW_AT_default_value";
69 case DW_AT_inline: return "DW_AT_inline";
70 case DW_AT_is_optional: return "DW_AT_is_optional";
71 case DW_AT_lower_bound: return "DW_AT_lower_bound";
72 case DW_AT_producer: return "DW_AT_producer";
73 case DW_AT_prototyped: return "DW_AT_prototyped";
74 case DW_AT_return_addr: return "DW_AT_return_addr";
75 case DW_AT_start_scope: return "DW_AT_start_scope";
76 case DW_AT_bit_stride: return "DW_AT_bit_stride";
77 case DW_AT_upper_bound: return "DW_AT_upper_bound";
78 case DW_AT_abstract_origin: return "DW_AT_abstract_origin";
79 case DW_AT_accessibility: return "DW_AT_accessibility";
80 case DW_AT_address_class: return "DW_AT_address_class";
81 case DW_AT_artificial: return "DW_AT_artificial";
82 case DW_AT_base_types: return "DW_AT_base_types";
83 case DW_AT_calling_convention: return "DW_AT_calling_convention";
84 case DW_AT_count: return "DW_AT_count";
85 case DW_AT_data_member_location: return "DW_AT_data_member_location";
86 case DW_AT_decl_column: return "DW_AT_decl_column";
87 case DW_AT_decl_file: return "DW_AT_decl_file";
88 case DW_AT_decl_line: return "DW_AT_decl_line";
89 case DW_AT_declaration: return "DW_AT_declaration";
90 case DW_AT_discr_list: return "DW_AT_discr_list";
91 case DW_AT_encoding: return "DW_AT_encoding";
92 case DW_AT_external: return "DW_AT_external";
93 case DW_AT_frame_base: return "DW_AT_frame_base";
94 case DW_AT_friend: return "DW_AT_friend";
95 case DW_AT_identifier_case: return "DW_AT_identifier_case";
96 case DW_AT_macro_info: return "DW_AT_macro_info";
97 case DW_AT_namelist_item: return "DW_AT_namelist_item";
98 case DW_AT_priority: return "DW_AT_priority";
99 case DW_AT_segment: return "DW_AT_segment";
100 case DW_AT_specification: return "DW_AT_specification";
101 case DW_AT_static_link: return "DW_AT_static_link";
102 case DW_AT_type: return "DW_AT_type";
103 case DW_AT_use_location: return "DW_AT_use_location";
104 case DW_AT_variable_parameter: return "DW_AT_variable_parameter";
105 case DW_AT_virtuality: return "DW_AT_virtuality";
106 case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location";
107 case DW_AT_allocated: return "DW_AT_allocated";
108 case DW_AT_associated: return "DW_AT_associated";
109 case DW_AT_data_location: return "DW_AT_data_location";
110 case DW_AT_byte_stride: return "DW_AT_byte_stride";
111 case DW_AT_entry_pc: return "DW_AT_entry_pc";
112 case DW_AT_use_UTF8: return "DW_AT_use_UTF8";
113 case DW_AT_extension: return "DW_AT_extension";
114 case DW_AT_ranges: return "DW_AT_ranges";
115 case DW_AT_trampoline: return "DW_AT_trampoline";
116 case DW_AT_call_column: return "DW_AT_call_column";
117 case DW_AT_call_file: return "DW_AT_call_file";
118 case DW_AT_call_line: return "DW_AT_call_line";
119 case DW_AT_description: return "DW_AT_description";
120 case DW_AT_binary_scale: return "DW_AT_binary_scale";
121 case DW_AT_decimal_scale: return "DW_AT_decimal_scale";
122 case DW_AT_small: return "DW_AT_small";
123 case DW_AT_decimal_sign: return "DW_AT_decimal_sign";
124 case DW_AT_digit_count: return "DW_AT_digit_count";
125 case DW_AT_picture_string: return "DW_AT_picture_string";
126 case DW_AT_mutable: return "DW_AT_mutable";
127 case DW_AT_threads_scaled: return "DW_AT_threads_scaled";
128 case DW_AT_explicit: return "DW_AT_explicit";
129 case DW_AT_object_pointer: return "DW_AT_object_pointer";
130 case DW_AT_endianity: return "DW_AT_endianity";
131 case DW_AT_elemental: return "DW_AT_elemental";
132 case DW_AT_pure: return "DW_AT_pure";
133 case DW_AT_recursive: return "DW_AT_recursive";
134 case DW_AT_signature: return "DW_AT_signature";
135 case DW_AT_main_subprogram: return "DW_AT_main_subprogram";
136 case DW_AT_data_bit_offset: return "DW_AT_data_bit_offset";
137 case DW_AT_const_expr: return "DW_AT_const_expr";
138 case DW_AT_enum_class: return "DW_AT_enum_class";
139 case DW_AT_linkage_name: return "DW_AT_linkage_name";
140 case DW_AT_string_length_bit_size: return "DW_AT_string_length_bit_size";
141 case DW_AT_string_length_byte_size: return "DW_AT_string_length_byte_size";
142 case DW_AT_rank: return "DW_AT_rank";
143 case DW_AT_str_offsets_base: return "DW_AT_str_offsets_base";
144 case DW_AT_addr_base: return "DW_AT_addr_base";
145 case DW_AT_ranges_base: return "DW_AT_ranges_base";
146 case DW_AT_dwo_id: return "DW_AT_dwo_id";
147 case DW_AT_dwo_name: return "DW_AT_dwo_name";
148 case DW_AT_reference: return "DW_AT_reference";
149 case DW_AT_rvalue_reference: return "DW_AT_rvalue_reference";
150 case DW_AT_MIPS_loop_begin: return "DW_AT_MIPS_loop_begin";
151 case DW_AT_MIPS_tail_loop_begin: return "DW_AT_MIPS_tail_loop_begin";
152 case DW_AT_MIPS_epilog_begin: return "DW_AT_MIPS_epilog_begin";
153 case DW_AT_MIPS_loop_unroll_factor: return "DW_AT_MIPS_loop_unroll_factor";
154 case DW_AT_MIPS_software_pipeline_depth:
155 return "DW_AT_MIPS_software_pipeline_depth";
156 case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name";
157 case DW_AT_MIPS_stride: return "DW_AT_MIPS_stride";
158 case DW_AT_MIPS_abstract_name: return "DW_AT_MIPS_abstract_name";
159 case DW_AT_MIPS_clone_origin: return "DW_AT_MIPS_clone_origin";
160 case DW_AT_MIPS_has_inlines: return "DW_AT_MIPS_has_inlines";
161 case DW_AT_MIPS_stride_byte: return "DW_AT_MIPS_stride_byte";
162 case DW_AT_MIPS_stride_elem: return "DW_AT_MIPS_stride_elem";
163 case DW_AT_MIPS_ptr_dopetype: return "DW_AT_MIPS_ptr_dopetype";
164 case DW_AT_MIPS_allocatable_dopetype:
165 return "DW_AT_MIPS_allocatable_dopetype";
166 case DW_AT_MIPS_assumed_shape_dopetype:
167 return "DW_AT_MIPS_assumed_shape_dopetype";
168 case DW_AT_sf_names: return "DW_AT_sf_names";
169 case DW_AT_src_info: return "DW_AT_src_info";
170 case DW_AT_mac_info: return "DW_AT_mac_info";
171 case DW_AT_src_coords: return "DW_AT_src_coords";
172 case DW_AT_body_begin: return "DW_AT_body_begin";
173 case DW_AT_body_end: return "DW_AT_body_end";
174 case DW_AT_GNU_vector: return "DW_AT_GNU_vector";
175 case DW_AT_GNU_template_name: return "DW_AT_GNU_template_name";
176 case DW_AT_GNU_odr_signature: return "DW_AT_GNU_odr_signature";
177 case DW_AT_MIPS_assumed_size: return "DW_AT_MIPS_assumed_size";
178 case DW_AT_lo_user: return "DW_AT_lo_user";
179 case DW_AT_hi_user: return "DW_AT_hi_user";
180 case DW_AT_BORLAND_property_read: return "DW_AT_BORLAND_property_read";
181 case DW_AT_BORLAND_property_write: return "DW_AT_BORLAND_property_write";
182 case DW_AT_BORLAND_property_implements: return "DW_AT_BORLAND_property_implements";
183 case DW_AT_BORLAND_property_index: return "DW_AT_BORLAND_property_index";
184 case DW_AT_BORLAND_property_default: return "DW_AT_BORLAND_property_default";
185 case DW_AT_BORLAND_Delphi_unit: return "DW_AT_BORLAND_Delphi_unit";
186 case DW_AT_BORLAND_Delphi_class: return "DW_AT_BORLAND_Delphi_class";
187 case DW_AT_BORLAND_Delphi_record: return "DW_AT_BORLAND_Delphi_record";
188 case DW_AT_BORLAND_Delphi_metaclass: return "DW_AT_BORLAND_Delphi_metaclass";
189 case DW_AT_BORLAND_Delphi_constructor: return "DW_AT_BORLAND_Delphi_constructor";
190 case DW_AT_BORLAND_Delphi_destructor: return "DW_AT_BORLAND_Delphi_destructor";
191 case DW_AT_BORLAND_Delphi_anonymous_method: return "DW_AT_BORLAND_Delphi_anonymous_method";
192 case DW_AT_BORLAND_Delphi_interface: return "DW_AT_BORLAND_Delphi_interface";
193 case DW_AT_BORLAND_Delphi_ABI: return "DW_AT_BORLAND_Delphi_ABI";
194 case DW_AT_BORLAND_Delphi_return: return "DW_AT_BORLAND_Delphi_return";
195 case DW_AT_BORLAND_Delphi_frameptr: return "DW_AT_BORLAND_Delphi_frameptr";
196 case DW_AT_BORLAND_closure: return "DW_AT_BORLAND_closure";
197 case DW_AT_APPLE_optimized: return "DW_AT_APPLE_optimized";
198 case DW_AT_APPLE_flags: return "DW_AT_APPLE_flags";
199 case DW_AT_APPLE_isa: return "DW_AT_APPLE_isa";
200 case DW_AT_APPLE_block: return "DW_AT_APPLE_block";
201 case DW_AT_APPLE_major_runtime_vers: return "DW_AT_APPLE_major_runtime_vers";
202 case DW_AT_APPLE_runtime_class: return "DW_AT_APPLE_runtime_class";
203 case DW_AT_APPLE_omit_frame_ptr: return "DW_AT_APPLE_omit_frame_ptr";
204 case DW_AT_APPLE_property_name: return "DW_AT_APPLE_property_name";
205 case DW_AT_APPLE_property_getter: return "DW_AT_APPLE_property_getter";
206 case DW_AT_APPLE_property_setter: return "DW_AT_APPLE_property_setter";
207 case DW_AT_APPLE_property_attribute: return "DW_AT_APPLE_property_attribute";
208 case DW_AT_APPLE_property: return "DW_AT_APPLE_property";
209 case DW_AT_APPLE_objc_complete_type: return "DW_AT_APPLE_objc_complete_type";
210 case DW_AT_LLVM_include_path: return "DW_AT_LLVM_include_path";
211 case DW_AT_LLVM_config_macros: return "DW_AT_LLVM_config_macros";
212 case DW_AT_LLVM_isysroot: return "DW_AT_LLVM_isysroot";
213
214 // DWARF5 Fission Extension Attribute
215 case DW_AT_GNU_dwo_name: return "DW_AT_GNU_dwo_name";
216 case DW_AT_GNU_dwo_id: return "DW_AT_GNU_dwo_id";
217 case DW_AT_GNU_ranges_base: return "DW_AT_GNU_ranges_base";
218 case DW_AT_GNU_addr_base: return "DW_AT_GNU_addr_base";
219 case DW_AT_GNU_pubnames: return "DW_AT_GNU_pubnames";
220 case DW_AT_GNU_pubtypes: return "DW_AT_GNU_pubtypes";
221 case DW_AT_GNU_discriminator: return "DW_AT_GNU_discriminator";
222 }
223 return nullptr;
224 }
225
FormEncodingString(unsigned Encoding)226 const char *llvm::dwarf::FormEncodingString(unsigned Encoding) {
227 switch (Encoding) {
228 case DW_FORM_addr: return "DW_FORM_addr";
229 case DW_FORM_block2: return "DW_FORM_block2";
230 case DW_FORM_block4: return "DW_FORM_block4";
231 case DW_FORM_data2: return "DW_FORM_data2";
232 case DW_FORM_data4: return "DW_FORM_data4";
233 case DW_FORM_data8: return "DW_FORM_data8";
234 case DW_FORM_string: return "DW_FORM_string";
235 case DW_FORM_block: return "DW_FORM_block";
236 case DW_FORM_block1: return "DW_FORM_block1";
237 case DW_FORM_data1: return "DW_FORM_data1";
238 case DW_FORM_flag: return "DW_FORM_flag";
239 case DW_FORM_sdata: return "DW_FORM_sdata";
240 case DW_FORM_strp: return "DW_FORM_strp";
241 case DW_FORM_udata: return "DW_FORM_udata";
242 case DW_FORM_ref_addr: return "DW_FORM_ref_addr";
243 case DW_FORM_ref1: return "DW_FORM_ref1";
244 case DW_FORM_ref2: return "DW_FORM_ref2";
245 case DW_FORM_ref4: return "DW_FORM_ref4";
246 case DW_FORM_ref8: return "DW_FORM_ref8";
247 case DW_FORM_ref_udata: return "DW_FORM_ref_udata";
248 case DW_FORM_indirect: return "DW_FORM_indirect";
249 case DW_FORM_sec_offset: return "DW_FORM_sec_offset";
250 case DW_FORM_exprloc: return "DW_FORM_exprloc";
251 case DW_FORM_flag_present: return "DW_FORM_flag_present";
252 case DW_FORM_ref_sig8: return "DW_FORM_ref_sig8";
253
254 // DWARF5 Fission Extension Forms
255 case DW_FORM_GNU_addr_index: return "DW_FORM_GNU_addr_index";
256 case DW_FORM_GNU_str_index: return "DW_FORM_GNU_str_index";
257
258 // Alternate debug sections proposal (output of "dwz" tool).
259 case DW_FORM_GNU_ref_alt: return "DW_FORM_GNU_ref_alt";
260 case DW_FORM_GNU_strp_alt: return "DW_FORM_GNU_strp_alt";
261 }
262 return nullptr;
263 }
264
OperationEncodingString(unsigned Encoding)265 const char *llvm::dwarf::OperationEncodingString(unsigned Encoding) {
266 switch (Encoding) {
267 default: return nullptr;
268 #define HANDLE_DW_OP(ID, NAME) \
269 case DW_OP_##NAME: \
270 return "DW_OP_" #NAME;
271 #include "llvm/Support/Dwarf.def"
272 }
273 }
274
getOperationEncoding(StringRef OperationEncodingString)275 unsigned llvm::dwarf::getOperationEncoding(StringRef OperationEncodingString) {
276 return StringSwitch<unsigned>(OperationEncodingString)
277 #define HANDLE_DW_OP(ID, NAME) .Case("DW_OP_" #NAME, DW_OP_##NAME)
278 #include "llvm/Support/Dwarf.def"
279 .Default(0);
280 }
281
AttributeEncodingString(unsigned Encoding)282 const char *llvm::dwarf::AttributeEncodingString(unsigned Encoding) {
283 switch (Encoding) {
284 default: return nullptr;
285 #define HANDLE_DW_ATE(ID, NAME) \
286 case DW_ATE_##NAME: \
287 return "DW_ATE_" #NAME;
288 #include "llvm/Support/Dwarf.def"
289 }
290 }
291
getAttributeEncoding(StringRef EncodingString)292 unsigned llvm::dwarf::getAttributeEncoding(StringRef EncodingString) {
293 return StringSwitch<unsigned>(EncodingString)
294 #define HANDLE_DW_ATE(ID, NAME) .Case("DW_ATE_" #NAME, DW_ATE_##NAME)
295 #include "llvm/Support/Dwarf.def"
296 .Default(0);
297 }
298
DecimalSignString(unsigned Sign)299 const char *llvm::dwarf::DecimalSignString(unsigned Sign) {
300 switch (Sign) {
301 case DW_DS_unsigned: return "DW_DS_unsigned";
302 case DW_DS_leading_overpunch: return "DW_DS_leading_overpunch";
303 case DW_DS_trailing_overpunch: return "DW_DS_trailing_overpunch";
304 case DW_DS_leading_separate: return "DW_DS_leading_separate";
305 case DW_DS_trailing_separate: return "DW_DS_trailing_separate";
306 }
307 return nullptr;
308 }
309
EndianityString(unsigned Endian)310 const char *llvm::dwarf::EndianityString(unsigned Endian) {
311 switch (Endian) {
312 case DW_END_default: return "DW_END_default";
313 case DW_END_big: return "DW_END_big";
314 case DW_END_little: return "DW_END_little";
315 case DW_END_lo_user: return "DW_END_lo_user";
316 case DW_END_hi_user: return "DW_END_hi_user";
317 }
318 return nullptr;
319 }
320
AccessibilityString(unsigned Access)321 const char *llvm::dwarf::AccessibilityString(unsigned Access) {
322 switch (Access) {
323 // Accessibility codes
324 case DW_ACCESS_public: return "DW_ACCESS_public";
325 case DW_ACCESS_protected: return "DW_ACCESS_protected";
326 case DW_ACCESS_private: return "DW_ACCESS_private";
327 }
328 return nullptr;
329 }
330
VisibilityString(unsigned Visibility)331 const char *llvm::dwarf::VisibilityString(unsigned Visibility) {
332 switch (Visibility) {
333 case DW_VIS_local: return "DW_VIS_local";
334 case DW_VIS_exported: return "DW_VIS_exported";
335 case DW_VIS_qualified: return "DW_VIS_qualified";
336 }
337 return nullptr;
338 }
339
VirtualityString(unsigned Virtuality)340 const char *llvm::dwarf::VirtualityString(unsigned Virtuality) {
341 switch (Virtuality) {
342 default:
343 return nullptr;
344 #define HANDLE_DW_VIRTUALITY(ID, NAME) \
345 case DW_VIRTUALITY_##NAME: \
346 return "DW_VIRTUALITY_" #NAME;
347 #include "llvm/Support/Dwarf.def"
348 }
349 }
350
getVirtuality(StringRef VirtualityString)351 unsigned llvm::dwarf::getVirtuality(StringRef VirtualityString) {
352 return StringSwitch<unsigned>(VirtualityString)
353 #define HANDLE_DW_VIRTUALITY(ID, NAME) \
354 .Case("DW_VIRTUALITY_" #NAME, DW_VIRTUALITY_##NAME)
355 #include "llvm/Support/Dwarf.def"
356 .Default(DW_VIRTUALITY_invalid);
357 }
358
LanguageString(unsigned Language)359 const char *llvm::dwarf::LanguageString(unsigned Language) {
360 switch (Language) {
361 default:
362 return nullptr;
363 #define HANDLE_DW_LANG(ID, NAME) \
364 case DW_LANG_##NAME: \
365 return "DW_LANG_" #NAME;
366 #include "llvm/Support/Dwarf.def"
367 }
368 }
369
getLanguage(StringRef LanguageString)370 unsigned llvm::dwarf::getLanguage(StringRef LanguageString) {
371 return StringSwitch<unsigned>(LanguageString)
372 #define HANDLE_DW_LANG(ID, NAME) .Case("DW_LANG_" #NAME, DW_LANG_##NAME)
373 #include "llvm/Support/Dwarf.def"
374 .Default(0);
375 }
376
CaseString(unsigned Case)377 const char *llvm::dwarf::CaseString(unsigned Case) {
378 switch (Case) {
379 case DW_ID_case_sensitive: return "DW_ID_case_sensitive";
380 case DW_ID_up_case: return "DW_ID_up_case";
381 case DW_ID_down_case: return "DW_ID_down_case";
382 case DW_ID_case_insensitive: return "DW_ID_case_insensitive";
383 }
384 return nullptr;
385 }
386
ConventionString(unsigned CC)387 const char *llvm::dwarf::ConventionString(unsigned CC) {
388 switch (CC) {
389 default:
390 return nullptr;
391 #define HANDLE_DW_CC(ID, NAME) \
392 case DW_CC_##NAME: \
393 return "DW_CC_" #NAME;
394 #include "llvm/Support/Dwarf.def"
395 }
396 }
397
getCallingConvention(StringRef CCString)398 unsigned llvm::dwarf::getCallingConvention(StringRef CCString) {
399 return StringSwitch<unsigned>(CCString)
400 #define HANDLE_DW_CC(ID, NAME) .Case("DW_CC_" #NAME, DW_CC_##NAME)
401 #include "llvm/Support/Dwarf.def"
402 .Default(0);
403 }
404
InlineCodeString(unsigned Code)405 const char *llvm::dwarf::InlineCodeString(unsigned Code) {
406 switch (Code) {
407 case DW_INL_not_inlined: return "DW_INL_not_inlined";
408 case DW_INL_inlined: return "DW_INL_inlined";
409 case DW_INL_declared_not_inlined: return "DW_INL_declared_not_inlined";
410 case DW_INL_declared_inlined: return "DW_INL_declared_inlined";
411 }
412 return nullptr;
413 }
414
ArrayOrderString(unsigned Order)415 const char *llvm::dwarf::ArrayOrderString(unsigned Order) {
416 switch (Order) {
417 case DW_ORD_row_major: return "DW_ORD_row_major";
418 case DW_ORD_col_major: return "DW_ORD_col_major";
419 }
420 return nullptr;
421 }
422
DiscriminantString(unsigned Discriminant)423 const char *llvm::dwarf::DiscriminantString(unsigned Discriminant) {
424 switch (Discriminant) {
425 case DW_DSC_label: return "DW_DSC_label";
426 case DW_DSC_range: return "DW_DSC_range";
427 }
428 return nullptr;
429 }
430
LNStandardString(unsigned Standard)431 const char *llvm::dwarf::LNStandardString(unsigned Standard) {
432 switch (Standard) {
433 case DW_LNS_copy: return "DW_LNS_copy";
434 case DW_LNS_advance_pc: return "DW_LNS_advance_pc";
435 case DW_LNS_advance_line: return "DW_LNS_advance_line";
436 case DW_LNS_set_file: return "DW_LNS_set_file";
437 case DW_LNS_set_column: return "DW_LNS_set_column";
438 case DW_LNS_negate_stmt: return "DW_LNS_negate_stmt";
439 case DW_LNS_set_basic_block: return "DW_LNS_set_basic_block";
440 case DW_LNS_const_add_pc: return "DW_LNS_const_add_pc";
441 case DW_LNS_fixed_advance_pc: return "DW_LNS_fixed_advance_pc";
442 case DW_LNS_set_prologue_end: return "DW_LNS_set_prologue_end";
443 case DW_LNS_set_epilogue_begin: return "DW_LNS_set_epilogue_begin";
444 case DW_LNS_set_isa: return "DW_LNS_set_isa";
445 }
446 return nullptr;
447 }
448
LNExtendedString(unsigned Encoding)449 const char *llvm::dwarf::LNExtendedString(unsigned Encoding) {
450 switch (Encoding) {
451 // Line Number Extended Opcode Encodings
452 case DW_LNE_end_sequence: return "DW_LNE_end_sequence";
453 case DW_LNE_set_address: return "DW_LNE_set_address";
454 case DW_LNE_define_file: return "DW_LNE_define_file";
455 case DW_LNE_set_discriminator: return "DW_LNE_set_discriminator";
456 case DW_LNE_lo_user: return "DW_LNE_lo_user";
457 case DW_LNE_hi_user: return "DW_LNE_hi_user";
458 }
459 return nullptr;
460 }
461
MacinfoString(unsigned Encoding)462 const char *llvm::dwarf::MacinfoString(unsigned Encoding) {
463 switch (Encoding) {
464 // Macinfo Type Encodings
465 case DW_MACINFO_define: return "DW_MACINFO_define";
466 case DW_MACINFO_undef: return "DW_MACINFO_undef";
467 case DW_MACINFO_start_file: return "DW_MACINFO_start_file";
468 case DW_MACINFO_end_file: return "DW_MACINFO_end_file";
469 case DW_MACINFO_vendor_ext: return "DW_MACINFO_vendor_ext";
470 case DW_MACINFO_invalid: return "DW_MACINFO_invalid";
471 }
472 return nullptr;
473 }
474
getMacinfo(StringRef MacinfoString)475 unsigned llvm::dwarf::getMacinfo(StringRef MacinfoString) {
476 return StringSwitch<unsigned>(MacinfoString)
477 .Case("DW_MACINFO_define", DW_MACINFO_define)
478 .Case("DW_MACINFO_undef", DW_MACINFO_undef)
479 .Case("DW_MACINFO_start_file", DW_MACINFO_start_file)
480 .Case("DW_MACINFO_end_file", DW_MACINFO_end_file)
481 .Case("DW_MACINFO_vendor_ext", DW_MACINFO_vendor_ext)
482 .Default(DW_MACINFO_invalid);
483 }
484
CallFrameString(unsigned Encoding)485 const char *llvm::dwarf::CallFrameString(unsigned Encoding) {
486 switch (Encoding) {
487 case DW_CFA_nop: return "DW_CFA_nop";
488 case DW_CFA_advance_loc: return "DW_CFA_advance_loc";
489 case DW_CFA_offset: return "DW_CFA_offset";
490 case DW_CFA_restore: return "DW_CFA_restore";
491 case DW_CFA_set_loc: return "DW_CFA_set_loc";
492 case DW_CFA_advance_loc1: return "DW_CFA_advance_loc1";
493 case DW_CFA_advance_loc2: return "DW_CFA_advance_loc2";
494 case DW_CFA_advance_loc4: return "DW_CFA_advance_loc4";
495 case DW_CFA_offset_extended: return "DW_CFA_offset_extended";
496 case DW_CFA_restore_extended: return "DW_CFA_restore_extended";
497 case DW_CFA_undefined: return "DW_CFA_undefined";
498 case DW_CFA_same_value: return "DW_CFA_same_value";
499 case DW_CFA_register: return "DW_CFA_register";
500 case DW_CFA_remember_state: return "DW_CFA_remember_state";
501 case DW_CFA_restore_state: return "DW_CFA_restore_state";
502 case DW_CFA_def_cfa: return "DW_CFA_def_cfa";
503 case DW_CFA_def_cfa_register: return "DW_CFA_def_cfa_register";
504 case DW_CFA_def_cfa_offset: return "DW_CFA_def_cfa_offset";
505 case DW_CFA_def_cfa_expression: return "DW_CFA_def_cfa_expression";
506 case DW_CFA_expression: return "DW_CFA_expression";
507 case DW_CFA_offset_extended_sf: return "DW_CFA_offset_extended_sf";
508 case DW_CFA_def_cfa_sf: return "DW_CFA_def_cfa_sf";
509 case DW_CFA_def_cfa_offset_sf: return "DW_CFA_def_cfa_offset_sf";
510 case DW_CFA_val_offset: return "DW_CFA_val_offset";
511 case DW_CFA_val_offset_sf: return "DW_CFA_val_offset_sf";
512 case DW_CFA_val_expression: return "DW_CFA_val_expression";
513 case DW_CFA_MIPS_advance_loc8: return "DW_CFA_MIPS_advance_loc8";
514 case DW_CFA_GNU_window_save: return "DW_CFA_GNU_window_save";
515 case DW_CFA_GNU_args_size: return "DW_CFA_GNU_args_size";
516 case DW_CFA_lo_user: return "DW_CFA_lo_user";
517 case DW_CFA_hi_user: return "DW_CFA_hi_user";
518 }
519 return nullptr;
520 }
521
ApplePropertyString(unsigned Prop)522 const char *llvm::dwarf::ApplePropertyString(unsigned Prop) {
523 switch (Prop) {
524 case DW_APPLE_PROPERTY_readonly:
525 return "DW_APPLE_PROPERTY_readonly";
526 case DW_APPLE_PROPERTY_getter:
527 return "DW_APPLE_PROPERTY_getter";
528 case DW_APPLE_PROPERTY_assign:
529 return "DW_APPLE_PROPERTY_assign";
530 case DW_APPLE_PROPERTY_readwrite:
531 return "DW_APPLE_PROPERTY_readwrite";
532 case DW_APPLE_PROPERTY_retain:
533 return "DW_APPLE_PROPERTY_retain";
534 case DW_APPLE_PROPERTY_copy:
535 return "DW_APPLE_PROPERTY_copy";
536 case DW_APPLE_PROPERTY_nonatomic:
537 return "DW_APPLE_PROPERTY_nonatomic";
538 case DW_APPLE_PROPERTY_setter:
539 return "DW_APPLE_PROPERTY_setter";
540 case DW_APPLE_PROPERTY_atomic:
541 return "DW_APPLE_PROPERTY_atomic";
542 case DW_APPLE_PROPERTY_weak:
543 return "DW_APPLE_PROPERTY_weak";
544 case DW_APPLE_PROPERTY_strong:
545 return "DW_APPLE_PROPERTY_strong";
546 case DW_APPLE_PROPERTY_unsafe_unretained:
547 return "DW_APPLE_PROPERTY_unsafe_unretained";
548 case DW_APPLE_PROPERTY_nullability:
549 return "DW_APPLE_PROPERTY_nullability";
550 case DW_APPLE_PROPERTY_null_resettable:
551 return "DW_APPLE_PROPERTY_null_resettable";
552 case DW_APPLE_PROPERTY_class:
553 return "DW_APPLE_PROPERTY_class";
554 }
555 return nullptr;
556 }
557
AtomTypeString(unsigned AT)558 const char *llvm::dwarf::AtomTypeString(unsigned AT) {
559 switch (AT) {
560 case dwarf::DW_ATOM_null:
561 return "DW_ATOM_null";
562 case dwarf::DW_ATOM_die_offset:
563 return "DW_ATOM_die_offset";
564 case DW_ATOM_cu_offset:
565 return "DW_ATOM_cu_offset";
566 case DW_ATOM_die_tag:
567 return "DW_ATOM_die_tag";
568 case DW_ATOM_type_flags:
569 return "DW_ATOM_type_flags";
570 }
571 return nullptr;
572 }
573
GDBIndexEntryKindString(GDBIndexEntryKind Kind)574 const char *llvm::dwarf::GDBIndexEntryKindString(GDBIndexEntryKind Kind) {
575 switch (Kind) {
576 case GIEK_NONE:
577 return "NONE";
578 case GIEK_TYPE:
579 return "TYPE";
580 case GIEK_VARIABLE:
581 return "VARIABLE";
582 case GIEK_FUNCTION:
583 return "FUNCTION";
584 case GIEK_OTHER:
585 return "OTHER";
586 case GIEK_UNUSED5:
587 return "UNUSED5";
588 case GIEK_UNUSED6:
589 return "UNUSED6";
590 case GIEK_UNUSED7:
591 return "UNUSED7";
592 }
593 llvm_unreachable("Unknown GDBIndexEntryKind value");
594 }
595
GDBIndexEntryLinkageString(GDBIndexEntryLinkage Linkage)596 const char *llvm::dwarf::GDBIndexEntryLinkageString(GDBIndexEntryLinkage Linkage) {
597 switch (Linkage) {
598 case GIEL_EXTERNAL:
599 return "EXTERNAL";
600 case GIEL_STATIC:
601 return "STATIC";
602 }
603 llvm_unreachable("Unknown GDBIndexEntryLinkage value");
604 }
605
AttributeValueString(uint16_t Attr,unsigned Val)606 const char *llvm::dwarf::AttributeValueString(uint16_t Attr, unsigned Val) {
607 switch (Attr) {
608 case DW_AT_accessibility:
609 return AccessibilityString(Val);
610 case DW_AT_virtuality:
611 return VirtualityString(Val);
612 case DW_AT_language:
613 return LanguageString(Val);
614 case DW_AT_encoding:
615 return AttributeEncodingString(Val);
616 case DW_AT_decimal_sign:
617 return DecimalSignString(Val);
618 case DW_AT_endianity:
619 return EndianityString(Val);
620 case DW_AT_visibility:
621 return VisibilityString(Val);
622 case DW_AT_identifier_case:
623 return CaseString(Val);
624 case DW_AT_calling_convention:
625 return ConventionString(Val);
626 case DW_AT_inline:
627 return InlineCodeString(Val);
628 case DW_AT_ordering:
629 return ArrayOrderString(Val);
630 case DW_AT_discr_value:
631 return DiscriminantString(Val);
632 }
633
634 return nullptr;
635 }
636