?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
this is failing on linux hosts, force a triple.
[llvm/avr.git] / lib / Support / Dwarf.cpp
blob8b688cae2a6398c04dc5ab3bcaa345427ec6d685
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/Support/ErrorHandling.h"
16
17 #include <cassert>
18
19 namespace llvm {
20
21 namespace dwarf {
22
23 /// TagString - Return the string for the specified tag.
24 ///
25 const char *TagString(unsigned Tag) {
26 switch (Tag) {
27 case DW_TAG_array_type: return "DW_TAG_array_type";
28 case DW_TAG_class_type: return "DW_TAG_class_type";
29 case DW_TAG_entry_point: return "DW_TAG_entry_point";
30 case DW_TAG_enumeration_type: return "DW_TAG_enumeration_type";
31 case DW_TAG_formal_parameter: return "DW_TAG_formal_parameter";
32 case DW_TAG_imported_declaration: return "DW_TAG_imported_declaration";
33 case DW_TAG_label: return "DW_TAG_label";
34 case DW_TAG_lexical_block: return "DW_TAG_lexical_block";
35 case DW_TAG_member: return "DW_TAG_member";
36 case DW_TAG_pointer_type: return "DW_TAG_pointer_type";
37 case DW_TAG_reference_type: return "DW_TAG_reference_type";
38 case DW_TAG_compile_unit: return "DW_TAG_compile_unit";
39 case DW_TAG_string_type: return "DW_TAG_string_type";
40 case DW_TAG_structure_type: return "DW_TAG_structure_type";
41 case DW_TAG_subroutine_type: return "DW_TAG_subroutine_type";
42 case DW_TAG_typedef: return "DW_TAG_typedef";
43 case DW_TAG_union_type: return "DW_TAG_union_type";
44 case DW_TAG_unspecified_parameters: return "DW_TAG_unspecified_parameters";
45 case DW_TAG_variant: return "DW_TAG_variant";
46 case DW_TAG_common_block: return "DW_TAG_common_block";
47 case DW_TAG_common_inclusion: return "DW_TAG_common_inclusion";
48 case DW_TAG_inheritance: return "DW_TAG_inheritance";
49 case DW_TAG_inlined_subroutine: return "DW_TAG_inlined_subroutine";
50 case DW_TAG_module: return "DW_TAG_module";
51 case DW_TAG_ptr_to_member_type: return "DW_TAG_ptr_to_member_type";
52 case DW_TAG_set_type: return "DW_TAG_set_type";
53 case DW_TAG_subrange_type: return "DW_TAG_subrange_type";
54 case DW_TAG_with_stmt: return "DW_TAG_with_stmt";
55 case DW_TAG_access_declaration: return "DW_TAG_access_declaration";
56 case DW_TAG_base_type: return "DW_TAG_base_type";
57 case DW_TAG_catch_block: return "DW_TAG_catch_block";
58 case DW_TAG_const_type: return "DW_TAG_const_type";
59 case DW_TAG_constant: return "DW_TAG_constant";
60 case DW_TAG_enumerator: return "DW_TAG_enumerator";
61 case DW_TAG_file_type: return "DW_TAG_file_type";
62 case DW_TAG_friend: return "DW_TAG_friend";
63 case DW_TAG_namelist: return "DW_TAG_namelist";
64 case DW_TAG_namelist_item: return "DW_TAG_namelist_item";
65 case DW_TAG_packed_type: return "DW_TAG_packed_type";
66 case DW_TAG_subprogram: return "DW_TAG_subprogram";
67 case DW_TAG_template_type_parameter: return "DW_TAG_template_type_parameter";
68 case DW_TAG_template_value_parameter: return "DW_TAG_template_value_parameter";
69 case DW_TAG_thrown_type: return "DW_TAG_thrown_type";
70 case DW_TAG_try_block: return "DW_TAG_try_block";
71 case DW_TAG_variant_part: return "DW_TAG_variant_part";
72 case DW_TAG_variable: return "DW_TAG_variable";
73 case DW_TAG_volatile_type: return "DW_TAG_volatile_type";
74 case DW_TAG_dwarf_procedure: return "DW_TAG_dwarf_procedure";
75 case DW_TAG_restrict_type: return "DW_TAG_restrict_type";
76 case DW_TAG_interface_type: return "DW_TAG_interface_type";
77 case DW_TAG_namespace: return "DW_TAG_namespace";
78 case DW_TAG_imported_module: return "DW_TAG_imported_module";
79 case DW_TAG_unspecified_type: return "DW_TAG_unspecified_type";
80 case DW_TAG_partial_unit: return "DW_TAG_partial_unit";
81 case DW_TAG_imported_unit: return "DW_TAG_imported_unit";
82 case DW_TAG_condition: return "DW_TAG_condition";
83 case DW_TAG_shared_type: return "DW_TAG_shared_type";
84 case DW_TAG_lo_user: return "DW_TAG_lo_user";
85 case DW_TAG_hi_user: return "DW_TAG_hi_user";
86 }
87 llvm_unreachable("Unknown Dwarf Tag");
88 return "";
89 }
90
91 /// ChildrenString - Return the string for the specified children flag.
92 ///
93 const char *ChildrenString(unsigned Children) {
94 switch (Children) {
95 case DW_CHILDREN_no: return "CHILDREN_no";
96 case DW_CHILDREN_yes: return "CHILDREN_yes";
97 }
98 llvm_unreachable("Unknown Dwarf ChildrenFlag");
99 return "";
100 }
101
102 /// AttributeString - Return the string for the specified attribute.
103 ///
104 const char *AttributeString(unsigned Attribute) {
105 switch (Attribute) {
106 case DW_AT_sibling: return "DW_AT_sibling";
107 case DW_AT_location: return "DW_AT_location";
108 case DW_AT_name: return "DW_AT_name";
109 case DW_AT_ordering: return "DW_AT_ordering";
110 case DW_AT_byte_size: return "DW_AT_byte_size";
111 case DW_AT_bit_offset: return "DW_AT_bit_offset";
112 case DW_AT_bit_size: return "DW_AT_bit_size";
113 case DW_AT_stmt_list: return "DW_AT_stmt_list";
114 case DW_AT_low_pc: return "DW_AT_low_pc";
115 case DW_AT_high_pc: return "DW_AT_high_pc";
116 case DW_AT_language: return "DW_AT_language";
117 case DW_AT_discr: return "DW_AT_discr";
118 case DW_AT_discr_value: return "DW_AT_discr_value";
119 case DW_AT_visibility: return "DW_AT_visibility";
120 case DW_AT_import: return "DW_AT_import";
121 case DW_AT_string_length: return "DW_AT_string_length";
122 case DW_AT_common_reference: return "DW_AT_common_reference";
123 case DW_AT_comp_dir: return "DW_AT_comp_dir";
124 case DW_AT_const_value: return "DW_AT_const_value";
125 case DW_AT_containing_type: return "DW_AT_containing_type";
126 case DW_AT_default_value: return "DW_AT_default_value";
127 case DW_AT_inline: return "DW_AT_inline";
128 case DW_AT_is_optional: return "DW_AT_is_optional";
129 case DW_AT_lower_bound: return "DW_AT_lower_bound";
130 case DW_AT_producer: return "DW_AT_producer";
131 case DW_AT_prototyped: return "DW_AT_prototyped";
132 case DW_AT_return_addr: return "DW_AT_return_addr";
133 case DW_AT_start_scope: return "DW_AT_start_scope";
134 case DW_AT_bit_stride: return "DW_AT_bit_stride";
135 case DW_AT_upper_bound: return "DW_AT_upper_bound";
136 case DW_AT_abstract_origin: return "DW_AT_abstract_origin";
137 case DW_AT_accessibility: return "DW_AT_accessibility";
138 case DW_AT_address_class: return "DW_AT_address_class";
139 case DW_AT_artificial: return "DW_AT_artificial";
140 case DW_AT_base_types: return "DW_AT_base_types";
141 case DW_AT_calling_convention: return "DW_AT_calling_convention";
142 case DW_AT_count: return "DW_AT_count";
143 case DW_AT_data_member_location: return "DW_AT_data_member_location";
144 case DW_AT_decl_column: return "DW_AT_decl_column";
145 case DW_AT_decl_file: return "DW_AT_decl_file";
146 case DW_AT_decl_line: return "DW_AT_decl_line";
147 case DW_AT_declaration: return "DW_AT_declaration";
148 case DW_AT_discr_list: return "DW_AT_discr_list";
149 case DW_AT_encoding: return "DW_AT_encoding";
150 case DW_AT_external: return "DW_AT_external";
151 case DW_AT_frame_base: return "DW_AT_frame_base";
152 case DW_AT_friend: return "DW_AT_friend";
153 case DW_AT_identifier_case: return "DW_AT_identifier_case";
154 case DW_AT_macro_info: return "DW_AT_macro_info";
155 case DW_AT_namelist_item: return "DW_AT_namelist_item";
156 case DW_AT_priority: return "DW_AT_priority";
157 case DW_AT_segment: return "DW_AT_segment";
158 case DW_AT_specification: return "DW_AT_specification";
159 case DW_AT_static_link: return "DW_AT_static_link";
160 case DW_AT_type: return "DW_AT_type";
161 case DW_AT_use_location: return "DW_AT_use_location";
162 case DW_AT_variable_parameter: return "DW_AT_variable_parameter";
163 case DW_AT_virtuality: return "DW_AT_virtuality";
164 case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location";
165 case DW_AT_allocated: return "DW_AT_allocated";
166 case DW_AT_associated: return "DW_AT_associated";
167 case DW_AT_data_location: return "DW_AT_data_location";
168 case DW_AT_byte_stride: return "DW_AT_byte_stride";
169 case DW_AT_entry_pc: return "DW_AT_entry_pc";
170 case DW_AT_use_UTF8: return "DW_AT_use_UTF8";
171 case DW_AT_extension: return "DW_AT_extension";
172 case DW_AT_ranges: return "DW_AT_ranges";
173 case DW_AT_trampoline: return "DW_AT_trampoline";
174 case DW_AT_call_column: return "DW_AT_call_column";
175 case DW_AT_call_file: return "DW_AT_call_file";
176 case DW_AT_call_line: return "DW_AT_call_line";
177 case DW_AT_description: return "DW_AT_description";
178 case DW_AT_binary_scale: return "DW_AT_binary_scale";
179 case DW_AT_decimal_scale: return "DW_AT_decimal_scale";
180 case DW_AT_small: return "DW_AT_small";
181 case DW_AT_decimal_sign: return "DW_AT_decimal_sign";
182 case DW_AT_digit_count: return "DW_AT_digit_count";
183 case DW_AT_picture_string: return "DW_AT_picture_string";
184 case DW_AT_mutable: return "DW_AT_mutable";
185 case DW_AT_threads_scaled: return "DW_AT_threads_scaled";
186 case DW_AT_explicit: return "DW_AT_explicit";
187 case DW_AT_object_pointer: return "DW_AT_object_pointer";
188 case DW_AT_endianity: return "DW_AT_endianity";
189 case DW_AT_elemental: return "DW_AT_elemental";
190 case DW_AT_pure: return "DW_AT_pure";
191 case DW_AT_recursive: return "DW_AT_recursive";
192 case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name";
193 case DW_AT_sf_names: return "DW_AT_sf_names";
194 case DW_AT_src_info: return "DW_AT_src_info";
195 case DW_AT_mac_info: return "DW_AT_mac_info";
196 case DW_AT_src_coords: return "DW_AT_src_coords";
197 case DW_AT_body_begin: return "DW_AT_body_begin";
198 case DW_AT_body_end: return "DW_AT_body_end";
199 case DW_AT_GNU_vector: return "DW_AT_GNU_vector";
200 case DW_AT_lo_user: return "DW_AT_lo_user";
201 case DW_AT_hi_user: return "DW_AT_hi_user";
202 case DW_AT_APPLE_optimized: return "DW_AT_APPLE_optimized";
203 case DW_AT_APPLE_flags: return "DW_AT_APPLE_flags";
204 case DW_AT_APPLE_isa: return "DW_AT_APPLE_isa";
205 case DW_AT_APPLE_block: return "DW_AT_APPLE_block";
206 case DW_AT_APPLE_major_runtime_vers: return "DW_AT_APPLE_major_runtime_vers";
207 case DW_AT_APPLE_runtime_class: return "DW_AT_APPLE_runtime_class";
208 }
209 llvm_unreachable("Unknown Dwarf Attribute");
210 return "";
211 }
212
213 /// FormEncodingString - Return the string for the specified form encoding.
214 ///
215 const char *FormEncodingString(unsigned Encoding) {
216 switch (Encoding) {
217 case DW_FORM_addr: return "FORM_addr";
218 case DW_FORM_block2: return "FORM_block2";
219 case DW_FORM_block4: return "FORM_block4";
220 case DW_FORM_data2: return "FORM_data2";
221 case DW_FORM_data4: return "FORM_data4";
222 case DW_FORM_data8: return "FORM_data8";
223 case DW_FORM_string: return "FORM_string";
224 case DW_FORM_block: return "FORM_block";
225 case DW_FORM_block1: return "FORM_block1";
226 case DW_FORM_data1: return "FORM_data1";
227 case DW_FORM_flag: return "FORM_flag";
228 case DW_FORM_sdata: return "FORM_sdata";
229 case DW_FORM_strp: return "FORM_strp";
230 case DW_FORM_udata: return "FORM_udata";
231 case DW_FORM_ref_addr: return "FORM_ref_addr";
232 case DW_FORM_ref1: return "FORM_ref1";
233 case DW_FORM_ref2: return "FORM_ref2";
234 case DW_FORM_ref4: return "FORM_ref4";
235 case DW_FORM_ref8: return "FORM_ref8";
236 case DW_FORM_ref_udata: return "FORM_ref_udata";
237 case DW_FORM_indirect: return "FORM_indirect";
238 }
239 llvm_unreachable("Unknown Dwarf Form Encoding");
240 return "";
241 }
242
243 /// OperationEncodingString - Return the string for the specified operation
244 /// encoding.
245 const char *OperationEncodingString(unsigned Encoding) {
246 switch (Encoding) {
247 case DW_OP_addr: return "OP_addr";
248 case DW_OP_deref: return "OP_deref";
249 case DW_OP_const1u: return "OP_const1u";
250 case DW_OP_const1s: return "OP_const1s";
251 case DW_OP_const2u: return "OP_const2u";
252 case DW_OP_const2s: return "OP_const2s";
253 case DW_OP_const4u: return "OP_const4u";
254 case DW_OP_const4s: return "OP_const4s";
255 case DW_OP_const8u: return "OP_const8u";
256 case DW_OP_const8s: return "OP_const8s";
257 case DW_OP_constu: return "OP_constu";
258 case DW_OP_consts: return "OP_consts";
259 case DW_OP_dup: return "OP_dup";
260 case DW_OP_drop: return "OP_drop";
261 case DW_OP_over: return "OP_over";
262 case DW_OP_pick: return "OP_pick";
263 case DW_OP_swap: return "OP_swap";
264 case DW_OP_rot: return "OP_rot";
265 case DW_OP_xderef: return "OP_xderef";
266 case DW_OP_abs: return "OP_abs";
267 case DW_OP_and: return "OP_and";
268 case DW_OP_div: return "OP_div";
269 case DW_OP_minus: return "OP_minus";
270 case DW_OP_mod: return "OP_mod";
271 case DW_OP_mul: return "OP_mul";
272 case DW_OP_neg: return "OP_neg";
273 case DW_OP_not: return "OP_not";
274 case DW_OP_or: return "OP_or";
275 case DW_OP_plus: return "OP_plus";
276 case DW_OP_plus_uconst: return "OP_plus_uconst";
277 case DW_OP_shl: return "OP_shl";
278 case DW_OP_shr: return "OP_shr";
279 case DW_OP_shra: return "OP_shra";
280 case DW_OP_xor: return "OP_xor";
281 case DW_OP_skip: return "OP_skip";
282 case DW_OP_bra: return "OP_bra";
283 case DW_OP_eq: return "OP_eq";
284 case DW_OP_ge: return "OP_ge";
285 case DW_OP_gt: return "OP_gt";
286 case DW_OP_le: return "OP_le";
287 case DW_OP_lt: return "OP_lt";
288 case DW_OP_ne: return "OP_ne";
289 case DW_OP_lit0: return "OP_lit0";
290 case DW_OP_lit1: return "OP_lit1";
291 case DW_OP_lit31: return "OP_lit31";
292 case DW_OP_reg0: return "OP_reg0";
293 case DW_OP_reg1: return "OP_reg1";
294 case DW_OP_reg31: return "OP_reg31";
295 case DW_OP_breg0: return "OP_breg0";
296 case DW_OP_breg1: return "OP_breg1";
297 case DW_OP_breg31: return "OP_breg31";
298 case DW_OP_regx: return "OP_regx";
299 case DW_OP_fbreg: return "OP_fbreg";
300 case DW_OP_bregx: return "OP_bregx";
301 case DW_OP_piece: return "OP_piece";
302 case DW_OP_deref_size: return "OP_deref_size";
303 case DW_OP_xderef_size: return "OP_xderef_size";
304 case DW_OP_nop: return "OP_nop";
305 case DW_OP_push_object_address: return "OP_push_object_address";
306 case DW_OP_call2: return "OP_call2";
307 case DW_OP_call4: return "OP_call4";
308 case DW_OP_call_ref: return "OP_call_ref";
309 case DW_OP_form_tls_address: return "OP_form_tls_address";
310 case DW_OP_call_frame_cfa: return "OP_call_frame_cfa";
311 case DW_OP_lo_user: return "OP_lo_user";
312 case DW_OP_hi_user: return "OP_hi_user";
313 }
314 llvm_unreachable("Unknown Dwarf Operation Encoding");
315 return "";
316 }
317
318 /// AttributeEncodingString - Return the string for the specified attribute
319 /// encoding.
320 const char *AttributeEncodingString(unsigned Encoding) {
321 switch (Encoding) {
322 case DW_ATE_address: return "ATE_address";
323 case DW_ATE_boolean: return "ATE_boolean";
324 case DW_ATE_complex_float: return "ATE_complex_float";
325 case DW_ATE_float: return "ATE_float";
326 case DW_ATE_signed: return "ATE_signed";
327 case DW_ATE_signed_char: return "ATE_signed_char";
328 case DW_ATE_unsigned: return "ATE_unsigned";
329 case DW_ATE_unsigned_char: return "ATE_unsigned_char";
330 case DW_ATE_imaginary_float: return "ATE_imaginary_float";
331 case DW_ATE_packed_decimal: return "ATE_packed_decimal";
332 case DW_ATE_numeric_string: return "ATE_numeric_string";
333 case DW_ATE_edited: return "ATE_edited";
334 case DW_ATE_signed_fixed: return "ATE_signed_fixed";
335 case DW_ATE_unsigned_fixed: return "ATE_unsigned_fixed";
336 case DW_ATE_decimal_float: return "ATE_decimal_float";
337 case DW_ATE_lo_user: return "ATE_lo_user";
338 case DW_ATE_hi_user: return "ATE_hi_user";
339 }
340 llvm_unreachable("Unknown Dwarf Attribute Encoding");
341 return "";
342 }
343
344 /// DecimalSignString - Return the string for the specified decimal sign
345 /// attribute.
346 const char *DecimalSignString(unsigned Sign) {
347 switch (Sign) {
348 case DW_DS_unsigned: return "DS_unsigned";
349 case DW_DS_leading_overpunch: return "DS_leading_overpunch";
350 case DW_DS_trailing_overpunch: return "DS_trailing_overpunch";
351 case DW_DS_leading_separate: return "DS_leading_separate";
352 case DW_DS_trailing_separate: return "DS_trailing_separate";
353 }
354 llvm_unreachable("Unknown Dwarf Decimal Sign Attribute");
355 return "";
356 }
357
358 /// EndianityString - Return the string for the specified endianity.
359 ///
360 const char *EndianityString(unsigned Endian) {
361 switch (Endian) {
362 case DW_END_default: return "END_default";
363 case DW_END_big: return "END_big";
364 case DW_END_little: return "END_little";
365 case DW_END_lo_user: return "END_lo_user";
366 case DW_END_hi_user: return "END_hi_user";
367 }
368 llvm_unreachable("Unknown Dwarf Endianity");
369 return "";
370 }
371
372 /// AccessibilityString - Return the string for the specified accessibility.
373 ///
374 const char *AccessibilityString(unsigned Access) {
375 switch (Access) {
376 // Accessibility codes
377 case DW_ACCESS_public: return "ACCESS_public";
378 case DW_ACCESS_protected: return "ACCESS_protected";
379 case DW_ACCESS_private: return "ACCESS_private";
380 }
381 llvm_unreachable("Unknown Dwarf Accessibility");
382 return "";
383 }
384
385 /// VisibilityString - Return the string for the specified visibility.
386 ///
387 const char *VisibilityString(unsigned Visibility) {
388 switch (Visibility) {
389 case DW_VIS_local: return "VIS_local";
390 case DW_VIS_exported: return "VIS_exported";
391 case DW_VIS_qualified: return "VIS_qualified";
392 }
393 llvm_unreachable("Unknown Dwarf Visibility");
394 return "";
395 }
396
397 /// VirtualityString - Return the string for the specified virtuality.
398 ///
399 const char *VirtualityString(unsigned Virtuality) {
400 switch (Virtuality) {
401 case DW_VIRTUALITY_none: return "VIRTUALITY_none";
402 case DW_VIRTUALITY_virtual: return "VIRTUALITY_virtual";
403 case DW_VIRTUALITY_pure_virtual: return "VIRTUALITY_pure_virtual";
404 }
405 llvm_unreachable("Unknown Dwarf Virtuality");
406 return "";
407 }
408
409 /// LanguageString - Return the string for the specified language.
410 ///
411 const char *LanguageString(unsigned Language) {
412 switch (Language) {
413 case DW_LANG_C89: return "LANG_C89";
414 case DW_LANG_C: return "LANG_C";
415 case DW_LANG_Ada83: return "LANG_Ada83";
416 case DW_LANG_C_plus_plus: return "LANG_C_plus_plus";
417 case DW_LANG_Cobol74: return "LANG_Cobol74";
418 case DW_LANG_Cobol85: return "LANG_Cobol85";
419 case DW_LANG_Fortran77: return "LANG_Fortran77";
420 case DW_LANG_Fortran90: return "LANG_Fortran90";
421 case DW_LANG_Pascal83: return "LANG_Pascal83";
422 case DW_LANG_Modula2: return "LANG_Modula2";
423 case DW_LANG_Java: return "LANG_Java";
424 case DW_LANG_C99: return "LANG_C99";
425 case DW_LANG_Ada95: return "LANG_Ada95";
426 case DW_LANG_Fortran95: return "LANG_Fortran95";
427 case DW_LANG_PLI: return "LANG_PLI";
428 case DW_LANG_ObjC: return "LANG_ObjC";
429 case DW_LANG_ObjC_plus_plus: return "LANG_ObjC_plus_plus";
430 case DW_LANG_UPC: return "LANG_UPC";
431 case DW_LANG_D: return "LANG_D";
432 case DW_LANG_lo_user: return "LANG_lo_user";
433 case DW_LANG_hi_user: return "LANG_hi_user";
434 }
435 llvm_unreachable("Unknown Dwarf Language");
436 return "";
437 }
438
439 /// CaseString - Return the string for the specified identifier case.
440 ///
441 const char *CaseString(unsigned Case) {
442 switch (Case) {
443 case DW_ID_case_sensitive: return "ID_case_sensitive";
444 case DW_ID_up_case: return "ID_up_case";
445 case DW_ID_down_case: return "ID_down_case";
446 case DW_ID_case_insensitive: return "ID_case_insensitive";
447 }
448 llvm_unreachable("Unknown Dwarf Identifier Case");
449 return "";
450 }
451
452 /// ConventionString - Return the string for the specified calling convention.
453 ///
454 const char *ConventionString(unsigned Convention) {
455 switch (Convention) {
456 case DW_CC_normal: return "CC_normal";
457 case DW_CC_program: return "CC_program";
458 case DW_CC_nocall: return "CC_nocall";
459 case DW_CC_lo_user: return "CC_lo_user";
460 case DW_CC_hi_user: return "CC_hi_user";
461 }
462 llvm_unreachable("Unknown Dwarf Calling Convention");
463 return "";
464 }
465
466 /// InlineCodeString - Return the string for the specified inline code.
467 ///
468 const char *InlineCodeString(unsigned Code) {
469 switch (Code) {
470 case DW_INL_not_inlined: return "INL_not_inlined";
471 case DW_INL_inlined: return "INL_inlined";
472 case DW_INL_declared_not_inlined: return "INL_declared_not_inlined";
473 case DW_INL_declared_inlined: return "INL_declared_inlined";
474 }
475 llvm_unreachable("Unknown Dwarf Inline Code");
476 return "";
477 }
478
479 /// ArrayOrderString - Return the string for the specified array order.
480 ///
481 const char *ArrayOrderString(unsigned Order) {
482 switch (Order) {
483 case DW_ORD_row_major: return "ORD_row_major";
484 case DW_ORD_col_major: return "ORD_col_major";
485 }
486 llvm_unreachable("Unknown Dwarf Array Order");
487 return "";
488 }
489
490 /// DiscriminantString - Return the string for the specified discriminant
491 /// descriptor.
492 const char *DiscriminantString(unsigned Discriminant) {
493 switch (Discriminant) {
494 case DW_DSC_label: return "DSC_label";
495 case DW_DSC_range: return "DSC_range";
496 }
497 llvm_unreachable("Unknown Dwarf Discriminant Descriptor");
498 return "";
499 }
500
501 /// LNStandardString - Return the string for the specified line number standard.
502 ///
503 const char *LNStandardString(unsigned Standard) {
504 switch (Standard) {
505 case DW_LNS_copy: return "LNS_copy";
506 case DW_LNS_advance_pc: return "LNS_advance_pc";
507 case DW_LNS_advance_line: return "LNS_advance_line";
508 case DW_LNS_set_file: return "LNS_set_file";
509 case DW_LNS_set_column: return "LNS_set_column";
510 case DW_LNS_negate_stmt: return "LNS_negate_stmt";
511 case DW_LNS_set_basic_block: return "LNS_set_basic_block";
512 case DW_LNS_const_add_pc: return "LNS_const_add_pc";
513 case DW_LNS_fixed_advance_pc: return "LNS_fixed_advance_pc";
514 case DW_LNS_set_prologue_end: return "LNS_set_prologue_end";
515 case DW_LNS_set_epilogue_begin: return "LNS_set_epilogue_begin";
516 case DW_LNS_set_isa: return "LNS_set_isa";
517 }
518 llvm_unreachable("Unknown Dwarf Line Number Standard");
519 return "";
520 }
521
522 /// LNExtendedString - Return the string for the specified line number extended
523 /// opcode encodings.
524 const char *LNExtendedString(unsigned Encoding) {
525 switch (Encoding) {
526 // Line Number Extended Opcode Encodings
527 case DW_LNE_end_sequence: return "LNE_end_sequence";
528 case DW_LNE_set_address: return "LNE_set_address";
529 case DW_LNE_define_file: return "LNE_define_file";
530 case DW_LNE_lo_user: return "LNE_lo_user";
531 case DW_LNE_hi_user: return "LNE_hi_user";
532 }
533 llvm_unreachable("Unknown Dwarf Line Number Extended Opcode Encoding");
534 return "";
535 }
536
537 /// MacinfoString - Return the string for the specified macinfo type encodings.
538 ///
539 const char *MacinfoString(unsigned Encoding) {
540 switch (Encoding) {
541 // Macinfo Type Encodings
542 case DW_MACINFO_define: return "MACINFO_define";
543 case DW_MACINFO_undef: return "MACINFO_undef";
544 case DW_MACINFO_start_file: return "MACINFO_start_file";
545 case DW_MACINFO_end_file: return "MACINFO_end_file";
546 case DW_MACINFO_vendor_ext: return "MACINFO_vendor_ext";
547 }
548 llvm_unreachable("Unknown Dwarf Macinfo Type Encodings");
549 return "";
550 }
551
552 /// CallFrameString - Return the string for the specified call frame instruction
553 /// encodings.
554 const char *CallFrameString(unsigned Encoding) {
555 switch (Encoding) {
556 case DW_CFA_advance_loc: return "CFA_advance_loc";
557 case DW_CFA_offset: return "CFA_offset";
558 case DW_CFA_restore: return "CFA_restore";
559 case DW_CFA_set_loc: return "CFA_set_loc";
560 case DW_CFA_advance_loc1: return "CFA_advance_loc1";
561 case DW_CFA_advance_loc2: return "CFA_advance_loc2";
562 case DW_CFA_advance_loc4: return "CFA_advance_loc4";
563 case DW_CFA_offset_extended: return "CFA_offset_extended";
564 case DW_CFA_restore_extended: return "CFA_restore_extended";
565 case DW_CFA_undefined: return "CFA_undefined";
566 case DW_CFA_same_value: return "CFA_same_value";
567 case DW_CFA_register: return "CFA_register";
568 case DW_CFA_remember_state: return "CFA_remember_state";
569 case DW_CFA_restore_state: return "CFA_restore_state";
570 case DW_CFA_def_cfa: return "CFA_def_cfa";
571 case DW_CFA_def_cfa_register: return "CFA_def_cfa_register";
572 case DW_CFA_def_cfa_offset: return "CFA_def_cfa_offset";
573 case DW_CFA_def_cfa_expression: return "CFA_def_cfa_expression";
574 case DW_CFA_expression: return "CFA_expression";
575 case DW_CFA_offset_extended_sf: return "CFA_offset_extended_sf";
576 case DW_CFA_def_cfa_sf: return "CFA_def_cfa_sf";
577 case DW_CFA_def_cfa_offset_sf: return "CFA_def_cfa_offset_sf";
578 case DW_CFA_val_offset: return "CFA_val_offset";
579 case DW_CFA_val_offset_sf: return "CFA_val_offset_sf";
580 case DW_CFA_val_expression: return "CFA_val_expression";
581 case DW_CFA_lo_user: return "CFA_lo_user";
582 case DW_CFA_hi_user: return "CFA_hi_user";
583 }
584 llvm_unreachable("Unknown Dwarf Call Frame Instruction Encodings");
585 return "";
586 }
587
588 } // End of namespace dwarf.
589
590 } // End of namespace llvm.
AVR Backend for LLVM