1 //===-- llvm/Support/Dwarf.cpp - Dwarf Framework ----------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains support for generic dwarf information.
12 //===----------------------------------------------------------------------===//
14 #include "llvm/Support/Dwarf.h"
15 #include "llvm/ADT/StringSwitch.h"
16 #include "llvm/Support/ErrorHandling.h"
19 using namespace dwarf;
21 StringRef llvm::dwarf::TagString(unsigned Tag) {
25 #define HANDLE_DW_TAG(ID, NAME) \
27 return "DW_TAG_" #NAME;
28 #include "llvm/Support/Dwarf.def"
32 unsigned llvm::dwarf::getTag(StringRef TagString) {
33 return StringSwitch<unsigned>(TagString)
34 #define HANDLE_DW_TAG(ID, NAME) .Case("DW_TAG_" #NAME, DW_TAG_##NAME)
35 #include "llvm/Support/Dwarf.def"
36 .Default(DW_TAG_invalid);
39 StringRef llvm::dwarf::ChildrenString(unsigned Children) {
41 case DW_CHILDREN_no: return "DW_CHILDREN_no";
42 case DW_CHILDREN_yes: return "DW_CHILDREN_yes";
47 StringRef llvm::dwarf::AttributeString(unsigned Attribute) {
51 #define HANDLE_DW_AT(ID, NAME) \
53 return "DW_AT_" #NAME;
54 #include "llvm/Support/Dwarf.def"
58 StringRef llvm::dwarf::FormEncodingString(unsigned Encoding) {
62 #define HANDLE_DW_FORM(ID, NAME) \
63 case DW_FORM_##NAME: \
64 return "DW_FORM_" #NAME;
65 #include "llvm/Support/Dwarf.def"
69 StringRef llvm::dwarf::OperationEncodingString(unsigned Encoding) {
73 #define HANDLE_DW_OP(ID, NAME) \
75 return "DW_OP_" #NAME;
76 #include "llvm/Support/Dwarf.def"
77 case DW_OP_LLVM_fragment:
78 return "DW_OP_LLVM_fragment";
82 unsigned llvm::dwarf::getOperationEncoding(StringRef OperationEncodingString) {
83 return StringSwitch<unsigned>(OperationEncodingString)
84 #define HANDLE_DW_OP(ID, NAME) .Case("DW_OP_" #NAME, DW_OP_##NAME)
85 #include "llvm/Support/Dwarf.def"
86 .Case("DW_OP_LLVM_fragment", DW_OP_LLVM_fragment)
90 StringRef llvm::dwarf::AttributeEncodingString(unsigned Encoding) {
94 #define HANDLE_DW_ATE(ID, NAME) \
96 return "DW_ATE_" #NAME;
97 #include "llvm/Support/Dwarf.def"
101 unsigned llvm::dwarf::getAttributeEncoding(StringRef EncodingString) {
102 return StringSwitch<unsigned>(EncodingString)
103 #define HANDLE_DW_ATE(ID, NAME) .Case("DW_ATE_" #NAME, DW_ATE_##NAME)
104 #include "llvm/Support/Dwarf.def"
108 StringRef llvm::dwarf::DecimalSignString(unsigned Sign) {
110 case DW_DS_unsigned: return "DW_DS_unsigned";
111 case DW_DS_leading_overpunch: return "DW_DS_leading_overpunch";
112 case DW_DS_trailing_overpunch: return "DW_DS_trailing_overpunch";
113 case DW_DS_leading_separate: return "DW_DS_leading_separate";
114 case DW_DS_trailing_separate: return "DW_DS_trailing_separate";
119 StringRef llvm::dwarf::EndianityString(unsigned Endian) {
121 case DW_END_default: return "DW_END_default";
122 case DW_END_big: return "DW_END_big";
123 case DW_END_little: return "DW_END_little";
124 case DW_END_lo_user: return "DW_END_lo_user";
125 case DW_END_hi_user: return "DW_END_hi_user";
130 StringRef llvm::dwarf::AccessibilityString(unsigned Access) {
132 // Accessibility codes
133 case DW_ACCESS_public: return "DW_ACCESS_public";
134 case DW_ACCESS_protected: return "DW_ACCESS_protected";
135 case DW_ACCESS_private: return "DW_ACCESS_private";
140 StringRef llvm::dwarf::VisibilityString(unsigned Visibility) {
141 switch (Visibility) {
142 case DW_VIS_local: return "DW_VIS_local";
143 case DW_VIS_exported: return "DW_VIS_exported";
144 case DW_VIS_qualified: return "DW_VIS_qualified";
149 StringRef llvm::dwarf::VirtualityString(unsigned Virtuality) {
150 switch (Virtuality) {
153 #define HANDLE_DW_VIRTUALITY(ID, NAME) \
154 case DW_VIRTUALITY_##NAME: \
155 return "DW_VIRTUALITY_" #NAME;
156 #include "llvm/Support/Dwarf.def"
160 unsigned llvm::dwarf::getVirtuality(StringRef VirtualityString) {
161 return StringSwitch<unsigned>(VirtualityString)
162 #define HANDLE_DW_VIRTUALITY(ID, NAME) \
163 .Case("DW_VIRTUALITY_" #NAME, DW_VIRTUALITY_##NAME)
164 #include "llvm/Support/Dwarf.def"
165 .Default(DW_VIRTUALITY_invalid);
168 StringRef llvm::dwarf::LanguageString(unsigned Language) {
172 #define HANDLE_DW_LANG(ID, NAME) \
173 case DW_LANG_##NAME: \
174 return "DW_LANG_" #NAME;
175 #include "llvm/Support/Dwarf.def"
179 unsigned llvm::dwarf::getLanguage(StringRef LanguageString) {
180 return StringSwitch<unsigned>(LanguageString)
181 #define HANDLE_DW_LANG(ID, NAME) .Case("DW_LANG_" #NAME, DW_LANG_##NAME)
182 #include "llvm/Support/Dwarf.def"
186 StringRef llvm::dwarf::CaseString(unsigned Case) {
188 case DW_ID_case_sensitive: return "DW_ID_case_sensitive";
189 case DW_ID_up_case: return "DW_ID_up_case";
190 case DW_ID_down_case: return "DW_ID_down_case";
191 case DW_ID_case_insensitive: return "DW_ID_case_insensitive";
196 StringRef llvm::dwarf::ConventionString(unsigned CC) {
200 #define HANDLE_DW_CC(ID, NAME) \
202 return "DW_CC_" #NAME;
203 #include "llvm/Support/Dwarf.def"
207 unsigned llvm::dwarf::getCallingConvention(StringRef CCString) {
208 return StringSwitch<unsigned>(CCString)
209 #define HANDLE_DW_CC(ID, NAME) .Case("DW_CC_" #NAME, DW_CC_##NAME)
210 #include "llvm/Support/Dwarf.def"
214 StringRef llvm::dwarf::InlineCodeString(unsigned Code) {
216 case DW_INL_not_inlined: return "DW_INL_not_inlined";
217 case DW_INL_inlined: return "DW_INL_inlined";
218 case DW_INL_declared_not_inlined: return "DW_INL_declared_not_inlined";
219 case DW_INL_declared_inlined: return "DW_INL_declared_inlined";
224 StringRef llvm::dwarf::ArrayOrderString(unsigned Order) {
226 case DW_ORD_row_major: return "DW_ORD_row_major";
227 case DW_ORD_col_major: return "DW_ORD_col_major";
232 StringRef llvm::dwarf::DiscriminantString(unsigned Discriminant) {
233 switch (Discriminant) {
234 case DW_DSC_label: return "DW_DSC_label";
235 case DW_DSC_range: return "DW_DSC_range";
240 StringRef llvm::dwarf::LNStandardString(unsigned Standard) {
244 #define HANDLE_DW_LNS(ID, NAME) \
245 case DW_LNS_##NAME: \
246 return "DW_LNS_" #NAME;
247 #include "llvm/Support/Dwarf.def"
251 StringRef llvm::dwarf::LNExtendedString(unsigned Encoding) {
255 #define HANDLE_DW_LNE(ID, NAME) \
256 case DW_LNE_##NAME: \
257 return "DW_LNE_" #NAME;
258 #include "llvm/Support/Dwarf.def"
262 StringRef llvm::dwarf::MacinfoString(unsigned Encoding) {
264 // Macinfo Type Encodings
265 case DW_MACINFO_define: return "DW_MACINFO_define";
266 case DW_MACINFO_undef: return "DW_MACINFO_undef";
267 case DW_MACINFO_start_file: return "DW_MACINFO_start_file";
268 case DW_MACINFO_end_file: return "DW_MACINFO_end_file";
269 case DW_MACINFO_vendor_ext: return "DW_MACINFO_vendor_ext";
270 case DW_MACINFO_invalid: return "DW_MACINFO_invalid";
275 unsigned llvm::dwarf::getMacinfo(StringRef MacinfoString) {
276 return StringSwitch<unsigned>(MacinfoString)
277 .Case("DW_MACINFO_define", DW_MACINFO_define)
278 .Case("DW_MACINFO_undef", DW_MACINFO_undef)
279 .Case("DW_MACINFO_start_file", DW_MACINFO_start_file)
280 .Case("DW_MACINFO_end_file", DW_MACINFO_end_file)
281 .Case("DW_MACINFO_vendor_ext", DW_MACINFO_vendor_ext)
282 .Default(DW_MACINFO_invalid);
285 StringRef llvm::dwarf::CallFrameString(unsigned Encoding) {
289 #define HANDLE_DW_CFA(ID, NAME) \
290 case DW_CFA_##NAME: \
291 return "DW_CFA_" #NAME;
292 #include "llvm/Support/Dwarf.def"
296 StringRef llvm::dwarf::ApplePropertyString(unsigned Prop) {
300 #define HANDLE_DW_APPLE_PROPERTY(ID, NAME) \
301 case DW_APPLE_PROPERTY_##NAME: \
302 return "DW_APPLE_PROPERTY_" #NAME;
303 #include "llvm/Support/Dwarf.def"
307 StringRef llvm::dwarf::AtomTypeString(unsigned AT) {
309 case dwarf::DW_ATOM_null:
310 return "DW_ATOM_null";
311 case dwarf::DW_ATOM_die_offset:
312 return "DW_ATOM_die_offset";
313 case DW_ATOM_cu_offset:
314 return "DW_ATOM_cu_offset";
315 case DW_ATOM_die_tag:
316 return "DW_ATOM_die_tag";
317 case DW_ATOM_type_flags:
318 return "DW_ATOM_type_flags";
323 StringRef llvm::dwarf::GDBIndexEntryKindString(GDBIndexEntryKind Kind) {
342 llvm_unreachable("Unknown GDBIndexEntryKind value");
346 llvm::dwarf::GDBIndexEntryLinkageString(GDBIndexEntryLinkage Linkage) {
353 llvm_unreachable("Unknown GDBIndexEntryLinkage value");
356 StringRef llvm::dwarf::AttributeValueString(uint16_t Attr, unsigned Val) {
358 case DW_AT_accessibility:
359 return AccessibilityString(Val);
360 case DW_AT_virtuality:
361 return VirtualityString(Val);
363 return LanguageString(Val);
365 return AttributeEncodingString(Val);
366 case DW_AT_decimal_sign:
367 return DecimalSignString(Val);
368 case DW_AT_endianity:
369 return EndianityString(Val);
370 case DW_AT_visibility:
371 return VisibilityString(Val);
372 case DW_AT_identifier_case:
373 return CaseString(Val);
374 case DW_AT_calling_convention:
375 return ConventionString(Val);
377 return InlineCodeString(Val);
379 return ArrayOrderString(Val);
380 case DW_AT_discr_value:
381 return DiscriminantString(Val);