1 //===- TableGen.cpp - Top-Level TableGen implementation for Clang ---------===// 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 the main function for Clang's TableGen. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "TableGenBackends.h" // Declares all backends. 15 #include "llvm/Support/CommandLine.h" 16 #include "llvm/Support/PrettyStackTrace.h" 17 #include "llvm/Support/Signals.h" 18 #include "llvm/TableGen/Error.h" 19 #include "llvm/TableGen/Main.h" 20 #include "llvm/TableGen/Record.h" 21 22 using namespace llvm; 23 using namespace clang; 24 25 enum ActionType { 26 PrintRecords, 27 DumpJSON, 28 GenClangAttrClasses, 29 GenClangAttrParserStringSwitches, 30 GenClangAttrSubjectMatchRulesParserStringSwitches, 31 GenClangAttrImpl, 32 GenClangAttrList, 33 GenClangAttrSubjectMatchRuleList, 34 GenClangAttrPCHRead, 35 GenClangAttrPCHWrite, 36 GenClangAttrHasAttributeImpl, 37 GenClangAttrSpellingListIndex, 38 GenClangAttrASTVisitor, 39 GenClangAttrTemplateInstantiate, 40 GenClangAttrParsedAttrList, 41 GenClangAttrParsedAttrImpl, 42 GenClangAttrParsedAttrKinds, 43 GenClangAttrTextNodeDump, 44 GenClangAttrNodeTraverse, 45 GenClangDiagsDefs, 46 GenClangDiagGroups, 47 GenClangDiagsIndexName, 48 GenClangCommentNodes, 49 GenClangDeclNodes, 50 GenClangStmtNodes, 51 GenClangSACheckers, 52 GenClangCommentHTMLTags, 53 GenClangCommentHTMLTagsProperties, 54 GenClangCommentHTMLNamedCharacterReferences, 55 GenClangCommentCommandInfo, 56 GenClangCommentCommandList, 57 GenArmNeon, 58 GenArmFP16, 59 GenArmNeonSema, 60 GenArmNeonTest, 61 GenAttrDocs, 62 GenDiagDocs, 63 GenOptDocs, 64 GenDataCollectors, 65 GenTestPragmaAttributeSupportedAttributes 66 }; 67 68 namespace { 69 cl::opt<ActionType> Action( 70 cl::desc("Action to perform:"), 71 cl::values( 72 clEnumValN(PrintRecords, "print-records", 73 "Print all records to stdout (default)"), 74 clEnumValN(DumpJSON, "dump-json", 75 "Dump all records as machine-readable JSON"), 76 clEnumValN(GenClangAttrClasses, "gen-clang-attr-classes", 77 "Generate clang attribute clases"), 78 clEnumValN(GenClangAttrParserStringSwitches, 79 "gen-clang-attr-parser-string-switches", 80 "Generate all parser-related attribute string switches"), 81 clEnumValN(GenClangAttrSubjectMatchRulesParserStringSwitches, 82 "gen-clang-attr-subject-match-rules-parser-string-switches", 83 "Generate all parser-related attribute subject match rule" 84 "string switches"), 85 clEnumValN(GenClangAttrImpl, "gen-clang-attr-impl", 86 "Generate clang attribute implementations"), 87 clEnumValN(GenClangAttrList, "gen-clang-attr-list", 88 "Generate a clang attribute list"), 89 clEnumValN(GenClangAttrSubjectMatchRuleList, 90 "gen-clang-attr-subject-match-rule-list", 91 "Generate a clang attribute subject match rule list"), 92 clEnumValN(GenClangAttrPCHRead, "gen-clang-attr-pch-read", 93 "Generate clang PCH attribute reader"), 94 clEnumValN(GenClangAttrPCHWrite, "gen-clang-attr-pch-write", 95 "Generate clang PCH attribute writer"), 96 clEnumValN(GenClangAttrHasAttributeImpl, 97 "gen-clang-attr-has-attribute-impl", 98 "Generate a clang attribute spelling list"), 99 clEnumValN(GenClangAttrSpellingListIndex, 100 "gen-clang-attr-spelling-index", 101 "Generate a clang attribute spelling index"), 102 clEnumValN(GenClangAttrASTVisitor, "gen-clang-attr-ast-visitor", 103 "Generate a recursive AST visitor for clang attributes"), 104 clEnumValN(GenClangAttrTemplateInstantiate, 105 "gen-clang-attr-template-instantiate", 106 "Generate a clang template instantiate code"), 107 clEnumValN(GenClangAttrParsedAttrList, 108 "gen-clang-attr-parsed-attr-list", 109 "Generate a clang parsed attribute list"), 110 clEnumValN(GenClangAttrParsedAttrImpl, 111 "gen-clang-attr-parsed-attr-impl", 112 "Generate the clang parsed attribute helpers"), 113 clEnumValN(GenClangAttrParsedAttrKinds, 114 "gen-clang-attr-parsed-attr-kinds", 115 "Generate a clang parsed attribute kinds"), 116 clEnumValN(GenClangAttrTextNodeDump, "gen-clang-attr-text-node-dump", 117 "Generate clang attribute text node dumper"), 118 clEnumValN(GenClangAttrNodeTraverse, "gen-clang-attr-node-traverse", 119 "Generate clang attribute traverser"), 120 clEnumValN(GenClangDiagsDefs, "gen-clang-diags-defs", 121 "Generate Clang diagnostics definitions"), 122 clEnumValN(GenClangDiagGroups, "gen-clang-diag-groups", 123 "Generate Clang diagnostic groups"), 124 clEnumValN(GenClangDiagsIndexName, "gen-clang-diags-index-name", 125 "Generate Clang diagnostic name index"), 126 clEnumValN(GenClangCommentNodes, "gen-clang-comment-nodes", 127 "Generate Clang AST comment nodes"), 128 clEnumValN(GenClangDeclNodes, "gen-clang-decl-nodes", 129 "Generate Clang AST declaration nodes"), 130 clEnumValN(GenClangStmtNodes, "gen-clang-stmt-nodes", 131 "Generate Clang AST statement nodes"), 132 clEnumValN(GenClangSACheckers, "gen-clang-sa-checkers", 133 "Generate Clang Static Analyzer checkers"), 134 clEnumValN(GenClangCommentHTMLTags, "gen-clang-comment-html-tags", 135 "Generate efficient matchers for HTML tag " 136 "names that are used in documentation comments"), 137 clEnumValN(GenClangCommentHTMLTagsProperties, 138 "gen-clang-comment-html-tags-properties", 139 "Generate efficient matchers for HTML tag " 140 "properties"), 141 clEnumValN(GenClangCommentHTMLNamedCharacterReferences, 142 "gen-clang-comment-html-named-character-references", 143 "Generate function to translate named character " 144 "references to UTF-8 sequences"), 145 clEnumValN(GenClangCommentCommandInfo, "gen-clang-comment-command-info", 146 "Generate command properties for commands that " 147 "are used in documentation comments"), 148 clEnumValN(GenClangCommentCommandList, "gen-clang-comment-command-list", 149 "Generate list of commands that are used in " 150 "documentation comments"), 151 clEnumValN(GenArmNeon, "gen-arm-neon", "Generate arm_neon.h for clang"), 152 clEnumValN(GenArmFP16, "gen-arm-fp16", "Generate arm_fp16.h for clang"), 153 clEnumValN(GenArmNeonSema, "gen-arm-neon-sema", 154 "Generate ARM NEON sema support for clang"), 155 clEnumValN(GenArmNeonTest, "gen-arm-neon-test", 156 "Generate ARM NEON tests for clang"), 157 clEnumValN(GenAttrDocs, "gen-attr-docs", 158 "Generate attribute documentation"), 159 clEnumValN(GenDiagDocs, "gen-diag-docs", 160 "Generate diagnostic documentation"), 161 clEnumValN(GenOptDocs, "gen-opt-docs", "Generate option documentation"), 162 clEnumValN(GenDataCollectors, "gen-clang-data-collectors", 163 "Generate data collectors for AST nodes"), 164 clEnumValN(GenTestPragmaAttributeSupportedAttributes, 165 "gen-clang-test-pragma-attribute-supported-attributes", 166 "Generate a list of attributes supported by #pragma clang " 167 "attribute for testing purposes"))); 168 169 cl::opt<std::string> 170 ClangComponent("clang-component", 171 cl::desc("Only use warnings from specified component"), 172 cl::value_desc("component"), cl::Hidden); 173 174 bool ClangTableGenMain(raw_ostream &OS, RecordKeeper &Records) { 175 switch (Action) { 176 case PrintRecords: 177 OS << Records; // No argument, dump all contents 178 break; 179 case DumpJSON: 180 EmitJSON(Records, OS); 181 break; 182 case GenClangAttrClasses: 183 EmitClangAttrClass(Records, OS); 184 break; 185 case GenClangAttrParserStringSwitches: 186 EmitClangAttrParserStringSwitches(Records, OS); 187 break; 188 case GenClangAttrSubjectMatchRulesParserStringSwitches: 189 EmitClangAttrSubjectMatchRulesParserStringSwitches(Records, OS); 190 break; 191 case GenClangAttrImpl: 192 EmitClangAttrImpl(Records, OS); 193 break; 194 case GenClangAttrList: 195 EmitClangAttrList(Records, OS); 196 break; 197 case GenClangAttrSubjectMatchRuleList: 198 EmitClangAttrSubjectMatchRuleList(Records, OS); 199 break; 200 case GenClangAttrPCHRead: 201 EmitClangAttrPCHRead(Records, OS); 202 break; 203 case GenClangAttrPCHWrite: 204 EmitClangAttrPCHWrite(Records, OS); 205 break; 206 case GenClangAttrHasAttributeImpl: 207 EmitClangAttrHasAttrImpl(Records, OS); 208 break; 209 case GenClangAttrSpellingListIndex: 210 EmitClangAttrSpellingListIndex(Records, OS); 211 break; 212 case GenClangAttrASTVisitor: 213 EmitClangAttrASTVisitor(Records, OS); 214 break; 215 case GenClangAttrTemplateInstantiate: 216 EmitClangAttrTemplateInstantiate(Records, OS); 217 break; 218 case GenClangAttrParsedAttrList: 219 EmitClangAttrParsedAttrList(Records, OS); 220 break; 221 case GenClangAttrParsedAttrImpl: 222 EmitClangAttrParsedAttrImpl(Records, OS); 223 break; 224 case GenClangAttrParsedAttrKinds: 225 EmitClangAttrParsedAttrKinds(Records, OS); 226 break; 227 case GenClangAttrTextNodeDump: 228 EmitClangAttrTextNodeDump(Records, OS); 229 break; 230 case GenClangAttrNodeTraverse: 231 EmitClangAttrNodeTraverse(Records, OS); 232 break; 233 case GenClangDiagsDefs: 234 EmitClangDiagsDefs(Records, OS, ClangComponent); 235 break; 236 case GenClangDiagGroups: 237 EmitClangDiagGroups(Records, OS); 238 break; 239 case GenClangDiagsIndexName: 240 EmitClangDiagsIndexName(Records, OS); 241 break; 242 case GenClangCommentNodes: 243 EmitClangASTNodes(Records, OS, "Comment", ""); 244 break; 245 case GenClangDeclNodes: 246 EmitClangASTNodes(Records, OS, "Decl", "Decl"); 247 EmitClangDeclContext(Records, OS); 248 break; 249 case GenClangStmtNodes: 250 EmitClangASTNodes(Records, OS, "Stmt", ""); 251 break; 252 case GenClangSACheckers: 253 EmitClangSACheckers(Records, OS); 254 break; 255 case GenClangCommentHTMLTags: 256 EmitClangCommentHTMLTags(Records, OS); 257 break; 258 case GenClangCommentHTMLTagsProperties: 259 EmitClangCommentHTMLTagsProperties(Records, OS); 260 break; 261 case GenClangCommentHTMLNamedCharacterReferences: 262 EmitClangCommentHTMLNamedCharacterReferences(Records, OS); 263 break; 264 case GenClangCommentCommandInfo: 265 EmitClangCommentCommandInfo(Records, OS); 266 break; 267 case GenClangCommentCommandList: 268 EmitClangCommentCommandList(Records, OS); 269 break; 270 case GenArmNeon: 271 EmitNeon(Records, OS); 272 break; 273 case GenArmFP16: 274 EmitFP16(Records, OS); 275 break; 276 case GenArmNeonSema: 277 EmitNeonSema(Records, OS); 278 break; 279 case GenArmNeonTest: 280 EmitNeonTest(Records, OS); 281 break; 282 case GenAttrDocs: 283 EmitClangAttrDocs(Records, OS); 284 break; 285 case GenDiagDocs: 286 EmitClangDiagDocs(Records, OS); 287 break; 288 case GenOptDocs: 289 EmitClangOptDocs(Records, OS); 290 break; 291 case GenDataCollectors: 292 EmitClangDataCollectors(Records, OS); 293 break; 294 case GenTestPragmaAttributeSupportedAttributes: 295 EmitTestPragmaAttributeSupportedAttributes(Records, OS); 296 break; 297 } 298 299 return false; 300 } 301 } 302 303 int main(int argc, char **argv) { 304 sys::PrintStackTraceOnErrorSignal(argv[0]); 305 PrettyStackTraceProgram X(argc, argv); 306 cl::ParseCommandLineOptions(argc, argv); 307 308 llvm_shutdown_obj Y; 309 310 return TableGenMain(argv[0], &ClangTableGenMain); 311 } 312 313 #ifdef __has_feature 314 #if __has_feature(address_sanitizer) 315 #include <sanitizer/lsan_interface.h> 316 // Disable LeakSanitizer for this binary as it has too many leaks that are not 317 // very interesting to fix. See compiler-rt/include/sanitizer/lsan_interface.h . 318 int __lsan_is_turned_off() { return 1; } 319 #endif // __has_feature(address_sanitizer) 320 #endif // defined(__has_feature) 321