diff options
Diffstat (limited to 'clang/utils')
| -rw-r--r-- | clang/utils/TableGen/ClangAttrEmitter.cpp | 43 | ||||
| -rw-r--r-- | clang/utils/TableGen/TableGen.cpp | 8 | ||||
| -rw-r--r-- | clang/utils/TableGen/TableGenBackends.h | 1 |
3 files changed, 52 insertions, 0 deletions
diff --git a/clang/utils/TableGen/ClangAttrEmitter.cpp b/clang/utils/TableGen/ClangAttrEmitter.cpp index 7c8603fc6c3..36de06e2df6 100644 --- a/clang/utils/TableGen/ClangAttrEmitter.cpp +++ b/clang/utils/TableGen/ClangAttrEmitter.cpp @@ -971,6 +971,49 @@ void EmitClangAttrClass(RecordKeeper &Records, raw_ostream &OS) { OS << "#endif\n"; } +// Emits the LateParsed property for attributes. +void EmitClangAttrExprArgsList(RecordKeeper &Records, raw_ostream &OS) { + emitSourceFileHeader("llvm::StringSwitch code to match attributes with " + "expression arguments", OS); + + std::vector<Record*> Attrs = Records.getAllDerivedDefinitions("Attr"); + + for (std::vector<Record*>::iterator I = Attrs.begin(), E = Attrs.end(); + I != E; ++I) { + Record &Attr = **I; + + // Determine whether the first argument is something that is always + // an expression. + std::vector<Record *> Args = Attr.getValueAsListOfDefs("Args"); + if (Args.empty() || Args[0]->getSuperClasses().empty()) + continue; + + // Check whether this is one of the argument kinds that implies an + // expression. + // FIXME: Aligned is weird. + if (!llvm::StringSwitch<bool>(Args[0]->getSuperClasses().back()->getName()) + .Case("AlignedArgument", true) + .Case("BoolArgument", true) + .Case("DefaultIntArgument", true) + .Case("IntArgument", true) + .Case("StringArgument", true) + .Case("ExprArgument", true) + .Case("UnsignedArgument", true) + .Case("VariadicUnsignedArgument", true) + .Case("VariadicExprArgument", true) + .Default(false)) + continue; + + std::vector<Record*> Spellings = Attr.getValueAsListOfDefs("Spellings"); + + for (std::vector<Record*>::const_iterator I = Spellings.begin(), + E = Spellings.end(); I != E; ++I) { + OS << ".Case(\"" << (*I)->getValueAsString("Name") << "\", " + << "true" << ")\n"; + } + } +} + // Emits the class method definitions for attributes. void EmitClangAttrImpl(RecordKeeper &Records, raw_ostream &OS) { emitSourceFileHeader("Attribute classes' member function definitions", OS); diff --git a/clang/utils/TableGen/TableGen.cpp b/clang/utils/TableGen/TableGen.cpp index 3df8940b055..12e1c47725e 100644 --- a/clang/utils/TableGen/TableGen.cpp +++ b/clang/utils/TableGen/TableGen.cpp @@ -24,6 +24,7 @@ using namespace clang; enum ActionType { GenClangAttrClasses, + GenClangAttrExprArgsList, GenClangAttrImpl, GenClangAttrList, GenClangAttrPCHRead, @@ -62,6 +63,10 @@ namespace { "Generate option parser implementation"), clEnumValN(GenClangAttrClasses, "gen-clang-attr-classes", "Generate clang attribute clases"), + clEnumValN(GenClangAttrExprArgsList, + "gen-clang-attr-expr-args-list", + "Generate a clang attribute expression " + "arguments list"), clEnumValN(GenClangAttrImpl, "gen-clang-attr-impl", "Generate clang attribute implementations"), clEnumValN(GenClangAttrList, "gen-clang-attr-list", @@ -143,6 +148,9 @@ bool ClangTableGenMain(raw_ostream &OS, RecordKeeper &Records) { case GenClangAttrClasses: EmitClangAttrClass(Records, OS); break; + case GenClangAttrExprArgsList: + EmitClangAttrExprArgsList(Records, OS); + break; case GenClangAttrImpl: EmitClangAttrImpl(Records, OS); break; diff --git a/clang/utils/TableGen/TableGenBackends.h b/clang/utils/TableGen/TableGenBackends.h index 03708b6a766..0ff33d775cc 100644 --- a/clang/utils/TableGen/TableGenBackends.h +++ b/clang/utils/TableGen/TableGenBackends.h @@ -30,6 +30,7 @@ void EmitClangASTNodes(RecordKeeper &RK, raw_ostream &OS, const std::string &N, const std::string &S); void EmitClangAttrClass(RecordKeeper &Records, raw_ostream &OS); +void EmitClangAttrExprArgsList(RecordKeeper &Records, raw_ostream &OS); void EmitClangAttrImpl(RecordKeeper &Records, raw_ostream &OS); void EmitClangAttrList(RecordKeeper &Records, raw_ostream &OS); void EmitClangAttrPCHRead(RecordKeeper &Records, raw_ostream &OS); |
