diff options
Diffstat (limited to 'contrib/llvm/tools/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp')
-rw-r--r-- | contrib/llvm/tools/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp | 113 |
1 files changed, 60 insertions, 53 deletions
diff --git a/contrib/llvm/tools/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp b/contrib/llvm/tools/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp index da2fb70..8a49619 100644 --- a/contrib/llvm/tools/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp +++ b/contrib/llvm/tools/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp @@ -16,13 +16,12 @@ #include "llvm/Support/Debug.h" #include "llvm/Support/Compiler.h" #include "llvm/ADT/DenseSet.h" -#include "llvm/ADT/StringExtras.h" #include "llvm/ADT/StringMap.h" #include "llvm/ADT/SmallString.h" -#include "llvm/ADT/VectorExtras.h" #include <map> #include <algorithm> #include <functional> +#include <set> using namespace llvm; //===----------------------------------------------------------------------===// @@ -51,7 +50,6 @@ public: }; } // end anonymous namespace. - static std::string getCategoryFromDiagGroup(const Record *Group, DiagGroupParentMap &DiagGroupParents) { @@ -120,8 +118,44 @@ namespace { iterator begin() { return CategoryStrings.begin(); } iterator end() { return CategoryStrings.end(); } }; + + struct GroupInfo { + std::vector<const Record*> DiagsInGroup; + std::vector<std::string> SubGroups; + unsigned IDNo; + }; } // end anonymous namespace. +/// \brief Invert the 1-[0/1] mapping of diags to group into a one to many +/// mapping of groups to diags in the group. +static void groupDiagnostics(const std::vector<Record*> &Diags, + const std::vector<Record*> &DiagGroups, + std::map<std::string, GroupInfo> &DiagsInGroup) { + for (unsigned i = 0, e = Diags.size(); i != e; ++i) { + const Record *R = Diags[i]; + DefInit *DI = dynamic_cast<DefInit*>(R->getValueInit("Group")); + if (DI == 0) continue; + std::string GroupName = DI->getDef()->getValueAsString("GroupName"); + DiagsInGroup[GroupName].DiagsInGroup.push_back(R); + } + + // Add all DiagGroup's to the DiagsInGroup list to make sure we pick up empty + // groups (these are warnings that GCC supports that clang never produces). + for (unsigned i = 0, e = DiagGroups.size(); i != e; ++i) { + Record *Group = DiagGroups[i]; + GroupInfo &GI = DiagsInGroup[Group->getValueAsString("GroupName")]; + + std::vector<Record*> SubGroups = Group->getValueAsListOfDefs("SubGroups"); + for (unsigned j = 0, e = SubGroups.size(); j != e; ++j) + GI.SubGroups.push_back(SubGroups[j]->getValueAsString("GroupName")); + } + + // Assign unique ID numbers to the groups. + unsigned IDNo = 0; + for (std::map<std::string, GroupInfo>::iterator + I = DiagsInGroup.begin(), E = DiagsInGroup.end(); I != E; ++I, ++IDNo) + I->second.IDNo = IDNo; +} //===----------------------------------------------------------------------===// // Warning Tables (.inc file) generation. @@ -130,7 +164,7 @@ namespace { void ClangDiagsDefsEmitter::run(raw_ostream &OS) { // Write the #if guard if (!Component.empty()) { - std::string ComponentName = UppercaseString(Component); + std::string ComponentName = StringRef(Component).upper(); OS << "#ifdef " << ComponentName << "START\n"; OS << "__" << ComponentName << "START = DIAG_START_" << ComponentName << ",\n"; @@ -140,7 +174,13 @@ void ClangDiagsDefsEmitter::run(raw_ostream &OS) { const std::vector<Record*> &Diags = Records.getAllDerivedDefinitions("Diagnostic"); - + + std::vector<Record*> DiagGroups + = Records.getAllDerivedDefinitions("DiagGroup"); + + std::map<std::string, GroupInfo> DiagsInGroup; + groupDiagnostics(Diags, DiagGroups, DiagsInGroup); + DiagCategoryIDMap CategoryIDs(Records); DiagGroupParentMap DGParentMap(Records); @@ -158,12 +198,15 @@ void ClangDiagsDefsEmitter::run(raw_ostream &OS) { OS << ", \""; OS.write_escaped(R.getValueAsString("Text")) << '"'; - // Warning associated with the diagnostic. + // Warning associated with the diagnostic. This is stored as an index into + // the alphabetically sorted warning table. if (DefInit *DI = dynamic_cast<DefInit*>(R.getValueInit("Group"))) { - OS << ", \""; - OS.write_escaped(DI->getDef()->getValueAsString("GroupName")) << '"'; + std::map<std::string, GroupInfo>::iterator I = + DiagsInGroup.find(DI->getDef()->getValueAsString("GroupName")); + assert(I != DiagsInGroup.end()); + OS << ", " << I->second.IDNo; } else { - OS << ", \"\""; + OS << ", 0"; } // SFINAE bit @@ -196,14 +239,6 @@ void ClangDiagsDefsEmitter::run(raw_ostream &OS) { // Category number. OS << ", " << CategoryIDs.getID(getDiagnosticCategory(&R, DGParentMap)); - - // Brief - OS << ", \""; - OS.write_escaped(R.getValueAsString("Brief")) << '"'; - - // Explanation - OS << ", \""; - OS.write_escaped(R.getValueAsString("Explanation")) << '"'; OS << ")\n"; } } @@ -215,56 +250,24 @@ void ClangDiagsDefsEmitter::run(raw_ostream &OS) { static std::string getDiagCategoryEnum(llvm::StringRef name) { if (name.empty()) return "DiagCat_None"; - llvm::SmallString<256> enumName = llvm::StringRef("DiagCat_"); + SmallString<256> enumName = llvm::StringRef("DiagCat_"); for (llvm::StringRef::iterator I = name.begin(), E = name.end(); I != E; ++I) enumName += isalnum(*I) ? *I : '_'; return enumName.str(); } -namespace { -struct GroupInfo { - std::vector<const Record*> DiagsInGroup; - std::vector<std::string> SubGroups; - unsigned IDNo; -}; -} // end anonymous namespace. - void ClangDiagGroupsEmitter::run(raw_ostream &OS) { // Compute a mapping from a DiagGroup to all of its parents. DiagGroupParentMap DGParentMap(Records); - // Invert the 1-[0/1] mapping of diags to group into a one to many mapping of - // groups to diags in the group. - std::map<std::string, GroupInfo> DiagsInGroup; - std::vector<Record*> Diags = Records.getAllDerivedDefinitions("Diagnostic"); - for (unsigned i = 0, e = Diags.size(); i != e; ++i) { - const Record *R = Diags[i]; - DefInit *DI = dynamic_cast<DefInit*>(R->getValueInit("Group")); - if (DI == 0) continue; - std::string GroupName = DI->getDef()->getValueAsString("GroupName"); - DiagsInGroup[GroupName].DiagsInGroup.push_back(R); - } - // Add all DiagGroup's to the DiagsInGroup list to make sure we pick up empty - // groups (these are warnings that GCC supports that clang never produces). std::vector<Record*> DiagGroups = Records.getAllDerivedDefinitions("DiagGroup"); - for (unsigned i = 0, e = DiagGroups.size(); i != e; ++i) { - Record *Group = DiagGroups[i]; - GroupInfo &GI = DiagsInGroup[Group->getValueAsString("GroupName")]; - - std::vector<Record*> SubGroups = Group->getValueAsListOfDefs("SubGroups"); - for (unsigned j = 0, e = SubGroups.size(); j != e; ++j) - GI.SubGroups.push_back(SubGroups[j]->getValueAsString("GroupName")); - } - - // Assign unique ID numbers to the groups. - unsigned IDNo = 0; - for (std::map<std::string, GroupInfo>::iterator - I = DiagsInGroup.begin(), E = DiagsInGroup.end(); I != E; ++I, ++IDNo) - I->second.IDNo = IDNo; + + std::map<std::string, GroupInfo> DiagsInGroup; + groupDiagnostics(Diags, DiagGroups, DiagsInGroup); // Walk through the groups emitting an array for each diagnostic of the diags // that are mapped to. @@ -304,6 +307,10 @@ void ClangDiagGroupsEmitter::run(raw_ostream &OS) { OS << " { "; OS << I->first.size() << ", "; OS << "\""; + if (I->first.find_first_not_of("abcdefghijklmnopqrstuvwxyz" + "ABCDEFGHIJKLMNOPQRSTUVWXYZ" + "0123456789!@#$%^*-+=:?")!=std::string::npos) + throw "Invalid character in diagnostic group '" + I->first + "'"; OS.write_escaped(I->first) << "\"," << std::string(MaxLen-I->first.size()+1, ' '); |