diff options
Diffstat (limited to 'lib/Basic/Builtins.cpp')
| -rw-r--r-- | lib/Basic/Builtins.cpp | 86 |
1 files changed, 39 insertions, 47 deletions
diff --git a/lib/Basic/Builtins.cpp b/lib/Basic/Builtins.cpp index 8efcac6d7fe4d..69b10c13ede16 100644 --- a/lib/Basic/Builtins.cpp +++ b/lib/Basic/Builtins.cpp @@ -15,86 +15,78 @@ #include "clang/Basic/IdentifierTable.h" #include "clang/Basic/LangOptions.h" #include "clang/Basic/TargetInfo.h" -#include "llvm/ADT/SmallVector.h" #include "llvm/ADT/StringRef.h" using namespace clang; static const Builtin::Info BuiltinInfo[] = { - { "not a builtin function", nullptr, nullptr, nullptr, ALL_LANGUAGES}, -#define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, ALL_LANGUAGES }, -#define LANGBUILTIN(ID, TYPE, ATTRS, BUILTIN_LANG) { #ID, TYPE, ATTRS, 0, BUILTIN_LANG }, -#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER, BUILTIN_LANG) { #ID, TYPE, ATTRS, HEADER,\ - BUILTIN_LANG }, + { "not a builtin function", nullptr, nullptr, nullptr, ALL_LANGUAGES,nullptr}, +#define BUILTIN(ID, TYPE, ATTRS) \ + { #ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr }, +#define LANGBUILTIN(ID, TYPE, ATTRS, LANGS) \ + { #ID, TYPE, ATTRS, nullptr, LANGS, nullptr }, +#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER, LANGS) \ + { #ID, TYPE, ATTRS, HEADER, LANGS, nullptr }, #include "clang/Basic/Builtins.def" }; -const Builtin::Info &Builtin::Context::GetRecord(unsigned ID) const { +const Builtin::Info &Builtin::Context::getRecord(unsigned ID) const { if (ID < Builtin::FirstTSBuiltin) return BuiltinInfo[ID]; - assert(ID - Builtin::FirstTSBuiltin < NumTSRecords && "Invalid builtin ID!"); + assert(((ID - Builtin::FirstTSBuiltin) < + (TSRecords.size() + AuxTSRecords.size())) && + "Invalid builtin ID!"); + if (isAuxBuiltinID(ID)) + return AuxTSRecords[getAuxBuiltinID(ID) - Builtin::FirstTSBuiltin]; return TSRecords[ID - Builtin::FirstTSBuiltin]; } -Builtin::Context::Context() { - // Get the target specific builtins from the target. - TSRecords = nullptr; - NumTSRecords = 0; +void Builtin::Context::InitializeTarget(const TargetInfo &Target, + const TargetInfo *AuxTarget) { + assert(TSRecords.empty() && "Already initialized target?"); + TSRecords = Target.getTargetBuiltins(); + if (AuxTarget) + AuxTSRecords = AuxTarget->getTargetBuiltins(); } -void Builtin::Context::InitializeTarget(const TargetInfo &Target) { - assert(NumTSRecords == 0 && "Already initialized target?"); - Target.getTargetBuiltins(TSRecords, NumTSRecords); -} - -bool Builtin::Context::BuiltinIsSupported(const Builtin::Info &BuiltinInfo, +bool Builtin::Context::builtinIsSupported(const Builtin::Info &BuiltinInfo, const LangOptions &LangOpts) { bool BuiltinsUnsupported = LangOpts.NoBuiltin && strchr(BuiltinInfo.Attributes, 'f'); bool MathBuiltinsUnsupported = - LangOpts.NoMathBuiltin && BuiltinInfo.HeaderName && + LangOpts.NoMathBuiltin && BuiltinInfo.HeaderName && llvm::StringRef(BuiltinInfo.HeaderName).equals("math.h"); - bool GnuModeUnsupported = !LangOpts.GNUMode && - (BuiltinInfo.builtin_lang & GNU_LANG); - bool MSModeUnsupported = !LangOpts.MicrosoftExt && - (BuiltinInfo.builtin_lang & MS_LANG); - bool ObjCUnsupported = !LangOpts.ObjC1 && - BuiltinInfo.builtin_lang == OBJC_LANG; + bool GnuModeUnsupported = !LangOpts.GNUMode && (BuiltinInfo.Langs & GNU_LANG); + bool MSModeUnsupported = + !LangOpts.MicrosoftExt && (BuiltinInfo.Langs & MS_LANG); + bool ObjCUnsupported = !LangOpts.ObjC1 && BuiltinInfo.Langs == OBJC_LANG; return !BuiltinsUnsupported && !MathBuiltinsUnsupported && !GnuModeUnsupported && !MSModeUnsupported && !ObjCUnsupported; } -/// InitializeBuiltins - Mark the identifiers for all the builtins with their +/// initializeBuiltins - Mark the identifiers for all the builtins with their /// appropriate builtin ID # and mark any non-portable builtin identifiers as /// such. -void Builtin::Context::InitializeBuiltins(IdentifierTable &Table, +void Builtin::Context::initializeBuiltins(IdentifierTable &Table, const LangOptions& LangOpts) { // Step #1: mark all target-independent builtins with their ID's. for (unsigned i = Builtin::NotBuiltin+1; i != Builtin::FirstTSBuiltin; ++i) - if (BuiltinIsSupported(BuiltinInfo[i], LangOpts)) { + if (builtinIsSupported(BuiltinInfo[i], LangOpts)) { Table.get(BuiltinInfo[i].Name).setBuiltinID(i); } // Step #2: Register target-specific builtins. - for (unsigned i = 0, e = NumTSRecords; i != e; ++i) - if (BuiltinIsSupported(TSRecords[i], LangOpts)) - Table.get(TSRecords[i].Name).setBuiltinID(i+Builtin::FirstTSBuiltin); -} - -void -Builtin::Context::GetBuiltinNames(SmallVectorImpl<const char *> &Names) { - // Final all target-independent names - for (unsigned i = Builtin::NotBuiltin+1; i != Builtin::FirstTSBuiltin; ++i) - if (!strchr(BuiltinInfo[i].Attributes, 'f')) - Names.push_back(BuiltinInfo[i].Name); - - // Find target-specific names. - for (unsigned i = 0, e = NumTSRecords; i != e; ++i) - if (!strchr(TSRecords[i].Attributes, 'f')) - Names.push_back(TSRecords[i].Name); + for (unsigned i = 0, e = TSRecords.size(); i != e; ++i) + if (builtinIsSupported(TSRecords[i], LangOpts)) + Table.get(TSRecords[i].Name).setBuiltinID(i + Builtin::FirstTSBuiltin); + + // Step #3: Register target-specific builtins for AuxTarget. + for (unsigned i = 0, e = AuxTSRecords.size(); i != e; ++i) + Table.get(AuxTSRecords[i].Name) + .setBuiltinID(i + Builtin::FirstTSBuiltin + TSRecords.size()); } -void Builtin::Context::ForgetBuiltin(unsigned ID, IdentifierTable &Table) { - Table.get(GetRecord(ID).Name).setBuiltinID(0); +void Builtin::Context::forgetBuiltin(unsigned ID, IdentifierTable &Table) { + Table.get(getRecord(ID).Name).setBuiltinID(0); } bool Builtin::Context::isLike(unsigned ID, unsigned &FormatIdx, @@ -105,7 +97,7 @@ bool Builtin::Context::isLike(unsigned ID, unsigned &FormatIdx, assert(::toupper(Fmt[0]) == Fmt[1] && "Format string is not in the form \"xX\""); - const char *Like = ::strpbrk(GetRecord(ID).Attributes, Fmt); + const char *Like = ::strpbrk(getRecord(ID).Attributes, Fmt); if (!Like) return false; |