full information about the macro (e.g if it was imported and where).
llvm-svn: 175978
class SourceLocation;
class Token;
class IdentifierInfo;
- class MacroInfo;
+ class MacroDirective;
/// \brief This interface provides a way to observe the actions of the
/// preprocessor as it does its thing.
/// \brief Called by Preprocessor::HandleMacroExpandedIdentifier when a
/// macro invocation is found.
- virtual void MacroExpands(const Token &MacroNameTok, const MacroInfo* MI,
+ virtual void MacroExpands(const Token &MacroNameTok, const MacroDirective *MD,
SourceRange Range) {
}
/// \brief Hook called whenever a macro definition is seen.
- virtual void MacroDefined(const Token &MacroNameTok, const MacroInfo *MI) {
+ virtual void MacroDefined(const Token &MacroNameTok,
+ const MacroDirective *MD) {
}
/// \brief Hook called whenever a macro \#undef is seen.
///
- /// MI is released immediately following this callback.
- virtual void MacroUndefined(const Token &MacroNameTok, const MacroInfo *MI) {
+ /// MD is released immediately following this callback.
+ virtual void MacroUndefined(const Token &MacroNameTok,
+ const MacroDirective *MD) {
}
/// \brief Hook called whenever the 'defined' operator is seen.
- /// \param MI The MacroInfo if the name was a macro, null otherwise.
- virtual void Defined(const Token &MacroNameTok, const MacroInfo *MI) {
+ /// \param MD The MacroDirective if the name was a macro, null otherwise.
+ virtual void Defined(const Token &MacroNameTok, const MacroDirective *MD) {
}
/// \brief Hook called when a source range is skipped.
/// \brief Hook called whenever an \#ifdef is seen.
/// \param Loc the source location of the directive.
/// \param MacroNameTok Information on the token being tested.
- /// \param MI The MacroInfo if the name was a macro, null otherwise.
+ /// \param MD The MacroDirective if the name was a macro, null otherwise.
virtual void Ifdef(SourceLocation Loc, const Token &MacroNameTok,
- const MacroInfo *MI) {
+ const MacroDirective *MD) {
}
/// \brief Hook called whenever an \#ifndef is seen.
/// \param Loc the source location of the directive.
/// \param MacroNameTok Information on the token being tested.
- /// \param MI The MacroInfo if the name was a macro, null otherwise.
+ /// \param MD The MacroDirective if the name was a macro, null otherwise.
virtual void Ifndef(SourceLocation Loc, const Token &MacroNameTok,
- const MacroInfo *MI) {
+ const MacroDirective *MD) {
}
/// \brief Hook called whenever an \#else is seen.
Second->PragmaDiagnostic(Loc, Namespace, mapping, Str);
}
- virtual void MacroExpands(const Token &MacroNameTok, const MacroInfo* MI,
+ virtual void MacroExpands(const Token &MacroNameTok, const MacroDirective *MD,
SourceRange Range) {
- First->MacroExpands(MacroNameTok, MI, Range);
- Second->MacroExpands(MacroNameTok, MI, Range);
+ First->MacroExpands(MacroNameTok, MD, Range);
+ Second->MacroExpands(MacroNameTok, MD, Range);
}
- virtual void MacroDefined(const Token &MacroNameTok, const MacroInfo *MI) {
- First->MacroDefined(MacroNameTok, MI);
- Second->MacroDefined(MacroNameTok, MI);
+ virtual void MacroDefined(const Token &MacroNameTok, const MacroDirective *MD) {
+ First->MacroDefined(MacroNameTok, MD);
+ Second->MacroDefined(MacroNameTok, MD);
}
- virtual void MacroUndefined(const Token &MacroNameTok, const MacroInfo *MI) {
- First->MacroUndefined(MacroNameTok, MI);
- Second->MacroUndefined(MacroNameTok, MI);
+ virtual void MacroUndefined(const Token &MacroNameTok,
+ const MacroDirective *MD) {
+ First->MacroUndefined(MacroNameTok, MD);
+ Second->MacroUndefined(MacroNameTok, MD);
}
- virtual void Defined(const Token &MacroNameTok, const MacroInfo *MI) {
- First->Defined(MacroNameTok, MI);
- Second->Defined(MacroNameTok, MI);
+ virtual void Defined(const Token &MacroNameTok, const MacroDirective *MD) {
+ First->Defined(MacroNameTok, MD);
+ Second->Defined(MacroNameTok, MD);
}
virtual void SourceRangeSkipped(SourceRange Range) {
/// \brief Hook called whenever an \#ifdef is seen.
virtual void Ifdef(SourceLocation Loc, const Token &MacroNameTok,
- const MacroInfo *MI) {
- First->Ifdef(Loc, MacroNameTok, MI);
- Second->Ifdef(Loc, MacroNameTok, MI);
+ const MacroDirective *MD) {
+ First->Ifdef(Loc, MacroNameTok, MD);
+ Second->Ifdef(Loc, MacroNameTok, MD);
}
/// \brief Hook called whenever an \#ifndef is seen.
virtual void Ifndef(SourceLocation Loc, const Token &MacroNameTok,
- const MacroInfo *MI) {
- First->Ifndef(Loc, MacroNameTok, MI);
- Second->Ifndef(Loc, MacroNameTok, MI);
+ const MacroDirective *MD) {
+ First->Ifndef(Loc, MacroNameTok, MD);
+ Second->Ifndef(Loc, MacroNameTok, MD);
}
/// \brief Hook called whenever an \#else is seen.
virtual void Elif(SourceLocation Loc, SourceRange ConditionRange,
SourceLocation IfLoc);
virtual void Ifdef(SourceLocation Loc, const Token &MacroNameTok,
- const MacroInfo *MI);
+ const MacroDirective *MD);
virtual void Ifndef(SourceLocation Loc, const Token &MacroNameTok,
- const MacroInfo *MI);
+ const MacroDirective *MD);
virtual void Else(SourceLocation Loc, SourceLocation IfLoc);
virtual void Endif(SourceLocation Loc, SourceLocation IfLoc);
};
namespace clang {
class IdentifierInfo;
+ class MacroInfo;
class PreprocessingRecord;
}
MacroDefinition *findMacroDefinition(const MacroInfo *MI);
private:
- virtual void MacroExpands(const Token &Id, const MacroInfo* MI,
+ virtual void MacroExpands(const Token &Id, const MacroDirective *MD,
SourceRange Range);
- virtual void MacroDefined(const Token &Id, const MacroInfo *MI);
- virtual void MacroUndefined(const Token &Id, const MacroInfo *MI);
+ virtual void MacroDefined(const Token &Id, const MacroDirective *MD);
+ virtual void MacroUndefined(const Token &Id, const MacroDirective *MD);
virtual void InclusionDirective(SourceLocation HashLoc,
const Token &IncludeTok,
StringRef FileName,
StringRef RelativePath,
const Module *Imported);
virtual void Ifdef(SourceLocation Loc, const Token &MacroNameTok,
- const MacroInfo *MI);
+ const MacroDirective *MD);
virtual void Ifndef(SourceLocation Loc, const Token &MacroNameTok,
- const MacroInfo *MI);
+ const MacroDirective *MD);
/// \brief Hook called whenever the 'defined' operator is seen.
- virtual void Defined(const Token &MacroNameTok, const MacroInfo *MI);
+ virtual void Defined(const Token &MacroNameTok, const MacroDirective *MD);
void addMacroExpansion(const Token &Id, const MacroInfo *MI,
SourceRange Range);
struct MacroExpandsInfo {
Token Tok;
- MacroInfo *MI;
+ MacroDirective *MD;
SourceRange Range;
- MacroExpandsInfo(Token Tok, MacroInfo *MI, SourceRange Range)
- : Tok(Tok), MI(MI), Range(Range) { }
+ MacroExpandsInfo(Token Tok, MacroDirective *MD, SourceRange Range)
+ : Tok(Tok), MD(MD), Range(Range) { }
};
SmallVector<MacroExpandsInfo, 2> DelayedMacroExpandsCallbacks;
MacroDirective *getMacroDirectiveHistory(const IdentifierInfo *II) const;
/// \brief Specify a macro for this identifier.
- void setMacroDirective(IdentifierInfo *II, MacroInfo *MI,
- SourceLocation Loc, bool isImported);
- void setMacroDirective(IdentifierInfo *II, MacroInfo *MI) {
- setMacroDirective(II, MI, MI->getDefinitionLoc(), false);
+ MacroDirective *setMacroDirective(IdentifierInfo *II, MacroInfo *MI,
+ SourceLocation Loc, bool isImported);
+ MacroDirective *setMacroDirective(IdentifierInfo *II, MacroInfo *MI) {
+ return setMacroDirective(II, MI, MI->getDefinitionLoc(), false);
}
/// \brief Add a MacroInfo that was loaded from an AST file.
void addLoadedMacroInfo(IdentifierInfo *II, MacroDirective *MD,
/// HandleMacroExpandedIdentifier - If an identifier token is read that is to
/// be expanded as a macro, handle it and return the next token as 'Tok'. If
/// the macro should not be expanded return true, otherwise return false.
- bool HandleMacroExpandedIdentifier(Token &Tok, MacroInfo *MI);
+ bool HandleMacroExpandedIdentifier(Token &Tok, MacroDirective *MD);
/// \brief Cache macro expanded tokens for TokenLexers.
//
ARCMTMacroTrackerPPCallbacks(std::vector<SourceLocation> &ARCMTMacroLocs)
: ARCMTMacroLocs(ARCMTMacroLocs) { }
- virtual void MacroExpands(const Token &MacroNameTok, const MacroInfo *MI,
+ virtual void MacroExpands(const Token &MacroNameTok, const MacroDirective *MD,
SourceRange Range) {
if (MacroNameTok.getIdentifierInfo()->getName() == getARCMTMacroName())
ARCMTMacroLocs.push_back(MacroNameTok.getLocation());
public:
explicit MacroDefinitionTrackerPPCallbacks(unsigned &Hash) : Hash(Hash) { }
- virtual void MacroDefined(const Token &MacroNameTok, const MacroInfo *MI) {
+ virtual void MacroDefined(const Token &MacroNameTok,
+ const MacroDirective *MD) {
Hash = llvm::HashString(MacroNameTok.getIdentifierInfo()->getName(), Hash);
}
};
void HandleNewlinesInToken(const char *TokStr, unsigned Len);
/// MacroDefined - This hook is called whenever a macro definition is seen.
- void MacroDefined(const Token &MacroNameTok, const MacroInfo *MI);
+ void MacroDefined(const Token &MacroNameTok, const MacroDirective *MD);
/// MacroUndefined - This hook is called whenever a macro #undef is seen.
- void MacroUndefined(const Token &MacroNameTok, const MacroInfo *MI);
+ void MacroUndefined(const Token &MacroNameTok, const MacroDirective *MD);
};
} // end anonymous namespace
/// MacroDefined - This hook is called whenever a macro definition is seen.
void PrintPPOutputPPCallbacks::MacroDefined(const Token &MacroNameTok,
- const MacroInfo *MI) {
+ const MacroDirective *MD) {
+ const MacroInfo *MI = MD->getInfo();
// Only print out macro definitions in -dD mode.
if (!DumpDefines ||
// Ignore __FILE__ etc.
}
void PrintPPOutputPPCallbacks::MacroUndefined(const Token &MacroNameTok,
- const MacroInfo *MI) {
+ const MacroDirective *MD) {
// Only print out macro definitions in -dD mode.
if (!DumpDefines) return;
void PPConditionalDirectiveRecord::Ifdef(SourceLocation Loc,
const Token &MacroNameTok,
- const MacroInfo *MI) {
+ const MacroDirective *MD) {
addCondDirectiveLoc(CondDirectiveLoc(Loc, CondDirectiveStack.back()));
CondDirectiveStack.push_back(Loc);
}
void PPConditionalDirectiveRecord::Ifndef(SourceLocation Loc,
const Token &MacroNameTok,
- const MacroInfo *MI) {
+ const MacroDirective *MD) {
addCondDirectiveLoc(CondDirectiveLoc(Loc, CondDirectiveStack.back()));
CondDirectiveStack.push_back(Loc);
}
WarnUnusedMacroLocs.erase(OtherMI->getDefinitionLoc());
}
- setMacroDirective(MacroNameTok.getIdentifierInfo(), MI);
+ MacroDirective *MD = setMacroDirective(MacroNameTok.getIdentifierInfo(), MI);
assert(!MI->isUsed());
// If we need warning for not using the macro, add its location in the
// If the callbacks want to know, tell them about the macro definition.
if (Callbacks)
- Callbacks->MacroDefined(MacroNameTok, MI);
+ Callbacks->MacroDefined(MacroNameTok, MD);
}
/// HandleUndefDirective - Implements \#undef.
// If the callbacks want to know, tell them about the macro #undef.
// Note: no matter if the macro was defined or not.
if (Callbacks)
- Callbacks->MacroUndefined(MacroNameTok, MI);
+ Callbacks->MacroUndefined(MacroNameTok, MD);
// If the macro is not defined, this is a noop undef, just return.
if (MI == 0) return;
CheckEndOfDirective(isIfndef ? "ifndef" : "ifdef");
IdentifierInfo *MII = MacroNameTok.getIdentifierInfo();
- MacroInfo *MI = getMacroInfo(MII);
+ MacroDirective *MD = getMacroDirective(MII);
+ MacroInfo *MI = MD ? MD->getInfo() : 0;
if (CurPPLexer->getConditionalStackDepth() == 0) {
// If the start of a top-level #ifdef and if the macro is not defined,
if (Callbacks) {
if (isIfndef)
- Callbacks->Ifndef(DirectiveTok.getLocation(), MacroNameTok, MI);
+ Callbacks->Ifndef(DirectiveTok.getLocation(), MacroNameTok, MD);
else
- Callbacks->Ifdef(DirectiveTok.getLocation(), MacroNameTok, MI);
+ Callbacks->Ifdef(DirectiveTok.getLocation(), MacroNameTok, MD);
}
// Should we include the stuff contained by this directive?
Result.Val = II->hasMacroDefinition();
Result.Val.setIsUnsigned(false); // Result is signed intmax_t.
- MacroInfo *Macro = 0;
+ MacroDirective *Macro = 0;
// If there is a macro, mark it used.
if (Result.Val != 0 && ValueLive) {
- Macro = PP.getMacroInfo(II);
- PP.markMacroAsUsed(Macro);
+ Macro = PP.getMacroDirective(II);
+ PP.markMacroAsUsed(Macro->getInfo());
}
// Invoke the 'defined' callback.
if (PPCallbacks *Callbacks = PP.getPPCallbacks()) {
- MacroInfo *MI = Macro;
+ MacroDirective *MD = Macro;
// Pass the MacroInfo for the macro name even if the value is dead.
- if (!MI && Result.Val != 0)
- MI = PP.getMacroInfo(II);
- Callbacks->Defined(PeekTok, MI);
+ if (!MD && Result.Val != 0)
+ MD = PP.getMacroDirective(II);
+ Callbacks->Defined(PeekTok, MD);
}
// If we are in parens, ensure we have a trailing ).
return Pos->second;
}
-/// setMacroInfo - Specify a macro for this identifier.
-///
-void Preprocessor::setMacroDirective(IdentifierInfo *II, MacroInfo *MI,
- SourceLocation Loc, bool isImported) {
+/// \brief Specify a macro for this identifier.
+MacroDirective *
+Preprocessor::setMacroDirective(IdentifierInfo *II, MacroInfo *MI,
+ SourceLocation Loc, bool isImported) {
assert(MI && "MacroInfo should be non-zero!");
MacroDirective *MD = AllocateMacroDirective(MI, Loc, isImported);
II->setHasMacroDefinition(true);
if (II->isFromAST())
II->setChangedSinceDeserialization();
+
+ return MD;
}
void Preprocessor::addLoadedMacroInfo(IdentifierInfo *II, MacroDirective *MD,
/// HandleMacroExpandedIdentifier - If an identifier token is read that is to be
/// expanded as a macro, handle it and return the next token as 'Identifier'.
bool Preprocessor::HandleMacroExpandedIdentifier(Token &Identifier,
- MacroInfo *MI) {
+ MacroDirective *MD) {
+ MacroInfo *MI = MD->getInfo();
+
// If this is a macro expansion in the "#if !defined(x)" line for the file,
// then the macro could expand to different things in other contexts, we need
// to disable the optimization in this case.
// If this is a builtin macro, like __LINE__ or _Pragma, handle it specially.
if (MI->isBuiltinMacro()) {
- if (Callbacks) Callbacks->MacroExpands(Identifier, MI,
+ if (Callbacks) Callbacks->MacroExpands(Identifier, MD,
Identifier.getLocation());
ExpandBuiltinMacro(Identifier);
return false;
// MacroExpands callbacks still happen in source order, queue this
// callback to have it happen after the function macro callback.
DelayedMacroExpandsCallbacks.push_back(
- MacroExpandsInfo(Identifier, MI, ExpansionRange));
+ MacroExpandsInfo(Identifier, MD, ExpansionRange));
} else {
- Callbacks->MacroExpands(Identifier, MI, ExpansionRange);
+ Callbacks->MacroExpands(Identifier, MD, ExpansionRange);
if (!DelayedMacroExpandsCallbacks.empty()) {
for (unsigned i=0, e = DelayedMacroExpandsCallbacks.size(); i!=e; ++i) {
MacroExpandsInfo &Info = DelayedMacroExpandsCallbacks[i];
- Callbacks->MacroExpands(Info.Tok, Info.MI, Info.Range);
+ Callbacks->MacroExpands(Info.Tok, Info.MD, Info.Range);
}
DelayedMacroExpandsCallbacks.clear();
}
}
void PreprocessingRecord::Ifdef(SourceLocation Loc, const Token &MacroNameTok,
- const MacroInfo *MI) {
+ const MacroDirective *MD) {
// This is not actually a macro expansion but record it as a macro reference.
- if (MI)
- addMacroExpansion(MacroNameTok, MI, MacroNameTok.getLocation());
+ if (MD)
+ addMacroExpansion(MacroNameTok, MD->getInfo(), MacroNameTok.getLocation());
}
void PreprocessingRecord::Ifndef(SourceLocation Loc, const Token &MacroNameTok,
- const MacroInfo *MI) {
+ const MacroDirective *MD) {
// This is not actually a macro expansion but record it as a macro reference.
- if (MI)
- addMacroExpansion(MacroNameTok, MI, MacroNameTok.getLocation());
+ if (MD)
+ addMacroExpansion(MacroNameTok, MD->getInfo(), MacroNameTok.getLocation());
}
void PreprocessingRecord::Defined(const Token &MacroNameTok,
- const MacroInfo *MI) {
+ const MacroDirective *MD) {
// This is not actually a macro expansion but record it as a macro reference.
- if (MI)
- addMacroExpansion(MacroNameTok, MI, MacroNameTok.getLocation());
+ if (MD)
+ addMacroExpansion(MacroNameTok, MD->getInfo(), MacroNameTok.getLocation());
}
-void PreprocessingRecord::MacroExpands(const Token &Id, const MacroInfo* MI,
+void PreprocessingRecord::MacroExpands(const Token &Id,const MacroDirective *MD,
SourceRange Range) {
- addMacroExpansion(Id, MI, Range);
+ addMacroExpansion(Id, MD->getInfo(), Range);
}
void PreprocessingRecord::MacroDefined(const Token &Id,
- const MacroInfo *MI) {
+ const MacroDirective *MD) {
+ const MacroInfo *MI = MD->getInfo();
SourceRange R(MI->getDefinitionLoc(), MI->getDefinitionEndLoc());
MacroDefinition *Def
= new (*this) MacroDefinition(Id.getIdentifierInfo(), R);
}
void PreprocessingRecord::MacroUndefined(const Token &Id,
- const MacroInfo *MI) {
+ const MacroDirective *MD) {
// Note: MI may be null (when #undef'ining an undefined macro).
- if (MI)
- MacroDefinitions.erase(MI);
+ if (MD)
+ MacroDefinitions.erase(MD->getInfo());
}
void PreprocessingRecord::InclusionDirective(
}
// If this is a macro to be expanded, do it.
- if (MacroInfo *MI = getMacroInfo(&II)) {
+ if (MacroDirective *MD = getMacroDirective(&II)) {
+ MacroInfo *MI = MD->getInfo();
if (!DisableMacroExpansion) {
if (!Identifier.isExpandDisabled() && MI->isEnabled()) {
- if (!HandleMacroExpandedIdentifier(Identifier, MI))
+ if (!HandleMacroExpandedIdentifier(Identifier, MD))
return;
} else {
// C99 6.10.3.4p2 says that a disabled macro may never again be
}
/// MacroDefined - This hook is called whenever a macro definition is seen.
- virtual void MacroDefined(const Token &Id, const MacroInfo *MI) {
+ virtual void MacroDefined(const Token &Id, const MacroDirective *MD) {
}
/// MacroUndefined - This hook is called whenever a macro #undef is seen.
/// MI is released immediately following this callback.
- virtual void MacroUndefined(const Token &MacroNameTok, const MacroInfo *MI) {
+ virtual void MacroUndefined(const Token &MacroNameTok,
+ const MacroDirective *MD) {
}
/// MacroExpands - This is called by when a macro invocation is found.
- virtual void MacroExpands(const Token &MacroNameTok, const MacroInfo* MI,
+ virtual void MacroExpands(const Token &MacroNameTok, const MacroDirective *MD,
SourceRange Range) {
}
public:
explicit MacroTracker(std::vector<MacroAction> &Macros) : Macros(Macros) { }
- virtual void MacroDefined(const Token &MacroNameTok, const MacroInfo *MI) {
- Macros.push_back(MacroAction(MI->getDefinitionLoc(),
+ virtual void MacroDefined(const Token &MacroNameTok,
+ const MacroDirective *MD) {
+ Macros.push_back(MacroAction(MD->getLocation(),
MacroNameTok.getIdentifierInfo()->getName(),
true));
}
- virtual void MacroExpands(const Token &MacroNameTok, const MacroInfo* MI,
+ virtual void MacroExpands(const Token &MacroNameTok, const MacroDirective *MD,
SourceRange Range) {
Macros.push_back(MacroAction(MacroNameTok.getLocation(),
MacroNameTok.getIdentifierInfo()->getName(),