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-rw-r--r--lib/Lex/Preprocessor.cpp134
1 files changed, 67 insertions, 67 deletions
diff --git a/lib/Lex/Preprocessor.cpp b/lib/Lex/Preprocessor.cpp
index 9f0c15f59e49..bfa090a09e87 100644
--- a/lib/Lex/Preprocessor.cpp
+++ b/lib/Lex/Preprocessor.cpp
@@ -37,7 +37,7 @@
#include "llvm/ADT/APFloat.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Support/MemoryBuffer.h"
-#include "llvm/Support/Streams.h"
+#include "llvm/Support/raw_ostream.h"
#include <cstdio>
using namespace clang;
@@ -46,7 +46,7 @@ using namespace clang;
PreprocessorFactory::~PreprocessorFactory() {}
Preprocessor::Preprocessor(Diagnostic &diags, const LangOptions &opts,
- TargetInfo &target, SourceManager &SM,
+ TargetInfo &target, SourceManager &SM,
HeaderSearch &Headers,
IdentifierInfoLookup* IILookup)
: Diags(&diags), Features(opts), Target(target),FileMgr(Headers.getFileMgr()),
@@ -54,20 +54,20 @@ Preprocessor::Preprocessor(Diagnostic &diags, const LangOptions &opts,
BuiltinInfo(Target), CurPPLexer(0), CurDirLookup(0), Callbacks(0) {
ScratchBuf = new ScratchBuffer(SourceMgr);
CounterValue = 0; // __COUNTER__ starts at 0.
-
+
// Clear stats.
NumDirectives = NumDefined = NumUndefined = NumPragma = 0;
NumIf = NumElse = NumEndif = 0;
NumEnteredSourceFiles = 0;
NumMacroExpanded = NumFnMacroExpanded = NumBuiltinMacroExpanded = 0;
NumFastMacroExpanded = NumTokenPaste = NumFastTokenPaste = 0;
- MaxIncludeStackDepth = 0;
+ MaxIncludeStackDepth = 0;
NumSkipped = 0;
// Default to discarding comments.
KeepComments = false;
KeepMacroComments = false;
-
+
// Macro expansion is enabled.
DisableMacroExpansion = false;
InMacroArgs = false;
@@ -78,11 +78,11 @@ Preprocessor::Preprocessor(Diagnostic &diags, const LangOptions &opts,
// "Poison" __VA_ARGS__, which can only appear in the expansion of a macro.
// This gets unpoisoned where it is allowed.
(Ident__VA_ARGS__ = getIdentifierInfo("__VA_ARGS__"))->setIsPoisoned();
-
+
// Initialize the pragma handlers.
PragmaHandlers = new PragmaNamespace(0);
RegisterBuiltinPragmas();
-
+
// Initialize builtin macros like __LINE__ and friends.
RegisterBuiltinMacros();
}
@@ -106,11 +106,11 @@ Preprocessor::~Preprocessor() {
I->second->Destroy(BP);
I->first->setHasMacroDefinition(false);
}
-
+
// Free any cached macro expanders.
for (unsigned i = 0, e = NumCachedTokenLexers; i != e; ++i)
delete TokenLexerCache[i];
-
+
// Release pragma information.
delete PragmaHandlers;
@@ -126,27 +126,27 @@ void Preprocessor::setPTHManager(PTHManager* pm) {
}
void Preprocessor::DumpToken(const Token &Tok, bool DumpFlags) const {
- llvm::cerr << tok::getTokenName(Tok.getKind()) << " '"
- << getSpelling(Tok) << "'";
-
+ llvm::errs() << tok::getTokenName(Tok.getKind()) << " '"
+ << getSpelling(Tok) << "'";
+
if (!DumpFlags) return;
-
- llvm::cerr << "\t";
+
+ llvm::errs() << "\t";
if (Tok.isAtStartOfLine())
- llvm::cerr << " [StartOfLine]";
+ llvm::errs() << " [StartOfLine]";
if (Tok.hasLeadingSpace())
- llvm::cerr << " [LeadingSpace]";
+ llvm::errs() << " [LeadingSpace]";
if (Tok.isExpandDisabled())
- llvm::cerr << " [ExpandDisabled]";
+ llvm::errs() << " [ExpandDisabled]";
if (Tok.needsCleaning()) {
const char *Start = SourceMgr.getCharacterData(Tok.getLocation());
- llvm::cerr << " [UnClean='" << std::string(Start, Start+Tok.getLength())
- << "']";
+ llvm::errs() << " [UnClean='" << std::string(Start, Start+Tok.getLength())
+ << "']";
}
-
- llvm::cerr << "\tLoc=<";
+
+ llvm::errs() << "\tLoc=<";
DumpLocation(Tok.getLocation());
- llvm::cerr << ">";
+ llvm::errs() << ">";
}
void Preprocessor::DumpLocation(SourceLocation Loc) const {
@@ -154,32 +154,32 @@ void Preprocessor::DumpLocation(SourceLocation Loc) const {
}
void Preprocessor::DumpMacro(const MacroInfo &MI) const {
- llvm::cerr << "MACRO: ";
+ llvm::errs() << "MACRO: ";
for (unsigned i = 0, e = MI.getNumTokens(); i != e; ++i) {
DumpToken(MI.getReplacementToken(i));
- llvm::cerr << " ";
+ llvm::errs() << " ";
}
- llvm::cerr << "\n";
+ llvm::errs() << "\n";
}
void Preprocessor::PrintStats() {
- llvm::cerr << "\n*** Preprocessor Stats:\n";
- llvm::cerr << NumDirectives << " directives found:\n";
- llvm::cerr << " " << NumDefined << " #define.\n";
- llvm::cerr << " " << NumUndefined << " #undef.\n";
- llvm::cerr << " #include/#include_next/#import:\n";
- llvm::cerr << " " << NumEnteredSourceFiles << " source files entered.\n";
- llvm::cerr << " " << MaxIncludeStackDepth << " max include stack depth\n";
- llvm::cerr << " " << NumIf << " #if/#ifndef/#ifdef.\n";
- llvm::cerr << " " << NumElse << " #else/#elif.\n";
- llvm::cerr << " " << NumEndif << " #endif.\n";
- llvm::cerr << " " << NumPragma << " #pragma.\n";
- llvm::cerr << NumSkipped << " #if/#ifndef#ifdef regions skipped\n";
-
- llvm::cerr << NumMacroExpanded << "/" << NumFnMacroExpanded << "/"
+ llvm::errs() << "\n*** Preprocessor Stats:\n";
+ llvm::errs() << NumDirectives << " directives found:\n";
+ llvm::errs() << " " << NumDefined << " #define.\n";
+ llvm::errs() << " " << NumUndefined << " #undef.\n";
+ llvm::errs() << " #include/#include_next/#import:\n";
+ llvm::errs() << " " << NumEnteredSourceFiles << " source files entered.\n";
+ llvm::errs() << " " << MaxIncludeStackDepth << " max include stack depth\n";
+ llvm::errs() << " " << NumIf << " #if/#ifndef/#ifdef.\n";
+ llvm::errs() << " " << NumElse << " #else/#elif.\n";
+ llvm::errs() << " " << NumEndif << " #endif.\n";
+ llvm::errs() << " " << NumPragma << " #pragma.\n";
+ llvm::errs() << NumSkipped << " #if/#ifndef#ifdef regions skipped\n";
+
+ llvm::errs() << NumMacroExpanded << "/" << NumFnMacroExpanded << "/"
<< NumBuiltinMacroExpanded << " obj/fn/builtin macros expanded, "
<< NumFastMacroExpanded << " on the fast path.\n";
- llvm::cerr << (NumFastTokenPaste+NumTokenPaste)
+ llvm::errs() << (NumFastTokenPaste+NumTokenPaste)
<< " token paste (##) operations performed, "
<< NumFastTokenPaste << " on the fast path.\n";
}
@@ -201,10 +201,10 @@ std::string Preprocessor::getSpelling(const Token &Tok) const {
const char* TokStart = SourceMgr.getCharacterData(Tok.getLocation());
if (!Tok.needsCleaning())
return std::string(TokStart, TokStart+Tok.getLength());
-
+
std::string Result;
Result.reserve(Tok.getLength());
-
+
// Otherwise, hard case, relex the characters into the string.
for (const char *Ptr = TokStart, *End = TokStart+Tok.getLength();
Ptr != End; ) {
@@ -230,7 +230,7 @@ std::string Preprocessor::getSpelling(const Token &Tok) const {
unsigned Preprocessor::getSpelling(const Token &Tok,
const char *&Buffer) const {
assert((int)Tok.getLength() >= 0 && "Token character range is bogus!");
-
+
// If this token is an identifier, just return the string from the identifier
// table, which is very quick.
if (const IdentifierInfo *II = Tok.getIdentifierInfo()) {
@@ -240,10 +240,10 @@ unsigned Preprocessor::getSpelling(const Token &Tok,
// Otherwise, compute the start of the token in the input lexer buffer.
const char *TokStart = 0;
-
+
if (Tok.isLiteral())
TokStart = Tok.getLiteralData();
-
+
if (TokStart == 0)
TokStart = SourceMgr.getCharacterData(Tok.getLocation());
@@ -252,7 +252,7 @@ unsigned Preprocessor::getSpelling(const Token &Tok,
Buffer = TokStart;
return Tok.getLength();
}
-
+
// Otherwise, hard case, relex the characters into the string.
char *OutBuf = const_cast<char*>(Buffer);
for (const char *Ptr = TokStart, *End = TokStart+Tok.getLength();
@@ -263,7 +263,7 @@ unsigned Preprocessor::getSpelling(const Token &Tok,
}
assert(unsigned(OutBuf-Buffer) != Tok.getLength() &&
"NeedsCleaning flag set on something that didn't need cleaning!");
-
+
return OutBuf-Buffer;
}
@@ -273,15 +273,15 @@ unsigned Preprocessor::getSpelling(const Token &Tok,
void Preprocessor::CreateString(const char *Buf, unsigned Len, Token &Tok,
SourceLocation InstantiationLoc) {
Tok.setLength(Len);
-
+
const char *DestPtr;
SourceLocation Loc = ScratchBuf->getToken(Buf, Len, DestPtr);
-
+
if (InstantiationLoc.isValid())
Loc = SourceMgr.createInstantiationLoc(Loc, InstantiationLoc,
InstantiationLoc, Len);
Tok.setLocation(Loc);
-
+
// If this is a literal token, set the pointer data.
if (Tok.isLiteral())
Tok.setLiteralData(DestPtr);
@@ -290,19 +290,19 @@ void Preprocessor::CreateString(const char *Buf, unsigned Len, Token &Tok,
/// AdvanceToTokenCharacter - Given a location that specifies the start of a
/// token, return a new location that specifies a character within the token.
-SourceLocation Preprocessor::AdvanceToTokenCharacter(SourceLocation TokStart,
+SourceLocation Preprocessor::AdvanceToTokenCharacter(SourceLocation TokStart,
unsigned CharNo) {
// Figure out how many physical characters away the specified instantiation
// character is. This needs to take into consideration newlines and
// trigraphs.
const char *TokPtr = SourceMgr.getCharacterData(TokStart);
-
+
// If they request the first char of the token, we're trivially done.
if (CharNo == 0 && Lexer::isObviouslySimpleCharacter(*TokPtr))
return TokStart;
-
+
unsigned PhysOffset = 0;
-
+
// The usual case is that tokens don't contain anything interesting. Skip
// over the uninteresting characters. If a token only consists of simple
// chars, this method is extremely fast.
@@ -311,7 +311,7 @@ SourceLocation Preprocessor::AdvanceToTokenCharacter(SourceLocation TokStart,
return TokStart.getFileLocWithOffset(PhysOffset);
++TokPtr, --CharNo, ++PhysOffset;
}
-
+
// If we have a character that may be a trigraph or escaped newline, use a
// lexer to parse it correctly.
for (; CharNo; --CharNo) {
@@ -320,14 +320,14 @@ SourceLocation Preprocessor::AdvanceToTokenCharacter(SourceLocation TokStart,
TokPtr += Size;
PhysOffset += Size;
}
-
+
// Final detail: if we end up on an escaped newline, we want to return the
// location of the actual byte of the token. For example foo\<newline>bar
// advanced by 3 should return the location of b, not of \\. One compounding
// detail of this is that the escape may be made by a trigraph.
if (!Lexer::isObviouslySimpleCharacter(*TokPtr))
PhysOffset = Lexer::SkipEscapedNewLines(TokPtr)-TokPtr;
-
+
return TokStart.getFileLocWithOffset(PhysOffset);
}
@@ -364,33 +364,33 @@ void Preprocessor::EnterMainSourceFile() {
// information) and predefined macros aren't guaranteed to be set properly.
assert(NumEnteredSourceFiles == 0 && "Cannot reenter the main file!");
FileID MainFileID = SourceMgr.getMainFileID();
-
+
// Enter the main file source buffer.
EnterSourceFile(MainFileID, 0);
-
+
// Tell the header info that the main file was entered. If the file is later
// #imported, it won't be re-entered.
if (const FileEntry *FE = SourceMgr.getFileEntryForID(MainFileID))
HeaderInfo.IncrementIncludeCount(FE);
-
+
std::vector<char> PrologFile;
PrologFile.reserve(4080);
-
+
// FIXME: Don't make a copy.
PrologFile.insert(PrologFile.end(), Predefines.begin(), Predefines.end());
-
+
// Memory buffer must end with a null byte!
PrologFile.push_back(0);
// Now that we have emitted the predefined macros, #includes, etc into
// PrologFile, preprocess it to populate the initial preprocessor state.
- llvm::MemoryBuffer *SB =
+ llvm::MemoryBuffer *SB =
llvm::MemoryBuffer::getMemBufferCopy(&PrologFile.front(),&PrologFile.back(),
"<built-in>");
assert(SB && "Cannot fail to create predefined source buffer");
FileID FID = SourceMgr.createFileIDForMemBuffer(SB);
assert(!FID.isInvalid() && "Could not create FileID for predefines?");
-
+
// Start parsing the predefines.
EnterSourceFile(FID, 0);
}
@@ -406,7 +406,7 @@ IdentifierInfo *Preprocessor::LookUpIdentifierInfo(Token &Identifier,
const char *BufPtr) {
assert(Identifier.is(tok::identifier) && "Not an identifier!");
assert(Identifier.getIdentifierInfo() == 0 && "Identinfo already exists!");
-
+
// Look up this token, see if it is a macro, or if it is a language keyword.
IdentifierInfo *II;
if (BufPtr && !Identifier.needsCleaning()) {
@@ -436,7 +436,7 @@ IdentifierInfo *Preprocessor::LookUpIdentifierInfo(Token &Identifier,
void Preprocessor::HandleIdentifier(Token &Identifier) {
assert(Identifier.getIdentifierInfo() &&
"Can't handle identifiers without identifier info!");
-
+
IdentifierInfo &II = *Identifier.getIdentifierInfo();
// If this identifier was poisoned, and if it was not produced from a macro
@@ -447,7 +447,7 @@ void Preprocessor::HandleIdentifier(Token &Identifier) {
else
Diag(Identifier, diag::ext_pp_bad_vaargs_use);
}
-
+
// If this is a macro to be expanded, do it.
if (MacroInfo *MI = getMacroInfo(&II)) {
if (!DisableMacroExpansion && !Identifier.isExpandDisabled()) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-15 06:22:36 +0000