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Changed the AsmParser to handle error messages itself

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rather than passing them off to the AsmLexer to handle.
This means the AsmLexer no longer requires a SourceMgr
to do error handling.

llvm-svn: 94047
This commit is contained in:
Sean Callanan 2010-01-20 23:19:55 +00:00
parent 98eae84f2e
commit 52633cb655
5 changed files with 15 additions and 15 deletions
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5
tools/llvm-mc/AsmLexer.cpp
View File

@ -36,11 +36,6 @@ SMLoc AsmLexer::getLoc() const {
return SMLoc::getFromPointer(TokStart);
}
void AsmLexer::PrintMessage(SMLoc Loc, const std::string &Msg,
const char *Type) const {
SrcMgr.PrintMessage(Loc, Msg, Type);
}
/// ReturnError - Set the error to the specified string at the specified
/// location. This is defined to always return AsmToken::Error.
AsmToken AsmLexer::ReturnError(const char *Loc, const std::string &Msg) {

2
tools/llvm-mc/AsmLexer.h
View File

@ -61,8 +61,6 @@ public:
/// EnterIncludeFile - Enter the specified file. This returns true on failure.
bool EnterIncludeFile(const std::string &Filename);
void PrintMessage(SMLoc Loc, const std::string &Msg, const char *Type) const;
const MCAsmInfo &getMAI() const { return MAI; }
private:

19
tools/llvm-mc/AsmParser.cpp
View File

@ -87,24 +87,29 @@ const MCSection *AsmParser::getMachOSection(const StringRef &Segment,
}
void AsmParser::Warning(SMLoc L, const Twine &Msg) {
Lexer.PrintMessage(L, Msg.str(), "warning");
PrintMessage(L, Msg.str(), "warning");
}
bool AsmParser::Error(SMLoc L, const Twine &Msg) {
Lexer.PrintMessage(L, Msg.str(), "error");
PrintMessage(L, Msg.str(), "error");
return true;
}
bool AsmParser::TokError(const char *Msg) {
Lexer.PrintMessage(Lexer.getLoc(), Msg, "error");
PrintMessage(Lexer.getLoc(), Msg, "error");
return true;
}
void AsmParser::PrintMessage(SMLoc Loc, const std::string &Msg,
const char *Type) const {
SrcMgr.PrintMessage(Loc, Msg, Type);
}
const AsmToken &AsmParser::Lex() {
const AsmToken &tok = Lexer.Lex();
if (tok.is(AsmToken::Error))
Lexer.PrintMessage(Lexer.getErrLoc(), Lexer.getErr(), "error");
PrintMessage(Lexer.getErrLoc(), Lexer.getErr(), "error");
return tok;
}
@ -1518,9 +1523,9 @@ bool AsmParser::ParseDirectiveInclude() {
// Attempt to switch the lexer to the included file before consuming the end
// of statement to avoid losing it when we switch.
if (Lexer.EnterIncludeFile(Filename)) {
Lexer.PrintMessage(IncludeLoc,
"Could not find include file '" + Filename + "'",
"error");
PrintMessage(IncludeLoc,
"Could not find include file '" + Filename + "'",
"error");
return true;
}

2
tools/llvm-mc/AsmParser.h
View File

@ -105,6 +105,8 @@ private:
bool TokError(const char *Msg);
void PrintMessage(SMLoc Loc, const std::string &Msg, const char *Type) const;
bool ParseConditionalAssemblyDirectives(StringRef Directive,
SMLoc DirectiveLoc);
void EatToEndOfStatement();

2
tools/llvm-mc/llvm-mc.cpp
View File

@ -141,7 +141,7 @@ static int AsLexInput(const char *ProgName) {
while (Lexer.Lex().isNot(AsmToken::Eof)) {
switch (Lexer.getKind()) {
default:
Lexer.PrintMessage(Lexer.getLoc(), "unknown token", "warning");
SrcMgr.PrintMessage(Lexer.getLoc(), "unknown token", "warning");
Error = true;
break;
case AsmToken::Error: