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MCParser: introduce Note and use it for ARM AsmParser

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Introduce a new virtual method Note into the AsmParser.  This completements the
existing Warning and Error methods.  Use the new method to clean up the output
of the unwind routines in the ARM AsmParser.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@198661 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Saleem Abdulrasool 2014-01-07 02:28:31 +00:00
parent a7f23233fa
commit 307f17b938
5 changed files with 24 additions and 11 deletions
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4
include/llvm/MC/MCParser/MCAsmParser.h
View File

@ -118,6 +118,10 @@ public:
const MCInstPrinter *IP,
MCAsmParserSemaCallback &SI) = 0;
/// Note - Emit a note at the location \p L, with the message \p Msg.
virtual void Note(SMLoc L, const Twine &Msg,
ArrayRef<SMRange> Ranges = None) = 0;
/// Warning - Emit a warning at the location \p L, with the message \p Msg.
///
/// \return The return value is true, if warnings are fatal.

6
lib/MC/MCParser/AsmParser.cpp
View File

@ -211,6 +211,7 @@ public:
AssemblerDialect = i;
}
virtual void Note(SMLoc L, const Twine &Msg, ArrayRef<SMRange> Ranges = None);
virtual bool Warning(SMLoc L, const Twine &Msg,
ArrayRef<SMRange> Ranges = None);
virtual bool Error(SMLoc L, const Twine &Msg,
@ -537,6 +538,11 @@ void AsmParser::printMacroInstantiations() {
"while in macro instantiation");
}
void AsmParser::Note(SMLoc L, const Twine &Msg, ArrayRef<SMRange> Ranges) {
printMessage(L, SourceMgr::DK_Note, Msg, Ranges);
printMacroInstantiations();
}
bool AsmParser::Warning(SMLoc L, const Twine &Msg, ArrayRef<SMRange> Ranges) {
if (FatalAssemblerWarnings)
return Error(L, Msg, Ranges);

15
lib/Target/ARM/AsmParser/ARMAsmParser.cpp
View File

@ -190,6 +190,9 @@ class ARMAsmParser : public MCTargetAsmParser {
MCAsmParser &getParser() const { return Parser; }
MCAsmLexer &getLexer() const { return Parser.getLexer(); }
void Note(SMLoc L, const Twine &Msg, ArrayRef<SMRange> Ranges = None) {
return Parser.Note(L, Msg, Ranges);
}
bool Warning(SMLoc L, const Twine &Msg,
ArrayRef<SMRange> Ranges = None) {
return Parser.Warning(L, Msg, Ranges);
@ -8245,7 +8248,7 @@ bool ARMAsmParser::parseDirectiveFPU(SMLoc L) {
bool ARMAsmParser::parseDirectiveFnStart(SMLoc L) {
if (FnStartLoc.isValid()) {
Error(L, ".fnstart starts before the end of previous one");
Error(FnStartLoc, "previous .fnstart starts here");
Note(FnStartLoc, "previous .fnstart starts here");
return false;
}
@ -8280,12 +8283,12 @@ bool ARMAsmParser::parseDirectiveCantUnwind(SMLoc L) {
}
if (HandlerDataLoc.isValid()) {
Error(L, ".cantunwind can't be used with .handlerdata directive");
Error(HandlerDataLoc, ".handlerdata was specified here");
Note(HandlerDataLoc, ".handlerdata was specified here");
return false;
}
if (PersonalityLoc.isValid()) {
Error(L, ".cantunwind can't be used with .personality directive");
Error(PersonalityLoc, ".personality was specified here");
Note(PersonalityLoc, ".personality was specified here");
return false;
}
@ -8304,12 +8307,12 @@ bool ARMAsmParser::parseDirectivePersonality(SMLoc L) {
}
if (CantUnwindLoc.isValid()) {
Error(L, ".personality can't be used with .cantunwind directive");
Error(CantUnwindLoc, ".cantunwind was specified here");
Note(CantUnwindLoc, ".cantunwind was specified here");
return false;
}
if (HandlerDataLoc.isValid()) {
Error(L, ".personality must precede .handlerdata directive");
Error(HandlerDataLoc, ".handlerdata was specified here");
Note(HandlerDataLoc, ".handlerdata was specified here");
return false;
}
@ -8338,7 +8341,7 @@ bool ARMAsmParser::parseDirectiveHandlerData(SMLoc L) {
}
if (CantUnwindLoc.isValid()) {
Error(L, ".handlerdata can't be used with .cantunwind directive");
Error(CantUnwindLoc, ".cantunwind was specified here");
Note(CantUnwindLoc, ".cantunwind was specified here");
return false;
}

8
test/MC/ARM/eh-directive-cantunwind-diagnostics.s
View File

@ -24,7 +24,7 @@ func1:
@ CHECK: error: .personality can't be used with .cantunwind directive
@ CHECK: .personality __gxx_personality_v0
@ CHECK: ^
@ CHECK: error: .cantunwind was specified here
@ CHECK: note: .cantunwind was specified here
@ CHECK: .cantunwind
@ CHECK: ^
.fnend
@ -44,7 +44,7 @@ func2:
@ CHECK: error: .handlerdata can't be used with .cantunwind directive
@ CHECK: .handlerdata
@ CHECK: ^
@ CHECK: error: .cantunwind was specified here
@ CHECK: note: .cantunwind was specified here
@ CHECK: .cantunwind
@ CHECK: ^
.fnend
@ -64,7 +64,7 @@ func3:
@ CHECK: error: .cantunwind can't be used with .personality directive
@ CHECK: .cantunwind
@ CHECK: ^
@ CHECK: error: .personality was specified here
@ CHECK: note: .personality was specified here
@ CHECK: .personality __gxx_personality_v0
@ CHECK: ^
.fnend
@ -84,7 +84,7 @@ func4:
@ CHECK: error: .cantunwind can't be used with .handlerdata directive
@ CHECK: .cantunwind
@ CHECK: ^
@ CHECK: error: .handlerdata was specified here
@ CHECK: note: .handlerdata was specified here
@ CHECK: .handlerdata
@ CHECK: ^
.fnend

2
test/MC/ARM/eh-directive-fnstart-diagnostics.s
View File

@ -24,7 +24,7 @@ func1:
@ CHECK: error: .fnstart starts before the end of previous one
@ CHECK: .fnstart
@ CHECK: ^
@ CHECK: error: previous .fnstart starts here
@ CHECK: note: previous .fnstart starts here
@ CHECK: .fnstart
@ CHECK: ^
func2: