6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-01-12 17:32:19 +00:00
Code Issues Projects Releases Wiki Activity

More whitespace cleanup...

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125388 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2011-02-11 19:05:56 +00:00
parent e5ec5a4177
commit de2f5f423b
2 changed files with 41 additions and 41 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

80
lib/MC/MCParser/AsmLexer.cpp
View File

@ -31,12 +31,12 @@ AsmLexer::~AsmLexer() {
void AsmLexer::setBuffer(const MemoryBuffer *buf, const char *ptr) {
CurBuf = buf;
if (ptr)
CurPtr = ptr;
else
CurPtr = CurBuf->getBufferStart();
TokStart = 0;
}
@ -44,7 +44,7 @@ void AsmLexer::setBuffer(const MemoryBuffer *buf, const char *ptr) {
/// location. This is defined to always return AsmToken::Error.
AsmToken AsmLexer::ReturnError(const char *Loc, const std::string &Msg) {
SetError(SMLoc::getFromPointer(Loc), Msg);
return AsmToken(AsmToken::Error, StringRef(Loc, 0));
}
@ -58,9 +58,9 @@ int AsmLexer::getNextChar() {
// a random nul in the file. Disambiguate that here.
if (CurPtr-1 != CurBuf->getBufferEnd())
return 0; // Just whitespace.
// Otherwise, return end of file.
--CurPtr; // Another call to lex will return EOF again.
--CurPtr; // Another call to lex will return EOF again.
return EOF;
}
}
@ -106,11 +106,11 @@ AsmToken AsmLexer::LexIdentifier() {
while (IsIdentifierChar(*CurPtr))
++CurPtr;
// Handle . as a special case.
if (CurPtr == TokStart+1 && TokStart[0] == '.')
return AsmToken(AsmToken::Dot, StringRef(TokStart, 1));
return AsmToken(AsmToken::Identifier, StringRef(TokStart, CurPtr - TokStart));
}
@ -133,7 +133,7 @@ AsmToken AsmLexer::LexSlash() {
case '*':
// End of the comment?
if (CurPtr[0] != '/') break;
++CurPtr; // End the */.
return LexToken();
}
@ -148,7 +148,7 @@ AsmToken AsmLexer::LexLineComment() {
int CurChar = getNextChar();
while (CurChar != '\n' && CurChar != '\n' && CurChar != EOF)
CurChar = getNextChar();
if (CurChar == EOF)
return AsmToken(AsmToken::Eof, StringRef(CurPtr, 0));
return AsmToken(AsmToken::EndOfStatement, StringRef(CurPtr, 0));
@ -191,14 +191,14 @@ AsmToken AsmLexer::LexDigit() {
return ReturnError(TokStart, "invalid decimal number");
Value = (long long)UValue;
}
// The darwin/x86 (and x86-64) assembler accepts and ignores ULL and LL
// suffixes on integer literals.
SkipIgnoredIntegerSuffix(CurPtr);
return AsmToken(AsmToken::Integer, Result, Value);
}
if (*CurPtr == 'b') {
++CurPtr;
// See if we actually have "0b" as part of something like "jmp 0b\n"
@ -210,30 +210,30 @@ AsmToken AsmLexer::LexDigit() {
const char *NumStart = CurPtr;
while (CurPtr[0] == '0' || CurPtr[0] == '1')
++CurPtr;
// Requires at least one binary digit.
if (CurPtr == NumStart)
return ReturnError(TokStart, "Invalid binary number");
StringRef Result(TokStart, CurPtr - TokStart);
long long Value;
if (Result.substr(2).getAsInteger(2, Value))
return ReturnError(TokStart, "Invalid binary number");
// The darwin/x86 (and x86-64) assembler accepts and ignores ULL and LL
// suffixes on integer literals.
SkipIgnoredIntegerSuffix(CurPtr);
return AsmToken(AsmToken::Integer, Result, Value);
}
if (*CurPtr == 'x') {
++CurPtr;
const char *NumStart = CurPtr;
while (isxdigit(CurPtr[0]))
++CurPtr;
// Requires at least one hex digit.
if (CurPtr == NumStart)
return ReturnError(CurPtr-2, "Invalid hexadecimal number");
@ -241,28 +241,28 @@ AsmToken AsmLexer::LexDigit() {
unsigned long long Result;
if (StringRef(TokStart, CurPtr - TokStart).getAsInteger(0, Result))
return ReturnError(TokStart, "Invalid hexadecimal number");
// The darwin/x86 (and x86-64) assembler accepts and ignores ULL and LL
// suffixes on integer literals.
SkipIgnoredIntegerSuffix(CurPtr);
return AsmToken(AsmToken::Integer, StringRef(TokStart, CurPtr - TokStart),
(int64_t)Result);
}
// Must be an octal number, it starts with 0.
while (*CurPtr >= '0' && *CurPtr <= '7')
++CurPtr;
StringRef Result(TokStart, CurPtr - TokStart);
long long Value;
if (Result.getAsInteger(8, Value))
return ReturnError(TokStart, "Invalid octal number");
// The darwin/x86 (and x86-64) assembler accepts and ignores ULL and LL
// suffixes on integer literals.
SkipIgnoredIntegerSuffix(CurPtr);
return AsmToken(AsmToken::Integer, Result, Value);
}
@ -298,7 +298,7 @@ AsmToken AsmLexer::LexSingleQuote() {
} else
Value = TokStart[1];
return AsmToken(AsmToken::Integer, Res, Value);
return AsmToken(AsmToken::Integer, Res, Value);
}
@ -311,13 +311,13 @@ AsmToken AsmLexer::LexQuote() {
// Allow \", etc.
CurChar = getNextChar();
}
if (CurChar == EOF)
return ReturnError(TokStart, "unterminated string constant");
CurChar = getNextChar();
}
return AsmToken(AsmToken::String, StringRef(TokStart, CurPtr - TokStart));
}
@ -343,7 +343,7 @@ AsmToken AsmLexer::LexToken() {
TokStart = CurPtr;
// This always consumes at least one character.
int CurChar = getNextChar();
if (isAtStartOfComment(CurChar))
return LexLineComment();
@ -352,7 +352,7 @@ AsmToken AsmLexer::LexToken() {
// Handle identifier: [a-zA-Z_.][a-zA-Z0-9_$.@]*
if (isalpha(CurChar) || CurChar == '_' || CurChar == '.')
return LexIdentifier();
// Unknown character, emit an error.
return ReturnError(TokStart, "invalid character in input");
case EOF: return AsmToken(AsmToken::Eof, StringRef(TokStart, 0));
@ -378,20 +378,20 @@ AsmToken AsmLexer::LexToken() {
case ',': return AsmToken(AsmToken::Comma, StringRef(TokStart, 1));
case '$': return AsmToken(AsmToken::Dollar, StringRef(TokStart, 1));
case '@': return AsmToken(AsmToken::At, StringRef(TokStart, 1));
case '=':
case '=':
if (*CurPtr == '=')
return ++CurPtr, AsmToken(AsmToken::EqualEqual, StringRef(TokStart, 2));
return AsmToken(AsmToken::Equal, StringRef(TokStart, 1));
case '|':
case '|':
if (*CurPtr == '|')
return ++CurPtr, AsmToken(AsmToken::PipePipe, StringRef(TokStart, 2));
return AsmToken(AsmToken::Pipe, StringRef(TokStart, 1));
case '^': return AsmToken(AsmToken::Caret, StringRef(TokStart, 1));
case '&':
case '&':
if (*CurPtr == '&')
return ++CurPtr, AsmToken(AsmToken::AmpAmp, StringRef(TokStart, 2));
return AsmToken(AsmToken::Amp, StringRef(TokStart, 1));
case '!':
case '!':
if (*CurPtr == '=')
return ++CurPtr, AsmToken(AsmToken::ExclaimEqual, StringRef(TokStart, 2));
return AsmToken(AsmToken::Exclaim, StringRef(TokStart, 1));
@ -405,23 +405,23 @@ AsmToken AsmLexer::LexToken() {
return LexDigit();
case '<':
switch (*CurPtr) {
case '<': return ++CurPtr, AsmToken(AsmToken::LessLess,
case '<': return ++CurPtr, AsmToken(AsmToken::LessLess,
StringRef(TokStart, 2));
case '=': return ++CurPtr, AsmToken(AsmToken::LessEqual,
case '=': return ++CurPtr, AsmToken(AsmToken::LessEqual,
StringRef(TokStart, 2));
case '>': return ++CurPtr, AsmToken(AsmToken::LessGreater,
case '>': return ++CurPtr, AsmToken(AsmToken::LessGreater,
StringRef(TokStart, 2));
default: return AsmToken(AsmToken::Less, StringRef(TokStart, 1));
}
case '>':
switch (*CurPtr) {
case '>': return ++CurPtr, AsmToken(AsmToken::GreaterGreater,
case '>': return ++CurPtr, AsmToken(AsmToken::GreaterGreater,
StringRef(TokStart, 2));
case '=': return ++CurPtr, AsmToken(AsmToken::GreaterEqual,
case '=': return ++CurPtr, AsmToken(AsmToken::GreaterEqual,
StringRef(TokStart, 2));
default: return AsmToken(AsmToken::Greater, StringRef(TokStart, 1));
}
// TODO: Quoted identifiers (objc methods etc)
// local labels: [0-9][:]
// Forward/backward labels: [0-9][fb]

2
lib/MC/MCParser/AsmParser.cpp
View File

@ -2233,7 +2233,7 @@ bool GenericAsmParser::ParseRegisterOrRegisterNumber(int64_t &Register,
Register = getContext().getTargetAsmInfo().getDwarfRegNum(RegNo, true);
} else
return getParser().ParseAbsoluteExpression(Register);
return false;
}