diff options
Diffstat (limited to 'lib/AsmParser/LLLexer.cpp')
-rw-r--r-- | lib/AsmParser/LLLexer.cpp | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/lib/AsmParser/LLLexer.cpp b/lib/AsmParser/LLLexer.cpp index c9b2821243..4a7e123093 100644 --- a/lib/AsmParser/LLLexer.cpp +++ b/lib/AsmParser/LLLexer.cpp @@ -253,7 +253,7 @@ lltok::Kind LLLexer::LexToken() { case ';': SkipLineComment(); return LexToken(); - case '!': return lltok::Metadata; + case '!': return LexMetadata(); case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': case '-': @@ -421,7 +421,23 @@ static bool JustWhitespaceNewLine(const char *&Ptr) { return false; } +/// LexMetadata: +/// !{...} +/// !42 +/// !foo +lltok::Kind LLLexer::LexMetadata() { + if (isalpha(CurPtr[0])) { + ++CurPtr; + while (isalnum(CurPtr[0]) || CurPtr[0] == '-' || CurPtr[0] == '$' || + CurPtr[0] == '.' || CurPtr[0] == '_') + ++CurPtr; + StrVal.assign(TokStart+1, CurPtr); // Skip ! + return lltok::NamedMD; + } + return lltok::Metadata; +} + /// LexIdentifier: Handle several related productions: /// Label [-a-zA-Z$._0-9]+: /// IntegerType i[0-9]+ |