public:
ELFAsmParser() { BracketExpressionsSupported = true; }
- virtual void Initialize(MCAsmParser &Parser) {
+ void Initialize(MCAsmParser &Parser) override {
// Call the base implementation.
this->MCAsmParserExtension::Initialize(Parser);
private:
bool ParseSectionName(StringRef &SectionName);
bool ParseSectionArguments(bool IsPush);
+ unsigned parseSunStyleSectionFlags();
};
}
return flags;
}
+unsigned ELFAsmParser::parseSunStyleSectionFlags() {
+ unsigned flags = 0;
+ while (getLexer().is(AsmToken::Hash)) {
+ Lex(); // Eat the #.
+
+ if (!getLexer().is(AsmToken::Identifier))
+ return -1U;
+
+ StringRef flagId = getTok().getIdentifier();
+ if (flagId == "alloc")
+ flags |= ELF::SHF_ALLOC;
+ else if (flagId == "execinstr")
+ flags |= ELF::SHF_EXECINSTR;
+ else if (flagId == "write")
+ flags |= ELF::SHF_WRITE;
+ else if (flagId == "tls")
+ flags |= ELF::SHF_TLS;
+ else
+ return -1U;
+
+ Lex(); // Eat the flag.
+
+ if (!getLexer().is(AsmToken::Comma))
+ break;
+ Lex(); // Eat the comma.
+ }
+ return flags;
+}
+
+
bool ELFAsmParser::ParseDirectivePushSection(StringRef s, SMLoc loc) {
getStreamer().PushSection();
goto EndStmt;
Lex();
}
-
- if (getLexer().isNot(AsmToken::String))
- return TokError("expected string in directive");
- StringRef FlagsStr = getTok().getStringContents();
- Lex();
+ unsigned extraFlags;
+
+ if (getLexer().isNot(AsmToken::String)) {
+ if (!getContext().getAsmInfo()->usesSunStyleELFSectionSwitchSyntax()
+ || getLexer().isNot(AsmToken::Hash))
+ return TokError("expected string in directive");
+ extraFlags = parseSunStyleSectionFlags();
+ } else {
+ StringRef FlagsStr = getTok().getStringContents();
+ Lex();
+ extraFlags = parseSectionFlags(FlagsStr, &UseLastGroup);
+ }
- unsigned extraFlags = parseSectionFlags(FlagsStr, &UseLastGroup);
if (extraFlags == -1U)
return TokError("unknown flag");
Flags |= extraFlags;