+/// parseDirectiveModule
+/// ::= .module oddspreg
+/// ::= .module nooddspreg
+/// ::= .module fp=value
+bool MipsAsmParser::parseDirectiveModule() {
+ MCAsmLexer &Lexer = getLexer();
+ SMLoc L = Lexer.getLoc();
+
+ if (!getTargetStreamer().isModuleDirectiveAllowed()) {
+ // TODO : get a better message.
+ reportParseError(".module directive must appear before any code");
+ return false;
+ }
+
+ if (Lexer.is(AsmToken::Identifier)) {
+ StringRef Option = Parser.getTok().getString();
+ Parser.Lex();
+
+ if (Option == "oddspreg") {
+ getTargetStreamer().emitDirectiveModuleOddSPReg(true, isABI_O32());
+ clearFeatureBits(Mips::FeatureNoOddSPReg, "nooddspreg");
+
+ if (getLexer().isNot(AsmToken::EndOfStatement)) {
+ reportParseError("Expected end of statement");
+ return false;
+ }
+
+ return false;
+ } else if (Option == "nooddspreg") {
+ if (!isABI_O32()) {
+ Error(L, "'.module nooddspreg' requires the O32 ABI");
+ return false;
+ }
+
+ getTargetStreamer().emitDirectiveModuleOddSPReg(false, isABI_O32());
+ setFeatureBits(Mips::FeatureNoOddSPReg, "nooddspreg");
+
+ if (getLexer().isNot(AsmToken::EndOfStatement)) {
+ reportParseError("Expected end of statement");
+ return false;
+ }
+
+ return false;
+ } else if (Option == "fp") {
+ return parseDirectiveModuleFP();
+ }
+
+ return Error(L, "'" + Twine(Option) + "' is not a valid .module option.");
+ }
+
+ return false;
+}
+
+/// parseDirectiveModuleFP
+/// ::= =32
+/// ::= =xx
+/// ::= =64
+bool MipsAsmParser::parseDirectiveModuleFP() {
+ MCAsmLexer &Lexer = getLexer();
+
+ if (Lexer.isNot(AsmToken::Equal)) {
+ reportParseError("unexpected token in statement");
+ return false;
+ }
+ Parser.Lex(); // Eat '=' token.
+
+ MipsABIFlagsSection::FpABIKind FpABI;
+ if (!parseFpABIValue(FpABI, ".module"))
+ return false;
+
+ if (getLexer().isNot(AsmToken::EndOfStatement)) {
+ reportParseError("unexpected token in statement");
+ return false;
+ }
+
+ // Emit appropriate flags.
+ getTargetStreamer().emitDirectiveModuleFP(FpABI, isABI_O32());
+ Parser.Lex(); // Consume the EndOfStatement.
+ return false;
+}
+
+bool MipsAsmParser::parseFpABIValue(MipsABIFlagsSection::FpABIKind &FpABI,
+ StringRef Directive) {
+ MCAsmLexer &Lexer = getLexer();
+
+ if (Lexer.is(AsmToken::Identifier)) {
+ StringRef Value = Parser.getTok().getString();
+ Parser.Lex();
+
+ if (Value != "xx") {
+ reportParseError("unsupported value, expected 'xx', '32' or '64'");
+ return false;
+ }
+
+ if (!isABI_O32()) {
+ reportParseError("'" + Directive + " fp=xx' requires the O32 ABI");
+ return false;
+ }
+
+ FpABI = MipsABIFlagsSection::FpABIKind::XX;
+ return true;
+ }
+
+ if (Lexer.is(AsmToken::Integer)) {
+ unsigned Value = Parser.getTok().getIntVal();
+ Parser.Lex();
+
+ if (Value != 32 && Value != 64) {
+ reportParseError("unsupported value, expected 'xx', '32' or '64'");
+ return false;
+ }
+
+ if (Value == 32) {
+ if (!isABI_O32()) {
+ reportParseError("'" + Directive + " fp=32' requires the O32 ABI");
+ return false;
+ }
+
+ FpABI = MipsABIFlagsSection::FpABIKind::S32;
+ } else
+ FpABI = MipsABIFlagsSection::FpABIKind::S64;
+
+ return true;
+ }
+
+ return false;
+}
+