Lex();
if (getLexer().isNot(AsmToken::Integer) &&
- getLexer().isNot(AsmToken::Real))
+ getLexer().isNot(AsmToken::Real) &&
+ getLexer().isNot(AsmToken::Identifier))
return TokError("unexpected token in directive");
// Convert to an APFloat.
APFloat Value(Semantics);
- if (Value.convertFromString(getTok().getString(),
- APFloat::rmNearestTiesToEven) ==
+ StringRef IDVal = getTok().getString();
+ if (getLexer().is(AsmToken::Identifier)) {
+ if (!IDVal.compare_lower("infinity") || !IDVal.compare_lower("inf"))
+ Value = APFloat::getInf(Semantics);
+ else if (!IDVal.compare_lower("nan"))
+ Value = APFloat::getNaN(Semantics, false, ~0);
+ else
+ return TokError("invalid floating point literal");
+ } else if (Value.convertFromString(IDVal, APFloat::rmNearestTiesToEven) ==
APFloat::opInvalidOp)
return TokError("invalid floating point literal");
if (IsNeg)
# CHECK: .long 1082549862
.single 1.2455, +2.3, 3, + 4.2
+# CHECK: .long 2139095040
+.single InFinIty
+
+# CHECK: .long 2147483647
+.single nAN
+
# CHECK: .long 1067928519
.float 1.307