diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/CodeGen/CGBuiltin.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/CodeGen/CGBuiltin.cpp b/lib/CodeGen/CGBuiltin.cpp index 90fcb69828..4bd1b5d6ec 100644 --- a/lib/CodeGen/CGBuiltin.cpp +++ b/lib/CodeGen/CGBuiltin.cpp @@ -361,7 +361,14 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD, V = Builder.CreateFCmpOEQ(V, ConstantFP::getInfinity(V->getType()),"isinf"); return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType()), "tmp")); } - + + // TODO: BI__builtin_isinf_sign + // isinf_sign(x) -> isinf(x) ? (signbit(x) ? -1 : 1) : 0 + // TODO: BI__builtin_isnormal + // isnormal(x) -> x != x && fabs(x) < infinity && fabsf(x) >= float_min + // where floatmin is the minimum value for the fp type. Not sure if this is + // APFloat::getSmallest or getSmallestNormalized. + case Builtin::BI__builtin_isfinite: { // isfinite(x) --> x == x && fabs(x) != infinity; } Value *V = EmitScalarExpr(E->getArg(0)); |