implement __extension__ and unary~ for complex.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@41249 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/CodeGen/CGComplexExpr.cpp b/CodeGen/CGComplexExpr.cpp
index f20157b..f62a315 100644
--- a/CodeGen/CGComplexExpr.cpp
+++ b/CodeGen/CGComplexExpr.cpp
@@ -78,6 +78,12 @@
return Visit(E->getSubExpr());
}
ComplexPairTy VisitUnaryMinus (const UnaryOperator *E);
+ ComplexPairTy VisitUnaryNot (const UnaryOperator *E);
+ // LNot,SizeOf,AlignOf,Real,Imag never return complex.
+ ComplexPairTy VisitUnaryExtension(const UnaryOperator *E) {
+ return Visit(E->getSubExpr());
+ }
+
// case Expr::ImplicitCastExprClass:
// case Expr::CastExprClass:
// case Expr::CallExprClass:
@@ -153,6 +159,12 @@
return ComplexPairTy(ResR, ResI);
}
+ComplexPairTy ComplexExprEmitter::VisitUnaryNot(const UnaryOperator *E) {
+ // ~(a+ib) = a + i*-b
+ ComplexPairTy Op = Visit(E->getSubExpr());
+ llvm::Value *ResI = Builder.CreateNeg(Op.second, "conj.i");
+ return ComplexPairTy(Op.first, ResI);
+}
ComplexPairTy ComplexExprEmitter::VisitBinAdd(const BinaryOperator *E) {
ComplexPairTy LHS = Visit(E->getLHS());