add support for codegen of calls returning complex.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@41336 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/CodeGen/CGComplexExpr.cpp b/CodeGen/CGComplexExpr.cpp
index e5abf68..90bb078 100644
--- a/CodeGen/CGComplexExpr.cpp
+++ b/CodeGen/CGComplexExpr.cpp
@@ -74,10 +74,9 @@
ComplexPairTy VisitArraySubscriptExpr(Expr *E) { return EmitLoadOfLValue(E); }
ComplexPairTy VisitMemberExpr(Expr *E) { return EmitLoadOfLValue(E); }
- // FIXME: Call
// FIXME: CompoundLiteralExpr
// FIXME: ImplicitCastExpr
- // FIXME: CastExpr
+ ComplexPairTy VisitCallExpr(const CallExpr *E);
// Operators.
ComplexPairTy VisitPrePostIncDec(const UnaryOperator *E,
@@ -107,7 +106,7 @@
ComplexPairTy VisitBinMul (const BinaryOperator *E);
ComplexPairTy VisitBinAdd (const BinaryOperator *E);
- // FIXME: div/rem
+ // FIXME: sub/div/rem
// GCC rejects and/or/xor for integer complex.
// Logical and/or always return int, never complex.
@@ -170,6 +169,11 @@
return ComplexPairTy(U, U);
}
+ComplexPairTy ComplexExprEmitter::VisitCallExpr(const CallExpr *E) {
+ llvm::Value *AggPtr = CGF.EmitCallExpr(E).getAggregateAddr();
+ return EmitLoadOfComplex(AggPtr, false);
+}
+
ComplexPairTy ComplexExprEmitter::VisitPrePostIncDec(const UnaryOperator *E,
bool isInc, bool isPre) {
LValue LV = CGF.EmitLValue(E->getSubExpr());