[cfe-commits] r51080 - /cfe/trunk/lib/CodeGen/CGExprComplex.cpp

[Eli Friedman]

Author: efriedma
Date: Tue May 13 18:11:35 2008
New Revision: 51080

URL: http://llvm.org/viewvc/llvm-project?rev=51080&view=rev
Log:
Add support for init lists for complex variables.


Modified:
    cfe/trunk/lib/CodeGen/CGExprComplex.cpp

Modified: cfe/trunk/lib/CodeGen/CGExprComplex.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGExprComplex.cpp?rev=51080&r1=51079&r2=51080&view=diff

==============================================================================
--- cfe/trunk/lib/CodeGen/CGExprComplex.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGExprComplex.cpp Tue May 13 18:11:35 2008
@@ -177,6 +177,8 @@
   
   ComplexPairTy VisitConditionalOperator(const ConditionalOperator *CO);
   ComplexPairTy VisitChooseExpr(ChooseExpr *CE);
+
+  ComplexPairTy VisitInitListExpr(InitListExpr *E);
 };
 }  // end anonymous namespace.
 
@@ -500,6 +502,17 @@
   return Visit(E->isConditionTrue(CGF.getContext()) ? E->getLHS() :E->getRHS());
 }
 
+ComplexPairTy ComplexExprEmitter::VisitInitListExpr(InitListExpr *E) {
+  if (E->getNumInits())
+    return Visit(E->getInit(0));
+
+  // Empty init list intializes to null
+  QualType Ty = E->getType()->getAsComplexType()->getElementType();
+  const llvm::Type* LTy = CGF.ConvertType(Ty);
+  llvm::Value* zeroConstant = llvm::Constant::getNullValue(LTy);
+  return ComplexPairTy(zeroConstant, zeroConstant);
+}
+
 //===----------------------------------------------------------------------===//
 //                         Entry Point into this File
 //===----------------------------------------------------------------------===//