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add support for codegen of calls returning complex. 

llvm-svn: 41336
This commit is contained in:
Chris Lattner 2007-08-23 21:38:16 +00:00
parent 9e1e551c01
commit 1aaab49a3e
1 changed files with 7 additions and 3 deletions
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10
clang/CodeGen/CGComplexExpr.cpp
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@ -74,10 +74,9 @@ public:
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 @@ public:
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 @@ ComplexPairTy ComplexExprEmitter::VisitExpr(Expr *E) {
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());