implement a fixme, add support for ++/-- on long double.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49980 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGExprScalar.cpp b/lib/CodeGen/CGExprScalar.cpp
index d1d29ab..a501145 100644
--- a/lib/CodeGen/CGExprScalar.cpp
+++ b/lib/CodeGen/CGExprScalar.cpp
@@ -14,6 +14,7 @@
#include "CodeGenFunction.h"
#include "CodeGenModule.h"
#include "clang/AST/AST.h"
+#include "clang/Basic/TargetInfo.h"
#include "llvm/Constants.h"
#include "llvm/Function.h"
#include "llvm/GlobalVariable.h"
@@ -43,7 +44,6 @@
llvm::IRBuilder &Builder;
CGObjCRuntime *Runtime;
-
public:
ScalarExprEmitter(CodeGenFunction &cgf) : CGF(cgf),
@@ -602,14 +602,15 @@
if (isa<llvm::IntegerType>(InVal->getType()))
NextVal = llvm::ConstantInt::get(InVal->getType(), AmountVal);
else if (InVal->getType() == llvm::Type::FloatTy)
- // FIXME: Handle long double.
NextVal =
llvm::ConstantFP::get(llvm::APFloat(static_cast<float>(AmountVal)));
- else {
- // FIXME: Handle long double.
- assert(InVal->getType() == llvm::Type::DoubleTy);
+ else if (InVal->getType() == llvm::Type::DoubleTy)
NextVal =
llvm::ConstantFP::get(llvm::APFloat(static_cast<double>(AmountVal)));
+ else {
+ llvm::APFloat F(static_cast<float>(AmountVal));
+ F.convert(*CGF.Target.getLongDoubleFormat(), llvm::APFloat::rmTowardZero);
+ NextVal = llvm::ConstantFP::get(F);
}
NextVal = Builder.CreateAdd(InVal, NextVal, isInc ? "inc" : "dec");
}