[llvm-commits] [llvm] r47744 - /llvm/trunk/lib/VMCore/ConstantFold.cpp

[Dan Gohman]

Author: djg
Date: Thu Feb 28 19:42:52 2008
New Revision: 47744

URL: http://llvm.org/viewvc/llvm-project?rev=47744&view=rev
Log:
Use the new convertFromAPInt instead of convertFromZeroExtendedInteger.

Modified:
    llvm/trunk/lib/VMCore/ConstantFold.cpp

Modified: llvm/trunk/lib/VMCore/ConstantFold.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/ConstantFold.cpp?rev=47744&r1=47743&r2=47744&view=diff

==============================================================================
--- llvm/trunk/lib/VMCore/ConstantFold.cpp (original)
+++ llvm/trunk/lib/VMCore/ConstantFold.cpp Thu Feb 28 19:42:52 2008
@@ -170,8 +170,6 @@
 
 Constant *llvm::ConstantFoldCastInstruction(unsigned opc, const Constant *V,
                                             const Type *DestTy) {
-  const Type *SrcTy = V->getType();
-
   if (isa<UndefValue>(V)) {
     // zext(undef) = 0, because the top bits will be zero.
     // sext(undef) = 0, because the top bits will all be the same.
@@ -257,12 +255,11 @@
     if (const ConstantInt *CI = dyn_cast<ConstantInt>(V)) {
       APInt api = CI->getValue();
       const uint64_t zero[] = {0, 0};
-      uint32_t BitWidth = cast<IntegerType>(SrcTy)->getBitWidth();
       APFloat apf = APFloat(APInt(DestTy->getPrimitiveSizeInBits(),
                                   2, zero));
-      (void)apf.convertFromZeroExtendedInteger(api.getRawData(), BitWidth, 
-                                   opc==Instruction::SIToFP,
-                                   APFloat::rmNearestTiesToEven);
+      (void)apf.convertFromAPInt(api, 
+                                 opc==Instruction::SIToFP,
+                                 APFloat::rmNearestTiesToEven);
       return ConstantFP::get(DestTy, apf);
     }
     if (const ConstantVector *CV = dyn_cast<ConstantVector>(V)) {