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Remove unneeded zero arrays.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120910 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2010-12-04 15:28:22 +00:00
parent 299ee184f4
commit 3069cbf7b3
4 changed files with 5 additions and 11 deletions
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3
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
View File

@ -2679,8 +2679,7 @@ void SelectionDAGLegalize::ExpandNode(SDNode *Node,
SDValue True, False;
EVT VT = Node->getOperand(0).getValueType();
EVT NVT = Node->getValueType(0);
const uint64_t zero[] = {0, 0};
APFloat apf = APFloat(APInt(VT.getSizeInBits(), 2, zero));
APFloat apf(APInt::getNullValue(VT.getSizeInBits()));
APInt x = APInt::getSignBit(NVT.getSizeInBits());
(void)apf.convertFromAPInt(x, false, APFloat::rmNearestTiesToEven);
Tmp1 = DAG.getConstantFP(apf, VT);

3
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
View File

@ -2356,10 +2356,9 @@ SDValue SelectionDAG::getNode(unsigned Opcode, DebugLoc DL,
return getConstant(APInt(Val).zextOrTrunc(VT.getSizeInBits()), VT);
case ISD::UINT_TO_FP:
case ISD::SINT_TO_FP: {
const uint64_t zero[] = {0, 0};
// No compile time operations on ppcf128.
if (VT == MVT::ppcf128) break;
APFloat apf = APFloat(APInt(VT.getSizeInBits(), 2, zero));
APFloat apf(APInt::getNullValue(VT.getSizeInBits()));
(void)apf.convertFromAPInt(Val,
Opcode==ISD::SINT_TO_FP,
APFloat::rmNearestTiesToEven);

6
lib/ExecutionEngine/ExecutionEngine.cpp
View File

@ -564,8 +564,7 @@ GenericValue ExecutionEngine::getConstantValue(const Constant *C) {
else if (CE->getType()->isDoubleTy())
GV.DoubleVal = GV.IntVal.roundToDouble();
else if (CE->getType()->isX86_FP80Ty()) {
const uint64_t zero[] = {0, 0};
APFloat apf = APFloat(APInt(80, 2, zero));
APFloat apf = APFloat::getZero(APFloat::x87DoubleExtended);
(void)apf.convertFromAPInt(GV.IntVal,
false,
APFloat::rmNearestTiesToEven);
@ -580,8 +579,7 @@ GenericValue ExecutionEngine::getConstantValue(const Constant *C) {
else if (CE->getType()->isDoubleTy())
GV.DoubleVal = GV.IntVal.signedRoundToDouble();
else if (CE->getType()->isX86_FP80Ty()) {
const uint64_t zero[] = { 0, 0};
APFloat apf = APFloat(APInt(80, 2, zero));
APFloat apf = APFloat::getZero(APFloat::x87DoubleExtended);
(void)apf.convertFromAPInt(GV.IntVal,
true,
APFloat::rmNearestTiesToEven);

4
lib/VMCore/ConstantFold.cpp
View File

@ -637,9 +637,7 @@ Constant *llvm::ConstantFoldCastInstruction(unsigned opc, Constant *V,
case Instruction::SIToFP:
if (ConstantInt *CI = dyn_cast<ConstantInt>(V)) {
APInt api = CI->getValue();
const uint64_t zero[] = {0, 0};
APFloat apf = APFloat(APInt(DestTy->getPrimitiveSizeInBits(),
2, zero));
APFloat apf(APInt::getNullValue(DestTy->getPrimitiveSizeInBits()));
(void)apf.convertFromAPInt(api,
opc==Instruction::SIToFP,
APFloat::rmNearestTiesToEven);