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Renaming ISD::BIT_CONVERT to ISD::BITCAST to better reflect the LLVM IR concept.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119990 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Wesley Peck
2010-11-23 03:31:01 +00:00
parent 5400570097
commit bf17cfa3f9
30 changed files with 1142 additions and 1145 deletions
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90
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
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@@ -131,8 +131,8 @@ static SDValue getCopyFromParts(SelectionDAG &DAG, DebugLoc DL,
Hi = getCopyFromParts(DAG, DL, Parts + RoundParts / 2,
RoundParts / 2, PartVT, HalfVT);
} else {
Lo = DAG.getNode(ISD::BIT_CONVERT, DL, HalfVT, Parts[0]);
Hi = DAG.getNode(ISD::BIT_CONVERT, DL, HalfVT, Parts[1]);
Lo = DAG.getNode(ISD::BITCAST, DL, HalfVT, Parts[0]);
Hi = DAG.getNode(ISD::BITCAST, DL, HalfVT, Parts[1]);
}
if (TLI.isBigEndian())
@@ -164,8 +164,8 @@ static SDValue getCopyFromParts(SelectionDAG &DAG, DebugLoc DL,
assert(ValueVT == EVT(MVT::ppcf128) && PartVT == EVT(MVT::f64) &&
"Unexpected split");
SDValue Lo, Hi;
Lo = DAG.getNode(ISD::BIT_CONVERT, DL, EVT(MVT::f64), Parts[0]);
Hi = DAG.getNode(ISD::BIT_CONVERT, DL, EVT(MVT::f64), Parts[1]);
Lo = DAG.getNode(ISD::BITCAST, DL, EVT(MVT::f64), Parts[0]);
Hi = DAG.getNode(ISD::BITCAST, DL, EVT(MVT::f64), Parts[1]);
if (TLI.isBigEndian())
std::swap(Lo, Hi);
Val = DAG.getNode(ISD::BUILD_PAIR, DL, ValueVT, Lo, Hi);
@@ -207,7 +207,7 @@ static SDValue getCopyFromParts(SelectionDAG &DAG, DebugLoc DL,
}
if (PartVT.getSizeInBits() == ValueVT.getSizeInBits())
return DAG.getNode(ISD::BIT_CONVERT, DL, ValueVT, Val);
return DAG.getNode(ISD::BITCAST, DL, ValueVT, Val);
llvm_unreachable("Unknown mismatch!");
return SDValue();
@@ -284,7 +284,7 @@ static SDValue getCopyFromPartsVector(SelectionDAG &DAG, DebugLoc DL,
}
// Vector/Vector bitcast.
return DAG.getNode(ISD::BIT_CONVERT, DL, ValueVT, Val);
return DAG.getNode(ISD::BITCAST, DL, ValueVT, Val);
}
assert(ValueVT.getVectorElementType() == PartVT &&
@@ -342,7 +342,7 @@ static void getCopyToParts(SelectionDAG &DAG, DebugLoc DL,
} else if (PartBits == ValueVT.getSizeInBits()) {
// Different types of the same size.
assert(NumParts == 1 && PartVT != ValueVT);
Val = DAG.getNode(ISD::BIT_CONVERT, DL, PartVT, Val);
Val = DAG.getNode(ISD::BITCAST, DL, PartVT, Val);
} else if (NumParts * PartBits < ValueVT.getSizeInBits()) {
// If the parts cover less bits than value has, truncate the value.
assert(PartVT.isInteger() && ValueVT.isInteger() &&
@@ -385,7 +385,7 @@ static void getCopyToParts(SelectionDAG &DAG, DebugLoc DL,
// The number of parts is a power of 2. Repeatedly bisect the value using
// EXTRACT_ELEMENT.
Parts[0] = DAG.getNode(ISD::BIT_CONVERT, DL,
Parts[0] = DAG.getNode(ISD::BITCAST, DL,
EVT::getIntegerVT(*DAG.getContext(),
ValueVT.getSizeInBits()),
Val);
@@ -403,8 +403,8 @@ static void getCopyToParts(SelectionDAG &DAG, DebugLoc DL,
ThisVT, Part0, DAG.getIntPtrConstant(0));
if (ThisBits == PartBits && ThisVT != PartVT) {
Part0 = DAG.getNode(ISD::BIT_CONVERT, DL, PartVT, Part0);
Part1 = DAG.getNode(ISD::BIT_CONVERT, DL, PartVT, Part1);
Part0 = DAG.getNode(ISD::BITCAST, DL, PartVT, Part0);
Part1 = DAG.getNode(ISD::BITCAST, DL, PartVT, Part1);
}
}
}
@@ -428,7 +428,7 @@ static void getCopyToPartsVector(SelectionDAG &DAG, DebugLoc DL,
// Nothing to do.
} else if (PartVT.getSizeInBits() == ValueVT.getSizeInBits()) {
// Bitconvert vector->vector case.
Val = DAG.getNode(ISD::BIT_CONVERT, DL, PartVT, Val);
Val = DAG.getNode(ISD::BITCAST, DL, PartVT, Val);
} else if (PartVT.isVector() &&
PartVT.getVectorElementType() == ValueVT.getVectorElementType()&&
PartVT.getVectorNumElements() > ValueVT.getVectorNumElements()) {
@@ -2579,9 +2579,9 @@ void SelectionDAGBuilder::visitBitCast(const User &I) {
EVT DestVT = TLI.getValueType(I.getType());
// BitCast assures us that source and destination are the same size so this is
// either a BIT_CONVERT or a no-op.
// either a BITCAST or a no-op.
if (DestVT != N.getValueType())
setValue(&I, DAG.getNode(ISD::BIT_CONVERT, getCurDebugLoc(),
setValue(&I, DAG.getNode(ISD::BITCAST, getCurDebugLoc(),
DestVT, N)); // convert types.
else
setValue(&I, N); // noop cast.
@@ -3021,7 +3021,7 @@ void SelectionDAGBuilder::visitLoad(const LoadInst &I) {
// Do not serialize non-volatile loads against each other.
Root = DAG.getRoot();
}
SmallVector<SDValue, 4> Values(NumValues);
SmallVector<SDValue, 4> Chains(std::min(unsigned(MaxParallelChains),
NumValues));
@@ -3198,7 +3198,7 @@ void SelectionDAGBuilder::visitTargetIntrinsic(const CallInst &I,
if (!I.getType()->isVoidTy()) {
if (const VectorType *PTy = dyn_cast<VectorType>(I.getType())) {
EVT VT = TLI.getValueType(PTy);
Result = DAG.getNode(ISD::BIT_CONVERT, getCurDebugLoc(), VT, Result);
Result = DAG.getNode(ISD::BITCAST, getCurDebugLoc(), VT, Result);
}
setValue(&I, Result);
@@ -3217,7 +3217,7 @@ GetSignificand(SelectionDAG &DAG, SDValue Op, DebugLoc dl) {
DAG.getConstant(0x007fffff, MVT::i32));
SDValue t2 = DAG.getNode(ISD::OR, dl, MVT::i32, t1,
DAG.getConstant(0x3f800000, MVT::i32));
return DAG.getNode(ISD::BIT_CONVERT, dl, MVT::f32, t2);
return DAG.getNode(ISD::BITCAST, dl, MVT::f32, t2);
}
/// GetExponent - Get the exponent:
@@ -3316,13 +3316,13 @@ SelectionDAGBuilder::visitExp(const CallInst &I) {
SDValue t4 = DAG.getNode(ISD::FMUL, dl, MVT::f32, t3, X);
SDValue t5 = DAG.getNode(ISD::FADD, dl, MVT::f32, t4,
getF32Constant(DAG, 0x3f7f5e7e));
SDValue TwoToFracPartOfX = DAG.getNode(ISD::BIT_CONVERT, dl,MVT::i32, t5);
SDValue TwoToFracPartOfX = DAG.getNode(ISD::BITCAST, dl,MVT::i32, t5);
// Add the exponent into the result in integer domain.
SDValue t6 = DAG.getNode(ISD::ADD, dl, MVT::i32,
TwoToFracPartOfX, IntegerPartOfX);
result = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::f32, t6);
result = DAG.getNode(ISD::BITCAST, dl, MVT::f32, t6);
} else if (LimitFloatPrecision > 6 && LimitFloatPrecision <= 12) {
// For floating-point precision of 12:
//
@@ -3342,13 +3342,13 @@ SelectionDAGBuilder::visitExp(const CallInst &I) {
SDValue t6 = DAG.getNode(ISD::FMUL, dl, MVT::f32, t5, X);
SDValue t7 = DAG.getNode(ISD::FADD, dl, MVT::f32, t6,
getF32Constant(DAG, 0x3f7ff8fd));
SDValue TwoToFracPartOfX = DAG.getNode(ISD::BIT_CONVERT, dl,MVT::i32, t7);
SDValue TwoToFracPartOfX = DAG.getNode(ISD::BITCAST, dl,MVT::i32, t7);
// Add the exponent into the result in integer domain.
SDValue t8 = DAG.getNode(ISD::ADD, dl, MVT::i32,
TwoToFracPartOfX, IntegerPartOfX);
result = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::f32, t8);
result = DAG.getNode(ISD::BITCAST, dl, MVT::f32, t8);
} else { // LimitFloatPrecision > 12 && LimitFloatPrecision <= 18
// For floating-point precision of 18:
//
@@ -3380,14 +3380,14 @@ SelectionDAGBuilder::visitExp(const CallInst &I) {
SDValue t12 = DAG.getNode(ISD::FMUL, dl, MVT::f32, t11, X);
SDValue t13 = DAG.getNode(ISD::FADD, dl, MVT::f32, t12,
getF32Constant(DAG, 0x3f800000));
SDValue TwoToFracPartOfX = DAG.getNode(ISD::BIT_CONVERT, dl,
SDValue TwoToFracPartOfX = DAG.getNode(ISD::BITCAST, dl,
MVT::i32, t13);
// Add the exponent into the result in integer domain.
SDValue t14 = DAG.getNode(ISD::ADD, dl, MVT::i32,
TwoToFracPartOfX, IntegerPartOfX);
result = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::f32, t14);
result = DAG.getNode(ISD::BITCAST, dl, MVT::f32, t14);
}
} else {
// No special expansion.
@@ -3409,7 +3409,7 @@ SelectionDAGBuilder::visitLog(const CallInst &I) {
if (getValue(I.getArgOperand(0)).getValueType() == MVT::f32 &&
LimitFloatPrecision > 0 && LimitFloatPrecision <= 18) {
SDValue Op = getValue(I.getArgOperand(0));
SDValue Op1 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, Op);
SDValue Op1 = DAG.getNode(ISD::BITCAST, dl, MVT::i32, Op);
// Scale the exponent by log(2) [0.69314718f].
SDValue Exp = GetExponent(DAG, Op1, TLI, dl);
@@ -3519,7 +3519,7 @@ SelectionDAGBuilder::visitLog2(const CallInst &I) {
if (getValue(I.getArgOperand(0)).getValueType() == MVT::f32 &&
LimitFloatPrecision > 0 && LimitFloatPrecision <= 18) {
SDValue Op = getValue(I.getArgOperand(0));
SDValue Op1 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, Op);
SDValue Op1 = DAG.getNode(ISD::BITCAST, dl, MVT::i32, Op);
// Get the exponent.
SDValue LogOfExponent = GetExponent(DAG, Op1, TLI, dl);
@@ -3628,7 +3628,7 @@ SelectionDAGBuilder::visitLog10(const CallInst &I) {
if (getValue(I.getArgOperand(0)).getValueType() == MVT::f32 &&
LimitFloatPrecision > 0 && LimitFloatPrecision <= 18) {
SDValue Op = getValue(I.getArgOperand(0));
SDValue Op1 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, Op);
SDValue Op1 = DAG.getNode(ISD::BITCAST, dl, MVT::i32, Op);
// Scale the exponent by log10(2) [0.30102999f].
SDValue Exp = GetExponent(DAG, Op1, TLI, dl);
@@ -3756,11 +3756,11 @@ SelectionDAGBuilder::visitExp2(const CallInst &I) {
SDValue t4 = DAG.getNode(ISD::FMUL, dl, MVT::f32, t3, X);
SDValue t5 = DAG.getNode(ISD::FADD, dl, MVT::f32, t4,
getF32Constant(DAG, 0x3f7f5e7e));
SDValue t6 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, t5);
SDValue t6 = DAG.getNode(ISD::BITCAST, dl, MVT::i32, t5);
SDValue TwoToFractionalPartOfX =
DAG.getNode(ISD::ADD, dl, MVT::i32, t6, IntegerPartOfX);
result = DAG.getNode(ISD::BIT_CONVERT, dl,
result = DAG.getNode(ISD::BITCAST, dl,
MVT::f32, TwoToFractionalPartOfX);
} else if (LimitFloatPrecision > 6 && LimitFloatPrecision <= 12) {
// For floating-point precision of 12:
@@ -3781,11 +3781,11 @@ SelectionDAGBuilder::visitExp2(const CallInst &I) {
SDValue t6 = DAG.getNode(ISD::FMUL, dl, MVT::f32, t5, X);
SDValue t7 = DAG.getNode(ISD::FADD, dl, MVT::f32, t6,
getF32Constant(DAG, 0x3f7ff8fd));
SDValue t8 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, t7);
SDValue t8 = DAG.getNode(ISD::BITCAST, dl, MVT::i32, t7);
SDValue TwoToFractionalPartOfX =
DAG.getNode(ISD::ADD, dl, MVT::i32, t8, IntegerPartOfX);
result = DAG.getNode(ISD::BIT_CONVERT, dl,
result = DAG.getNode(ISD::BITCAST, dl,
MVT::f32, TwoToFractionalPartOfX);
} else { // LimitFloatPrecision > 12 && LimitFloatPrecision <= 18
// For floating-point precision of 18:
@@ -3817,11 +3817,11 @@ SelectionDAGBuilder::visitExp2(const CallInst &I) {
SDValue t12 = DAG.getNode(ISD::FMUL, dl, MVT::f32, t11, X);
SDValue t13 = DAG.getNode(ISD::FADD, dl, MVT::f32, t12,
getF32Constant(DAG, 0x3f800000));
SDValue t14 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, t13);
SDValue t14 = DAG.getNode(ISD::BITCAST, dl, MVT::i32, t13);
SDValue TwoToFractionalPartOfX =
DAG.getNode(ISD::ADD, dl, MVT::i32, t14, IntegerPartOfX);
result = DAG.getNode(ISD::BIT_CONVERT, dl,
result = DAG.getNode(ISD::BITCAST, dl,
MVT::f32, TwoToFractionalPartOfX);
}
} else {
@@ -3889,11 +3889,11 @@ SelectionDAGBuilder::visitPow(const CallInst &I) {
SDValue t4 = DAG.getNode(ISD::FMUL, dl, MVT::f32, t3, X);
SDValue t5 = DAG.getNode(ISD::FADD, dl, MVT::f32, t4,
getF32Constant(DAG, 0x3f7f5e7e));
SDValue t6 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, t5);
SDValue t6 = DAG.getNode(ISD::BITCAST, dl, MVT::i32, t5);
SDValue TwoToFractionalPartOfX =
DAG.getNode(ISD::ADD, dl, MVT::i32, t6, IntegerPartOfX);
result = DAG.getNode(ISD::BIT_CONVERT, dl,
result = DAG.getNode(ISD::BITCAST, dl,
MVT::f32, TwoToFractionalPartOfX);
} else if (LimitFloatPrecision > 6 && LimitFloatPrecision <= 12) {
// For floating-point precision of 12:
@@ -3914,11 +3914,11 @@ SelectionDAGBuilder::visitPow(const CallInst &I) {
SDValue t6 = DAG.getNode(ISD::FMUL, dl, MVT::f32, t5, X);
SDValue t7 = DAG.getNode(ISD::FADD, dl, MVT::f32, t6,
getF32Constant(DAG, 0x3f7ff8fd));
SDValue t8 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, t7);
SDValue t8 = DAG.getNode(ISD::BITCAST, dl, MVT::i32, t7);
SDValue TwoToFractionalPartOfX =
DAG.getNode(ISD::ADD, dl, MVT::i32, t8, IntegerPartOfX);
result = DAG.getNode(ISD::BIT_CONVERT, dl,
result = DAG.getNode(ISD::BITCAST, dl,
MVT::f32, TwoToFractionalPartOfX);
} else { // LimitFloatPrecision > 12 && LimitFloatPrecision <= 18
// For floating-point precision of 18:
@@ -3950,11 +3950,11 @@ SelectionDAGBuilder::visitPow(const CallInst &I) {
SDValue t12 = DAG.getNode(ISD::FMUL, dl, MVT::f32, t11, X);
SDValue t13 = DAG.getNode(ISD::FADD, dl, MVT::f32, t12,
getF32Constant(DAG, 0x3f800000));
SDValue t14 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, t13);
SDValue t14 = DAG.getNode(ISD::BITCAST, dl, MVT::i32, t13);
SDValue TwoToFractionalPartOfX =
DAG.getNode(ISD::ADD, dl, MVT::i32, t14, IntegerPartOfX);
result = DAG.getNode(ISD::BIT_CONVERT, dl,
result = DAG.getNode(ISD::BITCAST, dl,
MVT::f32, TwoToFractionalPartOfX);
}
} else {
@@ -4072,11 +4072,11 @@ SelectionDAGBuilder::EmitFuncArgumentDbgValue(const Value *V, MDNode *Variable,
if (VMI != FuncInfo.ValueMap.end())
Reg = VMI->second;
}
if (!Reg && N.getNode()) {
// Check if frame index is available.
if (LoadSDNode *LNode = dyn_cast<LoadSDNode>(N.getNode()))
if (FrameIndexSDNode *FINode =
if (FrameIndexSDNode *FINode =
dyn_cast<FrameIndexSDNode>(LNode->getBasePtr().getNode())) {
Reg = TRI->getFrameRegister(MF);
Offset = FINode->getIndex();
@@ -4476,7 +4476,7 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
ShOps[1] = DAG.getConstant(0, MVT::i32);
ShAmt = DAG.getNode(ISD::BUILD_VECTOR, dl, ShAmtVT, &ShOps[0], 2);
EVT DestVT = TLI.getValueType(I.getType());
ShAmt = DAG.getNode(ISD::BIT_CONVERT, dl, DestVT, ShAmt);
ShAmt = DAG.getNode(ISD::BITCAST, dl, DestVT, ShAmt);
Res = DAG.getNode(ISD::INTRINSIC_WO_CHAIN, dl, DestVT,
DAG.getConstant(NewIntrinsic, MVT::i32),
getValue(I.getArgOperand(0)), ShAmt);
@@ -4713,7 +4713,7 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
Ops[3] = getValue(I.getArgOperand(2));
DAG.setRoot(DAG.getMemIntrinsicNode(ISD::PREFETCH, dl,
DAG.getVTList(MVT::Other),
&Ops[0], 4,
&Ops[0], 4,
EVT::getIntegerVT(*Context, 8),
MachinePointerInfo(I.getArgOperand(0)),
0, /* align */
@@ -5119,7 +5119,7 @@ void SelectionDAGBuilder::visitCall(const CallInst &I) {
!MMI.callsExternalVAFunctionWithFloatingPointArguments()) {
for (unsigned i = 0, e = I.getNumArgOperands(); i != e; ++i) {
const Type* T = I.getArgOperand(i)->getType();
for (po_iterator<const Type*> i = po_begin(T), e = po_end(T);
for (po_iterator<const Type*> i = po_begin(T), e = po_end(T);
i != e; ++i) {
if (!i->isFloatingPointTy()) continue;
MMI.setCallsExternalVAFunctionWithFloatingPointArguments(true);
@@ -5419,7 +5419,7 @@ GetRegistersForValue(SDISelAsmOperandInfo &OpInfo,
// vector types).
EVT RegVT = *PhysReg.second->vt_begin();
if (RegVT.getSizeInBits() == OpInfo.ConstraintVT.getSizeInBits()) {
OpInfo.CallOperand = DAG.getNode(ISD::BIT_CONVERT, getCurDebugLoc(),
OpInfo.CallOperand = DAG.getNode(ISD::BITCAST, getCurDebugLoc(),
RegVT, OpInfo.CallOperand);
OpInfo.ConstraintVT = RegVT;
} else if (RegVT.isInteger() && OpInfo.ConstraintVT.isFloatingPoint()) {
@@ -5429,7 +5429,7 @@ GetRegistersForValue(SDISelAsmOperandInfo &OpInfo,
// machine.
RegVT = EVT::getIntegerVT(Context,
OpInfo.ConstraintVT.getSizeInBits());
OpInfo.CallOperand = DAG.getNode(ISD::BIT_CONVERT, getCurDebugLoc(),
OpInfo.CallOperand = DAG.getNode(ISD::BITCAST, getCurDebugLoc(),
RegVT, OpInfo.CallOperand);
OpInfo.ConstraintVT = RegVT;
}
@@ -5945,7 +5945,7 @@ void SelectionDAGBuilder::visitInlineAsm(ImmutableCallSite CS) {
// not have the same VT as was expected. Convert it to the right type
// with bit_convert.
if (ResultType != Val.getValueType() && Val.getValueType().isVector()) {
Val = DAG.getNode(ISD::BIT_CONVERT, getCurDebugLoc(),
Val = DAG.getNode(ISD::BITCAST, getCurDebugLoc(),
ResultType, Val);
} else if (ResultType != Val.getValueType() &&