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Remove getRegClassForInlineAsmConstraint from the ARM port.

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Part of rdar://9643582


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134095 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2011-06-29 21:10:36 +00:00
parent 50cf9b38dc
commit fa6f5917af
2 changed files with 15 additions and 59 deletions
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71
lib/Target/ARM/ARMISelLowering.cpp
View File

@ -5526,7 +5526,7 @@ SDValue combineSelectAndUse(SDNode *N, SDValue Slct, SDValue OtherOp,
return SDValue();
}
// AddCombineToVPADDL- For pair-wise add on neon, use the vpaddl instruction
// AddCombineToVPADDL- For pair-wise add on neon, use the vpaddl instruction
// (only after legalization).
static SDValue AddCombineToVPADDL(SDNode *N, SDValue N0, SDValue N1,
TargetLowering::DAGCombinerInfo &DCI,
@ -5557,25 +5557,25 @@ static SDValue AddCombineToVPADDL(SDNode *N, SDValue N0, SDValue N1,
SDNode *V = Vec.getNode();
unsigned nextIndex = 0;
// For each operands to the ADD which are BUILD_VECTORs,
// For each operands to the ADD which are BUILD_VECTORs,
// check to see if each of their operands are an EXTRACT_VECTOR with
// the same vector and appropriate index.
for (unsigned i = 0, e = N0->getNumOperands(); i != e; ++i) {
if (N0->getOperand(i)->getOpcode() == ISD::EXTRACT_VECTOR_ELT
&& N1->getOperand(i)->getOpcode() == ISD::EXTRACT_VECTOR_ELT) {
SDValue ExtVec0 = N0->getOperand(i);
SDValue ExtVec1 = N1->getOperand(i);
// First operand is the vector, verify its the same.
if (V != ExtVec0->getOperand(0).getNode() ||
V != ExtVec1->getOperand(0).getNode())
return SDValue();
// Second is the constant, verify its correct.
ConstantSDNode *C0 = dyn_cast<ConstantSDNode>(ExtVec0->getOperand(1));
ConstantSDNode *C1 = dyn_cast<ConstantSDNode>(ExtVec1->getOperand(1));
// For the constant, we want to see all the even or all the odd.
if (!C0 || !C1 || C0->getZExtValue() != nextIndex
|| C1->getZExtValue() != nextIndex+1)
@ -5583,7 +5583,7 @@ static SDValue AddCombineToVPADDL(SDNode *N, SDValue N0, SDValue N1,
// Increment index.
nextIndex+=2;
} else
} else
return SDValue();
}
@ -5598,7 +5598,7 @@ static SDValue AddCombineToVPADDL(SDNode *N, SDValue N0, SDValue N1,
// Input is the vector.
Ops.push_back(Vec);
// Get widened type and narrowed type.
MVT widenType;
unsigned numElem = VT.getVectorNumElements();
@ -5627,7 +5627,7 @@ static SDValue PerformADDCombineWithOperands(SDNode *N, SDValue N0, SDValue N1,
SDValue Result = AddCombineToVPADDL(N, N0, N1, DCI, Subtarget);
if (Result.getNode())
return Result;
// fold (add (select cc, 0, c), x) -> (select cc, x, (add, x, c))
if (N0.getOpcode() == ISD::SELECT && N0.getNode()->hasOneUse()) {
SDValue Result = combineSelectAndUse(N, N0, N1, DCI);
@ -6482,7 +6482,7 @@ static SDValue PerformVDUPLANECombine(SDNode *N,
return DCI.DAG.getNode(ISD::BITCAST, N->getDebugLoc(), VT, Op);
}
// isConstVecPow2 - Return true if each vector element is a power of 2, all
// isConstVecPow2 - Return true if each vector element is a power of 2, all
// elements are the same constant, C, and Log2(C) ranges from 1 to 32.
static bool isConstVecPow2(SDValue ConstVec, bool isSigned, uint64_t &C)
{
@ -6494,7 +6494,7 @@ static bool isConstVecPow2(SDValue ConstVec, bool isSigned, uint64_t &C)
if (!C)
return false;
bool isExact;
bool isExact;
APFloat APF = C->getValueAPF();
if (APF.convertToInteger(&cN, 64, isSigned, APFloat::rmTowardZero, &isExact)
!= APFloat::opOK || !isExact)
@ -6532,7 +6532,7 @@ static SDValue PerformVCVTCombine(SDNode *N,
SDValue ConstVec = Op->getOperand(1);
bool isSigned = N->getOpcode() == ISD::FP_TO_SINT;
if (ConstVec.getOpcode() != ISD::BUILD_VECTOR ||
if (ConstVec.getOpcode() != ISD::BUILD_VECTOR ||
!isConstVecPow2(ConstVec, isSigned, C))
return SDValue();
@ -6540,7 +6540,7 @@ static SDValue PerformVCVTCombine(SDNode *N,
Intrinsic::arm_neon_vcvtfp2fxu;
return DAG.getNode(ISD::INTRINSIC_WO_CHAIN, N->getDebugLoc(),
N->getValueType(0),
DAG.getConstant(IntrinsicOpcode, MVT::i32), N0,
DAG.getConstant(IntrinsicOpcode, MVT::i32), N0,
DAG.getConstant(Log2_64(C), MVT::i32));
}
@ -6572,11 +6572,11 @@ static SDValue PerformVDIVCombine(SDNode *N,
!isConstVecPow2(ConstVec, isSigned, C))
return SDValue();
unsigned IntrinsicOpcode = isSigned ? Intrinsic::arm_neon_vcvtfxs2fp :
unsigned IntrinsicOpcode = isSigned ? Intrinsic::arm_neon_vcvtfxs2fp :
Intrinsic::arm_neon_vcvtfxu2fp;
return DAG.getNode(ISD::INTRINSIC_WO_CHAIN, N->getDebugLoc(),
Op.getValueType(),
DAG.getConstant(IntrinsicOpcode, MVT::i32),
DAG.getConstant(IntrinsicOpcode, MVT::i32),
Op.getOperand(0), DAG.getConstant(Log2_64(C), MVT::i32));
}
@ -7556,47 +7556,6 @@ ARMTargetLowering::getRegForInlineAsmConstraint(const std::string &Constraint,
return TargetLowering::getRegForInlineAsmConstraint(Constraint, VT);
}
std::vector<unsigned> ARMTargetLowering::
getRegClassForInlineAsmConstraint(const std::string &Constraint,
EVT VT) const {
if (Constraint.size() != 1)
return std::vector<unsigned>();
switch (Constraint[0]) { // GCC ARM Constraint Letters
default: break;
case 'l':
return make_vector<unsigned>(ARM::R0, ARM::R1, ARM::R2, ARM::R3,
ARM::R4, ARM::R5, ARM::R6, ARM::R7,
0);
case 'r':
return make_vector<unsigned>(ARM::R0, ARM::R1, ARM::R2, ARM::R3,
ARM::R4, ARM::R5, ARM::R6, ARM::R7,
ARM::R8, ARM::R9, ARM::R10, ARM::R11,
ARM::R12, ARM::LR, 0);
case 'w':
if (VT == MVT::f32)
return make_vector<unsigned>(ARM::S0, ARM::S1, ARM::S2, ARM::S3,
ARM::S4, ARM::S5, ARM::S6, ARM::S7,
ARM::S8, ARM::S9, ARM::S10, ARM::S11,
ARM::S12,ARM::S13,ARM::S14,ARM::S15,
ARM::S16,ARM::S17,ARM::S18,ARM::S19,
ARM::S20,ARM::S21,ARM::S22,ARM::S23,
ARM::S24,ARM::S25,ARM::S26,ARM::S27,
ARM::S28,ARM::S29,ARM::S30,ARM::S31, 0);
if (VT.getSizeInBits() == 64)
return make_vector<unsigned>(ARM::D0, ARM::D1, ARM::D2, ARM::D3,
ARM::D4, ARM::D5, ARM::D6, ARM::D7,
ARM::D8, ARM::D9, ARM::D10,ARM::D11,
ARM::D12,ARM::D13,ARM::D14,ARM::D15, 0);
if (VT.getSizeInBits() == 128)
return make_vector<unsigned>(ARM::Q0, ARM::Q1, ARM::Q2, ARM::Q3,
ARM::Q4, ARM::Q5, ARM::Q6, ARM::Q7, 0);
break;
}
return std::vector<unsigned>();
}
/// LowerAsmOperandForConstraint - Lower the specified operand into the Ops
/// vector. If it is invalid, don't add anything to Ops.
void ARMTargetLowering::LowerAsmOperandForConstraint(SDValue Op,

3
lib/Target/ARM/ARMISelLowering.h
View File

@ -306,9 +306,6 @@ namespace llvm {
std::pair<unsigned, const TargetRegisterClass*>
getRegForInlineAsmConstraint(const std::string &Constraint,
EVT VT) const;
std::vector<unsigned>
getRegClassForInlineAsmConstraint(const std::string &Constraint,
EVT VT) const;
/// LowerAsmOperandForConstraint - Lower the specified operand into the Ops
/// vector. If it is invalid, don't add anything to Ops. If hasMemory is