#include "llvm/Function.h"
#include "llvm/Module.h"
#include "llvm/Intrinsics.h"
+#include "llvm/Type.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
: TargetLowering(TM, new TargetLoweringObjectFileELF()) {
// Set up the TargetLowering object.
//I am having problems with shr n i8 1
- setShiftAmountType(MVT::i64);
setBooleanContents(ZeroOrOneBooleanContent);
addRegisterClass(MVT::i64, Alpha::GPRCRegisterClass);
setOperationAction(ISD::FPOW , MVT::f32, Expand);
setOperationAction(ISD::FPOW , MVT::f64, Expand);
+ setOperationAction(ISD::FMA, MVT::f64, Expand);
+ setOperationAction(ISD::FMA, MVT::f32, Expand);
+
setOperationAction(ISD::SETCC, MVT::f32, Promote);
- setOperationAction(ISD::BIT_CONVERT, MVT::f32, Promote);
+ setOperationAction(ISD::BITCAST, MVT::f32, Promote);
setOperationAction(ISD::EH_LABEL, MVT::Other, Expand);
setJumpBufSize(272);
setJumpBufAlignment(16);
+ setMinFunctionAlignment(4);
+
computeRegisterProperties();
}
}
}
-/// getFunctionAlignment - Return the Log2 alignment of this function.
-unsigned AlphaTargetLowering::getFunctionAlignment(const Function *F) const {
- return 4;
-}
-
static SDValue LowerJumpTable(SDValue Op, SelectionDAG &DAG) {
EVT PtrVT = Op.getValueType();
JumpTableSDNode *JT = cast<JumpTableSDNode>(Op);
// Analyze operands of the call, assigning locations to each operand.
SmallVector<CCValAssign, 16> ArgLocs;
- CCState CCInfo(CallConv, isVarArg, getTargetMachine(),
- ArgLocs, *DAG.getContext());
+ CCState CCInfo(CallConv, isVarArg, DAG.getMachineFunction(),
+ getTargetMachine(), ArgLocs, *DAG.getContext());
CCInfo.AnalyzeCallOperands(Outs, CC_Alpha);
DAG.getIntPtrConstant(VA.getLocMemOffset()));
MemOpChains.push_back(DAG.getStore(Chain, dl, Arg, PtrOff,
- PseudoSourceValue::getStack(), 0,
- false, false, 0));
+ MachinePointerInfo(),false, false, 0));
}
}
// Build a sequence of copy-to-reg nodes chained together with token chain and
// flag operands which copy the outgoing args into registers. The InFlag in
- // necessary since all emited instructions must be stuck together.
+ // necessary since all emitted instructions must be stuck together.
SDValue InFlag;
for (unsigned i = 0, e = RegsToPass.size(); i != e; ++i) {
Chain = DAG.getCopyToReg(Chain, dl, RegsToPass[i].first,
}
// Returns a chain & a flag for retval copy to use.
- SDVTList NodeTys = DAG.getVTList(MVT::Other, MVT::Flag);
+ SDVTList NodeTys = DAG.getVTList(MVT::Other, MVT::Glue);
SmallVector<SDValue, 8> Ops;
Ops.push_back(Chain);
Ops.push_back(Callee);
// Assign locations to each value returned by this call.
SmallVector<CCValAssign, 16> RVLocs;
- CCState CCInfo(CallConv, isVarArg, getTargetMachine(), RVLocs,
- *DAG.getContext());
+ CCState CCInfo(CallConv, isVarArg, DAG.getMachineFunction(),
+ getTargetMachine(), RVLocs, *DAG.getContext());
CCInfo.AnalyzeCallResult(Ins, RetCC_Alpha);
// Create the SelectionDAG nodes corresponding to a load
//from this parameter
SDValue FIN = DAG.getFrameIndex(FI, MVT::i64);
- ArgVal = DAG.getLoad(ObjectVT, dl, Chain, FIN, NULL, 0,
+ ArgVal = DAG.getLoad(ObjectVT, dl, Chain, FIN, MachinePointerInfo(),
false, false, 0);
}
InVals.push_back(ArgVal);
int FI = MFI->CreateFixedObject(8, -8 * (6 - i), true);
if (i == 0) FuncInfo->setVarArgsBase(FI);
SDValue SDFI = DAG.getFrameIndex(FI, MVT::i64);
- LS.push_back(DAG.getStore(Chain, dl, argt, SDFI, NULL, 0,
+ LS.push_back(DAG.getStore(Chain, dl, argt, SDFI, MachinePointerInfo(),
false, false, 0));
if (TargetRegisterInfo::isPhysicalRegister(args_float[i]))
argt = DAG.getCopyFromReg(Chain, dl, args_float[i], MVT::f64);
FI = MFI->CreateFixedObject(8, - 8 * (12 - i), true);
SDFI = DAG.getFrameIndex(FI, MVT::i64);
- LS.push_back(DAG.getStore(Chain, dl, argt, SDFI, NULL, 0,
+ LS.push_back(DAG.getStore(Chain, dl, argt, SDFI, MachinePointerInfo(),
false, false, 0));
}
const Value *VAListS = cast<SrcValueSDNode>(N->getOperand(2))->getValue();
DebugLoc dl = N->getDebugLoc();
- SDValue Base = DAG.getLoad(MVT::i64, dl, Chain, VAListP, VAListS, 0,
+ SDValue Base = DAG.getLoad(MVT::i64, dl, Chain, VAListP,
+ MachinePointerInfo(VAListS),
false, false, 0);
SDValue Tmp = DAG.getNode(ISD::ADD, dl, MVT::i64, VAListP,
DAG.getConstant(8, MVT::i64));
SDValue Offset = DAG.getExtLoad(ISD::SEXTLOAD, dl, MVT::i64, Base.getValue(1),
- Tmp, NULL, 0, MVT::i32, false, false, 0);
+ Tmp, MachinePointerInfo(),
+ MVT::i32, false, false, 0);
DataPtr = DAG.getNode(ISD::ADD, dl, MVT::i64, Base, Offset);
if (N->getValueType(0).isFloatingPoint())
{
SDValue NewOffset = DAG.getNode(ISD::ADD, dl, MVT::i64, Offset,
DAG.getConstant(8, MVT::i64));
- Chain = DAG.getTruncStore(Offset.getValue(1), dl, NewOffset, Tmp, NULL, 0,
+ Chain = DAG.getTruncStore(Offset.getValue(1), dl, NewOffset, Tmp,
+ MachinePointerInfo(),
MVT::i32, false, false, 0);
}
"Unhandled SINT_TO_FP type in custom expander!");
SDValue LD;
bool isDouble = Op.getValueType() == MVT::f64;
- LD = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::f64, Op.getOperand(0));
+ LD = DAG.getNode(ISD::BITCAST, dl, MVT::f64, Op.getOperand(0));
SDValue FP = DAG.getNode(isDouble?AlphaISD::CVTQT_:AlphaISD::CVTQS_, dl,
isDouble?MVT::f64:MVT::f32, LD);
return FP;
src = DAG.getNode(AlphaISD::CVTTQ_, dl, MVT::f64, src);
- return DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i64, src);
+ return DAG.getNode(ISD::BITCAST, dl, MVT::i64, src);
}
case ISD::ConstantPool: {
ConstantPoolSDNode *CP = cast<ConstantPoolSDNode>(Op);
case ISD::GlobalAddress: {
GlobalAddressSDNode *GSDN = cast<GlobalAddressSDNode>(Op);
const GlobalValue *GV = GSDN->getGlobal();
- SDValue GA = DAG.getTargetGlobalAddress(GV, dl, MVT::i64,
+ SDValue GA = DAG.getTargetGlobalAddress(GV, dl, MVT::i64,
GSDN->getOffset());
// FIXME there isn't really any debug info here
- // if (!GV->hasWeakLinkage() && !GV->isDeclaration()
+ // if (!GV->hasWeakLinkage() && !GV->isDeclaration()
// && !GV->hasLinkOnceLinkage()) {
if (GV->hasLocalLinkage()) {
SDValue Hi = DAG.getNode(AlphaISD::GPRelHi, dl, MVT::i64, GA,
SDValue Result;
if (Op.getValueType() == MVT::i32)
Result = DAG.getExtLoad(ISD::SEXTLOAD, dl, MVT::i64, Chain, DataPtr,
- NULL, 0, MVT::i32, false, false, 0);
+ MachinePointerInfo(), MVT::i32, false, false, 0);
else
- Result = DAG.getLoad(Op.getValueType(), dl, Chain, DataPtr, NULL, 0,
+ Result = DAG.getLoad(Op.getValueType(), dl, Chain, DataPtr,
+ MachinePointerInfo(),
false, false, 0);
return Result;
}
const Value *DestS = cast<SrcValueSDNode>(Op.getOperand(3))->getValue();
const Value *SrcS = cast<SrcValueSDNode>(Op.getOperand(4))->getValue();
- SDValue Val = DAG.getLoad(getPointerTy(), dl, Chain, SrcP, SrcS, 0,
+ SDValue Val = DAG.getLoad(getPointerTy(), dl, Chain, SrcP,
+ MachinePointerInfo(SrcS),
false, false, 0);
- SDValue Result = DAG.getStore(Val.getValue(1), dl, Val, DestP, DestS, 0,
+ SDValue Result = DAG.getStore(Val.getValue(1), dl, Val, DestP,
+ MachinePointerInfo(DestS),
false, false, 0);
SDValue NP = DAG.getNode(ISD::ADD, dl, MVT::i64, SrcP,
DAG.getConstant(8, MVT::i64));
Val = DAG.getExtLoad(ISD::SEXTLOAD, dl, MVT::i64, Result,
- NP, NULL,0, MVT::i32, false, false, 0);
+ NP, MachinePointerInfo(), MVT::i32, false, false, 0);
SDValue NPD = DAG.getNode(ISD::ADD, dl, MVT::i64, DestP,
DAG.getConstant(8, MVT::i64));
- return DAG.getTruncStore(Val.getValue(1), dl, Val, NPD, NULL, 0, MVT::i32,
+ return DAG.getTruncStore(Val.getValue(1), dl, Val, NPD,
+ MachinePointerInfo(), MVT::i32,
false, false, 0);
}
case ISD::VASTART: {
// vastart stores the address of the VarArgsBase and VarArgsOffset
SDValue FR = DAG.getFrameIndex(FuncInfo->getVarArgsBase(), MVT::i64);
- SDValue S1 = DAG.getStore(Chain, dl, FR, VAListP, VAListS, 0,
- false, false, 0);
+ SDValue S1 = DAG.getStore(Chain, dl, FR, VAListP,
+ MachinePointerInfo(VAListS), false, false, 0);
SDValue SA2 = DAG.getNode(ISD::ADD, dl, MVT::i64, VAListP,
DAG.getConstant(8, MVT::i64));
return DAG.getTruncStore(S1, dl,
DAG.getConstant(FuncInfo->getVarArgsOffset(),
MVT::i64),
- SA2, NULL, 0, MVT::i32, false, false, 0);
+ SA2, MachinePointerInfo(),
+ MVT::i32, false, false, 0);
}
case ISD::RETURNADDR:
return DAG.getNode(AlphaISD::GlobalRetAddr, DebugLoc(), MVT::i64);
SDValue Chain, DataPtr;
LowerVAARG(N, Chain, DataPtr, DAG);
- SDValue Res = DAG.getLoad(N->getValueType(0), dl, Chain, DataPtr, NULL, 0,
+ SDValue Res = DAG.getLoad(N->getValueType(0), dl, Chain, DataPtr,
+ MachinePointerInfo(),
false, false, 0);
Results.push_back(Res);
Results.push_back(SDValue(Res.getNode(), 1));
return TargetLowering::getConstraintType(Constraint);
}
-std::vector<unsigned> AlphaTargetLowering::
-getRegClassForInlineAsmConstraint(const std::string &Constraint,
- EVT VT) const {
+/// Examine constraint type and operand type and determine a weight value.
+/// This object must already have been set up with the operand type
+/// and the current alternative constraint selected.
+TargetLowering::ConstraintWeight
+AlphaTargetLowering::getSingleConstraintMatchWeight(
+ AsmOperandInfo &info, const char *constraint) const {
+ ConstraintWeight weight = CW_Invalid;
+ Value *CallOperandVal = info.CallOperandVal;
+ // If we don't have a value, we can't do a match,
+ // but allow it at the lowest weight.
+ if (CallOperandVal == NULL)
+ return CW_Default;
+ // Look at the constraint type.
+ switch (*constraint) {
+ default:
+ weight = TargetLowering::getSingleConstraintMatchWeight(info, constraint);
+ break;
+ case 'f':
+ weight = CW_Register;
+ break;
+ }
+ return weight;
+}
+
+/// Given a register class constraint, like 'r', if this corresponds directly
+/// to an LLVM register class, return a register of 0 and the register class
+/// pointer.
+std::pair<unsigned, const TargetRegisterClass*> AlphaTargetLowering::
+getRegForInlineAsmConstraint(const std::string &Constraint, EVT VT) const
+{
if (Constraint.size() == 1) {
switch (Constraint[0]) {
- default: break; // Unknown constriant letter
- case 'f':
- return make_vector<unsigned>(Alpha::F0 , Alpha::F1 , Alpha::F2 ,
- Alpha::F3 , Alpha::F4 , Alpha::F5 ,
- Alpha::F6 , Alpha::F7 , Alpha::F8 ,
- Alpha::F9 , Alpha::F10, Alpha::F11,
- Alpha::F12, Alpha::F13, Alpha::F14,
- Alpha::F15, Alpha::F16, Alpha::F17,
- Alpha::F18, Alpha::F19, Alpha::F20,
- Alpha::F21, Alpha::F22, Alpha::F23,
- Alpha::F24, Alpha::F25, Alpha::F26,
- Alpha::F27, Alpha::F28, Alpha::F29,
- Alpha::F30, Alpha::F31, 0);
case 'r':
- return make_vector<unsigned>(Alpha::R0 , Alpha::R1 , Alpha::R2 ,
- Alpha::R3 , Alpha::R4 , Alpha::R5 ,
- Alpha::R6 , Alpha::R7 , Alpha::R8 ,
- Alpha::R9 , Alpha::R10, Alpha::R11,
- Alpha::R12, Alpha::R13, Alpha::R14,
- Alpha::R15, Alpha::R16, Alpha::R17,
- Alpha::R18, Alpha::R19, Alpha::R20,
- Alpha::R21, Alpha::R22, Alpha::R23,
- Alpha::R24, Alpha::R25, Alpha::R26,
- Alpha::R27, Alpha::R28, Alpha::R29,
- Alpha::R30, Alpha::R31, 0);
+ return std::make_pair(0U, Alpha::GPRCRegisterClass);
+ case 'f':
+ return VT == MVT::f64 ? std::make_pair(0U, Alpha::F8RCRegisterClass) :
+ std::make_pair(0U, Alpha::F4RCRegisterClass);
}
}
-
- return std::vector<unsigned>();
+ return TargetLowering::getRegForInlineAsmConstraint(Constraint, VT);
}
+
//===----------------------------------------------------------------------===//
// Other Lowering Code
//===----------------------------------------------------------------------===//