//
// The LLVM Compiler Infrastructure
//
-// This file was developed by Duraid Madina and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/SelectionDAG.h"
-#include "llvm/CodeGen/SSARegMap.h"
+#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/Constants.h"
#include "llvm/Function.h"
using namespace llvm;
setLoadXAction(ISD::EXTLOAD , MVT::i1 , Promote);
- setLoadXAction(ISD::ZEXTLOAD , MVT::i1 , Expand);
+ setLoadXAction(ISD::ZEXTLOAD , MVT::i1 , Promote);
- setLoadXAction(ISD::SEXTLOAD , MVT::i1 , Expand);
+ setLoadXAction(ISD::SEXTLOAD , MVT::i1 , Promote);
setLoadXAction(ISD::SEXTLOAD , MVT::i8 , Expand);
setLoadXAction(ISD::SEXTLOAD , MVT::i16 , Expand);
setLoadXAction(ISD::SEXTLOAD , MVT::i32 , Expand);
setOperationAction(ISD::MEMMOVE , MVT::Other, Expand);
setOperationAction(ISD::MEMSET , MVT::Other, Expand);
setOperationAction(ISD::MEMCPY , MVT::Other, Expand);
-
+ setOperationAction(ISD::MEMBARRIER , MVT::Other, Expand);
+
setOperationAction(ISD::SINT_TO_FP , MVT::i1 , Promote);
setOperationAction(ISD::UINT_TO_FP , MVT::i1 , Promote);
- // We don't support sin/cos/sqrt
+ // We don't support sin/cos/sqrt/pow
setOperationAction(ISD::FSIN , MVT::f64, Expand);
setOperationAction(ISD::FCOS , MVT::f64, Expand);
setOperationAction(ISD::FSQRT, MVT::f64, Expand);
+ setOperationAction(ISD::FPOW , MVT::f64, Expand);
setOperationAction(ISD::FSIN , MVT::f32, Expand);
setOperationAction(ISD::FCOS , MVT::f32, Expand);
setOperationAction(ISD::FSQRT, MVT::f32, Expand);
+ setOperationAction(ISD::FPOW , MVT::f32, Expand);
// FIXME: IA64 supports fcopysign natively!
setOperationAction(ISD::FCOPYSIGN, MVT::f64, Expand);
setOperationAction(ISD::STACKSAVE, MVT::Other, Expand);
setOperationAction(ISD::STACKRESTORE, MVT::Other, Expand);
setOperationAction(ISD::DYNAMIC_STACKALLOC, MVT::i64, Expand);
+ setOperationAction(ISD::PREFETCH , MVT::Other, Expand);
+
+ // Thread Local Storage
+ setOperationAction(ISD::GlobalTLSAddress, MVT::i64, Custom);
setStackPointerRegisterToSaveRestore(IA64::r12);
computeRegisterProperties();
- setOperationAction(ISD::ConstantFP, MVT::f64, Expand);
- addLegalFPImmediate(+0.0);
- addLegalFPImmediate(+1.0);
+ addLegalFPImmediate(APFloat(+0.0));
+ addLegalFPImmediate(APFloat(-0.0));
+ addLegalFPImmediate(APFloat(+1.0));
+ addLegalFPImmediate(APFloat(-1.0));
}
const char *IA64TargetLowering::getTargetNodeName(unsigned Opcode) const {
MachineFrameInfo *MFI = MF.getFrameInfo();
const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
- GP = MF.getSSARegMap()->createVirtualRegister(getRegClassFor(MVT::i64));
- SP = MF.getSSARegMap()->createVirtualRegister(getRegClassFor(MVT::i64));
- RP = MF.getSSARegMap()->createVirtualRegister(getRegClassFor(MVT::i64));
+ GP = MF.getRegInfo().createVirtualRegister(getRegClassFor(MVT::i64));
+ SP = MF.getRegInfo().createVirtualRegister(getRegClassFor(MVT::i64));
+ RP = MF.getRegInfo().createVirtualRegister(getRegClassFor(MVT::i64));
MachineBasicBlock& BB = MF.front();
// see intel ABI docs)
case MVT::f64:
//XXX BuildMI(&BB, IA64::IDEF, 0, args_FP[used_FPArgs]);
- MF.addLiveIn(args_FP[used_FPArgs]); // mark this reg as liveIn
+ MF.getRegInfo().addLiveIn(args_FP[used_FPArgs]);
+ // mark this reg as liveIn
// floating point args go into f8..f15 as-needed, the increment
argVreg[count] = // is below..:
- MF.getSSARegMap()->createVirtualRegister(getRegClassFor(MVT::f64));
+ MF.getRegInfo().createVirtualRegister(getRegClassFor(MVT::f64));
// FP args go into f8..f15 as needed: (hence the ++)
argPreg[count] = args_FP[used_FPArgs++];
argOpc[count] = IA64::FMOV;
argt = newroot = DAG.getCopyFromReg(DAG.getRoot(), argVreg[count],
MVT::f64);
if (I->getType() == Type::FloatTy)
- argt = DAG.getNode(ISD::FP_ROUND, MVT::f32, argt);
+ argt = DAG.getNode(ISD::FP_ROUND, MVT::f32, argt,
+ DAG.getIntPtrConstant(0));
break;
case MVT::i1: // NOTE: as far as C abi stuff goes,
// bools are just boring old ints
case MVT::i32:
case MVT::i64:
//XXX BuildMI(&BB, IA64::IDEF, 0, args_int[count]);
- MF.addLiveIn(args_int[count]); // mark this register as liveIn
+ MF.getRegInfo().addLiveIn(args_int[count]);
+ // mark this register as liveIn
argVreg[count] =
- MF.getSSARegMap()->createVirtualRegister(getRegClassFor(MVT::i64));
+ MF.getRegInfo().createVirtualRegister(getRegClassFor(MVT::i64));
argPreg[count] = args_int[count];
argOpc[count] = IA64::MOV;
argt = newroot =
// Create a vreg to hold the output of (what will become)
// the "alloc" instruction
- VirtGPR = MF.getSSARegMap()->createVirtualRegister(getRegClassFor(MVT::i64));
+ VirtGPR = MF.getRegInfo().createVirtualRegister(getRegClassFor(MVT::i64));
BuildMI(&BB, TII->get(IA64::PSEUDO_ALLOC), VirtGPR);
// we create a PSEUDO_ALLOC (pseudo)instruction for now
/*
case MVT::i16:
case MVT::i32:
case MVT::i64:
- MF.addLiveOut(IA64::r8);
+ MF.getRegInfo().addLiveOut(IA64::r8);
break;
case MVT::f32:
case MVT::f64:
- MF.addLiveOut(IA64::F8);
+ MF.getRegInfo().addLiveOut(IA64::F8);
break;
}
}
std::pair<SDOperand, SDOperand>
-IA64TargetLowering::LowerCallTo(SDOperand Chain,
- const Type *RetTy, bool RetTyIsSigned,
+IA64TargetLowering::LowerCallTo(SDOperand Chain, const Type *RetTy,
+ bool RetSExt, bool RetZExt,
bool isVarArg, unsigned CallingConv,
bool isTailCall, SDOperand Callee,
ArgListTy &Args, SelectionDAG &DAG) {
case MVT::i32: {
//promote to 64-bits, sign/zero extending based on type
//of the argument
- ISD::NodeType ExtendKind = ISD::ZERO_EXTEND;
- if (Args[i].isSigned)
+ ISD::NodeType ExtendKind = ISD::ANY_EXTEND;
+ if (Args[i].isSExt)
ExtendKind = ISD::SIGN_EXTEND;
+ else if (Args[i].isZExt)
+ ExtendKind = ISD::ZERO_EXTEND;
Val = DAG.getNode(ExtendKind, MVT::i64, Val);
// XXX: fall through
}
ValToStore = Val;
} else {
RegValuesToPass.push_back(Val);
- if(1 /* TODO: if(calling external or varadic function)*/ ) {
- ValToConvert = Val; // additionally pass this FP value as an int
- }
+ if(1 /* TODO: if(calling external or varadic function)*/ ) {
+ ValToConvert = Val; // additionally pass this FP value as an int
+ }
}
break;
}
}
if(ValToConvert.Val) {
- Converts.push_back(DAG.getNode(IA64ISD::GETFD, MVT::i64, ValToConvert));
+ Converts.push_back(DAG.getNode(IA64ISD::GETFD, MVT::i64, ValToConvert));
}
}
Chain = boolInR8.getValue(1);
SDOperand zeroReg = DAG.getCopyFromReg(Chain, IA64::r0, MVT::i64, InFlag);
InFlag = zeroReg.getValue(2);
- Chain = zeroReg.getValue(1);
+ Chain = zeroReg.getValue(1);
RetVal = DAG.getSetCC(MVT::i1, boolInR8, zeroReg, ISD::SETNE);
break;
}
}
- Chain = DAG.getNode(ISD::CALLSEQ_END, MVT::Other, Chain,
- DAG.getConstant(NumBytes, getPointerTy()));
-
+ Chain = DAG.getCALLSEQ_END(Chain,
+ DAG.getConstant(NumBytes, getPointerTy()),
+ DAG.getConstant(0, getPointerTy()),
+ SDOperand());
return std::make_pair(RetVal, Chain);
}
LowerOperation(SDOperand Op, SelectionDAG &DAG) {
switch (Op.getOpcode()) {
default: assert(0 && "Should not custom lower this!");
+ case ISD::GlobalTLSAddress:
+ assert(0 && "TLS not implemented for IA64.");
case ISD::RET: {
SDOperand AR_PFSVal, Copy;
}
case ISD::VAARG: {
MVT::ValueType VT = getPointerTy();
- SrcValueSDNode *SV = cast<SrcValueSDNode>(Op.getOperand(2));
+ const Value *SV = cast<SrcValueSDNode>(Op.getOperand(2))->getValue();
SDOperand VAList = DAG.getLoad(VT, Op.getOperand(0), Op.getOperand(1),
- SV->getValue(), SV->getOffset());
+ SV, 0);
// Increment the pointer, VAList, to the next vaarg
SDOperand VAIncr = DAG.getNode(ISD::ADD, VT, VAList,
DAG.getConstant(MVT::getSizeInBits(VT)/8,
VT));
// Store the incremented VAList to the legalized pointer
VAIncr = DAG.getStore(VAList.getValue(1), VAIncr,
- Op.getOperand(1), SV->getValue(), SV->getOffset());
+ Op.getOperand(1), SV, 0);
// Load the actual argument out of the pointer VAList
return DAG.getLoad(Op.getValueType(), VAIncr, VAList, NULL, 0);
}
// vastart just stores the address of the VarArgsFrameIndex slot into the
// memory location argument.
SDOperand FR = DAG.getFrameIndex(VarArgsFrameIndex, MVT::i64);
- SrcValueSDNode *SV = cast<SrcValueSDNode>(Op.getOperand(2));
- return DAG.getStore(Op.getOperand(0), FR,
- Op.getOperand(1), SV->getValue(), SV->getOffset());
+ const Value *SV = cast<SrcValueSDNode>(Op.getOperand(2))->getValue();
+ return DAG.getStore(Op.getOperand(0), FR, Op.getOperand(1), SV, 0);
}
// Frame & Return address. Currently unimplemented
case ISD::RETURNADDR: break;
case ISD::FRAMEADDR: break;
- // Exception address and exception selector. Currently unimplemented.
- case ISD::EXCEPTIONADDR: break;
- case ISD::EHSELECTION: break;
}
return SDOperand();
}