//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group 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/Intrinsics.h"
#include "llvm/IntrinsicInst.h"
#include "llvm/ParameterAttributes.h"
-#include "llvm/CodeGen/MachineModuleInfo.h"
+#include "llvm/CodeGen/Collector.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineJumpTableInfo.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
+#include "llvm/CodeGen/MachineJumpTableInfo.h"
+#include "llvm/CodeGen/MachineModuleInfo.h"
+#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/SchedulerRegistry.h"
#include "llvm/CodeGen/SelectionDAG.h"
-#include "llvm/CodeGen/SSARegMap.h"
#include "llvm/Target/MRegisterInfo.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetFrameInfo.h"
TargetLowering &TLI;
Function &Fn;
MachineFunction &MF;
- SSARegMap *RegMap;
+ MachineRegisterInfo &RegInfo;
FunctionLoweringInfo(TargetLowering &TLI, Function &Fn,MachineFunction &MF);
#endif
unsigned MakeReg(MVT::ValueType VT) {
- return RegMap->createVirtualRegister(TLI.getRegClassFor(VT));
+ return RegInfo.createVirtualRegister(TLI.getRegClassFor(VT));
}
/// isExportedInst - Return true if the specified value is an instruction
FunctionLoweringInfo::FunctionLoweringInfo(TargetLowering &tli,
Function &fn, MachineFunction &mf)
- : TLI(tli), Fn(fn), MF(mf), RegMap(MF.getSSARegMap()) {
+ : TLI(tli), Fn(fn), MF(mf), RegInfo(MF.getRegInfo()) {
// Create a vreg for each argument register that is not dead and is used
// outside of the entry block for the function.
if (AllocaInst *AI = dyn_cast<AllocaInst>(I))
if (ConstantInt *CUI = dyn_cast<ConstantInt>(AI->getArraySize())) {
const Type *Ty = AI->getAllocatedType();
- uint64_t TySize = TLI.getTargetData()->getTypeSize(Ty);
+ uint64_t TySize = TLI.getTargetData()->getABITypeSize(Ty);
unsigned Align =
std::max((unsigned)TLI.getTargetData()->getPrefTypeAlignment(Ty),
AI->getAlignment());
/// FuncInfo - Information about the function as a whole.
///
FunctionLoweringInfo &FuncInfo;
+
+ /// GCI - Garbage collection metadata for the function.
+ CollectorMetadata *GCI;
SelectionDAGLowering(SelectionDAG &dag, TargetLowering &tli,
AliasAnalysis &aa,
- FunctionLoweringInfo &funcinfo)
+ FunctionLoweringInfo &funcinfo,
+ CollectorMetadata *gci)
: TLI(tli), DAG(dag), TD(DAG.getTarget().getTargetData()), AA(aa),
- FuncInfo(funcinfo) {
+ FuncInfo(funcinfo), GCI(gci) {
}
/// getRoot - Return the current virtual root of the Selection DAG.
unsigned Opc);
bool isExportableFromCurrentBlock(Value *V, const BasicBlock *FromBB);
void ExportFromCurrentBlock(Value *V);
- void LowerCallTo(Instruction &I,
- const Type *CalledValueTy, unsigned CallingConv,
- bool IsTailCall, SDOperand Callee, unsigned OpIdx,
+ void LowerCallTo(CallSite CS, SDOperand Callee, bool IsTailCall,
MachineBasicBlock *LandingPad = NULL);
-
+
// Terminator instructions.
void visitRet(ReturnInst &I);
void visitBr(BranchInst &I);
void visitStore(StoreInst &I);
void visitPHI(PHINode &I) { } // PHI nodes are handled specially.
void visitCall(CallInst &I);
- void visitInlineAsm(CallInst &I);
+ void visitInlineAsm(CallSite CS);
const char *visitIntrinsicCall(CallInst &I, unsigned Intrinsic);
void visitTargetIntrinsic(CallInst &I, unsigned Intrinsic);
TmpVT = TLI.getTypeToTransformTo(MVT::i32);
else
TmpVT = MVT::i32;
- const FunctionType *FTy = I.getParent()->getParent()->getFunctionType();
- const ParamAttrsList *Attrs = FTy->getParamAttrs();
+ const Function *F = I.getParent()->getParent();
ISD::NodeType ExtendKind = ISD::ANY_EXTEND;
- if (Attrs && Attrs->paramHasAttr(0, ParamAttr::SExt))
+ if (F->paramHasAttr(0, ParamAttr::SExt))
ExtendKind = ISD::SIGN_EXTEND;
- if (Attrs && Attrs->paramHasAttr(0, ParamAttr::ZExt))
+ if (F->paramHasAttr(0, ParamAttr::ZExt))
ExtendKind = ISD::ZERO_EXTEND;
RetOp = DAG.getNode(ExtendKind, TmpVT, RetOp);
NewValues.push_back(RetOp);
// Update machine-CFG edges.
CurMBB->addSuccessor(Succ0MBB);
-
return;
}
MachineBasicBlock *Return = FuncInfo.MBBMap[I.getSuccessor(0)];
MachineBasicBlock *LandingPad = FuncInfo.MBBMap[I.getSuccessor(1)];
- LowerCallTo(I, I.getCalledValue()->getType(),
- I.getCallingConv(),
- false,
- getValue(I.getOperand(0)),
- 3, LandingPad);
+ if (isa<InlineAsm>(I.getCalledValue()))
+ visitInlineAsm(&I);
+ else
+ LowerCallTo(&I, getValue(I.getOperand(0)), false, LandingPad);
// If the value of the invoke is used outside of its defining block, make it
// available as a virtual register.
SI.getSuccessorValue(i),
SMBB));
}
- sort(Cases.begin(), Cases.end(), CaseCmp());
+ std::sort(Cases.begin(), Cases.end(), CaseCmp());
// Merge case into clusters
if (Cases.size()>=2)
return; // getValue will auto-populate this.
const Type *Ty = I.getAllocatedType();
- uint64_t TySize = TLI.getTargetData()->getTypeSize(Ty);
+ uint64_t TySize = TLI.getTargetData()->getABITypeSize(Ty);
unsigned Align =
std::max((unsigned)TLI.getTargetData()->getPrefTypeAlignment(Ty),
I.getAlignment());
I.isVolatile(), I.getAlignment()));
}
-/// IntrinsicCannotAccessMemory - Return true if the specified intrinsic cannot
-/// access memory and has no other side effects at all.
-static bool IntrinsicCannotAccessMemory(unsigned IntrinsicID) {
-#define GET_NO_MEMORY_INTRINSICS
-#include "llvm/Intrinsics.gen"
-#undef GET_NO_MEMORY_INTRINSICS
- return false;
-}
-
-// IntrinsicOnlyReadsMemory - Return true if the specified intrinsic doesn't
-// have any side-effects or if it only reads memory.
-static bool IntrinsicOnlyReadsMemory(unsigned IntrinsicID) {
-#define GET_SIDE_EFFECT_INFO
-#include "llvm/Intrinsics.gen"
-#undef GET_SIDE_EFFECT_INFO
- return false;
-}
-
/// visitTargetIntrinsic - Lower a call of a target intrinsic to an INTRINSIC
/// node.
void SelectionDAGLowering::visitTargetIntrinsic(CallInst &I,
unsigned Intrinsic) {
- bool HasChain = !IntrinsicCannotAccessMemory(Intrinsic);
- bool OnlyLoad = HasChain && IntrinsicOnlyReadsMemory(Intrinsic);
-
+ bool HasChain = !I.doesNotAccessMemory();
+ bool OnlyLoad = HasChain && I.onlyReadsMemory();
+
// Build the operand list.
SmallVector<SDOperand, 8> Ops;
if (HasChain) { // If this intrinsic has side-effects, chainify it.
DAG.setRoot(Tmp.getValue(1));
return 0;
}
+
+ case Intrinsic::gcroot:
+ if (GCI) {
+ Value *Alloca = I.getOperand(1);
+ Constant *TypeMap = cast<Constant>(I.getOperand(2));
+
+ FrameIndexSDNode *FI = cast<FrameIndexSDNode>(getValue(Alloca).Val);
+ GCI->addStackRoot(FI->getIndex(), TypeMap);
+ }
+ return 0;
+
+ case Intrinsic::gcread:
+ case Intrinsic::gcwrite:
+ assert(0 && "Collector failed to lower gcread/gcwrite intrinsics!");
+ return 0;
+
+ case Intrinsic::flt_rounds: {
+ setValue(&I, DAG.getNode(ISD::FLT_ROUNDS, MVT::i32));
+ return 0;
+ }
}
}
-void SelectionDAGLowering::LowerCallTo(Instruction &I,
- const Type *CalledValueTy,
- unsigned CallingConv,
+void SelectionDAGLowering::LowerCallTo(CallSite CS, SDOperand Callee,
bool IsTailCall,
- SDOperand Callee, unsigned OpIdx,
MachineBasicBlock *LandingPad) {
- const PointerType *PT = cast<PointerType>(CalledValueTy);
+ const PointerType *PT = cast<PointerType>(CS.getCalledValue()->getType());
const FunctionType *FTy = cast<FunctionType>(PT->getElementType());
- const ParamAttrsList *Attrs = FTy->getParamAttrs();
MachineModuleInfo *MMI = DAG.getMachineModuleInfo();
unsigned BeginLabel = 0, EndLabel = 0;
-
+
TargetLowering::ArgListTy Args;
TargetLowering::ArgListEntry Entry;
- Args.reserve(I.getNumOperands());
- for (unsigned i = OpIdx, e = I.getNumOperands(); i != e; ++i) {
- Value *Arg = I.getOperand(i);
- SDOperand ArgNode = getValue(Arg);
- Entry.Node = ArgNode; Entry.Ty = Arg->getType();
-
- unsigned attrInd = i - OpIdx + 1;
- Entry.isSExt = Attrs && Attrs->paramHasAttr(attrInd, ParamAttr::SExt);
- Entry.isZExt = Attrs && Attrs->paramHasAttr(attrInd, ParamAttr::ZExt);
- Entry.isInReg = Attrs && Attrs->paramHasAttr(attrInd, ParamAttr::InReg);
- Entry.isSRet = Attrs && Attrs->paramHasAttr(attrInd, ParamAttr::StructRet);
- Entry.isNest = Attrs && Attrs->paramHasAttr(attrInd, ParamAttr::Nest);
- Entry.isByVal = Attrs && Attrs->paramHasAttr(attrInd, ParamAttr::ByVal);
+ Args.reserve(CS.arg_size());
+ for (CallSite::arg_iterator i = CS.arg_begin(), e = CS.arg_end();
+ i != e; ++i) {
+ SDOperand ArgNode = getValue(*i);
+ Entry.Node = ArgNode; Entry.Ty = (*i)->getType();
+
+ unsigned attrInd = i - CS.arg_begin() + 1;
+ Entry.isSExt = CS.paramHasAttr(attrInd, ParamAttr::SExt);
+ Entry.isZExt = CS.paramHasAttr(attrInd, ParamAttr::ZExt);
+ Entry.isInReg = CS.paramHasAttr(attrInd, ParamAttr::InReg);
+ Entry.isSRet = CS.paramHasAttr(attrInd, ParamAttr::StructRet);
+ Entry.isNest = CS.paramHasAttr(attrInd, ParamAttr::Nest);
+ Entry.isByVal = CS.paramHasAttr(attrInd, ParamAttr::ByVal);
Args.push_back(Entry);
}
- if (ExceptionHandling && MMI && LandingPad) {
+ bool MarkTryRange = LandingPad ||
+ // C++ requires special handling of 'nounwind' calls.
+ (CS.doesNotThrow());
+
+ if (MarkTryRange && ExceptionHandling && MMI) {
// Insert a label before the invoke call to mark the try range. This can be
// used to detect deletion of the invoke via the MachineModuleInfo.
BeginLabel = MMI->NextLabelID();
DAG.setRoot(DAG.getNode(ISD::LABEL, MVT::Other, getRoot(),
DAG.getConstant(BeginLabel, MVT::i32)));
}
-
+
std::pair<SDOperand,SDOperand> Result =
- TLI.LowerCallTo(getRoot(), I.getType(),
- Attrs && Attrs->paramHasAttr(0, ParamAttr::SExt),
- FTy->isVarArg(), CallingConv, IsTailCall,
+ TLI.LowerCallTo(getRoot(), CS.getType(),
+ CS.paramHasAttr(0, ParamAttr::SExt),
+ FTy->isVarArg(), CS.getCallingConv(), IsTailCall,
Callee, Args, DAG);
- if (I.getType() != Type::VoidTy)
- setValue(&I, Result.first);
+ if (CS.getType() != Type::VoidTy)
+ setValue(CS.getInstruction(), Result.first);
DAG.setRoot(Result.second);
- if (ExceptionHandling && MMI && LandingPad) {
+ if (MarkTryRange && ExceptionHandling && MMI) {
// Insert a label at the end of the invoke call to mark the try range. This
// can be used to detect deletion of the invoke via the MachineModuleInfo.
EndLabel = MMI->NextLabelID();
DAG.setRoot(DAG.getNode(ISD::LABEL, MVT::Other, getRoot(),
DAG.getConstant(EndLabel, MVT::i32)));
- // Inform MachineModuleInfo of range.
+ // Inform MachineModuleInfo of range.
MMI->addInvoke(LandingPad, BeginLabel, EndLabel);
}
}
}
}
} else if (isa<InlineAsm>(I.getOperand(0))) {
- visitInlineAsm(I);
+ visitInlineAsm(&I);
return;
}
else
Callee = DAG.getExternalSymbol(RenameFn, TLI.getPointerTy());
- LowerCallTo(I, I.getCalledValue()->getType(),
- I.getCallingConv(),
- I.isTailCall(),
- Callee,
- 1);
+ LowerCallTo(&I, Callee, I.isTailCall());
}
ValueVT = RegVT;
// Create the appropriate number of virtual registers.
- SSARegMap *RegMap = MF.getSSARegMap();
+ MachineRegisterInfo &RegInfo = MF.getRegInfo();
for (; NumRegs; --NumRegs)
- Regs.push_back(RegMap->createVirtualRegister(PhysReg.second));
+ Regs.push_back(RegInfo.createVirtualRegister(PhysReg.second));
OpInfo.AssignedRegs = RegsForValue(Regs, RegVT, ValueVT);
OpInfo.MarkAllocatedRegs(isOutReg, isInReg, OutputRegs, InputRegs);
/// visitInlineAsm - Handle a call to an InlineAsm object.
///
-void SelectionDAGLowering::visitInlineAsm(CallInst &I) {
- InlineAsm *IA = cast<InlineAsm>(I.getOperand(0));
+void SelectionDAGLowering::visitInlineAsm(CallSite CS) {
+ InlineAsm *IA = cast<InlineAsm>(CS.getCalledValue());
/// ConstraintOperands - Information about all of the constraints.
std::vector<AsmOperandInfo> ConstraintOperands;
// registers, because it will not know to avoid the earlyclobbered output reg.
bool SawEarlyClobber = false;
- unsigned OpNo = 1; // OpNo - The operand of the CallInst.
+ unsigned ArgNo = 0; // ArgNo - The argument of the CallInst.
for (unsigned i = 0, e = ConstraintInfos.size(); i != e; ++i) {
ConstraintOperands.push_back(AsmOperandInfo(ConstraintInfos[i]));
AsmOperandInfo &OpInfo = ConstraintOperands.back();
if (!OpInfo.isIndirect) {
// The return value of the call is this value. As such, there is no
// corresponding argument.
- assert(I.getType() != Type::VoidTy && "Bad inline asm!");
- OpVT = TLI.getValueType(I.getType());
+ assert(CS.getType() != Type::VoidTy && "Bad inline asm!");
+ OpVT = TLI.getValueType(CS.getType());
} else {
- OpInfo.CallOperandVal = I.getOperand(OpNo++);
+ OpInfo.CallOperandVal = CS.getArgument(ArgNo++);
}
break;
case InlineAsm::isInput:
- OpInfo.CallOperandVal = I.getOperand(OpNo++);
+ OpInfo.CallOperandVal = CS.getArgument(ArgNo++);
break;
case InlineAsm::isClobber:
// Nothing to do.
}
// If this is an input or an indirect output, process the call argument.
+ // BasicBlocks are labels, currently appearing only in asm's.
if (OpInfo.CallOperandVal) {
- OpInfo.CallOperand = getValue(OpInfo.CallOperandVal);
- const Type *OpTy = OpInfo.CallOperandVal->getType();
- // If this is an indirect operand, the operand is a pointer to the
- // accessed type.
- if (OpInfo.isIndirect)
- OpTy = cast<PointerType>(OpTy)->getElementType();
-
- // If OpTy is not a first-class value, it may be a struct/union that we
- // can tile with integers.
- if (!OpTy->isFirstClassType() && OpTy->isSized()) {
- unsigned BitSize = TD->getTypeSizeInBits(OpTy);
- switch (BitSize) {
- default: break;
- case 1:
- case 8:
- case 16:
- case 32:
- case 64:
- OpTy = IntegerType::get(BitSize);
- break;
+ if (isa<BasicBlock>(OpInfo.CallOperandVal))
+ OpInfo.CallOperand =
+ DAG.getBasicBlock(FuncInfo.MBBMap[cast<BasicBlock>(OpInfo.CallOperandVal)]);
+ else {
+ OpInfo.CallOperand = getValue(OpInfo.CallOperandVal);
+ const Type *OpTy = OpInfo.CallOperandVal->getType();
+ // If this is an indirect operand, the operand is a pointer to the
+ // accessed type.
+ if (OpInfo.isIndirect)
+ OpTy = cast<PointerType>(OpTy)->getElementType();
+
+ // If OpTy is not a first-class value, it may be a struct/union that we
+ // can tile with integers.
+ if (!OpTy->isFirstClassType() && OpTy->isSized()) {
+ unsigned BitSize = TD->getTypeSizeInBits(OpTy);
+ switch (BitSize) {
+ default: break;
+ case 1:
+ case 8:
+ case 16:
+ case 32:
+ case 64:
+ OpTy = IntegerType::get(BitSize);
+ break;
+ }
}
+
+ OpVT = TLI.getValueType(OpTy, true);
}
-
- OpVT = TLI.getValueType(OpTy, true);
}
OpInfo.ConstraintVT = OpVT;
// Otherwise, create a stack slot and emit a store to it before the
// asm.
const Type *Ty = OpVal->getType();
- uint64_t TySize = TLI.getTargetData()->getTypeSize(Ty);
+ uint64_t TySize = TLI.getTargetData()->getABITypeSize(Ty);
unsigned Align = TLI.getTargetData()->getPrefTypeAlignment(Ty);
MachineFunction &MF = DAG.getMachineFunction();
int SSFI = MF.getFrameInfo()->CreateStackObject(TySize, Align);
// This is the result value of the call.
assert(RetValRegs.Regs.empty() &&
"Cannot have multiple output constraints yet!");
- assert(I.getType() != Type::VoidTy && "Bad inline asm!");
+ assert(CS.getType() != Type::VoidTy && "Bad inline asm!");
RetValRegs = OpInfo.AssignedRegs;
} else {
IndirectStoresToEmit.push_back(std::make_pair(OpInfo.AssignedRegs,
// width/num elts. Make sure to convert it to the right type with
// bit_convert.
if (MVT::isVector(Val.getValueType())) {
- const VectorType *VTy = cast<VectorType>(I.getType());
+ const VectorType *VTy = cast<VectorType>(CS.getType());
MVT::ValueType DesiredVT = TLI.getValueType(VTy);
Val = DAG.getNode(ISD::BIT_CONVERT, DesiredVT, Val);
}
- setValue(&I, Val);
+ setValue(CS.getInstruction(), Val);
}
std::vector<std::pair<SDOperand, Value*> > StoresToEmit;
Src = DAG.getNode(ISD::ZERO_EXTEND, IntPtr, Src);
// Scale the source by the type size.
- uint64_t ElementSize = TD->getTypeSize(I.getType()->getElementType());
+ uint64_t ElementSize = TD->getABITypeSize(I.getType()->getElementType());
Src = DAG.getNode(ISD::MUL, Src.getValueType(),
Src, getIntPtrConstant(ElementSize));
/// integrated into SDISel.
std::vector<SDOperand>
TargetLowering::LowerArguments(Function &F, SelectionDAG &DAG) {
- const FunctionType *FTy = F.getFunctionType();
- const ParamAttrsList *Attrs = FTy->getParamAttrs();
// Add CC# and isVararg as operands to the FORMAL_ARGUMENTS node.
std::vector<SDOperand> Ops;
Ops.push_back(DAG.getRoot());
// FIXME: Distinguish between a formal with no [sz]ext attribute from one
// that is zero extended!
- if (Attrs && Attrs->paramHasAttr(j, ParamAttr::ZExt))
+ if (F.paramHasAttr(j, ParamAttr::ZExt))
Flags &= ~(ISD::ParamFlags::SExt);
- if (Attrs && Attrs->paramHasAttr(j, ParamAttr::SExt))
+ if (F.paramHasAttr(j, ParamAttr::SExt))
Flags |= ISD::ParamFlags::SExt;
- if (Attrs && Attrs->paramHasAttr(j, ParamAttr::InReg))
+ if (F.paramHasAttr(j, ParamAttr::InReg))
Flags |= ISD::ParamFlags::InReg;
- if (Attrs && Attrs->paramHasAttr(j, ParamAttr::StructRet))
+ if (F.paramHasAttr(j, ParamAttr::StructRet))
Flags |= ISD::ParamFlags::StructReturn;
- if (Attrs && Attrs->paramHasAttr(j, ParamAttr::ByVal)) {
+ if (F.paramHasAttr(j, ParamAttr::ByVal)) {
Flags |= ISD::ParamFlags::ByVal;
const PointerType *Ty = cast<PointerType>(I->getType());
const StructType *STy = cast<StructType>(Ty->getElementType());
unsigned StructAlign =
Log2_32(getTargetData()->getCallFrameTypeAlignment(STy));
- unsigned StructSize = getTargetData()->getTypeSize(STy);
+ unsigned StructSize = getTargetData()->getABITypeSize(STy);
Flags |= (StructAlign << ISD::ParamFlags::ByValAlignOffs);
Flags |= (StructSize << ISD::ParamFlags::ByValSizeOffs);
}
- if (Attrs && Attrs->paramHasAttr(j, ParamAttr::Nest))
+ if (F.paramHasAttr(j, ParamAttr::Nest))
Flags |= ISD::ParamFlags::Nest;
Flags |= (OriginalAlignment << ISD::ParamFlags::OrigAlignmentOffs);
case Promote: {
SDOperand Op(Result, i++);
if (MVT::isInteger(VT)) {
- if (Attrs && Attrs->paramHasAttr(Idx, ParamAttr::SExt))
+ if (F.paramHasAttr(Idx, ParamAttr::SExt))
Op = DAG.getNode(ISD::AssertSext, Op.getValueType(), Op,
DAG.getValueType(VT));
- else if (Attrs && Attrs->paramHasAttr(Idx, ParamAttr::ZExt))
+ else if (F.paramHasAttr(Idx, ParamAttr::ZExt))
Op = DAG.getNode(ISD::AssertZext, Op.getValueType(), Op,
DAG.getValueType(VT));
Op = DAG.getNode(ISD::TRUNCATE, VT, Op);
const StructType *STy = cast<StructType>(Ty->getElementType());
unsigned StructAlign =
Log2_32(getTargetData()->getCallFrameTypeAlignment(STy));
- unsigned StructSize = getTargetData()->getTypeSize(STy);
+ unsigned StructSize = getTargetData()->getABITypeSize(STy);
Flags |= (StructAlign << ISD::ParamFlags::ByValAlignOffs);
Flags |= (StructSize << ISD::ParamFlags::ByValSizeOffs);
}
return SDOperand();
}
-std::pair<SDOperand,SDOperand>
-TargetLowering::ExpandOperationResult(SDNode *N, SelectionDAG &DAG) {
- assert(0 && "ExpandOperation not implemented for this target!");
- abort();
- return std::pair<SDOperand,SDOperand>();
-}
-
-
SDOperand TargetLowering::CustomPromoteOperation(SDOperand Op,
SelectionDAG &DAG) {
assert(0 && "CustomPromoteOperation not implemented for this target!");
}
}
- // Check to see if there is an unaligned memcpy from/onto the stack. If
- // so, then ignore it for the present.
- if (Op1.getOpcode() == ISD::FrameIndex ||
- Op2.getOpcode() == ISD::FrameIndex) {
- unsigned TotalSize = 0;
-
- for (unsigned i = 0; i < NumMemOps; i++)
- TotalSize += MVT::getSizeInBits(MemOps[i]) / 8;
-
- if (TotalSize % Align != 0)
- break;
- }
-
for (unsigned i = 0; i < NumMemOps; i++) {
MVT::ValueType VT = MemOps[i];
unsigned VTSize = MVT::getSizeInBits(VT) / 8;
I.getOperand(1), DstOff);
} else {
Value = DAG.getLoad(VT, getRoot(),
- getMemBasePlusOffset(Op2, SrcOff, DAG, TLI),
- I.getOperand(2), SrcOff);
+ getMemBasePlusOffset(Op2, SrcOff, DAG, TLI),
+ I.getOperand(2), SrcOff, false, Align);
Chain = Value.getValue(1);
Store =
DAG.getStore(Chain, Value,
getMemBasePlusOffset(Op1, DstOff, DAG, TLI),
- I.getOperand(1), DstOff);
+ I.getOperand(1), DstOff, false, Align);
}
OutChains.push_back(Store);
SrcOff += VTSize;
//===----------------------------------------------------------------------===//
unsigned SelectionDAGISel::MakeReg(MVT::ValueType VT) {
- return RegMap->createVirtualRegister(TLI.getRegClassFor(VT));
+ return RegInfo->createVirtualRegister(TLI.getRegClassFor(VT));
}
void SelectionDAGISel::getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequired<AliasAnalysis>();
+ AU.addRequired<CollectorModuleMetadata>();
AU.setPreservesAll();
}
AA = &getAnalysis<AliasAnalysis>();
MachineFunction &MF = MachineFunction::construct(&Fn, TLI.getTargetMachine());
- RegMap = MF.getSSARegMap();
+ if (MF.getFunction()->hasCollector())
+ GCI = &getAnalysis<CollectorModuleMetadata>().get(*MF.getFunction());
+ else
+ GCI = 0;
+ RegInfo = &MF.getRegInfo();
DOUT << "\n\n\n=== " << Fn.getName() << "\n";
FunctionLoweringInfo FuncInfo(TLI, Fn, MF);
// Add function live-ins to entry block live-in set.
BasicBlock *EntryBB = &Fn.getEntryBlock();
BB = FuncInfo.MBBMap[EntryBB];
- if (!MF.livein_empty())
- for (MachineFunction::livein_iterator I = MF.livein_begin(),
- E = MF.livein_end(); I != E; ++I)
+ if (!RegInfo->livein_empty())
+ for (MachineRegisterInfo::livein_iterator I = RegInfo->livein_begin(),
+ E = RegInfo->livein_end(); I != E; ++I)
BB->addLiveIn(I->first);
#ifndef NDEBUG
static void copyCatchInfo(BasicBlock *SrcBB, BasicBlock *DestBB,
MachineModuleInfo *MMI, FunctionLoweringInfo &FLI) {
- assert(!FLI.MBBMap[SrcBB]->isLandingPad() &&
- "Copying catch info out of a landing pad!");
for (BasicBlock::iterator I = SrcBB->begin(), E = --SrcBB->end(); I != E; ++I)
if (isSelector(I)) {
// Apply the catch info to DestBB.
addCatchInfo(cast<CallInst>(*I), MMI, FLI.MBBMap[DestBB]);
#ifndef NDEBUG
- FLI.CatchInfoFound.insert(I);
+ if (!FLI.MBBMap[SrcBB]->isLandingPad())
+ FLI.CatchInfoFound.insert(I);
#endif
}
}
void SelectionDAGISel::BuildSelectionDAG(SelectionDAG &DAG, BasicBlock *LLVMBB,
std::vector<std::pair<MachineInstr*, unsigned> > &PHINodesToUpdate,
FunctionLoweringInfo &FuncInfo) {
- SelectionDAGLowering SDL(DAG, TLI, *AA, FuncInfo);
+ SelectionDAGLowering SDL(DAG, TLI, *AA, FuncInfo, GCI);
std::vector<SDOperand> UnorderedChains;
MachineInstr *PHI = PHINodesToUpdate[i].first;
assert(PHI->getOpcode() == TargetInstrInfo::PHI &&
"This is not a machine PHI node that we are updating!");
- PHI->addRegOperand(PHINodesToUpdate[i].second, false);
- PHI->addMachineBasicBlockOperand(BB);
+ PHI->addOperand(MachineOperand::CreateReg(PHINodesToUpdate[i].second,
+ false));
+ PHI->addOperand(MachineOperand::CreateMBB(BB));
}
return;
}
if (!BitTestCases[i].Emitted) {
SelectionDAG HSDAG(TLI, MF, getAnalysisToUpdate<MachineModuleInfo>());
CurDAG = &HSDAG;
- SelectionDAGLowering HSDL(HSDAG, TLI, *AA, FuncInfo);
+ SelectionDAGLowering HSDL(HSDAG, TLI, *AA, FuncInfo, GCI);
// Set the current basic block to the mbb we wish to insert the code into
BB = BitTestCases[i].Parent;
HSDL.setCurrentBasicBlock(BB);
for (unsigned j = 0, ej = BitTestCases[i].Cases.size(); j != ej; ++j) {
SelectionDAG BSDAG(TLI, MF, getAnalysisToUpdate<MachineModuleInfo>());
CurDAG = &BSDAG;
- SelectionDAGLowering BSDL(BSDAG, TLI, *AA, FuncInfo);
+ SelectionDAGLowering BSDL(BSDAG, TLI, *AA, FuncInfo, GCI);
// Set the current basic block to the mbb we wish to insert the code into
BB = BitTestCases[i].Cases[j].ThisBB;
BSDL.setCurrentBasicBlock(BB);
// This is "default" BB. We have two jumps to it. From "header" BB and
// from last "case" BB.
if (PHIBB == BitTestCases[i].Default) {
- PHI->addRegOperand(PHINodesToUpdate[pi].second, false);
- PHI->addMachineBasicBlockOperand(BitTestCases[i].Parent);
- PHI->addRegOperand(PHINodesToUpdate[pi].second, false);
- PHI->addMachineBasicBlockOperand(BitTestCases[i].Cases.back().ThisBB);
+ PHI->addOperand(MachineOperand::CreateReg(PHINodesToUpdate[pi].second,
+ false));
+ PHI->addOperand(MachineOperand::CreateMBB(BitTestCases[i].Parent));
+ PHI->addOperand(MachineOperand::CreateReg(PHINodesToUpdate[pi].second,
+ false));
+ PHI->addOperand(MachineOperand::CreateMBB(BitTestCases[i].Cases.
+ back().ThisBB));
}
// One of "cases" BB.
for (unsigned j = 0, ej = BitTestCases[i].Cases.size(); j != ej; ++j) {
MachineBasicBlock* cBB = BitTestCases[i].Cases[j].ThisBB;
if (cBB->succ_end() !=
std::find(cBB->succ_begin(),cBB->succ_end(), PHIBB)) {
- PHI->addRegOperand(PHINodesToUpdate[pi].second, false);
- PHI->addMachineBasicBlockOperand(cBB);
+ PHI->addOperand(MachineOperand::CreateReg(PHINodesToUpdate[pi].second,
+ false));
+ PHI->addOperand(MachineOperand::CreateMBB(cBB));
}
}
}
if (!JTCases[i].first.Emitted) {
SelectionDAG HSDAG(TLI, MF, getAnalysisToUpdate<MachineModuleInfo>());
CurDAG = &HSDAG;
- SelectionDAGLowering HSDL(HSDAG, TLI, *AA, FuncInfo);
+ SelectionDAGLowering HSDL(HSDAG, TLI, *AA, FuncInfo, GCI);
// Set the current basic block to the mbb we wish to insert the code into
BB = JTCases[i].first.HeaderBB;
HSDL.setCurrentBasicBlock(BB);
SelectionDAG JSDAG(TLI, MF, getAnalysisToUpdate<MachineModuleInfo>());
CurDAG = &JSDAG;
- SelectionDAGLowering JSDL(JSDAG, TLI, *AA, FuncInfo);
+ SelectionDAGLowering JSDL(JSDAG, TLI, *AA, FuncInfo, GCI);
// Set the current basic block to the mbb we wish to insert the code into
BB = JTCases[i].second.MBB;
JSDL.setCurrentBasicBlock(BB);
"This is not a machine PHI node that we are updating!");
// "default" BB. We can go there only from header BB.
if (PHIBB == JTCases[i].second.Default) {
- PHI->addRegOperand(PHINodesToUpdate[pi].second, false);
- PHI->addMachineBasicBlockOperand(JTCases[i].first.HeaderBB);
+ PHI->addOperand(MachineOperand::CreateReg(PHINodesToUpdate[pi].second,
+ false));
+ PHI->addOperand(MachineOperand::CreateMBB(JTCases[i].first.HeaderBB));
}
// JT BB. Just iterate over successors here
if (BB->succ_end() != std::find(BB->succ_begin(),BB->succ_end(), PHIBB)) {
- PHI->addRegOperand(PHINodesToUpdate[pi].second, false);
- PHI->addMachineBasicBlockOperand(BB);
+ PHI->addOperand(MachineOperand::CreateReg(PHINodesToUpdate[pi].second,
+ false));
+ PHI->addOperand(MachineOperand::CreateMBB(BB));
}
}
}
assert(PHI->getOpcode() == TargetInstrInfo::PHI &&
"This is not a machine PHI node that we are updating!");
if (BB->isSuccessor(PHI->getParent())) {
- PHI->addRegOperand(PHINodesToUpdate[i].second, false);
- PHI->addMachineBasicBlockOperand(BB);
+ PHI->addOperand(MachineOperand::CreateReg(PHINodesToUpdate[i].second,
+ false));
+ PHI->addOperand(MachineOperand::CreateMBB(BB));
}
}
for (unsigned i = 0, e = SwitchCases.size(); i != e; ++i) {
SelectionDAG SDAG(TLI, MF, getAnalysisToUpdate<MachineModuleInfo>());
CurDAG = &SDAG;
- SelectionDAGLowering SDL(SDAG, TLI, *AA, FuncInfo);
+ SelectionDAGLowering SDL(SDAG, TLI, *AA, FuncInfo, GCI);
// Set the current basic block to the mbb we wish to insert the code into
BB = SwitchCases[i].ThisBB;
for (unsigned pn = 0; ; ++pn) {
assert(pn != PHINodesToUpdate.size() && "Didn't find PHI entry!");
if (PHINodesToUpdate[pn].first == Phi) {
- Phi->addRegOperand(PHINodesToUpdate[pn].second, false);
- Phi->addMachineBasicBlockOperand(SwitchCases[i].ThisBB);
+ Phi->addOperand(MachineOperand::CreateReg(PHINodesToUpdate[pn].
+ second, false));
+ Phi->addOperand(MachineOperand::CreateMBB(SwitchCases[i].ThisBB));
break;
}
}