#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.
/// 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.
const Value *SV, SDOperand Root,
bool isVolatile, unsigned Alignment);
- SDOperand getIntPtrConstant(uint64_t Val) {
- return DAG.getConstant(Val, TLI.getPointerTy());
- }
-
SDOperand getValue(const Value *V);
void setValue(const Value *V, SDOperand NewN) {
}
}
- if (MVT::isFloatingPoint(PartVT) &&
- MVT::isFloatingPoint(ValueVT))
- return DAG.getNode(ISD::FP_ROUND, ValueVT, Val);
+ if (MVT::isFloatingPoint(PartVT) && MVT::isFloatingPoint(ValueVT))
+ return DAG.getNode(ISD::FP_ROUND, ValueVT, Val, DAG.getIntPtrConstant(0));
- if (MVT::getSizeInBits(PartVT) ==
- MVT::getSizeInBits(ValueVT))
+ if (MVT::getSizeInBits(PartVT) == MVT::getSizeInBits(ValueVT))
return DAG.getNode(ISD::BIT_CONVERT, ValueVT, Val);
assert(0 && "Unknown mismatch!");
// FPTrunc is never a no-op cast, no need to check
SDOperand N = getValue(I.getOperand(0));
MVT::ValueType DestVT = TLI.getValueType(I.getType());
- setValue(&I, DAG.getNode(ISD::FP_ROUND, DestVT, N));
+ setValue(&I, DAG.getNode(ISD::FP_ROUND, DestVT, N, DAG.getIntPtrConstant(0)));
}
void SelectionDAGLowering::visitFPExt(User &I){
// N = N + Offset
uint64_t Offset = TD->getStructLayout(StTy)->getElementOffset(Field);
N = DAG.getNode(ISD::ADD, N.getValueType(), N,
- getIntPtrConstant(Offset));
+ DAG.getIntPtrConstant(Offset));
}
Ty = StTy->getElementType(Field);
} else {
if (CI->getZExtValue() == 0) continue;
uint64_t Offs =
TD->getABITypeSize(Ty)*cast<ConstantInt>(CI)->getSExtValue();
- N = DAG.getNode(ISD::ADD, N.getValueType(), N, getIntPtrConstant(Offs));
+ N = DAG.getNode(ISD::ADD, N.getValueType(), N,
+ DAG.getIntPtrConstant(Offs));
continue;
}
continue;
}
- SDOperand Scale = getIntPtrConstant(ElementSize);
+ SDOperand Scale = DAG.getIntPtrConstant(ElementSize);
IdxN = DAG.getNode(ISD::MUL, N.getValueType(), IdxN, Scale);
N = DAG.getNode(ISD::ADD, N.getValueType(), N, IdxN);
}
AllocSize = DAG.getNode(ISD::ZERO_EXTEND, IntPtr, AllocSize);
AllocSize = DAG.getNode(ISD::MUL, IntPtr, AllocSize,
- getIntPtrConstant(TySize));
+ DAG.getIntPtrConstant(TySize));
// Handle alignment. If the requested alignment is less than or equal to
// the stack alignment, ignore it. If the size is greater than or equal to
// Round the size of the allocation up to the stack alignment size
// by add SA-1 to the size.
AllocSize = DAG.getNode(ISD::ADD, AllocSize.getValueType(), AllocSize,
- getIntPtrConstant(StackAlign-1));
+ DAG.getIntPtrConstant(StackAlign-1));
// Mask out the low bits for alignment purposes.
AllocSize = DAG.getNode(ISD::AND, AllocSize.getValueType(), AllocSize,
- getIntPtrConstant(~(uint64_t)(StackAlign-1)));
+ DAG.getIntPtrConstant(~(uint64_t)(StackAlign-1)));
- SDOperand Ops[] = { getRoot(), AllocSize, getIntPtrConstant(Align) };
+ SDOperand Ops[] = { getRoot(), AllocSize, DAG.getIntPtrConstant(Align) };
const MVT::ValueType *VTs = DAG.getNodeValueTypes(AllocSize.getValueType(),
MVT::Other);
SDOperand DSA = DAG.getNode(ISD::DYNAMIC_STACKALLOC, VTs, 2, Ops, 3);
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;
}
+
+ case Intrinsic::trap: {
+ DAG.setRoot(DAG.getNode(ISD::TRAP, MVT::Other, getRoot()));
+ return 0;
+ }
}
}
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);
// Scale the source by the type size.
uint64_t ElementSize = TD->getABITypeSize(I.getType()->getElementType());
Src = DAG.getNode(ISD::MUL, Src.getValueType(),
- Src, getIntPtrConstant(ElementSize));
+ Src, DAG.getIntPtrConstant(ElementSize));
TargetLowering::ArgListTy Args;
TargetLowering::ArgListEntry Entry;
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()->getABITypeSize(STy);
- Flags |= (StructAlign << ISD::ParamFlags::ByValAlignOffs);
- Flags |= (StructSize << ISD::ParamFlags::ByValSizeOffs);
+ const Type *ElementTy = Ty->getElementType();
+ unsigned FrameAlign = Log2_32(getByValTypeAlignment(ElementTy));
+ unsigned FrameSize = getTargetData()->getABITypeSize(ElementTy);
+ Flags |= (FrameAlign << ISD::ParamFlags::ByValAlignOffs);
+ Flags |= (FrameSize << ISD::ParamFlags::ByValSizeOffs);
}
if (F.paramHasAttr(j, ParamAttr::Nest))
Flags |= ISD::ParamFlags::Nest;
Op = DAG.getNode(ISD::TRUNCATE, VT, Op);
} else {
assert(MVT::isFloatingPoint(VT) && "Not int or FP?");
- Op = DAG.getNode(ISD::FP_ROUND, VT, Op);
+ Op = DAG.getNode(ISD::FP_ROUND, VT, Op, DAG.getIntPtrConstant(1));
}
Ops.push_back(Op);
break;
if (Args[i].isByVal) {
Flags |= ISD::ParamFlags::ByVal;
const PointerType *Ty = cast<PointerType>(Args[i].Ty);
- const StructType *STy = cast<StructType>(Ty->getElementType());
- unsigned StructAlign =
- Log2_32(getTargetData()->getCallFrameTypeAlignment(STy));
- unsigned StructSize = getTargetData()->getABITypeSize(STy);
- Flags |= (StructAlign << ISD::ParamFlags::ByValAlignOffs);
- Flags |= (StructSize << ISD::ParamFlags::ByValSizeOffs);
+ const Type *ElementTy = Ty->getElementType();
+ unsigned FrameAlign = Log2_32(getByValTypeAlignment(ElementTy));
+ unsigned FrameSize = getTargetData()->getABITypeSize(ElementTy);
+ Flags |= (FrameAlign << ISD::ParamFlags::ByValAlignOffs);
+ Flags |= (FrameSize << ISD::ParamFlags::ByValSizeOffs);
}
if (Args[i].isNest)
Flags |= ISD::ParamFlags::Nest;
//===----------------------------------------------------------------------===//
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
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;
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);
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);
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;