//===----------------------------------------------------------------------===//
#include "SparcISelLowering.h"
-#include "MCTargetDesc/SparcBaseInfo.h"
+#include "MCTargetDesc/SparcMCExpr.h"
#include "SparcMachineFunctionInfo.h"
#include "SparcRegisterInfo.h"
#include "SparcTargetMachine.h"
+#include "SparcTargetObjectFile.h"
#include "llvm/CodeGen/CallingConvLower.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
// If the callee is a GlobalAddress node (quite common, every direct call is)
// turn it into a TargetGlobalAddress node so that legalize doesn't hack it.
// Likewise ExternalSymbol -> TargetExternalSymbol.
+ unsigned TF = ((getTargetMachine().getRelocationModel() == Reloc::PIC_)
+ ? SparcMCExpr::VK_Sparc_WPLT30 : 0);
if (GlobalAddressSDNode *G = dyn_cast<GlobalAddressSDNode>(Callee))
- Callee = DAG.getTargetGlobalAddress(G->getGlobal(), dl, MVT::i32);
+ Callee = DAG.getTargetGlobalAddress(G->getGlobal(), dl, MVT::i32, 0, TF);
else if (ExternalSymbolSDNode *E = dyn_cast<ExternalSymbolSDNode>(Callee))
- Callee = DAG.getTargetExternalSymbol(E->getSymbol(), MVT::i32);
+ Callee = DAG.getTargetExternalSymbol(E->getSymbol(), MVT::i32, TF);
// Returns a chain & a flag for retval copy to use
SDVTList NodeTys = DAG.getVTList(MVT::Other, MVT::Glue);
// Likewise ExternalSymbol -> TargetExternalSymbol.
SDValue Callee = CLI.Callee;
bool hasReturnsTwice = hasReturnsTwiceAttr(DAG, Callee, CLI.CS);
+ unsigned TF = ((getTargetMachine().getRelocationModel() == Reloc::PIC_)
+ ? SparcMCExpr::VK_Sparc_WPLT30 : 0);
if (GlobalAddressSDNode *G = dyn_cast<GlobalAddressSDNode>(Callee))
- Callee = DAG.getTargetGlobalAddress(G->getGlobal(), DL, getPointerTy());
+ Callee = DAG.getTargetGlobalAddress(G->getGlobal(), DL, getPointerTy(), 0,
+ TF);
else if (ExternalSymbolSDNode *E = dyn_cast<ExternalSymbolSDNode>(Callee))
- Callee = DAG.getTargetExternalSymbol(E->getSymbol(), getPointerTy());
+ Callee = DAG.getTargetExternalSymbol(E->getSymbol(), getPointerTy(), TF);
// Build the operands for the call instruction itself.
SmallVector<SDValue, 8> Ops;
}
SparcTargetLowering::SparcTargetLowering(TargetMachine &TM)
- : TargetLowering(TM, new TargetLoweringObjectFileELF()) {
+ : TargetLowering(TM, new SparcELFTargetObjectFile()) {
Subtarget = &TM.getSubtarget<SparcSubtarget>();
// Set up the register classes.
setOperationAction(ISD::BR_CC, MVT::i64, Custom);
setOperationAction(ISD::SELECT_CC, MVT::i64, Custom);
- setOperationAction(ISD::CTPOP, MVT::i64, Legal);
+ setOperationAction(ISD::CTPOP, MVT::i64,
+ Subtarget->usePopc() ? Legal : Expand);
setOperationAction(ISD::CTTZ , MVT::i64, Expand);
setOperationAction(ISD::CTTZ_ZERO_UNDEF, MVT::i64, Expand);
setOperationAction(ISD::CTLZ , MVT::i64, Expand);
if (Subtarget->is64Bit()) {
setOperationAction(ISD::ATOMIC_CMP_SWAP, MVT::i64, Legal);
- setOperationAction(ISD::ATOMIC_SWAP, MVT::i64, Expand);
+ setOperationAction(ISD::ATOMIC_SWAP, MVT::i64, Legal);
setOperationAction(ISD::ATOMIC_LOAD, MVT::i64, Custom);
setOperationAction(ISD::ATOMIC_STORE, MVT::i64, Custom);
}
setOperationAction(ISD::FSINCOS, MVT::f32, Expand);
setOperationAction(ISD::FREM , MVT::f32, Expand);
setOperationAction(ISD::FMA , MVT::f32, Expand);
- setOperationAction(ISD::CTPOP, MVT::i32, Expand);
setOperationAction(ISD::CTTZ , MVT::i32, Expand);
setOperationAction(ISD::CTTZ_ZERO_UNDEF, MVT::i32, Expand);
setOperationAction(ISD::CTLZ , MVT::i32, Expand);
setStackPointerRegisterToSaveRestore(SP::O6);
- if (Subtarget->isV9())
- setOperationAction(ISD::CTPOP, MVT::i32, Legal);
+ setOperationAction(ISD::CTPOP, MVT::i32,
+ Subtarget->usePopc() ? Legal : Expand);
if (Subtarget->isV9() && Subtarget->hasHardQuad()) {
setOperationAction(ISD::LOAD, MVT::f128, Legal);
// Handle PIC mode first.
if (getTargetMachine().getRelocationModel() == Reloc::PIC_) {
// This is the pic32 code model, the GOT is known to be smaller than 4GB.
- SDValue HiLo = makeHiLoPair(Op, SPII::MO_HI, SPII::MO_LO, DAG);
+ SDValue HiLo = makeHiLoPair(Op, SparcMCExpr::VK_Sparc_GOT22,
+ SparcMCExpr::VK_Sparc_GOT10, DAG);
SDValue GlobalBase = DAG.getNode(SPISD::GLOBAL_BASE_REG, DL, VT);
SDValue AbsAddr = DAG.getNode(ISD::ADD, DL, VT, GlobalBase, HiLo);
// GLOBAL_BASE_REG codegen'ed with call. Inform MFI that this
llvm_unreachable("Unsupported absolute code model");
case CodeModel::Small:
// abs32.
- return makeHiLoPair(Op, SPII::MO_HI, SPII::MO_LO, DAG);
+ return makeHiLoPair(Op, SparcMCExpr::VK_Sparc_HI,
+ SparcMCExpr::VK_Sparc_LO, DAG);
case CodeModel::Medium: {
// abs44.
- SDValue H44 = makeHiLoPair(Op, SPII::MO_H44, SPII::MO_M44, DAG);
+ SDValue H44 = makeHiLoPair(Op, SparcMCExpr::VK_Sparc_H44,
+ SparcMCExpr::VK_Sparc_M44, DAG);
H44 = DAG.getNode(ISD::SHL, DL, VT, H44, DAG.getConstant(12, MVT::i32));
- SDValue L44 = withTargetFlags(Op, SPII::MO_L44, DAG);
+ SDValue L44 = withTargetFlags(Op, SparcMCExpr::VK_Sparc_L44, DAG);
L44 = DAG.getNode(SPISD::Lo, DL, VT, L44);
return DAG.getNode(ISD::ADD, DL, VT, H44, L44);
}
case CodeModel::Large: {
// abs64.
- SDValue Hi = makeHiLoPair(Op, SPII::MO_HH, SPII::MO_HM, DAG);
+ SDValue Hi = makeHiLoPair(Op, SparcMCExpr::VK_Sparc_HH,
+ SparcMCExpr::VK_Sparc_HM, DAG);
Hi = DAG.getNode(ISD::SHL, DL, VT, Hi, DAG.getConstant(32, MVT::i32));
- SDValue Lo = makeHiLoPair(Op, SPII::MO_HI, SPII::MO_LO, DAG);
+ SDValue Lo = makeHiLoPair(Op, SparcMCExpr::VK_Sparc_HI,
+ SparcMCExpr::VK_Sparc_LO, DAG);
return DAG.getNode(ISD::ADD, DL, VT, Hi, Lo);
}
}
TLSModel::Model model = getTargetMachine().getTLSModel(GV);
if (model == TLSModel::GeneralDynamic || model == TLSModel::LocalDynamic) {
- unsigned HiTF = ((model == TLSModel::GeneralDynamic)? SPII::MO_TLS_GD_HI22
- : SPII::MO_TLS_LDM_HI22);
- unsigned LoTF = ((model == TLSModel::GeneralDynamic)? SPII::MO_TLS_GD_LO10
- : SPII::MO_TLS_LDM_LO10);
- unsigned addTF = ((model == TLSModel::GeneralDynamic)? SPII::MO_TLS_GD_ADD
- : SPII::MO_TLS_LDM_ADD);
- unsigned callTF = ((model == TLSModel::GeneralDynamic)? SPII::MO_TLS_GD_CALL
- : SPII::MO_TLS_LDM_CALL);
+ unsigned HiTF = ((model == TLSModel::GeneralDynamic)
+ ? SparcMCExpr::VK_Sparc_TLS_GD_HI22
+ : SparcMCExpr::VK_Sparc_TLS_LDM_HI22);
+ unsigned LoTF = ((model == TLSModel::GeneralDynamic)
+ ? SparcMCExpr::VK_Sparc_TLS_GD_LO10
+ : SparcMCExpr::VK_Sparc_TLS_LDM_LO10);
+ unsigned addTF = ((model == TLSModel::GeneralDynamic)
+ ? SparcMCExpr::VK_Sparc_TLS_GD_ADD
+ : SparcMCExpr::VK_Sparc_TLS_LDM_ADD);
+ unsigned callTF = ((model == TLSModel::GeneralDynamic)
+ ? SparcMCExpr::VK_Sparc_TLS_GD_CALL
+ : SparcMCExpr::VK_Sparc_TLS_LDM_CALL);
SDValue HiLo = makeHiLoPair(Op, HiTF, LoTF, DAG);
SDValue Base = DAG.getNode(SPISD::GLOBAL_BASE_REG, DL, PtrVT);
return Ret;
SDValue Hi = DAG.getNode(SPISD::Hi, DL, PtrVT,
- withTargetFlags(Op, SPII::MO_TLS_LDO_HIX22, DAG));
+ withTargetFlags(Op, SparcMCExpr::VK_Sparc_TLS_LDO_HIX22, DAG));
SDValue Lo = DAG.getNode(SPISD::Lo, DL, PtrVT,
- withTargetFlags(Op, SPII::MO_TLS_LDO_LOX10, DAG));
+ withTargetFlags(Op, SparcMCExpr::VK_Sparc_TLS_LDO_LOX10, DAG));
HiLo = DAG.getNode(ISD::XOR, DL, PtrVT, Hi, Lo);
return DAG.getNode(SPISD::TLS_ADD, DL, PtrVT, Ret, HiLo,
- withTargetFlags(Op, SPII::MO_TLS_LDO_ADD, DAG));
+ withTargetFlags(Op, SparcMCExpr::VK_Sparc_TLS_LDO_ADD, DAG));
}
if (model == TLSModel::InitialExec) {
- unsigned ldTF = ((PtrVT == MVT::i64)? SPII::MO_TLS_IE_LDX
- : SPII::MO_TLS_IE_LD);
+ unsigned ldTF = ((PtrVT == MVT::i64)? SparcMCExpr::VK_Sparc_TLS_IE_LDX
+ : SparcMCExpr::VK_Sparc_TLS_IE_LD);
SDValue Base = DAG.getNode(SPISD::GLOBAL_BASE_REG, DL, PtrVT);
MFI->setHasCalls(true);
SDValue TGA = makeHiLoPair(Op,
- SPII::MO_TLS_IE_HI22, SPII::MO_TLS_IE_LO10, DAG);
+ SparcMCExpr::VK_Sparc_TLS_IE_HI22,
+ SparcMCExpr::VK_Sparc_TLS_IE_LO10, DAG);
SDValue Ptr = DAG.getNode(ISD::ADD, DL, PtrVT, Base, TGA);
SDValue Offset = DAG.getNode(SPISD::TLS_LD,
DL, PtrVT, Ptr,
withTargetFlags(Op, ldTF, DAG));
return DAG.getNode(SPISD::TLS_ADD, DL, PtrVT,
DAG.getRegister(SP::G7, PtrVT), Offset,
- withTargetFlags(Op, SPII::MO_TLS_IE_ADD, DAG));
+ withTargetFlags(Op,
+ SparcMCExpr::VK_Sparc_TLS_IE_ADD, DAG));
}
assert(model == TLSModel::LocalExec);
SDValue Hi = DAG.getNode(SPISD::Hi, DL, PtrVT,
- withTargetFlags(Op, SPII::MO_TLS_LE_HIX22, DAG));
+ withTargetFlags(Op, SparcMCExpr::VK_Sparc_TLS_LE_HIX22, DAG));
SDValue Lo = DAG.getNode(SPISD::Lo, DL, PtrVT,
- withTargetFlags(Op, SPII::MO_TLS_LE_LOX10, DAG));
+ withTargetFlags(Op, SparcMCExpr::VK_Sparc_TLS_LE_LOX10, DAG));
SDValue Offset = DAG.getNode(ISD::XOR, DL, PtrVT, Hi, Lo);
return DAG.getNode(ISD::ADD, DL, PtrVT,
case SP::ATOMIC_LOAD_NAND_64:
return expandAtomicRMW(MI, BB, SP::ANDXrr);
+ case SP::ATOMIC_SWAP_64:
+ return expandAtomicRMW(MI, BB, 0);
+
case SP::ATOMIC_LOAD_MAX_32:
return expandAtomicRMW(MI, BB, SP::MOVICCrr, SPCC::ICC_G);
case SP::ATOMIC_LOAD_MAX_64:
// Build the loop block.
unsigned ValReg = MRI.createVirtualRegister(ValueRC);
- unsigned UpdReg = MRI.createVirtualRegister(ValueRC);
+ // Opcode == 0 means try to write Rs2Reg directly (ATOMIC_SWAP).
+ unsigned UpdReg = (Opcode ? MRI.createVirtualRegister(ValueRC) : Rs2Reg);
BuildMI(LoopMBB, DL, TII.get(SP::PHI), ValReg)
.addReg(Val0Reg).addMBB(MBB)
BuildMI(LoopMBB, DL, TII.get(SP::CMPrr)).addReg(ValReg).addReg(Rs2Reg);
BuildMI(LoopMBB, DL, TII.get(Opcode), UpdReg)
.addReg(ValReg).addReg(Rs2Reg).addImm(CondCode);
- } else {
+ } else if (Opcode) {
BuildMI(LoopMBB, DL, TII.get(Opcode), UpdReg)
.addReg(ValReg).addReg(Rs2Reg);
}