[llvm] r173755 - Teach SDISel to combine fsin / fcos into a fsincos node if the following

Hal Finkel hfinkel at anl.gov
Thu Jan 31 14:45:03 PST 2013


----- Original Message -----
> From: "Paul Redmond" <paul.redmond at intel.com>
> To: "Hal Finkel" <hfinkel at anl.gov>
> Cc: "Evan Cheng" <evan.cheng at apple.com>, "<llvm-commits at cs.uiuc.edu>" <llvm-commits at cs.uiuc.edu>
> Sent: Thursday, January 31, 2013 4:35:34 PM
> Subject: Re: [llvm] r173755 - Teach SDISel to combine fsin / fcos into a	fsincos	node if the following
> 
> Hi,
> 
> The attached patch enables this optimization for GNU environments.
> Please review.

Why are you only making this change for X86? Can we make it more generally for GNU environments? glibc is glibc, right? ;)

> 
> PS. I'm not sure if the UnsafeFPMath check needs to be added to the
> OSX case as well..?

I think we need it for the GNU case because the GNU version does not set errno.

 -Hal

> 
> paul
> 
> 
> 
> On 2013-01-29, at 12:51 AM, Hal Finkel wrote:
> 
> > ----- Original Message -----
> >> From: "Hal Finkel" <hfinkel at anl.gov>
> >> To: "Evan Cheng" <evan.cheng at apple.com>
> >> Cc: llvm-commits at cs.uiuc.edu
> >> Sent: Monday, January 28, 2013 11:24:58 PM
> >> Subject: Re: [llvm] r173755 - Teach SDISel to combine fsin / fcos
> >> into a     fsincos node if the following
> >>
> >> ----- Original Message -----
> >>> From: "Evan Cheng" <evan.cheng at apple.com>
> >>> To: "Hal Finkel" <hfinkel at anl.gov>
> >>> Cc: llvm-commits at cs.uiuc.edu
> >>> Sent: Monday, January 28, 2013 11:04:22 PM
> >>> Subject: Re: [llvm] r173755 - Teach SDISel to combine fsin / fcos
> >>> into a fsincos      node if the following
> >>>
> >>>
> >>>
> >>> Sent from my iPad
> >>>
> >>> On Jan 28, 2013, at 8:01 PM, Hal Finkel <hfinkel at anl.gov> wrote:
> >>>
> >>>> ----- Original Message -----
> >>>>> From: "Hal Finkel" <hfinkel at anl.gov>
> >>>>> To: "Evan Cheng" <evan.cheng at apple.com>
> >>>>> Cc: llvm-commits at cs.uiuc.edu
> >>>>> Sent: Monday, January 28, 2013 9:13:43 PM
> >>>>> Subject: Re: [llvm] r173755 - Teach SDISel to combine fsin /
> >>>>> fcos
> >>>>> into a    fsincos    node if the following
> >>>>>
> >>>>> Evan, et al.,
> >>>>>
> >>>>> glibc provides sincos() (and sincosf, sincosl), so would it
> >>>>> make
> >>>>> sense to enable this on systems with -gnu- in the triple?
> >>>>
> >>>> Also, is there a difference in how errno is set?
> >>>
> >>> I am going to let other folks to add the optimization to gnu
> >>> platforms. I can test it so I'm not going to do it blindly. On
> >>> Apple
> >>> platforms, there is no change to how errno is set.
> >>
> >> According to the glibc man page, sincos() does not set errno at
> >> all.
> >> Can we do this in a fast-math predicated way?
> >
> > Never mind ;) -- making this conditional on UnsafeFPMath should be
> > easy. I forgot that this is not (yet?) a function attribute.
> >
> > -Hal
> >
> >>
> >> Thanks again,
> >> Hal
> >>
> >>>
> >>> Evan
> >>>
> >>>>
> >>>> -Hal
> >>>>
> >>>>>
> >>>>> Thanks again,
> >>>>> Hal
> >>>>>
> >>>>> ----- Original Message -----
> >>>>>> From: "Evan Cheng" <evan.cheng at apple.com>
> >>>>>> To: llvm-commits at cs.uiuc.edu
> >>>>>> Sent: Monday, January 28, 2013 8:32:37 PM
> >>>>>> Subject: [llvm] r173755 - Teach SDISel to combine fsin / fcos
> >>>>>> into
> >>>>>> a fsincos    node if the following
> >>>>>>
> >>>>>> Author: evancheng
> >>>>>> Date: Mon Jan 28 20:32:37 2013
> >>>>>> New Revision: 173755
> >>>>>>
> >>>>>> URL: http://llvm.org/viewvc/llvm-project?rev=173755&view=rev
> >>>>>> Log:
> >>>>>> Teach SDISel to combine fsin / fcos into a fsincos node if the
> >>>>>> following
> >>>>>> conditions are met:
> >>>>>> 1. They share the same operand and are in the same BB.
> >>>>>> 2. Both outputs are used.
> >>>>>> 3. The target has a native instruction that maps to
> >>>>>> ISD::FSINCOS
> >>>>>> node
> >>>>>> or
> >>>>>>  the target provides a sincos library call.
> >>>>>>
> >>>>>> Implemented the generic optimization in sdisel and enabled it
> >>>>>> for
> >>>>>> Mac OSX. Also added an additional optimization for x86_64 Mac
> >>>>>> OSX
> >>>>>> by
> >>>>>> using an alternative entry point __sincos_stret which returns
> >>>>>> the
> >>>>>> two
> >>>>>> results in xmm0 / xmm1.
> >>>>>>
> >>>>>> rdar://13087969
> >>>>>> PR13204
> >>>>>>
> >>>>>> Modified:
> >>>>>>   llvm/trunk/include/llvm/CodeGen/ISDOpcodes.h
> >>>>>>   llvm/trunk/include/llvm/CodeGen/RuntimeLibcalls.h
> >>>>>>   llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
> >>>>>>   llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp
> >>>>>>   llvm/trunk/lib/CodeGen/TargetLoweringBase.cpp
> >>>>>>   llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
> >>>>>>   llvm/trunk/lib/Target/Hexagon/HexagonISelLowering.cpp
> >>>>>>   llvm/trunk/lib/Target/MBlaze/MBlazeISelLowering.cpp
> >>>>>>   llvm/trunk/lib/Target/Mips/MipsISelLowering.cpp
> >>>>>>   llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
> >>>>>>   llvm/trunk/lib/Target/Sparc/SparcISelLowering.cpp
> >>>>>>   llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
> >>>>>>   llvm/trunk/lib/Target/X86/X86ISelLowering.h
> >>>>>>   llvm/trunk/lib/Target/X86/X86Subtarget.cpp
> >>>>>>   llvm/trunk/lib/Target/X86/X86Subtarget.h
> >>>>>>
> >>>>>> Modified: llvm/trunk/include/llvm/CodeGen/ISDOpcodes.h
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/ISDOpcodes.h?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/include/llvm/CodeGen/ISDOpcodes.h (original)
> >>>>>> +++ llvm/trunk/include/llvm/CodeGen/ISDOpcodes.h Mon Jan 28
> >>>>>> 20:32:37
> >>>>>> 2013
> >>>>>> @@ -455,6 +455,9 @@ namespace ISD {
> >>>>>>    FNEG, FABS, FSQRT, FSIN, FCOS, FPOWI, FPOW,
> >>>>>>    FLOG, FLOG2, FLOG10, FEXP, FEXP2,
> >>>>>>    FCEIL, FTRUNC, FRINT, FNEARBYINT, FFLOOR,
> >>>>>> +
> >>>>>> +    /// FSINCOS - Compute both fsin and fcos as a single
> >>>>>> operation.
> >>>>>> +    FSINCOS,
> >>>>>>
> >>>>>>    /// LOAD and STORE have token chains as their first
> >>>>>>    operand,
> >>>>>>    then the same
> >>>>>>    /// operands as an LLVM load/store instruction, then an
> >>>>>>    offset
> >>>>>>    node that
> >>>>>>
> >>>>>> Modified: llvm/trunk/include/llvm/CodeGen/RuntimeLibcalls.h
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/RuntimeLibcalls.h?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/include/llvm/CodeGen/RuntimeLibcalls.h
> >>>>>> (original)
> >>>>>> +++ llvm/trunk/include/llvm/CodeGen/RuntimeLibcalls.h Mon Jan
> >>>>>> 28
> >>>>>> 20:32:37 2013
> >>>>>> @@ -158,6 +158,11 @@ namespace RTLIB {
> >>>>>>    COS_F80,
> >>>>>>    COS_F128,
> >>>>>>    COS_PPCF128,
> >>>>>> +    SINCOS_F32,
> >>>>>> +    SINCOS_F64,
> >>>>>> +    SINCOS_F80,
> >>>>>> +    SINCOS_F128,
> >>>>>> +    SINCOS_PPCF128,
> >>>>>>    POW_F32,
> >>>>>>    POW_F64,
> >>>>>>    POW_F80,
> >>>>>>
> >>>>>> Modified: llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
> >>>>>> (original)
> >>>>>> +++ llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp Mon
> >>>>>> Jan
> >>>>>> 28
> >>>>>> 20:32:37 2013
> >>>>>> @@ -102,7 +102,8 @@ private:
> >>>>>>                                                 SDNode *Node,
> >>>>>>                                                 bool
> >>>>>>                                                 isSigned);
> >>>>>>  SDValue ExpandFPLibCall(SDNode *Node, RTLIB::Libcall
> >>>>>>  Call_F32,
> >>>>>>                          RTLIB::Libcall Call_F64,
> >>>>>>                          RTLIB::Libcall
> >>>>>>                          Call_F80,
> >>>>>> -                          RTLIB::Libcall Call_F128,
> >>>>>> RTLIB::Libcall
> >>>>>> Call_PPCF128);
> >>>>>> +                          RTLIB::Libcall Call_F128,
> >>>>>> +                          RTLIB::Libcall Call_PPCF128);
> >>>>>>  SDValue ExpandIntLibCall(SDNode *Node, bool isSigned,
> >>>>>>                           RTLIB::Libcall Call_I8,
> >>>>>>                           RTLIB::Libcall Call_I16,
> >>>>>> @@ -110,6 +111,7 @@ private:
> >>>>>>                           RTLIB::Libcall Call_I64,
> >>>>>>                           RTLIB::Libcall Call_I128);
> >>>>>>  void ExpandDivRemLibCall(SDNode *Node,
> >>>>>>  SmallVectorImpl<SDValue>
> >>>>>>  &Results);
> >>>>>> +  void ExpandSinCosLibCall(SDNode *Node,
> >>>>>> SmallVectorImpl<SDValue>
> >>>>>> &Results);
> >>>>>>
> >>>>>>  SDValue EmitStackConvert(SDValue SrcOp, EVT SlotVT, EVT
> >>>>>>  DestVT,
> >>>>>>  DebugLoc dl);
> >>>>>>  SDValue ExpandBUILD_VECTOR(SDNode *Node);
> >>>>>> @@ -2095,6 +2097,106 @@
> >>>>>> SelectionDAGLegalize::ExpandDivRemLibCal
> >>>>>>  Results.push_back(Rem);
> >>>>>> }
> >>>>>>
> >>>>>> +/// isSinCosLibcallAvailable - Return true if sincos libcall
> >>>>>> is
> >>>>>> available.
> >>>>>> +static bool isSinCosLibcallAvailable(SDNode *Node, const
> >>>>>> TargetLowering &TLI) {
> >>>>>> +  RTLIB::Libcall LC;
> >>>>>> +  switch (Node->getValueType(0).getSimpleVT().SimpleTy) {
> >>>>>> +  default: llvm_unreachable("Unexpected request for
> >>>>>> libcall!");
> >>>>>> +  case MVT::f32:     LC = RTLIB::SINCOS_F32; break;
> >>>>>> +  case MVT::f64:     LC = RTLIB::SINCOS_F64; break;
> >>>>>> +  case MVT::f80:     LC = RTLIB::SINCOS_F80; break;
> >>>>>> +  case MVT::f128:    LC = RTLIB::SINCOS_F128; break;
> >>>>>> +  case MVT::ppcf128: LC = RTLIB::SINCOS_PPCF128; break;
> >>>>>> +  }
> >>>>>> +  return TLI.getLibcallName(LC) != 0;
> >>>>>> +}
> >>>>>> +
> >>>>>> +/// useSinCos - Only issue sincos libcall if both sin and cos
> >>>>>> are
> >>>>>> +/// needed.
> >>>>>> +static bool useSinCos(SDNode *Node) {
> >>>>>> +  unsigned OtherOpcode = Node->getOpcode() == ISD::FSIN
> >>>>>> +    ? ISD::FCOS : ISD::FSIN;
> >>>>>> +
> >>>>>> +  SDValue Op0 = Node->getOperand(0);
> >>>>>> +  for (SDNode::use_iterator UI = Op0.getNode()->use_begin(),
> >>>>>> +       UE = Op0.getNode()->use_end(); UI != UE; ++UI) {
> >>>>>> +    SDNode *User = *UI;
> >>>>>> +    if (User == Node)
> >>>>>> +      continue;
> >>>>>> +    // The other user might have been turned into sincos
> >>>>>> already.
> >>>>>> +    if (User->getOpcode() == OtherOpcode || User->getOpcode()
> >>>>>> ==
> >>>>>> ISD::FSINCOS)
> >>>>>> +      return true;
> >>>>>> +  }
> >>>>>> +  return false;
> >>>>>> +}
> >>>>>> +
> >>>>>> +/// ExpandSinCosLibCall - Issue libcalls to sincos to compute
> >>>>>> sin
> >>>>>> /
> >>>>>> cos
> >>>>>> +/// pairs.
> >>>>>> +void
> >>>>>> +SelectionDAGLegalize::ExpandSinCosLibCall(SDNode *Node,
> >>>>>> +
> >>>>>>                                         SmallVectorImpl<SDValue>
> >>>>>> &Results) {
> >>>>>> +  RTLIB::Libcall LC;
> >>>>>> +  switch (Node->getValueType(0).getSimpleVT().SimpleTy) {
> >>>>>> +  default: llvm_unreachable("Unexpected request for
> >>>>>> libcall!");
> >>>>>> +  case MVT::f32:     LC = RTLIB::SINCOS_F32; break;
> >>>>>> +  case MVT::f64:     LC = RTLIB::SINCOS_F64; break;
> >>>>>> +  case MVT::f80:     LC = RTLIB::SINCOS_F80; break;
> >>>>>> +  case MVT::f128:    LC = RTLIB::SINCOS_F128; break;
> >>>>>> +  case MVT::ppcf128: LC = RTLIB::SINCOS_PPCF128; break;
> >>>>>> +  }
> >>>>>> +
> >>>>>> +  // The input chain to this libcall is the entry node of the
> >>>>>> function.
> >>>>>> +  // Legalizing the call will automatically add the previous
> >>>>>> call
> >>>>>> to
> >>>>>> the
> >>>>>> +  // dependence.
> >>>>>> +  SDValue InChain = DAG.getEntryNode();
> >>>>>> +
> >>>>>> +  EVT RetVT = Node->getValueType(0);
> >>>>>> +  Type *RetTy = RetVT.getTypeForEVT(*DAG.getContext());
> >>>>>> +
> >>>>>> +  TargetLowering::ArgListTy Args;
> >>>>>> +  TargetLowering::ArgListEntry Entry;
> >>>>>> +
> >>>>>> +  // Pass the argument.
> >>>>>> +  Entry.Node = Node->getOperand(0);
> >>>>>> +  Entry.Ty = RetTy;
> >>>>>> +  Entry.isSExt = false;
> >>>>>> +  Entry.isZExt = false;
> >>>>>> +  Args.push_back(Entry);
> >>>>>> +
> >>>>>> +  // Pass the return address of sin.
> >>>>>> +  SDValue SinPtr = DAG.CreateStackTemporary(RetVT);
> >>>>>> +  Entry.Node = SinPtr;
> >>>>>> +  Entry.Ty = RetTy->getPointerTo();
> >>>>>> +  Entry.isSExt = false;
> >>>>>> +  Entry.isZExt = false;
> >>>>>> +  Args.push_back(Entry);
> >>>>>> +
> >>>>>> +  // Also pass the return address of the cos.
> >>>>>> +  SDValue CosPtr = DAG.CreateStackTemporary(RetVT);
> >>>>>> +  Entry.Node = CosPtr;
> >>>>>> +  Entry.Ty = RetTy->getPointerTo();
> >>>>>> +  Entry.isSExt = false;
> >>>>>> +  Entry.isZExt = false;
> >>>>>> +  Args.push_back(Entry);
> >>>>>> +
> >>>>>> +  SDValue Callee =
> >>>>>> DAG.getExternalSymbol(TLI.getLibcallName(LC),
> >>>>>> +                                         TLI.getPointerTy());
> >>>>>> +
> >>>>>> +  DebugLoc dl = Node->getDebugLoc();
> >>>>>> +  TargetLowering::
> >>>>>> +  CallLoweringInfo CLI(InChain,
> >>>>>> Type::getVoidTy(*DAG.getContext()),
> >>>>>> +                       false, false, false, false,
> >>>>>> +                       0, TLI.getLibcallCallingConv(LC),
> >>>>>> /*isTailCall=*/false,
> >>>>>> +                       /*doesNotReturn=*/false,
> >>>>>> /*isReturnValueUsed=*/true,
> >>>>>> +                       Callee, Args, DAG, dl);
> >>>>>> +  std::pair<SDValue, SDValue> CallInfo =
> >>>>>> TLI.LowerCallTo(CLI);
> >>>>>> +
> >>>>>> +  Results.push_back(DAG.getLoad(RetVT, dl, CallInfo.second,
> >>>>>> SinPtr,
> >>>>>> +                                MachinePointerInfo(), false,
> >>>>>> false,
> >>>>>> false, 0));
> >>>>>> +  Results.push_back(DAG.getLoad(RetVT, dl, CallInfo.second,
> >>>>>> CosPtr,
> >>>>>> +                                MachinePointerInfo(), false,
> >>>>>> false,
> >>>>>> false, 0));
> >>>>>> +}
> >>>>>> +
> >>>>>> /// ExpandLegalINT_TO_FP - This function is responsible for
> >>>>>> legalizing a
> >>>>>> /// INT_TO_FP operation of the specified operand when the
> >>>>>> target
> >>>>>> requests that
> >>>>>> /// we expand it.  At this point, we know that the result and
> >>>>>> operand types are
> >>>>>> @@ -3041,14 +3143,33 @@ void
> >>>>>> SelectionDAGLegalize::ExpandNode(SD
> >>>>>>                                      RTLIB::SQRT_PPCF128));
> >>>>>>    break;
> >>>>>>  case ISD::FSIN:
> >>>>>> -    Results.push_back(ExpandFPLibCall(Node, RTLIB::SIN_F32,
> >>>>>> RTLIB::SIN_F64,
> >>>>>> -                                      RTLIB::SIN_F80,
> >>>>>> RTLIB::SIN_F128,
> >>>>>> -                                      RTLIB::SIN_PPCF128));
> >>>>>> -    break;
> >>>>>> -  case ISD::FCOS:
> >>>>>> -    Results.push_back(ExpandFPLibCall(Node, RTLIB::COS_F32,
> >>>>>> RTLIB::COS_F64,
> >>>>>> -                                      RTLIB::COS_F80,
> >>>>>> RTLIB::COS_F128,
> >>>>>> -                                      RTLIB::COS_PPCF128));
> >>>>>> +  case ISD::FCOS: {
> >>>>>> +    EVT VT = Node->getValueType(0);
> >>>>>> +    bool isSIN = Node->getOpcode() == ISD::FSIN;
> >>>>>> +    // Turn fsin / fcos into ISD::FSINCOS node if there are a
> >>>>>> pair
> >>>>>> of fsin /
> >>>>>> +    // fcos which share the same operand and both are used.
> >>>>>> +    if ((TLI.isOperationLegalOrCustom(ISD::FSINCOS, VT) ||
> >>>>>> +         isSinCosLibcallAvailable(Node, TLI))
> >>>>>> +        && useSinCos(Node)) {
> >>>>>> +      SDVTList VTs = DAG.getVTList(VT, VT);
> >>>>>> +      Tmp1 = DAG.getNode(ISD::FSINCOS, dl, VTs,
> >>>>>> Node->getOperand(0));
> >>>>>> +      if (!isSIN)
> >>>>>> +        Tmp1 = Tmp1.getValue(1);
> >>>>>> +      Results.push_back(Tmp1);
> >>>>>> +    } else if (isSIN) {
> >>>>>> +      Results.push_back(ExpandFPLibCall(Node, RTLIB::SIN_F32,
> >>>>>> RTLIB::SIN_F64,
> >>>>>> +                                        RTLIB::SIN_F80,
> >>>>>> RTLIB::SIN_F128,
> >>>>>> +                                        RTLIB::SIN_PPCF128));
> >>>>>> +    } else {
> >>>>>> +      Results.push_back(ExpandFPLibCall(Node, RTLIB::COS_F32,
> >>>>>> RTLIB::COS_F64,
> >>>>>> +                                        RTLIB::COS_F80,
> >>>>>> RTLIB::COS_F128,
> >>>>>> +                                        RTLIB::COS_PPCF128));
> >>>>>> +    }
> >>>>>> +    break;
> >>>>>> +  }
> >>>>>> +  case ISD::FSINCOS:
> >>>>>> +    // Expand into sincos libcall.
> >>>>>> +    ExpandSinCosLibCall(Node, Results);
> >>>>>>    break;
> >>>>>>  case ISD::FLOG:
> >>>>>>    Results.push_back(ExpandFPLibCall(Node, RTLIB::LOG_F32,
> >>>>>>    RTLIB::LOG_F64,
> >>>>>> @@ -3181,7 +3302,6 @@ void SelectionDAGLegalize::ExpandNode(SD
> >>>>>>  case ISD::UREM:
> >>>>>>  case ISD::SREM: {
> >>>>>>    EVT VT = Node->getValueType(0);
> >>>>>> -    SDVTList VTs = DAG.getVTList(VT, VT);
> >>>>>>    bool isSigned = Node->getOpcode() == ISD::SREM;
> >>>>>>    unsigned DivOpc = isSigned ? ISD::SDIV : ISD::UDIV;
> >>>>>>    unsigned DivRemOpc = isSigned ? ISD::SDIVREM :
> >>>>>>    ISD::UDIVREM;
> >>>>>> @@ -3192,6 +3312,7 @@ void SelectionDAGLegalize::ExpandNode(SD
> >>>>>>         // If div is legal, it's better to do the normal
> >>>>>>         expansion
> >>>>>>         !TLI.isOperationLegalOrCustom(DivOpc,
> >>>>>>         Node->getValueType(0)) &&
> >>>>>>         useDivRem(Node, isSigned, false))) {
> >>>>>> +      SDVTList VTs = DAG.getVTList(VT, VT);
> >>>>>>      Tmp1 = DAG.getNode(DivRemOpc, dl, VTs, Tmp2,
> >>>>>>      Tmp3).getValue(1);
> >>>>>>    } else if (TLI.isOperationLegalOrCustom(DivOpc, VT)) {
> >>>>>>      // X % Y -> X-X/Y*Y
> >>>>>>
> >>>>>> Modified:
> >>>>>> llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp
> >>>>>> (original)
> >>>>>> +++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp
> >>>>>> Mon
> >>>>>> Jan 28 20:32:37 2013
> >>>>>> @@ -140,6 +140,7 @@ std::string SDNode::getOperationName(con
> >>>>>>  case ISD::FSQRT:                      return "fsqrt";
> >>>>>>  case ISD::FSIN:                       return "fsin";
> >>>>>>  case ISD::FCOS:                       return "fcos";
> >>>>>> +  case ISD::FSINCOS:                    return "fsincos";
> >>>>>>  case ISD::FTRUNC:                     return "ftrunc";
> >>>>>>  case ISD::FFLOOR:                     return "ffloor";
> >>>>>>  case ISD::FCEIL:                      return "fceil";
> >>>>>>
> >>>>>> Modified: llvm/trunk/lib/CodeGen/TargetLoweringBase.cpp
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/TargetLoweringBase.cpp?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/CodeGen/TargetLoweringBase.cpp (original)
> >>>>>> +++ llvm/trunk/lib/CodeGen/TargetLoweringBase.cpp Mon Jan 28
> >>>>>> 20:32:37
> >>>>>> 2013
> >>>>>> @@ -340,6 +340,13 @@ static void InitLibcallNames(const char
> >>>>>>  Names[RTLIB::SYNC_FETCH_AND_NAND_2] =
> >>>>>>  "__sync_fetch_and_nand_2";
> >>>>>>  Names[RTLIB::SYNC_FETCH_AND_NAND_4] =
> >>>>>>  "__sync_fetch_and_nand_4";
> >>>>>>  Names[RTLIB::SYNC_FETCH_AND_NAND_8] =
> >>>>>>  "__sync_fetch_and_nand_8";
> >>>>>> +
> >>>>>> +  // These are generally not available.
> >>>>>> +  Names[RTLIB::SINCOS_F32] = 0;
> >>>>>> +  Names[RTLIB::SINCOS_F64] = 0;
> >>>>>> +  Names[RTLIB::SINCOS_F80] = 0;
> >>>>>> +  Names[RTLIB::SINCOS_F128] = 0;
> >>>>>> +  Names[RTLIB::SINCOS_PPCF128] = 0;
> >>>>>> }
> >>>>>>
> >>>>>> /// InitLibcallCallingConvs - Set default libcall
> >>>>>> CallingConvs.
> >>>>>>
> >>>>>> Modified: llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp (original)
> >>>>>> +++ llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp Mon Jan 28
> >>>>>> 20:32:37
> >>>>>> 2013
> >>>>>> @@ -781,6 +781,8 @@ ARMTargetLowering::ARMTargetLowering(Tar
> >>>>>>  setOperationAction(ISD::FSIN,      MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FCOS,      MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FCOS,      MVT::f64, Expand);
> >>>>>> +  setOperationAction(ISD::FSINCOS,   MVT::f64, Expand);
> >>>>>> +  setOperationAction(ISD::FSINCOS,   MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FREM,      MVT::f64, Expand);
> >>>>>>  setOperationAction(ISD::FREM,      MVT::f32, Expand);
> >>>>>>  if (!TM.Options.UseSoftFloat && Subtarget->hasVFP2() &&
> >>>>>>
> >>>>>> Modified:
> >>>>>> llvm/trunk/lib/Target/Hexagon/HexagonISelLowering.cpp
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonISelLowering.cpp?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/Target/Hexagon/HexagonISelLowering.cpp
> >>>>>> (original)
> >>>>>> +++ llvm/trunk/lib/Target/Hexagon/HexagonISelLowering.cpp Mon
> >>>>>> Jan
> >>>>>> 28
> >>>>>> 20:32:37 2013
> >>>>>> @@ -1364,6 +1364,8 @@ HexagonTargetLowering::HexagonTargetLowe
> >>>>>>    setOperationAction(ISD::FSIN , MVT::f32, Expand);
> >>>>>>    setOperationAction(ISD::FCOS , MVT::f32, Expand);
> >>>>>>    setOperationAction(ISD::FREM , MVT::f32, Expand);
> >>>>>> +    setOperationAction(ISD::FSINCOS, MVT::f64, Expand);
> >>>>>> +    setOperationAction(ISD::FSINCOS, MVT::f32, Expand);
> >>>>>>    setOperationAction(ISD::CTPOP, MVT::i32, Expand);
> >>>>>>    setOperationAction(ISD::CTTZ , MVT::i32, Expand);
> >>>>>>    setOperationAction(ISD::CTTZ_ZERO_UNDEF, MVT::i32, Expand);
> >>>>>>
> >>>>>> Modified: llvm/trunk/lib/Target/MBlaze/MBlazeISelLowering.cpp
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/MBlaze/MBlazeISelLowering.cpp?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/Target/MBlaze/MBlazeISelLowering.cpp
> >>>>>> (original)
> >>>>>> +++ llvm/trunk/lib/Target/MBlaze/MBlazeISelLowering.cpp Mon
> >>>>>> Jan
> >>>>>> 28
> >>>>>> 20:32:37 2013
> >>>>>> @@ -81,6 +81,7 @@ MBlazeTargetLowering::MBlazeTargetLoweri
> >>>>>>  setOperationAction(ISD::FCOPYSIGN,  MVT::f64, Expand);
> >>>>>>  setOperationAction(ISD::FSIN,       MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FCOS,       MVT::f32, Expand);
> >>>>>> +  setOperationAction(ISD::FSINCOS,    MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FPOWI,      MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FPOW,       MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FLOG,       MVT::f32, Expand);
> >>>>>>
> >>>>>> Modified: llvm/trunk/lib/Target/Mips/MipsISelLowering.cpp
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MipsISelLowering.cpp?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/Target/Mips/MipsISelLowering.cpp (original)
> >>>>>> +++ llvm/trunk/lib/Target/Mips/MipsISelLowering.cpp Mon Jan 28
> >>>>>> 20:32:37 2013
> >>>>>> @@ -421,6 +421,8 @@ MipsTargetLowering(MipsTargetMachine &TM
> >>>>>>  setOperationAction(ISD::FSIN,              MVT::f64,
> >>>>>>    Expand);
> >>>>>>  setOperationAction(ISD::FCOS,              MVT::f32,
> >>>>>>    Expand);
> >>>>>>  setOperationAction(ISD::FCOS,              MVT::f64,
> >>>>>>    Expand);
> >>>>>> +  setOperationAction(ISD::FSINCOS,           MVT::f32,
> >>>>>>  Expand);
> >>>>>> +  setOperationAction(ISD::FSINCOS,           MVT::f64,
> >>>>>>  Expand);
> >>>>>>  setOperationAction(ISD::FPOWI,             MVT::f32,
> >>>>>>    Expand);
> >>>>>>  setOperationAction(ISD::FPOW,              MVT::f32,
> >>>>>>    Expand);
> >>>>>>  setOperationAction(ISD::FPOW,              MVT::f64,
> >>>>>>    Expand);
> >>>>>>
> >>>>>> Modified: llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
> >>>>>> (original)
> >>>>>> +++ llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp Mon Jan
> >>>>>> 28
> >>>>>> 20:32:37 2013
> >>>>>> @@ -132,11 +132,13 @@ PPCTargetLowering::PPCTargetLowering(PPC
> >>>>>>  // We don't support sin/cos/sqrt/fmod/pow
> >>>>>>  setOperationAction(ISD::FSIN , MVT::f64, Expand);
> >>>>>>  setOperationAction(ISD::FCOS , MVT::f64, Expand);
> >>>>>> +  setOperationAction(ISD::FSINCOS, MVT::f64, Expand);
> >>>>>>  setOperationAction(ISD::FREM , MVT::f64, Expand);
> >>>>>>  setOperationAction(ISD::FPOW , MVT::f64, Expand);
> >>>>>>  setOperationAction(ISD::FMA  , MVT::f64, Legal);
> >>>>>>  setOperationAction(ISD::FSIN , MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FCOS , MVT::f32, Expand);
> >>>>>> +  setOperationAction(ISD::FSINCOS, MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FREM , MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FPOW , MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FMA  , MVT::f32, Legal);
> >>>>>>
> >>>>>> Modified: llvm/trunk/lib/Target/Sparc/SparcISelLowering.cpp
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/SparcISelLowering.cpp?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/Target/Sparc/SparcISelLowering.cpp
> >>>>>> (original)
> >>>>>> +++ llvm/trunk/lib/Target/Sparc/SparcISelLowering.cpp Mon Jan
> >>>>>> 28
> >>>>>> 20:32:37 2013
> >>>>>> @@ -759,10 +759,12 @@ SparcTargetLowering::SparcTargetLowering
> >>>>>>
> >>>>>>  setOperationAction(ISD::FSIN , MVT::f64, Expand);
> >>>>>>  setOperationAction(ISD::FCOS , MVT::f64, Expand);
> >>>>>> +  setOperationAction(ISD::FSINCOS, MVT::f64, Expand);
> >>>>>>  setOperationAction(ISD::FREM , MVT::f64, Expand);
> >>>>>>  setOperationAction(ISD::FMA  , MVT::f64, Expand);
> >>>>>>  setOperationAction(ISD::FSIN , MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FCOS , MVT::f32, Expand);
> >>>>>> +  setOperationAction(ISD::FSINCOS, MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FREM , MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::FMA  , MVT::f32, Expand);
> >>>>>>  setOperationAction(ISD::CTPOP, MVT::i32, Expand);
> >>>>>>
> >>>>>> Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
> >>>>>> +++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Mon Jan 28
> >>>>>> 20:32:37
> >>>>>> 2013
> >>>>>> @@ -605,10 +605,12 @@ X86TargetLowering::X86TargetLowering(X86
> >>>>>>    setOperationAction(ISD::FGETSIGN, MVT::i32, Custom);
> >>>>>>
> >>>>>>    // We don't support sin/cos/fmod
> >>>>>> -    setOperationAction(ISD::FSIN , MVT::f64, Expand);
> >>>>>> -    setOperationAction(ISD::FCOS , MVT::f64, Expand);
> >>>>>> -    setOperationAction(ISD::FSIN , MVT::f32, Expand);
> >>>>>> -    setOperationAction(ISD::FCOS , MVT::f32, Expand);
> >>>>>> +    setOperationAction(ISD::FSIN   , MVT::f64, Expand);
> >>>>>> +    setOperationAction(ISD::FCOS   , MVT::f64, Expand);
> >>>>>> +    setOperationAction(ISD::FSINCOS, MVT::f64, Expand);
> >>>>>> +    setOperationAction(ISD::FSIN   , MVT::f32, Expand);
> >>>>>> +    setOperationAction(ISD::FCOS   , MVT::f32, Expand);
> >>>>>> +    setOperationAction(ISD::FSINCOS, MVT::f32, Expand);
> >>>>>>
> >>>>>>    // Expand FP immediates into loads from the stack, except
> >>>>>>    for
> >>>>>>    the special
> >>>>>>    // cases we handle.
> >>>>>> @@ -633,8 +635,9 @@ X86TargetLowering::X86TargetLowering(X86
> >>>>>>    setOperationAction(ISD::FCOPYSIGN, MVT::f32, Custom);
> >>>>>>
> >>>>>>    // We don't support sin/cos/fmod
> >>>>>> -    setOperationAction(ISD::FSIN , MVT::f32, Expand);
> >>>>>> -    setOperationAction(ISD::FCOS , MVT::f32, Expand);
> >>>>>> +    setOperationAction(ISD::FSIN   , MVT::f32, Expand);
> >>>>>> +    setOperationAction(ISD::FCOS   , MVT::f32, Expand);
> >>>>>> +    setOperationAction(ISD::FSINCOS, MVT::f32, Expand);
> >>>>>>
> >>>>>>    // Special cases we handle for FP constants.
> >>>>>>    addLegalFPImmediate(APFloat(+0.0f)); // xorps
> >>>>>> @@ -644,8 +647,9 @@ X86TargetLowering::X86TargetLowering(X86
> >>>>>>    addLegalFPImmediate(APFloat(-1.0)); // FLD1/FCHS
> >>>>>>
> >>>>>>    if (!TM.Options.UnsafeFPMath) {
> >>>>>> -      setOperationAction(ISD::FSIN           , MVT::f64  ,
> >>>>>> Expand);
> >>>>>> -      setOperationAction(ISD::FCOS           , MVT::f64  ,
> >>>>>> Expand);
> >>>>>> +      setOperationAction(ISD::FSIN   , MVT::f64, Expand);
> >>>>>> +      setOperationAction(ISD::FCOS   , MVT::f64, Expand);
> >>>>>> +      setOperationAction(ISD::FSINCOS, MVT::f64, Expand);
> >>>>>>    }
> >>>>>>  } else if (!TM.Options.UseSoftFloat) {
> >>>>>>    // f32 and f64 in x87.
> >>>>>> @@ -659,10 +663,12 @@ X86TargetLowering::X86TargetLowering(X86
> >>>>>>    setOperationAction(ISD::FCOPYSIGN, MVT::f32, Expand);
> >>>>>>
> >>>>>>    if (!TM.Options.UnsafeFPMath) {
> >>>>>> -      setOperationAction(ISD::FSIN           , MVT::f32  ,
> >>>>>> Expand);
> >>>>>> -      setOperationAction(ISD::FSIN           , MVT::f64  ,
> >>>>>> Expand);
> >>>>>> -      setOperationAction(ISD::FCOS           , MVT::f32  ,
> >>>>>> Expand);
> >>>>>> -      setOperationAction(ISD::FCOS           , MVT::f64  ,
> >>>>>> Expand);
> >>>>>> +      setOperationAction(ISD::FSIN   , MVT::f64, Expand);
> >>>>>> +      setOperationAction(ISD::FSIN   , MVT::f32, Expand);
> >>>>>> +      setOperationAction(ISD::FCOS   , MVT::f64, Expand);
> >>>>>> +      setOperationAction(ISD::FCOS   , MVT::f32, Expand);
> >>>>>> +      setOperationAction(ISD::FSINCOS, MVT::f64, Expand);
> >>>>>> +      setOperationAction(ISD::FSINCOS, MVT::f32, Expand);
> >>>>>>    }
> >>>>>>    addLegalFPImmediate(APFloat(+0.0)); // FLD0
> >>>>>>    addLegalFPImmediate(APFloat(+1.0)); // FLD1
> >>>>>> @@ -699,8 +705,9 @@ X86TargetLowering::X86TargetLowering(X86
> >>>>>>    }
> >>>>>>
> >>>>>>    if (!TM.Options.UnsafeFPMath) {
> >>>>>> -      setOperationAction(ISD::FSIN           , MVT::f80  ,
> >>>>>> Expand);
> >>>>>> -      setOperationAction(ISD::FCOS           , MVT::f80  ,
> >>>>>> Expand);
> >>>>>> +      setOperationAction(ISD::FSIN   , MVT::f80, Expand);
> >>>>>> +      setOperationAction(ISD::FCOS   , MVT::f80, Expand);
> >>>>>> +      setOperationAction(ISD::FSINCOS, MVT::f80, Expand);
> >>>>>>    }
> >>>>>>
> >>>>>>    setOperationAction(ISD::FFLOOR, MVT::f80, Expand);
> >>>>>> @@ -748,7 +755,9 @@ X86TargetLowering::X86TargetLowering(X86
> >>>>>>    setOperationAction(ISD::INSERT_SUBVECTOR, VT,Expand);
> >>>>>>    setOperationAction(ISD::FABS, VT, Expand);
> >>>>>>    setOperationAction(ISD::FSIN, VT, Expand);
> >>>>>> +    setOperationAction(ISD::FSINCOS, VT, Expand);
> >>>>>>    setOperationAction(ISD::FCOS, VT, Expand);
> >>>>>> +    setOperationAction(ISD::FSINCOS, VT, Expand);
> >>>>>>    setOperationAction(ISD::FREM, VT, Expand);
> >>>>>>    setOperationAction(ISD::FMA,  VT, Expand);
> >>>>>>    setOperationAction(ISD::FPOWI, VT, Expand);
> >>>>>> @@ -1281,6 +1290,19 @@
> >>>>>> X86TargetLowering::X86TargetLowering(X86
> >>>>>>    setLibcallName(RTLIB::SRA_I128, 0);
> >>>>>>  }
> >>>>>>
> >>>>>> +  // Combine sin / cos into one node or libcall if possible.
> >>>>>> +  if (Subtarget->hasSinCos()) {
> >>>>>> +    setLibcallName(RTLIB::SINCOS_F32, "sincosf");
> >>>>>> +    setLibcallName(RTLIB::SINCOS_F64, "sincos");
> >>>>>> +    if (Subtarget->isTargetDarwin() && Subtarget->is64Bit())
> >>>>>> {
> >>>>>> +      // For MacOSX, we don't want to the normal expansion of
> >>>>>> a
> >>>>>> libcall to
> >>>>>> +      // sincos. We want to issue a libcall to __sincos_stret
> >>>>>> to
> >>>>>> avoid memory
> >>>>>> +      // traffic.
> >>>>>> +      setOperationAction(ISD::FSINCOS, MVT::f64, Custom);
> >>>>>> +      setOperationAction(ISD::FSINCOS, MVT::f32, Custom);
> >>>>>> +    }
> >>>>>> +  }
> >>>>>> +
> >>>>>>  // We have target-specific dag combine patterns for the
> >>>>>>  following
> >>>>>>  nodes:
> >>>>>>  setTargetDAGCombine(ISD::VECTOR_SHUFFLE);
> >>>>>>  setTargetDAGCombine(ISD::EXTRACT_VECTOR_ELT);
> >>>>>> @@ -12014,6 +12036,50 @@ static SDValue
> >>>>>> LowerADDC_ADDE_SUBC_SUBE(
> >>>>>>                     Op.getOperand(1), Op.getOperand(2));
> >>>>>> }
> >>>>>>
> >>>>>> +SDValue X86TargetLowering::LowerFSINCOS(SDValue Op,
> >>>>>> SelectionDAG
> >>>>>> &DAG) const {
> >>>>>> +  assert(Subtarget->isTargetDarwin());
> >>>>>> +
> >>>>>> +  // For MacOSX, we want to call an alternative entry point:
> >>>>>> __sincos_stret,
> >>>>>> +  // which returns the values in two XMM registers.
> >>>>>> +  DebugLoc dl = Op.getDebugLoc();
> >>>>>> +  SDValue Arg = Op.getOperand(0);
> >>>>>> +  EVT ArgVT = Arg.getValueType();
> >>>>>> +  Type *ArgTy = ArgVT.getTypeForEVT(*DAG.getContext());
> >>>>>> +
> >>>>>> +  ArgListTy Args;
> >>>>>> +  ArgListEntry Entry;
> >>>>>> +
> >>>>>> +  Entry.Node = Arg;
> >>>>>> +  Entry.Ty = ArgTy;
> >>>>>> +  Entry.isSExt = false;
> >>>>>> +  Entry.isZExt = false;
> >>>>>> +  Args.push_back(Entry);
> >>>>>> +
> >>>>>> +  const char *LibcallName = (ArgVT == MVT::f64)
> >>>>>> +    ? "__sincos_stret" : "__sincosf_stret";
> >>>>>> +  SDValue Callee = DAG.getExternalSymbol(LibcallName,
> >>>>>> getPointerTy());
> >>>>>> +
> >>>>>> +  StructType *RetTy = StructType::get(ArgTy, ArgTy, NULL);
> >>>>>> +  TargetLowering::
> >>>>>> +  CallLoweringInfo CLI(DAG.getEntryNode(), RetTy,
> >>>>>> +                       false, false, false, false, 0,
> >>>>>> +                       CallingConv::C, /*isTaillCall=*/false,
> >>>>>> +                       /*doesNotRet=*/false,
> >>>>>> /*isReturnValueUsed*/true,
> >>>>>> +                       Callee, Args, DAG, dl);
> >>>>>> +  std::pair<SDValue, SDValue> CallResult = LowerCallTo(CLI);
> >>>>>> +#if 1
> >>>>>> +  return CallResult.first;
> >>>>>> +#else
> >>>>>> +  SDValue RetSin = DAG.getNode(ISD::EXTRACT_ELEMENT, dl,
> >>>>>> ArgVT,
> >>>>>> +                               CallResult.first,
> >>>>>> DAG.getIntPtrConstant(0));
> >>>>>> +  SDValue RetCos = DAG.getNode(ISD::EXTRACT_ELEMENT, dl,
> >>>>>> ArgVT,
> >>>>>> +                               CallResult.first,
> >>>>>> DAG.getIntPtrConstant(1));
> >>>>>> +
> >>>>>> +  SDVTList Tys = DAG.getVTList(ArgVT, ArgVT);
> >>>>>> +  return DAG.getNode(ISD::MERGE_VALUES, dl, Tys, RetSin,
> >>>>>> RetCos);
> >>>>>> +#endif
> >>>>>> +}
> >>>>>> +
> >>>>>> /// LowerOperation - Provide custom lowering hooks for some
> >>>>>> operations.
> >>>>>> ///
> >>>>>> SDValue X86TargetLowering::LowerOperation(SDValue Op,
> >>>>>> SelectionDAG
> >>>>>> &DAG) const {
> >>>>>> @@ -12096,6 +12162,7 @@ SDValue
> >>>>>> X86TargetLowering::LowerOperatio
> >>>>>>  case ISD::ADD:                return LowerADD(Op, DAG);
> >>>>>>  case ISD::SUB:                return LowerSUB(Op, DAG);
> >>>>>>  case ISD::SDIV:               return LowerSDIV(Op, DAG);
> >>>>>> +  case ISD::FSINCOS:            return LowerFSINCOS(Op, DAG);
> >>>>>>  }
> >>>>>> }
> >>>>>>
> >>>>>>
> >>>>>> Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.h
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.h?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/Target/X86/X86ISelLowering.h (original)
> >>>>>> +++ llvm/trunk/lib/Target/X86/X86ISelLowering.h Mon Jan 28
> >>>>>> 20:32:37
> >>>>>> 2013
> >>>>>> @@ -838,8 +838,8 @@ namespace llvm {
> >>>>>>    SDValue LowerFLT_ROUNDS_(SDValue Op, SelectionDAG &DAG)
> >>>>>>    const;
> >>>>>>    SDValue LowerShift(SDValue Op, SelectionDAG &DAG) const;
> >>>>>>    SDValue LowerSDIV(SDValue Op, SelectionDAG &DAG) const;
> >>>>>> -
> >>>>>>    SDValue LowerSIGN_EXTEND_INREG(SDValue Op, SelectionDAG
> >>>>>>    &DAG)
> >>>>>>    const;
> >>>>>> +    SDValue LowerFSINCOS(SDValue Op, SelectionDAG &DAG)
> >>>>>> const;
> >>>>>>
> >>>>>>    // Utility functions to help LowerVECTOR_SHUFFLE &
> >>>>>>    LowerBUILD_VECTOR
> >>>>>>    SDValue LowerVectorBroadcast(SDValue Op, SelectionDAG &DAG)
> >>>>>>    const;
> >>>>>>
> >>>>>> Modified: llvm/trunk/lib/Target/X86/X86Subtarget.cpp
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86Subtarget.cpp?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/Target/X86/X86Subtarget.cpp (original)
> >>>>>> +++ llvm/trunk/lib/Target/X86/X86Subtarget.cpp Mon Jan 28
> >>>>>> 20:32:37
> >>>>>> 2013
> >>>>>> @@ -155,6 +155,11 @@ const char *X86Subtarget::getBZeroEntry(
> >>>>>>  return 0;
> >>>>>> }
> >>>>>>
> >>>>>> +bool X86Subtarget::hasSinCos() const {
> >>>>>> +  return getTargetTriple().isMacOSX() &&
> >>>>>> +    !getTargetTriple().isMacOSXVersionLT(10, 9);
> >>>>>> +}
> >>>>>> +
> >>>>>> /// IsLegalToCallImmediateAddr - Return true if the subtarget
> >>>>>> allows
> >>>>>> calls
> >>>>>> /// to immediate address.
> >>>>>> bool X86Subtarget::IsLegalToCallImmediateAddr(const
> >>>>>> TargetMachine
> >>>>>> &TM) const {
> >>>>>>
> >>>>>> Modified: llvm/trunk/lib/Target/X86/X86Subtarget.h
> >>>>>> URL:
> >>>>>> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86Subtarget.h?rev=173755&r1=173754&r2=173755&view=diff
> >>>>>> ==============================================================================
> >>>>>> --- llvm/trunk/lib/Target/X86/X86Subtarget.h (original)
> >>>>>> +++ llvm/trunk/lib/Target/X86/X86Subtarget.h Mon Jan 28
> >>>>>> 20:32:37
> >>>>>> 2013
> >>>>>> @@ -328,6 +328,10 @@ public:
> >>>>>>  /// memset with zero passed as the second argument. Otherwise
> >>>>>>  it
> >>>>>>  /// returns null.
> >>>>>>  const char *getBZeroEntry() const;
> >>>>>> +
> >>>>>> +  /// This function returns true if the target has sincos()
> >>>>>> routine
> >>>>>> in its
> >>>>>> +  /// compiler runtime or math libraries.
> >>>>>> +  bool hasSinCos() const;
> >>>>>>
> >>>>>>  /// enablePostRAScheduler - run for Atom optimization.
> >>>>>>  bool enablePostRAScheduler(CodeGenOpt::Level OptLevel,
> >>>>>>
> >>>>>>
> >>>>>> _______________________________________________
> >>>>>> llvm-commits mailing list
> >>>>>> llvm-commits at cs.uiuc.edu
> >>>>>> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
> >>>>> _______________________________________________
> >>>>> llvm-commits mailing list
> >>>>> llvm-commits at cs.uiuc.edu
> >>>>> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
> >>>>>
> >>>
> >> _______________________________________________
> >> llvm-commits mailing list
> >> llvm-commits at cs.uiuc.edu
> >> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
> >>
> > _______________________________________________
> > llvm-commits mailing list
> > llvm-commits at cs.uiuc.edu
> > http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
> 
> 



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