Make LowerCallTo and LowerArguments take a DebugLoc
argument.  Adjust all callers and overloaded versions.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63444 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index 79ae745..9067c2d 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -740,10 +740,12 @@
   Entry.Node = Argument;
   Entry.Ty = (const Type *) Type::Int32Ty;
   Args.push_back(Entry);
+  // FIXME: is there useful debug info available here?
   std::pair<SDValue, SDValue> CallResult =
     LowerCallTo(Chain, (const Type *) Type::Int32Ty, false, false, false, false,
                 CallingConv::C, false,
-                DAG.getExternalSymbol("__tls_get_addr", PtrVT), Args, DAG);
+                DAG.getExternalSymbol("__tls_get_addr", PtrVT), Args, DAG,
+                DebugLoc::getUnknownLoc());
   return CallResult.first;
 }
 
diff --git a/lib/Target/Alpha/AlphaISelLowering.cpp b/lib/Target/Alpha/AlphaISelLowering.cpp
index 1c090ff..753906e 100644
--- a/lib/Target/Alpha/AlphaISelLowering.cpp
+++ b/lib/Target/Alpha/AlphaISelLowering.cpp
@@ -356,7 +356,8 @@
                                  bool RetSExt, bool RetZExt, bool isVarArg,
                                  bool isInreg, unsigned CallingConv, 
                                  bool isTailCall, SDValue Callee, 
-                                 ArgListTy &Args, SelectionDAG &DAG) {
+                                 ArgListTy &Args, SelectionDAG &DAG,
+                                 DebugLoc dl) {
   int NumBytes = 0;
   if (Args.size() > 6)
     NumBytes = (Args.size() - 6) * 8;
@@ -374,11 +375,13 @@
       // Promote the integer to 64 bits.  If the input type is signed use a
       // sign extend, otherwise use a zero extend.
       if (Args[i].isSExt)
-        Args[i].Node = DAG.getNode(ISD::SIGN_EXTEND, MVT::i64, Args[i].Node);
+        Args[i].Node = DAG.getNode(ISD::SIGN_EXTEND, dl, 
+                                   MVT::i64, Args[i].Node);
       else if (Args[i].isZExt)
-        Args[i].Node = DAG.getNode(ISD::ZERO_EXTEND, MVT::i64, Args[i].Node);
+        Args[i].Node = DAG.getNode(ISD::ZERO_EXTEND, dl,
+                                   MVT::i64, Args[i].Node);
       else
-        Args[i].Node = DAG.getNode(ISD::ANY_EXTEND, MVT::i64, Args[i].Node);
+        Args[i].Node = DAG.getNode(ISD::ANY_EXTEND, dl, MVT::i64, Args[i].Node);
       break;
     case MVT::i64:
     case MVT::f64:
@@ -402,7 +405,8 @@
   Ops.push_back(Chain);
   Ops.push_back(Callee);
   Ops.insert(Ops.end(), args_to_use.begin(), args_to_use.end());
-  SDValue TheCall = DAG.getNode(AlphaISD::CALL, RetVals, &Ops[0], Ops.size());
+  SDValue TheCall = DAG.getNode(AlphaISD::CALL, dl, 
+                                RetVals, &Ops[0], Ops.size());
   Chain = TheCall.getValue(RetTyVT != MVT::isVoid);
   Chain = DAG.getCALLSEQ_END(Chain, DAG.getIntPtrConstant(NumBytes, true),
                              DAG.getIntPtrConstant(0, true), SDValue());
@@ -416,10 +420,10 @@
       AssertKind = ISD::AssertZext;
 
     if (AssertKind != ISD::DELETED_NODE)
-      RetVal = DAG.getNode(AssertKind, MVT::i64, RetVal,
+      RetVal = DAG.getNode(AssertKind, dl, MVT::i64, RetVal,
                            DAG.getValueType(RetTyVT));
 
-    RetVal = DAG.getNode(ISD::TRUNCATE, RetTyVT, RetVal);
+    RetVal = DAG.getNode(ISD::TRUNCATE, dl, RetTyVT, RetVal);
   }
 
   return std::make_pair(RetVal, Chain);
diff --git a/lib/Target/Alpha/AlphaISelLowering.h b/lib/Target/Alpha/AlphaISelLowering.h
index cebd3ac..f165a7f 100644
--- a/lib/Target/Alpha/AlphaISelLowering.h
+++ b/lib/Target/Alpha/AlphaISelLowering.h
@@ -87,7 +87,8 @@
     virtual std::pair<SDValue, SDValue>
     LowerCallTo(SDValue Chain, const Type *RetTy, bool RetSExt, bool RetZExt,
                 bool isVarArg, bool isInreg, unsigned CC, bool isTailCall, 
-                SDValue Callee, ArgListTy &Args, SelectionDAG &DAG);
+                SDValue Callee, ArgListTy &Args, SelectionDAG &DAG, 
+                DebugLoc dl);
 
     ConstraintType getConstraintType(const std::string &Constraint) const;
 
diff --git a/lib/Target/CellSPU/SPUISelLowering.cpp b/lib/Target/CellSPU/SPUISelLowering.cpp
index 86b233c..0718330 100644
--- a/lib/Target/CellSPU/SPUISelLowering.cpp
+++ b/lib/Target/CellSPU/SPUISelLowering.cpp
@@ -113,7 +113,8 @@
     const Type *RetTy = Op.getNode()->getValueType(0).getTypeForMVT();
     std::pair<SDValue, SDValue> CallInfo =
             TLI.LowerCallTo(InChain, RetTy, isSigned, !isSigned, false, false,
-                            CallingConv::C, false, Callee, Args, DAG);
+                            CallingConv::C, false, Callee, Args, DAG,
+                            Op.getNode()->getDebugLoc());
 
     return CallInfo.first;
   }
diff --git a/lib/Target/IA64/IA64ISelLowering.cpp b/lib/Target/IA64/IA64ISelLowering.cpp
index c40f89d..ff7ad90 100644
--- a/lib/Target/IA64/IA64ISelLowering.cpp
+++ b/lib/Target/IA64/IA64ISelLowering.cpp
@@ -145,7 +145,8 @@
 }
 
 void IA64TargetLowering::LowerArguments(Function &F, SelectionDAG &DAG,
-                                        SmallVectorImpl<SDValue> &ArgValues) {
+                                        SmallVectorImpl<SDValue> &ArgValues,
+                                        DebugLoc dl) {
   //
   // add beautiful description of IA64 stack frame format
   // here (from intel 24535803.pdf most likely)
@@ -199,7 +200,7 @@
             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, dl, MVT::f32, argt,
                                  DAG.getIntPtrConstant(0));
             break;
           case MVT::i1: // NOTE: as far as C abi stuff goes,
@@ -218,7 +219,7 @@
             argt = newroot =
               DAG.getCopyFromReg(DAG.getRoot(), argVreg[count], MVT::i64);
             if ( getValueType(I->getType()) != MVT::i64)
-              argt = DAG.getNode(ISD::TRUNCATE, getValueType(I->getType()),
+              argt = DAG.getNode(ISD::TRUNCATE, dl, getValueType(I->getType()),
                   newroot);
             break;
         }
@@ -230,7 +231,7 @@
         // Create the SelectionDAG nodes corresponding to a load
         //from this parameter
         SDValue FIN = DAG.getFrameIndex(FI, MVT::i64);
-        argt = newroot = DAG.getLoad(getValueType(I->getType()),
+        argt = newroot = DAG.getLoad(getValueType(I->getType()), dl,
                                      DAG.getEntryNode(), FIN, NULL, 0);
       }
       ++count;
@@ -307,7 +308,8 @@
                                 bool RetSExt, bool RetZExt, bool isVarArg,
                                 bool isInreg, unsigned CallingConv, 
                                 bool isTailCall, SDValue Callee, 
-                                ArgListTy &Args, SelectionDAG &DAG) {
+                                ArgListTy &Args, SelectionDAG &DAG,
+                                DebugLoc dl) {
 
   MachineFunction &MF = DAG.getMachineFunction();
 
@@ -360,7 +362,7 @@
           ExtendKind = ISD::SIGN_EXTEND;
         else if (Args[i].isZExt)
           ExtendKind = ISD::ZERO_EXTEND;
-        Val = DAG.getNode(ExtendKind, MVT::i64, Val);
+        Val = DAG.getNode(ExtendKind, dl, MVT::i64, Val);
         // XXX: fall through
       }
       case MVT::i64:
@@ -373,7 +375,7 @@
         break;
       case MVT::f32:
         //promote to 64-bits
-        Val = DAG.getNode(ISD::FP_EXTEND, MVT::f64, Val);
+        Val = DAG.getNode(ISD::FP_EXTEND, dl, MVT::f64, Val);
         // XXX: fall through
       case MVT::f64:
         if(RegValuesToPass.size() >= 8) {
@@ -392,19 +394,21 @@
           StackPtr = DAG.getRegister(IA64::r12, MVT::i64);
         }
         SDValue PtrOff = DAG.getConstant(ArgOffset, getPointerTy());
-        PtrOff = DAG.getNode(ISD::ADD, MVT::i64, StackPtr, PtrOff);
-        Stores.push_back(DAG.getStore(Chain, ValToStore, PtrOff, NULL, 0));
+        PtrOff = DAG.getNode(ISD::ADD, dl, MVT::i64, StackPtr, PtrOff);
+        Stores.push_back(DAG.getStore(Chain, dl, ValToStore, PtrOff, NULL, 0));
         ArgOffset += ObjSize;
       }
 
       if(ValToConvert.getNode()) {
-        Converts.push_back(DAG.getNode(IA64ISD::GETFD, MVT::i64, ValToConvert));
+        Converts.push_back(DAG.getNode(IA64ISD::GETFD, dl,
+                                       MVT::i64, ValToConvert));
       }
     }
 
   // Emit all stores, make sure they occur before any copies into physregs.
   if (!Stores.empty())
-    Chain = DAG.getNode(ISD::TokenFactor, MVT::Other, &Stores[0],Stores.size());
+    Chain = DAG.getNode(ISD::TokenFactor, dl,
+                        MVT::Other, &Stores[0],Stores.size());
 
   static const unsigned IntArgRegs[] = {
     IA64::out0, IA64::out1, IA64::out2, IA64::out3, 
@@ -477,7 +481,7 @@
     assert(0 && "this should never happen!\n");
 
   // to make way for a hack:
-  Chain = DAG.getNode(IA64ISD::BRCALL, NodeTys,
+  Chain = DAG.getNode(IA64ISD::BRCALL, dl, NodeTys,
                       &CallOperands[0], CallOperands.size());
   InFlag = Chain.getValue(1);
 
@@ -508,7 +512,7 @@
       InFlag = zeroReg.getValue(2);
       Chain = zeroReg.getValue(1);
       
-      RetVal = DAG.getSetCC(MVT::i1, boolInR8, zeroReg, ISD::SETNE);
+      RetVal = DAG.getSetCC(dl, MVT::i1, boolInR8, zeroReg, ISD::SETNE);
       break;
     }
     case MVT::i8:
@@ -520,9 +524,9 @@
       // keep track of whether it is sign or zero extended (todo: bools?)
 /* XXX
       RetVal = DAG.getNode(RetTy->isSigned() ? ISD::AssertSext :ISD::AssertZext,
-                           MVT::i64, RetVal, DAG.getValueType(RetTyVT));
+                           dl, MVT::i64, RetVal, DAG.getValueType(RetTyVT));
 */
-      RetVal = DAG.getNode(ISD::TRUNCATE, RetTyVT, RetVal);
+      RetVal = DAG.getNode(ISD::TRUNCATE, dl, RetTyVT, RetVal);
       break;
     case MVT::i64:
       RetVal = DAG.getCopyFromReg(Chain, IA64::r8, MVT::i64, InFlag);
@@ -532,7 +536,7 @@
     case MVT::f32:
       RetVal = DAG.getCopyFromReg(Chain, IA64::F8, MVT::f64, InFlag);
       Chain = RetVal.getValue(1);
-      RetVal = DAG.getNode(ISD::FP_ROUND, MVT::f32, RetVal,
+      RetVal = DAG.getNode(ISD::FP_ROUND, dl, MVT::f32, RetVal,
                            DAG.getIntPtrConstant(0));
       break;
     case MVT::f64:
diff --git a/lib/Target/IA64/IA64ISelLowering.h b/lib/Target/IA64/IA64ISelLowering.h
index 9b0854f..edf7eb8 100644
--- a/lib/Target/IA64/IA64ISelLowering.h
+++ b/lib/Target/IA64/IA64ISelLowering.h
@@ -54,7 +54,8 @@
     /// LowerArguments - This hook must be implemented to indicate how we should
     /// lower the arguments for the specified function, into the specified DAG.
     virtual void LowerArguments(Function &F, SelectionDAG &DAG,
-                                SmallVectorImpl<SDValue> &ArgValues);
+                                SmallVectorImpl<SDValue> &ArgValues,
+                                DebugLoc dl);
     
     /// LowerCallTo - This hook lowers an abstract call to a function into an
     /// actual call.
@@ -62,7 +63,8 @@
       LowerCallTo(SDValue Chain, const Type *RetTy,
                   bool RetSExt, bool RetZExt, bool isVarArg, bool isInreg,
                   unsigned CC, bool isTailCall, 
-                  SDValue Callee, ArgListTy &Args, SelectionDAG &DAG);
+                  SDValue Callee, ArgListTy &Args, SelectionDAG &DAG,
+                  DebugLoc dl);
 
     /// LowerOperation - for custom lowering specific ops
     /// (currently, only "ret void")
diff --git a/lib/Target/PIC16/PIC16ISelLowering.cpp b/lib/Target/PIC16/PIC16ISelLowering.cpp
index 83d7a3e..4e7e1e4 100644
--- a/lib/Target/PIC16/PIC16ISelLowering.cpp
+++ b/lib/Target/PIC16/PIC16ISelLowering.cpp
@@ -172,7 +172,7 @@
 PIC16TargetLowering::MakePIC16Libcall(PIC16ISD::PIC16Libcall Call,
                                       MVT RetVT, const SDValue *Ops,
                                       unsigned NumOps, bool isSigned,
-                                      SelectionDAG &DAG) {
+                                      SelectionDAG &DAG, DebugLoc dl) {
 
  TargetLowering::ArgListTy Args;
  Args.reserve(NumOps);
@@ -190,7 +190,7 @@
   const Type *RetTy = RetVT.getTypeForMVT();
   std::pair<SDValue,SDValue> CallInfo = 
      LowerCallTo(DAG.getEntryNode(), RetTy, isSigned, !isSigned, false,
-                     false, CallingConv::C, false, Callee, Args, DAG);
+                     false, CallingConv::C, false, Callee, Args, DAG, dl);
 
   return CallInfo.first;
 }
@@ -758,7 +758,8 @@
   SmallVector<SDValue, 2> Ops(2);
   Ops[0] = Value;
   Ops[1] = Amt;
-  SDValue Call = MakePIC16Libcall(CallCode, N->getValueType(0), &Ops[0], 2, true, DAG);
+  SDValue Call = MakePIC16Libcall(CallCode, N->getValueType(0), &Ops[0], 2, 
+                                  true, DAG, N->getDebugLoc());
   return Call;
 }
 
diff --git a/lib/Target/PIC16/PIC16ISelLowering.h b/lib/Target/PIC16/PIC16ISelLowering.h
index 78571f4..011d91e 100644
--- a/lib/Target/PIC16/PIC16ISelLowering.h
+++ b/lib/Target/PIC16/PIC16ISelLowering.h
@@ -168,7 +168,7 @@
     // Make PIC16 Libcall
     SDValue MakePIC16Libcall(PIC16ISD::PIC16Libcall Call, MVT RetVT, 
                              const SDValue *Ops, unsigned NumOps, bool isSigned,
-                             SelectionDAG &DAG);
+                             SelectionDAG &DAG, DebugLoc dl);
 
     // Check if operation has a direct load operand.
     inline bool isDirectLoad(const SDValue Op);
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp
index 67c2536..1a192a1 100644
--- a/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -1229,6 +1229,7 @@
   SDValue Trmp = Op.getOperand(1); // trampoline
   SDValue FPtr = Op.getOperand(2); // nested function
   SDValue Nest = Op.getOperand(3); // 'nest' parameter value
+  DebugLoc dl = Op.getNode()->getDebugLoc();
 
   MVT PtrVT = DAG.getTargetLoweringInfo().getPointerTy();
   bool isPPC64 = (PtrVT == MVT::i64);
@@ -1254,7 +1255,7 @@
     LowerCallTo(Chain, Op.getValueType().getTypeForMVT(), false, false,
                 false, false, CallingConv::C, false,
                 DAG.getExternalSymbol("__trampoline_setup", PtrVT),
-                Args, DAG);
+                Args, DAG, dl);
 
   SDValue Ops[] =
     { CallResult.first, CallResult.second };
diff --git a/lib/Target/Sparc/SparcISelLowering.cpp b/lib/Target/Sparc/SparcISelLowering.cpp
index b1031b4..af5d6e5 100644
--- a/lib/Target/Sparc/SparcISelLowering.cpp
+++ b/lib/Target/Sparc/SparcISelLowering.cpp
@@ -77,7 +77,8 @@
 /// in FP registers for fastcc functions.
 void
 SparcTargetLowering::LowerArguments(Function &F, SelectionDAG &DAG,
-                                    SmallVectorImpl<SDValue> &ArgValues) {
+                                    SmallVectorImpl<SDValue> &ArgValues,
+                                    DebugLoc dl) {
   MachineFunction &MF = DAG.getMachineFunction();
   MachineRegisterInfo &RegInfo = MF.getRegInfo();
 
diff --git a/lib/Target/Sparc/SparcISelLowering.h b/lib/Target/Sparc/SparcISelLowering.h
index a0e3c65..acd1b50 100644
--- a/lib/Target/Sparc/SparcISelLowering.h
+++ b/lib/Target/Sparc/SparcISelLowering.h
@@ -58,7 +58,8 @@
                                                 unsigned Depth = 0) const;
 
     virtual void LowerArguments(Function &F, SelectionDAG &DAG,
-                                SmallVectorImpl<SDValue> &ArgValues);
+                                SmallVectorImpl<SDValue> &ArgValues,
+                                DebugLoc dl);
     virtual MachineBasicBlock *EmitInstrWithCustomInserter(MachineInstr *MI,
                                                         MachineBasicBlock *MBB);
 
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 2aa2e4a..2c79da5 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -5532,10 +5532,12 @@
       Args.push_back(Entry);
       Entry.Node = Size;
       Args.push_back(Entry);
+      // FIXME provide DebugLoc info
       std::pair<SDValue,SDValue> CallResult =
         LowerCallTo(Chain, Type::VoidTy, false, false, false, false, 
                     CallingConv::C, false, 
-                    DAG.getExternalSymbol(bzeroEntry, IntPtr), Args, DAG);
+                    DAG.getExternalSymbol(bzeroEntry, IntPtr), Args, DAG,
+                    DebugLoc::getUnknownLoc());
       return CallResult.second;
     }