Propagate debug info through MakeLibCall and a

couple of things that use it.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63456 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 81 insertions, 64 deletions

diff --git a/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
index 8379551172..d95853846b 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp
@@ -132,7 +132,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FADD(SDNode *N) {
                                   RTLIB::ADD_F64,
                                   RTLIB::ADD_F80,
                                   RTLIB::ADD_PPCF128),
-                     NVT, Ops, 2, false);
+                     NVT, Ops, 2, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FCEIL(SDNode *N) {
@@ -143,7 +143,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FCEIL(SDNode *N) {
                                   RTLIB::CEIL_F64,
                                   RTLIB::CEIL_F80,
                                   RTLIB::CEIL_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FCOPYSIGN(SDNode *N) {
@@ -193,7 +193,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FCOS(SDNode *N) {
                                   RTLIB::COS_F64,
                                   RTLIB::COS_F80,
                                   RTLIB::COS_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FDIV(SDNode *N) {
@@ -205,7 +205,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FDIV(SDNode *N) {
                                   RTLIB::DIV_F64,
                                   RTLIB::DIV_F80,
                                   RTLIB::DIV_PPCF128),
-                     NVT, Ops, 2, false);
+                     NVT, Ops, 2, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FEXP(SDNode *N) {
@@ -216,7 +216,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FEXP(SDNode *N) {
                                   RTLIB::EXP_F64,
                                   RTLIB::EXP_F80,
                                   RTLIB::EXP_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FEXP2(SDNode *N) {
@@ -227,7 +227,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FEXP2(SDNode *N) {
                                   RTLIB::EXP2_F64,
                                   RTLIB::EXP2_F80,
                                   RTLIB::EXP2_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FFLOOR(SDNode *N) {
@@ -238,7 +238,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FFLOOR(SDNode *N) {
                                   RTLIB::FLOOR_F64,
                                   RTLIB::FLOOR_F80,
                                   RTLIB::FLOOR_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FLOG(SDNode *N) {
@@ -249,7 +249,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FLOG(SDNode *N) {
                                   RTLIB::LOG_F64,
                                   RTLIB::LOG_F80,
                                   RTLIB::LOG_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FLOG2(SDNode *N) {
@@ -260,7 +260,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FLOG2(SDNode *N) {
                                   RTLIB::LOG2_F64,
                                   RTLIB::LOG2_F80,
                                   RTLIB::LOG2_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FLOG10(SDNode *N) {
@@ -271,7 +271,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FLOG10(SDNode *N) {
                                   RTLIB::LOG10_F64,
                                   RTLIB::LOG10_F80,
                                   RTLIB::LOG10_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FMUL(SDNode *N) {
@@ -283,7 +283,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FMUL(SDNode *N) {
                                   RTLIB::MUL_F64,
                                   RTLIB::MUL_F80,
                                   RTLIB::MUL_PPCF128),
-                     NVT, Ops, 2, false);
+                     NVT, Ops, 2, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FNEARBYINT(SDNode *N) {
@@ -294,7 +294,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FNEARBYINT(SDNode *N) {
                                   RTLIB::NEARBYINT_F64,
                                   RTLIB::NEARBYINT_F80,
                                   RTLIB::NEARBYINT_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FNEG(SDNode *N) {
@@ -307,7 +307,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FNEG(SDNode *N) {
                                   RTLIB::SUB_F64,
                                   RTLIB::SUB_F80,
                                   RTLIB::SUB_PPCF128),
-                     NVT, Ops, 2, false);
+                     NVT, Ops, 2, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FP_EXTEND(SDNode *N) {
@@ -315,7 +315,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FP_EXTEND(SDNode *N) {
   SDValue Op = N->getOperand(0);
   RTLIB::Libcall LC = RTLIB::getFPEXT(Op.getValueType(), N->getValueType(0));
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported FP_EXTEND!");
-  return MakeLibCall(LC, NVT, &Op, 1, false);
+  return MakeLibCall(LC, NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FP_ROUND(SDNode *N) {
@@ -323,7 +323,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FP_ROUND(SDNode *N) {
   SDValue Op = N->getOperand(0);
   RTLIB::Libcall LC = RTLIB::getFPROUND(Op.getValueType(), N->getValueType(0));
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported FP_ROUND!");
-  return MakeLibCall(LC, NVT, &Op, 1, false);
+  return MakeLibCall(LC, NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FPOW(SDNode *N) {
@@ -335,7 +335,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FPOW(SDNode *N) {
                                   RTLIB::POW_F64,
                                   RTLIB::POW_F80,
                                   RTLIB::POW_PPCF128),
-                     NVT, Ops, 2, false);
+                     NVT, Ops, 2, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FPOWI(SDNode *N) {
@@ -348,7 +348,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FPOWI(SDNode *N) {
                                   RTLIB::POWI_F64,
                                   RTLIB::POWI_F80,
                                   RTLIB::POWI_PPCF128),
-                     NVT, Ops, 2, false);
+                     NVT, Ops, 2, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FRINT(SDNode *N) {
@@ -359,7 +359,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FRINT(SDNode *N) {
                                   RTLIB::RINT_F64,
                                   RTLIB::RINT_F80,
                                   RTLIB::RINT_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FSIN(SDNode *N) {
@@ -370,7 +370,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FSIN(SDNode *N) {
                                   RTLIB::SIN_F64,
                                   RTLIB::SIN_F80,
                                   RTLIB::SIN_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FSQRT(SDNode *N) {
@@ -381,7 +381,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FSQRT(SDNode *N) {
                                   RTLIB::SQRT_F64,
                                   RTLIB::SQRT_F80,
                                   RTLIB::SQRT_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FSUB(SDNode *N) {
@@ -393,7 +393,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FSUB(SDNode *N) {
                                   RTLIB::SUB_F64,
                                   RTLIB::SUB_F80,
                                   RTLIB::SUB_PPCF128),
-                     NVT, Ops, 2, false);
+                     NVT, Ops, 2, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_FTRUNC(SDNode *N) {
@@ -404,7 +404,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_FTRUNC(SDNode *N) {
                                   RTLIB::TRUNC_F64,
                                   RTLIB::TRUNC_F80,
                                   RTLIB::TRUNC_PPCF128),
-                     NVT, &Op, 1, false);
+                     NVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatRes_LOAD(SDNode *N) {
@@ -455,6 +455,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_XINT_TO_FP(SDNode *N) {
   MVT SVT = N->getOperand(0).getValueType();
   MVT RVT = N->getValueType(0);
   MVT NVT = MVT();
+  DebugLoc dl = N->getDebugLoc();
 
   // If the input is not legal, eg: i1 -> fp, then it needs to be promoted to
   // a larger type, eg: i8 -> fp.  Even if it is legal, no libcall may exactly
@@ -472,7 +473,7 @@ SDValue DAGTypeLegalizer::SoftenFloatRes_XINT_TO_FP(SDNode *N) {
   // Sign/zero extend the argument if the libcall takes a larger type.
   SDValue Op = DAG.getNode(Signed ? ISD::SIGN_EXTEND : ISD::ZERO_EXTEND,
                            NVT, N->getOperand(0));
-  return MakeLibCall(LC, TLI.getTypeToTransformTo(RVT), &Op, 1, false);
+  return MakeLibCall(LC, TLI.getTypeToTransformTo(RVT), &Op, 1, false, dl);
 }
 
 
@@ -522,7 +523,7 @@ bool DAGTypeLegalizer::SoftenFloatOperand(SDNode *N, unsigned OpNo) {
 /// SoftenSetCCOperands - Soften the operands of a comparison.  This code is
 /// shared among BR_CC, SELECT_CC, and SETCC handlers.
 void DAGTypeLegalizer::SoftenSetCCOperands(SDValue &NewLHS, SDValue &NewRHS,
-                                           ISD::CondCode &CCCode) {
+                                           ISD::CondCode &CCCode, DebugLoc dl) {
   SDValue LHSInt = GetSoftenedFloat(NewLHS);
   SDValue RHSInt = GetSoftenedFloat(NewRHS);
   MVT VT = NewLHS.getValueType();
@@ -590,13 +591,13 @@ void DAGTypeLegalizer::SoftenSetCCOperands(SDValue &NewLHS, SDValue &NewRHS,
 
   MVT RetVT = MVT::i32; // FIXME: is this the correct return type?
   SDValue Ops[2] = { LHSInt, RHSInt };
-  NewLHS = MakeLibCall(LC1, RetVT, Ops, 2, false/*sign irrelevant*/);
+  NewLHS = MakeLibCall(LC1, RetVT, Ops, 2, false/*sign irrelevant*/, dl);
   NewRHS = DAG.getConstant(0, RetVT);
   CCCode = TLI.getCmpLibcallCC(LC1);
   if (LC2 != RTLIB::UNKNOWN_LIBCALL) {
     SDValue Tmp = DAG.getNode(ISD::SETCC, TLI.getSetCCResultType(RetVT),
                                 NewLHS, NewRHS, DAG.getCondCode(CCCode));
-    NewLHS = MakeLibCall(LC2, RetVT, Ops, 2, false/*sign irrelevant*/);
+    NewLHS = MakeLibCall(LC2, RetVT, Ops, 2, false/*sign irrelevant*/, dl);
     NewLHS = DAG.getNode(ISD::SETCC, TLI.getSetCCResultType(RetVT), NewLHS,
                          NewRHS, DAG.getCondCode(TLI.getCmpLibcallCC(LC2)));
     NewLHS = DAG.getNode(ISD::OR, Tmp.getValueType(), Tmp, NewLHS);
@@ -617,13 +618,13 @@ SDValue DAGTypeLegalizer::SoftenFloatOp_FP_ROUND(SDNode *N) {
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported FP_ROUND libcall");
 
   SDValue Op = GetSoftenedFloat(N->getOperand(0));
-  return MakeLibCall(LC, RVT, &Op, 1, false);
+  return MakeLibCall(LC, RVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatOp_BR_CC(SDNode *N) {
   SDValue NewLHS = N->getOperand(2), NewRHS = N->getOperand(3);
   ISD::CondCode CCCode = cast<CondCodeSDNode>(N->getOperand(1))->get();
-  SoftenSetCCOperands(NewLHS, NewRHS, CCCode);
+  SoftenSetCCOperands(NewLHS, NewRHS, CCCode, N->getDebugLoc());
 
   // If SoftenSetCCOperands returned a scalar, we need to compare the result
   // against zero to select between true and false values.
@@ -643,7 +644,7 @@ SDValue DAGTypeLegalizer::SoftenFloatOp_FP_TO_SINT(SDNode *N) {
   RTLIB::Libcall LC = RTLIB::getFPTOSINT(N->getOperand(0).getValueType(), RVT);
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported FP_TO_SINT!");
   SDValue Op = GetSoftenedFloat(N->getOperand(0));
-  return MakeLibCall(LC, RVT, &Op, 1, false);
+  return MakeLibCall(LC, RVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatOp_FP_TO_UINT(SDNode *N) {
@@ -651,13 +652,13 @@ SDValue DAGTypeLegalizer::SoftenFloatOp_FP_TO_UINT(SDNode *N) {
   RTLIB::Libcall LC = RTLIB::getFPTOUINT(N->getOperand(0).getValueType(), RVT);
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported FP_TO_UINT!");
   SDValue Op = GetSoftenedFloat(N->getOperand(0));
-  return MakeLibCall(LC, RVT, &Op, 1, false);
+  return MakeLibCall(LC, RVT, &Op, 1, false, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::SoftenFloatOp_SELECT_CC(SDNode *N) {
   SDValue NewLHS = N->getOperand(0), NewRHS = N->getOperand(1);
   ISD::CondCode CCCode = cast<CondCodeSDNode>(N->getOperand(4))->get();
-  SoftenSetCCOperands(NewLHS, NewRHS, CCCode);
+  SoftenSetCCOperands(NewLHS, NewRHS, CCCode, N->getDebugLoc());
 
   // If SoftenSetCCOperands returned a scalar, we need to compare the result
   // against zero to select between true and false values.
@@ -675,7 +676,7 @@ SDValue DAGTypeLegalizer::SoftenFloatOp_SELECT_CC(SDNode *N) {
 SDValue DAGTypeLegalizer::SoftenFloatOp_SETCC(SDNode *N) {
   SDValue NewLHS = N->getOperand(0), NewRHS = N->getOperand(1);
   ISD::CondCode CCCode = cast<CondCodeSDNode>(N->getOperand(2))->get();
-  SoftenSetCCOperands(NewLHS, NewRHS, CCCode);
+  SoftenSetCCOperands(NewLHS, NewRHS, CCCode, N->getDebugLoc());
 
   // If SoftenSetCCOperands returned a scalar, use it.
   if (NewRHS.getNode() == 0) {
@@ -844,7 +845,8 @@ void DAGTypeLegalizer::ExpandFloatRes_FDIV(SDNode *N, SDValue &Lo,
                                           RTLIB::DIV_F64,
                                           RTLIB::DIV_F80,
                                           RTLIB::DIV_PPCF128),
-                             N->getValueType(0), Ops, 2, false);
+                             N->getValueType(0), Ops, 2, false, 
+                             N->getDebugLoc());
   assert(Call.getNode()->getOpcode() == ISD::BUILD_PAIR &&
          "Call lowered wrongly!");
   Lo = Call.getOperand(0); Hi = Call.getOperand(1);
@@ -924,7 +926,8 @@ void DAGTypeLegalizer::ExpandFloatRes_FMUL(SDNode *N, SDValue &Lo,
                                           RTLIB::MUL_F64,
                                           RTLIB::MUL_F80,
                                           RTLIB::MUL_PPCF128),
-                             N->getValueType(0), Ops, 2, false);
+                             N->getValueType(0), Ops, 2, false, 
+                             N->getDebugLoc());
   assert(Call.getNode()->getOpcode() == ISD::BUILD_PAIR &&
          "Call lowered wrongly!");
   Lo = Call.getOperand(0); Hi = Call.getOperand(1);
@@ -1020,7 +1023,8 @@ void DAGTypeLegalizer::ExpandFloatRes_FSUB(SDNode *N, SDValue &Lo,
                                           RTLIB::SUB_F64,
                                           RTLIB::SUB_F80,
                                           RTLIB::SUB_PPCF128),
-                             N->getValueType(0), Ops, 2, false);
+                             N->getValueType(0), Ops, 2, false,
+                             N->getDebugLoc());
   assert(Call.getNode()->getOpcode() == ISD::BUILD_PAIR &&
          "Call lowered wrongly!");
   Lo = Call.getOperand(0); Hi = Call.getOperand(1);
@@ -1077,6 +1081,7 @@ void DAGTypeLegalizer::ExpandFloatRes_XINT_TO_FP(SDNode *N, SDValue &Lo,
   SDValue Src = N->getOperand(0);
   MVT SrcVT = Src.getValueType();
   bool isSigned = N->getOpcode() == ISD::SINT_TO_FP;
+  DebugLoc dl = N->getDebugLoc();
 
   // First do an SINT_TO_FP, whether the original was signed or unsigned.
   // When promoting partial word types to i32 we must honor the signedness,
@@ -1099,7 +1104,7 @@ void DAGTypeLegalizer::ExpandFloatRes_XINT_TO_FP(SDNode *N, SDValue &Lo,
     }
     assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported XINT_TO_FP!");
 
-    Hi = MakeLibCall(LC, VT, &Src, 1, true);
+    Hi = MakeLibCall(LC, VT, &Src, 1, true, dl);
     assert(Hi.getNode()->getOpcode() == ISD::BUILD_PAIR &&
            "Call lowered wrongly!");
     Lo = Hi.getOperand(0); Hi = Hi.getOperand(1);
@@ -1259,7 +1264,8 @@ SDValue DAGTypeLegalizer::ExpandFloatOp_FP_ROUND(SDNode *N) {
 
 SDValue DAGTypeLegalizer::ExpandFloatOp_FP_TO_SINT(SDNode *N) {
   MVT RVT = N->getValueType(0);
-
+  DebugLoc dl = N->getDebugLoc();
+  
   // Expand ppcf128 to i32 by hand for the benefit of llvm-gcc bootstrap on
   // PPC (the libcall is not available).  FIXME: Do this in a less hacky way.
   if (RVT == MVT::i32) {
@@ -1273,11 +1279,12 @@ SDValue DAGTypeLegalizer::ExpandFloatOp_FP_TO_SINT(SDNode *N) {
 
   RTLIB::Libcall LC = RTLIB::getFPTOSINT(N->getOperand(0).getValueType(), RVT);
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported FP_TO_SINT!");
-  return MakeLibCall(LC, RVT, &N->getOperand(0), 1, false);
+  return MakeLibCall(LC, RVT, &N->getOperand(0), 1, false, dl);
 }
 
 SDValue DAGTypeLegalizer::ExpandFloatOp_FP_TO_UINT(SDNode *N) {
   MVT RVT = N->getValueType(0);
+  DebugLoc dl = N->getDebugLoc();
 
   // Expand ppcf128 to i32 by hand for the benefit of llvm-gcc bootstrap on
   // PPC (the libcall is not available).  FIXME: Do this in a less hacky way.
@@ -1303,7 +1310,7 @@ SDValue DAGTypeLegalizer::ExpandFloatOp_FP_TO_UINT(SDNode *N) {
 
   RTLIB::Libcall LC = RTLIB::getFPTOUINT(N->getOperand(0).getValueType(), RVT);
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported FP_TO_UINT!");
-  return MakeLibCall(LC, N->getValueType(0), &N->getOperand(0), 1, false);
+  return MakeLibCall(LC, N->getValueType(0), &N->getOperand(0), 1, false, dl);
 }
 
 SDValue DAGTypeLegalizer::ExpandFloatOp_SELECT_CC(SDNode *N) {
diff --git a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
index f9813b0bdd..f5405d8473 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
@@ -1378,20 +1378,22 @@ void DAGTypeLegalizer::ExpandIntRes_CTTZ(SDNode *N,
 
 void DAGTypeLegalizer::ExpandIntRes_FP_TO_SINT(SDNode *N, SDValue &Lo,
                                                SDValue &Hi) {
+  DebugLoc dl = N->getDebugLoc();
   MVT VT = N->getValueType(0);
   SDValue Op = N->getOperand(0);
   RTLIB::Libcall LC = RTLIB::getFPTOSINT(Op.getValueType(), VT);
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unexpected fp-to-sint conversion!");
-  SplitInteger(MakeLibCall(LC, VT, &Op, 1, true/*sign irrelevant*/), Lo, Hi);
+  SplitInteger(MakeLibCall(LC, VT, &Op, 1, true/*irrelevant*/, dl), Lo, Hi);
 }
 
 void DAGTypeLegalizer::ExpandIntRes_FP_TO_UINT(SDNode *N, SDValue &Lo,
                                                SDValue &Hi) {
+  DebugLoc dl = N->getDebugLoc();
   MVT VT = N->getValueType(0);
   SDValue Op = N->getOperand(0);
   RTLIB::Libcall LC = RTLIB::getFPTOUINT(Op.getValueType(), VT);
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unexpected fp-to-uint conversion!");
-  SplitInteger(MakeLibCall(LC, VT, &Op, 1, false/*sign irrelevant*/), Lo, Hi);
+  SplitInteger(MakeLibCall(LC, VT, &Op, 1, false/*irrelevant*/, dl), Lo, Hi);
 }
 
 void DAGTypeLegalizer::ExpandIntRes_LOAD(LoadSDNode *N,
@@ -1516,6 +1518,7 @@ void DAGTypeLegalizer::ExpandIntRes_MUL(SDNode *N,
                                         SDValue &Lo, SDValue &Hi) {
   MVT VT = N->getValueType(0);
   MVT NVT = TLI.getTypeToTransformTo(VT);
+  DebugLoc dl = N->getDebugLoc();
 
   bool HasMULHS = TLI.isOperationLegalOrCustom(ISD::MULHS, NVT);
   bool HasMULHU = TLI.isOperationLegalOrCustom(ISD::MULHU, NVT);
@@ -1598,12 +1601,13 @@ void DAGTypeLegalizer::ExpandIntRes_MUL(SDNode *N,
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported MUL!");
 
   SDValue Ops[2] = { N->getOperand(0), N->getOperand(1) };
-  SplitInteger(MakeLibCall(LC, VT, Ops, 2, true/*sign irrelevant*/), Lo, Hi);
+  SplitInteger(MakeLibCall(LC, VT, Ops, 2, true/*irrelevant*/, dl), Lo, Hi);
 }
 
 void DAGTypeLegalizer::ExpandIntRes_SDIV(SDNode *N,
                                          SDValue &Lo, SDValue &Hi) {
   MVT VT = N->getValueType(0);
+  DebugLoc dl = N->getDebugLoc();
 
   RTLIB::Libcall LC = RTLIB::UNKNOWN_LIBCALL;
   if (VT == MVT::i32)
@@ -1615,12 +1619,13 @@ void DAGTypeLegalizer::ExpandIntRes_SDIV(SDNode *N,
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported SDIV!");
 
   SDValue Ops[2] = { N->getOperand(0), N->getOperand(1) };
-  SplitInteger(MakeLibCall(LC, VT, Ops, 2, true), Lo, Hi);
+  SplitInteger(MakeLibCall(LC, VT, Ops, 2, true, dl), Lo, Hi);
 }
 
 void DAGTypeLegalizer::ExpandIntRes_Shift(SDNode *N,
                                           SDValue &Lo, SDValue &Hi) {
   MVT VT = N->getValueType(0);
+  DebugLoc dl = N->getDebugLoc();
 
   // If we can emit an efficient shift operation, do so now.  Check to see if
   // the RHS is a constant.
@@ -1698,7 +1703,7 @@ void DAGTypeLegalizer::ExpandIntRes_Shift(SDNode *N,
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported shift!");
 
   SDValue Ops[2] = { N->getOperand(0), N->getOperand(1) };
-  SplitInteger(MakeLibCall(LC, VT, Ops, 2, isSigned), Lo, Hi);
+  SplitInteger(MakeLibCall(LC, VT, Ops, 2, isSigned, dl), Lo, Hi);
 }
 
 void DAGTypeLegalizer::ExpandIntRes_SIGN_EXTEND(SDNode *N,
@@ -1757,6 +1762,7 @@ ExpandIntRes_SIGN_EXTEND_INREG(SDNode *N, SDValue &Lo, SDValue &Hi) {
 void DAGTypeLegalizer::ExpandIntRes_SREM(SDNode *N,
                                          SDValue &Lo, SDValue &Hi) {
   MVT VT = N->getValueType(0);
+  DebugLoc dl = N->getDebugLoc();
 
   RTLIB::Libcall LC = RTLIB::UNKNOWN_LIBCALL;
   if (VT == MVT::i32)
@@ -1768,7 +1774,7 @@ void DAGTypeLegalizer::ExpandIntRes_SREM(SDNode *N,
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported SREM!");
 
   SDValue Ops[2] = { N->getOperand(0), N->getOperand(1) };
-  SplitInteger(MakeLibCall(LC, VT, Ops, 2, true), Lo, Hi);
+  SplitInteger(MakeLibCall(LC, VT, Ops, 2, true, dl), Lo, Hi);
 }
 
 void DAGTypeLegalizer::ExpandIntRes_TRUNCATE(SDNode *N,
@@ -1784,6 +1790,7 @@ void DAGTypeLegalizer::ExpandIntRes_TRUNCATE(SDNode *N,
 void DAGTypeLegalizer::ExpandIntRes_UDIV(SDNode *N,
                                          SDValue &Lo, SDValue &Hi) {
   MVT VT = N->getValueType(0);
+  DebugLoc dl = N->getDebugLoc();
 
   RTLIB::Libcall LC = RTLIB::UNKNOWN_LIBCALL;
   if (VT == MVT::i32)
@@ -1795,12 +1802,13 @@ void DAGTypeLegalizer::ExpandIntRes_UDIV(SDNode *N,
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported UDIV!");
 
   SDValue Ops[2] = { N->getOperand(0), N->getOperand(1) };
-  SplitInteger(MakeLibCall(LC, VT, Ops, 2, false), Lo, Hi);
+  SplitInteger(MakeLibCall(LC, VT, Ops, 2, false, dl), Lo, Hi);
 }
 
 void DAGTypeLegalizer::ExpandIntRes_UREM(SDNode *N,
                                          SDValue &Lo, SDValue &Hi) {
   MVT VT = N->getValueType(0);
+  DebugLoc dl = N->getDebugLoc();
 
   RTLIB::Libcall LC = RTLIB::UNKNOWN_LIBCALL;
   if (VT == MVT::i32)
@@ -1812,7 +1820,7 @@ void DAGTypeLegalizer::ExpandIntRes_UREM(SDNode *N,
   assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unsupported UREM!");
 
   SDValue Ops[2] = { N->getOperand(0), N->getOperand(1) };
-  SplitInteger(MakeLibCall(LC, VT, Ops, 2, false), Lo, Hi);
+  SplitInteger(MakeLibCall(LC, VT, Ops, 2, false, dl), Lo, Hi);
 }
 
 void DAGTypeLegalizer::ExpandIntRes_ZERO_EXTEND(SDNode *N,
@@ -1899,7 +1907,8 @@ bool DAGTypeLegalizer::ExpandIntegerOperand(SDNode *N, unsigned OpNo) {
 /// is shared among BR_CC, SELECT_CC, and SETCC handlers.
 void DAGTypeLegalizer::IntegerExpandSetCCOperands(SDValue &NewLHS,
                                                   SDValue &NewRHS,
-                                                  ISD::CondCode &CCCode) {
+                                                  ISD::CondCode &CCCode,
+                                                  DebugLoc dl) {
   SDValue LHSLo, LHSHi, RHSLo, RHSHi;
   GetExpandedInteger(NewLHS, LHSLo, LHSHi);
   GetExpandedInteger(NewRHS, RHSLo, RHSHi);
@@ -1998,7 +2007,7 @@ void DAGTypeLegalizer::IntegerExpandSetCCOperands(SDValue &NewLHS,
 SDValue DAGTypeLegalizer::ExpandIntOp_BR_CC(SDNode *N) {
   SDValue NewLHS = N->getOperand(2), NewRHS = N->getOperand(3);
   ISD::CondCode CCCode = cast<CondCodeSDNode>(N->getOperand(1))->get();
-  IntegerExpandSetCCOperands(NewLHS, NewRHS, CCCode);
+  IntegerExpandSetCCOperands(NewLHS, NewRHS, CCCode, N->getDebugLoc());
 
   // If ExpandSetCCOperands returned a scalar, we need to compare the result
   // against zero to select between true and false values.
@@ -2016,7 +2025,7 @@ SDValue DAGTypeLegalizer::ExpandIntOp_BR_CC(SDNode *N) {
 SDValue DAGTypeLegalizer::ExpandIntOp_SELECT_CC(SDNode *N) {
   SDValue NewLHS = N->getOperand(0), NewRHS = N->getOperand(1);
   ISD::CondCode CCCode = cast<CondCodeSDNode>(N->getOperand(4))->get();
-  IntegerExpandSetCCOperands(NewLHS, NewRHS, CCCode);
+  IntegerExpandSetCCOperands(NewLHS, NewRHS, CCCode, N->getDebugLoc());
 
   // If ExpandSetCCOperands returned a scalar, we need to compare the result
   // against zero to select between true and false values.
@@ -2034,7 +2043,7 @@ SDValue DAGTypeLegalizer::ExpandIntOp_SELECT_CC(SDNode *N) {
 SDValue DAGTypeLegalizer::ExpandIntOp_SETCC(SDNode *N) {
   SDValue NewLHS = N->getOperand(0), NewRHS = N->getOperand(1);
   ISD::CondCode CCCode = cast<CondCodeSDNode>(N->getOperand(2))->get();
-  IntegerExpandSetCCOperands(NewLHS, NewRHS, CCCode);
+  IntegerExpandSetCCOperands(NewLHS, NewRHS, CCCode, N->getDebugLoc());
 
   // If ExpandSetCCOperands returned a scalar, use it.
   if (NewRHS.getNode() == 0) {
@@ -2054,7 +2063,7 @@ SDValue DAGTypeLegalizer::ExpandIntOp_SINT_TO_FP(SDNode *N) {
   RTLIB::Libcall LC = RTLIB::getSINTTOFP(Op.getValueType(), DstVT);
   assert(LC != RTLIB::UNKNOWN_LIBCALL &&
          "Don't know how to expand this SINT_TO_FP!");
-  return MakeLibCall(LC, DstVT, &Op, 1, true);
+  return MakeLibCall(LC, DstVT, &Op, 1, true, N->getDebugLoc());
 }
 
 SDValue DAGTypeLegalizer::ExpandIntOp_STORE(StoreSDNode *N, unsigned OpNo) {
@@ -2147,6 +2156,7 @@ SDValue DAGTypeLegalizer::ExpandIntOp_UINT_TO_FP(SDNode *N) {
   SDValue Op = N->getOperand(0);
   MVT SrcVT = Op.getValueType();
   MVT DstVT = N->getValueType(0);
+  DebugLoc dl = N->getDebugLoc();
 
   if (TLI.getOperationAction(ISD::SINT_TO_FP, SrcVT) == TargetLowering::Custom){
     // Do a signed conversion then adjust the result.
@@ -2205,5 +2215,5 @@ SDValue DAGTypeLegalizer::ExpandIntOp_UINT_TO_FP(SDNode *N) {
   RTLIB::Libcall LC = RTLIB::getUINTTOFP(SrcVT, DstVT);
   assert(LC != RTLIB::UNKNOWN_LIBCALL &&
          "Don't know how to expand this UINT_TO_FP!");
-  return MakeLibCall(LC, DstVT, &Op, 1, true);
+  return MakeLibCall(LC, DstVT, &Op, 1, true, dl);
 }
diff --git a/lib/CodeGen/SelectionDAG/LegalizeTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeTypes.cpp
index 7010814f63..c88fd5d1dd 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeTypes.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeTypes.cpp
@@ -951,27 +951,28 @@ SDValue DAGTypeLegalizer::JoinIntegers(SDValue Lo, SDValue Hi) {
 SDValue DAGTypeLegalizer::LibCallify(RTLIB::Libcall LC, SDNode *N,
                                      bool isSigned) {
   unsigned NumOps = N->getNumOperands();
+  DebugLoc dl = N->getDebugLoc();
   if (NumOps == 0) {
-    return MakeLibCall(LC, N->getValueType(0), 0, 0, isSigned);
+    return MakeLibCall(LC, N->getValueType(0), 0, 0, isSigned, dl);
   } else if (NumOps == 1) {
     SDValue Op = N->getOperand(0);
-    return MakeLibCall(LC, N->getValueType(0), &Op, 1, isSigned);
+    return MakeLibCall(LC, N->getValueType(0), &Op, 1, isSigned, dl);
   } else if (NumOps == 2) {
     SDValue Ops[2] = { N->getOperand(0), N->getOperand(1) };
-    return MakeLibCall(LC, N->getValueType(0), Ops, 2, isSigned);
+    return MakeLibCall(LC, N->getValueType(0), Ops, 2, isSigned, dl);
   }
   SmallVector<SDValue, 8> Ops(NumOps);
   for (unsigned i = 0; i < NumOps; ++i)
     Ops[i] = N->getOperand(i);
 
-  return MakeLibCall(LC, N->getValueType(0), &Ops[0], NumOps, isSigned);
+  return MakeLibCall(LC, N->getValueType(0), &Ops[0], NumOps, isSigned, dl);
 }
 
 /// MakeLibCall - Generate a libcall taking the given operands as arguments and
 /// returning a result of type RetVT.
 SDValue DAGTypeLegalizer::MakeLibCall(RTLIB::Libcall LC, MVT RetVT,
                                       const SDValue *Ops, unsigned NumOps,
-                                      bool isSigned) {
+                                      bool isSigned, DebugLoc dl) {
   TargetLowering::ArgListTy Args;
   Args.reserve(NumOps);
 
@@ -987,11 +988,9 @@ SDValue DAGTypeLegalizer::MakeLibCall(RTLIB::Libcall LC, MVT RetVT,
                                          TLI.getPointerTy());
 
   const Type *RetTy = RetVT.getTypeForMVT();
-  // FIXME pass in debug loc
   std::pair<SDValue,SDValue> CallInfo =
     TLI.LowerCallTo(DAG.getEntryNode(), RetTy, isSigned, !isSigned, false,
-                    false, CallingConv::C, false, Callee, Args, DAG,
-                    DebugLoc::getUnknownLoc());
+                    false, CallingConv::C, false, Callee, Args, DAG, dl);
   return CallInfo.first;
 }
 
diff --git a/lib/CodeGen/SelectionDAG/LegalizeTypes.h b/lib/CodeGen/SelectionDAG/LegalizeTypes.h
index 17b79233e4..e7854d97b1 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeTypes.h
+++ b/lib/CodeGen/SelectionDAG/LegalizeTypes.h
@@ -196,7 +196,8 @@ private:
   SDValue JoinIntegers(SDValue Lo, SDValue Hi);
   SDValue LibCallify(RTLIB::Libcall LC, SDNode *N, bool isSigned);
   SDValue MakeLibCall(RTLIB::Libcall LC, MVT RetVT,
-                      const SDValue *Ops, unsigned NumOps, bool isSigned);
+                      const SDValue *Ops, unsigned NumOps, bool isSigned,
+                      DebugLoc dl);
   SDValue PromoteTargetBoolean(SDValue Bool, MVT VT);
   void ReplaceValueWith(SDValue From, SDValue To);
   void ReplaceValueWithHelper(SDValue From, SDValue To);
@@ -361,7 +362,7 @@ private:
   SDValue ExpandIntOp_UINT_TO_FP(SDNode *N);
 
   void IntegerExpandSetCCOperands(SDValue &NewLHS, SDValue &NewRHS,
-                                  ISD::CondCode &CCCode);
+                                  ISD::CondCode &CCCode, DebugLoc dl);
 
   //===--------------------------------------------------------------------===//
   // Float to Integer Conversion Support: LegalizeFloatTypes.cpp
@@ -426,7 +427,7 @@ private:
   SDValue SoftenFloatOp_STORE(SDNode *N, unsigned OpNo);
 
   void SoftenSetCCOperands(SDValue &NewLHS, SDValue &NewRHS,
-                           ISD::CondCode &CCCode);
+                           ISD::CondCode &CCCode, DebugLoc dl);
 
   //===--------------------------------------------------------------------===//
   // Float Expansion Support: LegalizeFloatTypes.cpp