diff --git a/include/llvm/CodeGen/AsmPrinter.h b/include/llvm/CodeGen/AsmPrinter.h
index c7d2f54e854..88534a54d54 100644
--- a/include/llvm/CodeGen/AsmPrinter.h
+++ b/include/llvm/CodeGen/AsmPrinter.h
@@ -336,8 +336,6 @@ namespace llvm {
 
     /// EmitComments - Pretty-print comments for instructions
     void EmitComments(const MachineInstr &MI) const;
-    /// EmitComments - Pretty-print comments for instructions
-    void EmitComments(const MCInst &MI) const;
     /// EmitComments - Pretty-print comments for basic blocks
     void EmitComments(const MachineBasicBlock &MBB) const;
 
diff --git a/include/llvm/MC/MCInst.h b/include/llvm/MC/MCInst.h
index 9facf3bb5b5..b204a9b74da 100644
--- a/include/llvm/MC/MCInst.h
+++ b/include/llvm/MC/MCInst.h
@@ -18,7 +18,6 @@
 
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/Support/DataTypes.h"
-#include "llvm/Support/DebugLoc.h"
 
 namespace llvm {
 class raw_ostream;
@@ -132,9 +131,6 @@ public:
 class MCInst {
   unsigned Opcode;
   SmallVector<MCOperand, 8> Operands;
-  
-  // FIXME: This is a hack!
-  DebugLoc Loc;
 public:
   MCInst() : Opcode(~0U) {}
   
@@ -142,9 +138,6 @@ public:
   
   unsigned getOpcode() const { return Opcode; }
 
-  void setDebugLoc(DebugLoc L) { Loc = L; }
-  DebugLoc getDebugLoc() const { return Loc; }
-  
   const MCOperand &getOperand(unsigned i) const { return Operands[i]; }
   MCOperand &getOperand(unsigned i) { return Operands[i]; }
   unsigned getNumOperands() const { return Operands.size(); }
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index e4d8ef06f1b..3e8c9131e01 100644
--- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -1390,9 +1390,11 @@ void AsmPrinter::processDebugLoc(DebugLoc DL) {
     if (!DL.isUnknown()) {
       DebugLocTuple CurDLT = MF->getDebugLocTuple(DL);
 
-      if (CurDLT.CompileUnit != 0 && PrevDLT != CurDLT)
+      if (CurDLT.CompileUnit != 0 && PrevDLT != CurDLT) {
         printLabel(DW->RecordSourceLine(CurDLT.Line, CurDLT.Col,
                                         DICompileUnit(CurDLT.CompileUnit)));
+        O << '\n';
+      }
 
       PrevDLT = CurDLT;
     }
@@ -1594,17 +1596,16 @@ void AsmPrinter::printInlineAsm(const MachineInstr *MI) const {
     }
     }
   }
-  O << "\n\t" << MAI->getCommentString() << MAI->getInlineAsmEnd() << '\n';
+  O << "\n\t" << MAI->getCommentString() << MAI->getInlineAsmEnd();
 }
 
 /// printImplicitDef - This method prints the specified machine instruction
 /// that is an implicit def.
 void AsmPrinter::printImplicitDef(const MachineInstr *MI) const {
-  if (VerboseAsm) {
-    O.PadToColumn(MAI->getCommentColumn());
-    O << MAI->getCommentString() << " implicit-def: "
-      << TRI->getAsmName(MI->getOperand(0).getReg()) << '\n';
-  }
+  if (!VerboseAsm) return;
+  O.PadToColumn(MAI->getCommentColumn());
+  O << MAI->getCommentString() << " implicit-def: "
+    << TRI->getAsmName(MI->getOperand(0).getReg());
 }
 
 /// printLabel - This method prints a local label used by debug and
@@ -1614,7 +1615,7 @@ void AsmPrinter::printLabel(const MachineInstr *MI) const {
 }
 
 void AsmPrinter::printLabel(unsigned Id) const {
-  O << MAI->getPrivateGlobalPrefix() << "label" << Id << ":\n";
+  O << MAI->getPrivateGlobalPrefix() << "label" << Id << ':';
 }
 
 /// PrintAsmOperand - Print the specified operand of MI, an INLINEASM
@@ -1780,9 +1781,7 @@ GCMetadataPrinter *AsmPrinter::GetOrCreateGCPrinter(GCStrategy *S) {
 
 /// EmitComments - Pretty-print comments for instructions
 void AsmPrinter::EmitComments(const MachineInstr &MI) const {
-  if (!VerboseAsm ||
-      MI.getDebugLoc().isUnknown())
-    return;
+  assert(VerboseAsm && !MI.getDebugLoc().isUnknown());
   
   DebugLocTuple DLT = MF->getDebugLocTuple(MI.getDebugLoc());
 
@@ -1799,27 +1798,6 @@ void AsmPrinter::EmitComments(const MachineInstr &MI) const {
     O << ":" << DLT.Col;
 }
 
-/// EmitComments - Pretty-print comments for instructions
-void AsmPrinter::EmitComments(const MCInst &MI) const {
-  if (!VerboseAsm ||
-      MI.getDebugLoc().isUnknown())
-    return;
-  
-  DebugLocTuple DLT = MF->getDebugLocTuple(MI.getDebugLoc());
-
-  // Print source line info
-  O.PadToColumn(MAI->getCommentColumn());
-  O << MAI->getCommentString() << " SrcLine ";
-  if (DLT.CompileUnit) {
-    std::string Str;
-    DICompileUnit CU(DLT.CompileUnit);
-    O << CU.getFilename(Str) << " ";
-  }
-  O << DLT.Line;
-  if (DLT.Col != 0) 
-    O << ":" << DLT.Col;
-}
-
 /// PrintChildLoopComment - Print comments about child loops within
 /// the loop for this basic block, with nesting.
 ///
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index bc4333d9c1b..29446a427ce 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -1709,6 +1709,7 @@ void DwarfDebug::BeginFunction(MachineFunction *MF) {
     unsigned LabelID = RecordSourceLine(DLT.Line, DLT.Col,
                                         DICompileUnit(DLT.CompileUnit));
     Asm->printLabel(LabelID);
+    O << '\n';
   }
 
   if (TimePassesIsEnabled)
diff --git a/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp b/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
index 59c2174020a..7d1bb789c9f 100644
--- a/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
+++ b/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
@@ -1031,6 +1031,9 @@ void ARMAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
   // Call the autogenerated instruction printer routines.
   processDebugLoc(MI->getDebugLoc());
   printInstruction(MI);
+  if (VerboseAsm && !MI->getDebugLoc().isUnknown())
+    EmitComments(*MI);
+  O << '\n';
 }
 
 bool ARMAsmPrinter::doInitialization(Module &M) {
diff --git a/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp b/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
index e22ebec4941..0d6ee122b4f 100644
--- a/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
+++ b/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
@@ -176,7 +176,13 @@ bool AlphaAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
          II != E; ++II) {
       // Print the assembly for the instruction.
       ++EmittedInsts;
+      processDebugLoc(II->getDebugLoc());
+      
       printInstruction(II);
+      
+      if (VerboseAsm && !II->getDebugLoc().isUnknown())
+        EmitComments(*II);
+      O << '\n';
     }
   }
 
diff --git a/lib/Target/Blackfin/AsmPrinter/BlackfinAsmPrinter.cpp b/lib/Target/Blackfin/AsmPrinter/BlackfinAsmPrinter.cpp
index 759726f5d6d..b37e6253391 100644
--- a/lib/Target/Blackfin/AsmPrinter/BlackfinAsmPrinter.cpp
+++ b/lib/Target/Blackfin/AsmPrinter/BlackfinAsmPrinter.cpp
@@ -143,7 +143,13 @@ bool BlackfinAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
     for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
          II != E; ++II) {
       // Print the assembly for the instruction.
+      processDebugLoc(II->getDebugLoc());
+
       printInstruction(II);
+      if (VerboseAsm && !II->getDebugLoc().isUnknown())
+        EmitComments(*II);
+      O << '\n';
+      
       ++EmittedInsts;
     }
   }
diff --git a/lib/Target/CellSPU/AsmPrinter/SPUAsmPrinter.cpp b/lib/Target/CellSPU/AsmPrinter/SPUAsmPrinter.cpp
index 230f0f52803..011128031d3 100644
--- a/lib/Target/CellSPU/AsmPrinter/SPUAsmPrinter.cpp
+++ b/lib/Target/CellSPU/AsmPrinter/SPUAsmPrinter.cpp
@@ -410,6 +410,10 @@ void SPUAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
   ++EmittedInsts;
   processDebugLoc(MI->getDebugLoc());
   printInstruction(MI);
+
+  if (VerboseAsm && !MI->getDebugLoc().isUnknown())
+    EmitComments(*MI);
+  O << '\n';
 }
 
 /// runOnMachineFunction - This uses the printMachineInstruction()
diff --git a/lib/Target/MSP430/AsmPrinter/MSP430AsmPrinter.cpp b/lib/Target/MSP430/AsmPrinter/MSP430AsmPrinter.cpp
index 6e2e9599dfe..dc2f31a2bb5 100644
--- a/lib/Target/MSP430/AsmPrinter/MSP430AsmPrinter.cpp
+++ b/lib/Target/MSP430/AsmPrinter/MSP430AsmPrinter.cpp
@@ -145,8 +145,14 @@ bool MSP430AsmPrinter::runOnMachineFunction(MachineFunction &MF) {
 void MSP430AsmPrinter::printMachineInstruction(const MachineInstr *MI) {
   ++EmittedInsts;
 
+  processDebugLoc(MI->getDebugLoc());
+
   // Call the autogenerated instruction printer routines.
   printInstruction(MI);
+  
+  if (VerboseAsm && !MI->getDebugLoc().isUnknown())
+    EmitComments(*MI);
+  O << '\n';
 }
 
 void MSP430AsmPrinter::printOperand(const MachineInstr *MI, int OpNum,
diff --git a/lib/Target/Mips/AsmPrinter/MipsAsmPrinter.cpp b/lib/Target/Mips/AsmPrinter/MipsAsmPrinter.cpp
index e56b38b5e55..5c41ce90f0c 100644
--- a/lib/Target/Mips/AsmPrinter/MipsAsmPrinter.cpp
+++ b/lib/Target/Mips/AsmPrinter/MipsAsmPrinter.cpp
@@ -275,8 +275,15 @@ bool MipsAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
 
     for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
          II != E; ++II) {
+      processDebugLoc(II->getDebugLoc());
+
       // Print the assembly for the instruction.
       printInstruction(II);
+      
+      if (VerboseAsm && !II->getDebugLoc().isUnknown())
+        EmitComments(*II);
+      O << '\n';
+      
       ++EmittedInsts;
     }
 
diff --git a/lib/Target/PIC16/AsmPrinter/PIC16AsmPrinter.cpp b/lib/Target/PIC16/AsmPrinter/PIC16AsmPrinter.cpp
index 5c33bed035f..f9b8044c4a0 100644
--- a/lib/Target/PIC16/AsmPrinter/PIC16AsmPrinter.cpp
+++ b/lib/Target/PIC16/AsmPrinter/PIC16AsmPrinter.cpp
@@ -42,7 +42,13 @@ PIC16AsmPrinter::PIC16AsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
 }
 
 bool PIC16AsmPrinter::printMachineInstruction(const MachineInstr *MI) {
+  processDebugLoc(MI->getDebugLoc());
+  
   printInstruction(MI);
+  
+  if (VerboseAsm && !MI->getDebugLoc().isUnknown())
+    EmitComments(*MI);
+  O << '\n';
   return true;
 }
 
diff --git a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
index a92aa4850ef..fecd2ea33a9 100644
--- a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
+++ b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
@@ -603,6 +603,10 @@ void PPCAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
   }
 
   printInstruction(MI);
+  
+  if (VerboseAsm && !MI->getDebugLoc().isUnknown())
+    EmitComments(*MI);
+  O << '\n';
 }
 
 /// runOnMachineFunction - This uses the printMachineInstruction()
diff --git a/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp b/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
index 168034641b8..e4c5b553177 100644
--- a/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
+++ b/lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
@@ -129,6 +129,11 @@ bool SparcAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
       // Print the assembly for the instruction.
       processDebugLoc(II->getDebugLoc());
       printInstruction(II);
+      
+      if (VerboseAsm && !II->getDebugLoc().isUnknown())
+        EmitComments(*II);
+      O << '\n';
+      
       ++EmittedInsts;
     }
   }
diff --git a/lib/Target/SystemZ/AsmPrinter/SystemZAsmPrinter.cpp b/lib/Target/SystemZ/AsmPrinter/SystemZAsmPrinter.cpp
index 8586782a8b7..b93bdfe2ac9 100644
--- a/lib/Target/SystemZ/AsmPrinter/SystemZAsmPrinter.cpp
+++ b/lib/Target/SystemZ/AsmPrinter/SystemZAsmPrinter.cpp
@@ -153,8 +153,14 @@ bool SystemZAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
 void SystemZAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
   ++EmittedInsts;
 
+  processDebugLoc(MI->getDebugLoc());
+
   // Call the autogenerated instruction printer routines.
   printInstruction(MI);
+  
+  if (VerboseAsm && !MI->getDebugLoc().isUnknown())
+    EmitComments(*MI);
+  O << '\n';
 }
 
 void SystemZAsmPrinter::printPCRelImmOperand(const MachineInstr *MI, int OpNum) {
diff --git a/lib/Target/X86/AsmPrinter/X86ATTAsmPrinter.cpp b/lib/Target/X86/AsmPrinter/X86ATTAsmPrinter.cpp
index 7b91819f979..c8e9efd468b 100644
--- a/lib/Target/X86/AsmPrinter/X86ATTAsmPrinter.cpp
+++ b/lib/Target/X86/AsmPrinter/X86ATTAsmPrinter.cpp
@@ -702,6 +702,10 @@ void X86ATTAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
     printInstructionThroughMCStreamer(MI);
   else
     printInstruction(MI);
+  
+  if (VerboseAsm && !MI->getDebugLoc().isUnknown())
+    EmitComments(*MI);
+  O << '\n';
 }
 
 void X86ATTAsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) {
diff --git a/lib/Target/X86/AsmPrinter/X86IntelAsmPrinter.cpp b/lib/Target/X86/AsmPrinter/X86IntelAsmPrinter.cpp
index cc8c74b7a48..9fd504d3f44 100644
--- a/lib/Target/X86/AsmPrinter/X86IntelAsmPrinter.cpp
+++ b/lib/Target/X86/AsmPrinter/X86IntelAsmPrinter.cpp
@@ -437,6 +437,10 @@ void X86IntelAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
 
   // Call the autogenerated instruction printer routines.
   printInstruction(MI);
+  
+  if (VerboseAsm && !MI->getDebugLoc().isUnknown())
+    EmitComments(*MI);
+  O << '\n';
 }
 
 bool X86IntelAsmPrinter::doInitialization(Module &M) {
diff --git a/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp b/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp
index fcab086644f..e27c83b5ddb 100644
--- a/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp
+++ b/lib/Target/X86/AsmPrinter/X86MCInstLower.cpp
@@ -267,7 +267,6 @@ MCOperand X86ATTAsmPrinter::LowerSymbolOperand(const MachineOperand &MO,
 void X86ATTAsmPrinter::
 printInstructionThroughMCStreamer(const MachineInstr *MI) {
   MCInst TmpInst;
-  TmpInst.setDebugLoc(MI->getDebugLoc());
   switch (MI->getOpcode()) {
   case TargetInstrInfo::DBG_LABEL:
   case TargetInstrInfo::EH_LABEL:
diff --git a/lib/Target/XCore/AsmPrinter/XCoreAsmPrinter.cpp b/lib/Target/XCore/AsmPrinter/XCoreAsmPrinter.cpp
index 801a1b33c85..40856a3713f 100644
--- a/lib/Target/XCore/AsmPrinter/XCoreAsmPrinter.cpp
+++ b/lib/Target/XCore/AsmPrinter/XCoreAsmPrinter.cpp
@@ -279,7 +279,6 @@ bool XCoreAsmPrinter::runOnMachineFunction(MachineFunction &MF)
     for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
          II != E; ++II) {
       // Print the assembly for the instruction.
-      O << "\t";
       printMachineInstruction(II);
     }
 
@@ -313,10 +312,7 @@ void XCoreAsmPrinter::printOperand(const MachineInstr *MI, int opNum) {
   const MachineOperand &MO = MI->getOperand(opNum);
   switch (MO.getType()) {
   case MachineOperand::MO_Register:
-    if (TargetRegisterInfo::isPhysicalRegister(MO.getReg()))
-      O << TM.getRegisterInfo()->get(MO.getReg()).AsmName;
-    else
-      llvm_unreachable("not implemented");
+    O << TM.getRegisterInfo()->get(MO.getReg()).AsmName;
     break;
   case MachineOperand::MO_Immediate:
     O << MO.getImm();
@@ -368,6 +364,9 @@ void XCoreAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
     return;
   }
   printInstruction(MI);
+  if (VerboseAsm && !MI->getDebugLoc().isUnknown())
+    EmitComments(*MI);
+  O << '\n';
 }
 
 bool XCoreAsmPrinter::doInitialization(Module &M) {
diff --git a/utils/TableGen/AsmWriterEmitter.cpp b/utils/TableGen/AsmWriterEmitter.cpp
index d6aa8bf0466..db959ad7c49 100644
--- a/utils/TableGen/AsmWriterEmitter.cpp
+++ b/utils/TableGen/AsmWriterEmitter.cpp
@@ -323,10 +323,6 @@ AsmWriterInst::AsmWriterInst(const CodeGenInstruction &CGI, Record *AsmWriter) {
     }
   }
   
-  Operands.push_back(
-    AsmWriterOperand("EmitComments(*MI);\n",
-                     AsmWriterOperand::isLiteralStatementOperand));
-  AddLiteralString("\\n");
   Operands.push_back(AsmWriterOperand("return;",
                                   AsmWriterOperand::isLiteralStatementOperand));
 }