Remove DisableTailCalls from TargetOptions and the code in resetTargetOptions

[oota-llvm.git] / include / llvm / CodeGen / MachineInstrBuilder.h

diff --git a/include/llvm/CodeGen/MachineInstrBuilder.h b/include/llvm/CodeGen/MachineInstrBuilder.h
index 21a482cdbd4c97c1359c7376240078a49925cf6b..47397c6d67434ce15d7b0eb147e30803706ead0e 100644 (file)
--- a/include/llvm/CodeGen/MachineInstrBuilder.h
+++ b/include/llvm/CodeGen/MachineInstrBuilder.h
@@ -58,6 +58,10 @@ public:
   MachineInstr *operator->() const { return MI; }
   operator MachineBasicBlock::iterator() const { return MI; }
 
+  /// If conversion operators fail, use this method to get the MachineInstr
+  /// explicitly.
+  MachineInstr *getInstr() const { return MI; }
+
   /// addReg - Add a new virtual register operand...
   ///
   const
@@ -170,6 +174,9 @@ public:
 
   const MachineInstrBuilder &addMetadata(const MDNode *MD) const {
     MI->addOperand(*MF, MachineOperand::CreateMetadata(MD));
+    assert((MI->isDebugValue() ? static_cast<bool>(MI->getDebugVariable())
+                               : true) &&
+           "first MDNode argument of a DBG_VALUE not a variable");
     return *this;
   }
 
@@ -345,24 +352,27 @@ inline MachineInstrBuilder BuildMI(MachineBasicBlock *BB,
 /// address.  The convention is that a DBG_VALUE is indirect iff the
 /// second operand is an immediate.
 ///
-inline MachineInstrBuilder BuildMI(MachineFunction &MF,
-                                   DebugLoc DL,
-                                   const MCInstrDesc &MCID,
-                                   bool IsIndirect,
-                                   unsigned Reg,
-                                   unsigned Offset,
-                                   const MDNode *MD) {
+inline MachineInstrBuilder BuildMI(MachineFunction &MF, DebugLoc DL,
+                                   const MCInstrDesc &MCID, bool IsIndirect,
+                                   unsigned Reg, unsigned Offset,
+                                   const MDNode *Variable, const MDNode *Expr) {
+  assert(isa<DILocalVariable>(Variable) && "not a variable");
+  assert(cast<DIExpression>(Expr)->isValid() && "not an expression");
+  assert(cast<DILocalVariable>(Variable)->isValidLocationForIntrinsic(DL) &&
+         "Expected inlined-at fields to agree");
   if (IsIndirect)
     return BuildMI(MF, DL, MCID)
-      .addReg(Reg, RegState::Debug)
-      .addImm(Offset)
-      .addMetadata(MD);
+        .addReg(Reg, RegState::Debug)
+        .addImm(Offset)
+        .addMetadata(Variable)
+        .addMetadata(Expr);
   else {
     assert(Offset == 0 && "A direct address cannot have an offset.");
     return BuildMI(MF, DL, MCID)
-      .addReg(Reg, RegState::Debug)
-      .addReg(0U, RegState::Debug)
-      .addMetadata(MD);
+        .addReg(Reg, RegState::Debug)
+        .addReg(0U, RegState::Debug)
+        .addMetadata(Variable)
+        .addMetadata(Expr);
   }
 }
 
@@ -371,15 +381,15 @@ inline MachineInstrBuilder BuildMI(MachineFunction &MF,
 /// address and inserts it at position I.
 ///
 inline MachineInstrBuilder BuildMI(MachineBasicBlock &BB,
-                                   MachineBasicBlock::iterator I,
-                                   DebugLoc DL,
-                                   const MCInstrDesc &MCID,
-                                   bool IsIndirect,
-                                   unsigned Reg,
-                                   unsigned Offset,
-                                   const MDNode *MD) {
+                                   MachineBasicBlock::iterator I, DebugLoc DL,
+                                   const MCInstrDesc &MCID, bool IsIndirect,
+                                   unsigned Reg, unsigned Offset,
+                                   const MDNode *Variable, const MDNode *Expr) {
+  assert(isa<DILocalVariable>(Variable) && "not a variable");
+  assert(cast<DIExpression>(Expr)->isValid() && "not an expression");
   MachineFunction &MF = *BB.getParent();
-  MachineInstr *MI = BuildMI(MF, DL, MCID, IsIndirect, Reg, Offset, MD);
+  MachineInstr *MI =
+      BuildMI(MF, DL, MCID, IsIndirect, Reg, Offset, Variable, Expr);
   BB.insert(I, MI);
   return MachineInstrBuilder(MF, MI);
 }