Added MachineRegisterInfo::hasOneDef()

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

diff --git a/include/llvm/CodeGen/MachineInstrBuilder.h b/include/llvm/CodeGen/MachineInstrBuilder.h
index a6f995bc365a1530a169e7d40afeee035791665a..9192474b952907098032b860b160e295f0fb3390 100644 (file)
--- a/include/llvm/CodeGen/MachineInstrBuilder.h
+++ b/include/llvm/CodeGen/MachineInstrBuilder.h
@@ -34,6 +34,8 @@ namespace RegState {
     Undef          = 0x20,
     EarlyClobber   = 0x40,
     Debug          = 0x80,
+    InternalRead   = 0x100,
+    DefineNoRead   = Define | Undef,
     ImplicitDefine = Implicit | Define,
     ImplicitKill   = Implicit | Kill
   };
@@ -66,7 +68,8 @@ public:
                                              flags & RegState::Undef,
                                              flags & RegState::EarlyClobber,
                                              SubReg,
-                                             flags & RegState::Debug));
+                                             flags & RegState::Debug,
+                                             flags & RegState::InternalRead));
     return *this;
   }
 
@@ -309,6 +312,9 @@ inline unsigned getDeadRegState(bool B) {
 inline unsigned getUndefRegState(bool B) {
   return B ? RegState::Undef : 0;
 }
+inline unsigned getInternalReadRegState(bool B) {
+  return B ? RegState::InternalRead : 0;
+}
 
 } // End llvm namespace