Add a new method.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19249 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86InstrBuilder.h b/lib/Target/X86/X86InstrBuilder.h
index 9f6ae1b7a84e8202f368e87eb02bb7604998128f..17dc38eb6da111a2987534f251347f1bdfaaafdd 100644 (file)
--- a/lib/Target/X86/X86InstrBuilder.h
+++ b/lib/Target/X86/X86InstrBuilder.h
@@ -49,7 +49,9 @@ struct X86AddressMode {
     GlobalValue *GV;
 
     X86AddressMode() : BaseType(RegBase), Scale(1), IndexReg(0), Disp(0),
-                       GV(NULL) {}
+                       GV(NULL) {
+      Base.Reg = 0;
+    }
 };
 
 /// addDirectMem - This function is used to add a direct memory reference to the
@@ -73,6 +75,13 @@ inline const MachineInstrBuilder &addRegOffset(const MachineInstrBuilder &MIB,
   return MIB.addReg(Reg).addZImm(1).addReg(0).addSImm(Offset);
 }
 
+/// addRegReg - This function is used to add a memory reference of the form:
+/// [Reg + Reg].
+inline const MachineInstrBuilder &addRegReg(const MachineInstrBuilder &MIB,
+                                            unsigned Reg1, unsigned Reg2) {
+  return MIB.addReg(Reg1).addZImm(1).addReg(Reg2).addSImm(0);
+}
+
 inline const MachineInstrBuilder &addFullAddress(const MachineInstrBuilder &MIB,
                                                  const X86AddressMode &AM) {
   assert (AM.Scale == 1 || AM.Scale == 2 || AM.Scale == 4 || AM.Scale == 8);