add the eor (xor) instruction


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30189 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td
index 6cd90d9..892c297 100644
--- a/lib/Target/ARM/ARMInstrInfo.td
+++ b/lib/Target/ARM/ARMInstrInfo.td
@@ -113,10 +113,15 @@
 		       "and $dst, $a, $b",
 		       [(set IntRegs:$dst, (and IntRegs:$a, IntRegs:$b))]>;
 
+def eor_rr     : InstARM<(ops IntRegs:$dst, IntRegs:$a, IntRegs:$b),
+		       "eor $dst, $a, $b",
+		       [(set IntRegs:$dst, (xor IntRegs:$a, IntRegs:$b))]>;
+
 def orr_rr    : InstARM<(ops IntRegs:$dst, IntRegs:$a, IntRegs:$b),
 		       "orr $dst, $a, $b",
 		       [(set IntRegs:$dst, (or IntRegs:$a, IntRegs:$b))]>;
 
+
 let isTwoAddress = 1 in {
   def movcond : InstARM<(ops IntRegs:$dst, IntRegs:$false, IntRegs:$true, CCOp:$cc),
 	                 "mov$cc $dst, $true",