Added MemOperands to Atomic operations since Atomics touches memory.

Added abstract class MemSDNode for any Node that have an associated MemOperand
Changed atomic.lcs => atomic.cmp.swap, atomic.las => atomic.load.add, and
atomic.lss => atomic.load.sub


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52706 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 4 deletions

diff --git a/include/llvm/CodeGen/SelectionDAG.h b/include/llvm/CodeGen/SelectionDAG.h
index bd9a8957fd..4c2ddce8a9 100644
--- a/include/llvm/CodeGen/SelectionDAG.h
+++ b/include/llvm/CodeGen/SelectionDAG.h
@@ -368,14 +368,16 @@ public:
                      SDOperand SV);
 
   /// getAtomic - Gets a node for an atomic op, produces result and chain, takes
-  // 3 operands
+  /// 3 operands
   SDOperand getAtomic(unsigned Opcode, SDOperand Chain, SDOperand Ptr, 
-                      SDOperand Cmp, SDOperand Swp, MVT VT);
+                      SDOperand Cmp, SDOperand Swp, MVT VT, const Value* PtrVal,
+                      unsigned Alignment=0);
 
   /// getAtomic - Gets a node for an atomic op, produces result and chain, takes
-  // 2 operands
+  /// 2 operands
   SDOperand getAtomic(unsigned Opcode, SDOperand Chain, SDOperand Ptr, 
-                      SDOperand Val, MVT VT);
+                      SDOperand Val, MVT VT, const Value* PtrVal,
+                      unsigned Alignment = 0);
 
   /// getLoad - Loads are not normal binary operators: their result type is not
   /// determined by their operands, and they produce a value AND a token chain.