Implement -mno-sse: if SSE is disabled on x86-64, don't store XMM on stack for
[oota-llvm.git] / lib / VMCore / ConstantFold.h
index 1c1e6e5d0c29d49ab3faf3aaacff26d1527c21fb..49aea11870afb7732d99085f9973e3e366e6edfd 100644 (file)
@@ -11,8 +11,8 @@
 // interfaces are used by the ConstantExpr::get* methods to automatically fold
 // constants when possible.
 //
-// These operators may return a null object if I don't know how to perform the
-// specified operation on the specified constant types.
+// These operators may return a null object if they don't know how to perform
+// the specified operation on the specified constant types.
 //
 //===----------------------------------------------------------------------===//
 
@@ -41,6 +41,13 @@ namespace llvm {
   Constant *ConstantFoldShuffleVectorInstruction(const Constant *V1,
                                                  const Constant *V2,
                                                  const Constant *Mask);
+  Constant *ConstantFoldExtractValueInstruction(const Constant *Agg,
+                                                const unsigned *Idxs,
+                                                unsigned NumIdx);
+  Constant *ConstantFoldInsertValueInstruction(const Constant *Agg,
+                                               const Constant *Val,
+                                               const unsigned* Idxs,
+                                               unsigned NumIdx);
   Constant *ConstantFoldBinaryInstruction(unsigned Opcode, const Constant *V1,
                                           const Constant *V2);
   Constant *ConstantFoldCompareInstruction(unsigned short predicate,