Set a higher value for maxStoresPerMemcpy in MipsISelLowering.cpp.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158414 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp
index d6a8b8e..aa777f7 100644
--- a/lib/Target/Mips/MipsISelLowering.cpp
+++ b/lib/Target/Mips/MipsISelLowering.cpp
@@ -303,6 +303,8 @@
 
   setExceptionPointerRegister(IsN64 ? Mips::A0_64 : Mips::A0);
   setExceptionSelectorRegister(IsN64 ? Mips::A1_64 : Mips::A1);
+
+  maxStoresPerMemcpy = 16;
 }
 
 bool MipsTargetLowering::allowsUnalignedMemoryAccesses(EVT VT) const {
@@ -3455,6 +3457,16 @@
   return false;
 }
 
+EVT MipsTargetLowering::getOptimalMemOpType(uint64_t Size, unsigned DstAlign,
+                                            unsigned SrcAlign, bool IsZeroVal,
+                                            bool MemcpyStrSrc,
+                                            MachineFunction &MF) const {
+  if (Subtarget->hasMips64())
+    return MVT::i64;
+
+  return MVT::i32;
+}
+
 bool MipsTargetLowering::isFPImmLegal(const APFloat &Imm, EVT VT) const {
   if (VT != MVT::f32 && VT != MVT::f64)
     return false;