Expand small memmovs using inline code. Set the X86 threshold for expanding
memmove to a more plausible value, now that it's actually being used.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51696 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index d194d38..c4307b8 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -737,7 +737,7 @@
// be smaller when we are in optimizing for size mode.
maxStoresPerMemset = 16; // For %llvm.memset -> sequence of stores
maxStoresPerMemcpy = 16; // For %llvm.memcpy -> sequence of stores
- maxStoresPerMemmove = 16; // For %llvm.memmove -> sequence of stores
+ maxStoresPerMemmove = 3; // For %llvm.memmove -> sequence of stores
allowUnalignedMemoryAccesses = true; // x86 supports it!
setPrefLoopAlignment(16);
}