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Commit a2efe9eb authored by Craig Topper's avatar Craig Topper
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Add OPC_CheckChildSame0-3 to the DAG isel matcher. This replaces sequences of... 

Add OPC_CheckChildSame0-3 to the DAG isel matcher. This replaces sequences of MoveChild, CheckSame, MoveParent. Saves 846 bytes from the X86 DAG isel matcher, ~300 from ARM, ~840 from Hexagon.

llvm-svn: 191940
parent 309ffe40
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