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38a9a5302b
Convert two halfword loads into a single 32-bit word load with bitfield extract instructions. For example : ldrh w0, [x2] ldrh w1, [x2, #2] becomes ldr w0, [x2] ubfx w1, w0, #16, #16 and w0, w0, #ffff git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@250719 91177308-0d34-0410-b5e6-96231b3b80d8