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Commit a904f466 authored by Evan Cheng's avatar Evan Cheng
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When converting a CopyFromReg to a copy instruction, use the register class of... 

When converting a CopyFromReg to a copy instruction, use the register class of its uses to determine the right destination register class of the copy. This is important for targets where a physical register may belong to multiple register classes.

llvm-svn: 56258
parent 7a147c6a
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