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Commit d5424149 authored by Evan Cheng's avatar Evan Cheng
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Teach ProcessImplicitDefs to transform more COPY instructions into... 

Teach ProcessImplicitDefs to transform more COPY instructions into IMPLICIT_DEF (and subsequently eliminate them). This allows machine LICM to hoist IMPLICIT_DEF's. PR7620.

llvm-svn: 108304
parent 103a0dcf
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