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Commit 88aa627c authored by Simon Pilgrim's avatar Simon Pilgrim
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[X86][SSE] Added support for lowering to ADDSUBPS/ADDSUBPD with commuted inputs 

We could already recognise shuffle(FSUB, FADD) -> ADDSUB, this allow us to recognise shuffle(FADD, FSUB) -> ADDSUB by commuting the shuffle mask prior to matching.

llvm-svn: 254259
parent 3f85d24d
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