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Commit 7d6fa975 authored by Evan Cheng's avatar Evan Cheng
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Implement "punpckldq %xmm0, $xmm0" as "pshufd $0x50, %xmm0, %xmm" unless... 

Implement "punpckldq  %xmm0, $xmm0" as "pshufd  $0x50, %xmm0, %xmm" unless optimizing for code size.

llvm-svn: 56711
parent 8bafa2cf
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