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Commit 4bb07791 authored by Craig Topper's avatar Craig Topper
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[X86] Add custom type legalization for v2i32/v4i16/v8i8->mmx bitcasts to avoid... 

[X86] Add custom type legalization for v2i32/v4i16/v8i8->mmx bitcasts to avoid a store/load to/from the stack.

Widen the input to a 128 bit vector by padding with undef elements. Then use a movdq2q to convert from xmm register to mmx register.

llvm-svn: 348086
parent ec096a1d
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