Jay Foad 28e322ea93 [PowerPC] Custom lowering for funnel shifts ...

The custom lowering saves an instruction over the generic expansion, by
taking advantage of the fact that PowerPC shift instructions are well
defined in the shift-by-bitwidth case.

Differential Revision: https://reviews.llvm.org/D83948

2020-08-04 16:30:49 +01:00

637 KiB

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