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clang-p2996/llvm/test/CodeGen/Mips
Simon Pilgrim c252200e4d [DAG][ARM][MIPS][RISCV] Improve funnel shift promotion to use 'double shift' patterns
Based on a discussion on D88783, if we're promoting a funnel shift to a width at least twice the size as the original type, then we can use the 'double shift' patterns (shifting the concatenated sources).

Differential Revision: https://reviews.llvm.org/D89139
2020-10-12 14:11:02 +01:00
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2019-10-10 12:02:14 +00:00