Qiu Chaofan 2432d80d3b [PowerPC] Use mtvsrdd to put callee-saved GPR into VSR ...

This patch exploits mtvsrdd instruction (available in ISA3.0+) to save
two callee-saved GPR registers into a single VSR, making it more
efficient.

Reviewed By: jsji, nemanjai

Differential Revision: https://reviews.llvm.org/D62565

2021-04-20 16:43:24 +08:00

7.7 KiB

Raw Blame History

View Raw