Jim Lin 2893570e86 [RISCV] Don't emit save-restore call if function is a interrupt handler ...

It has to save all caller-saved registers before a call in the handler.
So don't emit a call that save/restore registers.

Reviewed By: simoncook, luismarques, asb

Differential Revision: https://reviews.llvm.org/D100532

2021-04-16 12:54:47 +08:00

3.2 KiB

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