[PATCH] D156283: MIPS: unwind, don't save/restore hi/lo for R6

Mon Aug 14 02:53:07 PDT 2023

wzssyqa added a comment.

In D156283#4533871 <https://reviews.llvm.org/D156283#4533871>, @jrtc27 wrote:

> Should space for them still exist in Registers_mips_o32/newabi, UNW_MIPS_HI/LO still be defined and the various things in __libunwind_config.h still account for them?

And I think that when we add more registers like MSA/DSP, should start from 66, so that we can use the same register indexes for both R6 <https://reviews.llvm.org/source/compiler-rt/> and pre-R6.

Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D156283/new/

https://reviews.llvm.org/D156283