[compiler-rt] [compiler-rt][RISC-V] ILP32E/LP64E Save/Restore Grouping (PR #95398)

[Sam Elliott via llvm-commits]

lenary wrote:

I'm glad you agree about stack usage :)

I'll try to draft something in the toolchain conventions this week or on Monday, so we can start working through pinning down what the right CFI information is for compilers to emit for these routines.

https://github.com/llvm/llvm-project/pull/95398