[llvm-branch-commits] [compiler-rt] release/18.x: [RISCV] Support rv{32, 64}e in the compiler builtins (#88252) (PR #88525)

[Cyrill Leutwiler via llvm-branch-commits]

xermicus wrote:

compiler-rt doesn't build for RISC-V embedded targets without this patch so to me it'd make sense to backport :)

https://github.com/llvm/llvm-project/pull/88525