[llvm] [RISCV][ISEL] Lowering to load-acquire/store-release for RISCV Zalasr (PR #82914)

[Brendan Sweeney via llvm-commits]

mehnadnerd wrote:

Should be fixed, I also made sure memory model is compatible, including cross-compatibility with tso

https://github.com/llvm/llvm-project/pull/82914