[llvm-branch-commits] [llvm] [LoongArch] Initial implementation for `enableMemCmpExpansion` hook (PR #166526)

[via llvm-branch-commits]

zhaoqi5 wrote:

> How does this optimization affect the benchmark? For example `llvm-test-suite/MicroBenchmarks/MemFunctions`. Add some test results to help with comparison and code review. It might be necessary to test the data under various conditions, including different vector widths and optimization levels (e.g., O2 or Os).

Okay, I will try to test some benchmarks such as test-suite or spec cpu and add the results later. Thanks.

https://github.com/llvm/llvm-project/pull/166526