[llvm] [LLVM][VecLib] Refactor LIBMVEC integration to be target neutral. (PR #138262)

[Paul Walker via llvm-commits]

================
@@ -29,7 +29,7 @@ static cl::opt<TargetLibraryInfoImpl::VectorLibrary> ClVectorLibrary(
                           "Accelerate framework"),
                clEnumValN(TargetLibraryInfoImpl::DarwinLibSystemM,
                           "Darwin_libsystem_m", "Darwin libsystem_m"),
-               clEnumValN(TargetLibraryInfoImpl::LIBMVEC_X86, "LIBMVEC-X86",
+               clEnumValN(TargetLibraryInfoImpl::LIBMVEC, "LIBMVEC",
----------------
paulwalker-arm wrote:

I've raised https://github.com/llvm/llvm-project/pull/138288 to fix the driver bug. I'll update this PR when that lands and request a re-review.

https://github.com/llvm/llvm-project/pull/138262