llvm-project

27660022 - [AArch64]SIMD fpcvt codegen for rounding nodes (#165546)

[AArch64]SIMD fpcvt codegen for rounding nodes (#165546) This is followup patch to https://github.com/llvm/llvm-project/pull/157680, which allows simd fpcvt instructions to be generated from l/llround and l/llrint nodes.