[llvm] [X86] Lower bf16 round-to-integer on AVX10.2 via vrndscalebf16 (PR #213276)

[Phoebe Wang via llvm-commits]

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@@ -0,0 +1,425 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -verify-machineinstrs -mtriple=x86_64-unknown-unknown -mattr=+avx10.2 | FileCheck %s --check-prefixes=AVX10_2
+; RUN: llc < %s -verify-machineinstrs -mtriple=x86_64-unknown-unknown -mattr=+avx512bf16,+avx512vl | FileCheck %s --check-prefixes=AVX512BF16
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phoebewang wrote:

```suggestion
; RUN: llc < %s -verify-machineinstrs -mtriple=x86_64-unknown-unknown -mattr=+avx10.2 | FileCheck %s --check-prefixes=CHECK,AVX10_2
; RUN: llc < %s -verify-machineinstrs -mtriple=x86_64-unknown-unknown -mattr=+avx512bf16,+avx512vl | FileCheck %s --check-prefixes=CHECK,AVX512BF16
```

https://github.com/llvm/llvm-project/pull/213276