[llvm] [X86][SDAG] Improve the lowering of `s|uitofp i8|i16 to half` (PR #70834)

[Simon Pilgrim via llvm-commits]

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@@ -0,0 +1,319 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 3
+; RUN: llc -o - %s -mtriple=x86_64-unknown-unknown -mcpu=cascadelake | FileCheck %s --check-prefixes=CHECK-NO_FP16
+; RUN: llc -o - %s -mtriple=x86_64-unknown-unknown -mcpu=cascadelake -mattr=+avx512fp16 | FileCheck %s --check-prefixes=CHECK-WITH_FP16
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RKSimon wrote:

Please can you use x86-64-v4 instead of a specific cpu?

https://github.com/llvm/llvm-project/pull/70834