[llvm] [X86][SelectionDAG] - Add support for llvm.canonicalize intrinsic (PR #106370)

[Pawan Nirpal via llvm-commits]

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@@ -0,0 +1,853 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --default-march x86_64-unknown-linux-gnu --version 5
+; RUN: llc -mattr=sse -mtriple=x86_64 < %s | FileCheck %s -check-prefix=SSE
+; RUN: llc -mattr=sse2 -mtriple=x86_64 < %s | FileCheck %s -check-prefix=SSE2
+; RUN: llc -mattr=+avx -mtriple=x86_64 < %s | FileCheck %s -check-prefix=AVX
+; RUN: llc -mattr=+avx2 -mtriple=x86_64 < %s | FileCheck %s -check-prefix=AVX2
+; RUN: llc -mattr=+avx512f -mtriple=x86_64 < %s | FileCheck %s -check-prefix=AVX512F
+; RUN: llc -mattr=+avx512bw -mtriple=x86_64 < %s | FileCheck %s -check-prefix=AVX512BW
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pawan-nirpal-031 wrote:

```; RUN: llc < %s -mtriple=x86_64- -mattr=-sse2 | FileCheck %s -check-prefixes=SSE,SSE1``` is causing the same crash as bf16, for half data type. I take this -sse2 means, sse is enabled but sse2 is not, and perhaps half datatype is not supported for sse mode. 

https://github.com/llvm/llvm-project/pull/106370