[clang] [llvm] [X86] Support SM4 EVEX version intrinsics/instructions. (PR #113402)

[Phoebe Wang via cfe-commits]

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@@ -196,6 +196,8 @@ Changes to the X86 Backend
 
 * Support ISA of `AVX10.2-256` and `AVX10.2-512`.
 
+* Support ISA of `SM4(EVEX)`.
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phoebewang wrote:

We should mainly add in Clang release note.

https://github.com/llvm/llvm-project/pull/113402