[clang] [compiler-rt] [llvm] [X86][AVX10.2] Support AVX10.2 option and VMPSADBW/VADDP[D,H,S] new instructions (PR #101452)

[Phoebe Wang via cfe-commits]

================
@@ -162,6 +162,9 @@ bool SemaX86::CheckBuiltinRoundingOrSAE(unsigned BuiltinID, 
CallExpr *TheCall) {
   case X86::BI__builtin_ia32_mulps512:
   case X86::BI__builtin_ia32_subpd512:
   case X86::BI__builtin_ia32_subps512:
+  case X86::BI__builtin_ia32_vaddpd256_round:
----------------
phoebewang wrote:

I don't think it's necessary. For one thing, it's verbose given we have 149 new 
rounding instructions. For another, we didn't add test for 
BI__builtin_ia32_addpd512 either.

https://github.com/llvm/llvm-project/pull/101452
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