[clang] [Clang] VectorExprEvaluator::VisitCallExpr / InterpretBuiltin - add AVX512 VPTERNLOGD/VPTERNLOGQ intrinsics to be used in constexpr (PR #158703)

[Timm Baeder via cfe-commits]

================
@@ -3543,7 +3592,20 @@ bool InterpretBuiltin(InterpState &S, CodePtr OpPC, 
const CallExpr *Call,
   case X86::BI__builtin_ia32_selectpd_256:
   case X86::BI__builtin_ia32_selectpd_512:
     return interp__builtin_select(S, OpPC, Call);
-
+  case X86::BI__builtin_ia32_pternlogd128_mask:
+  case X86::BI__builtin_ia32_pternlogd256_mask:
+  case X86::BI__builtin_ia32_pternlogd512_mask:
+  case X86::BI__builtin_ia32_pternlogq128_mask:
+  case X86::BI__builtin_ia32_pternlogq256_mask:
+  case X86::BI__builtin_ia32_pternlogq512_mask:
+    return interp__builtin_pternlog(S, OpPC, Call, false);
----------------
tbaederr wrote:

```suggestion
    return interp__builtin_pternlog(S, OpPC, Call, /*MaskZ=*/false);
```

https://github.com/llvm/llvm-project/pull/158703
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