[X86] Add builtins for vpermq/vpermpd instructions to enable target feature checking.

llvm-svn: 334311
diff --git a/clang/lib/Sema/SemaChecking.cpp b/clang/lib/Sema/SemaChecking.cpp
index 417422d..3e0d36b 100644
--- a/clang/lib/Sema/SemaChecking.cpp
+++ b/clang/lib/Sema/SemaChecking.cpp
@@ -2757,6 +2757,10 @@
   case X86::BI__builtin_ia32_vec_set_v32qi:
     i = 2; l = 0; u = 31;
     break;
+  case X86::BI__builtin_ia32_permdf256:
+  case X86::BI__builtin_ia32_permdi256:
+  case X86::BI__builtin_ia32_permdf512:
+  case X86::BI__builtin_ia32_permdi512:
   case X86::BI__builtin_ia32_vpermilps:
   case X86::BI__builtin_ia32_vpermilps256:
   case X86::BI__builtin_ia32_vpermilpd512: