[X86] Add masked vcvtps2ph builtins to CheckX86BuiltinFunctionCall.

This ensures that only immediates that fit in 8-bits are used. This matches what we do for the unmasked versions.

llvm-svn: 317664
diff --git a/clang/lib/Sema/SemaChecking.cpp b/clang/lib/Sema/SemaChecking.cpp
index 53e710d..ca07f74 100644
--- a/clang/lib/Sema/SemaChecking.cpp
+++ b/clang/lib/Sema/SemaChecking.cpp
@@ -2312,7 +2312,10 @@
     i = 1; l = -128; u = 255;
     break;
   case X86::BI__builtin_ia32_vcvtps2ph:
+  case X86::BI__builtin_ia32_vcvtps2ph_mask:
   case X86::BI__builtin_ia32_vcvtps2ph256:
+  case X86::BI__builtin_ia32_vcvtps2ph256_mask:
+  case X86::BI__builtin_ia32_vcvtps2ph512_mask:
   case X86::BI__builtin_ia32_rndscaleps_128_mask:
   case X86::BI__builtin_ia32_rndscalepd_128_mask:
   case X86::BI__builtin_ia32_rndscaleps_256_mask: