Fix __builtin_ia32_roundss and __builtin_ia32_roundsd definitions.
Re-enable test.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@97707 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/builtins-x86.c b/test/CodeGen/builtins-x86.c
index 2eadd7f..b587814 100644
--- a/test/CodeGen/builtins-x86.c
+++ b/test/CodeGen/builtins-x86.c
@@ -360,8 +360,8 @@
   tmp_V2LLi = __builtin_ia32_pmuldq128(tmp_V4i, tmp_V4i);
   tmp_V4i = __builtin_ia32_pmulld128(tmp_V4i, tmp_V4i);
   tmp_V4f = __builtin_ia32_roundps(tmp_V4f, imm_i_0_16);
-  //  tmp_V4f = __builtin_ia32_roundss(tmp_V4f, tmp_V4f, imm_i_0_16);
-  //  tmp_V2d = __builtin_ia32_roundsd(tmp_V2d, tmp_V2d, imm_i_0_16);
+  tmp_V4f = __builtin_ia32_roundss(tmp_V4f, tmp_V4f, imm_i_0_16);
+  tmp_V2d = __builtin_ia32_roundsd(tmp_V2d, tmp_V2d, imm_i_0_16);
   tmp_V2d = __builtin_ia32_roundpd(tmp_V2d, imm_i_0_16);
   tmp_V4f = __builtin_ia32_insertps128(tmp_V4f, tmp_V4f, tmp_i);
 #endif