x86: Update VPCLMULQDQ check

Update VPCLMULQDQ check to support processors with AVX version of
VPCLMULQDQ.

	Backport from master
	PR target/91695
	* config/i386/cpuinfo.c (get_available_features): Fix VPCLMULQDQ
	check.

(cherry picked from commit 1e46a443f25d26816536c0c480211714b123a1d5)

libgcc/ChangeLog

+2020-05-20  H.J. Lu  <hongjiu.lu@intel.com>
+
+	Backport from master
+	2020-05-20  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/91695
+	* config/i386/cpuinfo.c (get_available_features): Fix VPCLMULQDQ
+	check.
+
 2020-05-19  H.J. Lu  <hongjiu.lu@intel.com>
 
 	Backport from master

libgcc/config/i386/cpuinfo.c

@@ -346,6 +346,8 @@ get_available_features (unsigned int ecx, unsigned int edx,
 	{
 	  if (ebx & bit_AVX2)
 	    set_feature (FEATURE_AVX2);
+	  if (ecx & bit_VPCLMULQDQ)
+	    set_feature (FEATURE_VPCLMULQDQ);
 	}
       if (ebx & bit_BMI2)
 	set_feature (FEATURE_BMI2);
@@ -373,8 +375,6 @@ get_available_features (unsigned int ecx, unsigned int edx,
 	    set_feature (FEATURE_AVX512VBMI);
 	  if (ecx & bit_AVX512VBMI2)
 	    set_feature (FEATURE_AVX512VBMI2);
-	  if (ecx & bit_VPCLMULQDQ)
-	    set_feature (FEATURE_VPCLMULQDQ);
 	  if (ecx & bit_AVX512VNNI)
 	    set_feature (FEATURE_AVX512VNNI);
 	  if (ecx & bit_AVX512BITALG)