+2014-11-13  Marcus Shawcroft  <marcus.shawcroft@arm.com>
+
+       * config/tc-aarch64.c (aarch64_cpus): Add CRC feature for
+       cortex-A53 and cortex-A57.
+
 2014-11-13  H.J. Lu  <hongjiu.lu@intel.com>
 
        PR gas/17598
 
    recognized by GCC.  */
 static const struct aarch64_cpu_option_table aarch64_cpus[] = {
   {"all", AARCH64_ANY, NULL},
-  {"cortex-a53",       AARCH64_ARCH_V8, "Cortex-A53"},
-  {"cortex-a57",       AARCH64_ARCH_V8, "Cortex-A57"},
-  {"thunderx",         AARCH64_ARCH_V8, "Cavium ThunderX"},
+  {"cortex-a53", AARCH64_FEATURE(AARCH64_ARCH_V8,
+                                AARCH64_FEATURE_CRC), "Cortex-A53"},
+  {"cortex-a57", AARCH64_FEATURE(AARCH64_ARCH_V8,
+                                AARCH64_FEATURE_CRC), "Cortex-A57"},
+  {"thunderx", AARCH64_ARCH_V8, "Cavium ThunderX"},
   {"xgene-1", AARCH64_ARCH_V8, "APM X-Gene 1"},
   {"generic", AARCH64_ARCH_V8, NULL},