aarch64-freebsd.h: Define MCOUNT_NAME.

2017-04-08  Andreas Tobler  <andreast@gcc.gnu.org>

    * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
    Add comment for WCHAR_T.

From-SVN: r246786

gcc/ChangeLog

+2017-04-08  Andreas Tobler  <andreast@gcc.gnu.org>
+
+	* config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
+	Add comment for WCHAR_T.
+
 2017-04-08  Martin Liska  <mliska@suse.cz>
 
 	Revert:

gcc/config/aarch64/aarch64-freebsd.h

@@ -91,7 +91,12 @@
 #undef TARGET_BINDS_LOCAL_P
 #define TARGET_BINDS_LOCAL_P default_binds_local_p_2
 
+/* Use the AAPCS type for wchar_t, override the one from
+   config/freebsd.h.  */
 #undef  WCHAR_TYPE
 #define WCHAR_TYPE  "unsigned int"
 
+#undef MCOUNT_NAME
+#define MCOUNT_NAME ".mcount"
+
 #endif  /* GCC_AARCH64_FREEBSD_H */