* gcj/javaprims.h (_Jv_FormatInt): New declaration.
* java/lang/natString.cc (_JvFormatInt): New primitive, with logic
taken from old Integer.toString code.
(Integer::valueOf): Use _Jv_FormatInt.
* java/lang/Integer.java (toString): Just use call String.valueOf.
* java/lang/Long.java (toString): Fix typo in comment.
* java/lang/String.java (valueOf(int)): Make native.
* java/lang/StringBuffer.java (append(int)): Make native.
* java/lang/natStringBuffer.cc: New file, for append(jint).
* Makefile.am (ant_source_files): Add java/lang/natStringBuffer.cc.
From-SVN: r42419
