ld-h8300/relax-6.s: New test source file. ld-h8300/relax-6.d: New test expected disassembly file. ld-h8300/relax-6-coff.d: New test expected disassembly file for COFF format.
* ld-h8300/gcsection.s: New test source file. * ld-h8300/gcsection.d: New test expected disassembly file.