* libc/machine/spu/spu-gmon.c: Tweaks to support simultaneous SPU profiling.
* libc/machine/spu/Makefile.am: Add spu-mcount.S spu-gmon.c. * libc/machine/spu/Makefile.in: Regenerated. * libc/machine/spu/spu-gmon.c: New file. * libc/machine/spu/spu-mcount.S: New file.