clobber other exceptions.
* sysdeps/powerpc/nofpu/feupdateenv.c (__feupdateenv): Raise new
exceptions.
* sysdeps/powerpc/nofpu/fraiseexcpt.c (__feraiseexcept): Handle
multiple new exceptions if some are disabled.
* sysdeps/powerpc/nofpu/sim-full.c (__simulate_exceptions): Likewise.
* config.make.in: Nix completely-soft nonsense.
* configure.in: Likewise. Under --without-fp, use nofpu subdirectory
of machine directories instead of fpu subdirectory.
* sysdeps/powerpc/soft-fp/Makefile: Remove cruft added in last change.
* sysdeps/powerpc/nofpu/Makefile: Put it in this new file instead.
* sysdeps/powerpc/soft-fp/sim-full.c: Moved to ...
* sysdeps/powerpc/nofpu/sim-full.c: ... here.
* sysdeps/powerpc/soft-fp/fraiseexcpt.c: Moved to ...
* sysdeps/powerpc/nofpu/fraiseexcpt.c: ... here.
* sysdeps/powerpc/soft-fp/fegetexcept.c: Moved to ...
* sysdeps/powerpc/nofpu/fegetexcept.c: ... here.
* sysdeps/powerpc/soft-fp/fclrexcpt.c: Moved to ...
* sysdeps/powerpc/nofpu/fclrexcpt.c: ... here.
* sysdeps/powerpc/soft-fp/ftestexcept.c: Moved to ...
* sysdeps/powerpc/nofpu/ftestexcept.c: ... here.
* sysdeps/powerpc/soft-fp/fgetexcptflg.c: Moved to ...
* sysdeps/powerpc/nofpu/fgetexcptflg.c: ... here.
* sysdeps/powerpc/soft-fp/fsetexcptflg.c: Moved to ...
* sysdeps/powerpc/nofpu/fsetexcptflg.c: ... here.
* sysdeps/powerpc/soft-fp/fedisblxcpt.c: Moved to ...
* sysdeps/powerpc/nofpu/fedisblxcpt.c: ... here.
* sysdeps/powerpc/soft-fp/feenablxcpt.c: Moved to ...
* sysdeps/powerpc/nofpu/feenablxcpt.c: ... here.
* sysdeps/powerpc/soft-fp/fegetenv.c: Moved to ...
* sysdeps/powerpc/nofpu/fegetenv.c: ... here.
* sysdeps/powerpc/soft-fp/fesetenv.c: Moved to ...
* sysdeps/powerpc/nofpu/fesetenv.c: ... here.
* sysdeps/powerpc/soft-fp/fegetround.c: Moved to ...
* sysdeps/powerpc/nofpu/fegetround.c: ... here.
* sysdeps/powerpc/soft-fp/fesetround.c: Moved to ...
* sysdeps/powerpc/nofpu/fesetround.c: ... here.
* sysdeps/powerpc/soft-fp/feupdateenv.c: Moved to ...
* sysdeps/powerpc/nofpu/feupdateenv.c: ... here.
* sysdeps/powerpc/soft-fp/feholdexcpt.c: Moved to ...
* sysdeps/powerpc/nofpu/feholdexcpt.c: ... here.
* sysdeps/powerpc/soft-fp/fenv_const.c: Moved to ...
* sysdeps/powerpc/nofpu/fenv_const.c: ... here.
* sysdeps/powerpc/soft-fp/libm-test-ulps: Moved to ...
* sysdeps/powerpc/nofpu/libm-test-ulps: ... here.
* sysdeps/powerpc/soft-fp/soft-supp.h: Moved to ...
* sysdeps/powerpc/nofpu/soft-supp.h: ... here.
* sysdeps/powerpc/soft-fp/Versions (libc: GLIBC_2.3.2): Moved to ...
* sysdeps/powerpc/nofpu/Versions: ... here, new file.