* config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
(ASM_CPU_SPEC): Move back to rs6000.h
#undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
* config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
* config/rs6000/linux.h: Remove vtable thunks stuff we accidently
readded.
* config/rs6000/linux64.h: Ditto.
* config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
nothing.
Remove accidently readded definitions of FUNCTION_PROLOGUE,
FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
* config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
to rs6000.h