* config/mep/mep.md (eh_epilogue): Defer until after epilogue is
emitted.

* config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
* config/mep/mep.c (mep_legitimate_constant_p): New.
* config/mep/mep-protos.h: Prototype it.

From-SVN: r151625