1) Add fault_handler_delay param to FullCPU to wait N cycles after
committing faulting instruction before fetching fault handler.
2) Make hw_rei a serializing instruction (flushes pipe, basically).
arch/alpha/isa_desc:
Make hw_rei a serializing instruction (guarantees previous insts
complete before hw_rei will issue).
--HG--
extra : convert_revision : 704cef65b3869be9eee724055cedb22114a78359