[patch] ICE in ia64_speculate_insn (PR target/37381)

[Paolo Bonzini]

> This issue is fixed by restoring the scheduler behaviour to the pre-merge
> state.  This change will have to be reverted when ia64 changes are approved
> (handling of BE_IN_SPEC bits will be implemented in back-end).
> 
> 2008-09-08  Alexander Monakov  <amonakov@ispras.ru>
> 
> 	PR target/37381
> 	* haifa-sched.c (sched_speculate_insn): Filter BE_IN_SPEC bits before
> 	passing dependence status to back-end.
>
> -  return targetm.sched.speculate_insn (insn, request, new_pat);
> +  return targetm.sched.speculate_insn (insn, request & BEGIN_SPEC, new_pat);

BEGIN_SPEC or BE_IN_SPEC?

Paolo