pike.git/ src/ interpret.c

2017-11-18

2017-11-18 10:14:46 by Arne Goedeke <el@laramies.com>

• 74814accca88ea45da30a0db606afb9587efb2da (25 lines) (+13/-12) ^{[ Show | Annotate ]}
  Branch: arne/faster_calls_again

Interpreter: use callsite for parent_clone and cast

* store the parent info inside of the callsite, instead
of a frame. this avoids frame allocation in parent clone
calls

* store the compiled type in the callsite. this makes casts more
efficient in map et. al.

3343:    {    c->type = CALLTYPE_PARENT_CLONE;    c->ptr = s->u.program; -  /* this case needs a frame, too */ -  break; -  } -  callsite_resolve_svalue(c, s); +  c->u.parent_clone.parent = o; +  c->u.parent_clone.fun = fun; +  } else callsite_resolve_svalue(c, s);    return;    }   
3403:    }    /*    * The cases which do _not_ return, have a frame created. These are: -  * CALLTYPE_CFUN, CALLTYPE_PIKEFUN and CALLTYPE_PARENT_CLONE. +  * CALLTYPE_CFUN, CALLTYPE_PIKEFUN.    */       struct pike_frame *frame = c->frame;
3508:    case PIKE_T_TYPE:    c->type = CALLTYPE_CAST;    c->ptr = s->u.type; +  c->u.cast.run_time_type = compile_type_to_runtime_type(c->ptr);    break;    case T_PROGRAM:    c->type = CALLTYPE_CLONE;
3631:    }    goto do_return;    case CALLTYPE_CAST: -  o_cast(c->ptr, compile_type_to_runtime_type(c->ptr)); +  o_cast(c->ptr, c->u.cast.run_time_type);    break;    case CALLTYPE_ARRAY:    case CALLTYPE_ARRAY_ON_STACK:
3644:    {    struct object *tmp;    tmp=parent_clone_object(c->ptr, -  c->frame->current_object, -  c->frame->fun, +  c->u.parent_clone.parent, +  c->u.parent_clone.fun,    c->args);    push_object(tmp);    }
3663:    Pike_fatal("callsite_save_jmpbuf called for non pike frame.\n");   #endif    -  c->saved_jmpbuf = Pike_interpreter.catching_eval_jmpbuf; -  SET_ONERROR (c->onerror, restore_catching_eval_jmpbuf, c->saved_jmpbuf); +  c->u.pike.saved_jmpbuf = Pike_interpreter.catching_eval_jmpbuf; +  SET_ONERROR (c->u.pike.onerror, restore_catching_eval_jmpbuf, c->u.pike.saved_jmpbuf);    Pike_interpreter.catching_eval_jmpbuf = NULL;   }   
3700:       /* restore catching_eval_jmpbuf */    -  Pike_interpreter.catching_eval_jmpbuf = c->saved_jmpbuf; -  UNSET_ONERROR(c->onerror); +  Pike_interpreter.catching_eval_jmpbuf = c->u.pike.saved_jmpbuf; +  UNSET_ONERROR(c->u.pike.onerror);   }      static void callsite_return_slowpath(const struct pike_callsite *c) {