pike.git/ src/ interpret.c

2017-11-18

2017-11-18 10:13:13 by Arne Goedeke <el@laramies.com>

• 4508a70aad032c7f5422ec08040080000ed74dac (41 lines) (+41/-0) ^{[ Show | Annotate ]}
  Branch: arne/faster_calls_again

Interpreter: added callsite_reset()

This can be used to re-run the same function again. This will be used
int f_map etc.

4067:    }   }    + PMOD_EXPORT void callsite_reset(struct pike_callsite *c) { +  struct pike_frame *frame; +  +  /* nothing to do, only frames for pike functions +  * might need to be reallocatd */ +  if (c->type != CALLTYPE_PIKEFUN) return; +  +  frame = c->frame; +  + #ifdef PIKE_DEBUG +  if (frame != Pike_fp) +  Pike_fatal("Resetting frame which is not Pike_fp\n"); + #endif +  +  Pike_mark_sp=frame->save_mark_sp; +  +  /* reset some entries which are changed during +  * execution of Pike code. We can probably +  * make most of these PIKE_DEBUG stuff */ +  frame->pc = c->ptr; +  frame->num_locals = 0; +  frame->num_args = 0; +  frame->return_addr = NULL; +  +  if (frame->refs == 1) return; +  +  fprintf(stderr, "callsite_reset for real\n"); +  +  struct pike_frame * n = alloc_pike_frame(); +  *n = *frame; +  n->refs = 1; +  +  LOW_POP_PIKE_FRAME(frame); +  +  c->frame = n; +  Pike_fp = n; +  +  if (!n->refs) Pike_fatal("help!\n"); + } +    PMOD_EXPORT void callsite_execute(const struct pike_callsite *c) {    FAST_CHECK_THREADS_ON_CALL();    switch (c->type) {