Class: RubyVM::ControlFrame

Inherits:
Object show all
Defined in:
ext/internal/vm/control_frame/control_frame.c

Instance Method Summary collapse

Instance Method Details

#block_iseq ⇒ RubyVM::InstructionSequence?

Return the frame’s block_iseq member.

Returns:

  • (RubyVM::InstructionSequence, nil) 


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# File 'ext/internal/vm/control_frame/control_frame.c', line 69

static VALUE control_frame_block_iseq(VALUE control_frame)
{
  struct RubyInternalControlFrame * cfp;
  Data_Get_Struct(control_frame, struct RubyInternalControlFrame, cfp);
  if(cfp->control_frame->proc)
  {
    return (VALUE)cfp->control_frame->block_iseq;
  }
  else
  {
    return Qfalse;
  }
}

#iseq ⇒ RubyVM::InstructionSequence

Return the frame’s iseq member.

Returns:

  • (RubyVM::InstructionSequence) 


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# File 'ext/internal/vm/control_frame/control_frame.c', line 43

static VALUE control_frame_iseq(VALUE control_frame)
{
  struct RubyInternalControlFrame * cfp;
  Data_Get_Struct(control_frame, struct RubyInternalControlFrame, cfp);
  return (VALUE)cfp->control_frame->iseq;
}

#method_class ⇒ Class

Return the frame’s method_class member.

Returns:

  • (Class) 


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# File 'ext/internal/vm/control_frame/control_frame.c', line 131

static VALUE control_frame_method_class(VALUE control_frame)
{
  VALUE klass;
  struct RubyInternalControlFrame * cfp;

  Data_Get_Struct(control_frame, struct RubyInternalControlFrame, cfp);

#if RUBY_VERSION_CODE >= 192
  klass = cfp->control_frame->me->klass; /* TODO: right? */
#else
  klass = cfp->control_frame->method_class;
#endif

  return klass;
}

#method_id ⇒ Symbol?

Return the frame’s method_id member.

Returns:

  • (Symbol, nil) 


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# File 'ext/internal/vm/control_frame/control_frame.c', line 102

static VALUE control_frame_method_id(VALUE control_frame)
{
  ID method_id;
  struct RubyInternalControlFrame * cfp;

  Data_Get_Struct(control_frame, struct RubyInternalControlFrame, cfp);

#if RUBY_VERSION_CODE >= 192
  method_id = cfp->control_frame->me->called_id; /* TODO: right? */
#else
  method_id = cfp->control_frame->method_id;
#endif

  if(method_id)
  {
    return ID2SYM(method_id);
  }
  else
  {
    return Qnil;
  }
}

#prev ⇒ RubyVM::ControlFrame

Return the frame’s prev member.

Returns:



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# File 'ext/internal/vm/control_frame/control_frame.c', line 153

static VALUE control_frame_prev(VALUE control_frame)
{
  struct RubyInternalControlFrame * cfp;
  rb_thread_t * th;
  rb_control_frame_t * prev_cfp;

  Data_Get_Struct(control_frame, struct RubyInternalControlFrame, cfp);

  GetThreadPtr(cfp->thread, th);

  prev_cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp->control_frame);

  printf("current: %p\n", cfp->control_frame);
  printf("prev: %p\n", prev_cfp);
  printf("th->stack: %p\n", th->stack);
  printf("th->stack + th->stack_size: %p\n", th->stack + th->stack_size);

  if((void *)(th->stack + th->stack_size) == (void *)prev_cfp)
  {
    return Qnil;
  }
  else
  {
    VALUE cfp_v;
    struct RubyInternalControlFrame * new_cfp;

    cfp_v = Data_Make_Struct(
        rb_cVmControlFrame,
        struct RubyInternalControlFrame,
        mark_ruby_internal_control_frame,
        free,
        new_cfp);

    new_cfp->control_frame = prev_cfp;
    new_cfp->thread = cfp->thread;

    return cfp_v;
  }
}

#proc ⇒ Object

Return the frame’s proc member.



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# File 'ext/internal/vm/control_frame/control_frame.c', line 89

static VALUE control_frame_proc(VALUE control_frame)
{
  struct RubyInternalControlFrame * cfp;
  Data_Get_Struct(control_frame, struct RubyInternalControlFrame, cfp);
  return cfp->control_frame->proc;
}

#self ⇒ Object

Return the frame’s self member.

Returns:



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# File 'ext/internal/vm/control_frame/control_frame.c', line 56

static VALUE control_frame_self(VALUE control_frame)
{
  struct RubyInternalControlFrame * cfp;
  Data_Get_Struct(control_frame, struct RubyInternalControlFrame, cfp);
  return cfp->control_frame->self;
}