Class: Node::ALLOCA

Inherits:
Node show all
Defined in:
ext/internal/node/nodeinfo.c,
ext/internal/node/nodeinfo.c,
ext/cached/ruby-1.8.4/internal/node/nodeinfo.c,
ext/cached/ruby-1.8.4/internal/node/nodeinfo.c,
ext/cached/ruby-1.8.5/internal/node/nodeinfo.c,
ext/cached/ruby-1.8.5/internal/node/nodeinfo.c,
ext/cached/ruby-1.8.6/internal/node/nodeinfo.c,
ext/cached/ruby-1.8.6/internal/node/nodeinfo.c,
ext/cached/ruby-1.8.7/internal/node/nodeinfo.c,
ext/cached/ruby-1.8.7/internal/node/nodeinfo.c,
ext/cached/ruby-1.9.1/internal/node/nodeinfo.c,
ext/cached/ruby-1.9.1/internal/node/nodeinfo.c,
ext/cached/ruby-1.9.2/internal/node/nodeinfo.c,
ext/cached/ruby-1.9.2/internal/node/nodeinfo.c,
ext/cached/ruby-1.9.3/internal/node/nodeinfo.c,
ext/cached/ruby-1.9.3/internal/node/nodeinfo.c

Overview

A node used for temporary allocation of memory on platforms that do not support alloca.

It should never be evaluated as an expression.

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Node

#[], #_dump, _load, #address, #bytecode_compile, compile_string, #eval, #flags, #inspect, #members, #nd_file, #nd_line, #nd_type, #obfusc, #pretty_print, #swap, #to_a, #tree, type

Class Method Details

.members ⇒ Array

Return an array of strings containing the names of the node class’s members.

Returns:

  • (Array) 


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# File 'ext/internal/node/nodeinfo.c', line 2793

VALUE node_s_members(VALUE klass)
{
  return rb_iv_get(klass, "__member__");
}

Instance Method Details

#cfnc ⇒ Object

a pointer to the allocated memory



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# File 'ext/internal/node/nodeinfo.c', line 2109

static VALUE node_cfnc(VALUE self)
{
  NODE * n;
  Data_Get_Struct(self, NODE, n);
  return LONG2NUM((long)(n->nd_cfnc));
}

#cnt ⇒ Object

Return the Node’s cnt member. The return type is an Integer.



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# File 'ext/internal/node/nodeinfo.c', line 2119

static VALUE node_cnt(VALUE self)
{
  NODE * n;
  Data_Get_Struct(self, NODE, n);
  return LONG2NUM(n->nd_cnt);
}

#value ⇒ Object

Return the Node’s value member. The return type is either a Node or an Object.



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# File 'ext/internal/node/nodeinfo.c', line 2714

static VALUE node_value(VALUE self)
{
  NODE * n;
  Data_Get_Struct(self, NODE, n);

  if(TYPE(n->nd_value) == T_NODE)
  {
    if(0 && nd_type(n) == NODE_OP_ASGN2)
    {
      return wrap_node_as(
        (NODE *)n->nd_value,
        rb_cNodeSubclass[NODE_OP_ASGN2_ARG]);
    }
    else
    {
      return wrap_node((NODE *)n->nd_value);
    }
  }
  else
  {
    return (VALUE)n->nd_value;
  }
}