Class: YTLJit::VM::Node::RetArraySendNode

Inherits:

RawSendNode

• Object
• BaseNode
• SendNode
• RawSendNode
• YTLJit::VM::Node::RetArraySendNode

Includes:

AbsArch, UnboxedArrayUtil

Defined in:

lib/ytljit/vm_sendnode.rb

Constant Summary

Constants included from AbsArch

AbsArch::AL, AbsArch::BL, AbsArch::CL, AbsArch::DL, AbsArch::FUNC_ARG, AbsArch::FUNC_ARG_YTL, AbsArch::FUNC_FLOAT_ARG, AbsArch::FUNC_FLOAT_ARG_YTL, AbsArch::INDIRECT_BPR, AbsArch::INDIRECT_RETR, AbsArch::INDIRECT_SPR, AbsArch::INDIRECT_TMPR, AbsArch::INDIRECT_TMPR2, AbsArch::INDIRECT_TMPR3

Constants included from SSE

SSE::XMM0, SSE::XMM1, SSE::XMM2, SSE::XMM3, SSE::XMM4, SSE::XMM5, SSE::XMM6, SSE::XMM7

Constants inherited from BaseNode

BaseNode::ESCAPE_LEVEL

Instance Attribute Summary

Attributes inherited from SendNode

#arguments, #class_top, #current_exception_table, #frame_info, #func, #modified_instance_var, #modified_local_var, #next_node, #opt_flag, #result_cache, #seq_no, #yield_signature_cache

Attributes included from HaveChildlenMixin

#body

Attributes inherited from BaseNode

#code_space, #debug_info, #element_node_list, #id, #is_escape, #parent, #ti_observee, #ti_observer, #type

Instance Method Summary

• #collect_candidate_type_body(context) ⇒ Object
• #compile(context) ⇒ Object

Methods included from UnboxedArrayUtil

#compile_array_unboxed, #gen_ref_element, #gen_set_element

Methods included from UnboxedObjectUtil

#compile_object_unboxed

Methods inherited from RawSendNode

#collect_candidate_type

Methods inherited from SendNode

add_special_send_node, #check_signature_changed, #collect_candidate_type, #collect_candidate_type_block, #collect_candidate_type_regident, #collect_info, #fill_result_cache, #get_constant_value, get_macro_tab, #get_send_method_node, get_user_defined_method_tab, #inherit_from_callee, #initialize, macro_expand, make_send_node, node, #search_signature, #traverse_childlen, #traverse_node

Methods included from SendUtil

#compile_c_fixarg, #compile_c_fixarg_raw, #compile_c_vararg, #compile_ytl, #gen_eval_self, #signature

Methods included from NodeUtil

#search_class_top, #search_end, #search_frame_info, #search_top

Methods included from SendNodeCodeGen

#gen_make_argv

Methods included from CommonCodeGen

#dump_context, #gen_alloca, #gen_call, #gen_save_thepr

Methods included from OptFlagOp

#is_args_blockarg, #is_args_splat, #is_fcall, #is_opt_send, #is_super, #is_tailcall, #is_tailrecursion, #is_vcall

Methods included from HaveChildlenMixin

#initialize, #traverse_childlen

Methods inherited from BaseNode

#add_element_node, #add_element_node_backward, #add_element_node_backward_aux, #collect_candidate_type, #collect_info, #decide_type, #decide_type_core, #decide_type_once, #gen_type_inference_proc, #get_constant_value, #inference_type, #initialize, #marge_element_node, #marge_type, #same_type, #search_valid_signature, #set_escape_node, #set_escape_node_backward, #ti_add_observer, #ti_changed, #ti_del_link, #ti_reset, #ti_update

Methods included from TypeListWithSignature

#add_type, #set_type_list, #type_list, #type_list_initvar

Methods included from Inspect

#inspect_by_graph

Constructor Details

This class inherits a constructor from YTLJit::VM::Node::SendNode

Instance Method Details

#collect_candidate_type_body(context) ⇒ Object

# File 'lib/ytljit/vm_sendnode.rb', line 2347

def collect_candidate_type_body(context)
  sig = context.to_signature
  tt = RubyType::BaseType.from_ruby_class(Array)
  if context.options[:compile_array_as_uboxed] and
      @element_node_list.size > 1 and 
        @element_node_list[1..-1].all? {|e|
          e[3] or e[2].class == BaseNode
        } then
    tt = tt.to_unbox
  end

  add_type(sig, tt)
  @type = nil
  tt = decide_type_once(sig)

  @arguments[1..-1].each_with_index do |anode, idx|
    add_element_node(tt, sig, anode, [idx], context)
  end

  context
end

#compile(context) ⇒ Object

# File 'lib/ytljit/vm_sendnode.rb', line 2369

def compile(context)
  sig = context.to_signature
  rtype = decide_type_once(sig)
  rrtype = rtype.ruby_type
  if rrtype == Array and 
      !rtype.boxed and 
      @is_escape != :global_export then
    sizent = @element_node_list[1..-1].max_by {|a| a[3] ? a[3][0] : -1}
    siz = sizent[3][0] + 1
    context = gen_alloca(context, siz)

    context.start_using_reg(TMPR2)
    asm = context.assembler
    asm.with_retry do
      asm.mov(TMPR2, THEPR)
      asm.mov(INDIRECT_TMPR2, siz)
      asm.add(TMPR2, 8)
    end
    context.set_reg_content(TMPR2, THEPR)

    @arguments[1..-1].each_with_index do |anode, idx|
      context = gen_set_element(context, nil, idx, anode)
    end

    asm.with_retry do
      asm.mov(RETR, TMPR2)
    end
    context.end_using_reg(TMPR2)

    context.ret_reg = RETR
    context.set_reg_content(RETR, self)
    context.ret_node = self
    @body.compile(context)
  else
    super
  end
end