Class: YTLJit::VM::Node::CRubyInstanceVarAssignNode

Inherits:
InstanceVarAssignNode show all
Includes:
CommonCodeGen, TypeListWithoutSignature, UnboxedArrayUtil
Defined in:
lib/ytljit/vm_cruby_obj.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 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 collapse

Methods included from UnboxedArrayUtil

#compile_array_unboxed, #gen_ref_element, #gen_set_element

Methods included from UnboxedObjectUtil

#compile_object_unboxed

Methods included from CommonCodeGen

#dump_context, #gen_alloca, #gen_call, #gen_save_thepr

Methods included from TypeListWithoutSignature

#add_type, #set_type_list, #type_list, #type_list_initvar

Methods inherited from InstanceVarAssignNode

#collect_candidate_type, #collect_info, #compile, #traverse_childlen

Methods included from HaveChildlenMixin

#traverse_childlen

Methods included from NodeUtil

#search_class_top, #search_end, #search_frame_info, #search_top

Methods inherited from BaseNode

#add_element_node, #add_element_node_backward, #collect_candidate_type, #collect_info, #compile, #decide_type, #decide_type_core, #decide_type_once, #gen_type_inference_proc, #get_constant_value, #inference_type, #marge_element_node, #marge_type, #same_type, #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

#initialize(parent, name, mnode, val) ⇒ CRubyInstanceVarAssignNode

Returns a new instance of CRubyInstanceVarAssignNode.



75
76
77
78
 
# File 'lib/ytljit/vm_cruby_obj.rb', line 75

def initialize(parent, name, mnode, val)
  super
  @current_frame_info = search_frame_info
end

Instance Method Details

#compile_main(context) ⇒ Object 



80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
 
# File 'lib/ytljit/vm_cruby_obj.rb', line 80

def compile_main(context)
  cursig = context.to_signature
  slfoff = @current_frame_info.offset_arg(2, BPR)
  mivl = @class_top.end_nodes[0].modified_instance_var.keys
  off = mivl.index(@name)
  rtype = @val.decide_type_once(cursig)

  if !cursig[2].boxed then
    asm = context.assembler
    asm.with_retry do
      asm.mov(TMPR2, slfoff)
    end
    context = gen_set_element(context, nil, off, @val)
    return @body.compile(context)
  end

  addr = lambda {
    a = address_of("ytl_ivar_set_boxing")
    $symbol_table[a] = "ytl_ivar_set_boxing"
    a
  }
  ivarset = OpVarMemAddress.new(addr)

  context = @val.compile(context)
  if @val.is_escape != :global_export then
    context = rtype.gen_boxing(context)
  end

  context.start_arg_reg
  asm = context.assembler
  asm.with_retry do
    asm.push(TMPR2)
    asm.mov(TMPR2, context.ret_reg)
    asm.mov(FUNC_ARG[0], slfoff)
    asm.mov(FUNC_ARG[1], off)
    asm.mov(FUNC_ARG[2], TMPR2)
  end
  context = gen_save_thepr(context)
  asm.with_retry do
    asm.call_with_arg(ivarset, 3)
    asm.pop(TMPR2)
  end
  context.end_arg_reg
  
  context.ret_reg = RETR
  context.ret_node = self
  @body.compile(context)
end