Module: YTLJit::VM::TypeCodeGen::RangeTypeUnboxedCodeGen

Includes:

AbsArch, CommonCodeGen, RangeTypeCommonCodeGen, TypeUtil

Defined in:

lib/ytljit/vm_type_gen.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

Instance Attribute Summary

Attributes included from RangeTypeCommonCodeGen

#args, #element_type

Instance Method Summary

• #copy_type ⇒ Object
• #gen_boxing(context) ⇒ Object
• #instance ⇒ Object

Methods included from RangeTypeCommonCodeGen

#==, #have_element?, #init, #inspect

Methods included from TypeUtil

#gen_copy_common

Methods included from CommonCodeGen

#dump_context, #gen_alloca, #gen_call, #gen_save_thepr

Instance Method Details

#copy_type ⇒ Object

# File 'lib/ytljit/vm_type_gen.rb', line 539

def copy_type
  dro = self.class.from_ruby_class(@ruby_type)
  dro = dro.to_unbox
  dro.element_type = @element_type
  dro.args = @args
  dro
end

#gen_boxing(context) ⇒ Object

# File 'lib/ytljit/vm_type_gen.rb', line 493

def gen_boxing(context)
  rtype = @args[0].decide_type_once(context.to_signature)

  vnode = context.ret_node
  base = context.ret_reg
  addr = lambda {
    a = address_of("rb_range_new")
    $symbol_table[a] = "rb_range_new"
    a
  }
  rbrangenew = OpVarMemAddress.new(addr)
  begoff = OpIndirect.new(TMPR2, 0)
  endoff = OpIndirect.new(TMPR2, AsmType::MACHINE_WORD.size)
  excoff = OpIndirect.new(TMPR2, AsmType::MACHINE_WORD.size * 2)
 
  context.start_using_reg(TMPR2)
  context.start_arg_reg
  asm = context.assembler
  asm.with_retry do
    asm.mov(TMPR2, base)
  end

  context.ret_reg = begoff
  context = rtype.gen_boxing(context)
  asm.with_retry do
    asm.mov(FUNC_ARG[0], context.ret_reg)
  end

  context.ret_reg = endoff
  context = rtype.gen_boxing(context)
  asm.with_retry do
    asm.mov(FUNC_ARG[1], context.ret_reg)
  end

  asm.with_retry do
    asm.mov(FUNC_ARG[2], excoff)
  end
  context = gen_save_thepr(context)
  context = gen_call(context, rbrangenew, 3, vnode)

  context.end_arg_reg
  context.end_using_reg(TMPR2)
  context.ret_reg = RETR
  context
end

#instance ⇒ Object

# File 'lib/ytljit/vm_type_gen.rb', line 486

def instance
  ni = self.dup
  ni.instance_eval { extend RangeTypeUnboxedCodeGen }
  ni.init
  ni
end