Module: YTLJit::GeneratorExtendX64Mixin

Includes:
FuncArgX64CommonMixin
Defined in:
lib/ytljit/asmext_x64.rb

Constant Summary

Constants included from FuncArgX64CommonMixin

FuncArgX64CommonMixin::ARGPOS2FREG, FuncArgX64CommonMixin::ARGPOS2REG

Constants included from X64

X64::INDIRECT_RAX, X64::INDIRECT_RBP, X64::INDIRECT_RBX, X64::INDIRECT_RCX, X64::INDIRECT_RDI, X64::INDIRECT_RDX, X64::INDIRECT_RSI, X64::INDIRECT_RSP, X64::R10, X64::R11, X64::R12, X64::R13, X64::R14, X64::R15, X64::R8, X64::R9, X64::RAX, X64::RBP, X64::RBX, X64::RCX, X64::RDI, X64::RDX, X64::RSI, X64::RSP

Constants included from SSE64

SSE64::XMM10, SSE64::XMM11, SSE64::XMM12, SSE64::XMM13, SSE64::XMM14, SSE64::XMM15, SSE64::XMM8, SSE64::XMM9

Constants included from SSE

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

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

Instance Method Summary collapse

Instance Method Details

#call_with_arg(addr, argnum, argsize) ⇒ Object 



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# File 'lib/ytljit/asmext_x64.rb', line 168

def call_with_arg(addr, argnum, argsize)
  fainfo = funcarg_info

  orgaddress = @asm.current_address
  code = ""
  code += @asm.update_state(mov(RAX, OpImmidiate32.new(argnum)))
  code += @asm.update_state(call(addr))
  callpos = @asm.current_address - @asm.output_stream.base_address
  if @asm.retry_mode == :change_op then
    return [code, callpos]
  end

  offset = @funcarg_info.area_allocate_pos.pop
  if offset then
    imm = OpImmidiate8.new(argsize)
    code += @asm.update_state(add(SPR, imm))
    alloc_argument_area = lambda {
      @asm.with_current_address(@asm.output_stream.base_address + offset) {
        @asm.output_stream[offset] = sub(SPR, argsize)
      }
    }
    @asm.after_patch_tab.push alloc_argument_area
  end

  @funcarg_info.update_maxargs(argnum)
  @funcarg_info.used_arg_tab.pop

=begin
  # Save already stored restorer
  uat = @funcarg_info.used_arg_tab.last
  while !fainfo.empty? do
    nreg = fainfo.pop
    if argpos = ARGPOS2REG.index(nreg) then
      if uat[argpos] then
        fainfo.push nreg
        break
      else
        code += @asm.update_state(pop(nreg))
        uat[argpos] = true
      end
    else
      fainfo.push nreg
      break
    end
  end
=end

  @asm.current_address = orgaddress

  [code, callpos]
end

#call_with_arg_get_argsize(addr, argnum) ⇒ Object 



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# File 'lib/ytljit/asmext_x64.rb', line 164

def call_with_arg_get_argsize(addr, argnum)
  argnum * 8
end

#mov64(dst, src) ⇒ Object 



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# File 'lib/ytljit/asmext_x64.rb', line 145

def mov64(dst, src)
  case dst
  when OpIndirect
    case src
    when Integer
      disp = dst.disp
      dst2 = dst.class.new(dst.reg, disp + 4)
      bit32val = 1 << 32
      code = mov(dst2, src / bit32val)
      code += mov(dst, src % bit32val)
      code
    else
      nosupported_addressing_mode(:mov64, dst, src)
    end
  else
    nosupported_addressing_mode(:mov64, dst, src)
  end
end