func Add(x, y, ci uint) (r, co uint) {
	// arm64:"ADDS","ADCS","ADC",-"ADD\t",-"CMP"
	// amd64:"NEGL","ADCQ","SBBQ","NEGQ"
	// ppc64x: "ADDC", "ADDE", "ADDZE"
	// s390x:"ADDE","ADDC\t[$]-1,"
	// riscv64: "ADD","SLTU"
	return bits.Add(x, y, ci)
}

func AddC(x, ci uint) (r, co uint) {
	// arm64:"ADDS","ADCS","ADC",-"ADD\t",-"CMP"
	// amd64:"NEGL","ADCQ","SBBQ","NEGQ"
	// loong64: "ADDV", "SGTU"
	// ppc64x: "ADDC", "ADDE", "ADDZE"

				{2, 255},   // AX CX DX BX SP BP SI DI
				{1, 65791}, // AX CX DX BX SP BP SI DI SB
			},
			outputs: []outputInfo{
				{0, 239}, // AX CX DX BX BP SI DI
			},
		},
	},
	{
		name:         "NEGL",
		argLen:       1,
		resultInArg0: true,
		clobberFlags: true,
		asm:          x86.ANEGL,
		reg: regInfo{
			inputs: []inputInfo{
				{0, 239}, // AX CX DX BX BP SI DI
			},