"F32Abs",
	"F32Neg",
	"F32Ceil",
	"F32Floor",
	"F32Trunc",
	"F32Nearest",
	"F32Sqrt",
	"F32Add",
	"F32Sub",
	"F32Mul",
	"F32Div",
	"F32Min",
	"F32Max",
	"F32Copysign",
	"F64Abs",
	"F64Neg",
	"F64Ceil",
	"F64Floor",
	"F64Trunc",
	"F64Nearest",
	"F64Sqrt",
	"F64Add",
	"F64Sub",
	"F64Mul",
	"F64Div",
	"F64Min",
	"F64Max",
	"F64Copysign",
	"I32WrapI64",

		{name: "F64Floor", asm: "F64Floor", argLength: 1, reg: fp64_11, typ: "Float64"},       // floor(arg0)
		{name: "F64Nearest", asm: "F64Nearest", argLength: 1, reg: fp64_11, typ: "Float64"},   // round(arg0)
		{name: "F64Abs", asm: "F64Abs", argLength: 1, reg: fp64_11, typ: "Float64"},           // abs(arg0)
		{name: "F64Copysign", asm: "F64Copysign", argLength: 2, reg: fp64_21, typ: "Float64"}, // copysign(arg0, arg1)

func abs(x, y float64) {
	// amd64:"BTRQ\t[$]63"
	// arm64:"FABSD\t"
	// s390x:"LPDFR\t",-"MOVD\t"     (no integer load/store)
	// ppc64x:"FABS\t"
	// riscv64:"FABSD\t"
	// wasm:"F64Abs"
	// arm/6:"ABSD\t"
	// mips64/hardfloat:"ABSD\t"
	// mips/hardfloat:"ABSD\t"
	sink64[0] = math.Abs(x)

	// amd64:"BTRQ\t[$]63","PXOR"    (TODO: this should be BTSQ)

// --- Intrinsics ---
(Sqrt ...) => (F64Sqrt ...)
(Trunc ...) => (F64Trunc ...)
(Ceil ...) => (F64Ceil ...)
(Floor ...) => (F64Floor ...)
(RoundToEven ...) => (F64Nearest ...)
(Abs ...) => (F64Abs ...)
(Copysign ...) => (F64Copysign ...)

(Sqrt32 ...) => (F32Sqrt ...)

(Ctz64 ...) => (I64Ctz ...)
(Ctz32 x) => (I64Ctz (I64Or x (I64Const [0x100000000])))
(Ctz16 x) => (I64Ctz (I64Or x (I64Const [0x10000])))

			},
			outputs: []outputInfo{
				{0, 281470681743360}, // F16 F17 F18 F19 F20 F21 F22 F23 F24 F25 F26 F27 F28 F29 F30 F31
			},
		},
	},
	{
		name:   "F64Abs",
		argLen: 1,
		asm:    wasm.AF64Abs,
		reg: regInfo{
			inputs: []inputInfo{
				{0, 281470681743360}, // F16 F17 F18 F19 F20 F21 F22 F23 F24 F25 F26 F27 F28 F29 F30 F31
			},