t.Fatal(err)
	}
	var result0 int
	var result1 float64
	if len(intRegs) > 0 {
		result0 = int(intRegs[0])
		result1 = math.Float64frombits(floatRegs[0])
	} else {
		result0 = args.y0Ret
		result1 = args.y1Ret
	}
	if result0 != 43 {
		t.Errorf("want 43, got %d", result0)
	}
	if result1 != fval+1 {

// "double", use uintptr(math.Float64bits(x)). Floating-point return
// values are returned in r2. The return value for C type "float" is
// [math.Float32frombits](uint32(r2)). For C type "double", it is
// [math.Float64frombits](uint64(r2)).
//
//go:uintptrescapes
func (p *Proc) Call(a ...uintptr) (uintptr, uintptr, error) {
	return SyscallN(p.Addr(), a...)
}

// A LazyDLL implements access to a single [DLL].

	for i := range atofRandomTests {
		n := uint64(rand.Uint32())<<32 | uint64(rand.Uint32())
		x := math.Float64frombits(n)
		s := FormatFloat(x, 'g', -1, 64)
		atofRandomTests[i] = atofSimpleTest{x, s}
	}

	for i := range benchmarksRandomBits {
		bits := uint64(rand.Uint32())<<32 | uint64(rand.Uint32())
		x := math.Float64frombits(bits)
		benchmarksRandomBits[i] = FormatFloat(x, 'g', -1, 64)
	}

func computeRandom() float64 {
	for {
		b := make([]byte, 8)
		_, err := rand.Read(b)
		if err != nil {
			panic(fmt.Sprintf("rand.Read failed: %v", err))
		}
		// and turn it into a float64
		x := math.Float64frombits(binary.LittleEndian.Uint64(b))
		if math.IsNaN(x) || math.IsInf(x, 0) {
			continue
		}
		x = math.Abs(x)
		if x < 0x1p-1000 { // avoid underflow patterns
			continue
		}

			case VLDR_EQ:
				switch {
				case strings.HasPrefix(args[0], "D"): // VLDR.F64
					if _, err := text.ReadAt(buf, int64(addr)); err != nil {
						break
					}
					args[1] = fmt.Sprintf("$%f", math.Float64frombits(binary.LittleEndian.Uint64(buf)))
				case strings.HasPrefix(args[0], "S"): // VLDR.F32
					if _, err := text.ReadAt(buf[:4], int64(addr)); err != nil {
						break
					}

	{NaN(), NaN()},
}
var nextafter64SC = []float64{
	0,
	0,
	-4.9406564584124654418e-324, // Float64frombits(0x8000000000000001)
	NaN(),
	4.9406564584124654418e-324, // Float64frombits(0x0000000000000001)
	Copysign(0, -1),
	Copysign(0, -1),
	-4.9406564584124654418e-324, // Float64frombits(0x8000000000000001)
	NaN(),
	NaN(),
}

var vfpowSC = [][2]float64{
	{Inf(-1), -Pi},

}

// auxTo32F decodes a float32 from the AuxInt value provided.
func auxTo32F(i int64) float32 {
	return truncate64Fto32F(math.Float64frombits(uint64(i)))
}

// auxTo64F decodes a float64 from the AuxInt value provided.
func auxTo64F(i int64) float64 {
	return math.Float64frombits(uint64(i))
}

func auxIntToBool(i int64) bool {
	if i == 0 {
		return false
	}
	return true
}

		// everything to JSON.
		{
			example: hex("f97c00"),
			decoded: math.Inf(1),
		},
		{
			example: hex("f97e00"),
			decoded: math.Float64frombits(0x7ff8000000000000),
		},
		{
			example: hex("f9fc00"),
			decoded: math.Inf(-1),
		},
		{
			example: hex("fa7f800000"),
			decoded: math.Inf(1),
			encoded: hex("f97c00"),

		x := v.Reg()
		p := s.Prog(v.Op.Asm())
		p.From.Type = obj.TYPE_FCONST
		p.From.Val = math.Float64frombits(uint64(v.AuxInt))
		p.To.Type = obj.TYPE_REG
		p.To.Reg = x
	case ssa.Op386MOVSSconst1, ssa.Op386MOVSDconst1:
		p := s.Prog(x86.ALEAL)
		p.From.Type = obj.TYPE_MEM
		p.From.Name = obj.NAME_EXTERN
		f := math.Float64frombits(uint64(v.AuxInt))
		if v.Op == ssa.Op386MOVSDconst1 {
			p.From.Sym = base.Ctxt.Float64Sym(f)

	if g, w := v.Kind(), KindFloat64; g != w {
		panic(fmt.Sprintf("Value kind is %s, not %s", g, w))
	}

	return v.float()
}

func (v Value) float() float64 {
	return math.Float64frombits(v.num)
}

// Time returns v's value as a [time.Time]. It panics
// if v is not a time.Time.
func (v Value) Time() time.Time {
	if g, w := v.Kind(), KindTime; g != w {